1 2008-10-11 Jakub Jelinek <jakub@redhat.com>
4 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
5 LO_SUM on Darwin if mode has just one unit.
7 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
10 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
11 has been optimized out.
13 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
15 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
16 instead of PIC_DIRECT_ADDR_P.
17 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
19 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
20 (PIC_OFFSET_P): Rename to...
21 (PCREL_SYMOFF_P): ...this.
22 (PIC_DIRECT_ADDR_P): Delete.
23 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
25 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
26 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
27 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
28 * config/sh/sh.c (print_operand): Remove CONST handling.
29 (unspec_caller_rtx_p): Rewrite to use split_const and check
30 the operands of UNSPEC bases.
31 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
32 with (unspec [A B] UNSPEC_SYMOFF).
33 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
35 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
36 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
37 (UNSPEC_EXTRACT_U16): Likewise.
38 (UNSPEC_SYMOFF): Likewise.
39 (UNSPEC_PCREL_SYMOFF): Likewise.
40 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
42 (movsi_const_16bit): Likewise.
43 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
44 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
45 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
46 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
47 with (unspec [A B] UNSPEC_SYMOFF).
48 (symPLT_label2reg): Replace (minus A (minus B pc)) with
49 (unspec [A B] PCREL_UNSPEC_SYMOFF).
50 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
51 (Csu): Likewise UNSPEC_EXTRACT_U16.
52 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
53 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
55 2008-10-10 Stepan Kasal <skasal@redhat.com>
57 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
58 for loop strip mining and loop blocking.
60 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
62 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
63 vary types depending on debug info.
65 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
67 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
68 before ensuring it's already computed.
70 2008-10-09 Jakub Jelinek <jakub@redhat.com>
72 * rtl.h (locator_eq): New decl.
73 * cfglayout.c (locator_scope): New function.
75 (locator_eq): New function.
76 (fixup_reorder_chain): Search for last insn in src bb
77 that has locator set or first insn in dest bb. Use
78 locator_eq instead of == to compare locators.
79 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
80 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
81 == to compare locators.
83 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
85 * gimple-low.c (lower_function_body, lower_gimple_return,
86 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
87 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
88 goto_block on edges if goto_locus is known.
91 * tree.h (get_object_alignment): Declare.
92 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
93 get_object_alignment if needed.
94 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
96 (get_object_alignment): ... here. New function. Try harder to
97 determine alignment from get_inner_reference returned offset.
99 2008-10-08 Jakub Jelinek <jakub@redhat.com>
101 * graphite.c (gloog): Don't call find_unreachable_blocks
102 before delte_unreachable_blocks.
104 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
105 goto_locus of true_edge into RTL locator.
107 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
110 (*jcc_btdi_mask_rex64): Ditto.
112 (*jcc_btsi_mask): Ditto.
113 (*jcc_btsi_1): Ditto.
114 (*jcc_btsi_mask_1): Ditto.
116 2008-10-08 Paul Brook <paul@codesourcery.com>
118 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
119 compatible profiler (__gnu_mcount_nc).
120 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
122 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
124 * config/i386/i386.c (initial_ix86_tune_features): Add
125 X86_TUNE_USE_VECTOR_FP_CONVERTS.
126 * config/i386/i386.h (ix86_tune_indices): Likewise.
127 (TARGET_USE_VECTOR_FP_CONVERTS): New.
129 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
130 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
131 for FP to FP splitters.
133 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
135 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
138 2008-10-08 Jakub Jelinek <jakub@redhat.com>
142 PR rtl-optimization/37341
143 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
144 to ORIG_BB, pass through ORIG_BB recursively.
145 (cse_condition_code_reg): Adjust caller.
147 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
149 * sdbout.c (sdbout_one_type): Treat the value type
150 CONST_DECL for enumerals.
152 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
154 * config/i386/i386.md: Remove trailing white spaces.
156 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
158 PR rtl-optimization/37448
159 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
160 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
162 (struct output_info) [count]: Renamed total_created and made
164 (struct output_info) [size]: Renamed total_allocated and made
166 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
167 Properly keep track of desc->size.
168 (print_statistics, dump_alloc_pool_statistics): Enhance the
169 printing of statistics to print the number of elements and to use
172 2008-10-07 Jakub Jelinek <jakub@redhat.com>
175 * opts.h (CL_SAVE): Move up to flags range.
176 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
177 CL_COMMON): Renumber.
178 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
179 * opts.c (common_handle_option): Revert last change.
181 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/i386-protos.h (ix86_schedule): New.
185 * config/i386/i386.c (ix86_schedule): New.
186 (override_options): Add schedule to processor_alias_table. Set
187 ix86_schedule from the schedule field in processor_alias_table.
188 (ix86_function_specific_save): Save ix86_schedule.
189 (ix86_function_specific_restore): Restore ix86_schedule.
191 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
192 ix86_tune. Add none and remove i386, i486, pentium4, nocona
195 * config/i386/i386.opt: Add schedule.
197 * config/i386/ppro.md: Remove generic32.
199 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
202 * expr.c (count_type_elements): Handle ERROR_MARK.
204 2008-10-07 Jakub Jelinek <jakub@redhat.com>
209 * basic-block.h (struct edge_def): Add goto_block field.
210 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
211 one insn with locus corresponding to edge's goto_locus if !optimize.
212 * profile.c (branch_prob): Copy edge's goto_block.
213 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
215 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
216 locator in between the merged basic blocks if !optimize and needed.
217 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
218 goto_locus into RTL locator. For unconditional jump use that
219 locator for the jump insn.
220 (expand_gimple_cond): Convert goto_block and goto_locus into
221 RTL locator for all remaining edges. For unconditional jump
222 use that locator for the jump insn.
223 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
224 there is more than one edge or insn locator along the forwarding
225 edges and !optimize. If there is just one, set e->goto_locus.
226 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
228 (move_block_to_fn): Adjust edge's goto_block.
230 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
233 * expmed.c (expand_mult): Properly check DImode constant in
236 2008-10-07 Jakub Jelinek <jakub@redhat.com>
239 * dwarf2out.c (common_block_die_table): New variable.
240 (common_block_die_table_hash, common_block_die_table_eq): New
242 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
243 COMMON block in the current scope rather than globally. Optimize
244 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
245 DW_OP_addr SYMBOL_REF+off.
247 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
249 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
250 Return true for non-addressable GIMPLE operands.
252 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
255 * config/i386/i386.c (initial_ix86_tune_features): Remove
256 X86_TUNE_USE_BIT_TEST.
257 * config/i386/i386.h (ix86_tune_indices): Likewise.
258 (TARGET_USE_BIT_TEST): Removed.
260 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
262 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
264 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
266 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
267 (mul<mode>3_mul3): ... into this new template.
269 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
271 * gimplify.c (gimplify_arg): Add location argument. Use it.
272 (gimplify_call_expr): Pass location to gimplify_arg.
273 (gimplify_modify_expr_to_memcpy): Same.
274 (gimplify_modify_expr_to_memset): Same.
276 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
278 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
279 Update calls to build_unary_op and build_indirect_ref for location
282 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
285 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
286 * c-typeck.c (array_to_pointer_conversion): Pass location to
288 (function_to_pointer_conversion): Use error_at and warning_at.
289 (build_indirect_ref): Same.
290 (build_array_ref): Pass location to build_binary_op.
291 (parser_build_unary_op): Do not set location after calling
293 (build_unary_op): Add location argument. Use it throughout. Set
294 EXPR_LOCATION before returning new tree.
295 (build_modify_expr): Same.
296 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
298 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
299 build_indirect_ref, build_modify_expr.
300 (c_finish_omp_for): Same. Use error_at instead of error.
301 * c-common.c (c_common_truthvalue_conversion): Pass location to
303 (warn_for_div_by_zero): Add location argument.
304 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
305 build_unary_op, warn_for_div_by_zero.
306 * c-parser.c (c_parser_typeof_specifier): Use
307 protected_set_expr_location.
308 (c_parser_statement_after_labels): Same.
309 (c_parser_condition): Same.
310 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
311 (c_parser_conditional_expression): Use protected_set_expr_location.
312 (c_parser_unary_expression): Pass location to build_indirect_ref.
313 (c_parser_postfix_expression_after_primary): Pass location to
314 build_indirect_ref, build_unary_op.
315 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
317 2008-10-06 Joshua Kinard <kumba@gentoo.org>
319 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
320 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
321 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
323 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
324 (mips_issue_rate): Handle PROCESSOR_R10000.
325 * config/mips/mips.md (cpu): Add r10000.
327 * config/mips/10000.md: New file.
329 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
331 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
332 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
333 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
335 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
337 * config/darwin-protos.h (machopic_function_base_name): Delete.
338 (machopic_function_base_sym): Likewise.
339 (machopic_gen_offset): Declare.
340 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
341 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
342 * config/darwin.c (machopic_function_base_name): Delete.
343 (machopic_function_base_sym): Likewise.
344 (gen_pic_offset): Rename to...
345 (machopic_gen_offset): ...this and remove the pic_base argument.
346 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
347 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
348 crtl->uses_pic_offset_table.
349 (machopic_indirect_data_reference): Use new machopic_gen_offset
351 (machopic_legitimize_pic_address): Likewise.
352 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
354 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
355 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
356 * config/i386/i386.c (output_set_got): Likewise.
357 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
359 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
360 (legitimate_address_p): Likewise.
361 (output_pic_addr_const): Likewise.
362 (output_addr_const_extra): Likewise.
363 (ix86_delegitimize_address): Expect darwin_local_data_pic to
364 match an UNSPEC rather than a MINUS.
365 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
366 (builtin_setjmp_receiver): Use machopic_gen_offset.
367 * config/i386/predicates.md (pic_symbolic_operand): Handle
368 UNSPEC_MACHOPIC_OFFSET.
370 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
371 Use machopic_gen_offset and machopic_operand_p.
372 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
373 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
374 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
375 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
376 Set crtl->uses_pic_offset_table.
378 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
380 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
382 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
383 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
384 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
385 (constant_pool_expr_p): Use split_const and check the base.
386 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
388 (legitimate_constant_pool_address_p): Check toc_relative_p
389 instead of constant_pool_expr_p.
390 (print_operand_address): Always use output_addr_const for
391 constant pool addresses.
392 (rs6000_output_addr_const_extra): New function.
393 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
395 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
399 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
400 (mark_ref_live, mark_ref_dead): Use them.
401 (def_conflicts_with_inputs_p): Remove.
402 (mark_early_clobbers): New function.
403 (process_bb_node_lives): Call preprocess_constraints and
406 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
408 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
410 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
411 lib with -mthread switch.
413 2008-10-05 Dodji Seketeli <dodji@redhat.com>
416 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
417 function in two, making it call a new and reusable
418 dwarf2out_imported_module_or_decl() that takes the containing
419 BLOCK of the declaration in argument.
420 (dwarf2out_imported_module_or_decl_real): New function.
421 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
422 IMPORTED_DECL in account.
423 * tree.def: Added IMPORTED_DECL node type.
424 * tree.h: Added accessors for IMPORTED_DECL nodes.
425 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
427 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
429 * doc/gimple.texi: Fix some typos, wrap some long lines,
430 fix some broken wraps with continuations.
431 * tree-ssa-reassoc.c: Fix comment typos.
433 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
436 * pa.c (legitimize_pic_address): Force function labels to memory in
439 2008-10-04 Anton Blanchard <anton@samba.org>
441 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
442 (rs6000_split_atomic_op): Same.
443 (rs6000_split_compare_and_swap): Same.
444 (rs6000_split_compare_and_swapqhi): Same.
446 2008-10-04 Richard Guenther <rguenther@suse.de>
448 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
449 instead of pointer equality.
450 (vn_nary_op_eq): Likewise.
452 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
454 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
456 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
457 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
459 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
461 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
462 Revert previous change.
464 2008-10-03 Tom Tromey <tromey@redhat.com>
466 * stringpool.c (ggc_alloc_string): Terminate string.
468 2008-10-03 Jakub Jelinek <jakub@redhat.com>
470 * gimplify.c (gimplify_function_tree): For -finstrument-functions
471 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
472 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
475 * gimplify.c (declare_vars): Use gimple_bind_block instead of
478 2008-10-03 Pascal Obry <obry@adacore.com>
480 * gcov.c (create_file_names): Properly handle UNIX and DOS
481 directory separators.
482 (make_gcov_file_name): Likewise + convert the ':' DOS drive
483 separator to '~' to ensure clean filenames on Windows.
485 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
487 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
488 Add a null terminator to the stripped name.
490 2008-10-02 David Edelsohn <edelsohn@gnu.org>
492 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
493 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
494 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
495 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
496 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
497 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
500 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
502 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
504 2008-10-02 Richard Guenther <rguenther@suse.de>
507 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
508 and VECTOR_TYPE recurse with useless_type_conversion_p which
509 properly handles void pointer conversion.
511 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
514 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
515 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
517 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
519 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
520 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
521 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
522 they translate to non builtins.
523 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
524 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
525 __builtin_vec_promote, __builtin_vec_extract, and
526 __builtin_vec_insert.
527 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
528 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
529 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
530 * config/rs6000/altivec.h (vec_extract): Define
531 (vec_insert): Define.
532 (vec_splats): Define.
533 (vec_promote): Define.
535 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
536 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
537 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
539 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
541 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
542 prototype. Add new parameter, blk.
543 Use BLKmode for the MEM if blk is true.
544 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
545 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
546 ALTIVEC_BUILTIN_STVRXL.
547 Update usage of altivec_expand_lv_builtin.
548 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
549 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
550 (altivec_init_builtins): If compiling for the Cell, also define the
552 * config/rs6000/rs6000.h (rs6000_builtins): Define
553 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
554 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
555 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
556 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
557 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
558 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
559 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
560 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
561 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
562 UNSPEC_STVRX, and UNSPEC_STVRXL.
563 (altivec_lvlx): New pattern.
564 (altivec_lvlxl): New pattern.
565 (altivec_lvrx): New pattern.
566 (altivec_lvrxl): New pattern.
567 (altivec_stvlx): New pattern.
568 (altivec_stvlxl): New pattern.
569 (altivec_stvrx): New pattern.
570 (altivec_stvrxl): New pattern.
571 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
572 (vec_lvlxl): Likewise.
573 (vec_lvrx): Define if PPU is defined.
574 (vec_lvrxl): Likewise.
575 (vec_stvlx): Define if PPU is defined.
576 (vec_stvlxl): Likewise.
577 (vec_stvrx): Define if PPU is defined.
578 (vec_stvrxl): Likewise.
580 2008-10-01 Geert Bosch <bosch@adacore.com>
582 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
584 2008-10-01 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/37617
587 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
588 do not add to the NEW_SETS.
590 2008-10-01 Richard Guenther <rguenther@suse.de>
593 * tree-vrp.c (execute_vrp): If we optimized away the default
594 case make sure to promote the label that got in place of it
595 to a default case label.
597 2008-10-01 Richard Henderson <rth@redhat.com>
600 * tree-complex.c (set_component_ssa_name): Don't optimize
601 is_gimple_min_invariant values with ssa_names in abnormal phis.
603 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
605 PR tree-optimization/37662
606 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
607 commutative binary operation if they are in the wrong order and
608 fold_build2 produces non-GIMPLE.
610 2008-09-30 Jakub Jelinek <jakub@redhat.com>
612 PR tree-optimization/37662
613 PR tree-optimization/37663
614 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
615 get_value_range with non-SSA_NAME. Don't assert operands have been
616 folded, instead just bail out.
618 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
620 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
622 2008-09-30 Richard Guenther <rguenther@suse.de>
625 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
626 build restrict-qualified pointers.
627 (vectorizable_store): Move alias check later.
628 (vectorizable_load): Likewise.
630 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
632 * c-common.c (empty_if_body_warning): Remove.
633 * c-common.h (empty_if_body_warning): Remove.
634 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
635 here the -Wempty-body warning for `if' and `else' statements.
636 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
638 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
640 * config/i386/i386.opt: Add msse2avx.
642 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
643 * config/i386/linux64.h (ASM_SPEC): Likewise.
645 * doc/invoke.texi: Document -msse2avx.
647 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
649 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
651 2008-09-29 Joseph Myers <joseph@codesourcery.com>
653 * ifcvt.c (noce_emit_store_flag): If using condition from original
654 jump, reverse it if if_info->cond was reversed.
656 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
658 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
659 non-constant memory if it cannot be forced to constant memory.
660 Overhaul surrounding code and factor out common condition.
662 2008-09-29 Jeff Law <law@redhat.com>
664 * reload1.c (alter_reg): Add missing curly braces.
666 2008-09-29 Michael J. Eager <eager@eagercon.com>
668 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
670 * config/rs6000/rs6000.c (rs6000_override_options): Move
671 rs6000_init_hard_regno_mode_ok after all options changed.
672 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
673 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
674 -msimple-fpu flags. Add warning messages if single FP not configured.
675 (rs6000_file_start): Output gnu_attribute for single-float.
676 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
677 (rs6000_legitimize_address): Likewise.
678 (rs6000_legitimize_reload_address): Likewise.
679 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
681 (function_arg_advance): Likewise (partial conversion).
682 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
683 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
685 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
686 (rs6000_emit_prologue): Likewise.
687 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
689 (rs6000_libcall_value): Likewise.
690 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
691 (TARGET_DOUBLE_FLOAT): New default to 1
692 (TARGET_SIMPLE_FPU): New default to 0
693 (TARGET_SINGLE_FPU): New default to 0
694 (TARGET_SINGLE_FLOAT_MODE): New.
695 (TARGET_DOUBLE_FLOAT_MODE): New.
696 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
697 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
699 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
700 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
701 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
702 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
703 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
704 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
705 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
706 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
707 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
708 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
709 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
710 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
711 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
712 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
713 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
714 cmptf_internal1, *cmptf_internal2): Condition on
716 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
717 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
718 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
719 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
720 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
721 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
723 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
724 * config/rs6000/rs6000.opt (-msingle-float): New.
725 (-mdouble-float): New.
727 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
728 -msingle-float, -mdouble-float, -msimple-fpu options.
729 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
730 _SOFT_DOUBLE for -msingle-float.
731 * config.gcc: New config for target=powerpc-xilinx-eabi.
733 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
735 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
737 (new_scop): Take entry and exit edge to define new SCoP.
738 (sd_region_p): New structure used during SCoP detection.
739 (move_scops): Delete.
740 (move_sd_regions): New.
741 (scopdet_info): Change the definition from edges back to basic_blocks.
742 (scopdet_edge_info): Work on basic_blocks and rename to
743 scopdet_basic_block_info.
744 (split_difficult_bb): At the moment removed. We should later
745 add it at another place.
746 (build_scops_1): Work on basic_blocks.
747 (bb_in_sd_region): New.
748 (find_single_entry_edge): New.
749 (find_single_exit_edge): New.
750 (create_single_entry_edge): New.
751 (sd_region_without_exit): New.
752 (create_single_exit_edge): New.
753 (unmark_exit_edges): New.
754 (mark_exit_edges): New.
755 (create_sese_edges): New.
756 (build_graphite_scops): New.
757 (build_scops): Make SCoPs SESE.
758 (limit_scops): Use the new functions.
760 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
762 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
764 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
767 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
768 address to a register before taking the lower part.
770 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
772 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
775 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
776 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
779 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
780 the newly created variable.
781 Create a VECTOR_CST of all 1s for vector types.
783 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
786 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
788 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
790 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
791 order to convert between modes.
792 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
794 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
796 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
799 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
802 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
806 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
808 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
809 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
810 them to yield false with MIPS16.
812 2008-09-26 Jakub Jelinek <jakub@redhat.com>
815 * dwarf2out.c (tls_mem_loc_descriptor): New function.
816 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
817 mem_loc_descriptor failed. Accept UNSPEC.
818 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
819 fail if one of the loc_descriptor calls for pieces failed.
820 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
821 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
822 if loc_descriptor_from_tree_1 on offset failed.
825 * opts.c (common_handle_option): Don't call print_specific_help with
826 CL_SAVE as first argument.
828 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
829 Steve Ellcey <sje@cup.hp.com>
831 * configure: Regenerate for new libtool.
834 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
836 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
837 alias set on MEM when saving stack pointer.
838 * config/rs6000/rs6000.md (allocate_stack): Likewise
840 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
842 PR tree-optimization/37574
843 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
844 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
845 instead of vector_type for constants. Take computation out of loop.
846 (vect_get_vec_def_for_operand): Use only vectype for constant case,
847 and use only vector_type for invariant case.
848 (get_initial_def_for_reduction): Use vectype instead of vector_type.
850 2008-09-25 Jakub Jelinek <jakub@redhat.com>
853 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
854 the decl is a VAR_DECL or FUNCTION_DECL.
856 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
859 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
860 (mark_ref_live, mark_ref_dead): Use them.
861 (def_conflicts_with_inputs_p): Remove.
862 (mark_early_clobbers): New function.
863 (process_bb_node_lives): Call preprocess_constraints and
866 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
868 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
871 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
872 (ira_compress_allocno_live_ranges): New prototype.
874 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
875 (coalesced_allocnos_living_at_program_points): New.
876 (coalesced_allocnos_live_at_points_p,
877 set_coalesced_allocnos_live_points): New functions.
878 (coalesce_spill_slots): Rewrite.
880 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
881 ira_compress_allocno_live_ranges): New functions.
883 * ira-build.c (ira_flattening): Call
884 ira_compress_allocno_live_ranges.
887 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
889 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
892 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
894 * combine.c (make_compound_operation): Handle the 'E' format.
895 (count_rtxs): Likewise.
896 (update_table_tick): Likewise.
897 (get_last_value_validate): Likewise.
899 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
901 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
903 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
905 * matrix-reorg.c (transform_allocation_sites): Initializers
906 added to avoid the warning.
908 2008-09-25 Martin Jambor <mjambor@suse.cz>
910 * cgraph.c (free_nodes): New variable.
911 (NEXT_FREE_NODE): New macro.
912 (cgraph_create_node): Reuse nodes from the free list. Do not
913 update uid if doing so.
914 (cgraph_remove_node): Add the node to the free list.
916 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
918 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
920 2008-09-24 Richard Henderson <rth@redhat.com>
922 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
923 * unwind-dw2.c (execute_stack_op): Handle it.
925 2008-09-24 David Edelsohn <edelsohn@gnu.org>
928 2008-09-24 Michael J. Eager <eager@eagercon.com>
930 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
932 * c-common.c (fname_decl): New location argument.
933 * c-common.h (fname_decl): Same.
934 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
936 (c_parser_typeof_specifier): Same.
937 (c_parser_parms_list_declarator): Same.
938 (c_parser_asm_string_literal): Same.
939 (c_parser_compound_statement_nostart): Same.
940 (c_parser_label): Same.
941 (c_parser_do_statement): Same.
942 (c_parser_asm_statement): Same.
943 (c_parser_unary_expression): Same.
944 (c_parser_sizeof_expression): Same.
945 (c_parser_postfix_expression): Same.
946 (c_parser_pragma): Same.
947 (c_parser_omp_clause_collapse): Same.
948 (c_parser_omp_clause_num_threads): Same.
949 (c_parser_omp_clause_schedule): Same.
950 (c_parser_omp_all_clauses): Same.
951 (c_parser_omp_sections_scope): Same.
952 (c_parser_omp_for_loop): Same. Pass condition's location to
953 c_objc_common_truthvalue_conversion.
954 (c_parser_enum_specifier): Remove comment.
956 2008-09-24 Michael J. Eager <eager@eagercon.com>
958 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
960 * config/rs6000/rs6000.c (rs6000_override_options): Move
961 rs6000_init_hard_regno_mode_ok after all options changed.
962 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
963 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
964 -msimple-fpu flags. Add warning messages if single FP not configured.
965 (rs6000_file_start): Output gnu_attribute for single-float.
966 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
967 (rs6000_legitimize_address): Likewise.
968 (rs6000_legitimize_reload_address): Likewise.
969 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
971 (function_arg_advance): Likewise.
972 (function_arg): Likewise.
973 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
974 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
976 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
977 (rs6000_emit_prologue): Likewise.
978 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
980 (rs6000_libcall_value): Likewise.
981 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
982 (TARGET_DOUBLE_FLOAT): New default to 1
983 (TARGET_SIMPLE_FPU): New default to 0
984 (TARGET_SINGLE_FPU): New default to 0
985 (TARGET_SINGLE_FLOAT_MODE): New.
986 (TARGET_DOUBLE_FLOAT_MODE): New.
987 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
988 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
990 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
991 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
992 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
993 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
994 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
995 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
996 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
997 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
998 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
999 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1000 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1001 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1002 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1003 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1004 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1005 cmptf_internal1, *cmptf_internal2): Condition on
1006 TARGET_DOUBLE_FLOAT.
1007 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1008 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1009 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1010 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1011 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1012 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1013 TARGET_SINGLE_FLOAT.
1014 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1015 * config/rs6000/rs6000.opt (-msingle-float): New.
1016 (-mdouble-float): New.
1017 (-msimple-fpu): New.
1018 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1019 -msingle-float, -mdouble-float, -msimple-fpu options.
1020 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1021 _SOFT_DOUBLE for -msingle-float.
1022 * config.gcc: New config for target=powerpc-xilinx-eabi.
1024 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1026 * config/sparc/constraints.md: New file.
1027 * config/sparc/sparc.md: Include it.
1028 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1029 (sparc_extra_constraint_check): Delete.
1030 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1031 (memory_ok_for_ldd): New predicate.
1032 (sparc_extra_constraint_check): Delete.
1033 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1034 (CONST_OK_FOR_LETTER_P): Likewise.
1035 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1036 (EXTRA_CONSTRAINT): Likewise.
1038 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1040 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1042 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1044 * alias.c (find_base_value): Use FIND_BASE_TERM.
1045 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1047 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1049 * config/i386/i386.c: Include cselib.h.
1050 (ix86_pic_register_p): New function.
1051 (ix86_delegitimize_address): Use it to check for the PIC register.
1053 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1055 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1056 * config/i386/i386.c (ix86_find_base_term): Don't check for
1057 SYMBOL_REF and LABEL_REF.
1059 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1061 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1062 constant PLUS in a CONST.
1064 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1066 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1067 check for sibcall support for w64.
1069 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1071 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1073 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1075 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1076 parser_build_binary_op.
1077 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1078 * c-typeck.c (build_array_ref): Same.
1079 (parser_build_unary_op): New location argument.
1080 (pointer_diff): Pass location to build_binary_op,
1081 c_objc_common_truthvalue_conversion.
1082 (build_modify_expr): Same.
1083 (build_unary_op): New location argument.
1084 (build_binary_op): New location argument.
1085 (c_objc_common_truthvalue_conversion): Pass location to
1086 c_*common_truthvalue_conversion.
1087 * c-convert.c (convert): Same.
1088 * c-common.c (binary_op_error): New location argument.
1089 (pointer_int_sum): Pass location to build_binary_op.
1090 (c_common_truthvalue_conversion): New location argument.
1091 (warn_for_sign_compare): Same.
1092 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1093 binary_op_error, build_binary_op, warn_for_sign_compare.
1094 * c-parser.c (c_parser_condition): Pass location to
1095 c_*common_truthvalue_conversion.
1096 (c_parser_conditional_expression): Save condition's location and pass
1098 (c_parser_binary_expression): Same, but for the binary operator's
1100 (c_parser_omp_for_loop): Pass location to
1101 c_objc_common_truthvalue_conversion.
1103 2008-09-23 Martin Jambor <mjambor@suse.cz>
1105 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1106 (cgraph_node_remove_callees): New temporary f. Hold the next item
1108 (cgraph_node_remove_callers): Likewise.
1110 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1111 (ipa_node_removal_hook): Likewise.
1113 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1114 gimple_call_copy_skip_args and moved to the gimple_call section.
1115 * gimple.c (gimple_copy_call_skip_args): Renamed to
1116 gimple_call_copy_skip_args. Changed al users.
1118 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1120 * ira-color.c (start_allocno_priorities): Rename to
1121 setup_allocno_priorities. Use costs and
1122 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1123 range lengths. Get rid off doubles.
1124 (ira_fast_allocations): Call start_allocno_priorities.
1126 2008-09-22 David Daney <ddaney@avtrex.com>
1129 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1130 register if TARGET_LONG_CALLS.
1132 2008-09-22 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/37145
1135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1136 value-numbering union accesses with their offset and size only.
1137 (visit_reference_op_load): Fix simplification of inserted conversions.
1138 * tree-ssa-pre.c (find_or_generate_expression): Do not
1139 recursively generate expressions if running FRE.
1141 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1143 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1144 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1147 2008-09-22 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/37145
1150 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1151 (phi_translate_1): Constant fold references.
1153 2008-09-22 Ira Rosen <irar@il.ibm.com>
1155 PR tree-optimization/37482
1156 * tree-vectorizer.h (struct _slp_instance): Add new field.
1157 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1158 (get_earlier_stmt): New function.
1159 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1161 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1162 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1163 asserts that GSI points to the scalar statement being vectorized.
1164 Set new statement location according to GSI.
1165 (vect_schedule_slp_instance): Use GSI of
1166 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1168 2008-09-21 Jan Hubicka <jh@suse.cz>
1170 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1171 (ipcp_insert_stage): Update dead_nodes bitmap.
1173 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1176 * config/i386/t-cygming (SHLIB_LC): Remove.
1177 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1178 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1180 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1184 * final.c (mark_symbol_ref_as_used): New helper function.
1185 (output_operand): Instead of just looking inside MEMs for
1186 SYMBOL_REFs, use new helper function and for_each_rtx.
1187 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1188 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1189 Make head comment more general.
1190 * config/darwin.c (machopic_output_indirection): Handle weak
1191 references here, like in assemble_external.
1193 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1195 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1196 (sparc_emit_float_lib_cmp): Change return type.
1197 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1198 (gen_compare_operator): New function.
1199 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1200 the comparison sequence. Minor tweaks.
1201 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1202 that the final operator and the result of sparc_emit_float_lib_cmp
1203 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1204 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1205 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1206 result of sparc_emit_float_lib_cmp match for software TFmode.
1207 (movqicc, movhicc, movsicc, movdicc): Merge into...
1208 (mov<I:mode>cc): ...this.
1209 (movsfcc, movdfcc, movtfcc): Merge into...
1210 (mov<F:mode>cc): ...this.
1211 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1213 (mov<I:mode>_cc_v9): ...this.
1214 (movdi_cc_sp64_trunc): Delete.
1215 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1216 movdi_cc_reg_sp64): Merge into...
1217 (mov<I:mode>_cc_reg_sp64): ...this.
1218 (movsf_cc_sp64): Rename into...
1219 (movsf_cc_v9): ...this.
1220 (movdf_cc_sp64): Rename into...
1221 (movdf_cc_v9): ...this.
1222 (movtf_cc_hq_sp64): Rename into...
1223 (movtf_cc_hq_v9): ...this.
1224 (movtf_cc_sp64): Rename into...
1225 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1227 2008-09-21 Diego Novillo <dnovillo@google.com>
1229 * doc/gccint.texi: Include generic.texi and gimple.texi.
1231 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1232 (GIMPLE): Move to gimple.texi.
1233 (Annotations): Remove references to to stmt_ann_t and
1235 (SSA Operands): Rename from 'Statement Operands'.
1236 * doc/generic.texi: New.
1237 * doc/gimple.texi: New.
1238 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1239 * Makefile.in (TEXI_GCCINT_FILES):
1240 * gimple.c (gimple_copy_call_skip_args): Rename from
1241 giple_copy_call_skip_args. Update all users.
1242 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1244 2008-09-21 Ira Rosen <irar@il.ibm.com>
1246 PR tree-optimization/37539
1247 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1248 statement in related statement field only for the first load of the
1249 group of loads with the same data reference.
1251 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1253 * config/mips/mips.h (TUNE_OCTEON): New macro.
1254 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1255 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1256 * config/mips/octeon.md: New file.
1257 * config/mips/mips.md: Include octeon.md. Restore
1258 semi-alphabetical order of include files.
1260 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1263 * config/i386/i386.md (*jcc_fused_1): Removed.
1264 (*jcc_fused_2): Likewise.
1265 (*jcc_fused_3): Likewise.
1266 (*jcc_fused_4): Likewise.
1268 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1270 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1271 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1272 * target.h (gcc_target): Add ira_cover_classes.
1273 * ira.c: Remove IRA_COVER_CLASSES guards.
1274 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1275 instead of IRA_COVER_CLASSES.
1276 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1277 (setup_class_translate): Likewise.
1278 (setup_reg_class_intersect_union): Likewise.
1279 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1280 test of targetm.ira_cover_classes.
1281 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1282 of IRA_COVER_CLASSES.
1283 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1284 (TARGET_INITIALIZER): Include it.
1285 * targhooks.h (default_ira_cover_classes): Declare.
1286 * targhooks.c (default_ira_cover_classes): New function.
1288 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1290 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1292 2008-09-19 Ian Lance Taylor <iant@google.com>
1294 * varasm.c (narrowing_initializer_constant_valid_p): Return
1295 NULL_TREE if ENDTYPE is not an integer.
1297 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1300 * tree-ssa.c (execute_update_addresses_taken): Also update
1301 DECL_GIMPLE_REG_P for vector and complex types.
1303 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1304 Jan Hubicka <jh@suse.cz>
1307 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1308 empty before freeing them.
1309 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1311 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1313 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1314 * config/xtensa/predicates.md (tls_symbol_operand): New.
1315 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1316 (TARGET_CANNOT_FORCE_MEM): Define.
1317 (xtensa_tls_symbol_p): New.
1318 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1319 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1320 (xtensa_tls_module_base): New.
1321 (xtensa_call_tls_desc): New.
1322 (xtensa_legitimize_tls_address): New.
1323 (xtensa_legitimize_address): Handle TLS symbols.
1324 (xtensa_tls_referenced_p_1): New.
1325 (xtensa_tls_referenced_p): New.
1326 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1328 (XTENSA_BUILTIN_THREAD_POINTER): New.
1329 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1330 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1331 builtin. Add declarations for __builtin_thread_pointer and
1332 __builtin_set_thread_pointer.
1333 (xtensa_fold_builtin): Recognize new builtins.
1334 (xtensa_expand_builtin): Expand new builtins.
1335 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1336 (TARGET_THREADPTR): Define.
1337 (HAVE_AS_TLS): Define default value.
1338 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1339 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1340 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1341 (UNSPECV_SET_TP): New.
1342 (sym_TPOFF, sym_DTPOFF): New.
1343 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1344 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1345 * configure: Regenerated.
1347 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1350 * config/ia64/ia64.c (ia64_optimization_options): Move
1351 checking and setting flag_schedule_insns_after_reload and
1352 ia64_flag_schedule_insns2 back to ...
1353 (ia64_override_options): Here.
1355 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1358 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1359 zero extend count after the correction to it is done.
1360 (doloop_optimize): Update call to doloop_modify, don't zero extend
1363 2008-09-18 Martin Jambor <mjambor@suse.cz>
1365 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1367 * ipa-prop.c: Correct comments.
1368 * ipa-prop.h: Likewise.
1370 2008-09-18 Jan Hubicka <jh@suse.cz>
1373 * ipa-reference.c (ipa_reference_local_vars_info_d,
1374 ipa_reference_global_vars_info_d,
1375 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1376 ipa_reference_vars_info_t): Move here from ipa-reference.h
1377 (node_duplication_hook_holder, node_removal_hook_holder): New.
1378 (get_reference_vars_info_from_cgraph): Rename to ...
1379 (get_reference_vars_info): ... this one, use cgraph uids.
1380 (get_local_reference_vars_info, get_global_reference_vars_info):
1381 Use cgraph instead of decl.
1382 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1384 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1385 ipa_reference_get_written_global,
1386 ipa_reference_get_not_written_global): Use cgraph argument.
1387 (check_call): Simplify avail check.
1388 (scan_stmt_for_static_refs): Update.
1389 (propagate_bits): Update.
1390 (merge_callee_local_info): Remove.
1391 (init_function_info): Use cgraph nodes.
1392 (clean_function_local_data): Break out from ...
1393 (clean_function): ... here.
1394 (copy_local_bitmap, copy_global_bitmap): New functions.
1395 (duplicate_node_data, remove_node_data): New functions.
1396 (generate_summary): Register hooks; use visibility instead of
1398 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1399 * ipa-reference.h (ipa_reference_local_vars_info_d,
1400 ipa_reference_global_vars_info_d,
1401 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1402 ipa_reference_vars_info_t): Move to ipa-reference.c
1403 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1405 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1406 ipa_reference_get_not_read_global,
1407 ipa_reference_get_not_written_global): Update prototype.
1408 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1409 (init_state): Remove.
1410 (node_duplication_hook_holder, node_removal_hook_holder): New.
1411 (get_function_state, set_function_state): Use VECtor.
1412 (analyze_function): Check body availability.
1413 (add_new_function): Likewise.
1414 (duplicate_node_data, remove_node_data): New.
1415 (generate_summary): Register hooks; do not care about clones.
1416 (propafate): Do not care about clones; recursive functions are
1418 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1419 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1420 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1422 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1423 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1424 Update call of ipa-reference accesors.
1426 2008-09-18 Simon Baldwin <simonb@google.com>
1428 * c-opts.c (c_common_handle_option): Add handling for
1429 -Wbuiltin-macro-redefined command line option.
1430 * c.opt: Added builtin-macro-redefined option.
1431 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1434 2008-09-18 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/37258
1437 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1438 and signedness for integral types.
1439 (vn_phi_eq): Require compatible types.
1441 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1444 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1445 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1447 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1448 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1449 ggc_free other TREE_LIST nodes from that chain.
1450 * function.c (instantiate_decls): Instantiate also DECL_RTL
1451 of vars in cfun->local_decls, free that list afterwards.
1453 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1455 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1456 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1458 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1460 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1461 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1463 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1465 PR tree-optimization/37102
1466 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1467 from a node. Check to see if another PHI is dead.
1468 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1469 remove real PHIs which have no uses.
1470 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1472 2008-09-18 Richard Guenther <rguenther@suse.de>
1475 * tree-cfg.c (remove_useless_stmts_1): Remove
1476 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1478 2008-09-18 Nick Clifton <nickc@redhat.com>
1480 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1481 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1482 to frv_secondary_reload_class.
1483 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1484 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1485 (frv_secondary_reload_class): Omit unused parameter.
1486 (frv_secondary_reload): New function. Handle the case when
1487 secondary_reload_class() is called before the reload_(in|out)
1488 _optabs have been initialised.
1489 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1491 * config/frv/frv.md: Define an exclusion set between fr550_m0
1494 2008-09-18 Richard Guenther <rguenther@suse.de>
1496 PR tree-optimization/37456
1497 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1498 want to insert after ends a BB insert on the single fallthru
1501 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1503 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1504 Mention -march=z9-109, z9-ec and z10.
1506 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1508 PR rtl-optimization/37544
1509 * regrename.c (maybe_mode_change): Exit early when copy_mode
1510 is narrower than orig_mode and narrower than new_mode.
1512 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1515 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
1517 * sched-rgn.c (ref_counts): Remove.
1518 (insn_referenced): New static variable.
1519 (INSN_REF_COUNT): Remove.
1520 (sched_run_compute_dependencies): Use insn_referenced instead of
1522 (add_branch_dependences): Likewise. Delete dead assignment.
1524 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1526 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1527 consumer is an asm. Add comment why this is important.
1528 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1529 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
1531 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1533 * expr.c (emit_group_store): Do not shift before moving via a
1536 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1538 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1539 from aggregate to non-aggregate type if the bit pattern is not fully
1540 preserved afterwards.
1542 2008-09-17 Richard Guenther <rguenther@suse.de>
1544 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1545 (verify_gimple_assign): ... this. Split into ...
1546 (verify_gimple_assign_unary): ... this,
1547 (verify_gimple_assign_binary): ... that,
1548 (verify_gimple_assign_single): ... and this.
1549 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1550 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1551 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1552 (verify_types_in_gimple_reference): Be forgiving with
1554 (verify_gimple_phi): Deal with virtual operands.
1556 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1558 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1560 * tree.c (get_callee_fndecl): Don't call the language hook.
1561 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1562 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1563 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1565 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1567 * tree.c (protected_set_expr_location): Don't unnecessarily
1568 check for error_mark_node.
1570 2008-09-17 Art Haas <ahaas@impactweather.com>
1572 * ipa-reference.c (analyze_function): Declare step only if
1573 ENABLE_CHECKING is defined.
1575 2008-09-17 Jan Hubicka <jh@suse.cz>
1578 * tree.h (DECL_INLINE): remove.
1579 (DECL_DECLARED_INLINE_P): Update docs.
1580 (DECL_NO_INLINE_WARNING_P): new.
1581 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1582 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1584 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1585 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1588 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1591 2008-09-17 Jan Hubicka <jh@suse.cz>
1593 * ipa-reference.c (ipa_obstack): Remove.
1594 (local_info_obstack, global_info_obstack): New.
1595 (add_static_var): We now handle variables only.
1596 (mark_address_taken, mark_load, mark_store): New functions based on ...
1597 (check_operand): ... remove.
1598 (get_asm_stmt_operands): Rename to ...
1599 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1600 (scan_stmt_for_static_refs): Rewrite.
1601 (scan_op_for_static_refs): Rename to ...
1602 (scan_initializer_for_static_refs): do not look for VAR_DECL
1603 initializers; stop recursion on types and decls.
1604 (ipa_init): Use proper obstacks.
1605 (analyze_variable): Use scan_initializer_for_static_refs.
1606 (init_function_info): Use local obstack.
1607 (analyze_function): Simplify.
1608 (add_new_function): We don't need visited_nodes obstack.
1609 (generate_summary): Use proper obstacks; cleanup after propagation.
1611 2008-09-17 Richard Guenther <rguenther@suse.de>
1614 PR tree-optimization/37491
1615 * alias.c (get_alias_set): Use the canonical type.
1616 * tree-vect-transform.c (vectorizable_store): Use the type of
1617 the lhs for the vector type. Adjust checking.
1618 (vectorizable_load): Adjust checking.
1620 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1621 Adam Nemet <anemet@caviumnetworks.com>
1623 PR rtl-optimization/37483
1624 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1625 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1626 Rearrange code to better match the original comment. Check
1627 t_unconditional first. Improve comment.
1629 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1632 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1633 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1636 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1637 GIMPLE_TRY if cleanup sequence is empty.
1639 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1642 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1643 eliminate IV if the cost are the same.
1645 2008-09-16 Richard Guenther <rguenther@suse.de>
1648 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1651 2008-09-16 Richard Guenther <rguenther@suse.de>
1653 PR tree-optimization/37508
1654 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1656 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1658 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1660 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1662 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1663 use gen_floatdidf2 directly.
1664 (floatunssidf2): Likewise.
1665 (floatsidf_ppc64_mfpgpr): Remove.
1666 (floatsidf_ppc64): Remove.
1667 (floatunssidf_ppc64): Remove.
1669 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1671 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1672 rather than update_cost_queue.
1674 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1675 in every call starting with the second one, instead of only when
1676 alias_bitmap_obstack.elements != NULL.
1678 * tree-predcom.c (filter_suitable_components): Free all refs in
1679 act->refs vector before calling release_component.
1680 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1682 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1684 * tree-loop-linear.c (linear_transform_loops): Initialize
1685 lambda_obstack only after calling perfect_loop_nest_depth.
1686 Goto free_and_continue instead of just continue for later failures.
1689 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1692 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1694 2008-09-14 Andreas Schwab <schwab@suse.de>
1696 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1698 2008-09-14 Jan Hubicka <jh@suse.cz>
1700 * invoke.texi (-fconserve-stack): Document.
1701 * opts.c (decode_options): Handle conserve_stack.
1702 * common.opt (fconvserve_stack): New.
1704 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1706 * config.host: Add x-aix to host_xmake_file.
1707 * config/rs6000/t-aix52: Do not override LDFLAGS.
1708 * config/rs6000/x-aix: New file.
1710 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1716 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1717 is not recognized as a valid register usage. Allow REG_X to be used
1719 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1720 forces a reload when using a base register.
1722 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1724 * config/i386/cygming-crtend.c (register_frame_ctor): If
1725 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1726 directly with atexit.
1727 (deregister_frame_ctor): Rename to ...
1728 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1729 if !DEFAULT_USE_CXA_ATEXIT.
1731 2008-09-13 Jan Hubicka <jh@suse.cz>
1733 * cgraph.c: Include value-prof.h
1734 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1736 2008-09-13 Jan Hubicka <jh@suse.cz>
1739 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1740 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1741 tree_gen_one_value_profiler, tree_gen_average_profiler,
1742 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1744 2008-09-13 Jan Hubicka <jh@suse.cz>
1746 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1747 too many bytes on misalligned blocks.
1749 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1751 * doc/cfg.texi: Fix some typos.
1752 * doc/extend.texi: Likewise.
1753 * doc/install.texi: Likewise.
1754 * doc/invoke.texi: Likewise.
1755 * doc/rtl.texi: Likewise.
1756 * doc/tree-ssa.texi: Likewise.
1758 2008-09-13 Richard Guenther <rguenther@suse.de>
1761 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1762 gimple stores for memory rhs.
1764 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1766 PR rtl-optimization/37489
1767 * cse.c (fold_rtx): Don't return const_true_rtx for float
1768 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1770 2008-09-13 Jan Hubicka <jh@suse.cz>
1772 PR tree-optimization/37392
1773 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1775 2008-09-13 Martin Jambor <mjambor@suse.cz>
1776 Jan Hubicka <jh@suse.cz>
1778 * cgraph.c (free_edges): New variable.
1779 (NEXT_FREE_EDGE): New macro.
1780 (cgraph_free_edge): New function.
1781 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1782 (cgraph_node_remove_callees): Likewise.
1783 (cgraph_node_remove_callers): Likewise.
1784 (cgraph_create_edge): Reuse edges from the free list. Do not
1785 update uid if doing so.
1786 (cgraph_remove_*_hook): Add free call.
1788 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1790 * ira-color.c (conflict_allocno_vec): Delete.
1791 (update_cost_queue_elem): New structure.
1792 (update_cost_queue): New variable.
1793 (update_cost_queue_tail): Likewise.
1794 (update_cost_queue_elems): Likewise.
1795 (allocno_update_cost_check): Delete.
1796 (initiate_cost_update): Allocate update_cost_queue_elems
1797 instead of allocno_update_cost_check.
1798 (finish_cost_update): Update the free()s accordingly.
1799 (start_update_cost): New function.
1800 (queue_update_cost): Likewise.
1801 (get_next_update_cost): Likewise.
1802 (update_copy_costs_1): Inline into...
1803 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1804 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1805 once we've established they are equal. Don't allocate update
1806 costs if there is nothing to add to them.
1807 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1808 DIVISOR arguments. Use a queue instead of recursive calls;
1809 process all the allocnos in the initial queue, rather than
1811 (assign_hard_reg): Use queue_update_cost instead of
1812 conflict_allocno_vec. Queue coalesced allocnos instead
1813 of calling update_conflict_hard_regno_costs for each one.
1814 Just call update_conflict_hard_regno_costs once for the
1816 (ira_color): Remove conflict_allocno_vec handling.
1818 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1820 PR tree-optimization/37484
1821 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1822 (save_var_name): Same.
1823 (initialize_cloog_names): Same.
1824 (initialize_cloog_names): Same.
1826 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1828 * tree-scalar-evolution.c (set_instantiated_value): Set
1831 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1835 * ira-build.c (common_loop_tree_node_dominator): Remove.
1836 (copy_live_ranges_to_removed_store_destinations): New function.
1837 (regno_top_level_allocno_map): Move to top level from ...
1838 (ira_flattening): ... here. Use
1839 copy_live_ranges_to_removed_store_destinations.
1841 * ira-emit.c (generate_edge_moves): Fix a comment.
1843 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1846 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1847 scratch register after 'set' pattern.
1849 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1851 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1852 information passed to mark_reg_pointer.
1853 * explow.c (force_reg): Likewise.
1855 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1857 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1858 when building for the celledp architecture.
1860 2008-09-12 Richard Guenther <rguenther@suse.de>
1862 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1864 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1866 PR rtl-optimization/37424
1867 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1868 the regnos instead of the addresses.
1870 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1872 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1874 2008-09-11 Richard Guenther <rguenther@suse.de>
1876 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1877 entering the weaker equivalence recording.
1879 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1881 2008-09-11 Jeff Law <law@redhat.com>
1883 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1884 by assign_stack_local on the IRA path for stack slot sharing
1885 as well as the non-IRA path.
1887 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/i386.h: Fix whitespace issues.
1891 2008-09-11 Martin Jambor <mjambor@suse.cz>
1893 * ipa-prop.h (struct ipa_param_flags): Removed.
1894 (struct ipa_param_descriptor): New structure.
1895 (struct ipa_node_params): ipcp_lattices, param_decls and
1896 param_flags moved to ipa_param_description.
1897 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1898 descriptors. Renamed all users.
1899 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1900 changed to access descriptors. Renamed all users.
1901 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1902 to access descriptors. Renamed all users.
1903 * ipa-cp.c (ipcp_init_cloned_node): Call
1904 ipa_initialize_node_params instead of ipa_count_formal_params and
1905 ipa_create_param_decls_array.
1906 (ipcp_analyze_node): Likewise.
1907 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1908 descriptors. Renamed all users.
1909 (ipcp_initialize_node_lattices): Remove allocation.
1910 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1911 ipa_initialize_node_params instead of ipa_count_formal_params and
1912 ipa_create_param_decls_array.
1913 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1914 ipa_populate_param_decls, made static, added parameter info,
1915 renamed mt to node, removed allocation, changed to use
1917 (ipa_count_formal_params): Made static, added parameter info,
1919 (ipa_initialize_node_params): New function.
1920 (ipa_check_stmt_modifications): Changed to use descriptors.
1921 (ipa_detect_param_modifications): Removed allocation, changed to
1923 (ipa_note_param_call): Changed to use descriptors.
1924 (ipa_analyze_params_uses): Removed allocation.
1925 (ipa_free_node_params_substructures): Changed to use descriptors.
1926 (ipa_edge_duplication_hook): Use the unused attribute.
1927 (ipa_node_duplication_hook): Use the unused attribute, changed to
1928 use descriptors, changed to duplicate descriptors.
1930 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1931 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1932 indirect inlining. Made static.
1933 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1934 functions called only once.
1935 (cgraph_decide_recursive_inlining): Don't call
1936 ipa_propagate_indirect_call_infos, pass new_edges to
1937 cgraph_mark_inline_edge instead.
1938 (cgraph_decide_inlining_of_small_functions): Don't call
1939 ipa_propagate_indirect_call_infos, pass new_edges to
1940 cgraph_mark_inline_edge instead.
1941 (cgraph_decide_inlining): Don't call
1942 ipa_propagate_indirect_call_infos.
1943 * ipa-prop.c: Check that vectors are allocated.
1945 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1946 iff a new cgraph edges have been created.
1947 (cgraph_decide_inlining): New variable redo_always_inline.
1948 Flattening and always_inlining loop until callgraph stabilizes.
1949 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1950 true iff new cgraph edges have been created.
1951 (propagate_info_to_inlined_callees): Likewise.
1952 (ipa_propagate_indirect_call_infos): Likewise.
1954 2008-09-11 Richard Guenther <rguenther@suse.de>
1956 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1957 (set_prologue_iterations): Likewise.
1958 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1960 (vect_update_init_of_dr): Likewise.
1961 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1963 * fold-const.c (fold_unary): Do not generate calculations
1966 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1968 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1969 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1970 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1972 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1974 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1975 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1976 before finalizing the changes.
1977 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1979 (simplify_truth_ops_using_ranges): New.
1980 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1981 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1982 whether a simplification was made.
1983 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1984 use a switch statement and also call simplify_truth_ops_using_ranges.
1986 2008-09-11 Jan Hubicka <jh@suse.cz>
1988 * ggc-common.c (loc_array): Make static.
1989 * dce.c (rest_of_handle_ud_dce): Free worklist.
1991 2008-09-11 Jan Hubicka <jh@suse.cz>
1993 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1994 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1995 function so we are sure we do not dangle it forever.
1996 * function.c (outer_function_chain, find_function_data): Remove.
1997 (function_context_stack): New.
1998 (push_function_context, pop_function_context): Update.
1999 * function.h (struct function): Remove pointer outer.
2000 (outer_function_chain, find_function_data): Remove.
2001 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2003 2008-09-11 Jan Hubicka <jh@suse.cz>
2006 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2008 2008-09-11 Jan Hubicka <jh@suse.cz>
2010 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2012 2008-09-11 Jan Hubicka <jh@suse.cz>
2014 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2015 (free_var_map_entry): New function.
2016 (redirect_edge_var_map_destroy): Use it.
2018 2008-09-11 Jan Hubicka <jh@suse.cz>
2021 * tree-inline.c (add_lexical_block): Replace with ...
2022 (prepend_lexical_block): ... prepend at begginig.
2023 (remap_blocks): Use it and reverse later.
2024 (expand_call_inline): Use prepend_lexical_block.
2026 2008-09-11 Jan Hubicka <jh@suse.cz>
2028 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2030 2008-09-11 Jan Hubicka <jh@suse.cz>
2032 * function.c (free_after_compilation): Call insn_locators_free.
2033 * cfglayout.c (insn_locators_free): New function.
2034 * rtl.h (insn_locators_free): Declare.
2036 2008-09-11 Jan Hubicka <jh@suse.cz>
2038 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2040 (cond_move_process_if_block): Update call.
2042 2008-09-11 Jan Hubicka <jh@suse.cz>
2044 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2045 * vec.c: Include hashtab.h
2046 (vec_descriptor, ptr_hash_entry): New structures.
2047 (vec_desc_hash, vec_ptr_map): New static variables.
2048 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2049 register_overhead, free_overhead, vec_heap_free): New functions.
2050 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2051 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2052 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2055 2008-09-11 Ira Rosen <irar@il.ibm.com>
2057 PR tree-optimization/37474
2058 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2059 length of load permutation.
2061 2008-09-11 Andreas Schwab <schwab@suse.de>
2063 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2065 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2068 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2069 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2070 simplify_gen_subreg.
2072 2008-09-11 Ira Rosen <irar@il.ibm.com>
2074 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2077 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2080 * gimplify.c (gimplify_body): Call default_rtl_profile.
2083 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2084 instead of tok->val.node if not expanding to something else. Handle
2085 intervening CPP_PADDING tokens.
2086 (altivec_categorize_keyword): Remove unneeded comparisons.
2088 2008-09-10 Richard Guenther <rguenther@suse.de>
2090 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2092 2008-09-10 Richard Guenther <rguenther@suse.de>
2095 * tree-inline.c (insert_init_stmt): Make sure to not
2096 insert invalid gimple stores.
2098 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2100 PR tree-optimization/37388
2101 * toplev.c (process_options): Fail and warn when graphite
2102 flags are used, but the compiler has not been configured
2103 with graphite libraries.
2104 * graphite.c (graphite_transform_loops): Remove printfs
2105 to dump_file for the case when graphite is not available.
2107 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2110 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2111 the even element into register.
2112 (ix86_expand_vector_init_general): Don't use
2113 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2114 if we can't move from GPR to SSE register directly.
2116 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2118 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2119 not lose track of the number of NOPs needed. Number of NOPs needed
2120 for sync vs. loads workaround was switched; corrected. Run second
2121 pass for all workarounds. No NOPs needed after call insns. Change
2122 second pass to use find_next_insn_start and find_load helpers in order
2123 to properly detect parallel insns.
2124 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2126 2008-09-10 Jan Hubicka <jh@suse.cz>
2128 * value-prof.c (gimple_ic): Fix tuplification bug.
2129 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2132 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2134 PR tree-optimization/37353
2135 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2136 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2137 calls instead of cond_dead_built_in_calls.
2138 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2139 initalize the vector only before adding first entry. Use VEC_safe_push
2140 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2141 shrink_wrap_conditional_dead_built_in_calls call.
2143 2008-09-10 Ira Rosen <irar@il.ibm.com>
2145 PR tree-optimization/37385
2146 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2147 argument, and use it as a vector type if not NULL.
2148 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2150 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2151 additional argument.
2152 (vectorizable_load): Likewise.
2154 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2156 * config/i386/i386.md (SWI32): New mode iterator.
2157 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2160 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2162 PR rtl-optimization/37435
2163 * caller-save.c (insert_restore, insert_save): Check the mode by
2166 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2169 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2171 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2174 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2176 * doc/invoke.texi (ARM Options): Correct errors in discussion
2177 of -mfloat-abi, -mhard-float, and -msoft-float.
2179 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2180 Jan Hubicka <jh@suse.cz>
2183 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2184 calling gimple_regimplify_operands on it. Iterate over all newly
2185 added statements, not just the last one.
2186 (insert_init_stmt): Insert stmt into seq first, then call
2187 gimple_regimplify_operands on it. Don't create new gimplification
2188 context, nor find referenced vars.
2190 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2193 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2194 to pointer to vector pointer.
2195 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2196 propagate_info_to_inlined_callees): Likewise.
2197 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2198 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2199 ipa_check_create_edge_args.
2200 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2201 argument to pointer to vector pointer.
2202 (cgraph_decide_inlining_of_small_function): Adjust
2203 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2207 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2208 optimizing for size, not speed.
2210 PR rtl-optimization/37408
2211 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2212 if parm is promoted.
2214 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2216 PR tree-optimization/37375
2217 * tree-scalar-evolution.c (scev_info_str): Add field
2219 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2220 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2221 set_instantiated_value): Pass instantiated_below.
2222 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2224 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2225 the definitions are not instantiated.
2227 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2228 (block_before_loop): New.
2229 * tree-data-ref.c (dr_analyze_indices): Update uses of
2231 * graphite.c (block_before_scop): New.
2232 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2233 basic block, not a loop for determining the parameters.
2234 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2236 (idx_record_params, find_params_in_bb, find_scop_parameters,
2237 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2238 to instantiate_scev.
2240 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2242 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2246 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2248 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2249 Check zero freq and increase if necessary.
2251 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2253 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2254 regno is in the right range. Add comments.
2256 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2258 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2260 * mips-tfile.c (copy_object): Cast alloca result to int *.
2261 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2263 Rename class to sclass.
2264 (read_tfile): Cast read_seek return values to proper types.
2265 Cast xcalloc return value to proper type.
2267 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2269 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2270 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2271 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2273 2008-09-09 Jan Hubicka <jh@suse.cz>
2275 * profile.c (is_edge_inconsistent): Add debug output; ignore
2276 negative count on fake edges.
2277 (is_inconsistent): Add debug output.
2279 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2281 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2283 (choose_ready): When first insn is chosen from the ready list, also
2286 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2288 PR rtl-optimization/37360
2289 * haifa-sched.c (max_issue): Do not assert that we never issue more
2290 insns than issue_rate. Add comment.
2292 2008-09-09 Richard Guenther <rguenther@suse.de>
2294 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2295 (verify_types_in_gimple_call): Rename to ...
2296 (verify_gimple_call): ... this. Enhance.
2297 (verify_types_in_gimple_cond): Remove.
2298 (verify_gimple_comparison): New function ...
2299 (verify_types_in_gimple_assign): ... split out from here.
2300 (verify_types_in_gimple_return): Rename to ...
2301 (verify_gimple_return): ... this. Enhance.
2302 (verify_types_in_gimple_switch): Rename to ...
2303 (verify_gimple_switch): ... this. Enhance.
2304 (verify_gimple_goto): New function.
2305 (verify_types_in_gimple_phi): Rename to ...
2306 (verify_gimple_phi): ... this. Enhance.
2307 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2308 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2309 (verify_types_in_gimple_seq_2): Remove cases handled in
2310 verify_types_in_gimple_stmt.
2312 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2314 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2315 (push_multiple_operation, pop_multiple_operation): Set it.
2316 (workaround_rts_anomaly): New function.
2317 (workaround_speculation): New function, broken out of bfin_reorg.
2318 (bfin_reorg): Call the new functions.
2320 2008-09-09 Richard Guenther <rguenther@suse.de>
2324 * gimplify.c (gimplify_conversion): Change conversions of
2325 non-register type to VIEW_CONVERT_EXPRs.
2326 (gimplify_addr_expr): If we need to make the operand
2327 addressable make sure to use a properly initialized
2328 temporary for that so it gets a valid gimple store.
2330 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2332 * function.h (struct function): Add function_start_locus.
2333 * cfgexpand.c (gimple_expand_cfg): Use it.
2334 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2336 2008-09-09 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/37433
2339 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2342 2008-09-09 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/37387
2345 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2346 and bits to a common type.
2348 2008-09-09 Nick Clifton <nickc@redhat.com>
2350 * config/v850/v850.md (return): Restore frame size restriction.
2352 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2354 * c-common.c (c_expand_decl): Remove.
2355 * c-common.h (anon_aggr_type_p): Remove prototype.
2356 (DECL_ANON_UNION_ELEMS): Remove.
2357 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2358 * c-decl.c (anon_aggr_type_p): Remove.
2359 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2360 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2361 * langhooks.h (struct lang_hooks): Remove expand_decl.
2362 * langhooks.c (lhd_expand_decl): Remove.
2363 * stmt.c (expand_anon_union_decl): Remove.
2364 * tree.h (expand_anon_union_decl): Remove prototype.
2366 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2369 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2371 * config/avr/avr.md (QISI) : Define mode iterator.
2372 (negated_tst<mode>) : Redefine as split using mode macro.
2373 (reversed_tstqi): Define insn as reversed compare with zero.
2374 (reversed_tsthi): Ditto.
2375 (reversed_tstsi): Ditto.
2377 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2380 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2381 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2384 * predict.c (optimize_function_for_size_p): Don't segfault if
2386 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2387 tree_swap_operands_p): Don't test cfun != NULL before calling
2388 optimize_function_for_s*_p.
2390 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2392 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2395 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2397 * crx/crx.h (IRA_COVER_CLASSES): Define.
2399 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2402 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2403 even when a stmt has been gimple_modified_p, but after fold_stmt is
2404 not any longer. Remove unneeded may_have_exposed_new_symbols
2407 2008-09-08 Richard Guenther <rguenther@suse.de>
2409 PR tree-optimization/37421
2410 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2413 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2416 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2418 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2421 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2422 * pa-hpux10.h (LINK_SPEC): Likewise.
2423 * pa-hpux11.h (LINK_SPEC): Likewise.
2425 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2427 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2428 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2430 2008-09-07 Helge Deller <deller@gmx.de>
2432 * pa/linux-atomic.c: New file.
2433 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2434 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2436 2008-09-07 Richard Guenther <rguenther@suse.de>
2437 Ira Rosen <irar@il.ibm.com>
2439 PR tree-optimization/36630
2440 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2441 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2443 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2444 Ira Rosen <irar@il.ibm.com>
2446 PR tree-optimization/35642
2447 * config/rs6000/altivec.md (mulv8hi3): Implement.
2449 2008-09-06 Jeff Law <law@redhat.com>
2451 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2453 2008-09-06 Jan Hubicka <jh@suse.cz>
2455 PR tree-optimization/14703
2456 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2458 * passes.c (init_optimization_passes): Recompute inline parameters.
2460 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2462 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2465 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2466 Peter Fuerst <post@pfrst.de>
2468 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2469 * doc/extend.texi: Document __builtin_mips_cache.
2470 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2471 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2472 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2473 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2474 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2475 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2476 (set_push_mips_isas): New variable.
2477 (mips_r10k_cache_barrier): New variable.
2478 (cache): New availability predicate.
2479 (mips_builtins): Add an entry for __builtin_mips_cache.
2480 (mips_build_cvpointer_type): New function.
2481 (MIPS_ATYPE_CVPOINTER): New macro.
2482 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2484 (r10k_simplified_address_p, r10k_simplify_address)
2485 (r10k_uncached_address_p, r10k_safe_address_p)
2486 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2487 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2488 (r10k_insert_cache_barriers): New functions.
2489 (mips_reorg_process_insns): Delete cache barriers after a
2490 branch-likely instruction.
2491 (mips_reorg): Call r10k_insert_cache_barriers.
2492 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2493 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2494 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2495 (mips_cache, r10k_cache_barrier): New define_insns.
2497 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2499 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2500 * ira-color.c (setup_allocno_left_conflicts_num): Use
2501 hard_reg_set_equal_p instead of a comparison with
2502 ira_zero_hard_reg_set.
2503 * ira.c (setup_reg_subclasses): Likewise.
2504 (setup_cover_and_important_classes): Likewise.
2505 (setup_class_translate): Likewise.
2506 (setup_reg_class_intersect_union): Likewise.
2507 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2508 (ira_init_once): Don't initialize them.
2510 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2512 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2514 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2516 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2518 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2520 Improved branch hints, safe hints, and scheduling.
2522 * haifa-sched.c (sched_emit_insn) : Define.
2523 * sched-int.h (sched_emit_insn) : Add prototype.
2524 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2525 -mhint-max-distance -msafe-hints) : Document.
2526 * config/spu/spu.c (spu_flag_var_tracking): New.
2527 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2528 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2529 TARGET_ASM_FILE_START): Define.
2530 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2531 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2532 (spu_emit_branch_hint): Add blocks argument.
2533 (insert_branch_hints, insert_nops): Remove.
2534 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2535 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2536 spu_sched_reorder, asm_file_start): New functions.
2537 (clock_var, spu_sched_length, pipe0_clock,
2538 pipe1_clock, prev_clock_var, prev_priority,
2539 spu_ls_first, prev_ls_clock): New static variables.
2540 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2541 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2542 (nopn_nv): Add a non-volatile version of nop.
2543 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2544 -mhint-max-distance, -msafe-hints): New options.
2546 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2547 Samuel Tardieu <sam@rfc1149.net>
2549 * opts.c (decode_options): Combine nested if statements.
2552 * opts.c (decode_options): Handle more relationships among
2553 unit-at-a-time, toplevel-reorder, and section-anchors.
2555 2008-09-05 David Daney <ddaney@avtrex.com>
2557 * doc/install.texi (--enable-reduced-reflection): Document new option.
2559 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2561 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2563 (constantpool_operand): New.
2564 (move_operand): Disallow sub-word modes for the constant pool.
2565 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2566 (xtensa_secondary_reload_class): Replace with....
2567 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2568 Set icode for sub-word reloads from the constant pool.
2569 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2570 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2571 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2572 * config/xtensa/xtensa-protos.h: Update prototypes.
2574 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2576 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2577 (REG_CLASS_NAMES): Update.
2578 (REG_CLASS_CONTENTS): Update.
2579 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2580 of ALL_REGS for regs 77 and 78.
2581 * function.c (instantiate_virtual_regs_in_insn): Assert that
2582 return value of simplify_gen_subreg is not NULL.
2584 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2586 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2587 (gen_rtvec_v): Fix coding standards.
2589 2008-09-04 Jan Hubicka <jh@suse.cz>
2591 * i386.c (decide_alg): Be more conservative about optimizing for size.
2593 2008-09-04 Ian Lance Taylor <iant@google.com>
2595 * varasm.c (narrowing_initializer_constant_valid_p): New
2597 (initializer_constant_valid_p): Call it.
2599 2008-09-04 Jeff Law <law@redhat.com>
2601 * fold-const.c (native_encode_real): Fix computation of WORDS.
2602 (native_interpret_real): Likewise.
2604 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2606 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2608 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2610 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2611 that the cost is already taken into account in ira-costs.c
2613 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2615 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2616 ira_debug_copies): New.
2617 (ira_bulid): Call print_copies.
2619 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2621 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2624 * config/rs6000/rs6000.c (optimization_options): Remove check of
2625 flag_toplevel_order.
2627 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2629 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2630 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2631 second operand is a reg_imm10_operand.
2632 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2633 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2634 (*seq_<GPR:mode><GPR2:mode>): Rename to
2635 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2637 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2638 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2640 (*sne_<GPR:mode><GPR2:mode>): Rename to
2641 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2644 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2646 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2647 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2648 combining an arithmetic right shift by more than 31 and a
2649 trunction. Don't match for out-of-range shift amounts. Set
2650 attribute mode to <MODE>.
2651 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2652 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2653 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2654 shifts by less than 32.
2655 (extv): Change predicate on first operand to accept registers.
2656 Change predicate of the other operands from immediate_operand to
2657 const_int_operand. Expand exts when source is a register.
2658 (extzv): Change predicate of the constant operands from
2659 immediate_operand to const_int_operand.
2660 (extzv<mode>): Change predicate of the constant operands from
2661 immediate_operand to const_int_operand and no constraint. Also
2663 (*extzv_trunc<mode>_exts): New pattern.
2665 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2667 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2668 * config/mips/mips-protos.h (mask_low_and_shift_p,
2669 mask_low_and_shift_len): Declare.
2670 * config/mips/mips.c (mask_low_and_shift_p,
2671 mask_low_and_shift_len): New functions.
2672 (mips_print_operand): Handle new operand prefix "m".
2673 * config/mips/mips.md (*cins<mode>): New pattern.
2675 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2677 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2678 optimizing for size.
2680 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2682 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2683 regardless of epilogue_completed.
2685 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2688 * ira-lives.c (process_bb_node_lives): Check setjmp.
2690 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2693 * ira-build.c (form_loop_tree): Reverse BB walk.
2694 (create_bb_allocnos): Likewise.
2695 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2696 (mark_reg_store): Rename to...
2697 (mark_ref_live): ...this and take a df_ref argument instead of
2698 note_stores arguments. Assert that we have a register.
2699 (mark_reg_clobber): Delete.
2700 (def_conflicts_with_inputs_p): New function.
2701 (mark_reg_conflicts): Delete.
2702 (mark_reg_death): Rename to...
2703 (mark_ref_dead): ...this and take a df_ref argument instead of
2704 a register. Assert that we have a register.
2705 (process_bb_node_lives): Hoist frequency calculation out of
2706 instruction walk. Convert from a forwards scan to a backwards scan.
2707 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2708 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2709 (create_allocno_live_ranges): Don't create regs_set.
2711 2008-09-04 Ian Lance Taylor <iant@google.com>
2713 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2714 or REG_LABEL_TARGET.
2715 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2716 comparing MODE with MEM.
2717 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2718 comparing with GF_PREDICT_TAKEN.
2719 (gimple_get_lhs): Change code to enum gimple_code.
2720 (gimple_set_lhs): Likewise.
2721 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2722 * omp-low.c (find_omp_clause): Change kind parameter to enum
2724 * tree-flow.h (find_omp_clause): Update declaration.
2725 * regrename.c (clear_dead_regs): Change kind parameter to enum
2727 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2729 * see.c (see_get_extension_data): Change return type to enum
2730 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2731 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2732 (see_gen_normalized_extension): Change extension_code parameter to
2734 (see_seek_pre_extension_expr): Change extension_code to enum
2736 (see_merge_one_def_extension): Likewise.
2737 (see_handle_relevant_defs): Likewise.
2738 (see_handle_relevant_uses): Likewise.
2739 (see_analyze_one_def): Likewise.
2740 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2741 GIMPLE_ASM rather than ASM_EXPR.
2742 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2743 GIMPLE_RETURN rather than RETURN_EXPR.
2744 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2745 (evaluate_stmt): Likewise.
2746 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2747 to enum vect_relevant.
2748 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2749 compare gimple codes with tree codes.
2751 2008-09-04 Paul Brook <paul@codesourcery.com>
2753 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2755 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2757 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2758 pointer check lost in the recent no-unit-at-a-time patch.
2760 2008-09-04 Jan Hubicka <jh@suse.cz>
2763 * tree-switch-conversion.c (check_final_bb): Accept only IP
2766 2008-09-04 Jan Hubicka <jh@suse.cz>
2768 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2770 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2771 using_ranges argument.
2772 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2773 (vrp_visit_cond_stmt): Update call of
2774 vrp_evaluate_conditional_warnv_with_ops
2776 2008-09-04 Jan Hubicka <jh@suse.cz>
2778 PR tree-optimization/37345
2779 PR tree-optimization/37358
2780 PR tree-optimization/37357
2781 * tree.c (build_function_type_skip_args): Build distinct type copy;
2783 (build_function_decl_skip_args): Set type of new decl not orig decl;
2784 clear DECL_VINDEX for methods turned into functions.
2786 2008-09-04 Nick Clifton <nickc@redhat.com>
2788 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2789 * configure: Regenerate.
2790 * config.in: Regenerate.
2791 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2792 alignment field, if it is supported.
2794 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2796 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2799 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2801 * config/rs6000/rs6000.c (processor_target_table): Do not
2802 enable VMX for POWER6.
2804 2008-09-03 Anton Blanchard <anton@samba.org>
2806 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2807 emit memory barrier before operation.
2809 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2812 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2813 default_elf_asm_output_external.
2815 2008-09-03 Jeff Law <law@redhat.com>
2817 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2819 2008-09-03 Richard Henderson <rth@redhat.com>
2821 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2822 memory barrier to below the test-and-set.
2823 (alpha_split_lock_test_and_set_12): Likewise.
2825 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2829 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2832 * ira-color.c (print_loop_title): Use all_allocnos.
2833 (color_pass): Ditto. Don't add border_allocnos. Check that
2834 subloop allocno in the correspdoning bitmap all_allocnos.
2836 * ira-emit.c (change_loop): Use all_allocnos.
2838 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
2839 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
2840 (create_cap_allocno): Remove setting mentioned_allocnos.
2841 (create_insn_allocnos): Ditto.
2842 (remove_unnecessary_allocnos): Use all_allocnos.
2843 (check_allocno_creation): Check that allocnos are in the
2844 corresponding bitmap all_allocnos.
2846 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2850 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2851 (process_regs_for_copy): Process subregs. Refine check when cost
2852 is taken into account in ira-costs.c.
2853 (process_reg_shuffles): Use REG_SUBREG_P.
2854 (add_insn_allocno_copies): Ditto. Ignore modes.
2856 * ira-color.c (conflict_allocno_vec): New.
2857 (COST_HOP_DIVISOR): New macro.
2858 (update_copy_costs_1): Use it.
2859 (update_conflict_hard_regno_costs): New function.
2860 (assign_hard_reg): Use it.
2861 (ira_color): Allocate and free conflict_allocno_vec.
2863 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2867 * ira-int.h (ira_sort_insn_chain): Remove.
2869 * ira.c (basic_block_order_nums, chain_insn_order,
2870 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2871 (ira): Don't call ira_sort_insn_chain.
2873 * reload1.c (reload): Don't call ira_sort_insn_chain.
2875 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2878 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2879 which become non throw.
2880 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2881 update_call_expr after updating the flags on the decl.
2883 2008-09-03 Jan Hubicka <jh@suse.cz>
2885 PR tree-optimization/37315
2886 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2887 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2888 (cgraph_analyze_functions): Use node->analyzed
2889 (cgraph_mark_functions_to_output): Likewise.
2890 (cgraph_expand_function): All functions can be released after
2892 (cgraph_optimize): Use gimple_has_body_p.
2893 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2894 (cgraph_decide_inlining_incrementally): Likewise.
2895 (inline_transform): Inline transform.
2896 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2898 (inlinable_function_p): Drop gimple_body check.
2899 (expand_call_inline): Use gimple_has_body_p.
2900 * gimple.c (gimple_has_body_p): New.
2901 * gimple.h (gimple_has_body_p): Add prototype.
2902 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2903 (dump_function_to_file): Use gimple_has_body_p check.
2905 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2908 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2910 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2912 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2914 From Michael Frysinger <michael.frysinger@analog.com>
2915 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2916 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2919 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2922 * doc/extend.texi: Document picoChip builtin functions.
2923 * doc/invoke.texi: Document picoChip options.
2924 * doc/contrib.texi: Add picoChip contribution.
2925 * doc/md.texi: Document picoChip constraints.
2926 * config.gcc: Add picochip-*-*.
2927 * config/picochip/: Add new port.
2929 2008-09-03 Richard Guenther <rguenther@suse.de>
2931 PR tree-optimization/37328
2932 * tree-sra.c (sra_build_assignment): Gimplify properly.
2933 (generate_copy_inout): Take the correct stmt as definition,
2934 remove bogus assert.
2936 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2938 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2941 From Michael Frysinger <michael.frysinger@analog.com>
2942 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2944 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2946 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2947 (__gthread_setspecific): Revert 2008-08-31 change to
2948 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2950 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2952 * diagnostic.c (error_at): New.
2953 * toplev.h (error_at): New prototype.
2954 * c-typeck.c (build_array_ref): Call error_at instead of error.
2955 Pass location to pedwarn.
2957 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2959 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2961 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2963 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2964 VAR_DECL and CONST_DECL.
2966 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2967 Jakub Jelinek <jakub@redhat.com>
2969 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2970 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2971 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2972 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2973 Don't set ix86_save_varrargs_registers.
2974 (ix86_setup_incoming_varargs): Assume cum != NULL.
2975 (ix86_va_start): Check ix86_varargs_gpr_size and
2976 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2977 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2978 from frame pointer if ix86_varargs_gpr_size == 0.
2979 (ix86_compute_frame_layout): Updated.
2980 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2981 (ix86_varargs_gpr_size): Define.
2982 (ix86_varargs_fpr_size): Likewise.
2983 (machine_function): Remove save_varrargs_registers.
2984 Add varargs_gpr_size and varargs_fpr_size.
2986 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2988 * config/alpha/alpha.c (va_list_skip_additions,
2989 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2990 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2993 PR tree-optimization/36766
2994 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2995 for already removed basic blocks.
2998 * real.c (real_maxval): Clear a lower bit to make real_maxval
2999 match get_max_float for IBM long double format.
3001 2008-09-02 Andreas Schwab <schwab@suse.de>
3003 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3004 * configure: Regenerate.
3006 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3008 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3009 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3010 checking for a non-VOID CONSTANT_P.
3012 2008-09-02 Jan Hubicka <jh@suse.cz>
3014 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3015 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3018 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3020 * expr.c (emit_group_store): Don't assert stack temp mode size.
3022 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3023 Tobias Grosser <grosser@fim.uni-passau.de>
3024 Jan Sjodin <jan.sjodin@amd.com>
3025 Harsha Jagasia <harsha.jagasia@amd.com>
3026 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3027 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3028 Adrien Eliche <aeliche@isty.uvsq.fr>
3030 Merge from graphite branch.
3033 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3034 * doc/invoke.texi (-floop-block, -floop-interchange,
3035 -floop-strip-mine): Document new flags.
3036 * tree-into-ssa.c (gimple_vec): Moved...
3037 * tree-loop-distribution.c (rdg_component): Moved...
3038 * cfgloopmanip.c: Include tree-flow.h.
3039 (update_dominators_in_loop): New.
3040 (create_empty_if_region_on_edge): New.
3041 (create_empty_loop_on_edge): New.
3042 (loopify): Use update_dominators_in_loop.
3043 * tree-pass.h (pass_graphite_transforms): Declared.
3044 * configure: Regenerate.
3045 * tree-phinodes.c (make_phi_node): Export.
3046 (add_phi_node_to_bb): New, split from create_phi_node.
3047 * tree-chrec.c (for_each_scev_op): New.
3048 * tree-chrec.h (for_each_scev_op): Declared.
3049 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3050 (remove_statement): Call get_phi_with_result.
3051 * config.in (HAVE_cloog): Undef.
3052 * gdbinit.in (pgg): New.
3053 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3054 * tree-ssa-loop.c (graphite_transforms): New.
3055 (gate_graphite_transforms): New.
3056 (pass_graphite_transforms): New.
3057 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3058 HAVE_cloog): Defined.
3059 * tree-vectorizer.c (rename_variables_in_bb): Export.
3060 * tree-data-ref.c (dr_may_alias_p): Export.
3061 (stmt_simple_memref_p): New.
3062 (find_data_references_in_stmt): Export.
3063 (find_data_references_in_loop): Export.
3064 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3065 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3066 (create_rdg_vertices): Export.
3067 (build_empty_rdg): New.
3068 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3069 * tree-data-ref.h (rdg_component): ... here.
3071 (struct data_reference): Add a field scop.
3073 (find_data_references_in_loop): Declared.
3074 (find_data_references_in_stmt): Declared.
3075 (create_rdg_vertices): Declared.
3076 (dr_may_alias_p): Declared.
3077 (stmt_simple_memref_p): Declared.
3078 (struct rdg_edge): Add a field ddr_p relation.
3079 (build_empty_rdg): Declared.
3080 * lambda.h (lambda_matrix): Declare a VEC of.
3081 (find_induction_var_from_exit_cond): Declared.
3082 (lambda_vector_compare): New.
3083 * common.opt (fgraphite, floop-strip-mine,
3084 floop-interchange, floop-block): New flags.
3085 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3086 * cfgloop.c (is_loop_exit): New.
3087 * cfgloop.h (is_loop_exit): Declared.
3088 (create_empty_if_region_on_edge): Declared.
3089 (create_empty_loop_on_edge): Declared.
3090 * tree-flow.h (add_phi_node_to_bb): Declared.
3091 (make_phi_node): Declared.
3092 (rename_variables_in_bb): Declared.
3093 (perfect_loop_nest_depth): Declared.
3094 (graphite_transform_loops): Declared.
3095 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3096 (graphite.o-warn): Add -Wno-error.
3097 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3098 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3099 (INCLUDES): Add PPLINC, CLOOGINC.
3100 (OBJS-common): Add graphite.o.
3101 (graphite.o): Add rule.
3102 * gimple.h (gimple_vec): ... here.
3103 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3104 * passes.c (init_optimization_passes): Schedule
3105 pass_graphite_transforms.
3107 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3110 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3111 and -fno-toplevel-reorder after handle_options.
3113 2008-09-02 Paul Brook <paul@codesourcery.com>
3115 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3116 (arm_override_options): Set arm_tune_cortex_a9.
3117 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3118 (arm_issue_rate): Handle cortexa9.
3119 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3120 * config/arm/arm-cores.def: Add cortex-a9.
3121 * config/arm/arm-tune.md: Regenerate.
3122 * config/arm/arm.md: Include cortex-a9.md.
3123 (generic_sched, generic_vfp): Add cortexa9.
3124 * config/arm/cortex-a9.md: New file.
3126 2008-09-02 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/37327
3129 * tree-vrp.c (register_new_assert_for): Make sure to not have
3130 TREE_OVERFLOW set on the bound.
3132 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3134 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3136 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3137 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3140 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3142 * gcc/config/spu/spu.md (divdf3): Removed.
3144 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3146 PR tree-optimization/37095
3147 * cgraph.c (cgraph_node): When creating new cgraph node after
3148 assembler_name_hash has been populated, record it in the hash
3151 2008-09-01 Paul Brook <paul@codesourcery.com>
3153 * doc/invoke.texi: Document -mword-relocations.
3154 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3155 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3156 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3157 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3158 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3159 (arm_emit_movpair): New function.
3160 (arm_print_operand <c>): Handle sybolic addresses.
3161 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3162 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3163 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3164 * config/arm/arm.opt: Add -mword-relocations.
3165 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3166 (arm_movt, arm_movw): New.
3168 2008-09-01 Paul Brook <paul@codesourcery.com>
3170 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3171 Allow Interworking on ARMv4 EABI based targets.
3172 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3173 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3175 2008-09-01 Paul Brook <paul@codesourcery.com>
3177 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3178 optimized LT0 test. Remove optimization for GT.
3180 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3182 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3183 openmp applications.
3184 * pa-hpux11.h (LIB_SPEC): Likewise.
3186 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3189 2008-09-01 Jan Hubicka <jh@suse.cz>
3191 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3192 present, use only counts; when guessed use only frequencies.
3193 (estimate_bb_frequencies): Use function_frequency.
3194 * profile.c (compute_branch_probabilities): Exit early when
3195 profile reading failed. Set profile_status.
3196 (branch_prob): Do not set profile_status.
3198 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3200 * tree.c (protected_set_expr_location): New.
3201 * tree.h (protected_set_expr_location): New prototype.
3202 * c-tree.h (build_array_ref): Add argument.
3203 (parser_build_unary_op): Same.
3204 * c-typeck.c (build_indirect_ref): Handle new location argument.
3205 (build_array_ref): Same.
3206 (parser_build_unary_op): Same.
3207 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3209 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3211 * c-common.c (finish_label_address_expr): Handle new location argument.
3212 * c-common.h (build_indirect_ref): Add argument.
3213 (finish_label_address_expr): Same.
3214 * c-parser.c (c_parser_unary_expression): Pass location to build
3216 (c_parser_postfix_expression): Same.
3218 2008-09-01 Paul Brook <paul@codesourcery.com>
3220 * config/arm/arm.md: Include cortex-r4f.md.
3221 (attr fpu): Update type list.
3222 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3223 fconstd, fcmps and fcmpd.
3224 (attr tune_cortexr4): Define.
3225 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3226 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3227 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3228 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3229 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3230 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3231 cortex_a8_vfp_farith: Ditto.
3232 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3233 * config/arm/cortex-r4.md: Use tune_cortexr4.
3234 * config/arm/cortex-r4f.md: New file.
3236 2008-09-01 Richard Guenther <rguenther@suse.de>
3238 PR tree-optimization/37305
3239 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3240 the result of constant conversions.
3241 (fold_gimple_assign): Likewise.
3243 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3245 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3246 #ifdef ENABLE_CHECKING.
3248 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3250 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3251 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3252 when !INSN_SCHEDULING.
3254 2008-09-01 Andreas Schwab <schwab@suse.de>
3256 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3258 2008-09-01 Paul Brook <paul@codesourcery.com>
3260 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3262 2008-09-01 Jan Hubicka <jh@suse.cz>
3264 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3266 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3268 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3269 * gimplify.c (gimplify_init_constructor): Add speed operand.
3270 * tree-sra.c (decide_block_copy): Likewise.
3271 * tree-inline.c (estimate_move_cost): Likewise.
3272 * config/alpha/alpha.h (MOVE_RATIO): Update.
3273 * config/frv/frv.c (MOVE_RATIO): Update.
3274 * config/spu/spu.h (MOVE_RATIO): Update.
3275 * config/sparc/sparc.h (MOVE_RATIO): Update.
3276 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3277 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3278 * config/cris/cris.h (MOVE_RATIO): Update.
3279 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3280 * config/arm/arm.h (MOVE_RATIO): Update.
3281 * config/pa/pa.md: Update uses of MOVE_RATIO
3282 * config/pa/pa.h (MOVE_RATIO): Update.
3283 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3284 CLEAR_RATIO, SET_RATIO): Update.
3285 * config/h8300/h8300.h (MOVE_RATIO): Update.
3286 * config/v850/v850.h (MOVE_RATIO): Update.
3287 * config/bfin/bfin.h (MOVE_RATIO): Update.
3289 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3290 Dmitry Melnik <dm@ispras.ru>
3291 Dmitry Zhurikhin <zhur@ispras.ru>
3292 Alexander Monakov <amonakov@ispras.ru>
3293 Maxim Kuvyrkov <maxim@codesourcery.com>
3295 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3296 sel-sched-dump.c, sel-sched-ir.c: New files.
3297 * Makefile.in (OBJS-common): Add selective scheduling object files.
3298 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3299 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3300 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3301 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3302 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3303 (make_forwarder_block): Update loop latch if we have redirected
3304 the loop latch edge.
3305 * cfgloop.c (get_loop_body_in_custom_order): New function.
3306 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3307 (CP_FALLTHRU_PREHEADERS): Likewise.
3308 (get_loop_body_in_custom_order): Declare.
3309 * cfgloopmanip.c (has_preds_from_loop): New.
3310 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3311 Assert that the preheader edge will be fall thru when it is set.
3312 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3313 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3314 fsel-sched-substitution, fselective-scheduling): New flags.
3315 * cse.c (hash_rtx_cb): New.
3317 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3318 sel_sched_insn_cnt): New counters.
3319 * final.c (compute_alignments): Export. Free dominance
3320 info after loop_optimizer_finalize.
3321 * genattr.c (main): Output maximal_insn_latency prototype.
3322 * genautomata.c (output_default_latencies): New.
3323 Factor its code from ...
3324 (output_internal_insn_latency_func): ... here.
3325 (output_internal_maximal_insn_latency_func): New.
3326 (output_maximal_insn_latency_func): New.
3327 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3328 (struct hard_reg_set_iterator): New.
3329 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3330 hard_reg_set_iter_next): New functions.
3331 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3332 * lists.c (remove_free_INSN_LIST_node,
3333 remove_free_EXPR_LIST_node): New functions.
3334 * loop-init.c (loop_optimizer_init): When
3335 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3336 calling create_preheaders.
3337 (loop_optimizer_finalize): Do not verify flow info after reload.
3338 * recog.c (validate_replace_rtx_1): New parameter simplify.
3339 Default it to true. Update all uses. Factor out simplifying
3341 (simplify_while_replacing): ... this new function.
3342 (validate_replace_rtx_part,
3343 validate_replace_rtx_part_nosimplify): New.
3344 * recog.h (validate_replace_rtx_part,
3345 validate_replace_rtx_part_nosimplify): Declare.
3346 * rtl.c (rtx_equal_p_cb): New.
3347 (rtx_equal_p): Use it.
3348 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3349 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3350 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3351 * vecprim.h: Add a vector type for unsigned int.
3352 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3353 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3354 ready_try, cycle_issued_insns, spec_info): Make global.
3355 (readyp): Initialize.
3356 (dfa_lookahead): New global variable.
3357 (old_max_uid, old_last_basic_block): Remove.
3358 (h_i_d): Make it a vector.
3359 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3361 (after_recovery, adding_bb_to_current_region_p):
3362 New variables to handle correct insertion of the recovery code.
3363 (struct ready_list): Move declaration to sched-int.h.
3364 (rgn_n_insns): Removed.
3365 (rtx_vec_t): Move to sched-int.h.
3366 (find_insn_reg_weight): Remove.
3367 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3368 (haifa_init_h_i_d, haifa_finish_h_i_d):
3369 New functions to initialize / finalize haifa instruction data.
3370 (extend_h_i_d, init_h_i_d): Rewrite.
3371 (unlink_other_notes): Move logic to add_to_note_list. Handle
3372 selective scheduler.
3373 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3374 find_fallthru_edge): Make global, remove static prototypes.
3375 (max_issue): Make global. Add privileged_n and state parameters. Use
3377 (extend_global, extend_all): Removed.
3378 (init_before_recovery): Add new param. Fix the handling of the case
3379 when we insert a recovery code before the EXIT which has a predecessor
3380 with a fallthrough edge to it.
3381 (create_recovery_block): Make global. Rename to
3382 sched_create_recovery_block. Update.
3383 (change_pattern): Rename to sched_change_pattern. Make global.
3384 (speculate_insn): Rename to sched_speculate_insn. Make global.
3385 Split haifa-specific functionality into ...
3386 (haifa_change_pattern): New static function.
3387 (sched_extend_bb): New static function.
3388 (sched_init_bbs): New function.
3389 (current_sched_info): Change type to struct haifa_sched_info.
3390 (insn_cost): Adjust for selective scheduling.
3391 (dep_cost_1): New function. Move logic from ...
3392 (dep_cost): ... here.
3393 (dep_cost): Use dep_cost_1.
3394 (contributes_to_priority_p): Use sched_deps_info instead of
3396 (priority): Adjust to work with selective scheduling. Process the
3397 corner case when all dependencies don't contribute to priority.
3398 (rank_for_schedule): Use ds_weak instead of dep_weak.
3399 (advance_state): New function. Move logic from ...
3400 (advance_one_cycle): ... here.
3401 (add_to_note_list, concat_note_lists): New functions.
3402 (rm_other_notes): Make static. Adjust for selective scheduling.
3403 (remove_notes, restore_other_notes): New functions.
3404 (move_insn): Add two arguments. Update assert. Don't call
3406 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3407 Remove more_issue, max_points. Move the code to initialize
3408 max_lookahead_tries to max_issue.
3409 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3410 ready. Adjust use of move_insn. Call restore_other_notes.
3412 (sched_init, sched_finish): Move Haifa-specific initialization/
3414 (haifa_sched_init, haifa_sched_finish): ... respectively.
3416 (setup_sched_dump): New function.
3417 (haifa_init_only_bb): New static function.
3418 (haifa_speculate_insn): New static function.
3419 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3420 (extend_ready, extend_all): Remove.
3421 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3422 (create_check_block_twin, add_to_speculative_block): Use
3423 haifa_insns_init instead of extend_global. Update to use new
3424 initialization functions. Change parameter. Factor out code from
3425 create_check_block_twin to ...
3426 (sched_create_recovery_edges) ... this new function.
3427 (add_block): Remove.
3428 (sched_scan_info): New.
3429 (extend_bb): Use sched_scan_info.
3430 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3431 static functions for walking through scheduling region.
3432 (sched_luids): New vector variable to replace uid_to_luid.
3433 (luids_extend_insn): New function.
3434 (sched_max_luid): New variable.
3435 (luids_init_insn): New function.
3436 (sched_init_luids, sched_finish_luids): New functions.
3437 (insn_luid): New debug function.
3438 (sched_extend_target): New function.
3439 (haifa_init_insn): New static function.
3440 (sched_init_only_bb): New hook.
3441 (sched_split_block): New hook.
3442 (sched_split_block_1): New function.
3443 (sched_create_empty_bb): New hook.
3444 (sched_create_empty_bb_1): New function.
3445 (common_sched_info, ready): New global variables.
3446 (current_sched_info_var): Remove.
3447 (move_block_after_check): Use common_sched_info.
3448 (haifa_luid_for_non_insn): New static function.
3449 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3450 (increase_insn_priority): New.
3451 * modulo-sched.c: (issue_rate): Remove static declaration.
3452 (sms_sched_info): Change type to haifa_sched_info.
3453 (sms_sched_deps_info, sms_common_sched_info): New variables.
3454 (setup_sched_infos): New.
3455 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3456 Do not call regstat_free_calls_crossed.
3457 (sms_print_insn): Use const_rtx.
3458 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3459 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3460 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3461 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3462 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3463 current_sched_info to use it.
3464 (enum reg_pending_barrier_mode): Move to sched-int.h.
3465 (h_d_i_d): New variable. Initialize to NULL.
3466 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3468 (estimate_dep_weak): Remove static declaration.
3469 (sched_has_condition_p): New function. Adjust users of
3470 sched_get_condition to use it instead.
3471 (conditions_mutex_p): Add arguments indicating which conditions are
3473 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3474 argument to indicate whether returned condition is reversed. Do not
3475 generate new rtx when condition should be reversed; indicate it by
3476 setting new argument instead.
3477 (add_dependence_list_and_free): Add deps parameter.
3478 Update all users. Do not free dependence list when
3479 deps context is readonly.
3480 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3482 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3483 (remove_from_deps): New. Use the above functions.
3484 (cur_insn, can_start_lhs_rhs_p): New static variables.
3485 (add_or_update_back_dep_1): Initialize present_dep_type.
3486 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3487 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3488 haifa_note_dep): New functions implementing dependence hooks for
3489 the Haifa scheduler.
3490 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3491 note_dep): New functions.
3492 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3494 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3495 (free_deps): Initialize deps->reg_last.
3496 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3497 sched_analyze_insn): Update to use dependency hooks infrastructure
3498 and readonly contexts.
3499 (deps_analyze_insn): New function. Move part of logic from ...
3500 (sched_analyze): ... here. Also move some logic to ...
3501 (deps_start_bb): ... here. New function.
3502 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3504 (sched_deps_init): New function. Move code from ...
3505 (init_dependency_caches): ... here. Remove.
3506 (init_deps_data_vector): New.
3507 (sched_deps_finish): New function. Move code from ...
3508 (free_dependency_caches): ... here. Remove.
3509 (init_deps_global, finish_deps_global): Adjust for use with
3510 selective scheduling.
3511 (get_dep_weak): Move logic to ...
3512 (get_dep_weak_1): New function.
3513 (ds_merge): Move logic to ...
3514 (ds_merge_1): New static function.
3515 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3516 (ds_get_max_dep_weak): New function.
3517 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3518 (n_insns): Rename to rgn_n_insns.
3519 (debug_ebb_dependencies): New function.
3520 (init_ready_list): Use it.
3521 (begin_schedule_ready): Use sched_init_only_bb.
3522 (ebb_print_insn): Indicate when an insn starts a new cycle.
3523 (contributes_to_priority, compute_jump_reg_dependencies,
3524 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3525 (add_block1): Remove to ebb_add_block.
3526 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3527 (schedule_ebb): Initialize them. Use remove_notes instead of
3528 rm_other_notes. Use haifa_local_init/finish.
3529 (schedule_ebbs): Use haifa_sched_init/finish.
3530 * sched-int.h: Include vecprim.h, remove rtl.h.
3531 (struct ready_list): Delete declaration.
3532 (sched_verbose_param, enum sched_pass_id_t,
3533 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3534 (struct sched_scan_info_def): New structure.
3535 (sched_scan_info, sched_scan, sched_init_bbs,
3536 sched_init_luids, sched_finish_luids, sched_extend_target,
3537 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3538 (struct common_sched_info_def): New.
3539 (common_sched_info, haifa_common_sched_info,
3540 sched_emulate_haifa_p): Declare.
3542 (sched_luids): Declare.
3543 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3544 (sched_max_luid, insn_luid): Declare.
3545 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3546 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3547 print_insn, print_pattern, print_value, haifa_classify_insn,
3548 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3549 setup_sched_dump, sched_init, sched_finish,
3550 sel_insn_is_speculation_check): Export.
3551 (struct ready_list): Move from haifa-sched.c.
3552 (ready_try, ready, max_issue): Export.
3553 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3554 sched_init_only_bb, sched_split_block, sched_split_block_1,
3555 sched_create_empty_bb, sched_create_empty_bb_1,
3556 sched_create_recovery_block, sched_create_recovery_edges): Export.
3557 (enum reg_pending_barrier_mode): Export.
3558 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3560 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3561 print_insn field. Move add_block and fix_recovery_cfg to
3562 common_sched_info_def. Move compute_jump_reg_dependencies,
3564 (struct sched_deps_info_def): ... this new structure.
3565 (sched_deps_info): Declare.
3566 (struct spec_info_def): Remove weakness_cutoff, add
3567 data_weakness_cutoff and control_weakness_cutoff.
3568 (spec_info): Declare.
3569 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3571 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3572 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3573 (current_sched_info): Change type to struct haifa_sched_info.
3574 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3575 (h_d_i_d): New variable.
3576 (HDID): New accessor macro.
3577 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3578 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3580 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3581 (enum SCHED_FLAGS): Update for selective scheduler.
3582 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3583 (init_dependency_caches, free_dependency_caches): Delete declarations.
3584 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3585 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3586 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3587 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3588 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3590 (rm_other_notes): Delete declaration.
3591 (schedule_block): Remove one argument.
3592 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3593 ready_element, ready_lastpos, sched_extend_ready_list,
3594 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3595 concat_note_lists): Export.
3596 (struct region): Move from sched-rgn.h.
3597 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3598 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3599 BLOCK_TO_BB, CONTAINING_RGN): Export.
3600 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3601 (current_nr_blocks, current_blocks, target_bb): Likewise.
3602 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3603 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3604 sched_rgn_local_init, extend_regions,
3605 rgn_make_new_region_out_of_new_block, compute_priorities,
3606 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3607 extend_rgns, deps_join rgn_setup_common_sched_info,
3608 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3609 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3610 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3611 increase_insn_priority): Likewise.
3612 * sched-rgn.c: Include sel-sched.h.
3613 (ref_counts): New static variable. Use it ...
3614 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3615 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3616 (sched_is_disabled_for_current_region_p): Delete static declaration.
3617 (struct region): Move to sched-int.h.
3618 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3619 ebb_head): Define and initialize.
3620 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3621 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3622 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3624 (find_single_block_region): Add new argument to indicate that EBB
3625 regions should be constructed.
3626 (debug_live): Delete declaration.
3627 (current_nr_blocks, current_blocks, target_bb):
3628 Remove static qualifiers.
3629 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3631 (init_regions): Delete declaration.
3632 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3633 rgn_estimate_number_of_insns): New.
3634 (too_large): Use estimate_number_of_insns.
3635 (haifa_find_rgns): New. Move the code from ...
3636 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3637 (free_trg_info): New.
3638 (compute_trg_info): Allocate candidate tables here instead of ...
3639 (init_ready_list): ... here.
3640 (rgn_print_insn): Use const_rtx.
3641 (contributes_to_priority, extend_regions): Delete static declaration.
3642 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3643 (add_block1): Rename to rgn_add_block.
3644 (debug_rgn_dependencies): Delete static qualifier.
3645 (new_ready): Use sched_deps_info. Simplify.
3646 (rgn_common_sched_info, rgn_const_sched_deps_info,
3647 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3649 (region_sched_info): Rename to rgn_const_sched_info.
3650 (deps_join): New, extracted from ...
3651 (propagate_deps): ... here.
3652 (compute_block_dependences, debug_dependencies): Update for selective
3654 (free_rgn_deps, compute_priorities): New functions.
3655 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3656 sched_rgn_compute_dependencies): New functions.
3657 (schedule_region): Use them.
3658 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3659 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3661 (schedule_insns): Call new functions that were split out.
3662 (rgn_make_new_region_out_of_new_block): New.
3663 (get_rgn_sched_max_insns_priority): New.
3664 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3665 scheduling when appropriate.
3666 * sched-vis.c: Include insn-attr.h.
3667 (print_value, print_pattern): Make global.
3668 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3669 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3670 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3671 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3672 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3673 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3674 hooks. Initialize them to 0.
3675 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3676 * target.h (struct gcc_target): Add them. Rename gen_check field to
3678 * flags.h (sel_sched_switch_set): Declare.
3679 * opts.c (sel_sched_switch_set): New variable.
3680 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3681 pipelining is disabled from command line.
3682 (common_handle_option): Record whether selective scheduling is
3683 requested from command line.
3684 * doc/invoke.texi: Document new flags and parameters.
3685 * doc/tm.texi: Document new target hooks.
3686 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3688 (dfa_state_size): Do not declare locally.
3689 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3690 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3691 rs6000_alloc_sched_context, rs6000_set_sched_context,
3692 rs6000_free_sched_context): New functions.
3693 (struct _rs6000_sched_context): New.
3694 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3696 (rs6000_sched_finish): Do not run for selective scheduling.
3698 2008-08-31 Jan Hubicka <jh@suse.cz>
3700 * frv.c (frv_rtx_costs): Update forward declaration.
3701 * spu.c (spu_rtx_costs): Likewise.
3702 * pdp11.c: Include df.h
3703 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3704 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3705 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3706 * iq2000.c (iq2000_address_cost): Add speed argument.
3707 (iq2000_rtx_costs): Likewise.
3708 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3709 update call of mn10300_address_cost.
3710 * mcore.c: Include df.h
3711 (mcore_rtx_costs): Update prototype.
3712 * score3.c: Include df.h
3713 (score3_rtx_costs): Remove speed argument.
3714 * score7.c: Include df.h
3715 (score7_address_cost): Remove speed argument.
3716 * score-protos.h (score_address_cost): Update prototype.
3717 * score.c: Include df.h
3718 (score_rtx_costs): Update call of costs functions.
3719 * v850.c (v850_rtx_costs): Add bool argument.
3721 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3723 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3725 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3727 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3728 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3730 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3732 * mkmap-flat.awk: Add option pe_dll.
3733 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3734 * config/i386/t-cygwin (SHLIB_LC): Add.
3735 * config/i386/t-mingw32 (SHLIB_LC): Add.
3736 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3737 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3738 (LINK_SPEC): Support libgcc_s.
3739 (LIBGCC_SPEC): Support libgcc_s.
3740 (LIBGCC_SONAME): New.
3742 2008-08-31 Jan Hubicka <jh@suse.cz>
3744 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3745 mistakely had old version of patch.
3747 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3748 (ipcp_estimate_growth): New.
3749 (ipcp_insert_stage): Use ipcp_estimate_growth.
3750 * profile.c (branch_prob): When reading failed, do not consider
3753 2008-08-31 Jan Hubicka <jh@suse.cz>
3755 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3756 loop is optimized for speed.
3758 2008-08-31 Richard Guenther <rguenther@suse.de>
3761 * fold-const.c (fold_binary): Retain conversions in folding
3764 2008-08-31 Jan Hubicka <jh@suse.cz>
3766 * postreload-gcse.c (eliminate_partially_redundant_loads):
3767 Use optimize_bb_for_size_p.
3768 * predict.c (maybe_hot_frequency_p): Make inline.
3769 (maybe_hot_count_p): Break out from ...
3770 (maybe_hot_bb_p): ... this one.
3771 (maybe_hot_edge_p): Simplify.
3772 * basic-block.h (probably_cold_bb_p): Remove.
3774 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3777 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3779 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3780 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3781 Also split V4SFmode.
3782 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3785 2008-08-31 Jan Hubicka <jh@suse.cz>
3787 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3789 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3791 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3794 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3797 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3798 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3800 2008-08-31 Jan Hubicka <jh@suse.cz>
3802 * sparc.h (BRANCH_COST): Fix macro definition.
3803 * avr.c (avr_operand_rtx_cost): Add speed argument.
3804 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3806 2008-08-31 Richard Guenther <rguenther@suse.de>
3808 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3809 types instead of operands. Re-instantiate verifying of
3810 binary expression operands.
3812 2008-08-30 Jan Hubicka <jh@suse.cz>
3814 * fwprop.c (should_replace_address): Add speed attribute.
3815 (PR_OPTIMIZE_FOR_SPEED): New flag.
3816 (propagate_rtx_1): Use it.
3817 (propagate_rtx): Set it.
3818 (try_fwprop_subst): Update call of rtx_costs.
3819 (forward_propagate_and_simplify): LIkewise.
3820 * hooks.c (hook_int_rtx_bool_0): New
3821 (hook_bool_rtx_int_int_intp_false): Replace by ...
3822 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3823 * hooks.h (hook_int_rtx_bool_0): New
3824 (hook_bool_rtx_int_int_intp_false): Replace by ...
3825 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3826 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3827 (prepare_cmp_insn): UPdate call of rtx_cost.
3828 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3829 (reload_cse_simplify_operands): Update call of rtx_cost.
3830 (reload_cse_move2add): call of rtx_cost.
3831 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3832 * rtlanal.c (rtx_cost): Add speed argument.
3833 (address_cost): Add speed argument
3834 (default_address_cost): Likewise.
3835 (insn_rtx_cost): Likewise.
3836 * cfgloopanal.c (seq_cost): Add speed argument.
3837 (target_reg_cost, target_spill_cost): Turn to array.
3838 (init_set_costs): Update for speed.
3839 (estimate_reg_pressure_cost): Add speed argument.
3840 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3841 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3842 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3843 (seq_cost): Add speed argument.
3844 (computation_cost): Add speed arugment.
3845 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3846 (force_expr_to_var_cost): Update for profile info.
3847 (force_var_cost): Likewise.
3848 (split_address_cost): Likewise.
3849 (ptr_difference_cost): Likewise.
3850 (difference_cost): Likewise.
3851 (get_computation_cost_at): Likewise.
3852 (determine_iv_cost): Likewise.
3853 (ivopts_global_cost_for_size): Likewise.
3854 (rewrite_use_address): Likewise.
3855 (tree_ssa_iv_optimize_loop): Initialize speed field.
3856 * cse.c (optimize_this_for_speed_p): New static var.
3857 (notreg_cost): Update call of rtx_cost.
3858 (cse_extended_basic_block): set optimize_this_for_speed_p.
3859 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3860 (noce_try_cmove_arith): Likewise.
3861 (noce_try_sign_mask): LIkewise.
3862 * expr.c (compress_float_constant): Update rtx_cost calls.
3863 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3865 (addr_to_parts): Likewise.
3866 (create_mem_ref): Likewise.
3867 * dse.c (find_shift_sequence): Add speed argument.
3868 (replace_read): Update call.
3869 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3870 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3871 * neg_cost, shift_cost, shiftadd_cost,
3872 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3873 mul_highpart_cost): Increase dimension.
3874 (init_expmed): Initialize for both size and speed.
3875 (expand_shift): Use profile.
3876 (synth_mult): Use profile.
3877 (choose_mult_variant): Use profile.
3878 (expand_mult): Use profile.
3879 (expand_mult_highpart_optab): Use profile.
3880 (expand_mult_highpart): Use profile.
3881 (expand_smod_pow2): Use profile.
3882 (expand_divmod): Use profile.
3883 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3885 * loop-invariant.c (create_new_invariant): Use profile.
3886 (gain_for_invariant): Add speed parameter.
3887 (best_gain_for_invariant): Likewise.
3888 (find_invariants_to_move): Likewise.
3889 (move_single_loop_invariants): Set it.
3890 * target-def.h (TARGET_RTX_COSTS): Use hook.
3891 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3892 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3893 * output.h (default_address_cost): Update prototype.
3894 * combine.c (optimize_this_for_speed_p): New static var.
3895 (combine_validate_cost): Update call of rtx_cost.
3896 (combine_instructions): Set optimize_this_for_speed_p.
3897 (expand_compound_operation): Update call of rtx_cost.
3898 (make_extraction):Update call of rtx_cost.
3899 (force_to_mode):Update call of rtx_cost.
3900 (distribute_and_simplify_rtx):Update call of rtx_cost.
3901 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3902 (estimate_reg_pressure_cost): Update prototype.
3903 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3904 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3906 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3907 (alpha_rtx_costs): Update.
3908 * config/frv/frv.c (frv_rtx_costs): Update.
3909 * config/s390/s390.c (s390_rtx_costs): Update.
3910 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3911 (m32c_rtx_costs): Update.
3912 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3913 (spu_rtx_costs): Update.
3914 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3915 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3916 * config/i386/i386.c (:ix86_address_cost): Update.
3917 (ix86_rtx_costs): Update.
3918 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3919 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3920 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3921 * config/crx/crx.c (crx_address_cost): Update.
3922 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3923 * config/stormy16/stormy16.c
3924 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3925 * config/m68hc11/m68hc11.c
3926 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3927 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3928 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3930 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3932 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3933 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3934 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3935 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3936 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3937 (mcore_rtx_costs): update.
3938 * config/score/score3.c (score3_rtx_costs): Update.
3939 * config/score/score7.c (score7_rtx_costs): Update.
3940 * config/score/score3.h (score3_rtx_costs):Update.
3941 * config/score/score7.h (score7_rtx_costs): Update.
3942 * config/score/score.c (score_rtx_costs): Update.
3943 * config/arm/arm.c (arm_address_cost): Update.
3944 (arm_rtx_costs_1): Update.
3945 (arm_rtx_costs_1): Update.
3946 (arm_size_rtx_costs): Update.
3947 (arm_size_rtx_costs): Update.
3948 (arm_size_rtx_costs): Update.
3949 (arm_xscale_rtx_costs): Update.
3950 (arm_thumb_address_cost): Update.
3951 * config/pa/pa.c (hppa_address_cost): Update.
3952 * config/mips/mips.c (mips_rtx_costs): Update.
3953 * config/vax/vax.c (vax_address_cost): Update.
3954 * config/h8300/h8300.c (h8300_shift_costs): Update.
3955 (h8300_rtx_costs): Update.
3956 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3957 (v850_rtx_costs): Update.
3958 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3959 * config/bfin/bfin.c
3960 (bfin_address_cost): Update.
3961 (bfin_rtx_costs): Update.
3962 * stmt.c (lshift_cheap_p): Update.
3964 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3967 * expmed.c (extract_bit_field_1): Check the mode size to make
3968 sure the vector modes have the same size.
3970 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3972 * dojump.c (top level): Include basic-block.h to declare
3973 optimize_insn_for_speed_p
3975 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3977 * opts.h (CL_SAVE): New option class for marking options that are
3978 target specific options usable in the target attribute.
3979 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3981 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3982 can easily find the target specific options that are safe to use
3983 in the attribute or pragma.
3985 * attribs.c (decl_attributes): Change #pragma GCC option to
3986 #pragma GCC target, and attribute((option(...))) to
3987 attribute((target(...))).
3989 * doc/extend.texi (target attribute): Change from option
3990 attribute. Delete push/pop/reset.
3991 (#pragma GCC target): Change from #pragma GCC option. Delete
3993 (#pragma GCC push_options): Document new pragma.
3994 (#pragma GCC pop_options): Document new pragma.
3995 (#pragma GCC reset_options): Document new pragma.
3997 * targhooks.c (default_target_option_valid_attribute_p): Add
3998 warning about port not supporting target attributes.
3999 (default_target_option_pragma_parse): New function, warn about
4000 #pragma GCC target not being supported.
4002 * targhooks.h (default_target_option_pragma_parse): Add
4005 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4006 TI_CURRENT_OPTION_PRAGMA.
4007 (current_target_pragma): Rename from current_option_pragma.
4009 * target.h: (struct target_option): Delete booleans for changing
4010 the optimization level on hot/cold functions. Change signature of
4011 pragma_parse hook to take a second tree.
4013 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4015 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4016 that the declaration is done at global scope.
4018 * langhooks.c (add_builtin_function_common): Move most of the code
4019 from add_builtin_function here, calling the hook passed in.
4020 (add_builtin_function): Call add_builtin_function_common with
4021 standard builtin hook.
4022 (add_builtin_function_ext_scope): New function to add builtins to
4025 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4027 (add_builtin_function_ext_scope): Add declaration.
4029 * c-pragma.c (handle_pragma_target): Rename from
4030 handle_pragma_option, #pragma GCC option is now #pragma GCC
4031 target. Move warning about port not supporting target options to
4032 default pragma parse hook. Remove push/pop/reset from this
4034 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4035 (option_stack): Delete static variable.
4036 (optimize_stack): Ditto.
4037 (optons_stack): New stack of saved target and optimization
4039 (handle_pragma_push_options): New function to handle pushing both
4040 target and optimization options.
4041 (handle_pragma_pop_options): New function to handle popping both
4042 target and optimization options.
4043 (handle_pragma_reset_options): New function to handle resetting
4044 both target and optimization options to their initial state.
4045 (init_pragma): Rename handle_pragma_option to
4046 handle_pragma_target. Add support for push_options, pop_options,
4047 and reset_options pragmas.
4049 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4050 default_target_option_pragma_parse.
4051 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4052 default_target_option_valid_attribute_p.
4053 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4054 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4055 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4056 optimization level on hot/cold functions.
4058 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4059 if the caller and callee have different optimization levels.
4061 * c-common.c (handle_target_attribute): Rename from
4062 handle_option_attribute, attribute((option(...))) is now
4063 attribute((target(...))). Move warning if the port does not
4064 support target attributes to the default hook.
4065 (handle_hot_attribute): Delete code to change the optimization
4066 level of hot functions.
4067 (handle_cold_attribute): Ditto.
4069 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4070 argument that is the binary tree options to use if there are no
4071 arguments. Call ix86_valid_target_attribute_tree instead of
4072 ix86_valid_option_attribute_tree.
4073 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4074 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4075 ix86_pragma_option_parse.
4077 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4078 Rename from ix86_valid_option_attribute_tree.
4080 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4081 new builtins when the ISA changes.
4082 (ix86_valid_target_attribute_tree): Rename from
4083 ix86_valid_option_attribute_tree. Change callers. If the
4084 function specified optimization options, use those as the starting
4085 point before setting up the target attributes. If the
4086 optimization options were changed in the course of setting the
4087 target attributes, record the new optimization options.
4088 (ix86_valid_target_attribute_tree_inner_p): Rename from
4089 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4090 ix86_add_new_builtins if the ISA changed.
4091 (ix86_valid_target_attribute_p): Rename from
4092 ix86_valid_option_attribute_p. Change callers.
4093 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4094 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4095 as delayed builtin functions.
4096 (struct builtin_isa): New structure to record builtin functions
4097 that should be delayed until the ISA for that function is used.
4098 (ix86_builtins_isa): Change from int to struct to track builtin
4099 functions we want to declare at some point.
4100 (def_builtin): If the front end can delay defining the builtin
4101 functions, don't create builtins for ISAs not part of the default
4103 (def_builtin_const): Ditto.
4104 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4105 __builtin_ia32_pcmov_v2di to be different builtin functions.
4106 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4107 a structure instead of an int.
4108 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4109 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4110 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4111 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4113 * config/ia64/ia64.h
4114 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4115 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4117 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4118 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4119 (LANG_HOOKS_INITIALIZER): Add
4120 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4122 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4125 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4126 the reload address with the index register for SFmode
4127 access with a displacement.
4129 2008-08-30 Jan Hubicka <jh@suse.cz>
4131 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4132 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4133 * dojump.c (do_jump): Likewise.
4134 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4135 (note-if_info): Add BRANCH_COST.
4136 (noce_try_store_flag_constants, noce_try_addcc,
4137 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4138 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4139 find_if_case_2): Use computed branch cost.
4140 * expr.h (BRANCH_COST): Update default.
4141 * predict.c (predictable_edge_p): New function.
4142 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4143 Update BRANCH_COST call.
4144 * basic-block.h (predictable_edge_p): Declare.
4145 * config/alpha/alpha.h (BRANCH_COST): Update.
4146 * config/frv/frv.h (BRANCH_COST): Update.
4147 * config/s390/s390.h (BRANCH_COST): Update.
4148 * config/spu/spu.h (BRANCH_COST): Update.
4149 * config/sparc/sparc.h (BRANCH_COST): Update.
4150 * config/m32r/m32r.h (BRANCH_COST): Update.
4151 * config/i386/i386.h (BRANCH_COST): Update.
4152 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4154 * config/sh/sh.h (BRANCH_COST): Update.
4155 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4156 * config/avr/avr.h (BRANCH_COST): Update.
4157 * config/crx/crx.h (BRANCH_COST): Update.
4158 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4159 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4160 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4161 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4162 * config/ia64/ia64.h (BRANCH_COST): Update.
4163 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4164 * config/arc/arc.h (BRANCH_COST): Update.
4165 * config/score/score.h (BRANCH_COST): Update.
4166 * config/arm/arm.h (BRANCH_COST): Update.
4167 * config/pa/pa.h (BRANCH_COST): Update.
4168 * config/mips/mips.h (BRANCH_COST): Update.
4169 * config/vax/vax.h (BRANCH_COST): Update.
4170 * config/h8300/h8300.h (BRANCH_COST): Update.
4171 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4172 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4173 * doc/tm.texi (BRANCH_COST): Update.
4175 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4178 * config/arm/arm.c (arm_optimization_options): Set
4179 flag_section_anchors to 2 instead of 1 to distinguish it from
4180 -fsection-anchors given explicitely on the command line.
4182 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4184 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4185 final insn of a split.
4187 2008-08-30 Jan Hubicka <jh@suse.cz>
4189 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4190 optimized for speed.
4191 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4192 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4193 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4194 flag_gcse_after_reload_set): New static vars.
4195 (common_handle_option): Enable those flags for profile-use.
4196 (decode_options): Remove optimize_size flags that are handled
4197 on higher granuality.
4198 * tree-vectorizer.c (vectorize_loops): Use
4199 optimize_loop_nest_for_speed_p.
4200 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4201 * tree-predcom.c (tree_predictive_commoning): Use
4202 optimize_loop_for_speed_p.
4203 * varasm.c (assemble_start_function): Use
4204 optimize_function_for_speed_p.
4205 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4206 * predict.c (optimize_loop_for_speed_p): Fix walk.
4208 2008-08-30 Jan Hubicka <jh@suse.cz>
4210 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4212 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4213 profile presence locally.
4215 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4218 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4219 versions before 4.0.
4221 2008-08-29 Jan Hubicka <jh@suse.cz>
4223 * tree-inline.c (insert_init_stmt): Insert sequence even when
4226 2008-08-29 Jeff Law <law@redhat.com>
4228 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4229 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4230 location and class is an FP register.
4232 2008-08-29 Jan Hubicka <jh@suse.cz>
4234 * see.c (see_merge_one_def_extension): Silence used uninitialized
4236 * matrix-reorg.c (check_allocation_function): Likewise.
4237 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4239 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4242 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4243 compute new & and | in type rather than TREE_TYPE (arg0).
4245 * dwarf2out.c (fortran_common): Update comment.
4246 (gen_variable_die): Swap com_die and var_die variables in Fortran
4247 COMMON block handling code.
4249 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4251 * dwarf2out.c (gen_const_die): New function.
4252 (size_of_die, value_format, output_die): Output larger
4253 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4254 (native_encode_initializer): New function.
4255 (tree_add_const_value_attribute): Call it.
4256 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4258 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4259 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4260 TREE_THIS_VOLATILE to add_type_attribute.
4262 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4264 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4267 * dwarf2out.c (loc_by_reference): New function.
4268 (add_location_or_const_value_attribute): Use it.
4271 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4272 as DW_TAG_variable children of DW_TAG_common_block rather than
4273 DW_TAG_member children. Put DW_AT_external to individual
4274 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4276 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4277 loc_descriptor_from_tree_1.
4281 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4282 arguments to imported_module_or_decl.
4283 (debug_nothing_tree_tree): Removed.
4284 (debug_nothing_tree_tree_tree_bool): New prototype.
4285 * debug.c (do_nothing_debug_hooks): Adjust.
4286 (debug_nothing_tree_tree): Removed.
4287 (debug_nothing_tree_tree_tree_bool): New function.
4288 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4289 (gen_variable_die): Put all common vars for the
4290 same COMMON block under one DW_TAG_common_block.
4291 (declare_in_namespace): Return new context_die, for Fortran
4292 return the module DIE instead of adding extra declarations into
4294 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4295 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4296 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4298 (dwarf2out_global_decl): Don't skip Fortran global vars.
4299 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4300 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4301 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4302 DW_TAG_imported_declaration as child of previous
4303 DW_TAG_imported_module.
4304 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4305 * sdbout.c (sdb_debug_hooks): Likewise.
4306 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4308 2008-08-29 Jan Hubicka <jh@suse.cz>
4310 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4312 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4313 * ipa-cp.c (n_cloning_candidates): New static variable.
4314 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4315 (ipcp_print_all_lattices): Improve debug output.
4316 (ipcp_cloning_candidate_p): New function.
4317 (ipcp_initialize_node_lattices): Use it.
4318 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4319 (ipcp_propagate_stage): Prettier debug output.
4320 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4321 (ipcp_print_all_structures): Remove.
4322 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4323 (ipcp_insert_stage): Prettier debug output; call
4324 cgraph_remove_unreachable_nodes before propagating.
4325 (pass_ipa_cp): Schedule function removal pass.
4326 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4328 (cgraph_maybe_hot_edge_p): Move to ...
4329 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4330 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4331 (common_handle_option): Set them; enable ipa-cp when profiling.
4332 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4333 (ipa_print_all_jump_functions): Likewise.
4334 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4335 (ipa_print_node_params, ipa_print_all_params): New.
4336 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4337 ipa_print_all_param_flags): Remove.
4338 (ipa_print_node_params, ipa_print_all_params): New.
4340 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4342 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4343 change from 2008-04-03.
4344 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4346 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4349 * ira-color.c (push_allocnos_to_stack): Truncate
4350 removed_splay_allocno_vec.
4352 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4355 * ira-color (ira_fast_allocation): Don't assign hard registers to
4358 2008-08-29 Jan Hubicka <jh@suse.cz>
4361 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4362 for cold internal loops.
4364 2008-08-29 Richard Guenther <rguenther@suse.de>
4366 * tree-ssa-structalias.c (create_variable_info_for): Do not
4367 create fields for heap vars or vars with a noalias state.
4368 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4371 2008-08-29 Richard Guenther <rguenther@suse.de>
4373 * common.opt (ftree-store-ccp): Mark as preserved for
4374 backward compatibility.
4375 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4376 * tree-pass.h (pass_store_ccp): Remove.
4377 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4378 (first_vdef): Remove declaration.
4379 (get_value_loaded_by): Likewise.
4380 * tree-ssa-ccp.c (do_store_ccp): Remove.
4381 (get_default_value): Simplify as do_store_ccp is always false
4382 now. Do not initialize mem_ref.
4383 (set_value_varying): Likewise.
4384 (canonicalize_float_value): Likewise.
4385 (set_lattice_value): Likewise.
4386 (likely_value): Likewise.
4387 (surely_varying_stmt_p): Likewise.
4388 (ccp_initialize): Likewise.
4389 (ccp_lattice_meet): Likewise.
4390 (ccp_visit_phi_node): Likewise.
4391 (ccp_fold): Likewise.
4392 (evaluate_stmt): Likewise.
4393 (visit_assignment): Likewise.
4394 (ccp_visit_stmt): Likewise.
4395 (execute_ssa_ccp): Fold into ...
4396 (do_ssa_ccp): ... this.
4397 (do_ssa_store_ccp): Remove.
4398 (gate_store_ccp): Likewise.
4399 (pass_store_ccp): Likewise.
4400 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4402 * tree-ssa-propagate.c (first_vdef): Remove.
4403 (get_value_loaded_by): Likewise.
4404 (replace_vuses_in): Likewise.
4405 (substitute_and_fold): Do not call replace_vuses_in.
4406 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4408 2008-08-29 Richard Guenther <rguenther@suse.de>
4411 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4412 PARAM_NOALIAS tags with is_heapvar.
4413 * tree-ssa-operands.c (access_can_touch_variable): Offset
4414 based tests do not apply for heapvars. Fix offset test.
4416 2008-08-29 Jan Hubicka <jh@suse.cz>
4418 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4419 (-fipa-cp-clone): Enabled by default at -O3.
4420 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4421 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4423 2008-08-29 Jan Hubicka <jh@suse.cz>
4425 * tree.c (build_function_type_skip_args,
4426 build_function_decl_skip_args): New functions.
4427 * tree.h (build_function_type_skip_args,
4428 build_function_decl_skip_args): Declare.
4429 * gimple.c (giple_copy_call_skip_args): New function.
4430 (giple_copy_call_skip_args): Declare.
4432 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4433 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4434 (ipcp_node_modifiable_p): ... this one; use
4435 tree_versionable_function_p.
4436 (ipcp_create_replace_map): Improve debug output.
4437 (ipcp_need_redirect_p): Return false when not clonning.
4438 (ipcp_update_callgraph): Skip args.
4439 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4441 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4442 (save_inline_function_body): Update call of tree_function_versioning.
4443 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4444 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4446 (tree_function_versioning): Likewise.
4447 * tree-inline.h (tree_function_versioning): Update prototype.
4449 2008-08-29 Jan Hubicka <jh@suse.cz>
4451 * loop-unswitch.c (unswitch_single_loop): Use
4452 optimize_loop_for_speed_p.
4453 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4454 Use optimize_function_for_size_p.
4455 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4456 * postreload-gcse.c (eliminate_partially_redundant_load):
4457 Use optimize_bb_for_size_p.
4458 * value-prof.c (gimple_divmod_fixed_value_transform,
4459 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4460 gimple_stringops_transform): Use optimize_bb_for_size_p.
4461 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4462 * final.c (compute_alignments): Use optimize_function_for_size_p.
4463 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4464 (fold_builtin_strcpy, fold_builtin_fputs): Use
4465 optimize_function_for_size_p.
4466 * fold-const.c (tree_swap_operands_p): Use
4467 optimize_function_for_size_p.
4468 * recog.c (relax_delay_slots): Likewise.
4469 * tree-ssa-math-opts.c (replace_reciprocal):
4470 Use optimize_bb_for_speed_p.
4471 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4472 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4473 optimize_function_for_size_p.
4474 (cgraph_decide_inlining_of_small_function): Use
4475 optimize_function_for_size_p.
4476 * global.c (find_reg): Use optimize_function_for_size_p.
4477 * opts.c (decode_options): Do not clear flag_tree_ch,
4478 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4479 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4480 work it out from profile.
4481 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4482 optimize_loop_for_speed_p.
4483 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4485 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4486 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4487 * tree-eh.c (decide_copy_try_finally): Use
4488 optimize_function_for_size_p.
4489 * local-alloc.c (block_alloc): Pass BB pointer.
4490 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4491 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4492 * loop-unroll.c (decide_unrolling_and_peeling):
4493 Use optimize_loop_for_size_p.
4494 (decide_peel_completely): Likewise.
4495 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4496 optimize_loop_for_size_p.
4497 (vect_enhance_data_refs_alignment): Likewise.
4498 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4499 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4501 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4502 (try_crossjump_bb): Use optimize_bb_for_size_p.
4503 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4504 optimize_loop_for_speed_p.
4505 * bb-reorder.c (find_traces_1_round): Likewise.
4506 (copy_bb): Use optimize_bb_for_speed_p.
4507 (duplicate_computed_gotos): Likewise.
4508 * basic-block.h (optimize_loop_nest_for_size_p,
4509 optimize_loop_nest_for_speed_p): New.
4510 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4512 2008-08-29 Tristan Gingold <gingold@adacore.com>
4514 * gcov.c (main): Call expandargv.
4516 2008-08-29 Jan Hubicka <jh@suse.cz>
4518 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4520 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4522 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4523 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4525 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4527 2008-08-29 Jan Hubicka <jh@suse.cz>
4529 * tree-pass.h (pass_strip_predict_hints): Declare.
4530 * predict.c (strip_builtin_expect): Rename to ...
4531 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4532 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4533 (tree_estimate_probability): Do not strip builtin_expect.
4534 (pass_strip_predict_hints): New pass.
4535 * tree-inline.c (expand_call_inline): When inlining cold function,
4536 predict it as unlikely.
4537 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4539 2008-08-29 Richard Guenther <rguenther@suse.de>
4541 PR tree-optimization/37207
4542 * tree-vrp.c (extract_range_from_binary_expr): Also try
4543 to constant fold if only one of the operands is a constant.
4545 2008-08-29 Nick Clifton <nickc@redhat.com>
4547 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4548 the same way as SYMBOL_REFs.
4550 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4552 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4554 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4556 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4557 * config/mips/mips.md (branch_likely): Remove const. Fix
4559 (define_delay for type "branch"): Change to only apply for branch
4560 with likely variant.
4561 (define_delay for type "branch" and "branch_likely" no). New delay
4563 (equality_op): New code iterator.
4564 (bbv, bbinv): New code attributes.
4565 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4568 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4569 Andrew Pinski <pinskia@gcc.gnu.org>
4572 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4574 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4576 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4577 rule that a symbolic constant must be defined and >= 0 for the
4578 corresponding facility to be present at compile-time.
4579 * gthr-posix.c: Likewise.
4581 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4583 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4584 * config/mips/mips.md (D): New mode attribute.
4585 (mulsi3, muldi3): Merge it into ...
4586 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4587 (muldi3_mul3): New pattern.
4588 (mulsi3_mult3): Rename to mulsi3_mul3.
4590 2008-08-28 Jan Hubicka <jh@suse.cz>
4592 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4594 * predict.c (always_optimize_for_size_p): Rename to ...
4595 (optimize_function_for_size): ... this one; make extern.
4596 (optimize_function_for_speed_p): New.
4597 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4598 optimize_edge_for_size_p,optimize_edge_for_size_p,
4599 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4600 * basic-block.h (optimize_function_for_size_p,
4601 optimize_function_for_speed_p): Declare.
4602 * i386.md (optimize_size checks): Replace them by appropriate
4604 (standard_80387_constant_p, ix86_compute_frame_layout,
4605 ix86_expand_epilogue, ix86_decompose_address,
4606 print_operand, emit_i387_cw_initialization,
4607 inline_memory_move_cost, ix86_pad_returns,
4608 ix86_reorg): Replace optimize_size checks.
4610 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4612 * rtl.h (simplify_subreg_regno): Declare.
4613 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4614 * simplify-rtx.c (simplify_subreg): ...here.
4615 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4616 subreg_offset_representable_p.
4618 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4621 * c-typeck.c (convert_for_assignment): Give a note describing what
4622 was passed and what was expected.
4624 2008-08-28 Joey Ye <joey.ye@intel.com>
4626 * doc/extend.texi: Document AVX built-in functions.
4627 * doc/invoke.texi: Document -mavx.
4629 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4630 Joey Ye <joey.ye@intel.com>
4631 Xuepeng Guo <xuepeng.guo@intel.com>
4633 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4635 * config/i386/cpuid.h (bit_FMA): New.
4636 (bit_XSAVE): Likewise.
4637 (bit_OSXSAVE): Likewise.
4638 (bit_AVX): Likewise.
4640 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4641 define. Use ASM_OUTPUT_AVX_PREFIX.
4643 * config/i386/gmmintrin.h: New.
4645 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4646 (OPTION_MASK_ISA_AVX_SET): New.
4647 (OPTION_MASK_ISA_FMA_SET): Likewise.
4648 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4649 (OPTION_MASK_ISA_FMA_SET): Likewise.
4650 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4651 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4652 (pta_flags): Add PTA_AVX and PTA_FMA.
4653 (override_options): Handle PTA_AVX and PTA_FMA.
4654 (init_cumulative_args): Handle warn_avx.
4655 (classify_argument): Return 0 for COImode and OImode. Return
4656 1 and X86_64_AVX_CLASS for 256bit vector types.
4657 (examine_argument): Handle X86_64_AVX_CLASS.
4658 (construct_container): Likewise.
4659 (function_arg_advance_32): Pass OImode and 256bit vector types
4661 (function_arg_advance_64): Take a new argument to indicate if a
4662 parameter is named. Handle 256bit vector types. Return
4663 immediately for unnamed 256bit vector mode parameters.
4664 (function_arg_advance): Updated.
4665 (function_arg_32): Add comments for TImode. Handle OImode
4666 and 256bit vector types.
4667 (function_arg_64): Take a new argument to indicate if a
4668 parameter is named. Handle 256bit vector types. Return NULL
4669 for unnamed 256bit vector mode parameters.
4670 (function_arg): Updated.
4671 (setup_incoming_varargs_64): Support
4672 AVX encoding for *sse_prologue_save_insn.
4673 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4674 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4675 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4676 enabled, otherwise return -3.
4677 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4679 (print_reg): Support AVX registers. Handle 'x' and 't'.
4680 Handle 'd' to duplicate the operand.
4681 (print_operand): Likewise. Also support AVX vector compare
4683 (output_387_binary_op): Support AVX.
4684 (output_fp_compare): Likewise.
4685 (ix86_expand_vector_move_misalign): Likewise.
4686 (ix86_attr_length_vex_default): New.
4687 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4688 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4689 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4690 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4691 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4692 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4693 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4694 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4695 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4696 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4697 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4698 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4699 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4700 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4701 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4702 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4703 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4704 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4705 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4706 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4707 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4708 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4709 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4710 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4711 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4712 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4713 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4714 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4715 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4716 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4717 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4718 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4719 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4720 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4721 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4722 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4723 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4724 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4725 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4726 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4727 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4728 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4729 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4730 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4731 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4732 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4733 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4734 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4735 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4736 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4737 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4738 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4739 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4740 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4741 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4742 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4743 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4744 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4745 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4746 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4747 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4748 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4749 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4750 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4751 and IX86_BUILTIN_MOVMSKPS256,
4752 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4753 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4754 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4755 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4756 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4757 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4758 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4759 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4760 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4761 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4762 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4763 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4764 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4765 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4766 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4767 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4768 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4769 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4770 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4771 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4772 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4773 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4774 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4775 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4776 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4777 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4778 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4779 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4780 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4781 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4782 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4783 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4784 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4785 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4786 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4787 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4788 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4789 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4790 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4791 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4792 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4793 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4794 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4795 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4796 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4797 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4798 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4799 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4800 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4801 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4802 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4803 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4804 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4805 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4806 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4807 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4808 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4809 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4811 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4812 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4813 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4814 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4815 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4816 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4817 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4818 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4819 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4820 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4821 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4822 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4823 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4824 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4825 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4826 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4827 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4828 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4829 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4830 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4831 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4832 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4833 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4834 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4835 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4836 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4837 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4838 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4839 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4840 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4841 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4842 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4843 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4844 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4845 IX86_BUILTIN_MOVMSKPS256.
4846 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4847 (ix86_expand_args_builtin): Likewise.
4848 (ix86_expand_special_args_builtin): Likewise.
4849 (ix86_hard_regno_mode_ok): Handle AVX modes.
4850 (ix86_expand_vector_init_duplicate): Likewise.
4851 (ix86_expand_vector_init_one_nonzero): Likewise.
4852 (ix86_expand_vector_init_one_var): Likewise.
4853 (ix86_expand_vector_init_concat): Likewise.
4854 (ix86_expand_vector_init_general): Likewise.
4855 (ix86_expand_vector_set): Likewise.
4856 (ix86_vector_mode_supported_p): Likewise.
4857 (x86_extended_reg_mentioned_p): Check INSN_P before using
4860 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4861 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4863 * config/i386/i386.h (TARGET_AVX): New.
4864 (TARGET_FMA): Likewise.
4865 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4866 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4867 (VALID_AVX256_REG_MODE): New.
4868 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4869 (AVX_FLOAT_MODE_P): Likewise.
4870 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4871 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4872 (AVX_VEC_FLOAT_MODE_P): Likewise.
4873 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4874 (ASM_OUTPUT_OPCODE): Likewise.
4875 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4877 (SSE_REG_MODE_P): Allow 256bit vector modes.
4878 (ix86_args): Add a warn_avx field.
4880 * config/i386/i386.md (UNSPEC_PCMP): New.
4881 (UNSPEC_VPERMIL): Likewise.
4882 (UNSPEC_VPERMIL2): Likewise.
4883 (UNSPEC_VPERMIL2F128): Likewise.
4884 (UNSPEC_MASKLOAD): Likewise.
4885 (UNSPEC_MASKSTORE): Likewise.
4886 (UNSPEC_CAST): Likewise.
4887 (UNSPEC_VTESTP): Likewise.
4888 (UNSPECV_VZEROALL): Likewise.
4889 (UNSPECV_VZEROUPPER): Likewise.
4890 (XMM0_REG): Likewise.
4891 (XMM1_REG): Likewise.
4892 (XMM2_REG): Likewise.
4893 (XMM3_REG): Likewise.
4894 (XMM4_REG): Likewise.
4895 (XMM5_REG): Likewise.
4896 (XMM6_REG): Likewise.
4897 (XMM8_REG): Likewise.
4898 (XMM9_REG): Likewise.
4899 (XMM10_REG): Likewise.
4900 (XMM11_REG): Likewise.
4901 (XMM12_REG): Likewise.
4902 (XMM13_REG): Likewise.
4903 (XMM14_REG): Likewise.
4904 (XMM15_REG): Likewise.
4906 (prefix_vex_imm8): Likewise.
4907 (prefix_vex_w): Likewise.
4908 (length_vex): Likewise.
4911 (*avx_ashlti3): Likewise.
4912 (*avx_lshrti3): Likewise.
4913 (*avx_setcc<mode>): Likewise.
4914 (*fop_<mode>_comm_mixed_avx): Likewise.
4915 (*fop_<mode>_comm_avx): Likewise.
4916 (*fop_<mode>_1_mixed_avx): Likewise.
4917 (*fop_<mode>_1_avx): Likewise.
4918 (*avx_<code><mode>3): Likewise.
4919 (*avx_ieee_smin<mode>3): Likewise.
4920 (*avx_ieee_smax<mode>3): Likewise.
4921 (mode): Add OI, V8SF and V4DF.
4922 (length): Support VEX prefix.
4923 (*cmpfp_i_mixed): Set prefix attribute.
4924 (*cmpfp_i_sse): Likewise.
4925 (*cmpfp_iu_mixed): Likewise.
4926 (*cmpfp_iu_sse): Likewise.
4927 (*movsi_1): Support AVX.
4928 (*movdi_2): Likewise.
4929 (*movdi_1_rex64): Likewise.
4930 (*movti_internal): Likewise.
4931 (*movti_rex64): Likewise.
4932 (*movsf_1): Likewise.
4933 (*movdf_nointeger): Likewise.
4934 (*movdf_integer_rex64): Likewise.
4935 (*movtf_internal): Likewise.
4936 (zero_extendsidi2_32): Likewise.
4937 (zero_extendsidi2_rex64): Likewise.
4938 (*extendsfdf2_mixed): Likewise.
4939 (*extendsfdf2_sse): Likewise.
4940 (*truncdfsf_fast_mixed): Likewise.
4941 (*truncdfsf_fast_sse): Likewise.
4942 (*truncdfsf_mixed): Likewise.
4943 (fix_trunc<mode>di_sse): Likewise.
4944 (fix_trunc<mode>si_sse): Likewise.
4945 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4946 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4947 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4948 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4949 (*rcpsf2_sse): Likewise.
4950 (*rsqrtsf2_sse): Likewise.
4951 (*sqrt<mode>2_sse): Likewise.
4952 (sse4_1_round<mode>2): Likewise.
4953 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4954 Support AVX. Set length attribute properly for AVX.
4956 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4957 (VECTOR_MODES (FLOAT, 32)): Likewise.
4958 (VECTOR_MODE (INT, DI, 8)): Likewise.
4959 (VECTOR_MODE (INT, HI, 32)): Likewise.
4960 (VECTOR_MODE (INT, QI, 64)): Likewise.
4961 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4962 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4963 (VECTOR_MODE (INT, DI, 4)): Removed.
4964 (VECTOR_MODE (INT, SI, 8)): Likewise.
4965 (VECTOR_MODE (INT, HI, 16)): Likewise.
4966 (VECTOR_MODE (INT, QI, 32)): Likewise.
4967 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4968 (INT_MODE (OI, 32)): Likewise.
4970 * config/i386/i386.opt (mavx): New.
4973 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4975 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4976 (*mov<mode>_internal_avx): New.
4977 (*movv2sf_internal_rex64_avx): Likewise.
4978 (*movv2sf_internal_avx): Likewise.
4980 * config/i386/predicates.md (const_4_to_5_operand): New.
4981 (const_6_to_7_operand): Likewise.
4982 (const_8_to_11_operand): Likewise.
4983 (const_12_to_15_operand): Likewise.
4984 (avx_comparison_float_operator): Likewise.
4986 * config/i386/sse.md (AVX256MODEI): New.
4987 (AVX256MODE): Likewise.
4988 (AVXMODEQI): Likewise.
4989 (AVXMODE): Likewise.
4990 (AVX256MODEF2P): Likewise.
4991 (AVX256MODE2P): Likewise.
4992 (AVX256MODE4P): Likewise.
4993 (AVX256MODE8P): Likewise.
4994 (AVXMODEF2P): Likewise.
4995 (AVXMODEF4P): Likewise.
4996 (AVXMODEDCVTDQ2PS): Likewise.
4997 (AVXMODEDCVTPS2DQ): Likewise.
4998 (avxvecmode): Likewise.
4999 (avxvecpsmode): Likewise.
5000 (avxhalfvecmode): Likewise.
5001 (avxscalarmode): Likewise.
5002 (avxcvtvecmode): Likewise.
5003 (avxpermvecmode): Likewise.
5004 (avxmodesuffixf2c): Likewise.
5005 (avxmodesuffixp): Likewise.
5006 (avxmodesuffixs): Likewise.
5007 (avxmodesuffix): Likewise.
5008 (vpermilbits): Likewise.
5009 (pinsrbits): Likewise.
5010 (mov<mode>): Likewise.
5011 (*mov<mode>_internal): Likewise.
5012 (push<mode>1): Likewise.
5013 (movmisalign<mode>): Likewise.
5014 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5015 (avx_movdqu<avxmodesuffix>): Likewise.
5016 (avx_lddqu<avxmodesuffix>): Likewise.
5017 (<plusminus_insn><mode>3): Likewise.
5018 (*avx_<plusminus_insn><mode>3): Likewise.
5019 (*avx_vm<plusminus_insn><mode>3): Likewise.
5020 (mul<mode>3): Likewise.
5021 (*avx_mul<mode>3): Likewise.
5022 (*avx_vmmul<mode>3): Likewise.
5023 (divv8sf3): Likewise.
5024 (divv4df3): Likewise.
5025 (avx_div<mode>3): Likewise.
5026 (*avx_div<mode>3): Likewise.
5027 (*avx_vmdiv<mode>3): Likewise.
5028 (avx_rcpv8sf2): Likewise.
5029 (*avx_vmrcpv4sf2): Likewise.
5030 (sqrtv8sf2): Likewise.
5031 (avx_sqrtv8sf2): Likewise.
5032 (*avx_vmsqrt<mode>2): Likewise.
5033 (rsqrtv8sf2): Likewise.
5034 (avx_rsqrtv8sf2): Likewise.
5035 (*avx_vmrsqrtv4sf2): Likewise.
5036 (<code><mode>3): Likewise.
5037 (*avx_<code><mode>3_finite): Likewise.
5038 (*avx_<code><mode>3): Likewise.
5039 (*avx_vm<code><mode>3): Likewise.
5040 (*avx_ieee_smin<mode>3): Likewise.
5041 (*avx_ieee_smax<mode>3): Likewise.
5042 (avx_addsubv8sf3): Likewise.
5043 (avx_addsubv4df3): Likewise.
5044 (*avx_addsubv4sf3): Likewise.
5045 (*avx_addsubv2df3): Likewise.
5046 (avx_h<plusminus_insn>v4df3): Likewise.
5047 (avx_h<plusminus_insn>v8sf3): Likewise.
5048 (*avx_h<plusminus_insn>v4sf3): Likewise.
5049 (*avx_h<plusminus_insn>v2df3): Likewise.
5050 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5051 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5052 (*avx_maskcmp<mode>3): Likewise.
5053 (avx_nand<mode>3): Likewise.
5054 (*avx_<code><mode>3): Likewise.
5055 (*avx_nand<mode>3): Likewise.
5056 (*avx_<code><mode>3): Likewise.
5057 (*avx_cvtsi2ss): Likewise.
5058 (*avx_cvtsi2ssq): Likewise.
5059 (*avx_cvtsi2sd): Likewise.
5060 (*avx_cvtsi2sdq): Likewise.
5061 (*avx_cvtsd2ss): Likewise.
5062 (avx_cvtss2sd): Likewise.
5063 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5064 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5065 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5066 (*avx_cvtsi2sd): Likewise.
5067 (*avx_cvtsi2sdq): Likewise.
5068 (avx_cvtdq2pd256): Likewise.
5069 (avx_cvtpd2dq256): Likewise.
5070 (avx_cvttpd2dq256): Likewise.
5071 (*avx_cvtsd2ss): Likewise.
5072 (*avx_cvtss2sd): Likewise.
5073 (avx_cvtpd2ps256): Likewise.
5074 (avx_cvtps2pd256): Likewise.
5075 (*avx_movhlps): Likewise.
5076 (*avx_movlhps): Likewise.
5077 (avx_unpckhps256): Likewise.
5078 (*avx_unpckhps): Likewise.
5079 (avx_unpcklps256): Likewise.
5080 (*avx_unpcklps): Likewise.
5081 (avx_movshdup256): Likewise.
5082 (avx_movsldup256): Likewise.
5083 (avx_shufps256): Likewise.
5084 (avx_shufps256_1): Likewise.
5085 (*avx_shufps_<mode>): Likewise.
5086 (*avx_loadhps): Likewise.
5087 (*avx_storelps): Likewise.
5088 (*avx_loadlps): Likewise.
5089 (*avx_movss): Likewise.
5090 (*vec_dupv4sf_avx): Likewise.
5091 (*vec_concatv2sf_avx): Likewise.
5092 (*vec_concatv4sf_avx): Likewise.
5093 (*vec_setv4sf_0_avx): Likewise.
5094 (*vec_setv4sf_avx): Likewise.
5095 (*avx_insertps): Likewise.
5096 (avx_vextractf128<mode>): Likewise.
5097 (vec_extract_lo_<mode>): Likewise.
5098 (vec_extract_hi_<mode>): Likewise.
5099 (vec_extract_lo_<mode>): Likewise.
5100 (vec_extract_hi_<mode>): Likewise.
5101 (vec_extract_lo_v16hi): Likewise.
5102 (vec_extract_hi_v16hi): Likewise.
5103 (vec_extract_lo_v32qi): Likewise.
5104 (vec_extract_hi_v32qi): Likewise.
5105 (avx_unpckhpd256): Likewise.
5106 (*avx_unpckhpd): Likewise.
5107 (avx_movddup256): Likewise.
5108 (*avx_movddup): Likewise.
5109 (avx_unpcklpd256): Likewise.
5110 (*avx_unpcklpd): Likewise.
5111 (avx_shufpd256): Likewise.
5112 (avx_shufpd256_1): Likewise.
5113 (*avx_punpckhqdq): Likewise.
5114 (*avx_punpcklqdq): Likewise.
5115 (*avx_shufpd_<mode>): Likewise.
5116 (*avx_storehpd): Likewise.
5117 (*avx_loadhpd): Likewise.
5118 (*avx_loadlpd): Likewise.
5119 (*avx_movsd): Likewise.
5120 (*vec_concatv2df_avx): Likewise.
5121 (*avx_<plusminus_insn><mode>3): Likewise.
5122 (*avx_<plusminus_insn><mode>3): Likewise.
5123 (*avx_mulv8hi3): Likewise.
5124 (*avxv8hi3_highpart): Likewise.
5125 (*avx_umulv8hi3_highpart): Likewise.
5126 (*avx_umulv2siv2di3): Likewise.
5127 (*avx_mulv2siv2di3): Likewise.
5128 (*avx_pmaddwd): Likewise.
5129 (*avx_mulv4si3): Likewise.
5130 (*avx_ashr<mode>3): Likewise.
5131 (*avx_lshr<mode>3): Likewise.
5132 (*avx_ashl<mode>3): Likewise.
5133 (*avx_<code><mode>3): Likewise.
5134 (*avx_eq<mode>3): Likewise.
5135 (*avx_gt<mode>3): Likewise.
5136 (*avx_nand<mode>3): Likewise.
5137 (*avx_nand<mode>3): Likewise.
5138 (*avx_<code><mode>3): Likewise.
5139 (*avx_<code><mode>3): Likewise.
5140 (*avx_packsswb): Likewise.
5141 (*avx_packssdw): Likewise.
5142 (*avx_packuswb): Likewise.
5143 (*avx_punpckhbw): Likewise.
5144 (*avx_punpcklbw): Likewise.
5145 (*avx_punpckhwd): Likewise.
5146 (*avx_punpcklwd): Likewise.
5147 (*avx_punpckhdq): Likewise.
5148 (*avx_punpckldq): Likewise.
5149 (*avx_pinsr<avxmodesuffixs>): Likewise.
5150 (*avx_pinsrq): Likewise.
5151 (*avx_loadld): Likewise.
5152 (*vec_extractv2di_1_rex64_avx): Likewise.
5153 (*vec_extractv2di_1_avx): Likewise.
5154 (*vec_dupv2di_avx): Likewise.
5155 (*vec_concatv2si_avx): Likewise.
5156 (*vec_concatv4si_1_avx): Likewise.
5157 (*vec_concatv2di_avx): Likewise.
5158 (*vec_concatv2di_rex64_avx): Likewise.
5159 (*avx_uavgv16qi3): Likewise.
5160 (*avx_uavgv8hi3): Likewise.
5161 (*avx_psadbw): Likewise.
5162 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5163 (*avx_phaddwv8hi3): Likewise.
5164 (*avx_phadddv4si3): Likewise.
5165 (*avx_phaddswv8hi3): Likewise.
5166 (*avx_phsubwv8hi3): Likewise.
5167 (*avx_phsubdv4si3): Likewise.
5168 (*avx_phsubswv8hi3): Likewise.
5169 (*avx_pmaddubsw128): Likewise.
5170 (*avx_pmulhrswv8hi3): Likewise.
5171 (*avx_pshufbv16qi3): Likewise.
5172 (*avx_psign<mode>3): Likewise.
5173 (*avx_palignrti): Likewise.
5174 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5175 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5176 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5177 (*avx_mpsadbw): Likewise.
5178 (*avx_packusdw): Likewise.
5179 (*avx_pblendvb): Likewise.
5180 (*avx_pblendw): Likewise.
5181 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5182 (avx_ptest256): Likewise.
5183 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5184 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5185 (*avx_aesenc): Likewise.
5186 (*avx_aesenclast): Likewise.
5187 (*avx_aesdec): Likewise.
5188 (*avx_aesdeclast): Likewise.
5189 (avx_vzeroupper): Likewise.
5190 (avx_vzeroupper_rex64): Likewise.
5191 (avx_vpermil<mode>): Likewise.
5192 (avx_vpermilvar<mode>3): Likewise.
5193 (avx_vpermil2<mode>3): Likewise.
5194 (avx_vperm2f128<mode>3): Likewise.
5195 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5196 (avx_vbroadcastss256): Likewise.
5197 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5198 (avx_vinsertf128<mode>): Likewise.
5199 (vec_set_lo_<mode>): Likewise.
5200 (vec_set_hi_<mode>): Likewise.
5201 (vec_set_lo_<mode>): Likewise.
5202 (vec_set_hi_<mode>): Likewise.
5203 (vec_set_lo_v16hi): Likewise.
5204 (vec_set_hi_v16hi): Likewise.
5205 (vec_set_lo_v32qi): Likewise.
5206 (vec_set_hi_v32qi): Likewise.
5207 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5208 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5209 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5210 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5211 (vec_init<mode>): Likewise.
5212 (*vec_concat<mode>_avx): Likewise.
5213 (blendbits): Support V8SF and V4DF.
5214 (sse2_movq128): Support AVX.
5215 (<sse>_movnt<mode>): Likewise.
5216 (sse2_movntv2di): Likewise.
5217 (sse_rcpv4sf2): Likewise.
5218 (sse_sqrtv4sf2): Likewise.
5219 (sse_rsqrtv4sf2): Likewise.
5220 (<sse>_comi): Likewise.
5221 (<sse>_ucomi): Likewise.
5222 (sse_cvtss2si): Likewise.
5223 (sse_cvtss2si_2): Likewise.
5224 (sse_cvtss2siq): Likewise.
5225 (sse_cvtss2siq_2): Likewise.
5226 (sse_cvttss2si): Likewise.
5227 (sse_cvttss2siq): Likewise.
5228 (sse2_cvtsd2si): Likewise.
5229 (sse2_cvtsd2si_2): Likewise.
5230 (sse2_cvtsd2siq): Likewise.
5231 (sse2_cvtsd2siq_2): Likewise.
5232 (sse2_cvttsd2si): Likewise.
5233 (sse2_cvttsd2siq): Likewise.
5234 (sse2_cvtdq2pd): Likewise.
5235 (*sse2_cvtpd2dq): Likewise.
5236 (*sse2_cvttpd2dq): Likewise.
5237 (*sse2_cvtpd2ps): Likewise.
5238 (sse2_cvtps2pd): Likewise.
5239 (sse3_movshdup): Likewise.
5240 (sse3_movsldup): Likewise.
5241 (sse_storehps): Likewise.
5242 (*sse4_1_extractps): Likewise.
5243 (sse2_storelpd): Likewise.
5244 (vec_dupv2df_sse3): Likewise.
5245 (*vec_concatv2df_sse3): Likewise.
5246 (*sse4_1_pextrb): Likewise.
5247 (*sse4_1_pextrb_memory): Likewise.
5248 (*sse2_pextrw): Likewise.
5249 (*sse4_1_pextrw_memory): Likewise.
5250 (*sse4_1_pextrd): Likewise.
5251 (*sse4_1_pextrq): Likewise.
5252 (sse2_pshufd_1): Likewise.
5253 (sse2_pshuflw_1): Likewise.
5254 (sse2_pshufhw_1): Likewise.
5255 (*sse2_storeq_rex64): Likewise.
5256 (*vec_dupv4si): Likewise.
5257 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5258 (sse2_pmovmskb): Likewise.
5259 (*sse2_maskmovdqu): Likewise.
5260 (*sse2_maskmovdqu_rex64): Likewise.
5261 (sse_ldmxcsr): Likewise.
5262 (sse_stmxcsr): Likewise.
5263 (abs<mode>2): Likewise.
5264 (sse4_1_movntdqa): Likewise.
5265 (sse4_1_phminposuw): Likewise.
5266 (sse4_1_extendv8qiv8hi2): Likewise.
5267 (*sse4_1_extendv8qiv8hi2): Likewise.
5268 (sse4_1_extendv4qiv4si2): Likewise.
5269 (*sse4_1_extendv4qiv4si2): Likewise.
5270 (sse4_1_extendv2qiv2di2): Likewise.
5271 (*sse4_1_extendv2qiv2di2): Likewise.
5272 (sse4_1_extendv4hiv4si2): Likewise.
5273 (*sse4_1_extendv4hiv4si2): Likewise.
5274 (sse4_1_extendv2hiv2di2): Likewise.
5275 (*sse4_1_extendv2hiv2di2): Likewise.
5276 (sse4_1_extendv2siv2di2): Likewise.
5277 (*sse4_1_extendv2siv2di2): Likewise.
5278 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5279 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5280 (sse4_1_zero_extendv4qiv4si2): Likewise.
5281 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5282 (sse4_1_zero_extendv2qiv2di2): Likewise.
5283 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5284 (sse4_1_zero_extendv4hiv4si2): Likewise.
5285 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5286 (sse4_1_zero_extendv2hiv2di2): Likewise.
5287 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5288 (sse4_1_zero_extendv2siv2di2): Likewise.
5289 (*sse4_1_zero_extendv2siv2di2): Likewise.
5290 (sse4_1_ptest): Likewise.
5291 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5292 (sse4_2_pcmpestri): Likewise.
5293 (sse4_2_pcmpestrm): Likewise.
5294 (sse4_2_pcmpistri): Likewise.
5295 (sse4_2_pcmpistrm): Likewise.
5297 (aeskeygenassist): Likewise.
5299 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5301 * config/i386/predicates.md (vzeroall_operation): New.
5303 * config/i386/sse.md (avx_vzeroall): New.
5304 (*avx_vzeroall): Likewise.
5306 2008-08-28 Paul Brook <paul@codesourcery.com>
5307 Mark Shinwell <shinwell@codesourcery.com>
5308 Richard Earnshaw <richard.earnshaw@arm.com>
5310 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5311 (TARGET_MIN_ANCHOR_OFFSET): New.
5312 (arm_override_options): Set correct anchor ranges for Thumb-1
5313 and Thumb-2 if required.
5314 (legitimize_pic_address): Handle case involving a TLS symbol
5315 reference with an addend.
5316 (arm_optimization_options): Enable section anchors at -O1 and
5318 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5319 * config/arm/arm-protos.h (arm_optimization_options): New.
5321 2008-08-28 Nick Clifton <nickc@redhat.com>
5323 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5324 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5327 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5328 * config/v850/v850.md (return): Remove frame size restriction.
5330 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5332 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5334 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5336 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5338 2008-08-28 Paul Brook <paul@codesourcery.com>
5340 * config/arm/vfp11.md: Update license notice.
5341 * config/arm/cortex-r4.md: Ditto.
5343 2008-08-28 Richard Guenther <rguenther@suse.de>
5345 PR tree-optimization/37207
5346 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5349 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5352 * tree.c (int_fits_type_p): Don't forget unsigned integers
5353 of type sizetype which higher end word equals -1.
5355 2008-08-28 Ira Rosen <irar@il.ibm.com>
5357 * target.h (struct vectorize): Add new target builtin.
5358 * tree-vectorizer.c (destroy_loop_vec_info): Call
5359 vect_free_slp_instance instead of vect_free_slp_node.
5360 * tree-vectorizer.h (enum slp_load_perm_type): New.
5361 (struct _slp_instance): Add new fields.
5362 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5363 (SLP_INSTANCE_LOADS): New.
5364 (vect_free_slp_tree): Remove.
5365 (vect_free_slp_instance): Declare.
5366 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5367 (vectorizable_load): Add argument.
5368 (vect_transform_slp_perm_load): New.
5369 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5371 (vect_get_place_in_interleaving_chain): New function.
5372 (vect_free_slp_tree): Make static.
5373 (vect_free_slp_instance): New function.
5374 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5375 collect the load location in the interleaving chain.
5376 (vect_supported_slp_permutation_p): New function.
5377 (vect_supported_load_permutation_p): Likewise.
5378 (vect_analyze_slp_instance): In case of loads permutation, call
5379 vect_supported_load_permutation_p to check that the permutation is
5381 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5382 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5383 (vect_create_mask_and_perm): New function.
5384 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5385 (vectorizable_load): Add an argument. Don't keep the created vectors
5386 statements in the node if permutation is required. Call
5387 vect_transform_slp_perm_load to generate the permutation.
5388 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5389 additional argument.
5390 (vect_schedule_slp_instance): In case of loads permutation, allocate
5391 vectorized statements structure for all the related SLP nodes. Call
5392 vect_transform_stmt with addditional argument.
5393 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5394 * config/spu/spu.c (spu_builtin_vec_perm): New.
5395 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5396 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5397 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5398 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5400 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5402 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5403 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5404 __gthread_cond_signal, __gthread_cond_timedwait,
5405 __gthread_cond_timedwait_recursive): New functions.
5406 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5408 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5411 2008-08-28 Richard Guenther <rguenther@suse.de>
5414 * fold-const.c (maybe_canonicalize_comparison_1): Require
5415 undefined overflow only for canonicalizing A +- CST cmp CST.
5416 Make sure to not generate new constants that are not inside
5417 their TYPE_MIN/MAX_VALUE range.
5418 (maybe_canonicalize_comparison): Remove undefined overflow
5420 (fold_binary): Remove now duplicate folding.
5422 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5424 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5425 use not updated in the last change.
5427 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5429 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5430 (IRA_COVER_CLASSES): Add FPUL_REGS.
5432 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5435 * c-common.c (conversion_warning): Check for null operands.
5437 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5440 * c-decl.c (check_for_loop_decls): Improve error message. Give
5443 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5446 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5447 (convert_for_assignment): Pass corrent OPT_W* parameter to
5448 WARN_FOR_ASSIGNMENT.
5450 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5453 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5455 2008-08-27 Paul Brook <paul@codesourcery.com>
5457 * config.gcc: Loosen checks for arm uclinux eabi targets.
5459 2008-08-27 Paul Brook <paul@codesourcery.com>
5461 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5463 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5465 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5467 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5468 the enumerators of an ENUMERAL_TYPE.
5469 * dbxout.c (dbxout_type): Ditto.
5471 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5474 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5475 (fwprop_addr): Check that the loop_father is not the outer loop.
5477 2008-08-26 Paul Brook <paul@codesourcery.com>
5479 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5480 Remove documentation entry for fmul type.
5481 Use fmuls to annotate single-precision multiplication patterns,
5482 fmuld to annotate double-precision multiplication patterns,
5483 fmacs to annotate single-precision multiply-accumulate patterns
5484 and fmacd to annotate double-precision multiply-accumulate patterns.
5485 * config/arm/vfp11.md: Update reservations accordingly.
5486 * config/arm/arm.md: Note that certain values of the "type"
5487 attribute are documented in vfp.md.
5488 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5489 (v10_cvt): Use new fmul types.
5491 2008-08-26 Paul Brook <paul@codesourcery.com>
5493 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5494 * config/arm/vfp11.md: ...here. New.
5495 * config/arm/arm.md: Include vfp11.md.
5497 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5499 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5500 parameter to inform call.
5502 2008-08-26 Jeff Law <law@redhat.com>
5504 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5505 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5506 preferred class when copying a constant into a partial word register.
5508 2008-08-26 Ben Elliston <bje@au.ibm.com>
5510 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5511 * cp/typeck.c: Likewise.
5512 * cp/tree.c: Likewise.
5513 * gimple-low.c: Likewise.
5516 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5518 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5519 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5521 * doc/passes.texi: Describe IRA.
5523 * doc/tm.texi (IRA_COVER_CLASSES,
5524 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5526 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5527 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5528 -fira-propagate-cost, -fno-ira-share-save-slots,
5529 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5531 * flags.h (ira_algorithm): New enumeration.
5532 (flag_ira_algorithm, flag_ira_verbose): New external variable
5535 * postreload.c (gate_handle_postreload): Don't do post reload
5536 optimizations unless the reload is completed.
5538 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5541 * tree-pass.h (pass_ira): New external variable declaration.
5543 * reload.h: Add 2008 to the Copyright.
5545 * cfgloopanal.c: Include params.h.
5546 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5549 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5551 * toplev.c (ira.h): New include.
5552 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5553 (backend_init_target): Call ira_init.
5554 (backend_init): Call ira_init_once.
5555 (finalize): Call finish_ira_once.
5557 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5558 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5561 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5562 may_move_out_cost): New external variable declarations.
5563 (move_table): New typedef.
5565 * caller-save.c: Include headers output.h and ira.h.
5566 (no_caller_save_reg_set): New global variable.
5567 (save_slots_num, save_slots): New variables.
5568 (reg_save_code, reg_restore_code, add_stored_regs): Add
5570 (init_caller_save): Set up no_caller_save_reg_set.
5571 (init_save_areas): Reset save_slots_num.
5572 (saved_hard_reg): New structure.
5573 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5574 (initiate_saved_hard_regs, new_saved_hard_reg,
5575 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5577 (setup_save_areas): Add code for sharing stack slots.
5578 (all_blocks): New variable.
5579 (save_call_clobbered_regs): Process pseudo-register too.
5580 (mark_set_regs): Process pseudo-register too.
5581 (insert_one_insn): Put the insn after bb note in a empty basic
5582 block. Add insn check.
5584 * global.c (eliminable_regset): Make it external.
5585 (mark_elimination): Use DF_LR_IN for IRA.
5586 (pseudo_for_reload_consideration_p): New.
5587 (build_insn_chain): Make it external. Don't ignore spilled
5588 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5589 (gate_handle_global_alloc): New function.
5590 (pass_global_alloc): Add the gate function.
5592 * opts.c (decode_options): Set up flag_ira. Print the warning for
5594 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5596 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5598 * regmove.c (regmove_optimize): Don't do replacement of output for
5601 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5602 New external variable declarations.
5604 * local-alloc.c (update_equiv_regs): Make it external. Return
5605 true if jump label rebuilding should be done. Rescan new_insn for
5607 (gate_handle_local_alloc): New function.
5608 (pass_local_alloc): Add the gate function.
5610 * alias.c (value_addr_p, stack_addr_p): New functions.
5611 (nonoverlapping_memrefs_p): Use them for IRA.
5613 * common.opt (fira, fira-algorithm, fira-coalesce,
5614 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5615 fira-verbose): New options.
5617 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5618 move_cost, may_move_in_cost, may_move_out_cost): Make the
5620 (move_table): Remove typedef.
5621 (init_move_cost): Make it external.
5622 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5625 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5626 setup_reg_classes): New function prototypes.
5627 (eliminable_regset): New external variable declaration.
5628 (build_insn_chain, update_equiv_regs): New function prototypes.
5630 * Makefile.in (IRA_INT_H): New definition.
5631 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5632 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5633 (reload1.o, toplev.o): Add dependence on ira.h.
5634 (cfgloopanal.o): Add PARAMS_H.
5635 (caller-save.o): Add dependence on output.h and ira.h.
5636 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5637 ira-emit.o, ira-lives.o): New entries.
5639 * passes.c (pass_ira): New pass.
5641 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5643 * reload1.c (ira.h): Include the header.
5644 (changed_allocation_pseudos): New bitmap.
5645 (init_reload): Initiate the bitmap.
5646 (compute_use_by_pseudos): Permits spilled registers in FROM.
5647 (temp_pseudo_reg_arr): New variable.
5648 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5649 IRA. Call alter_reg with the additional parameter. Don't clear
5650 spilled_pseudos for IRA. Restore original insn chain for IRA.
5651 Clear changed_allocation_pseudos at the end of reload.
5652 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5653 (hard_regno_to_pseudo_regno): New variable.
5654 (count_pseudo): Check spilled pseudos. Set up
5655 hard_regno_to_pseudo_regno.
5656 (count_spilled_pseudo): Check spilled pseudos. Update
5657 hard_regno_to_pseudo_regno.
5658 (find_reg): Use better_spill_reload_regno_p. Check
5659 hard_regno_to_pseudo_regno.
5660 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5662 (eliminate_regs_1): Use additional parameter for alter_reg.
5663 (finish_spills): Set up pseudo_previous_regs only for spilled
5664 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5665 more arguments. Don't clear live_throughout and dead_or_set for
5666 spilled pseudos. Use additional parameter for alter_reg. Call
5667 mark_allocation_change. Set up changed_allocation_pseudos.
5668 Remove sanity check.
5669 (emit_input_reload_insns, delete_output_reload): Use additional
5670 parameter for alter_reg. Call mark_allocation_change.
5671 (substitute, gen_reload_chain_without_interm_reg_p): New
5673 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5675 * testsuite/gcc.dg/20080410-1.c: New file.
5677 * config/s390/s390.h (IRA_COVER_CLASSES,
5678 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5680 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5682 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5684 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5686 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5688 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5690 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5692 2008-08-24 Jeff Law <law@redhat.com>
5693 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5694 when ignoring unavailable registers.
5696 2008-08-24 Jeff Law <law@redhat.com>
5697 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5698 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5699 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5700 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5702 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5703 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5705 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5706 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5707 * reload1.c (find_reg): Process registers in register allocation order.
5709 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5710 * toplev.c (backend_init_target): Move ira_init call from
5712 (lang_dependent_init_target): ...to here.
5714 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5715 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5716 calculate memory move costs for NO_REGS.
5718 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5719 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5720 STACK_REGS is defined.
5722 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5723 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5725 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5726 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5728 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5729 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5730 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5733 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5734 Dorit Nuzman <dorit@il.ibm.com>
5736 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5737 vec_extract_evenv4sf, vec_extract_evenv8hi,
5738 vec_extract_evenv16qi, vec_extract_oddv4si,
5739 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5740 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5741 vec_interleave_highv4si, vec_interleave_lowv4si,
5742 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5743 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5744 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5746 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5749 * config/rs6000/rs6000.c (optimization_options): Don't default to
5750 section anchors without toplevel reorder.
5752 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5754 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5755 (mfc_end_critical_section): Likewise.
5757 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5759 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5760 all type qualifiers from element type to vector type.
5762 2008-08-25 David Daney <ddaney@avtrex.com>
5764 * config/mips/mips.md (immediate_insn): Move up in file, fix
5765 comment typo, reformat.
5766 (fetchop_bit, atomic_hiqi_op memory_barrier,
5767 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5768 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5769 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5770 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5771 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5772 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5773 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5774 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5775 sync_old_nand<mode>, sync_new_nand<mode>,
5776 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5777 test_and_set_12): Moved to sync.md.
5779 * config/mips/sync.md: New file.
5781 2008-08-25 Richard Henderson <rth@redhat.com>
5783 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5784 (regsave): Likewise.
5785 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5786 (output_cfi_directive): Likewise.
5787 (div_data_align): New.
5788 (output_cfi): Use it.
5790 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5792 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5793 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5794 (TARGET_OCTEON): New macro.
5795 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5796 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5797 (ISA_HAS_POP): New macro.
5798 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5800 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5802 * config/mips/mips.md (cpu): Add octeon.
5803 (type): Add pop attribute value.
5804 (popcount<mode>2): New pattern.
5805 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5807 2008-08-24 Jan Hubicka <jh@suse.cz>
5809 * doc/invoke.texi (-fipa-cp-clone): New option.
5810 (-fipa-cp): Update docs.
5811 (--param ipcp-unit-growth):New.
5812 * ipa-cp.c: Include fibheap.h, params.h
5813 (ipcp_initialize_node_lattices): When not cloning, all externally
5814 visible functions are bottom.
5815 (ipcp_need_redirect_p): Accept clones.
5816 (ipcp_insert_stage): Use cost driven heuristics.
5817 (max_count, dead_nodes): New static vars.
5818 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5819 ipcp_const_param_count): New functions.
5820 * common.opt (ipa-cp-clone): New command line option.
5821 * params.def (ipcp-unit-growth): New.
5823 2008-08-24 Jan Hubicka <jh@suse.cz>
5825 * tree-inline.c (tree_function_versioning): Look harder
5826 for referenced vars.
5828 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5830 PR tree-optimization/37185
5831 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5833 2008-08-23 Jan Hubicka <jh@suse.cz>
5835 * ipa-cp.c (ipcp_analyze_node): New function.
5836 (ipcp_update_cloned_node): Use it.
5837 (ipcp_init_stage): Likewise.
5838 * ipa-inline.c (function_insertion_hook_holder): New static var.
5839 (analyze_function): Break out from ....
5840 (inline_generate_summary): Here; register insertion hook.
5841 (cgraph_decide_inlining): Remove hook.
5842 (add_new_function): New function.
5844 2008-08-23 Jan Hubicka <jh@suse.cz>
5846 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5848 2008-08-23 Jan Hubicka <jh@suse.cz>
5850 * ipa-cp.c (constant_val_insert): Remove.
5851 (ipcp_propagate_one_const): Remove.
5852 (ipcp_create_replace_map): Always insert replacements to the map.
5853 (ipcp_insert_stage): Do not try to insert statements by hand.
5854 * tree-inline.c (insert_init_stmt): Break out from ...
5855 (setup_one_parameter): ... here; allow NULL BB pointer.
5856 (tree_function_versioning): Use setup_one_parameter to process
5859 2008-08-23 Jan Hubicka <jh@suse.cz>
5861 * tree.c (decl_address_ip_invariant_p): New function.
5862 * tree.h (decl_address_ip_invariant_p): Declare.
5863 * gimple.c (strip_invariant_refs): Break out from ...
5864 (is_gimple_invariant_address): ... here
5865 (is_gimple_ip_invariant_address): New function.
5866 (is_gimple_ip_invariant): New function.
5867 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5870 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5871 (ipcp_lat_is_insertable): All constants are insertable.
5872 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5873 IPA_CONST_VALUE_REF.
5874 (ipcp_initialize_node_lattices): Propagate all types of operands.
5875 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5876 (ipcp_create_replace_map): Reformat.
5877 (ipcp_need_redirect_p): Simplify.
5878 (ipcp_insert_stage): Check that argument is used before clonning.
5879 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5881 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5882 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5883 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5884 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5885 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5886 * tree-inline.c (tree_function_versioning): Add variables referenced
5889 2008-08-23 Jan Hubicka <jh@suse.cz>
5892 * i386.c (standard_80387_constant_p): Use optimize_size.
5894 2008-08-23 Ira Rosen <irar@il.ibm.com>
5896 PR tree-optimization/37161
5897 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5898 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5899 (vect_determine_vectorization_factor): Move the scalar type
5900 retrieval to vect_get_smallest_scalar_type.
5901 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5902 scalar type. Remove redundant computation.
5903 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5904 (vect_get_slp_defs): Take the type of RHS into account if
5905 necessary by calling vect_get_smallest_scalar_type. Call
5906 vect_get_constant_vectors with additional argument.
5908 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5911 * doc/invoke.texi (Wwrite-strings): Clarify description.
5913 2008-08-23 Ira Rosen <irar@il.ibm.com>
5915 PR tree-optimization/37174
5916 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5917 def stmt is a part of the loop before accessing its stmt_vec_info.
5919 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5922 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5923 (*swap): New insn pattern.
5924 (*ashlqi3): Rename from ashlqi3 insn pattern.
5925 (ashlqi3): New expanders.
5926 (*lshrqi3): Rename from lshrqi3 insn pattern.
5927 (lshrqi3): New expanders.
5928 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5929 lshrqi3_const5, lshrqi3_const6): New splitters.
5930 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5931 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5934 2008-08-22 Richard Guenther <rguenther@suse.de>
5936 PR tree-optimization/37078
5937 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5938 [+INF, +INF] ranges.
5940 2008-08-22 Richard Guenther <rguenther@suse.de>
5942 PR tree-optimization/37143
5943 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5944 a conversion statement instead of a copy.
5946 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5949 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5950 CCCmode, CCOmode and CCSmode destination modes.
5953 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5954 from different units in a single alternative.
5955 (*vec_extractv2sf_1): Ditto.
5956 (*vec_extractv2si_0): Ditto.
5957 (*vec_extractv2si_1): Ditto.
5958 * config/i386/sse.md (sse2_storehpd): Ditto.
5959 (sse2_storelpd): Ditto.
5960 (sse2_loadhpd): Ditto.
5961 (sse2_loadlpd): Ditto.
5964 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5965 (popcountsi2): Ditto.
5966 (clzdi2_abm): Ditto.
5967 (popcountdi2): Ditto.
5968 (clzhi2_abm): Ditto.
5969 (popcounthi2): Ditto.
5971 2008-08-22 Richard Guenther <rguenther@suse.de>
5975 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5976 if the multiplication does not overflow.
5978 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5980 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5982 2008-08-21 Richard Henderson <rth@redhat.com>
5984 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5985 spurrious comma from test.
5986 * configure: Rebuild.
5988 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5991 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5994 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5996 * c-tree.h (grokfield): New argument.
5997 * c-decl.c (grokfield): Handle new location argument.
5998 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6000 2008-08-21 Richard Guenther <rguenther@suse.de>
6002 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6004 2008-08-21 Jan Hubicka <jh@suse.cz>
6006 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6007 (cgraph_add_function_insertion_hook,
6008 cgraph_remove_function_insertion_hook,
6009 cgraph_call_function_insertion_hooks): New functions.
6010 * cgraph.h (cgraph_add_function_insertion_hook,
6011 cgraph_remove_function_insertion_hook,
6012 cgraph_call_function_insertion_hooks): Declare.
6013 * ipa-reference.c (function_insertion_hook_holder): New variable.
6014 (check_operand, look_for_address_of): When checking late, do not care
6015 about module bitmaps.
6016 (add_new_function): New function.
6017 (generate_summary): Register hooks; zero module bitmaps.
6018 (propagate): Unregister hooks.
6019 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6020 (add_new_function): New function.
6021 (generate_summary): Register hook.
6022 (propagate): Remove hook.
6024 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6026 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6027 * ipa-cp.c (ipcp_update_cloned_node): New function.
6028 (build_const_val): Handle functions correctly; bring type logic
6029 into sync with tree-inline.c
6030 (ipcp_init_stage): Take care of computing stuff needed by
6031 indirect inlining; update clones.
6032 (ipcp_generate_summary): Break out of ipcp_driver.
6033 (ipcp_driver): Do only execution and transformation.
6034 (pass_ipa_cp): Make IPA_PASS.
6035 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6037 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6038 ipcp, some info is already available.
6039 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6040 * tree-inline.c (remap_ssa_name): Unshare expression.
6042 2008-08-21 Richard Guenther <rguenther@suse.de>
6044 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6045 a PHI ask VN if it is already available.
6046 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6047 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6049 2008-08-21 Richard Guenther <rguenther@suse.de>
6052 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6053 makes sure to produce a result of the correct type.
6055 2008-08-21 Jan Hubicka <jh@suse.cz>
6056 Backport from LTO branch:
6058 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6059 Jan Hubicka <jh@suse.cz>
6062 (init_state, finish_state, set_function_state, generate_summary):
6064 (scan_stmt): Renamed from scan_function. Changed to keep state in
6065 local static vars rather than cgraph aux field.
6066 (propagate): Renamed from static_execute. Changed to keep state in
6067 local static vars rather than cgraph aux field.
6068 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6069 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6071 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6073 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6074 * ipa-reference.c (init_function_info, generate_summary,
6075 propagate): New functions.
6076 (analyze_function): Call init_function_info.
6077 (static_execute): Stripped into generate_summary and propagate.
6078 (pass_ipa_reference): Made into ipa_opt_pass.
6080 2008-08-21 Richard Guenther <rguenther@suse.de>
6082 PR tree-optimization/37181
6083 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6085 (extract_range_from_unary_expr): Likewise.
6087 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6089 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6091 * toplev.h (pedwarn_at): Likewise.
6092 * builtins.c: Update all calls to pedwarn.
6093 * c-lex.c: Likewise.
6094 * toplev.c: Likewise.
6095 * c-tree.h: Likewise.
6096 * c-decl.c: Likewise.
6097 * c-errors.c: Likewise.
6098 * c-typeck.c: Likewise.
6099 * c-common.c: Likewise.
6100 * c-parser.c: Likewise.
6102 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6105 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6106 with MODE_VECTOR_INT mode.
6108 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6111 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6112 initialized outside the current module.
6113 (warn_uninitialized_var): Ignore left-hand side when walking the
6114 trees. Ignore address expressions. Examine VUSE operands in gimple
6115 statements with a variable declaration on the right-hand side.
6117 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6120 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6122 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6125 * c-common.c (conversion_warning): Do not warn if applying bit-and
6126 operator to unsigned constant that fits in the target type.
6128 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6131 * c-common.c (conversion_warning): Do not warn for artificial
6134 2008-08-20 Richard Guenther <rguenther@suse.de>
6136 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6137 (extract_range_from_binary_expr): Fall back to constant propagation.
6138 (extract_range_from_unary_expr): Likewise.
6140 2008-08-20 Richard Guenther <rguenther@suse.de>
6142 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6143 with TREE_THIS_VOLATILE on shared nodes.
6144 (fold_stmt_r): Likewise.
6146 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6149 * c-parser.c (c_parser_attributes): For keywords use canonical
6150 spelling for attr_name.
6152 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6154 * value-prof.c (check_counter): Revert wrong call to error.
6156 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6158 * profile.c: Update calls to inform.
6159 * value-prof.c: Update calls to inform.
6161 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6163 * diagnostic.c (inform): Add an explicit location_t parameter.
6164 * toplev.h (inform): Update declaration.
6165 * builtins.c: Update all calls to inform.
6166 * c-common.c: Likewise.
6167 * c-decl.c: Likewise.
6168 * c-opts.c: Likewise.
6169 * c-pch.c: Likewise.
6170 * c-pragma.c: Likewise.
6171 * c-typeck.c: Likewise.
6172 * coverage.c: Likewise.
6174 * toplev.c: Likewise.
6175 * tree-cfg.c: Likewise.
6176 * tree-ssa.c: Likewise.
6178 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6181 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6182 V2DI mode, for SSE4.1, use movq instead of vector set if the
6183 second element is zero and inter-unit moves are OK.
6185 2008-08-20 Richard Guenther <rguenther@suse.de>
6187 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6188 properly handle conversion/copy chains after tuplification.
6190 2008-08-20 Richard Guenther <rguenther@suse.de>
6192 * passes.c (init_optimization_passes): Move the second
6193 forwprop pass before alias computation. Remove the second
6194 DCE pass. Remove the first dominator and phi copy/const
6197 2008-08-20 Nick Clifton <nickc@redhat.com>
6199 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6200 support of this feature. Do not assume that a sufficiently new
6201 assembler will support the feature regardless of the target type.
6202 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6203 * configure: Regenerate.
6205 2008-08-20 Richard Guenther <rguenther@suse.de>
6207 * tree-vrp.c (found_in_subgraph): Remove.
6208 (live): New global static.
6209 (live_on_edge): New function.
6210 (blocks_visited): Remove.
6211 (register_edge_assert_for_2): Use live_on_edge.
6212 (find_conditional_asserts): Remove code dealing with
6213 found_in_subgraph. Do not walk the CFG.
6214 (find_switch_asserts): Likewise.
6215 (find_assert_locations_1): Renamed from find_assert_locations.
6216 Move finding assert locations for conditional and switch
6217 statements first. Update live bitmap. Do not walk the CFG.
6218 (find_assert_locations): New function.
6219 (insert_range_assertions): Remove entry of CFG walk.
6220 Adjust call to find_assert_locations.
6221 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6222 that only can appear because of fake exit edges but assert we
6223 never try to insert on those.
6224 (fini_pre): Do not remove fake exit edges here...
6225 (execute_pre): ...but here, before committing edge inserts.
6227 2008-08-19 Richard Guenther <rguenther@suse.de>
6229 * passes.c (init_optimization_passes): Exchange store-ccp
6232 2008-08-19 Rafael EspÃndola <espindola@google.com>
6234 * varasm.c (weak_decls): Move earlier in the file.
6235 (assemble_external): Add weak decls to the weak_decls list.
6236 (declare_weak): Don't add decls to the weak_decls list.
6238 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6241 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6242 before (sse2_shufpd_<mode>).
6244 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6247 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6248 * tree.c (block_nonartificial_location): Likewise.
6250 2008-08-19 Richard Guenther <rguenther@suse.de>
6252 PR tree-optimization/35972
6253 PR tree-optimization/23094
6254 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6256 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6257 handle MISALIGNED_INDIRECT_REF.
6258 (get_ref_from_reference_ops): New helper.
6259 (vn_reference_lookup_pieces): Walk the use-def chain using the
6260 alias-oracle if requested.
6261 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6262 walking the use-def chain.
6263 (compute_avail): But not here.
6264 (create_component_ref_by_pieces_1): Properly handle
6265 MISALIGNED_INDIRECT_REF.
6266 (do_regular_insertion): Handle fully redundant
6267 expressions after PHI-translation also for SSA_NAME values, not
6268 only constants. Correctly use edoubleprime for that.
6270 2008-08-19 Ira Rosen <irar@il.ibm.com>
6272 * tree-vectorizer.c (supportable_widening_operation): Support
6273 multi-step conversion, return the number of steps in such conversion
6274 and the required intermediate types.
6275 (supportable_narrowing_operation): Likewise.
6276 * tree-vectorizer.h (vect_pow2): New function.
6277 (supportable_widening_operation): Change argument types.
6278 (supportable_narrowing_operation): Likewise.
6279 (vectorizable_type_promotion): Add an argument.
6280 (vectorizable_type_demotion): Likewise.
6281 * tree-vect-analyze.c (vect_analyze_operations): Call
6282 vectorizable_type_promotion and vectorizable_type_demotion with
6283 additional argument.
6284 (vect_get_and_check_slp_defs): Detect patterns.
6285 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6287 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6288 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6289 factor according to the smallest type in the loop.
6290 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6291 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6292 supportable_widening_operation with correct arguments.
6293 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6294 operands lists according to the number of vector statements in left
6295 or right node, if exists.
6296 (vect_gen_widened_results_half): Remove unused argument.
6297 (vectorizable_conversion): Call supportable_widening_operation,
6298 supportable_narrowing_operation, and vect_gen_widened_results_half
6299 with correct arguments.
6300 (vectorizable_assignment): Change documentation, support multiple
6302 (vectorizable_operation): Likewise.
6303 (vect_get_loop_based_defs): New function.
6304 (vect_create_vectorized_demotion_stmts): Likewise.
6305 (vectorizable_type_demotion): Support loop-aware SLP and general
6306 multi-step conversion. Call vect_get_loop_based_defs and
6307 vect_create_vectorized_demotion_stmts for transformation.
6308 (vect_create_vectorized_promotion_stmts): New function.
6309 (vectorizable_type_promotion): Support loop-aware SLP and general
6310 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6312 (vectorizable_store): Change documentation, support multiple
6314 (vectorizable_load): Likewise.
6315 (vect_transform_stmt): Pass SLP_NODE to
6316 vectorizable_type_promotion and vectorizable_type_demotion.
6317 (vect_schedule_slp_instance): Move here the calculation of number
6318 of vectorized statements for each node from...
6319 (vect_schedule_slp): ... here.
6320 (vect_transform_loop): Call vect_schedule_slp without the last
6323 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6326 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6327 to == in assert statement.
6328 (vectorizable_reduction): Fix typo.
6330 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6333 * value-prof.c (check_counter): Dereference pointer to overall
6334 count when printing it.
6336 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6338 * profile.h: Really add it.
6340 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6342 * mcf.c: Really add it.
6344 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6345 Vinodha Ramasamy <vinodha@google.com>
6347 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6349 * value-prof.c (check_counter): Fix the counter if
6350 flag_profile_correction is true.
6351 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6352 tree_mod_subtract_transform):
6353 Follow check_counter parameter change.
6354 * common.opt (fprofile-correction): New option.
6356 * profile.h: Likewise.
6357 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6358 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6359 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6361 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6362 flag_profile_correction is set.
6364 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6366 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6368 2008-08-18 Tomas Bily <tbily@suse.cz>
6370 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6371 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6373 * tree-data-ref.c (split_constant_offset_1): Likewise.
6374 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6375 * tree-sra.c (sra_walk_expr): Likewise.
6376 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6377 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6378 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6379 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6381 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6382 * tree-vect-transform.c (vectorizable_type_demotion)
6383 (vectorizable_type_promotion): Likewise.
6384 * tree-inline.c (expand_call_inline):
6385 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6386 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6387 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6388 * expr.c (expand_expr_real_1): Likewise.
6389 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6390 (gimple_assign_unary_useless_conversion_p): Likewise.
6391 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6392 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6393 * fold-const.c (fold_unary): Likewise.
6394 * tree.h (CONVERT_EXPR_P): Likewise.
6395 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6396 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6398 (register_edge_assert_for_2, extract_range_from_unary_expr)
6399 (register_edge_assert_for_1): Likewise.
6401 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6403 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6404 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6405 (enum real_value_const): Delete.
6406 (get_real_const): Delete.
6407 * real.c (get_real_const): Delete.
6408 (dconst_e_ptr): Define.
6409 (dconst_third_ptr): Define.
6410 (dconst_sqrt2_ptr): Define.
6411 * builtins.c: Update all callers.
6413 2008-08-18 Richard Guenther <rguenther@suse.de>
6415 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6416 statement iterator after statement removal.
6418 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6420 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6421 (detect_processor_freebsd): Likewise.
6422 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6424 2008-08-18 Richard Guenther <rguenther@suse.de>
6426 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6427 and loads have the correct types.
6429 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6432 * c-opts.c (cpp_opts): Remove static.
6433 * c-parser.c (cpp_opts): Declare it extern.
6434 (disable_extension_diagnostics): Handle cpp options.
6435 (enable_extension_diagnostics): Likewise.
6437 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6439 * diagnostics.c (permerror_at): Rename as permerror.
6440 (permerror): Delete.
6441 * toplev.h: Likewise.
6443 2008-08-18 Richard Guenther <rguenther@suse.de>
6445 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6446 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6447 Move call_cdce before build_alias. Move copyrename2,
6448 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6449 right after final inlining.
6450 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6451 (pass_build_cfg): But instead via TODO_dump_func.
6453 2008-08-18 Richard Guenther <rguenther@suse.de>
6455 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6457 (scalarize_init): If we failed to generate some initializers
6458 do not generate zeros for not instantiated members. Instead
6459 rely on the copy out.
6460 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6461 about missing flow-sensitive alias info only if we have
6464 2008-08-17 Nick Clifton <nickc@redhat.com>
6466 * doc/extend.texi (Function Attributes): Fix typo in description
6467 if hot function attribute.
6469 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6470 Richard Sandiford <rdsandiford@googlemail.com>
6472 * doc/install.texi (--with-mips-plt): Document.
6473 * doc/invoke.texi (-mplt, -mno-plt): Document.
6474 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6475 and handle ${with_mips_plt}.
6476 * config/mips/mips.opt (mplt): New option.
6477 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6478 (TARGET_ABICALLS_PIC2): Likewise.
6479 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6480 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6481 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6482 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6483 to decide whether to output ".option picX" directives.
6484 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6485 Pass -call_nonpic rather than -KPIC for -mplt.
6486 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6487 on the command line. Also remove it when -mabi=64 is used without
6489 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6490 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6491 TARGET_ABICALLS_PIC0.
6492 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6494 (mips16_build_function_stub): Only output ".option pic" directives
6495 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6496 (mips16_build_call_stub): Fix comment and remove redundant
6497 ".set at"/"set .noat" directives.
6498 (mips_function_rodata_section): Use the default behaviour for
6499 TARGET_ABSOLUTE_ABICALLS.
6500 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6501 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6502 (mips_restore_gp): Do nothing if the current function doesn't use
6504 (mips_expand_prologue): Only save $gp if the current function uses it.
6505 Use a normal move for TARGET_ABICALLS_PIC0.
6506 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6508 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6510 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6511 of function when handling GLOBAL_POINTER_REGNUM.
6513 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6516 * common.opt (-fstack-check): Do not declare the variable here.
6517 (-fstack-check=): New option variant.
6518 * doc/invoke.texi (Code Gen Options): Document it.
6519 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6520 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6521 (STACK_CHECK_STATIC_BUILTIN): New macro.
6522 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6523 * opts.c: Include expr.h.
6524 (common_handle_option) <OPT_fold_stack_check_>: New case.
6525 <OPT_fstack_check>: Likewise.
6526 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6527 consistently in the test for variable-sized types. Adjust for
6528 new behaviour of flag_stack_check.
6529 * explow.c: Include except.h.
6530 (allocate_dynamic_stack_space): Do not take into account
6531 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6532 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6533 for variable-sized parameters. Treat all parameters whose size is
6534 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6535 stack checking is enabled.
6536 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6537 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6538 if generic stack checking is enabled.
6539 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6540 * reload1.c (reload): Likewise.
6541 * stmt.c (expand_decl): Assert that all automatic variables have
6542 fixed size at this point and remove dead code.
6543 * flags.h (stack_check_type): New enumeration type.
6544 (flag_stack_check): Declare.
6545 * toplev.c (flag_stack_check): New global variable.
6546 * Makefile.in (opts.o): Add dependency on EXPR_H.
6547 (explow.o): Add dependency on except.h.
6549 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6551 * config/avr/avr.c (avr_override_options): Reduce value of
6552 PARAM_INLINE_CALL_COST.
6554 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6556 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6557 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6558 lieu of TYPE_MODE (type) throughout.
6560 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6562 * config/arm/arm.c (add_minipool_backward_ref): Check for
6563 8-byte-aligned entries in second case of forcing insertion after a
6564 particular entry. Change third case to avoid inserting
6565 non-8-byte-aligned entries before 8-byte-aligned ones.
6567 2008-08-15 Richard Guenther <rguenther@suse.de>
6569 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6570 strip components for unknown size accesses.
6572 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6574 * config/s390/2097.md New file.
6575 * config/s390/s390.md ("z10prop" attribute): Define none,
6576 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6577 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6578 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6579 possible values and apply them to insns as appropriate.
6580 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6581 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6582 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6583 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6584 ("bfp" mode attribute): Removed. Every occurence replaced
6586 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6587 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6590 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6593 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6596 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6598 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6599 additional argument. Support reduction when duplication is needed due
6600 to data-types of different sizes in the loop.
6601 (get_initial_def_for_induction): Fix printout.
6602 (vect_get_vec_def_for_stmt_copy): Support case where the
6603 vec_stmt_for_operand is a phi node.
6604 (vectorizable_reduction): Support reduction when duplication is needed
6605 due to data-types of different sizes in the loop.
6606 (vectorizable_call): Remove restriction to not vectorize in case we
6607 have data-types of different sizes in the loop.
6608 (vectorizable_conversion): Likewise.
6609 (vectorizable_operation): Likewise.
6610 (vectorizable_type_demotion): Likewise.
6611 (vectorizable_type_promotion): Likewise.
6612 (vectorizable_induction): Add restriction to not vectorize in case
6613 we have data-types of different sizes in the loop.
6615 2008-08-14 Christophe Saout <christophe@saout.de>
6616 Uros Bizjak <ubizjak@gmail.com>
6619 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6620 (*vec_concatv2di_rex64_sse4_1): Ditto.
6621 (*vec_concatv2di_rex64_sse): Ditto.
6623 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6626 * fold-const.c (fold_widened_comparison): Do not allow
6627 sign changes that change the result even if shorter type
6628 is wider than arg1_unw's type.
6630 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6632 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6633 Skip if the multilib testing specifies -march that does not
6634 agree with the one specified in the testcase.
6636 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6638 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6639 zero extend SImode values being converted to TFmode before passing
6642 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6644 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6645 __PPU__ when targeting the Cell/B.E. PPU processor.
6647 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6649 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6650 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6651 Rematerialize the static chain, if any.
6652 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6655 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6657 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6658 (new_loc_descr): Likewise.
6659 (add_loc_descr): Likewise.
6660 (size_of_loc_descr): Likewise.
6661 (size_of_locs): Likewise.
6662 (output_loc_operands): Likewise.
6663 (output_loc_sequence): Likewise.
6664 (new_reg_loc_descr): New.
6665 (build_cfa_loc): Use it.
6666 (build_cfa_aligned_loc): Likewise.
6667 (one_reg_loc_descriptor): Likewise.
6668 (based_loc_descr): Likewise.
6670 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6673 * doc/invoke.texi (Wmain): Update.
6674 * c-decl.c (start_decl): warn_main is only 0 or 1.
6675 (start_function): Likewise. Fix formatting.
6676 (finish_function): Delete redundant warning.
6677 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6678 * c-opts (c_common_handle_option): -Wall only has effect if
6679 warn_main is uninitialized. OPT_Wmain is automatically
6680 handled. -pedantic also enables Wmain.
6681 (c_common_post_options): Handle all logic for Wmain here.
6682 * c-common.c (warn_main): Delete.
6683 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6684 * c-common.h (warn_main): Delete.
6686 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6689 * expr.c (emit_group_store): Allocate stack temp with the
6690 largest alignment when copying from register to stack.
6692 2008-08-13 Richard Guenther <rguenther@suse.de>
6694 * tree.h (maybe_fold_offset_to_address): Declare.
6695 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6696 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6697 Likewise for POINTER_PLUS_EXPR.
6698 (maybe_fold_offset_to_reference): Enable disabled code.
6699 (maybe_fold_offset_to_address): New function.
6700 (fold_stmt_r): Use it.
6701 (fold_gimple_assign): Likewise.
6702 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6703 (gimplify_expr): Likewise.
6705 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6707 * toplev.h (pedwarn_at): Fix declaration.
6709 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6711 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6712 LINK_SPEC): Use %R in -Y P argument.
6714 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6717 * diagnostic.c (pedwarn_at): New.
6718 * toplev.h (pedwarn_at): Declare.
6719 * c-tree.h (build_enumerator): Update declaration.
6720 * c-decl.c (finish_enum): Update comment.
6721 (build_enumerator): Take a location parameter. Give a pedwarn but do
6722 not perform any conversion.
6723 * c-parser.c (c_parser_enum_specifier): Set correct location for
6726 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6729 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6730 expressions except for conversions to signed:1 bitfields. Handle
6731 COND_EXPR with constant operands.
6733 2008-08-13 Richard Guenther <rguenther@suse.de>
6735 PR tree-optimization/15255
6736 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6737 (struct oecount_s): New struct and VEC types.
6739 (oecount_hash): New function.
6740 (oecount_eq): Likewise.
6741 (oecount_cmp): Likewise.
6742 (zero_one_operation): New function.
6743 (build_and_add_sum): Likewise.
6744 (undistribute_ops_list): Perform un-distribution of multiplication
6745 and division on the chain of summands.
6746 (should_break_up_subtract): Also break up subtracts for factors.
6747 (reassociate_bb): Delete dead visited statements.
6748 Call undistribute_ops_list. Re-sort and optimize if it did something.
6749 * passes.c (init_optimization_passes): Move DSE before
6751 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6754 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6756 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6758 * doc/invoke.texi: Revert unintended checkin.
6760 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6763 * gcc.c (include_spec_function): Tweak call to find_a_file.
6765 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6768 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6769 and TRUTH_ORIF_EXPR.
6770 * dojump.c (do_jump): Likewise.
6772 PR tree-optimization/37084
6773 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6774 if id->regimplify, don't assume stmt is a cast assignment.
6776 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6778 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6780 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6783 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6786 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6788 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6789 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6791 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6792 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6793 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6794 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6795 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6797 * doc/tm.texi (Storage Layout): Remove documentation for
6798 TARGET_FLOAT_FORMAT.
6800 * simplify-rtx.c (simplify_binary_operation_1): Replace
6801 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6803 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6805 * real.h (struct real_format): New member has_sign_dependent_rounding.
6806 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6807 spu_single_format, ieee_double_format, mips_double_format,
6808 motorola_double_format, ieee_extended_motorola_format,
6809 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6810 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6811 mips_extended_format, ieee_quad_format, mips_quad_format,
6812 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6813 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6815 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6816 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6817 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6818 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6819 (ROUND_TOWARDS_ZERO): Likewise.
6821 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6822 (FLOAT_MODE_FORMAT): New macro.
6823 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6824 (MODE_COMPOSITE_P): ... this new macro.
6825 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6826 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6827 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6829 * flags.h: Include "real.h".
6831 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6832 REAL_MODE_FORMAT_COMPOSITE_P.
6833 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6835 * doc/tm.texi (Storage Layout): Remove documentation of
6836 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6837 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6838 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6839 they only apply to libgcc2.a.
6841 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6843 * config/spu/float_disf.c: New file.
6844 * config/spu/float_unsdisf.c: New file.
6845 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6846 (LIB2FUNCS_EXCLUDE): Define.
6848 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6849 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6851 * real.h (struct real_format): New member round_towards_zero.
6852 * real.c (round_for_format): Respect fmt->round_towards_zero.
6853 (ieee_single_format, mips_single_format, motorola_single_format,
6854 spu_single_format, ieee_double_format, mips_double_format,
6855 motorola_double_format, ieee_extended_motorola_format,
6856 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6857 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6858 mips_extended_format, ieee_quad_format, mips_quad_format,
6859 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6860 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6862 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6863 real_format to choose rounding mode when calling MPFR functions.
6864 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6865 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6867 * real.h (real_to_decimal_for_mode): Add prototype.
6868 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6869 Respect target rounding mode when generating decimal representation.
6870 (real_to_decimal): New stub for backwards compatibility.
6871 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6872 real_to_decimal_for_mode instead of real_to_decimal.
6874 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6876 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6877 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6879 * real.c (spu_single_format): New variable.
6880 * real.h (spu_single_format): Declare.
6882 * config/spu/spu.c (spu_override_options): Install SFmode format.
6883 (spu_split_immediate): Use integer mode to operate on pieces of
6884 floating-point values in all cases.
6886 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6887 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6888 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6890 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6892 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6894 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6896 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6898 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6901 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6902 on the VAR_DECL instead of TYPE_READONLY on its type.
6904 2008-08-12 Ira Rosen <irar@il.ibm.com>
6906 * tree-vectorizer.c: Depend on langhooks.h.
6907 (supportable_widening_operation): Add two arguments. Support double
6909 (supportable_narrowing_operation): Likewise.
6910 * tree-vectorizer.h (supportable_widening_operation): Add two
6912 (supportable_narrowing_operation): Likewise.
6913 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6914 supportable_widening_operation with correct arguments.
6915 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6916 (vectorizable_type_demotion): Support double type conversions.
6917 (vectorizable_type_promotion): Likewise.
6918 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6920 2008-08-11 Michael Matz <matz@suse.de>
6922 * i386/i386.c (override_options): Move initialisation from
6923 flag_schedule_insns_after_reload to here from ...
6924 (optimization_options): ... here.
6926 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6928 PR rtl-optimization/36998
6929 * dwarf2out.c (compute_barrier_args_size_1,
6930 compute_barrier_args_size): Temporarily remove assertions.
6932 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6935 * tree-ssa.c (struct walk_data): Add new flag
6936 warn_possibly_uninitialized.
6937 (warn_uninitialized_var): Use it.
6938 (warn_uninitialized_vars): New.
6939 (execute_early_warn_uninitialized): Call it.
6940 (execute_late_warn_uninitialized): Likewise.
6942 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6945 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6948 2008-08-09 Jan Hubicka <jh@suse.cz>
6951 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6953 (expand_fix): Be prepared for expansion to fail.
6954 (expand_sfix_optab): Remove instructions if expansion failed.
6956 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6958 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6960 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6961 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6963 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6965 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6966 mips/t-libgcc-mips16 to tmake_file.
6967 * config/mips/mips-protos.h (mips_call_type): New enum.
6968 (mips_pic_base_register, mips_got_load): Declare.
6969 (mips_restore_gp): Take an rtx argument.
6970 (mips_use_pic_fn_addr_reg_p): Declare.
6971 (mips_expand_call): Replace the sibcall_p argument with
6972 a mips_call_type argument. Add a lazy_p parameter.
6973 (mips_split_call): Declare.
6974 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6975 (MIPS16_PIC_TEMP): Likewise.
6976 (reg_class): Delete M16_NA_REGS.
6977 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6978 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6979 (mips_split_hi_p): Declare.
6980 * config/mips/mips.c (mips_split_hi_p): New array.
6981 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6982 (mips_got_symbol_type_p): New function.
6983 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6984 (mips16_stub_function_p): New function.
6985 (mips16_local_function_p): Likewise.
6986 (mips_use_pic_fn_addr_reg_p): Likewise.
6987 (mips_cannot_force_const_mem): Return false for HIGHs.
6988 Extend CONST_INT and symbolic handling to MIPS16, using
6989 mips_symbol_insns to check that the base symbol type is a
6990 legitimate constant. Reject GOT-based constants if
6991 TARGET_MIPS16_PCREL_LOADS.
6992 (mips_const_insns): Check targetm.cannot_force_const_mem when
6993 decomposing a symbolic base and a large offset.
6994 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6995 When calling a function that needs $25 from MIPS16 code,
6996 move the target address into $25 separately and add a USE
6998 (mips16_gp_pseudo_reg): Insert the initializer immediately
6999 before the first real insn.
7000 (mips_pic_base_register, mips_got_load): New functions.
7001 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7002 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7003 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7004 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7005 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7006 also passing NULL_RTX rather than const0_rtx as the aux argument.
7007 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7008 instead of TARGET_EXPLICIT_RELOCS.
7009 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7010 (mips_load_call_address): Replace the sibcall_p argument with
7011 a mips_call_type argument. Use mips_got_load.
7012 (mips16_local_alias): New structure.
7013 (mips16_local_aliases): New variable.
7014 (mips16_local_aliases_hash): New function.
7015 (mips16_local_aliases_eq): Likewise.
7016 (mips16_local_alias): Likewise.
7017 (mips16_stub_function): Likewise.
7018 (mips16_build_function_stub): Create a local alias for the target
7019 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7020 .cpload directive and an R_MIPS_NONE relocation for the target
7021 function, then load the alias rather than the function itself.
7022 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7023 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7024 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7025 (mips16_build_call_stub): Replace the FN parameter with an
7026 FN_PTR parameter. Force the address into a register if it
7027 isn't a call_insn_operand; don't rely on the caller to do this.
7028 If a call to a locally-defined and locally-binding MIPS16
7029 function must be made indirectly, redirect the call to the
7030 function's local alias. Use mips16_stub_function_p,
7031 mips16_stub_function, mips_expand_call and use_reg.
7032 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7033 Use explicit %hi and %lo accesses where possible.
7034 Use MIPS_CALL to generate the correct code form of a
7035 jal instruction. Add clobbers of $18 instead of uses.
7036 Update the call to mips_emit_call_insn.
7037 (mips_expand_call): Replace the SIBCALL_P argument with a
7038 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7039 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7040 allowing it to modify the call address. Update the calls to
7041 mips_load_call_address and mips_emit_call_insn.
7042 (mips_split_call): New function.
7043 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7044 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7045 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7046 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7047 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7049 (mips_cprestore_slot): New function.
7050 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7051 and use mips_cprestore_slot.
7052 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7054 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7055 then use a copygp_mips16 instruction to set up $28.
7056 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7057 (mips16_lay_out_constants): Call split_all_insns_noflow.
7058 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7059 false if TARGET_MIPS16.
7060 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7061 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7062 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7063 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7064 MIPS16 code. Allow MIPS16 o32 PIC.
7065 (mips_override_options): Allow MIPS16 o32 PIC.
7066 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7067 after reload if TARGET_USE_GOT.
7068 (UNSPEC_COPYGP): New constant.
7069 (length): Use a default length of 8 for MIPS16 GOT loads.
7070 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7071 (*got_page<mode>): Check mips_split_hi_p.
7072 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7073 (unspec_got<mode>, unspec_call<mode>): New expanders.
7074 (load_got<mode>, load_call<mode>): Remove the length attributes.
7075 Use a got attribute instead of a type attribute.
7076 (copygp_mips16): New insn.
7077 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7078 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7079 (sibcall, sibcall_value, call, call_value): Update the calls
7080 to mips_expand_call.
7081 (call_internal, call_value_internal): Use mips_split_call.
7082 (call_value_multiple_internal): Likewise.
7083 (call_split): Move after call_internal (the insn it is split from).
7084 (call_internal_direct, call_value_internal_direct): Turn into
7085 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7086 (call_direct_split, call_value_direct_split): New patterns.
7087 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7088 and use M16_REGS instead of M16_NA_REGS.
7089 * config/mips/predicates.md (const_call_insn_operand): Replace
7090 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7091 mips_use_pic_fn_addr_reg_p check.
7092 (move_operand): Reject HIGHs if mips_split_hi_p.
7093 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7094 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7095 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7096 * config/mips/libgcc-mips16.ver: New file.
7097 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7098 $(srcdir)/config/mips/libgcc-mips16.ver.
7100 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7102 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7104 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7105 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7106 (mips16_cfun_returns_in_fpr_p): Likewise.
7108 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7110 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7111 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7112 rather than 4 to PC.
7114 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7116 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7117 (FUNCTION_PROFILER): Save the static chain pointer into $2
7118 beforehand and restore it aftewards.
7119 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7120 address directly into $25 and call the function through $25;
7121 do not clobber $3. Pad the DImode version to cover the space
7122 left by the deleted $25 <- $3 move.
7123 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7124 the removal of the $25 <- $3 move.
7125 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7126 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7128 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7129 Daniel Jacobowitz <dan@codesourcery.com>
7131 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7132 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7133 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7134 * config/mips/mips.c (mips_start_function_definition): New function.
7135 (mips_end_function_definition): Likewise.
7136 (mips_output_function_prologue): Use mips_start_function_definition.
7137 (mips_output_function_epilogue): Use mips_end_function_definition.
7138 (build_mips16_function_stub): Use mips_start_function_definition
7139 and mips_end_function_definition.
7140 (build_mips16_call_stub): Likewise.
7142 2008-08-09 Richard Guenther <rguenther@suse.de>
7144 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7145 * gimple.h (gimple_call_fn): Adjust comment.
7146 (gimple_call_set_fndecl): New function.
7147 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7148 longer having bare FUNCTION_DECL operand.
7149 (gimple_call_return_type): Likewise.
7150 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7152 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7153 (gimple_mod_pow2): Likewise.
7154 (gimple_mod_subtract): Likewise.
7155 (gimple_ic): Likewise.
7156 (gimple_stringop_fixed_value): Likewise.
7157 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7158 longer having bare FUNCTION_DECL operand.
7159 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7160 * omp-low.c (optimize_omp_library_calls): Likewise.
7161 * cgraphunit.c (update_call_expr): Likewise.
7162 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7163 (execute_convert_to_rsqrt): Likewise.
7164 * cfgexpand.c (gimple_to_tree): Simplify.
7165 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7166 bare FUNCTION_DECL operand.
7167 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7168 (convert_gimple_call): Use gimple_call_fndecl.
7169 * c-common.c (c_warn_unused_result): Likewise.
7171 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7174 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7175 (c_finish_return): Likewise.
7176 (c_start_case): Likewise.
7177 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7178 * c-parser.c (c_parser_condition): New. Call
7179 verify_sequence_points.
7180 (c_parser_paren_condition): Call c_parser_condition.
7181 (c_parser_for_statement): Call c_parser_condition.
7183 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7186 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7187 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7188 Moved from diagnostic.h
7189 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7191 (emit_diagnostic): New.
7192 (warning0, pedwarn0): Delete.
7193 (warning, warning_at, pedwarn, permerror): Return bool.
7194 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7195 Moved to diagnostic.c.
7196 (struct diagnostic_context): Use correct type for
7197 classify_diagnostic.
7198 (diagnostic_report_diagnostic): Update declaration.
7199 (emit_diagnostic): Declare.
7200 * errors.c (warning): Return bool.
7201 * errors.h (warning): Update declaration.
7202 * toplev.h (warning0, pedwarn0): Delete.
7203 (warning, warning_at, pedwarn, permerror): Return bool.
7204 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7205 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7206 inform. Update all calls.
7207 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7208 before giving informative note.
7209 (implicit_decl_warning): Likewise.
7210 * c-typeck.c (build_function_call): Likewise.
7211 * tree-sssa.c (warn_uninit): Likewise.
7212 * builtins.c (gimplify_va_arg_expr): Likewise.
7214 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7217 * doc/invoke.texi (-Wextra): Move warning from here...
7218 (-Wuninitialized): ... to here.
7220 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7223 * flags.h (set_Wunused): Delete
7224 * toplev.c (process_options): Handle Wunused flags here.
7225 * opts.c (maybe_warn_unused_parameter): Delete.
7226 (common_handle_option): Replace set_Wunused by warn_unused.
7227 (set_Wextra): Do not handle Wunused-parameter here.
7228 (set_Wunused): Delete.
7229 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7231 * common.opt (Wunused): Add Var and Init.
7232 (Wunused-function): Likewise.
7233 (Wunused-label): Likewise.
7234 (Wunused-parameter): Likewise.
7235 (Wunused-value): Likewise.
7236 (Wunused-variable): Likewise.
7238 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7240 * doc/invoke.texi: Add cpu_type power7.
7241 * config.in (HAVE_AS_VSX): New.
7242 * config.gcc: Add cpu_type power7.
7243 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7245 * configure: Regenerate.
7246 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7248 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7249 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7250 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7252 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7254 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7255 type to vectorize.builtin_conversion.
7256 (vectorizable_conversion): Likewise.
7257 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7258 integral type as input.
7259 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7261 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7262 and ALTIVEC_BUILTIN_VCTSXS.
7263 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7266 2008-08-08 Richard Guenther <rguenther@suse.de>
7268 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7269 (surely_varying_stmt_p): Calls are varying only if they are
7270 non-builtin and not indirect or have no result.
7271 (ccp_fold): Re-instantiate code before the tuples merge.
7273 2008-08-08 Richard Guenther <rguenther@suse.de>
7275 PR tree-optimization/37056
7276 * gimple.h (gimple_assign_rhs_class): New helper function.
7277 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7278 unary operations properly.
7280 2008-08-07 Jan Hubicka <jh@suse.cz>
7282 * i386.h (ix86_size_cost): Declare.
7283 (ix86_cur_cost): New function macro.
7284 * i386.md (peepholes expanding size and splitters): Predicate by
7285 optimize_insn_for_speed_p.
7286 (peepholes reduce size and splitters): Predicate by
7287 optimize_insn_for_size_p.
7288 * i386.c (ix86_size_cost): Rename from ...
7289 (size_cost): This one.
7290 (override_options): Update.
7291 (decide_alg): Likewise.
7292 (ix86_expand_clear): Use RTL profile.
7293 (ix86_pad_returns): Use RTL profile.
7295 2008-08-07 Jan Hubicka <jh@suse.cz>
7297 * recog.c (split_all_insns): Set RTL profile
7298 (peephole2_optimize): Likewise.
7299 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7300 * combine.c (combine_instructions): Likewise.
7302 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7306 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7308 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7309 value in a6 after the set_frame_ptr insn.
7311 2008-08-07 Richard Henderson <rth@redhat.com>
7314 * gcc.c (cpp_options): Pass along -g*.
7316 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7318 * config/arm/arm.c (output_move_neon): Update comment describing
7319 big-endian vector layout.
7320 (arm_assemble_integer): Do not handle big-endian NEON vectors
7322 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7323 neon_vget_lane<mode>_sext_internal,
7324 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7325 element indices for big-endian.
7327 2008-08-07 Richard Henderson <rth@redhat.com>
7329 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7330 * configure, config.in: Rebuild.
7331 * debug.h (dwarf2out_do_cfi_asm): Declare.
7332 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7333 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7334 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7335 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7337 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7339 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7340 movv2si_internal): Combine into mov<mode>_internal.
7341 (movv2si_internal_2): Remove.
7343 2008-08-07 Jan Hubicka <jh@suse.cz>
7346 * i386.md (single stringop patterns): Enable unconditionally.
7348 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7351 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7353 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7354 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7356 * config/i386/sse.md (sse2_movq128): New.
7358 * doc/extend.texi: Document __builtin_ia32_movq128.
7360 2008-08-07 Richard Guenther <rguenther@suse.de>
7363 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7364 pointers can access anything.
7366 2008-08-06 Jan Hubicka <jh@suse.cz>
7368 * optabs.c (emit_unop_insn): Break out to ...
7369 (maybe_emit_unop_insn): ... this one.
7370 (expand_sfix_optab): Use maybe variant.
7371 * optabs.h (maybe_emit_unop_insn): Declare.
7373 * i386.md (mov0 patterns): Enable by default.
7374 (FP conversion expanders): Disable expansion of code expanding
7375 sequences when instruction should be optimized for size.
7376 (single strinop patterns): Enable when optimizing for size.
7377 (string expanders): Disable expanding of code expanding sequences
7378 when optimizning instruction for size.
7379 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7381 (ix86_fp_comparison_sahf_cost): Likewise.
7382 (ix86_expand_branch): Likewise.
7383 (ix86_expand_ashl_const): Likewise.
7384 (ix86_split_ashl): Likewise.
7385 (ix86_expand_strlen): Likewise.
7386 (ix86_emit_fp_unordered_jump): Likewie.
7388 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7390 * c-common.c: Fix typo.
7391 (c_common_reswords): Activate more C++ keyword warnings.
7393 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7395 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7398 * diagnostic.c (permerror_at): New.
7399 * toplev.h (permerror_at): Declare.
7401 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7402 Ira Rosen <irar@il.ibm.com>
7404 * tree-vect-transform.c (vect_model_simple_cost): Return
7405 immediately if stmt is pure SLP.
7406 (vect_model_store_cost): Ditto.
7407 (vect_model_load_cost): Ditto.
7408 (vectorizable_store): Remove PURE_SLP check before call
7409 to vect_model_store_cost.
7410 (vect_model_store_cost): When checking whether stmt describe
7411 strided access, add a check that it is not slp_node.
7413 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7416 * c-common.c (warn_for_sign_compare): New. Handle separately the
7417 case that 'constant' is zero.
7418 * c-typeck.c (build_binary_op): Move code to c-common.c
7420 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7422 * config/alpha/alpha.c (alpha_preferred_reload_class,
7423 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7424 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7425 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7426 * config/arm/arm.md: Likewise.
7427 * config/avr/avr-protos.h (preferred_reload_class,
7428 test_hard_reg_class, avr_simplify_comparison_p,
7429 out_shift_with_cnt, class_max_nregs): Likewise.
7430 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7431 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7432 preferred_reload_class, test_hard_reg_class): Likewise.
7433 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7434 bfin_memory_move_cost, bfin_secondary_reload,
7435 bfin_output_mi_thunk): Likewise.
7436 * config/crx/crx.c (crx_secondary_reload_class,
7437 crx_memory_move_cost): Likewise.
7438 * config/frv/frv-protos.h (frv_secondary_reload_class,
7439 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7440 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7441 frv_secondary_reload_class, frv_class_likely_spilled_p,
7442 frv_class_max_nregs): Likewise.
7443 * config/h8300/h8300.c (h8300_classify_operand,
7444 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7446 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7447 * config/ia64/ia64.c (ia64_preferred_reload_class,
7448 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7449 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7450 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7452 * config/m68hc11/m68hc11.c (preferred_reload_class,
7453 m68hc11_memory_move_cost): Likewise.
7454 * config/mcore/mcore.c (mcore_secondary_reload_class,
7455 mcore_reload_class): Likewise.
7456 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7457 mips_class_max_nregs, mips_cannot_change_mode_class,
7458 mips_preferred_reload_class, mips_secondary_reload_class,
7459 mips_output_mi_thunk): Likewise.
7460 * config/mmix/mmix.c (mmix_preferred_reload_class,
7461 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7463 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7465 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7466 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7467 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7468 * config/rs6000/rs6000.c (paired_expand_vector_init,
7469 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7470 compare_section_name, rs6000_memory_move_cost): Likewise.
7471 * config/s390/s390.c (s390_emit_compare_and_swap,
7472 s390_preferred_reload_class, s390_secondary_reload,
7473 legitimize_pic_address, legitimize_tls_address,
7474 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7475 s390_class_max_nregs): Likewise.
7476 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7477 * config/s390/s390.md: Likewise.
7478 * config/score/score-protos.h (score_secondary_reload_class,
7479 score_preferred_reload_class): Likewise.
7480 * config/score/score.c (score_preferred_reload_class,
7481 score_secondary_reload_class): Likewise.
7482 * config/score/score3.c (score3_output_mi_thunk,
7483 score3_preferred_reload_class, score3_secondary_reload_class,
7484 score3_hard_regno_mode_ok): Likewise.
7485 * config/score/score3.h (score3_preferred_reload_class,
7486 score3_secondary_reload_class): Likewise.
7487 * config/score/score7.c (score7_output_mi_thunk,
7488 score7_preferred_reload_class, score7_secondary_reload_class,
7489 score7_hard_regno_mode_ok): Likewise.
7490 * config/score/score7.h (score7_preferred_reload_class,
7491 score7_secondary_reload_class): Likewise.
7492 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7493 output_branchy_insn, add_constant, gen_block_redirect,
7494 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7495 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7496 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7497 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7498 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7499 xstormy16_preferred_reload_class): Likewise.
7500 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7501 xtensa_expand_atomic, override_options,
7502 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7504 * reorg.c (try_merge_delay_insns): Likewise.
7505 * tree.c (merge_dllimport_decl_attributes): Likewise.
7507 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7509 2008-08-06 Michael Matz <matz@suse.de>
7511 * Makefile.in (write_entries_to_file): Quote words.
7512 * gengtype.c: (read_input_line): Skip over leading white-space.
7514 2008-08-06 Marc Gauthier <marc@tensilica.com>
7516 * config.gcc: Match more processor names for Xtensa.
7517 * configure.ac: Likewise.
7518 * doc/install.texi (Specific): Likewise.
7519 * configure: Regenerate.
7521 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7523 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7524 * calls.c (avoid_likely_spilled_reg): Likewise.
7525 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7526 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7527 * config/i386/i386.c (ix86_expand_special_args_builtin,
7528 ix86_secondary_reload): Likewise.
7529 * except.c (struct eh_region, gen_eh_region_catch,
7530 remove_unreachable_regions, duplicate_eh_regions,
7531 assign_filter_values, build_post_landing_pads,
7532 sjlj_find_directly_reachable_regions, remove_eh_handler,
7533 reachable_next_level, foreach_reachable_handler,
7534 can_throw_internal_1, can_throw_external_1,
7535 collect_one_action_chain): Likewise.
7536 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7537 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7538 * function.c (update_temp_slot_address, instantiate_new_reg,
7539 instantiate_virtual_regs_in_rtx,
7540 instantiate_virtual_regs_in_insn): Likewise.
7541 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7542 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7543 gimplify_cleanup_point_expr): Likewise.
7544 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7545 * passes.c (next_pass_1): Likewise.
7546 * print-tree.c (print_node_brief, print_node): Likewise.
7547 * profile.c (branch_prob): Likewise.
7548 * tree-dump.c (dump_register): Likewise.
7549 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7551 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7552 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7553 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7554 copy_arguments_for_versioning, copy_static_chain): Likewise.
7555 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7556 add_new_name_mapping, register_new_name_mapping): Likewise.
7557 * tree-mudflap.c (mf_xform_derefs): Likewise.
7558 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7559 get_init_expr, combine_chains): Likewise.
7560 * tree-pretty-print.c (dump_generic_node): Likewise.
7561 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7562 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7563 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7564 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7566 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7569 * calls.c (expand_call): Use the biggest preferred stack
7572 2008-08-06 Michael Matz <matz@suse.de>
7575 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7576 for reused reload, instead of overwriting them.
7578 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7581 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7582 for incoming stack boundary.
7584 * function.c (assign_parm_find_entry_rtl): Update
7585 parm_stack_boundary.
7587 * function.h (rtl_data): Add parm_stack_boundary.
7589 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7590 parm_stack_boundary for incoming stack boundary.
7592 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7594 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7595 for unrepresentable subregs or treat them as equal to other regs
7596 or subregs with the same register number.
7598 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7601 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7604 2008-08-06 Jan Hubicka <jh@suse.cz>
7606 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7607 frequencies might be hot.
7609 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7611 * reload.c (find_reloads): Force constants into literal pool
7612 also if they are wrapped in a SUBREG.
7614 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7617 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7618 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7619 Don't allow predicated instructions for data speculation.
7620 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7623 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7625 * haifa-sched.c (extend_global): Split to extend_global_data and
7626 extend_region_data. Update all uses.
7627 (extend_all): Rename to extend_block_data.
7629 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7631 * sched-rgn.c (new_ready): Check if instruction can be
7632 speculatively scheduled before attempting speculation.
7633 (debug_rgn_dependencies): Remove wrongful assert.
7635 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7637 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7639 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7641 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7642 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7643 va_size, and type_size.
7645 2008-08-04 Jason Merrill <jason@redhat.com>
7648 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7649 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7651 2008-08-05 Richard Henderson <rth@redhat.com>
7653 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7654 * configure: Rebuild.
7656 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7659 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7660 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7663 2008-08-05 Richard Henderson <rth@redhat.com>
7665 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7666 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7667 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7668 * common.opt (fdwarf2-cfi-asm): New.
7669 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7670 * config.in, configure: Rebuild.
7671 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7672 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7674 (dw2_force_const_mem): Externalize.
7675 * dwarf2asm.h: Update.
7676 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7677 generate a real label.
7678 (output_cfi_directive): New.
7679 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7680 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7681 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7683 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7684 (output_loc_operands_raw, output_loc_sequence_raw): New.
7685 (output_cfa_loc_raw): New.
7687 2008-08-05 Paul Brook <paul@codesourcery.com>
7689 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7690 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7691 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7692 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7693 * config/arm/arm.h (TARGET_VFPD32): Define.
7694 (TARGET_VFP3): Use TARGET_VFPD32.
7695 (fputype): Add FPUTYPE_VFP3D16.
7696 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7697 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7698 * config/arm/arm-cores.def: Add cortex-r4f.
7699 * config/arm/arm-tune.md: Regenerate.
7701 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7703 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7704 Reword some comments throughout the file.
7706 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7707 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7708 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7709 MFC_MIN_DMA_LIST_ELEMENTS.
7710 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7711 MFC_MAX_DMA_LIST_ELEMENTS.
7713 (MFC_START_ENABLE): Remove PPU-only define.
7714 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7715 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7717 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7718 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7719 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7720 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7721 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7722 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7723 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7725 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7726 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7727 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7728 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7730 (spu_read_machine_status): Fix typo.
7732 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7734 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7735 SUBREG of multi-word hard register.
7736 * config/spu/spu.c (valid_subreg): Likewise.
7737 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7739 2008-08-04 Richard Guenther <rguenther@suse.de>
7741 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7742 the candidate with the stripped base if that base is different
7743 from the original base even for offset zero.
7745 2008-08-04 Richard Guenther <rguenther@suse.de>
7748 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7749 check for no_overflow.
7751 2008-08-04 Richard Guenther <rguenther@suse.de>
7753 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7755 2008-08-04 Paul Brook <paul@codesourcery.com>
7757 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7758 (arm_order_regs_for_local_alloc): New function.
7759 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7761 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7763 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7766 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7767 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7768 (ix86_expand_epilogue): Likewise.
7770 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7772 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7775 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7777 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7778 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7779 (*movv2sf_internal_rex64): Ditto.
7781 2008-08-03 Jan Hubicka <jh@suse.cz>
7783 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7784 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7785 * expmed.c (expand_smod_pow2): Likewise.
7787 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7790 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7791 alternative 0 of operand 1.
7792 (*vec_concatv2di_rex64_sse): Ditto.
7793 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7795 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7796 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7797 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7798 (*movv2sf_internal_rex64): Ditto.
7800 2008-08-02 Richard Guenther <rguenther@suse.de>
7803 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7804 (ssedoublesizemode): New mode attribute.
7805 (sse_shufps): Call gen_sse_shufps_v4sf.
7806 (sse_shufps_1): Macroize.
7807 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7808 (sse2_shufpd_1): Macroize.
7809 (vec_extract_odd, vec_extract_even): New expanders.
7810 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7811 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7812 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7813 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7814 (ix86_expand_vector_set): Likewise.
7815 (ix86_expand_reduc_v4sf): Likewise.
7817 2008-08-01 Doug Kwan <dougkwan@google.com>
7819 * matrix-reorg.c: Re-enable all code.
7820 (struct malloc_call_data): Change CALL_STMT to gimple type.
7821 (collect_data_for_malloc_call): Tuplify.
7822 (struct access_site_info): Change STMT to gimple type.
7823 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7824 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7825 (struct free_info): Change STMT to gimple type.
7826 (struct matrix_access_phi_node): Change PHI to gimple type.
7827 (get_inner_of_cast_expr): Remove.
7828 (may_flatten_matrices_1): Tuplify.
7829 (may_flatten_matrices): Ditto.
7830 (mark_min_matrix_escape_level): Ditto.
7831 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7832 (ssa_accessed_in_call_rhs): New
7833 (ssa_accessed_in_assign_rhs): New
7834 (record_access_alloc_site_info): Tuplify.
7835 (add_allocation_site): Ditto.
7836 (analyze_matrix_allocation_site): Ditto.
7837 (analyze_transpose): Ditto.
7838 (get_index_from_offset): Ditto.
7839 (update_type_size): Ditto.
7840 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7841 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7842 (analyze_accesses_for_phi_node): Tuplify.
7843 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7844 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7845 (analyze_matrix_accesses): Tuplify.
7846 (check_var_data): New call-back type for check_var_notmodified_p.
7847 (check_var_notmodified_p): Tuplify and use call-back struct to
7848 return statement found.
7849 (can_calculate_expr_before_stmt): Factor out statement related code
7851 (can_calculate_stmt_before_stmt): New.
7852 (check_allocation_function): Tuplify.
7853 (find_sites_in_func): Ditto.
7854 (record_all_accesses_in_func): Ditto.
7855 (transform_access_sites): Ditto.
7856 (transform_allocation_sites): Ditto.
7857 (matrix_reorg): Re-enable.
7858 (gate_matrix_reorg): Re-enable.
7860 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7862 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7863 for labels for which it hasn't been set yet. If it has been set,
7864 stop walking insns and continue with next worklist item.
7865 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7866 if the only BARRIER is at the very end of a function.
7868 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7870 * cfgexpand.c (expand_stack_alignment): Assert that
7871 stack_realign_drap and drap_rtx must match.
7873 * function.c (instantiate_new_reg): If DRAP is used to realign
7874 stack, replace virtual_incoming_args_rtx with internal arg
7877 2008-08-01 Richard Guenther <rguenther@suse.de>
7879 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7880 loop information only if we initialized it.
7881 (execute_pre): Call fini_pre with in_fre.
7882 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7883 if we do not unroll because we hit max-completely-peeled-insns.
7884 Use our estimation for consistency, do allow shrinking.
7886 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7888 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7889 with MIN_STACK_BOUNDARY.
7890 (ix86_update_stack_boundary): Likewise.
7891 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7894 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7895 (MIN_STACK_BOUNDARY): This.
7897 2008-08-01 Richard Guenther <rguenther@suse.de>
7900 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7902 2008-08-01 Richard Guenther <rguenther@suse.de>
7904 PR tree-optimization/36988
7905 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7906 do not matter if that doesn't change volatile qualification.
7908 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7910 * configure.ac: Do not generate libada-mk. Do not subst
7912 * libada-mk.in: Remove.
7913 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7914 * configure: Regenerate.
7916 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7918 * tree-pass.h: Added comment about not dumping passes with name
7919 starting with star in struct opt_pass.
7920 * passes.c (register_dump_files_1): Don't do dump for a pass with
7921 name starting with star.
7922 * doc/passes.texi (Pass manager): Mention pass names and special
7923 meaning of star prefix to avoid dump.
7925 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7927 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7929 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7930 (ISA_MIPS64R2): New macro.
7931 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7932 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7933 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7934 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7935 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7936 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7937 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7938 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7939 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7940 Move up to keep list alphabetically sorted.
7941 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7942 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7944 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7945 (-march=@var{arch}): Add mips64r2.
7947 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7949 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7951 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7953 * expr.c (expand_assignment): Check for complete type.
7955 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7958 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7960 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7961 for stack alignment.
7963 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7965 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7967 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7968 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7970 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7972 PR rtl-optimization/36419
7973 * dwarf2out.c (barrier_args_size): New variable.
7974 (compute_barrier_args_size, compute_barrier_args_size_1): New
7976 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7977 if not called yet in the current function, use barrier_args_size
7978 array to find the new args_size value.
7979 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7981 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7984 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7987 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7990 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7991 (dwarf2out_stack_adjust): Use it.
7992 (dwarf2out_frame_debug_expr): Likewise.
7994 2008-07-31 Richard Guenther <rguenther@suse.de>
7996 PR tree-optimization/36978
7997 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7998 the generated condition.
8000 2008-07-31 Richard Guenther <rguenther@suse.de>
8002 * passes.c (init_optimization_passes): Always call
8003 pass_early_warn_uninitialized.
8004 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8005 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8006 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8008 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8011 * builtins.c (maybe_emit_free_warning): New function.
8012 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8013 maybe_emit_free_warning for BUILT_IN_FREE.
8016 * dwarf2out.c (get_context_die): New function.
8017 (force_decl_die, force_type_die): Use it.
8018 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8019 returns NULL, force generation of DW_TAG_typedef and put that into
8022 PR preprocessor/36649
8023 * c-pch.c (c_common_read_pch): Save and restore
8024 line_table->trace_includes across PCH restore.
8026 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8029 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8031 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8034 * final.c (call_from_call_insn): Handle COND_EXEC.
8036 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8038 * builtins.c (std_gimplify_va_arg_expr): Replace
8039 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8040 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8042 2008-07-30 Joey Ye <joey.ye@intel.com>
8043 H.J. Lu <hongjiu.lu@intel.com>
8045 * builtins.c (expand_builtin_setjmp_receiver): Replace
8046 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8047 (expand_builtin_apply_args_1): Likewise.
8048 (expand_builtin_longjmp): Need DRAP for stack alignment.
8049 (expand_builtin_apply): Likewise.
8051 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8052 instead of assign_stack_local to allow alignment reduction.
8054 * calls.c (emit_call_1): Need DRAP for stack alignment if
8056 (expand_call): Replace virtual_incoming_args_rtx with
8057 crtl->args.internal_arg_pointer.
8058 * stmt.c (expand_nl_goto_receiver): Likewise.
8060 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8061 alignment and store to stack_alignment_estimated and
8062 max_used_stack_slot_alignment.
8063 (expand_one_var): Likewise.
8064 (expand_stack_alignment): New function.
8065 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8066 and stack_alignment_estimated fields in rtl_data. Call
8067 expand_stack_alignment at end.
8069 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8070 (MAX_STACK_ALIGNMENT): Likewise.
8071 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8072 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8074 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8075 stack alignment when generating virtual registers.
8077 * function.c (assign_stack_local): Renamed to ...
8078 (assign_stack_local_1): This. Add a parameter to indicate
8079 if it is OK to reduce alignment.
8080 (assign_stack_local): Use it.
8081 (instantiate_new_reg): Instantiate virtual incoming args rtx
8082 to vDRAP if stack realignment and DRAP is needed.
8083 (assign_parms): Collect parameter/return type alignment and
8084 contribute to stack_alignment_estimated.
8085 (locate_and_pad_parm): Likewise.
8086 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8087 with crtl->args.internal_arg_pointer.
8089 * function.h (rtl_data): Add new field drap_reg,
8090 max_used_stack_slot_alignment, stack_alignment_estimated,
8091 stack_realign_needed, need_drap, stack_realign_processed and
8092 stack_realign_finalized.
8093 (stack_realign_fp): New macro.
8094 (stack_realign_drap): Likewise.
8096 * global.c (compute_regsets): Frame pointer is needed when
8097 stack is realigned. Can eliminate frame pointer when stack is
8098 realigned and dynamic realigned argument pointer isn't used.
8100 * reload1.c (update_eliminables): Frame pointer is needed
8101 when stack is realigned.
8102 (init_elim_table): Can eliminate frame pointer when stack is
8103 realigned and dynamic realigned argument pointer isn't used.
8105 * rtl.h (assign_stack_local_1): Declare new funtion.
8107 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8108 (TARGET_GET_DRAP_RTX): Likewise.
8109 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8110 TARGET_GET_DRAP_RTX.
8112 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8114 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8115 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8117 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8118 H.J. Lu <hongjiu.lu@intel.com>
8120 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8121 vdrap_reg, stack_realign and drap_reg_saved.
8122 (add_cfi): Don't allow redefining CFA when DRAP is used.
8123 (reg_save): Handle stack alignment.
8124 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8125 alignment. Don't generate DWARF information for (set fp sp)
8127 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8129 (int_loc_descriptor): Move prototype forward. Also define if
8130 DWARF2_UNWIND_INFO is true.
8131 (output_cfa_loc): Handle DW_CFA_expression.
8132 (build_cfa_aligned_loc): New.
8133 (based_loc_descr): Update assert for stack realign. For local
8134 variables, use sp+offset when stack is aligned without drap and
8135 fp+offset when stack is aligned with drap. For arguments, use
8136 cfa+offset when drap is used to align stack.
8138 2008-07-30 Joey Ye <joey.ye@intel.com>
8139 H.J. Lu <hongjiu.lu@intel.com>
8141 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8143 (ix86_gen_andsp): New.
8144 (ix86_user_incoming_stack_boundary): Likewise.
8145 (ix86_default_incoming_stack_boundary): Likewise.
8146 (ix86_incoming_stack_boundary): Likewise.
8147 (ix86_can_eliminate): Likewise.
8148 (find_drap_reg): Likewise.
8149 (ix86_update_stack_boundary): Likewise.
8150 (ix86_get_drap_rtx): Likewise.
8151 (ix86_finalize_stack_realign_flags): Likewise.
8152 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8153 (TARGET_GET_DRAP_RTX): Likewise.
8154 (override_options): Overide option value for new options.
8155 (ix86_function_ok_for_sibcall): Remove check for
8156 force_align_arg_pointer.
8157 (ix86_handle_cconv_attribute): Likewise.
8158 (ix86_function_regparm): Likewise.
8159 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8160 (ix86_va_start): Replace virtual_incoming_args_rtx with
8161 crtl->args.internal_arg_pointer.
8162 (ix86_select_alt_pic_regnum): Check DRAP register.
8163 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8164 (ix86_compute_frame_layout): Compute frame layout wrt stack
8166 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8167 (ix86_expand_prologue): Decide if stack realignment is needed
8168 and generate prologue code accordingly.
8169 (ix86_expand_epilogue): Generate epilogue code wrt stack
8170 realignment is really needed or not.
8172 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8173 (ABI_STACK_BOUNDARY): Likewise.
8174 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8175 (STACK_REALIGN_DEFAULT): Likewise.
8176 (INCOMING_STACK_BOUNDARY): Likewise.
8177 (MAX_STACK_ALIGNMENT): Likewise.
8178 (ix86_incoming_stack_boundary): Likewise.
8179 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8180 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8181 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8182 (machine_function): Remove force_align_arg_pointer.
8184 * config/i386/i386.md (BX_REG): New.
8185 (R13_REG): Likewise.
8187 * config/i386/i386.opt (mforce_drap): New.
8188 (mincoming-stack-boundary): Likewise.
8189 (mstackrealign): Add Init(-1).
8191 * config/i386/i386-protos.h (ix86_can_eliminate): New
8193 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8195 * doc/extend.texi: Update force_align_arg_pointer.
8197 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8200 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8201 (INCOMING_STACK_BOUNDARY): Likewise.
8202 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8203 (TARGET_GET_DRAP_RTX): Likewise.
8205 2008-07-30 Andreas Schwab <schwab@suse.de>
8207 PR rtl-optimization/36929
8208 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8209 add_insn_before and fix argument order.
8210 (replace_inc_dec_mem): Handle NULL rtx.
8212 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8214 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8216 (arm_compute_initial_elimination_offset): Use it.
8217 (arm_compute_save_reg_mask): Include static chain save slot when
8218 calculating alignment.
8219 (arm_get_frame_offsets): Ditto.
8220 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8221 that we can use to decrement the stack when the stack decrement
8222 could be too big for an immediate value in a single insn.
8223 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8225 2008-07-30 Richard Guenther <rguenther@suse.de>
8227 PR tree-optimization/36967
8228 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8229 Release defs of statements we remove.
8231 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8233 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8234 instead of NULL_RTVEC.
8236 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8240 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8243 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8245 * final.c (call_from_call_insn): New.
8246 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8248 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8250 * configure.ac: Substitute ADA_CFLAGS.
8251 * configure: Regenerate.
8252 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8253 * Makefile.in: Remove mention of X_* variables.
8254 * config/pa/x-ada-hpux10: Remove.
8255 * config/pa/x-ada: Remove.
8257 * doc/fragments.texi: Update.
8259 2008-07-30 Olivier Hainque <hainque@adacore.com>
8261 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8262 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8263 __dso_handle explicitly here.
8265 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8268 * c-typeck.c (build_binary_op): Encapsulate code into...
8269 * c-common.c (shorten_binary_op): ...this new function.
8270 (conversion_warning): Use the new function. Handle non-negative
8271 constant in bitwise-and.
8272 * c-common.h (shorten_binary_op): Declare.
8274 2008-07-30 Olivier Hainque <hainque@adacore.com>
8276 * scan.c (make_sstring_space): Add explicit conversions of
8277 allocator's return value.
8278 * fix-header.c (recognized_function): Likewise.
8280 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8282 * doc/cpp.texi: Update to GFDL 1.2.
8283 * doc/gcc.texi: Do not list GPL as Invariant Section.
8284 * doc/gccint.texi: Likewise. Update copyright years.
8285 * doc/install.texi: Update copyright years.
8287 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8290 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8291 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8293 2008-07-29 Jan Hubicka <jh@suse.cz>
8295 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8296 (grokdeclarator): Likewise.
8297 * langhooks.c (lhd_warn_unused_global_decl): Use
8298 DECL_DECLARED_INLINE_P.
8299 * print-tree.c (print_node): Remove DECL_INLINE check.
8301 2008-07-29 Richard Guenther <rguenther@suse.de>
8303 PR tree-optimization/36945
8304 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8305 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8306 Record invariant addresses un-decomposed.
8307 (copy_reference_ops_from_call): Record reference call
8308 arguments properly. Simplify.
8309 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8310 helper split out from ...
8311 (create_component_ref_by_pieces): ... here. Simplify.
8312 Prepare for recursive invocation for call arguments.
8313 (create_expression_by_pieces): Adjust call to
8314 create_component_ref_by_pieces.
8315 (compute_avail): Process operand 2 of reference ops.
8317 2008-07-29 Richard Guenther <rguenther@suse.de>
8319 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8321 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8323 * c-format.c (check_format_types): Revert unwanted checkin.
8325 2008-07-29 Jan Hubicka <jh@suse.cz>
8327 * flags.h (flag_really_no_inline): Remove.
8328 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8329 * toplev.c (flag_really_no_inline): Remove.
8330 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8331 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8332 (cgraph_decide_inlining_incrementally): Likewise.
8333 (compute_inline_parameters): Likewise.
8334 * opts.c (decode_options): Simplify.
8335 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8336 * common.opt (finline): Initialize to 1.
8337 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8339 2008-07-29 Jan Hubicka <jh@suse.cz>
8341 * predict.c (always_optimize_for_size_p): New function.
8342 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8343 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8344 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8346 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8347 * function.c (prepare_function_start): Set default profile.
8348 * function.h (rtl_data): Add maybe_hot_insn_p.
8349 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8350 (construct_exit_block): Likewise.
8351 (tree_expand_cfg): Likewise.
8353 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8354 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8355 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8356 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8359 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8362 * c-decl.c (merge_decls): Merge USED flags.
8364 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8366 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8367 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8368 next_stack, lab_false and lab_over trees.
8370 2008-07-28 Richard Guenther <rguenther@suse.de>
8372 PR tree-optimization/36957
8373 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8374 (useless_type_conversion_p): Remove.
8375 (types_compatible_p): Remove.
8376 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8377 (useless_type_conversion_p): Declare.
8378 (types_compatible_p): Declare.
8379 (gimple_expr_type): Return the base type only if it is
8380 trivially convertible to the subtype.
8382 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8384 * configure.ac: Use the m4_do macro to concatenate the warnings into
8385 one string in ACX_PROG_CC_WARNING_OPTS,
8386 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8387 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8388 * configure: Regenerate.
8390 2008-07-28 Richard Guenther <rguenther@suse.de>
8392 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8393 (insert_fake_stores): Remove.
8394 (realify_fake_stores): Likewise.
8395 (execute_pre): Remove dead code.
8396 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8397 (find_func_aliases): Deal with it here instead.
8398 Re-enable gcc_unreachable call.
8400 2008-07-28 Richard Guenther <rguenther@suse.de>
8402 Merge from gimple-tuples-branch.
8404 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8405 * gimple.def: New file.
8406 * gsstruct.def: Likewise.
8407 * gimple-iterator.c: Likewise.
8408 * gimple-pretty-print.c: Likewise.
8409 * tree-gimple.c: Removed. Merged into ...
8410 * gimple.c: ... here. New file.
8411 * tree-gimple.h: Removed. Merged into ...
8412 * gimple.h: ... here. New file.
8414 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8415 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8416 --enable-checking=gimple flag.
8417 * config.in: Likewise.
8418 * configure: Regenerated.
8420 * tree-ssa-operands.h: Tuplified.
8421 * tree-vrp.c: Likewise.
8422 * tree-loop-linear.c: Likewise.
8423 * tree-into-ssa.c: Likewise.
8424 * tree-ssa-loop-im.c: Likewise.
8425 * tree-dump.c: Likewise.
8426 * tree-complex.c: Likewise.
8427 * cgraphbuild.c: Likewise.
8428 * tree-ssa-threadupdate.c: Likewise.
8429 * tree-ssa-loop-niter.c: Likewise.
8430 * tree-pretty-print.c: Likewise.
8431 * tracer.c: Likewise.
8432 * gengtype.c: Likewise.
8433 * tree-loop-distribution.c: Likewise.
8434 * tree-ssa-loop-unswitch.c: Likewise.
8435 * cgraph.c: Likewise.
8436 * cgraph.h: Likewise.
8437 * tree-ssa-loop-manip.c: Likewise.
8438 * value-prof.c: Likewise.
8439 * tree-ssa-loop-ch.c: Likewise.
8440 * tree-tailcall.c: Likewise.
8441 * value-prof.h: Likewise.
8444 * tree-pass.h: Likewise.
8445 * ipa-cp.c: Likewise.
8446 * tree-scalar-evolution.c: Likewise.
8447 * tree-scalar-evolution.h: Likewise.
8448 * target.h: Likewise.
8449 * lambda-mat.c: Likewise.
8450 * tree-phinodes.c: Likewise.
8451 * diagnostic.h: Likewise.
8452 * builtins.c: Likewise.
8453 * tree-ssa-alias-warnings.c: Likewise.
8454 * cfghooks.c: Likewise.
8455 * fold-const.c: Likewise.
8456 * cfghooks.h: Likewise.
8457 * omp-low.c: Likewise.
8458 * tree-ssa-dse.c: Likewise.
8459 * ipa-reference.c: Likewise.
8460 * tree-ssa-uncprop.c: Likewise.
8461 * toplev.c: Likewise.
8462 * tree-gimple.c: Likewise.
8463 * tree-gimple.h: Likewise.
8464 * tree-chrec.c: Likewise.
8465 * tree-chrec.h: Likewise.
8466 * tree-ssa-sccvn.c: Likewise.
8467 * tree-ssa-sccvn.h: Likewise.
8468 * cgraphunit.c: Likewise.
8469 * tree-ssa-copyrename.c: Likewise.
8470 * tree-ssa-ccp.c: Likewise.
8471 * tree-ssa-loop-ivopts.c: Likewise.
8472 * tree-nomudflap.c: Likewise.
8473 * tree-call-cdce.c: Likewise.
8474 * ipa-pure-const.c: Likewise.
8475 * c-format.c: Likewise.
8476 * tree-stdarg.c: Likewise.
8477 * tree-ssa-math-opts.c: Likewise.
8478 * tree-ssa-dom.c: Likewise.
8479 * tree-nrv.c: Likewise.
8480 * tree-ssa-propagate.c: Likewise.
8481 * ipa-utils.c: Likewise.
8482 * tree-ssa-propagate.h: Likewise.
8483 * tree-ssa-alias.c: Likewise.
8484 * gimple-low.c: Likewise.
8485 * tree-ssa-sink.c: Likewise.
8486 * ipa-inline.c: Likewise.
8487 * c-semantics.c: Likewise.
8488 * dwarf2out.c: Likewise.
8490 * tree-ssa-loop-ivcanon.c: Likewise.
8491 * predict.c: Likewise.
8492 * tree-ssa-loop.c: Likewise.
8493 * tree-parloops.c: Likewise.
8494 * tree-ssa-address.c: Likewise.
8495 * tree-ssa-ifcombine.c: Likewise.
8496 * matrix-reorg.c: Likewise.
8497 * c-decl.c: Likewise.
8498 * tree-eh.c: Likewise.
8499 * c-pretty-print.c: Likewise.
8500 * lambda-trans.c: Likewise.
8501 * function.c: Likewise.
8502 * langhooks.c: Likewise.
8503 * ebitmap.h: Likewise.
8504 * tree-vectorizer.c: Likewise.
8505 * function.h: Likewise.
8506 * langhooks.h: Likewise.
8507 * tree-vectorizer.h: Likewise.
8508 * ipa-type-escape.c: Likewise.
8509 * ipa-type-escape.h: Likewise.
8510 * domwalk.c: Likewise.
8511 * tree-if-conv.c: Likewise.
8512 * profile.c: Likewise.
8513 * domwalk.h: Likewise.
8514 * tree-data-ref.c: Likewise.
8515 * tree-data-ref.h: Likewise.
8516 * tree-flow-inline.h: Likewise.
8517 * tree-affine.c: Likewise.
8518 * tree-vect-analyze.c: Likewise.
8519 * c-typeck.c: Likewise.
8520 * gimplify.c: Likewise.
8521 * coretypes.h: Likewise.
8522 * tree-ssa-phiopt.c: Likewise.
8523 * calls.c: Likewise.
8524 * tree-ssa-coalesce.c: Likewise.
8525 * tree.def: Likewise.
8526 * tree-dfa.c: Likewise.
8527 * except.c: Likewise.
8528 * except.h: Likewise.
8529 * cfgexpand.c: Likewise.
8530 * tree-cfgcleanup.c: Likewise.
8531 * tree-ssa-pre.c: Likewise.
8532 * tree-ssa-live.c: Likewise.
8533 * tree-sra.c: Likewise.
8534 * tree-ssa-live.h: Likewise.
8535 * tree-predcom.c: Likewise.
8536 * lambda.h: Likewise.
8537 * tree-mudflap.c: Likewise.
8538 * ipa-prop.c: Likewise.
8539 * print-tree.c: Likewise.
8540 * tree-ssa-copy.c: Likewise.
8541 * ipa-prop.h: Likewise.
8542 * tree-ssa-forwprop.c: Likewise.
8543 * ggc-page.c: Likewise.
8544 * c-omp.c: Likewise.
8545 * tree-ssa-dce.c: Likewise.
8546 * tree-vect-patterns.c: Likewise.
8547 * tree-ssa-ter.c: Likewise.
8548 * tree-nested.c: Likewise.
8549 * tree-ssa.c: Likewise.
8550 * lambda-code.c: Likewise.
8551 * tree-ssa-loop-prefetch.c: Likewise.
8552 * tree-inline.c: Likewise.
8553 * tree-inline.h: Likewise.
8554 * tree-iterator.c: Likewise.
8555 * tree-optimize.c: Likewise.
8556 * tree-ssa-phiprop.c: Likewise.
8557 * tree-vect-transform.c: Likewise.
8558 * tree-object-size.c: Likewise.
8559 * tree-outof-ssa.c: Likewise.
8560 * cfgloop.c: Likewise.
8561 * system.h: Likewise.
8562 * tree-profile.c: Likewise.
8563 * cfgloop.h: Likewise.
8564 * c-gimplify.c: Likewise.
8565 * c-common.c: Likewise.
8566 * tree-vect-generic.c: Likewise.
8567 * tree-flow.h: Likewise.
8568 * c-common.h: Likewise.
8569 * basic-block.h: Likewise.
8570 * tree-ssa-structalias.c: Likewise.
8571 * tree-switch-conversion.c: Likewise.
8572 * tree-ssa-structalias.h: Likewise.
8573 * tree-cfg.c: Likewise.
8574 * passes.c: Likewise.
8575 * ipa-struct-reorg.c: Likewise.
8576 * ipa-struct-reorg.h: Likewise.
8577 * tree-ssa-reassoc.c: Likewise.
8578 * cfgrtl.c: Likewise.
8579 * varpool.c: Likewise.
8581 * tree-ssanames.c: Likewise.
8582 * tree-ssa-threadedge.c: Likewise.
8583 * langhooks-def.h: Likewise.
8584 * tree-ssa-operands.c: Likewise.
8585 * config/alpha/alpha.c: Likewise.
8586 * config/frv/frv.c: Likewise.
8587 * config/s390/s390.c: Likewise.
8588 * config/m32c/m32c.c: Likewise.
8589 * config/m32c/m32c-protos.h: Likewise.
8590 * config/spu/spu.c: Likewise.
8591 * config/sparc/sparc.c: Likewise.
8592 * config/i386/i386.c: Likewise.
8593 * config/sh/sh.c: Likewise.
8594 * config/xtensa/xtensa.c: Likewise.
8595 * config/stormy16/stormy16.c: Likewise.
8596 * config/ia64/ia64.c: Likewise.
8597 * config/rs6000/rs6000.c: Likewise.
8598 * config/pa/pa.c: Likewise.
8599 * config/mips/mips.c: Likewise.
8601 2008-07-28 Simon Baldwin <simonb@google.com>
8603 * c-pragma.c (handle_pragma_message): New function.
8604 (init_pragma): Register handle_pragma_message.
8605 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8608 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8610 PR tree-optimization/35252
8611 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8612 REALPART_EXPR to be considered as same load operation.
8614 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8616 PR tree-optimization/36830
8617 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8618 (expressions_equal_p): Return false if only one operand is null.
8620 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8622 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8623 version requirements.
8625 2008-07-26 Olivier Hainque <hainque@adacore.com>
8627 * collect2.c (symkind): New enum. Symbol kinds we care about.
8628 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8629 code and head comment accordingly.
8630 (scan_prog_file): Use symkind names instead of bare integers.
8632 2008-07-25 Jan Hubicka <jh@suse.cz>
8634 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8636 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8637 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8638 * dojump.c (clear_pending_stack_adjust): Likewise.
8639 * print-tree.c (print_node): Ignore DECL_INLINE.
8640 * tree-inline.c (inlinable_function_p): Likewise.
8642 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8644 * doc/extend.texi (hot attribute): Document that the hot attribute
8645 turns on -O3 for some ports.
8646 (cold attribute): Document that the cold attribute turns on -Os
8649 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8650 reflect function specific option support.
8652 * target.h (struct target_option_hooks): Add fields to say whether
8653 the cold attribute implies -Os and the hot attribute implies -O3.
8655 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8656 By default, do not turn on -Os for cold functions.
8657 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8658 not turn on -O3 for hot functions.
8660 * c-common.c (handle_hot_attribute): Use target hook to determine
8661 if hot functions should enable -O3.
8662 (handle_cold_attribute): Use target hook to determine if cold
8663 functions should enable -Os.
8665 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8666 (override_options): Move disable scheduling to
8667 optimization_options.
8668 (optimization_options): Disable scheduling here, not
8670 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8671 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8673 * config/ia64/ia64.c (ia64_override_options): Move setting
8674 scheduling flags to ia64_optimization_options.
8675 (ia64_optimization_options): Disable scheduling options here, and
8676 not in ia64_override_options.
8677 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8678 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8680 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8683 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8685 2008-07-25 Martin Jambor <mjambor@suse.cz>
8687 PR tree-optimization/36926
8688 * ipa-prop.c (ipa_analyze_call_uses): Call
8689 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8691 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8693 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8694 movv2si_internal): Add mem = reg alternative.
8696 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8699 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8700 DEFAULT_PCC_STRUCT_RETURN to 127.
8702 2008-07-24 Jan Hubicka <jh@suse.cz>
8704 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8705 (build_cgraph_edges): Likewise.
8706 * cgraph.c (cgraph_node): Do not update assembler hash.
8707 (cgraph_remove_node): Drop non-unit-at-a-time code.
8708 * tree-pass.h (pass_O0_always_inline): Remove.
8709 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8710 * toplev.c (process_options): Flag unit-at-a-time does not imply
8712 * cgraphunit.c: Update comments.
8713 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8714 (cgraph_assemble_pending_functions): Remove.
8715 (cgraph_reset_node): Drop non-unit-at-a-time code.
8716 (cgraph_finalize_function): Likewise.
8717 (cgraph_analyze_function): Likewise.
8718 (cgraph_finalize_compilation_unit): Likewise.
8719 (cgraph_expand_function): Likewise.
8720 (cgraph_optimize): Likesise.
8721 (save_inline_function_body): Likewise.
8722 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8723 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8724 * ipa-inline.c: Update comments.
8725 (enum inlining_mode): remove INLINE_SPEED.
8726 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8727 (cgraph_mark_inline_edge): Likewise.
8728 (try_inline): Likewise.
8729 (cgraph_decide_inlining_incrementally): Likewise.
8730 (cgraph_gate_inlining): Remove.
8731 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8732 (cgraph_gate_early_inlining): Likewise.
8733 (gate_inline_passes): Remove.
8734 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8735 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8736 pass_O0_always_inline): Remove.
8737 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8738 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8739 * opts.c (no_unit_at_a_time_default): Remove.
8740 (decode_options): Remove flag_unit_at_a_time reset and warning.
8741 * opts.h (no_unit_at_a_time_default): Remove.
8742 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8743 early in GNU dialect.
8744 (merge_decls): Update comment; drop unit-at-a-time check.
8745 (finish_decl): Likewise.
8746 (grok_declaration): Remove flag_inline_trees code.
8747 (finish_functions): Return on function returning non-void on all
8749 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8750 * cfgexpand.c (expand_one_static_var): Remove.
8751 (expand_one_var): Remove expand_one_static_var call.
8752 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8753 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8754 and flag_unit_at_a-time compatibility checks.
8755 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8756 * tree-inline.c (flag_inline_trees): Remove.
8757 (inlinable_function_p): Don't check it.
8758 (expand_call_inline): Remove non-unit-at-a-time code.
8759 * tree-inline.h (flag_inline_trees): Remove.
8760 * tree-optimize.c (execute_early_local_optimizations): Remove
8761 unit-at-a-time checks.
8762 (tree_rest_of_compilation): Likewise.
8763 * combine.c (setup_incoming_promotions): Likewise.
8764 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8765 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8766 * passes.c (pass_inline_parameters): Update comments; remove
8767 O0_alwaysinline pass.
8768 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8769 (execute_one_pass): Likewise.
8770 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8771 (ix86_function_sseregparm): Likewise.
8772 * arm.c (arm_function_in_section_p): Likewise.
8773 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8774 * varpool.c: Update comments.
8775 (decide_is_variable_needed): Remove unit-at-a-time checks.
8776 (varpool_finalize_decl): Likewise.
8778 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8780 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8782 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8784 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8786 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8787 imp symbol extension.
8789 2008-07-23 Ian Lance Taylor <iant@google.com>
8791 * tree-vrp.c (infer_value_range): Ignore asm statements when
8792 looking for memory accesses for -fdelete-null-pointer-checks.
8794 2008-07-24 Ben Elliston <bje@au.ibm.com>
8796 * config/spu/spu-c.c (__vector_keyword): New variable.
8797 (vector_keyword): Likewise.
8798 (spu_categorize_keyword): New function.
8799 (spu_macro_to_expand): Likewise.
8800 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8801 compiling an ISO C dialect.
8803 2008-07-24 Ben Elliston <bje@au.ibm.com>
8805 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8808 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8810 * configure: Regenerate.
8811 * configure.ac: Require texinfo 4.7.
8812 * doc/install.texi: Document texinfo 4.7 requirement.
8814 2008-07-23 Martin Jambor <mjambor@suse.cz>
8816 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8817 rather than for DECL_SAVED_TREE.
8818 * ipa-prop.c: Include diagnostic.h.
8819 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8821 (ipa_detect_param_modifications): Function rewritten from scratch.
8822 (ipa_compute_jump_functions): Changed accesses to modification flags.
8823 (ipa_free_node_params_substructures): Update flags destruction.
8824 (ipa_node_duplication_hook): Update flags duplication.
8825 (ipa_print_all_params_modified): Updated flag access.
8826 * ipa-prop.h (struct ipa_param_flags): New structure.
8827 (struct ipa_node_params): New field modification_analysis_done,
8828 modified_flags changed into param_flags.
8829 (ipa_is_ith_param_modified): Changed to use new flags.
8830 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8832 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8833 ipa-cp.c and split into two functions.
8834 (ipa_print_node_jump_functions): New function.
8835 (compute_scalar_jump_functions): New function.
8836 (type_like_member_ptr_p): New function.
8837 (compute_pass_through_member_ptrs): New function.
8838 (fill_member_ptr_cst_jump_function): New function.
8839 (determine_cst_member_ptr): New function.
8840 (compute_cst_member_ptr_arguments): New function.
8841 (ipa_compute_jump_functions): Complete rewrite.
8842 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8843 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8844 (struct ipa_member_ptr_cst): New structure.
8845 (union jump_func_value): New field member_cst.
8846 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8847 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8848 jump function types.
8849 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8850 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8851 instead of ipcp_print_all_jump_functions.
8852 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8853 only for replacable scalars.
8855 * doc/invoke.texi (Optimize options): Add description of
8856 -findirect-inlining.
8857 * common.opt (flag_indirect_inlining): New flag.
8858 * opts.c (decode_options): Set flag_indirect_inlining when
8861 * ipa-inline.c: Include ipa-prop.h.
8862 (inline_indirect_intraprocedural_analysis): New function.
8863 (inline_generate_summary): Allocate parameter and argument info
8864 structures, call inline_indirect_intraprocedural_analysis on each
8865 node when doing indirect inlining and deallocate indirect inlining
8866 data structures in the end.
8867 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8868 (free_all_ipa_structures_after_iinln): New function.
8869 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8871 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8873 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8874 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8875 of computing the frequency separately.
8876 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8877 of computing the frequency separately.
8878 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8879 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8880 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8881 (ipa_get_stmt_member_ptr_load_param): New function.
8882 (ipa_is_ssa_with_stmt_def): New function.
8883 (ipa_note_param_call): New function.
8884 (ipa_analyze_call_uses): New function.
8885 (ipa_analyze_stmt_uses): New function.
8886 (ipa_analyze_params_uses): New function.
8887 (ipa_free_node_params_substructures): Also free the param_calls linked
8889 (ipa_node_duplication_hook): Also duplicate the param_calls
8891 (ipa_print_node_param_flags): New function.
8892 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8893 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8894 * ipa-prop.h (struct ipa_param_flags): New field called.
8895 (struct ipa_param_call_note): New structure.
8896 (struct ipa_node_params): New fields param_calls and
8898 (ipa_is_ith_param_called): New function.
8899 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8900 ipa_analyze_params_uses and dump parameter flags.
8902 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8903 ipa_propagate_indirect_call_infos if performing indirect inlining,
8904 pass a new parameter new_edges to it.
8905 (add_new_edges_to_heap): New fucntion.
8906 (cgraph_decide_inlining_of_small_functions): New vector
8907 new_indirect_edges for newly found indirect edges , call
8908 ipa_propagate_indirect_call_infos after inlining.
8909 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8910 inlining if performing indirect inlining. Call
8911 free_all_ipa_structures_after_iinln when doing so too.
8912 (inline_generate_summary): Do not call
8913 free_all_ipa_structures_after_iinln here.
8914 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8915 (print_edge_addition_message): New function.
8916 (update_call_notes_after_inlining): New function.
8917 (propagate_info_to_inlined_callees): New function.
8918 (ipa_propagate_indirect_call_infos): New function.
8919 * ipa-prop.h: Include cgraph.h
8920 (struct ipa_param_call_note): Fields reordered, new field processed.
8921 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8923 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8924 rediscovered call statements.
8925 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8926 (dump_cgraph_node): Dump also the indirect_call flag.
8927 (cgraph_clone_edge): Copy also the indirect_call flag.
8928 * tree-inline.c (copy_bb): Do not check for fndecls from call
8929 expressions, check for edge availability when moving clones.
8930 (get_indirect_callee_fndecl): New function.
8931 (expand_call_inline): If callee declaration is not apprent from
8932 the statement, try calling get_indirect_callee_fndecl. Do not
8933 issue warnings or call sorry when not inlinings an indirect edge.
8934 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8936 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8937 bit more frandly to matching.
8938 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8939 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8940 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8942 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8945 * opth-gen.awk: Suppress function specific features when building
8947 * optc-gen.awk: Ditto.
8949 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8952 * diagnostic.c (pedwarn): Add opt parameter.
8954 * c-tree.h (pedwarn_init): Add opt parameter.
8955 (pedwarn_c90): Likewise.
8956 (pedwarn_c99): Likewise.
8957 * c-errors.c (pedwarn_c99): Likewise.
8958 (pedwarn_c90): Likewise.
8959 * toplev.h (pedwarn): Update declaration.
8960 (pedwarn0): Declare.
8961 * c-lex.c: All calls to pedwarn changed.
8962 * builtins.c: All calls to pedwarn changed.
8963 * toplev.c: All calls to pedwarn changed.
8964 * c-decl.c: All calls to pedwarn changed.
8965 * c-typeck.c: All calls to pedwarn changed.
8966 * c-common.c: All calls to pedwarn changed.
8967 * c-parser.c: All calls to pedwarn changed.
8969 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8970 Karthik Kumar <karthikkumar@gmail.com>
8972 * attribs.c (file scope): Include c-common.h.
8973 (decl_attributes): Add support for #pragma GCC optimize and
8976 * targhooks.c (default_can_inline_p): New function that is the
8977 default for the TARGET_CAN_INLINE_P target hook.
8979 * targhooks.h (default_can_inline_p): Add declaration.
8981 * tree.c (cl_optimization_node): New static tree for building
8982 OPTIMIZATION_NODE tree.
8983 (cl_target_option_node): New static tree for building
8984 TARGET_OPTION_NODE tree.
8985 (cl_option_hash_table): New hash table for hashing
8986 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8987 (cl_option_hash_hash): New function to provide the hash value for
8988 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8989 (cl_option_hash_eq): New function to provide an equality test for
8990 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8991 (tree_code_size): Add support for OPTIMIZATION_NODE and
8992 TARGET_OPTION_NODE trees.
8993 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8994 TARGET_OPTION_NODE trees.
8995 (build_optimization_node): Build a tree that has all of the
8996 current optimization options.
8997 (build_target_option_node): Build a tree that has the target
8998 options that might be changed on a per function basis.
9000 * tree.h (file scope): Include options.h.
9001 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9002 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9003 (TREE_OPTIMIZATION): Ditto.
9004 (TREE_TARGET_SPECIFIC): Ditto.
9005 (struct tree_function_decl): Add fields for remembering the
9006 current optimization options and target specific options.
9007 (struct tree_optimization_option): New tree variant that remembers
9008 the optimization options.
9009 (struct tree_target_option): New tree variant that remembers the
9010 target specific flags that might change for compiling a particular
9012 (union tree_node): Include tree_optimization_option and
9013 tree_target_option fields.
9014 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9015 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9016 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9017 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9018 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9019 optimization and target options.
9020 (optimization_default_node): New macro to refer to global_trees
9022 (optimization_current_node): Ditto.
9023 (optimization_cold_node): Ditto.
9024 (optimization_hot_node): Ditto.
9025 (target_option_default_node): Ditto.
9026 (target_option_current_node): Ditto.
9027 (current_option_pragma): Ditto.
9028 (current_optimize_pragma): Ditto.
9030 * target.h (struct gcc_target): Add valid_option_attribute_p,
9031 target_option_save, target_option_restore, target_option_print,
9032 target_option_pragma_parse, and can_inline_p hooks.
9034 * toplev.h (parse_optimize_options): Add declaration.
9035 (fast_math_flags_struct_set_p): Ditto.
9037 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9038 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9041 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9042 tree_can_inline_p hook to see if one function can inline another.
9043 (cgraph_decide_inlining): Ditto.
9044 (cgraph_decide_inlining_incrementally): Ditto.
9046 * opts.c (decode_options): Add support for running multiple times
9047 to allow functions with different target or optimization options
9048 than was specified on the command line.
9049 (fast_math_flags_struct_set_p): New function that is similar to
9050 fast_math_flags_set_p, except it uses the values in the
9051 cl_optimization structure instead of global variables.
9053 * optc-gen.awk: Add support for TargetSave to allow a back end to
9054 declare new fields that need to be saved when using function
9055 specific options. Include flags.h and target.h in the options.c
9056 source. Add support for Save to indicate which options can be set
9057 for individual functions. Generate cl_optimize_save,
9058 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9059 cl_target_option_restore, cl_target_option_print functions to
9060 allow functions to use different optimization or target options.
9062 * opt-functions.awk (var_type_struct): Return the type used for
9063 storing the field in a structure.
9065 * opth-gen.awk: Add support for TargetSave to allow a back end to
9066 declare new fields that need to be saved when using function
9067 specific options. Add support for Save to indicate which options
9068 can be set for individual functions. Only generate one extern for
9069 Mask fields. Generate cl_optimization and cl_target_option
9070 structures to remember optimization and target options.
9072 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9073 collecting new tree nodes.
9074 (TS_TARGET_OPTION): Ditto.
9076 * c-decl.c (merge_decls): Merge function specific target and
9077 optimization options.
9079 * function.c (invoke_set_current_function_hook): If the function
9080 uses different optimization options, change the global variables
9083 * coretypes.h (struct cl_optimization): Add forward reference.
9084 (struct cl_target_option): Ditto.
9086 * c-pragma.c (option_stack): New static vector to remember the
9087 current #pragma GCC option stack.
9088 (handle_pragma_option): New function to support #pragma GCC option
9089 to change target options.
9090 (optimize_stack): New static vector to remember the current
9091 #pragma GCC optimize stack.
9092 (handle_pragma_optimize): New function to support #pragma GCC
9093 optimize to change optimization options.
9094 (init_pragma): Add support for #pragma GCC optimize and #pragma
9097 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9098 optimization options.
9099 (TARGET_OPTION_NODE): New tree code for remembering certain target
9102 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9103 TARGET_OPTION_NODE trees.
9105 * common.opt (-O): Add Optimization flag.
9107 (-fmath-errno): Ditto.
9108 (-falign-functions): Add UInteger flag to make sure flag gets full
9109 int in cl_optimization structure.
9110 (-falign-jumps): Ditto.
9111 (-falign-labels): Ditto.
9112 (-falign-loops): Ditto.
9113 (-fsched-stalled-insns): Ditto.
9114 (-fsched-stalled-insns-dep): Ditto.
9116 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9118 (TARGET_OPTION_SAVE): Ditto.
9119 (TARGET_OPTION_RESTORE): Ditto.
9120 (TARGET_OPTION_PRINT): Ditto.
9121 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9122 (TARGET_CAN_INLINE_P): Ditto.
9123 (TARGET_INITIALIZER): Add new hooks.
9125 * tree-inline.c (tree_can_inline_p): New function to determine
9126 whether one function can inline another. Check if the functions
9127 use compatible optimization options, and also call the backend
9130 * tree-inline.h (tree_can_inline_p): Add declaration.
9132 * c-common.c (c_common_attribute): Add support for option and
9133 optimize attributes.
9134 (handle_option_attribute): Add support for the option attribute to
9135 allow the user to specify different target options for compiling a
9137 (handle_optimize_attribute): Add support for the optimize
9138 attribute to allow the user to specify different optimization
9139 options for compiling a specific function.
9140 (handle_hot_attribute): Turn on -O3 optimization for this one
9141 function if it isn't the default optimization level.
9142 (handle_cold_attribute): Turn on -Os optimization for this one
9143 function if it insn't the default optimization.
9144 (const_char_p): New const char * typedef.
9145 (optimize_args): New static vector to remember the optimization
9147 (parse_optimize_options): New function to set up the optimization
9148 arguments from either the optimize attribute or #pragma GCC optimize.
9150 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9151 (builtin_define_std): Ditto.
9153 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9154 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9155 (x86_64-*-*): Ditto.
9157 * Makefile.in (TREE_H): Add options.h.
9158 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9160 * doc/extend.texi (option attribute): Document new attribute.
9161 (optimize attribute): Ditto.
9162 (hot attribute): Document hot attribute sets -O3.
9163 (cold attribute): Document cold attribute sets -Os.
9164 (#pragma GCC option): Document new pragma.
9165 (#pragma GCC optimize): Ditto.
9167 * doc/options.texi (TargetSave): Document TargetSave syntax.
9168 (UInteger): Document UInteger must be used for certain flags.
9169 (Save): Document Save option to create target specific options
9170 that can be saved/restored on a function specific context.
9172 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9173 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9175 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9176 (TARGET_OPTION_SAVE): Ditto.
9177 (TARGET_OPTION_RESTORE): Ditto.
9178 (TARGET_OPTION_PRINT): Ditto.
9179 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9180 (TARGET_CAN_INLINE_P): Ditto.
9182 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9184 (-mfpmath=both): Ditto.
9186 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9187 Karthik Kumar <karthikkumar@gmail.com>
9189 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9190 (TARGET_POPCNT): Ditto.
9191 (TARGET_SAHF): Ditto.
9192 (TARGET_AES): Ditto.
9193 (TARGET_PCLMUL): Ditto.
9194 (TARGET_CMPXCHG16B): Ditto.
9195 (TARGET_RECIP): Move switch into target_flags.
9196 (TARGET_FUSED_MADD): Ditto.
9197 (ix86_arch_features): Make an unsigned char type.
9198 (ix86_tune_features): Ditto.
9199 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9200 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9201 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9203 * config/i386/i386.opt (arch): New TargetSave field to define
9204 fields that need to be saved for function specific option support.
9207 (branch_cost): Ditto.
9208 (ix86_isa_flags_explicit): Ditto.
9209 (tune_defaulted): Ditto.
9210 (arch_specified): Ditto.
9211 (-m128-long-double): Add Save flag to save option for target
9212 specific option support.
9214 (-maccumulate-outgoing-args): Ditto.
9215 (-malign-double): Ditto.
9216 (-malign-stringops): Ditto.
9217 (-mfancy-math-387): Ditto.
9218 (-mhard-float): Ditto.
9220 (-minline-all-stringops): Ditto.
9221 (-minline-stringops-dynamically): Ditto.
9222 (-mms-bitfields): Ditto.
9223 (-mno-align-stringops): Ditto.
9224 (-mno-fancy-math-387): Ditto.
9225 (-mno-push-args): Ditto.
9226 (-mno-red-zone): Ditto.
9227 (-mpush-args): Ditto.
9228 (-mred-zone): Ditto.
9230 (-msseregparm): Ditto.
9231 (-mstack-arg-probe): Ditto.
9246 (-mrecip): Move flag into target_flags.
9248 (-mno-fused-madd): Ditto.
9249 (-mfused-madd): Ditto.
9250 (-mabm): Move flag into ix86_isa_flags.
9257 * config/i386/i386-c.c: New file for #pragma support.
9258 (ix86_target_macros_internal): New function to #define or #undef
9259 target macros based when the user uses the #pragma GCC option to
9260 change target options.
9261 (ix86_pragma_option_parse): New function to add #pragma GCC option
9263 (ix86_target_macros): Move defining the target macros here from
9264 TARGET_CPU_CPP_BUILTINS in i386.h.
9265 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9266 defined, initialize any subtarget #pragmas.
9268 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9269 REGISTER_TARGET_PRAGMAS.
9271 * config/i386/t-i386: New file for x86 dependencies.
9272 (i386.o): Make dependencies mirror the include files used.
9273 (i386-c.o): New file, add dependencies.
9275 * config/i386/i386-protos.h (override_options): Add bool argument.
9276 (ix86_valid_option_attribute_tree): Add declaration.
9277 (ix86_target_macros): Ditto.
9278 (ix86_register_macros): Ditto.
9280 * config/i386/i386.c (ix86_tune_features): Move initialization of
9281 the target masks to initial_ix86_tune_features to allow functions
9282 to have different target options. Make type unsigned char,
9283 instead of unsigned int.
9284 (initial_ix86_tune_features): New static vector to hold processor
9285 masks for the tune variables.
9286 (ix86_arch_features): Move initialization of the target masks to
9287 initial_ix86_arch_features to allow functions to have different
9288 target options. Make type unsigned char, instead of unsigned int.
9289 (initial_ix86_arch_features): New static vector to hold processor
9290 masks for the arch variables.
9291 (enum ix86_function_specific_strings): New enum to describe the
9292 string options used for attribute((option(...))).
9293 (ix86_target_string): New function to return a string that
9294 describes the target options.
9295 (ix86_debug_options): New function to print the current options in
9297 (ix86_function_specific_save): New function hook to save the
9298 function specific global variables in the cl_target_option structure.
9299 (ix86_function_specific_restore): New function hook to restore the
9300 function specific variables from the cl_target_option structure to
9301 the global variables.
9302 (ix86_function_specific_print): New function hook to print the
9303 target specific options in the cl_target_option structure.
9304 (ix86_valid_option_attribute_p): New function hook to validate
9305 attribute((option(...))) arguments.
9306 (ix86_valid_option_attribute_tree): New function that is common
9307 code between attribute((option(...))) and #pragma GCC option
9308 support that parses the options and returns a tree holding the options.
9309 (ix86_valid_option_attribute_inner_p): New helper function for
9310 ix86_valid_option_attribute_tree.
9311 (ix86_can_inline_p): New function hook to decide if one function
9312 can inline another on a target specific basis.
9313 (ix86_set_current_function); New function hook to switch target
9314 options if the user used attribute((option(...))) or #pragma GCC
9316 (ix86_tune_defaulted): Move to static file scope from
9318 (ix86_arch_specified): Ditto.
9319 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9321 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9322 (OPTION_MASK_ISA_ABM_SET): Ditto.
9323 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9324 (OPTION_MASK_ISA_CX16_SET): Ditto.
9325 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9326 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9327 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9328 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9329 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9330 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9331 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9332 (struct ptt): Move to static file scope from override_options.
9333 (processor_target_table): Ditto.
9335 (ix86_handle_option): Add support for options that are now isa options.
9336 (override_options): Add support for declaring functions that
9337 support different target options than were specified on the
9338 command line. Move struct ptt, processor_target_table, cpu_names,
9339 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9340 Add bool argument. Fix up error messages so the appropriate error
9341 is given for either command line or attribute.
9342 (ix86_previous_fndecl): New static to remember previous function
9343 declaration to see if we need to change target options.
9344 (ix86_builtins_isa): New array to record the ISA of each builtin
9346 (def_builtin): Always create the builtin function, even if the
9347 current ISA doesn't support it.
9348 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9349 tests for those builtins.
9350 (ix86_init_builtins): Remove TARGET_MMX test for calling
9351 ix86_init_mmx_sse_builtins.
9352 (ix86_expand_builtin): If the current ISA doesn't support a given
9353 builtin, signal an error.
9354 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9355 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9356 (TARGET_OPTION_SAVE): Ditto.
9357 (TARGET_OPTION_RESTORE): Ditto.
9358 (TARGET_OPTION_PRINT): Ditto.
9359 (TARGET_CAN_INLINE_P): Ditto.
9361 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9363 * c-typeck.c (build_external_ref): Don't call assemble_external.
9364 * final.c (output_operand): Call assemble_external.
9366 2008-07-21 DJ Delorie <dj@redhat.com>
9368 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9369 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9371 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9373 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9374 original insn and splitter contents into ...
9375 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9376 flag_unsafe_math_optimizations. Add dummy scratch register.
9377 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9378 !flag_unsafe_math_optimizations. Returns number with next
9379 highest magnitude if this is still less or equal to the true
9380 quotient in magnitude.
9382 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9384 * Makefile.in: Replace toplev.h with TOPLEV_H.
9385 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9386 * c-lex.c (fe_file_change): Don't set in_system_header.
9387 * c-parser.c (c_token): Remove in_system_header.
9388 (c_lex_one_token): Don't set in_system_header.
9389 (c_parser_set_source_position_from_token): Don't set in_system_header.
9390 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9393 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9394 * flags.h (in_system_header): Remove.
9395 * function.c (saved_in_system_header): Remove.
9396 (push_cfun): Don't set in_system_header.
9397 (pop_cfun): Don't set in_system_header.
9398 (push_struct_function): Don't set in_system_header.
9399 * input.h (expanded_location): Add sysp.
9400 (in_system_header_at): New.
9401 (in_system_header): New.
9402 * toplev.c (in_system_header): Remove.
9403 * toplev.h: Include input.h
9405 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9406 * tree-ssa.c (warn_uninit): Call warning_at.
9407 (warn_uninitialized_var): Update calls to warn_uninit.
9408 (warn_uninitialized_phi): Update calls to warn_uninit.
9409 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9410 (expand_location): Initialize xloc.sysp.
9411 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9412 (tree_decl_with_vis): Remove in_system_header_flag.
9414 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9417 * recog.c (asm_operand_ok): Change the order of the extra
9418 memory constraint checks.
9420 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9423 * tree-switch-conversion.c (build_one_array): Call
9424 varpool_mark_needed_node and varpool_finalize_decl
9425 instead of assemble_variable.
9427 2008-07-19 Jan Hubicka <jh@suse.cz>
9429 * cgraph.c (cgraph_add_new_function): Do early local passes.
9430 * tree-nrv.c (gate_pass_return_slot): New gate.
9431 (pass_nrv): Add the gate.
9432 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9434 (coalesce_ssa_name): Coalesce SSA names.
9435 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9436 not optimizing so unused user vars remains visible.
9437 * common.opt (flag_tree_ter): Always enable by default.
9438 * tree-ssa-ter.c: Include flags.h
9439 (is_replaceable_p): Check that locations match; when aliasing
9440 is missing be conservative about loads.
9441 * tree-optimize.c (gate_init_datastructures): Remove.
9442 (pass_init_datastructures): New.
9443 * passes.c: Reorder passes so we always go into SSA.
9445 2008-07-19 Jan Hubicka <jh@suse.cz>
9447 * doc/extend.texi (flatten attribute): Remove note about
9449 * doc/invoke.texi (--combine): Likewise.
9450 (-finline-functions-called-once): Update levels when enabled.
9451 (-funit-at-a-time): Document new behaviour.
9452 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9453 -fno-section-anchors when disabled explicitly.
9454 (inline params): They are not ignored now.
9455 (precompiled headers): Remove unit-at-a-time as being incompatible.
9456 * opts.c (decode_options): Handle unit-at-a-time as alias;
9457 imply -fno-section-anchors when toplevel reorder is disabled
9459 * common.opt (ftoplevel-reorder): Set default value to 2.
9460 (funit-at-a-time): Set default value to 1.
9461 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9464 2008-07-19 Jan Hubicka <jh@suse.cz>
9466 * builtins.c (expand_builtin_int_roundingfn,
9467 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9470 2008-07-19 Richard Guenther <rguenther@suse.de>
9473 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9474 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9475 * tree-ssa-pre.c (get_expr_value_id): For newly created
9476 constant value-ids make sure to add the expression to its
9479 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9482 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9483 return value of the builtin is ignored.
9485 2008-07-19 Olivier Hainque <hainque@adacore.com>
9487 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9488 bits, a C conformant malloc implementation has to provide.
9489 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9491 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9495 * reload.c (find_reloads_subreg_address): Only reload address if
9496 reloaded == 0, not for reloaded != 1.
9499 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9500 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9501 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9502 m32c_legitimize_reload_address.
9504 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9505 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9506 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9508 2008-07-19 Olivier Hainque <hainque@adacore.com>
9510 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9511 argument, saying whether nested array are to be collapsed
9512 into a single array type DIE with multiple subscripts.
9513 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9514 issues, centralize the nested array types collapsing control and
9515 disable the transformation for Ada.
9517 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9520 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9522 (x86_64_shift_adj_2): New expander.
9523 (x86_64_shift_adj_3): Ditto.
9524 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9525 to split TImode operands.
9526 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9527 (ix86_split_lshr): Ditto.
9529 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9531 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9532 and __CHAR32_TYPE__.
9533 * c-typeck.c (digest_init): Support char16_t and char32_t.
9534 (set_nonincremental_init_from_string): Idem.
9536 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9539 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9540 PREFERRED_STACK_BOUNDARY.
9541 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9543 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9546 * function.c (locate_and_pad_parm): Cap boundary earlier.
9548 2008-07-17 Julian Brown <julian@codesourcery.com>
9550 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9551 no-op for targets which don't use DLLs.
9553 2008-07-17 Martin Jambor <mjambor@suse.cz>
9555 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9556 that nodes are relevant by examining the node->analyzed flag.
9557 (ipcp_init_stage): Check which nodes are relevant, assert that the
9558 relevant ones are also required.
9559 (ipcp_propagate_stage): Check on the side arrays are properly
9561 (ipcp_print_all_jump_functions): Make sure not to touch any node
9562 that is not analyzed or an edge that does not have a corresponding
9563 entry in the on-the-side vectors.
9564 (ipcp_function_scale_print): Likewise.
9565 (ipcp_update_callgraph): Check that the node is relevant.
9566 (ipcp_insert_stage): Check that the node is relevant. Check there is
9567 an info for every node and edge.
9568 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9569 (ipa_print_all_tree_maps): Likewise and a new variable info.
9570 (ipa_print_all_params_modified): Likewise.
9571 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9573 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9576 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9578 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9580 PR rtl-optimization/36753
9581 * fwprop.c (use_killed_between): Don't shortcut
9582 single-definition global registers.
9584 2008-07-16 Jan Hubicka <jh@suse.cz>
9586 * cgraph.h (varpool_empty_needed_queue): Declare.
9587 * cgraphunit.c (output_in_order): Mark all variables as needed;
9589 * varpool.c (varpool_assemble_node): Update debug queue.
9590 (varpool_assemble_pending_decls): Don't do it here.
9591 (varpool_empty_needed_queue): New function.
9593 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9595 * recog.c (peephole2_optimize): Fix formatting.
9597 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9599 * c-pch.c (get_ident): Avoid C++ keywords.
9600 * combine-stack-adj.c (single_set_for_csa): Likewise.
9601 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9602 output_asm_insn): Likewise.
9603 * reload.c (push_secondary_reload, find_reusable_reload,
9604 push_reload, combine_reloads, find_reloads,
9605 debug_reload_to_stream): Likewise.
9606 * reload.h (struct reload): Likewise.
9607 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9608 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9609 emit_output_reload_insns): Likewise.
9610 * targhooks.c (default_secondary_reload): Likewise.
9611 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9613 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9615 * recog.c (validate_change_1, validate_change,
9616 validate_unshare_change, validate_replace_rtx_1, struct
9617 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9619 * reload.c (push_secondary_reload, secondary_reload_class,
9620 scratch_reload_class, find_valid_class, find_reusable_reload,
9621 push_reload, find_dummy_reload, find_reloads_address_1,
9622 find_reloads_address_part, find_equiv_reg): Likewise.
9623 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9624 choose_reload_regs): Likewise.
9625 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9627 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9628 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9629 * sched-rgn.c (concat_INSN_LIST): Likewise.
9630 * stor-layout.c (mode_for_size, mode_for_size_tree,
9631 smallest_mode_for_size): Likewise.
9633 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9635 * cfg.c (dump_reg_info): Avoid C++ keywords.
9636 * dwarf2asm.c (dw2_force_const_mem,
9637 dw2_asm_output_encoded_addr_rtx): Likewise.
9638 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9639 * expmed.c (expand_shift): Likewise.
9640 * global.c (find_reg): Likewise.
9641 * graph.c (draw_edge): Likewise.
9642 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9643 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9644 widen_clz, widen_bswap, expand_parity, expand_unop,
9645 emit_cmp_and_jump_insn_1): Likewise.
9646 * postreload.c (reload_cse_simplify_operands): Likewise.
9647 * ra.h (add_neighbor): Likewise.
9648 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9649 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9650 record_reg_classes, copy_cost, record_address_regs,
9651 invalid_mode_change_p): Likewise.
9652 * regrename.c (regrename_optimize, scan_rtx_reg,
9653 dump_def_use_chain, find_oldest_value_reg,
9654 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9656 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9658 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9659 MASK_POWERPC64 for power4 in previous commit.
9661 2008-07-16 Olivier Hainque <hainque@adacore.com>
9663 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9664 instead of bare conversion to cast const-ness away.
9666 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9668 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9669 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9670 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9671 (TARGET_FUNCTION_VALUE): Define.
9673 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9675 * config/rs6000/rs6000.c (processor_target_table): Add
9676 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9678 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9681 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9682 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9683 m32c_legitimize_reload_address.
9685 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9687 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9688 DECL_IN_SYSTEM_HEADER in sync.
9690 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9692 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9693 * tree-ssa-pre.c (pre_expr_eq): Ditto
9694 (get_constant_for_value_id): Take a type as an argument.
9695 (fully_constant_expression): Pass in type.
9696 (find_or_generate_expression): Short circuit constant case.
9697 (create_expression_by_pieces): Remove special casing of
9699 (do_regular_insertion): Short circuit constant case.
9700 (do_partial_partial_insertion): Ditto.
9702 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9705 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9707 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9709 * config/xtensa/libgcc-xtensa.ver: New file.
9710 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9712 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9714 * df-problems.c (df_set_note): Avoid C++ keywords.
9715 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9716 * dse.c (record_store, remove_useless_values): Likewise.
9717 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9718 gen_reg_rtx_offset, operand_subword, change_address_1,
9719 change_address, adjust_address_1, offset_address,
9720 widen_memory_access, emit_copy_of_insn_after): Likewise.
9721 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9722 * fwprop.c (should_replace_address, propagate_rtx_1,
9723 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9725 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9726 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9727 * lcm.c (compute_insert_delete, pre_edge_lcm,
9728 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9729 * lower-subreg.c (resolve_reg_notes): Likewise.
9730 * mode-switching.c (optimize_mode_switching): Likewise.
9732 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9734 * bt-load.c (add_btr_def, migrate_btr_def,
9735 branch_target_load_optimize): Avoid C++ keywords.
9736 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9738 * combine.c (subst, simplify_set, make_extraction,
9739 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9740 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9741 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9743 2008-07-15 Richard Guenther <rguenther@suse.de>
9746 * c-common.c (strict_aliasing_warning): Do not warn for
9747 TYPE_REF_CAN_ALIAS_ALL pointers.
9748 (c_common_get_alias_set): may_alias types are not special.
9749 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9750 attribute and set can_ref_all accordingly.
9751 (build_reference_type_for_mode): Likewise.
9752 * doc/extend.texi (may_alias): Clarify.
9754 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9757 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9758 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9760 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9763 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9764 gcc_assert, instead call output_operand_lossage.
9766 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9768 * builtins.c (std_canonical_va_list): Treat structure based
9771 2008-07-15 Ben Elliston <bje@au.ibm.com>
9773 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9775 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9777 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9780 2008-07-14 Jan Hubicka <jh@suse.cz>
9782 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9783 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9784 fix predicates and constraints.
9785 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9786 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9788 2008-07-14 Doug Kwan <dougkwan@google.com>
9790 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9791 additional option file arm/eabi.opt.
9792 * config/arm/eabi.h (File): New configuration file for EABI targets.
9793 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9794 SUBSUBTARGET_EXTRA_SPECS.
9795 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9796 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9797 from STARTFILE_SPEC so that it can be referenced in an override.
9798 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9799 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9800 can be referenced in an override.
9801 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9802 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9803 so that it can be referenced in an override.
9804 (LINK_SPEC): Use BPABI_LINK_SPEC.
9805 * config/arm/eabi.opt (File): New.
9807 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9809 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9810 (FIXED_VALUE_H): New variable.
9811 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9812 input.h, fixed-value.h.
9813 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9814 (BASIC_BLOCK_H): Use $(BITMAP_H).
9815 (FUNCTION_H): Add varray.h.
9816 (IPA_REFERENCE_H): Use $(BITMAP_H).
9817 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9818 (DF_H): Use $(BITMAP_H).
9819 (GGC_H): Add statistics.h.
9821 (INSN_ATTR_H): Use it.
9822 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9824 (SYMTAB_H): Add $(OBSTACK_H).
9825 (CPP_INTERNAL_H): New.
9826 (TREE_DUMP_H): Add tree-pass.h.
9827 (TREE_FLOW_H): Use $(BITMAP_H)
9828 (PRETTY_PRINT_H): Use $(INPUT_H).
9829 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9832 (many object files): Fix lots of header dependencies throughout.
9834 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9836 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9838 (s-gtyp-input): Use them to write tmp-gi.list.
9839 (echo_to_gi.list): Remove.
9841 2008-07-14 Richard Guenther <rguenther@suse.de>
9843 * tree-ssa-sccvn.c (pre_info): Remove.
9844 (switch_to_PRE_table): Likewise.
9845 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9846 (set_hashtable_value_ids): Do not create value-ids for the
9848 (run_scc_vn): Remove double test. Remove bogus special-case
9849 in value-number printing.
9850 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9851 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9853 * tree-flow-inline.h (get_value_handle): Remove.
9854 * tree-flow.h (get_value_handle): Remove.
9856 2008-07-14 Martin Jambor <mjambor@suse.cz>
9858 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9859 in which we generate arithmetics is not a subrange.
9861 2008-07-14 Martin Jambor <mjambor@suse.cz>
9863 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9865 2008-07-14 Richard Guenther <rguenther@suse.de>
9867 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9869 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9872 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9873 reload for symbol refs moved to r0 with -fPIC.
9874 (legitimize_pic_address): Use the target register as temporary
9876 (emit_symbolic_move): Adjust comment.
9877 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9880 2008-07-14 Ben Elliston <bje@au.ibm.com>
9882 * c-common.h (C_CPP_HASHNODE): New macro.
9883 * coretypes.h (struct cpp_token): Forward declare.
9884 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9885 the context-sensitive keyword method.
9886 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9887 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9888 expand_bool_pixel): New.
9889 (altivec_categorize_keyword): New function.
9890 (init_vector_keywords): New function.
9891 (rs6000_macro_to_expand): Likewise.
9892 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9893 compiling an ISO C dialect.
9895 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9897 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9898 (create_expression_by_pieces): Fix typo.
9899 (do_regular_insertion): Use debug counter here too.
9901 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9904 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9905 CONST_OK_FOR_LETTER_P. All port-local users changed.
9906 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9907 implement Kp matching power-of-two.
9908 (CONSTRAINT_LEN): Define to match.
9909 * config/cris/cris.md: Replace all use of constraint K with Kc.
9910 ("*btst*): Use Kp for operand 0 of last alternative.
9912 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9915 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9918 2008-07-13 Jan Hubicka <jh@suse.cz>
9920 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9923 2008-07-13 Richard Guenther <rguenther@suse.de>
9926 * langhooks.c (lhd_print_error_function): Deal with recursive
9929 2008-07-12 Jan Hubicka <jh@suse.cz>
9931 * cgraph.c (assembler_name_hash): New static var.
9932 (hash_node_by_assembler_name, eq_assembler_name): New.
9933 (cgraph_node_for_asm): Use hashtable.
9934 (cgraph_remove_node): Maintain hashtable.
9935 (change_decl_assembler_name): Sanity check that names are not changing
9936 after aliasing was processed.
9937 * cgraph.h (varpoon_node): Add next GGC marker.
9938 * tree.c (decl_assembler_name_equal): Constify.
9939 (decl_assembler_name_hash): New.
9940 * tree.h (decl_assembler_name_equal): Constify.
9941 (decl_assembler_name_hash): Update.
9943 2008-07-12 David Daney <ddaney@avtrex.com>
9945 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9948 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9950 * doc/md.texi: Document the MIPS "v" constraint.
9951 * config/mips/mips.h (reg_class): Revert last change.
9952 (REG_CLASS_NAMES): Likewise.
9953 (REG_CLASS_CONTENTS): Likewise.
9954 * config/mips/mips.c (mips_regno_to_class): Likewise.
9955 * config/mips/constraints.md (v): Likewise, but add documentation.
9956 Add a comment to say that this constraint should not be used in
9959 2008-07-11 DJ Delorie <dj@redhat.com>
9961 * config/h8300/h8300.md (length): Fix branch offset limit.
9963 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9965 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9966 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9967 (avr_hard_regno_scratch_ok): New function.
9968 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9969 * config/avr/avr.md (all peepholes that request a scratch register):
9970 Remove avr_peep2_scratch_safe use.
9972 2008-07-11 Tom Tromey <tromey@redhat.com>
9973 Ian Lance Taylor <iant@google.com>
9975 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9976 (struct c_common_resword): Define.
9977 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9978 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9979 (c_common_reswords, num_c_common_reswords): Declare.
9980 * c-common.c (c_common_reswords): New global const array.
9981 (num_c_common_reswords): New const int.
9982 * c-parser.c (struct resword, reswords): Don't define.
9983 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9984 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9985 than reswords. If warning about C++ keywords, give them a special
9987 (c_lex_one_token): Warn about C++ keywords. Call
9988 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9989 (c_parser_external_declaration): Look for RID_xxx rather than
9990 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9991 (c_parser_statement_after_labels): Likewise.
9992 (c_parser_objc_class_instance_variables): Likewise.
9993 (c_parser_objc_class_declaration): Likewise.
9994 (c_parser_objc_try_catch_statement): Likewise.
9995 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9996 (declspecs_add_type): Likewise.
9998 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10000 * ggc-page.c (alloc_page):
10001 Substituting xmalloc, xcalloc with
10002 XNEWVEC and XCNEWVAR macros which add the
10005 2008-07-11 Richard Guenther <rguenther@suse.de>
10007 PR tree-optimization/36765
10008 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10009 aliases from HEAP vars to SMTs.
10011 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10013 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10014 * configure.ac (loose_warn): Move -Wc++-compat from here...
10015 (strict_warn): ...to here.
10016 * configure: Regenerate.
10018 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10020 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10021 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10022 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10023 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10024 excluding more specific h8300-*-* and sh-*-* targets.
10026 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10028 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10029 (eliminate): Ditto.
10030 (execute_pre): Call loop_optimizer_finalize in early exit.
10032 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10034 PR middle-end/36790
10035 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10036 uids in the bitmap, not just VAR_DECL uids.
10038 PR rtl-optimization/36419
10039 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10040 (combine_stack_adjustments_for_block): Call it if needed. Delete
10042 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10043 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10044 prologue sp adjustment.
10046 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10049 * opts.c (print_ignored_options): Report postponed diagnostics for
10050 unknown -Wno-* options as warnings, not errors.
10051 (postpone_unknown_option_error): Renamed to...
10052 (postpone_unknown_option_warning): ... this.
10054 2008-07-09 Doug Kwan <dougkwan@google.com>
10057 2008-07-08 Doug Kwan <dougkwan@google.com>
10059 * config/arm/arm.opt (mandroid): New option.
10060 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10061 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10063 (CC1PLUS_SPEC): Same.
10065 (STARTFILE_SPEC): Same.
10066 (ENDFILE_SPEC): Same.
10067 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10070 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10073 * config/mips/mips.h (reg_class): Remove V1_REG.
10074 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10075 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10076 instead of V1_REGS.
10077 (mips_get_tp): New function.
10078 (mips_legitimize_tls_address): Use it.
10079 * config/mips/constraints.md (v): Delete.
10080 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10081 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10082 After reload, split into a move and ...
10083 (*tls_get_tp_<mode>_split): ...this new instruction.
10085 2008-07-09 David Daney <ddaney@avtrex.com>
10087 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10089 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10091 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10092 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10094 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10095 htab_delete should be called. Don't free c.
10096 (lookup_tmp_var): Create temp_htab lazily.
10097 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10098 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10100 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10101 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10102 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10103 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10104 * tree-sra.c (generate_element_init): Likewise.
10105 * tree-mudflap.c (execute_mudflap_function_ops,
10106 execute_mudflap_function_decls): Likewise.
10107 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10108 * tree-gimple.h (struct gimplify_ctx): New type.
10109 (push_gimplify_context): Adjust prototype.
10111 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10113 * tree-ssa-pre.c (phi_translate_1): Update placement of
10114 add_to_value calls.
10116 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10118 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10119 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10120 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10121 * targhooks.c (default_hard_regno_scratch_ok): New function.
10122 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10123 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10124 * recog.c: Include "target.h".
10125 (peep2_find_free_register): Add check for global regs. Add target
10127 * Makefile.in (recog.o): Depend on target.h.
10129 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10131 * config/sh/sh.c (sh_canonical_va_list_type): New.
10132 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10134 2008-07-09 Raksit Ashok <raksit@google.com>
10136 * doc/invoke.texi (Option Summary): Mention new option
10137 -Wdisallowed-function-list=...
10138 (Warning Options): Document -Wdisallowed-function-list=...
10139 * common.opt (Wdisallowed-function-list=): New flag.
10140 * flags.h (warn_disallowed_functions): External definition of new
10141 boolean warning flag.
10142 (warn_if_disallowed_function_p): Declare new function.
10143 * opts.c (warning_disallowed_functions): New static variable.
10144 (warn_disallowed_functions): New boolean warning flag.
10145 (warn_if_disallowed_function_p): New function.
10146 (add_comma_separated_to_vector): Rename
10147 add_instrument_functions_exclude_list to this.
10148 (common_handle_option): Handle new option. Rename calls to
10149 add_instrument_functions_exclude_list into calls to
10150 add_comma_separated_to_vector.
10151 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10152 based on flag warn_disallowed_functions.
10154 2008-07-09 Christian Bruel <christian.bruel@st.com>
10156 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10157 instead of get_attr_length.
10159 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10161 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10163 * genemit.c (gen_insn): Likewise.
10164 * gengtype.c (note_def_vec): Likewise.
10165 * gengtype.h (note_def_vec): Likewise.
10166 * genoutput.c (struct data, output_insn_data, process_template,
10167 gen_expand, gen_split, note_constraint): Likewise.
10168 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10169 make_insn_sequence): Likewise.
10170 * gensupport.c (record_insn_name): Likewise.
10172 2008-07-08 Doug Kwan <dougkwan@google.com>
10174 * config/arm/arm.opt (mandroid): New option.
10175 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10176 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10178 (CC1PLUS_SPEC): Same.
10180 (STARTFILE_SPEC): Same.
10181 (ENDFILE_SPEC): Same.
10182 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10185 2008-07-08 Raksit Ashok <raksit@google.com>
10187 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10188 (set_storage_via_setmem): Fix expected_align parameter.
10189 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10190 missing from the list.
10191 * doc/md.texi (movmem): Explicitly state that expected alignment is
10192 to be expressed in bytes.
10193 (setmem): Explicitly state that expected alignment is to be expressed
10196 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10198 * reload.c (find_reloads_subreg_address): Do not require validity
10199 of address in original mode before reloading address.
10201 2008-07-07 Tianwei Sheng <tianweis@google.com>
10203 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10204 bounds array access.
10206 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10208 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10210 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10212 Fix PR tree-optimization/23455
10213 Fix PR tree-optimization/35286
10214 Fix PR tree-optimization/35287
10215 * Makefile.in (OBJS-common): Remove tree-vn.o.
10216 (tree-vn.o): Remove.
10217 * dbgcnt.def: Add treepre_insert debug counter.
10218 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10219 (debug_value_expressions): Ditto.
10220 (print_value_expressions): Ditto.
10221 * tree-pretty-print.c (dump_generic_node): Updated for
10222 VALUE_HANDLE removal.
10223 * tree-ssa-dom.c (record_equality): Ditto.
10224 (cprop_operand): Ditto.
10225 (lookup_avail_expr): Ditto.
10226 * tree-ssa-threadedge.c
10227 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10228 (simplify_control_stmt_condition): Ditto.
10229 * tree.c (tree_code_size): Ditto.
10230 (tree_node_structure): Ditto.
10231 (iterative_hash_expr): Ditto.
10233 * tree.h (VALUE_HANDLE_ID): Ditto.
10234 (VALUE_HANDLE_EXPR_SET): Ditto.
10235 (struct tree_value_handle): Ditto.
10236 (union tree_node): Ditto.
10237 * treestruct.def: Ditto.
10238 * tree-vn.c: Removed.
10239 * tree-ssa-pre.c: Rewritten entirely.
10240 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10241 (constant_value_ids): Ditto.
10242 (vn_nary_op_t): Moved to header.
10244 (vn_reference_op_t): Ditto
10245 (vn_reference_t): Ditto.
10246 (next_value_id): New variable.
10247 (VN_INFO): Add an assert.
10248 (vn_constant_eq): New function.
10249 (vn_constant_hash): Ditto.
10250 (get_or_alloc_constant_value_id): Ditto.
10251 (value_id_constant_p): Ditto.
10252 (vn_reference_compute_hash): De-staticify.
10253 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10254 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10255 (valueize_refs): Update opcode if it changes from ssa name to constant.
10256 (vn_reference_lookup_1): Add new argument.
10257 (vn_reference_lookup): Ditto.
10258 (vn_reference_lookup_pieces): New function.
10259 (vn_reference_insert): Add return type. Modify to deal with value ids.
10260 (vn_reference_insert_pieces): New function.
10261 (vn_nary_op_compute_hash): De-staticify.
10262 (vn_nary_op_eq): Ditto.
10263 (vn_nary_op_lookup_pieces): New function.
10264 (vn_nary_op_lookup): Add new argument.
10265 (vn_nary_op_insert_pieces): New function.
10266 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10267 (vn_phi_insert): Ditto.
10268 (visit_unary_op): Update for callee changes.
10269 (visit_binary_op): Ditto.
10270 (visit_reference_op_load): Ditto.
10271 (visit_reference_op_store): Ditto.
10272 (init_scc_vn): Init next_value_id, constant_to_value_id and
10273 constant_value_ids.
10274 (free_scc_vn): Free them.
10275 (set_hashtable_value_ids): New function.
10276 (run_scc_vn): Use it.
10277 (get_max_value_id): New function.
10278 (get_next_value_id): Ditto.
10279 (expressions_equal_p): Moved from tree-vn.c
10280 (sort_vuses): Ditto.
10281 (sort_vuses_heap): Ditto.
10282 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10284 * tree.c (iterative_hash_hashval_t): Made non-static
10285 * tree.h (iterative_hash_hashval_t): Declare it.
10287 2008-07-08 Martin Jambor <mjambor@suse.cz>
10289 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10290 instead of ipa_create_node_params.
10291 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10292 ipa_check_create_edge_args, free them with
10293 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10295 * ipa-prop.c: Include flags.h and tree-inline.h.
10296 (ipa_node_params_vector): New variable.
10297 (ipa_edge_args_vector): New variable.
10298 (edge_removal_hook_holder): New variable.
10299 (node_removal_hook_holder): New variable.
10300 (edge_duplication_hook_holder): New variable.
10301 (node_duplication_hook_holder): New variable.
10302 (ipa_detect_param_modifications): Check for presence of modified flags.
10303 (ipa_compute_jump_functions): Check for presence of jump functions.
10304 (ipa_free_edge_args_substructures): New function.
10305 (ipa_create_node_params): Removed.
10306 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10307 (ipa_free_node_params_substructures): New function.
10308 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10310 (ipa_edge_removal_hook): New function.
10311 (ipa_node_removal_hook): New function.
10312 (duplicate_array): New function.
10313 (ipa_edge_duplication_hook): New function.
10314 (ipa_node_duplication_hook): New function.
10315 (ipa_register_cgraph_hooks): New function.
10316 (ipa_unregister_cgraph_hooks): New function.
10317 (free_all_ipa_structures_after_ipa_cp): New function.
10319 * ipa-prop.h: Include vec.h.
10320 (ipa_node_params_t): New typedef with vector types for it.
10321 (ipa_edge_args_t): New typedef with vector types for it.
10322 (IPA_NODE_REF): Changed to access an on-the-side vector.
10323 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10324 (ipa_check_create_node_params): New function.
10325 (ipa_check_create_edge_args): New function.
10327 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10330 2008-07-07 Tom Tromey <tromey@redhat.com>
10332 * configure, config.in: Rebuilt.
10333 * configure.ac: Don't check for scandir or alphasort.
10335 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10337 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10338 types immediately after creating them.
10340 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10342 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10344 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10346 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10347 dump_constraint_graph.
10348 (dump_constraint_edge): New function.
10349 (dump_constraint_graph): New function.
10350 (debug_constraint_graph): New function.
10351 (dump_constraint): Removed useless comparison.
10352 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10353 (dump_constraint_graph): Declare.
10354 (debug_constraint_graph): Declare.
10355 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10357 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10359 * config/i386/i386.c (is_va_list_char_pointer): New.
10360 (ix86_va_start): Replace compare with ms_va_list_type_node
10361 by is_va_list_char_pointer.
10362 (ix86_gimplify_va_arg): Likewise.
10364 2008-07-07 Martin Jambor <mjambor@suse.cz>
10366 * cgraph.c (cgraph_edge_max_uid): New variable.
10367 (struct cgraph_edge_hook_list): New type.
10368 (struct cgraph_node_hook_list): New type.
10369 (struct cgraph_2edge_hook_list): New type.
10370 (struct cgraph_2node_hook_list): New type.
10371 (first_cgraph_edge_removal_hook): New variable.
10372 (first_cgraph_node_removal_hook): New variable.
10373 (first_cgraph_edge_duplicated_hook): New variable.
10374 (first_cgraph_node_duplicated_hook): New variable.
10375 (cgraph_add_edge_removal_hook): New function.
10376 (cgraph_remove_edge_removal_hook): New function.
10377 (cgraph_call_edge_removal_hooks): New function.
10378 (cgraph_add_node_removal_hook): New function.
10379 (cgraph_remove_node_removal_hook): New function.
10380 (cgraph_call_node_removal_hooks): New function.
10381 (cgraph_add_edge_duplication_hook): New function.
10382 (cgraph_remove_edge_duplication_hook): New function.
10383 (cgraph_call_edge_duplication_hooks): New function.
10384 (cgraph_add_node_duplication_hook): New function.
10385 (cgraph_remove_node_duplication_hook): New function.
10386 (cgraph_call_node_duplication_hooks): New function.
10387 (cgraph_create_edge): Assign to edge uid.
10388 (cgraph_remove_edge): Call edge removal hooks.
10389 (cgraph_node_remove_callees): Call edge removal hooks.
10390 (cgraph_node_remove_callers): Call edge removal hooks.
10391 (cgraph_remove_node): Call node removal hooks.
10392 (cgraph_clone_edge): Call edge duplication hooks.
10393 (cgraph_clone_node): Call node duplication hooks.
10395 * cgraph.h (cgraph_edge): New field uid.
10396 (cgraph_edge_hook): New type.
10397 (cgraph_node_hook): New type.
10398 (cgraph_2edge_hook): New type.
10399 (cgraph_2node_hook): New type.
10401 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10403 * config.in: Regenerate.
10405 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10407 * gcc.c (print_sysroot): New.
10408 (option_map, display_help, process_command): Handle the
10409 -print-sysroot option.
10410 (main): Print the sysroot if requested.
10411 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10413 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10416 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10418 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10420 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10421 (assign_parm_setup_block_p): Also check mode of entry_parm.
10423 2008-07-07 Richard Guenther <rguenther@suse.de>
10425 * tree-ssa-structalias.h (set_used_smts): Remove.
10426 * tree-ssa-structalias.c (used_smts): Likewise.
10427 (set_used_smts): Likewise.
10428 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10429 call to set_used_smts.
10431 2008-07-07 Richard Guenther <rguenther@suse.de>
10433 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10434 (new_var_info): Set it to false.
10435 (solution_set_add): Correctly handle pointers outside a var and
10437 (type_safe): Treat variables with is_full_var properly.
10438 (do_sd_constraint): Likewise.
10439 (do_ds_constraint): Likewise.
10440 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10441 (get_constraint_for_ptr_offset): New function.
10442 (get_constraint_for_component_ref): For addresses at least include
10443 the last field of the variable. Handle is_full_vars properly.
10444 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10445 (handle_ptr_arith): Remove.
10446 (find_func_aliases): Simplify assignment handling.
10447 (create_function_info_for): For parameter and result varinfos set
10449 (create_variable_info_for): Set is_full_var flag whenever we
10450 just created a single varinfo for a decl.
10451 (init_alias_vars): Initialize use_field_sensitive from
10452 max-fields-for-field-sensitive parameter.
10454 2008-07-07 Richard Guenther <rguenther@suse.de>
10456 PR tree-optimization/36713
10457 * tree-flow-inline.h (is_call_used): New function.
10458 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10459 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10460 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10462 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10464 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10466 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10468 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10470 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10471 Nathan Sidwell <nathan@codesourcery.com>
10473 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10474 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10476 * config/m68k/t-linux: New.
10477 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10480 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10482 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10483 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10486 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10488 * gcc.c (execute): Fix -Wc++-compat warning.
10490 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10493 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10494 constant for little endian.
10496 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10498 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10499 mips_base_mips16 instead of TARGET_MIPS16.
10500 (mips_base_mips16): Declare.
10501 * config/mips/mips.c (mips_base_mips16): Make global.
10502 (was_mips16_p): Remove GTY marker.
10503 (was_mips16_pch_p): New variable.
10504 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10505 (mips_override_options): Force to non-MIPS16 mode initially.
10506 Do not complain about MIPS16 PIC incompatibilities here.
10507 Only allow -mgpopt if -mexplicit-relocs is in force for
10510 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10512 * configure.ac: Check for caddr_t, define to char * if not defined.
10513 * configure: Regenerate.
10514 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10515 (mmap_gt_pch_use_address): Likewise.
10516 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10518 2008-07-06 Richard Guenther <rguenther@suse.de>
10520 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10521 (new_var_info): Deal with it.
10522 (solution_set_add): Likewise.
10523 (bitpos_of_field): Make signed, fix.
10524 (struct fieldoff): Remove type and decl fields. Make size field
10525 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10527 (fieldoff_compare): Deal with it.
10528 (push_fields_onto_fieldstack): Remove has_union argument, glob
10529 adjacent non-pointer fields together.
10530 (create_function_info_for): Do not set has_union.
10531 (create_variable_info_for): Simplify.
10533 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10535 * config.gcc (extra_headers): Add cross-stdarg.h for target
10536 x86_64-*-* and i?86-*-*.
10537 * config/i386/cross-stdarg.h: New.
10538 * builtins.c (std_fn_abi_va_list): New.
10539 (std_canonical_va_list_type): New.
10540 (stabilize_va_list): Replace va_list_type_node use by
10541 mtarget.canonical_va_list_type.
10542 (gimplify_va_arg_expr): Likewise.
10543 (expand_builtin_va_copy): Replace va_list_type_node use by
10544 mtarget.fn_abi_va_list.
10545 * tree-sra.c (is_va_list_type): New helper.
10546 (decl_can_be_decomposed_p): Replace
10547 va_list_type_node use by is_va_list_type.
10548 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10549 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10550 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10551 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10552 (ix86_enum_va_list): New.
10553 * config/i386/i386.c (sysv_va_list_type_node): New.
10554 (ms_va_list_type_node): New.
10555 (ix86_function_type_abi): Remove sorry.
10556 (ix86_build_builtin_va_list_abi): New.
10557 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10558 for 64-bit targets.
10559 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10560 (ix86_init_builtins_va_builtins_abi): New.
10561 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10562 for 64-bit targets.
10563 (ix86_handle_abi_attribute): New.
10564 (attribute_spec): Add sysv_abi and ms_abi.
10565 (ix86_fn_abi_va_list): New.
10566 (ix86_canonical_va_list_type): New.
10567 (ix86_enum_va_list): New.
10568 (TARGET_FN_ABI_VA_LIST): New.
10569 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10570 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10571 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10572 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10573 (TARGET_ENUM_VA_LIST): New.
10574 * expr.h (std_fn_abi_va_list): New.
10575 (std_canonical_va_list_type): New.
10576 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10577 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10578 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10579 TARGET_CANONICAL_VA_LIST_TYPE.
10580 * target.h (struct gcc_target): Add fn_abi_va_list hook
10581 and canonical_va_list_type hook.
10583 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10585 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10586 integral and pointer types.
10588 2008-07-04 Roger Sayle <roger@eyesopen.com>
10590 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10591 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10593 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10596 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10598 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10600 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10601 build_gimple_modify_stmt.
10602 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10603 gimple operand. Use fold_build* instead of build*.
10605 2008-07-04 Richard Guenther <rguenther@suse.de>
10607 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10608 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10609 properly to compute the reachability set if we do field-sensitive PTA.
10610 * invoke.texi (max-fields-for-field-sensitive): Document default.
10611 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10612 100 for optimize >= 2.
10614 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10616 * ggc-zone.c (lookup_page_table_if_allocated,
10617 set_page_table_entry, zone_find_object_size, alloc_small_page,
10618 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10619 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10620 -Wc++-compat and/or -Wcast-qual warnings.
10622 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10625 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10626 pic_offset_table_rtx to be marked as used here.
10627 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10628 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10629 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10630 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10631 !TARGET_SECURE_PLT.
10633 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10635 * alloc-pool.c (hash_descriptor, eq_descriptor,
10636 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10637 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10639 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10640 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10641 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10642 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10645 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10647 * tree-flow.h (loop_only_exit_p): Declare.
10648 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10649 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10650 the number of iterations if it is constant. Otherwise, if this is the
10651 only possible exit of the loop, use the conservative estimate on the
10652 number of iterations of the entire loop if available.
10654 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10656 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10657 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10658 Add synchronization functions.
10659 * config/sync.c: New file.
10660 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10661 (LIBGCC_SYNC_CFLAGS): Likewise.
10663 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10666 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10667 (*pushtf_sse): New insn pattern.
10668 (pushtf splitters): New splitters.
10670 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10672 PR middle-end/35736
10673 * predict.c (build_predict_expr): Use void_type_node for the tree
10674 type, instead of NULL_TREE.
10676 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10678 * config/i386/i386.c (contains_aligned_value_p): Return true
10680 (ix86_data_alignment): Align TCmode to 128bits.
10681 (ix86_local_alignment): Likewise.
10683 2008-07-03 Andrew Haley <aph@redhat.com>
10686 * vec.h (VEC_TA): New.
10687 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10688 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10689 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10690 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10691 (C_COMMON_FIXED_TYPES): Remove first arg.
10692 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10693 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10694 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10695 not to use empty macro arguments.
10697 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10699 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10700 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10701 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10702 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10703 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10704 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10705 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10706 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10707 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10708 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10709 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10710 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10711 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10712 config/rs6000/e500crtres64gpr.asm,
10713 config/rs6000/e500crtres64gprctr.asm,
10714 config/rs6000/e500crtrest32gpr.asm,
10715 config/rs6000/e500crtrest64gpr.asm,
10716 config/rs6000/e500crtresx32gpr.asm,
10717 config/rs6000/e500crtresx64gpr.asm,
10718 config/rs6000/e500crtsav32gpr.asm,
10719 config/rs6000/e500crtsav64gpr.asm,
10720 config/rs6000/e500crtsav64gprctr.asm,
10721 config/rs6000/e500crtsavg32gpr.asm,
10722 config/rs6000/e500crtsavg64gpr.asm,
10723 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10724 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10725 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10726 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10727 config/sparc/sol2-cn.asm: Remove .file directives.
10729 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10731 * resource.c (mark_referenced_resources): Look inside
10732 UNSPEC_VOLATILEs and ASM_INPUTs.
10734 2008-07-02 Ian Lance Taylor <iant@google.com>
10736 * rtlanal.c (add_reg_note): New function.
10737 * rtl.h (add_reg_note): Declare.
10738 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10739 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10740 * builtins.c (expand_builtin_longjmp): Likewise.
10741 (expand_builtin_nonlocal_goto): Likewise.
10742 * calls.c (emit_call_1, expand_call): Likewise.
10743 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10744 * cfglayout.c (fixup_reorder_chain): Likewise.
10745 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10746 (commit_one_edge_insertion): Likewise.
10747 * combine.c (move_deaths, distribute_notes): Likewise.
10748 * df-problems.c (df_set_note): Likewise.
10749 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10750 (set_unique_reg_note): Likewise.
10751 (emit_copy_of_insn_after): Likewise.
10752 * expr.c (expand_expr_real): Likewise.
10753 * gcse.c (add_label_notes): Likewise.
10754 * haifa-sched.c (create_check_block_twin): Likewise.
10755 * jump.c (mark_jump_label_1): Likewise.
10756 * loop-doloop.c (add_test, doloop_modify): Likewise.
10757 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10758 * lower-subreg.c (move_eh_region_note): Likewise.
10759 * optabs.c (emit_libcall_block): Likewise.
10760 * predict.c (predict_insn): Likewise.
10761 (combine_predictions_for_insn): Likewise.
10762 * recog.c (peephole2_optimize): Likewise.
10763 * regmove.c (try_auto_increment): Likewise.
10764 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10765 * reload.c (find_reloads): Likewise.
10766 * reload1.c (fixup_eh_region_note): Likewise.
10767 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10768 * reorg.c (delete_prior_computation): Likewise.
10769 (delete_computation, dbr_schedule): Likewise.
10770 * config/pa/pa.c (legitimize_pic_address): Likewise.
10771 * config/sh/sh.c (sh_reorg): Likewise.
10773 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10776 * config/libgcc-glibc.ver: Add %exclude.
10777 * config/m32r/libgcc-glibc.ver: Likwise.
10778 * config/s390/libgcc-glibc.ver: Likwise.
10779 * config/sh/libgcc-glibc.ver: Likwise.
10780 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10782 * config/i386/libgcc-glibc.ver: New.
10784 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10786 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10788 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10789 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10790 i[34567]86-*-linux*, x86_64-*-linux*. Add
10791 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10792 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10793 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10794 i[34567]86-*-linux*, x86_64-*-linux*.
10796 * libgcc-std.ver: Add empty GCC_4.4.0.
10798 * mkmap-symver.awk: Support multiple versions per symbol.
10800 * config/i386/i386.c (ix86_init_builtins): Always define
10801 __builtin_fabsq and __builtin_copysignq with fallbacks.
10802 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10803 and __builtin_copysignq if SSE2 isn't available.
10805 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10806 (LIBGCC2_TF_CEXT): Likwise.
10807 (TF_SIZE): Likwise.
10809 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10811 * config/i386/sfp-machine.h: Moved to libgcc.
10813 * config/i386/sfp-machine.h: New.
10814 * config/i386/t-linux: Likwise.
10816 * config/i386/t-darwin: Remove softfp_wrap_start and
10818 * config/i386/t-darwin64: Likewise.
10820 * config/i386/t-fprules-softfp64: Renamed to ...
10821 * config/i386/t-fprules-softfp: This.
10823 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10824 and softfp_wrap_end.
10826 2008-07-02 Jason Merrill <jason@redhat.com>
10828 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10830 * tree.c (ctor_to_list): New fn.
10831 * tree.h: Declare it.
10832 (CONSTRUCTOR_ELT): New macro.
10833 (CONSTRUCTOR_NELTS): New macro.
10835 2008-07-02 Richard Guenther <rguenther@suse.de>
10837 * tree-ssa-structalias.c (struct variable_info): Reorder
10838 to fill padding on 64bit hosts. Make collapsed_to an int.
10839 (get_varinfo_fc): Deal with that.
10840 (new_var_info): Likewise.
10841 (collapse_rest_of_var): Likewise.
10843 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10845 * doc/install.texi (--enable-java-home): Document.
10846 (--enable-aot-compile-rpm): Likewise.
10847 (--with-arch-directory): Likewise.
10848 (--with-os-directory): Likewise.
10849 (--with-origin-name): Likewise.
10850 (--with-arch-suffix): Likewise.
10851 (--with-jvm-root-dir): Likewise.
10852 (--with-jvm-jar-dir): Likewise.
10853 (--with-python-dir): Likewise.
10855 2008-07-02 Richard Guenther <rguenther@suse.de>
10857 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10858 from decls explicitly. Merge operand checking from tuples.
10860 2008-07-02 Martin Jambor <mjambor@suse.cz>
10862 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10864 2008-07-02 Martin Jambor <mjambor@suse.cz>
10866 * tree-switch-conversion.c: Included timevar.h
10867 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10869 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10871 2008-07-02 Martin Jambor <mjambor@suse.cz>
10873 * tree-switch-conversion.c: Corrected various comments and
10875 (build_constructors): Fixed minor formatting mistakes.
10877 * invoke.texi (Optimize Options): Corrected the
10878 switch-conversion-max-branch-ratio parameter.
10880 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10882 * final.c (asm_insn_count): Return zero for an empty asm body.
10884 2008-07-02 Richard Guenther <rguenther@suse.de>
10886 * bitmap.h (bitmap_set_bit): Return bool.
10887 (bitmap_clear_bit): Likewise.
10888 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10889 write to the bitmap if it would.
10890 (bitmap_clear_bit): Likewise.
10891 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10892 bitmap_set_bit return value.
10893 (add_pred_graph_edge): Likewise.
10894 (add_graph_edge): Likewise.
10895 (do_sd_constraint): Likewise.
10896 (do_ds_constraint): Likewise.
10898 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10900 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10901 Fix -Wc++-compat and/or -Wcast-qual warnings.
10902 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10903 gen_regparm_prefix): Likewise.
10904 * vmsdbgout.c (write_modbeg, lookup_filename,
10905 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10907 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10909 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10910 defaults.h definition apply.
10912 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10914 * function.c (assign_parm_remove_parallels): New.
10915 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10917 (assign_parm_setup_block): Do not handle them.
10918 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10919 assign_parm_remove_parallels.
10921 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10923 * c-typeck.c (convert_for_assignment): Use
10924 vector_targets_convertible_p.
10925 * c-common.c (vector_targets_convertible_p): New.
10926 * c-common.h (vector_targets_convertible_p): New prototype.
10927 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10928 opaque_p_V2SI_type_node.
10930 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10932 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10935 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10937 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10938 TFmode constants via two element DImode vector for hosts with
10939 HOST_BITS_PER_WIDE_INT < 64.
10940 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10941 also for HOST_BITS_PER_WIDE_INT < 64.
10943 2008-07-01 Richard Guenther <rguenther@suse.de>
10945 PR tree-optimization/36666
10946 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10947 (get_constraint_exp_from_ssa_var): Split into ...
10948 (get_constraint_exp_for_temp): ... this ...
10949 (get_constraint_for_ssa_var): ... and that.
10950 Return constraint expressions for all touched sub-fields
10951 if the results address is not taken.
10952 (process_constraint): Remove assertion that aggregate
10953 assignments do not happen at this place.
10954 (get_constraint_for_component_ref): Add address_p argument.
10955 Return constraint expressions for all touched sub-fields
10956 if the results address is not taken.
10957 (do_deref): Use get_constraint_exp_for_temp.
10958 (get_constraint_for_1): Rename from ...
10959 (get_constraint_for): ... this. Add the old function as wrapper.
10960 (do_structure_copy): Use get_constraint_for_1.
10962 2008-07-01 Martin Jambor <mjambor@suse.cz>
10964 * Makefile.in (tree-switch-conversion.o): Add.
10965 (OBJS-common): Add tree-swtch-conversion.o.
10966 * passes.c (init_optimization_passes): Add pass_convert_switch.
10967 * tree-pass.h: (pass_convert_switch): Add.
10968 * tree-switch-conversion.c: New file.
10969 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10970 * common.opt (ftree-cswtch): New option.
10971 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10972 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10973 * opts.c (decode_options): Set flag_tree_switch_conversion when
10974 optimization level is >= 2.
10975 * doc/invoke.texi (Optimize Options): Added description of
10976 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10978 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10980 * config/darwin-driver.c (darwin_default_min_version): Fix
10981 -Wc++-compat warnings.
10983 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10985 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10988 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10990 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10992 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10994 PR rtl-optimization/34744
10995 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10996 (df_scan_free_internal): Free data structures not
10997 allocated in storage pools.
10998 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10999 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11000 df_scan_free_mws_vec.
11001 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11004 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11006 * config/i386/i386.c (contains_aligned_value_p): Return true
11008 (ix86_function_arg_boundary): Return its natural boundary
11010 (return_in_memory_32): Don't check TDmode.
11011 (ix86_split_to_parts): Support splitting into 4 parts and
11012 support TFmode for 32bit target.
11013 (ix86_split_long_move): Support splitting into 4 parts.
11014 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11016 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11017 (ix86_init_builtins): Here.
11018 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11019 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11020 'q' and 'w', respectively.
11022 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11024 (movtf_internal): Likewise.
11025 (<code>tf2): Likewise.
11026 (*absnegtf2_sse): Likewise.
11027 (copysign<mode>3): Likewise.
11028 (copysign<mode>3_const): Likewise.
11029 (copysign<mode>3_var): Likewise.
11030 (define_split UNSPEC_COPYSIGN): Likewise.
11031 * config/i386/sse.md (*nandtf3): Likewise.
11032 (<code>tf3): Likewise.
11033 (*<code>tf3): Likewise.
11035 2008-06-30 Joey Ye <joey.ye@intel.com>
11036 H.J. Lu <hongjiu.lu@intel.com>
11038 * global.c (compute_regsets): Set frame_pointer_needed here.
11039 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11041 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11043 * doc/install.texi (specific): Expand Windows build notes.
11045 2008-06-30 Ira Rosen <irar@il.ibm.com>
11047 PR tree-optimization/36648
11048 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11049 number of prolog iterations by step. Fix the comment.
11051 2008-06-30 Richard Guenther <rguenther@suse.de>
11053 PR middle-end/36671
11054 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11055 handle calls from ECF_MALLOC functions.
11056 (handle_pure_call): ECF_MALLOC functions do not return
11058 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11060 2008-06-29 Andreas Schwab <schwab@suse.de>
11062 * config/m68k/m68k.c (print_operand): Always print a float
11064 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11065 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11068 * config/rs6000/x-linux64: Remove never used file.
11070 2008-06-29 Richard Guenther <rguenther@suse.de>
11072 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11074 (struct alias_info): Move ...
11075 * tree-ssa-alias.c: ... here.
11076 (update_alias_info): Declare.
11077 (compute_may_aliases): Call it.
11078 (update_alias_info): New function.
11079 * tree-ssa-structalias.c (update_alias_info): Move ...
11080 * tree-ssa-alias.c (update_alias_info_1): ... here.
11081 * tree-ssa-structalias.c (process_constraint_1): Remove
11082 unused from_call argument. Rename to ...
11083 (process_constraint): ... this. Delete old wrapper.
11084 (make_constraint_to): Adjust callers.
11085 (handle_const_call): Likewise.
11086 (handle_pure_call): Likewise.
11087 (init_base_vars): Likewise.
11088 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11089 (find_func_aliases): We don't need structure copies for
11091 (make_constraint_from_anything): Remove.
11092 (create_variable_info_for): For globals make constraints
11093 from escaped, not from anything.
11094 (compute_points_to_sets): Do not call update_alias_info.
11095 (ipa_pta_execute): Use make_constraint_from.
11097 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11099 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11100 (bitmap.o-warn, dominance.o-warn): New.
11101 * configure.ac (cxx_compat_warn): Delete.
11102 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11103 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11105 * configure: Regenerate.
11107 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11110 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11112 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11113 * df-scan.c (df_notes_rescan): Likewise.
11114 * ggc-page.c (set_page_table_entry): Likewise.
11115 * intl.c (gcc_gettext_width): Likewise.
11116 * varasm.c (get_unnamed_section, get_noswitch_section,
11117 get_section): Likewise.
11119 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11121 * regrename.c (build_def_use): Don't copy RTX.
11123 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11125 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11126 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11127 punctuation. Use @ref instead of @xref.
11128 (Function Names): Remove stray @display/@end display.
11129 (C++ Attributes): Use @ref instead of @xref.
11130 (Deprecated Features): Fix punctuation around @xref.
11131 (Backwards Compatibility): Likewise.
11132 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11134 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11136 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11137 constants for E500 double.
11139 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11141 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11142 element type of const_vector.
11144 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11146 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11147 Remove FLAGS_REG clobber from expander pattern.
11148 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11149 (anddi3, andsi3, andhi3, andqi3): Ditto.
11150 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11151 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11152 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11153 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11154 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11155 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11156 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11157 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11159 2008-06-28 Richard Guenther <rguenther@suse.de>
11161 * tree-ssa-structalias.c (callused_id, var_callused,
11162 callused_tree): Add.
11163 (handle_pure_call): New function.
11164 (find_func_aliases): Call it.
11165 (find_what_p_points_to): Handle the call-used set.
11166 (clobber_what_escaped): Likewise.
11167 (compute_call_used_vars): New function.
11168 (init_base_vars): Init the call-used variable.
11169 (do_sd_constraint): Do not propagate the solution from CALLUSED
11170 but use CALLUSED as a placeholder.
11171 (solve_graph): Likewise.
11172 * tree-flow-inline.h (gimple_call_used_vars): New function.
11173 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11174 (compute_call_used_vars): Declare.
11175 * tree-ssa-alias.c (set_initial_properties): Call
11176 compute_call_used_vars.
11177 (reset_alias_info): Clear call-used variables.
11178 (add_call_clobber_ops): Assert we are not called for const/pure
11179 functions. Remove handling of them.
11180 (add_call_read_ops): Handle pure functions by adding the
11181 call-used set of variables as VUSEs.
11182 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11183 (delete_tree_ssa): Free it.
11184 * tree-dfa.c (remove_referenced_var): Clear the var from the
11187 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11189 * tree.c (build_varargs_function_type_list): New.
11190 (build_function_type_list_1): New.
11191 (build_function_type_list): Use build_function_type_list_1.
11192 * tree.h (build_varargs_function_type_list): New.
11194 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11197 * config/spu/spu.c (spu_builtin_splats): Do not generate
11198 invalid CONST_VECTOR expressions.
11199 (spu_expand_vector_init): Likewise.
11201 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11203 * optabs.c (libfunc_decls): New variable.
11204 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11205 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11206 for the same function twice.
11208 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11210 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11211 ix86_expand_binary_operator directly.
11212 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11214 (*ashrti3_1): Ditto.
11215 (*lshrti3_1): Ditto.
11216 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11217 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11218 using only one splitter. Conditionaly execute splitter before or
11219 after peephole2 pass.
11220 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11221 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11222 Use only one alternative in asm template.
11223 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11225 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11226 "J" operand constraint for operand 2.
11227 (*ashldi3_cconly_rex64): Ditto.
11228 (*ashrdi3_cmp_rex64): Ditto.
11229 (*ashrdi3_cconly_rex64): Ditto.
11230 (*lshrdi3_cmp_rex64): Ditto.
11231 (*lshrdi3_cconly_rex64): Ditto.
11232 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11233 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11234 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11237 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11239 * gimplify.c (omp_is_private): Don't return true if decl is not
11240 already private on #pragma omp for or #pragma omp parallel for.
11243 * tree-cfg.c (struct move_stmt_d): Replace block field with
11244 orig_block and new_block fields.
11245 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11246 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11247 (move_block_to_fn): Replace vars_map and new_label_map arguments
11248 with struct move_stmt_d pointer.
11249 (replace_block_vars_by_duplicates): New function.
11250 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11251 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11252 all subblocks of ORIG_BLOCK to the new function. Call
11253 replace_block_vars_by_duplicates.
11254 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11255 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11256 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11257 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11258 (expand_omp): Temporarily set input_location to the location of
11259 region's controlling stmt.
11260 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11261 BIND_EXPR, push ctx->block_vars and gimplification vars into
11262 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11263 into dest function.
11264 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11265 there are any BLOCK_VARS.
11266 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11267 OMP_PARALLEL or OMP_TASK stmt.
11268 (lower_omp): Save and restore input_location around the lower_omp_1
11271 2008-06-27 Richard Guenther <rguenther@suse.de>
11273 PR tree-optimization/36400
11274 PR tree-optimization/36373
11275 PR tree-optimization/36344
11276 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11277 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11278 (update_alias_info): Remove call clobbering code.
11279 (make_constraint_to): New helper function.
11280 (make_escape_constraint): Likewise.
11281 (handle_rhs_call): Use it on all pointer containing arguments.
11282 Also mark the static chain escaped.
11283 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11284 instead of ANYTHING.
11285 (make_constraint_from): New helper split out from ...
11286 (make_constraint_from_anything): ... here.
11287 (find_func_aliases): Add constraints for escape sites.
11288 (intra_create_variable_infos): Make constraints from NONLOCAL
11290 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11292 (clobber_what_p_points_to): Remove.
11293 (clobber_what_escaped): New function.
11294 (init_base_vars): Init NONLOCAL and ESCAPED.
11295 (do_sd_constraint): Do not propagate the solution from ESCAPED
11296 but use ESCAPED as a placeholder.
11297 (solve_graph): Likewise.
11298 * tree-flow.h (clobber_what_p_points_to): Remove.
11299 (clobber_what_escaped): Declare.
11300 * tree-ssa-alias.c (set_initial_properties): Call it.
11301 Remove code clobbering escaped pointers.
11303 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11305 * function.c (allocate_struct_function): Only allocate a unique
11306 funcdef_no if the decl is nonzero.
11308 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11310 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11311 * config/mips/mips.c (mips_split_const_insns): New function.
11312 * config/mips/mips.md (move_type): New attribute.
11313 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11314 (dword_mode): New attribute.
11315 (type): Avoid long line. Map "move_type"s to "type"s,
11316 choosing "multi" for doubleword moves if appropriate.
11317 Swap MTC/MFC comments to match their declaration order.
11318 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11319 "type" is "branch" or "jal" is "direct".
11320 (length): Handle "extended_mips16" first. Make the default
11321 "0" for "ghost" instructions. Set the length from "move_type".
11322 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11323 of "type", with "sll0" for the register alternative. Remove the
11324 "extended_mips16" attribute.
11325 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11326 of "type", with "shift_shift" for the register alternative.
11327 Remove the "length" attribute.
11328 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11329 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11330 of "type", with "andi" for the register alternative.
11331 (*zero_extendqihi2): Likewise.
11332 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11333 of "andi" instead of a "type" of "arith".
11334 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11336 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11337 (mov_<store>r, *mov<mode>_ra): Likewise.
11338 (extendsidi2): Use "move_type" instead of "type", with "move"
11339 for the register alternative.
11340 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11341 of "type", with "signext" for the register alternative.
11342 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11343 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11344 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11345 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11346 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11347 (unnamed branch insn): Likewise.
11348 (*movdi_gp32_fp64): Fold into...
11349 (*movdi_32bit): ...here.
11350 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11351 (*movdf_hardfloat): ...this new pattern.
11352 (*movdf_softfloat): Remove redundant FPR alternatives.
11353 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11354 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11355 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11356 the "move" attribute.
11357 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11358 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11359 and "store" for COP loads and stores.
11360 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11361 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11362 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11363 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11364 (*movtf_mips16, *movv2sf): Likewise.
11365 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11366 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11367 (mfhc1<mode>): Use "move_type" instead of "move".
11368 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11369 (loadgp_blockage): Remove the "length" attribute.
11370 (blockage, set_got_version, update_got_version): Likewise.
11371 (call_internal): Remove the "extended_mips16" attribute.
11372 (call_value_internal, call_value_multiple_internal): Likewise.
11373 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11375 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11376 the "length" attribute.
11378 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11380 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11381 -Wcast-qual warnings.
11382 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11383 handle_pragma_pop_macro): Likewise.
11384 * collect2.c (resolve_lib_name): Likewise.
11385 * config/arc/arc.c (arc_init): Likewise.
11386 * config/arm/arm.c (neon_builtin_compare,
11387 locate_neon_builtin_icode): Likewise.
11388 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11389 * config/bfin/bfin.c (bfin_init_machine_status,
11390 bfin_optimize_loop): Likewise.
11391 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11392 * config/cris/cris.c (cris_init_expanders): Likewise.
11393 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11394 * config/darwin.c (machopic_indirection_eq,
11395 machopic_indirection_name, machopic_output_indirection): Likewise.
11396 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11397 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11398 frv_optimize_membar): Likewise.
11399 * config/i386/cygwin.h (mingw_scan,
11400 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11401 * config/i386/cygwin1.c (mingw_scan): Likewise.
11402 * config/i386/i386.c (machopic_output_stub): Likewise.
11403 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11404 i386_pe_unique_section): Likewise.
11405 * config/ia64/ia64.c (ia64_init_machine_status,
11406 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11408 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11409 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11410 * config/m68k/m68k.c (m68k_handle_option,
11411 m68k_sched_md_init_global): Likewise.
11412 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11413 mcore_unique_section): Likewise.
11414 * config/mips/mips.c (mips_block_move_straight,
11415 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11417 * config/mmix/mmix.c (mmix_init_machine_status,
11418 mmix_encode_section_info): Likewise.
11419 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11420 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11421 print_operand_address, output_toc, redefine_groups,
11422 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11423 * config/s390/s390.c (s390_init_machine_status): Likewise.
11424 * config/score/score.c (score_block_move_straight,
11425 score_block_move_loop_body): Likewise.
11426 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11427 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11428 * emit-rtl.c (find_auto_inc): Likewise.
11429 * gcc.c (translate_options, process_command): Likewise.
11430 * reorg.c (dbr_schedule): Likewise.
11431 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11432 * xcoffout.c (xcoffout_declare_function): Likewise.
11434 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11436 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11437 ipa-pta working again.
11439 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11441 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11444 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11446 * config.gcc (powerpc*-*-*): Add new core e500mc.
11447 * config/rs6000/e500mc.md: New file.
11448 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11450 (rs6000_override_options): Add e500mc case to
11451 processor_target_table. Altivec and Spe options not allowed
11452 with e500mc. Add isel instruction to e500mc by
11453 default. Initialize rs6000_cost for e500mc.
11454 (rs6000_issue_rate): Set issue rate for e500mc.
11455 * config/rs6000/rs6000.h (processor_type): Add
11456 PROCESSOR_PPCE500MC.
11457 (ASM_CPU_SPEC): Add e500mc.
11458 Set TARGET_ISEL to rs6000_isel.
11459 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11460 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11461 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11463 * doc/invoke.texi: Add e500mc to list of cpus.
11465 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11468 * c-lex.c (lex_charconst): Initialize unsignedp.
11470 2008-06-27 Olivier Hainque <hainque@adacore.com>
11472 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11473 documented assumptions.
11475 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11477 * dwarf2out.c: Remove trailing white spaces. Break long line
11480 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11482 * libfuncs.h (LTI_synchronize): New libfunc_index.
11483 (synchronize_libfunc): Declare.
11484 * builtins.c (expand_builtin_synchronize): Consider using
11485 synchronize_libfunc before falling back on an asm blockage.
11486 * config/mips/mips.c: Include libfuncs.h
11487 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11489 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11491 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11492 parameter. Copy stack_reg to r11 where appropriate.
11493 (no_global_regs_above): Add gpr parameter.
11494 (rs6000_stack_info): Only add padding for SPE save area if we
11495 are saving SPE GPRs and CR.
11496 (saveres_routine_syms): New variable.
11497 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11499 (rs6000_savres_routine_sym): New function.
11500 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11502 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11503 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11504 Tweak FPR out-of-line saving.
11505 (rs6000_make_savres_rtx): New function.
11506 (rs6000_use_multiple_p): New function.
11507 (rs6000_savres_strategy): New function.
11508 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11509 out-of-line if appropriate.
11510 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11511 if we are optimizing for size.
11512 (GP_SAVE_INLINE): Define.
11513 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11514 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11515 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11516 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11517 (*save_fpregs_<mode>): Add use of r11.
11518 (*restore_gpregs_<mode>): New insn.
11519 (*return_and_restore_gpregs_<mode>): New insn.
11520 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11522 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11523 (*restore_gpregs_spe): New insn.
11524 (*return_and_restore_gpregs_spe): New insn.
11525 * config/rs6000/predicates.md (save_world_operation): Fix check.
11527 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11529 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11530 this point, so assert that.
11532 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11534 * cfganal.c: Include vec.h and vecprim.h.
11535 (compute_idf): Import from...
11536 * tree-into-ssa (compute_idf): ...here.
11537 * basic-block.h (compute_idf): Export.
11539 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11541 * c-decl.c (merge_decls): Use !current_function_decl to check for
11542 extern declaration of C99 inline function being at file scope.
11544 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11546 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11548 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11550 * alias.c (record_alias_subset, init_alias_analysis): Fix
11551 -Wc++-compat and/or -Wcast-qual warnings.
11552 * attribs.c (lookup_attribute_spec): Likewise.
11553 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11554 copy_bb, connect_traces,
11555 find_rarely_executed_basic_blocks_and_cr): Likewise.
11556 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11557 note_btr_set, migrate_btr_defs): Likewise.
11558 * builtins.c (result_vector, expand_builtin_memcpy,
11559 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11560 builtin_memset_read_str, expand_builtin_printf,
11561 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11563 * caller-save.c (mark_set_regs): Likewise.
11564 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11565 * cgraph.c (cgraph_edge): Likewise.
11566 * combine.c (likely_spilled_retval_1): Likewise.
11567 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11568 htab_counts_entry_del, get_coverage_counts): Likewise.
11569 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11570 new_cselib_val): Likewise.
11571 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11572 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11574 * df-core.c (df_compact_blocks): Likewise.
11575 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11576 * df-scan.c (df_grow_reg_info, df_ref_create,
11577 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11578 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11579 df_record_entry_block_defs, df_record_exit_block_uses,
11580 df_bb_verify): Likewise.
11581 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11582 DF_REF_EXTRACT_MODE_CONST): New.
11583 * dominance.c (get_immediate_dominator, get_dominated_by,
11584 nearest_common_dominator, root_of_dom_tree,
11585 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11586 -Wc++-compat and/or -Wcast-qual warnings.
11587 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11588 record_store, replace_read, check_mem_read_rtx, scan_insn,
11589 dse_step1, dse_record_singleton_alias_set): Likewise.
11590 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11592 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11594 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11595 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11596 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11597 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11598 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11599 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11600 file_name_acquire, output_file_names, add_const_value_attribute,
11601 premark_used_types_helper, file_table_eq, file_table_hash,
11602 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11603 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11604 -Wcast-qual warnings.
11605 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11606 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11607 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11608 gen_reg_rtx, start_sequence, init_emit): Likewise.
11609 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11610 * except.c (init_eh_for_function, gen_eh_region,
11611 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11612 arh_to_landing_pad, arh_to_label, add_action_record,
11613 add_call_site, switch_to_exception_section): Likewise.
11614 * expmed.c (synth_mult): Likewise.
11615 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11616 store_expr): Likewise.
11617 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11619 * function.c (assign_stack_temp_for_type,
11620 allocate_struct_function, match_asm_constraints_1): Likewise.
11621 * gcov-io.c (gcov_allocate): Likewise.
11622 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11623 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11624 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11625 record_one_set, insert_expr_in_table, insert_set_in_table,
11626 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11627 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11628 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11629 -Wcast-qual warnings.
11631 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11633 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11634 -Wcast-qual warnings.
11635 * gcc.c (process_command): Likewise.
11636 * genattrtab.c (oballoc): Use XOBNEW.
11637 (oballocvec): Define.
11638 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11639 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11640 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11641 -Wc++-compat and/or -Wcast-qual warnings.
11642 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11643 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11644 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11645 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11646 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11647 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11648 add_excls, process_presence_absence_names,
11649 process_presence_absence_patterns, add_presence_absence,
11650 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11651 get_free_state, add_arc, get_free_automata_list_el,
11652 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11653 transform_3, cache_presence, create_ainsns, create_automata,
11654 create_state_ainsn_table, dfa_insn_code_enlarge,
11655 output_trans_func, output_min_issue_delay_func,
11656 output_dead_lock_func, output_reset_func,
11657 output_get_cpu_unit_code_func, output_dfa_start_func,
11658 expand_automata): Likewise.
11659 * genextract.c (gen_insn): Likewise.
11660 * gengtype-lex.l: Likewise.
11661 * gengtype.c (read_input_list, adjust_field_type,
11662 process_gc_options): Likewise.
11663 * genoutput.c (note_constraint): Likewise.
11664 * genpreds.c (mangle, add_constraint): Likewise.
11665 * genrecog.c (process_define_predicate, new_decision,
11666 add_to_sequence): Likewise.
11667 * gensupport.c (record_insn_name): Likewise.
11669 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11671 * config/i386/driver-i386.c (detect_caches_amd,
11672 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11673 and/or -Wcast-qual warnings.
11674 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11675 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11676 gt_pch_save): Likewise.
11677 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11678 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11679 * global.c (compute_regsets): Likewise.
11680 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11681 finish_graph_dump_file): Likewise.
11682 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11683 unlink_bb_notes): Likewise.
11684 * integrate.c (get_hard_reg_initial_val): Likewise.
11685 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11686 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11687 * local-alloc.c (update_equiv_regs): Likewise.
11688 * loop-invariant.c (check_invariant_table_size,
11689 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11691 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11692 altered_reg_used, mark_altered): Likewise.
11693 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11694 insert_var_expansion_initialization,
11695 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11696 release_var_copies): Likewise.
11697 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11698 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11699 analyze_accesses_for_phi_node, check_var_notmodified_p,
11700 check_allocation_function, find_sites_in_func,
11701 record_all_accesses_in_func, transform_access_sites,
11702 transform_allocation_sites): Likewise.
11703 * omp-low.c (new_omp_region, create_omp_child_function_name,
11704 check_omp_nesting_restrictions, check_combined_parallel,
11705 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11706 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11707 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11708 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11710 * opts-common.c (prune_options): Likewise.
11711 * opts.c (add_input_filename, print_filtered_help,
11712 get_option_state): Likewise.
11713 * params.c (add_params): Likewise.
11714 * passes.c (set_pass_for_id, next_pass_1,
11715 do_per_function_toporder, pass_fini_dump_file): Likewise.
11716 * postreload.c (reload_cse_simplify_operands): Likewise.
11717 * predict.c (tree_predicted_by_p, tree_predict_edge,
11718 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11720 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11722 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11724 * recog.c (check_asm_operands, validate_change_1): Likewise.
11725 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11726 subst_asm_stack_regs): Likewise.
11727 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11728 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11729 * regmove.c (reg_is_remote_constant_p): Likewise.
11730 * regrename.c (regrename_optimize, scan_rtx_reg,
11731 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11733 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11734 regstat_compute_calls_crossed): Likewise.
11735 * reload1.c (init_reload, new_insn_chain,
11736 has_nonexceptional_receiver, reload, copy_reloads,
11737 calculate_needs_all_insns, init_elim_table): Likewise.
11738 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11739 * rtl.c (shallow_copy_rtx_stat): Likewise.
11740 * rtlanal.c (parms_set): Likewise.
11741 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11742 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11743 * sched-ebb.c (earliest_block_with_similiar_load,
11744 add_deps_for_risky_insns): Likewise.
11745 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11746 schedule_region): Likewise.
11747 * see.c (eq_descriptor_pre_extension,
11748 hash_descriptor_pre_extension, hash_del_pre_extension,
11749 eq_descriptor_properties, hash_descriptor_properties,
11750 hash_del_properties, see_seek_pre_extension_expr,
11751 see_initialize_data_structures, see_print_register_properties,
11752 see_print_pre_extension_expr, see_delete_merged_def_extension,
11753 see_delete_unmerged_def_extension, see_emit_use_extension,
11754 see_pre_delete_extension, see_map_extension, see_commit_changes,
11755 see_analyze_merged_def_local_prop,
11756 see_analyze_merged_def_local_prop,
11757 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11758 see_set_prop_merged_def, see_set_prop_unmerged_def,
11759 see_set_prop_unmerged_use, see_print_one_extension,
11760 see_merge_one_use_extension, see_merge_one_def_extension,
11761 see_store_reference_and_extension, see_update_uses_relevancy,
11762 see_update_defs_relevancy): Likewise.
11763 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11764 hash_statistics_free, curr_statistics_hash): Likewise.
11765 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11766 expand_asm_operands, expand_return, case_bit_test_cmp,
11767 expand_case): Likewise.
11768 * stor-layout.c (start_record_layout): Likewise.
11769 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11770 gt_pch_save_stringpool): Likewise.
11771 * tree-data-ref.c (hash_stmt_vertex_info,
11772 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11773 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11775 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11778 * config/i386/i386.md : Change constraints of HImode and QImode
11779 immediate operands from "i" to "n". Change SImode "ni" constraint to
11780 "i" and SImode "rmi" constraint to "g". Remove all constraints
11781 from const0_operand and const1_operand predicated operands.
11782 (i): Change QImode and HImode attribute from "i" to "n".
11783 (*subqi_2): Change HImode operands to QImode.
11786 2008-06-25 Olivier Hainque <hainque@adacore.com>
11788 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11791 2008-06-25 Richard Guenther <rguenther@suse.de>
11793 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11794 not overflow the result type.
11796 2008-06-25 Richard Guenther <rguenther@suse.de>
11798 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11799 (vn_lookup): Likewise.
11801 2008-06-25 Richard Guenther <rguenther@suse.de>
11803 PR tree-optimization/35518
11804 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11805 * tree-sra.c (instantiate_element): Use fold_build3 to build
11807 (try_instantiate_multiple_fields): Likewise.
11809 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11811 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11814 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11816 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11817 use_backchain_to_restore_sp to true
11818 if the offset of the link register save area would go over the 32k - 1
11819 offset limit of the load
11822 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11824 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11825 anchor for the type-punning blurb. Cross-reference "Structures
11826 unions enumerations and bit-fields implementation". Provide a
11827 cast-through-pointer example. Make final sentence self-contained.
11828 * doc/implement-c.texi (Structures unions enumerations and
11829 bit-fields implementation): Cross-reference the type-punning blurb
11830 in the -fstrict-aliasing documentation.
11832 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11834 PR middle-end/36594
11835 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11836 the memory instead of the memory itself for the save area.
11838 2008-06-24 Olivier Hainque <hainque@adacore.com>
11839 Nicolas Roche <roche@adacore.com>
11841 * gengtype.c (srcdir_len): size_t instead of int.
11842 (get_file_realbasename): New function. For F a filename, the real
11843 basename of F, with all the path components stripped.
11844 (get_file_srcdir_relative_path): New function. For F a filename, the
11845 relative path to F from $(srcdir).
11846 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11847 get_file_realbasename. Adjust the head comment.
11848 (get_prefix_langdir_index): New function. For F a filename, return the
11849 lang_dir_names[] relative index of the language directory that is
11851 (get_file_langdir): For F a filename, return the name of the language
11852 directory where F is located.
11853 (get_file_gtfilename): New function. The gt- output file name for an
11855 (get_output_file_with_visibility): Replace in-line computations with
11856 uses of get_file_gtfilename and get_prefix_langdir_index.
11857 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11859 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11861 PR tree-optimization/36504
11862 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11863 references without base address.
11865 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11867 PR middle-end/36584
11868 * calls.c (expand_call): Increase alignment for recursive functions.
11870 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11872 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11873 (TARGET_FUNCTION_VALUE): New define.
11874 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11875 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11877 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11879 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11880 (fmod<mode>3): Ditto.
11881 (remainderxf3): Ditto.
11882 (remainder<mode>3): Ditto.
11884 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11887 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11888 REG is a hard register.
11890 PR tree-optimization/36508
11891 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11892 499, don't check it at all in release compilers.
11894 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11896 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11897 together with SSE_TARGET_MATH to disable insn pattern.
11898 (*fop_<MODEF:mode>_2_i387): Ditto.
11899 (*fop_<MODEF:mode>_3_i387): Ditto.
11901 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11903 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11905 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11907 PR middle-end/34906
11908 * gimplify.c (gimplify_asm_expr): Check the return code of
11909 parse_output_constraint call, set function return and is_inout
11910 value if it failed.
11912 2008-06-22 Ian Lance Taylor <iant@google.com>
11914 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11915 (narrowest_signed_type): Likewise.
11916 * c-typeck.c (c_common_type): Change local variable mclass to enum
11918 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11919 tcc_comparison, not the tree code itself.
11920 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11921 (c_expand_expr): Cast modifier to enum expand_modifier.
11922 * c-common.h (C_RID_CODE): Add casts.
11923 (C_SET_RID_CODE): Define.
11924 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11925 (c_lex_one_token): Add cast to avoid warning.
11926 (c_parser_objc_type_name): Rename local typename to type_name.
11927 (check_no_duplicate_clause): Change code parameter to enum
11929 (c_parser_omp_var_list_parens): Change kind parameter to enum
11931 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11932 c_parser_omp_list_var_parens.
11933 (c_parser_omp_threadprivate): Likewise.
11934 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11935 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11936 * c-format.c (NO_FMT): Define.
11937 (printf_length_specs): Use NO_FMT.
11938 (asm_fprintf_length_specs): Likewise.
11939 (gcc_diag_length_specs): Likewise.
11940 (scanf_length_specs): Likewise.
11941 (strfmon_length_specs): Likewise.
11942 (gcc_gfc_length_specs): Likewise.
11943 (printf_flag_specs): Change 0 to STD_C89.
11944 (asm_fprintf_flag_specs): Likewise.
11945 (gcc_diag_flag_specs): Likewise.
11946 (gcc_cxxdiag_flag_specs): Likewise.
11947 (scanf_flag_specs): Likewise.
11948 (strftime_flag_specs): Likewise.
11949 (strfmon_flag_specs): Likewise.
11950 (print_char_table): Likewise.
11951 (asm_fprintf_char_table): Likewise.
11952 (gcc_diag_char_table): Likewise.
11953 (gcc_tdiag_char_table): Likewise.
11954 (gcc_cdiag_char_table): Likewise.
11955 (gcc_cxxdiag_char_table): Likewise.
11956 (gcc_gfc_char_table): Likewise.
11957 (scan_char_table): Likewise.
11958 (time_char_table): Likewis.
11959 (monetary_char_table): Likewise.
11960 * c-format.h (BADLEN): Likewise.
11962 2008-06-21 Ian Lance Taylor <iant@google.com>
11964 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11965 Define END_OF_BASE_TREE_CODES around inclusion.
11966 * tree.c (tree_code_type): New global array.
11967 (tree_code_length, tree_code_name): Likewise.
11968 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11969 $(lang_tree_files).
11970 (all-tree.def, s-alltree): New targets.
11971 (gencheck.h, s-gencheck): Remove.
11972 (tree.o): Depend upon all-tree.def.
11973 (build/gencheck.o): Remove gencheck.h dependency.
11974 (mostlyclean): Don't remove gencheck.h.
11975 * c-common.h (enum c_tree_code): Remove.
11976 * c-lang.c (tree_code_type): Remove.
11977 (tree_code_length, tree_code_name): Remove.
11978 * gencheck.c (tree_codes): Include all-tree.def, rather than
11979 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11981 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11983 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11984 (operator_name_info): Size to MAX_TREE_CODES.
11985 (assignment_operator_name_info): Likewise.
11986 * cp/cp-lang.c (tree_code_type): Remove.
11987 (tree_code_length, tree_code_name): Remove.
11988 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11989 (assignment_operator_name_info): Likewise.
11990 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11992 * cp/mangle.c (write_expression): Likewise.
11993 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11994 * fortran/f95-lang.c (tree_code_type): Remove.
11995 (tree_code_length, tree_code_name): Remove.
11996 * java/java-tree.h (enum java_tree_code): Remove.
11997 * java/lang.c (tree_code_type): Remove.
11998 (tree_code_length, tree_code_name): Remove.
11999 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12000 * objc/objc-act.h (enum objc_tree_code): Remove.
12001 * objc/objc-lang.c (tree_code_type): Remove.
12002 (tree_code_length, tree_code_name): Remove.
12003 * objcp/objcp-lang.c (tree_code_type): Remove.
12004 (tree_code_length, tree_code_name): Remove.
12005 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12006 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12007 * ada/misc.c (tree_code_type): Remove.
12008 (tree_code_length, tree_code_name): Remove.
12010 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12012 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12013 the grand_bitmap_obstack.
12015 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12017 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12018 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12019 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12020 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12021 move_stmt_r, new_label_mapper): Likewise.
12022 * tree-complex.c (cvc_lookup): Likewise.
12023 * tree-dfa.c (create_function_ann): Likewise.
12024 * tree-dump.c (dump_register): Likewise.
12025 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12026 find_phi_replacement_condition): Likewise.
12027 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12028 tree_function_versioning): Likewise.
12029 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12030 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12031 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12032 get_nonlocal_debug_decl, convert_nonlocal_reference,
12033 convert_nonlocal_omp_clauses, get_local_debug_decl,
12034 convert_local_reference, convert_local_omp_clauses,
12035 convert_nl_goto_reference, convert_nl_goto_receiver,
12036 convert_tramp_reference, convert_call_expr): Likewise.
12037 * tree-outof-ssa.c (contains_tree_r): Likewise.
12038 * tree-parloops.c (reduction_phi, initialize_reductions,
12039 eliminate_local_variables_1, add_field_for_reduction,
12040 add_field_for_name, create_phi_for_local_result,
12041 create_call_for_reduction_1, create_loads_for_reductions,
12042 create_stores_for_reduction, create_loads_and_stores_for_name):
12044 * tree-phinodes.c (allocate_phi_node): Likewise.
12045 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12046 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12047 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12048 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12049 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12050 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12051 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12052 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12053 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12054 vn_nary_op_insert): Likewise.
12055 * tree-ssa.c (redirect_edge_var_map_add,
12056 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12057 * tree-vectorizer.c (vectorize_loops): Likewise.
12058 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12059 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12060 tree_cons_stat, build1_stat, build_variant_type_copy,
12061 decl_init_priority_lookup, decl_fini_priority_lookup,
12062 decl_priority_info, decl_restrict_base_lookup,
12063 decl_restrict_base_insert, decl_debug_expr_lookup,
12064 decl_debug_expr_insert, decl_value_expr_lookup,
12065 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12066 type_hash_add, get_file_function_name, tree_check_failed,
12067 tree_not_check_failed, tree_range_check_failed,
12068 omp_clause_range_check_failed, build_omp_clause,
12069 build_vl_exp_stat): Likewise.
12070 * value-prof.c (gimple_histogram_value,
12071 gimple_duplicate_stmt_histograms): Likewise.
12072 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12073 unshare_variable, variable_union_info_cmp_pos, variable_union,
12074 dataflow_set_different_1, dataflow_set_different_2,
12075 vt_find_locations, variable_was_changed, set_variable_part,
12076 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12077 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12078 section_entry_hash, object_block_entry_eq,
12079 object_block_entry_hash, create_block_symbol,
12080 initialize_cold_section_name, default_function_rodata_section,
12081 strip_reg_name, set_user_assembler_name, const_desc_eq,
12082 build_constant_desc, output_constant_def, lookup_constant_def,
12083 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12084 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12085 default_internal_label): Likewise.
12086 * varray.c (varray_init, varray_grow): Likewise.
12087 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12089 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12091 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12092 operators for "test" insn. Macroize insn using SWI mode macro.
12093 (*jcc_fused_2): Ditto.
12094 (*jcc_fused_3): Macroize insn using SWI mode macro.
12095 (*jcc_fused_4): Ditto.
12097 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12099 * tree-ssa-pre.c: Fix typo in comment.
12100 (init_antic, fini_antic): Add explicit funtions for
12101 initializing and deinitializing ANTIC and AVAIL sets.
12102 (create_expression_by_pieces): Fix typo in comment.
12103 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12104 (execute_pre): Eventually dump details about ANTIC_IN.
12106 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12108 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12109 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12110 add_to_obstack, file_at_path, find_a_file, execute,
12111 add_preprocessor_option, add_assembler_option, add_linker_option,
12112 process_command, insert_wrapper, do_option_spec, do_self_spec,
12113 spec_path, do_spec_1, is_directory, main, used_arg,
12114 getenv_spec_function): Likewise.
12115 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12116 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12119 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12121 * doc/rtl.texi: Updated subreg section.
12123 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12126 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12127 node->needed and node->reachable.
12128 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12129 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12130 (expand_task_call): Don't call expand_task_copyfn.
12131 (expand_task_copyfn): Renamed to...
12132 (finalize_task_copyfn): ... this.
12134 2008-06-19 Jan Hubicka <jh@suse.cz>
12136 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12137 clobbering framepointer.
12139 2008-06-19 Jan Hubicka <jh@suse.cz>
12141 * tree-optimize.c (execute_early_local_optimizations): Set
12142 cgraph_state only at first invocation.
12144 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12146 * system.h (-Wc++-compat): Activate as a warning, no an error.
12148 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12150 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12151 instead of "#" in insn asm template.
12152 (*jcc_fused_2): Ditto.
12154 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12156 * config/i386/i386.h (ix86_tune_indices)
12157 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12158 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12159 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12160 (*jcc_fused_2): Ditto.
12161 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12162 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12163 (print operand): Handle 'E' and 'e' code.
12165 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12167 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12168 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12169 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12171 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12173 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12175 (cgraph_expand_function): Use local copy of decl.
12176 (cgraph_expand_all_functions): Remove redundant initialization of
12178 (cgraph_optimize): Reword internal_error message.
12180 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12182 * arm-protos.h (arm_return_in_memory): Remove public
12183 arm_return_in_memory() prototype.
12184 * arm.c (arm_return_in_memory): Add static prototype, add target
12185 hook macro, change definition and comments.
12186 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12188 2008-06-19 Ben Elliston <bje@au.ibm.com>
12190 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12191 real.c: Remove references to IEEE 754R.
12192 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12193 * doc/libgcc.texi (Decimal float library routines): Likewise.
12195 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12197 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12198 (default_unwind_word_mode): Add prototype.
12199 * targhooks.c (default_unwind_word_mode): New function.
12200 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12201 instead of word_mode.
12202 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12203 (TARGET_INITIALIZER): Use it.
12205 * c-common.c (handle_mode_attribute): Support "unwind_word"
12207 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12209 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12210 word_mode to access SjLj_Function_Context member "data".
12211 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12212 conversion from targetm.eh_return_filter_mode () to
12213 targetm.unwind_word_mode () if they differ.
12215 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12216 (BT_FN_UNWINDWORD_PTR): New function type.
12217 (BT_FN_WORD_PTR): Remove.
12218 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12219 * except.c (expand_builtin_extend_pointer): Convert pointer to
12220 targetm.unwind_word_mode () instead of word_mode.
12222 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12223 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12224 (spu_unwind_word_mode): New function.
12225 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12226 (TARGET_UNWIND_WORD_MODE): Define.
12227 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12229 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12231 * config/spu/spu.c (reg_align): Remove.
12232 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12233 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12234 (spu_split_store): Likewise.
12236 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12238 * gcc/tree-vn.c: Fix typo in comment.
12240 2008-06-18 Jan Hubicka <jh@suse.cz>
12242 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12243 toplevel reorder too.
12245 2008-06-18 Jan Hubicka <jh@suse.cz>
12247 * c-opts.c (c_common_post_options): PCH is not compatible with
12249 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12250 -fno-toplevel-reorder by default now.
12252 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12254 PR documentation/30739
12255 * doc/install.texi (Prerequisites): Document dependency on awk.
12257 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12258 Ian Lance Taylor <iant@google.com>
12260 PR rtl-optimization/35604
12261 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12262 only want to change jump destinations, not eventual label comparisons.
12264 2008-06-16 Jan Hubicka <jh@suse.cz>
12266 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12268 (cgraph_analyze_function): Likewise.
12270 2008-06-16 Jan Hubicka <jh@suse.cz>
12272 * cgraph.h (cgraph_mark_if_needed): New function.
12273 * cgraphunit.c (cgraph_mark_if_needed): New function.
12274 * c-decl.c (duplicate_decl): Use it.
12276 2008-06-16 Jan Hubicka <jh@suse.cz>
12278 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12281 2008-06-16 Jan Hubicka <jh@suse.cz>
12283 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12285 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12286 Kazu Hirata <kazu@codesourcery.com>
12287 Maxim Kuvyrkov <maxim@codesourcery.com
12289 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12290 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12291 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12292 EXTRA_SPEC_FUNCTIONS.
12293 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12294 (DRIVER_SELF_SPECS): Adjust.
12295 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12296 * config/mips/st.h, config/mips/t-st: New.
12297 * config/mips/driver-native.c, config/mips/x-native: New.
12298 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12301 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12303 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12305 (ISA_HAS_FP_CONDMOVE): New macro.
12306 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12307 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12308 (ISA_HAS_NMADD3_NMSUB3): New macro.
12309 * config/mips/mips.c (mips_rtx_costs): Update.
12310 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12311 compiling for ST Loongson 2E/2F.
12312 (madd<mode>): Rename to madd4<mode>. Update.
12313 (madd3<mode>): New pattern.
12314 (msub<mode>): Rename to msub4<mode>. Update.
12315 (msub3<mode>): New pattern.
12316 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12317 (nmadd3<mode>): New pattern.
12318 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12319 (nmadd3<mode>_fastmath): New pattern.
12320 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12321 (nmsub3<mode>): New pattern.
12322 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12323 (nmsub3<mode>_fastmath): New pattern.
12324 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12326 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12328 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12329 (DF_REF_INSN_INFO): New.
12330 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12331 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12332 with a NULL DF_REF_INSN_INFO.
12333 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12335 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12336 DF_INSN_INFO_EQ_USES): New.
12337 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12338 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12339 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12340 * df-core.c: Update comment for above changes.
12341 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12342 DF_INSN_UID_* macros.
12343 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12344 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12345 insn rtx. Update all callers.
12346 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12347 df_ref_create_structure, df_insn_refs_collect): Likewise.
12348 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12349 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12350 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12351 macros to access the insn refs.
12352 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12353 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12354 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12355 for accessing the refs.
12356 (try_fwprop_subst): Likewise.
12357 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12358 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12359 for accessing the refs.
12360 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12361 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12362 to look at the insn refs.
12363 (record_uses): Likewise.
12364 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12366 (mark_artificial_uses): Don't mark_insn for artificial refs.
12367 (mark_reg_rependencies): Likewise.
12369 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12371 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12373 * configure: Regenerate.
12375 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12377 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12378 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12379 * 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 attiny167.
12384 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12385 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12387 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12389 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12390 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12391 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12393 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12395 * tree-ssa-sccvn.c: Fix format of comments.
12397 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12399 * cgraph.c: Remove unneeded forward declarations of eq_node()
12402 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12404 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12406 (see_update_relevancy): Likewise.
12407 * fwprop.c (try_fwprop_subst): Likewise.
12408 * rtlanal.c (noop_move_p): Likewise.
12409 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12410 notes to non-existing libcall blocks.
12411 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12413 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12414 (dead_libcall_p): Remove.
12415 (delete_trivially_dead_insns): Don't use it.
12416 * web.c (union_defs): Remove comment about keeping nops.
12417 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12418 (compute_hash_table_work): Don't track libcall notes.
12419 (do_local_cprop): Don't take libcall pointers. Don't update
12421 (adjust_libcall_notes): Deleted.
12422 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12423 ever have existed in the first place).
12424 (replace_store_insn): Don't try to remove libcall notes.
12425 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12426 (resolve_reg_notes): Don't call them.
12427 (resolve_simple_move): Likewise.
12428 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12429 Don't remove REG_RETVAL notes.
12430 * emit-rtl.c (try_split): Don't update libcall notes.
12431 (emit_copy_of_insn_after): Dito.
12432 * cselib.c (cselib_current_insn_in_libcall): Remove.
12433 (cselib_process_insn): Don't set/clear it.
12434 (new_elt_loc_list): Don't record it.
12435 (cselib_init): Don't initialize it.
12436 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12437 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12439 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12440 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12441 (init_deps): Don't initialize it.
12442 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12443 * combine.c (delete_noop_moves): Don't update libcall notes.
12444 (can_combine_p): Remove now pointless #if 0 block.
12445 (try_combine): Remove another obsolete #if 0 block.
12446 (distribute_notes): Don't distribute libcall notes.
12447 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12448 * dce.c (libcall_dead_p): Remove.
12449 (delete_unmarked_insns): Don't handle libcall blocks.
12450 (preserve_libcall_for_dce): Remove.
12451 (prescan_insns_for_dce): Don't special-case libcall block insns.
12452 * reload1 (reload): Don't handle libcall notes.
12453 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12456 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12458 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12459 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12460 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12462 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12464 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12465 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12466 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12468 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12470 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12472 2008-06-16 Ira Rosen <irar@il.ibm.com>
12474 PR tree-optimization/36493
12475 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12476 the arguments list. Use VECTYPE to create vector pointer.
12477 (vectorizable_store): Fail if accesses through a pointer to vectype
12478 do not alias the original memory reference operands.
12479 Call vect_create_data_ref_ptr without the removed argument.
12480 (vectorizable_load): Likewise.
12481 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12484 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12487 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12488 reg_equiv_constant.
12490 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12492 * config/mips/loongson2ef.md: New file.
12493 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12494 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12495 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12496 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12497 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12499 (loongson2ef.md): New include.
12500 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12501 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12502 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12503 (loongson_gt_<mode>, loongson_extract_halfword)
12504 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12505 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12506 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12507 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12508 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12509 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12510 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12511 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12512 (vec_interleave_low<mode>): Define type attribute.
12513 * config/mips/mips.c (mips_ls2): New static variable.
12514 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12515 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12516 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12517 Implement target scheduling hooks.
12518 (mips_multipass_dfa_lookahead): Update to handle tuning for
12520 (mips_sched_init): Initialize data for Loongson scheduling.
12521 (mips_ls2_variable_issue): New static function.
12522 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12524 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12525 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12526 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12527 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12528 Handle ST Loongson 2E/2F cores.
12529 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12531 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12533 * omp-low.c (extract_omp_for_data): Fix comment typo.
12536 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12538 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12539 FIXME note about gcc/config.guess.
12540 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12541 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12542 * doc/cppopts.texi: Likewise.
12543 * doc/extend.texi: Likewise.
12544 * doc/gcc.texi: Likewise.
12545 * doc/gccint.texi: Likewise.
12546 * doc/gcov.texi: Likewise.
12547 * doc/gty.texi: Likewise.
12548 * doc/hostconfig.texi: Likewise.
12549 * doc/install.texi: Likewise.
12550 * doc/invoke.texi: Likewise.
12551 * doc/loop.texi: Likewise.
12552 * doc/makefile.texi: Likewise.
12553 * doc/md.texi: Likewise.
12554 * doc/passes.texi: Likewise.
12555 * doc/tm.texi: Likewise.
12556 * doc/tree-ssa.texi: Likewise.
12557 * doc/trouble.texi: Likewise.
12559 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12560 Nathan Sidwell <nathan@codesourcery.com>
12561 Maxim Kuvyrkov <maxim@codesourcery.com>
12562 Richard Sandiford <rdsandiford@googlemail.com>
12564 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12565 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12566 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12568 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12569 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12570 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12572 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12573 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12574 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12575 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12576 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12577 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12578 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12579 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12580 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12581 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12582 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12583 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12584 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12585 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12586 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12587 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12588 (mips_builtins): Add Loongson builtins.
12589 (mips_loongson_2ef_bdesc): New.
12590 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12591 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12592 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12593 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12595 (mips_expand_vector_init): New.
12596 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12597 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12599 * config/mips/mips.md: Add unspec numbers for Loongson
12600 builtins. Include loongson.md.
12601 (MOVE64): Include Loongson vector modes.
12602 (SPLITF): Include Loongson vector modes.
12603 (HALFMODE): Handle Loongson vector modes.
12604 * config/mips/loongson.md: New.
12605 * config/mips/loongson.h: New.
12606 * config.gcc: Add loongson.h header for mips*-*-* targets.
12607 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12609 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12611 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12612 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12613 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12614 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12615 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12616 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12617 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12618 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12619 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12620 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12621 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12622 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12623 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12624 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12625 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12626 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12627 Remove use_fixproto=yes.
12628 (ia64*-*-hpux*): Remove comment about using fixproto.
12629 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12631 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12633 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12635 * configure: Regenerate.
12637 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12639 PR middle-end/36520
12640 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12641 before evaluating it.
12643 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12646 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12647 nested inline functions.
12648 (start_decl, start_function): Don't invert DECL_EXTERNAL
12649 for nested inline functions.
12651 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12653 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12654 splits that must be made for correctness.
12656 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12658 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12659 (AVAIL_NON_MIPS16): Likewise.
12660 (mips_builtin_description): Replace target_flags with a predicate.
12661 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12662 (dspr2_32): New availability predicates.
12663 (MIPS_BUILTIN): New macro.
12664 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12665 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12666 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12667 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12668 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12669 (mips_dsp_32only_bdesc): Merge into...
12670 (mips_builtins): ...this new array.
12671 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12672 (mips_init_builtins): Update after above changes.
12673 (mips_expand_builtin_1): Merge into...
12674 (mips_expand_builtin): ...here and update after above changes.
12676 2008-06-12 Paul Brook <paul@codesourcery.com>
12678 * longlong.h (__arm__): Define count_leading_zeros.
12679 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12680 (clzsi2, clzdi2): New functions.
12681 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12682 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12683 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12684 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12685 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12686 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12687 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12688 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12689 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12690 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12692 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12694 * config/m68k/m68k.c (m68k_tune_flags): New.
12695 (override_options): Compute m68k_tune_flags.
12696 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12697 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12699 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12701 PR middle-end/36506
12702 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12704 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12706 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12707 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12709 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12711 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12712 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12714 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12716 PR middle-end/36506
12717 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12720 2008-06-12 Richard Guenther <rguenther@suse.de>
12722 PR tree-optimization/36345
12723 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12724 add memory_tag_needed flag.
12725 (may_alias_p): Declare.
12726 * tree-ssa-alias.c (may_alias_p): Export.
12727 (set_initial_properties): Use memory_tag_needed flag.
12728 (update_reference_counts): Likewise.
12729 (reset_alias_info): Reset memory_tag_needed flag.
12730 (create_name_tags): Check memory_tag_needed flag.
12731 (dump_points_to_info_for): Dump it.
12732 * tree-ssa-structalias.c (struct variable_info): Remove
12733 directly_dereferenced flag.
12734 (new_var_info): Do not initialize it.
12735 (process_constraint_1): Do not set it.
12736 (update_alias_info): Set is_dereferenced flag.
12737 (set_uids_in_ptset): Use may_alias_p.
12738 (set_used_smts): Check memory_tag_needed flag.
12739 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12740 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12741 memory_tag_needed flag.
12742 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12743 from broken design.
12745 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12747 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12748 red zone for w64 abi.
12749 (ix86_expand_prologue): Likewise.
12750 (ix86_force_to_memory): Likewise.
12751 (ix86_free_from_memory): Likewise.
12753 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12756 * config/rs6000/rs6000.c (rs6000_override_options): Set
12757 rs6000_isel conditionally to the absence of comand line override.
12758 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12759 Remove duplicate rs6000_isel setting.
12760 * config/rs6000/eabispe.h: Ditto.
12762 2008-06-11 Richard Guenther <rguenther@suse.de>
12764 * alias.c (get_alias_set): Use the element alias-set for arrays.
12765 (record_component_aliases): For arrays and vectors do nothing.
12766 * c-common.c (strict_aliasing_warning): Handle the cases
12767 of alias set zero explicitly.
12768 * Makefile.in (dfp.o-warn): Add -Wno-error.
12770 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12772 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12774 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12775 tune_32 tune_64 to supported_defaults. Allow values not
12776 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12777 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12778 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12779 with_cpu_64 to generic for 64-bit-supporting configurations, not
12780 with_cpu. Remove FIXMEs.
12781 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12782 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12783 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12784 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12785 arch_32 and arch_64.
12787 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12788 Olivier Hainque <hainque@adacore.com>
12790 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12791 Use DECL_SIZE_UNIT to retrieve the size of the field.
12793 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12795 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12796 with function calls after declarations. Lay out
12797 neon_float_type_node before further use.
12799 2008-06-11 Richard Guenther <rguenther@suse.de>
12801 * tree-flow.h (may_point_to_global_var): Declare.
12802 * tree-ssa-alias.c (may_point_to_global_var): New function.
12803 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12805 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12807 * configure.ac: Teach that fido supports .debug_line.
12808 * configure: Regenerate.
12810 2008-06-10 Tom Tromey <tromey@redhat.com>
12812 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12815 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12817 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12818 (encode_decimal64, decode_decimal64, encode_decimal128,
12819 decode_decimal128): Reverse order of 32-bit parts of value if host
12820 and target endianness differ.
12822 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12824 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12825 Avoid division by 0.
12826 (tree_mod_pow2_value_transform): Likewise.
12827 (tree_ic_transform): Likewise.
12828 (tree_stringops_transform): Likewise.
12829 (tree_mod_subtract_transform): Likewise.
12830 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12831 (copy_edges_for_bb): Likewise.
12832 (initialize_cfun): Likewise.
12834 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12836 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12837 nonmemory_operand. Add "N" operand constraint.
12839 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12840 (*jcc_btsi_mask): Ditto.
12841 (*jcc_btsi_mask_1): Ditto.
12843 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12845 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12846 TYPE_CANONICAL for copied element type.
12848 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12851 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12852 Add m_CORE2 and m_GENERIC.
12853 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12854 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12856 (*jcc_btdi_rex64): New instruction and split pattern.
12857 (*jcc_btsi): Ditto.
12858 (*jcc_btsi_1): Ditto.
12859 (*btsq): Fix Intel asm dialect operand order.
12863 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12865 PR middle-end/36447
12866 * simplify-rtx.c (simplify_subreg): Add check for shift count
12869 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12871 * doc/md.texi: Synchronize with later constraints.md change.
12872 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12873 with a C implementation.
12874 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12876 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12877 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12878 when moving to and from MD_REGNUM.
12879 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12880 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12881 Handle byte and halfword moves.
12882 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12884 * config/mips/constraints.md (h): Turn into NO_REGS.
12885 (l, x): Update documentation.
12886 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12887 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12888 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12889 (HILO): New mode iterator.
12891 (any_div): New code iterator.
12892 (u): Extend code attribute to div and udiv.
12893 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12894 d_operand in the splitters. Remove redundant CONST_INT checks.
12895 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12896 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12897 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12898 accordingly, using normal moves instead of unspecs to move LO into
12899 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12900 (<u>mulsidi3): Handle expansion in C code.
12901 (<u>mulsidi3_32bit_internal): Rename to...
12902 (<u>mulsidi3_32bit): ...this.
12903 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12904 (*<u>mulsidi3_64bit): Rename to...
12905 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12906 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12907 to set LO and HI to the multiplication result. Use a normal move
12908 for MFLO and an unspec for MFHI.
12909 (*<u>mulsidi3_64bit_parts): Replace with...
12910 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12911 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12912 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12913 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12914 instead of HI. Split the instruction into a separate multiplication
12915 and MFHI if !TARGET_FIX_R4000.
12916 (<su>muldi3_highpart): Likewise.
12917 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12918 and the "=h" clobber.
12919 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12920 (<u>mulditi3): New expander.
12921 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12922 (madsi): Remove "=h" clobber.
12923 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12924 Force the modulus result to be a GPR and split the instruction into
12925 a division followed by an MFHI after reload.
12926 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12927 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12928 the MIPS16 HIGH define_split.
12929 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12930 of acc<->gpr moves to "multi".
12931 (*movdi_64bit): Replace the single "x" alternative with
12932 alternatives for moving into and out of "a".
12933 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12934 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12935 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12936 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12937 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12938 (movti): New expander.
12939 (*movti, *movti_mips16): New insns.
12940 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12941 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12942 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12943 * config/mips/predicates.md (fpr_operand): Delete.
12944 (d_operand): New predicate.
12946 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12948 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12949 failure on some Bourne shells.
12950 (x86_64-*-*): Ditto.
12952 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12954 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12956 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12958 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12959 (sparc-sun-solaris2*): Likewise.
12961 2008-06-09 Arnaud Charlet <charlet@adacore.com
12963 * doc/install.texi: Update requirements to build the Ada compiler.
12965 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12967 * df-scan.c (struct df_scan_problem_data): Remove the
12968 mw_link_pool alloc pool.
12969 (df_scan_free_internal): Don't free it.
12970 (df_scan_alloc): Don't allocate it.
12971 * df.h (struct df_link): Update comment.
12973 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12975 * except.h: Correct checks for when SJLJ exceptions must be used.
12977 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12979 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12982 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12984 PR tree-optimization/36218
12985 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12986 configure for the build system.
12987 (BUILD_LDFLAGS): Define.
12988 * configure: Regenerate.
12989 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12991 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12994 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12995 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12996 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12998 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13000 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13002 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13004 * config.gcc (Obsolete configurations): Remove list of
13006 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13007 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13008 targets matched by those patterns.
13009 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13010 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13011 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13012 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13013 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13014 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13015 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13016 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13017 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13018 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13019 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13020 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13021 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13022 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13023 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13024 Make code for Solaris 7 and greater unconditional for Solaris.
13025 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13026 Remove --with-* handling.
13027 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13028 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13029 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13030 LINK_OS_WINDISS_SPEC): Remove.
13031 * config/rs6000/sysv4.opt (mwindiss): Remove.
13032 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13033 * configure: Regenerate.
13034 * doc/cpp.texi: Don't mention BeOS.
13035 * doc/extend.texi (interrupt): Don't mention MS1.
13036 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13037 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13038 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13039 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13040 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13042 * doc/invoke.texi (MT Options): Remove.
13043 (-mwindiss): Remove.
13044 (CRIS Options): Remove cris-axis-aout references.
13045 (HPPA Options): Don't mention hppa1.1-*-pro.
13046 * doc/md.texi: (MorphoTech family): Remove.
13047 * libgcc2.c: Don't handle UWIN.
13048 * config/alpha/t-unicosmk: Remove.
13049 * config/alpha/unicosmk.h: Remove.
13050 * config/arm/kaos-arm.h: Remove.
13051 * config/arm/kaos-strongarm.h: Remove.
13052 * config/arm/strongarm-coff.h: Remove.
13053 * config/arm/strongarm-elf.h: Remove.
13054 * config/arm/strongarm-pe.h: Remove.
13055 * config/arm/t-strongarm-pe: Remove.
13056 * config/arm/t-xscale-coff: Remove.
13057 * config/arm/t-xscale-elf: Remove.
13058 * config/arm/xscale-coff.h: Remove.
13059 * config/arm/xscale-elf.h: Remove.
13060 * config/chorus.h: Remove.
13061 * config/cris/aout.h: Remove.
13062 * config/cris/aout.opt: Remove.
13063 * config/cris/t-aout: Remove.
13064 * config/i386/beos-elf.h: Remove.
13065 * config/i386/kaos-i386.h: Remove.
13066 * config/i386/ptx4-i.h: Remove.
13067 * config/i386/sco5.h: Remove.
13068 * config/i386/sco5.opt: Remove.
13069 * config/i386/sysv4-cpp.h: Remove.
13070 * config/i386/sysv5.h: Remove.
13071 * config/i386/t-beos: Remove.
13072 * config/i386/t-sco5: Remove.
13073 * config/i386/t-uwin: Remove.
13074 * config/i386/uwin.asm: Remove.
13075 * config/i386/uwin.h: Remove.
13076 * config/kaos.h: Remove.
13077 * config/mips/windiss.h: Remove.
13078 * config/mt: Remove directory.
13079 * config/pa/pa-osf.h: Remove.
13080 * config/pa/pa-pro-end.h: Remove.
13081 * config/pa/t-pro: Remove.
13082 * config/ptx4.h: Remove.
13083 * config/rs6000/beos.h: Remove.
13084 * config/rs6000/kaos-ppc.h: Remove.
13085 * config/rs6000/t-beos: Remove.
13086 * config/rs6000/windiss.h: Remove.
13087 * config/sh/kaos-sh.h: Remove.
13088 * config/sol2-6.h: Remove.
13089 * config/sparc/sol26-sld.h: Remove.
13090 * config/sparc/sysv4-only.h: Remove.
13091 * config/vax/bsd.h: Remove.
13092 * config/vax/t-memfuncs: Remove.
13093 * config/vax/ultrix.h: Remove.
13094 * config/vax/vaxv.h: Remove.
13095 * config/windiss.h: Remove.
13097 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13099 PR rtl-optimization/36438
13100 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13101 for vector shifts with constant scalar shift operands.
13103 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13105 * doc/invoke.texi: Document -march=xlr.
13106 * config/mips/xlr.md: New file.
13107 * config/mips/mips.md: Include it.
13109 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13110 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13111 (mips_rtx_cost_data): Likewise.
13113 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13115 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13116 PRE_INC and PRE_DEC cases.
13118 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13120 PR rtl-optimization/36419
13121 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13122 the emitting jump insn.
13125 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13126 is not bool, boolify the whole *expr_p and convert to the desired type.
13128 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13130 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13131 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13132 Add omp_private_outer_ref hook, add another argument to
13133 omp_clause_default_ctor hook.
13134 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13135 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13136 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13137 hook_tree_tree_tree_tree_null.
13138 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13139 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13140 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13141 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13142 * tree.def (OMP_TASK): New tree code.
13143 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13144 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13145 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13146 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13147 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13148 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13149 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13150 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13151 (OMP_DIRECTIVE_P): Add OMP_TASK.
13152 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13153 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13154 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13155 and OMP_CLAUSE_UNTIED entries.
13156 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13158 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13159 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13160 * tree-pretty-print.c (dump_omp_clause): Handle
13161 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13162 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13163 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13164 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13165 warning about unsigned iterators. Change decl/init/cond/incr
13166 arguments to TREE_VECs, check arguments for all collapsed loops.
13167 (c_finish_omp_taskwait): New function.
13168 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13170 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13171 default_function_array_conversion on init. Add par_clauses argument.
13172 If decl is present in parallel's lastprivate clause, change it to
13173 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13174 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13175 collapse count in clauses.
13176 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13177 c_parser_omp_for_loop callers.
13178 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13179 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13180 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13181 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13183 (c_parser_omp_clause_schedule): Handle schedule(auto).
13184 Include correct location in the error message.
13185 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13186 and PRAGMA_OMP_CLAUSE_UNTIED.
13187 (OMP_TASK_CLAUSE_MASK): Define.
13188 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13189 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13190 * tree-nested.c (convert_nonlocal_omp_clauses,
13191 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13192 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13193 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13194 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13196 (conver_nonlocal_reference, convert_local_reference,
13197 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13198 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13199 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13200 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13201 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13202 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13203 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13204 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13205 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13207 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13208 * c-common.h (c_finish_omp_taskwait): New prototype.
13209 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13210 * tree-parloops.c (create_parallel_loop): Create 1 entry
13211 vectors for OMP_FOR_{INIT,COND,INCR}.
13212 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13213 (make_edges): Handle OMP_TASK.
13214 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13215 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13216 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13217 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13218 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13219 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13220 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13221 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13222 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13223 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13224 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13225 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13226 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13227 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13228 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13229 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13230 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13231 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13232 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13233 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13234 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13235 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13236 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13237 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13238 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13239 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13240 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13241 original iterator is present in lastprivate clause or if
13242 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13243 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13244 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13245 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13246 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13247 if it is set, lookup var in outer contexts too. Handle
13248 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13249 to be implicitly determined firstprivate for task regions.
13250 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13251 if it is set, lookup var in outer contexts too. Set
13252 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13253 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13254 OMP_CLAUSE_UNTIED. Take region_type as last argument
13255 instead of in_parallel and in_combined_parallel.
13256 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13258 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13259 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13260 (new_omp_context): Set default_kind to
13261 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13262 (omp_region_type): New enum.
13263 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13264 fields, add region_type.
13265 (new_omp_context): Take region_type as argument instead of is_parallel
13266 and is_combined_parallel.
13267 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13268 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13269 ctx->is_combined_parallel checks.
13270 (gimplify_omp_task): New function.
13271 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13273 * omp-low.c (extract_omp_for_data): Use schedule(static)
13274 for schedule(auto). Handle pointer and unsigned iterators.
13275 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13276 Add loops argument. Extract data for collapsed OMP_FOR loops.
13277 (expand_parallel_call): Assert sched_kind isn't auto,
13278 map runtime schedule to index 3.
13279 (struct omp_for_data_loop): New type.
13280 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13281 Add loop, loops, collapse and iter_type fields.
13282 (workshare_safe_to_combine_p): Disallow combined for if
13283 iter_type is unsigned long long. Don't combine collapse > 1 loops
13284 unless all bounds and steps are constant. Adjust extract_omp_for_data
13286 (expand_omp_for_generic): Handle pointer, unsigned and long long
13287 iterators. Handle collapsed OMP_FOR loops. Adjust
13288 for struct omp_for_data changes. If libgomp function doesn't return
13289 boolean_type_node, add comparison of the return value with 0.
13290 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13291 pointer, unsigned and long long iterators. Adjust for struct
13292 omp_for_data changes.
13293 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13294 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13295 unsigned long long. Allocate loops array, pass it to
13296 extract_omp_for_data. For collapse > 1 loops use always
13297 expand_omp_for_generic.
13298 (omp_context): Add sfield_map and srecord_type fields.
13299 (is_task_ctx, lookup_sfield): New functions.
13300 (use_pointer_for_field): Use is_task_ctx helper. Change first
13301 argument's type from const_tree to tree. Clarify comment.
13302 In OMP_TASK disallow copy-in/out sharing.
13303 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13304 (install_var_field): Add mask argument. Populate both record_type
13305 and srecord_type if needed.
13306 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13308 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13309 and DECL_FIELD_OFFSET.
13310 (scan_sharing_clauses): Adjust install_var_field callers. For
13311 firstprivate clauses on explicit tasks allocate the var by value in
13312 record_type unconditionally, rather than by reference.
13313 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13314 Use is_taskreg_ctx instead of is_parallel_ctx.
13315 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13316 (create_omp_child_function_name): Add task_copy argument, use
13317 *_omp_cpyfn* names if it is true.
13318 (create_omp_child_function): Add task_copy argument, if true create
13319 *_omp_cpyfn* helper function.
13320 (scan_omp_parallel): Adjust create_omp_child_function callers.
13321 Rename parallel_nesting_level to taskreg_nesting_level.
13322 (scan_omp_task): New function.
13323 (lower_rec_input_clauses): Don't run constructors for firstprivate
13324 explicit task vars which are initialized by *_omp_cpyfn*.
13325 Pass outer var ref to omp_clause_default_ctor hook if
13326 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13327 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13328 OMP_CLAUSE_REDUCTION_INIT.
13329 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13330 avoid duplicate setting of fields. Handle
13331 OMP_CLAUSE_PRIVATE_OUTER_REF.
13332 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13333 copy-out if TREE_READONLY, only copy-in.
13334 (expand_task_copyfn): New function.
13335 (expand_task_call): New function.
13336 (struct omp_taskcopy_context): New type.
13337 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13339 (lower_omp_parallel): Rename to...
13340 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13341 Call create_task_copyfn if srecord_type is needed. Adjust
13343 (task_shared_vars): New variable.
13344 (check_omp_nesting_restrictions): Warn if work-sharing,
13345 barrier, master or ordered region is closely nested inside OMP_TASK.
13346 Add warnings for barrier if closely nested inside of work-sharing,
13347 ordered, or master region.
13348 (scan_omp_1): Call check_omp_nesting_restrictions even for
13349 GOMP_barrier calls. Rename parallel_nesting_level to
13350 taskreg_nesting_level. Handle OMP_TASK.
13351 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13352 work-sharing construct, continue looking for them on parent parallel
13354 (lower_omp_for_lastprivate): Add lastprivate clauses
13355 to the beginning of dlist rather than end. Adjust for struct
13356 omp_for_data changes.
13357 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13358 not after it. Handle collapsed OMP_FOR loops, adjust for
13359 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13360 (get_ws_args_for): Adjust extract_omp_for_data caller.
13361 (scan_omp_for): Handle collapsed OMP_FOR
13362 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13363 (lower_omp_single_simple): If libgomp function doesn't return
13364 boolean_type_node, add comparison of the return value with 0.
13365 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13366 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13367 (parallel_nesting_level): Rename to...
13368 (taskreg_nesting_level): ... this.
13369 (is_taskreg_ctx): New function.
13370 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13371 of is_parallel_ctx.
13372 (execute_lower_omp): Rename parallel_nesting_level to
13373 taskreg_nesting_level.
13374 (expand_omp_parallel): Rename to...
13375 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13376 Call omp_task_call for OMP_TASK regions.
13377 (expand_omp): Adjust caller, handle OMP_TASK.
13378 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13380 * bitmap.c (bitmap_default_obstack_depth): New variable.
13381 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13382 if argument is NULL and bitmap_default_obstack is already initialized.
13383 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13385 * matrix-reorg.c (matrix_reorg): Likewise.
13387 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13389 * config/i386/i386.md (*indirect_jump): Macroize using P
13390 mode iterator. Remove !TARGET_64BIT from insn constraints.
13391 (*tablejump_1): Ditto.
13392 (*indirect_jump_rex64): Remove insn pattern.
13393 (*tablejump_1_rex64): Ditto.
13394 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13395 and eh_return_si insn patterns.
13397 2008-06-06 Richard Guenther <rguenther@suse.de>
13399 * tree-ssa-structalias.c (merge_smts_into): Remove.
13400 (find_what_p_points_to): Do not bother to compute the
13401 points-to set for pt_anything pointers.
13402 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13403 for pt_anything pointers is ok.
13405 2008-06-06 Jan Hubicka <jh@suse.cz>
13407 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13409 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13411 * cgraph.c: Fix typos in comments.
13412 (cgraph_availability_names): Fix string typo.
13413 * fold-const.c: Fix typos in comments.
13414 (fold_binary): Fix typo in warning.
13415 * genautomata.c: Fix typos in comments.
13416 (check_presence_pattern_sets): Fix typo in local variable.
13417 (output_description): Fix typo in output.
13418 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13419 * hwint.h: Likewise.
13420 * matrix-reorg.c (check_allocation_function): Likewise.
13421 * omega.c (smooth_weird_equations): Likewise.
13422 * auto-inc-dec.c: Fix typos in comments.
13423 * bb-reorder.c: Likewise.
13424 * builtins.c: Likewise.
13425 * c-common.c: Likewise.
13426 * c-cppbuiltin.c: Likewise.
13427 * c-parser.c: Likewise.
13428 * c-pretty-print.c: Likewise.
13429 * cfgcleanup.c: Likewise.
13430 * cfgexpand.c: Likewise.
13431 * cfghooks.c: Likewise.
13432 * cfglayout.c: Likewise.
13433 * cfgloopmanip.c: Likewise.
13434 * cgraphunit.c: Likewise.
13435 * coverage.c: Likewise.
13436 * dbxout.c: Likewise.
13437 * df-byte-scan.c: Likewise.
13438 * df-core.c: Likewise.
13439 * df-problems.c: Likewise.
13440 * df-scan.c: Likewise.
13442 * dominance.c: Likewise.
13443 * domwalk.c: Likewise.
13445 * dwarf2out.c: Likewise.
13446 * emit-rtl.c: Likewise.
13447 * et-forest.c: Likewise.
13448 * function.c: Likewise.
13449 * function.h: Likewise.
13451 * gcov-io.c: Likewise.
13452 * gcov.c: Likewise.
13453 * gcse.c: Likewise.
13454 * genattrtab.c: Likewise.
13455 * ggc-page.c: Likewise.
13456 * gimplify.c: Likewise.
13457 * gthr-lynx.h: Likewise.
13458 * haifa-sched.c: Likewise.
13459 * ipa-cp.c: Likewise.
13460 * ipa-inline.c: Likewise.
13461 * ipa-prop.h: Likewise.
13462 * ipa-pure-const.c: Likewise.
13463 * ipa-struct-reorg.c: Likewise.
13464 * ipa-struct-reorg.h: Likewise.
13465 * ipa-type-escape.c: Likewise.
13467 * loop-doloop.c: Likewise.
13468 * mips-tfile.c: Likewise.
13469 * mkmap-flat.awk: Likewise.
13470 * mkmap-symver.awk: Likewise.
13471 * modulo-sched.c: Likewise.
13472 * omp-low.c: Likewise.
13473 * optabs.c: Likewise.
13474 * optabs.h: Likewise.
13475 * opts.c: Likewise.
13476 * passes.c: Likewise.
13477 * postreload-gcse.c: Likewise.
13478 * postreload.c: Likewise.
13479 * predict.c: Likewise.
13480 * pretty-print.h: Likewise.
13481 * profile.c: Likewise.
13482 * protoize.c: Likewise.
13483 * ra-conflict.c: Likewise.
13484 * real.c: Likewise.
13485 * recog.c: Likewise.
13486 * regclass.c: Likewise.
13487 * regs.h: Likewise.
13488 * reload.c: Likewise.
13489 * rtl-error.c: Likewise.
13490 * rtlanal.c: Likewise.
13491 * scan.h: Likewise.
13492 * sched-rgn.c: Likewise.
13494 * stmt.c: Likewise.
13495 * target.h: Likewise.
13496 * tree-dfa.c: Likewise.
13497 * tree-eh.c: Likewise.
13498 * tree-flow-inline.h: Likewise.
13499 * tree-inline.c: Likewise.
13500 * tree-into-ssa.c: Likewise.
13501 * tree-loop-distribution.c: Likewise.
13502 * tree-nested.c: Likewise.
13503 * tree-parloops.c: Likewise.
13504 * tree-pass.h: Likewise.
13505 * tree-pretty-print.c: Likewise.
13506 * tree-profile.c: Likewise.
13507 * tree-scalar-evolution.c: Likewise.
13508 * tree-sra.c: Likewise.
13509 * tree-ssa-alias-warnings.c: Likewise.
13510 * tree-ssa-ccp.c: Likewise.
13511 * tree-ssa-coalesce.c: Likewise.
13512 * tree-ssa-dom.c: Likewise.
13513 * tree-ssa-dse.c: Likewise.
13514 * tree-ssa-forwprop.c: Likewise.
13515 * tree-ssa-live.c: Likewise.
13516 * tree-ssa-live.h: Likewise.
13517 * tree-ssa-loop-im.c: Likewise.
13518 * tree-ssa-loop-ivopts.c: Likewise.
13519 * tree-ssa-loop-niter.c: Likewise.
13520 * tree-ssa-loop-prefetch.c: Likewise.
13521 * tree-ssa-phiopt.c: Likewise.
13522 * tree-ssa-phiprop.c: Likewise.
13523 * tree-ssa-sccvn.c: Likewise.
13524 * tree-ssa-ter.c: Likewise.
13525 * tree-ssa-threadupdate.c: Likewise.
13526 * tree-ssa.c: Likewise.
13527 * tree-vect-analyze.c: Likewise.
13528 * tree-vect-transform.c: Likewise.
13529 * tree-vectorizer.c: Likewise.
13530 * tree-vn.c: Likewise.
13531 * tree-vrp.c: Likewise.
13532 * tree.c: Likewise.
13533 * tree.def: Likewise.
13534 * tree.h: Likewise.
13535 * unwind-dw2-fde.c: Likewise.
13536 * unwind.inc: Likewise.
13537 * value-prof.c: Likewise.
13538 * vmsdbgout.c: Likewise.
13540 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13542 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13543 always place FP constants in the TOC for TARGET_POWERPC64.
13544 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13546 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13548 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13549 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13550 enable for TARGET_E500_DOUBLE.
13551 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13552 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13553 floating-point modes like integer modes for E500 double.
13554 (rs6000_legitimate_offset_address_p): Likewise.
13555 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13556 addressing for DDmode for E500 double.
13557 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13558 modes as using 64-bits of registers for E500 double.
13559 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13560 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13561 specially for E500 double.
13562 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13563 TDmode for E500 double.
13564 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13565 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13566 (rs6000_split_multireg_move): Do not handle TDmode specially for
13568 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13569 using 64-bit registers for E500 double.
13570 (emit_frame_save): Do not handle DDmode specially for E500 double.
13571 (gen_frame_mem_offset): Likewise.
13572 (rs6000_function_value): Do not call spe_build_register_parallel
13573 for DDmode or TDmode.
13574 (rs6000_libcall_value): Likewise.
13575 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13576 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13579 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13581 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13584 2008-06-04 Junjie Gu <jgu@tensilica.com>
13586 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13587 comparison for frame pointers.
13589 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13592 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13594 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13597 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13598 register is already smaller or equal to required mode.
13600 2008-06-04 Xinliang David Li <davidxl@google.com>
13602 * tree-call-cdce.c: New file.
13603 (cond_dead_built_in_calls): New static variable.
13604 (input_domain): New struct.
13605 (check_pow): New function.
13606 (check_builtin_call): Ditto.
13607 (check_target_format): Ditto.
13608 (is_call_dce_candidate): Ditto.
13609 (gen_one_condition): Ditto.
13610 (gen_conditions_for_domain): Ditto.
13611 (get_domain): Ditto.
13612 (gen_conditions_for_pow_cst_base): Ditto.
13613 (gen_conditions_for_pow_int_base): Ditto.
13614 (gen_conditions_for_pow): Ditto.
13615 (get_no_error_domain): Ditto.
13616 (gen_shrink_wrap_conditions): Ditto.
13617 (shrink_wrap_one_built_in_call): Ditto.
13618 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13619 (tree_call_cdce): Ditto.
13620 (gate_call_cdce): Ditto.
13621 (pass_call_cdce): New gimple pass.
13622 * passes.c: (init_optimization_passes): New pass.
13623 * tree-pass.h: New pass declaration.
13624 * opts.c (decode_options): New flag setting.
13625 * common.opt: Add -ftree-builtin-call-dce flag.
13626 * Makefile.in: Add new source file.
13627 * tempvar.def: New tv_id.
13628 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13630 2008-06-04 Richard Guenther <rguenther@suse.de>
13632 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13633 (is_call_clobbered): Always check var_ann->call_clobbered.
13634 (mark_call_clobbered): Always set var_ann->call_clobbered.
13635 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13636 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13637 (reset_alias_info): Clear call clobbering info on MTAGs and
13639 (set_pt_anything): Set pt_global_mem.
13640 (create_tag_raw): Adjust comment.
13641 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13643 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13644 Maxim Kuvyrkov <maxim@codesourcery.com>
13646 * config/m68k/m68k.opt (mxgot): New option.
13647 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13648 (m68k_output_addr_const_extra): New.
13649 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13650 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13651 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13652 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13654 2008-06-04 Richard Guenther <rguenther@suse.de>
13656 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13657 negative or non-representable offsets.
13659 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13661 * config/i386/i386.c (ix86_gen_leave): New.
13662 (ix86_gen_pop1): Likewise.
13663 (ix86_gen_add3): Likewise.
13664 (ix86_gen_sub3): Likewise.
13665 (ix86_gen_sub3_carry): Likewise.
13666 (ix86_gen_one_cmpl2): Likewise.
13667 (ix86_gen_monitor): Likewise.
13668 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13669 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13670 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13671 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13672 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13673 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13674 (ix86_expand_epilogue): Updated.
13675 (print_operand): Handle integer register operand for 'z'.
13676 (ix86_expand_strlensi_unroll_1): Likewise.
13677 (ix86_expand_strlen): Likewise.
13678 (ix86_expand_builtin): Likewise.
13679 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13680 mov{q}/mov{l} and add{q}/add{l}.
13682 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13684 * config/i386/i386.md (P): New mode iterator.
13685 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13686 using P mode iterator.
13687 (DFmode push_operand splitter): Ditto.
13688 (XFmode push_operand splitter): Ditto.
13689 (DFmode float_extend SFmode push_operand splitter): Ditto.
13690 (XFmode float_extend SFmode push_operand splitter): Do not generate
13691 SImode pushes for 64bit target. Macroize Dimode and SImode
13692 pushes using P mode iterator.
13693 (XFmode float_extend DFmode push_operand splitter): Ditto.
13695 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13697 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13698 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13699 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13700 return type to int.
13701 (ix86_call_abi_override): Remove check for call_used_regs.
13703 2008-06-03 Richard Guenther <rguenther@suse.de>
13705 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13706 for the lhs of calls if the return type contains pointers.
13708 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13710 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13711 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13712 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13713 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13714 of cfun and DEFAULT_ABI to deceide abi mode.
13715 (DEFAULT_ABI): New.
13716 (REG_PARM_STACK_SPACE): Removed.
13717 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13718 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13719 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13720 (ix86_function_abi): Likewise.
13721 (ix86_function_type_abi): Likewise.
13722 (ix86_call_abi_override): Likewise.
13723 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13724 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13725 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13726 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13728 (X86_64_REGPARM_MAX): New.
13729 (X86_64_SSE_REGPARM_MAX): New.
13730 (X64_REGPARM_MAX): New.
13731 (X64_SSE_REGPARM_MAX): New.
13732 (X86_32_REGPARM_MAX): New.
13733 (X86_32_SSE_REGPARM_MAX): New.
13734 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13735 (ix86_function_regparm): Handle user calling abi.
13736 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13737 by DEFAULT_ABI versus SYSV_ABI check.
13738 (ix86_reg_parm_stack_space): New.
13739 (ix86_function_type_abi): New.
13740 (ix86_call_abi_override): New.
13741 (ix86_function_abi): New.
13742 (ix86_cfun_abi): New.
13743 (init_cumulative_args): Call abi specific initialization.
13744 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13745 (function_arg_64): Extend SSE_REGPARM_MAX check.
13746 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13747 (ix86_pass_by_reference): Likewise.
13748 (ix86_function_value_regno_p): Likewise.
13749 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13750 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13751 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13752 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13753 (setup_incoming_varargs_64): Adjust regparm for call abi.
13754 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13755 (ix86_va_start): Likewise.
13756 (ix86_gimplify_va_arg): Likewise.
13757 (ix86_expand_prologue): Likewise.
13758 (output_pic_addr_const): Likewise.
13759 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13760 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13761 (x86_output_mi_thunk): Likewise.
13762 (x86_function_profiler): Likewise.
13763 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13764 (SYSV_ABI, MS_ABI): New constants.
13765 (DEFAULT_ABI): New.
13766 (init_regs): Add prototype of function in regclass.c file.
13767 (OVERRIDE_ABI_FORMAT): New.
13768 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13769 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13770 (OUTGOING_REG_PARM_STACK_SPACE): New.
13771 (ix86_reg_parm_stack_space): New prototype.
13772 (CUMULATIVE_ARGS): Add call_abi member.
13773 (machine_function): Add call_abi member.
13774 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13775 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13777 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13780 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13781 (avr_builtin_setjmp_frame_value): New function.
13782 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13783 (nonlocal_goto): Define.
13785 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13787 * config/mips/mips.c (mips_emit_loadgp): Return early if
13788 there is nothing do to, otherwise emit a blockage if
13789 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13790 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13792 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13794 * configure.ac: Drop unneeded backslash ending up in config.in.
13795 * acinclude.m4: Likewise.
13796 * config.in: Regenerate.
13798 2008-05-26 Jan Hubicka <jh@suse.cz>
13800 * predict.c (maybe_hot_frequency_p): Break out of...
13801 (maybe_hot_bb_p): ... here.
13802 (maybe_hot_edge_p): New.
13803 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13804 * basic-block.h (maybe_hot_edge_p): Declare.
13806 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13808 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13809 (*cmpfp_<mode>_cc): Ditto.
13810 (*fp_jcc_8<mode>_387): Ditto.
13811 (*fop_<MODEF:mode>_2_i387): Ditto.
13812 (*fop_<MODEF:mode>_3_i387): Ditto.
13813 (*fop_xf_2_i387): Ditto.
13814 (*fop_xf_3_i387): Ditto.
13816 2008-06-02 Tomas Bily <tbily@suse.cz>
13818 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13820 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13822 * config/mips/mips.c (mips_valid_offset_p): New function.
13823 (mips_valid_lo_sum_p): Likewise.
13824 (mips_classify_address): Use them.
13825 (mips_force_address): New function.
13826 (mips_legitimize_address): Use it.
13827 * config/mips/mips.md (MOVE128): New mode iterator.
13828 (movtf): Require TARGET_64BIT. Remove empty strings.
13829 (*movtf_internal): Rename to...
13830 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13831 of "R" and use {,fp}{load,store} attributes instead of "multi".
13832 Use a separate define_split.
13833 (*movtf_mips16): New pattern.
13835 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13837 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13838 * config/mips/mips.c (mips_expand_before_return): New function.
13839 (mips_expand_epilogue): Call it.
13840 * config/mips/mips.md (return): Turn into a define_expand.
13841 (*return): New insn.
13843 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13845 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13846 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13847 functions. Do not emit uses and clobbers of CONCATs; individually
13848 use and clobber their operands.
13849 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13850 gen_clobber, emit_use and gen_use.
13851 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13852 (expand_builtin_return): Likewise.
13853 * cfgbuild.c (count_basic_blocks): Likewise.
13854 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13855 * explow.c (emit_stack_restore): Likewise.
13856 * expmed.c (extract_bit_field_1): Likewise.
13857 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13858 (emit_move_multi_word, store_constructor): Likewise.
13859 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13860 (thread_prologue_and_epilogue_insns): Likewise.
13861 * lower-subreg.c (resolve_simple_move): Likewise.
13862 * optabs.c (widen_operand, expand_binop): Likewise.
13863 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13864 * reload.c (find_reloads): Likewise.
13865 * reload1.c (eliminate_regs_in_insn): Likewise.
13866 * stmt.c (expand_nl_goto_receiver): Likewise.
13867 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13868 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13869 * config/arm/arm.c (arm_load_pic_register): Likewise.
13870 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13871 * config/arm/arm.md (untyped_return): Likewise.
13872 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13873 * config/avr/avr.c (expand_prologue): Likewise.
13874 * config/bfin/bfin.c (do_unlink): Likewise.
13875 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13876 * config/cris/cris.c (cris_expand_prologue): Likewise.
13877 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13878 (machopic_legitimize_pic_address): Likewise.
13879 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13880 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13881 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13882 (ix86_expand_convert_uns_didf_sse): Likewise.
13883 (ix86_expand_vector_init_general): Likewise.
13884 * config/ia64/ia64.md (eh_epilogue): Likewise.
13885 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13886 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13887 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13888 (config/iq2000/iq2000.c): Likewise.
13889 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13890 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13891 (builtin_longjmp): Likewise.
13892 * config/mn10300/mn10300.md (call, call_value): Likewise.
13893 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13894 * config/pdp11/pdp11.md (abshi2): Likewise.
13895 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13896 * config/s390/s390.c (s390_emit_prologue): Likewise.
13897 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13898 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13899 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13900 * config/sh/sh.c (prepare_move_operands): Likewise.
13901 (output_stack_adjust, sh_expand_epilogue): Likewise.
13902 (sh_set_return_address, sh_expand_t_scc): Likewise.
13903 * config/sparc/sparc.c (load_pic_register): Likewise.
13904 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13905 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13906 * config/v850/v850.c (expand_epilogue): Likewise.
13908 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13910 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13911 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13912 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13913 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13914 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13915 stack pointer register.
13916 (output_movhi): Remove code for interrupt specific writing to the
13917 stack pointer register.
13919 2008-05-31 Richard Guenther <rguenther@suse.de>
13921 PR tree-optimization/34244
13922 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13923 (tree_expr_nonzero_warnv_p): Likewise.
13924 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13925 ssa_name_nonnegative_p.
13926 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13927 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13928 not tree_expr_nonzero_warnv_p.
13930 PR tree-optimization/36262
13932 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13934 PR tree-optimization/34244
13935 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13936 (record_numbers_of_iterations): New function.
13937 (execute_vrp): Cache the numbers of iterations of loops.
13938 * tree-scalar-evolution.c (scev_reset_except_niters):
13940 (scev_reset): Use scev_reset_except_niters.
13941 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13943 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13945 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13946 __WORKAROUND_RETS when appropriate.
13948 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13950 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13951 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13953 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13954 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13955 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13956 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13957 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13958 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13959 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13960 *fop_df_1_sse insn patterns using MODEF mode iterator.
13961 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13962 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13963 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13964 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13965 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13966 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13967 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13968 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13969 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13970 (*fop_xf_5_i387): Ditto.
13971 (*fop_xf_6_i387): Ditto.
13973 2008-05-30 Richard Guenther <rguenther@suse.de>
13975 * builtins.c (build_string_literal): Avoid generating
13976 a non-gimple_val result.
13978 2008-05-30 DJ Delorie <dj@redhat.com>
13980 * exec-tool.in: Use an environment variable (private) instead of a
13981 file (shared) as a semaphore, so as to not break parallel builds.
13983 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13985 * optabs.c (maybe_encapsulate_block): Remove.
13986 (emit_libcall_block): Adjust accordingly.
13987 * optabs.h (maybe_encapsulate_block): Remove prototype.
13989 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13990 Don't use maybe_encapsulate_block.
13992 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13994 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13995 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13996 rtx is a SYMBOL_REF before calling get_pool_constant.
13998 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14000 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14002 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14004 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14005 rather than OS names to choose INO_T_EQ definition.
14006 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14007 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14009 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14012 * config/darwin-f.c: New.
14013 * config/t-darwin: Added rule to build darwin-f.o.
14014 * config.gcc: Defined new variable, fortran_target_objs.
14015 (*-*-darwin*): Set fortran_target_objs.
14016 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14017 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14018 * configure: Regenerated.
14020 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14023 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14024 canonical type if needed.
14026 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14028 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14030 2008-05-29 Richard Guenther <rguenther@suse.de>
14032 PR tree-optimization/36343
14033 PR tree-optimization/36346
14034 PR tree-optimization/36347
14035 * tree-flow.h (clobber_what_p_points_to): Declare.
14036 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14037 pointed-to variable is dereferenced is irrelevant to whether
14038 the pointer can access the pointed-to variable.
14039 (clobber_what_p_points_to): New function.
14040 * tree-ssa-alias.c (set_initial_properties): Use it.
14041 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14042 call clobber check for NMTs.
14044 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14046 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14047 for printing gcov_type.
14049 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14051 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14052 and the eh region information.
14053 * value-prof.c (gimple_move_stmt_histograms): New function.
14054 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14056 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14058 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14060 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14062 * value-prof.c (tree_ic_transform): Print counts.
14063 * tree-profile.c (tree_gen_ic_func_profiler):
14064 Clear __gcov_indreict_call_callee variable to avoid misattribution
14067 2008-05-28 Rafael EspÃndola <espindola@google.com>
14069 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14072 2008-05-28 Richard Guenther <rguenther@suse.de>
14074 PR tree-optimization/36339
14075 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14076 and clobbering code out of the loop.
14078 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14080 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14083 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14084 s390_contiguous_bitmask_p, s390_symref_operand_p,
14085 s390_check_symref_alignment, s390_reload_larl_operand,
14086 s390_reload_symref_address): New functions.
14087 (s390_branch_condition_mnemonic): Support compare and branch
14089 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14090 and 'W' constraints.
14091 (s390_secondary_reload): Add secondary reloads for unaligned
14092 symbol refs or symbol refs to floating point or QI/TI mode
14094 (legitimate_address_p): Accept symbol references as addresses.
14095 (s390_expand_insv): Use rotate and insert selected bits
14096 instruction for insv when building for z10.
14097 (print_operand_address): Handle symbol ref addresses.
14098 (print_operand): Output modifier 'c' added for signed byte values.
14099 (s390_encode_section_info): Mark symbol refs with
14100 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14102 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14103 (length attribute): RRF, RRR have 4 byte length.
14104 (FPALL, INTALL): New mode iterators added.
14105 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14106 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14107 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14108 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14109 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14110 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14111 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14112 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14114 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14115 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14116 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14117 reload<INTALL:mode><P:mode>_toreg_z10,
14118 reload<FPALL:mode><P:mode>_tomem_z10,
14119 reload<FPALL:mode><P:mode>_toreg_z10,
14120 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14121 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14122 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14123 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14125 (movmem, clrmem, cmpmem): New splitters added.
14127 * config/s390/predicates.md (larl_operand): Use
14128 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14129 SYMBOL_REF_ALIGN1_P.
14130 (s390_signed_integer_comparison,
14131 s390_unsigned_integer_comparison): New predicates.
14133 * config/s390/s390-protos.h (s390_check_symref_alignment,
14134 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14135 s390_reload_symref_address,
14136 s390_compare_and_branch_condition_mask): Prototypes added.
14138 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14139 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14140 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14142 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14144 * config/s390/s390.c (z10_cost): New cost function for z10.
14145 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14146 (s390_issue_rate): Adjust issue rate for z10.
14147 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14148 (processor_flags): Add PF_Z10.
14149 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14150 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14151 * gcc/config.gcc: Add z10.
14153 2008-05-28 Richard Guenther <rguenther@suse.de>
14155 PR tree-optimization/36291
14156 * tree-flow. h (struct gimple_df): Remove var_anns member.
14157 * tree-flow-inline.h (gimple_var_anns): Remove.
14158 (var_ann): Simplify.
14159 * tree-dfa.c (create_var_ann): Simplify.
14160 (remove_referenced_var): Clear alias info from var_anns of globals.
14161 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14162 (delete_tree_ssa): Clear alias info from var_anns of globals.
14163 Do not free var_anns.
14164 (var_ann_eq): Remove.
14165 (var_ann_hash): Likewise.
14167 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14169 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14170 and loongson2f entries.
14171 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14172 * config/mips/mips.h (processor_type): Add Loongson-2E
14173 and Loongson-2F entries.
14174 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14175 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14176 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14177 * doc/invoke.texi (MIPS Options): Document loongson2e
14178 and loongson2f processor names.
14180 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14184 * config/i386/i386.c (ix86_function_arg_boundary): Use
14185 alignment of canonical type.
14186 (ix86_expand_vector_move): Check unaligned memory access for
14189 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14191 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14192 Moved to the front of file.
14194 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14195 H.J. Lu <hongjiu.lu@intel.com>
14197 * dwarf2out.c (current_fde): New.
14199 (lookup_cfa:): Likewise.
14200 (dwarf2out_end_epilogue): Likewise.
14201 (dwarf2out_note_section_used): Likewise.
14203 2008-05-27 Michael Matz <matz@suse.de>
14206 * c.opt (Wenum-compare): New warning option.
14207 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14209 2008-05-27 Michael Matz <matz@suse.de>
14211 PR middle-end/36326
14212 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14214 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14215 into memory as tail calls.
14217 2008-05-27 Richard Guenther <rguenther@suse.de>
14219 PR tree-optimization/36339
14220 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14221 pointers cause all addressable variables to be call clobbered.
14223 2008-05-27 Richard Guenther <rguenther@suse.de>
14225 PR tree-optimization/36245
14226 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14228 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14230 * config/s390/s390.md: Replace all occurences of the 'm'
14231 constraint with 'RT'.
14233 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14235 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14237 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14239 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14240 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14241 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14243 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14245 * reload.c: (find_reloads): Skip alternatives according to the
14246 "enabled" attribute. Constify the constraint variable.
14247 * recog.c (get_attr_enabled): Add default implementation.
14248 (extract_insn): Set the alternative_enabled_p array
14249 in the recog_data struct.
14250 (preprocess_constraints, constrain_operands): Skip
14251 alternatives according to the "enabled" attribute
14252 * recog.h (struct recog_data): New field alternative_enabled_p.
14253 (skip_alternative): New inline function.
14254 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14255 (record_reg_classes): Skip alternative according to the
14256 "enabled" attribute.
14258 * doc/md.texi: Add documention for the "enabled" attribute.
14260 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14262 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14263 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14264 constraint with TARGET_MEM_CONSTRAINT.
14265 * recog.c (asm_operand_ok, preprocess_constraints,
14266 constrain_operands): Likewise.
14267 * regclass.c (record_reg_classes): Likewise.
14268 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14269 * reload1.c (maybe_fix_stack_asms): Likewise.
14270 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14271 * recog.h: Adjust comment.
14272 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14273 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14274 * doc/md.texi: Add a note to description of 'm' constraint.
14275 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14277 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14279 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14280 that the bitfield is of integral type before testing its precision.
14282 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14283 Sa Liu <saliu@de.ibm.com>
14285 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14286 __modti3, __udivti3, __umodti3 and __udivmodti4.
14287 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14288 that implement TImode mul and div functions.
14289 * config/spu/multi3.c: New. Implement __multi3.
14290 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14291 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14294 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14296 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14297 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14298 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14299 tls_sysv_suffix): New mode and mode attribute iterators.
14300 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14301 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14302 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14303 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14304 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14307 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14309 PR tree-optimization/36329
14310 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14311 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14312 * cgraphbuild.c (initialize_inline_failed): Use the latter
14313 macro in lieu of the former.
14314 * ipa-inline.c (cgraph_mark_inline): Likewise.
14315 (cgraph_decide_inlining_of_small_function): Likewise.
14316 (cgraph_decide_inlining): Likewise.
14317 (cgraph_decide_inlining_incrementally): Likewise.
14319 2008-05-26 Tristan Gingold <gingold@adacore.com>
14320 Anatoly Sokolov <aesok@post.ru>
14322 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14323 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14324 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14325 optimization for 'avr6' architecture.
14327 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14330 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14332 2008-05-26 Richard Guenther <rguenther@suse.de>
14334 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14335 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14337 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14339 PR middle-end/36253
14340 * caller-save.c (insert_restore): Verify alignment of spill space.
14341 (insert_save): Likewise.
14342 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14343 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14344 (STACK_SLOT_ALIGNMENT): Likewise.
14345 * function.c (LOCAL_ALIGNMENT): Removed.
14346 (get_stack_local_alignment): New.
14347 (assign_stack_local): Use it. Set alignment on stack slot.
14348 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14349 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14350 (STACK_SLOT_ALIGNMENT): New.
14351 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14352 stack slot in XFmode.
14354 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14356 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14359 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14360 argument operand in rax isn't removed.
14362 2008-05-26 Richard Guenther <rguenther@suse.de>
14364 PR middle-end/36300
14365 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14366 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14368 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14371 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14373 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14375 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14376 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14378 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14380 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14381 build a trampoline if we don't want one.
14382 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14383 return zero for nested functions if we don't want a trampoline.
14385 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14387 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14389 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14392 * c.opt: Removed undocumented option '-lang-fortran'.
14393 * c-common.h: Removed global variable 'lang_fortran'.
14394 * c-opts.c (c_common_handle_option): Removed code to handle
14395 option '-lang-fortran'. Updated includes.
14396 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14397 definition of '__GFORTRAN__'.
14398 (define__GNUC__): Reimplemented to use BASEVER and
14399 cpp_define_formatted.
14400 (builtin_define_with_value_n): Removed.
14401 * c-incpath.h: Renamed to ...
14402 * incpath.h: ... this.
14403 * c-incpath.c: Renamed to ...
14404 * incpath.c: ... this. Updated includes.
14405 * fix-header.c: Updated includes.
14406 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14407 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14408 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14410 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14412 * tree.h: Update the table of flags used on tree nodes.
14413 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14414 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14415 (FORCED_LABEL): Add access check.
14416 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14417 (ASM_INPUT_P): Likewise.
14418 (ASM_VOLATILE_P): Likewise.
14419 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14420 (OMP_SECTION_LAST): Access private_flag directly.
14421 (OMP_RETURN_NOWAIT): Likewise.
14422 (OMP_PARALLEL_COMBINED): Likewise.
14423 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14424 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14425 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14426 deprecated_flag directly.
14428 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14430 * final.c (frame_pointer_needed): Removed.
14431 * flags.h (frame_pointer_needed): Likewise.
14433 * function.h (rtl_data): Add frame_pointer_needed.
14434 (frame_pointer_needed): New.
14436 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14438 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14440 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14442 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14445 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14447 * c-common.c (strip_array_types): Move function to..
14449 (get_inner_array_type): Delete.
14450 * c-common.h (strip_array_types): Move declaration to..
14452 (get_inner_array_type): Delete.
14453 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14454 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14455 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14456 * config/pa/pa.c (emit_move_sequence): Likewise.
14458 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14460 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14463 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14465 * function.c: Include target hook for nonlocal_goto frame value.
14467 2008-05-24 Richard Guenther <rguenther@suse.de>
14469 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14470 variable can be only accessed through a pointer or a union.
14472 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14474 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14475 * doc/extend.texi: Likewise.
14477 2008-05-23 DJ Delorie <dj@redhat.com>
14479 * config/m32c/jump.md (untyped_call): Add.
14481 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14482 for A24 to PSImode.
14483 (m32c_address_cost): Detail costs for indirect offsets.
14485 2008-05-23 Rafael EspÃndola <espindola@google.com>
14487 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14488 if a node is a SUBREG.
14489 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14492 2008-05-23 Paul Brook <paul@codesourcery.com>
14493 Carlos O'Donell <carlos@codesourcery.com>
14495 * doc/extend.texi: Clarify use of __attribute__((naked)).
14496 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14497 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14498 * function.c (use_register_for_decl): Use
14499 targetm.calls.allocate_stack_slots_for_args.
14500 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14501 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14502 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14504 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14506 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14508 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14510 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14511 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14512 is only rounded once.
14514 2008-05-23 Richard Guenther <rguenther@suse.de>
14516 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14518 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14519 Jakub Jelinek <jakub@redhat.com>
14522 * configure.ac: Handle --enable-cld.
14523 * configure: Regenerated.
14524 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14525 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14526 (ix86_current_function_needs_cld): New define.
14527 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14528 (cld): New isns pattern.
14529 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14530 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14531 * config/i386/i386.opt (mcld): New option.
14532 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14533 TARGET_CLD and ix86_current_function_needs_cld.
14534 (override_options): Use -mcld by default for 32-bit code if
14537 * doc/install.texi (Options specification): Document --enable-cld.
14538 * doc/invoke.texi (Machine Dependent Options)
14539 [i386 and x86-64 Options]: Add -mcld option.
14540 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14542 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14543 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14544 (return_in_memory_64): Likewise.
14545 (return_in_memory_ms_64): Likewise.
14547 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14549 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14550 * builtins.c (fold_builtin_fpclassify): New.
14551 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14552 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14553 * c-common.c (handle_type_generic_attribute): Adjust to accept
14554 fixed arguments before an elipsis.
14555 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14556 * doc/extend.texi: Document __builtin_fpclassify.
14558 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14560 * omp-low.c (gate_expand_omp_ssa): Remove.
14561 (pass_expand_omp_ssa): Remove.
14562 (gate_expand_omp): Do not check for flag_openmp_ssa.
14563 * common.opt (-fopenmp-ssa): Remove.
14564 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14566 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14568 * config/sh/sh.opt (mfixed-range): New option.
14569 * config/sh/sh-protos.h (sh_fix_range): Declare.
14570 * config/sh/sh.c (sh_fix_range): New function.
14571 * config/sh/sh.h (sh_fixed_range_str): Declare.
14572 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14574 * doc/invoke.texi (SH Options): Document -mfixed-range.
14576 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14578 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14579 it before the redeclaration.
14581 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14583 * config/avr/avr.c (get_sequence_length): Add new function.
14584 (expand_prologue, expand_epilogue): Remove duplicate code.
14586 2008-05-22 Rafael EspÃndola <espindola@google.com>
14588 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14591 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14593 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14594 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14596 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14597 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14598 (vect_update_misalignment_for_peel): Likewise.
14599 (vector_alignment_reachable_p): Likewise.
14600 * tree-vect-transform.c (vectorizable_load): Likewise.
14601 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14602 (get_vectype_for_scalar_type): Pass mode of scalar_type
14603 to UNITS_PER_SIMD_WORD.
14605 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14606 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14607 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14608 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14609 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14611 2008-05-22 Ira Rosen <irar@il.ibm.com>
14613 PR tree-optimization/36293
14614 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14615 if the first load must be skipped because of a gap.
14617 2008-05-22 Richard Guenther <rguenther@suse.de>
14619 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14620 more cases of offset disambiguation that is possible if
14621 strict-aliasing rules apply.
14622 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14623 for basic offset and type-based disambiguation.
14625 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14627 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14628 ix86_expand_vector_set on V16QImode for SSE4.1.
14630 2008-05-21 Tom Tromey <tromey@redhat.com>
14632 * c.opt (Wimport): Mark as undocumented.
14633 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14635 (Warning Options): Likewise.
14636 * doc/cppopts.texi: Don't mention -Wimport.
14638 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14640 PR tree-optimization/36287
14641 PR tree-optimization/36286
14642 * lambda-code.c (build_access_matrix): Do not use the loop->num
14643 for computing the number of induction variables: use the loop depth
14646 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14649 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14650 option -f(no-)leading-underscore.
14652 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14654 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14655 GET_MODE_NUNITS (mode).
14657 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14659 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14660 (-mmulhw): Add 464 to description.
14661 (-mdlmzb): Likewise.
14662 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14663 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14665 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14666 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14667 * config/rs6000/rs6000.md: Update comments for 464.
14669 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14671 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14673 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14675 * config/i386/sse.md (vec_extractv4sf): Removed.
14676 (vec_extractv2df): Likewise.
14677 (vec_extractv2di): Likewise.
14678 (vec_extractv4si): Likewise.
14679 (vec_extractv8hi): Likewise.
14680 (vec_extractv16qi): Likewise.
14681 (vec_extract<mode>): New.
14683 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14685 * config/i386/sse.md (vec_setv4sf): Removed.
14686 (vec_setv2df): Likewise.
14687 (vec_setv2di): Likewise.
14688 (vec_setv4si): Likewise.
14689 (vec_setv8hi): Likewise.
14690 (vec_setv16qi): Likewise.
14691 (vec_set<mode>): New.
14693 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14695 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14696 goto for vec_concat and vec_interleave.
14698 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14700 * config/i386/sse.md (vec_initv4sf): Removed.
14701 (vec_initv2df): Likewise.
14702 (vec_initv2di): Likewise.
14703 (vec_initv4si): Likewise.
14704 (vec_initv8hi): Likewise.
14705 (vec_initv16qi): Likewise.
14706 (vec_init<mode>): New.
14708 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14710 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14712 2008-05-21 Tom Tromey <tromey@redhat.com>
14714 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14715 (zone_find_object_offset): Likewise.
14716 (gt_ggc_m_S): Likewise.
14717 (highest_bit): Likewise.
14718 * ggc-page.c (gt_ggc_m_S): New function.
14719 * stringpool.c (string_stack): Remove.
14720 (init_stringpool): Update.
14721 (ggc_alloc_string): Use ggc_alloc.
14722 (maybe_delete_ident): New function.
14723 (ggc_purge_stringpool): Likewise.
14724 (gt_ggc_m_S): Remove.
14725 * ggc-common.c (ggc_protect_identifiers): New global.
14726 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14727 ggc_protect_identifiers.
14728 * ggc.h (ggc_protect_identifiers): Declare.
14729 (gt_ggc_m_S): Update.
14730 (ggc_purge_stringpool): Declare.
14731 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14732 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14734 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14736 2008-05-21 David S. Miller <davem@davemloft.net>
14738 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14741 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14743 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14746 2008-05-20 David Daney <ddaney@avtrex.com>
14748 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14749 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14750 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14751 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14752 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14753 (atomic_hiqi_op): New define_code_iterator.
14754 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14755 mips_expand_compare_and_swap_12.
14756 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14757 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14758 (sync_<optab><mode>, sync_old_<optab><mode>,
14759 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14760 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14761 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14762 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14763 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14764 (test_and_set_12): New insn.
14765 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14766 sync_new_<optab><mode>, sync_old_nand<mode>,
14767 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14768 clobber to operand 0 for SI and DI mode insns.
14769 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14770 mips_gen_fn_4): New typedefs.
14771 (mips_gen_fn_ptrs): Define new union type.
14772 (mips_expand_compare_and_swap_12): Remove declaration.
14773 (mips_expand_atomic_qihi): Declare function.
14774 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14775 (mips_expand_atomic_qihi): ... this. Use new generator function
14777 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14778 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14779 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14780 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14781 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14782 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14783 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14784 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14785 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14786 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14789 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14791 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14794 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14796 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14797 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14798 (avr_attribute_table): Add 'OS_main' function attribute.
14799 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14800 functions with 'OS_main' attribute.
14802 2008-05-20 Richard Guenther <rguenther@suse.de>
14804 PR tree-optimization/35204
14805 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14806 helper, split out from ...
14807 (DFS): ... here. Make the DFS walk non-recursive.
14809 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14810 Jan Sjodin <jan.sjodin@amd.com>
14812 PR tree-optimization/36181
14813 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14814 (parallelize_loops): Don't parallelize when the loop has vector
14817 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14818 Sebastian Pop <sebastian.pop@amd.com>
14820 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14821 matrix, and never look at the tree representation of the memory
14823 (linear_transform_loops): Computes parameters and access matrices.
14824 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14826 (access_matrix_get_index_for_parameter): New.
14827 * tree-data-ref.h (struct access_matrix): New.
14828 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14829 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14830 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14831 am_vector_index_for_loop): New.
14832 (struct data_reference): Add field access_matrix.
14833 (DR_ACCESS_MATRIX): New.
14834 (compute_data_dependences_for_loop): Update declaration.
14835 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14836 * lambda.h (lambda_vector_vec_p): Declared.
14837 * lambda-code.c: Depend on pointer-set.h.
14838 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14839 av_for_af_base, av_for_af, build_access_matrix,
14840 lambda_compute_access_matrices): New.
14841 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14843 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14845 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14846 $SOURCEDIR/include.
14848 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14849 Sebastian Pop <sebastian.pop@amd.com>
14851 PR tree-optimization/36206
14852 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14854 (instantiate_scev_1): Rename flags to fold_conversions.
14855 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14856 outeside instantiation_loop.
14857 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14858 (evolution_function_is_affine_or_constant_p): Removed.
14859 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14861 (analyze_siv_subscript): Pass in the loop nest number.
14862 Call evolution_function_is_affine_in_loop instead of
14863 evolution_function_is_affine_p.
14864 (analyze_overlapping_iterations): Pass in the loop nest number.
14866 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14867 Sebastian Pop <sebastian.pop@amd.com>
14869 PR tree-optimization/36206
14870 * tree-chrec.h (chrec_fold_op): New.
14871 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14874 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14876 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14878 (remove_duplicates): Do not set inode on non-inode systems.
14881 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14883 * config.gcc (tm_file): Update comments about relative pathnames.
14885 2008-05-20 Richard Guenther <rguenther@suse.de>
14887 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14888 * tree-ssa-sccvn.c (process_scc): Likewise.
14889 * tree-ssa-sink.c (execute_sink_code): Likewise.
14890 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14891 * tree-vrp.c (process_assert_insertions): Likewise.
14892 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14893 (perform_tree_ssa_dce): Likewise.
14894 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14895 (dump_dominator_optimization_stats): Likewise.
14896 * tree-vectorizer.c (vectorize_loops): Likewise.
14898 2008-05-20 Richard Guenther <rguenther@suse.de>
14900 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14902 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14904 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14905 (ix86_i386elf_return_in_memory): Likewise.
14906 (ix86_i386interix_return_in_memory): Likewise.
14907 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14908 (SUBTARGET_RETURN_IN_MEMORY): New.
14909 * config/i386/i386elf.h: Likewise.
14910 * config/i386/ptx4-i.h: Likewise.
14911 * config/i386/sol2-10.h: Likewise.
14912 * config/i386/sysv4.h: Likewise.
14913 * config/i386/vx-common.h: Likewise.
14914 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14915 * config/i386/i386.c (ix86_return_in_memory): Made static and
14916 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14917 (ix86_i386elf_return_in_memory): Removed.
14918 (ix86_i386interix_return_in_memory): Removed.
14919 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14920 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14922 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14924 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14926 2008-05-19 Xinliang David Li <davidxl@google.com>
14928 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14930 * common.opt: Ditto.
14931 * doc/invoke.texi: Ditto.
14933 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14935 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14936 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14938 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14940 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14941 sizes of operand array from 8/4 to 4/2.
14942 (ix86_expand_vector_init_general): Change size of operand array
14943 from 32 to 16. Remove op0, op1 and half_mode.
14945 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14947 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14948 (ix86_expand_vector_init_interleave): Likewise.
14949 (ix86_expand_vector_init_general): Use them. Assert
14950 word_mode == SImode when n_words == 4.
14952 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14954 * config/i386/i386.c (ix86_secondary_reload): New static function.
14955 (TARGET_SECONDARY_RELOAD): New define.
14956 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14957 * config/i386/i386.md (reload_outqi): Remove.
14959 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14961 PR middle-end/35509
14962 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14963 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14964 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14965 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14966 (fold_builtin_1): Likewise.
14967 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14968 c-common.c (check_builtin_function_arguments): Handle
14969 BUILT_IN_ISINF_SIGN.
14970 * doc/extend.texi: Document __builtin_isinf_sign.
14971 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14973 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14975 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14976 EH cleanup at the end of the pass, search for those that have been
14977 turned into forwarder blocks and do the cleanup on their successor.
14979 2008-05-18 Richard Guenther <rguenther@suse.de>
14981 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14982 pointers to sizetype and vice versa.
14984 2008-05-18 Xinliang David Li <davidxl@google.com>
14986 * gcc/tree-ssa-dce.c: Coding style fix.
14987 (check_pow): Documentation comment.
14988 (check_log): Documenation comment. Coding style fix.
14989 (is_unnecessary_except_errno_call): Ditto.
14990 (gen_conditions_for_pow): Ditto.
14991 (gen_conditions_for_log): Ditto.
14992 (gen_shrink_wrap_conditions): Ditto.
14993 (shrink_wrap_one_built_in_calls): Ditto.
14994 * gcc/doc/invoke.texi: Better documentation string.
14995 * ChangeLog: Fix wrong change log entries from
14996 May 17 checkin on function call DCE.
14998 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15000 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15002 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15004 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15005 * df-problems.c (simulation routines): Fixed block comment to
15006 properly say how to add forwards scanning functions.
15008 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15010 * tree-inline.c (setup_one_parameter): Remove dead code.
15012 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15014 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15015 a BIT_AND_EXPR only for an INTEGER_TYPE.
15017 2008-05-17 Xinliang David Li <davidxl@google.com>
15019 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15020 (check_pow, check_log, is_unnecessary_except_errno_call): New
15021 functions to check for eliminating math functions that are pure
15022 except for setting errno.
15023 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15024 general condition expressions for shrink-wrapping pow/log calls.
15025 (gen_shrink_wrap_conditions): Ditto.
15026 (shrink_wrap_one_built_in_call): Ditto.
15027 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15028 (mark_operand_necessary): If debugging, output if OP is necessary.
15029 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15031 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15033 * gcc/common.opt: New user flag -ftree-builtin-dce.
15034 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15036 2008-05-16 David S. Miller <davem@davemloft.net>
15038 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15039 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15041 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15044 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15046 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15048 * ifcvt.c (dead_or_predicable): Rename
15049 df_simulate_one_insn_backwards to df_simulate_one_insn.
15050 * recog.c (peephole2_optimize): Ditto.
15051 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15053 * df.h: Rename df_simulate_one_insn_backwards to
15054 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15055 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15056 scanning of defs and uses.
15057 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15058 (df_simulate_one_insn_forwards): Removed.
15060 2008-05-16 Doug Kwan <dougkwan@google.com>
15062 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15064 (real_from_string): Handle NaNs and Inf as approriate.
15066 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15068 * doc/gty.texi (Source Files Containing Type Information): Note
15069 that headers should appear first in the gtfiles list.
15071 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15073 * tree.def (COND_EXEC): Properly documented this code.
15075 2008-05-16 Diego Novillo <dnovillo@google.com>
15077 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15078 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15081 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15083 * tree-ssa-dse (max_stmt_uid): Removed.
15084 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15085 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15086 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15087 * function.h (cfun.last_stmt_uid): New field.
15088 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15089 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15091 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15092 (create_stmt_ann): Initialize the ann->uid field.
15093 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15095 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15097 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15099 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15100 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15101 (init_empty_tree_cfg): Call it.
15103 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15105 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15108 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15110 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15111 * tree-dump.c (dump_options): New verbose option.
15112 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15114 * tree-pass.h (TDF_VERBOSE): New dump flag.
15115 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15116 (tree-flow.h): Added include.
15117 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15119 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15121 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15123 From Jie Zhang <jie.zhang@analog.com>
15124 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15125 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15126 mcpu=bf561-none and mcpu=bf561-0.2.
15127 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15128 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15129 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15130 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15131 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15132 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15133 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15135 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15136 (cputype_selected): Remove.
15137 (bfin_handle_option): Don't use cputype_selected.
15138 (override_options): When no mcpu option, enable all workarounds.
15139 Don't use bfin_workarounds.
15140 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15142 (DEFAULT_CPU_TYPE): Don't define.
15144 2008-05-16 Richard Guenther <rguenther@suse.de>
15146 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15147 on deletion of the last stmt.
15149 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15151 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15152 V8HImode for SSE2 and V16QImode for SSE4.1.
15154 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15156 * cgraph.h (compute_inline_parameters): Made public.
15157 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15158 variable_generate_summary, function_write_summary,
15159 variable_write_summary, variable_read_summary. Added generate_summary,
15160 write_summary, read_summary.
15161 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15162 pass_ipa_inline.function_generate_summary, to
15163 compute_inline_parameters.
15164 * ipa-inline.c (compute_inline_parameters): Made public and added
15166 (compute_inline_parameters_for_current): New function.
15167 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15168 (inline_generate_summary): Removed parameter and made to loop over
15170 (pass_ipa_inline): Updated for new IPA_PASS structure.
15171 * passes.c (execute_ipa_summary_passes): Now is called once per
15172 pass rather than once per node*pass.
15174 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15176 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15177 avr_have_mul_p, avr_asm_only_p): Remove variables.
15178 (avr_override_options): Remove initialization of removed variables.
15179 (avr_file_start): Convert removed variables to fields of
15180 'struct base_arch_s *avr_current_arch'.
15181 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15182 (AVR_HAVE_MUL): (Ditto.).
15183 (AVR_HAVE_MOVW): (Ditto.).
15184 (AVR_HAVE_LPMX): (Ditto.).
15185 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15186 avr_asm_only_p): Remove declaration.
15188 2008-05-15 Diego Novillo <dnovillo@google.com>
15190 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15191 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15193 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15195 PR middle-end/36194
15196 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15197 Don't call record_truncated_value from here.
15198 (record_truncated_value): Turn it into a for_each_rtx callback.
15199 (record_truncated_values): New function.
15200 (combine_instructions): Call note_uses with record_truncated_values.
15201 Change name of check_conversion to check_promoted_subreg.
15203 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15205 * doc/sourcebuild.texi: Document support for torture tests.
15207 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15209 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15210 to alternative 4 of operand 2.
15212 2008-05-15 Richard Guenther <rguenther@suse.de>
15214 * tree-pass.h (current_pass): Declare.
15215 (get_pass_for_id): Likewise.
15216 * passes.c (passes_by_id, passes_by_id_size): New globals.
15217 (set_pass_for_id): New function.
15218 (get_pass_for_id): Likewise.
15219 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15220 (execute_function_todo): Flush per function statistics.
15221 * toplev.c (compile_file): Init statistics.
15222 (general_init): Do early statistics initialization.
15223 (finalize): Finish statistics.
15224 * statistics.h (statistics_early_init): Declare.
15225 (statistics_init): Likewise.
15226 (statistics_fini): Likewise.
15227 (statistics_fini_pass): Likewise.
15228 (statistics_counter_event): Likewise.
15229 (statistics_histogram_event): Likewise.
15230 * statistics.c: New file.
15231 * Makefile.in (OBJS-common): Add statistics.o.
15232 (statistics.o): Add dependencies.
15233 * doc/invoke.texi (-fdump-statistics): Document.
15235 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15236 (insert): Likewise.
15237 (execute_pre): Use statistics_counter_event.
15238 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15239 (substitute_and_fold): Increment it. Use statistics_counter_event.
15241 2008-05-15 Diego Novillo <dnovillo@google.com>
15243 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15245 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15246 * tree-ssa-alias.c (new_type_alias): Remove references to
15247 sub-variables from comment.
15248 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15250 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15252 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15253 attribute to 1 only for insertps alternative.
15255 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15257 * config/bfin/bfin.md (loadbytes): New pattern.
15258 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15259 (bfin_init_builtins): Initialize it.
15260 (bdesc_1arg): Add it.
15262 2008-05-15 Sa Liu <saliu@de.ibm.com>
15264 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15265 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15266 * testsuite/lib/target-supports.exp: Add
15267 check_effective_target_fortran_integer_16.
15269 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15271 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15272 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15273 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15274 (TARGET_RETURN_IN_MEMORY): Define.
15276 2008-05-15 Richard Guenther <rguenther@suse.de>
15278 PR middle-end/36244
15279 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15280 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15281 represent unmodifiable vars.
15283 2008-05-15 Richard Guenther <rguenther@suse.de>
15285 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15286 INDIRECT_REF and TARGET_MEM_REF.
15287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15290 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15291 H.J. Lu <hongjiu.lu@intel.com>
15293 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15294 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15295 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15296 insn alternatives. Add missing alternatives.
15297 (*vec_concatv2di_rex64_sse4_1): Likewise.
15298 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15299 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15300 Require TARGET_SSE.
15302 2008-05-15 Richard Guenther <rguenther@suse.de>
15304 PR tree-optimization/36009
15305 PR tree-optimization/36204
15306 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15307 (determine_invariantness_stmt): Record the loop a store is
15308 always executed in.
15309 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15312 2008-05-15 Richard Guenther <rguenther@suse.de>
15314 PR tree-optimization/34330
15315 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15316 through the pointer will alias the SMT.
15318 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15320 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15322 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15324 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15326 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15327 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15329 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15330 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15331 (vashl_optab): New optab for vector/vector shifts.
15332 (vashr_optab): Ditto.
15333 (vlshr_optab): Ditto.
15334 (vrotl_optab): Ditto.
15335 (vrotr_optab): Ditto.
15336 (optab_subtype): New enum for optab_for_tree_code call.
15337 (optab_for_tree_code): Add enum optab_subtype argument.
15339 * optabs.c (optab_for_tree_code): Take an additional argument to
15340 distinguish between a vector shift by a scalar and vector shift by
15341 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15342 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15343 vector shift by a vector.
15344 (expand_widen_pattern_expr): Pass additional argument to
15345 optab_for_tree_code.
15347 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15348 vrotl_optab, vrotr_optab.
15350 * expr.c (expand_expr_real_1): Update calls to
15351 optab_for_tree_code to distinguish between vector shifted by a
15352 scalar and vector shifted by a vector.
15353 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15354 (supportable_narrowing_operation): Ditto.
15355 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15356 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15357 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15358 (vect_create_epilog_for_reduction): Ditto.
15359 (vectorizable_reduction): Ditto.
15360 (vectorizable_operation): Ditto.
15361 (vect_strided_store_supported): Ditto.
15362 (vect_strided_load_supported): Ditto.
15363 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15364 * expmed.c (expand_shift): Ditto.
15366 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15368 (ashr@var{m}3): Ditto.
15369 (vashl@var{m}3): Document new vector/vector shift standard name.
15370 (vashr@var{m}3): Ditto.
15371 (vlshr@var{m}3): Ditto.
15372 (vrotl@var{m}3): Ditto.
15373 (vrotr@var{m}3): Ditto.
15375 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15376 (PPERM_INVERT): Ditto.
15377 (PPERM_REVERSE): Ditto.
15378 (PPERM_REV_INV): Ditto.
15379 (PPERM_ZERO): Ditto.
15380 (PPERM_ONES): Ditto.
15381 (PPERM_SIGN): Ditto.
15382 (PPERM_INV_SIGN): Ditto.
15383 (PPERM_SRC1): Ditto.
15384 (PPERM_SRC2): Ditto.
15386 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15387 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15388 allows a memory operand to be the value being added, and split it
15389 to improve vectorization.
15390 (sse5_pmacsdqh_mem): Ditto.
15391 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15392 (sse5_mulv2div2di3_high): Ditto.
15393 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15394 (vec_pack_trunc_v4si): Ditto.
15395 (vec_pack_trunc_v2di): Ditto.
15396 (sse5_pcmov_<mode>): Remove code that tried to use use
15397 andps/andnps instead of pcmov.
15398 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15399 pmacsdqh instructions.
15400 (vec_widen_smult_lo_v4si): Ditto.
15402 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15403 (PPERM_INVERT): Ditto.
15404 (PPERM_REVERSE): Ditto.
15405 (PPERM_REV_INV): Ditto.
15406 (PPERM_ZERO): Ditto.
15407 (PPERM_ONES): Ditto.
15408 (PPERM_SIGN): Ditto.
15409 (PPERM_INV_SIGN): Ditto.
15410 (PPERM_SRC1): Ditto.
15411 (PPERM_SRC2): Ditto.
15412 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15414 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15416 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15417 says ignore whether the last reference is a memory operand.
15419 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15420 Paolo Bonzini <bonzini at gnu dot org>
15422 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15425 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15426 (vlshr<mode>3): Rename from vlshr<mode>3.
15427 (vashr<mode>3): Rename from vashr<mode>3.
15428 (mulv4sf3): Change the names of vector shift patterns.
15432 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15435 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15460 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15461 (floatunssidf2_internal): Change vector/vector shift names.
15462 (floatunsdidf2_internal): Ditto.
15469 (vashl<mode>3): Rename from ashl<mode>3.
15470 (vashr<mode>3): Rename from ashr<mode>3.
15471 (vlshr<mode>3): Rename from lshr<mode>3.
15472 (vrotl<mode>3): Rename from rotl<mode>3.
15474 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15477 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15478 multiply gives the wrong value when doing widening multiplies.
15479 (vec_widen_smult_lo_v4si): Ditto.
15481 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15483 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15484 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15485 emit_library_call_value.
15486 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15487 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15488 * calls.c (initialize_argument_information, precompute_arguments,
15489 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15490 (precompute_arguments): Removed flags parameter.
15491 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15493 2008-05-14 Richard Guenther <rguenther@suse.de>
15495 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15496 Make sure to register the store if the use is a PHI_NODE.
15498 2008-05-14 Olivier Hainque <hainque@adacore.com>
15500 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15501 memory if the component is to be referenced in BLKmode according
15502 to get_inner_reference.
15504 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15506 * calls.c (emit_library_call_value_1): Restore code clearing
15507 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15509 2008-05-14 Olivier Hainque <hainque@adacore.com>
15510 Nicolas Roche <roche@adacore.com>
15512 * configure.ac: Add support for a "gcc_subdir" variable in
15513 config-lang.in, to denote a subdirectory where the language/GCC
15514 integration files are to be found.
15515 * configure: Regenerate.
15517 2008-05-14 Ira Rosen <irar@il.ibm.com>
15519 PR tree-optimization/36098
15520 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15521 value for the first load in the group in case of a gap.
15522 (vect_build_slp_tree): Check that there are no gaps in loads.
15524 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15526 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15527 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15528 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15529 emit_insn and remove unneeded code to construct extra args.
15530 (emit_no_conflict_block): Removed.
15531 * optabls.h: (emit_no_conflict_block): Removed.
15532 * cse.c (cse_extended_basic_block): Remove search for
15533 REG_NO_CONFLICT note.
15534 * global.c: Removed incorrect comment added in revision 117.
15535 * expr.c (convert_move): Change call to emit_no_conflict_block to
15537 * recog.c: Change comments so that they do not mention
15539 * local_alloc.c (combine_regs): Removed last parameter.
15540 (no_conflict_p): Removed.
15541 (block_alloc): Removed note, no_conflict_combined_regno and set
15542 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15543 (combine_regs): Removed already_dead and code to look for
15544 REG_NO_CONFLICT notes.
15545 * lower_subreg (remove_retval_note): Removed code to look for
15546 REG_NO_CONFLICT block.
15547 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15548 (resolve_clobber): Remove code to process libcalls that have
15549 REG_NO_CONFLICT notes.
15550 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15552 * combine.c (can_combine_p, distribute_notes): Removed
15553 REG_NO_CONFLICT case.
15554 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15556 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15557 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15559 * reg-notes.def (NO_CONFLICT): Removed.
15561 2008-05-14 David S. Miller <davem@davemloft.net>
15563 * config/sparc/sparc.c (sparc_profile_hook): If
15564 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15565 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15566 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15568 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15570 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15572 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15575 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15576 and op1 expansion before vector concat to have less live pseudos.
15578 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15580 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15581 ix86_expand_vector_set if supported.
15583 2008-05-13 Diego Novillo <dnovillo@google.com>
15584 Kenneth Zadeck <zadeck@naturalbridge.com>
15586 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15588 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15589 phinodes_print_statistics, init_ssanames, fini_ssanames,
15590 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15591 release_ssa_name, release_defs, replace_ssa_name_symbol,
15592 ssanames_print_statistics): Move ...
15593 * tree-flow.h: ... here.
15594 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15595 Use FN instead of cfun.
15596 (make_ssa_name_fn): Rename from make_ssa_name.
15597 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15598 * tree-flow-inline.h (make_ssa_name): Move from
15599 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15600 * omp-low.c (expand_omp_parallel):
15601 * tree-flow-inline.h (redirect_edge_var_map_result):
15602 * tree-ssa.c (init_tree_ssa): Add argument FN.
15603 Use it instead of cfun. Update all users.
15605 2008-05-13 Tom Tromey <tromey@redhat.com>
15607 PR preprocessor/22168:
15608 * doc/cpp.texi (Top): Update menu.
15609 (Alternatives to Wrapper #ifndef): New node.
15610 (Other Directives): Document deprecation.
15611 (Obsolete Features): Remove menu.
15612 (Assertions): Merge node into Obsolete Features.
15613 (Obsolete once-only headers): Move earlier; rename to Alternatives
15614 to Wrapper #ifndef.
15615 * doc/cppopts.texi: Update.
15616 * c.opt (Wdeprecated): Enable for C and ObjC.
15617 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15618 (C++ Dialect Options): Move -Wno-deprecated from here to...
15619 (Warning Options): ... here.
15621 2008-05-13 Richard Guenther <rguenther@suse.de>
15623 PR middle-end/36227
15624 * fold-const.c (fold_sign_changed_comparison): Do not allow
15625 changes in pointer-ness.
15627 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15630 * config/sh/sh.c (sh_expand_prologue): Don't clear
15631 RTX_FRAME_RELATED_P for push insns.
15633 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15635 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15637 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15639 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15640 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15641 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15643 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15645 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15646 (*vec_concatv4sf_sse): This.
15647 (*sse2_concatv2si): Renamed to ...
15648 (*vec_concatv2si_sse2): This.
15649 (*sse1_concatv2si): Renamed to ...
15650 (*vec_concatv2si_sse): This.
15651 (*vec_concatv2di_rex): Renamed to ...
15652 (*vec_concatv2di_rex64): This.
15653 (*vec_concatv2si_sse4_1): New.
15654 (*vec_concatv2di_rex64_sse4_1): Likewise.
15656 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15658 PR rtl-optimization/36111
15659 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15660 that was created for swappable operands.
15662 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15665 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15666 * configure.ac: Add call to ACX_PROG_GNAT.
15668 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15670 * optc-gen.awk: Fix comment typo.
15672 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15674 * pretty-print.c (pp_integer_with_precision): Use
15675 HOST_LONG_LONG_FORMAT.
15677 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15679 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15681 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15683 * config/i386/i386.c (bdesc_ptest): Removed.
15684 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15685 (bdesc_args): Add __builtin_ia32_ptestz128,
15686 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15687 (ix86_init_mmx_sse_builtins): Updated.
15688 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15689 (ix86_expand_builtin): Updated.
15691 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15693 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15694 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15696 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15698 * value-prof.c (interesting_stringop_to_profile): Do not
15699 return early for BUILT_IN_MEMPCPY.
15701 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15703 * calls.c (expand_call): Don't use callgraph to increase
15704 preferred_stack_boundary.
15706 * cgraph.h (cgraph_rtl_info): Use unsigned on
15707 preferred_incoming_stack_boundary.
15709 * final.c (rest_of_clean_state): Use unsigned on
15710 preferred_stack_boundary.
15712 2008-05-09 Tom Tromey <tromey@redhat.com>
15714 PR preprocessor/22231:
15715 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15718 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15720 PR tree-optimization/36129
15721 * tree-ssa-ccp.c: Include value-prof.h.
15722 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15723 built-in function was folded to a constant.
15724 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15726 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15727 Sebastian Pop <sebastian.pop@amd.com>
15729 * tree-scalar-evolution.c: Document instantiate_scev.
15730 (instantiate_parameters_1): Renamed instantiate_scev_1.
15731 Don't use the same loop for instantiation_loop and evolution_loop.
15732 (instantiate_scev): New.
15733 (instantiate_parameters): Moved...
15734 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15735 same loop twice. Maintains the semantics for this function.
15736 * tree-scalar-evolution.h (instantiate_scev): Declare.
15737 (instantiate_parameters): ...here. Now static inline.
15738 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15739 instead of resolve_mixers.
15741 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15743 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15745 2008-05-09 Tomas Bily <tbily@suse.cz>
15747 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15748 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15749 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15750 * c-common.c (c_common_truthvalue_conversion): Likewise.
15751 * tree-object-size.c (compute_object_offset): Likewise.
15752 * tree-inline.c (estimate_num_insns_1): Likewise.
15753 * varasm.c (const_hash_1, compare_constant, copy_constant)
15754 (compute_reloc_for_constant, output_addressed_constants)
15755 (initializer_constant_valid_p): Likewise.
15756 * c-omp.c (check_omp_for_incr_expr): Likewise.
15757 * gimplify.c (gimplify_expr): Likewise.
15758 * c-typeck.c (c_finish_return): Likewise.
15759 * tree-vectorizer.c (supportable_widening_operation)
15760 (supportable_narrowing_operation): Likewise.
15761 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15762 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15763 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15764 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15765 (descr_info_loc): Likewise.
15766 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15767 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15768 (fold_unary): Likewise.
15769 * builtins.c (get_pointer_alignment): Likewise.
15770 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15771 (instantiate_parameters_1): Likewise.
15772 * tree.c (expr_align, stabilize_reference): Likewise.
15773 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15774 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15775 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15776 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15777 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15778 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15780 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15781 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15782 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15783 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15784 (forward_propagate_comparison)
15785 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15786 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15787 * emit-rtl.c (component_ref_for_mem_expr)
15788 (set_mem_attributes_minus_bitpos): Likewise.
15789 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15790 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15792 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15793 (build_function_call, pointer_diff, build_compound_expr)
15794 (c_finish_return): Likewise.
15795 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15796 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15798 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15799 * expr.c (is_aligning_offset): Likewise.
15800 * tree-ssa-alias.c (is_escape_site): Likewise.
15801 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15802 (check_all_va_list_escapes): Likewise.
15803 * tree-ssa-loop-ivopts.c (determine_base_object)
15804 (determine_common_wider_type): Likewise.
15805 * dojump.c (do_jump): Likewise.
15806 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15807 * tree-gimple.c (is_gimple_cast): Likewise.
15808 * fold-const.c (decode_field_reference, )
15809 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15810 (fold_binary): Likewise.
15811 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15812 (already_warned_in_frontend_p): Likewise.
15813 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15814 * tree.c (really_constant_p, get_unwidened): Likewise.
15815 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15816 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15817 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15819 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15821 (CONVERT_EXPR_P): Define.
15822 (CASE_CONVERT): Define.
15824 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15826 PR middle-end/36117
15827 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15828 (delete_unmarked_insns): When deleting a call, call
15829 delete_unreachable_blocks.
15830 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15831 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15833 2008-05-08 Richard Guenther <rguenther@suse.de>
15835 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15836 (-ftree-salias): Likewise.
15837 (salias-max-implicit-fields): Remove param documentation.
15838 (salias-max-array-elements): Likewise.
15839 * tree-pass.h (pass_create_structure_vars): Remove.
15840 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15841 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15842 * tree-ssa-alias.c (create_structure_vars): Remove.
15843 (gate_structure_vars): Likewise.
15844 (pass_create_structure_vars): Likewise.
15845 (gate_build_alias): Likewise.
15846 (pass_build_alias): Adjust to run always and dump the function.
15847 * common.opt (ftree-salias): Hide.
15848 * passes.c (init_optimization_passes): Remove
15849 pass_create_structure_vars, adjust comment.
15850 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15851 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15852 * opts.c (decode_options): Do not set flag_tree_salias.
15853 (common_handle_option): Add OPT_ftree_salias to the backward
15854 compatibility section.
15856 2008-05-08 Richard Guenther <rguenther@suse.de>
15858 * tree-flow-inline.h (var_can_have_subvars): Move ...
15859 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15860 * tree-flow.h (var_can_have_subvars): Remove.
15861 (push_fields_onto_fieldstack): Remove.
15862 (sort_fieldstack): Likewise.
15863 (struct fieldoff): Move ...
15864 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15865 alias_set and base_for_components fields.
15866 (sort_fieldstack): Make static.
15867 (push_fields_onto_fieldstack): Likewise. Remove code that
15868 handles anything but RECORD_TYPEs. Remove alias_set and
15869 base_for_components handling.
15870 (create_variable_info_for): Adjust.
15872 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15874 * common.opt (Wframe-larger-than=): Shorten the help message
15876 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15878 2008-05-08 Rafael EspÃndola <espindola@google.com>
15880 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15882 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15883 trap and that both operands are gimple values.
15884 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15885 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15888 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15890 * read-rtl.c (join_c_conditions): Return the first string if the
15891 two strings are equal.
15893 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15895 * gensupport.h (pred_data): Add a "num_codes" field.
15896 (add_predicate_code): Declare.
15897 * gensupport.c (add_predicate_code): New function.
15898 (std_pred_table): Add an "allows_const_p" field.
15899 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15900 Remove the (incomplete) list of such codes from the codes field.
15901 (init_predicate_table): Use add_predicate_code. Add all
15902 RTX_CONST_OBJs if allows_const_p is true.
15903 * genrecog.c (process_define_predicate): Use add_predicate_code.
15905 2008-05-08 David Daney <ddaney@avtrex.com>
15906 Richard Sandiford <rsandifo@nildram.co.uk>
15908 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15909 special case of constant zero operands.
15910 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15911 old and new values. Special case constant zero values.
15912 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15914 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15915 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15917 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15920 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15921 similar RTX_CONST_OBJ before CONST_INT.
15923 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15925 * stmt.c (expand_stack_restore): Change sa mode if needed.
15927 2008-05-08 Richard Guenther <rguenther@suse.de>
15929 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15930 return type to bool.
15931 (ix86_sol10_return_in_memory): Likewise.
15932 (ix86_i386elf_return_in_memory): Likewise.
15933 (ix86_i386interix_return_in_memory): Likewise.
15934 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15935 (ix86_sol10_return_in_memory): Likewise.
15936 (ix86_i386elf_return_in_memory): Likewise.
15937 (ix86_i386interix_return_in_memory): Likewise.
15939 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15942 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15944 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15945 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15948 2008-05-08 Richard Guenther <rguenther@suse.de>
15950 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15951 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15952 (DR_SUBVARS): Remove.
15953 * tree-dfa.c (dump_subvars_for): Remove.
15954 (debug_subvars_for): Likewise.
15955 (dump_variable): Do not dump subvars.
15956 (remove_referenced_var): Do not remove subvars.
15957 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15958 (lookup_subvars_for_var): Remove.
15959 (get_subvars_for_var): Likewise.
15960 (get_subvars_at): Likewise.
15961 (get_first_overlapping_subvar): Likewise.
15962 (overlap_subvar): Likewise.
15963 * tree-flow.h (subvar_t): Remove.
15964 (struct var_ann_d): Remove subvars field.
15965 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15966 argument. Remove special handling of SFTs.
15967 (compute_tag_properties): Likewise.
15968 (set_initial_properties): Likewise.
15969 (compute_call_clobbered): Likewise.
15970 (count_mem_refs): Likewise.
15971 (compute_memory_partitions): Likewise.
15972 (compute_flow_insensitive_aliasing): Likewise.
15973 (setup_pointers_and_addressables): Likewise.
15974 (new_type_alias): Likewise.
15975 (struct used_part): Remove.
15976 (used_portions): Likewise.
15977 (struct used_part_map): Likewise.
15978 (used_part_map_eq): Likewise.
15979 (used_part_map_hash): Likewise.
15980 (free_used_part_map): Likewise.
15981 (up_lookup): Likewise.
15982 (up_insert): Likewise.
15983 (get_or_create_used_part_for): Likewise.
15984 (create_sft): Likewise.
15985 (create_overlap_variables_for): Likewise.
15986 (find_used_portions): Likewise.
15987 (create_structure_vars): Likewise.
15988 * tree.def (STRUCT_FIELD_TAG): Remove.
15989 * tree.h (MTAG_P): Adjust.
15990 (struct tree_memory_tag): Remove base_for_components and
15991 unpartitionable flags.
15992 (struct tree_struct_field_tag): Remove.
15993 (SFT_PARENT_VAR): Likewise.
15994 (SFT_OFFSET): Likewise.
15995 (SFT_SIZE): Likewise.
15996 (SFT_NONADDRESSABLE_P): Likewise.
15997 (SFT_ALIAS_SET): Likewise.
15998 (SFT_UNPARTITIONABLE_P): Likewise.
15999 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16000 (union tree_node): Remove sft field.
16001 * alias.c (get_alias_set): Remove special handling of SFTs.
16002 * print-tree.c (print_node): Remove handling of SFTs.
16003 * tree-dump.c (dequeue_and_dump): Likewise.
16004 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16005 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16006 * tree-predcom.c (set_alias_info): Do not set subvars.
16007 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16008 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16009 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16010 (add_vars_for_offset): Remove.
16011 (add_virtual_operand): Remove special handling of SFTs.
16012 (add_call_clobber_ops): Likewise.
16013 (add_call_read_ops): Likewise.
16014 (get_asm_expr_operands): Likewise.
16015 (get_modify_stmt_operands): Likewise.
16016 (get_expr_operands): Likewise.
16017 (add_to_addressable_set): Likewise.
16018 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16019 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16020 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16021 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16022 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16023 (tree_node_structure): Likewise.
16024 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16026 (find_what_p_points_to): Likewise.
16028 2008-05-08 Sa Liu <saliu@de.ibm.com>
16030 * config/spu/spu.md: Fixed subti3 pattern.
16032 2008-05-08 Richard Guenther <rguenther@suse.de>
16034 PR middle-end/36154
16035 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16036 sure to create a representative for trailing arrays for PTA.
16038 2008-05-08 Richard Guenther <rguenther@suse.de>
16040 PR middle-end/36172
16041 * fold-const.c (operand_equal_p): Two objects which types
16042 differ in pointerness are not equal.
16044 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16046 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16047 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16048 (emit_library_call_value_1): Add new variable fndecl initialized by
16049 NULL_TREE. It should be the decl type of orgfun, but this information
16050 seems not to be available here, so it uses the default calling abi.
16051 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16052 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16053 by TARGET_RETURN_IN_MEMORY.
16054 * config/i386/i386-interix.h: Likewise.
16055 * config/i386/i386.h: Likewise.
16056 * config/i386/i386elf.h: Likewise.
16057 * config/i386/ptx4-i.h: Likewise.
16058 * config/i386/sol2-10.h: Likewise.
16059 * config/i386/sysv4.h: Likewise.
16060 * config/i386/vx-common.h: Likewise.
16061 * config/cris/cris.h: Removed #if 0 clause.
16062 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16063 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16065 (ix86_sol10_return_in_memory): Likewise.
16066 (ix86_i386elf_return_in_memory): New.
16067 (ix86_i386interix_return_in_memory): New.
16068 * config/mt/mt-protos.h (mt_return_in_memory): New.
16069 * config/mt/mt.c: Likewise.
16070 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16071 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16072 * config/bfin/bfin.h: Likewise.
16073 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16075 * config/bfin/bfin.c: Likewise.
16076 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16077 * config/alpha/unicosmk.h: Likewise.
16078 * config/i386/cygming.h: Likewise.
16079 * config/iq2000/iq2000.h: Likewise.
16080 * config/mips/mips.h: Likewise.
16081 * config/mn10300/mn10300.h: Likewise.
16082 * config/rs6000/rs6000.h: Likewise.
16083 * config/score/score.h: Likewise.
16084 * config/spu/spu.h: Likewise.
16085 * config/v850/v850.h: Likewise.
16086 * defaults.h: Likewise.
16087 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16088 * expr.c (emit_block_move): Adjust use of
16089 OUTGOING_REG_PARM_STACK_SPACE.
16090 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16091 OUTGOING_REG_PARM_STACK_SPACE.
16092 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16094 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16096 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16097 on OMP_RETURN for OMP_FOR.
16100 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16101 (fortran_common): New function.
16102 (gen_variable_die): Call fortran_common instead of common_check,
16103 adjust for it returning tree instead of rtx. Formatting.
16105 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16109 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16110 * c-decl.c (merge_decls): Ditto.
16111 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16112 to RTL_CONST_OR_PURE_CALL_P.
16113 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16114 Initialized DECL_LOOPING_CONST_PURE.
16115 (process_call_operands): Set tree_side_effects properly.
16116 * tree.h (TREE_READONLY_DECL_P): Removed.
16117 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16118 (DECL_LOOPING_OR_CONST_P): New macro.
16119 (struct tree_function_decl): Added looping_const_or_pure_p.
16120 (ECF_*) Renumbered.
16121 (ECF_LOOPING_OR_CONST_P): New macro.
16122 * rtlanal.c (pure_const_p): Removed.
16123 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16124 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16125 to RTL_CONST_CALL_P.
16126 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16127 (check_decl, check_tree, check_call, scan_function): Initialize
16129 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16130 (static_execute): Set looping true for recursive functions.
16131 Undo setting state to IPA_NEITHER for recursive functions.
16132 * cse.c (cse_insn):
16133 * ifcvt.c (noce_can_store_speculate_p): Changed
16134 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16135 RTL_CONST_OR_PURE_CALL_P.
16136 * dse.c (scan_insn): Ditto.
16137 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16138 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16139 RTL_CONST_OR_PURE_CALL_P.
16140 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16141 pure_call_p to RTL_CONST_CALL_P.
16142 * gimplify.c (gimplify_call_expr): Clear side effects for
16143 non-looping pure and constant calls.
16144 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16145 (flags_from_decl_or_type): Set ecf flags from decl flags.
16146 (initialize_argument_information): Turn off
16147 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16148 Change const to pure if callee_copies is true rather than just
16150 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16151 way of marking pure calls.
16152 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16153 Remove hack that was supposed to fix pr7335 and remove old
16154 way of marking pure calls.
16155 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16156 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16157 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16158 RTL_CONST_OR_PURE_CALL_P.
16159 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16160 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16161 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16162 * sched-deps.c (schedule_analyze): Ditto.
16163 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16164 return_val field of calls to represent pure and const function info.
16165 (CONST_OR_PURE_CALL_P): Deleted macro.
16166 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16167 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16168 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16170 * tree-optimize.c (execute_fixup_cfg): Added test for
16171 ECF_LOOPING_CONST_OR_PURE.
16172 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16174 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16175 effects for looping pure or const calls.
16176 (verify_gimple_expr): Added verification code.
16177 * config/alpha/alpha.c (alpha_legitimize_address,
16178 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16180 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16181 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16182 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16183 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16184 RTL_CONST_OR_PURE_CALL_P.
16185 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16186 and const calls to be deleted.
16188 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16191 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16192 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16193 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16194 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16195 to handle nonimmediate operands.
16196 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16197 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16198 to handle nonimmediate operands.
16199 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16200 (mmx_pmulhrwv4hi3): New expander. Use
16201 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16202 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16203 (sse2_umulv1siv1di3): New expander. Use
16204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16205 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16206 (mmx_eq<mode>3): New expander. Use
16207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16208 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16209 (mmx_uavgv8qi3): New expander. Use
16210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16211 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16212 (mmx_uavgv4hi3): New expander. Use
16213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16215 * config/i386/sse.md
16216 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16217 to handle nonimmediate operands.
16218 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16219 to handle nonimmediate operands.
16220 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16221 to handle nonimmediate operands.
16222 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16223 to handle nonimmediate operands.
16224 (sse2_unpckhpd_exp): New expander. Use
16225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16226 (sse2_unpcklpd_exp): New expander. Use
16227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16228 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16229 to handle nonimmediate operands.
16230 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16231 to handle nonimmediate operands.
16232 (*sse2_<plusminus_insn><mode>3): Rename from
16233 sse2_<plusminus_insn><mode>3 insn pattern.
16234 (sse2_<plusminus_insn><mode>3): New expander. Use
16235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16236 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16237 (sse2_umulv2siv2di3): New expander. Use
16238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16239 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16240 (sse4_1_mulv2siv2di3): New expander. Use
16241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16242 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16243 (sse2_pmaddwd): New expander. Use
16244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16245 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16246 (sse2_eq<mode>3): New expander. Use
16247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16248 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16249 (sse4_1_eqv2di3): New expander. Use
16250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16251 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16252 (sse2_uavgv16qi3): New expander. Use
16253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16254 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16255 (sse2_uavgv16qi3): New expander. Use
16256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16257 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16258 (sse2_uavgv8hi3): New expander. Use
16259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16260 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16261 (ssse3_pmulhrswv8hi3): New expander. Use
16262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16263 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16264 (ssse3_pmulhrswv4hi3): New expander. Use
16265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16267 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16268 (<sse>_vmmul<mode>3): Ditto.
16269 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16271 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16272 (ssse3_pmaddubsw): Ditto.
16274 * config/i386/i386.c (struct_builtin_description)
16275 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16276 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16277 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16278 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16279 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16280 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16281 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16282 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16283 (ix86_fixup_binary_operands): Assert that src1
16284 and src2 must have the same mode when swapped.
16285 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16286 and ix86_binary_operator_ok. Do not force operands in registers
16289 2008-05-07 Jan Hubicka <jh@suse.cz>
16291 * cgraph.c (dump_cgraph_node): Update.
16292 * cgraph.h (cgraph_local_info): Break out inline summary.
16293 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16295 * ipa-inline (inline_summary): New accestor function.
16296 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16297 cgraph_decide_inlining, compute_inline_parameters): Update.
16298 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16300 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16302 Cleanup ColdFire scheduling support and add V4 pipeline model.
16304 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16305 (define_attr cpu): Add cfv4 value.
16306 (define_attr type, define_attr type1): Merge into a single 'type'
16307 attribute. Update all uses.
16308 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16309 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16311 (define_attr opx_mem, define_attr opy_mem): Remove.
16312 (define_attr op_mem): Clean up, update comment.
16313 (define_attr size): Use specific values instead of general int.
16314 (define_attr guess, define_attr split): Remove. Update all uses.
16315 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16316 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16317 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16318 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16319 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16320 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16321 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16322 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16323 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16324 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16325 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16326 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16327 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16328 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16329 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16330 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16331 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16332 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16333 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16334 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16335 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16336 Update or set attributes.
16337 (stack_tie): New fake instruction.
16339 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16340 (m68k_sched_attr_size): Update declaration.
16341 (m68k_sched_attr_type2): Remove.
16342 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16343 Declare new bypass predicates.
16345 * config/m68k/m68k.c (m68k_sched_issue_rate,
16346 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16348 (TARGET_SCHED_ISSUE_RATE,
16349 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16350 (override_options): Handle scheduling for ColdFire V4 core.
16351 (m68k_expand_prologue): Emit stack_tie.
16352 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16353 'OP_TYPE_FPN'. Update all uses.
16354 (sched_guess_p): Remove.
16355 (sched_address_type): Handle symbolic addresses.
16356 (sched_get_operand): New static function.
16357 (sched_operand_type): Merge into sched_attr_op_type.
16358 (sched_attr_op_type): Handle FP registers, handle quick constants,
16360 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16361 (m68k_sched_attr_size): Update. Move logic to ...
16362 (sched_get_attr_size_int): New static function.
16363 (sched_get_opxy_mem_type): New static function.
16364 (m68k_sched_attr_op_mem): Update.
16365 (m68k_sched_attr_type2): Remove.
16366 (sched_cfv4_bypass_data): New static variable.
16367 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16368 (m68k_sched_issue_rate): Implement scheduler hook.
16369 (struct _sched_ib: enabled_p): New field.
16370 (m68k_sched_variable_issue): Update. Handle V4.
16371 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16372 sched_dump_class_func_t, sched_dump_split_class,
16373 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16374 sched_dump_dfa_class, m68k_sched_dump): Remove.
16375 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16377 (m68k_sched_init_global): Remove statisctics dumping, introduce
16378 sanity check that all instructions have pipeline reservations. Handle
16380 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16381 Handle ColdFire V4 core.
16382 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16383 New static functions.
16384 (m68k_sched_address_bypass_p): New bypass predicate.
16385 (sched_get_indexed_address_scale): New static function.
16386 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16388 * cf.md: Update comments.
16389 (define_attr type2): Remove. Use 'type' attribute instead.
16391 (cf_ib): Rename to cfv123_ib. Update all uses.
16392 (cf_oep): Rename to cfv123_oep. Update all uses.
16393 (cf_chr): Rename to cfv123_chr. Update all uses.
16394 (cf_mem): Rename to cfv123_mem. Update all uses.
16395 (cf_mac): Move to more appropriate place.
16396 (cfv123_guess): New automaton and cpu_unit.
16397 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16398 Update uses of 'size' attribute. Handle before reload scheduling.
16399 (cfv123_guess): New dummy reservation for unhandled instructions.
16400 (cfv4_*): Pipeline description of ColdFire V4 core.
16401 (ignore): New reservation to handle 'ignore' type.
16403 2008-05-07 Ian Lance Taylor <iant@google.com>
16405 PR middle-end/36013
16406 * gimplify.c (find_single_pointer_decl_1): Don't look through
16408 (find_single_pointer_decl): Adjust comments.
16410 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16412 PR middle-end/36137
16413 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16414 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16416 PR middle-end/36106
16417 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16418 integral type rather than floating point, then VIEW_CONVERT_EXPR
16419 to the floating point type.
16421 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16423 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16424 TFmode op0 to register.
16426 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16428 * c-decl.c (grokdeclarator): Comment typo.
16430 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16432 * tree-flow.h: Remove prototype for computed_goto_p.
16433 * tree-cfg.c (computed_goto_p): Make static.
16435 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16438 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16439 (contains_aligned_value_p): This. Handle _Decimal128.
16440 (ix86_function_arg_boundary): Only align _Decimal128 to its
16441 natural boundary and handle it properly.
16443 2008-05-06 Martin Jambor <mjambor@suse.cz>
16445 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16446 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16447 (ipcp_method_set_orig_node): Removed.
16448 (ipcp_cval_get_cvalue_type): Removed.
16449 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16450 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16451 (ipcp_cval_set_cvalue_type): Removed.
16452 (ipcp_cval_get_cvalue): Removed.
16453 (ipcp_cval_set_cvalue): Removed.
16454 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16455 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16456 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16457 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16458 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16459 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16460 (ipcp_get_ith_lattice): Changed parameters.
16461 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16462 (ipcp_lattice_from_jfunc): Changed parameters.
16463 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16464 (ipcp_method_cval_print): Added temporary variable info.
16465 (ipcp_redirect): Removed already unused local variable caller.
16466 (ipcp_redirect): New temporary variable orig_callee_info
16467 (ipcp_redirect): Removed newly unused local variable callee.
16468 (ipcp_redirect): Removed (a bit confusing) local variable type.
16469 (ipcp_insert_stage): Added local variable info.
16470 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16472 (ipcp_formal_create): Removed.
16473 (ipcp_method_cval_set): Removed.
16474 (ipcp_propagate_stage): Renamed lattice variables.
16475 (ipcp_method_cval_set_cvalue_type): Removed.
16476 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16477 (ipcp_print_all_lattices): Changed printed strings to refer to
16478 lattices rather than cvals.
16479 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16480 (ipcp_propagate_const): Changed formal parameters.
16481 (build_const_val): Changed formal parameters.
16482 (ipcp_insert_stage): Removed useless variable cvalue
16483 (build_const_val): Changed formal parameters.
16484 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16485 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16486 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16487 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16488 (ipcp_print_func_profile_counts): Changed string from "method" to
16490 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16491 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16492 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16493 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16494 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16495 (ipcp_lat_is_const): Changed parameters and made inline.
16496 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16497 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16498 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16499 the predicate condition directly
16500 (ipcp_propagate_stage): Added local variable args. Removed local
16501 variable callee. (Both are mere code simplifications.)
16502 (ipcp_method_dont_insert_const): Renamed to
16503 ipcp_node_not_modifiable_p.
16504 (ipcp_node_not_modifiable_p): Made inline.
16505 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16506 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16507 (ipcp_print_all_lattices): Removed variable cvalue
16508 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16511 2008-05-06 Olivier Hainque <hainque@adacore.com>
16513 * tree-sra.c (try_instantiate_multiple_fields): Early return
16514 if field has POINTER_TYPE.
16516 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16518 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16519 by using 'q' specifier for instruction.
16520 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16522 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16524 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16525 Change mode of zero_extract from QImode to HImode.
16526 (sign bit tests peepholes): (Ditto.).
16528 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16530 * config/i386/mmx.md: Remove double backslashes from asm templates.
16531 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16532 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16533 to handle nonimmediate operands.
16534 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16535 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16536 to handle nonimmediate operands.
16537 (*mmx_<code>v2sf3_finite): New insn pattern.
16538 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16539 (mmx_<code>v2sf3): New expander. Use
16540 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16541 (mmx_<plusminus_insn><mode>3): New expander. Use
16542 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16543 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16544 (mmx_add<mode>3): Removed.
16545 (mmx_ssadd<mode>3): Ditto.
16546 (mmx_usadd<mode>3): Ditto.
16547 (mmx_sub<mode>3): Ditto.
16548 (mmx_sssub<mode>3): Ditto.
16549 (mmx_ussub<mode>3): Ditto.
16550 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16551 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16552 to handle nonimmediate operands.
16553 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16555 (mmx_smulv4hi3_highpart): New expander. Use
16556 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16557 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16559 (mmx_umulv4hi3_highpart): New expander. Use
16560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16561 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16562 (mmx_<code>v4hi3): New expander. Use
16563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16564 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16565 (mmx_<code>v8qi3): New expander. Use
16566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16567 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16568 (mmx_<code><mode>3): New expander. Use
16569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16571 2008-05-05 Jan Hubicka <jh@suse.cz>
16573 PR tree-optimization/36118
16574 * passes.c (pass_init_dump_file): Fix dump header.
16576 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16578 PR middle-end/36141
16579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16580 VCE for function decls.
16582 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16584 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16586 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16588 * config/i386/i386.md (sat_plusminus): New.
16589 (plusminus_insn): Likewise.
16590 (plusminus_mnemonic): Likewise.
16592 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16593 (*<addsub><mode>3_cc_overflow): Renamed to ...
16594 (*<plusminus_insn><mode>3_cc_overflow): This.
16595 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16596 (*<plusminus_insn>si3_zext_cc_overflow): This.
16598 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16599 (<plusminus_insn><mode>3): This.
16600 (*<addsub><mode>3): Renamed to ...
16601 (*<plusminus_insn><mode>3): This.
16602 (<sse>_vm<addsub><mode>3): Renamed to ...
16603 (<sse>_vm<plusminus_insn><mode>3): This.
16604 (sse3_h<addsub>v4sf3): Renamed to ...
16605 (sse3_h<plusminus_insn>v4sf3): This.
16606 (sse3_h<addsub>v2df3): Renamed to ...
16607 (sse3_h<plusminus_insn>v2df3): This.
16608 (<plusminus_insn><mode>3): New.
16609 (*<plusminus_insn><mode>3): Likewise.
16610 (sse2_<plusminus_insn><mode>3): Likewise.
16611 (add<mode>): Removed.
16612 (*add<mode>3): Likewise.
16613 (sse2_ssadd<mode>3): Likewise.
16614 (sse2_usadd<mode>3): Likewise.
16615 (sub<mode>3): Likewise.
16616 (*sub<mode>3): Likewise.
16617 (sse2_sssub<mode>3): Likewise.
16618 (sse2_ussub<mode>3): Likewise.
16620 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16622 * gthr-single.h: Add in required interface elements as per gthr.h.
16623 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16624 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16625 Generalize UNUSED macro.
16626 (__gthread_once): Add.
16627 (__gthread_key_create): Add.
16628 (__gthread_key_delete): Add.
16629 (__gthread_getspecific): Add.
16630 (__gthread_setspecific): Add.
16632 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16635 the same size types for the indirect reference on the rhs, then
16638 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16640 * config/i386/i386.md
16641 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16642 one insn template instead of template series.
16643 (*xordi_1_rex64): Ditto.
16644 (*xordi_2_rex64): Ditto.
16646 2008-05-05 Ira Rosen <irar@il.ibm.com>
16648 PR tree-optimization/36119
16649 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16652 2008-06-04 Jan Hubicka <jh@suse.cz>
16654 tree-optimization/36100
16655 * tree-pass.h (pass_O0_always_inline): Declare.
16656 * ipa-inline.c (inline_transform): Remove dead code.
16657 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16658 pass_O0_always_inline): New.
16659 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16661 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16663 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16664 mnemonic in this_param move for TARGET_64BIT.
16666 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16668 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16669 (*strmovsi_rex_1): Ditto.
16670 (*strsetsi_1): Ditto.
16671 (*strsetsi_rex_1): Ditto.
16673 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16674 adddicc expanders using SWI mode iterator.
16676 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16679 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16682 2008-05-04 David S. Miller <davem@davemloft.net>
16684 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16685 (sparc*-*-linux*): Use linux.h in tm_file.
16686 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16687 compiler defaulting to 32-bit.
16688 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16690 * config/sparc/linux.h: Remove definitions now obtained
16691 properly from linux.h
16692 * config/sparc/linux64.h: Likewise.
16693 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16694 don't want this setting for 32-bit builds in a biarch compiler.
16695 * doc/install.texi: Add sparc-linux to list of targets
16696 supporting --enable-targets=all.
16698 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16700 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16702 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16704 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16705 after V4SI_FTYPE_V8HI.
16706 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16707 case V4SI_FTYPE_V2DF.
16709 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16711 * doc/invoke.texi (max-flow-memory-locations): Removed.
16712 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16714 2008-05-03 Richard Guenther <rguenther@suse.de>
16716 PR middle-end/34973
16717 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16719 2008-05-02 David S. Miller <davem@davemloft.net>
16721 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16723 2008-05-02 Simon Baldwin <simonb@google.com>
16726 * c-common.h (warn_array_subscript_range): Removed.
16727 * c-common.c (warn_array_subscript_range): Ditto.
16728 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16729 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16731 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16733 * config/i386/i386.c (ix86_special_builtin_type): New.
16734 (bdesc_special_args): Likewise.
16735 (ix86_expand_special_args_builtin): Likewise.
16736 (ix86_init_mmx_sse_builtins): Updated.
16737 (ix86_expand_builtin): Updated.
16738 (ix86_expand_store_builtin): Removed.
16739 (ix86_expand_unop_builtin): Likewise.
16741 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16742 * config/i386/mmintrin.h (__v2sf): Here.
16744 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16746 (_mm_loadl_pi): Likewise.
16747 (_mm_storeh_pi): Replace __v2si with __v2sf.
16748 (_mm_storel_pi): Likewise.
16750 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16751 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16752 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16753 __builtin_ia32_loadlpd.
16755 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16757 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16758 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16759 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16760 (ix86_init_mmx_sse_builtins): Updated.
16761 (ix86_expand_args_builtin): Likewise.
16762 (ix86_expand_builtin): Likewise.
16763 (ix86_expand_unop1_builtin): Renamed to ...
16764 (ix86_expand_unop_vec_merge_builtin): This.
16766 2008-05-01 Jan Hubicka <jh@suse.cz>
16769 * ipa-inline.c (inline_generate_summary): Make static.
16770 (inline_transform): Do not call inlining at -O0; make static.
16771 * passes.c (execute_todo): Add sanity check.
16772 (execute_one_ipa_transform_pass): Execute proper flags.
16774 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16776 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16777 (DECL_NONADDRESSABLE_P): Likewise.
16778 * alias.c (record_component_aliases): Fix comment.
16780 2008-05-01 Simon Baldwin <simonb@google.com>
16782 * c-common.h (warn_array_subscript_range): New function.
16783 * c-common.c (warn_array_subscript_range): Ditto.
16784 * tree-vrp.c (check_array_ref): Corrected code to agree with
16785 comment, ignoring only arrays of size 0 or size 1.
16786 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16788 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16790 * config/i386/i386.c (ix86_builtin_type): Replace
16791 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16792 (bdesc_args): Updated.
16793 (ix86_init_mmx_sse_builtins): Likewise.
16794 (ix86_expand_args_builtin): Likewise.
16796 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16799 * doc/extend.texi: Correct __builtin_ia32_palignr.
16801 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16804 * config/i386/i386.c (bdesc_crc32): Removed.
16805 (ix86_expand_crc32): Likewise.
16806 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16807 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16808 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16809 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16810 UINT_FTYPE_UINT_UCHAR.
16811 (bdesc_args): Updated. Add crc32 builtins.
16812 (ix86_init_mmx_sse_builtins): Updated.
16813 (ix86_expand_args_builtin): Updated to support subreg.
16815 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16817 2008-05-01 Jan Hubicka <jh@suse.cz>
16819 * tree-pass.h (opt_pass): Add IPA_PASS.
16820 (varpool_node, cgraph_node): Forward declare.
16821 (ipa_opt_pass): Define.
16822 (pass_ipa_inline): Turn into ipa_opt_pass.
16823 (pass_apply_inline): Remove.
16824 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16825 (apply_inline): Turn into ....
16826 (inline_transform): ... this one.
16827 (inline_generate_summary): New function.
16828 (pass_apply_inline): Remove.
16829 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16831 (struct function): Add ipa_transforms_to_apply.
16832 * passes.c (register_one_dump_file): Work on IPA_PASS.
16833 (init_optimization_passes): Remove pass_inline_parameters and
16835 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16836 (execute_one_pass) ... here; apply transforms when possible.
16837 (add_ipa_transform_pass, execute_ipa_summary_asses,
16838 execute_one_ipa_transform_pass): New.
16839 (execute_ipa_pass_list): Update for IPA_PASS type.
16841 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16843 * config/i386/i386.c (ix86_builtin_type): Add
16844 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16845 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16846 (bdesc_args): Add SSE4a builtins.
16847 (ix86_init_mmx_sse_builtins): Updated.
16848 (ix86_expand_args_builtin): Likewise.
16849 (ix86_expand_builtin): Likewise.
16851 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386.c (ix86_builtin_type): Add
16854 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16855 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16856 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16857 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16858 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16859 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16860 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16861 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16862 and DI_FTYPE_DI_DI_INT.
16863 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16864 (ix86_init_mmx_sse_builtins): Updated.
16865 (ix86_expand_args_builtin): Likewise.
16866 (ix86_expand_builtin): Likewise.
16867 (ix86_expand_binop_imm_builtin): Removed.
16869 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16871 2008-04-30 Richard Guenther <rguenther@suse.de>
16873 PR tree-optimization/32921
16874 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16876 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16878 * config/arm/arm.c (arm_unwind_emit): Use
16879 crtl->all_throwers_are_sibcalls instead of
16880 cfun->all_throwers_are_sibcalls.
16881 (arm_output_fn_unwind): Likewise.
16882 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16883 instead of cfun->uses_pic_offset_table.
16884 (frv_expand_prologue): Likewise.
16885 (frv_frame_pointer_required): Likewise.
16886 (frv_expand_fdpic_call): Likewise.
16887 (frv_emit_movsi): Likewise.
16888 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16889 cfun->returns_pcc_struct instead of
16890 current_function_returns_pcc_struct.
16891 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16892 instead of cfun->calls_eh_return.
16893 (m32c_pushm_popm): Likewise.
16894 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16895 "extern" declaration.
16897 2008-04-30 Richard Guenther <rguenther@suse.de>
16899 PR tree-optimization/21636
16900 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16902 (evaluate_stmt): Print the likely value.
16903 (ccp_visit_stmt): Avoid excessive vertical spacing.
16905 2008-04-30 Rafael EspÃndola <espindola@google.com>
16907 * builtins.c (fold_call_expr): Return realret.
16908 * tree-ssa-threadedge.c
16909 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16910 __builtin_object_size.
16912 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16914 * gcc.c (wrapper_string): New variable.
16915 (insert_wrapper): New function.
16916 (execute): New option -wrapper.
16917 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16919 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16921 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16922 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16923 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16925 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16926 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16927 config/rs6000/e500crtres64gprctr.asm,
16928 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16929 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16930 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16931 config/rs6000/e500crtsav64gprctr.asm,
16932 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16933 config/rs6000/e500crtsavg64gprctr.asm: New files.
16934 * config/rs6000/t-ppccomm: Add build rules for new files.
16935 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16936 * config/rs6000/t-netbsd: Add build rules for new files.
16937 (LIB2FUNCS_STATIC_EXTRA): New variable.
16938 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16939 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16940 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16942 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16944 * config/i386/i386.c (ix86_builtin_type): Add
16945 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16946 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16947 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16948 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16949 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16950 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16951 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16952 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16953 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16954 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16955 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16956 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16957 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16958 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16959 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16960 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16961 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16962 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16963 V1DI_FTYPE_V2SI_V2SI.
16964 (bdesc_2arg): Moved to ...
16965 (bdesc_args): Here.
16966 (ix86_init_mmx_sse_builtins): Updated.
16967 (ix86_expand_args_builtin): Updated. Take a pointer
16968 to const struct builtin_description. Handle comparison
16970 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16971 (ix86_expand_builtin): Updated.
16973 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16974 (ssse3_pmaddubsw128): This.
16975 (ssse3_pmaddubswv4hi3): Renamed to ...
16976 (ssse3_pmaddubsw): This.
16978 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16979 (__builtin_ia32_packssdw128): Likewise.
16980 (__builtin_ia32_packuswb128): Likewise.
16981 (__builtin_ia32_pmaddubsw): Likewise.
16982 (__builtin_ia32_pmaddubsw128): Likewise.
16984 2008-04-30 Richard Guenther <rguenther@suse.de>
16986 PR tree-optimization/14847
16987 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16988 (recognize_bits_test): Use it.
16989 (recognize_single_bit_test): Likewise.
16991 2008-04-30 Martin Jambor <mjambor@suse.cz>
16993 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16994 instead of setting number of formal parameters to zero.
16995 (ipcp_init_stage): Do not set the number of actual parameters to zero
16997 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16998 which are called with variable number of arguments.
16999 (ipcp_insert_stage): Explicitely skipping all nodes which are
17000 called with variable number of arguments.
17001 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17002 number of parameters.
17004 * ipa-prop.h (struct ipa_node_params): Added flag
17005 called_with_var_arguments
17006 (ipa_set_param_count): Added. Changed sole setter to use it.
17007 (ipa_get_param_count): Added. All readers of param_count
17008 converted to use it instead.
17009 (ipa_set_called_with_variable_arg): Added.
17010 (ipa_is_called_with_var_arguments): Added.
17011 (ipa_get_ith_param): Added. All readers of param_decls converted
17013 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17015 (ipa_get_cs_argument_count): Added, all readers of argument_count
17017 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17020 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17021 (struct ipcp_lattice): Renamed cval_type to type
17022 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17024 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17025 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17026 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17027 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17028 (build_const_val): Changed the type of parameter cvalue to tree
17029 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17030 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17032 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17035 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17036 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17037 (ipa_add_method): Renamed to ipa_push_func_to_list
17038 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17039 (ipa_callsite_param_count): Removed.
17040 (ipa_callsite_param_count_set): Removed.
17041 (ipa_callsite_param): Removed.
17042 (ipa_callsite_callee): Removed.
17043 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17044 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17045 (ipa_method_formal_count): Removed.
17046 (ipa_method_formal_count_set): Removed.
17047 (ipa_method_get_tree): Removed.
17048 (ipa_method_tree_map_create): Removed.
17049 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17050 (ipa_create_param_decls_array): Creates the array itself
17051 (ipa_create_param_decls_array): Temporary variable info instead of
17052 a few dereferences.
17053 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17054 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17055 (get_type): Removed.
17056 (ipa_jf_get_info_type): Removed.
17057 (ipa_node_create): Renamed to ipa_create_node_params
17058 (ipa_free): Renamed to ipa_free_all_node_params
17059 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17060 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17061 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17062 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17063 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17064 ipa_free_all_edge_args
17065 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17066 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17067 (ipa_create_methodlist_node): Removed.
17068 (ipa_methodlist_method): Removed.
17069 (ipa_methodlist_method_set): Removed.
17070 (ipa_methodlist_next_method): Removed.
17071 (ipa_methodlist_next_method_set): Removed.
17072 (ipa_method_is_modified): Removed.
17073 (ipa_method_modify_create): Removed.
17074 (ipa_method_modify_init): Temporary variable info instead of a few
17076 (ipa_detect_param_modifications): Temporary variable info instead of
17077 a few dereferences.
17078 (ipa_compute_jump_functions): Temporary variable info instead of
17079 a few dereferences.
17080 (ipa_method_modify_set): Removed.
17081 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17082 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17083 than craph_node as the first parameter.
17084 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17085 (ipa_method_modify_init): Removed.
17086 (ipa_compute_jump_functions): Added a temp variable instead of
17087 repeatadly dereferencing the cgraph_edge.aux pointer
17088 (ipa_callsite_param_set_type): Removed.
17089 (ipa_compute_jump_functions): i renamed to index and moved to
17091 (ipa_callsite_param_set_info_type_formal): Removed.
17092 (ipa_callsite_param_set_info_type): Removed.
17093 (ipa_callsite_param_map_create): Removed.
17094 (ipa_callsite_tree): Removed.
17095 (ipa_callsite_caller): Removed.
17096 (ipa_pop_func_from_list): return_method removed to return_func
17098 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17099 prefixed all values with IPA_. Changed all users.
17100 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17101 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17102 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17103 (union parameter_info): Renamed to jump_func_value.
17104 (union jump_func_value): Renamed value to constant
17105 (struct ipa_jump_func): Renamed info_type to value
17106 (struct ipa_node): Renamed to ipa_node_params
17107 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17108 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17109 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17110 (struct ipa_edge): Renamed to ipa_edge_args
17111 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17112 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17113 (struct ipa_methodlist): Renamed to ipa_func_list
17114 (struct ipa_func_list): method_p renamed to node, next_method
17116 (ipa_methodlist_p): Removed, switched all users to struct pointer
17117 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17119 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17121 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17122 (rs6000_emit_epilogue): Use backchain to restore only when we
17123 have a large frame. Make use of frame pointer to restore if we
17124 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17126 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17128 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17129 Add mode to zero_extract.
17130 (sign bit tests peepholes): (Ditto.).
17132 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17134 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17135 Instructions in comments with SSE3.
17136 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17137 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17138 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17139 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17140 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17141 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17142 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17143 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17144 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17145 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17146 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17147 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17148 (bdesc_sse_args): Renamed to ...
17149 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17150 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17151 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17152 IX86_BUILTIN_FABSQ.
17153 (bdesc_1arg): Moved to ...
17154 (bdesc_args): Here.
17155 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17156 Instructions in comments with SSE3.
17157 (ix86_expand_sse_operands_builtin): Renamed to ...
17158 (ix86_expand_args_builtin): This. Updated.
17159 (ix86_expand_unop1_builtin): Update comments.
17160 (ix86_expand_builtin): Updated.
17162 2008-04-29 Richard Guenther <rguenther@suse.de>
17164 PR tree-optimization/36078
17165 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17166 Update virtual SSA form after cleaning up the CFG.
17168 2008-04-29 Richard Guenther <rguenther@suse.de>
17170 PR middle-end/15255
17171 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17173 2008-04-29 Richard Guenther <rguenther@suse.de>
17175 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17176 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17177 (compute_flow_insensitive_aliasing): Do not treat
17178 PTR_IS_REF_ALL pointers special.
17179 (get_smt_for): Likewise.
17180 (may_alias_p): Re-structure.
17181 (is_escape_site): A ref-all pointer conversion is not an escape site.
17182 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17183 PTR_IS_REF_ALL pointers special.
17184 * tree-ssa-structalias.h (struct alias_info): Remove
17185 ref_all_symbol_mem_tag field.
17186 (PTR_IS_REF_ALL): Remove.
17188 2008-04-29 Richard Guenther <rguenther@suse.de>
17190 PR middle-end/36077
17191 * fold-const.c (extract_muldiv_1): In combining division constants
17192 make sure to never overflow.
17194 2008-04-29 Nick Clifton <nickc@redhat.com>
17196 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17198 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17201 * optc-gen.awk: Work around HP-UX/IA awk bug.
17203 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17205 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17208 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17211 * config/i386/i386.md
17212 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17213 Change operand 1 predicate to nonimmediate_operand.
17215 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17218 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17220 * gengtype.c (walk_type, write_func_for_structure): Handle
17222 * doc/gty.texi: Document chain_circular.
17224 2008-04-28 Richard Guenther <rguenther@suse.de>
17226 PR tree-optimization/36066
17227 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17230 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17233 * config/i386/i386.md
17234 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17235 Use match_scratch instead of match_operand for operands 3 and 4.
17237 2008-04-27 Richard Guenther <rguenther@suse.de>
17239 PR tree-optimization/18754
17240 PR tree-optimization/34223
17241 * tree-pass.h (pass_complete_unrolli): Declare.
17242 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17243 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17244 Rewrite loop into loop closed SSA form if it is not already.
17245 (tree_unroll_loops_completely): Re-structure to iterate over
17246 innermost loops with intermediate CFG cleanups.
17247 Unroll outermost loops only if requested or the code does not grow
17249 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17250 loops are available.
17251 (tree_vectorize): Instead do so here.
17252 (tree_complete_unroll): Also unroll outermost loops.
17253 (tree_complete_unroll_inner): New function.
17254 (gate_tree_complete_unroll_inner): Likewise.
17255 (pass_complete_unrolli): New pass.
17256 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17257 uses outside of the loop.
17258 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17259 form if it is available.
17260 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17261 * passes.c (init_optimization_passes): Schedule complete inner
17262 loop unrolling pass before the first CCP pass after final inlining.
17264 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17266 * targhooks.h (default_emutls_var_fields,
17267 default_emutls_var_init): Declare.
17268 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17269 * target.h (struct gcc_target): Add struct emutls member.
17270 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17271 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17272 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17273 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17274 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17275 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17276 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17277 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17278 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17279 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17280 emit debug information.
17281 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17282 * varasm.c: Include targhooks.h.
17283 (emutls_object_section, emutls_tmpl_section): New.
17284 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17285 (EMUTLS_SEPARATOR): New.
17286 (prefix_name): New.
17287 (get_emutls_object_name): New.
17288 (default_emutls_var_fields): New, broken out of ...
17289 (get_emutls_object_type): ... here. Adjust to use target hooks.
17290 (get_emutls_init_templ_addr): Adjust to use target hooks.
17291 (emutls_decl): Adjust to use target hooks.
17292 (emutls_finish): Likewise.
17293 (default_emutls_var_init): New, broken out of ...
17294 (assemble_variable): ... here. Adjust to use target hooks.
17295 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17296 SECCAT_EMUTLS_TMPL.
17297 * c-common.c (handle_section_attribute): Prevent overriding
17298 sections for emulated tls with special sections.
17299 * config/i386/i386.c (x86_64_elf_select_section): Add
17300 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17301 (x86_64_elf_unique_section): Likewise.
17302 * config/vxworks.c: Include tree.h.
17303 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17304 (vxworks_override_options): Set TLS scheme.
17305 * doc/tm.texi (Emulated TLS): New node.
17307 2008-04-26 Simon Baldwin <simonb@google.com>
17310 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17311 with propagated string constants.
17313 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17315 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17316 constraint for operand 2 when operand 0 is memory operand.
17317 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17318 operand 0 is memory operand.
17319 (fix_trunc<mode>_i387_with_temp): Ditto.
17320 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17321 operand 2 when operand 1 is memory operand.
17322 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17323 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17324 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17325 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17326 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17327 operands 2,3 and 4 when operand 1 is memory operand.
17328 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17330 (fistdi2_floor_with_temp): Ditto.
17331 (fist<mode>2_floor_with_temp): Ditto.
17332 (fistdi2_ceil_with_temp): Ditto.
17333 (fist<mode>2_ceil_with_temp): Ditto.
17334 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17336 2008-04-26 David Daney <ddaney@avtrex.com>
17338 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17340 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17341 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17342 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17343 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17344 (compare_and_swap_12): New insn.
17345 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17346 * config/mips/mips.c (mips_force_binary): New function.
17347 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17348 (mips_expand_compare_and_swap_12): New function.
17349 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17351 2008-04-25 Jan Hubicka <jh@suse.cz>
17354 * cfgexpand.c (pass_expand): Turn into RTL pass.
17355 * passes.c (execute_one_pass): Do pass typechecking after execution.
17356 * tree-pass.h (pass_expand): Turn into RTL pass.
17358 * function.h (struct rtl_data): Move here fields
17359 accesses_prior_frames, calls_eh_return, saves_all_registers,
17360 has_nonlocal_goto, has_asm_statement, is_thunk,
17361 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17362 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17363 arg_pointer_save_area_init from struct function; turn into bool.
17364 (struct function): Move
17365 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17366 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17367 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17368 tail_call_emit, arg_pointer_save_area_init
17369 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17370 (current_function_returns_struct, current_function_returns_pcc_struct,
17371 current_function_calls_setjmp, current_function_calls_alloca,
17372 current_function_accesses_prior_frames,
17373 current_function_calls_eh_return, current_function_is_thunk,
17374 current_function_stdarg, current_function_profile,
17375 current_function_limit_stack, current_function_uses_pic_offset_table,
17376 current_function_uses_const_pool, current_function_has_nonlocal_label,
17377 current_function_saves_all_registers,
17378 current_function_has_nonlocal_goto,
17379 current_function_has_asm_statement): Remove accesor macros.
17380 * ra-conflict.c (global_conflicts): Update.
17381 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17382 (suitable_for_tail_call_opt_p): Update.
17383 * builtins.c (expand_builtin_return_addr): Update.
17384 (expand_builtin_setjmp_setup): Update.
17385 (expand_builtin_nonlocal_goto): Update.
17386 * final.c (final_start_function): Update.
17387 (profile_function): Update.
17388 (leaf_function_p): Update.
17389 (only_leaf_regs_used): Update.
17390 * df-scan.c (df_get_exit_block_use_set): Update.
17391 * dojump.c (clear_pending_stack_adjust): Update.
17392 * tree-stdarg.c (gate_optimize_stdarg): Update.
17393 * gimple-low.c (lower_function_body): Update.
17394 * global.c (compute_regsets): Update.
17395 (global_alloc): Update.
17396 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17397 * expr.c (expand_assignment): Update.
17398 * dse.c (dse_step0): Update.
17399 (dse_step1): Update.
17400 * c-decl.c (store_parm_decls): Update.
17401 * local-alloc.c (combine_regs): Update.
17402 (find_free_reg): Update.
17403 * function.c (assign_parms_augmented_arg_list): Update.
17404 (assign_parm_find_data_types): Update.
17405 (assign_parms): Update.
17406 (allocate_struct_function): Update.
17407 (expand_function_start): Update.
17408 (expand_function_end): Update.
17409 (get_arg_pointer_save_area): Update.
17410 (thread_prologue_and_epilogue_insns): Update.
17411 (rest_of_match_asm_constraints): Update.
17412 * stor-layout.c (variable_size): Update.
17413 * gcse.c (gcse_main): Update.
17414 (bypass_jumps): Update.
17415 * gimplify.c (gimplify_function_tree): Update.
17416 * calls.c (emit_call_1): Update.
17417 (expand_call): Update.
17418 * bt-load.c (compute_defs_uses_and_gen): Update.
17419 * except.c (sjlj_assign_call_site_values): Update.
17420 (sjlj_emit_function_enter): Update.
17421 (can_throw_external): Update.
17422 (set_nothrow_function_flags): Update.
17423 (expand_builtin_unwind_init): Update.
17424 (expand_eh_return): Update.
17425 (convert_to_eh_region_ranges): Update.
17426 (output_function_exception_table): Update.
17427 * emit-rtl.c (gen_tmp_stack_mem): Update.
17428 * cfgexpand.c (expand_used_vars): Update.
17429 (tree_expand_cfg): Update.
17430 * cfgcleanup.c (rest_of_handle_jump): Update.
17431 * explow.c (allocate_dynamic_stack_space): Update.
17432 * varasm.c (assemble_start_function): Update.
17433 (force_const_mem): Update.
17434 (mark_constant_pool): Update.
17435 * tree-optimize.c (tree_rest_of_compilation): Update.
17436 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17437 * tree-cfg.c (notice_special_calls): Update.
17438 (is_ctrl_altering_stmt): Update.
17439 (tree_can_make_abnormal_goto): Update.
17440 (tree_purge_dead_abnormal_call_edges): Update.
17441 * config/alpha/predicates.md: Update.
17442 * config/alpha/alpha.c (alpha_sa_mask): Update.
17443 (alpha_sa_size): Update.
17444 (alpha_does_function_need_gp): Update.
17445 (alpha_expand_prologue): Update.
17446 (alpha_start_function): Update.
17447 (alpha_output_function_end_prologue): Update.
17448 (alpha_expand_epilogue): Update.
17449 * config/frv/frv.c (frv_stack_info): Update.
17450 (frv_expand_epilogue): Update.
17451 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17452 (s390_register_info): Update.
17453 (s390_frame_info): Update.
17454 (s390_init_frame_layout): Update.
17455 (s390_can_eliminate): Update.
17456 (save_gprs): Update.
17457 * config/spu/spu.c (spu_split_immediate): Update.
17458 (need_to_save_reg): Update.
17459 (spu_expand_prologue): Update.
17460 (spu_expand_epilogue): Update.
17461 * config/sparc/sparc.md: Update.
17462 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17463 (sparc_tls_got): Update.
17464 (legitimize_pic_address): Update.
17465 (sparc_emit_call_insn): Update.
17466 (sparc_expand_prologue): Update.
17467 (output_return): Update.
17468 (print_operand): Update.
17469 (sparc_function_ok_for_sibcall): Update.
17470 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17471 * config/m32r/m32r.md: Update.
17472 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17473 (m32r_compute_frame_size): Update.
17474 (m32r_expand_prologue): Update.
17475 (m32r_expand_epilogue): Update.
17476 (m32r_legitimize_pic_address): Update.
17477 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17478 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17479 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17480 (gen_push): Update.
17481 (ix86_save_reg): Update.
17482 (ix86_compute_frame_layout): Update.
17483 (ix86_expand_prologue): Update.
17484 (ix86_expand_epilogue): Update.
17485 * config/sh/sh.c (output_stack_adjust): Update.
17486 (calc_live_regs): Update.
17487 (sh5_schedule_saves): Update.
17488 (sh_expand_prologue): Update.
17489 (sh_expand_epilogue): Update.
17490 (sh_setup_incoming_varargs): Update.
17491 (sh_allocate_initial_value): Update.
17492 (sh_get_pr_initial_val): Update.
17493 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17494 * config/sh/sh.md (label:): Update.
17495 * config/avr/avr.c (out_movhi_mr_r): Update.
17496 * config/crx/crx.h (enum): Update.
17497 * config/xtensa/xtensa.h (along): Update.
17498 * config/stormy16/stormy16.c Update.
17499 (xstormy16_compute_stack_layout): Update.
17500 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17501 (fr30_expand_prologue): Update.
17502 * config/cris/cris.c (cris_conditional_register_usage): Update.
17503 (cris_reg_saved_in_regsave_area): Update.
17504 (cris_initial_frame_pointer_offset): Update.
17505 (cris_simple_epilogue): Update.
17506 (cris_expand_prologue): Update.
17507 (cris_expand_epilogue): Update.
17508 (cris_expand_pic_call_address): Update.
17509 (cris_asm_output_symbol_ref): Update.
17510 (cris_asm_output_label_ref): Update.
17511 * config/cris/cris.md Update.
17512 * config/iq2000/iq2000.c (compute_frame_size): Update.
17513 (iq2000_expand_epilogue): Update.
17514 * config/mt/mt.h (save_direction): Update.
17515 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17516 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17517 (ia64_secondary_reload_class): Update.
17518 * config/m68k/m68k.c (m68k_save_reg): Update.
17519 (m68k_expand_prologue): Update.
17520 (m68k_expand_epilogue): Update.
17521 (legitimize_pic_address): Update.
17522 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17523 (first_reg_to_save): Update.
17524 (first_altivec_reg_to_save): Update.
17525 (compute_vrsave_mask): Update.
17526 (compute_save_world_info): Update.
17527 (rs6000_stack_info): Update.
17528 (spe_func_has_64bit_regs_p): Update.
17529 (rs6000_ra_ever_killed): Update.
17530 (rs6000_emit_eh_reg_restore): Update.
17531 (rs6000_emit_allocate_stack): Update.
17532 (rs6000_emit_prologue): Update.
17533 (rs6000_emit_epilogue): Update.
17534 (rs6000_output_function_epilogue): Update.
17535 (output_profile_hook): Update.
17536 (rs6000_elf_declare_function_name): Update.
17537 * config/rs6000/rs6000.h (rs6000_args): Update.
17538 * config/rs6000/rs6000.md: Update.
17539 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17540 * config/arc/arc.c (arc_output_function_epilogue): Update.
17541 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17542 * config/darwin.c (machopic_function_base_name): Update.
17543 * config/score/score3.c (score3_compute_frame_size): Update.
17546 (score3_epilogue): Update.
17547 * config/score/score7.c (score7_compute_frame_size): Update.
17548 (score7_prologue): Update.
17549 (score7_epilogue): Update.
17550 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17551 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17552 * config/arm/arm.c (use_return_insn): Update.
17553 (require_pic_register): Update.
17554 (arm_load_pic_register): Update.
17555 (arm_compute_save_reg0_reg12_mask): Update.
17556 (arm_compute_save_reg_mask): Update.
17557 (thumb1_compute_save_reg_mask): Update.
17558 (output_return_instruction): Update.
17559 (arm_output_function_prologue): Update.
17560 (arm_output_epilogue): Update.
17561 (arm_get_frame_offsets): Update.
17562 (arm_expand_prologue): Update.
17563 (thumb_pushpop): Update.
17564 (thumb_exit): Update.
17565 (thumb1_expand_prologue): Update.
17566 (thumb1_expand_epilogue): Update.
17567 (arm_unwind_emit): Update.
17568 (arm_output_fn_unwind): Update.
17569 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17570 * config/arm/arm.md: Update.
17571 * config/pa/pa.md: Update.
17572 * config/pa/pa.c (legitimize_pic_address): Update.
17573 (compute_frame_size): Update.
17574 (hppa_expand_prologue): Update.
17575 (hppa_expand_epilogue): Update.
17576 (borx_reg_operand): Update.
17577 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17578 (HARD_REGNO_RENAME_OK): Update.
17579 * config/mips/mips.c (mips_global_pointer): Update.
17580 (mips_save_reg_p): Update.
17581 (mips_compute_frame_info): Update.
17582 (mips_frame_pointer_required): Update.
17583 (mips_expand_prologue): Update.
17584 (mips_expand_epilogue): Update.
17585 (mips_can_use_return_insn): Update.
17586 (mips_reorg_process_insns): Update.
17587 * config/v850/v850.c (compute_register_save_size): Update.
17588 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17589 * config/mmix/mmix.c (along): Update.
17590 (mmix_expand_epilogue): Update.
17591 * config/bfin/bfin.c (legitimize_pic_address): Update.
17592 (must_save_p): Update.
17593 (stack_frame_needed_p): Update.
17594 (add_to_reg): Update.
17595 (bfin_expand_prologue): Update.
17596 * stmt.c (expand_asm_operands): Update.
17597 * reload1.c (reload): Update.
17598 (init_elim_table): Update.
17600 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17602 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17604 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17606 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17607 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17608 (mov<mode>): Removed.
17609 (*movv4sf_internal): Likewise.
17610 (*movv2df_internal): Likewise.
17612 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17614 * config.gcc (crx-*-elf): Remove deprecation.
17616 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17618 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17619 __gcc_deregister_frame with atexit.
17620 (deregister_frame_dtor): Remove.
17622 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17623 Nathan Sidwell <nathan@codesourcery.com>
17625 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17627 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17628 (rs6000_isel): Likewise.
17629 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17630 (rs6000_isel): New variable.
17631 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17633 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17636 * c-common.c (handle_vector_size_attribute): Call
17637 lang_hooks.types.reconstruct_complex_type instead of
17638 reconstruct_complex_type.
17639 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17640 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17641 * langhooks.h (struct lang_hooks_for_types): Add
17642 reconstruct_complex_type hook.
17643 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17644 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17646 2008-04-24 Richard Guenther <rguenther@suse.de>
17648 * c-common.h (check_builtin_function_arguments): Declare.
17649 * c-common.c (validate_nargs): New function.
17650 (check_builtin_function_arguments): Likewise.
17651 * c-typeck.c (build_function_call): Call
17652 check_builtin_function_arguments.
17653 * builtins.c (fold_builtin_classify): Remove error reporting code.
17654 (fold_builtin_unordered_cmp): Likewise.
17655 (fold_builtin_1): Likewise.
17656 (fold_builtin_n): Likewise.
17658 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17660 PR tree-optimization/36008
17661 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17662 the original op1, rather than delta by step.
17664 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17665 Sebastian Pop <sebastian.pop@amd.com>
17667 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17668 eliminate_local_variables_stmt, eliminate_local_variables,
17669 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17670 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17671 of code delimited by two edges in the CFG.
17672 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17673 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17674 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17675 the case of parallelisation of reductions.
17676 (expr_invariant_in_region_p): New.
17678 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17679 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17681 2008-04-24 Ira Rosen <irar@il.ibm.com>
17682 Richard Guenther <rguenther@suse.de>
17684 PR tree-optimization/36034
17685 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17686 incapable of dealing with loads with gaps.
17688 2008-04-24 Rafael EspÃndola <espindola@google.com>
17690 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17691 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17692 vrp_evaluate_conditional.
17693 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17694 (vrp_evaluate_conditional): Split the cond argument.
17695 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17696 (simplify_stmt_for_jump_threading): Update call to
17697 vrp_evaluate_conditional.
17699 2008-04-24 Ira Rosen <irar@il.ibm.com>
17701 PR tree-optimization/35982
17702 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17703 interleaved data-refs are of the same type.
17705 2008-04-24 Danny Smith <dannysmith@users.net>
17707 * c-format.c (check_format_info_main): Use strncmp rather than a
17708 magic prefix to handle multichar length specs.
17709 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17710 Don't prefix "I64" and "I32" with '\0'.
17712 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17715 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17716 in registers for -m32 only if stdarg_p (fntype).
17718 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17720 PR rtl-optimization/36006
17721 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17722 temp to op0 in order to avoid invalid rtx sharing.
17724 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17726 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17727 check TREE_INVARIANT.
17728 * tree-gimple.c (is_gimple_address): New.
17729 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17730 * tree-gimple.h (is_gimple_address): New.
17731 * tree.h (decl_address_invariant_p): New.
17732 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17733 (build_string): Likewise.
17734 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17735 (tree_invariant_p_1): Likewise.
17736 (save_expr): Use it.
17737 (tree_invariant_p): New.
17738 (skip_simple_arithmetic): Use it.
17739 (stabilize_reference_1): Use it.
17740 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17742 (build1_stat): Drop code to compute TREE_INVARIANT.
17743 (build2_stat): Drop code to compute TREE_INVARIANT.
17744 (build3_stat): Drop code to compute TREE_INVARIANT.
17745 (build4_stat): Drop code to compute TREE_INVARIANT.
17746 (build5_stat): Drop code to compute TREE_INVARIANT.
17747 (build7_stat): Drop code to compute TREE_INVARIANT.
17748 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17749 * tree.h (struct tree_base): Remove invariant_flag.
17750 (TREE_INVARIANT): Remove.
17751 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17752 (fold_builtin_expect): Check TREE_CONSTANT.
17753 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17754 * c-tree.h (c_expr_to_decl): Drop third parameter.
17755 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17756 (build_c_cast): Don't set TREE_INVARIANT.
17757 (pop_init_level): Don't set TREE_INVARIANT.
17758 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17759 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17761 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17762 (gimplify_addr_expr): Adjust comment.
17763 * tree-mudflap.c (mf_build_string):
17764 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17765 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17766 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17767 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17768 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17769 * langhooks.h (struct lang_hooks): Drop third parameter from
17772 2008-04-23 Richard Guenther <rguenther@suse.de>
17774 PR tree-optimization/27799
17775 PR tree-optimization/32921
17776 PR tree-optimization/32624
17777 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17778 SMTs aliases and the tag itself into the solution.
17779 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17780 merge the points-to solution back into the SMT aliases.
17781 (may_alias_p): Use alias_set_subset_of instead of
17782 aliases_conflict_p. A pointer which points to
17783 memory with alias set zero may access any variable.
17785 2008-04-23 Richard Guenther <rguenther@suse.de>
17787 * alias.c (alias_set_subset_of): Correctly handle asking
17788 if zero is a subset of an alias set with zero child.
17789 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17790 (compute_flow_insensitive_aliasing): Correctly walk all
17791 pointers. Do not unnecessarily union sets.
17793 2008-04-23 Richard Guenther <rguenther@suse.de>
17795 PR middle-end/36021
17796 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17798 2008-04-22 Tomas Bily <tbily@suse.cz>
17800 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17802 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17804 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17805 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17806 * tree-inline.c (estimate_num_insns_1): Likewise.
17807 * varasm.c (const_hash_1, compare_constant, copy_constant)
17808 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17809 * emit-rtl.c (component_ref_for_mem_expr)
17810 (set_mem_attributes_minus_bitpos): Likewise.
17811 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17812 (is_aligning_offset): Likewise.
17813 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17814 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17815 * dojump.c (do_jump): Likewise.
17816 * builtins.c (get_pointer_alignment, get_memory_rtx)
17817 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17818 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17820 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17822 PR rtl-optimization/36017
17823 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17824 expanding the library call.
17826 2008-04-22 Ian Lance Taylor <iant@google.com>
17828 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17829 than size_in_bytes.
17831 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17833 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17834 of LR/CTR moves for Power6.
17836 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17838 PR middle-end/36003
17839 * passes.c (init_optimization_passes): Remove
17840 pass_fast_rtl_byte_dce.
17842 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17845 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17846 builtin functions to generate faster code.
17847 (_mm_cvtpu16_ps): Ditto.
17848 (_mm_cvtpi32x2_ps): Ditto.
17850 2008-04-22 Nick Clifton <nickc@redhat.com>
17852 * common.opt (ftree-loop-distribution): Add Optimization
17855 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17856 (frv_expand_builtin_va_start): Likewise.
17858 * config/arm/arm.c (thumb_find_work_register): Fix location of
17859 argument register count.
17861 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17863 Support scheduling for ColdFire V1 and V3 microarchitecture.
17864 Improve scheduling of multiplication instructions.
17866 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17867 (mac): New instruction attribute.
17868 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17869 (m68k_sched_mac): New variable.
17870 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17871 Handle cfv1 and cfv3.
17872 (max_insn_size): New static variable.
17873 (struct _sched_ib): New type.
17874 (sched_ib): New static variable.
17875 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17876 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17877 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17879 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17880 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17881 new variables. Update.
17882 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17883 Add modeling of cfv3 instruction buffer. Update.
17884 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17885 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17886 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17887 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17888 a particular reservation applies to.
17889 (type2): Reorganize attribute values. Rename alu to alu_reg,
17890 alu_l to alu, move_l to omove. Join move to alu. Split mul
17891 to mul_l and mul_w.
17892 (cf_ib_*): Simplify description of instruction buffer.
17893 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17894 (cf_mem): Split into cf_mem1 and cf_mem2.
17895 (cf_v2_move_??): Rename to cfv12_alu_??.
17896 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17897 (cf_v2_mul_??): Remove reservations.
17898 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17899 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17900 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17902 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17903 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17904 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17905 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17906 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17907 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17908 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17909 expansions of the above reservations for instructions of sizes
17912 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17914 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17916 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17918 * coverage.c: Include tree-pass.h.
17919 (coverage_counter_alloc): Print da_file_name to the dump file.
17921 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17923 * sbitmap.c (sbitmap_range_empty_p): New function.
17924 * sbitmap.h (sbitmap_range_empty_p): New function.
17925 * bitmap.h: Now includes obstack.h.
17927 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17928 Kenneth Zadeck <zadeck@naturalbridge.com>
17930 * dbgcnt.def (ra_byte_scan): Added.
17931 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17932 when the last hit happens for a counter.
17933 * timevar.def (TV_DF_BYTE_LR): New variable.
17934 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17935 * passes.c (pass_fast_rtl_byte_dce): New pass.
17936 * fwprop.c (update_df): Added mode to call df_ref_create.
17937 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17938 DF_REF_EXTRACT_OFFSET.
17939 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17940 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17942 (df_ref_extract): Added mode field.
17943 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17944 DF_REF_EXTRACT_OFFSET.
17945 (DF_REF_EXTRACT_MODE): New macro.
17946 (df_byte_lr_bb_info): New structure.
17947 (df_print_byte_regset, df_compute_accessed_bytes,
17948 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17949 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17950 df_byte_lr_simulate_uses,
17951 df_byte_lr_simulate_artificial_refs_at_top,
17952 df_byte_lr_simulate_artificial_refs_at_end,
17953 df_compute_accessed_bytes): New function.
17954 (df_ref_create): Add parameter.
17955 (df_byte_lr_get_bb_info): New inline function.
17956 * df-scan.c (df_ref_record, df_uses_record,
17957 df_ref_create_structure): Added mode parameter.
17958 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17959 df_defs_record, df_uses_record, df_get_conditional_uses,
17960 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17961 df_entry_block_defs_collect, df_exit_block_uses_collect):
17962 Added mode parameter to calls to df_ref_record, df_uses_record,
17963 df_ref_create_structure.
17964 (df_ref_equal_p, df_ref_compare): Added test for modes.
17965 (df_ref_create_structure): Added code to set mode. Renamed
17966 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17967 DF_REF_EXTRACT_OFFSET.
17968 * df-core.c (df_print_byte_regset): New function.
17969 * df-byte-scan.c: New file.
17970 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17971 calls to BITMAP_FREE.
17972 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17973 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17974 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17975 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17976 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17977 df_byte_lr_local_compute, df_byte_lr_init,
17978 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17979 df_byte_lr_transfer_function, df_byte_lr_free,
17980 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17981 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17982 df_byte_lr_simulate_uses,
17983 df_byte_lr_simulate_artificial_refs_at_top,
17984 df_byte_lr_simulate_artificial_refs_at_end): New function.
17985 * dce.c (byte_dce_process_block): New function.
17986 (dce_process_block): au is now passed in rather than computed
17987 locally. Changed loops that look at artificial defs to not look
17988 for conditional or partial ones, because there never are any.
17989 (fast_dce): Now is able to drive byte_dce_process_block or
17990 dce_process_block depending on the kind of dce being done.
17991 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17992 (rest_of_handle_fast_byte_dce): New function.
17993 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17994 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17996 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17999 * gcc.h: Added fortran options that take arguments to
18000 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18003 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18005 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18006 scalarization if on the LHS and not a full access.
18008 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18010 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18012 2008-04-18 Rafael EspÃndola <espindola@google.com>
18014 * tree-vrp.c (find_case_label_index): Fix the binary search.
18015 (find_case_label_range): New.
18016 (vrp_visit_switch_stmt): Use find_case_label_range.
18017 (simplify_switch_using_ranges): Use find_case_label_range.
18019 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18021 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18022 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18024 2008-04-18 Tom Tromey <tromey@redhat.com>
18027 * doc/cpp.texi (Implementation-defined behavior): Mention
18030 2008-04-18 Ian Lance Taylor <iant@google.com>
18032 * fold-const.c (pointer_may_wrap_p): New static function.
18033 (fold_comparison): Add another test for pointer overflow. Use
18034 pointer_may_wrap_p to disable some false positives.
18036 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18038 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18039 (fname_as_string): Match updated cpp_interpret_string prototype.
18040 (fix_string_type): Support char16_t* and char32_t*.
18041 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18042 derivative) nodes. Register as builtin if C++0x.
18043 (c_parse_error): Support CPP_CHAR{16,32}.
18044 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18045 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18046 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18047 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18048 CTI_CHAR32_ARRAY_TYPE>: New elements.
18049 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18050 char32_type_node, signed_char32_type_node, char16_array_type_node,
18051 char32_array_type_node): New defines.
18052 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18053 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18054 (lex_string): Support CPP_STRING{16,32}, match updated
18055 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18056 (lex_charconst): Support CPP_CHAR{16,32}.
18057 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18058 and CPP_STRING{16,32}.
18060 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18063 * aclocal.m4: Regenerate.
18064 * configure: Regenerate.
18066 2008-04-18 Jan Hubicka <jh@suse.cz>
18068 * except.c (dw2_size_of_call_site_table,
18069 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18071 * cgraphbuild.c (build_cgraph_edges): Update.
18072 * tree-pass.h: Update comment.
18073 * final.c (leaf_function_p): Update.
18074 (leaf_renumber_regs): Update.
18075 (rest_of_clean_state): Update.
18076 * omp-low.c (expand_omp_parallel): Update.
18077 * ipa-reference.c (analyze_function): Update.
18078 * reorg.c (find_end_label): Update.
18079 (optimize_skip): Update.
18080 (fill_simple_delay_slots): Update.
18081 (fill_simple_delay_slots): Update.
18082 (make_return_insns): Update.
18083 (dbr_schedule): Update.
18084 * gimple-low.c (record_vars_into): Update.
18085 * cfgbuild.c (make_edges): Update.
18086 * function.c (assign_stack_local): Update.
18087 (assign_parm_adjust_stack_rtl): Update.
18088 (locate_and_pad_parm): Update.
18089 (allocate_struct_function): Do not initialize stack_alignment_needed
18090 and preferred_stack_boundary here.
18091 (stack_protect_prologue): Update.
18092 (stack_protect_epilogue): Update.
18093 (expand_function_start): Initialize stack_alignment_needed,
18094 preferred_stack_boundary and max_jumptable_ents.
18095 (expand_function_end): Update.
18096 (free_after_compilation): Do not NULLify epilogue_delay_list.
18097 * function.h (struct rtl_data): Add stack_protect_guard,
18098 stack_alignment_needed,
18099 preferred_stack_boundary, epilogue_delay_list.
18100 (struct function): Remove value_histograms, stack_alignment_needed,
18101 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18103 unexpanded_var_list, stack_protect_guard.
18104 (current_function_epilogue_delay_list): Remove.
18105 * ipa-type-escape.c (analyze_function): Update.
18106 * gimplify.c (pop_gimplify_context): Update comment.
18107 * calls.c (expand_call): Update.
18108 (emit_library_call_value_1): Update.
18109 * except.c (set_nothrow_function_flags): Update.
18110 * cfgexpand.c (get_decl_align_unit): Update.
18111 (create_stack_guard): Update.
18112 (estimated_stack_frame_size): Update.
18113 (expand_used_vars): Update.
18114 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18115 * explow.c (allocate_dynamic_stack_space): Update.
18116 * tree-ssa-live.c (remove_unused_locals): Update.
18117 * varasm.c (mark_constant_pool): Update.
18118 * tree-inline.c (remap_decls): Update.
18119 (initialize_cfun): Update.
18120 (declare_return_variable): Update.
18121 (inline_forbidden_p): Update.
18122 (expand_call_inline): Update.
18123 (declare_inline_vars): Update.
18124 (tree_function_versioning): Update.
18125 * tree-flow.h (value_histograms): New.
18126 (VALUE_HISTOGRAMS): New macro.
18127 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18129 * tree-cfg.c (set_bb_for_stmt): Update.
18130 (replace_by_duplicate_decl): Update.
18131 (move_block_to_fn): Update.
18132 (new_label_mapper): Update.
18133 (dump_function_to_file): Update.
18134 * ipa-struct-reorg.c (build_data_structure): Update.
18135 * cfgrtl.c (print_rtl_with_bb): Update.
18136 * reload1.c (reload): Update.
18138 * config/i386/i386.c (setup_incoming_varargs_64,
18139 ix86_compute_frame_layout): Update.
18140 * config/arc/arc.c (arc_output_function_epilogue): Update.
18142 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18144 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18145 for FreeBSD as well.
18146 * gthr-posix95.h: Likewise.
18148 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18150 PR rtl-optimization/35838
18151 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18152 out the byte offset of the first subreg.
18154 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18156 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18157 to split_ti instead of three separate calls with single member arrays.
18158 (subti3 splitter): Ditto.
18159 (adddi3 splitter): Ditto with split_di.
18160 (subdi3 splitter): Ditto.
18161 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18162 two separate calls with single member arrays. Swap match_dup
18163 operands 1 and 2 to better fit into the array.
18164 (negdi2 splitter): Ditto with split_di.
18165 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18166 two separate calls with single member arrays. Swap match_dup operands
18167 6 and 7 to better fit into the array.
18169 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18171 * config/i386/i386.c (sse_builtin_type): New.
18172 (bdesc_sse_args): Likewise.
18173 (bdesc_sse_3arg): Removed.
18174 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18175 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18176 IX86_BUILTIN_ROUNDPS.
18177 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18178 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18179 IX86_BUILTIN_ROUNDPS.
18180 (ix86_expand_sse_4_operands_builtin): Removed.
18181 (ix86_expand_sse_operands_builtin): New.
18182 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18183 and CODE_FOR_sse4_1_roundps.
18184 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18185 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18187 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18190 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18191 regs before frame pop when needed. If use_backchain_to_restore_sp
18192 then load backchain into a temp reg to restore vr and vrsave. Add
18193 code to restore vr after frame pop if possible.
18195 2008-04-17 Richard Guenther <rguenther@suse.de>
18197 * tree-vn.c (expressions_equal_p): Do not check type
18198 equality or compatibility before calling operand_equal_p.
18199 * fold-const.c (operand_equal_p): Check equivalence of
18200 integer constants before bailing out due to signedness or
18201 precision differences.
18202 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18203 spurious differences in type qualification. Ignore types
18204 for COMPONENT_REFs at all.
18206 2008-04-17 Christian Bruel <christian.bruel@st.com>
18208 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18209 msw_skip comparison.
18211 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18214 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18217 PR tree-optimization/35899
18218 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18219 rather than TREE_OPERAND.
18221 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18224 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18225 temporary registers. Change operand predicate to general_operand.
18226 (remainderxf3): Ditto.
18228 2008-04-16 Richard Guenther <rguenther@suse.de>
18230 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18231 * tree-affine.c (aff_combination_expand): Look through some
18234 2008-04-15 Doug Kwan <dougkwan@google.com>
18236 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18238 * tree-pretty-print.c (dump_generic_node): Ditto.
18239 * final.c (output_addr_const): Ditto.
18240 * dwarf2out.c (output_cfi): Ditto.
18241 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18242 * print-rtl.c (print_rtx): Ditto.
18243 * print-tree.c (print_node_brief, print_node): Ditto.
18244 * c-common.c (match_case_to_enum_1): Ditto.
18245 * sched-vis.c (print_value): Ditto.
18246 * config/i386/i386.c (print_operand): Cast to long unsigned int
18249 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18250 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18251 MS Windows VirtualProtect function.
18253 2008-04-15 Jan Hubicka <jh@suse.cz>
18255 * gengtype.c (write_root): Param_is argument is OK.
18256 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18257 * function.h: Include varray.h
18258 (rtl_eh): New stucture based on except.c one.
18259 (call_site_record): New forward declaration and vector type.
18260 * calls.c (emit_call_1): Do not call
18261 note_current_region_may_contain_throw.
18262 * except.c (eh_status): Remove cur_region, try_region since they are
18264 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18265 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18266 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18267 Remove call_site_data_used, call_site_data_size.
18268 Turn call_site_record into vector in function.h.
18269 (note_current_region_may_contain_throw): Remove.
18270 (get_exception_pointer, get_exception_filter): Do not take struct
18271 function argument; update.
18272 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18273 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18274 build_post_landing_pads, dw2_build_landing_pads,
18275 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18276 sjlj_emit_function_enter, sjlj_emit_function_enter,
18277 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18278 sjlj_build_landing_pads, finish_eh_generation,
18279 remove_exception_handler_label, remove_eh_handler,
18280 maybe_remove_eh_handler, add_reachable_handler,
18281 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18282 add_action_record, collect_one_action_chain, add_call_site,
18283 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18284 sjlj_output_call_site_table, output_function_exception_table,
18285 * except.h (note_current_region_may_contain_throw): Remove
18286 (get_exception_pointer, get_exception_filter): Do not take struct
18288 * Makefile.in (GTFILES): Put varargs before struct function.
18290 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18292 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18293 punt for STRING_CST.
18294 (get_constraint_for): Deal with STRING_CST here instead.
18296 2008-04-15 Richard Guenther <rguenther@suse.de>
18298 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18299 statements in a basic-block with a backward walk. Do not
18300 substitute into dead statements but instead remove those.
18302 2008-04-15 Richard Guenther <rguenther@suse.de>
18304 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18305 to zero, thus disable creation of SFTs.
18307 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18309 * tree-predcom.c (suitable_reference_p): Return false if the
18310 reference can throw.
18312 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18315 * c-decl.c (finish_decl): If extern or static var has variable
18316 size, set TREE_TYPE (decl) to error_mark_node.
18318 2008-04-15 Rafael EspÃndola <espindola@google.com>
18320 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18323 2008-04-15 Richard Guenther <rguenther@suse.de>
18325 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18326 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18327 (visit_reference_op_load): Do walk vuse-vdef chains on
18328 vn_reference_lookup.
18329 (visit_reference_op_store): But do not here.
18330 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18331 vn_reference_lookup.
18332 (vn_lookup_with_vuses): But do so here.
18334 2008-04-14 Ian Lance Taylor <iant@google.com>
18336 * fold-const.c (fold_overflow_warning): Remove assertion.
18338 2008-04-15 Ben Elliston <bje@au.ibm.com>
18340 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18341 temp1 local variables.
18343 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18346 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18347 ".text.unlikely" section as executable.
18349 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18351 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18352 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18353 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18354 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18355 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18356 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18357 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18359 2008-04-14 Ian Lance Taylor <iant@google.com>
18361 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18362 * fold-const.c (fold_comparison): If appropriate, test
18363 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18364 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18365 reassociating a pointer type.
18366 * doc/invoke.texi (Optimize Options): Document that
18367 -fstrict-overflow applies to pointer wraparound.
18369 2008-04-13 Jan Hubicka <jh@suse.cz>
18371 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18373 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18375 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18376 we are going to "save the world".
18378 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18380 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18381 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18382 operand 0 constraint, not "=".
18384 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18386 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18388 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18390 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18391 of size of positions_needed * CHAR_BIT.
18393 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18395 PR middle-end/35897
18396 * dse.c (store_info): Change positions_needed to unsigned
18398 (lowpart_bitmask): New.
18399 (record_store): Cast to unsigned HOST_WIDE_INT for
18400 positions_needed. Assert width <= size of positions_needed *
18401 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18402 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18403 lowpart_bitmask to set mask.
18405 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18407 * config/bfin/constraints.md: New file.
18408 * config/bfin/bfin.md: Include it.
18409 (adddi3): Use satisfies_constraint functions instead of the old macros.
18410 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18411 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18412 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18413 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18414 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18415 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18416 EXTRA_CONSTRAINT): Delete.
18417 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18418 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18420 * config/bfin/bfin.c: Include "tm-constrs.h".
18421 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18422 Use satisfies_constraint functions instead of the old macros.
18423 * doc/md.texi (Blackfin Constraints): Update file name reference.
18425 2008-04-11 Richard Guenther <rguenther@suse.de>
18427 PR tree-optimization/35869
18428 * tree-vrp.c (execute_vrp): Move switch statement update after
18429 jump threading. Schedule another cfg cleanup run.
18431 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18434 * attribs.c (decl_attributes): Return early on errorneous node.
18436 2008-04-10 Oleg Ryjkov <olegr@google.com>
18438 * tree.h (struct tree_base): Added a new flag default_def_flag.
18439 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18441 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18443 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18445 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18448 * pa.md: Define mode iterator P. Define mode attribute dwc.
18449 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18450 (icacheflush): Likewise.
18451 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18452 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18454 2008-04-11 Ben Elliston <bje@au.ibm.com>
18456 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18458 2008-04-10 Rafael EspÃndola <espindola@google.com>
18460 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18461 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18462 (extract_range_from_expr): The same.
18464 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18466 * config/mips/mips.md (GPR2): New mode iterator.
18467 (seq): Add comment.
18468 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18469 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18470 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18471 Rewrite these to take two modes, the mode of comparison and the
18472 mode of the destination.
18473 * config/mips/mips.c (mips_expand_scc): Instead of having
18474 paradoxical subreg as destination, expand "narrowing" scc if mode
18475 of comparison is SI and target is requested in DI mode.
18476 (mips_emit_int_order_test): Update comment. Make mode of
18477 comparison match CMP0 rather than TARGET. When creating inverse
18478 target use mode of TARGET.
18480 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18482 * gcov-dump.c (tag_summary): Only print summaries for the first
18483 GCOV_COUNTERS_SUMMABLE counters.
18485 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18487 * config/i386/i386.md (absneg): New code iterator.
18488 (absnegprefix): New code attribute.
18489 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18490 patterns using absneg code iterator.
18491 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18492 using absneg code iterator.
18493 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18494 *neg<mode>2 patterns using absneg code iterator.
18495 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18496 *negextendsfdf2 patterns using absneg code iterator.
18497 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18498 *negextendsfxf2 patterns using absneg code iterator.
18499 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18500 *negextendsfdf2 patterns using absneg code iterator.
18501 * config/i386/sse.md (<code><mode>2): Macroize expander from
18502 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18504 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18506 * config/s390/s390.h: Remove the remains of the recent search
18507 & replace action of current_function_outgoing_args_size.
18509 2008-04-10 Ira Rosen <irar@il.ibm.com>
18511 PR tree-optimization/35821
18512 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18513 NEW_STMT_LIST is not NULL.
18515 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18518 * toplev.c (process_options): Remove -ffunction-sections debugging
18521 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18523 PR middle-end/PR28690
18524 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18525 than gen_rtx_fmt_ee to perform more canonicalizations.
18527 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18530 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18532 2008-04-09 Richard Guenther <rguenther@suse.de>
18534 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18535 (dump_function_to_file): Dump function arguments with types.
18537 2008-04-08 Richard Guenther <rguenther@suse.de>
18539 * fold-const.c (fold_widened_comparison): Do not allow
18540 sign-changes that change the result.
18542 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18545 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18546 kinds of indirect references.
18548 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18550 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18551 GNU Fortran language string.
18553 2008-04-08 Rafael EspÃndola <espindola@google.com>
18555 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18556 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18557 * tree.h (tree_call_nonnegative_warnv_p): New.
18559 2008-04-08 Jan Hubicka <jh@suse.cz>
18561 * function.c (free_after_compilation): Clear out regno_reg_rtx
18564 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18567 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18569 PR middle-end/PR28690
18570 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18571 same precedence as REG_POINTER and MEM_POINTER operands.
18573 2008-04-08 Richard Guenther <rguenther@suse.de>
18575 PR middle-end/35834
18576 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18577 for adding index to base.
18579 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18581 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18582 (MINGW_ENABLE_EXECUTE_STACK): New.
18583 (IN_LIBGCC2): For libgcc include windows.h file for
18584 function declarations.
18586 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18588 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18589 and tem2 if tem1 is not a REG or MULT.
18591 2008-04-08 Jan Hubicka <jh@suse.cz>
18593 * function.h (incomming_args): Break out of struct function.
18594 (function_subsections): Break out of struct function.
18595 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18596 return_rtx and hard_reg_initial_vals from struct function.
18597 Kill inl_max_label_num.
18598 (current_function_pops_args, current_function_args_info,
18599 current_function_args_size, current_function_args_size,
18600 current_function_pretend_args_size,
18601 current_function_outgoing_args_size,
18602 current_function_internal_arg_pointer, current_function_return_rtx):
18603 Kill compatibility accestor macros.
18604 * builtins.c (expand_builtin_apply_args_1): Update.
18605 (expand_builtin_next_arg): Update.
18606 * df-scan.c (df_get_call_refs): Update.
18607 * dbxout.c (dbxout_function_end): Update.
18608 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18609 (output_line_info): Update.
18610 (secname_for_decl): Update.
18611 (dwarf2out_var_location): Update.
18612 * function.c (free_after_compilation): Update.
18613 (assign_parm_find_stack_rtl): Update.
18614 (assign_parms): Update.
18615 (expand_dummy_function_end): Update.
18616 (expand_function_end): Update.
18617 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18618 (expand_call): Update.
18619 (emit_library_call_value_1): Update.
18620 (store_one_arg): Update.
18621 * varasm.c (initialize_cold_section_name): Update.
18622 (unlikely_text_section): Update.
18623 (unlikely_text_section_p): Update.
18624 (assemble_start_function): Update.
18625 (assemble_end_function): Update.
18626 (default_section_type_flags): Update.
18627 (switch_to_section): Update.
18628 * integrate.c (set_decl_abstract_flags): Update.
18629 (get_hard_reg_initial_val): Update.
18630 (has_hard_reg_initial_val): Update.
18631 (allocate_initial_values): Update.
18632 * resource.c (init_resource_info): Update.
18633 * config/alpha/alpha.c (NUM_ARGS): Update.
18634 (direct_return): Update.
18635 (alpha_va_start): Update.
18636 (alpha_sa_size): Update.
18637 (alpha_initial_elimination_offset): Update.
18638 (alpha_expand_prologue): Update.
18639 (alpha_start_function): Update.
18640 (alpha_expand_epilogue): Update.
18641 (unicosmk_initial_elimination_offset):
18642 * config/alpha/alpha.md (call expander): Update.
18643 * config/s390/s390.c (s390_register_info): Update.
18644 (s390_register_info): Update.
18645 (s390_frame_info): Update.
18646 (s390_initial_elimination_offset): Update.
18647 (s390_build_builtin_va_list): Update.
18648 (s390_va_start): Update.
18649 * config/spu/spu.c (direct_return): Update.
18650 (spu_expand_prologue): Update.
18651 (spu_initial_elimination_offset): Update.
18652 (spu_build_builtin_va_list): Update.
18653 (spu_va_start): Update.
18654 * config/sparc/sparc.c (sparc_init_modes): Update.
18655 (sparc_compute_frame_size): Update.
18656 (function_value): Update.
18657 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18658 * config/i386/i386.md (return expander): Update.
18659 * config/i386/i386.c (ix86_va_start): Update.
18660 (ix86_can_use_return_insn_p): Update.
18661 (ix86_compute_frame_layout): Update.
18662 (ix86_expand_epilogue): Update.
18663 * config/sh/sh.c (output_stack_adjust): Update.
18664 (calc_live_regs): Update.
18665 (sh_expand_prologue): Update.
18666 (sh_builtin_saveregs): Update.
18667 (sh_va_start): Update.
18668 (initial_elimination_offset): Update.
18669 (sh_allocate_initial_value): Update.
18670 (sh_function_ok_for_sibcall): Update.
18671 (sh_get_pr_initial_val): Update.
18672 * config/sh/sh.md (return expander): Update.
18673 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18674 * config/crx/crx.c (crx_compute_frame): UPdate.
18675 (crx_initial_elimination_offset): UPdate.
18676 * config/xtensa/xtensa.c (compute_frame_size): Update
18677 (xtensa_builtin_saveregs): Update.
18678 (xtensa_va_start): Update.
18679 (order_regs_for_local_alloc): Update.
18680 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18681 (xstormy16_expand_builtin_va_start): Update.
18682 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18683 * config/m68hc11/m68hc11.md (return expanders): Update.
18684 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18685 (expand_epilogue): Update.
18686 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18687 (cris_simple_epilogue): Update.
18688 (cris_expand_prologue): Update.
18689 (cris_expand_epilogue): Update.
18690 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18691 (compute_frame_size): Update.
18692 * config/mt/mt.c (mt_compute_frame_size): Update.
18693 * config/mn10300/mn10300.c (expand_prologue): Update.
18694 (expand_epilogue): Update.
18695 (initial_offset): Update.
18696 (mn10300_builtin_saveregs):
18697 * config/mn10300/mn10300.md (return expander): Update.
18698 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18699 (ia64_initial_elimination_offset): Update.
18700 (ia64_initial_elimination_offset): Update.
18701 (ia64_expand_prologue): Update.
18702 * config/m68k/m68k.md (return expander): Update.
18703 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18704 (rs6000_stack_info): Update.
18705 * config/mcore/mcore.c (layout_mcore_frame): Update.
18706 (mcore_expand_prolog): Update.
18707 * config/arc/arc.c (arc_compute_frame_size): Update.
18708 * config/score/score3.c (score3_compute_frame_size): Update.
18709 * config/score/score7.c (score7_compute_frame_size): Update.
18710 * config/arm/arm.c (use_return_insn): Update.
18711 (thumb_find_work_register): Update.
18712 (arm_compute_save_reg_mask): Update.
18713 (arm_output_function_prologue): Update.
18714 (arm_output_epilogue): Update.
18715 (arm_size_return_regs): Update.
18716 (arm_get_frame_offsets): Update.
18717 (arm_expand_prologue): Update.
18718 (thumb_exit): Update.
18719 (thumb_unexpanded_epilogue): Update.
18720 (thumb1_output_function_prologue): Update.
18721 * config/pa/pa.md (return expander): Update.
18722 * config/pa/pa.c (compute_frame_size): Update.
18723 (hppa_builtin_saveregs): Update.
18724 * config/mips/mips.c (mips_va_start): Update.
18725 (mips16_build_function_stub): Update.
18726 (mips_compute_frame_info): Update.
18727 (mips_restore_gp): Update.
18728 (mips_output_function_prologue): Update.
18729 (mips_expand_prologue): Update.
18730 * config/v850/v850.c (compute_frame_size): Update.
18731 (expand_prologue): * config/mmix/mmix.c (along): update.
18732 (mmix_initial_elimination_offset): update.
18733 (mmix_reorg): update.
18734 (mmix_use_simple_return): update.
18735 (mmix_expand_prologue): update.
18736 (mmix_expand_epilogue): Update.
18737 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18738 (emit_link_insn): Update.
18740 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18742 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18743 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18745 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18748 2008-04-07 Jan Hubicka <jh@suse.cz>
18750 * function.h (rtl): Rename to x_rtl.
18751 (crtl): New define.
18752 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18753 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18754 used_temp_slots avail_temp_slots, temp_slot_level,
18755 nonlocal_goto_handler_labels): Update accesstors.
18756 (rtl): New global variable.
18757 (struct function): Move some fileds to rtl_data.
18758 (get_arg_pointer_save_area): Update prototype.
18759 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18760 get_arg_pointer_save_area.
18761 * expr.c (init_expr): Update
18762 * function.c (get_frame_size): Update
18763 (assign_stack_local): Update
18764 (expand_function_end): Update.
18765 (get_art_pointer_save_area): Update
18767 * emit-rtl.c (rtl): Declare.
18768 (regno_reg_rtx): Declare.
18769 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18771 (gen_reg_rtx): Update.
18772 * varasm.c (n_deferred_constatns): Update accestor.
18773 (init_varasm_status): Do not allocate varasm_status.
18774 (force_const_mem, get_pool_size, output_constant_pool): Update.
18775 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18776 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18777 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18778 * sparc/sparc.h (INIT_EXPANDERS): Update.
18779 * ia64/ia64.h (INIT_EXPANDERS): Update.
18781 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18783 * reload.c (push_secondary_reload): Add missing break to for loop.
18785 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18787 PR middle-end/PR28690
18788 * rtlanal.c: Update copyright years.
18789 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18790 as REG_POINTER and MEM_POINTER operands.
18791 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18792 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18793 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18794 * gcse.c: Update copyright years.
18795 (pre_delete): Call gen_reg_rtx_and_attrs.
18796 (hoist_code): Likewise.
18797 (build_store_vectors): Likewise.
18798 (delete_store): Likewise.
18799 * loop-invariant.c (move_invariant_reg): Likewise.
18800 Update copyright years.
18802 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18804 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18805 control string instead of quoted.
18807 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18809 * doc/rtl.texi: Rewrite of subreg section.
18811 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18814 * config/i386/i386.c (legitimize_pic_address): Add treating
18815 of dllimport SYM_REF's.
18816 (legitimize_dllimport_symbol): Add prototype.
18818 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18820 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18821 reference in constructor with non self-referential type.
18823 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18825 Removal of Return with Depressed Stack Pointer support
18826 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18827 (ECF_SP_DEPRESSED): Likewise.
18828 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18829 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18830 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18831 (expand_call): Do not test ECF_SP_DEPRESSED.
18832 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18833 * function.c (keep_stack_depressed): Delete.
18834 (handle_epilogue_set): Likewise.
18835 (update_epilogue_consts): Likewise.
18836 (emit_equiv_load): Likewise.
18837 (thread_prologue_and_epilogue_insns): Remove support for Return with
18838 Depressed Stack Pointer.
18839 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18841 2008-04-06 Richard Guenther <rguenther@suse.de>
18843 PR tree-optimization/35400
18844 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18845 information from SSA_NAMEs.
18847 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18849 * config/avr/avr.h (avr_mega_p): Remove declaration.
18850 (AVR_MEGA): Remove macro.
18851 * config/avr/avr.c (avr_mega_p): Remove variable.
18852 (avr_override_options): Remove inicializion of avr_mega_p.
18853 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18854 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18855 (avr_jump_mode): (Ditto.).
18856 (avr_output_progmem_section_asm_op): (Ditto.).
18857 (avr_asm_init_sections): (Ditto.).
18858 (avr_asm_init_sections): (Ditto.).
18859 (avr_rtx_costs): (Ditto.).
18860 * config/avr/avr.md: (Ditto.).
18861 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18864 2008-04-06 Richard Guenther <rguenther@suse.de>
18866 PR tree-optimization/35842
18867 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18868 is_gimple_invariant_address.
18870 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18872 * gcc.c (default_compilers): Sync Fortran extensions list with
18873 that in fortran/lang-specs.h.
18874 * doc/invoke.texi: Likewise.
18875 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18876 * dwarf2out.c (gen_compile_unit_die): Likewise.
18878 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18880 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18882 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18885 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18886 attribute is used for nested functions.
18888 2008-04-05 Jan Hubicka <jh@suse.cz>
18890 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18892 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18894 (dump_files): Update.
18895 (enable_rtl_dump_file): Do not accept letter argument.
18896 * tree-pass.h (dump_file_info): Remove letter argument.
18897 * toplev.c (decode_d_option): Update -da handling.
18898 * toplev.h (enable_rtl_dump_file): Update prototype.
18899 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18900 it out based on pass type.
18901 (register_dump_files_1): Likewise.
18902 (init_optimization_passes): Update register_one_dump_file calls.
18903 (execute_one_pass): Sanity check that IPA passes are called at IPA
18904 level and RTL passes at RTL level.
18905 (execute_pass_list): IPA pass can not be after or subpass of
18907 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18908 disallov RTL subpasses of IPA subpasses.
18910 2008-04-05 Ben Elliston <bje@au.ibm.com>
18912 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18913 builtins that return exactly once and do not throw. Cache call to
18916 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18918 PR rtl-optimization/34916
18919 PR middle-end/35519
18920 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18921 between instruction pairs.
18923 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18925 * doc/invoke.texi: Document -mbitops for SH.
18926 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18927 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18928 * config/sh/sh.c (print_operand): Add %t operand code.
18929 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18930 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18931 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18932 (extendqihi2): Likewise.
18933 (movqi_i): Likewise.
18934 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18935 (extv): Use bld instruction for SH2A if possible.
18937 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18938 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18939 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18940 (bset.b, bclr.b): Define peepholes.
18941 * config/sh/sh.opt (mbitops): New option.
18943 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18946 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18947 and view convert expression.
18949 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18952 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18954 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18956 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18958 * config/i386/cpuid.h (bit_AES): New.
18959 (bit_PCLMUL): Likewise.
18961 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18962 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18963 SSE2 if AES or PCLMUL is enabled.
18964 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18965 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18966 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18967 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18968 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18969 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18970 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18971 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18972 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18973 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18974 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18975 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18976 __builtin_ia32_aeskeygenassist128 and
18977 __builtin_ia32_pclmulqdq128.
18978 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18979 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18980 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18982 * config/i386/i386.h (TARGET_AES): New.
18983 (TARGET_PCLMUL): Likewise.
18984 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18986 * config/i386/i386.md (UNSPEC_AESENC): New.
18987 (UNSPEC_AESENCLAST): Likewise.
18988 (UNSPEC_AESDEC): Likewise.
18989 (UNSPEC_AESDECLAST): Likewise.
18990 (UNSPEC_AESIMC): Likewise.
18991 (UNSPEC_AESKEYGENASSIST): Likewise.
18992 (UNSPEC_PCLMUL): Likewise.
18994 * config/i386/i386.opt (maes): New.
18995 (mpclmul): Likewise.
18997 * config/i386/sse.md (aesenc): New pattern.
18998 (aesenclast): Likewise.
18999 (aesdec): Likewise.
19000 (aesdeclast): Likewise.
19001 (aesimc): Likewise.
19002 (aeskeygenassist): Likewise.
19003 (pclmulqdq): Likewise.
19005 * config/i386/wmmintrin.h: New.
19007 * doc/extend.texi: Document AES and PCLMUL built-in function.
19009 * doc/invoke.texi: Document -maes and -mpclmul.
19011 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19013 * function.c (free_after_parsing): Replace with
19014 cxx_push_function_context from C++ front-end.
19015 (allocate_struct_function): Don't call langhook.
19016 * langhooks.h (struct lang_hooks_for_functions): Delete.
19017 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19019 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19020 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19021 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19022 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19023 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19024 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19025 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19027 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19028 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19030 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19033 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19036 2008-04-04 Richard Guenther <rguenther@suse.de>
19038 PR middle-end/35823
19039 * fold-const.c (optimize_minmax_comparison): Use the correct
19040 type for the constant in the simplified comparison.
19042 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19044 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19045 Pass L2 size as "--param l2-cache-size" to the compiler.
19046 (decode_l2_cache): New function to decode L2 cache parameters using
19047 0x8000006 extended cpuid function.
19048 (detect_caches_amd): Determine parameters of L2 cache using
19049 decode_l2_caches function.
19050 (decode_caches_intel): Decode L2 cache parameters.
19051 (detect_caches_intel): Determine L2 cache parameters using
19052 decode_caches_intel and decode_l2_caches functions.
19054 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19056 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19057 secondary input reload for subword loads from the constant pool.
19059 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19062 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19063 constants of the appropriate size for runtime calculations.
19066 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19067 decimal-float literal constant zero.
19069 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19072 * c-parser.c (c_parser_omp_atomic): Call
19073 default_function_array_conversion on the RHS.
19075 PR middle-end/35818
19076 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19077 call is_variable_sized if decl has incomplete type.
19079 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19081 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19083 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19085 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19087 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19088 (sgt<u>): Merge sgt and sgtu into new expander.
19089 (sgt, sgtu): Remove expanders.
19090 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19091 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19092 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19093 *sgtu_<mode>_mips16 into new pattern.
19094 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19095 (sge<u>): Merge sge and sgeu into new expander.
19096 (sge, sgeu): Remove expanders.
19097 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19099 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19100 (slt<u>): Merge slt and sltu into new expander.
19101 (slt, sltu): Remove expanders.
19102 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19103 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19104 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19105 *sltu_<mode>_mips16 into new pattern.
19106 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19107 (sle<u>): Merge sle and sleu into new expander.
19108 (sle, sleu): Remove expanders.
19109 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19110 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19111 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19112 *sleu_<mode>_mips16 into new pattern.
19113 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19115 2008-04-03 Jan Hubicka <jh@suse.cz>
19117 PR tree-optimization/35795
19118 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19119 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19120 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19121 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19122 * score/score3.c (score3_output_mi_thunk): Likewise.
19123 * score/score7.c (score7_output_mi_thunk): Likewise.
19124 * mips/mips.c (mips_output_mi_thunk): Likewise.
19126 2008-04-03 Richard Guenther <rguenther@suse.de>
19128 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19129 conversions. Simplify code.
19131 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19133 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19135 2008-04-03 Tom Tromey <tromey@redhat.com>
19136 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19138 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19139 * config/bfin/t-bfin-linux (generated_files): Add
19140 linux-sysroot-suffix.h.
19141 * doc/install.texi (Prerequisites): Require make 3.80.
19142 * doc/sourcebuild.texi (Front End Directory): Document new
19144 * Makefile.in (generated_files): New variable.
19145 (ALL_HOST_OBJS): New variable.
19146 ($(ALL_HOST_OBJS)): New target.
19148 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19150 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19151 (remap_block): Call id->transform_lang_insert_block instead
19153 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19154 Set id.transform_lang_insert_block to NULL.
19155 (clone_body): Move to cp/optimize.c
19156 * tree-inline.h (struct copy_body_data): Change
19157 transform_lang_insert_block to function pointer.
19158 (copy_generic_body, copy_decl_no_change): Export.
19159 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19160 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19161 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19163 * c-tree.h (insert_block): Kill.
19164 * c-decl.c (insert_block): Kill.
19166 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19168 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19169 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19170 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19172 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19173 argument, call {push,pop}_function_context from here.
19174 * c-parser.c: Use c_{push,pop}_function_context.
19176 * function.c (push_function_context_to): Move meat ...
19177 (push_function_context): ... here. Simplify.
19178 * function.c (pop_function_context_from): Move meat ...
19179 (pop_function_context): ... here. Simplify.
19180 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19182 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19183 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19184 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19185 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19187 2008-04-03 Ben Elliston <bje@au.ibm.com>
19189 * expmed.c (extract_force_align_mem_bit_field): Remove.
19191 2008-04-03 Richard Guenther <rguenther@suse.de>
19193 PR middle-end/35800
19194 * expr.h (try_casesi): Adjust prototype.
19195 * expr.c (try_casesi): Take fallback label as extra parameter.
19196 Use that for gen_casesi if default_label is NULL.
19197 * stmt.c (expand_case): Pass fallback label to try_casesi,
19198 make sure to fill gaps with a fallback label if default_label
19201 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19204 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19206 2008-04-03 Ben Elliston <bje@au.ibm.com>
19208 * expmed.c (extract_split_bit_field): Remove if (0) code.
19209 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19210 (do_ds_constraint): Likewise.
19212 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19214 * doc/cppopts.texi (-dU): Document.
19215 * c-common.h (flag_dump_macros): Update comment.
19216 * c-opts.c (handle_OPT_d): Handle -dU.
19217 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19218 dump_queued_macros, cb_used_define, cb_used_undef): New.
19219 (init_pp_output): Handle -dU.
19220 (cb_line_change): Call dump_queued_macros.
19221 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19223 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19225 * config/avr/predicates.md (io_address_operand): New predicate.
19226 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19227 * config/avr/avr.c (avr_io_address_p): Remove function.
19228 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19229 'avr_io_address_p' function.
19230 (out_movhi_r_mr): (Ditto.).
19231 (out_movqi_mr_r): (Ditto.).
19232 (out_movhi_mr_r): (Ditto.).
19233 (avr_address_cost): (Ditto.).
19235 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19237 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19238 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19239 in 32bit mode when XMM registers are available to avoid store
19241 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19242 corresponding post-reload splitters.
19244 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19246 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19247 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19248 __builtin_ia32_roundss.
19249 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19250 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19251 __builtin_ia32_roundss.
19252 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19253 IX86_BUILTIN_SHUFPD here.
19255 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19257 * config/i386/i386.md (plogic): New.
19258 (plogicprefix): Likewise.
19260 * config/i386/mmx.md (mmx_<code><mode>3): New.
19261 (mmx_and<mode>3): Removed.
19262 (mmx_ior<mode>3): Likewise.
19263 (mmx_xor<mode>3): Likewise.
19265 * config/i386/sse.md (<code><mode>3): New.
19266 (*<code><mode>3): Likewise.
19267 (*<code><mode>3): Likewise.
19268 (<code><mode>3): Likewise.
19269 (*sse_<code><mode>3): Likewise.
19270 (*sse2_<code><mode>3): Likewise.
19271 (<code>tf3): Likewise.
19272 (*<code>tf3): Likewise.
19273 (and<mode>3): Likewise.
19274 (*and<mode>3): Likewise.
19275 (ior<mode>3): Removed.
19276 (*ior<mode>3): Likewise.
19277 (xor<mode>3): Likewise.
19278 (*xor<mode>3): Likewise.
19279 (*and<mode>3): Likewise.
19280 (*ior<mode>3): Likewise.
19281 (*xor<mode>3): Likewise.
19282 (and<mode>3): Likewise.
19283 (*sse_and<mode>3): Likewise.
19284 (*sse2_and<mode>3): Likewise.
19285 (andtf3): Likewise.
19286 (*andtf3): Likewise.
19287 (ior<mode>3): Likewise.
19288 (*sse_ior<mode>3): Likewise.
19289 (*sse2_ior<mode>3): Likewise.
19290 (iortf3): Likewise.
19291 (*iortf3): Likewise.
19292 (xor<mode>3): Likewise.
19293 (*sse_xor<mode>3): Likewise.
19294 (*sse2_xor<mode>3): Likewise.
19295 (xortf3): Likewise.
19296 (*xortf3): Likewise.
19298 2008-04-02 Richard Guenther <rguenther@suse.de>
19300 PR tree-optimization/14495
19301 PR tree-optimization/34793
19302 * tree-vrp.c (struct switch_update): New structure.
19303 (to_remove_edges, to_update_switch_stmts): New VECs.
19304 (simplify_switch_using_ranges): New function. Remove not taken
19305 case labels and edges.
19306 (simplify_stmt_using_ranges): Call it.
19307 (identify_jump_threads): Mark edges we have queued for removal
19308 so we don't thread them.
19309 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19311 * tree-cfg.c (group_case_labels): Deal with missing default label.
19312 (tree_verify_flow_info): Allow missing default label.
19313 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19314 (emit_case_nodes): Likewise.
19315 (expand_case): Do not rely on the default label to be present.
19316 * expr.c (try_casesi): Deal with NULL default_label.
19317 (do_tablejump): Likewise.
19319 2008-04-02 Richard Guenther <rguenther@suse.de>
19321 PR tree-optimization/14495
19322 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19323 SWITCH_EXPR here ...
19324 (vrp_visit_switch_stmt): ... but here (new function).
19325 (find_case_label_index): New helper function.
19326 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19328 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19330 * fwprop.c: Fix ISO-C99ism.
19332 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19335 * Makefile.in (objdir): Set it here.
19336 * configure.ac: Not here. Find dynamic linker characteristics.
19337 * exec-tool.in: Use them.
19338 * aclocal.m4: Regenerate.
19339 * configure: Regenerate.
19341 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19343 * expr.c (expand_var): Delete it.
19344 * expr.h (expand_var): Delete prototype.
19345 * function.c (expand_function_start): Use expand_decl instead.
19346 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19349 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19351 PR rtl-optimization/35542
19352 * fwprop.c (forward_propagate_and_simplify): Replace
19353 loc_reg_mentioned_in_p with reg_mentioned_p.
19355 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19357 PR rtl-optimization/35281
19358 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19359 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19360 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19361 (varying_mem_p): Move above propagate_rtx.
19362 (all_uses_available_at): Do not check MEMs.
19364 2008-04-02 Rafael EspÃndola <espindola@google.com>
19366 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19367 (register_edge_assert_for_2): Split the cond argument.
19368 (register_edge_assert_for_1): Adjust for the change in
19369 register_edge_assert_for_2.
19370 (register_edge_assert_for): Split the cond argument.
19371 (find_switch_asserts): Adjust for the change in
19372 register_edge_assert_for.
19374 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19376 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19377 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19378 offsets for 64-bit mingw.
19379 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19380 abi for x86_64-pc-mingw.
19382 2008-04-02 Richard Guenther <rguenther@suse.de>
19384 * tree-vrp.c (extract_range_from_assert): Make sure to not
19385 produce range min/max with TREE_OVERFOW set.
19386 If merging a anti-range and a range keep the anti-range if
19387 the range covers all values of the type.
19388 (register_edge_assert_for_2): Only allow sign-changing
19389 conversions in detecting canonical range checks. Also
19390 register an assert for the unsigned name if useful.
19392 PR tree-optimization/35787
19393 * tree-vrp.c (vrp_val_max): New function.
19394 (vrp_val_min): Likewise.
19395 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19396 (vrp_val_is_min): Likewise.
19397 (supports_overflow_infinity): Use vrp_val_{min,max}.
19398 (negative_overflow_infinity): Likewise.
19399 (positive_overflow_infinity): Likewise.
19400 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19401 (is_positive_overflow_infinity): Likewise.
19402 (is_overflow_infinity): Likewise.
19403 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19404 vrp_val_is_{min,max}.
19405 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19406 to ranges if possible. Avoid empty ranges.
19408 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19410 PR middle-end/35705
19411 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19412 the expression is a function address.
19414 2008-04-01 George Helffrich <george@gcc.gnu.org>
19416 PR fortran/35154, fortran/23057
19417 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19418 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19419 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19420 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19422 (dbxout_syms): Check for COMMON-based symbol and wrap in
19423 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19424 in bracket for efficiency.
19426 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19427 using DW_TAG_common_block + member offset.
19428 (add_pubname_string): New function.
19429 (dw_expand_expr): New function to find block name and offset for
19431 (common_check): New function to check whether symbol in Fortran COMMON.
19432 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19434 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19437 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19439 2008-04-02 Ben Elliston <bje@au.ibm.com>
19441 * config/v850/v850.md (casesi): Remove if (0) code.
19442 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19443 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19445 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19447 * config/i386/i386.md (rex64suffix): New mode attribute.
19448 (floathi<mode>2): Disable expander for SSE math.
19449 (*floathi<mode>2_1): New insn insn_and_split pattern.
19450 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19451 corresponding post-reload splitters.
19452 (*floathi<mode>2_i387): New macroized insn pattern.
19453 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19454 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19455 insn_and_split pattern.
19456 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19457 New macroized instruction patterns and corresponding post-reload
19459 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19460 and corresponding post-reload splitters.
19461 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19462 New macroized instruction patterns.
19463 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19464 macroized instruction patterns and corresponding post-reload splitters.
19465 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19466 corresponding post-reload splitters.
19467 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19468 New macroized instruction patterns.
19469 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19470 corresponding post-reload splitters.
19471 (*floatsi<mode>2_i387): New macroized instruction patterns.
19473 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19475 * config/i386/i386.md (smaxmin): New.
19476 (umaxmin): Likewise.
19477 (maxminiprefix): Likewise.
19478 (maxminfprefix): Likewise.
19479 (<code><mode>3): Likewise.
19480 (smin<mode>3): Removed.
19481 (smax<mode>3): Likewise.
19483 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19484 (mmx_<code>v4hi3): Likewise.
19485 (mmx_<code>v8qi3): Likewise.
19486 (mmx_smaxv2sf3): Removed.
19487 (mmx_sminv2sf3): Likewise.
19488 (mmx_umaxv8qi3): Likewise.
19489 (mmx_smaxv4hi3): Likewise.
19490 (mmx_uminv8qi3): Likewise.
19491 (mmx_sminv4hi3): Likewise.
19493 * config/i386/sse.md (<addsub><mode>3): New.
19494 (*<addsub><mode>3): Likewise.
19495 (<sse>_vm<addsub><mode>3): Likewise.
19496 (<maxmin><mode>3): Likewise.
19497 (*<maxmin><mode>3_finite): Likewise.
19498 (*<maxmin><mode>3): Likewise.
19499 (<sse>_vm<maxmin><mode>3): Likewise.
19500 (sse3_h<addsub>v4sf3): Likewise.
19501 (sse3_h<addsub>v2df3): Likewise.
19502 (<maxmin>v16qi3): Likewise.
19503 (*<maxmin>v16qi3): Likewise.
19504 (<maxmin>v8hi3): Likewise.
19505 (*<maxmin>v8hi3): Likewise.
19506 (*sse4_1_<maxmin><mode>3): Likewise.
19507 (*sse4_1_<maxmin><mode>3): Likewise.
19508 (add<mode>3): Removed.
19509 (*add<mode>3): Likewise.
19510 (<sse>_vmadd<mode>3): Likewise.
19511 (sub<mode>3): Likewise.
19512 (*sub<mode>3): Likewise.
19513 (<sse>_vmsub<mode>3): Likewise.
19514 (smin<mode>3): Likewise.
19515 (*smin<mode>3_finite): Likewise.
19516 (*smin<mode>3): Likewise.
19517 (<sse>_vmsmin<mode>3): Likewise.
19518 (smax<mode>3): Likewise.
19519 (*smax<mode>3_finite): Likewise.
19520 (*smax<mode>3): Likewise.
19521 (<sse>_vmsmax<mode>3): Likewise.
19522 (sse3_haddv4sf3): Likewise.
19523 (sse3_haddv2df3): Likewise.
19524 (sse3_hsubv4sf3): Likewise.
19525 (sse3_hsubv2df3): Likewise.
19526 (umaxv16qi3): Likewise.
19527 (*umaxv16qi3): Likewise.
19528 (smaxv8hi3): Likewise.
19529 (*smaxv8hi3): Likewise.
19530 (*sse4_1_smax<mode>3): Likewise.
19531 (*sse4_1_umax<mode>3): Likewise.
19532 (uminv16qi3): Likewise.
19533 (*uminv16qi3): Likewise.
19534 (sminv8hi3): Likewise.
19535 (*sminv8hi3): Likewise.
19536 (*sse4_1_smin<mode>3): Likewise.
19537 (*sse4_1_umin<mode>3): Likewise.
19539 2008-04-01 Rafael EspÃndola <espindola@google.com>
19541 * tree-cfg.c (verify_expr): remove in_phi.
19542 (verify_stmt): Don't call walk_tree with verify_expr. Use
19543 is_gimple_min_invariant instead of is_gimple_val.
19545 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19547 * doc/include/gpl_v3.texi: Update for manpage generation.
19548 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19550 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19551 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19552 gpl_v3.texi instead of gpl.texi.
19555 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19558 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19560 2008-04-01 Rafael EspÃndola <espindola@google.com>
19562 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19563 (extract_code_and_val_from_cond): Use
19564 extract_code_and_val_from_cond_with_ops.
19566 2008-04-01 Jan Hubicka <jh@suse.cz>
19568 * function.c (free_after_compilation): Free epilogue_delay_list.
19569 (prepare_function_start): Assert that previous compilation was freed.
19571 2008-04-01 Jan Hubicka <jh@suse.cz>
19572 Jim Wilson <wilson@tuliptree.org>
19573 Andreas Tobler <andreast@gcc.gnu.org>
19575 PR middle-end/35781
19576 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19577 rtl.emit instead cfun->emit.
19578 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19579 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19581 2008-04-01 Ben Elliston <bje@au.ibm.com>
19583 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19585 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19587 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19589 (fprofile-use): Add var flag_profile_use
19590 * coverage.c (coverage_begin_output): Do not open a gcno file for
19591 output only if -ftest-coverage is set.
19592 Do not add getpwd() to gcda file path.
19593 (build_gcov_info): Check the new flag
19594 flag_profile_datafile_relative_path.
19595 (coverage_init): Use profile_data_prefix.
19596 Read profile counter only if flag_profile_use is set.
19597 * opts.c (common_handle_option): New option fprofile-use=,
19598 fprofile-dir=, fprofile-generate=.
19599 * toplev.c (profile_data_prefix): New variable definition.
19600 * toplev.h (profile_data_prefix): New declaration.
19601 * doc/invoke.tex (Option Summary, Optimization Options):
19604 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19606 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19607 use tmp consistently.
19610 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19611 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19612 UNSPEC_FR_RECIP_APPROX_RES.
19613 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19615 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19618 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19620 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19622 PR middle-end/30186
19623 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19624 element of the vector via a pointer.
19626 2008-03-31 Ian Lance Taylor <iant@google.com>
19628 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19630 2008-03-31 Jan Hubicka <jh@suse.cz>
19632 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19633 get_arg_pointer_save_area.
19634 * expr.c (init_expr): Just clear out rtl.expr.
19635 * function.c (free_after_compilation): Clear out whole RTL structure.
19636 (get_func_frame_size): Merge into ...
19637 (get_frame_size): ... this one.
19638 (assign_stack_local_1): Merge into ...
19639 (assign_stack_local): ... this one.
19640 (expand_function_end): Update call of get_arg_pointer_save_area.
19641 (get_art_pointer_save_area): Remove cfun argument.
19642 * function.h (emit_status): regno_pointer_align does not need length
19643 attribute. Move x_regno_reg_rtx to ...
19644 (regno_reg_rtx): ... new global array.
19645 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19646 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19647 apply_args_value, forced_labels, stack_pointer_delta):
19649 (struct varasm_status): Move here from varasm.c
19650 (struct rtl_data): New. Move here some fields from struct function.
19651 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19652 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19653 used_temp_slots avail_temp_slots, temp_slot_level,
19654 nonlocal_goto_handler_labels): Update accesstors.
19655 (rtl): New global variable.
19656 (struct function): Move some fileds to rtl_data.
19657 (get_arg_pointer_save_area): Update prototype.
19658 * emit-rtl.c (rtl): Declare.
19659 (regno_reg_rtx): Declare.
19660 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19662 (gen_reg_rtx): Update.
19663 (init_virtual_regs): Do not tate emit_status argument.
19664 (init_emit): Do not allocate emit.
19665 * varasm.c (varasm_statuc): Move to function.h.
19666 (n_deferred_constatns): Update accestor.
19667 (init_varasm_status): Do not allocate varasm_status.
19668 (force_const_mem, get_pool_size, output_constant_pool): Update.
19669 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19670 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19672 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19674 PR rtl-optimization/35729
19675 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19678 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19681 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19682 load/store if memory is unaligned.
19683 (*movti_rex64): Likewise.
19685 * config/i386/predicates.md (misaligned_operand): New.
19687 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19690 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19693 2008-03-31 Jan Beulich <jbeulich@novell.com>
19695 * config/ia64/constraints.md: Add 'j' constraint.
19696 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19697 (movdi_internal): Likewise.
19699 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19702 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19704 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19707 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19708 proper error message for the third argument on blendpd and
19711 * config/i386/sse.md (blendbits): New.
19712 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19714 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19716 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19718 2008-03-30 Richard Guenther <rguenther@suse.de>
19720 PR middle-end/31023
19721 * fold-const.c (fold_sign_changed_comparison): Do leave
19722 conversions to base-types alone.
19724 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19726 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19727 the link register if one altivec register is be saved.
19729 2008-03-30 Ben Elliston <bje@au.ibm.com>
19731 * final.c (final_scan_insn): Remove if (0) code.
19733 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19735 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19737 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19739 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19740 of V4SFmode to ix86_binary_operator_ok.
19742 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19744 * config/i386/i386.c (override_options): Initialize
19745 ix86_veclib_handler to ix86_veclibabi_svml when
19746 -mveclibabi=svml is used.
19747 (ix86_veclibabi_svml): New function for SVML ABI style
19748 vectorization support.
19749 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19751 2008-03-28 Rafael EspÃndola <espindola@google.com>
19753 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19754 (tree_binary_nonnegative_warnv_p): Make it public.
19755 (tree_single_nonnegative_warnv_p): Make it public.
19756 (tree_invalid_nonnegative_warnv_p): Make it public.
19757 (tree_unary_nonzero_warnv_p): Make it public.
19758 (tree_binary_nonzero_warnv_p): Make it public
19759 (tree_single_nonzero_warnv_p): Make it public.
19760 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19761 (extract_range_from_binary_expr): Split the expr argument.
19762 (extract_range_from_unary_expr): Split the expr argument.
19763 (extract_range_from_comparison): Split the expr argument.
19764 (extract_range_from_expr): Use the new aux functions.
19765 (vrp_evaluate_conditional_warnv): Use
19766 vrp_evaluate_conditional_warnv_with_ops.
19767 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19768 (tree_binary_nonzero_warnv_p): Declare.
19769 (tree_single_nonzero_warnv_p): Declare.
19770 (tree_expr_nonzero_warnv_p): Declare.
19771 (tree_unary_nonnegative_warnv_p): Declare.
19772 (tree_binary_nonnegative_warnv_p): Declare.
19773 (tree_single_nonnegative_warnv_p): Declare.
19774 (tree_invalid_nonnegative_warnv_p): Declare.
19776 2008-03-28 Richard Guenther <rguenther@suse.de>
19778 PR tree-optimization/30317
19779 PR tree-optimization/30911
19780 PR tree-optimization/34793
19781 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19782 (struct assert_locus_d): New member EXPR.
19783 (register_new_assert_for): Add EXPR parameter to support
19784 ASSERT_EXPR <name, expr OP limit>.
19785 (register_edge_assert_for_1): Adjust callers.
19786 (find_assert_locations): Likewise.
19787 (process_assert_insertions_for): Build condition from expression.
19788 (extract_range_from_assert): Handle ASSERT_EXPRs
19789 of the form ASSERT_EXPR <name, expr OP limit>.
19790 (register_edge_assert_for_2): New helper registering
19791 asserts for comparisons. Recognize range tests of the form
19792 (unsigned)i - CST1 OP CST2.
19793 (register_edge_assert_for_1): Use it.
19794 (register_edge_assert_for): Likewise.
19795 (needs_overflow_infinity): Integer sub-types
19796 do not need overflow infinities.
19797 (vrp_val_is_max): The extreme values of integer sub-types
19798 are those of the base type.
19799 (vrp_val_is_min): Likewise.
19800 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19803 2008-03-28 Nick Clifton <nickc@redhat.com>
19806 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19807 Return GENERAL_REGS for stack adjustment reloads.
19809 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19812 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19813 const_vector when all the vectors are constant.
19815 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19817 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19819 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19820 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19822 (s<code>_sf): Use new scc_sf attribute for opcode names.
19824 2008-03-27 Tom Tromey <tromey@redhat.com>
19826 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19827 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19828 config/spu/t-spu-elf, config/i386/t-interix,
19829 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19830 config/i386/x-darwin, config/i386/x-mingw32,
19831 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19832 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19833 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19834 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19835 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19836 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19837 config/score/t-score-elf, config/arm/t-strongarm-pe,
19838 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19839 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19840 Revert automatic dependency patch.
19842 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19845 * config/i386/i386.c (ix86_function_arg_boundary): Align
19846 decimal floating point to its natural boundary.
19848 2008-03-27 Richard Guenther <rguenther@suse.de>
19850 PR middle-end/35716
19851 * fold-const.c (fold_comparison): Restrict distinct decl
19852 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19853 solely rely on operand_equal_p.
19855 2008-03-27 Richard Guenther <rguenther@suse.de>
19858 * c-common.c (handle_weak_attribute): Reject combination of
19861 2008-03-27 Richard Guenther <rguenther@suse.de>
19863 PR tree-optimization/32810
19864 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19865 conversions from DECL_INITIAL.
19866 (fold_const_aggregate_ref): Likewise from constructor elements.
19868 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19870 * tree-affine.h (aff_combination_expand): Declare.
19871 (get_inner_reference_aff): Likewise.
19872 * tree-affine.c (aff_combination_expand): Split out from
19873 tree_to_aff_combination_expand.
19874 (get_inner_reference_aff): New function.
19875 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19876 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19877 (struct lim_aux_data): sm_done field removed.
19878 (mem_ref_loc_p, mem_ref_locs_p): New types.
19879 (struct mem_ref): Added id, stored, accesses_in_loop,
19880 indep_loop, dep_loop, indep_ref, dep_ref fields.
19881 Removed is_stored, locs and next fields.
19882 (memory_accesses): New variable.
19883 (movement_possibility): Do not allow moving statements
19884 that store to memory.
19885 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19887 (determine_max_movement): For statements with memory references,
19888 find the outermost loop in that the reference is independent.
19889 (move_computations_stmt): Mark the virtual operands for renaming.
19890 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19891 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19892 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19893 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19894 create_vop_ref_mapping, analyze_memory_references,
19895 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19896 get_all_locs_in_loop, ref_always_accessed_p,
19897 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19898 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19899 store_motion_loop, store_motion): New functions.
19900 (struct vop_to_refs_elt): New type.
19901 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19902 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19903 (schedule_sm): Replaced by...
19904 (execute_sm): ... this.
19905 (determine_lsm_ref, hoist_memory_references,
19906 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19907 find_more_ref_vops, free_mem_ref, free_mem_refs,
19908 determine_lsm_loop, determine_lsm): Removed.
19909 (tree_ssa_lim_finalize): Free data structures used by store motion.
19910 (tree_ssa_lim): Call analyze_memory_references. Use
19911 store_motion instead of determine_lsm.
19913 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19915 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19916 rename tmake_file to m68hc11/t-m68hc11.
19917 (mcore): Set inhibit_libc to true.
19918 * config.host (alpha*-dec-*vms*): Set extra_programs.
19919 (interix3*): Don't use host_xmake_file.
19920 * configure.ac: Let config.gcc override inhibit_libc.
19921 * configure: Regenerate.
19923 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19924 * config/t-openbsd-thread: Remove commented out lines.
19926 * config/x-interix: Remove.
19928 * config/m68hc11/t-m68hc11-gas: Rename to...
19929 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19931 * config/mcore/t-mcore: Remove T_CFLAGS.
19932 * config/mcore/t-mcore-pe: Likewise.
19934 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19936 * configure.ac: Replace custom __GNU_SOURCE test with
19937 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19938 * aclocal.m4: Regenerate.
19939 * configure: Regenerate.
19940 * config.in: Regenerate.
19942 2008-03-27 Richard Guenther <rguenther@suse.de>
19944 * fold-const.c (target.h): Include.
19945 (fold_comparison): Fold comparison of addresses of decls
19946 that bind locally or of constants. Consolidate address folding code.
19947 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19948 results from fold_binary_to_constant.
19949 (compare_values_warnv): Likewise.
19951 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19953 PR middle-end/35429
19954 * fold-const.c (fold_truthop): Check for integeral types when folding
19955 a == 0 && b == 0 and a != 0 || b != 0 .
19957 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19959 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19961 2008-03-26 Andreas Schwab <schwab@suse.de>
19963 * doc/invoke.texi: Fix use of @item vs. @itemx.
19965 2008-03-26 Tom Tromey <tromey@redhat.com>
19967 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19968 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19969 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19970 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19971 build/genconstants.o, build/genemit.o, build/genextract.o,
19972 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19973 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19976 2008-03-26 Richard Guenther <rguenther@suse.de>
19979 2008-03-26 Richard Guenther <rguenther@suse.de>
19981 * fold-const.c (target.h): Include.
19982 (fold_comparison): Fold comparison of addresses of two decls
19983 that bind locally. Consolidate address folding code.
19985 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19987 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19988 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19989 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19990 dconstsqrt2, dconstthird, dconste and/or dconst10.
19991 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19992 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19993 dconstsqrt2, dconste): Delete.
19994 (init_emit_once): Likewise. Simplify initializing dconstm1.
19996 * real.c (get_real_const): New.
19997 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19998 dconstsqrt2, dconste): Delete.
19999 (real_value_const, get_real_const): New.
20001 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20003 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20005 * config/i386/i386.c (ix86_function_arg_boundary): Check
20006 BIGGEST_ALIGNMENT instead of 128.
20007 (setup_incoming_varargs_64): Likewise.
20009 2008-03-26 Tom Tromey <tromey@redhat.com>
20011 * Makefile.in (DEPFILES): Add missing '/'.
20013 2008-03-26 Richard Guenther <rguenther@suse.de>
20015 * fold-const.c (target.h): Include.
20016 (fold_comparison): Fold comparison of addresses of two decls
20017 that bind locally. Consolidate address folding code.
20019 2008-03-26 Nick Clifton <nickc@redhat.com>
20022 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20023 not allow INT+INT as a legitimate addressing mode.
20025 2008-03-26 Richard Guenther <rguenther@suse.de>
20027 * tree-flow.h (widen_bitfield): Remove declaration.
20028 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20029 (widen_bitfield): Remove function.
20030 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20033 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20036 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20039 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20041 PR rtl-optimization/35232
20042 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20043 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20044 reg_reloaded_call_part_clobbered here.
20045 (reload_regs_reach_end_p): New function.
20046 (reload_reg_rtx_for_input): New variable.
20047 (reload_reg_rtx_for_output): Likewise.
20048 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20049 when reassigning a pseudo register. Load reloadreg from
20050 reload_reg_rtx_for_input, moving the mode and register
20052 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20053 instead of the original when deciding whether an input reload
20054 would be a no-op or whether an output reload can be deleted.
20055 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20056 when setting up new_spill_reg_store. Load it from
20057 reload_reg_rtx_for_output, moving the mode and register
20059 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20060 instead of the original when deciding whether an output reload
20061 would be a no-op. Do the same when modifying insn notes.
20062 Use rtx_equal_p instead of == to compare the registers.
20063 (inherit_piecemeal_p): Take a mode and two register numbers
20065 (emit_reload_insns): Clear new_spill_reg_store for every hard
20066 register in the reload register. Remove spill registers
20067 from reg_reloaded_valid before considering whether to record
20068 inheritance information for them. Use reload_reg_rtx_for_output
20069 instead of reg_rtx when recording output reloads. Use
20070 reload_reg_rtx_for_input instead of reg_rtx when recording
20071 input reloads. Set or clear reg_reloaded_call_part_clobbered
20072 at the same time as setting reg_reloaded_valid.
20073 (delete_output_reload): Add a new_reload_reg parameter and use it
20074 instead of rld[j].reg_rtx.
20075 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20078 2008-03-25 Tom Tromey <tromey@redhat.com>
20080 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20081 (build/genattr.o): Likewise.
20082 (build/genattrtab.o): Likewise.
20083 (build/gencodes.o): Likewise.
20084 (build/genconfig.o): Likewise.
20085 (build/genconstants.o): Likewise.
20086 (build/genemit.o): Likewise.
20087 (build/genextract.o): Likewise.
20088 (build/genflags.o): Likewise.
20090 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20092 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20093 instead of size_int for integer types.
20094 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20095 to match type of MINUS_EXPR.
20097 2008-03-25 Tom Tromey <tromey@redhat.com>
20099 * configure: Rebuilt.
20100 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20103 2008-03-25 Tom Tromey <tromey@redhat.com>
20105 * config/x-solaris (host-solaris.o): Update.
20106 * config/x-linux (host-linux.o): Update.
20107 * config/x-hpux (host-hpux.o): Update.
20108 * config/x-darwin (host-darwin.o): Update.
20109 * config/v850/t-v850e (v850-c.o): Update.
20110 * config/v850/t-v850 (v850-c.o): Update.
20111 * config/t-vxworks (vxworks.o): Update.
20112 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20113 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20114 * config/spu/t-spu-elf (spu-c.o): Update.
20116 * config/sh/t-symbian (sh-c.o): Update.
20117 (symbian.o): Update.
20118 * config/sh/t-sh (sh-c.o): Update.
20119 * config/score/t-score-elf (score7.o, score3.o): Update.
20120 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20121 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20122 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20123 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20124 (rs6000.o): Remove.
20125 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20126 * config/m32c/t-m32c (m32c-pragma.o): Update.
20127 * config/ia64/t-ia64 (ia64-c.o): Update.
20128 * config/i386/x-mingw32 (host-mingw32.o): Update.
20129 * config/i386/x-i386 (driver-i386.o): Update.
20130 * config/i386/x-darwin (host-i386-darwin.o): Update.
20131 * config/i386/x-cygwin (host-cygwin.o): Update.
20132 * config/i386/t-nwld (nwld.o): Update.
20133 * config/i386/t-netware (netware.o): Update.
20134 * config/i386/t-interix (winnt.o): Update.
20135 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20136 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20137 msformat-c.o): Update.
20138 * config/bfin/t-bfin-linux (generated_files): Add
20139 linux-sysroot-suffix.h.
20140 * config/arm/t-wince-pe (pe.o): Update.
20141 * config/arm/t-strongarm-pe (pe.o): Update.
20142 * config/arm/t-pe (pe.o): Update.
20143 * config/arm/t-arm (arm-c.o): Update.
20144 * doc/install.texi (Prerequisites): Require make 3.80.
20145 * Makefile.in: Remove .o targets.
20146 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20147 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20148 (simple_generated_h, simple_generated_c): Move earlier.
20149 (generated_files): New variable.
20150 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20151 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20152 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20153 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20154 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20155 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20156 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20157 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20158 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20159 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20160 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20161 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20163 (COMPILE.base, COMPILE): New variables.
20164 (%.o): New pattern rule.
20165 (ALL_HOST_OBJS): New variable.
20166 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20167 (dummy-checksum.o, cc1-checksum.o): Remove.
20168 (DRIVER_SHLIB): New variable.
20169 (DRIVER_DEFINES): Use it.
20170 (gencondmd.c): Move out of build/.
20171 (s-conditions): Update.
20172 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20173 (ALL_BUILD_OBJS): Likewise.
20174 (build/%.o): Use BUILDCOMPILE.
20175 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20176 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20177 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20178 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20179 build/genconfig.o, build/genconstants.o, build/genemit.o,
20180 build/genextract.o, build/genflags.o, build/genmddeps.o,
20181 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20182 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20183 build/gen-protos.o, build/scan.o, build/fix-header.o,
20184 build/scan-decls.o): Simplify.
20185 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20186 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20187 prefix.o, toplev.o): Reduce to variable setting.
20188 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20189 ($(out_object_file), gcc-options.o): New targets.
20190 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20191 * configure: Rebuilt.
20192 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20193 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20195 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20197 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20198 complain when we hit an error, return ERROR_MARK_NODE.
20200 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20202 * config/sh/constraints.md (Pso, Psz): New constraints.
20203 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20204 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20206 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20208 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20209 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20211 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20213 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20214 (prefetch_sh2a): New.
20216 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20217 Naveen.H.S <naveen.hs@kpitcummins.com>
20219 * config/sh/constraints.md (I28): New constraint.
20220 * config/sh/sh.c (broken_move): Add support for movi20s.
20221 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20223 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20224 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20225 Naveen.H.S <naveen.hs@kpitcummins.com>
20227 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20228 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20229 (print_operand): Handle resbank in %@ operand code.
20230 (sh_encode_section_info): New.
20231 (push_regs): Add conditions for resbank.
20232 (sh_expand_epilogue): Likewise.
20233 (sh_insert_attributes): Likewise.
20234 (sh_attribute_table): Likewise.
20235 (sh_handle_resbank_handler_attribute): New.
20236 (sh2a_handle_function_vector_handler_attribute): New.
20237 (sh2a_is_function_vector_call): New.
20238 (sh2a_get_function_vector_number): New.
20239 (sh2a_function_vector_p): New.
20240 (sh_cfun_resbank_handler_p): New.
20241 * config/sh/sh.md (calli): Emit jsr/n if possible.
20242 (calli_tbr_rel): New.
20243 (calli_pcrel): Emit jsr/n if possible.
20244 (return_i): Emit rts/n if possible.
20245 (call_valuei_tbr_rel): New.
20246 (call_valuei_pcrel): Add condition for SH2A target.
20247 (call_value): Likewise.
20248 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20249 (sh2a_get_function_vector_number): Likewise.
20250 (sh2a_is_function_vector_call): Likewise.
20251 * doc/extend.texi: Document TBR relative addressing of SH2A.
20252 (resbank): Add description for SH2A.
20254 2008-03-24 Richard Guenther <rguenther@suse.de>
20257 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20258 pointer assignments change conversions according to middle-end rules.
20259 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20260 * configure.ac: Include type checking in yes.
20261 * configure: Regenerate.
20263 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20265 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20266 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20268 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20270 * gthr-vxworks.h (UNUSED): Define.
20272 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20274 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20276 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20278 * doc/extend.texi (Function Attributes): Add missing comma in the
20279 example of the "alloc_size" attribute.
20281 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20284 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20286 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20289 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20292 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20293 of the underlying type of a MS bitfield layout to the natural
20294 alignment of the type.
20296 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20298 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20299 to their natural alignment to avoid store forwarding stalls.
20301 2008-03-22 Richard Guenther <rguenther@suse.de>
20303 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20304 For PHI nodes verify the address is invariant.
20305 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20306 (get_symbol_constant_value): Use is_gimple_min_invariant.
20307 (maybe_fold_stmt_indirect): Likewise.
20309 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20311 PR rtl-optimization/33927
20312 * Makefile.in (dse.o): Depend on $(TM_P_H).
20313 * expr.h (extract_low_bits): Declare.
20314 * expmed.c (extract_low_bits): New function.
20315 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20316 * dse.c: Include tm_p.h.
20317 (find_shift_sequence): Remove the read_reg argument and return the
20318 read value. Emit the instructions instead of returning them.
20319 Iterate on new_mode rather than calculating it each time.
20320 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20321 source to NEW_MODE and extract_low_bits to convert the shifted
20322 value to READ_MODE.
20323 (replace_read): Allow the load and store to have different mode
20324 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20325 or extraction instructions before trying the replacement. Update
20326 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20328 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20330 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20331 to their natural alignment to avoid store forwarding stalls.
20333 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20336 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20337 encouraging but not allowing gprs for input;
20338 change the input constraint to !f#r.
20339 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20341 change the output constraint to !f#r.
20343 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20346 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20347 corresponding post-reload splitters.
20348 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20349 when x87 FP math is selected.
20350 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20351 New function prototype.
20352 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20353 unreachable function to ease macroization of insn patterns.
20355 2008-03-21 Martin Jambor <mjambor@suse.cz>
20357 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20358 reference dumps if ddr is NULL or dependence is unknown.
20360 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20362 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20363 unsigned extension into account.
20364 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20365 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20366 Do computations on a scratch register.
20368 2008-03-21 Richard Guenther <rguenther@suse.de>
20370 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20371 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20372 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20373 * tree-ssa-dom.c (record_equality): Likewise.
20374 * tree-inline.c (copy_body_r): Likewise.
20375 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20378 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20380 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20381 as 'delete_unused' argument.
20383 2008-03-20 Richard Guenther <rguenther@suse.de>
20385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20386 special casing of constant qualifiers.
20387 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20388 care about them in general.
20389 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20390 regardless of their type.
20391 (fold_stmt_r): Forcefully fold *& if we end up with that.
20393 2008-03-20 Paul Brook <paul@codesourcery.com>
20395 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20396 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20398 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20400 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20401 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20403 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20405 * common.opt (Wmudflap): New option.
20406 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20407 (mx_register_decls): Likewise.
20408 (mudflap_finish_file): Likewise.
20409 * doc/invoke.texi: Document -Wno-mudflap.
20411 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20413 * c-format.c (replace_format_name_to_system_name): New.
20414 (cmp_attribs): New.
20415 (convert_format_name_to_system_name): New.
20416 (decode_format_attr): Add use of convert_format_name_to_system_name.
20417 (format_types_orig): Add gnu_ prefix to names.
20418 (check_format_info_main): Special treating of \0 escaped names for
20419 supporting multi-character format specifiers as I32, I64.
20420 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20421 (gnu_target_overrides_format_attributes): New.
20422 * c-format.h: Add structure target_ovr_attr to hold
20423 system specific formatter names.
20424 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20425 msformat-c.o file to c_target_objs and cxx_target_objs.
20426 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20427 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20428 (TARGET_N_FORMAT_TYPES): New.
20429 * config/i386/msformat-c.c: New.
20430 * config/i386/t-cygming: Add build rule for msformat-c.o.
20431 * doc/extend.texi: Add new format names gnu_* and ms_* and
20433 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20435 2008-03-20 Ira Rosen <irar@il.ibm.com>
20437 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20438 optimizations turned on under -O3.
20439 (ftree-vectorize): Add that the flag is turned on with -O3.
20441 2008-03-20 Ben Elliston <bje@au.ibm.com>
20443 * regmove.c (try_auto_increment): Fix spelling error in comment.
20444 * final.c (final_scan_insn): Likewise.
20446 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20449 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20450 allocator preferences for "y" and "r" class registers.
20451 ("*mov<mode>_internal"): Ditto.
20452 ("*movv2sf_internal_rex64"): Ditto.
20453 ("*movv2sf_internal"): Ditto.
20455 2008-03-19 Michael Matz <matz@suse.de>
20457 PR middle-end/35616
20458 * calls.c (expand_call): Check overlap of arguments with call
20459 address for sibcalls.
20461 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20464 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20465 of the underlying type of a MS bitfield layout to the natural
20466 alignment of the type.
20468 2008-03-19 Jan Hubicka <jh@suse.cz>
20471 * toplev.c (decode_d_option): Handle all CPP flags.
20472 * tree-vrp.c: Update tree_pass descriptors.
20473 * regrename.c: Update tree_pass descriptors.
20474 * fwprop.c: Update tree_pass descriptors.
20475 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20476 * tree-into-ssa.c: Update tree_pass descriptors.
20477 * tree-dump.c: Update tree_pass descriptors.
20478 * tree-complex.c: Update tree_pass descriptors.
20479 * tree-dump.h: Update tree_pass descriptors.
20480 * see.c: Update tree_pass descriptors.
20481 * cgraphbuild.c: Update tree_pass descriptors.
20482 * tracer.c: Update tree_pass descriptors.
20483 * tree-loop-distribution.c: Update tree_pass descriptors.
20484 * cgraph.c: Update tree_pass descriptors.
20485 * postreload-gcse.c: Update tree_pass descriptors.
20486 * postreload.c: Update tree_pass descriptors.
20487 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20488 * tree-tailcall.c: Update tree_pass descriptors.
20489 * tree-pass.h (tree_opt_pass): Rename to ...
20490 (opt_pass) ... this one; add "type" field and remove letter field.
20491 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20492 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20493 all_lowering_passes): Update declaration.
20494 * ipa-cp.c: Update tree_pass descriptors.
20495 * final.c: Update tree_pass descriptors.
20496 * omp-low.c: Update tree_pass descriptors.
20497 * tree-ssa-dse.c: Update tree_pass descriptors.
20498 * ipa-reference.c: Update tree_pass descriptors.
20499 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20500 * auto-inc-dec.c: Update tree_pass descriptors.
20501 * reorg.c: Update tree_pass descriptors.
20502 * cgraphunit.c: Update tree_pass descriptors.
20503 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20504 * tree-ssa-ccp.c: Update tree_pass descriptors.
20505 * df-core.c: Update tree_pass descriptors.
20506 * mode-switching.c: Update tree_pass descriptors.
20507 * tree-nomudflap.c: Update tree_pass descriptors.
20508 * modulo-sched.c: Update tree_pass descriptors.
20509 * ipa-pure-const.c: Update tree_pass descriptors.
20510 * cse.c: Update tree_pass descriptors.
20511 * web.c: Update tree_pass descriptors.
20512 * tree-stdarg.c: Update tree_pass descriptors.
20513 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20514 * tree-ssa-dom.c: Update tree_pass descriptors.
20515 * tree-nrv.c: Update tree_pass descriptors.
20516 * tree-ssa-alias.c: Update tree_pass descriptors.
20517 * loop-init.c: Update tree_pass descriptors.
20518 * gimple-low.c: Update tree_pass descriptors.
20519 * ipa-inline.c: Update tree_pass descriptors.
20520 * tree-ssa-sink.c: Update tree_pass descriptors.
20521 * global.c: Update tree_pass descriptors.
20522 * ifcvt.c: Update tree_pass descriptors.
20523 * jump.c: Update tree_pass descriptors.
20524 * predict.c: Update tree_pass descriptors.
20525 * tree-ssa-loop.c: Update tree_pass descriptors.
20526 * recog.c: Update tree_pass descriptors.
20527 * dse.c: Update tree_pass descriptors.
20528 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20529 * tree-eh.c: Update tree_pass descriptors.
20530 * regmove.c: Update tree_pass descriptors.
20532 * function.c: Update tree_pass descriptors.
20533 * tree-vectorizer.c: Update tree_pass descriptors.
20534 * gcse.c: Update tree_pass descriptors.
20535 * ipa-type-escape.c: Update tree_pass descriptors.
20536 * tree-if-conv.c: Update tree_pass descriptors.
20537 * init-regs.c: Update tree_pass descriptors.
20538 * ipa.c: Update tree_pass descriptors.
20539 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20540 * rtl-factoring.c: Update tree_pass descriptors.
20541 * lower-subreg.c: Update tree_pass descriptors.
20542 * bt-load.c: Update tree_pass descriptors.
20543 * tree-dfa.c: Update tree_pass descriptors.
20544 * except.c: Update tree_pass descriptors.
20545 * emit-rtl.c: Update tree_pass descriptors.
20546 * cfgexpand.c: Update tree_pass descriptors.
20547 * tree-cfgcleanup.c: Update tree_pass descriptors.
20548 * cfgcleanup.c: Update tree_pass descriptors.
20549 * tree-ssa-pre.c: Update tree_pass descriptors.
20550 * tree-sra.c: Update tree_pass descriptors.
20551 * tree-mudflap.c: Update tree_pass descriptors.
20552 * tree-ssa-copy.c: Update tree_pass descriptors.
20553 * cfglayout.c: Update tree_pass descriptors.
20554 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20555 * tree-ssa-dce.c: Update tree_pass descriptors.
20556 * tree-ssa.c: Update tree_pass descriptors.
20557 * regclass.c: Update tree_pass descriptors.
20558 * integrate.c: Update tree_pass descriptors.
20559 * tree-optimize.c: Update tree_pass descriptors.
20560 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20561 * tree-object-size.c: Update tree_pass descriptors.
20562 * combine.c: Update tree_pass descriptors.
20563 * tree-outof-ssa.c: Update tree_pass descriptors.
20564 * bb-reorder.c: Update tree_pass descriptors.
20565 * stack-ptr-mod.c: Update tree_pass descriptors.
20566 * var-tracking.c: Update tree_pass descriptors.
20567 * tree-profile.c: Update tree_pass descriptors.
20568 * tree-vect-generic.c: Update tree_pass descriptors.
20569 * reg-stack.c: Update tree_pass descriptors.
20570 * sched-rgn.c: Update tree_pass descriptors.
20571 * tree-ssa-structalias.c: Update tree_pass descriptors.
20572 * tree-cfg.c: Update tree_pass descriptors.
20573 * passes.c (current_pass): Update declaration.
20574 (finish_optimization_passes): Update.
20575 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20576 (register_one_dump_file, register_dump_files_1, next_pass_1):
20578 (init_optimization_passes): Update handling of new types.
20579 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20580 * ipa-struct-reorg.c: Update tree_pass descriptors.
20581 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20582 * combine-stack-adj.c: Update tree_pass descriptors.
20583 * cfgrtl.c: Update tree_pass descriptors.
20584 * dce.c: Update tree_pass descriptors.
20585 * tree-ssanames.c: Update tree_pass descriptors.
20587 2008-03-19 Richard Guenther <rguenther@suse.de>
20589 PR middle-end/35609
20590 * tree-ssa.c (walk_data): New structure.
20591 (warn_uninitialized_var): If not always_executed warn with "maybe"
20593 (execute_early_warn_uninitialized): Compute post-dominators.
20594 Initialize always_executed before processing each basic block.
20596 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20599 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20600 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20602 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20604 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20606 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20608 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20610 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20611 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20612 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20613 target after ignore has been set, and move there also the commputation
20614 of subtarget and original_target.
20615 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20616 (LANG_HOOKS_INITIALIZER): Remove it.
20617 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20619 2008-03-18 Richard Guenther <rguenther@suse.de>
20621 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20622 found an expression with constants, note that in the VN for the lhs.
20623 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20624 fold them to constants if possible. Run cleanup_cfg if done so.
20625 (execute_pre): Return todo.
20626 (do_pre): Likewise.
20627 (execute_fre): Likewise.
20628 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20630 (get_prop_source_stmt): Look through pointer conversions.
20632 2008-03-18 Jan Hubicka <jh@suse.cz>
20634 * tree-pretty-print.c: Include predict.h.
20635 (dump_generic_node): Dump predictor.
20636 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20637 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20638 * gimple-low.c (lower_stmt): Likewise.
20639 * expr.c (expand_expr_real): Likewise.
20640 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20642 (build_predict_expr, build_predict_expr): New.
20643 * predict.h (predictor_name, build_predict_expr): Update.
20644 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20645 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20646 * predict.def (PRED_CONTINUE): Update hitrate.
20647 * tree.def (PREDICT_EXPR): Define.
20648 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20649 do not handle BIND_EXPR.
20650 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20651 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20652 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20655 2008-03-18 Michael Matz <matz@suse.de>
20657 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20659 2008-03-18 Richard Guenther <rguenther@suse.de>
20661 * tree-gimple.h (is_gimple_invariant_address): Declare.
20662 (is_gimple_constant): Likewise.
20663 * tree-gimple.c (is_gimple_constant): New function.
20664 (is_gimple_invariant_address): Likewise.
20665 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20666 and is_gimple_invariant_address.
20667 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20669 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20670 an addressable base.
20672 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20674 PR middle-end/35611
20675 * gimplify.c (gimplify_expr): Gimplify second operand of
20678 2008-03-17 Richard Guenther <rguenther@suse.de>
20680 PR tree-optimization/19637
20681 * fold-const.c (fold_unary): Remove restrictions of removing
20682 intermediate pointer-conversions (P2)(P1)P0.
20683 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20684 conversion to void pointer.
20685 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20687 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20690 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20691 emulated thread local variables.
20693 2008-03-16 Richard Guenther <rguenther@suse.de>
20695 PR middle-end/35607
20696 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20697 expand TREE_INVARIANT operations that are not gimple invariant.
20699 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20701 * doc/extend.texi (Alignment): Say that the ABI controls
20702 the __alignof__ for non-strict-alignment targets rather
20703 than being a recommendation.
20705 2008-03-15 Paul Brook <paul@codesourcery.com>
20707 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20709 (arm_output_fn_unwind): Mark functions that can not be unwound.
20711 2008-03-15 Paul Brook <paul@codesourcery.com>
20713 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20714 extension instructions.
20716 2008-03-15 Richard Guenther <rguenther@suse.de>
20718 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20719 and fold constant aggregate refs.
20720 (fold_const_aggregate_ref): Handle string constants
20721 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20722 (evaluate_stmt): Simplify now that ccp_fold folds constant
20725 2008-03-15 Paul Brook <paul@codesourcery.com>
20727 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20728 (extzv): Use gen_extzv_t2.
20729 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20731 2008-03-15 Richard Guenther <rguenther@suse.de>
20733 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20734 (fold_const_aggregate_ref): Likewise.
20735 (get_value): Return NULL if we don't have any values.
20736 (ccp_finalize): Set const_val to NULL after freeing it.
20737 * tree-flow.h (get_symbol_constant_value): Declare.
20738 (fold_const_aggregate_ref): Likewise.
20739 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20741 2008-03-15 Richard Guenther <rguenther@suse.de>
20743 PR middle-end/35593
20744 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20745 to not produce negative array indices if not allowed. Add
20746 parameter to indicate that.
20747 (maybe_fold_offset_to_component_ref): Allow negative array
20748 indices only for the first member of a structure.
20749 (maybe_fold_offset_to_reference): Allow negative array indices.
20750 (maybe_fold_stmt_addition): Likewise.
20752 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20753 Anatoly Sokolov <aesok@post.ru>
20755 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20756 (avr_arch): Add ARCH_AVR6.
20757 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20758 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20759 instead of fixed value 2.
20760 (print_operand_address): Use gs() asm specifier instead of pm().
20761 (avr_assemble_integer): (Ditto.).
20762 (avr_output_addr_vec_elt): (Ditto.).
20763 (print_operand): Handle "!" code.
20764 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20765 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20766 (AVR_HAVE_EIJMP_EICALL): Define.
20767 (AVR_3_BYTE_PC): Redefine.
20768 (AVR_2_BYTE_PC): (Ditto.).
20769 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20770 (LINK_SPEC): Add atmega2560 and atmega2561.
20771 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20773 * config/avr/avr.md (call_insn): Use eicall instead of icall
20774 for 3 byte PC devices.
20775 (call_value_insn): (Ditto.).
20776 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20777 (indirect_jump): Use only for for 2 byte PC devices.
20778 (*tablejump): (Ditto.).
20779 (*indirect_jump_avr6): Add insn.
20780 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20781 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20782 instead of ijmp for 3 byte PC devices.
20783 (__tablejump2__): (Ditto.).
20784 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20785 (MULITLIB_DIRNAMES): (Ditto.).
20786 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20788 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20790 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20791 "sse2_umulsidi3". Use V1DI mode for operand 0.
20792 ("mmx_psadbw"): Use V1DI mode for operand 0.
20793 * config/i386/i386-modes.def (V1SI): New vector mode.
20794 * config/i386/i386.c (struct builtin_description)
20795 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20796 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20797 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20798 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20799 v1di_ftype_v8qi_v8qi type.
20800 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20802 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20803 __builtin_ia32_pmuludq]: Fix the mode of return value.
20805 2008-03-15 Richard Guenther <rguenther@suse.de>
20807 PR middle-end/35595
20808 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20811 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20813 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20814 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20815 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20816 unless TARGET_SERIALIZE_VOLATILE is enabled.
20817 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20818 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20819 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20821 2008-03-14 Richard Guenther <rguenther@suse.de>
20823 PR tree-optimization/34172
20824 * tree-flow.h (refs_may_alias_p): Declare.
20825 (get_single_def_stmt): Likewise.
20826 (get_single_def_stmt_from_phi): Likewise.
20827 (get_single_def_stmt_with_phi): Likewise.
20828 * tree-dfa.c (refs_may_alias_p): New function.
20829 (get_single_def_stmt): Likewise.
20830 (get_single_def_stmt_from_phi): Likewise.
20831 (get_single_def_stmt_with_phi): Likewise.
20832 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20833 (vn_reference_lookup_1): New helper function.
20834 (vn_reference_lookup): Walk the virtual use-def chain to
20835 continue searching for a match if the def does not alias the
20836 reference we are looking for.
20838 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20840 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20841 archive and Perzl. Update The Written Word listing.
20843 2008-03-14 Richard Guenther <rguenther@suse.de>
20845 PR tree-optimization/34043
20846 PR tree-optimization/33989
20847 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20849 (bitmap_find_leader): Use extra argument to verify dominance
20850 relationship inside a basic-block.
20851 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20852 (find_leader_in_sets): Adjust.
20853 (create_component_ref_by_pieces): Take extra argument for
20854 dominance check, handle lookup failures.
20855 (find_or_generate_expression): Likewise.
20856 (create_expression_by_pieces): Likewise.
20857 (insert_into_preds_of_block): Adjust.
20858 (create_value_expr_from): If asked for, verify all operands
20859 are in the blocks AVAIL_OUT set.
20860 (make_values_for_stmt): Check for SSA_NAMEs that are life
20861 over an abnormal edge.
20862 (compute_avail): Remove such check.
20863 (do_SCCVN_insertion): New function.
20864 (eliminate): If we do not find a leader suitable for replacement
20865 insert a replacement expression from SCCVN if available.
20866 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20867 (struct vn_ssa_aux): Add needs_insertion flag.
20868 * tree-ssa-sccvn.c (may_insert): New global flag.
20869 (copy_reference_ops_from_ref): Value-number union member access
20870 based on its size, not type and member if insertion is allowed.
20871 (visit_reference_op_load): For a weak match from union type
20872 punning lookup a view-converted value and insert a SSA_NAME
20873 for that value if that is not found.
20874 (visit_use): Make dumps shorter. Do not disallow value numbering
20875 SSA_NAMEs that are life over an abnormal edge to constants.
20876 (free_scc_vn): Release inserted SSA_NAMEs.
20877 (run_scc_vn): New flag to specify whether insertion is allowed.
20878 Process SSA_NAMEs in forward order.
20879 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20880 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20881 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20882 pointer type to/from integral types that do not change the
20883 precision to regular conversions.
20885 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20887 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20888 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20889 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20890 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20891 input arguments and the mode of return value. Built-in functions
20892 that operate on whole 64-bit MMX register now use V1DI mode.
20894 2008-03-13 Alon Dayan <alond@il.ibm.com>
20895 Olga Golovanevsky <olga@il.ibm.com>
20897 PR tree-optimization/35041
20898 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20899 to locate the right position in a statement.
20901 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20905 * config/i386/xmmintrin.h: Change all static inline functions to
20906 extern inline and add __gnu_inline__ attribute.
20907 * config/i386/bmintrin.h: Ditto.
20908 * config/i386/smmintrin.h: Ditto.
20909 * config/i386/tmmintrin.h: Ditto.
20910 * config/i386/mmintrin-common.h: Ditto.
20911 * config/i386/ammintrin.h: Ditto.
20912 * config/i386/emmintrin.h: Ditto.
20913 * config/i386/pmmintrin.h: Ditto.
20914 * config/i386/mmintrin.h: Ditto.
20915 * config/i386/mm3dnow.h: Ditto.
20917 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20919 PR middle-end/35185
20920 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20921 (lower_omp_2): New function.
20922 (lower_omp_1, lower_omp): Rewritten.
20924 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20927 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20928 with the phrase "Microsoft Windows compilers".
20929 (Push/Pop Macro Pragmas): New subsection. Document
20930 #pragma push_macro and pragma pop_macro.
20932 2008-03-12 Paul Brook <paul@codesourcery.com>
20934 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20936 2008-03-12 Paul Brook <paul@codesourcery.com>
20938 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20939 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20940 (thumb2_addsi_shortim): Rename ...
20941 (thumb2_addsi_short): ... to this. Allow register operands.
20942 (thumb2_subsi_short): New pattern.
20943 (thumb2_one_cmplsi2_short,
20944 thumb2_negsi2_short): New patterns and peepholes.
20946 2008-03-12 Paul Brook <paul@codesourcery.com>
20948 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20950 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20952 * config/i386/i386.md (int_cond): New code iterator.
20954 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20955 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20956 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20957 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20958 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20959 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20960 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20961 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20963 2008-03-12 Paul Brook <paul@codesourcery.com>
20965 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20966 instead of {arm,thumb}_compute_save_reg_mask.
20967 (output_return_instruction): Ditto.
20968 (thumb_unexpanded_epilogue): Ditto.
20969 (thumb1_expand_prologue): Ditto.
20970 (thumb1_output_function_prologue): Ditto.
20971 (arm_set_return_address): Ditto.
20972 (thumb_set_return_address): Ditto.
20973 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20974 regs to achieve stack alignment.
20975 (thumb1_compute_save_reg_mask): Fix compiler warning.
20976 (arm_output_epilogue): Use offsets->saved_regs_mask.
20977 Adjust stack pointer by poping call clobered registers.
20978 (arm_expand_prologue): Use offsets->saved_regs_mask.
20979 Adjust stack pointer by pushing extra registers.
20980 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20982 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20985 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20986 conversion to the operands of a multiplication.
20988 2008-03-12 Richard Guenther <rguenther@suse.de>
20990 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20991 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20992 * timevar.def (TV_TREE_PHIPROP): Add.
20993 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20994 pass description. Use TV_TREE_PHIPROP.
20995 * tree-ssa-forwprop.c: Remove phiprop code.
20997 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20999 PR middle-end/35549
21000 * omp-low.c (maybe_lookup_decl): Constify first argument.
21001 (use_pointer_for_field): Change last argument from bool to
21002 omp_context *. Disallow shared copy-in/out in nested
21003 parallel if decl is shared in outer parallel too.
21004 (build_outer_var_ref, scan_sharing_clauses,
21005 lower_rec_input_clauses, lower_copyprivate_clauses,
21006 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21008 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21009 Ira Rosen <irar@il.ibm.com>
21011 * tree-vectorizer.c (free_stmt_vec_info): New function.
21012 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21013 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21014 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21015 * tree-vect-transform.c (vectorizable_conversion): Free
21016 vec_oprnds0 if it was allocated.
21017 (vect_permute_store_chain): Remove unused VECs.
21018 (vectorizable_store): Free VECs that are allocated in the..
21020 (vect_transform_strided_load, vectorizable_load): Likewise.
21021 (vect_remove_stores): Simplify the code.
21022 (vect_transform_loop): Move code to vect_remove_stores().
21023 Call vect_remove_stores() and free_stmt_vec_info().
21025 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21027 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21028 TARGET_HPUX. Revise comment.
21029 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21030 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21031 Use sr4 variant of `be' instruction when not generating PIC code.
21032 (attr_length_call): Adjust for above change.
21034 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21036 * ipa-reference.c (static_execute): Remove module_statics_const and
21037 associated setting code.
21039 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21042 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21043 predicate for operand 1.
21044 (paritysi2_cmp): Use register_operand predicate for operand 2.
21045 Use earlyclobber modifier for operand 1. Remove support for
21047 (paritydi2_cmp): Use register_operand predicate for operand 3.
21048 Use earlyclobber modifier for operand 1. Remove support for
21051 2008-03-11 Paul Brook <paul@codesourcery.com>
21052 Vladimir Prus <vladimir@codesourcery.com>
21054 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21055 (arm_compute_save_reg0_reg12_mask): Always
21056 check if register 11 must be saved. Always safe hard frame pointer
21057 when frame_pointer_needeed.
21058 (arm_compute_save_reg_mask): Save IP and PC
21059 only with apcs frames.
21060 (arm_output_epilogue): Adjust Thumb2 codepath to
21061 be also invoked and work for ARM non-apcs frames.
21062 (arm_expand_prologue): Don't bother saving IP
21063 for non-apcs frame, since it's not clobbered by
21064 prologue code. Implement non-apcs frame
21067 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21069 PR rtl-optimization/35281
21070 * expr.c (convert_move): Use a new pseudo for the intermediate
21071 from_mode->word_mode result.
21073 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21075 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21076 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21077 * toplev.c (compile_file): Don't call it.
21079 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21081 PR middle-end/35526
21082 * expr.c (store_expr): Call emit_block_move if the mode
21083 of "temp" RTX is BLKmode.
21085 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21086 Richard Guenther <rguenther@suse.de>
21088 PR tree-optimization/31358
21089 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21090 the step with a NULL_TREE.
21091 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21092 to sizetype if type is a pointer type.
21093 (add_candidate_1): Don't convert the base and step to
21094 the generic type if the orginal type is a pointer type.
21095 (add_iv_value_candidates): Use sizetype for the step
21096 if type is a pointer type.
21097 (cand_value_at): Likewise.
21098 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21100 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21101 Don't convert the tem affine to the type.
21102 (add_elt_to_tree): Use sizetype for the step if a pointer.
21103 Use POINTER_PLUS_EXPR for pointers.
21104 (aff_combination_to_tree): Use sizetype for the step if a
21107 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21109 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21110 Remove commutativity hint.
21112 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21116 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21117 errorneous type. Check that v is a VAR_DECL.
21119 PR middle-end/35099
21120 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21122 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21124 PR tree-optimization/35494
21125 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21126 may be overriden at link and run time.
21128 2008-03-10 Richard Guenther <rguenther@suse.de>
21130 PR tree-optimization/34677
21131 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21132 (poolify_tree): Likewise.
21133 (modify_expr_template): Likewise.
21134 (poolify_modify_stmt): Likewise.
21135 (insert_fake_stores): Handle all component-ref style stores
21136 in addition to INDIRECT_REF. Also handle complex types.
21137 Do not poolify the inserted load.
21138 (realify_fake_stores): Do not rebuild the tree but only
21139 make it a SSA_NAME copy.
21140 (init_pre): Remove initialzation of modify_expr_template.
21141 Do not allocate modify_expr_node_pool.
21142 (fini_pre): Do not free modify_expr_node_pool.
21144 2008-03-10 Paul Brook <paul@codesourcery.com>
21146 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21147 to avoid conflicts.
21149 2008-03-10 Paul Brook <paul@codesourcery.com>
21150 Mark Shinwell <shinwell@codesourcery.com>
21152 * config/arm/cortex-r4.md: New.
21153 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21155 * config/arm/arm.md: Include cortex-r4.md.
21156 (insn): Add smmls, sdiv and udiv values.
21157 (generic_sched): Don't use generic scheduling for Cortex-R4.
21158 (arm_issue_rate): New function.
21159 (TARGET_SCHED_ISSUE_RATE): Define.
21161 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21163 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21165 2008-03-10 Richard Guenther <rguenther@suse.de>
21167 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21168 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21170 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21172 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21173 Set default to true.
21175 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21177 * c.opt (Wsynth): Deprecate.
21178 * doc/invoke.texi (Option Summary, Warning Options): Document
21179 -Wno-format-contains-nul.
21181 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21184 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21185 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21187 2008-03-09 Ira Rosen <irar@il.ibm.com>
21189 * config/rs6000/rs6000.c (builtin_description): Rename vector
21190 left shift operations.
21191 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21192 (altivec_vsl<VI_char>): Rename to ...
21193 (ashl<mode>3): ... new name.
21194 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21196 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21198 2008-03-08 Richard Guenther <rguenther@suse.de>
21200 * coverage.h (tree_coverage_counter_addr): Declare.
21201 * coverage.c (tree_coverage_counter_addr): New function.
21202 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21203 before using again.
21204 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21205 (tree_gen_one_value_profiler): Likewise.
21206 (tree_gen_ic_profiler): Likewise.
21207 (tree_gen_average_profiler): Likewise.
21208 (tree_gen_ior_profiler): Likewise.
21210 2008-03-08 Richard Guenther <rguenther@suse.de>
21212 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21213 (vn_binary_op_insert): Likewise.
21214 (vn_unary_op_lookup): Likewise.
21215 (vn_unary_op_insert): Likewise.
21216 (vn_nary_op_lookup): Declare.
21217 (vn_nary_op_insert): Likewise.
21218 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21219 and binary hashes, use a single obstack for unary_op_pool
21220 and binary_op_pool.
21221 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21222 a single struct vn_nary_op_s. Store tree code length and
21223 a variable number of operands.
21224 (struct vn_reference_op_struct): Remove unused op2.
21225 (vn_reference_op_eq): Do not compare op2.
21226 (vn_reference_op_compute_hash): Do not compute hash of op2.
21227 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21228 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21229 with vn_nary_op_compute_hash.
21230 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21231 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21233 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21235 (visit_unary_op): Call nary functions.
21236 (visit_binary_op): Likewise.
21237 (process_scc): Adjust for struct vn_tables_s changes.
21238 (allocate_vn_table): Likewise.
21239 (free_vn_table): Likewise.
21240 * tree-vn.c (vn_add): Call nary functions.
21241 (vn_lookup): Likewise.
21243 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21246 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21247 wdst back after sync_compare_and_swapqhi_internal.
21249 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21252 * config/i386/i386-modes.def (V1DI): New vector mode.
21253 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21254 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21255 (MMXMODE248): Ditto.
21256 (MMXMODE): Add V1DI mode.
21257 (mmxvecsize): Change DI mode to V1DI mode.
21258 ("mov<mode>): Use MMXMODEI8 mode iterator.
21259 ("*mov<mode>_internal_rex64"): Ditto.
21260 ("*mov<mode>_internal"): Ditto.
21261 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21262 ("mmx_sub<mode>3"): Ditto.
21263 ("mmx_adddi3"): Remove insn pattern.
21264 ("mmx_subdi3"): Ditto.
21265 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21266 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21267 ("mmx_ashl<mode>3"): Ditto.
21268 ("mmx_lshrdi3"): Remove insn pattern.
21269 ("mmx_ashldi3"): Ditto.
21270 * config/i386/i386.c (classify_argument): Handle V1DImode.
21271 (function_arg_advance_32): Ditto.
21272 (function_arg_32): Ditto.
21273 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21274 mmx_addv1di3 insn pattern.
21275 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21276 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21277 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21278 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21279 Remove definitions of built-in functions.
21280 (V1DI_type_node): New node.
21281 (v1di_ftype_v1di_int): Ditto.
21282 (v1di_ftype_v1di_v1di): Ditto.
21283 (v2si_ftype_v2si_si): Ditto.
21284 (v4hi_ftype_v4hi_di): Remove node.
21285 (v2si_ftype_v2si_di): Ditto.
21286 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21287 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21288 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21289 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21290 Add new builtins using def_builtin_const.
21291 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21292 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21293 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21294 * config/i386/mmintrin.h (__v1di): New typedef.
21295 (_mm_add_si64): Cast arguments to __v1di type.
21296 (_mm_sub_si64): Ditto.
21297 (_mm_sll_pi16): Cast __count to __v4hi type.
21298 (_mm_sll_pi32): Cast __count to __v2si type.
21299 (_mm_sll_si64): Cast arguments to __v1di type.
21300 (_mm_srl_pi16): Cast __count to __v4hi type.
21301 (_mm_srl_pi32): Cast __count to __v2si type.
21302 (_mm_srl_si64): Cast arguments to __v1di type.
21303 (_mm_sra_pi16): Cast __count to __v4hi type.
21304 (_mm_sra_pi32): Cast __count to __v2si type.
21305 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21306 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21307 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21308 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21309 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21310 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21311 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21312 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21313 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21314 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21315 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21316 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21318 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21320 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21322 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21325 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21326 reg+const addressing for Altivec modes. Don't generate reg+reg
21327 addressing for TFmode or TDmode quantities.
21329 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21331 * c-common.c (vector_types_convertible_p): Call langhook
21332 instead of comptypes.
21334 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21337 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21338 integral and scalar float variables which have a
21341 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21343 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21344 dwarf_register_span hook when emitting unwind information for
21345 register-to-memory saves.
21346 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21347 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21349 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21351 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21352 for the same VAR_DECL.
21354 2008-03-06 Tom Tromey <tromey@redhat.com>
21356 * treelang: Delete.
21357 * doc/standards.texi (Standards): Don't mention treelang.
21358 * doc/invoke.texi (Overall Options): Don't mention treelang.
21359 * doc/install.texi (Prerequisites): Don't mention bison or
21361 (Configuration): Don't mention treelang.
21362 (Building): Likewise.
21363 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21365 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21367 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21368 word-extractions out of a multi-word object.
21370 2008-03-06 Richard Guenther <rguenther@suse.de>
21372 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21373 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21374 result type and precision.
21375 * expr.c (get_inner_reference): Set unsignedp based on the result
21376 type of BIT_FIELD_REF.
21377 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21378 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21379 (try_instantiate_multiple_fields): Likewise. Use the correct type
21381 (sra_build_assignment): Likewise.
21382 (sra_build_elt_assignment): Likewise.
21383 (sra_explode_bitfield_assignment): Likewise.
21384 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21385 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21386 set BIT_FIELD_REF_UNSIGNED.
21387 (vectorizable_load): Likewise.
21389 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21391 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21394 2008-03-06 Richard Guenther <rguenther@suse.de>
21396 * alias.c (struct alias_set_entry): Move has_zero_child field
21397 to pack with alias_set.
21399 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21401 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21404 2008-03-05 Ian Lance Taylor <iant@google.com>
21406 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21408 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21410 * fwprop.c (update_df): Support width and offset parameters of
21412 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21413 global_conflicts): Change DF_REF_EXTRACT to either
21414 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21415 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21416 * df-scan.c (df_ref_record, df_defs_record,
21417 df_ref_create_structure, df_def_record_1, df_uses_record,
21418 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21419 df_bb_refs_collect, df_entry_block_defs_collect,
21420 df_exit_block_uses_collect): Support new width and offset fields.
21421 (ref_extract_pool): New storage pool.
21422 (df_free_ref): New function.
21423 (df_reg_chain_unlink, df_free_collection_rec,
21424 df_sort_and_compress_refs): Call df_free_ref.
21425 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21427 (df_ref_create_structure): Allocate df_ref_extract if offset and
21428 width fields are used.
21429 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21430 (df_uses_record): Get offset and width from ZERO_EXTRACT
21432 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21433 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21434 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21435 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21436 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21437 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21438 (df_ref_extract): New structure.
21439 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21440 (df_ref_create): Add width and offset parameters.
21442 2008-03-05 Richard Guenther <rguenther@suse.de>
21444 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21445 Use ranges_overlap_p.
21446 (offset_overlaps_with_access): Rename
21447 to ranges_overlap_p and move ...
21448 * tree-flow-inline.h (ranges_overlap_p): ... here.
21450 * tree.h (get_inner_reference, handled_component_p): Update
21453 * tree.h (record_component_aliases, get_alias_set,
21454 alias_sets_conflict_p, alias_sets_must_conflict_p,
21455 objects_must_conflict_p): Move declarations ...
21456 * alias.h (record_component_aliases, get_alias_set,
21457 alias_sets_conflict_p, alias_sets_must_conflict_p,
21458 objects_must_conflict_p): ... here.
21459 Include coretypes.h.
21460 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21462 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21464 * cfg.c: Include tree-flow.h.
21465 (remove_edge_raw): Call redirect_edge_var_map_clear.
21466 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21467 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21468 (redirect_edge_var_map_result): New.
21469 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21470 PENDING_STMT use with redirect_edge_var_map_*.
21471 * tree-ssa.c (edge_var_maps): New definition.
21472 (redirect_edge_var_map_add): New.
21473 (redirect_edge_var_map_clear): New.
21474 (redirect_edge_var_map_dup): New.
21475 (redirect_edge_var_map_vector): New.
21476 (redirect_edge_var_map_destroy): New.
21477 (ssa_redirect_edge): Replace PENDING_STMT use with
21478 redirect_edge_var_map_*.
21479 (flush_pending_stmts): Same.
21480 (delete_tree_ssa): Destroy edge var map.
21481 * tree-flow.h (struct _edge_var_map): New.
21482 Define edge_var_map vector type.
21483 Declare redirect_edge_var_map_* prototypes.
21484 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21485 * tree-cfg.c (reinstall_phi_args): Replace
21486 PENDING_STMT use with redirect_edge_var_map_*.
21488 2008-03-05 Richard Guenther <rguenther@suse.de>
21490 PR tree-optimization/35472
21491 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21492 whose single use_stmt has a overlapping set of loaded and
21493 stored symbols as that use_stmt might be a noop assignment then.
21495 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21497 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21499 2008-03-05 Richard Guenther <rguenther@suse.de>
21502 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21503 should be constants.
21504 * tree-cfg.c (verify_expr): Verify it.
21505 * fold-const.c (fold_truthop): Remove code generating
21506 BIT_FIELD_REFs of structure bases.
21507 (fold_binary): Likewise.
21508 (fold_ternary): Position and size of BIT_FIELD_REFs are
21509 always host integers.
21510 (make_bit_field_ref): Remove.
21511 (optimize_bit_field_compare): Remove.
21512 (all_ones_mask_p): Remove.
21514 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21517 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21518 (split_block_and_df_analyze): New. Split basic block and rebuild
21520 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21522 (split_pattern_seq): Likewise.
21523 (erase_matching_seqs): Likewise.
21524 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21526 2008-03-04 Geoff Keating <geoffk@apple.com>
21528 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21529 declaration and code.
21530 (tree_invalid_nonnegative_warnv_p): Likewise.
21532 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21534 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21535 examples. Truncate option-names then causing overfull hbox.
21537 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21540 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21542 * configure: Rebuilt.
21544 2008-03-04 Rafael EspÃndola <espindola@google.com>
21546 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21547 (tree_unary_nonnegative_warnv_p): New.
21548 (tree_binary_nonnegative_warnv_p): New.
21549 (tree_single_nonnegative_warnv_p): New.
21550 (tree_invalid_nonnegative_warnv_p): New.
21551 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21553 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21556 * opts.c (handle_option): Postpone 'unknown option' errors only for
21559 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21562 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21565 2008-03-04 Rafael EspÃndola <espindola@google.com>
21567 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21568 (tree_binary_nonzero_warnv_p): New.
21569 (tree_single_nonzero_warnv_p): New.
21570 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21572 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21574 PR middle-end/35456
21575 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21576 transformations for modes that have signed zeros.
21577 * ifcvt.c (noce_try_abs): Ditto.
21579 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21581 * config/i386/i386.c (override_options): Force
21582 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21584 2008-03-04 Jan Hubicka <jh@suse.cz>
21587 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21590 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21592 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21593 label to probe the stack.
21595 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21597 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21598 (__gthr_win32_mutex_destroy): Declare.
21599 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21600 __gthr_win32_mutex_destroy.
21601 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21603 2008-03-03 Jan Hubicka <jh@suse.cz>
21606 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21607 aggressive on inlining cold calls.
21609 2008-03-03 Richard Guenther <rguenther@suse.de>
21611 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21612 struct copies into the expression table.
21613 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21614 (try_to_simplify): Likewise.
21615 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21616 integral and pointer arguments which do not change the
21617 precision to NOP_EXPRs.
21618 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21619 VIEW_CONVERT_EXPR case.
21621 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21623 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21624 defined in a loop at depth 0 is invariant.
21625 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21626 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21627 be called at loop depth 0.
21629 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21632 * gcc.c (process_command): Update copyright notice dates.
21633 * gcov.c (print_version): Likewise.
21634 * gcov-dump.c (print_version): Likewise.
21635 * mips-tfile.c (main): Likewise.
21636 * mips-tdump.c (main): Likewise.
21638 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21641 * c-common.c (flag_permissive): Delete.
21642 (constant_expression_warnings): Check flags first.
21643 (constant_expression_error): New.
21644 * c-common.h (flag_permissive): Delete.
21645 (constant_expression_error): Declare.
21646 * flags.h (flag_permissive): Declare. Update description.
21647 * diagnostic.c (pedwarn): Update.
21649 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21650 (permissive_error_kind): New.
21651 * toplev.c (flag_permissive): Define. Update description.
21652 * toplev.h (permissive_error_kind): Declare.
21653 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21654 (pedwarn_c90): Use pedantic_warning_kind.
21655 * c-opts.c (c_common_post_options): flag_permissive does not affect
21656 flag_pedantic_errors.
21658 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21660 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21661 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21662 __absvsi2, __absvDI2): Use unsigned arithmetic.
21664 2008-03-02 Andi Kleen <ak@suse.de>
21665 Richard Guenther <rguenther@suse.de>
21667 * struct-equiv.c: Remove file.
21668 * cfg_cleanup.c (condjump_equiv_p): Remove.
21669 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21670 (struct-equiv.o): Remove rule.
21671 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21672 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21673 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21675 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21677 * ifcvt.c (noce_process_if_block): Try to handle only the then
21678 block if the else block exists but isn't suitable.
21680 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21683 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21684 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21685 regression from previous patch.
21687 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21690 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21692 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21693 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21694 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21695 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21696 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21697 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21698 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21699 (__gthread_mutex_destroy_function): Rename to
21700 __gthread_mutex_destroy.
21701 * gthr-dce.h (__gthread_mutex_destroy): Call
21702 pthread_mutex_destroy.
21703 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21704 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21705 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21707 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21709 * df-scan.c (df_ref_chain_change_bb): Simplify.
21710 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21711 set_block_for_insn if there's any change.
21712 * df.h ((df_insn_change_bb): Fix prototype.
21713 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21714 df_insn_change_bb, don't call set_block_for_insn.
21715 * emit-rtl.c (reorder_insns): Likewise.
21716 * haifa-sched.c (move_insn): Likewise.
21718 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21720 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21722 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21724 * tree-flow-inline.h (next_readonly_imm_use): Return
21725 NULL_USE_OPERAND_P after the end.
21727 2008-03-01 Richard Guenther <rguenther@suse.de>
21729 PR tree-optimization/35411
21730 * tree-sra.c (sra_build_assignment): Split conversion to
21731 final type to a separate statement if we are not assigning
21734 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21736 * fold-const.c (fold_convertible_p): Correct the logic to follow
21737 that in fold_convert().
21739 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21742 * tree-inline.c (build_duplicate_type): When we make a
21743 duplicate type, make it unique in the canonical types system.
21745 2008-02-29 Tom Tromey <tromey@redhat.com>
21747 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21748 input_file_stack_history, input_file_stack_restored): Remove.
21749 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21750 * input.h (struct file_stack): Remove.
21751 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21752 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21754 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21756 (diagnostic_last_module_changed): Add 'map' argument.
21757 (diagnostic_set_last_function): Likewise.
21758 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21759 line map, not input_file_stack.
21760 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21762 2008-02-29 Paul Brook <paul@codesourcery.com>
21764 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21766 2008-02-29 Paul Brook <paul@codesourcery.com>
21768 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21770 2008-02-29 Richard Guenther <rguenther@suse.de>
21772 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21774 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21775 value for comparing for a store match.
21776 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21777 (try_to_simplify): Do not do a full-blown reference lookup.
21779 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21781 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21782 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21784 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21786 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21788 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21789 strides against cache sizes.
21791 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21793 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21796 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21798 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21799 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21800 is smaller than the original promoted value.
21801 (simplify_subreg): If OP is a SUBREG, try to preserve its
21802 SUBREG_PROMOTED_VAR_P information.
21804 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21806 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21807 (VN_INFO_GET): Allocate new objects on the obstack.
21808 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21809 for rpo_numbers_temp, for consistency.
21810 (free_scc_vn): Free the obstack.
21812 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21814 * doc/invoke.texi: Document -ftree-loop-distribution.
21815 * tree-loop-distribution.c: New.
21816 * tree-pass.h (pass_loop_distribution): New.
21817 * graphds.h (struct graph): Add htab_t indices.
21818 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21819 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21820 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21821 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21822 * tree-data-ref.c (debug_data_dependence_relations): New.
21823 (dump_data_dependence_relation): Also print data references.
21824 (free_data_ref): Extern.
21825 (same_access_functions): Moved...
21826 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21827 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21828 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21829 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21830 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21831 (stmts_from_loop): Skip LABEL_EXPR.
21832 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21834 (build_rdg): Initialize rdg->indices htab.
21835 (free_rdg, stores_from_loop, ref_base_address,
21836 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21837 have_similar_memory_accesses_1, ref_base_address_1,
21838 remove_similar_memory_refs): New.
21839 * tree-data-ref.h: Depend on tree-chrec.h.
21840 (debug_data_dependence_relations, free_data_ref): Declared.
21841 (same_access_functions): ... here.
21842 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21844 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21845 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21846 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21847 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21848 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21849 rdg_vertex_for_stmt): Declared.
21850 (struct rdg_edge): Add level.
21852 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21853 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21855 (rdg_has_similar_memory_accesses): New.
21856 * tree-vect-analyze.c: Remove unused static decls.
21857 * lambda.h (dependence_level): New.
21858 * common.opt (ftree-loop-distribution): New.
21859 * tree-flow.h (mark_virtual_ops_in_bb,
21860 slpeel_tree_duplicate_loop_to_edge_cfg,
21861 rename_variables_in_loop): Declared.
21862 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21863 (OBJS-common): Add tree-loop-distribution.o.
21864 (tree-loop-distribution.o): New rule.
21865 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21866 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21867 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21869 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21872 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21873 other than structures and unions.
21875 2008-02-28 Richard Guenther <rguenther@suse.de>
21878 2008-02-26 Richard Guenther <rguenther@suse.de>
21880 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21881 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21882 (lookup_decl_from_uid): Declare.
21883 (remove_decl_from_map): Likewise.
21884 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21885 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21886 (decl_for_uid_map): New global hashtable mapping DECL_UID
21888 (init_ttree): Allocate it.
21889 (insert_decl_to_uid_decl_map): New helper function.
21890 (make_node_stat): Insert new decls into the map.
21891 (copy_node_stat): Likewise.
21892 (lookup_decl_from_uid): New function.
21893 (remove_decl_from_map): Likewise.
21894 (print_decl_for_uid_map_statistics): New helper.
21895 (dump_tree_statistics): Call it.
21897 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21898 (referenced_var_iterator): Adjust.
21899 (FOR_EACH_REFERENCED_VAR): Adjust.
21900 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21901 (num_referenced_vars): Adjust.
21902 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21903 (first_referenced_var): Remove.
21904 (end_referenced_vars_p): Likewise.
21905 (next_referenced_var): Likewise.
21906 (referenced_var_iterator_set): New helper function.
21907 * tree-dfa.c (referenced_var_lookup): Adjust.
21908 (referenced_var_check_and_insert): Likewise.
21909 (remove_referenced_var): Likewise.
21910 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21911 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21912 (verify_call_clobbering): Likewise.
21913 (verify_memory_partitions): Likewise.
21914 (init_tree_ssa): Allocate bitmap instead of hashtable for
21916 (delete_tree_ssa): Adjust.
21917 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21918 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21919 (compute_tag_properties): Likewise.
21920 (set_initial_properties): Likewise.
21921 (find_partition_for): Likewise.
21922 (update_reference_counts): Likewise.
21923 (dump_may_aliases_for): Likewise.
21924 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21925 (add_call_clobber_ops): Likewise.
21926 (add_call_read_ops): Likewise.
21927 (get_asm_expr_operands): Likewise.
21928 * tree-into-ssa.c (dump_decl_set): Likewise.
21929 (update_ssa): Likewise.
21930 * tree-sra.c (scan_function): Likewise.
21931 (decide_instantiations): Likewise.
21932 (scalarize_parms): Likewise.
21933 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21934 (dsa_named_for): Likewise.
21935 * tree-ssa-structalias.c (update_alias_info): Likewise.
21936 (merge_smts_into): Likewise.
21938 2008-02-27 David Daney <ddaney@avtrex.com>
21941 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21942 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21943 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21944 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21945 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21947 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21950 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21951 (BUILT_IN_NEXTTOWARD): Remove.
21952 (BUILT_IN_NEXTTOWARDF): Ditto.
21953 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21954 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21956 2008-02-27 Tom Tromey <tromey@redhat.com>
21958 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21959 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21961 2008-02-27 Jan Beulich <jbeulich@novell.com>
21963 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21964 update the respective field on newdecl.
21966 2008-02-27 Revital Eres <eres@il.ibm.com>
21968 PR rtl-optimization/34999
21969 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21970 crossing edges that ends with a call insn.
21971 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21972 call insn and clear the EDGE_CROSSING flag of the crossing edge
21973 when fixing fallthru edges.
21975 2008-02-27 Richard Guenther <rguenther@suse.de>
21977 PR middle-end/35390
21978 * fold-const.c (fold_unary): Return the correct argument,
21979 converted to the result type.
21981 2008-02-27 Richard Guenther <rguenther@suse.de>
21983 PR middle-end/34971
21984 * expr.c (expand_expr_real_1): Assert on rotates that operate
21986 * fold-const.c (fold_binary): Use the types precision, not the
21987 bitsize of the mode if folding rotate expressions. Build rotates
21988 only for full modes.
21990 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21992 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21993 and CPP_PRAGMA_EOL.
21994 * c-pragma.c (pragma_ns_name): New typedef.
21995 (registered_pp_pragmas): New variable.
21996 (c_pp_lookup_pragma): New function.
21997 (c_register_pragma_1): If flag_preprocess_only, do nothing
21998 for non-expanded pragmas, for expanded ones push pragma's
21999 namespace and name into registered_pp_pragmas vector.
22000 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22001 flag_preprocess_only, don't register GCC pch_preprocess
22002 pragma if flag_preprocess_only.
22003 * c-opts.c (c_common_init): Call init_pragma even if
22004 flag_preprocess_only.
22005 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22006 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22007 cpp_register_pragma if flag_preprocess_only.
22009 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22012 * c-parser.c (c_parser_translation_unit): Warn for empty
22013 translation unit, not empty source file.
22015 2008-02-26 Paul Brook <paul@codesourcery.com>
22017 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22018 operand for Thumb-2.
22019 * config/arm/arm.h (reg_class): Add CORE_REGS.
22020 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22021 (BASE_REG_CLASS): Use CORE_REGS.
22022 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22023 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22024 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22025 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22026 ARM_REGNO_OK_FOR_INDEX_P.
22027 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22028 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22029 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22030 (ldm/stm peepholes): Ditto.
22031 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22032 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22033 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22034 * config/arm/constraints.md: Enable "k" constraint on ARM.
22036 2008-02-27 Ben Elliston <bje@au.ibm.com>
22038 * config/rs6000/rs6000.c: Annotate cache line size field in all
22039 instances of struct processor_costs.
22041 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22043 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22044 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22045 jump_bypass): New counters.
22046 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22047 * dce.c (gate_ud_dce): Same.
22048 (gate_fast_dce): Same.
22049 * dse.c (gate_dse1): New function.
22050 (gate_dse2): New function.
22051 (gate_dse): Merge results of new gate functions.
22052 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22053 (gate_handle_jump_bypass): Add dbg_cnt.
22054 (gate_handle_gcse): Add dbg_cnt.
22055 * ifcvt.c (gate_handle_if_conversion): Same.
22056 (gate_handle_if_after_combine): Same.
22057 (gate_handle_if_after_reload): Same.
22058 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22060 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22062 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22064 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22066 2008-02-26 Jason Merrill <jason@redhat.com>
22069 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22070 alone if it's the naming decl for the type's main variant.
22072 2008-02-26 Tom Tromey <tromey@redhat.com>
22074 * system.h (USE_MAPPED_LOCATION): Poison.
22075 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22076 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22077 (make_goto_expr_edges): Likewise.
22078 (remove_bb): Likewise.
22079 (execute_warn_function_return): Likewise.
22080 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22082 * c-common.c (fname_decl): Remove old location code.
22083 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22085 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22087 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22088 (gen_rtx_ASM_INPUT): Likewise.
22089 (gen_rtx_ASM_INPUT_loc): Likewise.
22090 (get_rtx_asm_OPERANDS): Remove.
22091 * cfglayout.c (insn_locators_alloc): Remove old location code.
22092 (set_curr_insn_source_location): Likewise.
22093 (curr_insn_locator): Likewise.
22094 * print-tree.c (print_node): Remove old location code.
22095 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22096 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22097 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22098 location_from_locus.
22099 (construct_exit_block): Remove old location code.
22100 * emit-rtl.c (force_next_line_note): Remove old location code.
22101 * profile.c (branch_prob): Remove old location code.
22102 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22103 LOC_LINE): Remove old-location variants.
22104 * langhooks.c (lhd_print_error_function): Remove old location
22106 * configure, config.in: Rebuilt.
22107 * configure.ac (--enable-mapped-location): Remove.
22108 * c-decl.c (c_init_decl_processing): Remove old location code.
22109 (finish_function): Likewise.
22110 * recog.c (decode_asm_operands): Remove old location code.
22111 * c-pch.c (c_common_read_pch): Remove old location code.
22112 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22114 * gimple-low.c (lower_function_body): Remove old location code.
22115 * toplev.c (unknown_location): Remove.
22116 (push_srcloc): Remove old-location variant.
22117 (process_options): Remove old location code.
22118 (lang_dependent_init): Likewise.
22119 * input.h (UNKNOWN_LOCATION): Move definition.
22120 (location_t): Undeprecate.
22121 (source_locus): Remove.
22122 (location_from_locus): Remove.
22123 (struct location_s): Remove.
22124 Remove all old-location code.
22125 (input_line, input_filename): Remove.
22126 * final.c (final_scan_insn): Remove old location code.
22127 * diagnostic.c (diagnostic_build_prefix): Remove
22128 USE_MAPPED_LOCATION test.
22129 * tree.h (gimple_stmt) <locus>: Now a location_t.
22130 (tree_exp) <locus>: Likewise.
22131 (DECL_IS_BUILTIN): Remove old-location variant.
22132 (annotate_with_file_line, annotate_with_locus): Likewise.
22133 (expr_locus, set_expr_locus): Update.
22134 * tree.c (build1_stat): Remove old location code.
22135 (last_annotated_node): Remove.
22136 (annotate_with_file_line): Remove old-location variant.
22137 (annotate_with_locus): Likewise.
22138 (expr_location): Remove old location code.
22139 (set_expr_location): Likewise.
22140 (expr_has_location): Likewise.
22141 (expr_locus): Likewise.
22142 (set_expr_locus): Likewise.
22143 (expr_filename): Don't use location_from_locus.
22144 (expr_lineno): Likewise.
22145 * rtl-error.c (location_for_asm): Remove old location code.
22146 * c-lex.c (cb_line_change): Remove old location code.
22147 (fe_file_change): Likewise.
22148 (cb_def_pragma): Likewise.
22149 (c_lex_with_flags): Likewise.
22150 * gengtype.c (do_typedef): Don't special-case location types.
22151 (define_location_structures): Remove.
22152 (main): Don't call define_location_structures.
22153 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22156 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22159 * builtins.def (BUILT_IN_STDARG_START): Remove.
22160 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22161 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22162 * tree-inline.c (inline_forbidden_p_1): Likewise.
22164 2008-02-26 Richard Guenther <rguenther@suse.de>
22166 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22167 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22168 (lookup_decl_from_uid): Declare.
22169 (remove_decl_from_map): Likewise.
22170 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22171 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22172 (decl_for_uid_map): New global hashtable mapping DECL_UID
22174 (init_ttree): Allocate it.
22175 (insert_decl_to_uid_decl_map): New helper function.
22176 (make_node_stat): Insert new decls into the map.
22177 (copy_node_stat): Likewise.
22178 (lookup_decl_from_uid): New function.
22179 (remove_decl_from_map): Likewise.
22180 (print_decl_for_uid_map_statistics): New helper.
22181 (dump_tree_statistics): Call it.
22183 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22184 (referenced_var_iterator): Adjust.
22185 (FOR_EACH_REFERENCED_VAR): Adjust.
22186 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22187 (num_referenced_vars): Adjust.
22188 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22189 (first_referenced_var): Remove.
22190 (end_referenced_vars_p): Likewise.
22191 (next_referenced_var): Likewise.
22192 (referenced_var_iterator_set): New helper function.
22193 * tree-dfa.c (referenced_var_lookup): Adjust.
22194 (referenced_var_check_and_insert): Likewise.
22195 (remove_referenced_var): Likewise.
22196 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22197 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22198 (verify_call_clobbering): Likewise.
22199 (verify_memory_partitions): Likewise.
22200 (init_tree_ssa): Allocate bitmap instead of hashtable for
22202 (delete_tree_ssa): Adjust.
22203 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22204 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22205 (compute_tag_properties): Likewise.
22206 (set_initial_properties): Likewise.
22207 (find_partition_for): Likewise.
22208 (update_reference_counts): Likewise.
22209 (dump_may_aliases_for): Likewise.
22210 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22211 (add_call_clobber_ops): Likewise.
22212 (add_call_read_ops): Likewise.
22213 (get_asm_expr_operands): Likewise.
22214 * tree-into-ssa.c (dump_decl_set): Likewise.
22215 (update_ssa): Likewise.
22216 * tree-sra.c (scan_function): Likewise.
22217 (decide_instantiations): Likewise.
22218 (scalarize_parms): Likewise.
22219 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22220 (dsa_named_for): Likewise.
22221 * tree-ssa-structalias.c (update_alias_info): Likewise.
22222 (merge_smts_into): Likewise.
22224 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22227 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22228 * c-opts.c (c_common_handle_option): Wall enables
22229 Wvolatile-register-var.
22230 * common.opt: Move Wvolatile-register-var to...
22233 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22235 * common.opt (Wlarger-than=): New.
22236 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22238 * opts.c (common_handle_option): Handle -Wlarger-than=.
22239 * optc-gen.awk: Likewise.
22240 * opth-gen.awk: Likewise.
22241 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22242 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22244 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22246 * c-common.c (match_case_to_enum_1): Add appropriate
22247 OPT_W* parameter to warning.
22248 (c_do_switch_warnings): Likewise.
22249 * c-typeck.c (warning_init): Add one more parameter following
22250 'warning' function.
22251 (push_init_level): Update call to warning_init.
22252 (pop_init_level): Likewise.
22253 (add_pending_init): Likewise.
22254 (output_init_element: Likewise.
22256 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22259 * toplev.c (toplev_main): If there are warnings or error, print
22260 errors for ignored options.
22261 * opts.c (ignored_options): New static variable.
22262 (postpone_unknown_option_error): New.
22263 (print_ignored_options): New.
22264 (handle_option): Postpone errors for unknown -Wno-* options.
22265 * opts.h (print_ignored_options): Declare.
22267 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22269 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22272 2008-02-25 Richard Guenther <rguenther@suse.de>
22275 2008-02-25 Richard Guenther <rguenther@suse.de>
22277 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22278 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22279 (lookup_decl_from_uid): Declare.
22280 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22281 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22282 (decl_for_uid_map): New global hashtable mapping DECL_UID
22284 (init_ttree): Allocate it.
22285 (insert_decl_to_uid_decl_map): New helper function.
22286 (make_node_stat): Insert new decls into the map.
22287 (copy_node_stat): Likewise.
22288 (lookup_decl_from_uid): New function.
22289 (print_decl_for_uid_map_statistics): New helper.
22290 (dump_tree_statistics): Call it.
22292 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22293 (referenced_var_iterator): Adjust.
22294 (FOR_EACH_REFERENCED_VAR): Adjust.
22295 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22296 (num_referenced_vars): Adjust.
22297 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22298 (first_referenced_var): Remove.
22299 (end_referenced_vars_p): Likewise.
22300 (next_referenced_var): Likewise.
22301 (referenced_var_iterator_set): New helper function.
22302 * tree-dfa.c (referenced_var_lookup): Adjust.
22303 (referenced_var_check_and_insert): Likewise.
22304 (remove_referenced_var): Likewise.
22305 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22306 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22307 (verify_call_clobbering): Likewise.
22308 (verify_memory_partitions): Likewise.
22309 (init_tree_ssa): Allocate bitmap instead of hashtable for
22311 (delete_tree_ssa): Adjust.
22312 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22313 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22314 (compute_tag_properties): Likewise.
22315 (set_initial_properties): Likewise.
22316 (find_partition_for): Likewise.
22317 (update_reference_counts): Likewise.
22318 (dump_may_aliases_for): Likewise.
22319 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22320 (add_call_clobber_ops): Likewise.
22321 (add_call_read_ops): Likewise.
22322 (get_asm_expr_operands): Likewise.
22323 * tree-into-ssa.c (dump_decl_set): Likewise.
22324 (update_ssa): Likewise.
22325 * tree-sra.c (scan_function): Likewise.
22326 (decide_instantiations): Likewise.
22327 (scalarize_parms): Likewise.
22328 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22329 (dsa_named_for): Likewise.
22330 * tree-ssa-structalias.c (update_alias_info): Likewise.
22331 (merge_smts_into): Likewise.
22333 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22336 * doc/invoke.texi (-fcx-limited-range): Document new option.
22337 * toplev.c (process_options): Handle -fcx-fortran-rules.
22338 * common.opt: Add documentation for -fcx-fortran-rules.
22340 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22343 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22344 actual behaviour and C99.
22346 2008-02-26 Ben Elliston <bje@au.ibm.com>
22348 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22349 (ASM_CPU_POWER6_SPEC): Likewise.
22350 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22351 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22352 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22354 2008-02-25 Richard Guenther <rguenther@suse.de>
22356 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22357 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22358 (lookup_decl_from_uid): Declare.
22359 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22360 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22361 (decl_for_uid_map): New global hashtable mapping DECL_UID
22363 (init_ttree): Allocate it.
22364 (insert_decl_to_uid_decl_map): New helper function.
22365 (make_node_stat): Insert new decls into the map.
22366 (copy_node_stat): Likewise.
22367 (lookup_decl_from_uid): New function.
22368 (print_decl_for_uid_map_statistics): New helper.
22369 (dump_tree_statistics): Call it.
22371 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22372 (referenced_var_iterator): Adjust.
22373 (FOR_EACH_REFERENCED_VAR): Adjust.
22374 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22375 (num_referenced_vars): Adjust.
22376 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22377 (first_referenced_var): Remove.
22378 (end_referenced_vars_p): Likewise.
22379 (next_referenced_var): Likewise.
22380 (referenced_var_iterator_set): New helper function.
22381 * tree-dfa.c (referenced_var_lookup): Adjust.
22382 (referenced_var_check_and_insert): Likewise.
22383 (remove_referenced_var): Likewise.
22384 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22385 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22386 (verify_call_clobbering): Likewise.
22387 (verify_memory_partitions): Likewise.
22388 (init_tree_ssa): Allocate bitmap instead of hashtable for
22390 (delete_tree_ssa): Adjust.
22391 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22392 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22393 (compute_tag_properties): Likewise.
22394 (set_initial_properties): Likewise.
22395 (find_partition_for): Likewise.
22396 (update_reference_counts): Likewise.
22397 (dump_may_aliases_for): Likewise.
22398 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22399 (add_call_clobber_ops): Likewise.
22400 (add_call_read_ops): Likewise.
22401 (get_asm_expr_operands): Likewise.
22402 * tree-into-ssa.c (dump_decl_set): Likewise.
22403 (update_ssa): Likewise.
22404 * tree-sra.c (scan_function): Likewise.
22405 (decide_instantiations): Likewise.
22406 (scalarize_parms): Likewise.
22407 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22408 (dsa_named_for): Likewise.
22409 * tree-ssa-structalias.c (update_alias_info): Likewise.
22410 (merge_smts_into): Likewise.
22412 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22415 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22416 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22417 * alias.h (nonoverlapping_memrefs_p): Likewise.
22419 2008-02-25 Jan Beulich <jbeulich@novell.com>
22421 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22422 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22423 __emultls_get_address, __emultls_register_common,
22424 __floatundi?f, and _Unwind_GetIPInfo.
22425 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22426 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22427 (gen_regparm_prefix): Likewise.
22428 (i386_nlm_encode_section_info): Sync with
22429 config/i386/winnt.c:i386_pe_encode_section_info().
22430 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22431 i386_nlm_mangle_decl_assembler_name): New.
22432 (netware_override_options): New.
22433 * config/i386/netware.h (netware_override_options): Declare.
22434 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22435 (i386_nlm_mangle_decl_assembler_name): Declare.
22436 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22438 2008-02-25 Ben Elliston <bje@au.ibm.com>
22441 * c-decl.c (grokdeclarator): Remove unused local variables
22442 `typedef_type' and `type_as_written'.
22444 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22445 unused local variable `has_hot_blocks'.
22446 (fix_crossing_conditional_branches): Remove unused local variable
22449 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22451 PR middle-end/19984
22452 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22453 using DEF_C99_BUILTIN.
22454 (BUILT_IN_NANF): Ditto.
22455 (BUILT_IN_NANL): Ditto.
22457 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22458 Revital Eres <eres@il.ibm.com>
22460 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22461 regarding the order of two dependent insns in the same row.
22463 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22465 * stor-layout.c (layout_decl): Do not bump the alignment of a
22466 bit-field to more than byte alignment if it is packed.
22468 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22470 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22473 2008-02-24 Diego Novillo <dnovillo@google.com>
22475 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22478 * tree-vrp.c (vrp_evaluate_conditional): With
22479 -Wtype-limits, emit a warning when comparing against a
22480 constant outside the natural range of OP0's type.
22481 * c.opt (Wtype-limits): Move ...
22482 * common.opt (Wtype-limits): ... here.
22484 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22486 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22487 * config/rs6000/e300c2c3.md: New file.
22488 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22490 (rs6000_override_options): Add e300c2 and e300c3 cases to
22491 processor_target_table. Do not allow usage of Altivec or Spe
22492 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22493 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22494 * config/rs6000/rs6000.h (processor_type): Add
22495 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22496 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22497 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22498 and ppce300c3. Include e300c2c3.md.
22500 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22502 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22503 instead of TARGET_STRICT_ALIGN.
22505 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22507 * explow.c (memory_address): Assert that the generated address is
22510 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22513 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22514 * config/darwin-ppc-ldouble-patch.def: New file.
22515 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22516 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22517 SUBTARGET_INIT_BUILTINS if defined.
22518 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22521 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22524 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22525 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22527 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22530 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22531 file" warning condtional on -Winvalid-PCH.
22533 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22535 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22537 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22541 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22542 prevent reload from using MMX registers.
22543 (*mov<mode>_internal): Ditto.
22544 (*movv2sf_internal_rex64): Ditto.
22545 (*movv2sf_internal): Ditto.
22547 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22549 PR documentation/31569
22550 * doc/install.texi2html: Use makeinfo --no-number-sections.
22552 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22554 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22555 ensure that we can address an entire entity > 8 bytes. Don't
22556 generate reg+reg addressing for such data.
22558 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22560 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22561 strings when optimizing for size, unless the target cares about
22564 2008-02-22 Tom Tromey <tromey@redhat.com>
22566 * regclass.c (current_pass): Remove declaration.
22568 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22570 * config/avr/libgcc.S (__RAMPZ__): Define.
22571 (__do_copy_data): Add for devices with 128KB code memory.
22573 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22575 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22577 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22579 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22581 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22584 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22587 * c-typeck.c (build_binary_op): Warn about floating point
22588 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22590 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22593 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22594 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22596 (rs6000_override_options): Set altivec_abi as default, not override,
22597 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22598 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22599 is used; use new member spe_abi.
22600 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22601 spe_abi and altivec_abi.
22603 2008-02-22 Tomas Bily <tbily@suse.cz>
22605 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22607 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22610 * config.build (build_file_translate): Set to `CMD //c' only if
22612 * Makefile.in (build_file_translate): Improve comment.
22614 2008-02-21 Jan Hubicka <jh@suse.cz>
22616 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22617 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22618 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22620 2008-02-21 Michael Matz <matz@suse.de>
22623 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22625 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22627 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22628 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22629 as insn constraint.
22630 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22631 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22632 SSE_VEC_FLOAT_MODE_P as insn constraint.
22633 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22634 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22635 sse4a_movntdf using MODEF mode iterator.
22636 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22637 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22638 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22639 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22640 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22641 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22642 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22644 2008-02-21 Richard Guenther <rguenther@suse.de>
22646 * tree.def (PAREN_EXPR): New tree code.
22647 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22649 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22650 * expr.c (expand_expr_real_1): Likewise.
22651 * tree-inline.c (estimate_num_insns_1): Likewise.
22652 * tree-complex.c (expand_complex_move): Likewise.
22653 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22656 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22659 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22661 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22664 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22666 * config/sh/sh.c (find_barrier): Don't go past
22667 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22669 2008-02-20 DJ Delorie <dj@redhat.com>
22671 * config/h8300/h8300.md (insv): Force source operand to be a register.
22673 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22674 as a jump, not as a plain insn.
22676 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22678 * doc/invoke.texi (Warning Options): Add new option
22679 -Wframe-larger-than=.
22680 (-Wframe-larger-than): Document.
22682 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22683 Add declarations for new option variables.
22685 * final.c (final_start_function): Check the frame size
22686 before emission and issue a Wframe-larger-than warning.
22688 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22689 Add definitions for new option variables.
22690 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22692 * common.opt (Wframe-larger-than=): New option.
22694 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22696 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22697 (<sse>_div<mode>3): Ditto.
22698 (<sse>_vmdiv<mode>3): Ditto.
22699 (<sse>_vmsqrt<mode>2): Ditto.
22700 (*smax<mode>3): Ditto.
22701 (sse5_frcz<mode>2): Ditto.
22702 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22703 as insn constraint.
22705 2008-02-20 Richard Guenther <rguenther@suse.de>
22707 PR middle-end/35265
22708 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22709 be happy with INTEGRAL_TYPE_P.
22711 2008-02-20 Richard Guenther <rguenther@suse.de>
22713 * fold-const.c (split_tree): Associate floatig-point expressions
22714 if flag_associative_math is set.
22716 2008-02-20 Richard Guenther <rguenther@suse.de>
22718 * tree.h (fold_real_zero_addition_p): Declare.
22719 * fold-const.c (fold_real_zero_addition_p): Export.
22720 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22721 floating-point operations with zero and one.
22723 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22725 * doc/install.texi: Correct references to CFLAGS, replacing them
22726 with BOOT_CFLAGS. Document flags used during bootstrap for
22729 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22731 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22732 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22733 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22735 (smin<mode>3): Ditto from similar patterns.
22736 (smax<mode>3): Ditto.
22737 (*ieee_smin<mode>3): Ditto.
22738 (*ieee_smax<mode>3): Ditto.
22739 * config/i386/sse.md (sse): New mode attribute.
22740 (mov<mode>): Macroize expander from movv4sf and movv2df using
22741 SSEMODEF2P mode iterator.
22742 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22743 SSE_VEC_FLOAT_MODE_P as insn constraint.
22744 (storent<mode>): Ditto.
22745 (storent<mode>): Macroize expander from storentsf and storentdf using
22746 MODEF mode iterator.
22747 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22748 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22749 (abs<mode>2): Ditto from similar patterns.
22750 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22751 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22752 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22753 (<sse>_vmsqrt<mode>2): Ditto.
22754 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22755 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22756 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22757 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22758 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22759 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22760 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22762 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22763 iterator and SSE_FLOAT_MODE_P as insn constraint.
22764 (<sse>_ucomi): Ditto from similar patterns.
22765 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22766 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22767 SSE_VEC_FLOAT_MODE_P as insn constraint.
22768 (vcond<mode>): Ditto from similar patterns.
22769 (and<mode>3, *and<mode>3): Ditto.
22770 (<sse>_nand<mode>3): Ditto.
22771 (ior<mode>3, *ior<mode>3): Ditto.
22772 (xor<mode>3, *xor<mode>3): Ditto.
22773 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22774 iterator and SSE_FLOAT_MODE_P as insn constraint.
22775 (*nand<mode>3): Ditto from similar patterns.
22776 (*ior<mode>3): Ditto.
22777 (*xor<mode>3): Ditto.
22779 2008-02-20 Ira Rosen <irar@il.ibm.com>
22781 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22782 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22783 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22785 2008-02-19 Jan Hubicka <jh@suse.cz>
22787 * predict.c (tree_bb_level_predictions): Remove variable next
22788 mistakely introduced by previous commit.
22790 2008-02-19 Jan Hubicka <jh@suse.cz>
22792 * predict.c (predict_paths_leading_to): Rewrite.
22793 (predict_paths_for_bb): New.
22794 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22796 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22799 * Makefile.in (build_file_translate): New.
22800 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22801 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22802 * configure.ac (build_file_translate): Substitute it.
22803 * configure: Regenerate.
22805 2008-02-19 Jan Hubicka <jh@suse.cz>
22807 PR rtl-optimization/34408
22808 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22811 2008-02-19 Jan Hubicka <jh@suse.cz>
22813 PR middle-end/28779
22814 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22817 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22820 * config/i386/i386-modes.def: Revert the last DI alignment
22821 change until Ada people can look into it.
22823 2008-02-19 Nick Clifton <nickc@redhat.com>
22825 * opts.c (print_specific_help): Fix typo in --help text.
22827 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22830 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22831 32-bit inline asm without asm alternatives for host GCC < 3.0.
22833 2008-02-19 Richard Guenther <rguenther@suse.de>
22835 PR tree-optimization/34989
22836 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22837 Allow propagation to INDIRECT_REF if we can simplify only.
22839 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22841 * c-common.c (warn_for_collisions_1): Use appropriate option when
22844 2008-02-19 Nick Clifton <nickc@redhat.com>
22847 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22848 (handle_options): Fix indentation.
22849 (print_filtered_help): If no language-specific options were
22850 displayed tell the user how to list all the options supported by
22851 the language's front-end.
22852 (print_specific_help): Fix indentation and remove duplicate line.
22853 (common_handle_option): Handle the -v option.
22854 For --help enable the display of undocumented options if the -v
22855 switch has been included on the command line.
22856 For --help= check for overlaps in the arguments between the option
22857 classes and the language names and issue a warning when they
22858 cannot be disambiguated.
22859 * c.opt (v): Pass on to the common option handler.
22861 2008-02-19 Revital Eres <eres@il.ibm.com>
22863 * modulo-sched.c (sms_schedule): Change dump message when
22864 create_ddg function fails.
22865 (try_scheduling_node_in_cycle): Rename row to cycle.
22866 (print_partial_schedule): Rename CYCLE to ROW.
22868 2008-02-19 Christian Bruel <christian.bruel@st.com>
22869 Zdenek Dvorak <ook@ucw.cz>
22871 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22873 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22876 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22877 (*x86_movdicc_0_m1_se): Ditto.
22879 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22881 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22882 (CMPtype): Define as __gcc_CMPtype.
22883 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22884 (CMPtype): Define as __gcc_CMPtype.
22886 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22888 Support valgrind 3.3 for --enable-checking=valgrind.
22889 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22891 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22892 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22893 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22894 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22895 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22896 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22897 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22899 * ggc-zone.c: Similar.
22900 * ggc-page.c: Similar.
22902 2008-02-19 Paul Brook <paul@codesourcery.com>
22905 * config/arm/ieee754-df.S: Fix do_it typo.
22906 * config/arm/ieee754-sf.S: Fix do_it typo.
22908 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22911 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22912 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22913 (OPTION_MASK_ISA_SSE_SET): Likewise.
22914 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22915 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22916 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22917 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22918 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22919 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22920 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22921 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22922 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22923 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22924 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22925 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22926 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22927 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22928 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22929 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22930 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22931 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22932 (OPTION_MASK_ISA_SSE4): Removed.
22933 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22934 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22935 (override_options): Don't turn on implied SSE/MMX bits in
22938 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22940 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22943 2008-02-18 Joey Ye <joey.ye@intel.com>
22945 PR middle-end/34921
22946 * tree-nested.c (insert_field_into_struct): Set type alignment
22947 to field alignment if the former is less than the latter.
22949 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22951 * BASE-VER: Set to 4.4.0.
22953 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22955 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22956 * doc/cfg.texi: Likewise.
22957 * doc/extend.texi: Likewise.
22958 * doc/gty.texi: Likewise.
22959 * doc/invoke.texi: Likewise.
22960 * doc/loop.texi: Likewise.
22961 * doc/md.texi: Likewise.
22962 * doc/passes.texi: Likewise.
22963 * doc/rtl.texi: Likewise.
22964 * doc/sourcebuild.texi: Likewise.
22965 * doc/tm.texi: Likewise.
22966 * doc/tree-ssa.texi: Likewise.
22968 2008-02-17 Richard Guenther <rguenther@suse.de>
22970 PR middle-end/35227
22971 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22972 without default definition.
22974 2008-02-17 Richard Guenther <rguenther@suse.de>
22976 PR tree-optimization/35231
22977 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22980 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22983 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22984 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22985 libgcc_cmp_return mode.
22987 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22990 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22992 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22994 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22997 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22999 * doc/c-tree.texi: Use `@.' where appropriate.
23000 * doc/extend.texi: Likewise.
23001 * doc/install.texi: Likewise.
23002 * doc/invoke.texi: Likewise.
23003 * doc/loop.texi: Likewise.
23004 * doc/makefile.texi: Likewise.
23005 * doc/md.texi: Likewise.
23006 * doc/passes.texi: Likewise.
23007 * doc/standards.texi: Likewise.
23008 * doc/tm.texi: Likewise.
23010 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23012 PR middle-end/35196
23013 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23015 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23016 rather than in entry_bb.
23018 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23020 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23021 libgcc_cmp_return mode.
23023 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23025 PR middle-end/35130
23026 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23027 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23029 2008-02-15 Richard Guenther <rguenther@suse.de>
23030 Zdenek Dvorak <ook@ucw.cz>
23032 PR tree-optimization/35164
23033 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23034 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23035 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23036 Only propagate addresses which do not have abnormal SSA_NAMEs
23039 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23042 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23044 2008-02-15 Jan Hubicka <jh@suse.cz>
23046 PR middle-end/35149
23047 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23049 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23051 PR middle-end/34621
23052 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23053 when calculating alignment_pad.
23055 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23057 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23058 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23059 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23060 and STACK_BOUNDARY define.
23062 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23064 PR preprocessor/35061
23065 * c-pragma.c (handle_pragma_pop_macro): Check that
23066 pushed_macro_table has been allocated.
23068 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23070 PR middle-end/35136
23071 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23072 (force_gimple_operand): Likewise.
23073 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23074 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23075 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23076 (find_interesting_uses_address): Check addressability and alignment
23077 of the base expression only after substituting bases of IVs into it.
23079 2008-02-14 Michael Matz <matz@suse.de>
23082 * function.c (instantiate_virtual_regs_in_insn): Reload address
23083 before falling back to reloading the whole operand.
23085 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23087 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23088 before the first section switch note.
23090 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23092 * doc/bugreport.texi: Update copyright years.
23093 * doc/c-tree.texi: Likewise.
23094 * doc/cfg.texi: Likewise.
23095 * doc/cpp.texi: Likewise.
23096 * doc/cppinternals.texi: Likewise.
23097 * doc/fragments.texi: Likewise.
23098 * doc/frontends.texi: Likewise.
23099 * doc/gcc.texi: Likewise.
23100 * doc/gty.texi: Likewise.
23101 * doc/hostconfig.texi: Likewise.
23102 * doc/implement-c.texi: Likewise.
23103 * doc/libgcc.texi: Likewise.
23104 * doc/loop.texi: Likewise.
23105 * doc/makefile.texi: Likewise.
23106 * doc/options.texi: Likewise.
23107 * doc/passes.texi: Likewise.
23108 * doc/rtl.texi: Likewise.
23109 * doc/sourcebuild.texi: Likewise.
23110 * doc/standards.texi: Likewise.
23111 * doc/tree-ssa.texi: Likewise.
23112 * doc/trouble.texi: Likewise.
23114 * doc/extend.texi: Use @: or add comma where appropriate.
23115 * doc/invoke.texi: Likewise.
23116 * doc/tm.texi: Likewise.
23118 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23121 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23124 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23126 * doc/md.texi (clz, ctz): Add reference.
23127 * doc/rtl.texi (clz, ctz): Likewise.
23129 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23132 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23135 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23137 * config/s390/s390.c (struct constant_pool): New field
23138 emit_pool_after added.
23139 (s390_mainpool_start): Set the emit_pool_after flag according
23140 to the section switch notes.
23141 (s390_mainpool_finish): Consider emit_pool_after when emitting
23142 the literal pool at the end of the function.
23143 (s390_chunkify_start): Force literal pool splits at section
23146 2008-02-13 Michael Matz <matz@suse.de>
23149 * var-tracking.c (clobber_variable_part): Correctly traverse the
23152 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23155 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23156 Add -fdump-ipa-inline.
23157 * tree-dump.c (dump_files): Remove tree-inlined dump.
23158 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23160 2008-02-12 Richard Guenther <rguenther@suse.de>
23162 PR tree-optimization/35171
23163 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23166 2008-02-12 Richard Guenther <rguenther@suse.de>
23168 PR middle-end/35163
23169 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23170 value-preserving mode. Disallow final truncation.
23172 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23174 PR middle-end/35136
23175 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23176 code from here to...
23177 (force_gimple_operand): ...here.
23179 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23182 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23183 non-compatible pointers.
23184 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23185 different FIELD_DECLs, try harder by comparing field offsets, sizes
23188 PR inline-asm/35160
23189 * function.c (match_asm_constraints_1): Don't replace the same input
23192 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23194 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23195 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23196 (expand_epilogue): Restore RAMPZ register.
23197 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23199 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23201 * config/i386/cygwin.asm: (__alloca): Correct calling
23202 convention and alignment.
23203 (__chkstk): Force 8 byte stack alignment.
23205 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23206 Richard Guenther <rguenther@suse.de>
23208 PR tree-optimization/33992
23209 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23210 the zero we compare against.
23212 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23214 PR libfortran/35063
23215 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23216 to CloseHandle after unlocking to prevent accumulation of handle
23219 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23221 PR middle_end/34150
23222 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23223 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23224 and update LABEL_NUSES during and after reload.
23226 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23228 PR middle-end/34627
23229 * combine.c (simplify_if_then_else): Make sure the comparison is
23230 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23232 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23235 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23236 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23237 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23238 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23239 * tree.h (get_type_static_bounds): Likewise.
23241 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23243 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23244 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23245 Make -Wfoo language annotations match what the compiler outputs.
23247 2008-02-08 Sa Liu <saliu@de.ibm.com>
23249 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23250 intrinsics spu_convts, spu_convtu, spu_convtf.
23252 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23254 * doc/extend.texi (Function Attributes) <noinline>: Mention
23255 asm ("") as method to keep calls.
23257 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23260 * doc/options.texi (Options): Replace references to opts.sh with
23262 * opts-common.c: Likewise.
23263 * optc-gen.awk: Likewise.
23265 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23267 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23269 2008-02-07 Richard Henderson <rth@redhat.com>
23272 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23273 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23276 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23278 PR tree-optimization/35085
23279 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23280 for operand entry oe2 in addition to operand entry oe3 in order to
23281 expose more opportunities for vectorizer sum reduction.
23283 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23286 * Makefile.in (LIBS): Remove $(GMPLIBS).
23287 (cc1-dummy, cc1): Add $(GMPLIBS).
23289 2008-02-06 Jan Hubicka <jh@suse.cz>
23292 * i386.md (moddf_integer): Do not produce partial memory stalls for
23293 targets where it hurts.
23295 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23298 * optabs.c (expand_float): Do not check for decimal modes when
23299 expanding unsigned integer through signed conversion.
23301 2008-02-06 Nick Clifton <nickc@redhat.com>
23303 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23304 inside the clobber with a match_operand and duplicated operand
23305 number in the constraint.
23306 (ineqbranchsi): Delete redundant comment.
23308 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23310 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23311 builtin_define ("__USE_INIT_FINI__").
23312 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23314 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23316 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23318 PR documentation/30330
23319 * doc/invoke.texi (C++ Dialect Options)
23320 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23321 For each warning option -Wfoo that allows -Wno-foo, ensure both
23322 -Wfoo and -Wno-foo are listed in the option index. Fix index
23323 entry of -Wswitch-default, index -Wnormalized= including the
23324 `=', and -Wlarger-than-@var{len} including @var{len}.
23326 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23328 * config/i386/i386.md (floatunssisf2): Use
23329 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23330 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23331 Macroize expander using MODEF mode iterator.
23333 2008-02-05 Diego Novillo <dnovillo@google.com>
23335 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23338 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23340 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23343 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23345 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23348 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23349 to indicate if a message should be generated.
23350 (init_cumulative_args): Updated.
23351 (function_value_32): Likewise.
23353 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23355 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23357 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23360 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23361 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23363 2008-02-04 Diego Novillo <dnovillo@google.com>
23365 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23368 * tree-vrp.c (vrp_evaluate_conditional): With
23369 -Wtype-limits, emit a warning when comparing against a
23370 constant outside the natural range of OP0's type.
23372 2008-02-04 Richard Guenther <rguenther@suse.de>
23374 PR middle-end/33631
23375 * expr.c (count_type_elements): Give for unions instead of
23378 2008-02-04 Richard Guenther <rguenther@suse.de>
23380 PR middle-end/35043
23381 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23382 to TYPE_DOMAINs base type instead of using bitsizetype here.
23384 2008-02-03 Jason Merrill <jason@redhat.com>
23386 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23388 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23391 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23392 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23393 (RS/6000 and PowerPC Options): Fix typos and markup.
23394 * doc/passes.texi (Tree-SSA passes): Likewise.
23396 2008-02-02 Michael Matz <matz@suse.de>
23399 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23400 from record_last_reg_set_info.
23401 (record_last_reg_set_info): Take an RTX argument, iterate over all
23402 constituent hardregs.
23403 (record_last_set_info, record_opr_changes): Change calls to
23404 new signature or to record_last_reg_set_info_regno.
23406 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23408 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23410 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23412 PR rtl-optimization/34773
23413 * reg-notes.def (EQUAL): Mention significance of combination of
23414 REG_EQUAL and REG_RETVAL.
23415 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23416 insn that has a REG_RETVAL.
23418 2008-02-01 Roger Sayle <roger@eyesopen.com>
23421 * configure.ac (--enable-fixed-point): Disable unless explicitly
23423 * configure: Regenerate.
23425 2008-02-01 Richard Guenther <rguenther@suse.de>
23428 * invoke.texi (-finline-limit): Remove no longer true parts
23429 of the documentation. Note that there is no default value.
23431 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23432 Mark Mitchell <mark@codesourcery.com>
23433 Ben Elliston <bje@au.ibm.com>
23436 * doc/extend.texi (Other Builtins): Document.
23438 2008-01-31 Tom Browder <tom.browder@gmail.com>
23440 * doc/c-tree.texi (Types): Fix grammar.
23441 (Expression trees): Ditto.
23442 * doc/passes.texi (Tree-SSA passes): Ditto.
23444 * doc/configterms.texi (Configure Terms): Fix typo.
23445 * doc/cpp.texi (Common Predefined Macros): Ditto.
23446 * doc/md.texi (Machine Constraints): Ditto.
23448 * doc/makefile.texi (Makefile): Add comma.
23450 2008-01-31 Tom Browder <tom.browder@gmail.com>
23451 Gerald Pfeifer <gerald@pfeifer.com>
23453 * doc/sourcebuild.texi (Front End): Remove references to CVS
23454 and CVSROOT/modules.
23455 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23456 (Back End): Remove reference to CVS.
23458 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23461 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23463 (mips16_gp_pseudo_reg): ...here.
23464 * config/mips/mips.md (load_const_gp): Replace with...
23465 (load_const_gp_<mode>): ...this :P-based insn.
23467 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23469 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23470 options. Minor fixes.
23471 (-std): Move reference to standards closer to where language
23472 standards are first mentioned.
23474 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23476 PR rtl-optimization/34995
23477 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23478 parameter and return a bool. If the rtx parameter is nonnull,
23479 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23480 (find_reloads): Update call accordingly. Pass the new operand
23481 if it needed no address reloads, otherwise pass null.
23483 2008-01-30 Richard Henderson <rth@redhat.com>
23486 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23487 for unbounded arrays.
23489 2008-01-30 Silvius Rus <rus@google.com>
23491 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23493 2008-01-30 Jan Hubicka <jh@suse.cz>
23496 * i386.c (init_cumulative_args): Use real function declaration when
23499 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23501 PR rtl-optimization/34998
23502 * global.c (build_insn_chain): Treat non-subreg_lowpart
23503 SUBREGs of pseudos as clobbering all the words covered by the
23504 SUBREG, not just all the bytes.
23505 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23506 original df_ref rather than an extract parameter.
23507 (global_conflicts): Update call accordingly.
23509 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23511 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23512 the overflow check to make it easier to read.
23513 (__fixtfdi): Change the type of the ll member in union
23514 long_double to UDItype_x.
23516 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23518 PR middle-end/34969
23519 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23520 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23521 * tree-inline.c (fold_marked_statements): Call
23522 cgraph_update_edges_for_call_stmt if folding a call statement.
23523 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23524 debug_generic_stmt calls, reset it back afterwards.
23527 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23529 * c-typeck.c (build_external_ref): Don't pedwarn about
23530 static vars in current function's scope.
23532 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23534 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23536 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23539 * ipa-struct-reorg.c: Fix spelling.
23540 * params.def: Ditto.
23542 2008-01-29 Richard Guenther <rguenther@suse.de>
23544 PR middle-end/35006
23545 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23547 * tree-inline.c (remap_type): Increment remapping_type_depth
23548 around remapping types.
23549 (copy_body_r): Only add referenced variables if they are referenced
23550 from code, not types.
23552 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23563 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23564 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23566 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23569 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23570 pointer for tiny stack.
23572 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23574 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23576 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23578 * config/vx-common.h: Fix typo in comment.
23580 2008-01-28 Ian Lance Taylor <iant@google.com>
23584 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23585 coalesce pointers if they have different DECL_NO_TBAA_P values.
23586 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23587 between variables with different DECL_NO_TBAA_P values.
23589 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23592 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23593 are not legitimate small data references on SPE targets.
23595 2008-01-28 David Daney <ddaney@avtrex.com>
23597 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23599 2008-01-28 David Daney <ddaney@avtrex.com>
23601 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23603 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23605 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23606 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23607 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23608 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23609 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23610 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23611 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23612 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23614 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23616 * basic-block.h (condjump_equiv_p): Fix comment.
23618 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23620 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23621 print_generic_stmt_indented): Fix comment.
23623 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23625 * configure.ac (__stack_chk_fail): Add detecion for availability
23626 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23627 * configure: Regenerate.
23629 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23631 PR middle-end/34688
23632 * final.c (output_addr_const): Handle TRUNCATE.
23634 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23637 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23638 (zero_cost, infinite_cost): New constants.
23639 (struct cost_pair): Change type of cost to comp_cost.
23640 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23641 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23643 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23644 split_address_cost, ptr_difference_cost, difference_cost,
23645 get_computation_cost_at, get_computation_cost,
23646 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23647 determine_use_iv_cost_condition, determine_use_iv_costs,
23648 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23649 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23650 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23651 Change type of cost to comp_cost.
23652 (determine_iv_cost): Increase cost of non-original ivs, instead
23653 of decreasing the cost of original ones.
23654 (get_address_cost): Indicate the complexity of the addressing mode
23656 (try_add_cand_for): Prefer using ivs not specific to some object.
23657 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23659 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23660 Janis Johnson <janis187@us.ibm.com>
23663 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23664 (TARGET_INSTANTIATE_DECLS): Likewise.
23665 * target.h (expand_to_rtl_hook): New target hook.
23666 (instantiate_decls): Likewise.
23667 * function.c (instantiate_decl): Make non-static. Rename to...
23668 (instantiate_decl_rtl): ... this.
23669 (instantiate_expr): Use instantiate_decl_rtl.
23670 (instantiate_decls_1): Likewise.
23671 (instantiate_decls): Likewise.
23672 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23673 * function.h (instantiate_decl_rtl): Add prototype.
23674 * cfgexpand.c (target.h): New include.
23675 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23676 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23677 (TARGET_INSTANTIATE_DECLS): Likewise.
23678 (TARGET_INITIALIZER): New target hooks added.
23679 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23681 * config/rs6000/rs6000.c (tree-flow.h): New include.
23682 (machine_function): Add sdmode_stack_slot field.
23683 (rs6000_alloc_sdmode_stack_slot): New function.
23684 (rs6000_instantiate_decls): Likewise.
23685 (rs6000_secondary_memory_needed_rtx): Likewise.
23686 (rs6000_check_sdmode): Likewise.
23687 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23688 (TARGET_INSTANTIATE_DECLS): Likewise.
23689 (rs6000_hard_regno_mode_ok): Allow SDmode.
23690 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23691 (rs6000_emit_move): Handle SDmode.
23692 (function_arg_advance): Likewise.
23693 (function_arg): Likewise.
23694 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23695 SDmode var args for 32-bit compiles.
23696 (rs6000_secondary_reload_class): Handle SDmode.
23697 (rs6000_output_function_epilogue): Likewise.
23698 (rs6000_function_value): Simplify if statement.
23699 (rs6000_libcall_value): Likewise.
23700 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23701 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23702 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23703 (movsd_hardfloat): New define_insn.
23704 (movsd_softfloat): Likewise.
23705 (movsd_store): Likewise.
23706 (movsd_load): Likewise.
23707 (extendsddd2): Likewise.
23708 (extendsdtd2): Likewise.
23709 (truncddsd2): Likewise.
23710 (movdd_hardfloat64): Fixup comment.
23711 (UNSPEC_MOVSD_LOAD): New constant.
23712 (UNSPEC_MOVSD_STORE): Likewise.
23714 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23717 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23719 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23720 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23721 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23722 and TRUTH_XOR_EXPR.
23724 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23727 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23728 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23729 __LONGDOUBLE128 too.
23730 * config/rs6000/aix61.h: New file.
23732 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23734 PR rtl-optimization/34959
23735 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23736 popcount and parity rtxes the same mode as their operand.
23737 Truncate or extend the result to the return value's mode
23740 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23743 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23744 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23745 to GOT_VERSION_REGNUM.
23746 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23747 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23748 * config/mips/mips.c (mips_emit_call_insn): New function.
23749 (mips_call_tls_get_addr): Call mips_expand_call directly.
23750 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23752 (mips16_build_call_stub): Likewise. Return the call insn or null.
23753 (mips_expand_call): Update the call to mips16_build_call_stub
23754 accordingly and a remove redundant condition. Assert that MIPS16
23755 stubs do not use lazy binding. Use mips_emit_call_insn and return
23757 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23759 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23760 (mips_avoid_hazard): Remove hazard_set handling.
23761 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23762 (UNSPEC_RESTORE_GP): ...this.
23763 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23764 (FAKE_CALL_REGNO): Rename to...
23765 (GOT_VERSION_REGNUM): ...this.
23766 (type): Add "ghost" value. Add an associated insn reservation.
23767 (hazard_set): Remove.
23768 (exception_receiver): Rename to...
23769 (restore_gp): ...this and update the unspec identifier accordingly.
23770 (exception_receiver, nonlocal_got_receiver): New expanders.
23771 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23772 FAKE_CALL_REGNO. Remove hazard_set attribute.
23773 (set_got_version, update_got_version): New patterns.
23775 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23778 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23780 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23783 * doc/install.texi2html: Generate gcc-vers.texi.
23785 2008-01-25 DJ Delorie <dj@redhat.com>
23787 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23789 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23791 * config/c4x: Remove directory.
23792 * config.gcc (crx-*, mt-*): Mark obsolete.
23793 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23794 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23795 sh-*-rtemscoff*): Remove cases.
23796 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23797 * real.c (encode_c4x_single, decode_c4x_single,
23798 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23799 c4x_extended_format): Remove.
23800 * real.h (c4x_single_format, c4x_extended_format): Remove.
23801 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23803 (Pragmas): Remove comment about c4x pragmas.
23804 * doc/install.texi (c4x): Remove target-specific instructions.
23805 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23806 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23807 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23808 refer to C4x source files as examples.
23809 (C4X_FLOAT_FORMAT): Remove documentation.
23811 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23813 * config/bfin/bfin.c (override_options): Reorder tests so that
23814 flag_pic gets enabled for -msep-data.
23816 2008-01-25 Richard Guenther <rguenther@suse.de>
23818 PR middle-end/32244
23819 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23820 to its bitfield precision if required.
23822 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23824 PR middle-end/33880
23825 * tree-nested.c (walk_omp_for): New function.
23826 (convert_nonlocal_reference, convert_local_reference): Call
23827 walk_omp_for on OMP_FOR.
23828 (convert_call_expr): Call walk_body on OMP_FOR's
23829 OMP_FOR_PRE_INIT_BODY.
23831 2008-01-25 Richard Guenther <rguenther@suse.de>
23833 PR tree-optimization/34966
23834 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23835 default defs and PHI_NODEs we have to insert after the
23836 defining statement.
23838 2008-01-24 Nick Clifton <nickc@redhat.com>
23840 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23841 Provide a default definition.
23842 (LIBGCC2_UNITS_PER_WORD): Likewise.
23844 * config/stormy16/stormy16.c: Include df.h for the prototype
23845 for df_regs_ever_live_p.
23846 (xstormy16_expand_builtin_va_start): Convert the stack offset
23847 into a component_ref and then use POINTER_PLUS_EXPR to add it
23848 to the incoming_virtual_args_rtx.
23849 (xstormy16_gimplify_va_arg_expr): Rename to
23850 xstormy16_gimplify_va_arg_expr.
23851 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23852 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23853 xstormy16_gimplify_va_arg_expr.
23854 Fix up some formatting issues.
23856 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23857 Move to predicates.md.
23858 (xs_hi_general_operand): Likewise.
23859 (xs_hi_nonmemory_operand): Likewise.
23860 * config/stormy16/predicates.md:
23861 (xstormy16_carry_plus_operand): New predicate.
23862 (xs_hi_general_operand): New predicate.
23863 (xs_hi_nonmemory_operand): New predicate.
23864 * config/stormy16/stormy16-protos.h:
23865 (xstormy16_carry_plus_operand): Delete prototype.
23866 (xs_hi_general_operand): Likewise.
23867 (xs_hi_nonmemory_operand): Likewise.
23869 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23870 modifiers as they are no longer needed and they can trigger
23871 reload spill failures.
23873 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23874 with a match_operand in order to help reload.
23876 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23877 constraint with 'e' for the 8th alternative as this version of
23878 the mov.w instruction only accepts the lower 8 registers.
23880 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23883 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23884 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23887 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23889 PR middle-end/33333
23890 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23892 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23894 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23896 (remove_structure): Update allocations list before removing structure.
23898 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23900 * ipa-struct-reorg.c (is_safe_cond_expr,
23901 create_new_stmts_for_cond_expr): Use integer_zerop function,
23902 that recognize not only zero-pointer, but zero-integer too.
23904 2008-01-25 Ben Elliston <bje@au.ibm.com>
23907 * fixproto: Escape "." in sed expression that strips leading "./".
23909 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23912 * gcc.c (SWITCH_OK): Removed.
23913 (SWITCH_LIVE): Changed to bit.
23914 (SWITCH_FALSE): Likewise.
23915 (SWITCH_IGNORE): Likewise.
23916 (switchstr): Change live_cond to unsigned int.
23917 (process_command): Replace SWITCH_OK with 0.
23918 (do_self_spec): Likewise.
23919 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23920 (give_switch): Likewise.
23921 (used_arg): Likewise.
23922 (do_spec_1): Set the SWITCH_IGNORE bit.
23923 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23924 bits. Set the SWITCH_LIVE bit.
23926 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23928 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23930 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23932 PR tree-optimization/34472
23933 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23934 parameter to a "bool *" and set *DATA to false if there is
23935 an unsafe access. Do not delete the structure here.
23936 (check_cond_exprs): Delete it here instead.
23937 (check_cond_exprs, exclude_cold_structs): Do not increase
23938 I when removing a structure.
23940 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23943 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23944 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23946 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23948 PR middle-end/34934
23949 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23950 a fixed vector for stack.
23952 2008-01-24 Ben Elliston <bje@au.ibm.com>
23955 * doc/gcc.texi (Software development): Add a direntry for g++.
23957 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23959 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23960 stale and straggling -fforce-addr comments above.
23962 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23964 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23965 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23967 2008-01-23 Michael Matz <matz@suse.de>
23970 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23973 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23975 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23976 malloc result type.
23978 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23980 * config/avr/avr.c (avr_current_arch): New variable.
23981 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23982 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23983 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23984 (avr_override_options): Init 'avr_current_arch'.
23985 (base_arch_s): Move from here...
23986 * config/avr/avr.h (base_arch_s): ... here. Add new members
23987 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23988 'mega' to 'have_jmp_call'.
23989 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23990 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23992 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23994 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23995 MULTILIB_MATCHES): Ditto.
23997 2008-01-23 Richard Guenther <rguenther@suse.de>
23999 PR middle-end/31529
24000 * cgraphunit.c (cgraph_reset_node): Always mark the node
24001 not reachable if it is not queued already.
24003 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24005 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24006 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24007 (cputype_selected): New static variable.
24008 (bfin_handle_option): Set it if -mcpu is used.
24009 (override_option): Select default set of workarounds if no cpu type
24010 selected on the command line.
24011 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24013 From Michael Frysinger <michael.frysinger@analog.com>
24014 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24015 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24017 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24018 for bf547, bf523, bf524, and bf526.
24019 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24021 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24022 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24023 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24024 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24025 * doc/invoke.texi (Blackfin Options): Document that
24026 -mcpu now accept bf547, bf523, bf524, and bf526.
24028 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24030 PR rtl-optimization/34628
24031 * combine.c (try_combine): Stop and undo after the first combination
24032 if an autoincrement side-effect on the first insn has effectively
24035 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24038 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24039 Offset addresses are not valid for Altivec or paired float modes.
24041 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24044 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24045 if DECL_INITIAL (decl) is error_mark_node.
24048 * c-common.c (handle_vector_size_attribute): Only allow
24049 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24050 the same way as pointer, array etc. types.
24051 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24054 * tree.c (build_type_attribute_qual_variant): Call
24055 build_qualified_type if attributes are equal, but quals are not.
24057 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24060 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24061 * flags.h (warn_strict_aliasing): Remove.
24062 (warn_strict_overflow): Remove.
24063 * opts.c (warn_strict_aliasing): Remove.
24064 (warn_strict_overflow): Remove.
24065 * c-opts.c (c_common_handle_option): -Wall only sets
24066 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24067 (c_common_post_options): Give default values to -Wstrict-aliasing
24068 and -Wstrict-overflow if they are uninitialized.
24069 * common.opt (Wstrict-aliasing): Specify Var and Init.
24070 (Wstrict-overflow): Likewise.
24072 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24074 PR rtl-optimization/26854
24075 PR rtl-optimization/34400
24076 PR rtl-optimization/34884
24077 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24079 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24080 (df_rd_bb_info.expanded_lr_out): Deleted
24081 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24082 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24083 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24084 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24085 Removed code to allocate, initialize or free expanded_lr_out.
24086 (df_rd_bb_local_compute_process_def): Restructured to make more
24088 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24089 sets if the sets are being trimmed.
24091 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24094 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24095 (as_vers): Likewise.
24096 * configure: Regenerated.
24098 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24100 PR middle-end/33092
24101 * tree-pass.h (pass_build_alias): New pass.
24102 * tree-ssa-alias.c (gate_build_alias): New.
24103 (pass_build_alias): New.
24104 * passes.c (init_optimization_passes): Add pass_build_alias after
24105 pass_create_structure_vars.
24107 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24109 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24110 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24111 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24112 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24113 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24114 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24115 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24116 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24117 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24118 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24119 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24120 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24121 * config/s390/s390.md (FP_ALL): New mode iterator.
24122 (_d): New mode attribute.
24123 ("*signbit<mode>2>"): Changed mode of first operand.
24124 ("isinf<mode>2"): Changed mode of first operand.
24125 ("*TDC_insn"): Adaptation for DFP modes.
24127 2008-01-22 Ben Elliston <bje@au.ibm.com>
24129 * tree.c (check_qualified_type): Improve function description.
24131 2008-01-21 Jason Merrill <jason@redhat.com>
24134 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24135 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24138 2008-01-21 DJ Delorie <dj@redhat.com>
24140 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24143 2008-01-21 Richard Guenther <rguenther@suse.de>
24145 PR middle-end/34856
24146 * tree-cfg.c (verify_expr): Allow all invariant expressions
24147 instead of just constant class ones as reference argument.
24148 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24149 like any other constant.
24150 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24152 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24154 * regmove.c (fixup_match_1): Update call crossed frequencies.
24156 2008-01-21 Richard Guenther <rguenther@suse.de>
24159 * tree-inline.c (setup_one_parameter): Deal with mismatched
24160 types using a VIEW_CONVERT_EXPR.
24162 2008-01-21 Alon Dayan <alond@il.ibm.com>
24163 Olga Golovanevsky <olga@il.ibm.com>
24165 PR tree-optimization/34701
24166 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24167 when the structure size is not a power of 2.
24169 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24171 * doc/install.texi: Add doc for --enable-checking=df.
24173 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24175 PR rtl-optimization/34808
24176 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24178 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24180 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24183 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24185 PR rtl-optimization/26854
24186 PR rtl-optimization/34400
24187 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24189 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24190 (df_rd_bb_info.expanded_lr_out): New.
24191 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24192 * loop_iv.c (iv_analysis_loop_init): Ditto.
24193 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24194 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24195 Added code to allocate, initialize or free expanded_lr_out.
24196 (df_rd_bb_local_compute_process_def): Restructured to make
24197 more understandable.
24198 (df_rd_confluence_n): Add code to do nothing with fake edges and
24199 code to no apply invalidate_by_call sets if the sets are being trimmed.
24200 (df_lr_local_finalize): Renamed to df_lr_finalize.
24201 (df_live_local_finalize): Renamed to df_live_finalize.
24203 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24206 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24207 deciding whether to use reciprocal instructions.
24209 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24211 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24212 dwarf2out_note_section_used if cold_text_section is NULL.
24214 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24216 PR gcov-profile/34610
24217 * tree-cfg.c (make_edges): Mark both outgoing edges from
24218 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24219 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24220 from OMP_FOR and OMP_CONTINUE outgoing edges.
24222 * tree-profile.c (tree_profiling): Return early if
24223 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24225 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24226 from cfun to child_cfun.
24227 * function.h (struct function): Add after_tree_profile bit.
24229 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24231 * config/avr/avr.S (_exit): Disable interrupt.
24233 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24234 Steven Bosscher <stevenb.gcc@gmail.com>
24236 PR rtl-optimization/26854
24237 PR rtl-optimization/34400
24238 * df-problems.c (df_live_scratch): New scratch bitmap.
24239 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24240 (df_live_reset): Clear the proper bitmaps.
24241 (df_live_bb_local_compute): Only process the artificial defs once
24242 since the order is not important.
24243 (df_live_init): Init the df_live sets only with the variables
24244 found live by df_lr.
24245 (df_live_transfer_function): Use the df_lr sets to prune the
24246 df_live sets as they are being computed.
24247 (df_live_free): Free df_live_scratch.
24249 2008-01-18 Ian Lance Taylor <iant@google.com>
24251 * common.opt: Add fmerge-debug-strings.
24252 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24253 flag_merge_debug_strings rather than flag_merge_constants.
24254 * doc/invoke.texi (Option Summary): Mention
24255 -fmerge-debug-strings.
24256 (Debugging Options): Document -fmerge-debug-strings.
24258 2008-01-18 Ian Lance Taylor <iant@google.com>
24261 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24262 (struct tree_function_decl): Add new field operator_new_flag.
24263 * tree-inline.c (expand_call_inline): When inlining a call to
24264 operator new, force the return value to go into a variable, and
24265 set DECL_NO_TBAA_P on that variable.
24266 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24268 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24271 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24272 DWARF2_DEBUGGING_INFO.
24273 (dwarf2out_note_section_used): Ditto. Add prototype.
24274 (have_multiple_function_sections, text_section_used,
24275 cold_text_section_used, *cold_text_sections): Move declarations
24278 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24280 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24281 field and add signal_ra.
24282 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24283 assignments to frame state pc. Move end of stack check after
24284 MD_FALLBACK_FRAME_STATE_FOR.
24285 (uw_update_context_1): Use frame state signal_regs if set, instead
24286 of checking signal_frame flag.
24287 (uw_update_context): Use frame state signal_ra if set.
24288 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24289 * config/xtensa/linux-unwind.h: New file.
24291 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24293 * modulo-sched.c (get_sched_window): Fix comment typo.
24295 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24297 PR tree-optimization/34648
24298 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24300 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24302 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24303 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24305 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24307 PR rtl-optimization/34400
24308 * df-core.c (df_worklist_dataflow_overeager,
24309 df_worklist_dataflow_doublequeue): New functions.
24310 (df_worklist_dataflow): Two different worklist solvers.
24311 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24314 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24317 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24318 and ftree-parallelize-loops.
24320 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24322 PR rtl-optimization/34826
24323 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24325 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24327 * global.c (find_reg): Mark the eh regs as used if necessary.
24328 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24329 * ra.h (struct allocno): no_eh_reg field added. Changed
24330 no_stack_reg type to bitfield.
24332 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24334 * tree.c (substitute_in_expr): Add missing 'break'.
24336 2008-01-17 Richard Guenther <rguenther@suse.de>
24338 PR tree-optimization/34825
24339 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24340 x / x as division to handle.
24342 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24344 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24345 "-pthread" is specified.
24346 * pa-hpux11.h (LIB_SPEC): Likewise.
24348 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24349 Peter Bergner <bergner@vnet.ibm.com>
24351 PR rtl-optimization/33796
24352 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24354 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24356 PR libgfortran/34699
24357 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24359 * pa-hpux10.h (LINK_SPEC): Likewise.
24360 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24362 2008-01-16 Richard Guenther <rguenther@suse.de>
24364 PR middle-end/32628
24365 * fold-const.c (fold_convert_const_int_from_int): Do not
24366 set overflow if that occured only because of a sign extension
24367 change when converting from/to a sizetype with the same
24368 precision and signedness.
24370 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24373 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24374 location address to the correct place. Update copyright year.
24376 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24378 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24379 no dependences in the dependence_relations vector.
24381 2008-01-16 Jan Hubicka <jh@suse.cz>
24383 PR rtl-optimization/31396
24384 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24385 * cfg.c (dump_reg_info): Print it.
24386 * regs.h (struct reg_info_t): add freq_calls_crossed.
24387 (REG_FREQ_CALLS_CROSSED): New macro.
24388 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24389 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24390 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24391 regmove_optimize): Update call crossed frequencies.
24392 * local-alloc.c (struct qty): Add freq_calls_crossed.
24393 (alloc_qty): Copute freq_calls_crossed.
24394 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24395 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24396 * ra.h (struct allocno): Add freq_calls_crossed.
24398 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24400 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24401 libgomp when compiling with ftree-parallelize-loops.
24402 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24404 2008-01-16 Richard Guenther <rguenther@suse.de>
24406 PR tree-optimization/34769
24407 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24408 * tree.c (int_cst_value): Instead make this function more
24409 permissive in what it accepts as valid input. Document this
24410 function always sign-extends the value.
24412 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24413 Richard Guenther <rguenther@suse.de>
24416 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24417 (gimple_fold_indirect_ref_rhs): ... this.
24418 (gimple_fold_indirect_ref): New function with foldings
24419 that preserve lvalueness.
24420 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24421 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24422 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24423 to fold an INDIRECT_REF, fall back to the old use of
24424 fold_indirect_ref_1.
24426 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24428 * tree-data-ref.c (subscript_dependence_tester_1): Call
24429 free_conflict_function.
24430 (compute_self_dependence): Same.
24432 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24435 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24436 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24438 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24439 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24440 for DWARF2_UNWIND_INFO targets.
24442 2008-01-16 Richard Guenther <rguenther@suse.de>
24445 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24446 type qualifiers for function types.
24448 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24450 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24451 loop_iterator li from previous commit.
24453 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24455 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24457 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24459 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24460 (parallelize_loops): Don't parallelize irreducible components.
24462 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24465 * c-opts (c_common_post_options): Do not enable CPP
24466 flag_pedantic_errors by default.
24468 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24470 PR rtl-optimization/31944
24471 * cse.c (remove_pseudo_from_table): New function.
24472 (merge_equiv_classes): Use above function to remove pseudo-registers.
24473 (invalidate): Likewise.
24475 2008-01-13 Richard Guenther <rguenther@suse.de>
24477 PR middle-end/34601
24478 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24479 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24481 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24483 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24484 validate_change to unshare the source of the PC set.
24486 2008-01-12 Jan Hubicka <jh@suse.cz>
24488 PR middle-end/32135
24489 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24490 references above array bounds. This might trigger bounds checks for
24491 pointers to arrays.
24493 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24495 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24496 new_replaceable_dependencies.
24498 2008-01-12 Doug Kwan <dougkwan@google.com>
24500 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24501 instead of OPT_Wreturn_type in warning due to ignored return type
24503 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24504 options included in -Wextra.
24505 * c.opt: New option -Wignored_qualifiers.
24506 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24507 -Wignore_qualifiers.
24508 (-Wignored-qualifiers): Document.
24509 (-Wreturn-type): Remove description of functionality now handled
24510 by -Wignored-qualifiers.
24512 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24515 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24516 NOP_EXPR if it is between integral types with the same precision.
24518 2008-01-12 Jan Hubicka <jh@suse.cz>
24521 * invoke.texi (max-inline-recursive-depth): Fix default value.
24523 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24525 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24528 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24530 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24532 2008-01-11 James E. Wilson <wilson@specifix.com>
24535 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24537 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24539 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24540 save/restore frame pointer register and don't use 'call-prologues'
24541 optimization in function with "OS_task" attribute.
24543 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24545 PR middle-end/31309
24546 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24547 when copying to memory.
24549 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24551 PR rtl-optimization/30905
24552 * cfgcleanup.c: Include dce.h
24553 (crossjumps_occured): New global variable.
24554 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24555 If something changed, set crossjumps_occured to true.
24556 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24557 Don't add/remove fake edges to exit here...
24558 (cleanup_cfg): ...but do it here, when crossjumping.
24559 Run a fast DCE when successful crossjumps occured in the latest
24560 iteration of try_optimize_cfg.
24562 2008-01-11 Richard Guenther <rguenther@suse.de>
24564 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24565 (struct vn_unary_op_s): Likewise.
24566 (vn_reference_insert): Free old reference on hash collision.
24568 2008-01-10 Raksit Ashok <raksit@google.com>
24570 PR rtl-optimization/27971
24571 * combine.c (find_split_point): Split PLUS expressions which are
24572 inside a MEM rtx, and whose first operand is complex.
24574 2008-01-10 DJ Delorie <dj@redhat.com>
24576 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24577 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24578 (m32c_hard_regno_ok): Call the underlying function.
24580 2008-01-10 Richard Guenther <rguenther@suse.de>
24582 PR middle-end/34683
24583 * tree-cfg.c (tree_merge_blocks): Do not go through the
24584 full-blown folding and stmt updating path if we just deal
24585 with virtual operands.
24586 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24587 test for abnormal SSA_NAMEs.
24589 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24591 PR middle-end/34641
24592 * reload.c (push_reload): Add assertions. All constants from
24593 reg_equiv_constant should have been used for replacing the respective
24595 (find_reloads_address): Invoke find_reloads_address_part for
24596 constant taken from the reg_equiv_constant array.
24598 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24600 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24601 field (valnum) the first in the struct. Replace bools with
24604 2008-01-10 Richard Guenther <rguenther@suse.de>
24606 PR tree-optimization/34651
24607 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24608 types and ordering for masking and converting.
24610 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24612 PR tree-optimization/34017
24613 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24614 also for PHI_NODE expressions.
24616 2008-01-09 Jan Hubicka <jh@suse.cz>
24618 PR tree-optimization/34708
24619 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24620 based on number of case labels.
24621 (init_inline_once): Remove switch_cost.
24622 * tree-inline.h (eni_weights_d): Remove switch_cost.
24624 2008-01-09 Richard Guenther <rguenther@suse.de>
24625 Andrew Pinski <andrew_pinski@playstation.sony.com>
24627 PR middle-end/30132
24628 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24629 temporary if an rvalue is ok or an lvalue is not required.
24631 2008-01-09 Richard Guenther <rguenther@suse.de>
24633 PR middle-end/34458
24634 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24635 adjust return type.
24637 2008-01-09 Richard Guenther <rguenther@suse.de>
24639 PR middle-end/34679
24640 * tree.c (host_integerp): Check for sizetype only if the
24641 type is an integer type.
24643 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24646 * opts.c (decode_options): Disable inlining of functions called
24647 once if not in unit-at-a-time mode.
24649 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24651 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24653 2008-01-08 Richard Guenther <rguenther@suse.de>
24655 PR middle-end/31863
24656 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24657 out early if the result will be unused.
24659 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24664 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24665 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24668 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24670 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24671 for vectorization tuned.
24673 2008-01-08 Richard Guenther <rguenther@suse.de>
24675 PR tree-optimization/34683
24676 * tree-ssa-operands.c (operand_build_cmp): Export.
24677 * tree-ssa-operands.h (operand_build_cmp): Declare.
24678 * tree-vn.c (vuses_compare): Remove.
24679 (sort_vuses): Use operand_build_cmp.
24680 (sort_vuses_heap): Likewise.
24681 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24682 to re-use old VEC if available. Do not sort already sorted VUSEs.
24683 (vdefs_to_vec): Do not sort already sorted VDEFs.
24685 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24687 PR middle-end/34694
24688 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24690 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24693 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24694 limitations of reciprocal sequences on x86 targets.
24696 2008-01-08 Richard Guenther <rguenther@suse.de>
24698 PR tree-optimization/34683
24699 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24701 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24704 * config/darwin.c (darwin_mergeable_string_section): Don't use
24705 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24707 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24710 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24711 negxf2. Macroize expander using X87MODEF mode iterator. Change
24712 predicates of op0 and op1 to register_operand.
24713 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24714 expander using X87MODEF mode iterator. Change predicates of
24715 op0 and op1 to register_operand.
24716 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24717 corresponding patterns and macroize using MODEF macro. Change
24718 predicates of op0 and op1 to register_operand and remove
24719 "m" constraint. Disparage "r" alternative with "!".
24720 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24721 macroize using X87MODEF macro. Change predicates of op0 and op1
24722 to register_operand and remove "m" constraint. Disparage "r"
24723 alternative with "!".
24724 (absneg splitter with memory operands): Remove.
24725 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24726 patterns and macroize using X87MODEF mode iterator.
24727 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24728 Change predicate of op1 to register_operand.
24729 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24730 for memory operands.
24732 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24734 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24736 2008-01-07 Richard Guenther <rguenther@suse.de>
24738 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24741 2008-01-07 Richard Guenther <rguenther@suse.de>
24743 PR tree-optimization/34683
24744 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24745 VOPs of the needed size to save memory. Use VEC_quick_push
24746 to save compile-time.
24747 (vdefs_to_vec): Likewise.
24749 2008-01-07 Sa Liu <saliu@de.ibm.com>
24751 * config/spu/spu.md (divdf3): Genetate inline code for double
24752 division. The implementation doesn't handle INF or NAN, therefore it
24753 only applies when -ffinite-math-only is given.
24755 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24758 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24759 * doc/cpp.texi ([Common Predefined Macros]): Document.
24761 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24763 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24764 order to use commutative addition instead of subtraction.
24766 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24767 Mircea Namolaru <namolaru@il.ibm.com>
24768 Vladimir Yanovsky <yanov@il.ibm.com>
24769 Revital Eres <eres@il.ibm.com>
24771 PR tree-optimization/34263
24772 * tree-outof-ssa.c (process_single_block_loop_latch,
24773 contains_tree_r): New functions.
24774 (analyze_edges_for_bb): Call process_single_block_loop_latch
24775 function to empty single-basic-block latch block if possible.
24777 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24779 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24781 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24783 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24785 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24787 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24789 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24791 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24793 PR tree-optimization/34618
24794 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24797 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24800 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24801 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24802 Update copyright year.
24804 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24805 Update copyright year.
24806 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24809 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24811 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24812 edge does not point to current bb before changing need_assert.
24814 2008-01-04 Richard Guenther <rguenther@suse.de>
24816 PR middle-end/34029
24817 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24818 for verifying purposes if they are is_gimple_min_invariant.
24820 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24822 PR tree-optimization/34448
24823 PR tree-optimization/34465
24824 * gimplify.c (gimplify_init_constructor): Add new parameter
24825 notify_temp_creation. Use it.
24826 (gimplify_modify_expr_rhs): Take volatiles into account when
24827 optimizing constructors.
24828 Do not optimize constructors if gimplify_init_constructor will dump to
24830 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24831 * gcc.c-torture/compile/pr34448.c: New.
24833 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24835 PR gcov-profile/34609
24836 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24837 return_slot if result is TREE_ADDRESSABLE.
24839 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24841 * config/mips/mips.md (sqrt_condition): Tweak comment.
24842 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24844 2008-01-03 Tom Tromey <tromey@redhat.com>
24847 * c-common.c (c_type_hash): Handle VLAs.
24849 2008-01-03 Jan Hubicka <jh@suse.cz>
24851 PR tree-optimization/31081
24852 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24853 0 when inlining and not inlining to first basic block.
24854 (remap_decl): When var is initialized to 0, don't set default_def.
24855 (expand_call_inline): Set entry_bb.
24856 * tree-inline.h (copy_body_data): Add entry_bb.
24858 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24861 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24864 PR tree-optimization/29484
24865 * tree-inline.c (inline_forbidden_p_2): New function.
24866 (inline_forbidden_p): Disallow inlining if some static var
24867 has an address of a local LABEL_DECL in its initializer.
24868 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24871 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24873 PR tree-optimization/34635
24874 * tree-data-ref.c (add_other_self_distances): Make sure that the
24875 evolution step is constant.
24877 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24879 PR middle-end/34608
24880 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24882 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24884 * tree-sra.c (scalarize_init): Insert the generate_element_init
24885 statements after the generate_element_zero statements.
24887 2008-01-02 Richard Guenther <rguenther@suse.de>
24889 PR middle-end/34093
24890 PR middle-end/31976
24891 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24892 for very large number of operands instead of ICEing.
24894 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24897 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24898 while stack probing.
24900 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24902 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24905 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24907 PR libmudflap/26442
24908 * tree-mudflap.c (mx_register_decls): Guard warning by
24909 !DECL_ARTIFICIAL check.
24911 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24913 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24914 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24915 sse5_perm<mode>): Fix constraints.