1 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.md (call, call_value): Generate an rtx for register r4 and pass
5 it to PIC call patterns.
6 (call_symref_pic): Revise pattern to expose PIC register save. Remove
7 code generation and attributes from pattern. Change peephole2 to split
8 for noreturn case. Revise split pattern for non noreturn case.
9 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
10 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
11 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
14 2008-10-11 David Edelsohn <edelsohn@gnu.org>
16 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
17 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
19 (divdf3): Reformat long line.
21 2008-10-11 Michael J. Eager <eager@eagercon.com>
23 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
25 (rs6000_handle_option): Process -mfpu options.
26 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
27 (enum fpu_type_t): New.
28 * config/rs6000/rs6000.md (attr fp_type): New.
30 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
32 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
33 (floatdidf2): Add TARGET_SINGLE_FPU condition.
34 * config/rs6000/rs6000.opt (-mfpu): New.
36 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
37 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
38 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
39 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
40 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
42 2008-10-11 Jakub Jelinek <jakub@redhat.com>
45 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
46 LO_SUM on Darwin if mode has just one unit.
48 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
51 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
52 has been optimized out.
54 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
56 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
57 instead of PIC_DIRECT_ADDR_P.
58 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
59 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
60 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
61 (PIC_OFFSET_P): Rename to...
62 (PCREL_SYMOFF_P): ...this.
63 (PIC_DIRECT_ADDR_P): Delete.
64 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
66 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
67 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
68 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
69 * config/sh/sh.c (print_operand): Remove CONST handling.
70 (unspec_caller_rtx_p): Rewrite to use split_const and check
71 the operands of UNSPEC bases.
72 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
73 with (unspec [A B] UNSPEC_SYMOFF).
74 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
76 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
77 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
78 (UNSPEC_EXTRACT_U16): Likewise.
79 (UNSPEC_SYMOFF): Likewise.
80 (UNSPEC_PCREL_SYMOFF): Likewise.
81 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
83 (movsi_const_16bit): Likewise.
84 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
85 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
86 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
87 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
88 with (unspec [A B] UNSPEC_SYMOFF).
89 (symPLT_label2reg): Replace (minus A (minus B pc)) with
90 (unspec [A B] PCREL_UNSPEC_SYMOFF).
91 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
92 (Csu): Likewise UNSPEC_EXTRACT_U16.
93 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
94 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
96 2008-10-10 Stepan Kasal <skasal@redhat.com>
98 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
99 for loop strip mining and loop blocking.
101 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
103 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
104 vary types depending on debug info.
106 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
108 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
109 before ensuring it's already computed.
111 2008-10-09 Jakub Jelinek <jakub@redhat.com>
113 * rtl.h (locator_eq): New decl.
114 * cfglayout.c (locator_scope): New function.
115 (insn_scope): Use it.
116 (locator_eq): New function.
117 (fixup_reorder_chain): Search for last insn in src bb
118 that has locator set or first insn in dest bb. Use
119 locator_eq instead of == to compare locators.
120 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
121 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
122 == to compare locators.
124 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
126 * gimple-low.c (lower_function_body, lower_gimple_return,
127 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
128 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
129 goto_block on edges if goto_locus is known.
132 * tree.h (get_object_alignment): Declare.
133 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
134 get_object_alignment if needed.
135 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
137 (get_object_alignment): ... here. New function. Try harder to
138 determine alignment from get_inner_reference returned offset.
140 2008-10-08 Jakub Jelinek <jakub@redhat.com>
142 * graphite.c (gloog): Don't call find_unreachable_blocks
143 before delte_unreachable_blocks.
145 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
146 goto_locus of true_edge into RTL locator.
148 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
151 (*jcc_btdi_mask_rex64): Ditto.
153 (*jcc_btsi_mask): Ditto.
154 (*jcc_btsi_1): Ditto.
155 (*jcc_btsi_mask_1): Ditto.
157 2008-10-08 Paul Brook <paul@codesourcery.com>
159 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
160 compatible profiler (__gnu_mcount_nc).
161 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
163 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
165 * config/i386/i386.c (initial_ix86_tune_features): Add
166 X86_TUNE_USE_VECTOR_FP_CONVERTS.
167 * config/i386/i386.h (ix86_tune_indices): Likewise.
168 (TARGET_USE_VECTOR_FP_CONVERTS): New.
170 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
171 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
172 for FP to FP splitters.
174 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
176 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
179 2008-10-08 Jakub Jelinek <jakub@redhat.com>
183 PR rtl-optimization/37341
184 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
185 to ORIG_BB, pass through ORIG_BB recursively.
186 (cse_condition_code_reg): Adjust caller.
188 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
190 * sdbout.c (sdbout_one_type): Treat the value type
191 CONST_DECL for enumerals.
193 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
195 * config/i386/i386.md: Remove trailing white spaces.
197 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
199 PR rtl-optimization/37448
200 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
201 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
203 (struct output_info) [count]: Renamed total_created and made
205 (struct output_info) [size]: Renamed total_allocated and made
207 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
208 Properly keep track of desc->size.
209 (print_statistics, dump_alloc_pool_statistics): Enhance the
210 printing of statistics to print the number of elements and to use
213 2008-10-07 Jakub Jelinek <jakub@redhat.com>
216 * opts.h (CL_SAVE): Move up to flags range.
217 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
218 CL_COMMON): Renumber.
219 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
220 * opts.c (common_handle_option): Revert last change.
222 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
224 * config/i386/i386-protos.h (ix86_schedule): New.
226 * config/i386/i386.c (ix86_schedule): New.
227 (override_options): Add schedule to processor_alias_table. Set
228 ix86_schedule from the schedule field in processor_alias_table.
229 (ix86_function_specific_save): Save ix86_schedule.
230 (ix86_function_specific_restore): Restore ix86_schedule.
232 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
233 ix86_tune. Add none and remove i386, i486, pentium4, nocona
236 * config/i386/i386.opt: Add schedule.
238 * config/i386/ppro.md: Remove generic32.
240 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
243 * expr.c (count_type_elements): Handle ERROR_MARK.
245 2008-10-07 Jakub Jelinek <jakub@redhat.com>
250 * basic-block.h (struct edge_def): Add goto_block field.
251 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
252 one insn with locus corresponding to edge's goto_locus if !optimize.
253 * profile.c (branch_prob): Copy edge's goto_block.
254 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
256 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
257 locator in between the merged basic blocks if !optimize and needed.
258 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
259 goto_locus into RTL locator. For unconditional jump use that
260 locator for the jump insn.
261 (expand_gimple_cond): Convert goto_block and goto_locus into
262 RTL locator for all remaining edges. For unconditional jump
263 use that locator for the jump insn.
264 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
265 there is more than one edge or insn locator along the forwarding
266 edges and !optimize. If there is just one, set e->goto_locus.
267 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
269 (move_block_to_fn): Adjust edge's goto_block.
271 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
274 * expmed.c (expand_mult): Properly check DImode constant in
277 2008-10-07 Jakub Jelinek <jakub@redhat.com>
280 * dwarf2out.c (common_block_die_table): New variable.
281 (common_block_die_table_hash, common_block_die_table_eq): New
283 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
284 COMMON block in the current scope rather than globally. Optimize
285 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
286 DW_OP_addr SYMBOL_REF+off.
288 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
290 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
291 Return true for non-addressable GIMPLE operands.
293 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
296 * config/i386/i386.c (initial_ix86_tune_features): Remove
297 X86_TUNE_USE_BIT_TEST.
298 * config/i386/i386.h (ix86_tune_indices): Likewise.
299 (TARGET_USE_BIT_TEST): Removed.
301 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
303 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
305 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
307 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
308 (mul<mode>3_mul3): ... into this new template.
310 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
312 * gimplify.c (gimplify_arg): Add location argument. Use it.
313 (gimplify_call_expr): Pass location to gimplify_arg.
314 (gimplify_modify_expr_to_memcpy): Same.
315 (gimplify_modify_expr_to_memset): Same.
317 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
320 Update calls to build_unary_op and build_indirect_ref for location
323 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
326 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
327 * c-typeck.c (array_to_pointer_conversion): Pass location to
329 (function_to_pointer_conversion): Use error_at and warning_at.
330 (build_indirect_ref): Same.
331 (build_array_ref): Pass location to build_binary_op.
332 (parser_build_unary_op): Do not set location after calling
334 (build_unary_op): Add location argument. Use it throughout. Set
335 EXPR_LOCATION before returning new tree.
336 (build_modify_expr): Same.
337 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
339 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
340 build_indirect_ref, build_modify_expr.
341 (c_finish_omp_for): Same. Use error_at instead of error.
342 * c-common.c (c_common_truthvalue_conversion): Pass location to
344 (warn_for_div_by_zero): Add location argument.
345 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
346 build_unary_op, warn_for_div_by_zero.
347 * c-parser.c (c_parser_typeof_specifier): Use
348 protected_set_expr_location.
349 (c_parser_statement_after_labels): Same.
350 (c_parser_condition): Same.
351 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
352 (c_parser_conditional_expression): Use protected_set_expr_location.
353 (c_parser_unary_expression): Pass location to build_indirect_ref.
354 (c_parser_postfix_expression_after_primary): Pass location to
355 build_indirect_ref, build_unary_op.
356 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
358 2008-10-06 Joshua Kinard <kumba@gentoo.org>
360 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
361 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
362 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
364 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
365 (mips_issue_rate): Handle PROCESSOR_R10000.
366 * config/mips/mips.md (cpu): Add r10000.
368 * config/mips/10000.md: New file.
370 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
372 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
373 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
374 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
376 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
378 * config/darwin-protos.h (machopic_function_base_name): Delete.
379 (machopic_function_base_sym): Likewise.
380 (machopic_gen_offset): Declare.
381 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
382 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
383 * config/darwin.c (machopic_function_base_name): Delete.
384 (machopic_function_base_sym): Likewise.
385 (gen_pic_offset): Rename to...
386 (machopic_gen_offset): ...this and remove the pic_base argument.
387 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
388 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
389 crtl->uses_pic_offset_table.
390 (machopic_indirect_data_reference): Use new machopic_gen_offset
392 (machopic_legitimize_pic_address): Likewise.
393 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
395 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
396 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
397 * config/i386/i386.c (output_set_got): Likewise.
398 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
400 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
401 (legitimate_address_p): Likewise.
402 (output_pic_addr_const): Likewise.
403 (output_addr_const_extra): Likewise.
404 (ix86_delegitimize_address): Expect darwin_local_data_pic to
405 match an UNSPEC rather than a MINUS.
406 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
407 (builtin_setjmp_receiver): Use machopic_gen_offset.
408 * config/i386/predicates.md (pic_symbolic_operand): Handle
409 UNSPEC_MACHOPIC_OFFSET.
411 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
412 Use machopic_gen_offset and machopic_operand_p.
413 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
414 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
415 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
416 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
417 Set crtl->uses_pic_offset_table.
419 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
421 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
423 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
424 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
425 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
426 (constant_pool_expr_p): Use split_const and check the base.
427 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
429 (legitimate_constant_pool_address_p): Check toc_relative_p
430 instead of constant_pool_expr_p.
431 (print_operand_address): Always use output_addr_const for
432 constant pool addresses.
433 (rs6000_output_addr_const_extra): New function.
434 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
436 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
440 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
441 (mark_ref_live, mark_ref_dead): Use them.
442 (def_conflicts_with_inputs_p): Remove.
443 (mark_early_clobbers): New function.
444 (process_bb_node_lives): Call preprocess_constraints and
447 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
449 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
451 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
452 lib with -mthread switch.
454 2008-10-05 Dodji Seketeli <dodji@redhat.com>
457 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
458 function in two, making it call a new and reusable
459 dwarf2out_imported_module_or_decl() that takes the containing
460 BLOCK of the declaration in argument.
461 (dwarf2out_imported_module_or_decl_real): New function.
462 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
463 IMPORTED_DECL in account.
464 * tree.def: Added IMPORTED_DECL node type.
465 * tree.h: Added accessors for IMPORTED_DECL nodes.
466 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
468 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
470 * doc/gimple.texi: Fix some typos, wrap some long lines,
471 fix some broken wraps with continuations.
472 * tree-ssa-reassoc.c: Fix comment typos.
474 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
477 * pa.c (legitimize_pic_address): Force function labels to memory in
480 2008-10-04 Anton Blanchard <anton@samba.org>
482 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
483 (rs6000_split_atomic_op): Same.
484 (rs6000_split_compare_and_swap): Same.
485 (rs6000_split_compare_and_swapqhi): Same.
487 2008-10-04 Richard Guenther <rguenther@suse.de>
489 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
490 instead of pointer equality.
491 (vn_nary_op_eq): Likewise.
493 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
495 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
497 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
498 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
500 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
502 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
503 Revert previous change.
505 2008-10-03 Tom Tromey <tromey@redhat.com>
507 * stringpool.c (ggc_alloc_string): Terminate string.
509 2008-10-03 Jakub Jelinek <jakub@redhat.com>
511 * gimplify.c (gimplify_function_tree): For -finstrument-functions
512 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
513 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
516 * gimplify.c (declare_vars): Use gimple_bind_block instead of
519 2008-10-03 Pascal Obry <obry@adacore.com>
521 * gcov.c (create_file_names): Properly handle UNIX and DOS
522 directory separators.
523 (make_gcov_file_name): Likewise + convert the ':' DOS drive
524 separator to '~' to ensure clean filenames on Windows.
526 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
528 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
529 Add a null terminator to the stripped name.
531 2008-10-02 David Edelsohn <edelsohn@gnu.org>
533 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
534 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
535 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
536 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
537 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
538 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
541 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
543 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
545 2008-10-02 Richard Guenther <rguenther@suse.de>
548 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
549 and VECTOR_TYPE recurse with useless_type_conversion_p which
550 properly handles void pointer conversion.
552 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
555 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
556 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
558 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
560 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
561 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
562 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
563 they translate to non builtins.
564 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
565 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
566 __builtin_vec_promote, __builtin_vec_extract, and
567 __builtin_vec_insert.
568 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
569 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
570 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
571 * config/rs6000/altivec.h (vec_extract): Define
572 (vec_insert): Define.
573 (vec_splats): Define.
574 (vec_promote): Define.
576 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
577 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
578 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
580 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
582 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
583 prototype. Add new parameter, blk.
584 Use BLKmode for the MEM if blk is true.
585 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
586 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
587 ALTIVEC_BUILTIN_STVRXL.
588 Update usage of altivec_expand_lv_builtin.
589 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
590 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
591 (altivec_init_builtins): If compiling for the Cell, also define the
593 * config/rs6000/rs6000.h (rs6000_builtins): Define
594 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
595 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
596 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
597 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
598 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
599 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
600 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
601 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
602 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
603 UNSPEC_STVRX, and UNSPEC_STVRXL.
604 (altivec_lvlx): New pattern.
605 (altivec_lvlxl): New pattern.
606 (altivec_lvrx): New pattern.
607 (altivec_lvrxl): New pattern.
608 (altivec_stvlx): New pattern.
609 (altivec_stvlxl): New pattern.
610 (altivec_stvrx): New pattern.
611 (altivec_stvrxl): New pattern.
612 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
613 (vec_lvlxl): Likewise.
614 (vec_lvrx): Define if PPU is defined.
615 (vec_lvrxl): Likewise.
616 (vec_stvlx): Define if PPU is defined.
617 (vec_stvlxl): Likewise.
618 (vec_stvrx): Define if PPU is defined.
619 (vec_stvrxl): Likewise.
621 2008-10-01 Geert Bosch <bosch@adacore.com>
623 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
625 2008-10-01 Richard Guenther <rguenther@suse.de>
627 PR tree-optimization/37617
628 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
629 do not add to the NEW_SETS.
631 2008-10-01 Richard Guenther <rguenther@suse.de>
634 * tree-vrp.c (execute_vrp): If we optimized away the default
635 case make sure to promote the label that got in place of it
636 to a default case label.
638 2008-10-01 Richard Henderson <rth@redhat.com>
641 * tree-complex.c (set_component_ssa_name): Don't optimize
642 is_gimple_min_invariant values with ssa_names in abnormal phis.
644 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
646 PR tree-optimization/37662
647 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
648 commutative binary operation if they are in the wrong order and
649 fold_build2 produces non-GIMPLE.
651 2008-09-30 Jakub Jelinek <jakub@redhat.com>
653 PR tree-optimization/37662
654 PR tree-optimization/37663
655 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
656 get_value_range with non-SSA_NAME. Don't assert operands have been
657 folded, instead just bail out.
659 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
661 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
663 2008-09-30 Richard Guenther <rguenther@suse.de>
666 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
667 build restrict-qualified pointers.
668 (vectorizable_store): Move alias check later.
669 (vectorizable_load): Likewise.
671 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
673 * c-common.c (empty_if_body_warning): Remove.
674 * c-common.h (empty_if_body_warning): Remove.
675 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
676 here the -Wempty-body warning for `if' and `else' statements.
677 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
679 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
681 * config/i386/i386.opt: Add msse2avx.
683 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
684 * config/i386/linux64.h (ASM_SPEC): Likewise.
686 * doc/invoke.texi: Document -msse2avx.
688 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
690 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
692 2008-09-29 Joseph Myers <joseph@codesourcery.com>
694 * ifcvt.c (noce_emit_store_flag): If using condition from original
695 jump, reverse it if if_info->cond was reversed.
697 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
699 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
700 non-constant memory if it cannot be forced to constant memory.
701 Overhaul surrounding code and factor out common condition.
703 2008-09-29 Jeff Law <law@redhat.com>
705 * reload1.c (alter_reg): Add missing curly braces.
707 2008-09-29 Michael J. Eager <eager@eagercon.com>
709 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
711 * config/rs6000/rs6000.c (rs6000_override_options): Move
712 rs6000_init_hard_regno_mode_ok after all options changed.
713 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
714 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
715 -msimple-fpu flags. Add warning messages if single FP not configured.
716 (rs6000_file_start): Output gnu_attribute for single-float.
717 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
718 (rs6000_legitimize_address): Likewise.
719 (rs6000_legitimize_reload_address): Likewise.
720 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
722 (function_arg_advance): Likewise (partial conversion).
723 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
724 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
726 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
727 (rs6000_emit_prologue): Likewise.
728 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
730 (rs6000_libcall_value): Likewise.
731 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
732 (TARGET_DOUBLE_FLOAT): New default to 1
733 (TARGET_SIMPLE_FPU): New default to 0
734 (TARGET_SINGLE_FPU): New default to 0
735 (TARGET_SINGLE_FLOAT_MODE): New.
736 (TARGET_DOUBLE_FLOAT_MODE): New.
737 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
738 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
740 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
741 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
742 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
743 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
744 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
745 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
746 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
747 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
748 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
749 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
750 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
751 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
752 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
753 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
754 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
755 cmptf_internal1, *cmptf_internal2): Condition on
757 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
758 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
759 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
760 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
761 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
762 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
764 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
765 * config/rs6000/rs6000.opt (-msingle-float): New.
766 (-mdouble-float): New.
768 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
769 -msingle-float, -mdouble-float, -msimple-fpu options.
770 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
771 _SOFT_DOUBLE for -msingle-float.
772 * config.gcc: New config for target=powerpc-xilinx-eabi.
774 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
776 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
778 (new_scop): Take entry and exit edge to define new SCoP.
779 (sd_region_p): New structure used during SCoP detection.
780 (move_scops): Delete.
781 (move_sd_regions): New.
782 (scopdet_info): Change the definition from edges back to basic_blocks.
783 (scopdet_edge_info): Work on basic_blocks and rename to
784 scopdet_basic_block_info.
785 (split_difficult_bb): At the moment removed. We should later
786 add it at another place.
787 (build_scops_1): Work on basic_blocks.
788 (bb_in_sd_region): New.
789 (find_single_entry_edge): New.
790 (find_single_exit_edge): New.
791 (create_single_entry_edge): New.
792 (sd_region_without_exit): New.
793 (create_single_exit_edge): New.
794 (unmark_exit_edges): New.
795 (mark_exit_edges): New.
796 (create_sese_edges): New.
797 (build_graphite_scops): New.
798 (build_scops): Make SCoPs SESE.
799 (limit_scops): Use the new functions.
801 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
803 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
805 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
808 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
809 address to a register before taking the lower part.
811 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
813 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
816 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
817 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
820 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
821 the newly created variable.
822 Create a VECTOR_CST of all 1s for vector types.
824 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
827 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
829 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
831 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
832 order to convert between modes.
833 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
835 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
837 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
840 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
843 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
847 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
849 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
850 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
851 them to yield false with MIPS16.
853 2008-09-26 Jakub Jelinek <jakub@redhat.com>
856 * dwarf2out.c (tls_mem_loc_descriptor): New function.
857 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
858 mem_loc_descriptor failed. Accept UNSPEC.
859 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
860 fail if one of the loc_descriptor calls for pieces failed.
861 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
862 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
863 if loc_descriptor_from_tree_1 on offset failed.
866 * opts.c (common_handle_option): Don't call print_specific_help with
867 CL_SAVE as first argument.
869 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
870 Steve Ellcey <sje@cup.hp.com>
872 * configure: Regenerate for new libtool.
875 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
877 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
878 alias set on MEM when saving stack pointer.
879 * config/rs6000/rs6000.md (allocate_stack): Likewise
881 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
883 PR tree-optimization/37574
884 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
885 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
886 instead of vector_type for constants. Take computation out of loop.
887 (vect_get_vec_def_for_operand): Use only vectype for constant case,
888 and use only vector_type for invariant case.
889 (get_initial_def_for_reduction): Use vectype instead of vector_type.
891 2008-09-25 Jakub Jelinek <jakub@redhat.com>
894 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
895 the decl is a VAR_DECL or FUNCTION_DECL.
897 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
900 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
901 (mark_ref_live, mark_ref_dead): Use them.
902 (def_conflicts_with_inputs_p): Remove.
903 (mark_early_clobbers): New function.
904 (process_bb_node_lives): Call preprocess_constraints and
907 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
909 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
912 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
913 (ira_compress_allocno_live_ranges): New prototype.
915 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
916 (coalesced_allocnos_living_at_program_points): New.
917 (coalesced_allocnos_live_at_points_p,
918 set_coalesced_allocnos_live_points): New functions.
919 (coalesce_spill_slots): Rewrite.
921 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
922 ira_compress_allocno_live_ranges): New functions.
924 * ira-build.c (ira_flattening): Call
925 ira_compress_allocno_live_ranges.
928 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
930 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
933 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
935 * combine.c (make_compound_operation): Handle the 'E' format.
936 (count_rtxs): Likewise.
937 (update_table_tick): Likewise.
938 (get_last_value_validate): Likewise.
940 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
942 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
944 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
946 * matrix-reorg.c (transform_allocation_sites): Initializers
947 added to avoid the warning.
949 2008-09-25 Martin Jambor <mjambor@suse.cz>
951 * cgraph.c (free_nodes): New variable.
952 (NEXT_FREE_NODE): New macro.
953 (cgraph_create_node): Reuse nodes from the free list. Do not
954 update uid if doing so.
955 (cgraph_remove_node): Add the node to the free list.
957 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
959 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
961 2008-09-24 Richard Henderson <rth@redhat.com>
963 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
964 * unwind-dw2.c (execute_stack_op): Handle it.
966 2008-09-24 David Edelsohn <edelsohn@gnu.org>
969 2008-09-24 Michael J. Eager <eager@eagercon.com>
971 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
973 * c-common.c (fname_decl): New location argument.
974 * c-common.h (fname_decl): Same.
975 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
977 (c_parser_typeof_specifier): Same.
978 (c_parser_parms_list_declarator): Same.
979 (c_parser_asm_string_literal): Same.
980 (c_parser_compound_statement_nostart): Same.
981 (c_parser_label): Same.
982 (c_parser_do_statement): Same.
983 (c_parser_asm_statement): Same.
984 (c_parser_unary_expression): Same.
985 (c_parser_sizeof_expression): Same.
986 (c_parser_postfix_expression): Same.
987 (c_parser_pragma): Same.
988 (c_parser_omp_clause_collapse): Same.
989 (c_parser_omp_clause_num_threads): Same.
990 (c_parser_omp_clause_schedule): Same.
991 (c_parser_omp_all_clauses): Same.
992 (c_parser_omp_sections_scope): Same.
993 (c_parser_omp_for_loop): Same. Pass condition's location to
994 c_objc_common_truthvalue_conversion.
995 (c_parser_enum_specifier): Remove comment.
997 2008-09-24 Michael J. Eager <eager@eagercon.com>
999 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1001 * config/rs6000/rs6000.c (rs6000_override_options): Move
1002 rs6000_init_hard_regno_mode_ok after all options changed.
1003 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1004 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1005 -msimple-fpu flags. Add warning messages if single FP not configured.
1006 (rs6000_file_start): Output gnu_attribute for single-float.
1007 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1008 (rs6000_legitimize_address): Likewise.
1009 (rs6000_legitimize_reload_address): Likewise.
1010 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1011 TARGET_SINGLE_FLOAT.
1012 (function_arg_advance): Likewise.
1013 (function_arg): Likewise.
1014 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1015 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1016 TARGET_SINGLE_FLOAT.
1017 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1018 (rs6000_emit_prologue): Likewise.
1019 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1020 TARGET_SINGLE_FLOAT.
1021 (rs6000_libcall_value): Likewise.
1022 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1023 (TARGET_DOUBLE_FLOAT): New default to 1
1024 (TARGET_SIMPLE_FPU): New default to 0
1025 (TARGET_SINGLE_FPU): New default to 0
1026 (TARGET_SINGLE_FLOAT_MODE): New.
1027 (TARGET_DOUBLE_FLOAT_MODE): New.
1028 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1029 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1031 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1032 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1033 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1034 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1035 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1036 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1037 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1038 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1039 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1040 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1041 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1042 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1043 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1044 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1045 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1046 cmptf_internal1, *cmptf_internal2): Condition on
1047 TARGET_DOUBLE_FLOAT.
1048 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1049 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1050 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1051 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1052 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1053 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1054 TARGET_SINGLE_FLOAT.
1055 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1056 * config/rs6000/rs6000.opt (-msingle-float): New.
1057 (-mdouble-float): New.
1058 (-msimple-fpu): New.
1059 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1060 -msingle-float, -mdouble-float, -msimple-fpu options.
1061 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1062 _SOFT_DOUBLE for -msingle-float.
1063 * config.gcc: New config for target=powerpc-xilinx-eabi.
1065 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1067 * config/sparc/constraints.md: New file.
1068 * config/sparc/sparc.md: Include it.
1069 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1070 (sparc_extra_constraint_check): Delete.
1071 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1072 (memory_ok_for_ldd): New predicate.
1073 (sparc_extra_constraint_check): Delete.
1074 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1075 (CONST_OK_FOR_LETTER_P): Likewise.
1076 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1077 (EXTRA_CONSTRAINT): Likewise.
1079 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1081 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1083 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1085 * alias.c (find_base_value): Use FIND_BASE_TERM.
1086 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1088 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1090 * config/i386/i386.c: Include cselib.h.
1091 (ix86_pic_register_p): New function.
1092 (ix86_delegitimize_address): Use it to check for the PIC register.
1094 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1096 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1097 * config/i386/i386.c (ix86_find_base_term): Don't check for
1098 SYMBOL_REF and LABEL_REF.
1100 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1102 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1103 constant PLUS in a CONST.
1105 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1107 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1108 check for sibcall support for w64.
1110 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1112 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1114 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1116 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1117 parser_build_binary_op.
1118 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1119 * c-typeck.c (build_array_ref): Same.
1120 (parser_build_unary_op): New location argument.
1121 (pointer_diff): Pass location to build_binary_op,
1122 c_objc_common_truthvalue_conversion.
1123 (build_modify_expr): Same.
1124 (build_unary_op): New location argument.
1125 (build_binary_op): New location argument.
1126 (c_objc_common_truthvalue_conversion): Pass location to
1127 c_*common_truthvalue_conversion.
1128 * c-convert.c (convert): Same.
1129 * c-common.c (binary_op_error): New location argument.
1130 (pointer_int_sum): Pass location to build_binary_op.
1131 (c_common_truthvalue_conversion): New location argument.
1132 (warn_for_sign_compare): Same.
1133 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1134 binary_op_error, build_binary_op, warn_for_sign_compare.
1135 * c-parser.c (c_parser_condition): Pass location to
1136 c_*common_truthvalue_conversion.
1137 (c_parser_conditional_expression): Save condition's location and pass
1139 (c_parser_binary_expression): Same, but for the binary operator's
1141 (c_parser_omp_for_loop): Pass location to
1142 c_objc_common_truthvalue_conversion.
1144 2008-09-23 Martin Jambor <mjambor@suse.cz>
1146 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1147 (cgraph_node_remove_callees): New temporary f. Hold the next item
1149 (cgraph_node_remove_callers): Likewise.
1151 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1152 (ipa_node_removal_hook): Likewise.
1154 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1155 gimple_call_copy_skip_args and moved to the gimple_call section.
1156 * gimple.c (gimple_copy_call_skip_args): Renamed to
1157 gimple_call_copy_skip_args. Changed al users.
1159 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1161 * ira-color.c (start_allocno_priorities): Rename to
1162 setup_allocno_priorities. Use costs and
1163 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1164 range lengths. Get rid off doubles.
1165 (ira_fast_allocations): Call start_allocno_priorities.
1167 2008-09-22 David Daney <ddaney@avtrex.com>
1170 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1171 register if TARGET_LONG_CALLS.
1173 2008-09-22 Richard Guenther <rguenther@suse.de>
1175 PR tree-optimization/37145
1176 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1177 value-numbering union accesses with their offset and size only.
1178 (visit_reference_op_load): Fix simplification of inserted conversions.
1179 * tree-ssa-pre.c (find_or_generate_expression): Do not
1180 recursively generate expressions if running FRE.
1182 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1184 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1185 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1188 2008-09-22 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/37145
1191 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1192 (phi_translate_1): Constant fold references.
1194 2008-09-22 Ira Rosen <irar@il.ibm.com>
1196 PR tree-optimization/37482
1197 * tree-vectorizer.h (struct _slp_instance): Add new field.
1198 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1199 (get_earlier_stmt): New function.
1200 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1202 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1203 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1204 asserts that GSI points to the scalar statement being vectorized.
1205 Set new statement location according to GSI.
1206 (vect_schedule_slp_instance): Use GSI of
1207 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1209 2008-09-21 Jan Hubicka <jh@suse.cz>
1211 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1212 (ipcp_insert_stage): Update dead_nodes bitmap.
1214 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1217 * config/i386/t-cygming (SHLIB_LC): Remove.
1218 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1219 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1221 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1225 * final.c (mark_symbol_ref_as_used): New helper function.
1226 (output_operand): Instead of just looking inside MEMs for
1227 SYMBOL_REFs, use new helper function and for_each_rtx.
1228 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1229 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1230 Make head comment more general.
1231 * config/darwin.c (machopic_output_indirection): Handle weak
1232 references here, like in assemble_external.
1234 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1236 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1237 (sparc_emit_float_lib_cmp): Change return type.
1238 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1239 (gen_compare_operator): New function.
1240 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1241 the comparison sequence. Minor tweaks.
1242 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1243 that the final operator and the result of sparc_emit_float_lib_cmp
1244 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1245 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1246 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1247 result of sparc_emit_float_lib_cmp match for software TFmode.
1248 (movqicc, movhicc, movsicc, movdicc): Merge into...
1249 (mov<I:mode>cc): ...this.
1250 (movsfcc, movdfcc, movtfcc): Merge into...
1251 (mov<F:mode>cc): ...this.
1252 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1254 (mov<I:mode>_cc_v9): ...this.
1255 (movdi_cc_sp64_trunc): Delete.
1256 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1257 movdi_cc_reg_sp64): Merge into...
1258 (mov<I:mode>_cc_reg_sp64): ...this.
1259 (movsf_cc_sp64): Rename into...
1260 (movsf_cc_v9): ...this.
1261 (movdf_cc_sp64): Rename into...
1262 (movdf_cc_v9): ...this.
1263 (movtf_cc_hq_sp64): Rename into...
1264 (movtf_cc_hq_v9): ...this.
1265 (movtf_cc_sp64): Rename into...
1266 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1268 2008-09-21 Diego Novillo <dnovillo@google.com>
1270 * doc/gccint.texi: Include generic.texi and gimple.texi.
1272 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1273 (GIMPLE): Move to gimple.texi.
1274 (Annotations): Remove references to to stmt_ann_t and
1276 (SSA Operands): Rename from 'Statement Operands'.
1277 * doc/generic.texi: New.
1278 * doc/gimple.texi: New.
1279 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1280 * Makefile.in (TEXI_GCCINT_FILES):
1281 * gimple.c (gimple_copy_call_skip_args): Rename from
1282 giple_copy_call_skip_args. Update all users.
1283 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1285 2008-09-21 Ira Rosen <irar@il.ibm.com>
1287 PR tree-optimization/37539
1288 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1289 statement in related statement field only for the first load of the
1290 group of loads with the same data reference.
1292 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1294 * config/mips/mips.h (TUNE_OCTEON): New macro.
1295 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1296 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1297 * config/mips/octeon.md: New file.
1298 * config/mips/mips.md: Include octeon.md. Restore
1299 semi-alphabetical order of include files.
1301 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1304 * config/i386/i386.md (*jcc_fused_1): Removed.
1305 (*jcc_fused_2): Likewise.
1306 (*jcc_fused_3): Likewise.
1307 (*jcc_fused_4): Likewise.
1309 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1311 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1312 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1313 * target.h (gcc_target): Add ira_cover_classes.
1314 * ira.c: Remove IRA_COVER_CLASSES guards.
1315 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1316 instead of IRA_COVER_CLASSES.
1317 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1318 (setup_class_translate): Likewise.
1319 (setup_reg_class_intersect_union): Likewise.
1320 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1321 test of targetm.ira_cover_classes.
1322 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1323 of IRA_COVER_CLASSES.
1324 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1325 (TARGET_INITIALIZER): Include it.
1326 * targhooks.h (default_ira_cover_classes): Declare.
1327 * targhooks.c (default_ira_cover_classes): New function.
1329 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1331 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1333 2008-09-19 Ian Lance Taylor <iant@google.com>
1335 * varasm.c (narrowing_initializer_constant_valid_p): Return
1336 NULL_TREE if ENDTYPE is not an integer.
1338 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1341 * tree-ssa.c (execute_update_addresses_taken): Also update
1342 DECL_GIMPLE_REG_P for vector and complex types.
1344 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1345 Jan Hubicka <jh@suse.cz>
1348 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1349 empty before freeing them.
1350 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1352 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1354 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1355 * config/xtensa/predicates.md (tls_symbol_operand): New.
1356 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1357 (TARGET_CANNOT_FORCE_MEM): Define.
1358 (xtensa_tls_symbol_p): New.
1359 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1360 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1361 (xtensa_tls_module_base): New.
1362 (xtensa_call_tls_desc): New.
1363 (xtensa_legitimize_tls_address): New.
1364 (xtensa_legitimize_address): Handle TLS symbols.
1365 (xtensa_tls_referenced_p_1): New.
1366 (xtensa_tls_referenced_p): New.
1367 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1369 (XTENSA_BUILTIN_THREAD_POINTER): New.
1370 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1371 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1372 builtin. Add declarations for __builtin_thread_pointer and
1373 __builtin_set_thread_pointer.
1374 (xtensa_fold_builtin): Recognize new builtins.
1375 (xtensa_expand_builtin): Expand new builtins.
1376 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1377 (TARGET_THREADPTR): Define.
1378 (HAVE_AS_TLS): Define default value.
1379 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1380 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1381 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1382 (UNSPECV_SET_TP): New.
1383 (sym_TPOFF, sym_DTPOFF): New.
1384 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1385 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1386 * configure: Regenerated.
1388 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1391 * config/ia64/ia64.c (ia64_optimization_options): Move
1392 checking and setting flag_schedule_insns_after_reload and
1393 ia64_flag_schedule_insns2 back to ...
1394 (ia64_override_options): Here.
1396 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1399 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1400 zero extend count after the correction to it is done.
1401 (doloop_optimize): Update call to doloop_modify, don't zero extend
1404 2008-09-18 Martin Jambor <mjambor@suse.cz>
1406 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1408 * ipa-prop.c: Correct comments.
1409 * ipa-prop.h: Likewise.
1411 2008-09-18 Jan Hubicka <jh@suse.cz>
1414 * ipa-reference.c (ipa_reference_local_vars_info_d,
1415 ipa_reference_global_vars_info_d,
1416 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1417 ipa_reference_vars_info_t): Move here from ipa-reference.h
1418 (node_duplication_hook_holder, node_removal_hook_holder): New.
1419 (get_reference_vars_info_from_cgraph): Rename to ...
1420 (get_reference_vars_info): ... this one, use cgraph uids.
1421 (get_local_reference_vars_info, get_global_reference_vars_info):
1422 Use cgraph instead of decl.
1423 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1425 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1426 ipa_reference_get_written_global,
1427 ipa_reference_get_not_written_global): Use cgraph argument.
1428 (check_call): Simplify avail check.
1429 (scan_stmt_for_static_refs): Update.
1430 (propagate_bits): Update.
1431 (merge_callee_local_info): Remove.
1432 (init_function_info): Use cgraph nodes.
1433 (clean_function_local_data): Break out from ...
1434 (clean_function): ... here.
1435 (copy_local_bitmap, copy_global_bitmap): New functions.
1436 (duplicate_node_data, remove_node_data): New functions.
1437 (generate_summary): Register hooks; use visibility instead of
1439 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1440 * ipa-reference.h (ipa_reference_local_vars_info_d,
1441 ipa_reference_global_vars_info_d,
1442 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1443 ipa_reference_vars_info_t): Move to ipa-reference.c
1444 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1446 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1447 ipa_reference_get_not_read_global,
1448 ipa_reference_get_not_written_global): Update prototype.
1449 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1450 (init_state): Remove.
1451 (node_duplication_hook_holder, node_removal_hook_holder): New.
1452 (get_function_state, set_function_state): Use VECtor.
1453 (analyze_function): Check body availability.
1454 (add_new_function): Likewise.
1455 (duplicate_node_data, remove_node_data): New.
1456 (generate_summary): Register hooks; do not care about clones.
1457 (propafate): Do not care about clones; recursive functions are
1459 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1460 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1461 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1463 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1464 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1465 Update call of ipa-reference accesors.
1467 2008-09-18 Simon Baldwin <simonb@google.com>
1469 * c-opts.c (c_common_handle_option): Add handling for
1470 -Wbuiltin-macro-redefined command line option.
1471 * c.opt: Added builtin-macro-redefined option.
1472 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1475 2008-09-18 Richard Guenther <rguenther@suse.de>
1477 PR tree-optimization/37258
1478 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1479 and signedness for integral types.
1480 (vn_phi_eq): Require compatible types.
1482 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1485 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1486 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1488 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1489 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1490 ggc_free other TREE_LIST nodes from that chain.
1491 * function.c (instantiate_decls): Instantiate also DECL_RTL
1492 of vars in cfun->local_decls, free that list afterwards.
1494 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1496 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1497 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1499 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1501 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1502 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1504 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1506 PR tree-optimization/37102
1507 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1508 from a node. Check to see if another PHI is dead.
1509 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1510 remove real PHIs which have no uses.
1511 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1513 2008-09-18 Richard Guenther <rguenther@suse.de>
1516 * tree-cfg.c (remove_useless_stmts_1): Remove
1517 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1519 2008-09-18 Nick Clifton <nickc@redhat.com>
1521 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1522 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1523 to frv_secondary_reload_class.
1524 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1525 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1526 (frv_secondary_reload_class): Omit unused parameter.
1527 (frv_secondary_reload): New function. Handle the case when
1528 secondary_reload_class() is called before the reload_(in|out)
1529 _optabs have been initialised.
1530 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1532 * config/frv/frv.md: Define an exclusion set between fr550_m0
1535 2008-09-18 Richard Guenther <rguenther@suse.de>
1537 PR tree-optimization/37456
1538 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1539 want to insert after ends a BB insert on the single fallthru
1542 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1544 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1545 Mention -march=z9-109, z9-ec and z10.
1547 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1549 PR rtl-optimization/37544
1550 * regrename.c (maybe_mode_change): Exit early when copy_mode
1551 is narrower than orig_mode and narrower than new_mode.
1553 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1556 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
1558 * sched-rgn.c (ref_counts): Remove.
1559 (insn_referenced): New static variable.
1560 (INSN_REF_COUNT): Remove.
1561 (sched_run_compute_dependencies): Use insn_referenced instead of
1563 (add_branch_dependences): Likewise. Delete dead assignment.
1565 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1567 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1568 consumer is an asm. Add comment why this is important.
1569 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1570 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
1572 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1574 * expr.c (emit_group_store): Do not shift before moving via a
1577 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1579 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1580 from aggregate to non-aggregate type if the bit pattern is not fully
1581 preserved afterwards.
1583 2008-09-17 Richard Guenther <rguenther@suse.de>
1585 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1586 (verify_gimple_assign): ... this. Split into ...
1587 (verify_gimple_assign_unary): ... this,
1588 (verify_gimple_assign_binary): ... that,
1589 (verify_gimple_assign_single): ... and this.
1590 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1591 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1592 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1593 (verify_types_in_gimple_reference): Be forgiving with
1595 (verify_gimple_phi): Deal with virtual operands.
1597 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1599 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1601 * tree.c (get_callee_fndecl): Don't call the language hook.
1602 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1603 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1604 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1606 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1608 * tree.c (protected_set_expr_location): Don't unnecessarily
1609 check for error_mark_node.
1611 2008-09-17 Art Haas <ahaas@impactweather.com>
1613 * ipa-reference.c (analyze_function): Declare step only if
1614 ENABLE_CHECKING is defined.
1616 2008-09-17 Jan Hubicka <jh@suse.cz>
1619 * tree.h (DECL_INLINE): remove.
1620 (DECL_DECLARED_INLINE_P): Update docs.
1621 (DECL_NO_INLINE_WARNING_P): new.
1622 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1623 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1625 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1626 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1629 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1632 2008-09-17 Jan Hubicka <jh@suse.cz>
1634 * ipa-reference.c (ipa_obstack): Remove.
1635 (local_info_obstack, global_info_obstack): New.
1636 (add_static_var): We now handle variables only.
1637 (mark_address_taken, mark_load, mark_store): New functions based on ...
1638 (check_operand): ... remove.
1639 (get_asm_stmt_operands): Rename to ...
1640 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1641 (scan_stmt_for_static_refs): Rewrite.
1642 (scan_op_for_static_refs): Rename to ...
1643 (scan_initializer_for_static_refs): do not look for VAR_DECL
1644 initializers; stop recursion on types and decls.
1645 (ipa_init): Use proper obstacks.
1646 (analyze_variable): Use scan_initializer_for_static_refs.
1647 (init_function_info): Use local obstack.
1648 (analyze_function): Simplify.
1649 (add_new_function): We don't need visited_nodes obstack.
1650 (generate_summary): Use proper obstacks; cleanup after propagation.
1652 2008-09-17 Richard Guenther <rguenther@suse.de>
1655 PR tree-optimization/37491
1656 * alias.c (get_alias_set): Use the canonical type.
1657 * tree-vect-transform.c (vectorizable_store): Use the type of
1658 the lhs for the vector type. Adjust checking.
1659 (vectorizable_load): Adjust checking.
1661 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1662 Adam Nemet <anemet@caviumnetworks.com>
1664 PR rtl-optimization/37483
1665 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1666 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1667 Rearrange code to better match the original comment. Check
1668 t_unconditional first. Improve comment.
1670 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1673 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1674 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1677 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1678 GIMPLE_TRY if cleanup sequence is empty.
1680 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1683 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1684 eliminate IV if the cost are the same.
1686 2008-09-16 Richard Guenther <rguenther@suse.de>
1689 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1692 2008-09-16 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/37508
1695 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1697 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1699 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1701 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1703 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1704 use gen_floatdidf2 directly.
1705 (floatunssidf2): Likewise.
1706 (floatsidf_ppc64_mfpgpr): Remove.
1707 (floatsidf_ppc64): Remove.
1708 (floatunssidf_ppc64): Remove.
1710 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1712 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1713 rather than update_cost_queue.
1715 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1716 in every call starting with the second one, instead of only when
1717 alias_bitmap_obstack.elements != NULL.
1719 * tree-predcom.c (filter_suitable_components): Free all refs in
1720 act->refs vector before calling release_component.
1721 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1723 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1725 * tree-loop-linear.c (linear_transform_loops): Initialize
1726 lambda_obstack only after calling perfect_loop_nest_depth.
1727 Goto free_and_continue instead of just continue for later failures.
1730 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1733 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1735 2008-09-14 Andreas Schwab <schwab@suse.de>
1737 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1739 2008-09-14 Jan Hubicka <jh@suse.cz>
1741 * invoke.texi (-fconserve-stack): Document.
1742 * opts.c (decode_options): Handle conserve_stack.
1743 * common.opt (fconvserve_stack): New.
1745 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1747 * config.host: Add x-aix to host_xmake_file.
1748 * config/rs6000/t-aix52: Do not override LDFLAGS.
1749 * config/rs6000/x-aix: New file.
1751 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1757 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1758 is not recognized as a valid register usage. Allow REG_X to be used
1760 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1761 forces a reload when using a base register.
1763 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1765 * config/i386/cygming-crtend.c (register_frame_ctor): If
1766 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1767 directly with atexit.
1768 (deregister_frame_ctor): Rename to ...
1769 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1770 if !DEFAULT_USE_CXA_ATEXIT.
1772 2008-09-13 Jan Hubicka <jh@suse.cz>
1774 * cgraph.c: Include value-prof.h
1775 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1777 2008-09-13 Jan Hubicka <jh@suse.cz>
1780 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1781 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1782 tree_gen_one_value_profiler, tree_gen_average_profiler,
1783 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1785 2008-09-13 Jan Hubicka <jh@suse.cz>
1787 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1788 too many bytes on misalligned blocks.
1790 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1792 * doc/cfg.texi: Fix some typos.
1793 * doc/extend.texi: Likewise.
1794 * doc/install.texi: Likewise.
1795 * doc/invoke.texi: Likewise.
1796 * doc/rtl.texi: Likewise.
1797 * doc/tree-ssa.texi: Likewise.
1799 2008-09-13 Richard Guenther <rguenther@suse.de>
1802 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1803 gimple stores for memory rhs.
1805 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1807 PR rtl-optimization/37489
1808 * cse.c (fold_rtx): Don't return const_true_rtx for float
1809 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1811 2008-09-13 Jan Hubicka <jh@suse.cz>
1813 PR tree-optimization/37392
1814 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1816 2008-09-13 Martin Jambor <mjambor@suse.cz>
1817 Jan Hubicka <jh@suse.cz>
1819 * cgraph.c (free_edges): New variable.
1820 (NEXT_FREE_EDGE): New macro.
1821 (cgraph_free_edge): New function.
1822 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1823 (cgraph_node_remove_callees): Likewise.
1824 (cgraph_node_remove_callers): Likewise.
1825 (cgraph_create_edge): Reuse edges from the free list. Do not
1826 update uid if doing so.
1827 (cgraph_remove_*_hook): Add free call.
1829 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1831 * ira-color.c (conflict_allocno_vec): Delete.
1832 (update_cost_queue_elem): New structure.
1833 (update_cost_queue): New variable.
1834 (update_cost_queue_tail): Likewise.
1835 (update_cost_queue_elems): Likewise.
1836 (allocno_update_cost_check): Delete.
1837 (initiate_cost_update): Allocate update_cost_queue_elems
1838 instead of allocno_update_cost_check.
1839 (finish_cost_update): Update the free()s accordingly.
1840 (start_update_cost): New function.
1841 (queue_update_cost): Likewise.
1842 (get_next_update_cost): Likewise.
1843 (update_copy_costs_1): Inline into...
1844 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1845 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1846 once we've established they are equal. Don't allocate update
1847 costs if there is nothing to add to them.
1848 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1849 DIVISOR arguments. Use a queue instead of recursive calls;
1850 process all the allocnos in the initial queue, rather than
1852 (assign_hard_reg): Use queue_update_cost instead of
1853 conflict_allocno_vec. Queue coalesced allocnos instead
1854 of calling update_conflict_hard_regno_costs for each one.
1855 Just call update_conflict_hard_regno_costs once for the
1857 (ira_color): Remove conflict_allocno_vec handling.
1859 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1861 PR tree-optimization/37484
1862 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1863 (save_var_name): Same.
1864 (initialize_cloog_names): Same.
1865 (initialize_cloog_names): Same.
1867 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1869 * tree-scalar-evolution.c (set_instantiated_value): Set
1872 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1876 * ira-build.c (common_loop_tree_node_dominator): Remove.
1877 (copy_live_ranges_to_removed_store_destinations): New function.
1878 (regno_top_level_allocno_map): Move to top level from ...
1879 (ira_flattening): ... here. Use
1880 copy_live_ranges_to_removed_store_destinations.
1882 * ira-emit.c (generate_edge_moves): Fix a comment.
1884 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1887 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1888 scratch register after 'set' pattern.
1890 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1892 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1893 information passed to mark_reg_pointer.
1894 * explow.c (force_reg): Likewise.
1896 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1898 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1899 when building for the celledp architecture.
1901 2008-09-12 Richard Guenther <rguenther@suse.de>
1903 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1905 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1907 PR rtl-optimization/37424
1908 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1909 the regnos instead of the addresses.
1911 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1913 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1915 2008-09-11 Richard Guenther <rguenther@suse.de>
1917 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1918 entering the weaker equivalence recording.
1920 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1922 2008-09-11 Jeff Law <law@redhat.com>
1924 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1925 by assign_stack_local on the IRA path for stack slot sharing
1926 as well as the non-IRA path.
1928 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1930 * config/i386/i386.h: Fix whitespace issues.
1932 2008-09-11 Martin Jambor <mjambor@suse.cz>
1934 * ipa-prop.h (struct ipa_param_flags): Removed.
1935 (struct ipa_param_descriptor): New structure.
1936 (struct ipa_node_params): ipcp_lattices, param_decls and
1937 param_flags moved to ipa_param_description.
1938 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1939 descriptors. Renamed all users.
1940 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1941 changed to access descriptors. Renamed all users.
1942 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1943 to access descriptors. Renamed all users.
1944 * ipa-cp.c (ipcp_init_cloned_node): Call
1945 ipa_initialize_node_params instead of ipa_count_formal_params and
1946 ipa_create_param_decls_array.
1947 (ipcp_analyze_node): Likewise.
1948 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1949 descriptors. Renamed all users.
1950 (ipcp_initialize_node_lattices): Remove allocation.
1951 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1952 ipa_initialize_node_params instead of ipa_count_formal_params and
1953 ipa_create_param_decls_array.
1954 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1955 ipa_populate_param_decls, made static, added parameter info,
1956 renamed mt to node, removed allocation, changed to use
1958 (ipa_count_formal_params): Made static, added parameter info,
1960 (ipa_initialize_node_params): New function.
1961 (ipa_check_stmt_modifications): Changed to use descriptors.
1962 (ipa_detect_param_modifications): Removed allocation, changed to
1964 (ipa_note_param_call): Changed to use descriptors.
1965 (ipa_analyze_params_uses): Removed allocation.
1966 (ipa_free_node_params_substructures): Changed to use descriptors.
1967 (ipa_edge_duplication_hook): Use the unused attribute.
1968 (ipa_node_duplication_hook): Use the unused attribute, changed to
1969 use descriptors, changed to duplicate descriptors.
1971 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1972 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1973 indirect inlining. Made static.
1974 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1975 functions called only once.
1976 (cgraph_decide_recursive_inlining): Don't call
1977 ipa_propagate_indirect_call_infos, pass new_edges to
1978 cgraph_mark_inline_edge instead.
1979 (cgraph_decide_inlining_of_small_functions): Don't call
1980 ipa_propagate_indirect_call_infos, pass new_edges to
1981 cgraph_mark_inline_edge instead.
1982 (cgraph_decide_inlining): Don't call
1983 ipa_propagate_indirect_call_infos.
1984 * ipa-prop.c: Check that vectors are allocated.
1986 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1987 iff a new cgraph edges have been created.
1988 (cgraph_decide_inlining): New variable redo_always_inline.
1989 Flattening and always_inlining loop until callgraph stabilizes.
1990 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1991 true iff new cgraph edges have been created.
1992 (propagate_info_to_inlined_callees): Likewise.
1993 (ipa_propagate_indirect_call_infos): Likewise.
1995 2008-09-11 Richard Guenther <rguenther@suse.de>
1997 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1998 (set_prologue_iterations): Likewise.
1999 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2001 (vect_update_init_of_dr): Likewise.
2002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2004 * fold-const.c (fold_unary): Do not generate calculations
2007 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2009 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2010 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2011 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2013 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2015 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2016 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2017 before finalizing the changes.
2018 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2020 (simplify_truth_ops_using_ranges): New.
2021 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2022 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2023 whether a simplification was made.
2024 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2025 use a switch statement and also call simplify_truth_ops_using_ranges.
2027 2008-09-11 Jan Hubicka <jh@suse.cz>
2029 * ggc-common.c (loc_array): Make static.
2030 * dce.c (rest_of_handle_ud_dce): Free worklist.
2032 2008-09-11 Jan Hubicka <jh@suse.cz>
2034 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2035 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2036 function so we are sure we do not dangle it forever.
2037 * function.c (outer_function_chain, find_function_data): Remove.
2038 (function_context_stack): New.
2039 (push_function_context, pop_function_context): Update.
2040 * function.h (struct function): Remove pointer outer.
2041 (outer_function_chain, find_function_data): Remove.
2042 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2044 2008-09-11 Jan Hubicka <jh@suse.cz>
2047 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2049 2008-09-11 Jan Hubicka <jh@suse.cz>
2051 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2053 2008-09-11 Jan Hubicka <jh@suse.cz>
2055 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2056 (free_var_map_entry): New function.
2057 (redirect_edge_var_map_destroy): Use it.
2059 2008-09-11 Jan Hubicka <jh@suse.cz>
2062 * tree-inline.c (add_lexical_block): Replace with ...
2063 (prepend_lexical_block): ... prepend at begginig.
2064 (remap_blocks): Use it and reverse later.
2065 (expand_call_inline): Use prepend_lexical_block.
2067 2008-09-11 Jan Hubicka <jh@suse.cz>
2069 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2071 2008-09-11 Jan Hubicka <jh@suse.cz>
2073 * function.c (free_after_compilation): Call insn_locators_free.
2074 * cfglayout.c (insn_locators_free): New function.
2075 * rtl.h (insn_locators_free): Declare.
2077 2008-09-11 Jan Hubicka <jh@suse.cz>
2079 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2081 (cond_move_process_if_block): Update call.
2083 2008-09-11 Jan Hubicka <jh@suse.cz>
2085 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2086 * vec.c: Include hashtab.h
2087 (vec_descriptor, ptr_hash_entry): New structures.
2088 (vec_desc_hash, vec_ptr_map): New static variables.
2089 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2090 register_overhead, free_overhead, vec_heap_free): New functions.
2091 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2092 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2093 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2096 2008-09-11 Ira Rosen <irar@il.ibm.com>
2098 PR tree-optimization/37474
2099 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2100 length of load permutation.
2102 2008-09-11 Andreas Schwab <schwab@suse.de>
2104 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2106 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2109 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2110 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2111 simplify_gen_subreg.
2113 2008-09-11 Ira Rosen <irar@il.ibm.com>
2115 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2118 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2121 * gimplify.c (gimplify_body): Call default_rtl_profile.
2124 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2125 instead of tok->val.node if not expanding to something else. Handle
2126 intervening CPP_PADDING tokens.
2127 (altivec_categorize_keyword): Remove unneeded comparisons.
2129 2008-09-10 Richard Guenther <rguenther@suse.de>
2131 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2133 2008-09-10 Richard Guenther <rguenther@suse.de>
2136 * tree-inline.c (insert_init_stmt): Make sure to not
2137 insert invalid gimple stores.
2139 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2141 PR tree-optimization/37388
2142 * toplev.c (process_options): Fail and warn when graphite
2143 flags are used, but the compiler has not been configured
2144 with graphite libraries.
2145 * graphite.c (graphite_transform_loops): Remove printfs
2146 to dump_file for the case when graphite is not available.
2148 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2151 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2152 the even element into register.
2153 (ix86_expand_vector_init_general): Don't use
2154 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2155 if we can't move from GPR to SSE register directly.
2157 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2159 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2160 not lose track of the number of NOPs needed. Number of NOPs needed
2161 for sync vs. loads workaround was switched; corrected. Run second
2162 pass for all workarounds. No NOPs needed after call insns. Change
2163 second pass to use find_next_insn_start and find_load helpers in order
2164 to properly detect parallel insns.
2165 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2167 2008-09-10 Jan Hubicka <jh@suse.cz>
2169 * value-prof.c (gimple_ic): Fix tuplification bug.
2170 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2173 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2175 PR tree-optimization/37353
2176 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2177 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2178 calls instead of cond_dead_built_in_calls.
2179 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2180 initalize the vector only before adding first entry. Use VEC_safe_push
2181 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2182 shrink_wrap_conditional_dead_built_in_calls call.
2184 2008-09-10 Ira Rosen <irar@il.ibm.com>
2186 PR tree-optimization/37385
2187 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2188 argument, and use it as a vector type if not NULL.
2189 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2191 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2192 additional argument.
2193 (vectorizable_load): Likewise.
2195 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2197 * config/i386/i386.md (SWI32): New mode iterator.
2198 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2201 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2203 PR rtl-optimization/37435
2204 * caller-save.c (insert_restore, insert_save): Check the mode by
2207 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2210 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2212 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2215 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2217 * doc/invoke.texi (ARM Options): Correct errors in discussion
2218 of -mfloat-abi, -mhard-float, and -msoft-float.
2220 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2221 Jan Hubicka <jh@suse.cz>
2224 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2225 calling gimple_regimplify_operands on it. Iterate over all newly
2226 added statements, not just the last one.
2227 (insert_init_stmt): Insert stmt into seq first, then call
2228 gimple_regimplify_operands on it. Don't create new gimplification
2229 context, nor find referenced vars.
2231 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2234 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2235 to pointer to vector pointer.
2236 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2237 propagate_info_to_inlined_callees): Likewise.
2238 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2239 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2240 ipa_check_create_edge_args.
2241 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2242 argument to pointer to vector pointer.
2243 (cgraph_decide_inlining_of_small_function): Adjust
2244 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2248 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2249 optimizing for size, not speed.
2251 PR rtl-optimization/37408
2252 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2253 if parm is promoted.
2255 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2257 PR tree-optimization/37375
2258 * tree-scalar-evolution.c (scev_info_str): Add field
2260 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2261 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2262 set_instantiated_value): Pass instantiated_below.
2263 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2265 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2266 the definitions are not instantiated.
2268 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2269 (block_before_loop): New.
2270 * tree-data-ref.c (dr_analyze_indices): Update uses of
2272 * graphite.c (block_before_scop): New.
2273 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2274 basic block, not a loop for determining the parameters.
2275 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2277 (idx_record_params, find_params_in_bb, find_scop_parameters,
2278 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2279 to instantiate_scev.
2281 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2283 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2287 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2289 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2290 Check zero freq and increase if necessary.
2292 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2294 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2295 regno is in the right range. Add comments.
2297 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2299 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2301 * mips-tfile.c (copy_object): Cast alloca result to int *.
2302 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2304 Rename class to sclass.
2305 (read_tfile): Cast read_seek return values to proper types.
2306 Cast xcalloc return value to proper type.
2308 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2310 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2311 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2312 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2314 2008-09-09 Jan Hubicka <jh@suse.cz>
2316 * profile.c (is_edge_inconsistent): Add debug output; ignore
2317 negative count on fake edges.
2318 (is_inconsistent): Add debug output.
2320 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2322 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2324 (choose_ready): When first insn is chosen from the ready list, also
2327 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2329 PR rtl-optimization/37360
2330 * haifa-sched.c (max_issue): Do not assert that we never issue more
2331 insns than issue_rate. Add comment.
2333 2008-09-09 Richard Guenther <rguenther@suse.de>
2335 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2336 (verify_types_in_gimple_call): Rename to ...
2337 (verify_gimple_call): ... this. Enhance.
2338 (verify_types_in_gimple_cond): Remove.
2339 (verify_gimple_comparison): New function ...
2340 (verify_types_in_gimple_assign): ... split out from here.
2341 (verify_types_in_gimple_return): Rename to ...
2342 (verify_gimple_return): ... this. Enhance.
2343 (verify_types_in_gimple_switch): Rename to ...
2344 (verify_gimple_switch): ... this. Enhance.
2345 (verify_gimple_goto): New function.
2346 (verify_types_in_gimple_phi): Rename to ...
2347 (verify_gimple_phi): ... this. Enhance.
2348 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2349 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2350 (verify_types_in_gimple_seq_2): Remove cases handled in
2351 verify_types_in_gimple_stmt.
2353 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2355 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2356 (push_multiple_operation, pop_multiple_operation): Set it.
2357 (workaround_rts_anomaly): New function.
2358 (workaround_speculation): New function, broken out of bfin_reorg.
2359 (bfin_reorg): Call the new functions.
2361 2008-09-09 Richard Guenther <rguenther@suse.de>
2365 * gimplify.c (gimplify_conversion): Change conversions of
2366 non-register type to VIEW_CONVERT_EXPRs.
2367 (gimplify_addr_expr): If we need to make the operand
2368 addressable make sure to use a properly initialized
2369 temporary for that so it gets a valid gimple store.
2371 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2373 * function.h (struct function): Add function_start_locus.
2374 * cfgexpand.c (gimple_expand_cfg): Use it.
2375 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2377 2008-09-09 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/37433
2380 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2383 2008-09-09 Richard Guenther <rguenther@suse.de>
2385 PR tree-optimization/37387
2386 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2387 and bits to a common type.
2389 2008-09-09 Nick Clifton <nickc@redhat.com>
2391 * config/v850/v850.md (return): Restore frame size restriction.
2393 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2395 * c-common.c (c_expand_decl): Remove.
2396 * c-common.h (anon_aggr_type_p): Remove prototype.
2397 (DECL_ANON_UNION_ELEMS): Remove.
2398 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2399 * c-decl.c (anon_aggr_type_p): Remove.
2400 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2401 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2402 * langhooks.h (struct lang_hooks): Remove expand_decl.
2403 * langhooks.c (lhd_expand_decl): Remove.
2404 * stmt.c (expand_anon_union_decl): Remove.
2405 * tree.h (expand_anon_union_decl): Remove prototype.
2407 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2410 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2412 * config/avr/avr.md (QISI) : Define mode iterator.
2413 (negated_tst<mode>) : Redefine as split using mode macro.
2414 (reversed_tstqi): Define insn as reversed compare with zero.
2415 (reversed_tsthi): Ditto.
2416 (reversed_tstsi): Ditto.
2418 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2421 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2422 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2425 * predict.c (optimize_function_for_size_p): Don't segfault if
2427 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2428 tree_swap_operands_p): Don't test cfun != NULL before calling
2429 optimize_function_for_s*_p.
2431 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2433 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2436 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2438 * crx/crx.h (IRA_COVER_CLASSES): Define.
2440 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2443 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2444 even when a stmt has been gimple_modified_p, but after fold_stmt is
2445 not any longer. Remove unneeded may_have_exposed_new_symbols
2448 2008-09-08 Richard Guenther <rguenther@suse.de>
2450 PR tree-optimization/37421
2451 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2454 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2457 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2459 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2462 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2463 * pa-hpux10.h (LINK_SPEC): Likewise.
2464 * pa-hpux11.h (LINK_SPEC): Likewise.
2466 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2468 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2469 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2471 2008-09-07 Helge Deller <deller@gmx.de>
2473 * pa/linux-atomic.c: New file.
2474 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2475 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2477 2008-09-07 Richard Guenther <rguenther@suse.de>
2478 Ira Rosen <irar@il.ibm.com>
2480 PR tree-optimization/36630
2481 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2482 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2484 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2485 Ira Rosen <irar@il.ibm.com>
2487 PR tree-optimization/35642
2488 * config/rs6000/altivec.md (mulv8hi3): Implement.
2490 2008-09-06 Jeff Law <law@redhat.com>
2492 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2494 2008-09-06 Jan Hubicka <jh@suse.cz>
2496 PR tree-optimization/14703
2497 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2499 * passes.c (init_optimization_passes): Recompute inline parameters.
2501 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2503 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2506 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2507 Peter Fuerst <post@pfrst.de>
2509 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2510 * doc/extend.texi: Document __builtin_mips_cache.
2511 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2512 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2513 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2514 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2515 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2516 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2517 (set_push_mips_isas): New variable.
2518 (mips_r10k_cache_barrier): New variable.
2519 (cache): New availability predicate.
2520 (mips_builtins): Add an entry for __builtin_mips_cache.
2521 (mips_build_cvpointer_type): New function.
2522 (MIPS_ATYPE_CVPOINTER): New macro.
2523 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2525 (r10k_simplified_address_p, r10k_simplify_address)
2526 (r10k_uncached_address_p, r10k_safe_address_p)
2527 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2528 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2529 (r10k_insert_cache_barriers): New functions.
2530 (mips_reorg_process_insns): Delete cache barriers after a
2531 branch-likely instruction.
2532 (mips_reorg): Call r10k_insert_cache_barriers.
2533 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2534 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2535 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2536 (mips_cache, r10k_cache_barrier): New define_insns.
2538 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2540 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2541 * ira-color.c (setup_allocno_left_conflicts_num): Use
2542 hard_reg_set_equal_p instead of a comparison with
2543 ira_zero_hard_reg_set.
2544 * ira.c (setup_reg_subclasses): Likewise.
2545 (setup_cover_and_important_classes): Likewise.
2546 (setup_class_translate): Likewise.
2547 (setup_reg_class_intersect_union): Likewise.
2548 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2549 (ira_init_once): Don't initialize them.
2551 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2553 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2555 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2557 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2559 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2561 Improved branch hints, safe hints, and scheduling.
2563 * haifa-sched.c (sched_emit_insn) : Define.
2564 * sched-int.h (sched_emit_insn) : Add prototype.
2565 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2566 -mhint-max-distance -msafe-hints) : Document.
2567 * config/spu/spu.c (spu_flag_var_tracking): New.
2568 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2569 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2570 TARGET_ASM_FILE_START): Define.
2571 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2572 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2573 (spu_emit_branch_hint): Add blocks argument.
2574 (insert_branch_hints, insert_nops): Remove.
2575 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2576 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2577 spu_sched_reorder, asm_file_start): New functions.
2578 (clock_var, spu_sched_length, pipe0_clock,
2579 pipe1_clock, prev_clock_var, prev_priority,
2580 spu_ls_first, prev_ls_clock): New static variables.
2581 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2582 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2583 (nopn_nv): Add a non-volatile version of nop.
2584 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2585 -mhint-max-distance, -msafe-hints): New options.
2587 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2588 Samuel Tardieu <sam@rfc1149.net>
2590 * opts.c (decode_options): Combine nested if statements.
2593 * opts.c (decode_options): Handle more relationships among
2594 unit-at-a-time, toplevel-reorder, and section-anchors.
2596 2008-09-05 David Daney <ddaney@avtrex.com>
2598 * doc/install.texi (--enable-reduced-reflection): Document new option.
2600 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2602 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2604 (constantpool_operand): New.
2605 (move_operand): Disallow sub-word modes for the constant pool.
2606 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2607 (xtensa_secondary_reload_class): Replace with....
2608 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2609 Set icode for sub-word reloads from the constant pool.
2610 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2611 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2612 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2613 * config/xtensa/xtensa-protos.h: Update prototypes.
2615 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2617 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2618 (REG_CLASS_NAMES): Update.
2619 (REG_CLASS_CONTENTS): Update.
2620 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2621 of ALL_REGS for regs 77 and 78.
2622 * function.c (instantiate_virtual_regs_in_insn): Assert that
2623 return value of simplify_gen_subreg is not NULL.
2625 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2627 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2628 (gen_rtvec_v): Fix coding standards.
2630 2008-09-04 Jan Hubicka <jh@suse.cz>
2632 * i386.c (decide_alg): Be more conservative about optimizing for size.
2634 2008-09-04 Ian Lance Taylor <iant@google.com>
2636 * varasm.c (narrowing_initializer_constant_valid_p): New
2638 (initializer_constant_valid_p): Call it.
2640 2008-09-04 Jeff Law <law@redhat.com>
2642 * fold-const.c (native_encode_real): Fix computation of WORDS.
2643 (native_interpret_real): Likewise.
2645 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2647 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2649 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2651 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2652 that the cost is already taken into account in ira-costs.c
2654 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2656 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2657 ira_debug_copies): New.
2658 (ira_bulid): Call print_copies.
2660 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2662 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2665 * config/rs6000/rs6000.c (optimization_options): Remove check of
2666 flag_toplevel_order.
2668 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2670 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2671 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2672 second operand is a reg_imm10_operand.
2673 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2674 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2675 (*seq_<GPR:mode><GPR2:mode>): Rename to
2676 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2678 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2679 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2681 (*sne_<GPR:mode><GPR2:mode>): Rename to
2682 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2685 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2687 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2688 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2689 combining an arithmetic right shift by more than 31 and a
2690 trunction. Don't match for out-of-range shift amounts. Set
2691 attribute mode to <MODE>.
2692 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2693 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2694 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2695 shifts by less than 32.
2696 (extv): Change predicate on first operand to accept registers.
2697 Change predicate of the other operands from immediate_operand to
2698 const_int_operand. Expand exts when source is a register.
2699 (extzv): Change predicate of the constant operands from
2700 immediate_operand to const_int_operand.
2701 (extzv<mode>): Change predicate of the constant operands from
2702 immediate_operand to const_int_operand and no constraint. Also
2704 (*extzv_trunc<mode>_exts): New pattern.
2706 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2708 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2709 * config/mips/mips-protos.h (mask_low_and_shift_p,
2710 mask_low_and_shift_len): Declare.
2711 * config/mips/mips.c (mask_low_and_shift_p,
2712 mask_low_and_shift_len): New functions.
2713 (mips_print_operand): Handle new operand prefix "m".
2714 * config/mips/mips.md (*cins<mode>): New pattern.
2716 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2718 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2719 optimizing for size.
2721 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2723 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2724 regardless of epilogue_completed.
2726 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2729 * ira-lives.c (process_bb_node_lives): Check setjmp.
2731 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2734 * ira-build.c (form_loop_tree): Reverse BB walk.
2735 (create_bb_allocnos): Likewise.
2736 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2737 (mark_reg_store): Rename to...
2738 (mark_ref_live): ...this and take a df_ref argument instead of
2739 note_stores arguments. Assert that we have a register.
2740 (mark_reg_clobber): Delete.
2741 (def_conflicts_with_inputs_p): New function.
2742 (mark_reg_conflicts): Delete.
2743 (mark_reg_death): Rename to...
2744 (mark_ref_dead): ...this and take a df_ref argument instead of
2745 a register. Assert that we have a register.
2746 (process_bb_node_lives): Hoist frequency calculation out of
2747 instruction walk. Convert from a forwards scan to a backwards scan.
2748 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2749 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2750 (create_allocno_live_ranges): Don't create regs_set.
2752 2008-09-04 Ian Lance Taylor <iant@google.com>
2754 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2755 or REG_LABEL_TARGET.
2756 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2757 comparing MODE with MEM.
2758 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2759 comparing with GF_PREDICT_TAKEN.
2760 (gimple_get_lhs): Change code to enum gimple_code.
2761 (gimple_set_lhs): Likewise.
2762 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2763 * omp-low.c (find_omp_clause): Change kind parameter to enum
2765 * tree-flow.h (find_omp_clause): Update declaration.
2766 * regrename.c (clear_dead_regs): Change kind parameter to enum
2768 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2770 * see.c (see_get_extension_data): Change return type to enum
2771 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2772 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2773 (see_gen_normalized_extension): Change extension_code parameter to
2775 (see_seek_pre_extension_expr): Change extension_code to enum
2777 (see_merge_one_def_extension): Likewise.
2778 (see_handle_relevant_defs): Likewise.
2779 (see_handle_relevant_uses): Likewise.
2780 (see_analyze_one_def): Likewise.
2781 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2782 GIMPLE_ASM rather than ASM_EXPR.
2783 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2784 GIMPLE_RETURN rather than RETURN_EXPR.
2785 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2786 (evaluate_stmt): Likewise.
2787 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2788 to enum vect_relevant.
2789 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2790 compare gimple codes with tree codes.
2792 2008-09-04 Paul Brook <paul@codesourcery.com>
2794 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2796 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2798 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2799 pointer check lost in the recent no-unit-at-a-time patch.
2801 2008-09-04 Jan Hubicka <jh@suse.cz>
2804 * tree-switch-conversion.c (check_final_bb): Accept only IP
2807 2008-09-04 Jan Hubicka <jh@suse.cz>
2809 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2811 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2812 using_ranges argument.
2813 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2814 (vrp_visit_cond_stmt): Update call of
2815 vrp_evaluate_conditional_warnv_with_ops
2817 2008-09-04 Jan Hubicka <jh@suse.cz>
2819 PR tree-optimization/37345
2820 PR tree-optimization/37358
2821 PR tree-optimization/37357
2822 * tree.c (build_function_type_skip_args): Build distinct type copy;
2824 (build_function_decl_skip_args): Set type of new decl not orig decl;
2825 clear DECL_VINDEX for methods turned into functions.
2827 2008-09-04 Nick Clifton <nickc@redhat.com>
2829 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2830 * configure: Regenerate.
2831 * config.in: Regenerate.
2832 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2833 alignment field, if it is supported.
2835 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2837 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2840 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2842 * config/rs6000/rs6000.c (processor_target_table): Do not
2843 enable VMX for POWER6.
2845 2008-09-03 Anton Blanchard <anton@samba.org>
2847 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2848 emit memory barrier before operation.
2850 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2853 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2854 default_elf_asm_output_external.
2856 2008-09-03 Jeff Law <law@redhat.com>
2858 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2860 2008-09-03 Richard Henderson <rth@redhat.com>
2862 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2863 memory barrier to below the test-and-set.
2864 (alpha_split_lock_test_and_set_12): Likewise.
2866 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2870 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2873 * ira-color.c (print_loop_title): Use all_allocnos.
2874 (color_pass): Ditto. Don't add border_allocnos. Check that
2875 subloop allocno in the correspdoning bitmap all_allocnos.
2877 * ira-emit.c (change_loop): Use all_allocnos.
2879 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
2880 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
2881 (create_cap_allocno): Remove setting mentioned_allocnos.
2882 (create_insn_allocnos): Ditto.
2883 (remove_unnecessary_allocnos): Use all_allocnos.
2884 (check_allocno_creation): Check that allocnos are in the
2885 corresponding bitmap all_allocnos.
2887 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2891 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2892 (process_regs_for_copy): Process subregs. Refine check when cost
2893 is taken into account in ira-costs.c.
2894 (process_reg_shuffles): Use REG_SUBREG_P.
2895 (add_insn_allocno_copies): Ditto. Ignore modes.
2897 * ira-color.c (conflict_allocno_vec): New.
2898 (COST_HOP_DIVISOR): New macro.
2899 (update_copy_costs_1): Use it.
2900 (update_conflict_hard_regno_costs): New function.
2901 (assign_hard_reg): Use it.
2902 (ira_color): Allocate and free conflict_allocno_vec.
2904 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2908 * ira-int.h (ira_sort_insn_chain): Remove.
2910 * ira.c (basic_block_order_nums, chain_insn_order,
2911 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2912 (ira): Don't call ira_sort_insn_chain.
2914 * reload1.c (reload): Don't call ira_sort_insn_chain.
2916 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2919 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2920 which become non throw.
2921 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2922 update_call_expr after updating the flags on the decl.
2924 2008-09-03 Jan Hubicka <jh@suse.cz>
2926 PR tree-optimization/37315
2927 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2928 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2929 (cgraph_analyze_functions): Use node->analyzed
2930 (cgraph_mark_functions_to_output): Likewise.
2931 (cgraph_expand_function): All functions can be released after
2933 (cgraph_optimize): Use gimple_has_body_p.
2934 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2935 (cgraph_decide_inlining_incrementally): Likewise.
2936 (inline_transform): Inline transform.
2937 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2939 (inlinable_function_p): Drop gimple_body check.
2940 (expand_call_inline): Use gimple_has_body_p.
2941 * gimple.c (gimple_has_body_p): New.
2942 * gimple.h (gimple_has_body_p): Add prototype.
2943 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2944 (dump_function_to_file): Use gimple_has_body_p check.
2946 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2949 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2951 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2953 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2955 From Michael Frysinger <michael.frysinger@analog.com>
2956 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2957 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2960 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2963 * doc/extend.texi: Document picoChip builtin functions.
2964 * doc/invoke.texi: Document picoChip options.
2965 * doc/contrib.texi: Add picoChip contribution.
2966 * doc/md.texi: Document picoChip constraints.
2967 * config.gcc: Add picochip-*-*.
2968 * config/picochip/: Add new port.
2970 2008-09-03 Richard Guenther <rguenther@suse.de>
2972 PR tree-optimization/37328
2973 * tree-sra.c (sra_build_assignment): Gimplify properly.
2974 (generate_copy_inout): Take the correct stmt as definition,
2975 remove bogus assert.
2977 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2979 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2982 From Michael Frysinger <michael.frysinger@analog.com>
2983 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2985 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2987 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2988 (__gthread_setspecific): Revert 2008-08-31 change to
2989 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2991 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2993 * diagnostic.c (error_at): New.
2994 * toplev.h (error_at): New prototype.
2995 * c-typeck.c (build_array_ref): Call error_at instead of error.
2996 Pass location to pedwarn.
2998 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3000 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3002 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3004 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3005 VAR_DECL and CONST_DECL.
3007 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3008 Jakub Jelinek <jakub@redhat.com>
3010 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3011 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3012 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3013 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3014 Don't set ix86_save_varrargs_registers.
3015 (ix86_setup_incoming_varargs): Assume cum != NULL.
3016 (ix86_va_start): Check ix86_varargs_gpr_size and
3017 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3018 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3019 from frame pointer if ix86_varargs_gpr_size == 0.
3020 (ix86_compute_frame_layout): Updated.
3021 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3022 (ix86_varargs_gpr_size): Define.
3023 (ix86_varargs_fpr_size): Likewise.
3024 (machine_function): Remove save_varrargs_registers.
3025 Add varargs_gpr_size and varargs_fpr_size.
3027 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3029 * config/alpha/alpha.c (va_list_skip_additions,
3030 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3031 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3034 PR tree-optimization/36766
3035 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3036 for already removed basic blocks.
3039 * real.c (real_maxval): Clear a lower bit to make real_maxval
3040 match get_max_float for IBM long double format.
3042 2008-09-02 Andreas Schwab <schwab@suse.de>
3044 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3045 * configure: Regenerate.
3047 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3049 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3050 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3051 checking for a non-VOID CONSTANT_P.
3053 2008-09-02 Jan Hubicka <jh@suse.cz>
3055 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3056 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3059 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3061 * expr.c (emit_group_store): Don't assert stack temp mode size.
3063 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3064 Tobias Grosser <grosser@fim.uni-passau.de>
3065 Jan Sjodin <jan.sjodin@amd.com>
3066 Harsha Jagasia <harsha.jagasia@amd.com>
3067 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3068 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3069 Adrien Eliche <aeliche@isty.uvsq.fr>
3071 Merge from graphite branch.
3074 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3075 * doc/invoke.texi (-floop-block, -floop-interchange,
3076 -floop-strip-mine): Document new flags.
3077 * tree-into-ssa.c (gimple_vec): Moved...
3078 * tree-loop-distribution.c (rdg_component): Moved...
3079 * cfgloopmanip.c: Include tree-flow.h.
3080 (update_dominators_in_loop): New.
3081 (create_empty_if_region_on_edge): New.
3082 (create_empty_loop_on_edge): New.
3083 (loopify): Use update_dominators_in_loop.
3084 * tree-pass.h (pass_graphite_transforms): Declared.
3085 * configure: Regenerate.
3086 * tree-phinodes.c (make_phi_node): Export.
3087 (add_phi_node_to_bb): New, split from create_phi_node.
3088 * tree-chrec.c (for_each_scev_op): New.
3089 * tree-chrec.h (for_each_scev_op): Declared.
3090 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3091 (remove_statement): Call get_phi_with_result.
3092 * config.in (HAVE_cloog): Undef.
3093 * gdbinit.in (pgg): New.
3094 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3095 * tree-ssa-loop.c (graphite_transforms): New.
3096 (gate_graphite_transforms): New.
3097 (pass_graphite_transforms): New.
3098 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3099 HAVE_cloog): Defined.
3100 * tree-vectorizer.c (rename_variables_in_bb): Export.
3101 * tree-data-ref.c (dr_may_alias_p): Export.
3102 (stmt_simple_memref_p): New.
3103 (find_data_references_in_stmt): Export.
3104 (find_data_references_in_loop): Export.
3105 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3106 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3107 (create_rdg_vertices): Export.
3108 (build_empty_rdg): New.
3109 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3110 * tree-data-ref.h (rdg_component): ... here.
3112 (struct data_reference): Add a field scop.
3114 (find_data_references_in_loop): Declared.
3115 (find_data_references_in_stmt): Declared.
3116 (create_rdg_vertices): Declared.
3117 (dr_may_alias_p): Declared.
3118 (stmt_simple_memref_p): Declared.
3119 (struct rdg_edge): Add a field ddr_p relation.
3120 (build_empty_rdg): Declared.
3121 * lambda.h (lambda_matrix): Declare a VEC of.
3122 (find_induction_var_from_exit_cond): Declared.
3123 (lambda_vector_compare): New.
3124 * common.opt (fgraphite, floop-strip-mine,
3125 floop-interchange, floop-block): New flags.
3126 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3127 * cfgloop.c (is_loop_exit): New.
3128 * cfgloop.h (is_loop_exit): Declared.
3129 (create_empty_if_region_on_edge): Declared.
3130 (create_empty_loop_on_edge): Declared.
3131 * tree-flow.h (add_phi_node_to_bb): Declared.
3132 (make_phi_node): Declared.
3133 (rename_variables_in_bb): Declared.
3134 (perfect_loop_nest_depth): Declared.
3135 (graphite_transform_loops): Declared.
3136 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3137 (graphite.o-warn): Add -Wno-error.
3138 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3139 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3140 (INCLUDES): Add PPLINC, CLOOGINC.
3141 (OBJS-common): Add graphite.o.
3142 (graphite.o): Add rule.
3143 * gimple.h (gimple_vec): ... here.
3144 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3145 * passes.c (init_optimization_passes): Schedule
3146 pass_graphite_transforms.
3148 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3151 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3152 and -fno-toplevel-reorder after handle_options.
3154 2008-09-02 Paul Brook <paul@codesourcery.com>
3156 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3157 (arm_override_options): Set arm_tune_cortex_a9.
3158 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3159 (arm_issue_rate): Handle cortexa9.
3160 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3161 * config/arm/arm-cores.def: Add cortex-a9.
3162 * config/arm/arm-tune.md: Regenerate.
3163 * config/arm/arm.md: Include cortex-a9.md.
3164 (generic_sched, generic_vfp): Add cortexa9.
3165 * config/arm/cortex-a9.md: New file.
3167 2008-09-02 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/37327
3170 * tree-vrp.c (register_new_assert_for): Make sure to not have
3171 TREE_OVERFLOW set on the bound.
3173 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3175 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3177 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3178 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3181 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3183 * gcc/config/spu/spu.md (divdf3): Removed.
3185 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3187 PR tree-optimization/37095
3188 * cgraph.c (cgraph_node): When creating new cgraph node after
3189 assembler_name_hash has been populated, record it in the hash
3192 2008-09-01 Paul Brook <paul@codesourcery.com>
3194 * doc/invoke.texi: Document -mword-relocations.
3195 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3196 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3197 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3198 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3199 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3200 (arm_emit_movpair): New function.
3201 (arm_print_operand <c>): Handle sybolic addresses.
3202 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3203 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3204 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3205 * config/arm/arm.opt: Add -mword-relocations.
3206 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3207 (arm_movt, arm_movw): New.
3209 2008-09-01 Paul Brook <paul@codesourcery.com>
3211 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3212 Allow Interworking on ARMv4 EABI based targets.
3213 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3214 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3216 2008-09-01 Paul Brook <paul@codesourcery.com>
3218 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3219 optimized LT0 test. Remove optimization for GT.
3221 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3223 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3224 openmp applications.
3225 * pa-hpux11.h (LIB_SPEC): Likewise.
3227 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3230 2008-09-01 Jan Hubicka <jh@suse.cz>
3232 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3233 present, use only counts; when guessed use only frequencies.
3234 (estimate_bb_frequencies): Use function_frequency.
3235 * profile.c (compute_branch_probabilities): Exit early when
3236 profile reading failed. Set profile_status.
3237 (branch_prob): Do not set profile_status.
3239 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3241 * tree.c (protected_set_expr_location): New.
3242 * tree.h (protected_set_expr_location): New prototype.
3243 * c-tree.h (build_array_ref): Add argument.
3244 (parser_build_unary_op): Same.
3245 * c-typeck.c (build_indirect_ref): Handle new location argument.
3246 (build_array_ref): Same.
3247 (parser_build_unary_op): Same.
3248 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3250 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3252 * c-common.c (finish_label_address_expr): Handle new location argument.
3253 * c-common.h (build_indirect_ref): Add argument.
3254 (finish_label_address_expr): Same.
3255 * c-parser.c (c_parser_unary_expression): Pass location to build
3257 (c_parser_postfix_expression): Same.
3259 2008-09-01 Paul Brook <paul@codesourcery.com>
3261 * config/arm/arm.md: Include cortex-r4f.md.
3262 (attr fpu): Update type list.
3263 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3264 fconstd, fcmps and fcmpd.
3265 (attr tune_cortexr4): Define.
3266 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3267 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3268 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3269 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3270 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3271 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3272 cortex_a8_vfp_farith: Ditto.
3273 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3274 * config/arm/cortex-r4.md: Use tune_cortexr4.
3275 * config/arm/cortex-r4f.md: New file.
3277 2008-09-01 Richard Guenther <rguenther@suse.de>
3279 PR tree-optimization/37305
3280 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3281 the result of constant conversions.
3282 (fold_gimple_assign): Likewise.
3284 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3286 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3287 #ifdef ENABLE_CHECKING.
3289 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3291 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3292 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3293 when !INSN_SCHEDULING.
3295 2008-09-01 Andreas Schwab <schwab@suse.de>
3297 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3299 2008-09-01 Paul Brook <paul@codesourcery.com>
3301 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3303 2008-09-01 Jan Hubicka <jh@suse.cz>
3305 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3307 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3309 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3310 * gimplify.c (gimplify_init_constructor): Add speed operand.
3311 * tree-sra.c (decide_block_copy): Likewise.
3312 * tree-inline.c (estimate_move_cost): Likewise.
3313 * config/alpha/alpha.h (MOVE_RATIO): Update.
3314 * config/frv/frv.c (MOVE_RATIO): Update.
3315 * config/spu/spu.h (MOVE_RATIO): Update.
3316 * config/sparc/sparc.h (MOVE_RATIO): Update.
3317 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3318 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3319 * config/cris/cris.h (MOVE_RATIO): Update.
3320 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3321 * config/arm/arm.h (MOVE_RATIO): Update.
3322 * config/pa/pa.md: Update uses of MOVE_RATIO
3323 * config/pa/pa.h (MOVE_RATIO): Update.
3324 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3325 CLEAR_RATIO, SET_RATIO): Update.
3326 * config/h8300/h8300.h (MOVE_RATIO): Update.
3327 * config/v850/v850.h (MOVE_RATIO): Update.
3328 * config/bfin/bfin.h (MOVE_RATIO): Update.
3330 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3331 Dmitry Melnik <dm@ispras.ru>
3332 Dmitry Zhurikhin <zhur@ispras.ru>
3333 Alexander Monakov <amonakov@ispras.ru>
3334 Maxim Kuvyrkov <maxim@codesourcery.com>
3336 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3337 sel-sched-dump.c, sel-sched-ir.c: New files.
3338 * Makefile.in (OBJS-common): Add selective scheduling object files.
3339 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3340 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3341 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3342 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3343 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3344 (make_forwarder_block): Update loop latch if we have redirected
3345 the loop latch edge.
3346 * cfgloop.c (get_loop_body_in_custom_order): New function.
3347 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3348 (CP_FALLTHRU_PREHEADERS): Likewise.
3349 (get_loop_body_in_custom_order): Declare.
3350 * cfgloopmanip.c (has_preds_from_loop): New.
3351 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3352 Assert that the preheader edge will be fall thru when it is set.
3353 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3354 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3355 fsel-sched-substitution, fselective-scheduling): New flags.
3356 * cse.c (hash_rtx_cb): New.
3358 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3359 sel_sched_insn_cnt): New counters.
3360 * final.c (compute_alignments): Export. Free dominance
3361 info after loop_optimizer_finalize.
3362 * genattr.c (main): Output maximal_insn_latency prototype.
3363 * genautomata.c (output_default_latencies): New.
3364 Factor its code from ...
3365 (output_internal_insn_latency_func): ... here.
3366 (output_internal_maximal_insn_latency_func): New.
3367 (output_maximal_insn_latency_func): New.
3368 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3369 (struct hard_reg_set_iterator): New.
3370 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3371 hard_reg_set_iter_next): New functions.
3372 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3373 * lists.c (remove_free_INSN_LIST_node,
3374 remove_free_EXPR_LIST_node): New functions.
3375 * loop-init.c (loop_optimizer_init): When
3376 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3377 calling create_preheaders.
3378 (loop_optimizer_finalize): Do not verify flow info after reload.
3379 * recog.c (validate_replace_rtx_1): New parameter simplify.
3380 Default it to true. Update all uses. Factor out simplifying
3382 (simplify_while_replacing): ... this new function.
3383 (validate_replace_rtx_part,
3384 validate_replace_rtx_part_nosimplify): New.
3385 * recog.h (validate_replace_rtx_part,
3386 validate_replace_rtx_part_nosimplify): Declare.
3387 * rtl.c (rtx_equal_p_cb): New.
3388 (rtx_equal_p): Use it.
3389 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3390 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3391 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3392 * vecprim.h: Add a vector type for unsigned int.
3393 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3394 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3395 ready_try, cycle_issued_insns, spec_info): Make global.
3396 (readyp): Initialize.
3397 (dfa_lookahead): New global variable.
3398 (old_max_uid, old_last_basic_block): Remove.
3399 (h_i_d): Make it a vector.
3400 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3402 (after_recovery, adding_bb_to_current_region_p):
3403 New variables to handle correct insertion of the recovery code.
3404 (struct ready_list): Move declaration to sched-int.h.
3405 (rgn_n_insns): Removed.
3406 (rtx_vec_t): Move to sched-int.h.
3407 (find_insn_reg_weight): Remove.
3408 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3409 (haifa_init_h_i_d, haifa_finish_h_i_d):
3410 New functions to initialize / finalize haifa instruction data.
3411 (extend_h_i_d, init_h_i_d): Rewrite.
3412 (unlink_other_notes): Move logic to add_to_note_list. Handle
3413 selective scheduler.
3414 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3415 find_fallthru_edge): Make global, remove static prototypes.
3416 (max_issue): Make global. Add privileged_n and state parameters. Use
3418 (extend_global, extend_all): Removed.
3419 (init_before_recovery): Add new param. Fix the handling of the case
3420 when we insert a recovery code before the EXIT which has a predecessor
3421 with a fallthrough edge to it.
3422 (create_recovery_block): Make global. Rename to
3423 sched_create_recovery_block. Update.
3424 (change_pattern): Rename to sched_change_pattern. Make global.
3425 (speculate_insn): Rename to sched_speculate_insn. Make global.
3426 Split haifa-specific functionality into ...
3427 (haifa_change_pattern): New static function.
3428 (sched_extend_bb): New static function.
3429 (sched_init_bbs): New function.
3430 (current_sched_info): Change type to struct haifa_sched_info.
3431 (insn_cost): Adjust for selective scheduling.
3432 (dep_cost_1): New function. Move logic from ...
3433 (dep_cost): ... here.
3434 (dep_cost): Use dep_cost_1.
3435 (contributes_to_priority_p): Use sched_deps_info instead of
3437 (priority): Adjust to work with selective scheduling. Process the
3438 corner case when all dependencies don't contribute to priority.
3439 (rank_for_schedule): Use ds_weak instead of dep_weak.
3440 (advance_state): New function. Move logic from ...
3441 (advance_one_cycle): ... here.
3442 (add_to_note_list, concat_note_lists): New functions.
3443 (rm_other_notes): Make static. Adjust for selective scheduling.
3444 (remove_notes, restore_other_notes): New functions.
3445 (move_insn): Add two arguments. Update assert. Don't call
3447 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3448 Remove more_issue, max_points. Move the code to initialize
3449 max_lookahead_tries to max_issue.
3450 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3451 ready. Adjust use of move_insn. Call restore_other_notes.
3453 (sched_init, sched_finish): Move Haifa-specific initialization/
3455 (haifa_sched_init, haifa_sched_finish): ... respectively.
3457 (setup_sched_dump): New function.
3458 (haifa_init_only_bb): New static function.
3459 (haifa_speculate_insn): New static function.
3460 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3461 (extend_ready, extend_all): Remove.
3462 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3463 (create_check_block_twin, add_to_speculative_block): Use
3464 haifa_insns_init instead of extend_global. Update to use new
3465 initialization functions. Change parameter. Factor out code from
3466 create_check_block_twin to ...
3467 (sched_create_recovery_edges) ... this new function.
3468 (add_block): Remove.
3469 (sched_scan_info): New.
3470 (extend_bb): Use sched_scan_info.
3471 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3472 static functions for walking through scheduling region.
3473 (sched_luids): New vector variable to replace uid_to_luid.
3474 (luids_extend_insn): New function.
3475 (sched_max_luid): New variable.
3476 (luids_init_insn): New function.
3477 (sched_init_luids, sched_finish_luids): New functions.
3478 (insn_luid): New debug function.
3479 (sched_extend_target): New function.
3480 (haifa_init_insn): New static function.
3481 (sched_init_only_bb): New hook.
3482 (sched_split_block): New hook.
3483 (sched_split_block_1): New function.
3484 (sched_create_empty_bb): New hook.
3485 (sched_create_empty_bb_1): New function.
3486 (common_sched_info, ready): New global variables.
3487 (current_sched_info_var): Remove.
3488 (move_block_after_check): Use common_sched_info.
3489 (haifa_luid_for_non_insn): New static function.
3490 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3491 (increase_insn_priority): New.
3492 * modulo-sched.c: (issue_rate): Remove static declaration.
3493 (sms_sched_info): Change type to haifa_sched_info.
3494 (sms_sched_deps_info, sms_common_sched_info): New variables.
3495 (setup_sched_infos): New.
3496 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3497 Do not call regstat_free_calls_crossed.
3498 (sms_print_insn): Use const_rtx.
3499 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3500 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3501 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3502 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3503 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3504 current_sched_info to use it.
3505 (enum reg_pending_barrier_mode): Move to sched-int.h.
3506 (h_d_i_d): New variable. Initialize to NULL.
3507 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3509 (estimate_dep_weak): Remove static declaration.
3510 (sched_has_condition_p): New function. Adjust users of
3511 sched_get_condition to use it instead.
3512 (conditions_mutex_p): Add arguments indicating which conditions are
3514 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3515 argument to indicate whether returned condition is reversed. Do not
3516 generate new rtx when condition should be reversed; indicate it by
3517 setting new argument instead.
3518 (add_dependence_list_and_free): Add deps parameter.
3519 Update all users. Do not free dependence list when
3520 deps context is readonly.
3521 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3523 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3524 (remove_from_deps): New. Use the above functions.
3525 (cur_insn, can_start_lhs_rhs_p): New static variables.
3526 (add_or_update_back_dep_1): Initialize present_dep_type.
3527 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3528 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3529 haifa_note_dep): New functions implementing dependence hooks for
3530 the Haifa scheduler.
3531 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3532 note_dep): New functions.
3533 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3535 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3536 (free_deps): Initialize deps->reg_last.
3537 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3538 sched_analyze_insn): Update to use dependency hooks infrastructure
3539 and readonly contexts.
3540 (deps_analyze_insn): New function. Move part of logic from ...
3541 (sched_analyze): ... here. Also move some logic to ...
3542 (deps_start_bb): ... here. New function.
3543 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3545 (sched_deps_init): New function. Move code from ...
3546 (init_dependency_caches): ... here. Remove.
3547 (init_deps_data_vector): New.
3548 (sched_deps_finish): New function. Move code from ...
3549 (free_dependency_caches): ... here. Remove.
3550 (init_deps_global, finish_deps_global): Adjust for use with
3551 selective scheduling.
3552 (get_dep_weak): Move logic to ...
3553 (get_dep_weak_1): New function.
3554 (ds_merge): Move logic to ...
3555 (ds_merge_1): New static function.
3556 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3557 (ds_get_max_dep_weak): New function.
3558 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3559 (n_insns): Rename to rgn_n_insns.
3560 (debug_ebb_dependencies): New function.
3561 (init_ready_list): Use it.
3562 (begin_schedule_ready): Use sched_init_only_bb.
3563 (ebb_print_insn): Indicate when an insn starts a new cycle.
3564 (contributes_to_priority, compute_jump_reg_dependencies,
3565 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3566 (add_block1): Remove to ebb_add_block.
3567 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3568 (schedule_ebb): Initialize them. Use remove_notes instead of
3569 rm_other_notes. Use haifa_local_init/finish.
3570 (schedule_ebbs): Use haifa_sched_init/finish.
3571 * sched-int.h: Include vecprim.h, remove rtl.h.
3572 (struct ready_list): Delete declaration.
3573 (sched_verbose_param, enum sched_pass_id_t,
3574 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3575 (struct sched_scan_info_def): New structure.
3576 (sched_scan_info, sched_scan, sched_init_bbs,
3577 sched_init_luids, sched_finish_luids, sched_extend_target,
3578 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3579 (struct common_sched_info_def): New.
3580 (common_sched_info, haifa_common_sched_info,
3581 sched_emulate_haifa_p): Declare.
3583 (sched_luids): Declare.
3584 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3585 (sched_max_luid, insn_luid): Declare.
3586 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3587 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3588 print_insn, print_pattern, print_value, haifa_classify_insn,
3589 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3590 setup_sched_dump, sched_init, sched_finish,
3591 sel_insn_is_speculation_check): Export.
3592 (struct ready_list): Move from haifa-sched.c.
3593 (ready_try, ready, max_issue): Export.
3594 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3595 sched_init_only_bb, sched_split_block, sched_split_block_1,
3596 sched_create_empty_bb, sched_create_empty_bb_1,
3597 sched_create_recovery_block, sched_create_recovery_edges): Export.
3598 (enum reg_pending_barrier_mode): Export.
3599 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3601 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3602 print_insn field. Move add_block and fix_recovery_cfg to
3603 common_sched_info_def. Move compute_jump_reg_dependencies,
3605 (struct sched_deps_info_def): ... this new structure.
3606 (sched_deps_info): Declare.
3607 (struct spec_info_def): Remove weakness_cutoff, add
3608 data_weakness_cutoff and control_weakness_cutoff.
3609 (spec_info): Declare.
3610 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3612 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3613 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3614 (current_sched_info): Change type to struct haifa_sched_info.
3615 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3616 (h_d_i_d): New variable.
3617 (HDID): New accessor macro.
3618 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3619 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3621 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3622 (enum SCHED_FLAGS): Update for selective scheduler.
3623 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3624 (init_dependency_caches, free_dependency_caches): Delete declarations.
3625 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3626 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3627 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3628 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3629 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3631 (rm_other_notes): Delete declaration.
3632 (schedule_block): Remove one argument.
3633 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3634 ready_element, ready_lastpos, sched_extend_ready_list,
3635 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3636 concat_note_lists): Export.
3637 (struct region): Move from sched-rgn.h.
3638 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3639 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3640 BLOCK_TO_BB, CONTAINING_RGN): Export.
3641 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3642 (current_nr_blocks, current_blocks, target_bb): Likewise.
3643 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3644 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3645 sched_rgn_local_init, extend_regions,
3646 rgn_make_new_region_out_of_new_block, compute_priorities,
3647 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3648 extend_rgns, deps_join rgn_setup_common_sched_info,
3649 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3650 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3651 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3652 increase_insn_priority): Likewise.
3653 * sched-rgn.c: Include sel-sched.h.
3654 (ref_counts): New static variable. Use it ...
3655 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3656 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3657 (sched_is_disabled_for_current_region_p): Delete static declaration.
3658 (struct region): Move to sched-int.h.
3659 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3660 ebb_head): Define and initialize.
3661 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3662 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3663 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3665 (find_single_block_region): Add new argument to indicate that EBB
3666 regions should be constructed.
3667 (debug_live): Delete declaration.
3668 (current_nr_blocks, current_blocks, target_bb):
3669 Remove static qualifiers.
3670 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3672 (init_regions): Delete declaration.
3673 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3674 rgn_estimate_number_of_insns): New.
3675 (too_large): Use estimate_number_of_insns.
3676 (haifa_find_rgns): New. Move the code from ...
3677 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3678 (free_trg_info): New.
3679 (compute_trg_info): Allocate candidate tables here instead of ...
3680 (init_ready_list): ... here.
3681 (rgn_print_insn): Use const_rtx.
3682 (contributes_to_priority, extend_regions): Delete static declaration.
3683 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3684 (add_block1): Rename to rgn_add_block.
3685 (debug_rgn_dependencies): Delete static qualifier.
3686 (new_ready): Use sched_deps_info. Simplify.
3687 (rgn_common_sched_info, rgn_const_sched_deps_info,
3688 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3690 (region_sched_info): Rename to rgn_const_sched_info.
3691 (deps_join): New, extracted from ...
3692 (propagate_deps): ... here.
3693 (compute_block_dependences, debug_dependencies): Update for selective
3695 (free_rgn_deps, compute_priorities): New functions.
3696 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3697 sched_rgn_compute_dependencies): New functions.
3698 (schedule_region): Use them.
3699 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3700 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3702 (schedule_insns): Call new functions that were split out.
3703 (rgn_make_new_region_out_of_new_block): New.
3704 (get_rgn_sched_max_insns_priority): New.
3705 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3706 scheduling when appropriate.
3707 * sched-vis.c: Include insn-attr.h.
3708 (print_value, print_pattern): Make global.
3709 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3710 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3711 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3712 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3713 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3714 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3715 hooks. Initialize them to 0.
3716 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3717 * target.h (struct gcc_target): Add them. Rename gen_check field to
3719 * flags.h (sel_sched_switch_set): Declare.
3720 * opts.c (sel_sched_switch_set): New variable.
3721 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3722 pipelining is disabled from command line.
3723 (common_handle_option): Record whether selective scheduling is
3724 requested from command line.
3725 * doc/invoke.texi: Document new flags and parameters.
3726 * doc/tm.texi: Document new target hooks.
3727 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3729 (dfa_state_size): Do not declare locally.
3730 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3731 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3732 rs6000_alloc_sched_context, rs6000_set_sched_context,
3733 rs6000_free_sched_context): New functions.
3734 (struct _rs6000_sched_context): New.
3735 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3737 (rs6000_sched_finish): Do not run for selective scheduling.
3739 2008-08-31 Jan Hubicka <jh@suse.cz>
3741 * frv.c (frv_rtx_costs): Update forward declaration.
3742 * spu.c (spu_rtx_costs): Likewise.
3743 * pdp11.c: Include df.h
3744 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3745 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3746 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3747 * iq2000.c (iq2000_address_cost): Add speed argument.
3748 (iq2000_rtx_costs): Likewise.
3749 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3750 update call of mn10300_address_cost.
3751 * mcore.c: Include df.h
3752 (mcore_rtx_costs): Update prototype.
3753 * score3.c: Include df.h
3754 (score3_rtx_costs): Remove speed argument.
3755 * score7.c: Include df.h
3756 (score7_address_cost): Remove speed argument.
3757 * score-protos.h (score_address_cost): Update prototype.
3758 * score.c: Include df.h
3759 (score_rtx_costs): Update call of costs functions.
3760 * v850.c (v850_rtx_costs): Add bool argument.
3762 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3764 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3766 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3768 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3769 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3771 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3773 * mkmap-flat.awk: Add option pe_dll.
3774 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3775 * config/i386/t-cygwin (SHLIB_LC): Add.
3776 * config/i386/t-mingw32 (SHLIB_LC): Add.
3777 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3778 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3779 (LINK_SPEC): Support libgcc_s.
3780 (LIBGCC_SPEC): Support libgcc_s.
3781 (LIBGCC_SONAME): New.
3783 2008-08-31 Jan Hubicka <jh@suse.cz>
3785 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3786 mistakely had old version of patch.
3788 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3789 (ipcp_estimate_growth): New.
3790 (ipcp_insert_stage): Use ipcp_estimate_growth.
3791 * profile.c (branch_prob): When reading failed, do not consider
3794 2008-08-31 Jan Hubicka <jh@suse.cz>
3796 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3797 loop is optimized for speed.
3799 2008-08-31 Richard Guenther <rguenther@suse.de>
3802 * fold-const.c (fold_binary): Retain conversions in folding
3805 2008-08-31 Jan Hubicka <jh@suse.cz>
3807 * postreload-gcse.c (eliminate_partially_redundant_loads):
3808 Use optimize_bb_for_size_p.
3809 * predict.c (maybe_hot_frequency_p): Make inline.
3810 (maybe_hot_count_p): Break out from ...
3811 (maybe_hot_bb_p): ... this one.
3812 (maybe_hot_edge_p): Simplify.
3813 * basic-block.h (probably_cold_bb_p): Remove.
3815 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3818 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3820 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3821 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3822 Also split V4SFmode.
3823 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3826 2008-08-31 Jan Hubicka <jh@suse.cz>
3828 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3830 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3832 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3835 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3838 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3839 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3841 2008-08-31 Jan Hubicka <jh@suse.cz>
3843 * sparc.h (BRANCH_COST): Fix macro definition.
3844 * avr.c (avr_operand_rtx_cost): Add speed argument.
3845 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3847 2008-08-31 Richard Guenther <rguenther@suse.de>
3849 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3850 types instead of operands. Re-instantiate verifying of
3851 binary expression operands.
3853 2008-08-30 Jan Hubicka <jh@suse.cz>
3855 * fwprop.c (should_replace_address): Add speed attribute.
3856 (PR_OPTIMIZE_FOR_SPEED): New flag.
3857 (propagate_rtx_1): Use it.
3858 (propagate_rtx): Set it.
3859 (try_fwprop_subst): Update call of rtx_costs.
3860 (forward_propagate_and_simplify): LIkewise.
3861 * hooks.c (hook_int_rtx_bool_0): New
3862 (hook_bool_rtx_int_int_intp_false): Replace by ...
3863 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3864 * hooks.h (hook_int_rtx_bool_0): New
3865 (hook_bool_rtx_int_int_intp_false): Replace by ...
3866 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3867 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3868 (prepare_cmp_insn): UPdate call of rtx_cost.
3869 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3870 (reload_cse_simplify_operands): Update call of rtx_cost.
3871 (reload_cse_move2add): call of rtx_cost.
3872 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3873 * rtlanal.c (rtx_cost): Add speed argument.
3874 (address_cost): Add speed argument
3875 (default_address_cost): Likewise.
3876 (insn_rtx_cost): Likewise.
3877 * cfgloopanal.c (seq_cost): Add speed argument.
3878 (target_reg_cost, target_spill_cost): Turn to array.
3879 (init_set_costs): Update for speed.
3880 (estimate_reg_pressure_cost): Add speed argument.
3881 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3882 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3883 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3884 (seq_cost): Add speed argument.
3885 (computation_cost): Add speed arugment.
3886 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3887 (force_expr_to_var_cost): Update for profile info.
3888 (force_var_cost): Likewise.
3889 (split_address_cost): Likewise.
3890 (ptr_difference_cost): Likewise.
3891 (difference_cost): Likewise.
3892 (get_computation_cost_at): Likewise.
3893 (determine_iv_cost): Likewise.
3894 (ivopts_global_cost_for_size): Likewise.
3895 (rewrite_use_address): Likewise.
3896 (tree_ssa_iv_optimize_loop): Initialize speed field.
3897 * cse.c (optimize_this_for_speed_p): New static var.
3898 (notreg_cost): Update call of rtx_cost.
3899 (cse_extended_basic_block): set optimize_this_for_speed_p.
3900 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3901 (noce_try_cmove_arith): Likewise.
3902 (noce_try_sign_mask): LIkewise.
3903 * expr.c (compress_float_constant): Update rtx_cost calls.
3904 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3906 (addr_to_parts): Likewise.
3907 (create_mem_ref): Likewise.
3908 * dse.c (find_shift_sequence): Add speed argument.
3909 (replace_read): Update call.
3910 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3911 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3912 * neg_cost, shift_cost, shiftadd_cost,
3913 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3914 mul_highpart_cost): Increase dimension.
3915 (init_expmed): Initialize for both size and speed.
3916 (expand_shift): Use profile.
3917 (synth_mult): Use profile.
3918 (choose_mult_variant): Use profile.
3919 (expand_mult): Use profile.
3920 (expand_mult_highpart_optab): Use profile.
3921 (expand_mult_highpart): Use profile.
3922 (expand_smod_pow2): Use profile.
3923 (expand_divmod): Use profile.
3924 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3926 * loop-invariant.c (create_new_invariant): Use profile.
3927 (gain_for_invariant): Add speed parameter.
3928 (best_gain_for_invariant): Likewise.
3929 (find_invariants_to_move): Likewise.
3930 (move_single_loop_invariants): Set it.
3931 * target-def.h (TARGET_RTX_COSTS): Use hook.
3932 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3933 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3934 * output.h (default_address_cost): Update prototype.
3935 * combine.c (optimize_this_for_speed_p): New static var.
3936 (combine_validate_cost): Update call of rtx_cost.
3937 (combine_instructions): Set optimize_this_for_speed_p.
3938 (expand_compound_operation): Update call of rtx_cost.
3939 (make_extraction):Update call of rtx_cost.
3940 (force_to_mode):Update call of rtx_cost.
3941 (distribute_and_simplify_rtx):Update call of rtx_cost.
3942 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3943 (estimate_reg_pressure_cost): Update prototype.
3944 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3945 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3947 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3948 (alpha_rtx_costs): Update.
3949 * config/frv/frv.c (frv_rtx_costs): Update.
3950 * config/s390/s390.c (s390_rtx_costs): Update.
3951 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3952 (m32c_rtx_costs): Update.
3953 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3954 (spu_rtx_costs): Update.
3955 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3956 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3957 * config/i386/i386.c (:ix86_address_cost): Update.
3958 (ix86_rtx_costs): Update.
3959 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3960 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3961 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3962 * config/crx/crx.c (crx_address_cost): Update.
3963 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3964 * config/stormy16/stormy16.c
3965 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3966 * config/m68hc11/m68hc11.c
3967 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3968 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3969 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3971 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3973 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3974 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3975 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3976 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3977 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3978 (mcore_rtx_costs): update.
3979 * config/score/score3.c (score3_rtx_costs): Update.
3980 * config/score/score7.c (score7_rtx_costs): Update.
3981 * config/score/score3.h (score3_rtx_costs):Update.
3982 * config/score/score7.h (score7_rtx_costs): Update.
3983 * config/score/score.c (score_rtx_costs): Update.
3984 * config/arm/arm.c (arm_address_cost): Update.
3985 (arm_rtx_costs_1): Update.
3986 (arm_rtx_costs_1): Update.
3987 (arm_size_rtx_costs): Update.
3988 (arm_size_rtx_costs): Update.
3989 (arm_size_rtx_costs): Update.
3990 (arm_xscale_rtx_costs): Update.
3991 (arm_thumb_address_cost): Update.
3992 * config/pa/pa.c (hppa_address_cost): Update.
3993 * config/mips/mips.c (mips_rtx_costs): Update.
3994 * config/vax/vax.c (vax_address_cost): Update.
3995 * config/h8300/h8300.c (h8300_shift_costs): Update.
3996 (h8300_rtx_costs): Update.
3997 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3998 (v850_rtx_costs): Update.
3999 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4000 * config/bfin/bfin.c
4001 (bfin_address_cost): Update.
4002 (bfin_rtx_costs): Update.
4003 * stmt.c (lshift_cheap_p): Update.
4005 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4008 * expmed.c (extract_bit_field_1): Check the mode size to make
4009 sure the vector modes have the same size.
4011 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4013 * dojump.c (top level): Include basic-block.h to declare
4014 optimize_insn_for_speed_p
4016 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4018 * opts.h (CL_SAVE): New option class for marking options that are
4019 target specific options usable in the target attribute.
4020 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4022 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4023 can easily find the target specific options that are safe to use
4024 in the attribute or pragma.
4026 * attribs.c (decl_attributes): Change #pragma GCC option to
4027 #pragma GCC target, and attribute((option(...))) to
4028 attribute((target(...))).
4030 * doc/extend.texi (target attribute): Change from option
4031 attribute. Delete push/pop/reset.
4032 (#pragma GCC target): Change from #pragma GCC option. Delete
4034 (#pragma GCC push_options): Document new pragma.
4035 (#pragma GCC pop_options): Document new pragma.
4036 (#pragma GCC reset_options): Document new pragma.
4038 * targhooks.c (default_target_option_valid_attribute_p): Add
4039 warning about port not supporting target attributes.
4040 (default_target_option_pragma_parse): New function, warn about
4041 #pragma GCC target not being supported.
4043 * targhooks.h (default_target_option_pragma_parse): Add
4046 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4047 TI_CURRENT_OPTION_PRAGMA.
4048 (current_target_pragma): Rename from current_option_pragma.
4050 * target.h: (struct target_option): Delete booleans for changing
4051 the optimization level on hot/cold functions. Change signature of
4052 pragma_parse hook to take a second tree.
4054 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4056 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4057 that the declaration is done at global scope.
4059 * langhooks.c (add_builtin_function_common): Move most of the code
4060 from add_builtin_function here, calling the hook passed in.
4061 (add_builtin_function): Call add_builtin_function_common with
4062 standard builtin hook.
4063 (add_builtin_function_ext_scope): New function to add builtins to
4066 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4068 (add_builtin_function_ext_scope): Add declaration.
4070 * c-pragma.c (handle_pragma_target): Rename from
4071 handle_pragma_option, #pragma GCC option is now #pragma GCC
4072 target. Move warning about port not supporting target options to
4073 default pragma parse hook. Remove push/pop/reset from this
4075 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4076 (option_stack): Delete static variable.
4077 (optimize_stack): Ditto.
4078 (optons_stack): New stack of saved target and optimization
4080 (handle_pragma_push_options): New function to handle pushing both
4081 target and optimization options.
4082 (handle_pragma_pop_options): New function to handle popping both
4083 target and optimization options.
4084 (handle_pragma_reset_options): New function to handle resetting
4085 both target and optimization options to their initial state.
4086 (init_pragma): Rename handle_pragma_option to
4087 handle_pragma_target. Add support for push_options, pop_options,
4088 and reset_options pragmas.
4090 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4091 default_target_option_pragma_parse.
4092 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4093 default_target_option_valid_attribute_p.
4094 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4095 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4096 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4097 optimization level on hot/cold functions.
4099 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4100 if the caller and callee have different optimization levels.
4102 * c-common.c (handle_target_attribute): Rename from
4103 handle_option_attribute, attribute((option(...))) is now
4104 attribute((target(...))). Move warning if the port does not
4105 support target attributes to the default hook.
4106 (handle_hot_attribute): Delete code to change the optimization
4107 level of hot functions.
4108 (handle_cold_attribute): Ditto.
4110 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4111 argument that is the binary tree options to use if there are no
4112 arguments. Call ix86_valid_target_attribute_tree instead of
4113 ix86_valid_option_attribute_tree.
4114 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4115 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4116 ix86_pragma_option_parse.
4118 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4119 Rename from ix86_valid_option_attribute_tree.
4121 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4122 new builtins when the ISA changes.
4123 (ix86_valid_target_attribute_tree): Rename from
4124 ix86_valid_option_attribute_tree. Change callers. If the
4125 function specified optimization options, use those as the starting
4126 point before setting up the target attributes. If the
4127 optimization options were changed in the course of setting the
4128 target attributes, record the new optimization options.
4129 (ix86_valid_target_attribute_tree_inner_p): Rename from
4130 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4131 ix86_add_new_builtins if the ISA changed.
4132 (ix86_valid_target_attribute_p): Rename from
4133 ix86_valid_option_attribute_p. Change callers.
4134 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4135 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4136 as delayed builtin functions.
4137 (struct builtin_isa): New structure to record builtin functions
4138 that should be delayed until the ISA for that function is used.
4139 (ix86_builtins_isa): Change from int to struct to track builtin
4140 functions we want to declare at some point.
4141 (def_builtin): If the front end can delay defining the builtin
4142 functions, don't create builtins for ISAs not part of the default
4144 (def_builtin_const): Ditto.
4145 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4146 __builtin_ia32_pcmov_v2di to be different builtin functions.
4147 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4148 a structure instead of an int.
4149 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4150 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4151 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4152 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4154 * config/ia64/ia64.h
4155 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4156 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4158 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4159 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4160 (LANG_HOOKS_INITIALIZER): Add
4161 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4163 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4166 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4167 the reload address with the index register for SFmode
4168 access with a displacement.
4170 2008-08-30 Jan Hubicka <jh@suse.cz>
4172 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4173 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4174 * dojump.c (do_jump): Likewise.
4175 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4176 (note-if_info): Add BRANCH_COST.
4177 (noce_try_store_flag_constants, noce_try_addcc,
4178 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4179 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4180 find_if_case_2): Use computed branch cost.
4181 * expr.h (BRANCH_COST): Update default.
4182 * predict.c (predictable_edge_p): New function.
4183 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4184 Update BRANCH_COST call.
4185 * basic-block.h (predictable_edge_p): Declare.
4186 * config/alpha/alpha.h (BRANCH_COST): Update.
4187 * config/frv/frv.h (BRANCH_COST): Update.
4188 * config/s390/s390.h (BRANCH_COST): Update.
4189 * config/spu/spu.h (BRANCH_COST): Update.
4190 * config/sparc/sparc.h (BRANCH_COST): Update.
4191 * config/m32r/m32r.h (BRANCH_COST): Update.
4192 * config/i386/i386.h (BRANCH_COST): Update.
4193 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4195 * config/sh/sh.h (BRANCH_COST): Update.
4196 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4197 * config/avr/avr.h (BRANCH_COST): Update.
4198 * config/crx/crx.h (BRANCH_COST): Update.
4199 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4200 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4201 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4202 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4203 * config/ia64/ia64.h (BRANCH_COST): Update.
4204 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4205 * config/arc/arc.h (BRANCH_COST): Update.
4206 * config/score/score.h (BRANCH_COST): Update.
4207 * config/arm/arm.h (BRANCH_COST): Update.
4208 * config/pa/pa.h (BRANCH_COST): Update.
4209 * config/mips/mips.h (BRANCH_COST): Update.
4210 * config/vax/vax.h (BRANCH_COST): Update.
4211 * config/h8300/h8300.h (BRANCH_COST): Update.
4212 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4213 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4214 * doc/tm.texi (BRANCH_COST): Update.
4216 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4219 * config/arm/arm.c (arm_optimization_options): Set
4220 flag_section_anchors to 2 instead of 1 to distinguish it from
4221 -fsection-anchors given explicitely on the command line.
4223 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4225 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4226 final insn of a split.
4228 2008-08-30 Jan Hubicka <jh@suse.cz>
4230 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4231 optimized for speed.
4232 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4233 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4234 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4235 flag_gcse_after_reload_set): New static vars.
4236 (common_handle_option): Enable those flags for profile-use.
4237 (decode_options): Remove optimize_size flags that are handled
4238 on higher granuality.
4239 * tree-vectorizer.c (vectorize_loops): Use
4240 optimize_loop_nest_for_speed_p.
4241 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4242 * tree-predcom.c (tree_predictive_commoning): Use
4243 optimize_loop_for_speed_p.
4244 * varasm.c (assemble_start_function): Use
4245 optimize_function_for_speed_p.
4246 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4247 * predict.c (optimize_loop_for_speed_p): Fix walk.
4249 2008-08-30 Jan Hubicka <jh@suse.cz>
4251 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4253 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4254 profile presence locally.
4256 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4259 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4260 versions before 4.0.
4262 2008-08-29 Jan Hubicka <jh@suse.cz>
4264 * tree-inline.c (insert_init_stmt): Insert sequence even when
4267 2008-08-29 Jeff Law <law@redhat.com>
4269 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4270 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4271 location and class is an FP register.
4273 2008-08-29 Jan Hubicka <jh@suse.cz>
4275 * see.c (see_merge_one_def_extension): Silence used uninitialized
4277 * matrix-reorg.c (check_allocation_function): Likewise.
4278 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4280 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4283 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4284 compute new & and | in type rather than TREE_TYPE (arg0).
4286 * dwarf2out.c (fortran_common): Update comment.
4287 (gen_variable_die): Swap com_die and var_die variables in Fortran
4288 COMMON block handling code.
4290 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4292 * dwarf2out.c (gen_const_die): New function.
4293 (size_of_die, value_format, output_die): Output larger
4294 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4295 (native_encode_initializer): New function.
4296 (tree_add_const_value_attribute): Call it.
4297 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4299 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4300 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4301 TREE_THIS_VOLATILE to add_type_attribute.
4303 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4305 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4308 * dwarf2out.c (loc_by_reference): New function.
4309 (add_location_or_const_value_attribute): Use it.
4312 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4313 as DW_TAG_variable children of DW_TAG_common_block rather than
4314 DW_TAG_member children. Put DW_AT_external to individual
4315 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4317 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4318 loc_descriptor_from_tree_1.
4322 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4323 arguments to imported_module_or_decl.
4324 (debug_nothing_tree_tree): Removed.
4325 (debug_nothing_tree_tree_tree_bool): New prototype.
4326 * debug.c (do_nothing_debug_hooks): Adjust.
4327 (debug_nothing_tree_tree): Removed.
4328 (debug_nothing_tree_tree_tree_bool): New function.
4329 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4330 (gen_variable_die): Put all common vars for the
4331 same COMMON block under one DW_TAG_common_block.
4332 (declare_in_namespace): Return new context_die, for Fortran
4333 return the module DIE instead of adding extra declarations into
4335 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4336 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4337 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4339 (dwarf2out_global_decl): Don't skip Fortran global vars.
4340 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4341 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4342 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4343 DW_TAG_imported_declaration as child of previous
4344 DW_TAG_imported_module.
4345 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4346 * sdbout.c (sdb_debug_hooks): Likewise.
4347 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4349 2008-08-29 Jan Hubicka <jh@suse.cz>
4351 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4353 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4354 * ipa-cp.c (n_cloning_candidates): New static variable.
4355 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4356 (ipcp_print_all_lattices): Improve debug output.
4357 (ipcp_cloning_candidate_p): New function.
4358 (ipcp_initialize_node_lattices): Use it.
4359 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4360 (ipcp_propagate_stage): Prettier debug output.
4361 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4362 (ipcp_print_all_structures): Remove.
4363 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4364 (ipcp_insert_stage): Prettier debug output; call
4365 cgraph_remove_unreachable_nodes before propagating.
4366 (pass_ipa_cp): Schedule function removal pass.
4367 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4369 (cgraph_maybe_hot_edge_p): Move to ...
4370 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4371 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4372 (common_handle_option): Set them; enable ipa-cp when profiling.
4373 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4374 (ipa_print_all_jump_functions): Likewise.
4375 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4376 (ipa_print_node_params, ipa_print_all_params): New.
4377 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4378 ipa_print_all_param_flags): Remove.
4379 (ipa_print_node_params, ipa_print_all_params): New.
4381 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4383 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4384 change from 2008-04-03.
4385 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4387 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4390 * ira-color.c (push_allocnos_to_stack): Truncate
4391 removed_splay_allocno_vec.
4393 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4396 * ira-color (ira_fast_allocation): Don't assign hard registers to
4399 2008-08-29 Jan Hubicka <jh@suse.cz>
4402 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4403 for cold internal loops.
4405 2008-08-29 Richard Guenther <rguenther@suse.de>
4407 * tree-ssa-structalias.c (create_variable_info_for): Do not
4408 create fields for heap vars or vars with a noalias state.
4409 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4412 2008-08-29 Richard Guenther <rguenther@suse.de>
4414 * common.opt (ftree-store-ccp): Mark as preserved for
4415 backward compatibility.
4416 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4417 * tree-pass.h (pass_store_ccp): Remove.
4418 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4419 (first_vdef): Remove declaration.
4420 (get_value_loaded_by): Likewise.
4421 * tree-ssa-ccp.c (do_store_ccp): Remove.
4422 (get_default_value): Simplify as do_store_ccp is always false
4423 now. Do not initialize mem_ref.
4424 (set_value_varying): Likewise.
4425 (canonicalize_float_value): Likewise.
4426 (set_lattice_value): Likewise.
4427 (likely_value): Likewise.
4428 (surely_varying_stmt_p): Likewise.
4429 (ccp_initialize): Likewise.
4430 (ccp_lattice_meet): Likewise.
4431 (ccp_visit_phi_node): Likewise.
4432 (ccp_fold): Likewise.
4433 (evaluate_stmt): Likewise.
4434 (visit_assignment): Likewise.
4435 (ccp_visit_stmt): Likewise.
4436 (execute_ssa_ccp): Fold into ...
4437 (do_ssa_ccp): ... this.
4438 (do_ssa_store_ccp): Remove.
4439 (gate_store_ccp): Likewise.
4440 (pass_store_ccp): Likewise.
4441 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4443 * tree-ssa-propagate.c (first_vdef): Remove.
4444 (get_value_loaded_by): Likewise.
4445 (replace_vuses_in): Likewise.
4446 (substitute_and_fold): Do not call replace_vuses_in.
4447 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4449 2008-08-29 Richard Guenther <rguenther@suse.de>
4452 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4453 PARAM_NOALIAS tags with is_heapvar.
4454 * tree-ssa-operands.c (access_can_touch_variable): Offset
4455 based tests do not apply for heapvars. Fix offset test.
4457 2008-08-29 Jan Hubicka <jh@suse.cz>
4459 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4460 (-fipa-cp-clone): Enabled by default at -O3.
4461 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4462 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4464 2008-08-29 Jan Hubicka <jh@suse.cz>
4466 * tree.c (build_function_type_skip_args,
4467 build_function_decl_skip_args): New functions.
4468 * tree.h (build_function_type_skip_args,
4469 build_function_decl_skip_args): Declare.
4470 * gimple.c (giple_copy_call_skip_args): New function.
4471 (giple_copy_call_skip_args): Declare.
4473 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4474 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4475 (ipcp_node_modifiable_p): ... this one; use
4476 tree_versionable_function_p.
4477 (ipcp_create_replace_map): Improve debug output.
4478 (ipcp_need_redirect_p): Return false when not clonning.
4479 (ipcp_update_callgraph): Skip args.
4480 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4482 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4483 (save_inline_function_body): Update call of tree_function_versioning.
4484 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4485 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4487 (tree_function_versioning): Likewise.
4488 * tree-inline.h (tree_function_versioning): Update prototype.
4490 2008-08-29 Jan Hubicka <jh@suse.cz>
4492 * loop-unswitch.c (unswitch_single_loop): Use
4493 optimize_loop_for_speed_p.
4494 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4495 Use optimize_function_for_size_p.
4496 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4497 * postreload-gcse.c (eliminate_partially_redundant_load):
4498 Use optimize_bb_for_size_p.
4499 * value-prof.c (gimple_divmod_fixed_value_transform,
4500 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4501 gimple_stringops_transform): Use optimize_bb_for_size_p.
4502 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4503 * final.c (compute_alignments): Use optimize_function_for_size_p.
4504 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4505 (fold_builtin_strcpy, fold_builtin_fputs): Use
4506 optimize_function_for_size_p.
4507 * fold-const.c (tree_swap_operands_p): Use
4508 optimize_function_for_size_p.
4509 * recog.c (relax_delay_slots): Likewise.
4510 * tree-ssa-math-opts.c (replace_reciprocal):
4511 Use optimize_bb_for_speed_p.
4512 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4513 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4514 optimize_function_for_size_p.
4515 (cgraph_decide_inlining_of_small_function): Use
4516 optimize_function_for_size_p.
4517 * global.c (find_reg): Use optimize_function_for_size_p.
4518 * opts.c (decode_options): Do not clear flag_tree_ch,
4519 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4520 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4521 work it out from profile.
4522 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4523 optimize_loop_for_speed_p.
4524 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4526 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4527 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4528 * tree-eh.c (decide_copy_try_finally): Use
4529 optimize_function_for_size_p.
4530 * local-alloc.c (block_alloc): Pass BB pointer.
4531 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4532 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4533 * loop-unroll.c (decide_unrolling_and_peeling):
4534 Use optimize_loop_for_size_p.
4535 (decide_peel_completely): Likewise.
4536 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4537 optimize_loop_for_size_p.
4538 (vect_enhance_data_refs_alignment): Likewise.
4539 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4540 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4542 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4543 (try_crossjump_bb): Use optimize_bb_for_size_p.
4544 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4545 optimize_loop_for_speed_p.
4546 * bb-reorder.c (find_traces_1_round): Likewise.
4547 (copy_bb): Use optimize_bb_for_speed_p.
4548 (duplicate_computed_gotos): Likewise.
4549 * basic-block.h (optimize_loop_nest_for_size_p,
4550 optimize_loop_nest_for_speed_p): New.
4551 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4553 2008-08-29 Tristan Gingold <gingold@adacore.com>
4555 * gcov.c (main): Call expandargv.
4557 2008-08-29 Jan Hubicka <jh@suse.cz>
4559 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4561 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4563 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4564 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4566 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4568 2008-08-29 Jan Hubicka <jh@suse.cz>
4570 * tree-pass.h (pass_strip_predict_hints): Declare.
4571 * predict.c (strip_builtin_expect): Rename to ...
4572 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4573 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4574 (tree_estimate_probability): Do not strip builtin_expect.
4575 (pass_strip_predict_hints): New pass.
4576 * tree-inline.c (expand_call_inline): When inlining cold function,
4577 predict it as unlikely.
4578 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4580 2008-08-29 Richard Guenther <rguenther@suse.de>
4582 PR tree-optimization/37207
4583 * tree-vrp.c (extract_range_from_binary_expr): Also try
4584 to constant fold if only one of the operands is a constant.
4586 2008-08-29 Nick Clifton <nickc@redhat.com>
4588 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4589 the same way as SYMBOL_REFs.
4591 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4593 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4595 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4597 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4598 * config/mips/mips.md (branch_likely): Remove const. Fix
4600 (define_delay for type "branch"): Change to only apply for branch
4601 with likely variant.
4602 (define_delay for type "branch" and "branch_likely" no). New delay
4604 (equality_op): New code iterator.
4605 (bbv, bbinv): New code attributes.
4606 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4609 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4610 Andrew Pinski <pinskia@gcc.gnu.org>
4613 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4615 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4617 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4618 rule that a symbolic constant must be defined and >= 0 for the
4619 corresponding facility to be present at compile-time.
4620 * gthr-posix.c: Likewise.
4622 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4624 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4625 * config/mips/mips.md (D): New mode attribute.
4626 (mulsi3, muldi3): Merge it into ...
4627 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4628 (muldi3_mul3): New pattern.
4629 (mulsi3_mult3): Rename to mulsi3_mul3.
4631 2008-08-28 Jan Hubicka <jh@suse.cz>
4633 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4635 * predict.c (always_optimize_for_size_p): Rename to ...
4636 (optimize_function_for_size): ... this one; make extern.
4637 (optimize_function_for_speed_p): New.
4638 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4639 optimize_edge_for_size_p,optimize_edge_for_size_p,
4640 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4641 * basic-block.h (optimize_function_for_size_p,
4642 optimize_function_for_speed_p): Declare.
4643 * i386.md (optimize_size checks): Replace them by appropriate
4645 (standard_80387_constant_p, ix86_compute_frame_layout,
4646 ix86_expand_epilogue, ix86_decompose_address,
4647 print_operand, emit_i387_cw_initialization,
4648 inline_memory_move_cost, ix86_pad_returns,
4649 ix86_reorg): Replace optimize_size checks.
4651 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4653 * rtl.h (simplify_subreg_regno): Declare.
4654 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4655 * simplify-rtx.c (simplify_subreg): ...here.
4656 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4657 subreg_offset_representable_p.
4659 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4662 * c-typeck.c (convert_for_assignment): Give a note describing what
4663 was passed and what was expected.
4665 2008-08-28 Joey Ye <joey.ye@intel.com>
4667 * doc/extend.texi: Document AVX built-in functions.
4668 * doc/invoke.texi: Document -mavx.
4670 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4671 Joey Ye <joey.ye@intel.com>
4672 Xuepeng Guo <xuepeng.guo@intel.com>
4674 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4676 * config/i386/cpuid.h (bit_FMA): New.
4677 (bit_XSAVE): Likewise.
4678 (bit_OSXSAVE): Likewise.
4679 (bit_AVX): Likewise.
4681 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4682 define. Use ASM_OUTPUT_AVX_PREFIX.
4684 * config/i386/gmmintrin.h: New.
4686 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4687 (OPTION_MASK_ISA_AVX_SET): New.
4688 (OPTION_MASK_ISA_FMA_SET): Likewise.
4689 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4690 (OPTION_MASK_ISA_FMA_SET): Likewise.
4691 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4692 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4693 (pta_flags): Add PTA_AVX and PTA_FMA.
4694 (override_options): Handle PTA_AVX and PTA_FMA.
4695 (init_cumulative_args): Handle warn_avx.
4696 (classify_argument): Return 0 for COImode and OImode. Return
4697 1 and X86_64_AVX_CLASS for 256bit vector types.
4698 (examine_argument): Handle X86_64_AVX_CLASS.
4699 (construct_container): Likewise.
4700 (function_arg_advance_32): Pass OImode and 256bit vector types
4702 (function_arg_advance_64): Take a new argument to indicate if a
4703 parameter is named. Handle 256bit vector types. Return
4704 immediately for unnamed 256bit vector mode parameters.
4705 (function_arg_advance): Updated.
4706 (function_arg_32): Add comments for TImode. Handle OImode
4707 and 256bit vector types.
4708 (function_arg_64): Take a new argument to indicate if a
4709 parameter is named. Handle 256bit vector types. Return NULL
4710 for unnamed 256bit vector mode parameters.
4711 (function_arg): Updated.
4712 (setup_incoming_varargs_64): Support
4713 AVX encoding for *sse_prologue_save_insn.
4714 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4715 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4716 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4717 enabled, otherwise return -3.
4718 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4720 (print_reg): Support AVX registers. Handle 'x' and 't'.
4721 Handle 'd' to duplicate the operand.
4722 (print_operand): Likewise. Also support AVX vector compare
4724 (output_387_binary_op): Support AVX.
4725 (output_fp_compare): Likewise.
4726 (ix86_expand_vector_move_misalign): Likewise.
4727 (ix86_attr_length_vex_default): New.
4728 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4729 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4730 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4731 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4732 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4733 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4734 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4735 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4736 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4737 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4738 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4739 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4740 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4741 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4742 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4743 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4744 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4745 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4746 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4747 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4748 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4749 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4750 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4751 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4752 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4753 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4754 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4755 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4756 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4757 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4758 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4759 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4760 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4761 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4762 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4763 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4764 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4765 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4766 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4767 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4768 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4769 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4770 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4771 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4772 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4773 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4774 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4775 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4776 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4777 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4778 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4779 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4780 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4781 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4782 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4783 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4784 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4785 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4786 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4787 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4788 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4789 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4790 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4791 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4792 and IX86_BUILTIN_MOVMSKPS256,
4793 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4794 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4795 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4796 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4797 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4798 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4799 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4800 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4801 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4802 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4803 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4804 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4805 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4806 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4807 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4808 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4809 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4810 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4811 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4812 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4813 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4814 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4815 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4816 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4817 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4818 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4819 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4820 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4821 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4822 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4823 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4824 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4825 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4826 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4827 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4828 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4829 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4830 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4831 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4832 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4833 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4834 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4835 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4836 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4837 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4838 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4839 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4840 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4841 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4842 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4843 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4844 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4845 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4846 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4847 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4848 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4849 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4850 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4852 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4853 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4854 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4855 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4856 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4857 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4858 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4859 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4860 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4861 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4862 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4863 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4864 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4865 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4866 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4867 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4868 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4869 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4870 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4871 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4872 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4873 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4874 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4875 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4876 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4877 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4878 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4879 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4880 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4881 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4882 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4883 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4884 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4885 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4886 IX86_BUILTIN_MOVMSKPS256.
4887 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4888 (ix86_expand_args_builtin): Likewise.
4889 (ix86_expand_special_args_builtin): Likewise.
4890 (ix86_hard_regno_mode_ok): Handle AVX modes.
4891 (ix86_expand_vector_init_duplicate): Likewise.
4892 (ix86_expand_vector_init_one_nonzero): Likewise.
4893 (ix86_expand_vector_init_one_var): Likewise.
4894 (ix86_expand_vector_init_concat): Likewise.
4895 (ix86_expand_vector_init_general): Likewise.
4896 (ix86_expand_vector_set): Likewise.
4897 (ix86_vector_mode_supported_p): Likewise.
4898 (x86_extended_reg_mentioned_p): Check INSN_P before using
4901 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4902 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4904 * config/i386/i386.h (TARGET_AVX): New.
4905 (TARGET_FMA): Likewise.
4906 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4907 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4908 (VALID_AVX256_REG_MODE): New.
4909 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4910 (AVX_FLOAT_MODE_P): Likewise.
4911 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4912 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4913 (AVX_VEC_FLOAT_MODE_P): Likewise.
4914 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4915 (ASM_OUTPUT_OPCODE): Likewise.
4916 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4918 (SSE_REG_MODE_P): Allow 256bit vector modes.
4919 (ix86_args): Add a warn_avx field.
4921 * config/i386/i386.md (UNSPEC_PCMP): New.
4922 (UNSPEC_VPERMIL): Likewise.
4923 (UNSPEC_VPERMIL2): Likewise.
4924 (UNSPEC_VPERMIL2F128): Likewise.
4925 (UNSPEC_MASKLOAD): Likewise.
4926 (UNSPEC_MASKSTORE): Likewise.
4927 (UNSPEC_CAST): Likewise.
4928 (UNSPEC_VTESTP): Likewise.
4929 (UNSPECV_VZEROALL): Likewise.
4930 (UNSPECV_VZEROUPPER): Likewise.
4931 (XMM0_REG): Likewise.
4932 (XMM1_REG): Likewise.
4933 (XMM2_REG): Likewise.
4934 (XMM3_REG): Likewise.
4935 (XMM4_REG): Likewise.
4936 (XMM5_REG): Likewise.
4937 (XMM6_REG): Likewise.
4938 (XMM8_REG): Likewise.
4939 (XMM9_REG): Likewise.
4940 (XMM10_REG): Likewise.
4941 (XMM11_REG): Likewise.
4942 (XMM12_REG): Likewise.
4943 (XMM13_REG): Likewise.
4944 (XMM14_REG): Likewise.
4945 (XMM15_REG): Likewise.
4947 (prefix_vex_imm8): Likewise.
4948 (prefix_vex_w): Likewise.
4949 (length_vex): Likewise.
4952 (*avx_ashlti3): Likewise.
4953 (*avx_lshrti3): Likewise.
4954 (*avx_setcc<mode>): Likewise.
4955 (*fop_<mode>_comm_mixed_avx): Likewise.
4956 (*fop_<mode>_comm_avx): Likewise.
4957 (*fop_<mode>_1_mixed_avx): Likewise.
4958 (*fop_<mode>_1_avx): Likewise.
4959 (*avx_<code><mode>3): Likewise.
4960 (*avx_ieee_smin<mode>3): Likewise.
4961 (*avx_ieee_smax<mode>3): Likewise.
4962 (mode): Add OI, V8SF and V4DF.
4963 (length): Support VEX prefix.
4964 (*cmpfp_i_mixed): Set prefix attribute.
4965 (*cmpfp_i_sse): Likewise.
4966 (*cmpfp_iu_mixed): Likewise.
4967 (*cmpfp_iu_sse): Likewise.
4968 (*movsi_1): Support AVX.
4969 (*movdi_2): Likewise.
4970 (*movdi_1_rex64): Likewise.
4971 (*movti_internal): Likewise.
4972 (*movti_rex64): Likewise.
4973 (*movsf_1): Likewise.
4974 (*movdf_nointeger): Likewise.
4975 (*movdf_integer_rex64): Likewise.
4976 (*movtf_internal): Likewise.
4977 (zero_extendsidi2_32): Likewise.
4978 (zero_extendsidi2_rex64): Likewise.
4979 (*extendsfdf2_mixed): Likewise.
4980 (*extendsfdf2_sse): Likewise.
4981 (*truncdfsf_fast_mixed): Likewise.
4982 (*truncdfsf_fast_sse): Likewise.
4983 (*truncdfsf_mixed): Likewise.
4984 (fix_trunc<mode>di_sse): Likewise.
4985 (fix_trunc<mode>si_sse): Likewise.
4986 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4987 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4988 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4989 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4990 (*rcpsf2_sse): Likewise.
4991 (*rsqrtsf2_sse): Likewise.
4992 (*sqrt<mode>2_sse): Likewise.
4993 (sse4_1_round<mode>2): Likewise.
4994 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4995 Support AVX. Set length attribute properly for AVX.
4997 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4998 (VECTOR_MODES (FLOAT, 32)): Likewise.
4999 (VECTOR_MODE (INT, DI, 8)): Likewise.
5000 (VECTOR_MODE (INT, HI, 32)): Likewise.
5001 (VECTOR_MODE (INT, QI, 64)): Likewise.
5002 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5003 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5004 (VECTOR_MODE (INT, DI, 4)): Removed.
5005 (VECTOR_MODE (INT, SI, 8)): Likewise.
5006 (VECTOR_MODE (INT, HI, 16)): Likewise.
5007 (VECTOR_MODE (INT, QI, 32)): Likewise.
5008 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5009 (INT_MODE (OI, 32)): Likewise.
5011 * config/i386/i386.opt (mavx): New.
5014 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5016 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5017 (*mov<mode>_internal_avx): New.
5018 (*movv2sf_internal_rex64_avx): Likewise.
5019 (*movv2sf_internal_avx): Likewise.
5021 * config/i386/predicates.md (const_4_to_5_operand): New.
5022 (const_6_to_7_operand): Likewise.
5023 (const_8_to_11_operand): Likewise.
5024 (const_12_to_15_operand): Likewise.
5025 (avx_comparison_float_operator): Likewise.
5027 * config/i386/sse.md (AVX256MODEI): New.
5028 (AVX256MODE): Likewise.
5029 (AVXMODEQI): Likewise.
5030 (AVXMODE): Likewise.
5031 (AVX256MODEF2P): Likewise.
5032 (AVX256MODE2P): Likewise.
5033 (AVX256MODE4P): Likewise.
5034 (AVX256MODE8P): Likewise.
5035 (AVXMODEF2P): Likewise.
5036 (AVXMODEF4P): Likewise.
5037 (AVXMODEDCVTDQ2PS): Likewise.
5038 (AVXMODEDCVTPS2DQ): Likewise.
5039 (avxvecmode): Likewise.
5040 (avxvecpsmode): Likewise.
5041 (avxhalfvecmode): Likewise.
5042 (avxscalarmode): Likewise.
5043 (avxcvtvecmode): Likewise.
5044 (avxpermvecmode): Likewise.
5045 (avxmodesuffixf2c): Likewise.
5046 (avxmodesuffixp): Likewise.
5047 (avxmodesuffixs): Likewise.
5048 (avxmodesuffix): Likewise.
5049 (vpermilbits): Likewise.
5050 (pinsrbits): Likewise.
5051 (mov<mode>): Likewise.
5052 (*mov<mode>_internal): Likewise.
5053 (push<mode>1): Likewise.
5054 (movmisalign<mode>): Likewise.
5055 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5056 (avx_movdqu<avxmodesuffix>): Likewise.
5057 (avx_lddqu<avxmodesuffix>): Likewise.
5058 (<plusminus_insn><mode>3): Likewise.
5059 (*avx_<plusminus_insn><mode>3): Likewise.
5060 (*avx_vm<plusminus_insn><mode>3): Likewise.
5061 (mul<mode>3): Likewise.
5062 (*avx_mul<mode>3): Likewise.
5063 (*avx_vmmul<mode>3): Likewise.
5064 (divv8sf3): Likewise.
5065 (divv4df3): Likewise.
5066 (avx_div<mode>3): Likewise.
5067 (*avx_div<mode>3): Likewise.
5068 (*avx_vmdiv<mode>3): Likewise.
5069 (avx_rcpv8sf2): Likewise.
5070 (*avx_vmrcpv4sf2): Likewise.
5071 (sqrtv8sf2): Likewise.
5072 (avx_sqrtv8sf2): Likewise.
5073 (*avx_vmsqrt<mode>2): Likewise.
5074 (rsqrtv8sf2): Likewise.
5075 (avx_rsqrtv8sf2): Likewise.
5076 (*avx_vmrsqrtv4sf2): Likewise.
5077 (<code><mode>3): Likewise.
5078 (*avx_<code><mode>3_finite): Likewise.
5079 (*avx_<code><mode>3): Likewise.
5080 (*avx_vm<code><mode>3): Likewise.
5081 (*avx_ieee_smin<mode>3): Likewise.
5082 (*avx_ieee_smax<mode>3): Likewise.
5083 (avx_addsubv8sf3): Likewise.
5084 (avx_addsubv4df3): Likewise.
5085 (*avx_addsubv4sf3): Likewise.
5086 (*avx_addsubv2df3): Likewise.
5087 (avx_h<plusminus_insn>v4df3): Likewise.
5088 (avx_h<plusminus_insn>v8sf3): Likewise.
5089 (*avx_h<plusminus_insn>v4sf3): Likewise.
5090 (*avx_h<plusminus_insn>v2df3): Likewise.
5091 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5092 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5093 (*avx_maskcmp<mode>3): Likewise.
5094 (avx_nand<mode>3): Likewise.
5095 (*avx_<code><mode>3): Likewise.
5096 (*avx_nand<mode>3): Likewise.
5097 (*avx_<code><mode>3): Likewise.
5098 (*avx_cvtsi2ss): Likewise.
5099 (*avx_cvtsi2ssq): Likewise.
5100 (*avx_cvtsi2sd): Likewise.
5101 (*avx_cvtsi2sdq): Likewise.
5102 (*avx_cvtsd2ss): Likewise.
5103 (avx_cvtss2sd): Likewise.
5104 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5105 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5106 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5107 (*avx_cvtsi2sd): Likewise.
5108 (*avx_cvtsi2sdq): Likewise.
5109 (avx_cvtdq2pd256): Likewise.
5110 (avx_cvtpd2dq256): Likewise.
5111 (avx_cvttpd2dq256): Likewise.
5112 (*avx_cvtsd2ss): Likewise.
5113 (*avx_cvtss2sd): Likewise.
5114 (avx_cvtpd2ps256): Likewise.
5115 (avx_cvtps2pd256): Likewise.
5116 (*avx_movhlps): Likewise.
5117 (*avx_movlhps): Likewise.
5118 (avx_unpckhps256): Likewise.
5119 (*avx_unpckhps): Likewise.
5120 (avx_unpcklps256): Likewise.
5121 (*avx_unpcklps): Likewise.
5122 (avx_movshdup256): Likewise.
5123 (avx_movsldup256): Likewise.
5124 (avx_shufps256): Likewise.
5125 (avx_shufps256_1): Likewise.
5126 (*avx_shufps_<mode>): Likewise.
5127 (*avx_loadhps): Likewise.
5128 (*avx_storelps): Likewise.
5129 (*avx_loadlps): Likewise.
5130 (*avx_movss): Likewise.
5131 (*vec_dupv4sf_avx): Likewise.
5132 (*vec_concatv2sf_avx): Likewise.
5133 (*vec_concatv4sf_avx): Likewise.
5134 (*vec_setv4sf_0_avx): Likewise.
5135 (*vec_setv4sf_avx): Likewise.
5136 (*avx_insertps): Likewise.
5137 (avx_vextractf128<mode>): Likewise.
5138 (vec_extract_lo_<mode>): Likewise.
5139 (vec_extract_hi_<mode>): Likewise.
5140 (vec_extract_lo_<mode>): Likewise.
5141 (vec_extract_hi_<mode>): Likewise.
5142 (vec_extract_lo_v16hi): Likewise.
5143 (vec_extract_hi_v16hi): Likewise.
5144 (vec_extract_lo_v32qi): Likewise.
5145 (vec_extract_hi_v32qi): Likewise.
5146 (avx_unpckhpd256): Likewise.
5147 (*avx_unpckhpd): Likewise.
5148 (avx_movddup256): Likewise.
5149 (*avx_movddup): Likewise.
5150 (avx_unpcklpd256): Likewise.
5151 (*avx_unpcklpd): Likewise.
5152 (avx_shufpd256): Likewise.
5153 (avx_shufpd256_1): Likewise.
5154 (*avx_punpckhqdq): Likewise.
5155 (*avx_punpcklqdq): Likewise.
5156 (*avx_shufpd_<mode>): Likewise.
5157 (*avx_storehpd): Likewise.
5158 (*avx_loadhpd): Likewise.
5159 (*avx_loadlpd): Likewise.
5160 (*avx_movsd): Likewise.
5161 (*vec_concatv2df_avx): Likewise.
5162 (*avx_<plusminus_insn><mode>3): Likewise.
5163 (*avx_<plusminus_insn><mode>3): Likewise.
5164 (*avx_mulv8hi3): Likewise.
5165 (*avxv8hi3_highpart): Likewise.
5166 (*avx_umulv8hi3_highpart): Likewise.
5167 (*avx_umulv2siv2di3): Likewise.
5168 (*avx_mulv2siv2di3): Likewise.
5169 (*avx_pmaddwd): Likewise.
5170 (*avx_mulv4si3): Likewise.
5171 (*avx_ashr<mode>3): Likewise.
5172 (*avx_lshr<mode>3): Likewise.
5173 (*avx_ashl<mode>3): Likewise.
5174 (*avx_<code><mode>3): Likewise.
5175 (*avx_eq<mode>3): Likewise.
5176 (*avx_gt<mode>3): Likewise.
5177 (*avx_nand<mode>3): Likewise.
5178 (*avx_nand<mode>3): Likewise.
5179 (*avx_<code><mode>3): Likewise.
5180 (*avx_<code><mode>3): Likewise.
5181 (*avx_packsswb): Likewise.
5182 (*avx_packssdw): Likewise.
5183 (*avx_packuswb): Likewise.
5184 (*avx_punpckhbw): Likewise.
5185 (*avx_punpcklbw): Likewise.
5186 (*avx_punpckhwd): Likewise.
5187 (*avx_punpcklwd): Likewise.
5188 (*avx_punpckhdq): Likewise.
5189 (*avx_punpckldq): Likewise.
5190 (*avx_pinsr<avxmodesuffixs>): Likewise.
5191 (*avx_pinsrq): Likewise.
5192 (*avx_loadld): Likewise.
5193 (*vec_extractv2di_1_rex64_avx): Likewise.
5194 (*vec_extractv2di_1_avx): Likewise.
5195 (*vec_dupv2di_avx): Likewise.
5196 (*vec_concatv2si_avx): Likewise.
5197 (*vec_concatv4si_1_avx): Likewise.
5198 (*vec_concatv2di_avx): Likewise.
5199 (*vec_concatv2di_rex64_avx): Likewise.
5200 (*avx_uavgv16qi3): Likewise.
5201 (*avx_uavgv8hi3): Likewise.
5202 (*avx_psadbw): Likewise.
5203 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5204 (*avx_phaddwv8hi3): Likewise.
5205 (*avx_phadddv4si3): Likewise.
5206 (*avx_phaddswv8hi3): Likewise.
5207 (*avx_phsubwv8hi3): Likewise.
5208 (*avx_phsubdv4si3): Likewise.
5209 (*avx_phsubswv8hi3): Likewise.
5210 (*avx_pmaddubsw128): Likewise.
5211 (*avx_pmulhrswv8hi3): Likewise.
5212 (*avx_pshufbv16qi3): Likewise.
5213 (*avx_psign<mode>3): Likewise.
5214 (*avx_palignrti): Likewise.
5215 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5216 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5217 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5218 (*avx_mpsadbw): Likewise.
5219 (*avx_packusdw): Likewise.
5220 (*avx_pblendvb): Likewise.
5221 (*avx_pblendw): Likewise.
5222 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5223 (avx_ptest256): Likewise.
5224 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5225 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5226 (*avx_aesenc): Likewise.
5227 (*avx_aesenclast): Likewise.
5228 (*avx_aesdec): Likewise.
5229 (*avx_aesdeclast): Likewise.
5230 (avx_vzeroupper): Likewise.
5231 (avx_vzeroupper_rex64): Likewise.
5232 (avx_vpermil<mode>): Likewise.
5233 (avx_vpermilvar<mode>3): Likewise.
5234 (avx_vpermil2<mode>3): Likewise.
5235 (avx_vperm2f128<mode>3): Likewise.
5236 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5237 (avx_vbroadcastss256): Likewise.
5238 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5239 (avx_vinsertf128<mode>): Likewise.
5240 (vec_set_lo_<mode>): Likewise.
5241 (vec_set_hi_<mode>): Likewise.
5242 (vec_set_lo_<mode>): Likewise.
5243 (vec_set_hi_<mode>): Likewise.
5244 (vec_set_lo_v16hi): Likewise.
5245 (vec_set_hi_v16hi): Likewise.
5246 (vec_set_lo_v32qi): Likewise.
5247 (vec_set_hi_v32qi): Likewise.
5248 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5249 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5250 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5251 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5252 (vec_init<mode>): Likewise.
5253 (*vec_concat<mode>_avx): Likewise.
5254 (blendbits): Support V8SF and V4DF.
5255 (sse2_movq128): Support AVX.
5256 (<sse>_movnt<mode>): Likewise.
5257 (sse2_movntv2di): Likewise.
5258 (sse_rcpv4sf2): Likewise.
5259 (sse_sqrtv4sf2): Likewise.
5260 (sse_rsqrtv4sf2): Likewise.
5261 (<sse>_comi): Likewise.
5262 (<sse>_ucomi): Likewise.
5263 (sse_cvtss2si): Likewise.
5264 (sse_cvtss2si_2): Likewise.
5265 (sse_cvtss2siq): Likewise.
5266 (sse_cvtss2siq_2): Likewise.
5267 (sse_cvttss2si): Likewise.
5268 (sse_cvttss2siq): Likewise.
5269 (sse2_cvtsd2si): Likewise.
5270 (sse2_cvtsd2si_2): Likewise.
5271 (sse2_cvtsd2siq): Likewise.
5272 (sse2_cvtsd2siq_2): Likewise.
5273 (sse2_cvttsd2si): Likewise.
5274 (sse2_cvttsd2siq): Likewise.
5275 (sse2_cvtdq2pd): Likewise.
5276 (*sse2_cvtpd2dq): Likewise.
5277 (*sse2_cvttpd2dq): Likewise.
5278 (*sse2_cvtpd2ps): Likewise.
5279 (sse2_cvtps2pd): Likewise.
5280 (sse3_movshdup): Likewise.
5281 (sse3_movsldup): Likewise.
5282 (sse_storehps): Likewise.
5283 (*sse4_1_extractps): Likewise.
5284 (sse2_storelpd): Likewise.
5285 (vec_dupv2df_sse3): Likewise.
5286 (*vec_concatv2df_sse3): Likewise.
5287 (*sse4_1_pextrb): Likewise.
5288 (*sse4_1_pextrb_memory): Likewise.
5289 (*sse2_pextrw): Likewise.
5290 (*sse4_1_pextrw_memory): Likewise.
5291 (*sse4_1_pextrd): Likewise.
5292 (*sse4_1_pextrq): Likewise.
5293 (sse2_pshufd_1): Likewise.
5294 (sse2_pshuflw_1): Likewise.
5295 (sse2_pshufhw_1): Likewise.
5296 (*sse2_storeq_rex64): Likewise.
5297 (*vec_dupv4si): Likewise.
5298 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5299 (sse2_pmovmskb): Likewise.
5300 (*sse2_maskmovdqu): Likewise.
5301 (*sse2_maskmovdqu_rex64): Likewise.
5302 (sse_ldmxcsr): Likewise.
5303 (sse_stmxcsr): Likewise.
5304 (abs<mode>2): Likewise.
5305 (sse4_1_movntdqa): Likewise.
5306 (sse4_1_phminposuw): Likewise.
5307 (sse4_1_extendv8qiv8hi2): Likewise.
5308 (*sse4_1_extendv8qiv8hi2): Likewise.
5309 (sse4_1_extendv4qiv4si2): Likewise.
5310 (*sse4_1_extendv4qiv4si2): Likewise.
5311 (sse4_1_extendv2qiv2di2): Likewise.
5312 (*sse4_1_extendv2qiv2di2): Likewise.
5313 (sse4_1_extendv4hiv4si2): Likewise.
5314 (*sse4_1_extendv4hiv4si2): Likewise.
5315 (sse4_1_extendv2hiv2di2): Likewise.
5316 (*sse4_1_extendv2hiv2di2): Likewise.
5317 (sse4_1_extendv2siv2di2): Likewise.
5318 (*sse4_1_extendv2siv2di2): Likewise.
5319 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5320 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5321 (sse4_1_zero_extendv4qiv4si2): Likewise.
5322 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5323 (sse4_1_zero_extendv2qiv2di2): Likewise.
5324 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5325 (sse4_1_zero_extendv4hiv4si2): Likewise.
5326 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5327 (sse4_1_zero_extendv2hiv2di2): Likewise.
5328 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5329 (sse4_1_zero_extendv2siv2di2): Likewise.
5330 (*sse4_1_zero_extendv2siv2di2): Likewise.
5331 (sse4_1_ptest): Likewise.
5332 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5333 (sse4_2_pcmpestri): Likewise.
5334 (sse4_2_pcmpestrm): Likewise.
5335 (sse4_2_pcmpistri): Likewise.
5336 (sse4_2_pcmpistrm): Likewise.
5338 (aeskeygenassist): Likewise.
5340 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5342 * config/i386/predicates.md (vzeroall_operation): New.
5344 * config/i386/sse.md (avx_vzeroall): New.
5345 (*avx_vzeroall): Likewise.
5347 2008-08-28 Paul Brook <paul@codesourcery.com>
5348 Mark Shinwell <shinwell@codesourcery.com>
5349 Richard Earnshaw <richard.earnshaw@arm.com>
5351 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5352 (TARGET_MIN_ANCHOR_OFFSET): New.
5353 (arm_override_options): Set correct anchor ranges for Thumb-1
5354 and Thumb-2 if required.
5355 (legitimize_pic_address): Handle case involving a TLS symbol
5356 reference with an addend.
5357 (arm_optimization_options): Enable section anchors at -O1 and
5359 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5360 * config/arm/arm-protos.h (arm_optimization_options): New.
5362 2008-08-28 Nick Clifton <nickc@redhat.com>
5364 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5365 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5368 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5369 * config/v850/v850.md (return): Remove frame size restriction.
5371 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5373 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5375 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5377 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5379 2008-08-28 Paul Brook <paul@codesourcery.com>
5381 * config/arm/vfp11.md: Update license notice.
5382 * config/arm/cortex-r4.md: Ditto.
5384 2008-08-28 Richard Guenther <rguenther@suse.de>
5386 PR tree-optimization/37207
5387 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5390 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5393 * tree.c (int_fits_type_p): Don't forget unsigned integers
5394 of type sizetype which higher end word equals -1.
5396 2008-08-28 Ira Rosen <irar@il.ibm.com>
5398 * target.h (struct vectorize): Add new target builtin.
5399 * tree-vectorizer.c (destroy_loop_vec_info): Call
5400 vect_free_slp_instance instead of vect_free_slp_node.
5401 * tree-vectorizer.h (enum slp_load_perm_type): New.
5402 (struct _slp_instance): Add new fields.
5403 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5404 (SLP_INSTANCE_LOADS): New.
5405 (vect_free_slp_tree): Remove.
5406 (vect_free_slp_instance): Declare.
5407 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5408 (vectorizable_load): Add argument.
5409 (vect_transform_slp_perm_load): New.
5410 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5412 (vect_get_place_in_interleaving_chain): New function.
5413 (vect_free_slp_tree): Make static.
5414 (vect_free_slp_instance): New function.
5415 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5416 collect the load location in the interleaving chain.
5417 (vect_supported_slp_permutation_p): New function.
5418 (vect_supported_load_permutation_p): Likewise.
5419 (vect_analyze_slp_instance): In case of loads permutation, call
5420 vect_supported_load_permutation_p to check that the permutation is
5422 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5423 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5424 (vect_create_mask_and_perm): New function.
5425 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5426 (vectorizable_load): Add an argument. Don't keep the created vectors
5427 statements in the node if permutation is required. Call
5428 vect_transform_slp_perm_load to generate the permutation.
5429 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5430 additional argument.
5431 (vect_schedule_slp_instance): In case of loads permutation, allocate
5432 vectorized statements structure for all the related SLP nodes. Call
5433 vect_transform_stmt with addditional argument.
5434 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5435 * config/spu/spu.c (spu_builtin_vec_perm): New.
5436 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5437 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5438 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5439 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5441 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5443 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5444 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5445 __gthread_cond_signal, __gthread_cond_timedwait,
5446 __gthread_cond_timedwait_recursive): New functions.
5447 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5449 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5452 2008-08-28 Richard Guenther <rguenther@suse.de>
5455 * fold-const.c (maybe_canonicalize_comparison_1): Require
5456 undefined overflow only for canonicalizing A +- CST cmp CST.
5457 Make sure to not generate new constants that are not inside
5458 their TYPE_MIN/MAX_VALUE range.
5459 (maybe_canonicalize_comparison): Remove undefined overflow
5461 (fold_binary): Remove now duplicate folding.
5463 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5465 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5466 use not updated in the last change.
5468 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5470 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5471 (IRA_COVER_CLASSES): Add FPUL_REGS.
5473 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5476 * c-common.c (conversion_warning): Check for null operands.
5478 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5481 * c-decl.c (check_for_loop_decls): Improve error message. Give
5484 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5487 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5488 (convert_for_assignment): Pass corrent OPT_W* parameter to
5489 WARN_FOR_ASSIGNMENT.
5491 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5494 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5496 2008-08-27 Paul Brook <paul@codesourcery.com>
5498 * config.gcc: Loosen checks for arm uclinux eabi targets.
5500 2008-08-27 Paul Brook <paul@codesourcery.com>
5502 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5504 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5506 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5508 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5509 the enumerators of an ENUMERAL_TYPE.
5510 * dbxout.c (dbxout_type): Ditto.
5512 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5515 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5516 (fwprop_addr): Check that the loop_father is not the outer loop.
5518 2008-08-26 Paul Brook <paul@codesourcery.com>
5520 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5521 Remove documentation entry for fmul type.
5522 Use fmuls to annotate single-precision multiplication patterns,
5523 fmuld to annotate double-precision multiplication patterns,
5524 fmacs to annotate single-precision multiply-accumulate patterns
5525 and fmacd to annotate double-precision multiply-accumulate patterns.
5526 * config/arm/vfp11.md: Update reservations accordingly.
5527 * config/arm/arm.md: Note that certain values of the "type"
5528 attribute are documented in vfp.md.
5529 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5530 (v10_cvt): Use new fmul types.
5532 2008-08-26 Paul Brook <paul@codesourcery.com>
5534 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5535 * config/arm/vfp11.md: ...here. New.
5536 * config/arm/arm.md: Include vfp11.md.
5538 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5540 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5541 parameter to inform call.
5543 2008-08-26 Jeff Law <law@redhat.com>
5545 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5546 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5547 preferred class when copying a constant into a partial word register.
5549 2008-08-26 Ben Elliston <bje@au.ibm.com>
5551 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5552 * cp/typeck.c: Likewise.
5553 * cp/tree.c: Likewise.
5554 * gimple-low.c: Likewise.
5557 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5559 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5560 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5562 * doc/passes.texi: Describe IRA.
5564 * doc/tm.texi (IRA_COVER_CLASSES,
5565 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5567 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5568 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5569 -fira-propagate-cost, -fno-ira-share-save-slots,
5570 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5572 * flags.h (ira_algorithm): New enumeration.
5573 (flag_ira_algorithm, flag_ira_verbose): New external variable
5576 * postreload.c (gate_handle_postreload): Don't do post reload
5577 optimizations unless the reload is completed.
5579 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5582 * tree-pass.h (pass_ira): New external variable declaration.
5584 * reload.h: Add 2008 to the Copyright.
5586 * cfgloopanal.c: Include params.h.
5587 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5590 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5592 * toplev.c (ira.h): New include.
5593 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5594 (backend_init_target): Call ira_init.
5595 (backend_init): Call ira_init_once.
5596 (finalize): Call finish_ira_once.
5598 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5599 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5602 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5603 may_move_out_cost): New external variable declarations.
5604 (move_table): New typedef.
5606 * caller-save.c: Include headers output.h and ira.h.
5607 (no_caller_save_reg_set): New global variable.
5608 (save_slots_num, save_slots): New variables.
5609 (reg_save_code, reg_restore_code, add_stored_regs): Add
5611 (init_caller_save): Set up no_caller_save_reg_set.
5612 (init_save_areas): Reset save_slots_num.
5613 (saved_hard_reg): New structure.
5614 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5615 (initiate_saved_hard_regs, new_saved_hard_reg,
5616 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5618 (setup_save_areas): Add code for sharing stack slots.
5619 (all_blocks): New variable.
5620 (save_call_clobbered_regs): Process pseudo-register too.
5621 (mark_set_regs): Process pseudo-register too.
5622 (insert_one_insn): Put the insn after bb note in a empty basic
5623 block. Add insn check.
5625 * global.c (eliminable_regset): Make it external.
5626 (mark_elimination): Use DF_LR_IN for IRA.
5627 (pseudo_for_reload_consideration_p): New.
5628 (build_insn_chain): Make it external. Don't ignore spilled
5629 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5630 (gate_handle_global_alloc): New function.
5631 (pass_global_alloc): Add the gate function.
5633 * opts.c (decode_options): Set up flag_ira. Print the warning for
5635 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5637 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5639 * regmove.c (regmove_optimize): Don't do replacement of output for
5642 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5643 New external variable declarations.
5645 * local-alloc.c (update_equiv_regs): Make it external. Return
5646 true if jump label rebuilding should be done. Rescan new_insn for
5648 (gate_handle_local_alloc): New function.
5649 (pass_local_alloc): Add the gate function.
5651 * alias.c (value_addr_p, stack_addr_p): New functions.
5652 (nonoverlapping_memrefs_p): Use them for IRA.
5654 * common.opt (fira, fira-algorithm, fira-coalesce,
5655 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5656 fira-verbose): New options.
5658 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5659 move_cost, may_move_in_cost, may_move_out_cost): Make the
5661 (move_table): Remove typedef.
5662 (init_move_cost): Make it external.
5663 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5666 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5667 setup_reg_classes): New function prototypes.
5668 (eliminable_regset): New external variable declaration.
5669 (build_insn_chain, update_equiv_regs): New function prototypes.
5671 * Makefile.in (IRA_INT_H): New definition.
5672 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5673 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5674 (reload1.o, toplev.o): Add dependence on ira.h.
5675 (cfgloopanal.o): Add PARAMS_H.
5676 (caller-save.o): Add dependence on output.h and ira.h.
5677 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5678 ira-emit.o, ira-lives.o): New entries.
5680 * passes.c (pass_ira): New pass.
5682 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5684 * reload1.c (ira.h): Include the header.
5685 (changed_allocation_pseudos): New bitmap.
5686 (init_reload): Initiate the bitmap.
5687 (compute_use_by_pseudos): Permits spilled registers in FROM.
5688 (temp_pseudo_reg_arr): New variable.
5689 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5690 IRA. Call alter_reg with the additional parameter. Don't clear
5691 spilled_pseudos for IRA. Restore original insn chain for IRA.
5692 Clear changed_allocation_pseudos at the end of reload.
5693 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5694 (hard_regno_to_pseudo_regno): New variable.
5695 (count_pseudo): Check spilled pseudos. Set up
5696 hard_regno_to_pseudo_regno.
5697 (count_spilled_pseudo): Check spilled pseudos. Update
5698 hard_regno_to_pseudo_regno.
5699 (find_reg): Use better_spill_reload_regno_p. Check
5700 hard_regno_to_pseudo_regno.
5701 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5703 (eliminate_regs_1): Use additional parameter for alter_reg.
5704 (finish_spills): Set up pseudo_previous_regs only for spilled
5705 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5706 more arguments. Don't clear live_throughout and dead_or_set for
5707 spilled pseudos. Use additional parameter for alter_reg. Call
5708 mark_allocation_change. Set up changed_allocation_pseudos.
5709 Remove sanity check.
5710 (emit_input_reload_insns, delete_output_reload): Use additional
5711 parameter for alter_reg. Call mark_allocation_change.
5712 (substitute, gen_reload_chain_without_interm_reg_p): New
5714 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5716 * testsuite/gcc.dg/20080410-1.c: New file.
5718 * config/s390/s390.h (IRA_COVER_CLASSES,
5719 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5721 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5723 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5725 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5727 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5729 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5731 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5733 2008-08-24 Jeff Law <law@redhat.com>
5734 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5735 when ignoring unavailable registers.
5737 2008-08-24 Jeff Law <law@redhat.com>
5738 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5739 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5740 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5741 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5743 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5744 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5746 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5747 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5748 * reload1.c (find_reg): Process registers in register allocation order.
5750 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5751 * toplev.c (backend_init_target): Move ira_init call from
5753 (lang_dependent_init_target): ...to here.
5755 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5756 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5757 calculate memory move costs for NO_REGS.
5759 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5760 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5761 STACK_REGS is defined.
5763 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5764 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5766 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5767 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5769 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5770 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5771 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5774 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5775 Dorit Nuzman <dorit@il.ibm.com>
5777 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5778 vec_extract_evenv4sf, vec_extract_evenv8hi,
5779 vec_extract_evenv16qi, vec_extract_oddv4si,
5780 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5781 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5782 vec_interleave_highv4si, vec_interleave_lowv4si,
5783 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5784 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5785 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5787 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5790 * config/rs6000/rs6000.c (optimization_options): Don't default to
5791 section anchors without toplevel reorder.
5793 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5795 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5796 (mfc_end_critical_section): Likewise.
5798 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5800 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5801 all type qualifiers from element type to vector type.
5803 2008-08-25 David Daney <ddaney@avtrex.com>
5805 * config/mips/mips.md (immediate_insn): Move up in file, fix
5806 comment typo, reformat.
5807 (fetchop_bit, atomic_hiqi_op memory_barrier,
5808 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5809 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5810 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5811 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5812 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5813 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5814 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5815 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5816 sync_old_nand<mode>, sync_new_nand<mode>,
5817 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5818 test_and_set_12): Moved to sync.md.
5820 * config/mips/sync.md: New file.
5822 2008-08-25 Richard Henderson <rth@redhat.com>
5824 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5825 (regsave): Likewise.
5826 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5827 (output_cfi_directive): Likewise.
5828 (div_data_align): New.
5829 (output_cfi): Use it.
5831 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5833 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5834 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5835 (TARGET_OCTEON): New macro.
5836 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5837 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5838 (ISA_HAS_POP): New macro.
5839 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5841 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5843 * config/mips/mips.md (cpu): Add octeon.
5844 (type): Add pop attribute value.
5845 (popcount<mode>2): New pattern.
5846 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5848 2008-08-24 Jan Hubicka <jh@suse.cz>
5850 * doc/invoke.texi (-fipa-cp-clone): New option.
5851 (-fipa-cp): Update docs.
5852 (--param ipcp-unit-growth):New.
5853 * ipa-cp.c: Include fibheap.h, params.h
5854 (ipcp_initialize_node_lattices): When not cloning, all externally
5855 visible functions are bottom.
5856 (ipcp_need_redirect_p): Accept clones.
5857 (ipcp_insert_stage): Use cost driven heuristics.
5858 (max_count, dead_nodes): New static vars.
5859 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5860 ipcp_const_param_count): New functions.
5861 * common.opt (ipa-cp-clone): New command line option.
5862 * params.def (ipcp-unit-growth): New.
5864 2008-08-24 Jan Hubicka <jh@suse.cz>
5866 * tree-inline.c (tree_function_versioning): Look harder
5867 for referenced vars.
5869 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5871 PR tree-optimization/37185
5872 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5874 2008-08-23 Jan Hubicka <jh@suse.cz>
5876 * ipa-cp.c (ipcp_analyze_node): New function.
5877 (ipcp_update_cloned_node): Use it.
5878 (ipcp_init_stage): Likewise.
5879 * ipa-inline.c (function_insertion_hook_holder): New static var.
5880 (analyze_function): Break out from ....
5881 (inline_generate_summary): Here; register insertion hook.
5882 (cgraph_decide_inlining): Remove hook.
5883 (add_new_function): New function.
5885 2008-08-23 Jan Hubicka <jh@suse.cz>
5887 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5889 2008-08-23 Jan Hubicka <jh@suse.cz>
5891 * ipa-cp.c (constant_val_insert): Remove.
5892 (ipcp_propagate_one_const): Remove.
5893 (ipcp_create_replace_map): Always insert replacements to the map.
5894 (ipcp_insert_stage): Do not try to insert statements by hand.
5895 * tree-inline.c (insert_init_stmt): Break out from ...
5896 (setup_one_parameter): ... here; allow NULL BB pointer.
5897 (tree_function_versioning): Use setup_one_parameter to process
5900 2008-08-23 Jan Hubicka <jh@suse.cz>
5902 * tree.c (decl_address_ip_invariant_p): New function.
5903 * tree.h (decl_address_ip_invariant_p): Declare.
5904 * gimple.c (strip_invariant_refs): Break out from ...
5905 (is_gimple_invariant_address): ... here
5906 (is_gimple_ip_invariant_address): New function.
5907 (is_gimple_ip_invariant): New function.
5908 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5911 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5912 (ipcp_lat_is_insertable): All constants are insertable.
5913 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5914 IPA_CONST_VALUE_REF.
5915 (ipcp_initialize_node_lattices): Propagate all types of operands.
5916 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5917 (ipcp_create_replace_map): Reformat.
5918 (ipcp_need_redirect_p): Simplify.
5919 (ipcp_insert_stage): Check that argument is used before clonning.
5920 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5922 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5923 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5924 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5925 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5926 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5927 * tree-inline.c (tree_function_versioning): Add variables referenced
5930 2008-08-23 Jan Hubicka <jh@suse.cz>
5933 * i386.c (standard_80387_constant_p): Use optimize_size.
5935 2008-08-23 Ira Rosen <irar@il.ibm.com>
5937 PR tree-optimization/37161
5938 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5939 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5940 (vect_determine_vectorization_factor): Move the scalar type
5941 retrieval to vect_get_smallest_scalar_type.
5942 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5943 scalar type. Remove redundant computation.
5944 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5945 (vect_get_slp_defs): Take the type of RHS into account if
5946 necessary by calling vect_get_smallest_scalar_type. Call
5947 vect_get_constant_vectors with additional argument.
5949 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5952 * doc/invoke.texi (Wwrite-strings): Clarify description.
5954 2008-08-23 Ira Rosen <irar@il.ibm.com>
5956 PR tree-optimization/37174
5957 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5958 def stmt is a part of the loop before accessing its stmt_vec_info.
5960 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5963 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5964 (*swap): New insn pattern.
5965 (*ashlqi3): Rename from ashlqi3 insn pattern.
5966 (ashlqi3): New expanders.
5967 (*lshrqi3): Rename from lshrqi3 insn pattern.
5968 (lshrqi3): New expanders.
5969 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5970 lshrqi3_const5, lshrqi3_const6): New splitters.
5971 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5972 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5975 2008-08-22 Richard Guenther <rguenther@suse.de>
5977 PR tree-optimization/37078
5978 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5979 [+INF, +INF] ranges.
5981 2008-08-22 Richard Guenther <rguenther@suse.de>
5983 PR tree-optimization/37143
5984 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5985 a conversion statement instead of a copy.
5987 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5990 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5991 CCCmode, CCOmode and CCSmode destination modes.
5994 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5995 from different units in a single alternative.
5996 (*vec_extractv2sf_1): Ditto.
5997 (*vec_extractv2si_0): Ditto.
5998 (*vec_extractv2si_1): Ditto.
5999 * config/i386/sse.md (sse2_storehpd): Ditto.
6000 (sse2_storelpd): Ditto.
6001 (sse2_loadhpd): Ditto.
6002 (sse2_loadlpd): Ditto.
6005 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6006 (popcountsi2): Ditto.
6007 (clzdi2_abm): Ditto.
6008 (popcountdi2): Ditto.
6009 (clzhi2_abm): Ditto.
6010 (popcounthi2): Ditto.
6012 2008-08-22 Richard Guenther <rguenther@suse.de>
6016 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6017 if the multiplication does not overflow.
6019 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6021 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6023 2008-08-21 Richard Henderson <rth@redhat.com>
6025 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6026 spurrious comma from test.
6027 * configure: Rebuild.
6029 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6032 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6035 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6037 * c-tree.h (grokfield): New argument.
6038 * c-decl.c (grokfield): Handle new location argument.
6039 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6041 2008-08-21 Richard Guenther <rguenther@suse.de>
6043 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6045 2008-08-21 Jan Hubicka <jh@suse.cz>
6047 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6048 (cgraph_add_function_insertion_hook,
6049 cgraph_remove_function_insertion_hook,
6050 cgraph_call_function_insertion_hooks): New functions.
6051 * cgraph.h (cgraph_add_function_insertion_hook,
6052 cgraph_remove_function_insertion_hook,
6053 cgraph_call_function_insertion_hooks): Declare.
6054 * ipa-reference.c (function_insertion_hook_holder): New variable.
6055 (check_operand, look_for_address_of): When checking late, do not care
6056 about module bitmaps.
6057 (add_new_function): New function.
6058 (generate_summary): Register hooks; zero module bitmaps.
6059 (propagate): Unregister hooks.
6060 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6061 (add_new_function): New function.
6062 (generate_summary): Register hook.
6063 (propagate): Remove hook.
6065 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6067 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6068 * ipa-cp.c (ipcp_update_cloned_node): New function.
6069 (build_const_val): Handle functions correctly; bring type logic
6070 into sync with tree-inline.c
6071 (ipcp_init_stage): Take care of computing stuff needed by
6072 indirect inlining; update clones.
6073 (ipcp_generate_summary): Break out of ipcp_driver.
6074 (ipcp_driver): Do only execution and transformation.
6075 (pass_ipa_cp): Make IPA_PASS.
6076 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6078 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6079 ipcp, some info is already available.
6080 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6081 * tree-inline.c (remap_ssa_name): Unshare expression.
6083 2008-08-21 Richard Guenther <rguenther@suse.de>
6085 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6086 a PHI ask VN if it is already available.
6087 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6088 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6090 2008-08-21 Richard Guenther <rguenther@suse.de>
6093 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6094 makes sure to produce a result of the correct type.
6096 2008-08-21 Jan Hubicka <jh@suse.cz>
6097 Backport from LTO branch:
6099 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6100 Jan Hubicka <jh@suse.cz>
6103 (init_state, finish_state, set_function_state, generate_summary):
6105 (scan_stmt): Renamed from scan_function. Changed to keep state in
6106 local static vars rather than cgraph aux field.
6107 (propagate): Renamed from static_execute. Changed to keep state in
6108 local static vars rather than cgraph aux field.
6109 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6110 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6112 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6114 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6115 * ipa-reference.c (init_function_info, generate_summary,
6116 propagate): New functions.
6117 (analyze_function): Call init_function_info.
6118 (static_execute): Stripped into generate_summary and propagate.
6119 (pass_ipa_reference): Made into ipa_opt_pass.
6121 2008-08-21 Richard Guenther <rguenther@suse.de>
6123 PR tree-optimization/37181
6124 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6126 (extract_range_from_unary_expr): Likewise.
6128 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6130 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6132 * toplev.h (pedwarn_at): Likewise.
6133 * builtins.c: Update all calls to pedwarn.
6134 * c-lex.c: Likewise.
6135 * toplev.c: Likewise.
6136 * c-tree.h: Likewise.
6137 * c-decl.c: Likewise.
6138 * c-errors.c: Likewise.
6139 * c-typeck.c: Likewise.
6140 * c-common.c: Likewise.
6141 * c-parser.c: Likewise.
6143 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6146 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6147 with MODE_VECTOR_INT mode.
6149 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6152 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6153 initialized outside the current module.
6154 (warn_uninitialized_var): Ignore left-hand side when walking the
6155 trees. Ignore address expressions. Examine VUSE operands in gimple
6156 statements with a variable declaration on the right-hand side.
6158 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6161 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6163 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6166 * c-common.c (conversion_warning): Do not warn if applying bit-and
6167 operator to unsigned constant that fits in the target type.
6169 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6172 * c-common.c (conversion_warning): Do not warn for artificial
6175 2008-08-20 Richard Guenther <rguenther@suse.de>
6177 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6178 (extract_range_from_binary_expr): Fall back to constant propagation.
6179 (extract_range_from_unary_expr): Likewise.
6181 2008-08-20 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6184 with TREE_THIS_VOLATILE on shared nodes.
6185 (fold_stmt_r): Likewise.
6187 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6190 * c-parser.c (c_parser_attributes): For keywords use canonical
6191 spelling for attr_name.
6193 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6195 * value-prof.c (check_counter): Revert wrong call to error.
6197 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6199 * profile.c: Update calls to inform.
6200 * value-prof.c: Update calls to inform.
6202 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6204 * diagnostic.c (inform): Add an explicit location_t parameter.
6205 * toplev.h (inform): Update declaration.
6206 * builtins.c: Update all calls to inform.
6207 * c-common.c: Likewise.
6208 * c-decl.c: Likewise.
6209 * c-opts.c: Likewise.
6210 * c-pch.c: Likewise.
6211 * c-pragma.c: Likewise.
6212 * c-typeck.c: Likewise.
6213 * coverage.c: Likewise.
6215 * toplev.c: Likewise.
6216 * tree-cfg.c: Likewise.
6217 * tree-ssa.c: Likewise.
6219 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6222 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6223 V2DI mode, for SSE4.1, use movq instead of vector set if the
6224 second element is zero and inter-unit moves are OK.
6226 2008-08-20 Richard Guenther <rguenther@suse.de>
6228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6229 properly handle conversion/copy chains after tuplification.
6231 2008-08-20 Richard Guenther <rguenther@suse.de>
6233 * passes.c (init_optimization_passes): Move the second
6234 forwprop pass before alias computation. Remove the second
6235 DCE pass. Remove the first dominator and phi copy/const
6238 2008-08-20 Nick Clifton <nickc@redhat.com>
6240 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6241 support of this feature. Do not assume that a sufficiently new
6242 assembler will support the feature regardless of the target type.
6243 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6244 * configure: Regenerate.
6246 2008-08-20 Richard Guenther <rguenther@suse.de>
6248 * tree-vrp.c (found_in_subgraph): Remove.
6249 (live): New global static.
6250 (live_on_edge): New function.
6251 (blocks_visited): Remove.
6252 (register_edge_assert_for_2): Use live_on_edge.
6253 (find_conditional_asserts): Remove code dealing with
6254 found_in_subgraph. Do not walk the CFG.
6255 (find_switch_asserts): Likewise.
6256 (find_assert_locations_1): Renamed from find_assert_locations.
6257 Move finding assert locations for conditional and switch
6258 statements first. Update live bitmap. Do not walk the CFG.
6259 (find_assert_locations): New function.
6260 (insert_range_assertions): Remove entry of CFG walk.
6261 Adjust call to find_assert_locations.
6262 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6263 that only can appear because of fake exit edges but assert we
6264 never try to insert on those.
6265 (fini_pre): Do not remove fake exit edges here...
6266 (execute_pre): ...but here, before committing edge inserts.
6268 2008-08-19 Richard Guenther <rguenther@suse.de>
6270 * passes.c (init_optimization_passes): Exchange store-ccp
6273 2008-08-19 Rafael EspÃndola <espindola@google.com>
6275 * varasm.c (weak_decls): Move earlier in the file.
6276 (assemble_external): Add weak decls to the weak_decls list.
6277 (declare_weak): Don't add decls to the weak_decls list.
6279 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6282 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6283 before (sse2_shufpd_<mode>).
6285 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6288 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6289 * tree.c (block_nonartificial_location): Likewise.
6291 2008-08-19 Richard Guenther <rguenther@suse.de>
6293 PR tree-optimization/35972
6294 PR tree-optimization/23094
6295 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6297 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6298 handle MISALIGNED_INDIRECT_REF.
6299 (get_ref_from_reference_ops): New helper.
6300 (vn_reference_lookup_pieces): Walk the use-def chain using the
6301 alias-oracle if requested.
6302 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6303 walking the use-def chain.
6304 (compute_avail): But not here.
6305 (create_component_ref_by_pieces_1): Properly handle
6306 MISALIGNED_INDIRECT_REF.
6307 (do_regular_insertion): Handle fully redundant
6308 expressions after PHI-translation also for SSA_NAME values, not
6309 only constants. Correctly use edoubleprime for that.
6311 2008-08-19 Ira Rosen <irar@il.ibm.com>
6313 * tree-vectorizer.c (supportable_widening_operation): Support
6314 multi-step conversion, return the number of steps in such conversion
6315 and the required intermediate types.
6316 (supportable_narrowing_operation): Likewise.
6317 * tree-vectorizer.h (vect_pow2): New function.
6318 (supportable_widening_operation): Change argument types.
6319 (supportable_narrowing_operation): Likewise.
6320 (vectorizable_type_promotion): Add an argument.
6321 (vectorizable_type_demotion): Likewise.
6322 * tree-vect-analyze.c (vect_analyze_operations): Call
6323 vectorizable_type_promotion and vectorizable_type_demotion with
6324 additional argument.
6325 (vect_get_and_check_slp_defs): Detect patterns.
6326 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6328 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6329 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6330 factor according to the smallest type in the loop.
6331 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6332 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6333 supportable_widening_operation with correct arguments.
6334 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6335 operands lists according to the number of vector statements in left
6336 or right node, if exists.
6337 (vect_gen_widened_results_half): Remove unused argument.
6338 (vectorizable_conversion): Call supportable_widening_operation,
6339 supportable_narrowing_operation, and vect_gen_widened_results_half
6340 with correct arguments.
6341 (vectorizable_assignment): Change documentation, support multiple
6343 (vectorizable_operation): Likewise.
6344 (vect_get_loop_based_defs): New function.
6345 (vect_create_vectorized_demotion_stmts): Likewise.
6346 (vectorizable_type_demotion): Support loop-aware SLP and general
6347 multi-step conversion. Call vect_get_loop_based_defs and
6348 vect_create_vectorized_demotion_stmts for transformation.
6349 (vect_create_vectorized_promotion_stmts): New function.
6350 (vectorizable_type_promotion): Support loop-aware SLP and general
6351 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6353 (vectorizable_store): Change documentation, support multiple
6355 (vectorizable_load): Likewise.
6356 (vect_transform_stmt): Pass SLP_NODE to
6357 vectorizable_type_promotion and vectorizable_type_demotion.
6358 (vect_schedule_slp_instance): Move here the calculation of number
6359 of vectorized statements for each node from...
6360 (vect_schedule_slp): ... here.
6361 (vect_transform_loop): Call vect_schedule_slp without the last
6364 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6367 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6368 to == in assert statement.
6369 (vectorizable_reduction): Fix typo.
6371 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6374 * value-prof.c (check_counter): Dereference pointer to overall
6375 count when printing it.
6377 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6379 * profile.h: Really add it.
6381 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6383 * mcf.c: Really add it.
6385 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6386 Vinodha Ramasamy <vinodha@google.com>
6388 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6390 * value-prof.c (check_counter): Fix the counter if
6391 flag_profile_correction is true.
6392 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6393 tree_mod_subtract_transform):
6394 Follow check_counter parameter change.
6395 * common.opt (fprofile-correction): New option.
6397 * profile.h: Likewise.
6398 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6399 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6400 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6402 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6403 flag_profile_correction is set.
6405 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6407 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6409 2008-08-18 Tomas Bily <tbily@suse.cz>
6411 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6412 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6414 * tree-data-ref.c (split_constant_offset_1): Likewise.
6415 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6416 * tree-sra.c (sra_walk_expr): Likewise.
6417 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6418 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6419 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6420 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6422 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6423 * tree-vect-transform.c (vectorizable_type_demotion)
6424 (vectorizable_type_promotion): Likewise.
6425 * tree-inline.c (expand_call_inline):
6426 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6427 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6428 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6429 * expr.c (expand_expr_real_1): Likewise.
6430 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6431 (gimple_assign_unary_useless_conversion_p): Likewise.
6432 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6433 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6434 * fold-const.c (fold_unary): Likewise.
6435 * tree.h (CONVERT_EXPR_P): Likewise.
6436 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6437 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6439 (register_edge_assert_for_2, extract_range_from_unary_expr)
6440 (register_edge_assert_for_1): Likewise.
6442 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6444 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6445 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6446 (enum real_value_const): Delete.
6447 (get_real_const): Delete.
6448 * real.c (get_real_const): Delete.
6449 (dconst_e_ptr): Define.
6450 (dconst_third_ptr): Define.
6451 (dconst_sqrt2_ptr): Define.
6452 * builtins.c: Update all callers.
6454 2008-08-18 Richard Guenther <rguenther@suse.de>
6456 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6457 statement iterator after statement removal.
6459 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6461 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6462 (detect_processor_freebsd): Likewise.
6463 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6465 2008-08-18 Richard Guenther <rguenther@suse.de>
6467 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6468 and loads have the correct types.
6470 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6473 * c-opts.c (cpp_opts): Remove static.
6474 * c-parser.c (cpp_opts): Declare it extern.
6475 (disable_extension_diagnostics): Handle cpp options.
6476 (enable_extension_diagnostics): Likewise.
6478 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6480 * diagnostics.c (permerror_at): Rename as permerror.
6481 (permerror): Delete.
6482 * toplev.h: Likewise.
6484 2008-08-18 Richard Guenther <rguenther@suse.de>
6486 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6487 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6488 Move call_cdce before build_alias. Move copyrename2,
6489 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6490 right after final inlining.
6491 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6492 (pass_build_cfg): But instead via TODO_dump_func.
6494 2008-08-18 Richard Guenther <rguenther@suse.de>
6496 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6498 (scalarize_init): If we failed to generate some initializers
6499 do not generate zeros for not instantiated members. Instead
6500 rely on the copy out.
6501 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6502 about missing flow-sensitive alias info only if we have
6505 2008-08-17 Nick Clifton <nickc@redhat.com>
6507 * doc/extend.texi (Function Attributes): Fix typo in description
6508 if hot function attribute.
6510 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6511 Richard Sandiford <rdsandiford@googlemail.com>
6513 * doc/install.texi (--with-mips-plt): Document.
6514 * doc/invoke.texi (-mplt, -mno-plt): Document.
6515 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6516 and handle ${with_mips_plt}.
6517 * config/mips/mips.opt (mplt): New option.
6518 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6519 (TARGET_ABICALLS_PIC2): Likewise.
6520 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6521 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6522 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6523 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6524 to decide whether to output ".option picX" directives.
6525 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6526 Pass -call_nonpic rather than -KPIC for -mplt.
6527 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6528 on the command line. Also remove it when -mabi=64 is used without
6530 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6531 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6532 TARGET_ABICALLS_PIC0.
6533 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6535 (mips16_build_function_stub): Only output ".option pic" directives
6536 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6537 (mips16_build_call_stub): Fix comment and remove redundant
6538 ".set at"/"set .noat" directives.
6539 (mips_function_rodata_section): Use the default behaviour for
6540 TARGET_ABSOLUTE_ABICALLS.
6541 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6542 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6543 (mips_restore_gp): Do nothing if the current function doesn't use
6545 (mips_expand_prologue): Only save $gp if the current function uses it.
6546 Use a normal move for TARGET_ABICALLS_PIC0.
6547 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6549 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6551 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6552 of function when handling GLOBAL_POINTER_REGNUM.
6554 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6557 * common.opt (-fstack-check): Do not declare the variable here.
6558 (-fstack-check=): New option variant.
6559 * doc/invoke.texi (Code Gen Options): Document it.
6560 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6561 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6562 (STACK_CHECK_STATIC_BUILTIN): New macro.
6563 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6564 * opts.c: Include expr.h.
6565 (common_handle_option) <OPT_fold_stack_check_>: New case.
6566 <OPT_fstack_check>: Likewise.
6567 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6568 consistently in the test for variable-sized types. Adjust for
6569 new behaviour of flag_stack_check.
6570 * explow.c: Include except.h.
6571 (allocate_dynamic_stack_space): Do not take into account
6572 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6573 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6574 for variable-sized parameters. Treat all parameters whose size is
6575 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6576 stack checking is enabled.
6577 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6578 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6579 if generic stack checking is enabled.
6580 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6581 * reload1.c (reload): Likewise.
6582 * stmt.c (expand_decl): Assert that all automatic variables have
6583 fixed size at this point and remove dead code.
6584 * flags.h (stack_check_type): New enumeration type.
6585 (flag_stack_check): Declare.
6586 * toplev.c (flag_stack_check): New global variable.
6587 * Makefile.in (opts.o): Add dependency on EXPR_H.
6588 (explow.o): Add dependency on except.h.
6590 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6592 * config/avr/avr.c (avr_override_options): Reduce value of
6593 PARAM_INLINE_CALL_COST.
6595 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6597 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6598 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6599 lieu of TYPE_MODE (type) throughout.
6601 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6603 * config/arm/arm.c (add_minipool_backward_ref): Check for
6604 8-byte-aligned entries in second case of forcing insertion after a
6605 particular entry. Change third case to avoid inserting
6606 non-8-byte-aligned entries before 8-byte-aligned ones.
6608 2008-08-15 Richard Guenther <rguenther@suse.de>
6610 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6611 strip components for unknown size accesses.
6613 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6615 * config/s390/2097.md New file.
6616 * config/s390/s390.md ("z10prop" attribute): Define none,
6617 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6618 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6619 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6620 possible values and apply them to insns as appropriate.
6621 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6622 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6623 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6624 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6625 ("bfp" mode attribute): Removed. Every occurence replaced
6627 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6628 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6631 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6634 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6637 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6639 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6640 additional argument. Support reduction when duplication is needed due
6641 to data-types of different sizes in the loop.
6642 (get_initial_def_for_induction): Fix printout.
6643 (vect_get_vec_def_for_stmt_copy): Support case where the
6644 vec_stmt_for_operand is a phi node.
6645 (vectorizable_reduction): Support reduction when duplication is needed
6646 due to data-types of different sizes in the loop.
6647 (vectorizable_call): Remove restriction to not vectorize in case we
6648 have data-types of different sizes in the loop.
6649 (vectorizable_conversion): Likewise.
6650 (vectorizable_operation): Likewise.
6651 (vectorizable_type_demotion): Likewise.
6652 (vectorizable_type_promotion): Likewise.
6653 (vectorizable_induction): Add restriction to not vectorize in case
6654 we have data-types of different sizes in the loop.
6656 2008-08-14 Christophe Saout <christophe@saout.de>
6657 Uros Bizjak <ubizjak@gmail.com>
6660 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6661 (*vec_concatv2di_rex64_sse4_1): Ditto.
6662 (*vec_concatv2di_rex64_sse): Ditto.
6664 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6667 * fold-const.c (fold_widened_comparison): Do not allow
6668 sign changes that change the result even if shorter type
6669 is wider than arg1_unw's type.
6671 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6673 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6674 Skip if the multilib testing specifies -march that does not
6675 agree with the one specified in the testcase.
6677 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6679 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6680 zero extend SImode values being converted to TFmode before passing
6683 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6685 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6686 __PPU__ when targeting the Cell/B.E. PPU processor.
6688 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6690 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6691 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6692 Rematerialize the static chain, if any.
6693 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6696 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6698 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6699 (new_loc_descr): Likewise.
6700 (add_loc_descr): Likewise.
6701 (size_of_loc_descr): Likewise.
6702 (size_of_locs): Likewise.
6703 (output_loc_operands): Likewise.
6704 (output_loc_sequence): Likewise.
6705 (new_reg_loc_descr): New.
6706 (build_cfa_loc): Use it.
6707 (build_cfa_aligned_loc): Likewise.
6708 (one_reg_loc_descriptor): Likewise.
6709 (based_loc_descr): Likewise.
6711 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6714 * doc/invoke.texi (Wmain): Update.
6715 * c-decl.c (start_decl): warn_main is only 0 or 1.
6716 (start_function): Likewise. Fix formatting.
6717 (finish_function): Delete redundant warning.
6718 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6719 * c-opts (c_common_handle_option): -Wall only has effect if
6720 warn_main is uninitialized. OPT_Wmain is automatically
6721 handled. -pedantic also enables Wmain.
6722 (c_common_post_options): Handle all logic for Wmain here.
6723 * c-common.c (warn_main): Delete.
6724 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6725 * c-common.h (warn_main): Delete.
6727 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6730 * expr.c (emit_group_store): Allocate stack temp with the
6731 largest alignment when copying from register to stack.
6733 2008-08-13 Richard Guenther <rguenther@suse.de>
6735 * tree.h (maybe_fold_offset_to_address): Declare.
6736 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6737 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6738 Likewise for POINTER_PLUS_EXPR.
6739 (maybe_fold_offset_to_reference): Enable disabled code.
6740 (maybe_fold_offset_to_address): New function.
6741 (fold_stmt_r): Use it.
6742 (fold_gimple_assign): Likewise.
6743 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6744 (gimplify_expr): Likewise.
6746 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6748 * toplev.h (pedwarn_at): Fix declaration.
6750 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6752 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6753 LINK_SPEC): Use %R in -Y P argument.
6755 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6758 * diagnostic.c (pedwarn_at): New.
6759 * toplev.h (pedwarn_at): Declare.
6760 * c-tree.h (build_enumerator): Update declaration.
6761 * c-decl.c (finish_enum): Update comment.
6762 (build_enumerator): Take a location parameter. Give a pedwarn but do
6763 not perform any conversion.
6764 * c-parser.c (c_parser_enum_specifier): Set correct location for
6767 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6770 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6771 expressions except for conversions to signed:1 bitfields. Handle
6772 COND_EXPR with constant operands.
6774 2008-08-13 Richard Guenther <rguenther@suse.de>
6776 PR tree-optimization/15255
6777 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6778 (struct oecount_s): New struct and VEC types.
6780 (oecount_hash): New function.
6781 (oecount_eq): Likewise.
6782 (oecount_cmp): Likewise.
6783 (zero_one_operation): New function.
6784 (build_and_add_sum): Likewise.
6785 (undistribute_ops_list): Perform un-distribution of multiplication
6786 and division on the chain of summands.
6787 (should_break_up_subtract): Also break up subtracts for factors.
6788 (reassociate_bb): Delete dead visited statements.
6789 Call undistribute_ops_list. Re-sort and optimize if it did something.
6790 * passes.c (init_optimization_passes): Move DSE before
6792 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6795 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6797 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6799 * doc/invoke.texi: Revert unintended checkin.
6801 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6804 * gcc.c (include_spec_function): Tweak call to find_a_file.
6806 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6809 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6810 and TRUTH_ORIF_EXPR.
6811 * dojump.c (do_jump): Likewise.
6813 PR tree-optimization/37084
6814 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6815 if id->regimplify, don't assume stmt is a cast assignment.
6817 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6819 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6821 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6824 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6827 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6829 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6830 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6832 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6833 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6834 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6835 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6836 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6838 * doc/tm.texi (Storage Layout): Remove documentation for
6839 TARGET_FLOAT_FORMAT.
6841 * simplify-rtx.c (simplify_binary_operation_1): Replace
6842 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6844 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6846 * real.h (struct real_format): New member has_sign_dependent_rounding.
6847 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6848 spu_single_format, ieee_double_format, mips_double_format,
6849 motorola_double_format, ieee_extended_motorola_format,
6850 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6851 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6852 mips_extended_format, ieee_quad_format, mips_quad_format,
6853 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6854 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6856 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6857 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6858 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6859 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6860 (ROUND_TOWARDS_ZERO): Likewise.
6862 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6863 (FLOAT_MODE_FORMAT): New macro.
6864 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6865 (MODE_COMPOSITE_P): ... this new macro.
6866 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6867 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6868 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6870 * flags.h: Include "real.h".
6872 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6873 REAL_MODE_FORMAT_COMPOSITE_P.
6874 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6876 * doc/tm.texi (Storage Layout): Remove documentation of
6877 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6878 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6879 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6880 they only apply to libgcc2.a.
6882 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6884 * config/spu/float_disf.c: New file.
6885 * config/spu/float_unsdisf.c: New file.
6886 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6887 (LIB2FUNCS_EXCLUDE): Define.
6889 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6890 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6892 * real.h (struct real_format): New member round_towards_zero.
6893 * real.c (round_for_format): Respect fmt->round_towards_zero.
6894 (ieee_single_format, mips_single_format, motorola_single_format,
6895 spu_single_format, ieee_double_format, mips_double_format,
6896 motorola_double_format, ieee_extended_motorola_format,
6897 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6898 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6899 mips_extended_format, ieee_quad_format, mips_quad_format,
6900 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6901 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6903 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6904 real_format to choose rounding mode when calling MPFR functions.
6905 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6906 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6908 * real.h (real_to_decimal_for_mode): Add prototype.
6909 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6910 Respect target rounding mode when generating decimal representation.
6911 (real_to_decimal): New stub for backwards compatibility.
6912 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6913 real_to_decimal_for_mode instead of real_to_decimal.
6915 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6917 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6918 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6920 * real.c (spu_single_format): New variable.
6921 * real.h (spu_single_format): Declare.
6923 * config/spu/spu.c (spu_override_options): Install SFmode format.
6924 (spu_split_immediate): Use integer mode to operate on pieces of
6925 floating-point values in all cases.
6927 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6928 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6929 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6931 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6933 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6935 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6937 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6939 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6942 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6943 on the VAR_DECL instead of TYPE_READONLY on its type.
6945 2008-08-12 Ira Rosen <irar@il.ibm.com>
6947 * tree-vectorizer.c: Depend on langhooks.h.
6948 (supportable_widening_operation): Add two arguments. Support double
6950 (supportable_narrowing_operation): Likewise.
6951 * tree-vectorizer.h (supportable_widening_operation): Add two
6953 (supportable_narrowing_operation): Likewise.
6954 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6955 supportable_widening_operation with correct arguments.
6956 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6957 (vectorizable_type_demotion): Support double type conversions.
6958 (vectorizable_type_promotion): Likewise.
6959 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6961 2008-08-11 Michael Matz <matz@suse.de>
6963 * i386/i386.c (override_options): Move initialisation from
6964 flag_schedule_insns_after_reload to here from ...
6965 (optimization_options): ... here.
6967 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6969 PR rtl-optimization/36998
6970 * dwarf2out.c (compute_barrier_args_size_1,
6971 compute_barrier_args_size): Temporarily remove assertions.
6973 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6976 * tree-ssa.c (struct walk_data): Add new flag
6977 warn_possibly_uninitialized.
6978 (warn_uninitialized_var): Use it.
6979 (warn_uninitialized_vars): New.
6980 (execute_early_warn_uninitialized): Call it.
6981 (execute_late_warn_uninitialized): Likewise.
6983 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6986 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6989 2008-08-09 Jan Hubicka <jh@suse.cz>
6992 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6994 (expand_fix): Be prepared for expansion to fail.
6995 (expand_sfix_optab): Remove instructions if expansion failed.
6997 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6999 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7001 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7002 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7004 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7006 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7007 mips/t-libgcc-mips16 to tmake_file.
7008 * config/mips/mips-protos.h (mips_call_type): New enum.
7009 (mips_pic_base_register, mips_got_load): Declare.
7010 (mips_restore_gp): Take an rtx argument.
7011 (mips_use_pic_fn_addr_reg_p): Declare.
7012 (mips_expand_call): Replace the sibcall_p argument with
7013 a mips_call_type argument. Add a lazy_p parameter.
7014 (mips_split_call): Declare.
7015 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7016 (MIPS16_PIC_TEMP): Likewise.
7017 (reg_class): Delete M16_NA_REGS.
7018 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7019 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7020 (mips_split_hi_p): Declare.
7021 * config/mips/mips.c (mips_split_hi_p): New array.
7022 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7023 (mips_got_symbol_type_p): New function.
7024 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7025 (mips16_stub_function_p): New function.
7026 (mips16_local_function_p): Likewise.
7027 (mips_use_pic_fn_addr_reg_p): Likewise.
7028 (mips_cannot_force_const_mem): Return false for HIGHs.
7029 Extend CONST_INT and symbolic handling to MIPS16, using
7030 mips_symbol_insns to check that the base symbol type is a
7031 legitimate constant. Reject GOT-based constants if
7032 TARGET_MIPS16_PCREL_LOADS.
7033 (mips_const_insns): Check targetm.cannot_force_const_mem when
7034 decomposing a symbolic base and a large offset.
7035 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7036 When calling a function that needs $25 from MIPS16 code,
7037 move the target address into $25 separately and add a USE
7039 (mips16_gp_pseudo_reg): Insert the initializer immediately
7040 before the first real insn.
7041 (mips_pic_base_register, mips_got_load): New functions.
7042 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7043 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7044 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7045 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7046 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7047 also passing NULL_RTX rather than const0_rtx as the aux argument.
7048 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7049 instead of TARGET_EXPLICIT_RELOCS.
7050 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7051 (mips_load_call_address): Replace the sibcall_p argument with
7052 a mips_call_type argument. Use mips_got_load.
7053 (mips16_local_alias): New structure.
7054 (mips16_local_aliases): New variable.
7055 (mips16_local_aliases_hash): New function.
7056 (mips16_local_aliases_eq): Likewise.
7057 (mips16_local_alias): Likewise.
7058 (mips16_stub_function): Likewise.
7059 (mips16_build_function_stub): Create a local alias for the target
7060 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7061 .cpload directive and an R_MIPS_NONE relocation for the target
7062 function, then load the alias rather than the function itself.
7063 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7064 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7065 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7066 (mips16_build_call_stub): Replace the FN parameter with an
7067 FN_PTR parameter. Force the address into a register if it
7068 isn't a call_insn_operand; don't rely on the caller to do this.
7069 If a call to a locally-defined and locally-binding MIPS16
7070 function must be made indirectly, redirect the call to the
7071 function's local alias. Use mips16_stub_function_p,
7072 mips16_stub_function, mips_expand_call and use_reg.
7073 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7074 Use explicit %hi and %lo accesses where possible.
7075 Use MIPS_CALL to generate the correct code form of a
7076 jal instruction. Add clobbers of $18 instead of uses.
7077 Update the call to mips_emit_call_insn.
7078 (mips_expand_call): Replace the SIBCALL_P argument with a
7079 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7080 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7081 allowing it to modify the call address. Update the calls to
7082 mips_load_call_address and mips_emit_call_insn.
7083 (mips_split_call): New function.
7084 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7085 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7086 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7087 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7088 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7090 (mips_cprestore_slot): New function.
7091 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7092 and use mips_cprestore_slot.
7093 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7095 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7096 then use a copygp_mips16 instruction to set up $28.
7097 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7098 (mips16_lay_out_constants): Call split_all_insns_noflow.
7099 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7100 false if TARGET_MIPS16.
7101 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7102 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7103 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7104 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7105 MIPS16 code. Allow MIPS16 o32 PIC.
7106 (mips_override_options): Allow MIPS16 o32 PIC.
7107 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7108 after reload if TARGET_USE_GOT.
7109 (UNSPEC_COPYGP): New constant.
7110 (length): Use a default length of 8 for MIPS16 GOT loads.
7111 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7112 (*got_page<mode>): Check mips_split_hi_p.
7113 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7114 (unspec_got<mode>, unspec_call<mode>): New expanders.
7115 (load_got<mode>, load_call<mode>): Remove the length attributes.
7116 Use a got attribute instead of a type attribute.
7117 (copygp_mips16): New insn.
7118 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7119 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7120 (sibcall, sibcall_value, call, call_value): Update the calls
7121 to mips_expand_call.
7122 (call_internal, call_value_internal): Use mips_split_call.
7123 (call_value_multiple_internal): Likewise.
7124 (call_split): Move after call_internal (the insn it is split from).
7125 (call_internal_direct, call_value_internal_direct): Turn into
7126 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7127 (call_direct_split, call_value_direct_split): New patterns.
7128 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7129 and use M16_REGS instead of M16_NA_REGS.
7130 * config/mips/predicates.md (const_call_insn_operand): Replace
7131 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7132 mips_use_pic_fn_addr_reg_p check.
7133 (move_operand): Reject HIGHs if mips_split_hi_p.
7134 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7135 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7136 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7137 * config/mips/libgcc-mips16.ver: New file.
7138 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7139 $(srcdir)/config/mips/libgcc-mips16.ver.
7141 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7143 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7145 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7146 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7147 (mips16_cfun_returns_in_fpr_p): Likewise.
7149 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7151 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7152 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7153 rather than 4 to PC.
7155 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7157 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7158 (FUNCTION_PROFILER): Save the static chain pointer into $2
7159 beforehand and restore it aftewards.
7160 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7161 address directly into $25 and call the function through $25;
7162 do not clobber $3. Pad the DImode version to cover the space
7163 left by the deleted $25 <- $3 move.
7164 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7165 the removal of the $25 <- $3 move.
7166 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7167 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7169 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7170 Daniel Jacobowitz <dan@codesourcery.com>
7172 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7173 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7174 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7175 * config/mips/mips.c (mips_start_function_definition): New function.
7176 (mips_end_function_definition): Likewise.
7177 (mips_output_function_prologue): Use mips_start_function_definition.
7178 (mips_output_function_epilogue): Use mips_end_function_definition.
7179 (build_mips16_function_stub): Use mips_start_function_definition
7180 and mips_end_function_definition.
7181 (build_mips16_call_stub): Likewise.
7183 2008-08-09 Richard Guenther <rguenther@suse.de>
7185 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7186 * gimple.h (gimple_call_fn): Adjust comment.
7187 (gimple_call_set_fndecl): New function.
7188 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7189 longer having bare FUNCTION_DECL operand.
7190 (gimple_call_return_type): Likewise.
7191 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7193 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7194 (gimple_mod_pow2): Likewise.
7195 (gimple_mod_subtract): Likewise.
7196 (gimple_ic): Likewise.
7197 (gimple_stringop_fixed_value): Likewise.
7198 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7199 longer having bare FUNCTION_DECL operand.
7200 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7201 * omp-low.c (optimize_omp_library_calls): Likewise.
7202 * cgraphunit.c (update_call_expr): Likewise.
7203 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7204 (execute_convert_to_rsqrt): Likewise.
7205 * cfgexpand.c (gimple_to_tree): Simplify.
7206 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7207 bare FUNCTION_DECL operand.
7208 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7209 (convert_gimple_call): Use gimple_call_fndecl.
7210 * c-common.c (c_warn_unused_result): Likewise.
7212 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7215 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7216 (c_finish_return): Likewise.
7217 (c_start_case): Likewise.
7218 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7219 * c-parser.c (c_parser_condition): New. Call
7220 verify_sequence_points.
7221 (c_parser_paren_condition): Call c_parser_condition.
7222 (c_parser_for_statement): Call c_parser_condition.
7224 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7227 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7228 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7229 Moved from diagnostic.h
7230 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7232 (emit_diagnostic): New.
7233 (warning0, pedwarn0): Delete.
7234 (warning, warning_at, pedwarn, permerror): Return bool.
7235 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7236 Moved to diagnostic.c.
7237 (struct diagnostic_context): Use correct type for
7238 classify_diagnostic.
7239 (diagnostic_report_diagnostic): Update declaration.
7240 (emit_diagnostic): Declare.
7241 * errors.c (warning): Return bool.
7242 * errors.h (warning): Update declaration.
7243 * toplev.h (warning0, pedwarn0): Delete.
7244 (warning, warning_at, pedwarn, permerror): Return bool.
7245 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7246 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7247 inform. Update all calls.
7248 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7249 before giving informative note.
7250 (implicit_decl_warning): Likewise.
7251 * c-typeck.c (build_function_call): Likewise.
7252 * tree-sssa.c (warn_uninit): Likewise.
7253 * builtins.c (gimplify_va_arg_expr): Likewise.
7255 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7258 * doc/invoke.texi (-Wextra): Move warning from here...
7259 (-Wuninitialized): ... to here.
7261 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7264 * flags.h (set_Wunused): Delete
7265 * toplev.c (process_options): Handle Wunused flags here.
7266 * opts.c (maybe_warn_unused_parameter): Delete.
7267 (common_handle_option): Replace set_Wunused by warn_unused.
7268 (set_Wextra): Do not handle Wunused-parameter here.
7269 (set_Wunused): Delete.
7270 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7272 * common.opt (Wunused): Add Var and Init.
7273 (Wunused-function): Likewise.
7274 (Wunused-label): Likewise.
7275 (Wunused-parameter): Likewise.
7276 (Wunused-value): Likewise.
7277 (Wunused-variable): Likewise.
7279 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7281 * doc/invoke.texi: Add cpu_type power7.
7282 * config.in (HAVE_AS_VSX): New.
7283 * config.gcc: Add cpu_type power7.
7284 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7286 * configure: Regenerate.
7287 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7289 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7290 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7291 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7293 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7295 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7296 type to vectorize.builtin_conversion.
7297 (vectorizable_conversion): Likewise.
7298 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7299 integral type as input.
7300 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7302 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7303 and ALTIVEC_BUILTIN_VCTSXS.
7304 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7307 2008-08-08 Richard Guenther <rguenther@suse.de>
7309 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7310 (surely_varying_stmt_p): Calls are varying only if they are
7311 non-builtin and not indirect or have no result.
7312 (ccp_fold): Re-instantiate code before the tuples merge.
7314 2008-08-08 Richard Guenther <rguenther@suse.de>
7316 PR tree-optimization/37056
7317 * gimple.h (gimple_assign_rhs_class): New helper function.
7318 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7319 unary operations properly.
7321 2008-08-07 Jan Hubicka <jh@suse.cz>
7323 * i386.h (ix86_size_cost): Declare.
7324 (ix86_cur_cost): New function macro.
7325 * i386.md (peepholes expanding size and splitters): Predicate by
7326 optimize_insn_for_speed_p.
7327 (peepholes reduce size and splitters): Predicate by
7328 optimize_insn_for_size_p.
7329 * i386.c (ix86_size_cost): Rename from ...
7330 (size_cost): This one.
7331 (override_options): Update.
7332 (decide_alg): Likewise.
7333 (ix86_expand_clear): Use RTL profile.
7334 (ix86_pad_returns): Use RTL profile.
7336 2008-08-07 Jan Hubicka <jh@suse.cz>
7338 * recog.c (split_all_insns): Set RTL profile
7339 (peephole2_optimize): Likewise.
7340 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7341 * combine.c (combine_instructions): Likewise.
7343 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7345 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7347 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7349 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7350 value in a6 after the set_frame_ptr insn.
7352 2008-08-07 Richard Henderson <rth@redhat.com>
7355 * gcc.c (cpp_options): Pass along -g*.
7357 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7359 * config/arm/arm.c (output_move_neon): Update comment describing
7360 big-endian vector layout.
7361 (arm_assemble_integer): Do not handle big-endian NEON vectors
7363 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7364 neon_vget_lane<mode>_sext_internal,
7365 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7366 element indices for big-endian.
7368 2008-08-07 Richard Henderson <rth@redhat.com>
7370 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7371 * configure, config.in: Rebuild.
7372 * debug.h (dwarf2out_do_cfi_asm): Declare.
7373 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7374 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7375 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7376 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7378 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7380 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7381 movv2si_internal): Combine into mov<mode>_internal.
7382 (movv2si_internal_2): Remove.
7384 2008-08-07 Jan Hubicka <jh@suse.cz>
7387 * i386.md (single stringop patterns): Enable unconditionally.
7389 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7392 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7394 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7395 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7397 * config/i386/sse.md (sse2_movq128): New.
7399 * doc/extend.texi: Document __builtin_ia32_movq128.
7401 2008-08-07 Richard Guenther <rguenther@suse.de>
7404 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7405 pointers can access anything.
7407 2008-08-06 Jan Hubicka <jh@suse.cz>
7409 * optabs.c (emit_unop_insn): Break out to ...
7410 (maybe_emit_unop_insn): ... this one.
7411 (expand_sfix_optab): Use maybe variant.
7412 * optabs.h (maybe_emit_unop_insn): Declare.
7414 * i386.md (mov0 patterns): Enable by default.
7415 (FP conversion expanders): Disable expansion of code expanding
7416 sequences when instruction should be optimized for size.
7417 (single strinop patterns): Enable when optimizing for size.
7418 (string expanders): Disable expanding of code expanding sequences
7419 when optimizning instruction for size.
7420 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7422 (ix86_fp_comparison_sahf_cost): Likewise.
7423 (ix86_expand_branch): Likewise.
7424 (ix86_expand_ashl_const): Likewise.
7425 (ix86_split_ashl): Likewise.
7426 (ix86_expand_strlen): Likewise.
7427 (ix86_emit_fp_unordered_jump): Likewie.
7429 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7431 * c-common.c: Fix typo.
7432 (c_common_reswords): Activate more C++ keyword warnings.
7434 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7436 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7439 * diagnostic.c (permerror_at): New.
7440 * toplev.h (permerror_at): Declare.
7442 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7443 Ira Rosen <irar@il.ibm.com>
7445 * tree-vect-transform.c (vect_model_simple_cost): Return
7446 immediately if stmt is pure SLP.
7447 (vect_model_store_cost): Ditto.
7448 (vect_model_load_cost): Ditto.
7449 (vectorizable_store): Remove PURE_SLP check before call
7450 to vect_model_store_cost.
7451 (vect_model_store_cost): When checking whether stmt describe
7452 strided access, add a check that it is not slp_node.
7454 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7457 * c-common.c (warn_for_sign_compare): New. Handle separately the
7458 case that 'constant' is zero.
7459 * c-typeck.c (build_binary_op): Move code to c-common.c
7461 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7463 * config/alpha/alpha.c (alpha_preferred_reload_class,
7464 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7465 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7466 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7467 * config/arm/arm.md: Likewise.
7468 * config/avr/avr-protos.h (preferred_reload_class,
7469 test_hard_reg_class, avr_simplify_comparison_p,
7470 out_shift_with_cnt, class_max_nregs): Likewise.
7471 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7472 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7473 preferred_reload_class, test_hard_reg_class): Likewise.
7474 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7475 bfin_memory_move_cost, bfin_secondary_reload,
7476 bfin_output_mi_thunk): Likewise.
7477 * config/crx/crx.c (crx_secondary_reload_class,
7478 crx_memory_move_cost): Likewise.
7479 * config/frv/frv-protos.h (frv_secondary_reload_class,
7480 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7481 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7482 frv_secondary_reload_class, frv_class_likely_spilled_p,
7483 frv_class_max_nregs): Likewise.
7484 * config/h8300/h8300.c (h8300_classify_operand,
7485 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7487 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7488 * config/ia64/ia64.c (ia64_preferred_reload_class,
7489 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7490 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7491 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7493 * config/m68hc11/m68hc11.c (preferred_reload_class,
7494 m68hc11_memory_move_cost): Likewise.
7495 * config/mcore/mcore.c (mcore_secondary_reload_class,
7496 mcore_reload_class): Likewise.
7497 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7498 mips_class_max_nregs, mips_cannot_change_mode_class,
7499 mips_preferred_reload_class, mips_secondary_reload_class,
7500 mips_output_mi_thunk): Likewise.
7501 * config/mmix/mmix.c (mmix_preferred_reload_class,
7502 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7504 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7506 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7507 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7508 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7509 * config/rs6000/rs6000.c (paired_expand_vector_init,
7510 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7511 compare_section_name, rs6000_memory_move_cost): Likewise.
7512 * config/s390/s390.c (s390_emit_compare_and_swap,
7513 s390_preferred_reload_class, s390_secondary_reload,
7514 legitimize_pic_address, legitimize_tls_address,
7515 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7516 s390_class_max_nregs): Likewise.
7517 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7518 * config/s390/s390.md: Likewise.
7519 * config/score/score-protos.h (score_secondary_reload_class,
7520 score_preferred_reload_class): Likewise.
7521 * config/score/score.c (score_preferred_reload_class,
7522 score_secondary_reload_class): Likewise.
7523 * config/score/score3.c (score3_output_mi_thunk,
7524 score3_preferred_reload_class, score3_secondary_reload_class,
7525 score3_hard_regno_mode_ok): Likewise.
7526 * config/score/score3.h (score3_preferred_reload_class,
7527 score3_secondary_reload_class): Likewise.
7528 * config/score/score7.c (score7_output_mi_thunk,
7529 score7_preferred_reload_class, score7_secondary_reload_class,
7530 score7_hard_regno_mode_ok): Likewise.
7531 * config/score/score7.h (score7_preferred_reload_class,
7532 score7_secondary_reload_class): Likewise.
7533 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7534 output_branchy_insn, add_constant, gen_block_redirect,
7535 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7536 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7537 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7538 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7539 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7540 xstormy16_preferred_reload_class): Likewise.
7541 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7542 xtensa_expand_atomic, override_options,
7543 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7545 * reorg.c (try_merge_delay_insns): Likewise.
7546 * tree.c (merge_dllimport_decl_attributes): Likewise.
7548 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7550 2008-08-06 Michael Matz <matz@suse.de>
7552 * Makefile.in (write_entries_to_file): Quote words.
7553 * gengtype.c: (read_input_line): Skip over leading white-space.
7555 2008-08-06 Marc Gauthier <marc@tensilica.com>
7557 * config.gcc: Match more processor names for Xtensa.
7558 * configure.ac: Likewise.
7559 * doc/install.texi (Specific): Likewise.
7560 * configure: Regenerate.
7562 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7564 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7565 * calls.c (avoid_likely_spilled_reg): Likewise.
7566 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7567 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7568 * config/i386/i386.c (ix86_expand_special_args_builtin,
7569 ix86_secondary_reload): Likewise.
7570 * except.c (struct eh_region, gen_eh_region_catch,
7571 remove_unreachable_regions, duplicate_eh_regions,
7572 assign_filter_values, build_post_landing_pads,
7573 sjlj_find_directly_reachable_regions, remove_eh_handler,
7574 reachable_next_level, foreach_reachable_handler,
7575 can_throw_internal_1, can_throw_external_1,
7576 collect_one_action_chain): Likewise.
7577 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7578 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7579 * function.c (update_temp_slot_address, instantiate_new_reg,
7580 instantiate_virtual_regs_in_rtx,
7581 instantiate_virtual_regs_in_insn): Likewise.
7582 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7583 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7584 gimplify_cleanup_point_expr): Likewise.
7585 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7586 * passes.c (next_pass_1): Likewise.
7587 * print-tree.c (print_node_brief, print_node): Likewise.
7588 * profile.c (branch_prob): Likewise.
7589 * tree-dump.c (dump_register): Likewise.
7590 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7592 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7593 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7594 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7595 copy_arguments_for_versioning, copy_static_chain): Likewise.
7596 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7597 add_new_name_mapping, register_new_name_mapping): Likewise.
7598 * tree-mudflap.c (mf_xform_derefs): Likewise.
7599 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7600 get_init_expr, combine_chains): Likewise.
7601 * tree-pretty-print.c (dump_generic_node): Likewise.
7602 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7603 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7604 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7605 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7607 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7610 * calls.c (expand_call): Use the biggest preferred stack
7613 2008-08-06 Michael Matz <matz@suse.de>
7616 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7617 for reused reload, instead of overwriting them.
7619 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7622 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7623 for incoming stack boundary.
7625 * function.c (assign_parm_find_entry_rtl): Update
7626 parm_stack_boundary.
7628 * function.h (rtl_data): Add parm_stack_boundary.
7630 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7631 parm_stack_boundary for incoming stack boundary.
7633 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7635 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7636 for unrepresentable subregs or treat them as equal to other regs
7637 or subregs with the same register number.
7639 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7642 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7645 2008-08-06 Jan Hubicka <jh@suse.cz>
7647 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7648 frequencies might be hot.
7650 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7652 * reload.c (find_reloads): Force constants into literal pool
7653 also if they are wrapped in a SUBREG.
7655 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7658 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7659 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7660 Don't allow predicated instructions for data speculation.
7661 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7664 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7666 * haifa-sched.c (extend_global): Split to extend_global_data and
7667 extend_region_data. Update all uses.
7668 (extend_all): Rename to extend_block_data.
7670 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7672 * sched-rgn.c (new_ready): Check if instruction can be
7673 speculatively scheduled before attempting speculation.
7674 (debug_rgn_dependencies): Remove wrongful assert.
7676 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7678 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7680 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7682 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7683 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7684 va_size, and type_size.
7686 2008-08-04 Jason Merrill <jason@redhat.com>
7689 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7690 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7692 2008-08-05 Richard Henderson <rth@redhat.com>
7694 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7695 * configure: Rebuild.
7697 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7700 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7701 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7704 2008-08-05 Richard Henderson <rth@redhat.com>
7706 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7707 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7708 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7709 * common.opt (fdwarf2-cfi-asm): New.
7710 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7711 * config.in, configure: Rebuild.
7712 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7713 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7715 (dw2_force_const_mem): Externalize.
7716 * dwarf2asm.h: Update.
7717 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7718 generate a real label.
7719 (output_cfi_directive): New.
7720 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7721 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7722 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7724 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7725 (output_loc_operands_raw, output_loc_sequence_raw): New.
7726 (output_cfa_loc_raw): New.
7728 2008-08-05 Paul Brook <paul@codesourcery.com>
7730 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7731 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7732 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7733 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7734 * config/arm/arm.h (TARGET_VFPD32): Define.
7735 (TARGET_VFP3): Use TARGET_VFPD32.
7736 (fputype): Add FPUTYPE_VFP3D16.
7737 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7738 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7739 * config/arm/arm-cores.def: Add cortex-r4f.
7740 * config/arm/arm-tune.md: Regenerate.
7742 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7744 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7745 Reword some comments throughout the file.
7747 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7748 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7749 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7750 MFC_MIN_DMA_LIST_ELEMENTS.
7751 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7752 MFC_MAX_DMA_LIST_ELEMENTS.
7754 (MFC_START_ENABLE): Remove PPU-only define.
7755 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7756 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7758 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7759 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7760 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7761 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7762 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7763 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7764 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7766 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7767 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7768 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7769 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7771 (spu_read_machine_status): Fix typo.
7773 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7775 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7776 SUBREG of multi-word hard register.
7777 * config/spu/spu.c (valid_subreg): Likewise.
7778 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7780 2008-08-04 Richard Guenther <rguenther@suse.de>
7782 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7783 the candidate with the stripped base if that base is different
7784 from the original base even for offset zero.
7786 2008-08-04 Richard Guenther <rguenther@suse.de>
7789 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7790 check for no_overflow.
7792 2008-08-04 Richard Guenther <rguenther@suse.de>
7794 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7796 2008-08-04 Paul Brook <paul@codesourcery.com>
7798 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7799 (arm_order_regs_for_local_alloc): New function.
7800 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7802 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7804 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7807 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7808 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7809 (ix86_expand_epilogue): Likewise.
7811 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7813 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7816 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7818 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7819 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7820 (*movv2sf_internal_rex64): Ditto.
7822 2008-08-03 Jan Hubicka <jh@suse.cz>
7824 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7825 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7826 * expmed.c (expand_smod_pow2): Likewise.
7828 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7831 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7832 alternative 0 of operand 1.
7833 (*vec_concatv2di_rex64_sse): Ditto.
7834 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7836 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7837 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7838 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7839 (*movv2sf_internal_rex64): Ditto.
7841 2008-08-02 Richard Guenther <rguenther@suse.de>
7844 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7845 (ssedoublesizemode): New mode attribute.
7846 (sse_shufps): Call gen_sse_shufps_v4sf.
7847 (sse_shufps_1): Macroize.
7848 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7849 (sse2_shufpd_1): Macroize.
7850 (vec_extract_odd, vec_extract_even): New expanders.
7851 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7852 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7853 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7854 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7855 (ix86_expand_vector_set): Likewise.
7856 (ix86_expand_reduc_v4sf): Likewise.
7858 2008-08-01 Doug Kwan <dougkwan@google.com>
7860 * matrix-reorg.c: Re-enable all code.
7861 (struct malloc_call_data): Change CALL_STMT to gimple type.
7862 (collect_data_for_malloc_call): Tuplify.
7863 (struct access_site_info): Change STMT to gimple type.
7864 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7865 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7866 (struct free_info): Change STMT to gimple type.
7867 (struct matrix_access_phi_node): Change PHI to gimple type.
7868 (get_inner_of_cast_expr): Remove.
7869 (may_flatten_matrices_1): Tuplify.
7870 (may_flatten_matrices): Ditto.
7871 (mark_min_matrix_escape_level): Ditto.
7872 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7873 (ssa_accessed_in_call_rhs): New
7874 (ssa_accessed_in_assign_rhs): New
7875 (record_access_alloc_site_info): Tuplify.
7876 (add_allocation_site): Ditto.
7877 (analyze_matrix_allocation_site): Ditto.
7878 (analyze_transpose): Ditto.
7879 (get_index_from_offset): Ditto.
7880 (update_type_size): Ditto.
7881 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7882 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7883 (analyze_accesses_for_phi_node): Tuplify.
7884 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7885 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7886 (analyze_matrix_accesses): Tuplify.
7887 (check_var_data): New call-back type for check_var_notmodified_p.
7888 (check_var_notmodified_p): Tuplify and use call-back struct to
7889 return statement found.
7890 (can_calculate_expr_before_stmt): Factor out statement related code
7892 (can_calculate_stmt_before_stmt): New.
7893 (check_allocation_function): Tuplify.
7894 (find_sites_in_func): Ditto.
7895 (record_all_accesses_in_func): Ditto.
7896 (transform_access_sites): Ditto.
7897 (transform_allocation_sites): Ditto.
7898 (matrix_reorg): Re-enable.
7899 (gate_matrix_reorg): Re-enable.
7901 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7903 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7904 for labels for which it hasn't been set yet. If it has been set,
7905 stop walking insns and continue with next worklist item.
7906 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7907 if the only BARRIER is at the very end of a function.
7909 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7911 * cfgexpand.c (expand_stack_alignment): Assert that
7912 stack_realign_drap and drap_rtx must match.
7914 * function.c (instantiate_new_reg): If DRAP is used to realign
7915 stack, replace virtual_incoming_args_rtx with internal arg
7918 2008-08-01 Richard Guenther <rguenther@suse.de>
7920 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7921 loop information only if we initialized it.
7922 (execute_pre): Call fini_pre with in_fre.
7923 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7924 if we do not unroll because we hit max-completely-peeled-insns.
7925 Use our estimation for consistency, do allow shrinking.
7927 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7929 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7930 with MIN_STACK_BOUNDARY.
7931 (ix86_update_stack_boundary): Likewise.
7932 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7935 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7936 (MIN_STACK_BOUNDARY): This.
7938 2008-08-01 Richard Guenther <rguenther@suse.de>
7941 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7943 2008-08-01 Richard Guenther <rguenther@suse.de>
7945 PR tree-optimization/36988
7946 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7947 do not matter if that doesn't change volatile qualification.
7949 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7951 * configure.ac: Do not generate libada-mk. Do not subst
7953 * libada-mk.in: Remove.
7954 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7955 * configure: Regenerate.
7957 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7959 * tree-pass.h: Added comment about not dumping passes with name
7960 starting with star in struct opt_pass.
7961 * passes.c (register_dump_files_1): Don't do dump for a pass with
7962 name starting with star.
7963 * doc/passes.texi (Pass manager): Mention pass names and special
7964 meaning of star prefix to avoid dump.
7966 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7968 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7970 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7971 (ISA_MIPS64R2): New macro.
7972 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7973 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7974 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7975 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7976 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7977 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7978 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7979 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7980 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7981 Move up to keep list alphabetically sorted.
7982 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7983 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7985 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7986 (-march=@var{arch}): Add mips64r2.
7988 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7990 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7992 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7994 * expr.c (expand_assignment): Check for complete type.
7996 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7999 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8001 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8002 for stack alignment.
8004 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8006 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8008 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8009 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8011 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8013 PR rtl-optimization/36419
8014 * dwarf2out.c (barrier_args_size): New variable.
8015 (compute_barrier_args_size, compute_barrier_args_size_1): New
8017 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8018 if not called yet in the current function, use barrier_args_size
8019 array to find the new args_size value.
8020 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8022 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8025 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8028 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8031 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8032 (dwarf2out_stack_adjust): Use it.
8033 (dwarf2out_frame_debug_expr): Likewise.
8035 2008-07-31 Richard Guenther <rguenther@suse.de>
8037 PR tree-optimization/36978
8038 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8039 the generated condition.
8041 2008-07-31 Richard Guenther <rguenther@suse.de>
8043 * passes.c (init_optimization_passes): Always call
8044 pass_early_warn_uninitialized.
8045 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8046 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8047 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8049 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8052 * builtins.c (maybe_emit_free_warning): New function.
8053 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8054 maybe_emit_free_warning for BUILT_IN_FREE.
8057 * dwarf2out.c (get_context_die): New function.
8058 (force_decl_die, force_type_die): Use it.
8059 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8060 returns NULL, force generation of DW_TAG_typedef and put that into
8063 PR preprocessor/36649
8064 * c-pch.c (c_common_read_pch): Save and restore
8065 line_table->trace_includes across PCH restore.
8067 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8070 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8072 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8075 * final.c (call_from_call_insn): Handle COND_EXEC.
8077 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8079 * builtins.c (std_gimplify_va_arg_expr): Replace
8080 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8081 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8083 2008-07-30 Joey Ye <joey.ye@intel.com>
8084 H.J. Lu <hongjiu.lu@intel.com>
8086 * builtins.c (expand_builtin_setjmp_receiver): Replace
8087 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8088 (expand_builtin_apply_args_1): Likewise.
8089 (expand_builtin_longjmp): Need DRAP for stack alignment.
8090 (expand_builtin_apply): Likewise.
8092 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8093 instead of assign_stack_local to allow alignment reduction.
8095 * calls.c (emit_call_1): Need DRAP for stack alignment if
8097 (expand_call): Replace virtual_incoming_args_rtx with
8098 crtl->args.internal_arg_pointer.
8099 * stmt.c (expand_nl_goto_receiver): Likewise.
8101 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8102 alignment and store to stack_alignment_estimated and
8103 max_used_stack_slot_alignment.
8104 (expand_one_var): Likewise.
8105 (expand_stack_alignment): New function.
8106 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8107 and stack_alignment_estimated fields in rtl_data. Call
8108 expand_stack_alignment at end.
8110 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8111 (MAX_STACK_ALIGNMENT): Likewise.
8112 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8113 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8115 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8116 stack alignment when generating virtual registers.
8118 * function.c (assign_stack_local): Renamed to ...
8119 (assign_stack_local_1): This. Add a parameter to indicate
8120 if it is OK to reduce alignment.
8121 (assign_stack_local): Use it.
8122 (instantiate_new_reg): Instantiate virtual incoming args rtx
8123 to vDRAP if stack realignment and DRAP is needed.
8124 (assign_parms): Collect parameter/return type alignment and
8125 contribute to stack_alignment_estimated.
8126 (locate_and_pad_parm): Likewise.
8127 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8128 with crtl->args.internal_arg_pointer.
8130 * function.h (rtl_data): Add new field drap_reg,
8131 max_used_stack_slot_alignment, stack_alignment_estimated,
8132 stack_realign_needed, need_drap, stack_realign_processed and
8133 stack_realign_finalized.
8134 (stack_realign_fp): New macro.
8135 (stack_realign_drap): Likewise.
8137 * global.c (compute_regsets): Frame pointer is needed when
8138 stack is realigned. Can eliminate frame pointer when stack is
8139 realigned and dynamic realigned argument pointer isn't used.
8141 * reload1.c (update_eliminables): Frame pointer is needed
8142 when stack is realigned.
8143 (init_elim_table): Can eliminate frame pointer when stack is
8144 realigned and dynamic realigned argument pointer isn't used.
8146 * rtl.h (assign_stack_local_1): Declare new funtion.
8148 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8149 (TARGET_GET_DRAP_RTX): Likewise.
8150 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8151 TARGET_GET_DRAP_RTX.
8153 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8155 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8156 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8158 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8159 H.J. Lu <hongjiu.lu@intel.com>
8161 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8162 vdrap_reg, stack_realign and drap_reg_saved.
8163 (add_cfi): Don't allow redefining CFA when DRAP is used.
8164 (reg_save): Handle stack alignment.
8165 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8166 alignment. Don't generate DWARF information for (set fp sp)
8168 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8170 (int_loc_descriptor): Move prototype forward. Also define if
8171 DWARF2_UNWIND_INFO is true.
8172 (output_cfa_loc): Handle DW_CFA_expression.
8173 (build_cfa_aligned_loc): New.
8174 (based_loc_descr): Update assert for stack realign. For local
8175 variables, use sp+offset when stack is aligned without drap and
8176 fp+offset when stack is aligned with drap. For arguments, use
8177 cfa+offset when drap is used to align stack.
8179 2008-07-30 Joey Ye <joey.ye@intel.com>
8180 H.J. Lu <hongjiu.lu@intel.com>
8182 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8184 (ix86_gen_andsp): New.
8185 (ix86_user_incoming_stack_boundary): Likewise.
8186 (ix86_default_incoming_stack_boundary): Likewise.
8187 (ix86_incoming_stack_boundary): Likewise.
8188 (ix86_can_eliminate): Likewise.
8189 (find_drap_reg): Likewise.
8190 (ix86_update_stack_boundary): Likewise.
8191 (ix86_get_drap_rtx): Likewise.
8192 (ix86_finalize_stack_realign_flags): Likewise.
8193 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8194 (TARGET_GET_DRAP_RTX): Likewise.
8195 (override_options): Overide option value for new options.
8196 (ix86_function_ok_for_sibcall): Remove check for
8197 force_align_arg_pointer.
8198 (ix86_handle_cconv_attribute): Likewise.
8199 (ix86_function_regparm): Likewise.
8200 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8201 (ix86_va_start): Replace virtual_incoming_args_rtx with
8202 crtl->args.internal_arg_pointer.
8203 (ix86_select_alt_pic_regnum): Check DRAP register.
8204 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8205 (ix86_compute_frame_layout): Compute frame layout wrt stack
8207 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8208 (ix86_expand_prologue): Decide if stack realignment is needed
8209 and generate prologue code accordingly.
8210 (ix86_expand_epilogue): Generate epilogue code wrt stack
8211 realignment is really needed or not.
8213 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8214 (ABI_STACK_BOUNDARY): Likewise.
8215 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8216 (STACK_REALIGN_DEFAULT): Likewise.
8217 (INCOMING_STACK_BOUNDARY): Likewise.
8218 (MAX_STACK_ALIGNMENT): Likewise.
8219 (ix86_incoming_stack_boundary): Likewise.
8220 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8221 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8222 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8223 (machine_function): Remove force_align_arg_pointer.
8225 * config/i386/i386.md (BX_REG): New.
8226 (R13_REG): Likewise.
8228 * config/i386/i386.opt (mforce_drap): New.
8229 (mincoming-stack-boundary): Likewise.
8230 (mstackrealign): Add Init(-1).
8232 * config/i386/i386-protos.h (ix86_can_eliminate): New
8234 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8236 * doc/extend.texi: Update force_align_arg_pointer.
8238 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8241 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8242 (INCOMING_STACK_BOUNDARY): Likewise.
8243 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8244 (TARGET_GET_DRAP_RTX): Likewise.
8246 2008-07-30 Andreas Schwab <schwab@suse.de>
8248 PR rtl-optimization/36929
8249 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8250 add_insn_before and fix argument order.
8251 (replace_inc_dec_mem): Handle NULL rtx.
8253 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8255 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8257 (arm_compute_initial_elimination_offset): Use it.
8258 (arm_compute_save_reg_mask): Include static chain save slot when
8259 calculating alignment.
8260 (arm_get_frame_offsets): Ditto.
8261 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8262 that we can use to decrement the stack when the stack decrement
8263 could be too big for an immediate value in a single insn.
8264 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8266 2008-07-30 Richard Guenther <rguenther@suse.de>
8268 PR tree-optimization/36967
8269 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8270 Release defs of statements we remove.
8272 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8274 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8275 instead of NULL_RTVEC.
8277 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8281 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8284 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8286 * final.c (call_from_call_insn): New.
8287 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8289 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8291 * configure.ac: Substitute ADA_CFLAGS.
8292 * configure: Regenerate.
8293 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8294 * Makefile.in: Remove mention of X_* variables.
8295 * config/pa/x-ada-hpux10: Remove.
8296 * config/pa/x-ada: Remove.
8298 * doc/fragments.texi: Update.
8300 2008-07-30 Olivier Hainque <hainque@adacore.com>
8302 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8303 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8304 __dso_handle explicitly here.
8306 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8309 * c-typeck.c (build_binary_op): Encapsulate code into...
8310 * c-common.c (shorten_binary_op): ...this new function.
8311 (conversion_warning): Use the new function. Handle non-negative
8312 constant in bitwise-and.
8313 * c-common.h (shorten_binary_op): Declare.
8315 2008-07-30 Olivier Hainque <hainque@adacore.com>
8317 * scan.c (make_sstring_space): Add explicit conversions of
8318 allocator's return value.
8319 * fix-header.c (recognized_function): Likewise.
8321 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8323 * doc/cpp.texi: Update to GFDL 1.2.
8324 * doc/gcc.texi: Do not list GPL as Invariant Section.
8325 * doc/gccint.texi: Likewise. Update copyright years.
8326 * doc/install.texi: Update copyright years.
8328 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8331 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8332 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8334 2008-07-29 Jan Hubicka <jh@suse.cz>
8336 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8337 (grokdeclarator): Likewise.
8338 * langhooks.c (lhd_warn_unused_global_decl): Use
8339 DECL_DECLARED_INLINE_P.
8340 * print-tree.c (print_node): Remove DECL_INLINE check.
8342 2008-07-29 Richard Guenther <rguenther@suse.de>
8344 PR tree-optimization/36945
8345 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8346 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8347 Record invariant addresses un-decomposed.
8348 (copy_reference_ops_from_call): Record reference call
8349 arguments properly. Simplify.
8350 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8351 helper split out from ...
8352 (create_component_ref_by_pieces): ... here. Simplify.
8353 Prepare for recursive invocation for call arguments.
8354 (create_expression_by_pieces): Adjust call to
8355 create_component_ref_by_pieces.
8356 (compute_avail): Process operand 2 of reference ops.
8358 2008-07-29 Richard Guenther <rguenther@suse.de>
8360 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8362 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8364 * c-format.c (check_format_types): Revert unwanted checkin.
8366 2008-07-29 Jan Hubicka <jh@suse.cz>
8368 * flags.h (flag_really_no_inline): Remove.
8369 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8370 * toplev.c (flag_really_no_inline): Remove.
8371 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8372 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8373 (cgraph_decide_inlining_incrementally): Likewise.
8374 (compute_inline_parameters): Likewise.
8375 * opts.c (decode_options): Simplify.
8376 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8377 * common.opt (finline): Initialize to 1.
8378 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8380 2008-07-29 Jan Hubicka <jh@suse.cz>
8382 * predict.c (always_optimize_for_size_p): New function.
8383 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8384 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8385 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8387 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8388 * function.c (prepare_function_start): Set default profile.
8389 * function.h (rtl_data): Add maybe_hot_insn_p.
8390 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8391 (construct_exit_block): Likewise.
8392 (tree_expand_cfg): Likewise.
8394 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8395 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8396 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8397 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8400 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8403 * c-decl.c (merge_decls): Merge USED flags.
8405 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8407 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8408 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8409 next_stack, lab_false and lab_over trees.
8411 2008-07-28 Richard Guenther <rguenther@suse.de>
8413 PR tree-optimization/36957
8414 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8415 (useless_type_conversion_p): Remove.
8416 (types_compatible_p): Remove.
8417 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8418 (useless_type_conversion_p): Declare.
8419 (types_compatible_p): Declare.
8420 (gimple_expr_type): Return the base type only if it is
8421 trivially convertible to the subtype.
8423 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8425 * configure.ac: Use the m4_do macro to concatenate the warnings into
8426 one string in ACX_PROG_CC_WARNING_OPTS,
8427 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8428 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8429 * configure: Regenerate.
8431 2008-07-28 Richard Guenther <rguenther@suse.de>
8433 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8434 (insert_fake_stores): Remove.
8435 (realify_fake_stores): Likewise.
8436 (execute_pre): Remove dead code.
8437 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8438 (find_func_aliases): Deal with it here instead.
8439 Re-enable gcc_unreachable call.
8441 2008-07-28 Richard Guenther <rguenther@suse.de>
8443 Merge from gimple-tuples-branch.
8445 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8446 * gimple.def: New file.
8447 * gsstruct.def: Likewise.
8448 * gimple-iterator.c: Likewise.
8449 * gimple-pretty-print.c: Likewise.
8450 * tree-gimple.c: Removed. Merged into ...
8451 * gimple.c: ... here. New file.
8452 * tree-gimple.h: Removed. Merged into ...
8453 * gimple.h: ... here. New file.
8455 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8456 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8457 --enable-checking=gimple flag.
8458 * config.in: Likewise.
8459 * configure: Regenerated.
8461 * tree-ssa-operands.h: Tuplified.
8462 * tree-vrp.c: Likewise.
8463 * tree-loop-linear.c: Likewise.
8464 * tree-into-ssa.c: Likewise.
8465 * tree-ssa-loop-im.c: Likewise.
8466 * tree-dump.c: Likewise.
8467 * tree-complex.c: Likewise.
8468 * cgraphbuild.c: Likewise.
8469 * tree-ssa-threadupdate.c: Likewise.
8470 * tree-ssa-loop-niter.c: Likewise.
8471 * tree-pretty-print.c: Likewise.
8472 * tracer.c: Likewise.
8473 * gengtype.c: Likewise.
8474 * tree-loop-distribution.c: Likewise.
8475 * tree-ssa-loop-unswitch.c: Likewise.
8476 * cgraph.c: Likewise.
8477 * cgraph.h: Likewise.
8478 * tree-ssa-loop-manip.c: Likewise.
8479 * value-prof.c: Likewise.
8480 * tree-ssa-loop-ch.c: Likewise.
8481 * tree-tailcall.c: Likewise.
8482 * value-prof.h: Likewise.
8485 * tree-pass.h: Likewise.
8486 * ipa-cp.c: Likewise.
8487 * tree-scalar-evolution.c: Likewise.
8488 * tree-scalar-evolution.h: Likewise.
8489 * target.h: Likewise.
8490 * lambda-mat.c: Likewise.
8491 * tree-phinodes.c: Likewise.
8492 * diagnostic.h: Likewise.
8493 * builtins.c: Likewise.
8494 * tree-ssa-alias-warnings.c: Likewise.
8495 * cfghooks.c: Likewise.
8496 * fold-const.c: Likewise.
8497 * cfghooks.h: Likewise.
8498 * omp-low.c: Likewise.
8499 * tree-ssa-dse.c: Likewise.
8500 * ipa-reference.c: Likewise.
8501 * tree-ssa-uncprop.c: Likewise.
8502 * toplev.c: Likewise.
8503 * tree-gimple.c: Likewise.
8504 * tree-gimple.h: Likewise.
8505 * tree-chrec.c: Likewise.
8506 * tree-chrec.h: Likewise.
8507 * tree-ssa-sccvn.c: Likewise.
8508 * tree-ssa-sccvn.h: Likewise.
8509 * cgraphunit.c: Likewise.
8510 * tree-ssa-copyrename.c: Likewise.
8511 * tree-ssa-ccp.c: Likewise.
8512 * tree-ssa-loop-ivopts.c: Likewise.
8513 * tree-nomudflap.c: Likewise.
8514 * tree-call-cdce.c: Likewise.
8515 * ipa-pure-const.c: Likewise.
8516 * c-format.c: Likewise.
8517 * tree-stdarg.c: Likewise.
8518 * tree-ssa-math-opts.c: Likewise.
8519 * tree-ssa-dom.c: Likewise.
8520 * tree-nrv.c: Likewise.
8521 * tree-ssa-propagate.c: Likewise.
8522 * ipa-utils.c: Likewise.
8523 * tree-ssa-propagate.h: Likewise.
8524 * tree-ssa-alias.c: Likewise.
8525 * gimple-low.c: Likewise.
8526 * tree-ssa-sink.c: Likewise.
8527 * ipa-inline.c: Likewise.
8528 * c-semantics.c: Likewise.
8529 * dwarf2out.c: Likewise.
8531 * tree-ssa-loop-ivcanon.c: Likewise.
8532 * predict.c: Likewise.
8533 * tree-ssa-loop.c: Likewise.
8534 * tree-parloops.c: Likewise.
8535 * tree-ssa-address.c: Likewise.
8536 * tree-ssa-ifcombine.c: Likewise.
8537 * matrix-reorg.c: Likewise.
8538 * c-decl.c: Likewise.
8539 * tree-eh.c: Likewise.
8540 * c-pretty-print.c: Likewise.
8541 * lambda-trans.c: Likewise.
8542 * function.c: Likewise.
8543 * langhooks.c: Likewise.
8544 * ebitmap.h: Likewise.
8545 * tree-vectorizer.c: Likewise.
8546 * function.h: Likewise.
8547 * langhooks.h: Likewise.
8548 * tree-vectorizer.h: Likewise.
8549 * ipa-type-escape.c: Likewise.
8550 * ipa-type-escape.h: Likewise.
8551 * domwalk.c: Likewise.
8552 * tree-if-conv.c: Likewise.
8553 * profile.c: Likewise.
8554 * domwalk.h: Likewise.
8555 * tree-data-ref.c: Likewise.
8556 * tree-data-ref.h: Likewise.
8557 * tree-flow-inline.h: Likewise.
8558 * tree-affine.c: Likewise.
8559 * tree-vect-analyze.c: Likewise.
8560 * c-typeck.c: Likewise.
8561 * gimplify.c: Likewise.
8562 * coretypes.h: Likewise.
8563 * tree-ssa-phiopt.c: Likewise.
8564 * calls.c: Likewise.
8565 * tree-ssa-coalesce.c: Likewise.
8566 * tree.def: Likewise.
8567 * tree-dfa.c: Likewise.
8568 * except.c: Likewise.
8569 * except.h: Likewise.
8570 * cfgexpand.c: Likewise.
8571 * tree-cfgcleanup.c: Likewise.
8572 * tree-ssa-pre.c: Likewise.
8573 * tree-ssa-live.c: Likewise.
8574 * tree-sra.c: Likewise.
8575 * tree-ssa-live.h: Likewise.
8576 * tree-predcom.c: Likewise.
8577 * lambda.h: Likewise.
8578 * tree-mudflap.c: Likewise.
8579 * ipa-prop.c: Likewise.
8580 * print-tree.c: Likewise.
8581 * tree-ssa-copy.c: Likewise.
8582 * ipa-prop.h: Likewise.
8583 * tree-ssa-forwprop.c: Likewise.
8584 * ggc-page.c: Likewise.
8585 * c-omp.c: Likewise.
8586 * tree-ssa-dce.c: Likewise.
8587 * tree-vect-patterns.c: Likewise.
8588 * tree-ssa-ter.c: Likewise.
8589 * tree-nested.c: Likewise.
8590 * tree-ssa.c: Likewise.
8591 * lambda-code.c: Likewise.
8592 * tree-ssa-loop-prefetch.c: Likewise.
8593 * tree-inline.c: Likewise.
8594 * tree-inline.h: Likewise.
8595 * tree-iterator.c: Likewise.
8596 * tree-optimize.c: Likewise.
8597 * tree-ssa-phiprop.c: Likewise.
8598 * tree-vect-transform.c: Likewise.
8599 * tree-object-size.c: Likewise.
8600 * tree-outof-ssa.c: Likewise.
8601 * cfgloop.c: Likewise.
8602 * system.h: Likewise.
8603 * tree-profile.c: Likewise.
8604 * cfgloop.h: Likewise.
8605 * c-gimplify.c: Likewise.
8606 * c-common.c: Likewise.
8607 * tree-vect-generic.c: Likewise.
8608 * tree-flow.h: Likewise.
8609 * c-common.h: Likewise.
8610 * basic-block.h: Likewise.
8611 * tree-ssa-structalias.c: Likewise.
8612 * tree-switch-conversion.c: Likewise.
8613 * tree-ssa-structalias.h: Likewise.
8614 * tree-cfg.c: Likewise.
8615 * passes.c: Likewise.
8616 * ipa-struct-reorg.c: Likewise.
8617 * ipa-struct-reorg.h: Likewise.
8618 * tree-ssa-reassoc.c: Likewise.
8619 * cfgrtl.c: Likewise.
8620 * varpool.c: Likewise.
8622 * tree-ssanames.c: Likewise.
8623 * tree-ssa-threadedge.c: Likewise.
8624 * langhooks-def.h: Likewise.
8625 * tree-ssa-operands.c: Likewise.
8626 * config/alpha/alpha.c: Likewise.
8627 * config/frv/frv.c: Likewise.
8628 * config/s390/s390.c: Likewise.
8629 * config/m32c/m32c.c: Likewise.
8630 * config/m32c/m32c-protos.h: Likewise.
8631 * config/spu/spu.c: Likewise.
8632 * config/sparc/sparc.c: Likewise.
8633 * config/i386/i386.c: Likewise.
8634 * config/sh/sh.c: Likewise.
8635 * config/xtensa/xtensa.c: Likewise.
8636 * config/stormy16/stormy16.c: Likewise.
8637 * config/ia64/ia64.c: Likewise.
8638 * config/rs6000/rs6000.c: Likewise.
8639 * config/pa/pa.c: Likewise.
8640 * config/mips/mips.c: Likewise.
8642 2008-07-28 Simon Baldwin <simonb@google.com>
8644 * c-pragma.c (handle_pragma_message): New function.
8645 (init_pragma): Register handle_pragma_message.
8646 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8649 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8651 PR tree-optimization/35252
8652 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8653 REALPART_EXPR to be considered as same load operation.
8655 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8657 PR tree-optimization/36830
8658 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8659 (expressions_equal_p): Return false if only one operand is null.
8661 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8663 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8664 version requirements.
8666 2008-07-26 Olivier Hainque <hainque@adacore.com>
8668 * collect2.c (symkind): New enum. Symbol kinds we care about.
8669 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8670 code and head comment accordingly.
8671 (scan_prog_file): Use symkind names instead of bare integers.
8673 2008-07-25 Jan Hubicka <jh@suse.cz>
8675 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8677 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8678 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8679 * dojump.c (clear_pending_stack_adjust): Likewise.
8680 * print-tree.c (print_node): Ignore DECL_INLINE.
8681 * tree-inline.c (inlinable_function_p): Likewise.
8683 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8685 * doc/extend.texi (hot attribute): Document that the hot attribute
8686 turns on -O3 for some ports.
8687 (cold attribute): Document that the cold attribute turns on -Os
8690 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8691 reflect function specific option support.
8693 * target.h (struct target_option_hooks): Add fields to say whether
8694 the cold attribute implies -Os and the hot attribute implies -O3.
8696 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8697 By default, do not turn on -Os for cold functions.
8698 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8699 not turn on -O3 for hot functions.
8701 * c-common.c (handle_hot_attribute): Use target hook to determine
8702 if hot functions should enable -O3.
8703 (handle_cold_attribute): Use target hook to determine if cold
8704 functions should enable -Os.
8706 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8707 (override_options): Move disable scheduling to
8708 optimization_options.
8709 (optimization_options): Disable scheduling here, not
8711 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8712 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8714 * config/ia64/ia64.c (ia64_override_options): Move setting
8715 scheduling flags to ia64_optimization_options.
8716 (ia64_optimization_options): Disable scheduling options here, and
8717 not in ia64_override_options.
8718 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8719 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8721 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8724 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8726 2008-07-25 Martin Jambor <mjambor@suse.cz>
8728 PR tree-optimization/36926
8729 * ipa-prop.c (ipa_analyze_call_uses): Call
8730 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8732 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8734 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8735 movv2si_internal): Add mem = reg alternative.
8737 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8740 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8741 DEFAULT_PCC_STRUCT_RETURN to 127.
8743 2008-07-24 Jan Hubicka <jh@suse.cz>
8745 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8746 (build_cgraph_edges): Likewise.
8747 * cgraph.c (cgraph_node): Do not update assembler hash.
8748 (cgraph_remove_node): Drop non-unit-at-a-time code.
8749 * tree-pass.h (pass_O0_always_inline): Remove.
8750 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8751 * toplev.c (process_options): Flag unit-at-a-time does not imply
8753 * cgraphunit.c: Update comments.
8754 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8755 (cgraph_assemble_pending_functions): Remove.
8756 (cgraph_reset_node): Drop non-unit-at-a-time code.
8757 (cgraph_finalize_function): Likewise.
8758 (cgraph_analyze_function): Likewise.
8759 (cgraph_finalize_compilation_unit): Likewise.
8760 (cgraph_expand_function): Likewise.
8761 (cgraph_optimize): Likesise.
8762 (save_inline_function_body): Likewise.
8763 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8764 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8765 * ipa-inline.c: Update comments.
8766 (enum inlining_mode): remove INLINE_SPEED.
8767 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8768 (cgraph_mark_inline_edge): Likewise.
8769 (try_inline): Likewise.
8770 (cgraph_decide_inlining_incrementally): Likewise.
8771 (cgraph_gate_inlining): Remove.
8772 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8773 (cgraph_gate_early_inlining): Likewise.
8774 (gate_inline_passes): Remove.
8775 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8776 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8777 pass_O0_always_inline): Remove.
8778 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8779 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8780 * opts.c (no_unit_at_a_time_default): Remove.
8781 (decode_options): Remove flag_unit_at_a_time reset and warning.
8782 * opts.h (no_unit_at_a_time_default): Remove.
8783 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8784 early in GNU dialect.
8785 (merge_decls): Update comment; drop unit-at-a-time check.
8786 (finish_decl): Likewise.
8787 (grok_declaration): Remove flag_inline_trees code.
8788 (finish_functions): Return on function returning non-void on all
8790 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8791 * cfgexpand.c (expand_one_static_var): Remove.
8792 (expand_one_var): Remove expand_one_static_var call.
8793 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8794 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8795 and flag_unit_at_a-time compatibility checks.
8796 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8797 * tree-inline.c (flag_inline_trees): Remove.
8798 (inlinable_function_p): Don't check it.
8799 (expand_call_inline): Remove non-unit-at-a-time code.
8800 * tree-inline.h (flag_inline_trees): Remove.
8801 * tree-optimize.c (execute_early_local_optimizations): Remove
8802 unit-at-a-time checks.
8803 (tree_rest_of_compilation): Likewise.
8804 * combine.c (setup_incoming_promotions): Likewise.
8805 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8806 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8807 * passes.c (pass_inline_parameters): Update comments; remove
8808 O0_alwaysinline pass.
8809 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8810 (execute_one_pass): Likewise.
8811 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8812 (ix86_function_sseregparm): Likewise.
8813 * arm.c (arm_function_in_section_p): Likewise.
8814 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8815 * varpool.c: Update comments.
8816 (decide_is_variable_needed): Remove unit-at-a-time checks.
8817 (varpool_finalize_decl): Likewise.
8819 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8821 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8823 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8825 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8827 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8828 imp symbol extension.
8830 2008-07-23 Ian Lance Taylor <iant@google.com>
8832 * tree-vrp.c (infer_value_range): Ignore asm statements when
8833 looking for memory accesses for -fdelete-null-pointer-checks.
8835 2008-07-24 Ben Elliston <bje@au.ibm.com>
8837 * config/spu/spu-c.c (__vector_keyword): New variable.
8838 (vector_keyword): Likewise.
8839 (spu_categorize_keyword): New function.
8840 (spu_macro_to_expand): Likewise.
8841 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8842 compiling an ISO C dialect.
8844 2008-07-24 Ben Elliston <bje@au.ibm.com>
8846 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8849 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8851 * configure: Regenerate.
8852 * configure.ac: Require texinfo 4.7.
8853 * doc/install.texi: Document texinfo 4.7 requirement.
8855 2008-07-23 Martin Jambor <mjambor@suse.cz>
8857 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8858 rather than for DECL_SAVED_TREE.
8859 * ipa-prop.c: Include diagnostic.h.
8860 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8862 (ipa_detect_param_modifications): Function rewritten from scratch.
8863 (ipa_compute_jump_functions): Changed accesses to modification flags.
8864 (ipa_free_node_params_substructures): Update flags destruction.
8865 (ipa_node_duplication_hook): Update flags duplication.
8866 (ipa_print_all_params_modified): Updated flag access.
8867 * ipa-prop.h (struct ipa_param_flags): New structure.
8868 (struct ipa_node_params): New field modification_analysis_done,
8869 modified_flags changed into param_flags.
8870 (ipa_is_ith_param_modified): Changed to use new flags.
8871 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8873 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8874 ipa-cp.c and split into two functions.
8875 (ipa_print_node_jump_functions): New function.
8876 (compute_scalar_jump_functions): New function.
8877 (type_like_member_ptr_p): New function.
8878 (compute_pass_through_member_ptrs): New function.
8879 (fill_member_ptr_cst_jump_function): New function.
8880 (determine_cst_member_ptr): New function.
8881 (compute_cst_member_ptr_arguments): New function.
8882 (ipa_compute_jump_functions): Complete rewrite.
8883 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8884 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8885 (struct ipa_member_ptr_cst): New structure.
8886 (union jump_func_value): New field member_cst.
8887 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8888 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8889 jump function types.
8890 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8891 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8892 instead of ipcp_print_all_jump_functions.
8893 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8894 only for replacable scalars.
8896 * doc/invoke.texi (Optimize options): Add description of
8897 -findirect-inlining.
8898 * common.opt (flag_indirect_inlining): New flag.
8899 * opts.c (decode_options): Set flag_indirect_inlining when
8902 * ipa-inline.c: Include ipa-prop.h.
8903 (inline_indirect_intraprocedural_analysis): New function.
8904 (inline_generate_summary): Allocate parameter and argument info
8905 structures, call inline_indirect_intraprocedural_analysis on each
8906 node when doing indirect inlining and deallocate indirect inlining
8907 data structures in the end.
8908 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8909 (free_all_ipa_structures_after_iinln): New function.
8910 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8912 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8914 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8915 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8916 of computing the frequency separately.
8917 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8918 of computing the frequency separately.
8919 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8920 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8921 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8922 (ipa_get_stmt_member_ptr_load_param): New function.
8923 (ipa_is_ssa_with_stmt_def): New function.
8924 (ipa_note_param_call): New function.
8925 (ipa_analyze_call_uses): New function.
8926 (ipa_analyze_stmt_uses): New function.
8927 (ipa_analyze_params_uses): New function.
8928 (ipa_free_node_params_substructures): Also free the param_calls linked
8930 (ipa_node_duplication_hook): Also duplicate the param_calls
8932 (ipa_print_node_param_flags): New function.
8933 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8934 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8935 * ipa-prop.h (struct ipa_param_flags): New field called.
8936 (struct ipa_param_call_note): New structure.
8937 (struct ipa_node_params): New fields param_calls and
8939 (ipa_is_ith_param_called): New function.
8940 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8941 ipa_analyze_params_uses and dump parameter flags.
8943 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8944 ipa_propagate_indirect_call_infos if performing indirect inlining,
8945 pass a new parameter new_edges to it.
8946 (add_new_edges_to_heap): New fucntion.
8947 (cgraph_decide_inlining_of_small_functions): New vector
8948 new_indirect_edges for newly found indirect edges , call
8949 ipa_propagate_indirect_call_infos after inlining.
8950 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8951 inlining if performing indirect inlining. Call
8952 free_all_ipa_structures_after_iinln when doing so too.
8953 (inline_generate_summary): Do not call
8954 free_all_ipa_structures_after_iinln here.
8955 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8956 (print_edge_addition_message): New function.
8957 (update_call_notes_after_inlining): New function.
8958 (propagate_info_to_inlined_callees): New function.
8959 (ipa_propagate_indirect_call_infos): New function.
8960 * ipa-prop.h: Include cgraph.h
8961 (struct ipa_param_call_note): Fields reordered, new field processed.
8962 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8964 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8965 rediscovered call statements.
8966 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8967 (dump_cgraph_node): Dump also the indirect_call flag.
8968 (cgraph_clone_edge): Copy also the indirect_call flag.
8969 * tree-inline.c (copy_bb): Do not check for fndecls from call
8970 expressions, check for edge availability when moving clones.
8971 (get_indirect_callee_fndecl): New function.
8972 (expand_call_inline): If callee declaration is not apprent from
8973 the statement, try calling get_indirect_callee_fndecl. Do not
8974 issue warnings or call sorry when not inlinings an indirect edge.
8975 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8977 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8978 bit more frandly to matching.
8979 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8980 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8981 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8983 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8986 * opth-gen.awk: Suppress function specific features when building
8988 * optc-gen.awk: Ditto.
8990 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8993 * diagnostic.c (pedwarn): Add opt parameter.
8995 * c-tree.h (pedwarn_init): Add opt parameter.
8996 (pedwarn_c90): Likewise.
8997 (pedwarn_c99): Likewise.
8998 * c-errors.c (pedwarn_c99): Likewise.
8999 (pedwarn_c90): Likewise.
9000 * toplev.h (pedwarn): Update declaration.
9001 (pedwarn0): Declare.
9002 * c-lex.c: All calls to pedwarn changed.
9003 * builtins.c: All calls to pedwarn changed.
9004 * toplev.c: All calls to pedwarn changed.
9005 * c-decl.c: All calls to pedwarn changed.
9006 * c-typeck.c: All calls to pedwarn changed.
9007 * c-common.c: All calls to pedwarn changed.
9008 * c-parser.c: All calls to pedwarn changed.
9010 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9011 Karthik Kumar <karthikkumar@gmail.com>
9013 * attribs.c (file scope): Include c-common.h.
9014 (decl_attributes): Add support for #pragma GCC optimize and
9017 * targhooks.c (default_can_inline_p): New function that is the
9018 default for the TARGET_CAN_INLINE_P target hook.
9020 * targhooks.h (default_can_inline_p): Add declaration.
9022 * tree.c (cl_optimization_node): New static tree for building
9023 OPTIMIZATION_NODE tree.
9024 (cl_target_option_node): New static tree for building
9025 TARGET_OPTION_NODE tree.
9026 (cl_option_hash_table): New hash table for hashing
9027 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9028 (cl_option_hash_hash): New function to provide the hash value for
9029 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9030 (cl_option_hash_eq): New function to provide an equality test for
9031 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9032 (tree_code_size): Add support for OPTIMIZATION_NODE and
9033 TARGET_OPTION_NODE trees.
9034 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9035 TARGET_OPTION_NODE trees.
9036 (build_optimization_node): Build a tree that has all of the
9037 current optimization options.
9038 (build_target_option_node): Build a tree that has the target
9039 options that might be changed on a per function basis.
9041 * tree.h (file scope): Include options.h.
9042 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9043 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9044 (TREE_OPTIMIZATION): Ditto.
9045 (TREE_TARGET_SPECIFIC): Ditto.
9046 (struct tree_function_decl): Add fields for remembering the
9047 current optimization options and target specific options.
9048 (struct tree_optimization_option): New tree variant that remembers
9049 the optimization options.
9050 (struct tree_target_option): New tree variant that remembers the
9051 target specific flags that might change for compiling a particular
9053 (union tree_node): Include tree_optimization_option and
9054 tree_target_option fields.
9055 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9056 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9057 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9058 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9059 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9060 optimization and target options.
9061 (optimization_default_node): New macro to refer to global_trees
9063 (optimization_current_node): Ditto.
9064 (optimization_cold_node): Ditto.
9065 (optimization_hot_node): Ditto.
9066 (target_option_default_node): Ditto.
9067 (target_option_current_node): Ditto.
9068 (current_option_pragma): Ditto.
9069 (current_optimize_pragma): Ditto.
9071 * target.h (struct gcc_target): Add valid_option_attribute_p,
9072 target_option_save, target_option_restore, target_option_print,
9073 target_option_pragma_parse, and can_inline_p hooks.
9075 * toplev.h (parse_optimize_options): Add declaration.
9076 (fast_math_flags_struct_set_p): Ditto.
9078 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9079 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9082 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9083 tree_can_inline_p hook to see if one function can inline another.
9084 (cgraph_decide_inlining): Ditto.
9085 (cgraph_decide_inlining_incrementally): Ditto.
9087 * opts.c (decode_options): Add support for running multiple times
9088 to allow functions with different target or optimization options
9089 than was specified on the command line.
9090 (fast_math_flags_struct_set_p): New function that is similar to
9091 fast_math_flags_set_p, except it uses the values in the
9092 cl_optimization structure instead of global variables.
9094 * optc-gen.awk: Add support for TargetSave to allow a back end to
9095 declare new fields that need to be saved when using function
9096 specific options. Include flags.h and target.h in the options.c
9097 source. Add support for Save to indicate which options can be set
9098 for individual functions. Generate cl_optimize_save,
9099 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9100 cl_target_option_restore, cl_target_option_print functions to
9101 allow functions to use different optimization or target options.
9103 * opt-functions.awk (var_type_struct): Return the type used for
9104 storing the field in a structure.
9106 * opth-gen.awk: Add support for TargetSave to allow a back end to
9107 declare new fields that need to be saved when using function
9108 specific options. Add support for Save to indicate which options
9109 can be set for individual functions. Only generate one extern for
9110 Mask fields. Generate cl_optimization and cl_target_option
9111 structures to remember optimization and target options.
9113 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9114 collecting new tree nodes.
9115 (TS_TARGET_OPTION): Ditto.
9117 * c-decl.c (merge_decls): Merge function specific target and
9118 optimization options.
9120 * function.c (invoke_set_current_function_hook): If the function
9121 uses different optimization options, change the global variables
9124 * coretypes.h (struct cl_optimization): Add forward reference.
9125 (struct cl_target_option): Ditto.
9127 * c-pragma.c (option_stack): New static vector to remember the
9128 current #pragma GCC option stack.
9129 (handle_pragma_option): New function to support #pragma GCC option
9130 to change target options.
9131 (optimize_stack): New static vector to remember the current
9132 #pragma GCC optimize stack.
9133 (handle_pragma_optimize): New function to support #pragma GCC
9134 optimize to change optimization options.
9135 (init_pragma): Add support for #pragma GCC optimize and #pragma
9138 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9139 optimization options.
9140 (TARGET_OPTION_NODE): New tree code for remembering certain target
9143 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9144 TARGET_OPTION_NODE trees.
9146 * common.opt (-O): Add Optimization flag.
9148 (-fmath-errno): Ditto.
9149 (-falign-functions): Add UInteger flag to make sure flag gets full
9150 int in cl_optimization structure.
9151 (-falign-jumps): Ditto.
9152 (-falign-labels): Ditto.
9153 (-falign-loops): Ditto.
9154 (-fsched-stalled-insns): Ditto.
9155 (-fsched-stalled-insns-dep): Ditto.
9157 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9159 (TARGET_OPTION_SAVE): Ditto.
9160 (TARGET_OPTION_RESTORE): Ditto.
9161 (TARGET_OPTION_PRINT): Ditto.
9162 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9163 (TARGET_CAN_INLINE_P): Ditto.
9164 (TARGET_INITIALIZER): Add new hooks.
9166 * tree-inline.c (tree_can_inline_p): New function to determine
9167 whether one function can inline another. Check if the functions
9168 use compatible optimization options, and also call the backend
9171 * tree-inline.h (tree_can_inline_p): Add declaration.
9173 * c-common.c (c_common_attribute): Add support for option and
9174 optimize attributes.
9175 (handle_option_attribute): Add support for the option attribute to
9176 allow the user to specify different target options for compiling a
9178 (handle_optimize_attribute): Add support for the optimize
9179 attribute to allow the user to specify different optimization
9180 options for compiling a specific function.
9181 (handle_hot_attribute): Turn on -O3 optimization for this one
9182 function if it isn't the default optimization level.
9183 (handle_cold_attribute): Turn on -Os optimization for this one
9184 function if it insn't the default optimization.
9185 (const_char_p): New const char * typedef.
9186 (optimize_args): New static vector to remember the optimization
9188 (parse_optimize_options): New function to set up the optimization
9189 arguments from either the optimize attribute or #pragma GCC optimize.
9191 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9192 (builtin_define_std): Ditto.
9194 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9195 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9196 (x86_64-*-*): Ditto.
9198 * Makefile.in (TREE_H): Add options.h.
9199 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9201 * doc/extend.texi (option attribute): Document new attribute.
9202 (optimize attribute): Ditto.
9203 (hot attribute): Document hot attribute sets -O3.
9204 (cold attribute): Document cold attribute sets -Os.
9205 (#pragma GCC option): Document new pragma.
9206 (#pragma GCC optimize): Ditto.
9208 * doc/options.texi (TargetSave): Document TargetSave syntax.
9209 (UInteger): Document UInteger must be used for certain flags.
9210 (Save): Document Save option to create target specific options
9211 that can be saved/restored on a function specific context.
9213 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9214 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9216 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9217 (TARGET_OPTION_SAVE): Ditto.
9218 (TARGET_OPTION_RESTORE): Ditto.
9219 (TARGET_OPTION_PRINT): Ditto.
9220 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9221 (TARGET_CAN_INLINE_P): Ditto.
9223 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9225 (-mfpmath=both): Ditto.
9227 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9228 Karthik Kumar <karthikkumar@gmail.com>
9230 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9231 (TARGET_POPCNT): Ditto.
9232 (TARGET_SAHF): Ditto.
9233 (TARGET_AES): Ditto.
9234 (TARGET_PCLMUL): Ditto.
9235 (TARGET_CMPXCHG16B): Ditto.
9236 (TARGET_RECIP): Move switch into target_flags.
9237 (TARGET_FUSED_MADD): Ditto.
9238 (ix86_arch_features): Make an unsigned char type.
9239 (ix86_tune_features): Ditto.
9240 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9241 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9242 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9244 * config/i386/i386.opt (arch): New TargetSave field to define
9245 fields that need to be saved for function specific option support.
9248 (branch_cost): Ditto.
9249 (ix86_isa_flags_explicit): Ditto.
9250 (tune_defaulted): Ditto.
9251 (arch_specified): Ditto.
9252 (-m128-long-double): Add Save flag to save option for target
9253 specific option support.
9255 (-maccumulate-outgoing-args): Ditto.
9256 (-malign-double): Ditto.
9257 (-malign-stringops): Ditto.
9258 (-mfancy-math-387): Ditto.
9259 (-mhard-float): Ditto.
9261 (-minline-all-stringops): Ditto.
9262 (-minline-stringops-dynamically): Ditto.
9263 (-mms-bitfields): Ditto.
9264 (-mno-align-stringops): Ditto.
9265 (-mno-fancy-math-387): Ditto.
9266 (-mno-push-args): Ditto.
9267 (-mno-red-zone): Ditto.
9268 (-mpush-args): Ditto.
9269 (-mred-zone): Ditto.
9271 (-msseregparm): Ditto.
9272 (-mstack-arg-probe): Ditto.
9287 (-mrecip): Move flag into target_flags.
9289 (-mno-fused-madd): Ditto.
9290 (-mfused-madd): Ditto.
9291 (-mabm): Move flag into ix86_isa_flags.
9298 * config/i386/i386-c.c: New file for #pragma support.
9299 (ix86_target_macros_internal): New function to #define or #undef
9300 target macros based when the user uses the #pragma GCC option to
9301 change target options.
9302 (ix86_pragma_option_parse): New function to add #pragma GCC option
9304 (ix86_target_macros): Move defining the target macros here from
9305 TARGET_CPU_CPP_BUILTINS in i386.h.
9306 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9307 defined, initialize any subtarget #pragmas.
9309 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9310 REGISTER_TARGET_PRAGMAS.
9312 * config/i386/t-i386: New file for x86 dependencies.
9313 (i386.o): Make dependencies mirror the include files used.
9314 (i386-c.o): New file, add dependencies.
9316 * config/i386/i386-protos.h (override_options): Add bool argument.
9317 (ix86_valid_option_attribute_tree): Add declaration.
9318 (ix86_target_macros): Ditto.
9319 (ix86_register_macros): Ditto.
9321 * config/i386/i386.c (ix86_tune_features): Move initialization of
9322 the target masks to initial_ix86_tune_features to allow functions
9323 to have different target options. Make type unsigned char,
9324 instead of unsigned int.
9325 (initial_ix86_tune_features): New static vector to hold processor
9326 masks for the tune variables.
9327 (ix86_arch_features): Move initialization of the target masks to
9328 initial_ix86_arch_features to allow functions to have different
9329 target options. Make type unsigned char, instead of unsigned int.
9330 (initial_ix86_arch_features): New static vector to hold processor
9331 masks for the arch variables.
9332 (enum ix86_function_specific_strings): New enum to describe the
9333 string options used for attribute((option(...))).
9334 (ix86_target_string): New function to return a string that
9335 describes the target options.
9336 (ix86_debug_options): New function to print the current options in
9338 (ix86_function_specific_save): New function hook to save the
9339 function specific global variables in the cl_target_option structure.
9340 (ix86_function_specific_restore): New function hook to restore the
9341 function specific variables from the cl_target_option structure to
9342 the global variables.
9343 (ix86_function_specific_print): New function hook to print the
9344 target specific options in the cl_target_option structure.
9345 (ix86_valid_option_attribute_p): New function hook to validate
9346 attribute((option(...))) arguments.
9347 (ix86_valid_option_attribute_tree): New function that is common
9348 code between attribute((option(...))) and #pragma GCC option
9349 support that parses the options and returns a tree holding the options.
9350 (ix86_valid_option_attribute_inner_p): New helper function for
9351 ix86_valid_option_attribute_tree.
9352 (ix86_can_inline_p): New function hook to decide if one function
9353 can inline another on a target specific basis.
9354 (ix86_set_current_function); New function hook to switch target
9355 options if the user used attribute((option(...))) or #pragma GCC
9357 (ix86_tune_defaulted): Move to static file scope from
9359 (ix86_arch_specified): Ditto.
9360 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9362 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9363 (OPTION_MASK_ISA_ABM_SET): Ditto.
9364 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9365 (OPTION_MASK_ISA_CX16_SET): Ditto.
9366 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9367 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9368 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9369 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9370 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9371 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9372 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9373 (struct ptt): Move to static file scope from override_options.
9374 (processor_target_table): Ditto.
9376 (ix86_handle_option): Add support for options that are now isa options.
9377 (override_options): Add support for declaring functions that
9378 support different target options than were specified on the
9379 command line. Move struct ptt, processor_target_table, cpu_names,
9380 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9381 Add bool argument. Fix up error messages so the appropriate error
9382 is given for either command line or attribute.
9383 (ix86_previous_fndecl): New static to remember previous function
9384 declaration to see if we need to change target options.
9385 (ix86_builtins_isa): New array to record the ISA of each builtin
9387 (def_builtin): Always create the builtin function, even if the
9388 current ISA doesn't support it.
9389 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9390 tests for those builtins.
9391 (ix86_init_builtins): Remove TARGET_MMX test for calling
9392 ix86_init_mmx_sse_builtins.
9393 (ix86_expand_builtin): If the current ISA doesn't support a given
9394 builtin, signal an error.
9395 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9396 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9397 (TARGET_OPTION_SAVE): Ditto.
9398 (TARGET_OPTION_RESTORE): Ditto.
9399 (TARGET_OPTION_PRINT): Ditto.
9400 (TARGET_CAN_INLINE_P): Ditto.
9402 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9404 * c-typeck.c (build_external_ref): Don't call assemble_external.
9405 * final.c (output_operand): Call assemble_external.
9407 2008-07-21 DJ Delorie <dj@redhat.com>
9409 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9410 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9412 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9414 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9415 original insn and splitter contents into ...
9416 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9417 flag_unsafe_math_optimizations. Add dummy scratch register.
9418 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9419 !flag_unsafe_math_optimizations. Returns number with next
9420 highest magnitude if this is still less or equal to the true
9421 quotient in magnitude.
9423 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9425 * Makefile.in: Replace toplev.h with TOPLEV_H.
9426 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9427 * c-lex.c (fe_file_change): Don't set in_system_header.
9428 * c-parser.c (c_token): Remove in_system_header.
9429 (c_lex_one_token): Don't set in_system_header.
9430 (c_parser_set_source_position_from_token): Don't set in_system_header.
9431 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9434 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9435 * flags.h (in_system_header): Remove.
9436 * function.c (saved_in_system_header): Remove.
9437 (push_cfun): Don't set in_system_header.
9438 (pop_cfun): Don't set in_system_header.
9439 (push_struct_function): Don't set in_system_header.
9440 * input.h (expanded_location): Add sysp.
9441 (in_system_header_at): New.
9442 (in_system_header): New.
9443 * toplev.c (in_system_header): Remove.
9444 * toplev.h: Include input.h
9446 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9447 * tree-ssa.c (warn_uninit): Call warning_at.
9448 (warn_uninitialized_var): Update calls to warn_uninit.
9449 (warn_uninitialized_phi): Update calls to warn_uninit.
9450 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9451 (expand_location): Initialize xloc.sysp.
9452 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9453 (tree_decl_with_vis): Remove in_system_header_flag.
9455 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9458 * recog.c (asm_operand_ok): Change the order of the extra
9459 memory constraint checks.
9461 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9464 * tree-switch-conversion.c (build_one_array): Call
9465 varpool_mark_needed_node and varpool_finalize_decl
9466 instead of assemble_variable.
9468 2008-07-19 Jan Hubicka <jh@suse.cz>
9470 * cgraph.c (cgraph_add_new_function): Do early local passes.
9471 * tree-nrv.c (gate_pass_return_slot): New gate.
9472 (pass_nrv): Add the gate.
9473 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9475 (coalesce_ssa_name): Coalesce SSA names.
9476 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9477 not optimizing so unused user vars remains visible.
9478 * common.opt (flag_tree_ter): Always enable by default.
9479 * tree-ssa-ter.c: Include flags.h
9480 (is_replaceable_p): Check that locations match; when aliasing
9481 is missing be conservative about loads.
9482 * tree-optimize.c (gate_init_datastructures): Remove.
9483 (pass_init_datastructures): New.
9484 * passes.c: Reorder passes so we always go into SSA.
9486 2008-07-19 Jan Hubicka <jh@suse.cz>
9488 * doc/extend.texi (flatten attribute): Remove note about
9490 * doc/invoke.texi (--combine): Likewise.
9491 (-finline-functions-called-once): Update levels when enabled.
9492 (-funit-at-a-time): Document new behaviour.
9493 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9494 -fno-section-anchors when disabled explicitly.
9495 (inline params): They are not ignored now.
9496 (precompiled headers): Remove unit-at-a-time as being incompatible.
9497 * opts.c (decode_options): Handle unit-at-a-time as alias;
9498 imply -fno-section-anchors when toplevel reorder is disabled
9500 * common.opt (ftoplevel-reorder): Set default value to 2.
9501 (funit-at-a-time): Set default value to 1.
9502 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9505 2008-07-19 Jan Hubicka <jh@suse.cz>
9507 * builtins.c (expand_builtin_int_roundingfn,
9508 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9511 2008-07-19 Richard Guenther <rguenther@suse.de>
9514 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9515 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9516 * tree-ssa-pre.c (get_expr_value_id): For newly created
9517 constant value-ids make sure to add the expression to its
9520 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9523 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9524 return value of the builtin is ignored.
9526 2008-07-19 Olivier Hainque <hainque@adacore.com>
9528 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9529 bits, a C conformant malloc implementation has to provide.
9530 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9532 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9536 * reload.c (find_reloads_subreg_address): Only reload address if
9537 reloaded == 0, not for reloaded != 1.
9540 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9541 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9542 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9543 m32c_legitimize_reload_address.
9545 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9546 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9547 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9549 2008-07-19 Olivier Hainque <hainque@adacore.com>
9551 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9552 argument, saying whether nested array are to be collapsed
9553 into a single array type DIE with multiple subscripts.
9554 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9555 issues, centralize the nested array types collapsing control and
9556 disable the transformation for Ada.
9558 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9561 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9563 (x86_64_shift_adj_2): New expander.
9564 (x86_64_shift_adj_3): Ditto.
9565 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9566 to split TImode operands.
9567 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9568 (ix86_split_lshr): Ditto.
9570 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9572 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9573 and __CHAR32_TYPE__.
9574 * c-typeck.c (digest_init): Support char16_t and char32_t.
9575 (set_nonincremental_init_from_string): Idem.
9577 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9580 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9581 PREFERRED_STACK_BOUNDARY.
9582 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9584 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9587 * function.c (locate_and_pad_parm): Cap boundary earlier.
9589 2008-07-17 Julian Brown <julian@codesourcery.com>
9591 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9592 no-op for targets which don't use DLLs.
9594 2008-07-17 Martin Jambor <mjambor@suse.cz>
9596 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9597 that nodes are relevant by examining the node->analyzed flag.
9598 (ipcp_init_stage): Check which nodes are relevant, assert that the
9599 relevant ones are also required.
9600 (ipcp_propagate_stage): Check on the side arrays are properly
9602 (ipcp_print_all_jump_functions): Make sure not to touch any node
9603 that is not analyzed or an edge that does not have a corresponding
9604 entry in the on-the-side vectors.
9605 (ipcp_function_scale_print): Likewise.
9606 (ipcp_update_callgraph): Check that the node is relevant.
9607 (ipcp_insert_stage): Check that the node is relevant. Check there is
9608 an info for every node and edge.
9609 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9610 (ipa_print_all_tree_maps): Likewise and a new variable info.
9611 (ipa_print_all_params_modified): Likewise.
9612 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9614 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9617 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9619 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9621 PR rtl-optimization/36753
9622 * fwprop.c (use_killed_between): Don't shortcut
9623 single-definition global registers.
9625 2008-07-16 Jan Hubicka <jh@suse.cz>
9627 * cgraph.h (varpool_empty_needed_queue): Declare.
9628 * cgraphunit.c (output_in_order): Mark all variables as needed;
9630 * varpool.c (varpool_assemble_node): Update debug queue.
9631 (varpool_assemble_pending_decls): Don't do it here.
9632 (varpool_empty_needed_queue): New function.
9634 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9636 * recog.c (peephole2_optimize): Fix formatting.
9638 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9640 * c-pch.c (get_ident): Avoid C++ keywords.
9641 * combine-stack-adj.c (single_set_for_csa): Likewise.
9642 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9643 output_asm_insn): Likewise.
9644 * reload.c (push_secondary_reload, find_reusable_reload,
9645 push_reload, combine_reloads, find_reloads,
9646 debug_reload_to_stream): Likewise.
9647 * reload.h (struct reload): Likewise.
9648 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9649 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9650 emit_output_reload_insns): Likewise.
9651 * targhooks.c (default_secondary_reload): Likewise.
9652 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9654 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9656 * recog.c (validate_change_1, validate_change,
9657 validate_unshare_change, validate_replace_rtx_1, struct
9658 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9660 * reload.c (push_secondary_reload, secondary_reload_class,
9661 scratch_reload_class, find_valid_class, find_reusable_reload,
9662 push_reload, find_dummy_reload, find_reloads_address_1,
9663 find_reloads_address_part, find_equiv_reg): Likewise.
9664 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9665 choose_reload_regs): Likewise.
9666 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9668 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9669 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9670 * sched-rgn.c (concat_INSN_LIST): Likewise.
9671 * stor-layout.c (mode_for_size, mode_for_size_tree,
9672 smallest_mode_for_size): Likewise.
9674 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9676 * cfg.c (dump_reg_info): Avoid C++ keywords.
9677 * dwarf2asm.c (dw2_force_const_mem,
9678 dw2_asm_output_encoded_addr_rtx): Likewise.
9679 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9680 * expmed.c (expand_shift): Likewise.
9681 * global.c (find_reg): Likewise.
9682 * graph.c (draw_edge): Likewise.
9683 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9684 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9685 widen_clz, widen_bswap, expand_parity, expand_unop,
9686 emit_cmp_and_jump_insn_1): Likewise.
9687 * postreload.c (reload_cse_simplify_operands): Likewise.
9688 * ra.h (add_neighbor): Likewise.
9689 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9690 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9691 record_reg_classes, copy_cost, record_address_regs,
9692 invalid_mode_change_p): Likewise.
9693 * regrename.c (regrename_optimize, scan_rtx_reg,
9694 dump_def_use_chain, find_oldest_value_reg,
9695 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9697 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9699 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9700 MASK_POWERPC64 for power4 in previous commit.
9702 2008-07-16 Olivier Hainque <hainque@adacore.com>
9704 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9705 instead of bare conversion to cast const-ness away.
9707 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9709 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9710 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9711 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9712 (TARGET_FUNCTION_VALUE): Define.
9714 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9716 * config/rs6000/rs6000.c (processor_target_table): Add
9717 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9719 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9722 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9723 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9724 m32c_legitimize_reload_address.
9726 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9728 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9729 DECL_IN_SYSTEM_HEADER in sync.
9731 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9733 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9734 * tree-ssa-pre.c (pre_expr_eq): Ditto
9735 (get_constant_for_value_id): Take a type as an argument.
9736 (fully_constant_expression): Pass in type.
9737 (find_or_generate_expression): Short circuit constant case.
9738 (create_expression_by_pieces): Remove special casing of
9740 (do_regular_insertion): Short circuit constant case.
9741 (do_partial_partial_insertion): Ditto.
9743 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9746 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9748 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9750 * config/xtensa/libgcc-xtensa.ver: New file.
9751 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9753 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9755 * df-problems.c (df_set_note): Avoid C++ keywords.
9756 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9757 * dse.c (record_store, remove_useless_values): Likewise.
9758 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9759 gen_reg_rtx_offset, operand_subword, change_address_1,
9760 change_address, adjust_address_1, offset_address,
9761 widen_memory_access, emit_copy_of_insn_after): Likewise.
9762 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9763 * fwprop.c (should_replace_address, propagate_rtx_1,
9764 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9766 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9767 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9768 * lcm.c (compute_insert_delete, pre_edge_lcm,
9769 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9770 * lower-subreg.c (resolve_reg_notes): Likewise.
9771 * mode-switching.c (optimize_mode_switching): Likewise.
9773 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9775 * bt-load.c (add_btr_def, migrate_btr_def,
9776 branch_target_load_optimize): Avoid C++ keywords.
9777 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9779 * combine.c (subst, simplify_set, make_extraction,
9780 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9781 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9782 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9784 2008-07-15 Richard Guenther <rguenther@suse.de>
9787 * c-common.c (strict_aliasing_warning): Do not warn for
9788 TYPE_REF_CAN_ALIAS_ALL pointers.
9789 (c_common_get_alias_set): may_alias types are not special.
9790 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9791 attribute and set can_ref_all accordingly.
9792 (build_reference_type_for_mode): Likewise.
9793 * doc/extend.texi (may_alias): Clarify.
9795 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9798 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9799 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9801 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9804 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9805 gcc_assert, instead call output_operand_lossage.
9807 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9809 * builtins.c (std_canonical_va_list): Treat structure based
9812 2008-07-15 Ben Elliston <bje@au.ibm.com>
9814 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9816 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9818 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9821 2008-07-14 Jan Hubicka <jh@suse.cz>
9823 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9824 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9825 fix predicates and constraints.
9826 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9827 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9829 2008-07-14 Doug Kwan <dougkwan@google.com>
9831 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9832 additional option file arm/eabi.opt.
9833 * config/arm/eabi.h (File): New configuration file for EABI targets.
9834 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9835 SUBSUBTARGET_EXTRA_SPECS.
9836 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9837 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9838 from STARTFILE_SPEC so that it can be referenced in an override.
9839 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9840 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9841 can be referenced in an override.
9842 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9843 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9844 so that it can be referenced in an override.
9845 (LINK_SPEC): Use BPABI_LINK_SPEC.
9846 * config/arm/eabi.opt (File): New.
9848 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9850 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9851 (FIXED_VALUE_H): New variable.
9852 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9853 input.h, fixed-value.h.
9854 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9855 (BASIC_BLOCK_H): Use $(BITMAP_H).
9856 (FUNCTION_H): Add varray.h.
9857 (IPA_REFERENCE_H): Use $(BITMAP_H).
9858 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9859 (DF_H): Use $(BITMAP_H).
9860 (GGC_H): Add statistics.h.
9862 (INSN_ATTR_H): Use it.
9863 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9865 (SYMTAB_H): Add $(OBSTACK_H).
9866 (CPP_INTERNAL_H): New.
9867 (TREE_DUMP_H): Add tree-pass.h.
9868 (TREE_FLOW_H): Use $(BITMAP_H)
9869 (PRETTY_PRINT_H): Use $(INPUT_H).
9870 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9873 (many object files): Fix lots of header dependencies throughout.
9875 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9877 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9879 (s-gtyp-input): Use them to write tmp-gi.list.
9880 (echo_to_gi.list): Remove.
9882 2008-07-14 Richard Guenther <rguenther@suse.de>
9884 * tree-ssa-sccvn.c (pre_info): Remove.
9885 (switch_to_PRE_table): Likewise.
9886 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9887 (set_hashtable_value_ids): Do not create value-ids for the
9889 (run_scc_vn): Remove double test. Remove bogus special-case
9890 in value-number printing.
9891 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9892 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9894 * tree-flow-inline.h (get_value_handle): Remove.
9895 * tree-flow.h (get_value_handle): Remove.
9897 2008-07-14 Martin Jambor <mjambor@suse.cz>
9899 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9900 in which we generate arithmetics is not a subrange.
9902 2008-07-14 Martin Jambor <mjambor@suse.cz>
9904 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9906 2008-07-14 Richard Guenther <rguenther@suse.de>
9908 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9910 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9913 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9914 reload for symbol refs moved to r0 with -fPIC.
9915 (legitimize_pic_address): Use the target register as temporary
9917 (emit_symbolic_move): Adjust comment.
9918 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9921 2008-07-14 Ben Elliston <bje@au.ibm.com>
9923 * c-common.h (C_CPP_HASHNODE): New macro.
9924 * coretypes.h (struct cpp_token): Forward declare.
9925 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9926 the context-sensitive keyword method.
9927 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9928 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9929 expand_bool_pixel): New.
9930 (altivec_categorize_keyword): New function.
9931 (init_vector_keywords): New function.
9932 (rs6000_macro_to_expand): Likewise.
9933 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9934 compiling an ISO C dialect.
9936 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9938 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9939 (create_expression_by_pieces): Fix typo.
9940 (do_regular_insertion): Use debug counter here too.
9942 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9945 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9946 CONST_OK_FOR_LETTER_P. All port-local users changed.
9947 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9948 implement Kp matching power-of-two.
9949 (CONSTRAINT_LEN): Define to match.
9950 * config/cris/cris.md: Replace all use of constraint K with Kc.
9951 ("*btst*): Use Kp for operand 0 of last alternative.
9953 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9956 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9959 2008-07-13 Jan Hubicka <jh@suse.cz>
9961 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9964 2008-07-13 Richard Guenther <rguenther@suse.de>
9967 * langhooks.c (lhd_print_error_function): Deal with recursive
9970 2008-07-12 Jan Hubicka <jh@suse.cz>
9972 * cgraph.c (assembler_name_hash): New static var.
9973 (hash_node_by_assembler_name, eq_assembler_name): New.
9974 (cgraph_node_for_asm): Use hashtable.
9975 (cgraph_remove_node): Maintain hashtable.
9976 (change_decl_assembler_name): Sanity check that names are not changing
9977 after aliasing was processed.
9978 * cgraph.h (varpoon_node): Add next GGC marker.
9979 * tree.c (decl_assembler_name_equal): Constify.
9980 (decl_assembler_name_hash): New.
9981 * tree.h (decl_assembler_name_equal): Constify.
9982 (decl_assembler_name_hash): Update.
9984 2008-07-12 David Daney <ddaney@avtrex.com>
9986 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9989 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9991 * doc/md.texi: Document the MIPS "v" constraint.
9992 * config/mips/mips.h (reg_class): Revert last change.
9993 (REG_CLASS_NAMES): Likewise.
9994 (REG_CLASS_CONTENTS): Likewise.
9995 * config/mips/mips.c (mips_regno_to_class): Likewise.
9996 * config/mips/constraints.md (v): Likewise, but add documentation.
9997 Add a comment to say that this constraint should not be used in
10000 2008-07-11 DJ Delorie <dj@redhat.com>
10002 * config/h8300/h8300.md (length): Fix branch offset limit.
10004 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10006 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10007 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10008 (avr_hard_regno_scratch_ok): New function.
10009 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10010 * config/avr/avr.md (all peepholes that request a scratch register):
10011 Remove avr_peep2_scratch_safe use.
10013 2008-07-11 Tom Tromey <tromey@redhat.com>
10014 Ian Lance Taylor <iant@google.com>
10016 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10017 (struct c_common_resword): Define.
10018 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10019 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10020 (c_common_reswords, num_c_common_reswords): Declare.
10021 * c-common.c (c_common_reswords): New global const array.
10022 (num_c_common_reswords): New const int.
10023 * c-parser.c (struct resword, reswords): Don't define.
10024 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10025 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10026 than reswords. If warning about C++ keywords, give them a special
10028 (c_lex_one_token): Warn about C++ keywords. Call
10029 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10030 (c_parser_external_declaration): Look for RID_xxx rather than
10031 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10032 (c_parser_statement_after_labels): Likewise.
10033 (c_parser_objc_class_instance_variables): Likewise.
10034 (c_parser_objc_class_declaration): Likewise.
10035 (c_parser_objc_try_catch_statement): Likewise.
10036 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10037 (declspecs_add_type): Likewise.
10039 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10041 * ggc-page.c (alloc_page):
10042 Substituting xmalloc, xcalloc with
10043 XNEWVEC and XCNEWVAR macros which add the
10046 2008-07-11 Richard Guenther <rguenther@suse.de>
10048 PR tree-optimization/36765
10049 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10050 aliases from HEAP vars to SMTs.
10052 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10054 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10055 * configure.ac (loose_warn): Move -Wc++-compat from here...
10056 (strict_warn): ...to here.
10057 * configure: Regenerate.
10059 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10061 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10062 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10063 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10064 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10065 excluding more specific h8300-*-* and sh-*-* targets.
10067 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10069 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10070 (eliminate): Ditto.
10071 (execute_pre): Call loop_optimizer_finalize in early exit.
10073 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10075 PR middle-end/36790
10076 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10077 uids in the bitmap, not just VAR_DECL uids.
10079 PR rtl-optimization/36419
10080 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10081 (combine_stack_adjustments_for_block): Call it if needed. Delete
10083 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10084 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10085 prologue sp adjustment.
10087 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10090 * opts.c (print_ignored_options): Report postponed diagnostics for
10091 unknown -Wno-* options as warnings, not errors.
10092 (postpone_unknown_option_error): Renamed to...
10093 (postpone_unknown_option_warning): ... this.
10095 2008-07-09 Doug Kwan <dougkwan@google.com>
10098 2008-07-08 Doug Kwan <dougkwan@google.com>
10100 * config/arm/arm.opt (mandroid): New option.
10101 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10102 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10104 (CC1PLUS_SPEC): Same.
10106 (STARTFILE_SPEC): Same.
10107 (ENDFILE_SPEC): Same.
10108 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10111 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10114 * config/mips/mips.h (reg_class): Remove V1_REG.
10115 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10116 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10117 instead of V1_REGS.
10118 (mips_get_tp): New function.
10119 (mips_legitimize_tls_address): Use it.
10120 * config/mips/constraints.md (v): Delete.
10121 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10122 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10123 After reload, split into a move and ...
10124 (*tls_get_tp_<mode>_split): ...this new instruction.
10126 2008-07-09 David Daney <ddaney@avtrex.com>
10128 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10130 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10132 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10133 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10135 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10136 htab_delete should be called. Don't free c.
10137 (lookup_tmp_var): Create temp_htab lazily.
10138 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10139 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10141 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10142 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10143 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10144 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10145 * tree-sra.c (generate_element_init): Likewise.
10146 * tree-mudflap.c (execute_mudflap_function_ops,
10147 execute_mudflap_function_decls): Likewise.
10148 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10149 * tree-gimple.h (struct gimplify_ctx): New type.
10150 (push_gimplify_context): Adjust prototype.
10152 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10154 * tree-ssa-pre.c (phi_translate_1): Update placement of
10155 add_to_value calls.
10157 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10159 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10160 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10161 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10162 * targhooks.c (default_hard_regno_scratch_ok): New function.
10163 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10164 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10165 * recog.c: Include "target.h".
10166 (peep2_find_free_register): Add check for global regs. Add target
10168 * Makefile.in (recog.o): Depend on target.h.
10170 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10172 * config/sh/sh.c (sh_canonical_va_list_type): New.
10173 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10175 2008-07-09 Raksit Ashok <raksit@google.com>
10177 * doc/invoke.texi (Option Summary): Mention new option
10178 -Wdisallowed-function-list=...
10179 (Warning Options): Document -Wdisallowed-function-list=...
10180 * common.opt (Wdisallowed-function-list=): New flag.
10181 * flags.h (warn_disallowed_functions): External definition of new
10182 boolean warning flag.
10183 (warn_if_disallowed_function_p): Declare new function.
10184 * opts.c (warning_disallowed_functions): New static variable.
10185 (warn_disallowed_functions): New boolean warning flag.
10186 (warn_if_disallowed_function_p): New function.
10187 (add_comma_separated_to_vector): Rename
10188 add_instrument_functions_exclude_list to this.
10189 (common_handle_option): Handle new option. Rename calls to
10190 add_instrument_functions_exclude_list into calls to
10191 add_comma_separated_to_vector.
10192 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10193 based on flag warn_disallowed_functions.
10195 2008-07-09 Christian Bruel <christian.bruel@st.com>
10197 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10198 instead of get_attr_length.
10200 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10202 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10204 * genemit.c (gen_insn): Likewise.
10205 * gengtype.c (note_def_vec): Likewise.
10206 * gengtype.h (note_def_vec): Likewise.
10207 * genoutput.c (struct data, output_insn_data, process_template,
10208 gen_expand, gen_split, note_constraint): Likewise.
10209 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10210 make_insn_sequence): Likewise.
10211 * gensupport.c (record_insn_name): Likewise.
10213 2008-07-08 Doug Kwan <dougkwan@google.com>
10215 * config/arm/arm.opt (mandroid): New option.
10216 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10217 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10219 (CC1PLUS_SPEC): Same.
10221 (STARTFILE_SPEC): Same.
10222 (ENDFILE_SPEC): Same.
10223 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10226 2008-07-08 Raksit Ashok <raksit@google.com>
10228 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10229 (set_storage_via_setmem): Fix expected_align parameter.
10230 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10231 missing from the list.
10232 * doc/md.texi (movmem): Explicitly state that expected alignment is
10233 to be expressed in bytes.
10234 (setmem): Explicitly state that expected alignment is to be expressed
10237 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10239 * reload.c (find_reloads_subreg_address): Do not require validity
10240 of address in original mode before reloading address.
10242 2008-07-07 Tianwei Sheng <tianweis@google.com>
10244 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10245 bounds array access.
10247 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10249 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10251 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10253 Fix PR tree-optimization/23455
10254 Fix PR tree-optimization/35286
10255 Fix PR tree-optimization/35287
10256 * Makefile.in (OBJS-common): Remove tree-vn.o.
10257 (tree-vn.o): Remove.
10258 * dbgcnt.def: Add treepre_insert debug counter.
10259 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10260 (debug_value_expressions): Ditto.
10261 (print_value_expressions): Ditto.
10262 * tree-pretty-print.c (dump_generic_node): Updated for
10263 VALUE_HANDLE removal.
10264 * tree-ssa-dom.c (record_equality): Ditto.
10265 (cprop_operand): Ditto.
10266 (lookup_avail_expr): Ditto.
10267 * tree-ssa-threadedge.c
10268 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10269 (simplify_control_stmt_condition): Ditto.
10270 * tree.c (tree_code_size): Ditto.
10271 (tree_node_structure): Ditto.
10272 (iterative_hash_expr): Ditto.
10274 * tree.h (VALUE_HANDLE_ID): Ditto.
10275 (VALUE_HANDLE_EXPR_SET): Ditto.
10276 (struct tree_value_handle): Ditto.
10277 (union tree_node): Ditto.
10278 * treestruct.def: Ditto.
10279 * tree-vn.c: Removed.
10280 * tree-ssa-pre.c: Rewritten entirely.
10281 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10282 (constant_value_ids): Ditto.
10283 (vn_nary_op_t): Moved to header.
10285 (vn_reference_op_t): Ditto
10286 (vn_reference_t): Ditto.
10287 (next_value_id): New variable.
10288 (VN_INFO): Add an assert.
10289 (vn_constant_eq): New function.
10290 (vn_constant_hash): Ditto.
10291 (get_or_alloc_constant_value_id): Ditto.
10292 (value_id_constant_p): Ditto.
10293 (vn_reference_compute_hash): De-staticify.
10294 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10295 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10296 (valueize_refs): Update opcode if it changes from ssa name to constant.
10297 (vn_reference_lookup_1): Add new argument.
10298 (vn_reference_lookup): Ditto.
10299 (vn_reference_lookup_pieces): New function.
10300 (vn_reference_insert): Add return type. Modify to deal with value ids.
10301 (vn_reference_insert_pieces): New function.
10302 (vn_nary_op_compute_hash): De-staticify.
10303 (vn_nary_op_eq): Ditto.
10304 (vn_nary_op_lookup_pieces): New function.
10305 (vn_nary_op_lookup): Add new argument.
10306 (vn_nary_op_insert_pieces): New function.
10307 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10308 (vn_phi_insert): Ditto.
10309 (visit_unary_op): Update for callee changes.
10310 (visit_binary_op): Ditto.
10311 (visit_reference_op_load): Ditto.
10312 (visit_reference_op_store): Ditto.
10313 (init_scc_vn): Init next_value_id, constant_to_value_id and
10314 constant_value_ids.
10315 (free_scc_vn): Free them.
10316 (set_hashtable_value_ids): New function.
10317 (run_scc_vn): Use it.
10318 (get_max_value_id): New function.
10319 (get_next_value_id): Ditto.
10320 (expressions_equal_p): Moved from tree-vn.c
10321 (sort_vuses): Ditto.
10322 (sort_vuses_heap): Ditto.
10323 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10325 * tree.c (iterative_hash_hashval_t): Made non-static
10326 * tree.h (iterative_hash_hashval_t): Declare it.
10328 2008-07-08 Martin Jambor <mjambor@suse.cz>
10330 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10331 instead of ipa_create_node_params.
10332 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10333 ipa_check_create_edge_args, free them with
10334 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10336 * ipa-prop.c: Include flags.h and tree-inline.h.
10337 (ipa_node_params_vector): New variable.
10338 (ipa_edge_args_vector): New variable.
10339 (edge_removal_hook_holder): New variable.
10340 (node_removal_hook_holder): New variable.
10341 (edge_duplication_hook_holder): New variable.
10342 (node_duplication_hook_holder): New variable.
10343 (ipa_detect_param_modifications): Check for presence of modified flags.
10344 (ipa_compute_jump_functions): Check for presence of jump functions.
10345 (ipa_free_edge_args_substructures): New function.
10346 (ipa_create_node_params): Removed.
10347 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10348 (ipa_free_node_params_substructures): New function.
10349 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10351 (ipa_edge_removal_hook): New function.
10352 (ipa_node_removal_hook): New function.
10353 (duplicate_array): New function.
10354 (ipa_edge_duplication_hook): New function.
10355 (ipa_node_duplication_hook): New function.
10356 (ipa_register_cgraph_hooks): New function.
10357 (ipa_unregister_cgraph_hooks): New function.
10358 (free_all_ipa_structures_after_ipa_cp): New function.
10360 * ipa-prop.h: Include vec.h.
10361 (ipa_node_params_t): New typedef with vector types for it.
10362 (ipa_edge_args_t): New typedef with vector types for it.
10363 (IPA_NODE_REF): Changed to access an on-the-side vector.
10364 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10365 (ipa_check_create_node_params): New function.
10366 (ipa_check_create_edge_args): New function.
10368 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10371 2008-07-07 Tom Tromey <tromey@redhat.com>
10373 * configure, config.in: Rebuilt.
10374 * configure.ac: Don't check for scandir or alphasort.
10376 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10378 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10379 types immediately after creating them.
10381 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10383 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10385 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10387 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10388 dump_constraint_graph.
10389 (dump_constraint_edge): New function.
10390 (dump_constraint_graph): New function.
10391 (debug_constraint_graph): New function.
10392 (dump_constraint): Removed useless comparison.
10393 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10394 (dump_constraint_graph): Declare.
10395 (debug_constraint_graph): Declare.
10396 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10398 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10400 * config/i386/i386.c (is_va_list_char_pointer): New.
10401 (ix86_va_start): Replace compare with ms_va_list_type_node
10402 by is_va_list_char_pointer.
10403 (ix86_gimplify_va_arg): Likewise.
10405 2008-07-07 Martin Jambor <mjambor@suse.cz>
10407 * cgraph.c (cgraph_edge_max_uid): New variable.
10408 (struct cgraph_edge_hook_list): New type.
10409 (struct cgraph_node_hook_list): New type.
10410 (struct cgraph_2edge_hook_list): New type.
10411 (struct cgraph_2node_hook_list): New type.
10412 (first_cgraph_edge_removal_hook): New variable.
10413 (first_cgraph_node_removal_hook): New variable.
10414 (first_cgraph_edge_duplicated_hook): New variable.
10415 (first_cgraph_node_duplicated_hook): New variable.
10416 (cgraph_add_edge_removal_hook): New function.
10417 (cgraph_remove_edge_removal_hook): New function.
10418 (cgraph_call_edge_removal_hooks): New function.
10419 (cgraph_add_node_removal_hook): New function.
10420 (cgraph_remove_node_removal_hook): New function.
10421 (cgraph_call_node_removal_hooks): New function.
10422 (cgraph_add_edge_duplication_hook): New function.
10423 (cgraph_remove_edge_duplication_hook): New function.
10424 (cgraph_call_edge_duplication_hooks): New function.
10425 (cgraph_add_node_duplication_hook): New function.
10426 (cgraph_remove_node_duplication_hook): New function.
10427 (cgraph_call_node_duplication_hooks): New function.
10428 (cgraph_create_edge): Assign to edge uid.
10429 (cgraph_remove_edge): Call edge removal hooks.
10430 (cgraph_node_remove_callees): Call edge removal hooks.
10431 (cgraph_node_remove_callers): Call edge removal hooks.
10432 (cgraph_remove_node): Call node removal hooks.
10433 (cgraph_clone_edge): Call edge duplication hooks.
10434 (cgraph_clone_node): Call node duplication hooks.
10436 * cgraph.h (cgraph_edge): New field uid.
10437 (cgraph_edge_hook): New type.
10438 (cgraph_node_hook): New type.
10439 (cgraph_2edge_hook): New type.
10440 (cgraph_2node_hook): New type.
10442 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10444 * config.in: Regenerate.
10446 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10448 * gcc.c (print_sysroot): New.
10449 (option_map, display_help, process_command): Handle the
10450 -print-sysroot option.
10451 (main): Print the sysroot if requested.
10452 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10454 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10457 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10459 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10461 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10462 (assign_parm_setup_block_p): Also check mode of entry_parm.
10464 2008-07-07 Richard Guenther <rguenther@suse.de>
10466 * tree-ssa-structalias.h (set_used_smts): Remove.
10467 * tree-ssa-structalias.c (used_smts): Likewise.
10468 (set_used_smts): Likewise.
10469 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10470 call to set_used_smts.
10472 2008-07-07 Richard Guenther <rguenther@suse.de>
10474 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10475 (new_var_info): Set it to false.
10476 (solution_set_add): Correctly handle pointers outside a var and
10478 (type_safe): Treat variables with is_full_var properly.
10479 (do_sd_constraint): Likewise.
10480 (do_ds_constraint): Likewise.
10481 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10482 (get_constraint_for_ptr_offset): New function.
10483 (get_constraint_for_component_ref): For addresses at least include
10484 the last field of the variable. Handle is_full_vars properly.
10485 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10486 (handle_ptr_arith): Remove.
10487 (find_func_aliases): Simplify assignment handling.
10488 (create_function_info_for): For parameter and result varinfos set
10490 (create_variable_info_for): Set is_full_var flag whenever we
10491 just created a single varinfo for a decl.
10492 (init_alias_vars): Initialize use_field_sensitive from
10493 max-fields-for-field-sensitive parameter.
10495 2008-07-07 Richard Guenther <rguenther@suse.de>
10497 PR tree-optimization/36713
10498 * tree-flow-inline.h (is_call_used): New function.
10499 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10500 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10501 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10503 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10505 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10507 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10509 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10511 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10512 Nathan Sidwell <nathan@codesourcery.com>
10514 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10515 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10517 * config/m68k/t-linux: New.
10518 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10521 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10523 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10524 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10527 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10529 * gcc.c (execute): Fix -Wc++-compat warning.
10531 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10534 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10535 constant for little endian.
10537 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10539 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10540 mips_base_mips16 instead of TARGET_MIPS16.
10541 (mips_base_mips16): Declare.
10542 * config/mips/mips.c (mips_base_mips16): Make global.
10543 (was_mips16_p): Remove GTY marker.
10544 (was_mips16_pch_p): New variable.
10545 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10546 (mips_override_options): Force to non-MIPS16 mode initially.
10547 Do not complain about MIPS16 PIC incompatibilities here.
10548 Only allow -mgpopt if -mexplicit-relocs is in force for
10551 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10553 * configure.ac: Check for caddr_t, define to char * if not defined.
10554 * configure: Regenerate.
10555 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10556 (mmap_gt_pch_use_address): Likewise.
10557 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10559 2008-07-06 Richard Guenther <rguenther@suse.de>
10561 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10562 (new_var_info): Deal with it.
10563 (solution_set_add): Likewise.
10564 (bitpos_of_field): Make signed, fix.
10565 (struct fieldoff): Remove type and decl fields. Make size field
10566 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10568 (fieldoff_compare): Deal with it.
10569 (push_fields_onto_fieldstack): Remove has_union argument, glob
10570 adjacent non-pointer fields together.
10571 (create_function_info_for): Do not set has_union.
10572 (create_variable_info_for): Simplify.
10574 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10576 * config.gcc (extra_headers): Add cross-stdarg.h for target
10577 x86_64-*-* and i?86-*-*.
10578 * config/i386/cross-stdarg.h: New.
10579 * builtins.c (std_fn_abi_va_list): New.
10580 (std_canonical_va_list_type): New.
10581 (stabilize_va_list): Replace va_list_type_node use by
10582 mtarget.canonical_va_list_type.
10583 (gimplify_va_arg_expr): Likewise.
10584 (expand_builtin_va_copy): Replace va_list_type_node use by
10585 mtarget.fn_abi_va_list.
10586 * tree-sra.c (is_va_list_type): New helper.
10587 (decl_can_be_decomposed_p): Replace
10588 va_list_type_node use by is_va_list_type.
10589 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10590 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10591 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10592 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10593 (ix86_enum_va_list): New.
10594 * config/i386/i386.c (sysv_va_list_type_node): New.
10595 (ms_va_list_type_node): New.
10596 (ix86_function_type_abi): Remove sorry.
10597 (ix86_build_builtin_va_list_abi): New.
10598 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10599 for 64-bit targets.
10600 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10601 (ix86_init_builtins_va_builtins_abi): New.
10602 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10603 for 64-bit targets.
10604 (ix86_handle_abi_attribute): New.
10605 (attribute_spec): Add sysv_abi and ms_abi.
10606 (ix86_fn_abi_va_list): New.
10607 (ix86_canonical_va_list_type): New.
10608 (ix86_enum_va_list): New.
10609 (TARGET_FN_ABI_VA_LIST): New.
10610 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10611 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10612 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10613 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10614 (TARGET_ENUM_VA_LIST): New.
10615 * expr.h (std_fn_abi_va_list): New.
10616 (std_canonical_va_list_type): New.
10617 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10618 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10619 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10620 TARGET_CANONICAL_VA_LIST_TYPE.
10621 * target.h (struct gcc_target): Add fn_abi_va_list hook
10622 and canonical_va_list_type hook.
10624 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10626 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10627 integral and pointer types.
10629 2008-07-04 Roger Sayle <roger@eyesopen.com>
10631 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10632 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10634 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10637 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10639 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10641 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10642 build_gimple_modify_stmt.
10643 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10644 gimple operand. Use fold_build* instead of build*.
10646 2008-07-04 Richard Guenther <rguenther@suse.de>
10648 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10649 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10650 properly to compute the reachability set if we do field-sensitive PTA.
10651 * invoke.texi (max-fields-for-field-sensitive): Document default.
10652 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10653 100 for optimize >= 2.
10655 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10657 * ggc-zone.c (lookup_page_table_if_allocated,
10658 set_page_table_entry, zone_find_object_size, alloc_small_page,
10659 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10660 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10661 -Wc++-compat and/or -Wcast-qual warnings.
10663 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10666 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10667 pic_offset_table_rtx to be marked as used here.
10668 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10669 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10670 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10671 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10672 !TARGET_SECURE_PLT.
10674 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10676 * alloc-pool.c (hash_descriptor, eq_descriptor,
10677 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10678 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10680 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10681 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10682 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10683 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10686 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10688 * tree-flow.h (loop_only_exit_p): Declare.
10689 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10690 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10691 the number of iterations if it is constant. Otherwise, if this is the
10692 only possible exit of the loop, use the conservative estimate on the
10693 number of iterations of the entire loop if available.
10695 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10697 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10698 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10699 Add synchronization functions.
10700 * config/sync.c: New file.
10701 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10702 (LIBGCC_SYNC_CFLAGS): Likewise.
10704 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10707 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10708 (*pushtf_sse): New insn pattern.
10709 (pushtf splitters): New splitters.
10711 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10713 PR middle-end/35736
10714 * predict.c (build_predict_expr): Use void_type_node for the tree
10715 type, instead of NULL_TREE.
10717 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10719 * config/i386/i386.c (contains_aligned_value_p): Return true
10721 (ix86_data_alignment): Align TCmode to 128bits.
10722 (ix86_local_alignment): Likewise.
10724 2008-07-03 Andrew Haley <aph@redhat.com>
10727 * vec.h (VEC_TA): New.
10728 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10729 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10730 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10731 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10732 (C_COMMON_FIXED_TYPES): Remove first arg.
10733 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10734 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10735 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10736 not to use empty macro arguments.
10738 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10740 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10741 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10742 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10743 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10744 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10745 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10746 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10747 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10748 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10749 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10750 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10751 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10752 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10753 config/rs6000/e500crtres64gpr.asm,
10754 config/rs6000/e500crtres64gprctr.asm,
10755 config/rs6000/e500crtrest32gpr.asm,
10756 config/rs6000/e500crtrest64gpr.asm,
10757 config/rs6000/e500crtresx32gpr.asm,
10758 config/rs6000/e500crtresx64gpr.asm,
10759 config/rs6000/e500crtsav32gpr.asm,
10760 config/rs6000/e500crtsav64gpr.asm,
10761 config/rs6000/e500crtsav64gprctr.asm,
10762 config/rs6000/e500crtsavg32gpr.asm,
10763 config/rs6000/e500crtsavg64gpr.asm,
10764 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10765 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10766 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10767 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10768 config/sparc/sol2-cn.asm: Remove .file directives.
10770 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10772 * resource.c (mark_referenced_resources): Look inside
10773 UNSPEC_VOLATILEs and ASM_INPUTs.
10775 2008-07-02 Ian Lance Taylor <iant@google.com>
10777 * rtlanal.c (add_reg_note): New function.
10778 * rtl.h (add_reg_note): Declare.
10779 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10780 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10781 * builtins.c (expand_builtin_longjmp): Likewise.
10782 (expand_builtin_nonlocal_goto): Likewise.
10783 * calls.c (emit_call_1, expand_call): Likewise.
10784 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10785 * cfglayout.c (fixup_reorder_chain): Likewise.
10786 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10787 (commit_one_edge_insertion): Likewise.
10788 * combine.c (move_deaths, distribute_notes): Likewise.
10789 * df-problems.c (df_set_note): Likewise.
10790 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10791 (set_unique_reg_note): Likewise.
10792 (emit_copy_of_insn_after): Likewise.
10793 * expr.c (expand_expr_real): Likewise.
10794 * gcse.c (add_label_notes): Likewise.
10795 * haifa-sched.c (create_check_block_twin): Likewise.
10796 * jump.c (mark_jump_label_1): Likewise.
10797 * loop-doloop.c (add_test, doloop_modify): Likewise.
10798 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10799 * lower-subreg.c (move_eh_region_note): Likewise.
10800 * optabs.c (emit_libcall_block): Likewise.
10801 * predict.c (predict_insn): Likewise.
10802 (combine_predictions_for_insn): Likewise.
10803 * recog.c (peephole2_optimize): Likewise.
10804 * regmove.c (try_auto_increment): Likewise.
10805 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10806 * reload.c (find_reloads): Likewise.
10807 * reload1.c (fixup_eh_region_note): Likewise.
10808 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10809 * reorg.c (delete_prior_computation): Likewise.
10810 (delete_computation, dbr_schedule): Likewise.
10811 * config/pa/pa.c (legitimize_pic_address): Likewise.
10812 * config/sh/sh.c (sh_reorg): Likewise.
10814 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10817 * config/libgcc-glibc.ver: Add %exclude.
10818 * config/m32r/libgcc-glibc.ver: Likwise.
10819 * config/s390/libgcc-glibc.ver: Likwise.
10820 * config/sh/libgcc-glibc.ver: Likwise.
10821 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10823 * config/i386/libgcc-glibc.ver: New.
10825 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10827 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10829 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10830 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10831 i[34567]86-*-linux*, x86_64-*-linux*. Add
10832 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10833 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10834 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10835 i[34567]86-*-linux*, x86_64-*-linux*.
10837 * libgcc-std.ver: Add empty GCC_4.4.0.
10839 * mkmap-symver.awk: Support multiple versions per symbol.
10841 * config/i386/i386.c (ix86_init_builtins): Always define
10842 __builtin_fabsq and __builtin_copysignq with fallbacks.
10843 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10844 and __builtin_copysignq if SSE2 isn't available.
10846 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10847 (LIBGCC2_TF_CEXT): Likwise.
10848 (TF_SIZE): Likwise.
10850 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10852 * config/i386/sfp-machine.h: Moved to libgcc.
10854 * config/i386/sfp-machine.h: New.
10855 * config/i386/t-linux: Likwise.
10857 * config/i386/t-darwin: Remove softfp_wrap_start and
10859 * config/i386/t-darwin64: Likewise.
10861 * config/i386/t-fprules-softfp64: Renamed to ...
10862 * config/i386/t-fprules-softfp: This.
10864 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10865 and softfp_wrap_end.
10867 2008-07-02 Jason Merrill <jason@redhat.com>
10869 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10871 * tree.c (ctor_to_list): New fn.
10872 * tree.h: Declare it.
10873 (CONSTRUCTOR_ELT): New macro.
10874 (CONSTRUCTOR_NELTS): New macro.
10876 2008-07-02 Richard Guenther <rguenther@suse.de>
10878 * tree-ssa-structalias.c (struct variable_info): Reorder
10879 to fill padding on 64bit hosts. Make collapsed_to an int.
10880 (get_varinfo_fc): Deal with that.
10881 (new_var_info): Likewise.
10882 (collapse_rest_of_var): Likewise.
10884 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10886 * doc/install.texi (--enable-java-home): Document.
10887 (--enable-aot-compile-rpm): Likewise.
10888 (--with-arch-directory): Likewise.
10889 (--with-os-directory): Likewise.
10890 (--with-origin-name): Likewise.
10891 (--with-arch-suffix): Likewise.
10892 (--with-jvm-root-dir): Likewise.
10893 (--with-jvm-jar-dir): Likewise.
10894 (--with-python-dir): Likewise.
10896 2008-07-02 Richard Guenther <rguenther@suse.de>
10898 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10899 from decls explicitly. Merge operand checking from tuples.
10901 2008-07-02 Martin Jambor <mjambor@suse.cz>
10903 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10905 2008-07-02 Martin Jambor <mjambor@suse.cz>
10907 * tree-switch-conversion.c: Included timevar.h
10908 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10910 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10912 2008-07-02 Martin Jambor <mjambor@suse.cz>
10914 * tree-switch-conversion.c: Corrected various comments and
10916 (build_constructors): Fixed minor formatting mistakes.
10918 * invoke.texi (Optimize Options): Corrected the
10919 switch-conversion-max-branch-ratio parameter.
10921 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10923 * final.c (asm_insn_count): Return zero for an empty asm body.
10925 2008-07-02 Richard Guenther <rguenther@suse.de>
10927 * bitmap.h (bitmap_set_bit): Return bool.
10928 (bitmap_clear_bit): Likewise.
10929 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10930 write to the bitmap if it would.
10931 (bitmap_clear_bit): Likewise.
10932 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10933 bitmap_set_bit return value.
10934 (add_pred_graph_edge): Likewise.
10935 (add_graph_edge): Likewise.
10936 (do_sd_constraint): Likewise.
10937 (do_ds_constraint): Likewise.
10939 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10941 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10942 Fix -Wc++-compat and/or -Wcast-qual warnings.
10943 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10944 gen_regparm_prefix): Likewise.
10945 * vmsdbgout.c (write_modbeg, lookup_filename,
10946 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10948 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10950 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10951 defaults.h definition apply.
10953 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10955 * function.c (assign_parm_remove_parallels): New.
10956 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10958 (assign_parm_setup_block): Do not handle them.
10959 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10960 assign_parm_remove_parallels.
10962 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10964 * c-typeck.c (convert_for_assignment): Use
10965 vector_targets_convertible_p.
10966 * c-common.c (vector_targets_convertible_p): New.
10967 * c-common.h (vector_targets_convertible_p): New prototype.
10968 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10969 opaque_p_V2SI_type_node.
10971 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10973 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10976 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10978 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10979 TFmode constants via two element DImode vector for hosts with
10980 HOST_BITS_PER_WIDE_INT < 64.
10981 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10982 also for HOST_BITS_PER_WIDE_INT < 64.
10984 2008-07-01 Richard Guenther <rguenther@suse.de>
10986 PR tree-optimization/36666
10987 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10988 (get_constraint_exp_from_ssa_var): Split into ...
10989 (get_constraint_exp_for_temp): ... this ...
10990 (get_constraint_for_ssa_var): ... and that.
10991 Return constraint expressions for all touched sub-fields
10992 if the results address is not taken.
10993 (process_constraint): Remove assertion that aggregate
10994 assignments do not happen at this place.
10995 (get_constraint_for_component_ref): Add address_p argument.
10996 Return constraint expressions for all touched sub-fields
10997 if the results address is not taken.
10998 (do_deref): Use get_constraint_exp_for_temp.
10999 (get_constraint_for_1): Rename from ...
11000 (get_constraint_for): ... this. Add the old function as wrapper.
11001 (do_structure_copy): Use get_constraint_for_1.
11003 2008-07-01 Martin Jambor <mjambor@suse.cz>
11005 * Makefile.in (tree-switch-conversion.o): Add.
11006 (OBJS-common): Add tree-swtch-conversion.o.
11007 * passes.c (init_optimization_passes): Add pass_convert_switch.
11008 * tree-pass.h: (pass_convert_switch): Add.
11009 * tree-switch-conversion.c: New file.
11010 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11011 * common.opt (ftree-cswtch): New option.
11012 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11013 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11014 * opts.c (decode_options): Set flag_tree_switch_conversion when
11015 optimization level is >= 2.
11016 * doc/invoke.texi (Optimize Options): Added description of
11017 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11019 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11021 * config/darwin-driver.c (darwin_default_min_version): Fix
11022 -Wc++-compat warnings.
11024 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11026 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11029 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11031 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11033 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11035 PR rtl-optimization/34744
11036 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11037 (df_scan_free_internal): Free data structures not
11038 allocated in storage pools.
11039 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11040 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11041 df_scan_free_mws_vec.
11042 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11045 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11047 * config/i386/i386.c (contains_aligned_value_p): Return true
11049 (ix86_function_arg_boundary): Return its natural boundary
11051 (return_in_memory_32): Don't check TDmode.
11052 (ix86_split_to_parts): Support splitting into 4 parts and
11053 support TFmode for 32bit target.
11054 (ix86_split_long_move): Support splitting into 4 parts.
11055 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11057 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11058 (ix86_init_builtins): Here.
11059 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11060 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11061 'q' and 'w', respectively.
11063 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11065 (movtf_internal): Likewise.
11066 (<code>tf2): Likewise.
11067 (*absnegtf2_sse): Likewise.
11068 (copysign<mode>3): Likewise.
11069 (copysign<mode>3_const): Likewise.
11070 (copysign<mode>3_var): Likewise.
11071 (define_split UNSPEC_COPYSIGN): Likewise.
11072 * config/i386/sse.md (*nandtf3): Likewise.
11073 (<code>tf3): Likewise.
11074 (*<code>tf3): Likewise.
11076 2008-06-30 Joey Ye <joey.ye@intel.com>
11077 H.J. Lu <hongjiu.lu@intel.com>
11079 * global.c (compute_regsets): Set frame_pointer_needed here.
11080 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11082 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11084 * doc/install.texi (specific): Expand Windows build notes.
11086 2008-06-30 Ira Rosen <irar@il.ibm.com>
11088 PR tree-optimization/36648
11089 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11090 number of prolog iterations by step. Fix the comment.
11092 2008-06-30 Richard Guenther <rguenther@suse.de>
11094 PR middle-end/36671
11095 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11096 handle calls from ECF_MALLOC functions.
11097 (handle_pure_call): ECF_MALLOC functions do not return
11099 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11101 2008-06-29 Andreas Schwab <schwab@suse.de>
11103 * config/m68k/m68k.c (print_operand): Always print a float
11105 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11106 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11109 * config/rs6000/x-linux64: Remove never used file.
11111 2008-06-29 Richard Guenther <rguenther@suse.de>
11113 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11115 (struct alias_info): Move ...
11116 * tree-ssa-alias.c: ... here.
11117 (update_alias_info): Declare.
11118 (compute_may_aliases): Call it.
11119 (update_alias_info): New function.
11120 * tree-ssa-structalias.c (update_alias_info): Move ...
11121 * tree-ssa-alias.c (update_alias_info_1): ... here.
11122 * tree-ssa-structalias.c (process_constraint_1): Remove
11123 unused from_call argument. Rename to ...
11124 (process_constraint): ... this. Delete old wrapper.
11125 (make_constraint_to): Adjust callers.
11126 (handle_const_call): Likewise.
11127 (handle_pure_call): Likewise.
11128 (init_base_vars): Likewise.
11129 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11130 (find_func_aliases): We don't need structure copies for
11132 (make_constraint_from_anything): Remove.
11133 (create_variable_info_for): For globals make constraints
11134 from escaped, not from anything.
11135 (compute_points_to_sets): Do not call update_alias_info.
11136 (ipa_pta_execute): Use make_constraint_from.
11138 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11140 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11141 (bitmap.o-warn, dominance.o-warn): New.
11142 * configure.ac (cxx_compat_warn): Delete.
11143 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11144 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11146 * configure: Regenerate.
11148 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11151 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11153 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11154 * df-scan.c (df_notes_rescan): Likewise.
11155 * ggc-page.c (set_page_table_entry): Likewise.
11156 * intl.c (gcc_gettext_width): Likewise.
11157 * varasm.c (get_unnamed_section, get_noswitch_section,
11158 get_section): Likewise.
11160 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11162 * regrename.c (build_def_use): Don't copy RTX.
11164 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11166 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11167 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11168 punctuation. Use @ref instead of @xref.
11169 (Function Names): Remove stray @display/@end display.
11170 (C++ Attributes): Use @ref instead of @xref.
11171 (Deprecated Features): Fix punctuation around @xref.
11172 (Backwards Compatibility): Likewise.
11173 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11175 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11177 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11178 constants for E500 double.
11180 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11182 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11183 element type of const_vector.
11185 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11188 Remove FLAGS_REG clobber from expander pattern.
11189 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11190 (anddi3, andsi3, andhi3, andqi3): Ditto.
11191 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11192 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11193 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11194 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11195 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11196 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11197 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11198 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11200 2008-06-28 Richard Guenther <rguenther@suse.de>
11202 * tree-ssa-structalias.c (callused_id, var_callused,
11203 callused_tree): Add.
11204 (handle_pure_call): New function.
11205 (find_func_aliases): Call it.
11206 (find_what_p_points_to): Handle the call-used set.
11207 (clobber_what_escaped): Likewise.
11208 (compute_call_used_vars): New function.
11209 (init_base_vars): Init the call-used variable.
11210 (do_sd_constraint): Do not propagate the solution from CALLUSED
11211 but use CALLUSED as a placeholder.
11212 (solve_graph): Likewise.
11213 * tree-flow-inline.h (gimple_call_used_vars): New function.
11214 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11215 (compute_call_used_vars): Declare.
11216 * tree-ssa-alias.c (set_initial_properties): Call
11217 compute_call_used_vars.
11218 (reset_alias_info): Clear call-used variables.
11219 (add_call_clobber_ops): Assert we are not called for const/pure
11220 functions. Remove handling of them.
11221 (add_call_read_ops): Handle pure functions by adding the
11222 call-used set of variables as VUSEs.
11223 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11224 (delete_tree_ssa): Free it.
11225 * tree-dfa.c (remove_referenced_var): Clear the var from the
11228 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11230 * tree.c (build_varargs_function_type_list): New.
11231 (build_function_type_list_1): New.
11232 (build_function_type_list): Use build_function_type_list_1.
11233 * tree.h (build_varargs_function_type_list): New.
11235 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11238 * config/spu/spu.c (spu_builtin_splats): Do not generate
11239 invalid CONST_VECTOR expressions.
11240 (spu_expand_vector_init): Likewise.
11242 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11244 * optabs.c (libfunc_decls): New variable.
11245 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11246 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11247 for the same function twice.
11249 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11251 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11252 ix86_expand_binary_operator directly.
11253 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11255 (*ashrti3_1): Ditto.
11256 (*lshrti3_1): Ditto.
11257 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11258 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11259 using only one splitter. Conditionaly execute splitter before or
11260 after peephole2 pass.
11261 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11262 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11263 Use only one alternative in asm template.
11264 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11266 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11267 "J" operand constraint for operand 2.
11268 (*ashldi3_cconly_rex64): Ditto.
11269 (*ashrdi3_cmp_rex64): Ditto.
11270 (*ashrdi3_cconly_rex64): Ditto.
11271 (*lshrdi3_cmp_rex64): Ditto.
11272 (*lshrdi3_cconly_rex64): Ditto.
11273 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11274 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11275 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11278 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11280 * gimplify.c (omp_is_private): Don't return true if decl is not
11281 already private on #pragma omp for or #pragma omp parallel for.
11284 * tree-cfg.c (struct move_stmt_d): Replace block field with
11285 orig_block and new_block fields.
11286 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11287 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11288 (move_block_to_fn): Replace vars_map and new_label_map arguments
11289 with struct move_stmt_d pointer.
11290 (replace_block_vars_by_duplicates): New function.
11291 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11292 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11293 all subblocks of ORIG_BLOCK to the new function. Call
11294 replace_block_vars_by_duplicates.
11295 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11296 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11297 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11298 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11299 (expand_omp): Temporarily set input_location to the location of
11300 region's controlling stmt.
11301 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11302 BIND_EXPR, push ctx->block_vars and gimplification vars into
11303 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11304 into dest function.
11305 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11306 there are any BLOCK_VARS.
11307 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11308 OMP_PARALLEL or OMP_TASK stmt.
11309 (lower_omp): Save and restore input_location around the lower_omp_1
11312 2008-06-27 Richard Guenther <rguenther@suse.de>
11314 PR tree-optimization/36400
11315 PR tree-optimization/36373
11316 PR tree-optimization/36344
11317 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11318 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11319 (update_alias_info): Remove call clobbering code.
11320 (make_constraint_to): New helper function.
11321 (make_escape_constraint): Likewise.
11322 (handle_rhs_call): Use it on all pointer containing arguments.
11323 Also mark the static chain escaped.
11324 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11325 instead of ANYTHING.
11326 (make_constraint_from): New helper split out from ...
11327 (make_constraint_from_anything): ... here.
11328 (find_func_aliases): Add constraints for escape sites.
11329 (intra_create_variable_infos): Make constraints from NONLOCAL
11331 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11333 (clobber_what_p_points_to): Remove.
11334 (clobber_what_escaped): New function.
11335 (init_base_vars): Init NONLOCAL and ESCAPED.
11336 (do_sd_constraint): Do not propagate the solution from ESCAPED
11337 but use ESCAPED as a placeholder.
11338 (solve_graph): Likewise.
11339 * tree-flow.h (clobber_what_p_points_to): Remove.
11340 (clobber_what_escaped): Declare.
11341 * tree-ssa-alias.c (set_initial_properties): Call it.
11342 Remove code clobbering escaped pointers.
11344 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11346 * function.c (allocate_struct_function): Only allocate a unique
11347 funcdef_no if the decl is nonzero.
11349 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11351 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11352 * config/mips/mips.c (mips_split_const_insns): New function.
11353 * config/mips/mips.md (move_type): New attribute.
11354 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11355 (dword_mode): New attribute.
11356 (type): Avoid long line. Map "move_type"s to "type"s,
11357 choosing "multi" for doubleword moves if appropriate.
11358 Swap MTC/MFC comments to match their declaration order.
11359 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11360 "type" is "branch" or "jal" is "direct".
11361 (length): Handle "extended_mips16" first. Make the default
11362 "0" for "ghost" instructions. Set the length from "move_type".
11363 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11364 of "type", with "sll0" for the register alternative. Remove the
11365 "extended_mips16" attribute.
11366 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11367 of "type", with "shift_shift" for the register alternative.
11368 Remove the "length" attribute.
11369 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11370 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11371 of "type", with "andi" for the register alternative.
11372 (*zero_extendqihi2): Likewise.
11373 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11374 of "andi" instead of a "type" of "arith".
11375 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11377 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11378 (mov_<store>r, *mov<mode>_ra): Likewise.
11379 (extendsidi2): Use "move_type" instead of "type", with "move"
11380 for the register alternative.
11381 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11382 of "type", with "signext" for the register alternative.
11383 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11384 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11385 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11386 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11387 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11388 (unnamed branch insn): Likewise.
11389 (*movdi_gp32_fp64): Fold into...
11390 (*movdi_32bit): ...here.
11391 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11392 (*movdf_hardfloat): ...this new pattern.
11393 (*movdf_softfloat): Remove redundant FPR alternatives.
11394 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11395 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11396 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11397 the "move" attribute.
11398 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11399 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11400 and "store" for COP loads and stores.
11401 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11402 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11403 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11404 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11405 (*movtf_mips16, *movv2sf): Likewise.
11406 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11407 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11408 (mfhc1<mode>): Use "move_type" instead of "move".
11409 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11410 (loadgp_blockage): Remove the "length" attribute.
11411 (blockage, set_got_version, update_got_version): Likewise.
11412 (call_internal): Remove the "extended_mips16" attribute.
11413 (call_value_internal, call_value_multiple_internal): Likewise.
11414 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11416 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11417 the "length" attribute.
11419 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11421 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11422 -Wcast-qual warnings.
11423 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11424 handle_pragma_pop_macro): Likewise.
11425 * collect2.c (resolve_lib_name): Likewise.
11426 * config/arc/arc.c (arc_init): Likewise.
11427 * config/arm/arm.c (neon_builtin_compare,
11428 locate_neon_builtin_icode): Likewise.
11429 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11430 * config/bfin/bfin.c (bfin_init_machine_status,
11431 bfin_optimize_loop): Likewise.
11432 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11433 * config/cris/cris.c (cris_init_expanders): Likewise.
11434 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11435 * config/darwin.c (machopic_indirection_eq,
11436 machopic_indirection_name, machopic_output_indirection): Likewise.
11437 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11438 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11439 frv_optimize_membar): Likewise.
11440 * config/i386/cygwin.h (mingw_scan,
11441 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11442 * config/i386/cygwin1.c (mingw_scan): Likewise.
11443 * config/i386/i386.c (machopic_output_stub): Likewise.
11444 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11445 i386_pe_unique_section): Likewise.
11446 * config/ia64/ia64.c (ia64_init_machine_status,
11447 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11449 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11450 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11451 * config/m68k/m68k.c (m68k_handle_option,
11452 m68k_sched_md_init_global): Likewise.
11453 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11454 mcore_unique_section): Likewise.
11455 * config/mips/mips.c (mips_block_move_straight,
11456 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11458 * config/mmix/mmix.c (mmix_init_machine_status,
11459 mmix_encode_section_info): Likewise.
11460 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11461 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11462 print_operand_address, output_toc, redefine_groups,
11463 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11464 * config/s390/s390.c (s390_init_machine_status): Likewise.
11465 * config/score/score.c (score_block_move_straight,
11466 score_block_move_loop_body): Likewise.
11467 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11468 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11469 * emit-rtl.c (find_auto_inc): Likewise.
11470 * gcc.c (translate_options, process_command): Likewise.
11471 * reorg.c (dbr_schedule): Likewise.
11472 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11473 * xcoffout.c (xcoffout_declare_function): Likewise.
11475 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11477 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11478 ipa-pta working again.
11480 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11482 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11485 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11487 * config.gcc (powerpc*-*-*): Add new core e500mc.
11488 * config/rs6000/e500mc.md: New file.
11489 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11491 (rs6000_override_options): Add e500mc case to
11492 processor_target_table. Altivec and Spe options not allowed
11493 with e500mc. Add isel instruction to e500mc by
11494 default. Initialize rs6000_cost for e500mc.
11495 (rs6000_issue_rate): Set issue rate for e500mc.
11496 * config/rs6000/rs6000.h (processor_type): Add
11497 PROCESSOR_PPCE500MC.
11498 (ASM_CPU_SPEC): Add e500mc.
11499 Set TARGET_ISEL to rs6000_isel.
11500 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11501 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11502 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11504 * doc/invoke.texi: Add e500mc to list of cpus.
11506 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11509 * c-lex.c (lex_charconst): Initialize unsignedp.
11511 2008-06-27 Olivier Hainque <hainque@adacore.com>
11513 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11514 documented assumptions.
11516 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11518 * dwarf2out.c: Remove trailing white spaces. Break long line
11521 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11523 * libfuncs.h (LTI_synchronize): New libfunc_index.
11524 (synchronize_libfunc): Declare.
11525 * builtins.c (expand_builtin_synchronize): Consider using
11526 synchronize_libfunc before falling back on an asm blockage.
11527 * config/mips/mips.c: Include libfuncs.h
11528 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11530 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11532 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11533 parameter. Copy stack_reg to r11 where appropriate.
11534 (no_global_regs_above): Add gpr parameter.
11535 (rs6000_stack_info): Only add padding for SPE save area if we
11536 are saving SPE GPRs and CR.
11537 (saveres_routine_syms): New variable.
11538 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11540 (rs6000_savres_routine_sym): New function.
11541 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11543 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11544 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11545 Tweak FPR out-of-line saving.
11546 (rs6000_make_savres_rtx): New function.
11547 (rs6000_use_multiple_p): New function.
11548 (rs6000_savres_strategy): New function.
11549 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11550 out-of-line if appropriate.
11551 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11552 if we are optimizing for size.
11553 (GP_SAVE_INLINE): Define.
11554 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11555 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11556 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11557 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11558 (*save_fpregs_<mode>): Add use of r11.
11559 (*restore_gpregs_<mode>): New insn.
11560 (*return_and_restore_gpregs_<mode>): New insn.
11561 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11563 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11564 (*restore_gpregs_spe): New insn.
11565 (*return_and_restore_gpregs_spe): New insn.
11566 * config/rs6000/predicates.md (save_world_operation): Fix check.
11568 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11570 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11571 this point, so assert that.
11573 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11575 * cfganal.c: Include vec.h and vecprim.h.
11576 (compute_idf): Import from...
11577 * tree-into-ssa (compute_idf): ...here.
11578 * basic-block.h (compute_idf): Export.
11580 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11582 * c-decl.c (merge_decls): Use !current_function_decl to check for
11583 extern declaration of C99 inline function being at file scope.
11585 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11587 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11589 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11591 * alias.c (record_alias_subset, init_alias_analysis): Fix
11592 -Wc++-compat and/or -Wcast-qual warnings.
11593 * attribs.c (lookup_attribute_spec): Likewise.
11594 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11595 copy_bb, connect_traces,
11596 find_rarely_executed_basic_blocks_and_cr): Likewise.
11597 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11598 note_btr_set, migrate_btr_defs): Likewise.
11599 * builtins.c (result_vector, expand_builtin_memcpy,
11600 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11601 builtin_memset_read_str, expand_builtin_printf,
11602 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11604 * caller-save.c (mark_set_regs): Likewise.
11605 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11606 * cgraph.c (cgraph_edge): Likewise.
11607 * combine.c (likely_spilled_retval_1): Likewise.
11608 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11609 htab_counts_entry_del, get_coverage_counts): Likewise.
11610 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11611 new_cselib_val): Likewise.
11612 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11613 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11615 * df-core.c (df_compact_blocks): Likewise.
11616 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11617 * df-scan.c (df_grow_reg_info, df_ref_create,
11618 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11619 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11620 df_record_entry_block_defs, df_record_exit_block_uses,
11621 df_bb_verify): Likewise.
11622 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11623 DF_REF_EXTRACT_MODE_CONST): New.
11624 * dominance.c (get_immediate_dominator, get_dominated_by,
11625 nearest_common_dominator, root_of_dom_tree,
11626 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11627 -Wc++-compat and/or -Wcast-qual warnings.
11628 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11629 record_store, replace_read, check_mem_read_rtx, scan_insn,
11630 dse_step1, dse_record_singleton_alias_set): Likewise.
11631 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11633 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11635 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11636 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11637 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11638 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11639 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11640 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11641 file_name_acquire, output_file_names, add_const_value_attribute,
11642 premark_used_types_helper, file_table_eq, file_table_hash,
11643 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11644 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11645 -Wcast-qual warnings.
11646 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11647 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11648 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11649 gen_reg_rtx, start_sequence, init_emit): Likewise.
11650 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11651 * except.c (init_eh_for_function, gen_eh_region,
11652 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11653 arh_to_landing_pad, arh_to_label, add_action_record,
11654 add_call_site, switch_to_exception_section): Likewise.
11655 * expmed.c (synth_mult): Likewise.
11656 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11657 store_expr): Likewise.
11658 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11660 * function.c (assign_stack_temp_for_type,
11661 allocate_struct_function, match_asm_constraints_1): Likewise.
11662 * gcov-io.c (gcov_allocate): Likewise.
11663 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11664 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11665 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11666 record_one_set, insert_expr_in_table, insert_set_in_table,
11667 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11668 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11669 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11670 -Wcast-qual warnings.
11672 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11674 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11675 -Wcast-qual warnings.
11676 * gcc.c (process_command): Likewise.
11677 * genattrtab.c (oballoc): Use XOBNEW.
11678 (oballocvec): Define.
11679 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11680 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11681 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11682 -Wc++-compat and/or -Wcast-qual warnings.
11683 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11684 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11685 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11686 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11687 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11688 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11689 add_excls, process_presence_absence_names,
11690 process_presence_absence_patterns, add_presence_absence,
11691 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11692 get_free_state, add_arc, get_free_automata_list_el,
11693 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11694 transform_3, cache_presence, create_ainsns, create_automata,
11695 create_state_ainsn_table, dfa_insn_code_enlarge,
11696 output_trans_func, output_min_issue_delay_func,
11697 output_dead_lock_func, output_reset_func,
11698 output_get_cpu_unit_code_func, output_dfa_start_func,
11699 expand_automata): Likewise.
11700 * genextract.c (gen_insn): Likewise.
11701 * gengtype-lex.l: Likewise.
11702 * gengtype.c (read_input_list, adjust_field_type,
11703 process_gc_options): Likewise.
11704 * genoutput.c (note_constraint): Likewise.
11705 * genpreds.c (mangle, add_constraint): Likewise.
11706 * genrecog.c (process_define_predicate, new_decision,
11707 add_to_sequence): Likewise.
11708 * gensupport.c (record_insn_name): Likewise.
11710 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11712 * config/i386/driver-i386.c (detect_caches_amd,
11713 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11714 and/or -Wcast-qual warnings.
11715 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11716 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11717 gt_pch_save): Likewise.
11718 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11719 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11720 * global.c (compute_regsets): Likewise.
11721 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11722 finish_graph_dump_file): Likewise.
11723 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11724 unlink_bb_notes): Likewise.
11725 * integrate.c (get_hard_reg_initial_val): Likewise.
11726 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11727 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11728 * local-alloc.c (update_equiv_regs): Likewise.
11729 * loop-invariant.c (check_invariant_table_size,
11730 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11732 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11733 altered_reg_used, mark_altered): Likewise.
11734 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11735 insert_var_expansion_initialization,
11736 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11737 release_var_copies): Likewise.
11738 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11739 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11740 analyze_accesses_for_phi_node, check_var_notmodified_p,
11741 check_allocation_function, find_sites_in_func,
11742 record_all_accesses_in_func, transform_access_sites,
11743 transform_allocation_sites): Likewise.
11744 * omp-low.c (new_omp_region, create_omp_child_function_name,
11745 check_omp_nesting_restrictions, check_combined_parallel,
11746 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11747 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11748 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11749 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11751 * opts-common.c (prune_options): Likewise.
11752 * opts.c (add_input_filename, print_filtered_help,
11753 get_option_state): Likewise.
11754 * params.c (add_params): Likewise.
11755 * passes.c (set_pass_for_id, next_pass_1,
11756 do_per_function_toporder, pass_fini_dump_file): Likewise.
11757 * postreload.c (reload_cse_simplify_operands): Likewise.
11758 * predict.c (tree_predicted_by_p, tree_predict_edge,
11759 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11761 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11763 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11765 * recog.c (check_asm_operands, validate_change_1): Likewise.
11766 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11767 subst_asm_stack_regs): Likewise.
11768 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11769 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11770 * regmove.c (reg_is_remote_constant_p): Likewise.
11771 * regrename.c (regrename_optimize, scan_rtx_reg,
11772 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11774 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11775 regstat_compute_calls_crossed): Likewise.
11776 * reload1.c (init_reload, new_insn_chain,
11777 has_nonexceptional_receiver, reload, copy_reloads,
11778 calculate_needs_all_insns, init_elim_table): Likewise.
11779 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11780 * rtl.c (shallow_copy_rtx_stat): Likewise.
11781 * rtlanal.c (parms_set): Likewise.
11782 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11783 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11784 * sched-ebb.c (earliest_block_with_similiar_load,
11785 add_deps_for_risky_insns): Likewise.
11786 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11787 schedule_region): Likewise.
11788 * see.c (eq_descriptor_pre_extension,
11789 hash_descriptor_pre_extension, hash_del_pre_extension,
11790 eq_descriptor_properties, hash_descriptor_properties,
11791 hash_del_properties, see_seek_pre_extension_expr,
11792 see_initialize_data_structures, see_print_register_properties,
11793 see_print_pre_extension_expr, see_delete_merged_def_extension,
11794 see_delete_unmerged_def_extension, see_emit_use_extension,
11795 see_pre_delete_extension, see_map_extension, see_commit_changes,
11796 see_analyze_merged_def_local_prop,
11797 see_analyze_merged_def_local_prop,
11798 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11799 see_set_prop_merged_def, see_set_prop_unmerged_def,
11800 see_set_prop_unmerged_use, see_print_one_extension,
11801 see_merge_one_use_extension, see_merge_one_def_extension,
11802 see_store_reference_and_extension, see_update_uses_relevancy,
11803 see_update_defs_relevancy): Likewise.
11804 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11805 hash_statistics_free, curr_statistics_hash): Likewise.
11806 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11807 expand_asm_operands, expand_return, case_bit_test_cmp,
11808 expand_case): Likewise.
11809 * stor-layout.c (start_record_layout): Likewise.
11810 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11811 gt_pch_save_stringpool): Likewise.
11812 * tree-data-ref.c (hash_stmt_vertex_info,
11813 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11814 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11816 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11819 * config/i386/i386.md : Change constraints of HImode and QImode
11820 immediate operands from "i" to "n". Change SImode "ni" constraint to
11821 "i" and SImode "rmi" constraint to "g". Remove all constraints
11822 from const0_operand and const1_operand predicated operands.
11823 (i): Change QImode and HImode attribute from "i" to "n".
11824 (*subqi_2): Change HImode operands to QImode.
11827 2008-06-25 Olivier Hainque <hainque@adacore.com>
11829 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11832 2008-06-25 Richard Guenther <rguenther@suse.de>
11834 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11835 not overflow the result type.
11837 2008-06-25 Richard Guenther <rguenther@suse.de>
11839 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11840 (vn_lookup): Likewise.
11842 2008-06-25 Richard Guenther <rguenther@suse.de>
11844 PR tree-optimization/35518
11845 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11846 * tree-sra.c (instantiate_element): Use fold_build3 to build
11848 (try_instantiate_multiple_fields): Likewise.
11850 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11852 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11855 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11857 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11858 use_backchain_to_restore_sp to true
11859 if the offset of the link register save area would go over the 32k - 1
11860 offset limit of the load
11863 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11865 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11866 anchor for the type-punning blurb. Cross-reference "Structures
11867 unions enumerations and bit-fields implementation". Provide a
11868 cast-through-pointer example. Make final sentence self-contained.
11869 * doc/implement-c.texi (Structures unions enumerations and
11870 bit-fields implementation): Cross-reference the type-punning blurb
11871 in the -fstrict-aliasing documentation.
11873 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11875 PR middle-end/36594
11876 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11877 the memory instead of the memory itself for the save area.
11879 2008-06-24 Olivier Hainque <hainque@adacore.com>
11880 Nicolas Roche <roche@adacore.com>
11882 * gengtype.c (srcdir_len): size_t instead of int.
11883 (get_file_realbasename): New function. For F a filename, the real
11884 basename of F, with all the path components stripped.
11885 (get_file_srcdir_relative_path): New function. For F a filename, the
11886 relative path to F from $(srcdir).
11887 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11888 get_file_realbasename. Adjust the head comment.
11889 (get_prefix_langdir_index): New function. For F a filename, return the
11890 lang_dir_names[] relative index of the language directory that is
11892 (get_file_langdir): For F a filename, return the name of the language
11893 directory where F is located.
11894 (get_file_gtfilename): New function. The gt- output file name for an
11896 (get_output_file_with_visibility): Replace in-line computations with
11897 uses of get_file_gtfilename and get_prefix_langdir_index.
11898 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11900 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11902 PR tree-optimization/36504
11903 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11904 references without base address.
11906 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11908 PR middle-end/36584
11909 * calls.c (expand_call): Increase alignment for recursive functions.
11911 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11913 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11914 (TARGET_FUNCTION_VALUE): New define.
11915 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11916 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11918 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11920 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11921 (fmod<mode>3): Ditto.
11922 (remainderxf3): Ditto.
11923 (remainder<mode>3): Ditto.
11925 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11928 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11929 REG is a hard register.
11931 PR tree-optimization/36508
11932 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11933 499, don't check it at all in release compilers.
11935 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11937 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11938 together with SSE_TARGET_MATH to disable insn pattern.
11939 (*fop_<MODEF:mode>_2_i387): Ditto.
11940 (*fop_<MODEF:mode>_3_i387): Ditto.
11942 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11944 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11946 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11948 PR middle-end/34906
11949 * gimplify.c (gimplify_asm_expr): Check the return code of
11950 parse_output_constraint call, set function return and is_inout
11951 value if it failed.
11953 2008-06-22 Ian Lance Taylor <iant@google.com>
11955 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11956 (narrowest_signed_type): Likewise.
11957 * c-typeck.c (c_common_type): Change local variable mclass to enum
11959 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11960 tcc_comparison, not the tree code itself.
11961 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11962 (c_expand_expr): Cast modifier to enum expand_modifier.
11963 * c-common.h (C_RID_CODE): Add casts.
11964 (C_SET_RID_CODE): Define.
11965 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11966 (c_lex_one_token): Add cast to avoid warning.
11967 (c_parser_objc_type_name): Rename local typename to type_name.
11968 (check_no_duplicate_clause): Change code parameter to enum
11970 (c_parser_omp_var_list_parens): Change kind parameter to enum
11972 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11973 c_parser_omp_list_var_parens.
11974 (c_parser_omp_threadprivate): Likewise.
11975 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11976 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11977 * c-format.c (NO_FMT): Define.
11978 (printf_length_specs): Use NO_FMT.
11979 (asm_fprintf_length_specs): Likewise.
11980 (gcc_diag_length_specs): Likewise.
11981 (scanf_length_specs): Likewise.
11982 (strfmon_length_specs): Likewise.
11983 (gcc_gfc_length_specs): Likewise.
11984 (printf_flag_specs): Change 0 to STD_C89.
11985 (asm_fprintf_flag_specs): Likewise.
11986 (gcc_diag_flag_specs): Likewise.
11987 (gcc_cxxdiag_flag_specs): Likewise.
11988 (scanf_flag_specs): Likewise.
11989 (strftime_flag_specs): Likewise.
11990 (strfmon_flag_specs): Likewise.
11991 (print_char_table): Likewise.
11992 (asm_fprintf_char_table): Likewise.
11993 (gcc_diag_char_table): Likewise.
11994 (gcc_tdiag_char_table): Likewise.
11995 (gcc_cdiag_char_table): Likewise.
11996 (gcc_cxxdiag_char_table): Likewise.
11997 (gcc_gfc_char_table): Likewise.
11998 (scan_char_table): Likewise.
11999 (time_char_table): Likewis.
12000 (monetary_char_table): Likewise.
12001 * c-format.h (BADLEN): Likewise.
12003 2008-06-21 Ian Lance Taylor <iant@google.com>
12005 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12006 Define END_OF_BASE_TREE_CODES around inclusion.
12007 * tree.c (tree_code_type): New global array.
12008 (tree_code_length, tree_code_name): Likewise.
12009 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12010 $(lang_tree_files).
12011 (all-tree.def, s-alltree): New targets.
12012 (gencheck.h, s-gencheck): Remove.
12013 (tree.o): Depend upon all-tree.def.
12014 (build/gencheck.o): Remove gencheck.h dependency.
12015 (mostlyclean): Don't remove gencheck.h.
12016 * c-common.h (enum c_tree_code): Remove.
12017 * c-lang.c (tree_code_type): Remove.
12018 (tree_code_length, tree_code_name): Remove.
12019 * gencheck.c (tree_codes): Include all-tree.def, rather than
12020 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12022 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12024 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12025 (operator_name_info): Size to MAX_TREE_CODES.
12026 (assignment_operator_name_info): Likewise.
12027 * cp/cp-lang.c (tree_code_type): Remove.
12028 (tree_code_length, tree_code_name): Remove.
12029 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12030 (assignment_operator_name_info): Likewise.
12031 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12033 * cp/mangle.c (write_expression): Likewise.
12034 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12035 * fortran/f95-lang.c (tree_code_type): Remove.
12036 (tree_code_length, tree_code_name): Remove.
12037 * java/java-tree.h (enum java_tree_code): Remove.
12038 * java/lang.c (tree_code_type): Remove.
12039 (tree_code_length, tree_code_name): Remove.
12040 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12041 * objc/objc-act.h (enum objc_tree_code): Remove.
12042 * objc/objc-lang.c (tree_code_type): Remove.
12043 (tree_code_length, tree_code_name): Remove.
12044 * objcp/objcp-lang.c (tree_code_type): Remove.
12045 (tree_code_length, tree_code_name): Remove.
12046 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12047 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12048 * ada/misc.c (tree_code_type): Remove.
12049 (tree_code_length, tree_code_name): Remove.
12051 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12053 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12054 the grand_bitmap_obstack.
12056 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12058 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12059 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12060 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12061 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12062 move_stmt_r, new_label_mapper): Likewise.
12063 * tree-complex.c (cvc_lookup): Likewise.
12064 * tree-dfa.c (create_function_ann): Likewise.
12065 * tree-dump.c (dump_register): Likewise.
12066 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12067 find_phi_replacement_condition): Likewise.
12068 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12069 tree_function_versioning): Likewise.
12070 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12071 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12072 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12073 get_nonlocal_debug_decl, convert_nonlocal_reference,
12074 convert_nonlocal_omp_clauses, get_local_debug_decl,
12075 convert_local_reference, convert_local_omp_clauses,
12076 convert_nl_goto_reference, convert_nl_goto_receiver,
12077 convert_tramp_reference, convert_call_expr): Likewise.
12078 * tree-outof-ssa.c (contains_tree_r): Likewise.
12079 * tree-parloops.c (reduction_phi, initialize_reductions,
12080 eliminate_local_variables_1, add_field_for_reduction,
12081 add_field_for_name, create_phi_for_local_result,
12082 create_call_for_reduction_1, create_loads_for_reductions,
12083 create_stores_for_reduction, create_loads_and_stores_for_name):
12085 * tree-phinodes.c (allocate_phi_node): Likewise.
12086 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12087 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12088 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12089 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12090 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12091 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12092 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12093 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12094 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12095 vn_nary_op_insert): Likewise.
12096 * tree-ssa.c (redirect_edge_var_map_add,
12097 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12098 * tree-vectorizer.c (vectorize_loops): Likewise.
12099 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12100 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12101 tree_cons_stat, build1_stat, build_variant_type_copy,
12102 decl_init_priority_lookup, decl_fini_priority_lookup,
12103 decl_priority_info, decl_restrict_base_lookup,
12104 decl_restrict_base_insert, decl_debug_expr_lookup,
12105 decl_debug_expr_insert, decl_value_expr_lookup,
12106 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12107 type_hash_add, get_file_function_name, tree_check_failed,
12108 tree_not_check_failed, tree_range_check_failed,
12109 omp_clause_range_check_failed, build_omp_clause,
12110 build_vl_exp_stat): Likewise.
12111 * value-prof.c (gimple_histogram_value,
12112 gimple_duplicate_stmt_histograms): Likewise.
12113 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12114 unshare_variable, variable_union_info_cmp_pos, variable_union,
12115 dataflow_set_different_1, dataflow_set_different_2,
12116 vt_find_locations, variable_was_changed, set_variable_part,
12117 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12118 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12119 section_entry_hash, object_block_entry_eq,
12120 object_block_entry_hash, create_block_symbol,
12121 initialize_cold_section_name, default_function_rodata_section,
12122 strip_reg_name, set_user_assembler_name, const_desc_eq,
12123 build_constant_desc, output_constant_def, lookup_constant_def,
12124 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12125 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12126 default_internal_label): Likewise.
12127 * varray.c (varray_init, varray_grow): Likewise.
12128 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12130 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12132 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12133 operators for "test" insn. Macroize insn using SWI mode macro.
12134 (*jcc_fused_2): Ditto.
12135 (*jcc_fused_3): Macroize insn using SWI mode macro.
12136 (*jcc_fused_4): Ditto.
12138 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12140 * tree-ssa-pre.c: Fix typo in comment.
12141 (init_antic, fini_antic): Add explicit funtions for
12142 initializing and deinitializing ANTIC and AVAIL sets.
12143 (create_expression_by_pieces): Fix typo in comment.
12144 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12145 (execute_pre): Eventually dump details about ANTIC_IN.
12147 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12149 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12150 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12151 add_to_obstack, file_at_path, find_a_file, execute,
12152 add_preprocessor_option, add_assembler_option, add_linker_option,
12153 process_command, insert_wrapper, do_option_spec, do_self_spec,
12154 spec_path, do_spec_1, is_directory, main, used_arg,
12155 getenv_spec_function): Likewise.
12156 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12157 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12160 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12162 * doc/rtl.texi: Updated subreg section.
12164 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12167 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12168 node->needed and node->reachable.
12169 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12170 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12171 (expand_task_call): Don't call expand_task_copyfn.
12172 (expand_task_copyfn): Renamed to...
12173 (finalize_task_copyfn): ... this.
12175 2008-06-19 Jan Hubicka <jh@suse.cz>
12177 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12178 clobbering framepointer.
12180 2008-06-19 Jan Hubicka <jh@suse.cz>
12182 * tree-optimize.c (execute_early_local_optimizations): Set
12183 cgraph_state only at first invocation.
12185 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12187 * system.h (-Wc++-compat): Activate as a warning, no an error.
12189 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12191 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12192 instead of "#" in insn asm template.
12193 (*jcc_fused_2): Ditto.
12195 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12197 * config/i386/i386.h (ix86_tune_indices)
12198 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12199 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12200 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12201 (*jcc_fused_2): Ditto.
12202 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12203 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12204 (print operand): Handle 'E' and 'e' code.
12206 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12208 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12209 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12210 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12212 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12214 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12216 (cgraph_expand_function): Use local copy of decl.
12217 (cgraph_expand_all_functions): Remove redundant initialization of
12219 (cgraph_optimize): Reword internal_error message.
12221 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12223 * arm-protos.h (arm_return_in_memory): Remove public
12224 arm_return_in_memory() prototype.
12225 * arm.c (arm_return_in_memory): Add static prototype, add target
12226 hook macro, change definition and comments.
12227 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12229 2008-06-19 Ben Elliston <bje@au.ibm.com>
12231 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12232 real.c: Remove references to IEEE 754R.
12233 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12234 * doc/libgcc.texi (Decimal float library routines): Likewise.
12236 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12238 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12239 (default_unwind_word_mode): Add prototype.
12240 * targhooks.c (default_unwind_word_mode): New function.
12241 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12242 instead of word_mode.
12243 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12244 (TARGET_INITIALIZER): Use it.
12246 * c-common.c (handle_mode_attribute): Support "unwind_word"
12248 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12250 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12251 word_mode to access SjLj_Function_Context member "data".
12252 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12253 conversion from targetm.eh_return_filter_mode () to
12254 targetm.unwind_word_mode () if they differ.
12256 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12257 (BT_FN_UNWINDWORD_PTR): New function type.
12258 (BT_FN_WORD_PTR): Remove.
12259 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12260 * except.c (expand_builtin_extend_pointer): Convert pointer to
12261 targetm.unwind_word_mode () instead of word_mode.
12263 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12264 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12265 (spu_unwind_word_mode): New function.
12266 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12267 (TARGET_UNWIND_WORD_MODE): Define.
12268 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12270 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12272 * config/spu/spu.c (reg_align): Remove.
12273 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12274 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12275 (spu_split_store): Likewise.
12277 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12279 * gcc/tree-vn.c: Fix typo in comment.
12281 2008-06-18 Jan Hubicka <jh@suse.cz>
12283 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12284 toplevel reorder too.
12286 2008-06-18 Jan Hubicka <jh@suse.cz>
12288 * c-opts.c (c_common_post_options): PCH is not compatible with
12290 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12291 -fno-toplevel-reorder by default now.
12293 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12295 PR documentation/30739
12296 * doc/install.texi (Prerequisites): Document dependency on awk.
12298 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12299 Ian Lance Taylor <iant@google.com>
12301 PR rtl-optimization/35604
12302 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12303 only want to change jump destinations, not eventual label comparisons.
12305 2008-06-16 Jan Hubicka <jh@suse.cz>
12307 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12309 (cgraph_analyze_function): Likewise.
12311 2008-06-16 Jan Hubicka <jh@suse.cz>
12313 * cgraph.h (cgraph_mark_if_needed): New function.
12314 * cgraphunit.c (cgraph_mark_if_needed): New function.
12315 * c-decl.c (duplicate_decl): Use it.
12317 2008-06-16 Jan Hubicka <jh@suse.cz>
12319 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12322 2008-06-16 Jan Hubicka <jh@suse.cz>
12324 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12326 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12327 Kazu Hirata <kazu@codesourcery.com>
12328 Maxim Kuvyrkov <maxim@codesourcery.com
12330 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12331 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12332 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12333 EXTRA_SPEC_FUNCTIONS.
12334 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12335 (DRIVER_SELF_SPECS): Adjust.
12336 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12337 * config/mips/st.h, config/mips/t-st: New.
12338 * config/mips/driver-native.c, config/mips/x-native: New.
12339 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12342 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12344 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12346 (ISA_HAS_FP_CONDMOVE): New macro.
12347 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12348 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12349 (ISA_HAS_NMADD3_NMSUB3): New macro.
12350 * config/mips/mips.c (mips_rtx_costs): Update.
12351 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12352 compiling for ST Loongson 2E/2F.
12353 (madd<mode>): Rename to madd4<mode>. Update.
12354 (madd3<mode>): New pattern.
12355 (msub<mode>): Rename to msub4<mode>. Update.
12356 (msub3<mode>): New pattern.
12357 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12358 (nmadd3<mode>): New pattern.
12359 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12360 (nmadd3<mode>_fastmath): New pattern.
12361 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12362 (nmsub3<mode>): New pattern.
12363 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12364 (nmsub3<mode>_fastmath): New pattern.
12365 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12367 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12369 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12370 (DF_REF_INSN_INFO): New.
12371 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12372 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12373 with a NULL DF_REF_INSN_INFO.
12374 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12376 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12377 DF_INSN_INFO_EQ_USES): New.
12378 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12379 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12380 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12381 * df-core.c: Update comment for above changes.
12382 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12383 DF_INSN_UID_* macros.
12384 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12385 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12386 insn rtx. Update all callers.
12387 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12388 df_ref_create_structure, df_insn_refs_collect): Likewise.
12389 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12390 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12391 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12392 macros to access the insn refs.
12393 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12394 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12395 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12396 for accessing the refs.
12397 (try_fwprop_subst): Likewise.
12398 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12399 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12400 for accessing the refs.
12401 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12402 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12403 to look at the insn refs.
12404 (record_uses): Likewise.
12405 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12407 (mark_artificial_uses): Don't mark_insn for artificial refs.
12408 (mark_reg_rependencies): Likewise.
12410 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12412 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12414 * configure: Regenerate.
12416 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12418 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12419 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12420 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12422 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12424 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12425 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12426 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12428 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12430 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12431 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12432 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12434 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12436 * tree-ssa-sccvn.c: Fix format of comments.
12438 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12440 * cgraph.c: Remove unneeded forward declarations of eq_node()
12443 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12445 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12447 (see_update_relevancy): Likewise.
12448 * fwprop.c (try_fwprop_subst): Likewise.
12449 * rtlanal.c (noop_move_p): Likewise.
12450 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12451 notes to non-existing libcall blocks.
12452 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12454 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12455 (dead_libcall_p): Remove.
12456 (delete_trivially_dead_insns): Don't use it.
12457 * web.c (union_defs): Remove comment about keeping nops.
12458 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12459 (compute_hash_table_work): Don't track libcall notes.
12460 (do_local_cprop): Don't take libcall pointers. Don't update
12462 (adjust_libcall_notes): Deleted.
12463 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12464 ever have existed in the first place).
12465 (replace_store_insn): Don't try to remove libcall notes.
12466 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12467 (resolve_reg_notes): Don't call them.
12468 (resolve_simple_move): Likewise.
12469 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12470 Don't remove REG_RETVAL notes.
12471 * emit-rtl.c (try_split): Don't update libcall notes.
12472 (emit_copy_of_insn_after): Dito.
12473 * cselib.c (cselib_current_insn_in_libcall): Remove.
12474 (cselib_process_insn): Don't set/clear it.
12475 (new_elt_loc_list): Don't record it.
12476 (cselib_init): Don't initialize it.
12477 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12478 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12480 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12481 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12482 (init_deps): Don't initialize it.
12483 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12484 * combine.c (delete_noop_moves): Don't update libcall notes.
12485 (can_combine_p): Remove now pointless #if 0 block.
12486 (try_combine): Remove another obsolete #if 0 block.
12487 (distribute_notes): Don't distribute libcall notes.
12488 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12489 * dce.c (libcall_dead_p): Remove.
12490 (delete_unmarked_insns): Don't handle libcall blocks.
12491 (preserve_libcall_for_dce): Remove.
12492 (prescan_insns_for_dce): Don't special-case libcall block insns.
12493 * reload1 (reload): Don't handle libcall notes.
12494 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12497 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12499 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12500 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12501 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12503 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12505 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12506 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12507 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12509 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12511 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12513 2008-06-16 Ira Rosen <irar@il.ibm.com>
12515 PR tree-optimization/36493
12516 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12517 the arguments list. Use VECTYPE to create vector pointer.
12518 (vectorizable_store): Fail if accesses through a pointer to vectype
12519 do not alias the original memory reference operands.
12520 Call vect_create_data_ref_ptr without the removed argument.
12521 (vectorizable_load): Likewise.
12522 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12525 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12528 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12529 reg_equiv_constant.
12531 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12533 * config/mips/loongson2ef.md: New file.
12534 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12535 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12536 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12537 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12538 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12540 (loongson2ef.md): New include.
12541 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12542 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12543 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12544 (loongson_gt_<mode>, loongson_extract_halfword)
12545 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12546 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12547 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12548 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12549 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12550 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12551 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12552 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12553 (vec_interleave_low<mode>): Define type attribute.
12554 * config/mips/mips.c (mips_ls2): New static variable.
12555 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12556 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12557 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12558 Implement target scheduling hooks.
12559 (mips_multipass_dfa_lookahead): Update to handle tuning for
12561 (mips_sched_init): Initialize data for Loongson scheduling.
12562 (mips_ls2_variable_issue): New static function.
12563 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12565 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12566 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12567 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12568 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12569 Handle ST Loongson 2E/2F cores.
12570 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12572 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12574 * omp-low.c (extract_omp_for_data): Fix comment typo.
12577 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12579 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12580 FIXME note about gcc/config.guess.
12581 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12582 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12583 * doc/cppopts.texi: Likewise.
12584 * doc/extend.texi: Likewise.
12585 * doc/gcc.texi: Likewise.
12586 * doc/gccint.texi: Likewise.
12587 * doc/gcov.texi: Likewise.
12588 * doc/gty.texi: Likewise.
12589 * doc/hostconfig.texi: Likewise.
12590 * doc/install.texi: Likewise.
12591 * doc/invoke.texi: Likewise.
12592 * doc/loop.texi: Likewise.
12593 * doc/makefile.texi: Likewise.
12594 * doc/md.texi: Likewise.
12595 * doc/passes.texi: Likewise.
12596 * doc/tm.texi: Likewise.
12597 * doc/tree-ssa.texi: Likewise.
12598 * doc/trouble.texi: Likewise.
12600 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12601 Nathan Sidwell <nathan@codesourcery.com>
12602 Maxim Kuvyrkov <maxim@codesourcery.com>
12603 Richard Sandiford <rdsandiford@googlemail.com>
12605 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12606 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12607 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12609 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12610 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12611 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12613 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12614 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12615 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12616 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12617 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12618 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12619 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12620 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12621 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12622 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12623 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12624 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12625 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12626 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12627 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12628 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12629 (mips_builtins): Add Loongson builtins.
12630 (mips_loongson_2ef_bdesc): New.
12631 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12632 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12633 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12634 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12636 (mips_expand_vector_init): New.
12637 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12638 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12640 * config/mips/mips.md: Add unspec numbers for Loongson
12641 builtins. Include loongson.md.
12642 (MOVE64): Include Loongson vector modes.
12643 (SPLITF): Include Loongson vector modes.
12644 (HALFMODE): Handle Loongson vector modes.
12645 * config/mips/loongson.md: New.
12646 * config/mips/loongson.h: New.
12647 * config.gcc: Add loongson.h header for mips*-*-* targets.
12648 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12650 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12652 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12653 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12654 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12655 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12656 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12657 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12658 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12659 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12660 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12661 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12662 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12663 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12664 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12665 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12666 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12667 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12668 Remove use_fixproto=yes.
12669 (ia64*-*-hpux*): Remove comment about using fixproto.
12670 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12672 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12674 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12676 * configure: Regenerate.
12678 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12680 PR middle-end/36520
12681 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12682 before evaluating it.
12684 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12687 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12688 nested inline functions.
12689 (start_decl, start_function): Don't invert DECL_EXTERNAL
12690 for nested inline functions.
12692 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12694 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12695 splits that must be made for correctness.
12697 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12699 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12700 (AVAIL_NON_MIPS16): Likewise.
12701 (mips_builtin_description): Replace target_flags with a predicate.
12702 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12703 (dspr2_32): New availability predicates.
12704 (MIPS_BUILTIN): New macro.
12705 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12706 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12707 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12708 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12709 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12710 (mips_dsp_32only_bdesc): Merge into...
12711 (mips_builtins): ...this new array.
12712 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12713 (mips_init_builtins): Update after above changes.
12714 (mips_expand_builtin_1): Merge into...
12715 (mips_expand_builtin): ...here and update after above changes.
12717 2008-06-12 Paul Brook <paul@codesourcery.com>
12719 * longlong.h (__arm__): Define count_leading_zeros.
12720 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12721 (clzsi2, clzdi2): New functions.
12722 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12723 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12724 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12725 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12726 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12727 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12728 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12729 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12730 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12731 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12733 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12735 * config/m68k/m68k.c (m68k_tune_flags): New.
12736 (override_options): Compute m68k_tune_flags.
12737 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12738 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12740 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12742 PR middle-end/36506
12743 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12745 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12747 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12748 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12750 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12752 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12753 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12755 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12757 PR middle-end/36506
12758 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12761 2008-06-12 Richard Guenther <rguenther@suse.de>
12763 PR tree-optimization/36345
12764 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12765 add memory_tag_needed flag.
12766 (may_alias_p): Declare.
12767 * tree-ssa-alias.c (may_alias_p): Export.
12768 (set_initial_properties): Use memory_tag_needed flag.
12769 (update_reference_counts): Likewise.
12770 (reset_alias_info): Reset memory_tag_needed flag.
12771 (create_name_tags): Check memory_tag_needed flag.
12772 (dump_points_to_info_for): Dump it.
12773 * tree-ssa-structalias.c (struct variable_info): Remove
12774 directly_dereferenced flag.
12775 (new_var_info): Do not initialize it.
12776 (process_constraint_1): Do not set it.
12777 (update_alias_info): Set is_dereferenced flag.
12778 (set_uids_in_ptset): Use may_alias_p.
12779 (set_used_smts): Check memory_tag_needed flag.
12780 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12781 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12782 memory_tag_needed flag.
12783 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12784 from broken design.
12786 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12788 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12789 red zone for w64 abi.
12790 (ix86_expand_prologue): Likewise.
12791 (ix86_force_to_memory): Likewise.
12792 (ix86_free_from_memory): Likewise.
12794 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12797 * config/rs6000/rs6000.c (rs6000_override_options): Set
12798 rs6000_isel conditionally to the absence of comand line override.
12799 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12800 Remove duplicate rs6000_isel setting.
12801 * config/rs6000/eabispe.h: Ditto.
12803 2008-06-11 Richard Guenther <rguenther@suse.de>
12805 * alias.c (get_alias_set): Use the element alias-set for arrays.
12806 (record_component_aliases): For arrays and vectors do nothing.
12807 * c-common.c (strict_aliasing_warning): Handle the cases
12808 of alias set zero explicitly.
12809 * Makefile.in (dfp.o-warn): Add -Wno-error.
12811 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12813 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12815 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12816 tune_32 tune_64 to supported_defaults. Allow values not
12817 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12818 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12819 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12820 with_cpu_64 to generic for 64-bit-supporting configurations, not
12821 with_cpu. Remove FIXMEs.
12822 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12823 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12824 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12825 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12826 arch_32 and arch_64.
12828 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12829 Olivier Hainque <hainque@adacore.com>
12831 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12832 Use DECL_SIZE_UNIT to retrieve the size of the field.
12834 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12836 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12837 with function calls after declarations. Lay out
12838 neon_float_type_node before further use.
12840 2008-06-11 Richard Guenther <rguenther@suse.de>
12842 * tree-flow.h (may_point_to_global_var): Declare.
12843 * tree-ssa-alias.c (may_point_to_global_var): New function.
12844 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12846 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12848 * configure.ac: Teach that fido supports .debug_line.
12849 * configure: Regenerate.
12851 2008-06-10 Tom Tromey <tromey@redhat.com>
12853 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12856 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12858 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12859 (encode_decimal64, decode_decimal64, encode_decimal128,
12860 decode_decimal128): Reverse order of 32-bit parts of value if host
12861 and target endianness differ.
12863 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12865 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12866 Avoid division by 0.
12867 (tree_mod_pow2_value_transform): Likewise.
12868 (tree_ic_transform): Likewise.
12869 (tree_stringops_transform): Likewise.
12870 (tree_mod_subtract_transform): Likewise.
12871 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12872 (copy_edges_for_bb): Likewise.
12873 (initialize_cfun): Likewise.
12875 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12877 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12878 nonmemory_operand. Add "N" operand constraint.
12880 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12881 (*jcc_btsi_mask): Ditto.
12882 (*jcc_btsi_mask_1): Ditto.
12884 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12886 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12887 TYPE_CANONICAL for copied element type.
12889 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12892 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12893 Add m_CORE2 and m_GENERIC.
12894 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12895 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12897 (*jcc_btdi_rex64): New instruction and split pattern.
12898 (*jcc_btsi): Ditto.
12899 (*jcc_btsi_1): Ditto.
12900 (*btsq): Fix Intel asm dialect operand order.
12904 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12906 PR middle-end/36447
12907 * simplify-rtx.c (simplify_subreg): Add check for shift count
12910 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12912 * doc/md.texi: Synchronize with later constraints.md change.
12913 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12914 with a C implementation.
12915 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12917 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12918 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12919 when moving to and from MD_REGNUM.
12920 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12921 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12922 Handle byte and halfword moves.
12923 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12925 * config/mips/constraints.md (h): Turn into NO_REGS.
12926 (l, x): Update documentation.
12927 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12928 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12929 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12930 (HILO): New mode iterator.
12932 (any_div): New code iterator.
12933 (u): Extend code attribute to div and udiv.
12934 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12935 d_operand in the splitters. Remove redundant CONST_INT checks.
12936 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12937 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12938 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12939 accordingly, using normal moves instead of unspecs to move LO into
12940 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12941 (<u>mulsidi3): Handle expansion in C code.
12942 (<u>mulsidi3_32bit_internal): Rename to...
12943 (<u>mulsidi3_32bit): ...this.
12944 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12945 (*<u>mulsidi3_64bit): Rename to...
12946 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12947 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12948 to set LO and HI to the multiplication result. Use a normal move
12949 for MFLO and an unspec for MFHI.
12950 (*<u>mulsidi3_64bit_parts): Replace with...
12951 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12952 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12953 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12954 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12955 instead of HI. Split the instruction into a separate multiplication
12956 and MFHI if !TARGET_FIX_R4000.
12957 (<su>muldi3_highpart): Likewise.
12958 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12959 and the "=h" clobber.
12960 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12961 (<u>mulditi3): New expander.
12962 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12963 (madsi): Remove "=h" clobber.
12964 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12965 Force the modulus result to be a GPR and split the instruction into
12966 a division followed by an MFHI after reload.
12967 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12968 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12969 the MIPS16 HIGH define_split.
12970 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12971 of acc<->gpr moves to "multi".
12972 (*movdi_64bit): Replace the single "x" alternative with
12973 alternatives for moving into and out of "a".
12974 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12975 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12976 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12977 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12978 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12979 (movti): New expander.
12980 (*movti, *movti_mips16): New insns.
12981 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12982 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12983 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12984 * config/mips/predicates.md (fpr_operand): Delete.
12985 (d_operand): New predicate.
12987 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12989 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12990 failure on some Bourne shells.
12991 (x86_64-*-*): Ditto.
12993 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12995 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12997 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12999 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13000 (sparc-sun-solaris2*): Likewise.
13002 2008-06-09 Arnaud Charlet <charlet@adacore.com
13004 * doc/install.texi: Update requirements to build the Ada compiler.
13006 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13008 * df-scan.c (struct df_scan_problem_data): Remove the
13009 mw_link_pool alloc pool.
13010 (df_scan_free_internal): Don't free it.
13011 (df_scan_alloc): Don't allocate it.
13012 * df.h (struct df_link): Update comment.
13014 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13016 * except.h: Correct checks for when SJLJ exceptions must be used.
13018 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13020 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13023 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13025 PR tree-optimization/36218
13026 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13027 configure for the build system.
13028 (BUILD_LDFLAGS): Define.
13029 * configure: Regenerate.
13030 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13032 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13035 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13036 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13037 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13039 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13041 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13043 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13045 * config.gcc (Obsolete configurations): Remove list of
13047 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13048 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13049 targets matched by those patterns.
13050 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13051 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13052 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13053 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13054 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13055 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13056 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13057 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13058 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13059 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13060 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13061 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13062 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13063 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13064 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13065 Make code for Solaris 7 and greater unconditional for Solaris.
13066 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13067 Remove --with-* handling.
13068 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13069 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13070 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13071 LINK_OS_WINDISS_SPEC): Remove.
13072 * config/rs6000/sysv4.opt (mwindiss): Remove.
13073 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13074 * configure: Regenerate.
13075 * doc/cpp.texi: Don't mention BeOS.
13076 * doc/extend.texi (interrupt): Don't mention MS1.
13077 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13078 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13079 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13080 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13081 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13083 * doc/invoke.texi (MT Options): Remove.
13084 (-mwindiss): Remove.
13085 (CRIS Options): Remove cris-axis-aout references.
13086 (HPPA Options): Don't mention hppa1.1-*-pro.
13087 * doc/md.texi: (MorphoTech family): Remove.
13088 * libgcc2.c: Don't handle UWIN.
13089 * config/alpha/t-unicosmk: Remove.
13090 * config/alpha/unicosmk.h: Remove.
13091 * config/arm/kaos-arm.h: Remove.
13092 * config/arm/kaos-strongarm.h: Remove.
13093 * config/arm/strongarm-coff.h: Remove.
13094 * config/arm/strongarm-elf.h: Remove.
13095 * config/arm/strongarm-pe.h: Remove.
13096 * config/arm/t-strongarm-pe: Remove.
13097 * config/arm/t-xscale-coff: Remove.
13098 * config/arm/t-xscale-elf: Remove.
13099 * config/arm/xscale-coff.h: Remove.
13100 * config/arm/xscale-elf.h: Remove.
13101 * config/chorus.h: Remove.
13102 * config/cris/aout.h: Remove.
13103 * config/cris/aout.opt: Remove.
13104 * config/cris/t-aout: Remove.
13105 * config/i386/beos-elf.h: Remove.
13106 * config/i386/kaos-i386.h: Remove.
13107 * config/i386/ptx4-i.h: Remove.
13108 * config/i386/sco5.h: Remove.
13109 * config/i386/sco5.opt: Remove.
13110 * config/i386/sysv4-cpp.h: Remove.
13111 * config/i386/sysv5.h: Remove.
13112 * config/i386/t-beos: Remove.
13113 * config/i386/t-sco5: Remove.
13114 * config/i386/t-uwin: Remove.
13115 * config/i386/uwin.asm: Remove.
13116 * config/i386/uwin.h: Remove.
13117 * config/kaos.h: Remove.
13118 * config/mips/windiss.h: Remove.
13119 * config/mt: Remove directory.
13120 * config/pa/pa-osf.h: Remove.
13121 * config/pa/pa-pro-end.h: Remove.
13122 * config/pa/t-pro: Remove.
13123 * config/ptx4.h: Remove.
13124 * config/rs6000/beos.h: Remove.
13125 * config/rs6000/kaos-ppc.h: Remove.
13126 * config/rs6000/t-beos: Remove.
13127 * config/rs6000/windiss.h: Remove.
13128 * config/sh/kaos-sh.h: Remove.
13129 * config/sol2-6.h: Remove.
13130 * config/sparc/sol26-sld.h: Remove.
13131 * config/sparc/sysv4-only.h: Remove.
13132 * config/vax/bsd.h: Remove.
13133 * config/vax/t-memfuncs: Remove.
13134 * config/vax/ultrix.h: Remove.
13135 * config/vax/vaxv.h: Remove.
13136 * config/windiss.h: Remove.
13138 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13140 PR rtl-optimization/36438
13141 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13142 for vector shifts with constant scalar shift operands.
13144 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13146 * doc/invoke.texi: Document -march=xlr.
13147 * config/mips/xlr.md: New file.
13148 * config/mips/mips.md: Include it.
13150 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13151 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13152 (mips_rtx_cost_data): Likewise.
13154 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13156 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13157 PRE_INC and PRE_DEC cases.
13159 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13161 PR rtl-optimization/36419
13162 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13163 the emitting jump insn.
13166 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13167 is not bool, boolify the whole *expr_p and convert to the desired type.
13169 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13171 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13172 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13173 Add omp_private_outer_ref hook, add another argument to
13174 omp_clause_default_ctor hook.
13175 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13176 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13177 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13178 hook_tree_tree_tree_tree_null.
13179 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13180 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13181 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13182 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13183 * tree.def (OMP_TASK): New tree code.
13184 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13185 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13186 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13187 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13188 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13189 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13190 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13191 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13192 (OMP_DIRECTIVE_P): Add OMP_TASK.
13193 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13194 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13195 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13196 and OMP_CLAUSE_UNTIED entries.
13197 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13199 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13200 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13201 * tree-pretty-print.c (dump_omp_clause): Handle
13202 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13203 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13204 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13205 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13206 warning about unsigned iterators. Change decl/init/cond/incr
13207 arguments to TREE_VECs, check arguments for all collapsed loops.
13208 (c_finish_omp_taskwait): New function.
13209 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13211 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13212 default_function_array_conversion on init. Add par_clauses argument.
13213 If decl is present in parallel's lastprivate clause, change it to
13214 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13215 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13216 collapse count in clauses.
13217 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13218 c_parser_omp_for_loop callers.
13219 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13220 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13221 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13222 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13224 (c_parser_omp_clause_schedule): Handle schedule(auto).
13225 Include correct location in the error message.
13226 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13227 and PRAGMA_OMP_CLAUSE_UNTIED.
13228 (OMP_TASK_CLAUSE_MASK): Define.
13229 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13230 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13231 * tree-nested.c (convert_nonlocal_omp_clauses,
13232 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13233 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13234 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13235 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13237 (conver_nonlocal_reference, convert_local_reference,
13238 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13239 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13240 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13241 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13242 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13243 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13244 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13245 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13246 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13248 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13249 * c-common.h (c_finish_omp_taskwait): New prototype.
13250 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13251 * tree-parloops.c (create_parallel_loop): Create 1 entry
13252 vectors for OMP_FOR_{INIT,COND,INCR}.
13253 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13254 (make_edges): Handle OMP_TASK.
13255 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13256 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13257 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13258 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13259 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13260 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13261 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13262 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13263 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13264 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13265 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13266 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13267 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13268 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13269 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13270 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13271 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13272 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13273 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13274 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13275 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13276 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13277 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13278 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13279 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13280 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13281 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13282 original iterator is present in lastprivate clause or if
13283 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13284 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13285 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13286 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13287 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13288 if it is set, lookup var in outer contexts too. Handle
13289 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13290 to be implicitly determined firstprivate for task regions.
13291 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13292 if it is set, lookup var in outer contexts too. Set
13293 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13294 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13295 OMP_CLAUSE_UNTIED. Take region_type as last argument
13296 instead of in_parallel and in_combined_parallel.
13297 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13299 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13300 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13301 (new_omp_context): Set default_kind to
13302 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13303 (omp_region_type): New enum.
13304 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13305 fields, add region_type.
13306 (new_omp_context): Take region_type as argument instead of is_parallel
13307 and is_combined_parallel.
13308 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13309 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13310 ctx->is_combined_parallel checks.
13311 (gimplify_omp_task): New function.
13312 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13314 * omp-low.c (extract_omp_for_data): Use schedule(static)
13315 for schedule(auto). Handle pointer and unsigned iterators.
13316 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13317 Add loops argument. Extract data for collapsed OMP_FOR loops.
13318 (expand_parallel_call): Assert sched_kind isn't auto,
13319 map runtime schedule to index 3.
13320 (struct omp_for_data_loop): New type.
13321 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13322 Add loop, loops, collapse and iter_type fields.
13323 (workshare_safe_to_combine_p): Disallow combined for if
13324 iter_type is unsigned long long. Don't combine collapse > 1 loops
13325 unless all bounds and steps are constant. Adjust extract_omp_for_data
13327 (expand_omp_for_generic): Handle pointer, unsigned and long long
13328 iterators. Handle collapsed OMP_FOR loops. Adjust
13329 for struct omp_for_data changes. If libgomp function doesn't return
13330 boolean_type_node, add comparison of the return value with 0.
13331 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13332 pointer, unsigned and long long iterators. Adjust for struct
13333 omp_for_data changes.
13334 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13335 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13336 unsigned long long. Allocate loops array, pass it to
13337 extract_omp_for_data. For collapse > 1 loops use always
13338 expand_omp_for_generic.
13339 (omp_context): Add sfield_map and srecord_type fields.
13340 (is_task_ctx, lookup_sfield): New functions.
13341 (use_pointer_for_field): Use is_task_ctx helper. Change first
13342 argument's type from const_tree to tree. Clarify comment.
13343 In OMP_TASK disallow copy-in/out sharing.
13344 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13345 (install_var_field): Add mask argument. Populate both record_type
13346 and srecord_type if needed.
13347 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13349 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13350 and DECL_FIELD_OFFSET.
13351 (scan_sharing_clauses): Adjust install_var_field callers. For
13352 firstprivate clauses on explicit tasks allocate the var by value in
13353 record_type unconditionally, rather than by reference.
13354 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13355 Use is_taskreg_ctx instead of is_parallel_ctx.
13356 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13357 (create_omp_child_function_name): Add task_copy argument, use
13358 *_omp_cpyfn* names if it is true.
13359 (create_omp_child_function): Add task_copy argument, if true create
13360 *_omp_cpyfn* helper function.
13361 (scan_omp_parallel): Adjust create_omp_child_function callers.
13362 Rename parallel_nesting_level to taskreg_nesting_level.
13363 (scan_omp_task): New function.
13364 (lower_rec_input_clauses): Don't run constructors for firstprivate
13365 explicit task vars which are initialized by *_omp_cpyfn*.
13366 Pass outer var ref to omp_clause_default_ctor hook if
13367 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13368 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13369 OMP_CLAUSE_REDUCTION_INIT.
13370 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13371 avoid duplicate setting of fields. Handle
13372 OMP_CLAUSE_PRIVATE_OUTER_REF.
13373 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13374 copy-out if TREE_READONLY, only copy-in.
13375 (expand_task_copyfn): New function.
13376 (expand_task_call): New function.
13377 (struct omp_taskcopy_context): New type.
13378 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13380 (lower_omp_parallel): Rename to...
13381 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13382 Call create_task_copyfn if srecord_type is needed. Adjust
13384 (task_shared_vars): New variable.
13385 (check_omp_nesting_restrictions): Warn if work-sharing,
13386 barrier, master or ordered region is closely nested inside OMP_TASK.
13387 Add warnings for barrier if closely nested inside of work-sharing,
13388 ordered, or master region.
13389 (scan_omp_1): Call check_omp_nesting_restrictions even for
13390 GOMP_barrier calls. Rename parallel_nesting_level to
13391 taskreg_nesting_level. Handle OMP_TASK.
13392 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13393 work-sharing construct, continue looking for them on parent parallel
13395 (lower_omp_for_lastprivate): Add lastprivate clauses
13396 to the beginning of dlist rather than end. Adjust for struct
13397 omp_for_data changes.
13398 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13399 not after it. Handle collapsed OMP_FOR loops, adjust for
13400 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13401 (get_ws_args_for): Adjust extract_omp_for_data caller.
13402 (scan_omp_for): Handle collapsed OMP_FOR
13403 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13404 (lower_omp_single_simple): If libgomp function doesn't return
13405 boolean_type_node, add comparison of the return value with 0.
13406 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13407 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13408 (parallel_nesting_level): Rename to...
13409 (taskreg_nesting_level): ... this.
13410 (is_taskreg_ctx): New function.
13411 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13412 of is_parallel_ctx.
13413 (execute_lower_omp): Rename parallel_nesting_level to
13414 taskreg_nesting_level.
13415 (expand_omp_parallel): Rename to...
13416 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13417 Call omp_task_call for OMP_TASK regions.
13418 (expand_omp): Adjust caller, handle OMP_TASK.
13419 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13421 * bitmap.c (bitmap_default_obstack_depth): New variable.
13422 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13423 if argument is NULL and bitmap_default_obstack is already initialized.
13424 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13426 * matrix-reorg.c (matrix_reorg): Likewise.
13428 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13430 * config/i386/i386.md (*indirect_jump): Macroize using P
13431 mode iterator. Remove !TARGET_64BIT from insn constraints.
13432 (*tablejump_1): Ditto.
13433 (*indirect_jump_rex64): Remove insn pattern.
13434 (*tablejump_1_rex64): Ditto.
13435 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13436 and eh_return_si insn patterns.
13438 2008-06-06 Richard Guenther <rguenther@suse.de>
13440 * tree-ssa-structalias.c (merge_smts_into): Remove.
13441 (find_what_p_points_to): Do not bother to compute the
13442 points-to set for pt_anything pointers.
13443 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13444 for pt_anything pointers is ok.
13446 2008-06-06 Jan Hubicka <jh@suse.cz>
13448 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13450 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13452 * cgraph.c: Fix typos in comments.
13453 (cgraph_availability_names): Fix string typo.
13454 * fold-const.c: Fix typos in comments.
13455 (fold_binary): Fix typo in warning.
13456 * genautomata.c: Fix typos in comments.
13457 (check_presence_pattern_sets): Fix typo in local variable.
13458 (output_description): Fix typo in output.
13459 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13460 * hwint.h: Likewise.
13461 * matrix-reorg.c (check_allocation_function): Likewise.
13462 * omega.c (smooth_weird_equations): Likewise.
13463 * auto-inc-dec.c: Fix typos in comments.
13464 * bb-reorder.c: Likewise.
13465 * builtins.c: Likewise.
13466 * c-common.c: Likewise.
13467 * c-cppbuiltin.c: Likewise.
13468 * c-parser.c: Likewise.
13469 * c-pretty-print.c: Likewise.
13470 * cfgcleanup.c: Likewise.
13471 * cfgexpand.c: Likewise.
13472 * cfghooks.c: Likewise.
13473 * cfglayout.c: Likewise.
13474 * cfgloopmanip.c: Likewise.
13475 * cgraphunit.c: Likewise.
13476 * coverage.c: Likewise.
13477 * dbxout.c: Likewise.
13478 * df-byte-scan.c: Likewise.
13479 * df-core.c: Likewise.
13480 * df-problems.c: Likewise.
13481 * df-scan.c: Likewise.
13483 * dominance.c: Likewise.
13484 * domwalk.c: Likewise.
13486 * dwarf2out.c: Likewise.
13487 * emit-rtl.c: Likewise.
13488 * et-forest.c: Likewise.
13489 * function.c: Likewise.
13490 * function.h: Likewise.
13492 * gcov-io.c: Likewise.
13493 * gcov.c: Likewise.
13494 * gcse.c: Likewise.
13495 * genattrtab.c: Likewise.
13496 * ggc-page.c: Likewise.
13497 * gimplify.c: Likewise.
13498 * gthr-lynx.h: Likewise.
13499 * haifa-sched.c: Likewise.
13500 * ipa-cp.c: Likewise.
13501 * ipa-inline.c: Likewise.
13502 * ipa-prop.h: Likewise.
13503 * ipa-pure-const.c: Likewise.
13504 * ipa-struct-reorg.c: Likewise.
13505 * ipa-struct-reorg.h: Likewise.
13506 * ipa-type-escape.c: Likewise.
13508 * loop-doloop.c: Likewise.
13509 * mips-tfile.c: Likewise.
13510 * mkmap-flat.awk: Likewise.
13511 * mkmap-symver.awk: Likewise.
13512 * modulo-sched.c: Likewise.
13513 * omp-low.c: Likewise.
13514 * optabs.c: Likewise.
13515 * optabs.h: Likewise.
13516 * opts.c: Likewise.
13517 * passes.c: Likewise.
13518 * postreload-gcse.c: Likewise.
13519 * postreload.c: Likewise.
13520 * predict.c: Likewise.
13521 * pretty-print.h: Likewise.
13522 * profile.c: Likewise.
13523 * protoize.c: Likewise.
13524 * ra-conflict.c: Likewise.
13525 * real.c: Likewise.
13526 * recog.c: Likewise.
13527 * regclass.c: Likewise.
13528 * regs.h: Likewise.
13529 * reload.c: Likewise.
13530 * rtl-error.c: Likewise.
13531 * rtlanal.c: Likewise.
13532 * scan.h: Likewise.
13533 * sched-rgn.c: Likewise.
13535 * stmt.c: Likewise.
13536 * target.h: Likewise.
13537 * tree-dfa.c: Likewise.
13538 * tree-eh.c: Likewise.
13539 * tree-flow-inline.h: Likewise.
13540 * tree-inline.c: Likewise.
13541 * tree-into-ssa.c: Likewise.
13542 * tree-loop-distribution.c: Likewise.
13543 * tree-nested.c: Likewise.
13544 * tree-parloops.c: Likewise.
13545 * tree-pass.h: Likewise.
13546 * tree-pretty-print.c: Likewise.
13547 * tree-profile.c: Likewise.
13548 * tree-scalar-evolution.c: Likewise.
13549 * tree-sra.c: Likewise.
13550 * tree-ssa-alias-warnings.c: Likewise.
13551 * tree-ssa-ccp.c: Likewise.
13552 * tree-ssa-coalesce.c: Likewise.
13553 * tree-ssa-dom.c: Likewise.
13554 * tree-ssa-dse.c: Likewise.
13555 * tree-ssa-forwprop.c: Likewise.
13556 * tree-ssa-live.c: Likewise.
13557 * tree-ssa-live.h: Likewise.
13558 * tree-ssa-loop-im.c: Likewise.
13559 * tree-ssa-loop-ivopts.c: Likewise.
13560 * tree-ssa-loop-niter.c: Likewise.
13561 * tree-ssa-loop-prefetch.c: Likewise.
13562 * tree-ssa-phiopt.c: Likewise.
13563 * tree-ssa-phiprop.c: Likewise.
13564 * tree-ssa-sccvn.c: Likewise.
13565 * tree-ssa-ter.c: Likewise.
13566 * tree-ssa-threadupdate.c: Likewise.
13567 * tree-ssa.c: Likewise.
13568 * tree-vect-analyze.c: Likewise.
13569 * tree-vect-transform.c: Likewise.
13570 * tree-vectorizer.c: Likewise.
13571 * tree-vn.c: Likewise.
13572 * tree-vrp.c: Likewise.
13573 * tree.c: Likewise.
13574 * tree.def: Likewise.
13575 * tree.h: Likewise.
13576 * unwind-dw2-fde.c: Likewise.
13577 * unwind.inc: Likewise.
13578 * value-prof.c: Likewise.
13579 * vmsdbgout.c: Likewise.
13581 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13583 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13584 always place FP constants in the TOC for TARGET_POWERPC64.
13585 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13587 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13589 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13590 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13591 enable for TARGET_E500_DOUBLE.
13592 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13593 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13594 floating-point modes like integer modes for E500 double.
13595 (rs6000_legitimate_offset_address_p): Likewise.
13596 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13597 addressing for DDmode for E500 double.
13598 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13599 modes as using 64-bits of registers for E500 double.
13600 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13601 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13602 specially for E500 double.
13603 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13604 TDmode for E500 double.
13605 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13606 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13607 (rs6000_split_multireg_move): Do not handle TDmode specially for
13609 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13610 using 64-bit registers for E500 double.
13611 (emit_frame_save): Do not handle DDmode specially for E500 double.
13612 (gen_frame_mem_offset): Likewise.
13613 (rs6000_function_value): Do not call spe_build_register_parallel
13614 for DDmode or TDmode.
13615 (rs6000_libcall_value): Likewise.
13616 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13617 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13620 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13622 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13625 2008-06-04 Junjie Gu <jgu@tensilica.com>
13627 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13628 comparison for frame pointers.
13630 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13633 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13635 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13638 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13639 register is already smaller or equal to required mode.
13641 2008-06-04 Xinliang David Li <davidxl@google.com>
13643 * tree-call-cdce.c: New file.
13644 (cond_dead_built_in_calls): New static variable.
13645 (input_domain): New struct.
13646 (check_pow): New function.
13647 (check_builtin_call): Ditto.
13648 (check_target_format): Ditto.
13649 (is_call_dce_candidate): Ditto.
13650 (gen_one_condition): Ditto.
13651 (gen_conditions_for_domain): Ditto.
13652 (get_domain): Ditto.
13653 (gen_conditions_for_pow_cst_base): Ditto.
13654 (gen_conditions_for_pow_int_base): Ditto.
13655 (gen_conditions_for_pow): Ditto.
13656 (get_no_error_domain): Ditto.
13657 (gen_shrink_wrap_conditions): Ditto.
13658 (shrink_wrap_one_built_in_call): Ditto.
13659 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13660 (tree_call_cdce): Ditto.
13661 (gate_call_cdce): Ditto.
13662 (pass_call_cdce): New gimple pass.
13663 * passes.c: (init_optimization_passes): New pass.
13664 * tree-pass.h: New pass declaration.
13665 * opts.c (decode_options): New flag setting.
13666 * common.opt: Add -ftree-builtin-call-dce flag.
13667 * Makefile.in: Add new source file.
13668 * tempvar.def: New tv_id.
13669 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13671 2008-06-04 Richard Guenther <rguenther@suse.de>
13673 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13674 (is_call_clobbered): Always check var_ann->call_clobbered.
13675 (mark_call_clobbered): Always set var_ann->call_clobbered.
13676 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13677 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13678 (reset_alias_info): Clear call clobbering info on MTAGs and
13680 (set_pt_anything): Set pt_global_mem.
13681 (create_tag_raw): Adjust comment.
13682 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13684 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13685 Maxim Kuvyrkov <maxim@codesourcery.com>
13687 * config/m68k/m68k.opt (mxgot): New option.
13688 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13689 (m68k_output_addr_const_extra): New.
13690 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13691 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13692 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13693 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13695 2008-06-04 Richard Guenther <rguenther@suse.de>
13697 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13698 negative or non-representable offsets.
13700 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13702 * config/i386/i386.c (ix86_gen_leave): New.
13703 (ix86_gen_pop1): Likewise.
13704 (ix86_gen_add3): Likewise.
13705 (ix86_gen_sub3): Likewise.
13706 (ix86_gen_sub3_carry): Likewise.
13707 (ix86_gen_one_cmpl2): Likewise.
13708 (ix86_gen_monitor): Likewise.
13709 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13710 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13711 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13712 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13713 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13714 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13715 (ix86_expand_epilogue): Updated.
13716 (print_operand): Handle integer register operand for 'z'.
13717 (ix86_expand_strlensi_unroll_1): Likewise.
13718 (ix86_expand_strlen): Likewise.
13719 (ix86_expand_builtin): Likewise.
13720 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13721 mov{q}/mov{l} and add{q}/add{l}.
13723 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13725 * config/i386/i386.md (P): New mode iterator.
13726 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13727 using P mode iterator.
13728 (DFmode push_operand splitter): Ditto.
13729 (XFmode push_operand splitter): Ditto.
13730 (DFmode float_extend SFmode push_operand splitter): Ditto.
13731 (XFmode float_extend SFmode push_operand splitter): Do not generate
13732 SImode pushes for 64bit target. Macroize Dimode and SImode
13733 pushes using P mode iterator.
13734 (XFmode float_extend DFmode push_operand splitter): Ditto.
13736 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13738 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13739 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13740 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13741 return type to int.
13742 (ix86_call_abi_override): Remove check for call_used_regs.
13744 2008-06-03 Richard Guenther <rguenther@suse.de>
13746 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13747 for the lhs of calls if the return type contains pointers.
13749 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13751 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13752 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13753 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13754 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13755 of cfun and DEFAULT_ABI to deceide abi mode.
13756 (DEFAULT_ABI): New.
13757 (REG_PARM_STACK_SPACE): Removed.
13758 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13759 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13760 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13761 (ix86_function_abi): Likewise.
13762 (ix86_function_type_abi): Likewise.
13763 (ix86_call_abi_override): Likewise.
13764 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13765 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13766 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13767 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13769 (X86_64_REGPARM_MAX): New.
13770 (X86_64_SSE_REGPARM_MAX): New.
13771 (X64_REGPARM_MAX): New.
13772 (X64_SSE_REGPARM_MAX): New.
13773 (X86_32_REGPARM_MAX): New.
13774 (X86_32_SSE_REGPARM_MAX): New.
13775 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13776 (ix86_function_regparm): Handle user calling abi.
13777 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13778 by DEFAULT_ABI versus SYSV_ABI check.
13779 (ix86_reg_parm_stack_space): New.
13780 (ix86_function_type_abi): New.
13781 (ix86_call_abi_override): New.
13782 (ix86_function_abi): New.
13783 (ix86_cfun_abi): New.
13784 (init_cumulative_args): Call abi specific initialization.
13785 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13786 (function_arg_64): Extend SSE_REGPARM_MAX check.
13787 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13788 (ix86_pass_by_reference): Likewise.
13789 (ix86_function_value_regno_p): Likewise.
13790 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13791 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13792 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13793 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13794 (setup_incoming_varargs_64): Adjust regparm for call abi.
13795 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13796 (ix86_va_start): Likewise.
13797 (ix86_gimplify_va_arg): Likewise.
13798 (ix86_expand_prologue): Likewise.
13799 (output_pic_addr_const): Likewise.
13800 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13801 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13802 (x86_output_mi_thunk): Likewise.
13803 (x86_function_profiler): Likewise.
13804 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13805 (SYSV_ABI, MS_ABI): New constants.
13806 (DEFAULT_ABI): New.
13807 (init_regs): Add prototype of function in regclass.c file.
13808 (OVERRIDE_ABI_FORMAT): New.
13809 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13810 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13811 (OUTGOING_REG_PARM_STACK_SPACE): New.
13812 (ix86_reg_parm_stack_space): New prototype.
13813 (CUMULATIVE_ARGS): Add call_abi member.
13814 (machine_function): Add call_abi member.
13815 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13816 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13818 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13821 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13822 (avr_builtin_setjmp_frame_value): New function.
13823 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13824 (nonlocal_goto): Define.
13826 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13828 * config/mips/mips.c (mips_emit_loadgp): Return early if
13829 there is nothing do to, otherwise emit a blockage if
13830 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13831 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13833 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13835 * configure.ac: Drop unneeded backslash ending up in config.in.
13836 * acinclude.m4: Likewise.
13837 * config.in: Regenerate.
13839 2008-05-26 Jan Hubicka <jh@suse.cz>
13841 * predict.c (maybe_hot_frequency_p): Break out of...
13842 (maybe_hot_bb_p): ... here.
13843 (maybe_hot_edge_p): New.
13844 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13845 * basic-block.h (maybe_hot_edge_p): Declare.
13847 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13849 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13850 (*cmpfp_<mode>_cc): Ditto.
13851 (*fp_jcc_8<mode>_387): Ditto.
13852 (*fop_<MODEF:mode>_2_i387): Ditto.
13853 (*fop_<MODEF:mode>_3_i387): Ditto.
13854 (*fop_xf_2_i387): Ditto.
13855 (*fop_xf_3_i387): Ditto.
13857 2008-06-02 Tomas Bily <tbily@suse.cz>
13859 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13861 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13863 * config/mips/mips.c (mips_valid_offset_p): New function.
13864 (mips_valid_lo_sum_p): Likewise.
13865 (mips_classify_address): Use them.
13866 (mips_force_address): New function.
13867 (mips_legitimize_address): Use it.
13868 * config/mips/mips.md (MOVE128): New mode iterator.
13869 (movtf): Require TARGET_64BIT. Remove empty strings.
13870 (*movtf_internal): Rename to...
13871 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13872 of "R" and use {,fp}{load,store} attributes instead of "multi".
13873 Use a separate define_split.
13874 (*movtf_mips16): New pattern.
13876 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13878 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13879 * config/mips/mips.c (mips_expand_before_return): New function.
13880 (mips_expand_epilogue): Call it.
13881 * config/mips/mips.md (return): Turn into a define_expand.
13882 (*return): New insn.
13884 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13886 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13887 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13888 functions. Do not emit uses and clobbers of CONCATs; individually
13889 use and clobber their operands.
13890 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13891 gen_clobber, emit_use and gen_use.
13892 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13893 (expand_builtin_return): Likewise.
13894 * cfgbuild.c (count_basic_blocks): Likewise.
13895 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13896 * explow.c (emit_stack_restore): Likewise.
13897 * expmed.c (extract_bit_field_1): Likewise.
13898 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13899 (emit_move_multi_word, store_constructor): Likewise.
13900 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13901 (thread_prologue_and_epilogue_insns): Likewise.
13902 * lower-subreg.c (resolve_simple_move): Likewise.
13903 * optabs.c (widen_operand, expand_binop): Likewise.
13904 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13905 * reload.c (find_reloads): Likewise.
13906 * reload1.c (eliminate_regs_in_insn): Likewise.
13907 * stmt.c (expand_nl_goto_receiver): Likewise.
13908 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13909 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13910 * config/arm/arm.c (arm_load_pic_register): Likewise.
13911 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13912 * config/arm/arm.md (untyped_return): Likewise.
13913 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13914 * config/avr/avr.c (expand_prologue): Likewise.
13915 * config/bfin/bfin.c (do_unlink): Likewise.
13916 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13917 * config/cris/cris.c (cris_expand_prologue): Likewise.
13918 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13919 (machopic_legitimize_pic_address): Likewise.
13920 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13921 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13922 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13923 (ix86_expand_convert_uns_didf_sse): Likewise.
13924 (ix86_expand_vector_init_general): Likewise.
13925 * config/ia64/ia64.md (eh_epilogue): Likewise.
13926 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13927 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13928 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13929 (config/iq2000/iq2000.c): Likewise.
13930 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13931 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13932 (builtin_longjmp): Likewise.
13933 * config/mn10300/mn10300.md (call, call_value): Likewise.
13934 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13935 * config/pdp11/pdp11.md (abshi2): Likewise.
13936 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13937 * config/s390/s390.c (s390_emit_prologue): Likewise.
13938 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13939 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13940 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13941 * config/sh/sh.c (prepare_move_operands): Likewise.
13942 (output_stack_adjust, sh_expand_epilogue): Likewise.
13943 (sh_set_return_address, sh_expand_t_scc): Likewise.
13944 * config/sparc/sparc.c (load_pic_register): Likewise.
13945 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13946 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13947 * config/v850/v850.c (expand_epilogue): Likewise.
13949 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13951 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13952 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13953 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13954 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13955 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13956 stack pointer register.
13957 (output_movhi): Remove code for interrupt specific writing to the
13958 stack pointer register.
13960 2008-05-31 Richard Guenther <rguenther@suse.de>
13962 PR tree-optimization/34244
13963 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13964 (tree_expr_nonzero_warnv_p): Likewise.
13965 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13966 ssa_name_nonnegative_p.
13967 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13968 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13969 not tree_expr_nonzero_warnv_p.
13971 PR tree-optimization/36262
13973 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13975 PR tree-optimization/34244
13976 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13977 (record_numbers_of_iterations): New function.
13978 (execute_vrp): Cache the numbers of iterations of loops.
13979 * tree-scalar-evolution.c (scev_reset_except_niters):
13981 (scev_reset): Use scev_reset_except_niters.
13982 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13984 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13986 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13987 __WORKAROUND_RETS when appropriate.
13989 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13991 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13992 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13994 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13995 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13996 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13997 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13998 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13999 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14000 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14001 *fop_df_1_sse insn patterns using MODEF mode iterator.
14002 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14003 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14004 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14005 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14006 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14007 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14008 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14009 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14010 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14011 (*fop_xf_5_i387): Ditto.
14012 (*fop_xf_6_i387): Ditto.
14014 2008-05-30 Richard Guenther <rguenther@suse.de>
14016 * builtins.c (build_string_literal): Avoid generating
14017 a non-gimple_val result.
14019 2008-05-30 DJ Delorie <dj@redhat.com>
14021 * exec-tool.in: Use an environment variable (private) instead of a
14022 file (shared) as a semaphore, so as to not break parallel builds.
14024 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14026 * optabs.c (maybe_encapsulate_block): Remove.
14027 (emit_libcall_block): Adjust accordingly.
14028 * optabs.h (maybe_encapsulate_block): Remove prototype.
14030 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14031 Don't use maybe_encapsulate_block.
14033 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14035 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14036 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14037 rtx is a SYMBOL_REF before calling get_pool_constant.
14039 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14041 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14043 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14045 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14046 rather than OS names to choose INO_T_EQ definition.
14047 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14048 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14050 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14053 * config/darwin-f.c: New.
14054 * config/t-darwin: Added rule to build darwin-f.o.
14055 * config.gcc: Defined new variable, fortran_target_objs.
14056 (*-*-darwin*): Set fortran_target_objs.
14057 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14058 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14059 * configure: Regenerated.
14061 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14064 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14065 canonical type if needed.
14067 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14069 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14071 2008-05-29 Richard Guenther <rguenther@suse.de>
14073 PR tree-optimization/36343
14074 PR tree-optimization/36346
14075 PR tree-optimization/36347
14076 * tree-flow.h (clobber_what_p_points_to): Declare.
14077 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14078 pointed-to variable is dereferenced is irrelevant to whether
14079 the pointer can access the pointed-to variable.
14080 (clobber_what_p_points_to): New function.
14081 * tree-ssa-alias.c (set_initial_properties): Use it.
14082 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14083 call clobber check for NMTs.
14085 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14087 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14088 for printing gcov_type.
14090 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14092 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14093 and the eh region information.
14094 * value-prof.c (gimple_move_stmt_histograms): New function.
14095 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14097 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14099 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14101 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14103 * value-prof.c (tree_ic_transform): Print counts.
14104 * tree-profile.c (tree_gen_ic_func_profiler):
14105 Clear __gcov_indreict_call_callee variable to avoid misattribution
14108 2008-05-28 Rafael EspÃndola <espindola@google.com>
14110 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14113 2008-05-28 Richard Guenther <rguenther@suse.de>
14115 PR tree-optimization/36339
14116 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14117 and clobbering code out of the loop.
14119 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14121 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14124 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14125 s390_contiguous_bitmask_p, s390_symref_operand_p,
14126 s390_check_symref_alignment, s390_reload_larl_operand,
14127 s390_reload_symref_address): New functions.
14128 (s390_branch_condition_mnemonic): Support compare and branch
14130 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14131 and 'W' constraints.
14132 (s390_secondary_reload): Add secondary reloads for unaligned
14133 symbol refs or symbol refs to floating point or QI/TI mode
14135 (legitimate_address_p): Accept symbol references as addresses.
14136 (s390_expand_insv): Use rotate and insert selected bits
14137 instruction for insv when building for z10.
14138 (print_operand_address): Handle symbol ref addresses.
14139 (print_operand): Output modifier 'c' added for signed byte values.
14140 (s390_encode_section_info): Mark symbol refs with
14141 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14143 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14144 (length attribute): RRF, RRR have 4 byte length.
14145 (FPALL, INTALL): New mode iterators added.
14146 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14147 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14148 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14149 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14150 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14151 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14152 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14153 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14155 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14156 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14157 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14158 reload<INTALL:mode><P:mode>_toreg_z10,
14159 reload<FPALL:mode><P:mode>_tomem_z10,
14160 reload<FPALL:mode><P:mode>_toreg_z10,
14161 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14162 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14163 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14164 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14166 (movmem, clrmem, cmpmem): New splitters added.
14168 * config/s390/predicates.md (larl_operand): Use
14169 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14170 SYMBOL_REF_ALIGN1_P.
14171 (s390_signed_integer_comparison,
14172 s390_unsigned_integer_comparison): New predicates.
14174 * config/s390/s390-protos.h (s390_check_symref_alignment,
14175 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14176 s390_reload_symref_address,
14177 s390_compare_and_branch_condition_mask): Prototypes added.
14179 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14180 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14181 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14183 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14185 * config/s390/s390.c (z10_cost): New cost function for z10.
14186 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14187 (s390_issue_rate): Adjust issue rate for z10.
14188 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14189 (processor_flags): Add PF_Z10.
14190 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14191 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14192 * gcc/config.gcc: Add z10.
14194 2008-05-28 Richard Guenther <rguenther@suse.de>
14196 PR tree-optimization/36291
14197 * tree-flow. h (struct gimple_df): Remove var_anns member.
14198 * tree-flow-inline.h (gimple_var_anns): Remove.
14199 (var_ann): Simplify.
14200 * tree-dfa.c (create_var_ann): Simplify.
14201 (remove_referenced_var): Clear alias info from var_anns of globals.
14202 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14203 (delete_tree_ssa): Clear alias info from var_anns of globals.
14204 Do not free var_anns.
14205 (var_ann_eq): Remove.
14206 (var_ann_hash): Likewise.
14208 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14210 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14211 and loongson2f entries.
14212 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14213 * config/mips/mips.h (processor_type): Add Loongson-2E
14214 and Loongson-2F entries.
14215 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14216 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14217 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14218 * doc/invoke.texi (MIPS Options): Document loongson2e
14219 and loongson2f processor names.
14221 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14225 * config/i386/i386.c (ix86_function_arg_boundary): Use
14226 alignment of canonical type.
14227 (ix86_expand_vector_move): Check unaligned memory access for
14230 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14232 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14233 Moved to the front of file.
14235 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14236 H.J. Lu <hongjiu.lu@intel.com>
14238 * dwarf2out.c (current_fde): New.
14240 (lookup_cfa:): Likewise.
14241 (dwarf2out_end_epilogue): Likewise.
14242 (dwarf2out_note_section_used): Likewise.
14244 2008-05-27 Michael Matz <matz@suse.de>
14247 * c.opt (Wenum-compare): New warning option.
14248 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14250 2008-05-27 Michael Matz <matz@suse.de>
14252 PR middle-end/36326
14253 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14255 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14256 into memory as tail calls.
14258 2008-05-27 Richard Guenther <rguenther@suse.de>
14260 PR tree-optimization/36339
14261 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14262 pointers cause all addressable variables to be call clobbered.
14264 2008-05-27 Richard Guenther <rguenther@suse.de>
14266 PR tree-optimization/36245
14267 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14269 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14271 * config/s390/s390.md: Replace all occurences of the 'm'
14272 constraint with 'RT'.
14274 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14276 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14278 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14280 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14281 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14282 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14284 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14286 * reload.c: (find_reloads): Skip alternatives according to the
14287 "enabled" attribute. Constify the constraint variable.
14288 * recog.c (get_attr_enabled): Add default implementation.
14289 (extract_insn): Set the alternative_enabled_p array
14290 in the recog_data struct.
14291 (preprocess_constraints, constrain_operands): Skip
14292 alternatives according to the "enabled" attribute
14293 * recog.h (struct recog_data): New field alternative_enabled_p.
14294 (skip_alternative): New inline function.
14295 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14296 (record_reg_classes): Skip alternative according to the
14297 "enabled" attribute.
14299 * doc/md.texi: Add documention for the "enabled" attribute.
14301 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14303 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14304 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14305 constraint with TARGET_MEM_CONSTRAINT.
14306 * recog.c (asm_operand_ok, preprocess_constraints,
14307 constrain_operands): Likewise.
14308 * regclass.c (record_reg_classes): Likewise.
14309 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14310 * reload1.c (maybe_fix_stack_asms): Likewise.
14311 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14312 * recog.h: Adjust comment.
14313 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14314 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14315 * doc/md.texi: Add a note to description of 'm' constraint.
14316 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14318 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14320 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14321 that the bitfield is of integral type before testing its precision.
14323 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14324 Sa Liu <saliu@de.ibm.com>
14326 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14327 __modti3, __udivti3, __umodti3 and __udivmodti4.
14328 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14329 that implement TImode mul and div functions.
14330 * config/spu/multi3.c: New. Implement __multi3.
14331 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14332 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14335 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14337 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14338 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14339 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14340 tls_sysv_suffix): New mode and mode attribute iterators.
14341 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14342 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14343 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14344 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14345 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14348 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14350 PR tree-optimization/36329
14351 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14352 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14353 * cgraphbuild.c (initialize_inline_failed): Use the latter
14354 macro in lieu of the former.
14355 * ipa-inline.c (cgraph_mark_inline): Likewise.
14356 (cgraph_decide_inlining_of_small_function): Likewise.
14357 (cgraph_decide_inlining): Likewise.
14358 (cgraph_decide_inlining_incrementally): Likewise.
14360 2008-05-26 Tristan Gingold <gingold@adacore.com>
14361 Anatoly Sokolov <aesok@post.ru>
14363 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14364 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14365 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14366 optimization for 'avr6' architecture.
14368 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14371 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14373 2008-05-26 Richard Guenther <rguenther@suse.de>
14375 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14376 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14378 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14380 PR middle-end/36253
14381 * caller-save.c (insert_restore): Verify alignment of spill space.
14382 (insert_save): Likewise.
14383 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14384 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14385 (STACK_SLOT_ALIGNMENT): Likewise.
14386 * function.c (LOCAL_ALIGNMENT): Removed.
14387 (get_stack_local_alignment): New.
14388 (assign_stack_local): Use it. Set alignment on stack slot.
14389 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14390 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14391 (STACK_SLOT_ALIGNMENT): New.
14392 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14393 stack slot in XFmode.
14395 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14397 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14400 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14401 argument operand in rax isn't removed.
14403 2008-05-26 Richard Guenther <rguenther@suse.de>
14405 PR middle-end/36300
14406 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14407 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14409 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14412 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14414 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14416 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14417 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14419 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14421 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14422 build a trampoline if we don't want one.
14423 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14424 return zero for nested functions if we don't want a trampoline.
14426 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14428 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14430 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14433 * c.opt: Removed undocumented option '-lang-fortran'.
14434 * c-common.h: Removed global variable 'lang_fortran'.
14435 * c-opts.c (c_common_handle_option): Removed code to handle
14436 option '-lang-fortran'. Updated includes.
14437 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14438 definition of '__GFORTRAN__'.
14439 (define__GNUC__): Reimplemented to use BASEVER and
14440 cpp_define_formatted.
14441 (builtin_define_with_value_n): Removed.
14442 * c-incpath.h: Renamed to ...
14443 * incpath.h: ... this.
14444 * c-incpath.c: Renamed to ...
14445 * incpath.c: ... this. Updated includes.
14446 * fix-header.c: Updated includes.
14447 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14448 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14449 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14451 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14453 * tree.h: Update the table of flags used on tree nodes.
14454 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14455 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14456 (FORCED_LABEL): Add access check.
14457 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14458 (ASM_INPUT_P): Likewise.
14459 (ASM_VOLATILE_P): Likewise.
14460 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14461 (OMP_SECTION_LAST): Access private_flag directly.
14462 (OMP_RETURN_NOWAIT): Likewise.
14463 (OMP_PARALLEL_COMBINED): Likewise.
14464 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14465 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14466 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14467 deprecated_flag directly.
14469 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14471 * final.c (frame_pointer_needed): Removed.
14472 * flags.h (frame_pointer_needed): Likewise.
14474 * function.h (rtl_data): Add frame_pointer_needed.
14475 (frame_pointer_needed): New.
14477 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14479 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14481 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14483 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14486 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14488 * c-common.c (strip_array_types): Move function to..
14490 (get_inner_array_type): Delete.
14491 * c-common.h (strip_array_types): Move declaration to..
14493 (get_inner_array_type): Delete.
14494 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14495 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14496 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14497 * config/pa/pa.c (emit_move_sequence): Likewise.
14499 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14501 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14504 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14506 * function.c: Include target hook for nonlocal_goto frame value.
14508 2008-05-24 Richard Guenther <rguenther@suse.de>
14510 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14511 variable can be only accessed through a pointer or a union.
14513 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14515 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14516 * doc/extend.texi: Likewise.
14518 2008-05-23 DJ Delorie <dj@redhat.com>
14520 * config/m32c/jump.md (untyped_call): Add.
14522 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14523 for A24 to PSImode.
14524 (m32c_address_cost): Detail costs for indirect offsets.
14526 2008-05-23 Rafael EspÃndola <espindola@google.com>
14528 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14529 if a node is a SUBREG.
14530 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14533 2008-05-23 Paul Brook <paul@codesourcery.com>
14534 Carlos O'Donell <carlos@codesourcery.com>
14536 * doc/extend.texi: Clarify use of __attribute__((naked)).
14537 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14538 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14539 * function.c (use_register_for_decl): Use
14540 targetm.calls.allocate_stack_slots_for_args.
14541 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14542 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14543 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14545 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14547 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14549 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14551 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14552 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14553 is only rounded once.
14555 2008-05-23 Richard Guenther <rguenther@suse.de>
14557 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14559 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14560 Jakub Jelinek <jakub@redhat.com>
14563 * configure.ac: Handle --enable-cld.
14564 * configure: Regenerated.
14565 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14566 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14567 (ix86_current_function_needs_cld): New define.
14568 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14569 (cld): New isns pattern.
14570 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14571 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14572 * config/i386/i386.opt (mcld): New option.
14573 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14574 TARGET_CLD and ix86_current_function_needs_cld.
14575 (override_options): Use -mcld by default for 32-bit code if
14578 * doc/install.texi (Options specification): Document --enable-cld.
14579 * doc/invoke.texi (Machine Dependent Options)
14580 [i386 and x86-64 Options]: Add -mcld option.
14581 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14583 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14584 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14585 (return_in_memory_64): Likewise.
14586 (return_in_memory_ms_64): Likewise.
14588 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14590 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14591 * builtins.c (fold_builtin_fpclassify): New.
14592 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14593 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14594 * c-common.c (handle_type_generic_attribute): Adjust to accept
14595 fixed arguments before an elipsis.
14596 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14597 * doc/extend.texi: Document __builtin_fpclassify.
14599 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14601 * omp-low.c (gate_expand_omp_ssa): Remove.
14602 (pass_expand_omp_ssa): Remove.
14603 (gate_expand_omp): Do not check for flag_openmp_ssa.
14604 * common.opt (-fopenmp-ssa): Remove.
14605 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14607 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14609 * config/sh/sh.opt (mfixed-range): New option.
14610 * config/sh/sh-protos.h (sh_fix_range): Declare.
14611 * config/sh/sh.c (sh_fix_range): New function.
14612 * config/sh/sh.h (sh_fixed_range_str): Declare.
14613 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14615 * doc/invoke.texi (SH Options): Document -mfixed-range.
14617 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14619 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14620 it before the redeclaration.
14622 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14624 * config/avr/avr.c (get_sequence_length): Add new function.
14625 (expand_prologue, expand_epilogue): Remove duplicate code.
14627 2008-05-22 Rafael EspÃndola <espindola@google.com>
14629 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14632 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14634 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14635 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14637 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14638 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14639 (vect_update_misalignment_for_peel): Likewise.
14640 (vector_alignment_reachable_p): Likewise.
14641 * tree-vect-transform.c (vectorizable_load): Likewise.
14642 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14643 (get_vectype_for_scalar_type): Pass mode of scalar_type
14644 to UNITS_PER_SIMD_WORD.
14646 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14647 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14648 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14649 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14650 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14652 2008-05-22 Ira Rosen <irar@il.ibm.com>
14654 PR tree-optimization/36293
14655 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14656 if the first load must be skipped because of a gap.
14658 2008-05-22 Richard Guenther <rguenther@suse.de>
14660 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14661 more cases of offset disambiguation that is possible if
14662 strict-aliasing rules apply.
14663 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14664 for basic offset and type-based disambiguation.
14666 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14668 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14669 ix86_expand_vector_set on V16QImode for SSE4.1.
14671 2008-05-21 Tom Tromey <tromey@redhat.com>
14673 * c.opt (Wimport): Mark as undocumented.
14674 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14676 (Warning Options): Likewise.
14677 * doc/cppopts.texi: Don't mention -Wimport.
14679 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14681 PR tree-optimization/36287
14682 PR tree-optimization/36286
14683 * lambda-code.c (build_access_matrix): Do not use the loop->num
14684 for computing the number of induction variables: use the loop depth
14687 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14690 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14691 option -f(no-)leading-underscore.
14693 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14695 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14696 GET_MODE_NUNITS (mode).
14698 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14700 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14701 (-mmulhw): Add 464 to description.
14702 (-mdlmzb): Likewise.
14703 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14704 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14706 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14707 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14708 * config/rs6000/rs6000.md: Update comments for 464.
14710 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14712 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14714 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14716 * config/i386/sse.md (vec_extractv4sf): Removed.
14717 (vec_extractv2df): Likewise.
14718 (vec_extractv2di): Likewise.
14719 (vec_extractv4si): Likewise.
14720 (vec_extractv8hi): Likewise.
14721 (vec_extractv16qi): Likewise.
14722 (vec_extract<mode>): New.
14724 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14726 * config/i386/sse.md (vec_setv4sf): Removed.
14727 (vec_setv2df): Likewise.
14728 (vec_setv2di): Likewise.
14729 (vec_setv4si): Likewise.
14730 (vec_setv8hi): Likewise.
14731 (vec_setv16qi): Likewise.
14732 (vec_set<mode>): New.
14734 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14736 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14737 goto for vec_concat and vec_interleave.
14739 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14741 * config/i386/sse.md (vec_initv4sf): Removed.
14742 (vec_initv2df): Likewise.
14743 (vec_initv2di): Likewise.
14744 (vec_initv4si): Likewise.
14745 (vec_initv8hi): Likewise.
14746 (vec_initv16qi): Likewise.
14747 (vec_init<mode>): New.
14749 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14751 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14753 2008-05-21 Tom Tromey <tromey@redhat.com>
14755 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14756 (zone_find_object_offset): Likewise.
14757 (gt_ggc_m_S): Likewise.
14758 (highest_bit): Likewise.
14759 * ggc-page.c (gt_ggc_m_S): New function.
14760 * stringpool.c (string_stack): Remove.
14761 (init_stringpool): Update.
14762 (ggc_alloc_string): Use ggc_alloc.
14763 (maybe_delete_ident): New function.
14764 (ggc_purge_stringpool): Likewise.
14765 (gt_ggc_m_S): Remove.
14766 * ggc-common.c (ggc_protect_identifiers): New global.
14767 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14768 ggc_protect_identifiers.
14769 * ggc.h (ggc_protect_identifiers): Declare.
14770 (gt_ggc_m_S): Update.
14771 (ggc_purge_stringpool): Declare.
14772 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14773 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14775 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14777 2008-05-21 David S. Miller <davem@davemloft.net>
14779 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14782 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14784 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14787 2008-05-20 David Daney <ddaney@avtrex.com>
14789 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14790 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14791 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14792 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14793 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14794 (atomic_hiqi_op): New define_code_iterator.
14795 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14796 mips_expand_compare_and_swap_12.
14797 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14798 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14799 (sync_<optab><mode>, sync_old_<optab><mode>,
14800 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14801 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14802 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14803 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14804 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14805 (test_and_set_12): New insn.
14806 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14807 sync_new_<optab><mode>, sync_old_nand<mode>,
14808 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14809 clobber to operand 0 for SI and DI mode insns.
14810 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14811 mips_gen_fn_4): New typedefs.
14812 (mips_gen_fn_ptrs): Define new union type.
14813 (mips_expand_compare_and_swap_12): Remove declaration.
14814 (mips_expand_atomic_qihi): Declare function.
14815 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14816 (mips_expand_atomic_qihi): ... this. Use new generator function
14818 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14819 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14820 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14821 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14822 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14823 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14824 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14825 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14826 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14827 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14830 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14832 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14835 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14837 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14838 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14839 (avr_attribute_table): Add 'OS_main' function attribute.
14840 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14841 functions with 'OS_main' attribute.
14843 2008-05-20 Richard Guenther <rguenther@suse.de>
14845 PR tree-optimization/35204
14846 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14847 helper, split out from ...
14848 (DFS): ... here. Make the DFS walk non-recursive.
14850 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14851 Jan Sjodin <jan.sjodin@amd.com>
14853 PR tree-optimization/36181
14854 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14855 (parallelize_loops): Don't parallelize when the loop has vector
14858 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14859 Sebastian Pop <sebastian.pop@amd.com>
14861 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14862 matrix, and never look at the tree representation of the memory
14864 (linear_transform_loops): Computes parameters and access matrices.
14865 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14867 (access_matrix_get_index_for_parameter): New.
14868 * tree-data-ref.h (struct access_matrix): New.
14869 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14870 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14871 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14872 am_vector_index_for_loop): New.
14873 (struct data_reference): Add field access_matrix.
14874 (DR_ACCESS_MATRIX): New.
14875 (compute_data_dependences_for_loop): Update declaration.
14876 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14877 * lambda.h (lambda_vector_vec_p): Declared.
14878 * lambda-code.c: Depend on pointer-set.h.
14879 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14880 av_for_af_base, av_for_af, build_access_matrix,
14881 lambda_compute_access_matrices): New.
14882 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14884 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14886 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14887 $SOURCEDIR/include.
14889 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14890 Sebastian Pop <sebastian.pop@amd.com>
14892 PR tree-optimization/36206
14893 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14895 (instantiate_scev_1): Rename flags to fold_conversions.
14896 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14897 outeside instantiation_loop.
14898 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14899 (evolution_function_is_affine_or_constant_p): Removed.
14900 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14902 (analyze_siv_subscript): Pass in the loop nest number.
14903 Call evolution_function_is_affine_in_loop instead of
14904 evolution_function_is_affine_p.
14905 (analyze_overlapping_iterations): Pass in the loop nest number.
14907 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14908 Sebastian Pop <sebastian.pop@amd.com>
14910 PR tree-optimization/36206
14911 * tree-chrec.h (chrec_fold_op): New.
14912 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14915 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14917 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14919 (remove_duplicates): Do not set inode on non-inode systems.
14922 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14924 * config.gcc (tm_file): Update comments about relative pathnames.
14926 2008-05-20 Richard Guenther <rguenther@suse.de>
14928 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14929 * tree-ssa-sccvn.c (process_scc): Likewise.
14930 * tree-ssa-sink.c (execute_sink_code): Likewise.
14931 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14932 * tree-vrp.c (process_assert_insertions): Likewise.
14933 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14934 (perform_tree_ssa_dce): Likewise.
14935 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14936 (dump_dominator_optimization_stats): Likewise.
14937 * tree-vectorizer.c (vectorize_loops): Likewise.
14939 2008-05-20 Richard Guenther <rguenther@suse.de>
14941 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14943 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14945 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14946 (ix86_i386elf_return_in_memory): Likewise.
14947 (ix86_i386interix_return_in_memory): Likewise.
14948 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14949 (SUBTARGET_RETURN_IN_MEMORY): New.
14950 * config/i386/i386elf.h: Likewise.
14951 * config/i386/ptx4-i.h: Likewise.
14952 * config/i386/sol2-10.h: Likewise.
14953 * config/i386/sysv4.h: Likewise.
14954 * config/i386/vx-common.h: Likewise.
14955 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14956 * config/i386/i386.c (ix86_return_in_memory): Made static and
14957 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14958 (ix86_i386elf_return_in_memory): Removed.
14959 (ix86_i386interix_return_in_memory): Removed.
14960 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14961 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14963 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14965 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14967 2008-05-19 Xinliang David Li <davidxl@google.com>
14969 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14971 * common.opt: Ditto.
14972 * doc/invoke.texi: Ditto.
14974 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14976 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14977 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14979 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14981 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14982 sizes of operand array from 8/4 to 4/2.
14983 (ix86_expand_vector_init_general): Change size of operand array
14984 from 32 to 16. Remove op0, op1 and half_mode.
14986 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14988 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14989 (ix86_expand_vector_init_interleave): Likewise.
14990 (ix86_expand_vector_init_general): Use them. Assert
14991 word_mode == SImode when n_words == 4.
14993 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14995 * config/i386/i386.c (ix86_secondary_reload): New static function.
14996 (TARGET_SECONDARY_RELOAD): New define.
14997 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14998 * config/i386/i386.md (reload_outqi): Remove.
15000 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15002 PR middle-end/35509
15003 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15004 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15005 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15006 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15007 (fold_builtin_1): Likewise.
15008 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15009 c-common.c (check_builtin_function_arguments): Handle
15010 BUILT_IN_ISINF_SIGN.
15011 * doc/extend.texi: Document __builtin_isinf_sign.
15012 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15014 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15017 EH cleanup at the end of the pass, search for those that have been
15018 turned into forwarder blocks and do the cleanup on their successor.
15020 2008-05-18 Richard Guenther <rguenther@suse.de>
15022 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15023 pointers to sizetype and vice versa.
15025 2008-05-18 Xinliang David Li <davidxl@google.com>
15027 * gcc/tree-ssa-dce.c: Coding style fix.
15028 (check_pow): Documentation comment.
15029 (check_log): Documenation comment. Coding style fix.
15030 (is_unnecessary_except_errno_call): Ditto.
15031 (gen_conditions_for_pow): Ditto.
15032 (gen_conditions_for_log): Ditto.
15033 (gen_shrink_wrap_conditions): Ditto.
15034 (shrink_wrap_one_built_in_calls): Ditto.
15035 * gcc/doc/invoke.texi: Better documentation string.
15036 * ChangeLog: Fix wrong change log entries from
15037 May 17 checkin on function call DCE.
15039 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15041 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15043 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15045 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15046 * df-problems.c (simulation routines): Fixed block comment to
15047 properly say how to add forwards scanning functions.
15049 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15051 * tree-inline.c (setup_one_parameter): Remove dead code.
15053 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15055 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15056 a BIT_AND_EXPR only for an INTEGER_TYPE.
15058 2008-05-17 Xinliang David Li <davidxl@google.com>
15060 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15061 (check_pow, check_log, is_unnecessary_except_errno_call): New
15062 functions to check for eliminating math functions that are pure
15063 except for setting errno.
15064 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15065 general condition expressions for shrink-wrapping pow/log calls.
15066 (gen_shrink_wrap_conditions): Ditto.
15067 (shrink_wrap_one_built_in_call): Ditto.
15068 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15069 (mark_operand_necessary): If debugging, output if OP is necessary.
15070 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15072 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15074 * gcc/common.opt: New user flag -ftree-builtin-dce.
15075 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15077 2008-05-16 David S. Miller <davem@davemloft.net>
15079 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15080 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15082 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15085 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15087 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15089 * ifcvt.c (dead_or_predicable): Rename
15090 df_simulate_one_insn_backwards to df_simulate_one_insn.
15091 * recog.c (peephole2_optimize): Ditto.
15092 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15094 * df.h: Rename df_simulate_one_insn_backwards to
15095 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15096 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15097 scanning of defs and uses.
15098 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15099 (df_simulate_one_insn_forwards): Removed.
15101 2008-05-16 Doug Kwan <dougkwan@google.com>
15103 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15105 (real_from_string): Handle NaNs and Inf as approriate.
15107 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15109 * doc/gty.texi (Source Files Containing Type Information): Note
15110 that headers should appear first in the gtfiles list.
15112 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15114 * tree.def (COND_EXEC): Properly documented this code.
15116 2008-05-16 Diego Novillo <dnovillo@google.com>
15118 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15119 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15122 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15124 * tree-ssa-dse (max_stmt_uid): Removed.
15125 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15126 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15127 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15128 * function.h (cfun.last_stmt_uid): New field.
15129 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15130 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15132 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15133 (create_stmt_ann): Initialize the ann->uid field.
15134 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15136 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15138 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15140 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15141 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15142 (init_empty_tree_cfg): Call it.
15144 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15146 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15149 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15151 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15152 * tree-dump.c (dump_options): New verbose option.
15153 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15155 * tree-pass.h (TDF_VERBOSE): New dump flag.
15156 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15157 (tree-flow.h): Added include.
15158 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15160 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15162 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15164 From Jie Zhang <jie.zhang@analog.com>
15165 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15166 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15167 mcpu=bf561-none and mcpu=bf561-0.2.
15168 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15169 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15170 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15171 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15172 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15173 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15174 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15176 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15177 (cputype_selected): Remove.
15178 (bfin_handle_option): Don't use cputype_selected.
15179 (override_options): When no mcpu option, enable all workarounds.
15180 Don't use bfin_workarounds.
15181 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15183 (DEFAULT_CPU_TYPE): Don't define.
15185 2008-05-16 Richard Guenther <rguenther@suse.de>
15187 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15188 on deletion of the last stmt.
15190 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15192 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15193 V8HImode for SSE2 and V16QImode for SSE4.1.
15195 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15197 * cgraph.h (compute_inline_parameters): Made public.
15198 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15199 variable_generate_summary, function_write_summary,
15200 variable_write_summary, variable_read_summary. Added generate_summary,
15201 write_summary, read_summary.
15202 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15203 pass_ipa_inline.function_generate_summary, to
15204 compute_inline_parameters.
15205 * ipa-inline.c (compute_inline_parameters): Made public and added
15207 (compute_inline_parameters_for_current): New function.
15208 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15209 (inline_generate_summary): Removed parameter and made to loop over
15211 (pass_ipa_inline): Updated for new IPA_PASS structure.
15212 * passes.c (execute_ipa_summary_passes): Now is called once per
15213 pass rather than once per node*pass.
15215 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15217 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15218 avr_have_mul_p, avr_asm_only_p): Remove variables.
15219 (avr_override_options): Remove initialization of removed variables.
15220 (avr_file_start): Convert removed variables to fields of
15221 'struct base_arch_s *avr_current_arch'.
15222 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15223 (AVR_HAVE_MUL): (Ditto.).
15224 (AVR_HAVE_MOVW): (Ditto.).
15225 (AVR_HAVE_LPMX): (Ditto.).
15226 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15227 avr_asm_only_p): Remove declaration.
15229 2008-05-15 Diego Novillo <dnovillo@google.com>
15231 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15232 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15234 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15236 PR middle-end/36194
15237 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15238 Don't call record_truncated_value from here.
15239 (record_truncated_value): Turn it into a for_each_rtx callback.
15240 (record_truncated_values): New function.
15241 (combine_instructions): Call note_uses with record_truncated_values.
15242 Change name of check_conversion to check_promoted_subreg.
15244 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15246 * doc/sourcebuild.texi: Document support for torture tests.
15248 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15250 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15251 to alternative 4 of operand 2.
15253 2008-05-15 Richard Guenther <rguenther@suse.de>
15255 * tree-pass.h (current_pass): Declare.
15256 (get_pass_for_id): Likewise.
15257 * passes.c (passes_by_id, passes_by_id_size): New globals.
15258 (set_pass_for_id): New function.
15259 (get_pass_for_id): Likewise.
15260 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15261 (execute_function_todo): Flush per function statistics.
15262 * toplev.c (compile_file): Init statistics.
15263 (general_init): Do early statistics initialization.
15264 (finalize): Finish statistics.
15265 * statistics.h (statistics_early_init): Declare.
15266 (statistics_init): Likewise.
15267 (statistics_fini): Likewise.
15268 (statistics_fini_pass): Likewise.
15269 (statistics_counter_event): Likewise.
15270 (statistics_histogram_event): Likewise.
15271 * statistics.c: New file.
15272 * Makefile.in (OBJS-common): Add statistics.o.
15273 (statistics.o): Add dependencies.
15274 * doc/invoke.texi (-fdump-statistics): Document.
15276 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15277 (insert): Likewise.
15278 (execute_pre): Use statistics_counter_event.
15279 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15280 (substitute_and_fold): Increment it. Use statistics_counter_event.
15282 2008-05-15 Diego Novillo <dnovillo@google.com>
15284 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15286 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15287 * tree-ssa-alias.c (new_type_alias): Remove references to
15288 sub-variables from comment.
15289 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15291 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15293 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15294 attribute to 1 only for insertps alternative.
15296 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15298 * config/bfin/bfin.md (loadbytes): New pattern.
15299 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15300 (bfin_init_builtins): Initialize it.
15301 (bdesc_1arg): Add it.
15303 2008-05-15 Sa Liu <saliu@de.ibm.com>
15305 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15306 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15307 * testsuite/lib/target-supports.exp: Add
15308 check_effective_target_fortran_integer_16.
15310 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15312 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15313 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15314 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15315 (TARGET_RETURN_IN_MEMORY): Define.
15317 2008-05-15 Richard Guenther <rguenther@suse.de>
15319 PR middle-end/36244
15320 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15321 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15322 represent unmodifiable vars.
15324 2008-05-15 Richard Guenther <rguenther@suse.de>
15326 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15327 INDIRECT_REF and TARGET_MEM_REF.
15328 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15331 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15332 H.J. Lu <hongjiu.lu@intel.com>
15334 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15335 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15336 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15337 insn alternatives. Add missing alternatives.
15338 (*vec_concatv2di_rex64_sse4_1): Likewise.
15339 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15340 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15341 Require TARGET_SSE.
15343 2008-05-15 Richard Guenther <rguenther@suse.de>
15345 PR tree-optimization/36009
15346 PR tree-optimization/36204
15347 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15348 (determine_invariantness_stmt): Record the loop a store is
15349 always executed in.
15350 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15353 2008-05-15 Richard Guenther <rguenther@suse.de>
15355 PR tree-optimization/34330
15356 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15357 through the pointer will alias the SMT.
15359 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15361 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15363 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15365 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15367 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15368 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15370 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15371 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15372 (vashl_optab): New optab for vector/vector shifts.
15373 (vashr_optab): Ditto.
15374 (vlshr_optab): Ditto.
15375 (vrotl_optab): Ditto.
15376 (vrotr_optab): Ditto.
15377 (optab_subtype): New enum for optab_for_tree_code call.
15378 (optab_for_tree_code): Add enum optab_subtype argument.
15380 * optabs.c (optab_for_tree_code): Take an additional argument to
15381 distinguish between a vector shift by a scalar and vector shift by
15382 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15383 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15384 vector shift by a vector.
15385 (expand_widen_pattern_expr): Pass additional argument to
15386 optab_for_tree_code.
15388 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15389 vrotl_optab, vrotr_optab.
15391 * expr.c (expand_expr_real_1): Update calls to
15392 optab_for_tree_code to distinguish between vector shifted by a
15393 scalar and vector shifted by a vector.
15394 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15395 (supportable_narrowing_operation): Ditto.
15396 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15397 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15398 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15399 (vect_create_epilog_for_reduction): Ditto.
15400 (vectorizable_reduction): Ditto.
15401 (vectorizable_operation): Ditto.
15402 (vect_strided_store_supported): Ditto.
15403 (vect_strided_load_supported): Ditto.
15404 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15405 * expmed.c (expand_shift): Ditto.
15407 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15409 (ashr@var{m}3): Ditto.
15410 (vashl@var{m}3): Document new vector/vector shift standard name.
15411 (vashr@var{m}3): Ditto.
15412 (vlshr@var{m}3): Ditto.
15413 (vrotl@var{m}3): Ditto.
15414 (vrotr@var{m}3): Ditto.
15416 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15417 (PPERM_INVERT): Ditto.
15418 (PPERM_REVERSE): Ditto.
15419 (PPERM_REV_INV): Ditto.
15420 (PPERM_ZERO): Ditto.
15421 (PPERM_ONES): Ditto.
15422 (PPERM_SIGN): Ditto.
15423 (PPERM_INV_SIGN): Ditto.
15424 (PPERM_SRC1): Ditto.
15425 (PPERM_SRC2): Ditto.
15427 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15428 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15429 allows a memory operand to be the value being added, and split it
15430 to improve vectorization.
15431 (sse5_pmacsdqh_mem): Ditto.
15432 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15433 (sse5_mulv2div2di3_high): Ditto.
15434 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15435 (vec_pack_trunc_v4si): Ditto.
15436 (vec_pack_trunc_v2di): Ditto.
15437 (sse5_pcmov_<mode>): Remove code that tried to use use
15438 andps/andnps instead of pcmov.
15439 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15440 pmacsdqh instructions.
15441 (vec_widen_smult_lo_v4si): Ditto.
15443 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15444 (PPERM_INVERT): Ditto.
15445 (PPERM_REVERSE): Ditto.
15446 (PPERM_REV_INV): Ditto.
15447 (PPERM_ZERO): Ditto.
15448 (PPERM_ONES): Ditto.
15449 (PPERM_SIGN): Ditto.
15450 (PPERM_INV_SIGN): Ditto.
15451 (PPERM_SRC1): Ditto.
15452 (PPERM_SRC2): Ditto.
15453 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15455 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15457 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15458 says ignore whether the last reference is a memory operand.
15460 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15461 Paolo Bonzini <bonzini at gnu dot org>
15463 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15466 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15467 (vlshr<mode>3): Rename from vlshr<mode>3.
15468 (vashr<mode>3): Rename from vashr<mode>3.
15469 (mulv4sf3): Change the names of vector shift patterns.
15473 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15476 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15501 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15502 (floatunssidf2_internal): Change vector/vector shift names.
15503 (floatunsdidf2_internal): Ditto.
15510 (vashl<mode>3): Rename from ashl<mode>3.
15511 (vashr<mode>3): Rename from ashr<mode>3.
15512 (vlshr<mode>3): Rename from lshr<mode>3.
15513 (vrotl<mode>3): Rename from rotl<mode>3.
15515 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15518 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15519 multiply gives the wrong value when doing widening multiplies.
15520 (vec_widen_smult_lo_v4si): Ditto.
15522 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15524 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15525 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15526 emit_library_call_value.
15527 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15528 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15529 * calls.c (initialize_argument_information, precompute_arguments,
15530 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15531 (precompute_arguments): Removed flags parameter.
15532 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15534 2008-05-14 Richard Guenther <rguenther@suse.de>
15536 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15537 Make sure to register the store if the use is a PHI_NODE.
15539 2008-05-14 Olivier Hainque <hainque@adacore.com>
15541 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15542 memory if the component is to be referenced in BLKmode according
15543 to get_inner_reference.
15545 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15547 * calls.c (emit_library_call_value_1): Restore code clearing
15548 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15550 2008-05-14 Olivier Hainque <hainque@adacore.com>
15551 Nicolas Roche <roche@adacore.com>
15553 * configure.ac: Add support for a "gcc_subdir" variable in
15554 config-lang.in, to denote a subdirectory where the language/GCC
15555 integration files are to be found.
15556 * configure: Regenerate.
15558 2008-05-14 Ira Rosen <irar@il.ibm.com>
15560 PR tree-optimization/36098
15561 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15562 value for the first load in the group in case of a gap.
15563 (vect_build_slp_tree): Check that there are no gaps in loads.
15565 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15567 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15568 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15569 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15570 emit_insn and remove unneeded code to construct extra args.
15571 (emit_no_conflict_block): Removed.
15572 * optabls.h: (emit_no_conflict_block): Removed.
15573 * cse.c (cse_extended_basic_block): Remove search for
15574 REG_NO_CONFLICT note.
15575 * global.c: Removed incorrect comment added in revision 117.
15576 * expr.c (convert_move): Change call to emit_no_conflict_block to
15578 * recog.c: Change comments so that they do not mention
15580 * local_alloc.c (combine_regs): Removed last parameter.
15581 (no_conflict_p): Removed.
15582 (block_alloc): Removed note, no_conflict_combined_regno and set
15583 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15584 (combine_regs): Removed already_dead and code to look for
15585 REG_NO_CONFLICT notes.
15586 * lower_subreg (remove_retval_note): Removed code to look for
15587 REG_NO_CONFLICT block.
15588 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15589 (resolve_clobber): Remove code to process libcalls that have
15590 REG_NO_CONFLICT notes.
15591 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15593 * combine.c (can_combine_p, distribute_notes): Removed
15594 REG_NO_CONFLICT case.
15595 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15597 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15598 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15600 * reg-notes.def (NO_CONFLICT): Removed.
15602 2008-05-14 David S. Miller <davem@davemloft.net>
15604 * config/sparc/sparc.c (sparc_profile_hook): If
15605 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15606 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15607 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15609 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15611 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15613 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15616 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15617 and op1 expansion before vector concat to have less live pseudos.
15619 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15621 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15622 ix86_expand_vector_set if supported.
15624 2008-05-13 Diego Novillo <dnovillo@google.com>
15625 Kenneth Zadeck <zadeck@naturalbridge.com>
15627 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15629 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15630 phinodes_print_statistics, init_ssanames, fini_ssanames,
15631 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15632 release_ssa_name, release_defs, replace_ssa_name_symbol,
15633 ssanames_print_statistics): Move ...
15634 * tree-flow.h: ... here.
15635 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15636 Use FN instead of cfun.
15637 (make_ssa_name_fn): Rename from make_ssa_name.
15638 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15639 * tree-flow-inline.h (make_ssa_name): Move from
15640 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15641 * omp-low.c (expand_omp_parallel):
15642 * tree-flow-inline.h (redirect_edge_var_map_result):
15643 * tree-ssa.c (init_tree_ssa): Add argument FN.
15644 Use it instead of cfun. Update all users.
15646 2008-05-13 Tom Tromey <tromey@redhat.com>
15648 PR preprocessor/22168:
15649 * doc/cpp.texi (Top): Update menu.
15650 (Alternatives to Wrapper #ifndef): New node.
15651 (Other Directives): Document deprecation.
15652 (Obsolete Features): Remove menu.
15653 (Assertions): Merge node into Obsolete Features.
15654 (Obsolete once-only headers): Move earlier; rename to Alternatives
15655 to Wrapper #ifndef.
15656 * doc/cppopts.texi: Update.
15657 * c.opt (Wdeprecated): Enable for C and ObjC.
15658 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15659 (C++ Dialect Options): Move -Wno-deprecated from here to...
15660 (Warning Options): ... here.
15662 2008-05-13 Richard Guenther <rguenther@suse.de>
15664 PR middle-end/36227
15665 * fold-const.c (fold_sign_changed_comparison): Do not allow
15666 changes in pointer-ness.
15668 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15671 * config/sh/sh.c (sh_expand_prologue): Don't clear
15672 RTX_FRAME_RELATED_P for push insns.
15674 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15676 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15678 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15680 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15681 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15682 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15684 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15686 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15687 (*vec_concatv4sf_sse): This.
15688 (*sse2_concatv2si): Renamed to ...
15689 (*vec_concatv2si_sse2): This.
15690 (*sse1_concatv2si): Renamed to ...
15691 (*vec_concatv2si_sse): This.
15692 (*vec_concatv2di_rex): Renamed to ...
15693 (*vec_concatv2di_rex64): This.
15694 (*vec_concatv2si_sse4_1): New.
15695 (*vec_concatv2di_rex64_sse4_1): Likewise.
15697 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15699 PR rtl-optimization/36111
15700 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15701 that was created for swappable operands.
15703 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15706 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15707 * configure.ac: Add call to ACX_PROG_GNAT.
15709 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15711 * optc-gen.awk: Fix comment typo.
15713 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15715 * pretty-print.c (pp_integer_with_precision): Use
15716 HOST_LONG_LONG_FORMAT.
15718 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15720 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15722 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15724 * config/i386/i386.c (bdesc_ptest): Removed.
15725 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15726 (bdesc_args): Add __builtin_ia32_ptestz128,
15727 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15728 (ix86_init_mmx_sse_builtins): Updated.
15729 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15730 (ix86_expand_builtin): Updated.
15732 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15734 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15735 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15737 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15739 * value-prof.c (interesting_stringop_to_profile): Do not
15740 return early for BUILT_IN_MEMPCPY.
15742 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15744 * calls.c (expand_call): Don't use callgraph to increase
15745 preferred_stack_boundary.
15747 * cgraph.h (cgraph_rtl_info): Use unsigned on
15748 preferred_incoming_stack_boundary.
15750 * final.c (rest_of_clean_state): Use unsigned on
15751 preferred_stack_boundary.
15753 2008-05-09 Tom Tromey <tromey@redhat.com>
15755 PR preprocessor/22231:
15756 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15759 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15761 PR tree-optimization/36129
15762 * tree-ssa-ccp.c: Include value-prof.h.
15763 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15764 built-in function was folded to a constant.
15765 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15767 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15768 Sebastian Pop <sebastian.pop@amd.com>
15770 * tree-scalar-evolution.c: Document instantiate_scev.
15771 (instantiate_parameters_1): Renamed instantiate_scev_1.
15772 Don't use the same loop for instantiation_loop and evolution_loop.
15773 (instantiate_scev): New.
15774 (instantiate_parameters): Moved...
15775 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15776 same loop twice. Maintains the semantics for this function.
15777 * tree-scalar-evolution.h (instantiate_scev): Declare.
15778 (instantiate_parameters): ...here. Now static inline.
15779 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15780 instead of resolve_mixers.
15782 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15784 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15786 2008-05-09 Tomas Bily <tbily@suse.cz>
15788 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15789 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15790 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15791 * c-common.c (c_common_truthvalue_conversion): Likewise.
15792 * tree-object-size.c (compute_object_offset): Likewise.
15793 * tree-inline.c (estimate_num_insns_1): Likewise.
15794 * varasm.c (const_hash_1, compare_constant, copy_constant)
15795 (compute_reloc_for_constant, output_addressed_constants)
15796 (initializer_constant_valid_p): Likewise.
15797 * c-omp.c (check_omp_for_incr_expr): Likewise.
15798 * gimplify.c (gimplify_expr): Likewise.
15799 * c-typeck.c (c_finish_return): Likewise.
15800 * tree-vectorizer.c (supportable_widening_operation)
15801 (supportable_narrowing_operation): Likewise.
15802 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15803 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15804 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15805 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15806 (descr_info_loc): Likewise.
15807 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15808 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15809 (fold_unary): Likewise.
15810 * builtins.c (get_pointer_alignment): Likewise.
15811 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15812 (instantiate_parameters_1): Likewise.
15813 * tree.c (expr_align, stabilize_reference): Likewise.
15814 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15815 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15816 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15817 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15818 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15819 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15821 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15822 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15823 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15824 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15825 (forward_propagate_comparison)
15826 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15827 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15828 * emit-rtl.c (component_ref_for_mem_expr)
15829 (set_mem_attributes_minus_bitpos): Likewise.
15830 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15831 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15833 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15834 (build_function_call, pointer_diff, build_compound_expr)
15835 (c_finish_return): Likewise.
15836 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15837 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15839 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15840 * expr.c (is_aligning_offset): Likewise.
15841 * tree-ssa-alias.c (is_escape_site): Likewise.
15842 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15843 (check_all_va_list_escapes): Likewise.
15844 * tree-ssa-loop-ivopts.c (determine_base_object)
15845 (determine_common_wider_type): Likewise.
15846 * dojump.c (do_jump): Likewise.
15847 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15848 * tree-gimple.c (is_gimple_cast): Likewise.
15849 * fold-const.c (decode_field_reference, )
15850 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15851 (fold_binary): Likewise.
15852 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15853 (already_warned_in_frontend_p): Likewise.
15854 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15855 * tree.c (really_constant_p, get_unwidened): Likewise.
15856 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15857 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15858 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15860 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15862 (CONVERT_EXPR_P): Define.
15863 (CASE_CONVERT): Define.
15865 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15867 PR middle-end/36117
15868 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15869 (delete_unmarked_insns): When deleting a call, call
15870 delete_unreachable_blocks.
15871 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15872 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15874 2008-05-08 Richard Guenther <rguenther@suse.de>
15876 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15877 (-ftree-salias): Likewise.
15878 (salias-max-implicit-fields): Remove param documentation.
15879 (salias-max-array-elements): Likewise.
15880 * tree-pass.h (pass_create_structure_vars): Remove.
15881 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15882 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15883 * tree-ssa-alias.c (create_structure_vars): Remove.
15884 (gate_structure_vars): Likewise.
15885 (pass_create_structure_vars): Likewise.
15886 (gate_build_alias): Likewise.
15887 (pass_build_alias): Adjust to run always and dump the function.
15888 * common.opt (ftree-salias): Hide.
15889 * passes.c (init_optimization_passes): Remove
15890 pass_create_structure_vars, adjust comment.
15891 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15892 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15893 * opts.c (decode_options): Do not set flag_tree_salias.
15894 (common_handle_option): Add OPT_ftree_salias to the backward
15895 compatibility section.
15897 2008-05-08 Richard Guenther <rguenther@suse.de>
15899 * tree-flow-inline.h (var_can_have_subvars): Move ...
15900 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15901 * tree-flow.h (var_can_have_subvars): Remove.
15902 (push_fields_onto_fieldstack): Remove.
15903 (sort_fieldstack): Likewise.
15904 (struct fieldoff): Move ...
15905 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15906 alias_set and base_for_components fields.
15907 (sort_fieldstack): Make static.
15908 (push_fields_onto_fieldstack): Likewise. Remove code that
15909 handles anything but RECORD_TYPEs. Remove alias_set and
15910 base_for_components handling.
15911 (create_variable_info_for): Adjust.
15913 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15915 * common.opt (Wframe-larger-than=): Shorten the help message
15917 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15919 2008-05-08 Rafael EspÃndola <espindola@google.com>
15921 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15923 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15924 trap and that both operands are gimple values.
15925 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15926 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15929 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15931 * read-rtl.c (join_c_conditions): Return the first string if the
15932 two strings are equal.
15934 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15936 * gensupport.h (pred_data): Add a "num_codes" field.
15937 (add_predicate_code): Declare.
15938 * gensupport.c (add_predicate_code): New function.
15939 (std_pred_table): Add an "allows_const_p" field.
15940 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15941 Remove the (incomplete) list of such codes from the codes field.
15942 (init_predicate_table): Use add_predicate_code. Add all
15943 RTX_CONST_OBJs if allows_const_p is true.
15944 * genrecog.c (process_define_predicate): Use add_predicate_code.
15946 2008-05-08 David Daney <ddaney@avtrex.com>
15947 Richard Sandiford <rsandifo@nildram.co.uk>
15949 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15950 special case of constant zero operands.
15951 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15952 old and new values. Special case constant zero values.
15953 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15955 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15956 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15958 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15961 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15962 similar RTX_CONST_OBJ before CONST_INT.
15964 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15966 * stmt.c (expand_stack_restore): Change sa mode if needed.
15968 2008-05-08 Richard Guenther <rguenther@suse.de>
15970 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15971 return type to bool.
15972 (ix86_sol10_return_in_memory): Likewise.
15973 (ix86_i386elf_return_in_memory): Likewise.
15974 (ix86_i386interix_return_in_memory): Likewise.
15975 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15976 (ix86_sol10_return_in_memory): Likewise.
15977 (ix86_i386elf_return_in_memory): Likewise.
15978 (ix86_i386interix_return_in_memory): Likewise.
15980 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15983 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15985 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15986 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15989 2008-05-08 Richard Guenther <rguenther@suse.de>
15991 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15992 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15993 (DR_SUBVARS): Remove.
15994 * tree-dfa.c (dump_subvars_for): Remove.
15995 (debug_subvars_for): Likewise.
15996 (dump_variable): Do not dump subvars.
15997 (remove_referenced_var): Do not remove subvars.
15998 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15999 (lookup_subvars_for_var): Remove.
16000 (get_subvars_for_var): Likewise.
16001 (get_subvars_at): Likewise.
16002 (get_first_overlapping_subvar): Likewise.
16003 (overlap_subvar): Likewise.
16004 * tree-flow.h (subvar_t): Remove.
16005 (struct var_ann_d): Remove subvars field.
16006 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16007 argument. Remove special handling of SFTs.
16008 (compute_tag_properties): Likewise.
16009 (set_initial_properties): Likewise.
16010 (compute_call_clobbered): Likewise.
16011 (count_mem_refs): Likewise.
16012 (compute_memory_partitions): Likewise.
16013 (compute_flow_insensitive_aliasing): Likewise.
16014 (setup_pointers_and_addressables): Likewise.
16015 (new_type_alias): Likewise.
16016 (struct used_part): Remove.
16017 (used_portions): Likewise.
16018 (struct used_part_map): Likewise.
16019 (used_part_map_eq): Likewise.
16020 (used_part_map_hash): Likewise.
16021 (free_used_part_map): Likewise.
16022 (up_lookup): Likewise.
16023 (up_insert): Likewise.
16024 (get_or_create_used_part_for): Likewise.
16025 (create_sft): Likewise.
16026 (create_overlap_variables_for): Likewise.
16027 (find_used_portions): Likewise.
16028 (create_structure_vars): Likewise.
16029 * tree.def (STRUCT_FIELD_TAG): Remove.
16030 * tree.h (MTAG_P): Adjust.
16031 (struct tree_memory_tag): Remove base_for_components and
16032 unpartitionable flags.
16033 (struct tree_struct_field_tag): Remove.
16034 (SFT_PARENT_VAR): Likewise.
16035 (SFT_OFFSET): Likewise.
16036 (SFT_SIZE): Likewise.
16037 (SFT_NONADDRESSABLE_P): Likewise.
16038 (SFT_ALIAS_SET): Likewise.
16039 (SFT_UNPARTITIONABLE_P): Likewise.
16040 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16041 (union tree_node): Remove sft field.
16042 * alias.c (get_alias_set): Remove special handling of SFTs.
16043 * print-tree.c (print_node): Remove handling of SFTs.
16044 * tree-dump.c (dequeue_and_dump): Likewise.
16045 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16046 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16047 * tree-predcom.c (set_alias_info): Do not set subvars.
16048 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16049 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16050 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16051 (add_vars_for_offset): Remove.
16052 (add_virtual_operand): Remove special handling of SFTs.
16053 (add_call_clobber_ops): Likewise.
16054 (add_call_read_ops): Likewise.
16055 (get_asm_expr_operands): Likewise.
16056 (get_modify_stmt_operands): Likewise.
16057 (get_expr_operands): Likewise.
16058 (add_to_addressable_set): Likewise.
16059 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16060 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16061 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16062 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16063 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16064 (tree_node_structure): Likewise.
16065 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16067 (find_what_p_points_to): Likewise.
16069 2008-05-08 Sa Liu <saliu@de.ibm.com>
16071 * config/spu/spu.md: Fixed subti3 pattern.
16073 2008-05-08 Richard Guenther <rguenther@suse.de>
16075 PR middle-end/36154
16076 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16077 sure to create a representative for trailing arrays for PTA.
16079 2008-05-08 Richard Guenther <rguenther@suse.de>
16081 PR middle-end/36172
16082 * fold-const.c (operand_equal_p): Two objects which types
16083 differ in pointerness are not equal.
16085 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16087 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16088 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16089 (emit_library_call_value_1): Add new variable fndecl initialized by
16090 NULL_TREE. It should be the decl type of orgfun, but this information
16091 seems not to be available here, so it uses the default calling abi.
16092 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16093 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16094 by TARGET_RETURN_IN_MEMORY.
16095 * config/i386/i386-interix.h: Likewise.
16096 * config/i386/i386.h: Likewise.
16097 * config/i386/i386elf.h: Likewise.
16098 * config/i386/ptx4-i.h: Likewise.
16099 * config/i386/sol2-10.h: Likewise.
16100 * config/i386/sysv4.h: Likewise.
16101 * config/i386/vx-common.h: Likewise.
16102 * config/cris/cris.h: Removed #if 0 clause.
16103 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16104 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16106 (ix86_sol10_return_in_memory): Likewise.
16107 (ix86_i386elf_return_in_memory): New.
16108 (ix86_i386interix_return_in_memory): New.
16109 * config/mt/mt-protos.h (mt_return_in_memory): New.
16110 * config/mt/mt.c: Likewise.
16111 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16112 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16113 * config/bfin/bfin.h: Likewise.
16114 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16116 * config/bfin/bfin.c: Likewise.
16117 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16118 * config/alpha/unicosmk.h: Likewise.
16119 * config/i386/cygming.h: Likewise.
16120 * config/iq2000/iq2000.h: Likewise.
16121 * config/mips/mips.h: Likewise.
16122 * config/mn10300/mn10300.h: Likewise.
16123 * config/rs6000/rs6000.h: Likewise.
16124 * config/score/score.h: Likewise.
16125 * config/spu/spu.h: Likewise.
16126 * config/v850/v850.h: Likewise.
16127 * defaults.h: Likewise.
16128 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16129 * expr.c (emit_block_move): Adjust use of
16130 OUTGOING_REG_PARM_STACK_SPACE.
16131 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16132 OUTGOING_REG_PARM_STACK_SPACE.
16133 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16135 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16137 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16138 on OMP_RETURN for OMP_FOR.
16141 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16142 (fortran_common): New function.
16143 (gen_variable_die): Call fortran_common instead of common_check,
16144 adjust for it returning tree instead of rtx. Formatting.
16146 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16150 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16151 * c-decl.c (merge_decls): Ditto.
16152 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16153 to RTL_CONST_OR_PURE_CALL_P.
16154 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16155 Initialized DECL_LOOPING_CONST_PURE.
16156 (process_call_operands): Set tree_side_effects properly.
16157 * tree.h (TREE_READONLY_DECL_P): Removed.
16158 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16159 (DECL_LOOPING_OR_CONST_P): New macro.
16160 (struct tree_function_decl): Added looping_const_or_pure_p.
16161 (ECF_*) Renumbered.
16162 (ECF_LOOPING_OR_CONST_P): New macro.
16163 * rtlanal.c (pure_const_p): Removed.
16164 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16165 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16166 to RTL_CONST_CALL_P.
16167 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16168 (check_decl, check_tree, check_call, scan_function): Initialize
16170 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16171 (static_execute): Set looping true for recursive functions.
16172 Undo setting state to IPA_NEITHER for recursive functions.
16173 * cse.c (cse_insn):
16174 * ifcvt.c (noce_can_store_speculate_p): Changed
16175 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16176 RTL_CONST_OR_PURE_CALL_P.
16177 * dse.c (scan_insn): Ditto.
16178 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16179 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16180 RTL_CONST_OR_PURE_CALL_P.
16181 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16182 pure_call_p to RTL_CONST_CALL_P.
16183 * gimplify.c (gimplify_call_expr): Clear side effects for
16184 non-looping pure and constant calls.
16185 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16186 (flags_from_decl_or_type): Set ecf flags from decl flags.
16187 (initialize_argument_information): Turn off
16188 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16189 Change const to pure if callee_copies is true rather than just
16191 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16192 way of marking pure calls.
16193 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16194 Remove hack that was supposed to fix pr7335 and remove old
16195 way of marking pure calls.
16196 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16197 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16198 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16199 RTL_CONST_OR_PURE_CALL_P.
16200 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16201 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16202 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16203 * sched-deps.c (schedule_analyze): Ditto.
16204 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16205 return_val field of calls to represent pure and const function info.
16206 (CONST_OR_PURE_CALL_P): Deleted macro.
16207 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16208 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16209 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16211 * tree-optimize.c (execute_fixup_cfg): Added test for
16212 ECF_LOOPING_CONST_OR_PURE.
16213 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16215 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16216 effects for looping pure or const calls.
16217 (verify_gimple_expr): Added verification code.
16218 * config/alpha/alpha.c (alpha_legitimize_address,
16219 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16221 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16222 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16223 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16224 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16225 RTL_CONST_OR_PURE_CALL_P.
16226 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16227 and const calls to be deleted.
16229 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16232 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16233 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16234 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16235 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16236 to handle nonimmediate operands.
16237 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16238 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16239 to handle nonimmediate operands.
16240 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16241 (mmx_pmulhrwv4hi3): New expander. Use
16242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16243 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16244 (sse2_umulv1siv1di3): New expander. Use
16245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16246 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16247 (mmx_eq<mode>3): New expander. Use
16248 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16249 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16250 (mmx_uavgv8qi3): New expander. Use
16251 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16252 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16253 (mmx_uavgv4hi3): New expander. Use
16254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16256 * config/i386/sse.md
16257 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16258 to handle nonimmediate operands.
16259 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16260 to handle nonimmediate operands.
16261 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16262 to handle nonimmediate operands.
16263 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16264 to handle nonimmediate operands.
16265 (sse2_unpckhpd_exp): New expander. Use
16266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16267 (sse2_unpcklpd_exp): New expander. Use
16268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16269 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16270 to handle nonimmediate operands.
16271 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16272 to handle nonimmediate operands.
16273 (*sse2_<plusminus_insn><mode>3): Rename from
16274 sse2_<plusminus_insn><mode>3 insn pattern.
16275 (sse2_<plusminus_insn><mode>3): New expander. Use
16276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16277 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16278 (sse2_umulv2siv2di3): New expander. Use
16279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16280 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16281 (sse4_1_mulv2siv2di3): New expander. Use
16282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16283 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16284 (sse2_pmaddwd): New expander. Use
16285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16286 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16287 (sse2_eq<mode>3): New expander. Use
16288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16289 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16290 (sse4_1_eqv2di3): New expander. Use
16291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16292 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16293 (sse2_uavgv16qi3): New expander. Use
16294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16295 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16296 (sse2_uavgv16qi3): New expander. Use
16297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16298 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16299 (sse2_uavgv8hi3): New expander. Use
16300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16301 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16302 (ssse3_pmulhrswv8hi3): New expander. Use
16303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16304 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16305 (ssse3_pmulhrswv4hi3): New expander. Use
16306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16308 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16309 (<sse>_vmmul<mode>3): Ditto.
16310 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16312 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16313 (ssse3_pmaddubsw): Ditto.
16315 * config/i386/i386.c (struct_builtin_description)
16316 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16317 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16318 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16319 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16320 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16321 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16322 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16323 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16324 (ix86_fixup_binary_operands): Assert that src1
16325 and src2 must have the same mode when swapped.
16326 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16327 and ix86_binary_operator_ok. Do not force operands in registers
16330 2008-05-07 Jan Hubicka <jh@suse.cz>
16332 * cgraph.c (dump_cgraph_node): Update.
16333 * cgraph.h (cgraph_local_info): Break out inline summary.
16334 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16336 * ipa-inline (inline_summary): New accestor function.
16337 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16338 cgraph_decide_inlining, compute_inline_parameters): Update.
16339 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16341 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16343 Cleanup ColdFire scheduling support and add V4 pipeline model.
16345 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16346 (define_attr cpu): Add cfv4 value.
16347 (define_attr type, define_attr type1): Merge into a single 'type'
16348 attribute. Update all uses.
16349 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16350 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16352 (define_attr opx_mem, define_attr opy_mem): Remove.
16353 (define_attr op_mem): Clean up, update comment.
16354 (define_attr size): Use specific values instead of general int.
16355 (define_attr guess, define_attr split): Remove. Update all uses.
16356 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16357 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16358 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16359 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16360 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16361 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16362 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16363 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16364 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16365 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16366 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16367 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16368 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16369 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16370 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16371 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16372 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16373 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16374 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16375 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16376 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16377 Update or set attributes.
16378 (stack_tie): New fake instruction.
16380 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16381 (m68k_sched_attr_size): Update declaration.
16382 (m68k_sched_attr_type2): Remove.
16383 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16384 Declare new bypass predicates.
16386 * config/m68k/m68k.c (m68k_sched_issue_rate,
16387 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16389 (TARGET_SCHED_ISSUE_RATE,
16390 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16391 (override_options): Handle scheduling for ColdFire V4 core.
16392 (m68k_expand_prologue): Emit stack_tie.
16393 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16394 'OP_TYPE_FPN'. Update all uses.
16395 (sched_guess_p): Remove.
16396 (sched_address_type): Handle symbolic addresses.
16397 (sched_get_operand): New static function.
16398 (sched_operand_type): Merge into sched_attr_op_type.
16399 (sched_attr_op_type): Handle FP registers, handle quick constants,
16401 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16402 (m68k_sched_attr_size): Update. Move logic to ...
16403 (sched_get_attr_size_int): New static function.
16404 (sched_get_opxy_mem_type): New static function.
16405 (m68k_sched_attr_op_mem): Update.
16406 (m68k_sched_attr_type2): Remove.
16407 (sched_cfv4_bypass_data): New static variable.
16408 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16409 (m68k_sched_issue_rate): Implement scheduler hook.
16410 (struct _sched_ib: enabled_p): New field.
16411 (m68k_sched_variable_issue): Update. Handle V4.
16412 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16413 sched_dump_class_func_t, sched_dump_split_class,
16414 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16415 sched_dump_dfa_class, m68k_sched_dump): Remove.
16416 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16418 (m68k_sched_init_global): Remove statisctics dumping, introduce
16419 sanity check that all instructions have pipeline reservations. Handle
16421 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16422 Handle ColdFire V4 core.
16423 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16424 New static functions.
16425 (m68k_sched_address_bypass_p): New bypass predicate.
16426 (sched_get_indexed_address_scale): New static function.
16427 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16429 * cf.md: Update comments.
16430 (define_attr type2): Remove. Use 'type' attribute instead.
16432 (cf_ib): Rename to cfv123_ib. Update all uses.
16433 (cf_oep): Rename to cfv123_oep. Update all uses.
16434 (cf_chr): Rename to cfv123_chr. Update all uses.
16435 (cf_mem): Rename to cfv123_mem. Update all uses.
16436 (cf_mac): Move to more appropriate place.
16437 (cfv123_guess): New automaton and cpu_unit.
16438 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16439 Update uses of 'size' attribute. Handle before reload scheduling.
16440 (cfv123_guess): New dummy reservation for unhandled instructions.
16441 (cfv4_*): Pipeline description of ColdFire V4 core.
16442 (ignore): New reservation to handle 'ignore' type.
16444 2008-05-07 Ian Lance Taylor <iant@google.com>
16446 PR middle-end/36013
16447 * gimplify.c (find_single_pointer_decl_1): Don't look through
16449 (find_single_pointer_decl): Adjust comments.
16451 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16453 PR middle-end/36137
16454 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16455 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16457 PR middle-end/36106
16458 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16459 integral type rather than floating point, then VIEW_CONVERT_EXPR
16460 to the floating point type.
16462 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16464 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16465 TFmode op0 to register.
16467 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16469 * c-decl.c (grokdeclarator): Comment typo.
16471 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16473 * tree-flow.h: Remove prototype for computed_goto_p.
16474 * tree-cfg.c (computed_goto_p): Make static.
16476 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16479 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16480 (contains_aligned_value_p): This. Handle _Decimal128.
16481 (ix86_function_arg_boundary): Only align _Decimal128 to its
16482 natural boundary and handle it properly.
16484 2008-05-06 Martin Jambor <mjambor@suse.cz>
16486 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16487 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16488 (ipcp_method_set_orig_node): Removed.
16489 (ipcp_cval_get_cvalue_type): Removed.
16490 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16491 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16492 (ipcp_cval_set_cvalue_type): Removed.
16493 (ipcp_cval_get_cvalue): Removed.
16494 (ipcp_cval_set_cvalue): Removed.
16495 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16496 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16497 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16498 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16499 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16500 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16501 (ipcp_get_ith_lattice): Changed parameters.
16502 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16503 (ipcp_lattice_from_jfunc): Changed parameters.
16504 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16505 (ipcp_method_cval_print): Added temporary variable info.
16506 (ipcp_redirect): Removed already unused local variable caller.
16507 (ipcp_redirect): New temporary variable orig_callee_info
16508 (ipcp_redirect): Removed newly unused local variable callee.
16509 (ipcp_redirect): Removed (a bit confusing) local variable type.
16510 (ipcp_insert_stage): Added local variable info.
16511 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16513 (ipcp_formal_create): Removed.
16514 (ipcp_method_cval_set): Removed.
16515 (ipcp_propagate_stage): Renamed lattice variables.
16516 (ipcp_method_cval_set_cvalue_type): Removed.
16517 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16518 (ipcp_print_all_lattices): Changed printed strings to refer to
16519 lattices rather than cvals.
16520 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16521 (ipcp_propagate_const): Changed formal parameters.
16522 (build_const_val): Changed formal parameters.
16523 (ipcp_insert_stage): Removed useless variable cvalue
16524 (build_const_val): Changed formal parameters.
16525 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16526 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16527 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16528 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16529 (ipcp_print_func_profile_counts): Changed string from "method" to
16531 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16532 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16533 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16534 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16535 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16536 (ipcp_lat_is_const): Changed parameters and made inline.
16537 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16538 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16539 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16540 the predicate condition directly
16541 (ipcp_propagate_stage): Added local variable args. Removed local
16542 variable callee. (Both are mere code simplifications.)
16543 (ipcp_method_dont_insert_const): Renamed to
16544 ipcp_node_not_modifiable_p.
16545 (ipcp_node_not_modifiable_p): Made inline.
16546 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16547 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16548 (ipcp_print_all_lattices): Removed variable cvalue
16549 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16552 2008-05-06 Olivier Hainque <hainque@adacore.com>
16554 * tree-sra.c (try_instantiate_multiple_fields): Early return
16555 if field has POINTER_TYPE.
16557 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16559 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16560 by using 'q' specifier for instruction.
16561 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16563 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16565 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16566 Change mode of zero_extract from QImode to HImode.
16567 (sign bit tests peepholes): (Ditto.).
16569 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16571 * config/i386/mmx.md: Remove double backslashes from asm templates.
16572 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16573 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16574 to handle nonimmediate operands.
16575 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16576 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16577 to handle nonimmediate operands.
16578 (*mmx_<code>v2sf3_finite): New insn pattern.
16579 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16580 (mmx_<code>v2sf3): New expander. Use
16581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16582 (mmx_<plusminus_insn><mode>3): New expander. Use
16583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16584 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16585 (mmx_add<mode>3): Removed.
16586 (mmx_ssadd<mode>3): Ditto.
16587 (mmx_usadd<mode>3): Ditto.
16588 (mmx_sub<mode>3): Ditto.
16589 (mmx_sssub<mode>3): Ditto.
16590 (mmx_ussub<mode>3): Ditto.
16591 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16592 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16593 to handle nonimmediate operands.
16594 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16596 (mmx_smulv4hi3_highpart): New expander. Use
16597 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16598 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16600 (mmx_umulv4hi3_highpart): New expander. Use
16601 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16602 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16603 (mmx_<code>v4hi3): New expander. Use
16604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16605 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16606 (mmx_<code>v8qi3): New expander. Use
16607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16608 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16609 (mmx_<code><mode>3): New expander. Use
16610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16612 2008-05-05 Jan Hubicka <jh@suse.cz>
16614 PR tree-optimization/36118
16615 * passes.c (pass_init_dump_file): Fix dump header.
16617 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16619 PR middle-end/36141
16620 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16621 VCE for function decls.
16623 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16625 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16627 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16629 * config/i386/i386.md (sat_plusminus): New.
16630 (plusminus_insn): Likewise.
16631 (plusminus_mnemonic): Likewise.
16633 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16634 (*<addsub><mode>3_cc_overflow): Renamed to ...
16635 (*<plusminus_insn><mode>3_cc_overflow): This.
16636 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16637 (*<plusminus_insn>si3_zext_cc_overflow): This.
16639 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16640 (<plusminus_insn><mode>3): This.
16641 (*<addsub><mode>3): Renamed to ...
16642 (*<plusminus_insn><mode>3): This.
16643 (<sse>_vm<addsub><mode>3): Renamed to ...
16644 (<sse>_vm<plusminus_insn><mode>3): This.
16645 (sse3_h<addsub>v4sf3): Renamed to ...
16646 (sse3_h<plusminus_insn>v4sf3): This.
16647 (sse3_h<addsub>v2df3): Renamed to ...
16648 (sse3_h<plusminus_insn>v2df3): This.
16649 (<plusminus_insn><mode>3): New.
16650 (*<plusminus_insn><mode>3): Likewise.
16651 (sse2_<plusminus_insn><mode>3): Likewise.
16652 (add<mode>): Removed.
16653 (*add<mode>3): Likewise.
16654 (sse2_ssadd<mode>3): Likewise.
16655 (sse2_usadd<mode>3): Likewise.
16656 (sub<mode>3): Likewise.
16657 (*sub<mode>3): Likewise.
16658 (sse2_sssub<mode>3): Likewise.
16659 (sse2_ussub<mode>3): Likewise.
16661 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16663 * gthr-single.h: Add in required interface elements as per gthr.h.
16664 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16665 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16666 Generalize UNUSED macro.
16667 (__gthread_once): Add.
16668 (__gthread_key_create): Add.
16669 (__gthread_key_delete): Add.
16670 (__gthread_getspecific): Add.
16671 (__gthread_setspecific): Add.
16673 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16676 the same size types for the indirect reference on the rhs, then
16679 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16681 * config/i386/i386.md
16682 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16683 one insn template instead of template series.
16684 (*xordi_1_rex64): Ditto.
16685 (*xordi_2_rex64): Ditto.
16687 2008-05-05 Ira Rosen <irar@il.ibm.com>
16689 PR tree-optimization/36119
16690 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16693 2008-06-04 Jan Hubicka <jh@suse.cz>
16695 tree-optimization/36100
16696 * tree-pass.h (pass_O0_always_inline): Declare.
16697 * ipa-inline.c (inline_transform): Remove dead code.
16698 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16699 pass_O0_always_inline): New.
16700 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16702 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16704 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16705 mnemonic in this_param move for TARGET_64BIT.
16707 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16709 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16710 (*strmovsi_rex_1): Ditto.
16711 (*strsetsi_1): Ditto.
16712 (*strsetsi_rex_1): Ditto.
16714 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16715 adddicc expanders using SWI mode iterator.
16717 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16720 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16723 2008-05-04 David S. Miller <davem@davemloft.net>
16725 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16726 (sparc*-*-linux*): Use linux.h in tm_file.
16727 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16728 compiler defaulting to 32-bit.
16729 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16731 * config/sparc/linux.h: Remove definitions now obtained
16732 properly from linux.h
16733 * config/sparc/linux64.h: Likewise.
16734 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16735 don't want this setting for 32-bit builds in a biarch compiler.
16736 * doc/install.texi: Add sparc-linux to list of targets
16737 supporting --enable-targets=all.
16739 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16741 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16743 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16745 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16746 after V4SI_FTYPE_V8HI.
16747 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16748 case V4SI_FTYPE_V2DF.
16750 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16752 * doc/invoke.texi (max-flow-memory-locations): Removed.
16753 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16755 2008-05-03 Richard Guenther <rguenther@suse.de>
16757 PR middle-end/34973
16758 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16760 2008-05-02 David S. Miller <davem@davemloft.net>
16762 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16764 2008-05-02 Simon Baldwin <simonb@google.com>
16767 * c-common.h (warn_array_subscript_range): Removed.
16768 * c-common.c (warn_array_subscript_range): Ditto.
16769 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16770 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16772 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16774 * config/i386/i386.c (ix86_special_builtin_type): New.
16775 (bdesc_special_args): Likewise.
16776 (ix86_expand_special_args_builtin): Likewise.
16777 (ix86_init_mmx_sse_builtins): Updated.
16778 (ix86_expand_builtin): Updated.
16779 (ix86_expand_store_builtin): Removed.
16780 (ix86_expand_unop_builtin): Likewise.
16782 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16783 * config/i386/mmintrin.h (__v2sf): Here.
16785 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16787 (_mm_loadl_pi): Likewise.
16788 (_mm_storeh_pi): Replace __v2si with __v2sf.
16789 (_mm_storel_pi): Likewise.
16791 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16792 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16793 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16794 __builtin_ia32_loadlpd.
16796 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16798 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16799 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16800 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16801 (ix86_init_mmx_sse_builtins): Updated.
16802 (ix86_expand_args_builtin): Likewise.
16803 (ix86_expand_builtin): Likewise.
16804 (ix86_expand_unop1_builtin): Renamed to ...
16805 (ix86_expand_unop_vec_merge_builtin): This.
16807 2008-05-01 Jan Hubicka <jh@suse.cz>
16810 * ipa-inline.c (inline_generate_summary): Make static.
16811 (inline_transform): Do not call inlining at -O0; make static.
16812 * passes.c (execute_todo): Add sanity check.
16813 (execute_one_ipa_transform_pass): Execute proper flags.
16815 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16817 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16818 (DECL_NONADDRESSABLE_P): Likewise.
16819 * alias.c (record_component_aliases): Fix comment.
16821 2008-05-01 Simon Baldwin <simonb@google.com>
16823 * c-common.h (warn_array_subscript_range): New function.
16824 * c-common.c (warn_array_subscript_range): Ditto.
16825 * tree-vrp.c (check_array_ref): Corrected code to agree with
16826 comment, ignoring only arrays of size 0 or size 1.
16827 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16829 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/i386.c (ix86_builtin_type): Replace
16832 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16833 (bdesc_args): Updated.
16834 (ix86_init_mmx_sse_builtins): Likewise.
16835 (ix86_expand_args_builtin): Likewise.
16837 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16840 * doc/extend.texi: Correct __builtin_ia32_palignr.
16842 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16845 * config/i386/i386.c (bdesc_crc32): Removed.
16846 (ix86_expand_crc32): Likewise.
16847 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16848 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16849 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16850 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16851 UINT_FTYPE_UINT_UCHAR.
16852 (bdesc_args): Updated. Add crc32 builtins.
16853 (ix86_init_mmx_sse_builtins): Updated.
16854 (ix86_expand_args_builtin): Updated to support subreg.
16856 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16858 2008-05-01 Jan Hubicka <jh@suse.cz>
16860 * tree-pass.h (opt_pass): Add IPA_PASS.
16861 (varpool_node, cgraph_node): Forward declare.
16862 (ipa_opt_pass): Define.
16863 (pass_ipa_inline): Turn into ipa_opt_pass.
16864 (pass_apply_inline): Remove.
16865 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16866 (apply_inline): Turn into ....
16867 (inline_transform): ... this one.
16868 (inline_generate_summary): New function.
16869 (pass_apply_inline): Remove.
16870 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16872 (struct function): Add ipa_transforms_to_apply.
16873 * passes.c (register_one_dump_file): Work on IPA_PASS.
16874 (init_optimization_passes): Remove pass_inline_parameters and
16876 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16877 (execute_one_pass) ... here; apply transforms when possible.
16878 (add_ipa_transform_pass, execute_ipa_summary_asses,
16879 execute_one_ipa_transform_pass): New.
16880 (execute_ipa_pass_list): Update for IPA_PASS type.
16882 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16884 * config/i386/i386.c (ix86_builtin_type): Add
16885 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16886 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16887 (bdesc_args): Add SSE4a builtins.
16888 (ix86_init_mmx_sse_builtins): Updated.
16889 (ix86_expand_args_builtin): Likewise.
16890 (ix86_expand_builtin): Likewise.
16892 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16894 * config/i386/i386.c (ix86_builtin_type): Add
16895 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16896 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16897 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16898 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16899 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16900 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16901 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16902 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16903 and DI_FTYPE_DI_DI_INT.
16904 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16905 (ix86_init_mmx_sse_builtins): Updated.
16906 (ix86_expand_args_builtin): Likewise.
16907 (ix86_expand_builtin): Likewise.
16908 (ix86_expand_binop_imm_builtin): Removed.
16910 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16912 2008-04-30 Richard Guenther <rguenther@suse.de>
16914 PR tree-optimization/32921
16915 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16917 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16919 * config/arm/arm.c (arm_unwind_emit): Use
16920 crtl->all_throwers_are_sibcalls instead of
16921 cfun->all_throwers_are_sibcalls.
16922 (arm_output_fn_unwind): Likewise.
16923 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16924 instead of cfun->uses_pic_offset_table.
16925 (frv_expand_prologue): Likewise.
16926 (frv_frame_pointer_required): Likewise.
16927 (frv_expand_fdpic_call): Likewise.
16928 (frv_emit_movsi): Likewise.
16929 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16930 cfun->returns_pcc_struct instead of
16931 current_function_returns_pcc_struct.
16932 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16933 instead of cfun->calls_eh_return.
16934 (m32c_pushm_popm): Likewise.
16935 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16936 "extern" declaration.
16938 2008-04-30 Richard Guenther <rguenther@suse.de>
16940 PR tree-optimization/21636
16941 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16943 (evaluate_stmt): Print the likely value.
16944 (ccp_visit_stmt): Avoid excessive vertical spacing.
16946 2008-04-30 Rafael EspÃndola <espindola@google.com>
16948 * builtins.c (fold_call_expr): Return realret.
16949 * tree-ssa-threadedge.c
16950 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16951 __builtin_object_size.
16953 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16955 * gcc.c (wrapper_string): New variable.
16956 (insert_wrapper): New function.
16957 (execute): New option -wrapper.
16958 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16960 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16962 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16963 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16964 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16966 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16967 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16968 config/rs6000/e500crtres64gprctr.asm,
16969 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16970 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16971 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16972 config/rs6000/e500crtsav64gprctr.asm,
16973 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16974 config/rs6000/e500crtsavg64gprctr.asm: New files.
16975 * config/rs6000/t-ppccomm: Add build rules for new files.
16976 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16977 * config/rs6000/t-netbsd: Add build rules for new files.
16978 (LIB2FUNCS_STATIC_EXTRA): New variable.
16979 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16980 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16981 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16983 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16985 * config/i386/i386.c (ix86_builtin_type): Add
16986 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16987 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16988 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16989 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16990 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16991 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16992 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16993 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16994 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16995 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16996 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16997 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16998 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16999 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17000 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17001 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17002 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17003 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17004 V1DI_FTYPE_V2SI_V2SI.
17005 (bdesc_2arg): Moved to ...
17006 (bdesc_args): Here.
17007 (ix86_init_mmx_sse_builtins): Updated.
17008 (ix86_expand_args_builtin): Updated. Take a pointer
17009 to const struct builtin_description. Handle comparison
17011 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17012 (ix86_expand_builtin): Updated.
17014 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17015 (ssse3_pmaddubsw128): This.
17016 (ssse3_pmaddubswv4hi3): Renamed to ...
17017 (ssse3_pmaddubsw): This.
17019 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17020 (__builtin_ia32_packssdw128): Likewise.
17021 (__builtin_ia32_packuswb128): Likewise.
17022 (__builtin_ia32_pmaddubsw): Likewise.
17023 (__builtin_ia32_pmaddubsw128): Likewise.
17025 2008-04-30 Richard Guenther <rguenther@suse.de>
17027 PR tree-optimization/14847
17028 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17029 (recognize_bits_test): Use it.
17030 (recognize_single_bit_test): Likewise.
17032 2008-04-30 Martin Jambor <mjambor@suse.cz>
17034 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17035 instead of setting number of formal parameters to zero.
17036 (ipcp_init_stage): Do not set the number of actual parameters to zero
17038 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17039 which are called with variable number of arguments.
17040 (ipcp_insert_stage): Explicitely skipping all nodes which are
17041 called with variable number of arguments.
17042 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17043 number of parameters.
17045 * ipa-prop.h (struct ipa_node_params): Added flag
17046 called_with_var_arguments
17047 (ipa_set_param_count): Added. Changed sole setter to use it.
17048 (ipa_get_param_count): Added. All readers of param_count
17049 converted to use it instead.
17050 (ipa_set_called_with_variable_arg): Added.
17051 (ipa_is_called_with_var_arguments): Added.
17052 (ipa_get_ith_param): Added. All readers of param_decls converted
17054 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17056 (ipa_get_cs_argument_count): Added, all readers of argument_count
17058 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17061 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17062 (struct ipcp_lattice): Renamed cval_type to type
17063 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17065 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17066 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17067 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17068 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17069 (build_const_val): Changed the type of parameter cvalue to tree
17070 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17071 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17073 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17076 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17077 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17078 (ipa_add_method): Renamed to ipa_push_func_to_list
17079 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17080 (ipa_callsite_param_count): Removed.
17081 (ipa_callsite_param_count_set): Removed.
17082 (ipa_callsite_param): Removed.
17083 (ipa_callsite_callee): Removed.
17084 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17085 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17086 (ipa_method_formal_count): Removed.
17087 (ipa_method_formal_count_set): Removed.
17088 (ipa_method_get_tree): Removed.
17089 (ipa_method_tree_map_create): Removed.
17090 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17091 (ipa_create_param_decls_array): Creates the array itself
17092 (ipa_create_param_decls_array): Temporary variable info instead of
17093 a few dereferences.
17094 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17095 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17096 (get_type): Removed.
17097 (ipa_jf_get_info_type): Removed.
17098 (ipa_node_create): Renamed to ipa_create_node_params
17099 (ipa_free): Renamed to ipa_free_all_node_params
17100 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17101 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17102 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17103 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17104 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17105 ipa_free_all_edge_args
17106 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17107 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17108 (ipa_create_methodlist_node): Removed.
17109 (ipa_methodlist_method): Removed.
17110 (ipa_methodlist_method_set): Removed.
17111 (ipa_methodlist_next_method): Removed.
17112 (ipa_methodlist_next_method_set): Removed.
17113 (ipa_method_is_modified): Removed.
17114 (ipa_method_modify_create): Removed.
17115 (ipa_method_modify_init): Temporary variable info instead of a few
17117 (ipa_detect_param_modifications): Temporary variable info instead of
17118 a few dereferences.
17119 (ipa_compute_jump_functions): Temporary variable info instead of
17120 a few dereferences.
17121 (ipa_method_modify_set): Removed.
17122 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17123 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17124 than craph_node as the first parameter.
17125 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17126 (ipa_method_modify_init): Removed.
17127 (ipa_compute_jump_functions): Added a temp variable instead of
17128 repeatadly dereferencing the cgraph_edge.aux pointer
17129 (ipa_callsite_param_set_type): Removed.
17130 (ipa_compute_jump_functions): i renamed to index and moved to
17132 (ipa_callsite_param_set_info_type_formal): Removed.
17133 (ipa_callsite_param_set_info_type): Removed.
17134 (ipa_callsite_param_map_create): Removed.
17135 (ipa_callsite_tree): Removed.
17136 (ipa_callsite_caller): Removed.
17137 (ipa_pop_func_from_list): return_method removed to return_func
17139 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17140 prefixed all values with IPA_. Changed all users.
17141 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17142 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17143 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17144 (union parameter_info): Renamed to jump_func_value.
17145 (union jump_func_value): Renamed value to constant
17146 (struct ipa_jump_func): Renamed info_type to value
17147 (struct ipa_node): Renamed to ipa_node_params
17148 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17149 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17150 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17151 (struct ipa_edge): Renamed to ipa_edge_args
17152 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17153 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17154 (struct ipa_methodlist): Renamed to ipa_func_list
17155 (struct ipa_func_list): method_p renamed to node, next_method
17157 (ipa_methodlist_p): Removed, switched all users to struct pointer
17158 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17160 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17162 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17163 (rs6000_emit_epilogue): Use backchain to restore only when we
17164 have a large frame. Make use of frame pointer to restore if we
17165 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17167 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17169 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17170 Add mode to zero_extract.
17171 (sign bit tests peepholes): (Ditto.).
17173 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17175 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17176 Instructions in comments with SSE3.
17177 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17178 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17179 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17180 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17181 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17182 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17183 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17184 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17185 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17186 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17187 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17188 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17189 (bdesc_sse_args): Renamed to ...
17190 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17191 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17192 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17193 IX86_BUILTIN_FABSQ.
17194 (bdesc_1arg): Moved to ...
17195 (bdesc_args): Here.
17196 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17197 Instructions in comments with SSE3.
17198 (ix86_expand_sse_operands_builtin): Renamed to ...
17199 (ix86_expand_args_builtin): This. Updated.
17200 (ix86_expand_unop1_builtin): Update comments.
17201 (ix86_expand_builtin): Updated.
17203 2008-04-29 Richard Guenther <rguenther@suse.de>
17205 PR tree-optimization/36078
17206 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17207 Update virtual SSA form after cleaning up the CFG.
17209 2008-04-29 Richard Guenther <rguenther@suse.de>
17211 PR middle-end/15255
17212 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17214 2008-04-29 Richard Guenther <rguenther@suse.de>
17216 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17217 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17218 (compute_flow_insensitive_aliasing): Do not treat
17219 PTR_IS_REF_ALL pointers special.
17220 (get_smt_for): Likewise.
17221 (may_alias_p): Re-structure.
17222 (is_escape_site): A ref-all pointer conversion is not an escape site.
17223 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17224 PTR_IS_REF_ALL pointers special.
17225 * tree-ssa-structalias.h (struct alias_info): Remove
17226 ref_all_symbol_mem_tag field.
17227 (PTR_IS_REF_ALL): Remove.
17229 2008-04-29 Richard Guenther <rguenther@suse.de>
17231 PR middle-end/36077
17232 * fold-const.c (extract_muldiv_1): In combining division constants
17233 make sure to never overflow.
17235 2008-04-29 Nick Clifton <nickc@redhat.com>
17237 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17239 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17242 * optc-gen.awk: Work around HP-UX/IA awk bug.
17244 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17246 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17249 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17252 * config/i386/i386.md
17253 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17254 Change operand 1 predicate to nonimmediate_operand.
17256 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17259 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17261 * gengtype.c (walk_type, write_func_for_structure): Handle
17263 * doc/gty.texi: Document chain_circular.
17265 2008-04-28 Richard Guenther <rguenther@suse.de>
17267 PR tree-optimization/36066
17268 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17271 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17274 * config/i386/i386.md
17275 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17276 Use match_scratch instead of match_operand for operands 3 and 4.
17278 2008-04-27 Richard Guenther <rguenther@suse.de>
17280 PR tree-optimization/18754
17281 PR tree-optimization/34223
17282 * tree-pass.h (pass_complete_unrolli): Declare.
17283 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17284 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17285 Rewrite loop into loop closed SSA form if it is not already.
17286 (tree_unroll_loops_completely): Re-structure to iterate over
17287 innermost loops with intermediate CFG cleanups.
17288 Unroll outermost loops only if requested or the code does not grow
17290 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17291 loops are available.
17292 (tree_vectorize): Instead do so here.
17293 (tree_complete_unroll): Also unroll outermost loops.
17294 (tree_complete_unroll_inner): New function.
17295 (gate_tree_complete_unroll_inner): Likewise.
17296 (pass_complete_unrolli): New pass.
17297 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17298 uses outside of the loop.
17299 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17300 form if it is available.
17301 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17302 * passes.c (init_optimization_passes): Schedule complete inner
17303 loop unrolling pass before the first CCP pass after final inlining.
17305 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17307 * targhooks.h (default_emutls_var_fields,
17308 default_emutls_var_init): Declare.
17309 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17310 * target.h (struct gcc_target): Add struct emutls member.
17311 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17312 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17313 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17314 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17315 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17316 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17317 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17318 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17319 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17320 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17321 emit debug information.
17322 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17323 * varasm.c: Include targhooks.h.
17324 (emutls_object_section, emutls_tmpl_section): New.
17325 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17326 (EMUTLS_SEPARATOR): New.
17327 (prefix_name): New.
17328 (get_emutls_object_name): New.
17329 (default_emutls_var_fields): New, broken out of ...
17330 (get_emutls_object_type): ... here. Adjust to use target hooks.
17331 (get_emutls_init_templ_addr): Adjust to use target hooks.
17332 (emutls_decl): Adjust to use target hooks.
17333 (emutls_finish): Likewise.
17334 (default_emutls_var_init): New, broken out of ...
17335 (assemble_variable): ... here. Adjust to use target hooks.
17336 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17337 SECCAT_EMUTLS_TMPL.
17338 * c-common.c (handle_section_attribute): Prevent overriding
17339 sections for emulated tls with special sections.
17340 * config/i386/i386.c (x86_64_elf_select_section): Add
17341 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17342 (x86_64_elf_unique_section): Likewise.
17343 * config/vxworks.c: Include tree.h.
17344 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17345 (vxworks_override_options): Set TLS scheme.
17346 * doc/tm.texi (Emulated TLS): New node.
17348 2008-04-26 Simon Baldwin <simonb@google.com>
17351 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17352 with propagated string constants.
17354 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17356 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17357 constraint for operand 2 when operand 0 is memory operand.
17358 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17359 operand 0 is memory operand.
17360 (fix_trunc<mode>_i387_with_temp): Ditto.
17361 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17362 operand 2 when operand 1 is memory operand.
17363 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17364 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17365 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17366 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17367 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17368 operands 2,3 and 4 when operand 1 is memory operand.
17369 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17371 (fistdi2_floor_with_temp): Ditto.
17372 (fist<mode>2_floor_with_temp): Ditto.
17373 (fistdi2_ceil_with_temp): Ditto.
17374 (fist<mode>2_ceil_with_temp): Ditto.
17375 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17377 2008-04-26 David Daney <ddaney@avtrex.com>
17379 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17381 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17382 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17383 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17384 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17385 (compare_and_swap_12): New insn.
17386 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17387 * config/mips/mips.c (mips_force_binary): New function.
17388 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17389 (mips_expand_compare_and_swap_12): New function.
17390 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17392 2008-04-25 Jan Hubicka <jh@suse.cz>
17395 * cfgexpand.c (pass_expand): Turn into RTL pass.
17396 * passes.c (execute_one_pass): Do pass typechecking after execution.
17397 * tree-pass.h (pass_expand): Turn into RTL pass.
17399 * function.h (struct rtl_data): Move here fields
17400 accesses_prior_frames, calls_eh_return, saves_all_registers,
17401 has_nonlocal_goto, has_asm_statement, is_thunk,
17402 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17403 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17404 arg_pointer_save_area_init from struct function; turn into bool.
17405 (struct function): Move
17406 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17407 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17408 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17409 tail_call_emit, arg_pointer_save_area_init
17410 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17411 (current_function_returns_struct, current_function_returns_pcc_struct,
17412 current_function_calls_setjmp, current_function_calls_alloca,
17413 current_function_accesses_prior_frames,
17414 current_function_calls_eh_return, current_function_is_thunk,
17415 current_function_stdarg, current_function_profile,
17416 current_function_limit_stack, current_function_uses_pic_offset_table,
17417 current_function_uses_const_pool, current_function_has_nonlocal_label,
17418 current_function_saves_all_registers,
17419 current_function_has_nonlocal_goto,
17420 current_function_has_asm_statement): Remove accesor macros.
17421 * ra-conflict.c (global_conflicts): Update.
17422 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17423 (suitable_for_tail_call_opt_p): Update.
17424 * builtins.c (expand_builtin_return_addr): Update.
17425 (expand_builtin_setjmp_setup): Update.
17426 (expand_builtin_nonlocal_goto): Update.
17427 * final.c (final_start_function): Update.
17428 (profile_function): Update.
17429 (leaf_function_p): Update.
17430 (only_leaf_regs_used): Update.
17431 * df-scan.c (df_get_exit_block_use_set): Update.
17432 * dojump.c (clear_pending_stack_adjust): Update.
17433 * tree-stdarg.c (gate_optimize_stdarg): Update.
17434 * gimple-low.c (lower_function_body): Update.
17435 * global.c (compute_regsets): Update.
17436 (global_alloc): Update.
17437 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17438 * expr.c (expand_assignment): Update.
17439 * dse.c (dse_step0): Update.
17440 (dse_step1): Update.
17441 * c-decl.c (store_parm_decls): Update.
17442 * local-alloc.c (combine_regs): Update.
17443 (find_free_reg): Update.
17444 * function.c (assign_parms_augmented_arg_list): Update.
17445 (assign_parm_find_data_types): Update.
17446 (assign_parms): Update.
17447 (allocate_struct_function): Update.
17448 (expand_function_start): Update.
17449 (expand_function_end): Update.
17450 (get_arg_pointer_save_area): Update.
17451 (thread_prologue_and_epilogue_insns): Update.
17452 (rest_of_match_asm_constraints): Update.
17453 * stor-layout.c (variable_size): Update.
17454 * gcse.c (gcse_main): Update.
17455 (bypass_jumps): Update.
17456 * gimplify.c (gimplify_function_tree): Update.
17457 * calls.c (emit_call_1): Update.
17458 (expand_call): Update.
17459 * bt-load.c (compute_defs_uses_and_gen): Update.
17460 * except.c (sjlj_assign_call_site_values): Update.
17461 (sjlj_emit_function_enter): Update.
17462 (can_throw_external): Update.
17463 (set_nothrow_function_flags): Update.
17464 (expand_builtin_unwind_init): Update.
17465 (expand_eh_return): Update.
17466 (convert_to_eh_region_ranges): Update.
17467 (output_function_exception_table): Update.
17468 * emit-rtl.c (gen_tmp_stack_mem): Update.
17469 * cfgexpand.c (expand_used_vars): Update.
17470 (tree_expand_cfg): Update.
17471 * cfgcleanup.c (rest_of_handle_jump): Update.
17472 * explow.c (allocate_dynamic_stack_space): Update.
17473 * varasm.c (assemble_start_function): Update.
17474 (force_const_mem): Update.
17475 (mark_constant_pool): Update.
17476 * tree-optimize.c (tree_rest_of_compilation): Update.
17477 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17478 * tree-cfg.c (notice_special_calls): Update.
17479 (is_ctrl_altering_stmt): Update.
17480 (tree_can_make_abnormal_goto): Update.
17481 (tree_purge_dead_abnormal_call_edges): Update.
17482 * config/alpha/predicates.md: Update.
17483 * config/alpha/alpha.c (alpha_sa_mask): Update.
17484 (alpha_sa_size): Update.
17485 (alpha_does_function_need_gp): Update.
17486 (alpha_expand_prologue): Update.
17487 (alpha_start_function): Update.
17488 (alpha_output_function_end_prologue): Update.
17489 (alpha_expand_epilogue): Update.
17490 * config/frv/frv.c (frv_stack_info): Update.
17491 (frv_expand_epilogue): Update.
17492 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17493 (s390_register_info): Update.
17494 (s390_frame_info): Update.
17495 (s390_init_frame_layout): Update.
17496 (s390_can_eliminate): Update.
17497 (save_gprs): Update.
17498 * config/spu/spu.c (spu_split_immediate): Update.
17499 (need_to_save_reg): Update.
17500 (spu_expand_prologue): Update.
17501 (spu_expand_epilogue): Update.
17502 * config/sparc/sparc.md: Update.
17503 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17504 (sparc_tls_got): Update.
17505 (legitimize_pic_address): Update.
17506 (sparc_emit_call_insn): Update.
17507 (sparc_expand_prologue): Update.
17508 (output_return): Update.
17509 (print_operand): Update.
17510 (sparc_function_ok_for_sibcall): Update.
17511 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17512 * config/m32r/m32r.md: Update.
17513 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17514 (m32r_compute_frame_size): Update.
17515 (m32r_expand_prologue): Update.
17516 (m32r_expand_epilogue): Update.
17517 (m32r_legitimize_pic_address): Update.
17518 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17519 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17520 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17521 (gen_push): Update.
17522 (ix86_save_reg): Update.
17523 (ix86_compute_frame_layout): Update.
17524 (ix86_expand_prologue): Update.
17525 (ix86_expand_epilogue): Update.
17526 * config/sh/sh.c (output_stack_adjust): Update.
17527 (calc_live_regs): Update.
17528 (sh5_schedule_saves): Update.
17529 (sh_expand_prologue): Update.
17530 (sh_expand_epilogue): Update.
17531 (sh_setup_incoming_varargs): Update.
17532 (sh_allocate_initial_value): Update.
17533 (sh_get_pr_initial_val): Update.
17534 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17535 * config/sh/sh.md (label:): Update.
17536 * config/avr/avr.c (out_movhi_mr_r): Update.
17537 * config/crx/crx.h (enum): Update.
17538 * config/xtensa/xtensa.h (along): Update.
17539 * config/stormy16/stormy16.c Update.
17540 (xstormy16_compute_stack_layout): Update.
17541 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17542 (fr30_expand_prologue): Update.
17543 * config/cris/cris.c (cris_conditional_register_usage): Update.
17544 (cris_reg_saved_in_regsave_area): Update.
17545 (cris_initial_frame_pointer_offset): Update.
17546 (cris_simple_epilogue): Update.
17547 (cris_expand_prologue): Update.
17548 (cris_expand_epilogue): Update.
17549 (cris_expand_pic_call_address): Update.
17550 (cris_asm_output_symbol_ref): Update.
17551 (cris_asm_output_label_ref): Update.
17552 * config/cris/cris.md Update.
17553 * config/iq2000/iq2000.c (compute_frame_size): Update.
17554 (iq2000_expand_epilogue): Update.
17555 * config/mt/mt.h (save_direction): Update.
17556 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17557 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17558 (ia64_secondary_reload_class): Update.
17559 * config/m68k/m68k.c (m68k_save_reg): Update.
17560 (m68k_expand_prologue): Update.
17561 (m68k_expand_epilogue): Update.
17562 (legitimize_pic_address): Update.
17563 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17564 (first_reg_to_save): Update.
17565 (first_altivec_reg_to_save): Update.
17566 (compute_vrsave_mask): Update.
17567 (compute_save_world_info): Update.
17568 (rs6000_stack_info): Update.
17569 (spe_func_has_64bit_regs_p): Update.
17570 (rs6000_ra_ever_killed): Update.
17571 (rs6000_emit_eh_reg_restore): Update.
17572 (rs6000_emit_allocate_stack): Update.
17573 (rs6000_emit_prologue): Update.
17574 (rs6000_emit_epilogue): Update.
17575 (rs6000_output_function_epilogue): Update.
17576 (output_profile_hook): Update.
17577 (rs6000_elf_declare_function_name): Update.
17578 * config/rs6000/rs6000.h (rs6000_args): Update.
17579 * config/rs6000/rs6000.md: Update.
17580 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17581 * config/arc/arc.c (arc_output_function_epilogue): Update.
17582 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17583 * config/darwin.c (machopic_function_base_name): Update.
17584 * config/score/score3.c (score3_compute_frame_size): Update.
17587 (score3_epilogue): Update.
17588 * config/score/score7.c (score7_compute_frame_size): Update.
17589 (score7_prologue): Update.
17590 (score7_epilogue): Update.
17591 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17592 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17593 * config/arm/arm.c (use_return_insn): Update.
17594 (require_pic_register): Update.
17595 (arm_load_pic_register): Update.
17596 (arm_compute_save_reg0_reg12_mask): Update.
17597 (arm_compute_save_reg_mask): Update.
17598 (thumb1_compute_save_reg_mask): Update.
17599 (output_return_instruction): Update.
17600 (arm_output_function_prologue): Update.
17601 (arm_output_epilogue): Update.
17602 (arm_get_frame_offsets): Update.
17603 (arm_expand_prologue): Update.
17604 (thumb_pushpop): Update.
17605 (thumb_exit): Update.
17606 (thumb1_expand_prologue): Update.
17607 (thumb1_expand_epilogue): Update.
17608 (arm_unwind_emit): Update.
17609 (arm_output_fn_unwind): Update.
17610 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17611 * config/arm/arm.md: Update.
17612 * config/pa/pa.md: Update.
17613 * config/pa/pa.c (legitimize_pic_address): Update.
17614 (compute_frame_size): Update.
17615 (hppa_expand_prologue): Update.
17616 (hppa_expand_epilogue): Update.
17617 (borx_reg_operand): Update.
17618 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17619 (HARD_REGNO_RENAME_OK): Update.
17620 * config/mips/mips.c (mips_global_pointer): Update.
17621 (mips_save_reg_p): Update.
17622 (mips_compute_frame_info): Update.
17623 (mips_frame_pointer_required): Update.
17624 (mips_expand_prologue): Update.
17625 (mips_expand_epilogue): Update.
17626 (mips_can_use_return_insn): Update.
17627 (mips_reorg_process_insns): Update.
17628 * config/v850/v850.c (compute_register_save_size): Update.
17629 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17630 * config/mmix/mmix.c (along): Update.
17631 (mmix_expand_epilogue): Update.
17632 * config/bfin/bfin.c (legitimize_pic_address): Update.
17633 (must_save_p): Update.
17634 (stack_frame_needed_p): Update.
17635 (add_to_reg): Update.
17636 (bfin_expand_prologue): Update.
17637 * stmt.c (expand_asm_operands): Update.
17638 * reload1.c (reload): Update.
17639 (init_elim_table): Update.
17641 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17643 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17645 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17647 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17648 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17649 (mov<mode>): Removed.
17650 (*movv4sf_internal): Likewise.
17651 (*movv2df_internal): Likewise.
17653 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17655 * config.gcc (crx-*-elf): Remove deprecation.
17657 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17659 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17660 __gcc_deregister_frame with atexit.
17661 (deregister_frame_dtor): Remove.
17663 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17664 Nathan Sidwell <nathan@codesourcery.com>
17666 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17668 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17669 (rs6000_isel): Likewise.
17670 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17671 (rs6000_isel): New variable.
17672 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17674 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17677 * c-common.c (handle_vector_size_attribute): Call
17678 lang_hooks.types.reconstruct_complex_type instead of
17679 reconstruct_complex_type.
17680 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17681 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17682 * langhooks.h (struct lang_hooks_for_types): Add
17683 reconstruct_complex_type hook.
17684 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17685 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17687 2008-04-24 Richard Guenther <rguenther@suse.de>
17689 * c-common.h (check_builtin_function_arguments): Declare.
17690 * c-common.c (validate_nargs): New function.
17691 (check_builtin_function_arguments): Likewise.
17692 * c-typeck.c (build_function_call): Call
17693 check_builtin_function_arguments.
17694 * builtins.c (fold_builtin_classify): Remove error reporting code.
17695 (fold_builtin_unordered_cmp): Likewise.
17696 (fold_builtin_1): Likewise.
17697 (fold_builtin_n): Likewise.
17699 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17701 PR tree-optimization/36008
17702 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17703 the original op1, rather than delta by step.
17705 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17706 Sebastian Pop <sebastian.pop@amd.com>
17708 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17709 eliminate_local_variables_stmt, eliminate_local_variables,
17710 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17711 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17712 of code delimited by two edges in the CFG.
17713 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17714 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17715 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17716 the case of parallelisation of reductions.
17717 (expr_invariant_in_region_p): New.
17719 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17720 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17722 2008-04-24 Ira Rosen <irar@il.ibm.com>
17723 Richard Guenther <rguenther@suse.de>
17725 PR tree-optimization/36034
17726 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17727 incapable of dealing with loads with gaps.
17729 2008-04-24 Rafael EspÃndola <espindola@google.com>
17731 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17732 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17733 vrp_evaluate_conditional.
17734 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17735 (vrp_evaluate_conditional): Split the cond argument.
17736 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17737 (simplify_stmt_for_jump_threading): Update call to
17738 vrp_evaluate_conditional.
17740 2008-04-24 Ira Rosen <irar@il.ibm.com>
17742 PR tree-optimization/35982
17743 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17744 interleaved data-refs are of the same type.
17746 2008-04-24 Danny Smith <dannysmith@users.net>
17748 * c-format.c (check_format_info_main): Use strncmp rather than a
17749 magic prefix to handle multichar length specs.
17750 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17751 Don't prefix "I64" and "I32" with '\0'.
17753 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17756 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17757 in registers for -m32 only if stdarg_p (fntype).
17759 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17761 PR rtl-optimization/36006
17762 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17763 temp to op0 in order to avoid invalid rtx sharing.
17765 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17767 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17768 check TREE_INVARIANT.
17769 * tree-gimple.c (is_gimple_address): New.
17770 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17771 * tree-gimple.h (is_gimple_address): New.
17772 * tree.h (decl_address_invariant_p): New.
17773 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17774 (build_string): Likewise.
17775 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17776 (tree_invariant_p_1): Likewise.
17777 (save_expr): Use it.
17778 (tree_invariant_p): New.
17779 (skip_simple_arithmetic): Use it.
17780 (stabilize_reference_1): Use it.
17781 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17783 (build1_stat): Drop code to compute TREE_INVARIANT.
17784 (build2_stat): Drop code to compute TREE_INVARIANT.
17785 (build3_stat): Drop code to compute TREE_INVARIANT.
17786 (build4_stat): Drop code to compute TREE_INVARIANT.
17787 (build5_stat): Drop code to compute TREE_INVARIANT.
17788 (build7_stat): Drop code to compute TREE_INVARIANT.
17789 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17790 * tree.h (struct tree_base): Remove invariant_flag.
17791 (TREE_INVARIANT): Remove.
17792 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17793 (fold_builtin_expect): Check TREE_CONSTANT.
17794 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17795 * c-tree.h (c_expr_to_decl): Drop third parameter.
17796 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17797 (build_c_cast): Don't set TREE_INVARIANT.
17798 (pop_init_level): Don't set TREE_INVARIANT.
17799 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17800 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17802 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17803 (gimplify_addr_expr): Adjust comment.
17804 * tree-mudflap.c (mf_build_string):
17805 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17806 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17807 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17808 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17809 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17810 * langhooks.h (struct lang_hooks): Drop third parameter from
17813 2008-04-23 Richard Guenther <rguenther@suse.de>
17815 PR tree-optimization/27799
17816 PR tree-optimization/32921
17817 PR tree-optimization/32624
17818 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17819 SMTs aliases and the tag itself into the solution.
17820 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17821 merge the points-to solution back into the SMT aliases.
17822 (may_alias_p): Use alias_set_subset_of instead of
17823 aliases_conflict_p. A pointer which points to
17824 memory with alias set zero may access any variable.
17826 2008-04-23 Richard Guenther <rguenther@suse.de>
17828 * alias.c (alias_set_subset_of): Correctly handle asking
17829 if zero is a subset of an alias set with zero child.
17830 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17831 (compute_flow_insensitive_aliasing): Correctly walk all
17832 pointers. Do not unnecessarily union sets.
17834 2008-04-23 Richard Guenther <rguenther@suse.de>
17836 PR middle-end/36021
17837 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17839 2008-04-22 Tomas Bily <tbily@suse.cz>
17841 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17843 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17845 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17846 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17847 * tree-inline.c (estimate_num_insns_1): Likewise.
17848 * varasm.c (const_hash_1, compare_constant, copy_constant)
17849 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17850 * emit-rtl.c (component_ref_for_mem_expr)
17851 (set_mem_attributes_minus_bitpos): Likewise.
17852 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17853 (is_aligning_offset): Likewise.
17854 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17855 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17856 * dojump.c (do_jump): Likewise.
17857 * builtins.c (get_pointer_alignment, get_memory_rtx)
17858 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17859 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17861 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17863 PR rtl-optimization/36017
17864 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17865 expanding the library call.
17867 2008-04-22 Ian Lance Taylor <iant@google.com>
17869 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17870 than size_in_bytes.
17872 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17874 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17875 of LR/CTR moves for Power6.
17877 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17879 PR middle-end/36003
17880 * passes.c (init_optimization_passes): Remove
17881 pass_fast_rtl_byte_dce.
17883 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17886 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17887 builtin functions to generate faster code.
17888 (_mm_cvtpu16_ps): Ditto.
17889 (_mm_cvtpi32x2_ps): Ditto.
17891 2008-04-22 Nick Clifton <nickc@redhat.com>
17893 * common.opt (ftree-loop-distribution): Add Optimization
17896 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17897 (frv_expand_builtin_va_start): Likewise.
17899 * config/arm/arm.c (thumb_find_work_register): Fix location of
17900 argument register count.
17902 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17904 Support scheduling for ColdFire V1 and V3 microarchitecture.
17905 Improve scheduling of multiplication instructions.
17907 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17908 (mac): New instruction attribute.
17909 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17910 (m68k_sched_mac): New variable.
17911 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17912 Handle cfv1 and cfv3.
17913 (max_insn_size): New static variable.
17914 (struct _sched_ib): New type.
17915 (sched_ib): New static variable.
17916 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17917 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17918 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17920 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17921 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17922 new variables. Update.
17923 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17924 Add modeling of cfv3 instruction buffer. Update.
17925 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17926 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17927 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17928 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17929 a particular reservation applies to.
17930 (type2): Reorganize attribute values. Rename alu to alu_reg,
17931 alu_l to alu, move_l to omove. Join move to alu. Split mul
17932 to mul_l and mul_w.
17933 (cf_ib_*): Simplify description of instruction buffer.
17934 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17935 (cf_mem): Split into cf_mem1 and cf_mem2.
17936 (cf_v2_move_??): Rename to cfv12_alu_??.
17937 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17938 (cf_v2_mul_??): Remove reservations.
17939 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17940 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17941 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17943 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17944 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17945 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17946 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17947 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17948 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17949 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17950 expansions of the above reservations for instructions of sizes
17953 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17955 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17957 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17959 * coverage.c: Include tree-pass.h.
17960 (coverage_counter_alloc): Print da_file_name to the dump file.
17962 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17964 * sbitmap.c (sbitmap_range_empty_p): New function.
17965 * sbitmap.h (sbitmap_range_empty_p): New function.
17966 * bitmap.h: Now includes obstack.h.
17968 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17969 Kenneth Zadeck <zadeck@naturalbridge.com>
17971 * dbgcnt.def (ra_byte_scan): Added.
17972 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17973 when the last hit happens for a counter.
17974 * timevar.def (TV_DF_BYTE_LR): New variable.
17975 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17976 * passes.c (pass_fast_rtl_byte_dce): New pass.
17977 * fwprop.c (update_df): Added mode to call df_ref_create.
17978 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17979 DF_REF_EXTRACT_OFFSET.
17980 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17981 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17983 (df_ref_extract): Added mode field.
17984 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17985 DF_REF_EXTRACT_OFFSET.
17986 (DF_REF_EXTRACT_MODE): New macro.
17987 (df_byte_lr_bb_info): New structure.
17988 (df_print_byte_regset, df_compute_accessed_bytes,
17989 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17990 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17991 df_byte_lr_simulate_uses,
17992 df_byte_lr_simulate_artificial_refs_at_top,
17993 df_byte_lr_simulate_artificial_refs_at_end,
17994 df_compute_accessed_bytes): New function.
17995 (df_ref_create): Add parameter.
17996 (df_byte_lr_get_bb_info): New inline function.
17997 * df-scan.c (df_ref_record, df_uses_record,
17998 df_ref_create_structure): Added mode parameter.
17999 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18000 df_defs_record, df_uses_record, df_get_conditional_uses,
18001 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18002 df_entry_block_defs_collect, df_exit_block_uses_collect):
18003 Added mode parameter to calls to df_ref_record, df_uses_record,
18004 df_ref_create_structure.
18005 (df_ref_equal_p, df_ref_compare): Added test for modes.
18006 (df_ref_create_structure): Added code to set mode. Renamed
18007 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18008 DF_REF_EXTRACT_OFFSET.
18009 * df-core.c (df_print_byte_regset): New function.
18010 * df-byte-scan.c: New file.
18011 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18012 calls to BITMAP_FREE.
18013 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18014 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18015 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18016 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18017 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18018 df_byte_lr_local_compute, df_byte_lr_init,
18019 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18020 df_byte_lr_transfer_function, df_byte_lr_free,
18021 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18022 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18023 df_byte_lr_simulate_uses,
18024 df_byte_lr_simulate_artificial_refs_at_top,
18025 df_byte_lr_simulate_artificial_refs_at_end): New function.
18026 * dce.c (byte_dce_process_block): New function.
18027 (dce_process_block): au is now passed in rather than computed
18028 locally. Changed loops that look at artificial defs to not look
18029 for conditional or partial ones, because there never are any.
18030 (fast_dce): Now is able to drive byte_dce_process_block or
18031 dce_process_block depending on the kind of dce being done.
18032 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18033 (rest_of_handle_fast_byte_dce): New function.
18034 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18035 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18037 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18040 * gcc.h: Added fortran options that take arguments to
18041 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18044 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18046 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18047 scalarization if on the LHS and not a full access.
18049 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18051 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18053 2008-04-18 Rafael EspÃndola <espindola@google.com>
18055 * tree-vrp.c (find_case_label_index): Fix the binary search.
18056 (find_case_label_range): New.
18057 (vrp_visit_switch_stmt): Use find_case_label_range.
18058 (simplify_switch_using_ranges): Use find_case_label_range.
18060 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18062 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18063 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18065 2008-04-18 Tom Tromey <tromey@redhat.com>
18068 * doc/cpp.texi (Implementation-defined behavior): Mention
18071 2008-04-18 Ian Lance Taylor <iant@google.com>
18073 * fold-const.c (pointer_may_wrap_p): New static function.
18074 (fold_comparison): Add another test for pointer overflow. Use
18075 pointer_may_wrap_p to disable some false positives.
18077 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18079 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18080 (fname_as_string): Match updated cpp_interpret_string prototype.
18081 (fix_string_type): Support char16_t* and char32_t*.
18082 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18083 derivative) nodes. Register as builtin if C++0x.
18084 (c_parse_error): Support CPP_CHAR{16,32}.
18085 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18086 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18087 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18088 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18089 CTI_CHAR32_ARRAY_TYPE>: New elements.
18090 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18091 char32_type_node, signed_char32_type_node, char16_array_type_node,
18092 char32_array_type_node): New defines.
18093 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18094 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18095 (lex_string): Support CPP_STRING{16,32}, match updated
18096 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18097 (lex_charconst): Support CPP_CHAR{16,32}.
18098 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18099 and CPP_STRING{16,32}.
18101 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18104 * aclocal.m4: Regenerate.
18105 * configure: Regenerate.
18107 2008-04-18 Jan Hubicka <jh@suse.cz>
18109 * except.c (dw2_size_of_call_site_table,
18110 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18112 * cgraphbuild.c (build_cgraph_edges): Update.
18113 * tree-pass.h: Update comment.
18114 * final.c (leaf_function_p): Update.
18115 (leaf_renumber_regs): Update.
18116 (rest_of_clean_state): Update.
18117 * omp-low.c (expand_omp_parallel): Update.
18118 * ipa-reference.c (analyze_function): Update.
18119 * reorg.c (find_end_label): Update.
18120 (optimize_skip): Update.
18121 (fill_simple_delay_slots): Update.
18122 (fill_simple_delay_slots): Update.
18123 (make_return_insns): Update.
18124 (dbr_schedule): Update.
18125 * gimple-low.c (record_vars_into): Update.
18126 * cfgbuild.c (make_edges): Update.
18127 * function.c (assign_stack_local): Update.
18128 (assign_parm_adjust_stack_rtl): Update.
18129 (locate_and_pad_parm): Update.
18130 (allocate_struct_function): Do not initialize stack_alignment_needed
18131 and preferred_stack_boundary here.
18132 (stack_protect_prologue): Update.
18133 (stack_protect_epilogue): Update.
18134 (expand_function_start): Initialize stack_alignment_needed,
18135 preferred_stack_boundary and max_jumptable_ents.
18136 (expand_function_end): Update.
18137 (free_after_compilation): Do not NULLify epilogue_delay_list.
18138 * function.h (struct rtl_data): Add stack_protect_guard,
18139 stack_alignment_needed,
18140 preferred_stack_boundary, epilogue_delay_list.
18141 (struct function): Remove value_histograms, stack_alignment_needed,
18142 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18144 unexpanded_var_list, stack_protect_guard.
18145 (current_function_epilogue_delay_list): Remove.
18146 * ipa-type-escape.c (analyze_function): Update.
18147 * gimplify.c (pop_gimplify_context): Update comment.
18148 * calls.c (expand_call): Update.
18149 (emit_library_call_value_1): Update.
18150 * except.c (set_nothrow_function_flags): Update.
18151 * cfgexpand.c (get_decl_align_unit): Update.
18152 (create_stack_guard): Update.
18153 (estimated_stack_frame_size): Update.
18154 (expand_used_vars): Update.
18155 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18156 * explow.c (allocate_dynamic_stack_space): Update.
18157 * tree-ssa-live.c (remove_unused_locals): Update.
18158 * varasm.c (mark_constant_pool): Update.
18159 * tree-inline.c (remap_decls): Update.
18160 (initialize_cfun): Update.
18161 (declare_return_variable): Update.
18162 (inline_forbidden_p): Update.
18163 (expand_call_inline): Update.
18164 (declare_inline_vars): Update.
18165 (tree_function_versioning): Update.
18166 * tree-flow.h (value_histograms): New.
18167 (VALUE_HISTOGRAMS): New macro.
18168 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18170 * tree-cfg.c (set_bb_for_stmt): Update.
18171 (replace_by_duplicate_decl): Update.
18172 (move_block_to_fn): Update.
18173 (new_label_mapper): Update.
18174 (dump_function_to_file): Update.
18175 * ipa-struct-reorg.c (build_data_structure): Update.
18176 * cfgrtl.c (print_rtl_with_bb): Update.
18177 * reload1.c (reload): Update.
18179 * config/i386/i386.c (setup_incoming_varargs_64,
18180 ix86_compute_frame_layout): Update.
18181 * config/arc/arc.c (arc_output_function_epilogue): Update.
18183 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18185 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18186 for FreeBSD as well.
18187 * gthr-posix95.h: Likewise.
18189 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18191 PR rtl-optimization/35838
18192 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18193 out the byte offset of the first subreg.
18195 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18197 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18198 to split_ti instead of three separate calls with single member arrays.
18199 (subti3 splitter): Ditto.
18200 (adddi3 splitter): Ditto with split_di.
18201 (subdi3 splitter): Ditto.
18202 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18203 two separate calls with single member arrays. Swap match_dup
18204 operands 1 and 2 to better fit into the array.
18205 (negdi2 splitter): Ditto with split_di.
18206 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18207 two separate calls with single member arrays. Swap match_dup operands
18208 6 and 7 to better fit into the array.
18210 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18212 * config/i386/i386.c (sse_builtin_type): New.
18213 (bdesc_sse_args): Likewise.
18214 (bdesc_sse_3arg): Removed.
18215 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18216 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18217 IX86_BUILTIN_ROUNDPS.
18218 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18219 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18220 IX86_BUILTIN_ROUNDPS.
18221 (ix86_expand_sse_4_operands_builtin): Removed.
18222 (ix86_expand_sse_operands_builtin): New.
18223 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18224 and CODE_FOR_sse4_1_roundps.
18225 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18226 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18228 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18231 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18232 regs before frame pop when needed. If use_backchain_to_restore_sp
18233 then load backchain into a temp reg to restore vr and vrsave. Add
18234 code to restore vr after frame pop if possible.
18236 2008-04-17 Richard Guenther <rguenther@suse.de>
18238 * tree-vn.c (expressions_equal_p): Do not check type
18239 equality or compatibility before calling operand_equal_p.
18240 * fold-const.c (operand_equal_p): Check equivalence of
18241 integer constants before bailing out due to signedness or
18242 precision differences.
18243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18244 spurious differences in type qualification. Ignore types
18245 for COMPONENT_REFs at all.
18247 2008-04-17 Christian Bruel <christian.bruel@st.com>
18249 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18250 msw_skip comparison.
18252 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18255 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18258 PR tree-optimization/35899
18259 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18260 rather than TREE_OPERAND.
18262 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18265 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18266 temporary registers. Change operand predicate to general_operand.
18267 (remainderxf3): Ditto.
18269 2008-04-16 Richard Guenther <rguenther@suse.de>
18271 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18272 * tree-affine.c (aff_combination_expand): Look through some
18275 2008-04-15 Doug Kwan <dougkwan@google.com>
18277 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18279 * tree-pretty-print.c (dump_generic_node): Ditto.
18280 * final.c (output_addr_const): Ditto.
18281 * dwarf2out.c (output_cfi): Ditto.
18282 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18283 * print-rtl.c (print_rtx): Ditto.
18284 * print-tree.c (print_node_brief, print_node): Ditto.
18285 * c-common.c (match_case_to_enum_1): Ditto.
18286 * sched-vis.c (print_value): Ditto.
18287 * config/i386/i386.c (print_operand): Cast to long unsigned int
18290 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18291 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18292 MS Windows VirtualProtect function.
18294 2008-04-15 Jan Hubicka <jh@suse.cz>
18296 * gengtype.c (write_root): Param_is argument is OK.
18297 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18298 * function.h: Include varray.h
18299 (rtl_eh): New stucture based on except.c one.
18300 (call_site_record): New forward declaration and vector type.
18301 * calls.c (emit_call_1): Do not call
18302 note_current_region_may_contain_throw.
18303 * except.c (eh_status): Remove cur_region, try_region since they are
18305 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18306 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18307 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18308 Remove call_site_data_used, call_site_data_size.
18309 Turn call_site_record into vector in function.h.
18310 (note_current_region_may_contain_throw): Remove.
18311 (get_exception_pointer, get_exception_filter): Do not take struct
18312 function argument; update.
18313 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18314 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18315 build_post_landing_pads, dw2_build_landing_pads,
18316 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18317 sjlj_emit_function_enter, sjlj_emit_function_enter,
18318 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18319 sjlj_build_landing_pads, finish_eh_generation,
18320 remove_exception_handler_label, remove_eh_handler,
18321 maybe_remove_eh_handler, add_reachable_handler,
18322 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18323 add_action_record, collect_one_action_chain, add_call_site,
18324 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18325 sjlj_output_call_site_table, output_function_exception_table,
18326 * except.h (note_current_region_may_contain_throw): Remove
18327 (get_exception_pointer, get_exception_filter): Do not take struct
18329 * Makefile.in (GTFILES): Put varargs before struct function.
18331 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18333 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18334 punt for STRING_CST.
18335 (get_constraint_for): Deal with STRING_CST here instead.
18337 2008-04-15 Richard Guenther <rguenther@suse.de>
18339 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18340 statements in a basic-block with a backward walk. Do not
18341 substitute into dead statements but instead remove those.
18343 2008-04-15 Richard Guenther <rguenther@suse.de>
18345 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18346 to zero, thus disable creation of SFTs.
18348 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18350 * tree-predcom.c (suitable_reference_p): Return false if the
18351 reference can throw.
18353 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18356 * c-decl.c (finish_decl): If extern or static var has variable
18357 size, set TREE_TYPE (decl) to error_mark_node.
18359 2008-04-15 Rafael EspÃndola <espindola@google.com>
18361 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18364 2008-04-15 Richard Guenther <rguenther@suse.de>
18366 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18367 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18368 (visit_reference_op_load): Do walk vuse-vdef chains on
18369 vn_reference_lookup.
18370 (visit_reference_op_store): But do not here.
18371 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18372 vn_reference_lookup.
18373 (vn_lookup_with_vuses): But do so here.
18375 2008-04-14 Ian Lance Taylor <iant@google.com>
18377 * fold-const.c (fold_overflow_warning): Remove assertion.
18379 2008-04-15 Ben Elliston <bje@au.ibm.com>
18381 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18382 temp1 local variables.
18384 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18387 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18388 ".text.unlikely" section as executable.
18390 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18392 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18393 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18394 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18395 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18396 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18397 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18398 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18400 2008-04-14 Ian Lance Taylor <iant@google.com>
18402 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18403 * fold-const.c (fold_comparison): If appropriate, test
18404 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18405 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18406 reassociating a pointer type.
18407 * doc/invoke.texi (Optimize Options): Document that
18408 -fstrict-overflow applies to pointer wraparound.
18410 2008-04-13 Jan Hubicka <jh@suse.cz>
18412 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18414 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18416 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18417 we are going to "save the world".
18419 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18421 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18422 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18423 operand 0 constraint, not "=".
18425 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18427 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18429 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18431 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18432 of size of positions_needed * CHAR_BIT.
18434 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18436 PR middle-end/35897
18437 * dse.c (store_info): Change positions_needed to unsigned
18439 (lowpart_bitmask): New.
18440 (record_store): Cast to unsigned HOST_WIDE_INT for
18441 positions_needed. Assert width <= size of positions_needed *
18442 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18443 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18444 lowpart_bitmask to set mask.
18446 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18448 * config/bfin/constraints.md: New file.
18449 * config/bfin/bfin.md: Include it.
18450 (adddi3): Use satisfies_constraint functions instead of the old macros.
18451 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18452 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18453 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18454 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18455 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18456 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18457 EXTRA_CONSTRAINT): Delete.
18458 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18459 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18461 * config/bfin/bfin.c: Include "tm-constrs.h".
18462 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18463 Use satisfies_constraint functions instead of the old macros.
18464 * doc/md.texi (Blackfin Constraints): Update file name reference.
18466 2008-04-11 Richard Guenther <rguenther@suse.de>
18468 PR tree-optimization/35869
18469 * tree-vrp.c (execute_vrp): Move switch statement update after
18470 jump threading. Schedule another cfg cleanup run.
18472 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18475 * attribs.c (decl_attributes): Return early on errorneous node.
18477 2008-04-10 Oleg Ryjkov <olegr@google.com>
18479 * tree.h (struct tree_base): Added a new flag default_def_flag.
18480 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18482 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18484 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18486 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18489 * pa.md: Define mode iterator P. Define mode attribute dwc.
18490 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18491 (icacheflush): Likewise.
18492 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18493 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18495 2008-04-11 Ben Elliston <bje@au.ibm.com>
18497 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18499 2008-04-10 Rafael EspÃndola <espindola@google.com>
18501 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18502 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18503 (extract_range_from_expr): The same.
18505 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18507 * config/mips/mips.md (GPR2): New mode iterator.
18508 (seq): Add comment.
18509 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18510 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18511 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18512 Rewrite these to take two modes, the mode of comparison and the
18513 mode of the destination.
18514 * config/mips/mips.c (mips_expand_scc): Instead of having
18515 paradoxical subreg as destination, expand "narrowing" scc if mode
18516 of comparison is SI and target is requested in DI mode.
18517 (mips_emit_int_order_test): Update comment. Make mode of
18518 comparison match CMP0 rather than TARGET. When creating inverse
18519 target use mode of TARGET.
18521 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18523 * gcov-dump.c (tag_summary): Only print summaries for the first
18524 GCOV_COUNTERS_SUMMABLE counters.
18526 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18528 * config/i386/i386.md (absneg): New code iterator.
18529 (absnegprefix): New code attribute.
18530 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18531 patterns using absneg code iterator.
18532 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18533 using absneg code iterator.
18534 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18535 *neg<mode>2 patterns using absneg code iterator.
18536 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18537 *negextendsfdf2 patterns using absneg code iterator.
18538 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18539 *negextendsfxf2 patterns using absneg code iterator.
18540 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18541 *negextendsfdf2 patterns using absneg code iterator.
18542 * config/i386/sse.md (<code><mode>2): Macroize expander from
18543 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18545 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18547 * config/s390/s390.h: Remove the remains of the recent search
18548 & replace action of current_function_outgoing_args_size.
18550 2008-04-10 Ira Rosen <irar@il.ibm.com>
18552 PR tree-optimization/35821
18553 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18554 NEW_STMT_LIST is not NULL.
18556 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18559 * toplev.c (process_options): Remove -ffunction-sections debugging
18562 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18564 PR middle-end/PR28690
18565 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18566 than gen_rtx_fmt_ee to perform more canonicalizations.
18568 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18571 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18573 2008-04-09 Richard Guenther <rguenther@suse.de>
18575 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18576 (dump_function_to_file): Dump function arguments with types.
18578 2008-04-08 Richard Guenther <rguenther@suse.de>
18580 * fold-const.c (fold_widened_comparison): Do not allow
18581 sign-changes that change the result.
18583 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18586 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18587 kinds of indirect references.
18589 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18591 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18592 GNU Fortran language string.
18594 2008-04-08 Rafael EspÃndola <espindola@google.com>
18596 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18597 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18598 * tree.h (tree_call_nonnegative_warnv_p): New.
18600 2008-04-08 Jan Hubicka <jh@suse.cz>
18602 * function.c (free_after_compilation): Clear out regno_reg_rtx
18605 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18608 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18610 PR middle-end/PR28690
18611 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18612 same precedence as REG_POINTER and MEM_POINTER operands.
18614 2008-04-08 Richard Guenther <rguenther@suse.de>
18616 PR middle-end/35834
18617 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18618 for adding index to base.
18620 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18622 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18623 (MINGW_ENABLE_EXECUTE_STACK): New.
18624 (IN_LIBGCC2): For libgcc include windows.h file for
18625 function declarations.
18627 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18629 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18630 and tem2 if tem1 is not a REG or MULT.
18632 2008-04-08 Jan Hubicka <jh@suse.cz>
18634 * function.h (incomming_args): Break out of struct function.
18635 (function_subsections): Break out of struct function.
18636 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18637 return_rtx and hard_reg_initial_vals from struct function.
18638 Kill inl_max_label_num.
18639 (current_function_pops_args, current_function_args_info,
18640 current_function_args_size, current_function_args_size,
18641 current_function_pretend_args_size,
18642 current_function_outgoing_args_size,
18643 current_function_internal_arg_pointer, current_function_return_rtx):
18644 Kill compatibility accestor macros.
18645 * builtins.c (expand_builtin_apply_args_1): Update.
18646 (expand_builtin_next_arg): Update.
18647 * df-scan.c (df_get_call_refs): Update.
18648 * dbxout.c (dbxout_function_end): Update.
18649 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18650 (output_line_info): Update.
18651 (secname_for_decl): Update.
18652 (dwarf2out_var_location): Update.
18653 * function.c (free_after_compilation): Update.
18654 (assign_parm_find_stack_rtl): Update.
18655 (assign_parms): Update.
18656 (expand_dummy_function_end): Update.
18657 (expand_function_end): Update.
18658 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18659 (expand_call): Update.
18660 (emit_library_call_value_1): Update.
18661 (store_one_arg): Update.
18662 * varasm.c (initialize_cold_section_name): Update.
18663 (unlikely_text_section): Update.
18664 (unlikely_text_section_p): Update.
18665 (assemble_start_function): Update.
18666 (assemble_end_function): Update.
18667 (default_section_type_flags): Update.
18668 (switch_to_section): Update.
18669 * integrate.c (set_decl_abstract_flags): Update.
18670 (get_hard_reg_initial_val): Update.
18671 (has_hard_reg_initial_val): Update.
18672 (allocate_initial_values): Update.
18673 * resource.c (init_resource_info): Update.
18674 * config/alpha/alpha.c (NUM_ARGS): Update.
18675 (direct_return): Update.
18676 (alpha_va_start): Update.
18677 (alpha_sa_size): Update.
18678 (alpha_initial_elimination_offset): Update.
18679 (alpha_expand_prologue): Update.
18680 (alpha_start_function): Update.
18681 (alpha_expand_epilogue): Update.
18682 (unicosmk_initial_elimination_offset):
18683 * config/alpha/alpha.md (call expander): Update.
18684 * config/s390/s390.c (s390_register_info): Update.
18685 (s390_register_info): Update.
18686 (s390_frame_info): Update.
18687 (s390_initial_elimination_offset): Update.
18688 (s390_build_builtin_va_list): Update.
18689 (s390_va_start): Update.
18690 * config/spu/spu.c (direct_return): Update.
18691 (spu_expand_prologue): Update.
18692 (spu_initial_elimination_offset): Update.
18693 (spu_build_builtin_va_list): Update.
18694 (spu_va_start): Update.
18695 * config/sparc/sparc.c (sparc_init_modes): Update.
18696 (sparc_compute_frame_size): Update.
18697 (function_value): Update.
18698 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18699 * config/i386/i386.md (return expander): Update.
18700 * config/i386/i386.c (ix86_va_start): Update.
18701 (ix86_can_use_return_insn_p): Update.
18702 (ix86_compute_frame_layout): Update.
18703 (ix86_expand_epilogue): Update.
18704 * config/sh/sh.c (output_stack_adjust): Update.
18705 (calc_live_regs): Update.
18706 (sh_expand_prologue): Update.
18707 (sh_builtin_saveregs): Update.
18708 (sh_va_start): Update.
18709 (initial_elimination_offset): Update.
18710 (sh_allocate_initial_value): Update.
18711 (sh_function_ok_for_sibcall): Update.
18712 (sh_get_pr_initial_val): Update.
18713 * config/sh/sh.md (return expander): Update.
18714 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18715 * config/crx/crx.c (crx_compute_frame): UPdate.
18716 (crx_initial_elimination_offset): UPdate.
18717 * config/xtensa/xtensa.c (compute_frame_size): Update
18718 (xtensa_builtin_saveregs): Update.
18719 (xtensa_va_start): Update.
18720 (order_regs_for_local_alloc): Update.
18721 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18722 (xstormy16_expand_builtin_va_start): Update.
18723 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18724 * config/m68hc11/m68hc11.md (return expanders): Update.
18725 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18726 (expand_epilogue): Update.
18727 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18728 (cris_simple_epilogue): Update.
18729 (cris_expand_prologue): Update.
18730 (cris_expand_epilogue): Update.
18731 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18732 (compute_frame_size): Update.
18733 * config/mt/mt.c (mt_compute_frame_size): Update.
18734 * config/mn10300/mn10300.c (expand_prologue): Update.
18735 (expand_epilogue): Update.
18736 (initial_offset): Update.
18737 (mn10300_builtin_saveregs):
18738 * config/mn10300/mn10300.md (return expander): Update.
18739 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18740 (ia64_initial_elimination_offset): Update.
18741 (ia64_initial_elimination_offset): Update.
18742 (ia64_expand_prologue): Update.
18743 * config/m68k/m68k.md (return expander): Update.
18744 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18745 (rs6000_stack_info): Update.
18746 * config/mcore/mcore.c (layout_mcore_frame): Update.
18747 (mcore_expand_prolog): Update.
18748 * config/arc/arc.c (arc_compute_frame_size): Update.
18749 * config/score/score3.c (score3_compute_frame_size): Update.
18750 * config/score/score7.c (score7_compute_frame_size): Update.
18751 * config/arm/arm.c (use_return_insn): Update.
18752 (thumb_find_work_register): Update.
18753 (arm_compute_save_reg_mask): Update.
18754 (arm_output_function_prologue): Update.
18755 (arm_output_epilogue): Update.
18756 (arm_size_return_regs): Update.
18757 (arm_get_frame_offsets): Update.
18758 (arm_expand_prologue): Update.
18759 (thumb_exit): Update.
18760 (thumb_unexpanded_epilogue): Update.
18761 (thumb1_output_function_prologue): Update.
18762 * config/pa/pa.md (return expander): Update.
18763 * config/pa/pa.c (compute_frame_size): Update.
18764 (hppa_builtin_saveregs): Update.
18765 * config/mips/mips.c (mips_va_start): Update.
18766 (mips16_build_function_stub): Update.
18767 (mips_compute_frame_info): Update.
18768 (mips_restore_gp): Update.
18769 (mips_output_function_prologue): Update.
18770 (mips_expand_prologue): Update.
18771 * config/v850/v850.c (compute_frame_size): Update.
18772 (expand_prologue): * config/mmix/mmix.c (along): update.
18773 (mmix_initial_elimination_offset): update.
18774 (mmix_reorg): update.
18775 (mmix_use_simple_return): update.
18776 (mmix_expand_prologue): update.
18777 (mmix_expand_epilogue): Update.
18778 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18779 (emit_link_insn): Update.
18781 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18783 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18784 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18786 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18789 2008-04-07 Jan Hubicka <jh@suse.cz>
18791 * function.h (rtl): Rename to x_rtl.
18792 (crtl): New define.
18793 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18794 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18795 used_temp_slots avail_temp_slots, temp_slot_level,
18796 nonlocal_goto_handler_labels): Update accesstors.
18797 (rtl): New global variable.
18798 (struct function): Move some fileds to rtl_data.
18799 (get_arg_pointer_save_area): Update prototype.
18800 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18801 get_arg_pointer_save_area.
18802 * expr.c (init_expr): Update
18803 * function.c (get_frame_size): Update
18804 (assign_stack_local): Update
18805 (expand_function_end): Update.
18806 (get_art_pointer_save_area): Update
18808 * emit-rtl.c (rtl): Declare.
18809 (regno_reg_rtx): Declare.
18810 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18812 (gen_reg_rtx): Update.
18813 * varasm.c (n_deferred_constatns): Update accestor.
18814 (init_varasm_status): Do not allocate varasm_status.
18815 (force_const_mem, get_pool_size, output_constant_pool): Update.
18816 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18817 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18818 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18819 * sparc/sparc.h (INIT_EXPANDERS): Update.
18820 * ia64/ia64.h (INIT_EXPANDERS): Update.
18822 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18824 * reload.c (push_secondary_reload): Add missing break to for loop.
18826 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18828 PR middle-end/PR28690
18829 * rtlanal.c: Update copyright years.
18830 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18831 as REG_POINTER and MEM_POINTER operands.
18832 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18833 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18834 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18835 * gcse.c: Update copyright years.
18836 (pre_delete): Call gen_reg_rtx_and_attrs.
18837 (hoist_code): Likewise.
18838 (build_store_vectors): Likewise.
18839 (delete_store): Likewise.
18840 * loop-invariant.c (move_invariant_reg): Likewise.
18841 Update copyright years.
18843 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18845 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18846 control string instead of quoted.
18848 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18850 * doc/rtl.texi: Rewrite of subreg section.
18852 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18855 * config/i386/i386.c (legitimize_pic_address): Add treating
18856 of dllimport SYM_REF's.
18857 (legitimize_dllimport_symbol): Add prototype.
18859 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18861 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18862 reference in constructor with non self-referential type.
18864 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18866 Removal of Return with Depressed Stack Pointer support
18867 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18868 (ECF_SP_DEPRESSED): Likewise.
18869 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18870 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18871 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18872 (expand_call): Do not test ECF_SP_DEPRESSED.
18873 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18874 * function.c (keep_stack_depressed): Delete.
18875 (handle_epilogue_set): Likewise.
18876 (update_epilogue_consts): Likewise.
18877 (emit_equiv_load): Likewise.
18878 (thread_prologue_and_epilogue_insns): Remove support for Return with
18879 Depressed Stack Pointer.
18880 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18882 2008-04-06 Richard Guenther <rguenther@suse.de>
18884 PR tree-optimization/35400
18885 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18886 information from SSA_NAMEs.
18888 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18890 * config/avr/avr.h (avr_mega_p): Remove declaration.
18891 (AVR_MEGA): Remove macro.
18892 * config/avr/avr.c (avr_mega_p): Remove variable.
18893 (avr_override_options): Remove inicializion of avr_mega_p.
18894 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18895 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18896 (avr_jump_mode): (Ditto.).
18897 (avr_output_progmem_section_asm_op): (Ditto.).
18898 (avr_asm_init_sections): (Ditto.).
18899 (avr_asm_init_sections): (Ditto.).
18900 (avr_rtx_costs): (Ditto.).
18901 * config/avr/avr.md: (Ditto.).
18902 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18905 2008-04-06 Richard Guenther <rguenther@suse.de>
18907 PR tree-optimization/35842
18908 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18909 is_gimple_invariant_address.
18911 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18913 * gcc.c (default_compilers): Sync Fortran extensions list with
18914 that in fortran/lang-specs.h.
18915 * doc/invoke.texi: Likewise.
18916 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18917 * dwarf2out.c (gen_compile_unit_die): Likewise.
18919 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18921 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18923 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18926 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18927 attribute is used for nested functions.
18929 2008-04-05 Jan Hubicka <jh@suse.cz>
18931 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18933 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18935 (dump_files): Update.
18936 (enable_rtl_dump_file): Do not accept letter argument.
18937 * tree-pass.h (dump_file_info): Remove letter argument.
18938 * toplev.c (decode_d_option): Update -da handling.
18939 * toplev.h (enable_rtl_dump_file): Update prototype.
18940 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18941 it out based on pass type.
18942 (register_dump_files_1): Likewise.
18943 (init_optimization_passes): Update register_one_dump_file calls.
18944 (execute_one_pass): Sanity check that IPA passes are called at IPA
18945 level and RTL passes at RTL level.
18946 (execute_pass_list): IPA pass can not be after or subpass of
18948 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18949 disallov RTL subpasses of IPA subpasses.
18951 2008-04-05 Ben Elliston <bje@au.ibm.com>
18953 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18954 builtins that return exactly once and do not throw. Cache call to
18957 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18959 PR rtl-optimization/34916
18960 PR middle-end/35519
18961 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18962 between instruction pairs.
18964 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18966 * doc/invoke.texi: Document -mbitops for SH.
18967 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18968 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18969 * config/sh/sh.c (print_operand): Add %t operand code.
18970 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18971 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18972 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18973 (extendqihi2): Likewise.
18974 (movqi_i): Likewise.
18975 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18976 (extv): Use bld instruction for SH2A if possible.
18978 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18979 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18980 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18981 (bset.b, bclr.b): Define peepholes.
18982 * config/sh/sh.opt (mbitops): New option.
18984 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18987 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18988 and view convert expression.
18990 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18993 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18995 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18997 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18999 * config/i386/cpuid.h (bit_AES): New.
19000 (bit_PCLMUL): Likewise.
19002 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19003 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19004 SSE2 if AES or PCLMUL is enabled.
19005 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19006 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19007 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19008 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19009 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19010 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19011 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19012 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19013 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19014 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19015 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19016 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19017 __builtin_ia32_aeskeygenassist128 and
19018 __builtin_ia32_pclmulqdq128.
19019 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19020 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19021 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19023 * config/i386/i386.h (TARGET_AES): New.
19024 (TARGET_PCLMUL): Likewise.
19025 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19027 * config/i386/i386.md (UNSPEC_AESENC): New.
19028 (UNSPEC_AESENCLAST): Likewise.
19029 (UNSPEC_AESDEC): Likewise.
19030 (UNSPEC_AESDECLAST): Likewise.
19031 (UNSPEC_AESIMC): Likewise.
19032 (UNSPEC_AESKEYGENASSIST): Likewise.
19033 (UNSPEC_PCLMUL): Likewise.
19035 * config/i386/i386.opt (maes): New.
19036 (mpclmul): Likewise.
19038 * config/i386/sse.md (aesenc): New pattern.
19039 (aesenclast): Likewise.
19040 (aesdec): Likewise.
19041 (aesdeclast): Likewise.
19042 (aesimc): Likewise.
19043 (aeskeygenassist): Likewise.
19044 (pclmulqdq): Likewise.
19046 * config/i386/wmmintrin.h: New.
19048 * doc/extend.texi: Document AES and PCLMUL built-in function.
19050 * doc/invoke.texi: Document -maes and -mpclmul.
19052 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19054 * function.c (free_after_parsing): Replace with
19055 cxx_push_function_context from C++ front-end.
19056 (allocate_struct_function): Don't call langhook.
19057 * langhooks.h (struct lang_hooks_for_functions): Delete.
19058 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19060 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19061 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19062 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19063 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19064 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19065 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19066 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19068 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19069 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19071 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19074 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19077 2008-04-04 Richard Guenther <rguenther@suse.de>
19079 PR middle-end/35823
19080 * fold-const.c (optimize_minmax_comparison): Use the correct
19081 type for the constant in the simplified comparison.
19083 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19085 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19086 Pass L2 size as "--param l2-cache-size" to the compiler.
19087 (decode_l2_cache): New function to decode L2 cache parameters using
19088 0x8000006 extended cpuid function.
19089 (detect_caches_amd): Determine parameters of L2 cache using
19090 decode_l2_caches function.
19091 (decode_caches_intel): Decode L2 cache parameters.
19092 (detect_caches_intel): Determine L2 cache parameters using
19093 decode_caches_intel and decode_l2_caches functions.
19095 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19097 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19098 secondary input reload for subword loads from the constant pool.
19100 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19103 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19104 constants of the appropriate size for runtime calculations.
19107 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19108 decimal-float literal constant zero.
19110 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19113 * c-parser.c (c_parser_omp_atomic): Call
19114 default_function_array_conversion on the RHS.
19116 PR middle-end/35818
19117 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19118 call is_variable_sized if decl has incomplete type.
19120 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19122 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19124 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19126 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19128 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19129 (sgt<u>): Merge sgt and sgtu into new expander.
19130 (sgt, sgtu): Remove expanders.
19131 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19132 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19133 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19134 *sgtu_<mode>_mips16 into new pattern.
19135 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19136 (sge<u>): Merge sge and sgeu into new expander.
19137 (sge, sgeu): Remove expanders.
19138 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19140 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19141 (slt<u>): Merge slt and sltu into new expander.
19142 (slt, sltu): Remove expanders.
19143 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19144 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19145 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19146 *sltu_<mode>_mips16 into new pattern.
19147 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19148 (sle<u>): Merge sle and sleu into new expander.
19149 (sle, sleu): Remove expanders.
19150 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19151 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19152 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19153 *sleu_<mode>_mips16 into new pattern.
19154 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19156 2008-04-03 Jan Hubicka <jh@suse.cz>
19158 PR tree-optimization/35795
19159 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19160 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19161 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19162 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19163 * score/score3.c (score3_output_mi_thunk): Likewise.
19164 * score/score7.c (score7_output_mi_thunk): Likewise.
19165 * mips/mips.c (mips_output_mi_thunk): Likewise.
19167 2008-04-03 Richard Guenther <rguenther@suse.de>
19169 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19170 conversions. Simplify code.
19172 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19174 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19176 2008-04-03 Tom Tromey <tromey@redhat.com>
19177 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19179 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19180 * config/bfin/t-bfin-linux (generated_files): Add
19181 linux-sysroot-suffix.h.
19182 * doc/install.texi (Prerequisites): Require make 3.80.
19183 * doc/sourcebuild.texi (Front End Directory): Document new
19185 * Makefile.in (generated_files): New variable.
19186 (ALL_HOST_OBJS): New variable.
19187 ($(ALL_HOST_OBJS)): New target.
19189 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19191 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19192 (remap_block): Call id->transform_lang_insert_block instead
19194 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19195 Set id.transform_lang_insert_block to NULL.
19196 (clone_body): Move to cp/optimize.c
19197 * tree-inline.h (struct copy_body_data): Change
19198 transform_lang_insert_block to function pointer.
19199 (copy_generic_body, copy_decl_no_change): Export.
19200 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19201 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19202 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19204 * c-tree.h (insert_block): Kill.
19205 * c-decl.c (insert_block): Kill.
19207 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19209 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19210 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19211 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19213 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19214 argument, call {push,pop}_function_context from here.
19215 * c-parser.c: Use c_{push,pop}_function_context.
19217 * function.c (push_function_context_to): Move meat ...
19218 (push_function_context): ... here. Simplify.
19219 * function.c (pop_function_context_from): Move meat ...
19220 (pop_function_context): ... here. Simplify.
19221 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19223 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19224 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19225 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19226 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19228 2008-04-03 Ben Elliston <bje@au.ibm.com>
19230 * expmed.c (extract_force_align_mem_bit_field): Remove.
19232 2008-04-03 Richard Guenther <rguenther@suse.de>
19234 PR middle-end/35800
19235 * expr.h (try_casesi): Adjust prototype.
19236 * expr.c (try_casesi): Take fallback label as extra parameter.
19237 Use that for gen_casesi if default_label is NULL.
19238 * stmt.c (expand_case): Pass fallback label to try_casesi,
19239 make sure to fill gaps with a fallback label if default_label
19242 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19245 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19247 2008-04-03 Ben Elliston <bje@au.ibm.com>
19249 * expmed.c (extract_split_bit_field): Remove if (0) code.
19250 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19251 (do_ds_constraint): Likewise.
19253 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19255 * doc/cppopts.texi (-dU): Document.
19256 * c-common.h (flag_dump_macros): Update comment.
19257 * c-opts.c (handle_OPT_d): Handle -dU.
19258 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19259 dump_queued_macros, cb_used_define, cb_used_undef): New.
19260 (init_pp_output): Handle -dU.
19261 (cb_line_change): Call dump_queued_macros.
19262 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19264 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19266 * config/avr/predicates.md (io_address_operand): New predicate.
19267 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19268 * config/avr/avr.c (avr_io_address_p): Remove function.
19269 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19270 'avr_io_address_p' function.
19271 (out_movhi_r_mr): (Ditto.).
19272 (out_movqi_mr_r): (Ditto.).
19273 (out_movhi_mr_r): (Ditto.).
19274 (avr_address_cost): (Ditto.).
19276 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19278 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19279 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19280 in 32bit mode when XMM registers are available to avoid store
19282 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19283 corresponding post-reload splitters.
19285 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19287 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19288 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19289 __builtin_ia32_roundss.
19290 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19291 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19292 __builtin_ia32_roundss.
19293 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19294 IX86_BUILTIN_SHUFPD here.
19296 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19298 * config/i386/i386.md (plogic): New.
19299 (plogicprefix): Likewise.
19301 * config/i386/mmx.md (mmx_<code><mode>3): New.
19302 (mmx_and<mode>3): Removed.
19303 (mmx_ior<mode>3): Likewise.
19304 (mmx_xor<mode>3): Likewise.
19306 * config/i386/sse.md (<code><mode>3): New.
19307 (*<code><mode>3): Likewise.
19308 (*<code><mode>3): Likewise.
19309 (<code><mode>3): Likewise.
19310 (*sse_<code><mode>3): Likewise.
19311 (*sse2_<code><mode>3): Likewise.
19312 (<code>tf3): Likewise.
19313 (*<code>tf3): Likewise.
19314 (and<mode>3): Likewise.
19315 (*and<mode>3): Likewise.
19316 (ior<mode>3): Removed.
19317 (*ior<mode>3): Likewise.
19318 (xor<mode>3): Likewise.
19319 (*xor<mode>3): Likewise.
19320 (*and<mode>3): Likewise.
19321 (*ior<mode>3): Likewise.
19322 (*xor<mode>3): Likewise.
19323 (and<mode>3): Likewise.
19324 (*sse_and<mode>3): Likewise.
19325 (*sse2_and<mode>3): Likewise.
19326 (andtf3): Likewise.
19327 (*andtf3): Likewise.
19328 (ior<mode>3): Likewise.
19329 (*sse_ior<mode>3): Likewise.
19330 (*sse2_ior<mode>3): Likewise.
19331 (iortf3): Likewise.
19332 (*iortf3): Likewise.
19333 (xor<mode>3): Likewise.
19334 (*sse_xor<mode>3): Likewise.
19335 (*sse2_xor<mode>3): Likewise.
19336 (xortf3): Likewise.
19337 (*xortf3): Likewise.
19339 2008-04-02 Richard Guenther <rguenther@suse.de>
19341 PR tree-optimization/14495
19342 PR tree-optimization/34793
19343 * tree-vrp.c (struct switch_update): New structure.
19344 (to_remove_edges, to_update_switch_stmts): New VECs.
19345 (simplify_switch_using_ranges): New function. Remove not taken
19346 case labels and edges.
19347 (simplify_stmt_using_ranges): Call it.
19348 (identify_jump_threads): Mark edges we have queued for removal
19349 so we don't thread them.
19350 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19352 * tree-cfg.c (group_case_labels): Deal with missing default label.
19353 (tree_verify_flow_info): Allow missing default label.
19354 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19355 (emit_case_nodes): Likewise.
19356 (expand_case): Do not rely on the default label to be present.
19357 * expr.c (try_casesi): Deal with NULL default_label.
19358 (do_tablejump): Likewise.
19360 2008-04-02 Richard Guenther <rguenther@suse.de>
19362 PR tree-optimization/14495
19363 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19364 SWITCH_EXPR here ...
19365 (vrp_visit_switch_stmt): ... but here (new function).
19366 (find_case_label_index): New helper function.
19367 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19369 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19371 * fwprop.c: Fix ISO-C99ism.
19373 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19376 * Makefile.in (objdir): Set it here.
19377 * configure.ac: Not here. Find dynamic linker characteristics.
19378 * exec-tool.in: Use them.
19379 * aclocal.m4: Regenerate.
19380 * configure: Regenerate.
19382 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19384 * expr.c (expand_var): Delete it.
19385 * expr.h (expand_var): Delete prototype.
19386 * function.c (expand_function_start): Use expand_decl instead.
19387 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19390 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19392 PR rtl-optimization/35542
19393 * fwprop.c (forward_propagate_and_simplify): Replace
19394 loc_reg_mentioned_in_p with reg_mentioned_p.
19396 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19398 PR rtl-optimization/35281
19399 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19400 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19401 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19402 (varying_mem_p): Move above propagate_rtx.
19403 (all_uses_available_at): Do not check MEMs.
19405 2008-04-02 Rafael EspÃndola <espindola@google.com>
19407 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19408 (register_edge_assert_for_2): Split the cond argument.
19409 (register_edge_assert_for_1): Adjust for the change in
19410 register_edge_assert_for_2.
19411 (register_edge_assert_for): Split the cond argument.
19412 (find_switch_asserts): Adjust for the change in
19413 register_edge_assert_for.
19415 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19417 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19418 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19419 offsets for 64-bit mingw.
19420 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19421 abi for x86_64-pc-mingw.
19423 2008-04-02 Richard Guenther <rguenther@suse.de>
19425 * tree-vrp.c (extract_range_from_assert): Make sure to not
19426 produce range min/max with TREE_OVERFOW set.
19427 If merging a anti-range and a range keep the anti-range if
19428 the range covers all values of the type.
19429 (register_edge_assert_for_2): Only allow sign-changing
19430 conversions in detecting canonical range checks. Also
19431 register an assert for the unsigned name if useful.
19433 PR tree-optimization/35787
19434 * tree-vrp.c (vrp_val_max): New function.
19435 (vrp_val_min): Likewise.
19436 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19437 (vrp_val_is_min): Likewise.
19438 (supports_overflow_infinity): Use vrp_val_{min,max}.
19439 (negative_overflow_infinity): Likewise.
19440 (positive_overflow_infinity): Likewise.
19441 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19442 (is_positive_overflow_infinity): Likewise.
19443 (is_overflow_infinity): Likewise.
19444 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19445 vrp_val_is_{min,max}.
19446 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19447 to ranges if possible. Avoid empty ranges.
19449 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19451 PR middle-end/35705
19452 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19453 the expression is a function address.
19455 2008-04-01 George Helffrich <george@gcc.gnu.org>
19457 PR fortran/35154, fortran/23057
19458 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19459 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19460 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19461 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19463 (dbxout_syms): Check for COMMON-based symbol and wrap in
19464 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19465 in bracket for efficiency.
19467 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19468 using DW_TAG_common_block + member offset.
19469 (add_pubname_string): New function.
19470 (dw_expand_expr): New function to find block name and offset for
19472 (common_check): New function to check whether symbol in Fortran COMMON.
19473 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19475 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19478 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19480 2008-04-02 Ben Elliston <bje@au.ibm.com>
19482 * config/v850/v850.md (casesi): Remove if (0) code.
19483 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19484 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19486 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19488 * config/i386/i386.md (rex64suffix): New mode attribute.
19489 (floathi<mode>2): Disable expander for SSE math.
19490 (*floathi<mode>2_1): New insn insn_and_split pattern.
19491 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19492 corresponding post-reload splitters.
19493 (*floathi<mode>2_i387): New macroized insn pattern.
19494 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19495 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19496 insn_and_split pattern.
19497 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19498 New macroized instruction patterns and corresponding post-reload
19500 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19501 and corresponding post-reload splitters.
19502 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19503 New macroized instruction patterns.
19504 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19505 macroized instruction patterns and corresponding post-reload splitters.
19506 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19507 corresponding post-reload splitters.
19508 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19509 New macroized instruction patterns.
19510 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19511 corresponding post-reload splitters.
19512 (*floatsi<mode>2_i387): New macroized instruction patterns.
19514 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19516 * config/i386/i386.md (smaxmin): New.
19517 (umaxmin): Likewise.
19518 (maxminiprefix): Likewise.
19519 (maxminfprefix): Likewise.
19520 (<code><mode>3): Likewise.
19521 (smin<mode>3): Removed.
19522 (smax<mode>3): Likewise.
19524 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19525 (mmx_<code>v4hi3): Likewise.
19526 (mmx_<code>v8qi3): Likewise.
19527 (mmx_smaxv2sf3): Removed.
19528 (mmx_sminv2sf3): Likewise.
19529 (mmx_umaxv8qi3): Likewise.
19530 (mmx_smaxv4hi3): Likewise.
19531 (mmx_uminv8qi3): Likewise.
19532 (mmx_sminv4hi3): Likewise.
19534 * config/i386/sse.md (<addsub><mode>3): New.
19535 (*<addsub><mode>3): Likewise.
19536 (<sse>_vm<addsub><mode>3): Likewise.
19537 (<maxmin><mode>3): Likewise.
19538 (*<maxmin><mode>3_finite): Likewise.
19539 (*<maxmin><mode>3): Likewise.
19540 (<sse>_vm<maxmin><mode>3): Likewise.
19541 (sse3_h<addsub>v4sf3): Likewise.
19542 (sse3_h<addsub>v2df3): Likewise.
19543 (<maxmin>v16qi3): Likewise.
19544 (*<maxmin>v16qi3): Likewise.
19545 (<maxmin>v8hi3): Likewise.
19546 (*<maxmin>v8hi3): Likewise.
19547 (*sse4_1_<maxmin><mode>3): Likewise.
19548 (*sse4_1_<maxmin><mode>3): Likewise.
19549 (add<mode>3): Removed.
19550 (*add<mode>3): Likewise.
19551 (<sse>_vmadd<mode>3): Likewise.
19552 (sub<mode>3): Likewise.
19553 (*sub<mode>3): Likewise.
19554 (<sse>_vmsub<mode>3): Likewise.
19555 (smin<mode>3): Likewise.
19556 (*smin<mode>3_finite): Likewise.
19557 (*smin<mode>3): Likewise.
19558 (<sse>_vmsmin<mode>3): Likewise.
19559 (smax<mode>3): Likewise.
19560 (*smax<mode>3_finite): Likewise.
19561 (*smax<mode>3): Likewise.
19562 (<sse>_vmsmax<mode>3): Likewise.
19563 (sse3_haddv4sf3): Likewise.
19564 (sse3_haddv2df3): Likewise.
19565 (sse3_hsubv4sf3): Likewise.
19566 (sse3_hsubv2df3): Likewise.
19567 (umaxv16qi3): Likewise.
19568 (*umaxv16qi3): Likewise.
19569 (smaxv8hi3): Likewise.
19570 (*smaxv8hi3): Likewise.
19571 (*sse4_1_smax<mode>3): Likewise.
19572 (*sse4_1_umax<mode>3): Likewise.
19573 (uminv16qi3): Likewise.
19574 (*uminv16qi3): Likewise.
19575 (sminv8hi3): Likewise.
19576 (*sminv8hi3): Likewise.
19577 (*sse4_1_smin<mode>3): Likewise.
19578 (*sse4_1_umin<mode>3): Likewise.
19580 2008-04-01 Rafael EspÃndola <espindola@google.com>
19582 * tree-cfg.c (verify_expr): remove in_phi.
19583 (verify_stmt): Don't call walk_tree with verify_expr. Use
19584 is_gimple_min_invariant instead of is_gimple_val.
19586 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19588 * doc/include/gpl_v3.texi: Update for manpage generation.
19589 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19591 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19592 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19593 gpl_v3.texi instead of gpl.texi.
19596 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19599 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19601 2008-04-01 Rafael EspÃndola <espindola@google.com>
19603 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19604 (extract_code_and_val_from_cond): Use
19605 extract_code_and_val_from_cond_with_ops.
19607 2008-04-01 Jan Hubicka <jh@suse.cz>
19609 * function.c (free_after_compilation): Free epilogue_delay_list.
19610 (prepare_function_start): Assert that previous compilation was freed.
19612 2008-04-01 Jan Hubicka <jh@suse.cz>
19613 Jim Wilson <wilson@tuliptree.org>
19614 Andreas Tobler <andreast@gcc.gnu.org>
19616 PR middle-end/35781
19617 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19618 rtl.emit instead cfun->emit.
19619 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19620 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19622 2008-04-01 Ben Elliston <bje@au.ibm.com>
19624 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19626 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19628 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19630 (fprofile-use): Add var flag_profile_use
19631 * coverage.c (coverage_begin_output): Do not open a gcno file for
19632 output only if -ftest-coverage is set.
19633 Do not add getpwd() to gcda file path.
19634 (build_gcov_info): Check the new flag
19635 flag_profile_datafile_relative_path.
19636 (coverage_init): Use profile_data_prefix.
19637 Read profile counter only if flag_profile_use is set.
19638 * opts.c (common_handle_option): New option fprofile-use=,
19639 fprofile-dir=, fprofile-generate=.
19640 * toplev.c (profile_data_prefix): New variable definition.
19641 * toplev.h (profile_data_prefix): New declaration.
19642 * doc/invoke.tex (Option Summary, Optimization Options):
19645 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19647 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19648 use tmp consistently.
19651 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19652 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19653 UNSPEC_FR_RECIP_APPROX_RES.
19654 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19656 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19659 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19661 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19663 PR middle-end/30186
19664 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19665 element of the vector via a pointer.
19667 2008-03-31 Ian Lance Taylor <iant@google.com>
19669 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19671 2008-03-31 Jan Hubicka <jh@suse.cz>
19673 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19674 get_arg_pointer_save_area.
19675 * expr.c (init_expr): Just clear out rtl.expr.
19676 * function.c (free_after_compilation): Clear out whole RTL structure.
19677 (get_func_frame_size): Merge into ...
19678 (get_frame_size): ... this one.
19679 (assign_stack_local_1): Merge into ...
19680 (assign_stack_local): ... this one.
19681 (expand_function_end): Update call of get_arg_pointer_save_area.
19682 (get_art_pointer_save_area): Remove cfun argument.
19683 * function.h (emit_status): regno_pointer_align does not need length
19684 attribute. Move x_regno_reg_rtx to ...
19685 (regno_reg_rtx): ... new global array.
19686 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19687 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19688 apply_args_value, forced_labels, stack_pointer_delta):
19690 (struct varasm_status): Move here from varasm.c
19691 (struct rtl_data): New. Move here some fields from struct function.
19692 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19693 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19694 used_temp_slots avail_temp_slots, temp_slot_level,
19695 nonlocal_goto_handler_labels): Update accesstors.
19696 (rtl): New global variable.
19697 (struct function): Move some fileds to rtl_data.
19698 (get_arg_pointer_save_area): Update prototype.
19699 * emit-rtl.c (rtl): Declare.
19700 (regno_reg_rtx): Declare.
19701 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19703 (gen_reg_rtx): Update.
19704 (init_virtual_regs): Do not tate emit_status argument.
19705 (init_emit): Do not allocate emit.
19706 * varasm.c (varasm_statuc): Move to function.h.
19707 (n_deferred_constatns): Update accestor.
19708 (init_varasm_status): Do not allocate varasm_status.
19709 (force_const_mem, get_pool_size, output_constant_pool): Update.
19710 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19711 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19713 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19715 PR rtl-optimization/35729
19716 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19719 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19722 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19723 load/store if memory is unaligned.
19724 (*movti_rex64): Likewise.
19726 * config/i386/predicates.md (misaligned_operand): New.
19728 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19731 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19734 2008-03-31 Jan Beulich <jbeulich@novell.com>
19736 * config/ia64/constraints.md: Add 'j' constraint.
19737 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19738 (movdi_internal): Likewise.
19740 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19743 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19745 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19748 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19749 proper error message for the third argument on blendpd and
19752 * config/i386/sse.md (blendbits): New.
19753 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19755 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19757 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19759 2008-03-30 Richard Guenther <rguenther@suse.de>
19761 PR middle-end/31023
19762 * fold-const.c (fold_sign_changed_comparison): Do leave
19763 conversions to base-types alone.
19765 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19767 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19768 the link register if one altivec register is be saved.
19770 2008-03-30 Ben Elliston <bje@au.ibm.com>
19772 * final.c (final_scan_insn): Remove if (0) code.
19774 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19776 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19778 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19780 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19781 of V4SFmode to ix86_binary_operator_ok.
19783 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19785 * config/i386/i386.c (override_options): Initialize
19786 ix86_veclib_handler to ix86_veclibabi_svml when
19787 -mveclibabi=svml is used.
19788 (ix86_veclibabi_svml): New function for SVML ABI style
19789 vectorization support.
19790 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19792 2008-03-28 Rafael EspÃndola <espindola@google.com>
19794 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19795 (tree_binary_nonnegative_warnv_p): Make it public.
19796 (tree_single_nonnegative_warnv_p): Make it public.
19797 (tree_invalid_nonnegative_warnv_p): Make it public.
19798 (tree_unary_nonzero_warnv_p): Make it public.
19799 (tree_binary_nonzero_warnv_p): Make it public
19800 (tree_single_nonzero_warnv_p): Make it public.
19801 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19802 (extract_range_from_binary_expr): Split the expr argument.
19803 (extract_range_from_unary_expr): Split the expr argument.
19804 (extract_range_from_comparison): Split the expr argument.
19805 (extract_range_from_expr): Use the new aux functions.
19806 (vrp_evaluate_conditional_warnv): Use
19807 vrp_evaluate_conditional_warnv_with_ops.
19808 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19809 (tree_binary_nonzero_warnv_p): Declare.
19810 (tree_single_nonzero_warnv_p): Declare.
19811 (tree_expr_nonzero_warnv_p): Declare.
19812 (tree_unary_nonnegative_warnv_p): Declare.
19813 (tree_binary_nonnegative_warnv_p): Declare.
19814 (tree_single_nonnegative_warnv_p): Declare.
19815 (tree_invalid_nonnegative_warnv_p): Declare.
19817 2008-03-28 Richard Guenther <rguenther@suse.de>
19819 PR tree-optimization/30317
19820 PR tree-optimization/30911
19821 PR tree-optimization/34793
19822 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19823 (struct assert_locus_d): New member EXPR.
19824 (register_new_assert_for): Add EXPR parameter to support
19825 ASSERT_EXPR <name, expr OP limit>.
19826 (register_edge_assert_for_1): Adjust callers.
19827 (find_assert_locations): Likewise.
19828 (process_assert_insertions_for): Build condition from expression.
19829 (extract_range_from_assert): Handle ASSERT_EXPRs
19830 of the form ASSERT_EXPR <name, expr OP limit>.
19831 (register_edge_assert_for_2): New helper registering
19832 asserts for comparisons. Recognize range tests of the form
19833 (unsigned)i - CST1 OP CST2.
19834 (register_edge_assert_for_1): Use it.
19835 (register_edge_assert_for): Likewise.
19836 (needs_overflow_infinity): Integer sub-types
19837 do not need overflow infinities.
19838 (vrp_val_is_max): The extreme values of integer sub-types
19839 are those of the base type.
19840 (vrp_val_is_min): Likewise.
19841 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19844 2008-03-28 Nick Clifton <nickc@redhat.com>
19847 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19848 Return GENERAL_REGS for stack adjustment reloads.
19850 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19853 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19854 const_vector when all the vectors are constant.
19856 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19858 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19860 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19861 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19863 (s<code>_sf): Use new scc_sf attribute for opcode names.
19865 2008-03-27 Tom Tromey <tromey@redhat.com>
19867 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19868 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19869 config/spu/t-spu-elf, config/i386/t-interix,
19870 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19871 config/i386/x-darwin, config/i386/x-mingw32,
19872 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19873 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19874 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19875 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19876 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19877 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19878 config/score/t-score-elf, config/arm/t-strongarm-pe,
19879 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19880 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19881 Revert automatic dependency patch.
19883 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19886 * config/i386/i386.c (ix86_function_arg_boundary): Align
19887 decimal floating point to its natural boundary.
19889 2008-03-27 Richard Guenther <rguenther@suse.de>
19891 PR middle-end/35716
19892 * fold-const.c (fold_comparison): Restrict distinct decl
19893 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19894 solely rely on operand_equal_p.
19896 2008-03-27 Richard Guenther <rguenther@suse.de>
19899 * c-common.c (handle_weak_attribute): Reject combination of
19902 2008-03-27 Richard Guenther <rguenther@suse.de>
19904 PR tree-optimization/32810
19905 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19906 conversions from DECL_INITIAL.
19907 (fold_const_aggregate_ref): Likewise from constructor elements.
19909 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19911 * tree-affine.h (aff_combination_expand): Declare.
19912 (get_inner_reference_aff): Likewise.
19913 * tree-affine.c (aff_combination_expand): Split out from
19914 tree_to_aff_combination_expand.
19915 (get_inner_reference_aff): New function.
19916 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19917 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19918 (struct lim_aux_data): sm_done field removed.
19919 (mem_ref_loc_p, mem_ref_locs_p): New types.
19920 (struct mem_ref): Added id, stored, accesses_in_loop,
19921 indep_loop, dep_loop, indep_ref, dep_ref fields.
19922 Removed is_stored, locs and next fields.
19923 (memory_accesses): New variable.
19924 (movement_possibility): Do not allow moving statements
19925 that store to memory.
19926 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19928 (determine_max_movement): For statements with memory references,
19929 find the outermost loop in that the reference is independent.
19930 (move_computations_stmt): Mark the virtual operands for renaming.
19931 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19932 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19933 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19934 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19935 create_vop_ref_mapping, analyze_memory_references,
19936 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19937 get_all_locs_in_loop, ref_always_accessed_p,
19938 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19939 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19940 store_motion_loop, store_motion): New functions.
19941 (struct vop_to_refs_elt): New type.
19942 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19943 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19944 (schedule_sm): Replaced by...
19945 (execute_sm): ... this.
19946 (determine_lsm_ref, hoist_memory_references,
19947 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19948 find_more_ref_vops, free_mem_ref, free_mem_refs,
19949 determine_lsm_loop, determine_lsm): Removed.
19950 (tree_ssa_lim_finalize): Free data structures used by store motion.
19951 (tree_ssa_lim): Call analyze_memory_references. Use
19952 store_motion instead of determine_lsm.
19954 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19956 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19957 rename tmake_file to m68hc11/t-m68hc11.
19958 (mcore): Set inhibit_libc to true.
19959 * config.host (alpha*-dec-*vms*): Set extra_programs.
19960 (interix3*): Don't use host_xmake_file.
19961 * configure.ac: Let config.gcc override inhibit_libc.
19962 * configure: Regenerate.
19964 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19965 * config/t-openbsd-thread: Remove commented out lines.
19967 * config/x-interix: Remove.
19969 * config/m68hc11/t-m68hc11-gas: Rename to...
19970 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19972 * config/mcore/t-mcore: Remove T_CFLAGS.
19973 * config/mcore/t-mcore-pe: Likewise.
19975 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19977 * configure.ac: Replace custom __GNU_SOURCE test with
19978 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19979 * aclocal.m4: Regenerate.
19980 * configure: Regenerate.
19981 * config.in: Regenerate.
19983 2008-03-27 Richard Guenther <rguenther@suse.de>
19985 * fold-const.c (target.h): Include.
19986 (fold_comparison): Fold comparison of addresses of decls
19987 that bind locally or of constants. Consolidate address folding code.
19988 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19989 results from fold_binary_to_constant.
19990 (compare_values_warnv): Likewise.
19992 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19994 PR middle-end/35429
19995 * fold-const.c (fold_truthop): Check for integeral types when folding
19996 a == 0 && b == 0 and a != 0 || b != 0 .
19998 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20000 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20002 2008-03-26 Andreas Schwab <schwab@suse.de>
20004 * doc/invoke.texi: Fix use of @item vs. @itemx.
20006 2008-03-26 Tom Tromey <tromey@redhat.com>
20008 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20009 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20010 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20011 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20012 build/genconstants.o, build/genemit.o, build/genextract.o,
20013 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20014 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20017 2008-03-26 Richard Guenther <rguenther@suse.de>
20020 2008-03-26 Richard Guenther <rguenther@suse.de>
20022 * fold-const.c (target.h): Include.
20023 (fold_comparison): Fold comparison of addresses of two decls
20024 that bind locally. Consolidate address folding code.
20026 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20028 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20029 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20030 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20031 dconstsqrt2, dconstthird, dconste and/or dconst10.
20032 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20033 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20034 dconstsqrt2, dconste): Delete.
20035 (init_emit_once): Likewise. Simplify initializing dconstm1.
20037 * real.c (get_real_const): New.
20038 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20039 dconstsqrt2, dconste): Delete.
20040 (real_value_const, get_real_const): New.
20042 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20044 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20046 * config/i386/i386.c (ix86_function_arg_boundary): Check
20047 BIGGEST_ALIGNMENT instead of 128.
20048 (setup_incoming_varargs_64): Likewise.
20050 2008-03-26 Tom Tromey <tromey@redhat.com>
20052 * Makefile.in (DEPFILES): Add missing '/'.
20054 2008-03-26 Richard Guenther <rguenther@suse.de>
20056 * fold-const.c (target.h): Include.
20057 (fold_comparison): Fold comparison of addresses of two decls
20058 that bind locally. Consolidate address folding code.
20060 2008-03-26 Nick Clifton <nickc@redhat.com>
20063 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20064 not allow INT+INT as a legitimate addressing mode.
20066 2008-03-26 Richard Guenther <rguenther@suse.de>
20068 * tree-flow.h (widen_bitfield): Remove declaration.
20069 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20070 (widen_bitfield): Remove function.
20071 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20074 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20077 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20080 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20082 PR rtl-optimization/35232
20083 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20084 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20085 reg_reloaded_call_part_clobbered here.
20086 (reload_regs_reach_end_p): New function.
20087 (reload_reg_rtx_for_input): New variable.
20088 (reload_reg_rtx_for_output): Likewise.
20089 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20090 when reassigning a pseudo register. Load reloadreg from
20091 reload_reg_rtx_for_input, moving the mode and register
20093 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20094 instead of the original when deciding whether an input reload
20095 would be a no-op or whether an output reload can be deleted.
20096 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20097 when setting up new_spill_reg_store. Load it from
20098 reload_reg_rtx_for_output, moving the mode and register
20100 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20101 instead of the original when deciding whether an output reload
20102 would be a no-op. Do the same when modifying insn notes.
20103 Use rtx_equal_p instead of == to compare the registers.
20104 (inherit_piecemeal_p): Take a mode and two register numbers
20106 (emit_reload_insns): Clear new_spill_reg_store for every hard
20107 register in the reload register. Remove spill registers
20108 from reg_reloaded_valid before considering whether to record
20109 inheritance information for them. Use reload_reg_rtx_for_output
20110 instead of reg_rtx when recording output reloads. Use
20111 reload_reg_rtx_for_input instead of reg_rtx when recording
20112 input reloads. Set or clear reg_reloaded_call_part_clobbered
20113 at the same time as setting reg_reloaded_valid.
20114 (delete_output_reload): Add a new_reload_reg parameter and use it
20115 instead of rld[j].reg_rtx.
20116 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20119 2008-03-25 Tom Tromey <tromey@redhat.com>
20121 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20122 (build/genattr.o): Likewise.
20123 (build/genattrtab.o): Likewise.
20124 (build/gencodes.o): Likewise.
20125 (build/genconfig.o): Likewise.
20126 (build/genconstants.o): Likewise.
20127 (build/genemit.o): Likewise.
20128 (build/genextract.o): Likewise.
20129 (build/genflags.o): Likewise.
20131 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20133 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20134 instead of size_int for integer types.
20135 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20136 to match type of MINUS_EXPR.
20138 2008-03-25 Tom Tromey <tromey@redhat.com>
20140 * configure: Rebuilt.
20141 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20144 2008-03-25 Tom Tromey <tromey@redhat.com>
20146 * config/x-solaris (host-solaris.o): Update.
20147 * config/x-linux (host-linux.o): Update.
20148 * config/x-hpux (host-hpux.o): Update.
20149 * config/x-darwin (host-darwin.o): Update.
20150 * config/v850/t-v850e (v850-c.o): Update.
20151 * config/v850/t-v850 (v850-c.o): Update.
20152 * config/t-vxworks (vxworks.o): Update.
20153 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20154 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20155 * config/spu/t-spu-elf (spu-c.o): Update.
20157 * config/sh/t-symbian (sh-c.o): Update.
20158 (symbian.o): Update.
20159 * config/sh/t-sh (sh-c.o): Update.
20160 * config/score/t-score-elf (score7.o, score3.o): Update.
20161 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20162 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20163 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20164 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20165 (rs6000.o): Remove.
20166 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20167 * config/m32c/t-m32c (m32c-pragma.o): Update.
20168 * config/ia64/t-ia64 (ia64-c.o): Update.
20169 * config/i386/x-mingw32 (host-mingw32.o): Update.
20170 * config/i386/x-i386 (driver-i386.o): Update.
20171 * config/i386/x-darwin (host-i386-darwin.o): Update.
20172 * config/i386/x-cygwin (host-cygwin.o): Update.
20173 * config/i386/t-nwld (nwld.o): Update.
20174 * config/i386/t-netware (netware.o): Update.
20175 * config/i386/t-interix (winnt.o): Update.
20176 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20177 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20178 msformat-c.o): Update.
20179 * config/bfin/t-bfin-linux (generated_files): Add
20180 linux-sysroot-suffix.h.
20181 * config/arm/t-wince-pe (pe.o): Update.
20182 * config/arm/t-strongarm-pe (pe.o): Update.
20183 * config/arm/t-pe (pe.o): Update.
20184 * config/arm/t-arm (arm-c.o): Update.
20185 * doc/install.texi (Prerequisites): Require make 3.80.
20186 * Makefile.in: Remove .o targets.
20187 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20188 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20189 (simple_generated_h, simple_generated_c): Move earlier.
20190 (generated_files): New variable.
20191 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20192 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20193 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20194 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20195 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20196 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20197 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20198 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20199 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20200 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20201 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20202 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20204 (COMPILE.base, COMPILE): New variables.
20205 (%.o): New pattern rule.
20206 (ALL_HOST_OBJS): New variable.
20207 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20208 (dummy-checksum.o, cc1-checksum.o): Remove.
20209 (DRIVER_SHLIB): New variable.
20210 (DRIVER_DEFINES): Use it.
20211 (gencondmd.c): Move out of build/.
20212 (s-conditions): Update.
20213 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20214 (ALL_BUILD_OBJS): Likewise.
20215 (build/%.o): Use BUILDCOMPILE.
20216 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20217 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20218 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20219 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20220 build/genconfig.o, build/genconstants.o, build/genemit.o,
20221 build/genextract.o, build/genflags.o, build/genmddeps.o,
20222 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20223 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20224 build/gen-protos.o, build/scan.o, build/fix-header.o,
20225 build/scan-decls.o): Simplify.
20226 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20227 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20228 prefix.o, toplev.o): Reduce to variable setting.
20229 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20230 ($(out_object_file), gcc-options.o): New targets.
20231 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20232 * configure: Rebuilt.
20233 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20234 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20236 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20238 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20239 complain when we hit an error, return ERROR_MARK_NODE.
20241 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20243 * config/sh/constraints.md (Pso, Psz): New constraints.
20244 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20245 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20247 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20249 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20250 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20252 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20254 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20255 (prefetch_sh2a): New.
20257 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20258 Naveen.H.S <naveen.hs@kpitcummins.com>
20260 * config/sh/constraints.md (I28): New constraint.
20261 * config/sh/sh.c (broken_move): Add support for movi20s.
20262 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20264 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20265 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20266 Naveen.H.S <naveen.hs@kpitcummins.com>
20268 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20269 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20270 (print_operand): Handle resbank in %@ operand code.
20271 (sh_encode_section_info): New.
20272 (push_regs): Add conditions for resbank.
20273 (sh_expand_epilogue): Likewise.
20274 (sh_insert_attributes): Likewise.
20275 (sh_attribute_table): Likewise.
20276 (sh_handle_resbank_handler_attribute): New.
20277 (sh2a_handle_function_vector_handler_attribute): New.
20278 (sh2a_is_function_vector_call): New.
20279 (sh2a_get_function_vector_number): New.
20280 (sh2a_function_vector_p): New.
20281 (sh_cfun_resbank_handler_p): New.
20282 * config/sh/sh.md (calli): Emit jsr/n if possible.
20283 (calli_tbr_rel): New.
20284 (calli_pcrel): Emit jsr/n if possible.
20285 (return_i): Emit rts/n if possible.
20286 (call_valuei_tbr_rel): New.
20287 (call_valuei_pcrel): Add condition for SH2A target.
20288 (call_value): Likewise.
20289 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20290 (sh2a_get_function_vector_number): Likewise.
20291 (sh2a_is_function_vector_call): Likewise.
20292 * doc/extend.texi: Document TBR relative addressing of SH2A.
20293 (resbank): Add description for SH2A.
20295 2008-03-24 Richard Guenther <rguenther@suse.de>
20298 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20299 pointer assignments change conversions according to middle-end rules.
20300 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20301 * configure.ac: Include type checking in yes.
20302 * configure: Regenerate.
20304 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20306 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20307 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20309 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20311 * gthr-vxworks.h (UNUSED): Define.
20313 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20315 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20317 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20319 * doc/extend.texi (Function Attributes): Add missing comma in the
20320 example of the "alloc_size" attribute.
20322 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20325 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20327 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20330 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20333 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20334 of the underlying type of a MS bitfield layout to the natural
20335 alignment of the type.
20337 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20339 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20340 to their natural alignment to avoid store forwarding stalls.
20342 2008-03-22 Richard Guenther <rguenther@suse.de>
20344 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20345 For PHI nodes verify the address is invariant.
20346 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20347 (get_symbol_constant_value): Use is_gimple_min_invariant.
20348 (maybe_fold_stmt_indirect): Likewise.
20350 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20352 PR rtl-optimization/33927
20353 * Makefile.in (dse.o): Depend on $(TM_P_H).
20354 * expr.h (extract_low_bits): Declare.
20355 * expmed.c (extract_low_bits): New function.
20356 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20357 * dse.c: Include tm_p.h.
20358 (find_shift_sequence): Remove the read_reg argument and return the
20359 read value. Emit the instructions instead of returning them.
20360 Iterate on new_mode rather than calculating it each time.
20361 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20362 source to NEW_MODE and extract_low_bits to convert the shifted
20363 value to READ_MODE.
20364 (replace_read): Allow the load and store to have different mode
20365 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20366 or extraction instructions before trying the replacement. Update
20367 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20369 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20371 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20372 to their natural alignment to avoid store forwarding stalls.
20374 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20377 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20378 encouraging but not allowing gprs for input;
20379 change the input constraint to !f#r.
20380 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20382 change the output constraint to !f#r.
20384 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20387 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20388 corresponding post-reload splitters.
20389 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20390 when x87 FP math is selected.
20391 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20392 New function prototype.
20393 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20394 unreachable function to ease macroization of insn patterns.
20396 2008-03-21 Martin Jambor <mjambor@suse.cz>
20398 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20399 reference dumps if ddr is NULL or dependence is unknown.
20401 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20403 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20404 unsigned extension into account.
20405 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20406 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20407 Do computations on a scratch register.
20409 2008-03-21 Richard Guenther <rguenther@suse.de>
20411 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20412 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20413 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20414 * tree-ssa-dom.c (record_equality): Likewise.
20415 * tree-inline.c (copy_body_r): Likewise.
20416 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20419 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20421 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20422 as 'delete_unused' argument.
20424 2008-03-20 Richard Guenther <rguenther@suse.de>
20426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20427 special casing of constant qualifiers.
20428 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20429 care about them in general.
20430 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20431 regardless of their type.
20432 (fold_stmt_r): Forcefully fold *& if we end up with that.
20434 2008-03-20 Paul Brook <paul@codesourcery.com>
20436 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20437 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20439 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20441 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20442 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20444 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20446 * common.opt (Wmudflap): New option.
20447 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20448 (mx_register_decls): Likewise.
20449 (mudflap_finish_file): Likewise.
20450 * doc/invoke.texi: Document -Wno-mudflap.
20452 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20454 * c-format.c (replace_format_name_to_system_name): New.
20455 (cmp_attribs): New.
20456 (convert_format_name_to_system_name): New.
20457 (decode_format_attr): Add use of convert_format_name_to_system_name.
20458 (format_types_orig): Add gnu_ prefix to names.
20459 (check_format_info_main): Special treating of \0 escaped names for
20460 supporting multi-character format specifiers as I32, I64.
20461 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20462 (gnu_target_overrides_format_attributes): New.
20463 * c-format.h: Add structure target_ovr_attr to hold
20464 system specific formatter names.
20465 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20466 msformat-c.o file to c_target_objs and cxx_target_objs.
20467 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20468 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20469 (TARGET_N_FORMAT_TYPES): New.
20470 * config/i386/msformat-c.c: New.
20471 * config/i386/t-cygming: Add build rule for msformat-c.o.
20472 * doc/extend.texi: Add new format names gnu_* and ms_* and
20474 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20476 2008-03-20 Ira Rosen <irar@il.ibm.com>
20478 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20479 optimizations turned on under -O3.
20480 (ftree-vectorize): Add that the flag is turned on with -O3.
20482 2008-03-20 Ben Elliston <bje@au.ibm.com>
20484 * regmove.c (try_auto_increment): Fix spelling error in comment.
20485 * final.c (final_scan_insn): Likewise.
20487 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20490 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20491 allocator preferences for "y" and "r" class registers.
20492 ("*mov<mode>_internal"): Ditto.
20493 ("*movv2sf_internal_rex64"): Ditto.
20494 ("*movv2sf_internal"): Ditto.
20496 2008-03-19 Michael Matz <matz@suse.de>
20498 PR middle-end/35616
20499 * calls.c (expand_call): Check overlap of arguments with call
20500 address for sibcalls.
20502 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20505 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20506 of the underlying type of a MS bitfield layout to the natural
20507 alignment of the type.
20509 2008-03-19 Jan Hubicka <jh@suse.cz>
20512 * toplev.c (decode_d_option): Handle all CPP flags.
20513 * tree-vrp.c: Update tree_pass descriptors.
20514 * regrename.c: Update tree_pass descriptors.
20515 * fwprop.c: Update tree_pass descriptors.
20516 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20517 * tree-into-ssa.c: Update tree_pass descriptors.
20518 * tree-dump.c: Update tree_pass descriptors.
20519 * tree-complex.c: Update tree_pass descriptors.
20520 * tree-dump.h: Update tree_pass descriptors.
20521 * see.c: Update tree_pass descriptors.
20522 * cgraphbuild.c: Update tree_pass descriptors.
20523 * tracer.c: Update tree_pass descriptors.
20524 * tree-loop-distribution.c: Update tree_pass descriptors.
20525 * cgraph.c: Update tree_pass descriptors.
20526 * postreload-gcse.c: Update tree_pass descriptors.
20527 * postreload.c: Update tree_pass descriptors.
20528 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20529 * tree-tailcall.c: Update tree_pass descriptors.
20530 * tree-pass.h (tree_opt_pass): Rename to ...
20531 (opt_pass) ... this one; add "type" field and remove letter field.
20532 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20533 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20534 all_lowering_passes): Update declaration.
20535 * ipa-cp.c: Update tree_pass descriptors.
20536 * final.c: Update tree_pass descriptors.
20537 * omp-low.c: Update tree_pass descriptors.
20538 * tree-ssa-dse.c: Update tree_pass descriptors.
20539 * ipa-reference.c: Update tree_pass descriptors.
20540 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20541 * auto-inc-dec.c: Update tree_pass descriptors.
20542 * reorg.c: Update tree_pass descriptors.
20543 * cgraphunit.c: Update tree_pass descriptors.
20544 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20545 * tree-ssa-ccp.c: Update tree_pass descriptors.
20546 * df-core.c: Update tree_pass descriptors.
20547 * mode-switching.c: Update tree_pass descriptors.
20548 * tree-nomudflap.c: Update tree_pass descriptors.
20549 * modulo-sched.c: Update tree_pass descriptors.
20550 * ipa-pure-const.c: Update tree_pass descriptors.
20551 * cse.c: Update tree_pass descriptors.
20552 * web.c: Update tree_pass descriptors.
20553 * tree-stdarg.c: Update tree_pass descriptors.
20554 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20555 * tree-ssa-dom.c: Update tree_pass descriptors.
20556 * tree-nrv.c: Update tree_pass descriptors.
20557 * tree-ssa-alias.c: Update tree_pass descriptors.
20558 * loop-init.c: Update tree_pass descriptors.
20559 * gimple-low.c: Update tree_pass descriptors.
20560 * ipa-inline.c: Update tree_pass descriptors.
20561 * tree-ssa-sink.c: Update tree_pass descriptors.
20562 * global.c: Update tree_pass descriptors.
20563 * ifcvt.c: Update tree_pass descriptors.
20564 * jump.c: Update tree_pass descriptors.
20565 * predict.c: Update tree_pass descriptors.
20566 * tree-ssa-loop.c: Update tree_pass descriptors.
20567 * recog.c: Update tree_pass descriptors.
20568 * dse.c: Update tree_pass descriptors.
20569 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20570 * tree-eh.c: Update tree_pass descriptors.
20571 * regmove.c: Update tree_pass descriptors.
20573 * function.c: Update tree_pass descriptors.
20574 * tree-vectorizer.c: Update tree_pass descriptors.
20575 * gcse.c: Update tree_pass descriptors.
20576 * ipa-type-escape.c: Update tree_pass descriptors.
20577 * tree-if-conv.c: Update tree_pass descriptors.
20578 * init-regs.c: Update tree_pass descriptors.
20579 * ipa.c: Update tree_pass descriptors.
20580 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20581 * rtl-factoring.c: Update tree_pass descriptors.
20582 * lower-subreg.c: Update tree_pass descriptors.
20583 * bt-load.c: Update tree_pass descriptors.
20584 * tree-dfa.c: Update tree_pass descriptors.
20585 * except.c: Update tree_pass descriptors.
20586 * emit-rtl.c: Update tree_pass descriptors.
20587 * cfgexpand.c: Update tree_pass descriptors.
20588 * tree-cfgcleanup.c: Update tree_pass descriptors.
20589 * cfgcleanup.c: Update tree_pass descriptors.
20590 * tree-ssa-pre.c: Update tree_pass descriptors.
20591 * tree-sra.c: Update tree_pass descriptors.
20592 * tree-mudflap.c: Update tree_pass descriptors.
20593 * tree-ssa-copy.c: Update tree_pass descriptors.
20594 * cfglayout.c: Update tree_pass descriptors.
20595 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20596 * tree-ssa-dce.c: Update tree_pass descriptors.
20597 * tree-ssa.c: Update tree_pass descriptors.
20598 * regclass.c: Update tree_pass descriptors.
20599 * integrate.c: Update tree_pass descriptors.
20600 * tree-optimize.c: Update tree_pass descriptors.
20601 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20602 * tree-object-size.c: Update tree_pass descriptors.
20603 * combine.c: Update tree_pass descriptors.
20604 * tree-outof-ssa.c: Update tree_pass descriptors.
20605 * bb-reorder.c: Update tree_pass descriptors.
20606 * stack-ptr-mod.c: Update tree_pass descriptors.
20607 * var-tracking.c: Update tree_pass descriptors.
20608 * tree-profile.c: Update tree_pass descriptors.
20609 * tree-vect-generic.c: Update tree_pass descriptors.
20610 * reg-stack.c: Update tree_pass descriptors.
20611 * sched-rgn.c: Update tree_pass descriptors.
20612 * tree-ssa-structalias.c: Update tree_pass descriptors.
20613 * tree-cfg.c: Update tree_pass descriptors.
20614 * passes.c (current_pass): Update declaration.
20615 (finish_optimization_passes): Update.
20616 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20617 (register_one_dump_file, register_dump_files_1, next_pass_1):
20619 (init_optimization_passes): Update handling of new types.
20620 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20621 * ipa-struct-reorg.c: Update tree_pass descriptors.
20622 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20623 * combine-stack-adj.c: Update tree_pass descriptors.
20624 * cfgrtl.c: Update tree_pass descriptors.
20625 * dce.c: Update tree_pass descriptors.
20626 * tree-ssanames.c: Update tree_pass descriptors.
20628 2008-03-19 Richard Guenther <rguenther@suse.de>
20630 PR middle-end/35609
20631 * tree-ssa.c (walk_data): New structure.
20632 (warn_uninitialized_var): If not always_executed warn with "maybe"
20634 (execute_early_warn_uninitialized): Compute post-dominators.
20635 Initialize always_executed before processing each basic block.
20637 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20640 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20641 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20643 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20645 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20647 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20649 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20651 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20652 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20653 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20654 target after ignore has been set, and move there also the commputation
20655 of subtarget and original_target.
20656 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20657 (LANG_HOOKS_INITIALIZER): Remove it.
20658 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20660 2008-03-18 Richard Guenther <rguenther@suse.de>
20662 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20663 found an expression with constants, note that in the VN for the lhs.
20664 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20665 fold them to constants if possible. Run cleanup_cfg if done so.
20666 (execute_pre): Return todo.
20667 (do_pre): Likewise.
20668 (execute_fre): Likewise.
20669 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20671 (get_prop_source_stmt): Look through pointer conversions.
20673 2008-03-18 Jan Hubicka <jh@suse.cz>
20675 * tree-pretty-print.c: Include predict.h.
20676 (dump_generic_node): Dump predictor.
20677 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20678 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20679 * gimple-low.c (lower_stmt): Likewise.
20680 * expr.c (expand_expr_real): Likewise.
20681 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20683 (build_predict_expr, build_predict_expr): New.
20684 * predict.h (predictor_name, build_predict_expr): Update.
20685 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20686 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20687 * predict.def (PRED_CONTINUE): Update hitrate.
20688 * tree.def (PREDICT_EXPR): Define.
20689 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20690 do not handle BIND_EXPR.
20691 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20692 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20693 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20696 2008-03-18 Michael Matz <matz@suse.de>
20698 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20700 2008-03-18 Richard Guenther <rguenther@suse.de>
20702 * tree-gimple.h (is_gimple_invariant_address): Declare.
20703 (is_gimple_constant): Likewise.
20704 * tree-gimple.c (is_gimple_constant): New function.
20705 (is_gimple_invariant_address): Likewise.
20706 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20707 and is_gimple_invariant_address.
20708 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20710 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20711 an addressable base.
20713 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20715 PR middle-end/35611
20716 * gimplify.c (gimplify_expr): Gimplify second operand of
20719 2008-03-17 Richard Guenther <rguenther@suse.de>
20721 PR tree-optimization/19637
20722 * fold-const.c (fold_unary): Remove restrictions of removing
20723 intermediate pointer-conversions (P2)(P1)P0.
20724 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20725 conversion to void pointer.
20726 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20728 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20731 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20732 emulated thread local variables.
20734 2008-03-16 Richard Guenther <rguenther@suse.de>
20736 PR middle-end/35607
20737 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20738 expand TREE_INVARIANT operations that are not gimple invariant.
20740 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20742 * doc/extend.texi (Alignment): Say that the ABI controls
20743 the __alignof__ for non-strict-alignment targets rather
20744 than being a recommendation.
20746 2008-03-15 Paul Brook <paul@codesourcery.com>
20748 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20750 (arm_output_fn_unwind): Mark functions that can not be unwound.
20752 2008-03-15 Paul Brook <paul@codesourcery.com>
20754 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20755 extension instructions.
20757 2008-03-15 Richard Guenther <rguenther@suse.de>
20759 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20760 and fold constant aggregate refs.
20761 (fold_const_aggregate_ref): Handle string constants
20762 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20763 (evaluate_stmt): Simplify now that ccp_fold folds constant
20766 2008-03-15 Paul Brook <paul@codesourcery.com>
20768 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20769 (extzv): Use gen_extzv_t2.
20770 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20772 2008-03-15 Richard Guenther <rguenther@suse.de>
20774 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20775 (fold_const_aggregate_ref): Likewise.
20776 (get_value): Return NULL if we don't have any values.
20777 (ccp_finalize): Set const_val to NULL after freeing it.
20778 * tree-flow.h (get_symbol_constant_value): Declare.
20779 (fold_const_aggregate_ref): Likewise.
20780 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20782 2008-03-15 Richard Guenther <rguenther@suse.de>
20784 PR middle-end/35593
20785 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20786 to not produce negative array indices if not allowed. Add
20787 parameter to indicate that.
20788 (maybe_fold_offset_to_component_ref): Allow negative array
20789 indices only for the first member of a structure.
20790 (maybe_fold_offset_to_reference): Allow negative array indices.
20791 (maybe_fold_stmt_addition): Likewise.
20793 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20794 Anatoly Sokolov <aesok@post.ru>
20796 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20797 (avr_arch): Add ARCH_AVR6.
20798 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20799 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20800 instead of fixed value 2.
20801 (print_operand_address): Use gs() asm specifier instead of pm().
20802 (avr_assemble_integer): (Ditto.).
20803 (avr_output_addr_vec_elt): (Ditto.).
20804 (print_operand): Handle "!" code.
20805 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20806 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20807 (AVR_HAVE_EIJMP_EICALL): Define.
20808 (AVR_3_BYTE_PC): Redefine.
20809 (AVR_2_BYTE_PC): (Ditto.).
20810 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20811 (LINK_SPEC): Add atmega2560 and atmega2561.
20812 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20814 * config/avr/avr.md (call_insn): Use eicall instead of icall
20815 for 3 byte PC devices.
20816 (call_value_insn): (Ditto.).
20817 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20818 (indirect_jump): Use only for for 2 byte PC devices.
20819 (*tablejump): (Ditto.).
20820 (*indirect_jump_avr6): Add insn.
20821 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20822 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20823 instead of ijmp for 3 byte PC devices.
20824 (__tablejump2__): (Ditto.).
20825 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20826 (MULITLIB_DIRNAMES): (Ditto.).
20827 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20829 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20831 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20832 "sse2_umulsidi3". Use V1DI mode for operand 0.
20833 ("mmx_psadbw"): Use V1DI mode for operand 0.
20834 * config/i386/i386-modes.def (V1SI): New vector mode.
20835 * config/i386/i386.c (struct builtin_description)
20836 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20837 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20838 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20839 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20840 v1di_ftype_v8qi_v8qi type.
20841 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20843 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20844 __builtin_ia32_pmuludq]: Fix the mode of return value.
20846 2008-03-15 Richard Guenther <rguenther@suse.de>
20848 PR middle-end/35595
20849 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20852 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20854 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20855 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20856 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20857 unless TARGET_SERIALIZE_VOLATILE is enabled.
20858 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20859 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20860 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20862 2008-03-14 Richard Guenther <rguenther@suse.de>
20864 PR tree-optimization/34172
20865 * tree-flow.h (refs_may_alias_p): Declare.
20866 (get_single_def_stmt): Likewise.
20867 (get_single_def_stmt_from_phi): Likewise.
20868 (get_single_def_stmt_with_phi): Likewise.
20869 * tree-dfa.c (refs_may_alias_p): New function.
20870 (get_single_def_stmt): Likewise.
20871 (get_single_def_stmt_from_phi): Likewise.
20872 (get_single_def_stmt_with_phi): Likewise.
20873 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20874 (vn_reference_lookup_1): New helper function.
20875 (vn_reference_lookup): Walk the virtual use-def chain to
20876 continue searching for a match if the def does not alias the
20877 reference we are looking for.
20879 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20881 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20882 archive and Perzl. Update The Written Word listing.
20884 2008-03-14 Richard Guenther <rguenther@suse.de>
20886 PR tree-optimization/34043
20887 PR tree-optimization/33989
20888 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20890 (bitmap_find_leader): Use extra argument to verify dominance
20891 relationship inside a basic-block.
20892 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20893 (find_leader_in_sets): Adjust.
20894 (create_component_ref_by_pieces): Take extra argument for
20895 dominance check, handle lookup failures.
20896 (find_or_generate_expression): Likewise.
20897 (create_expression_by_pieces): Likewise.
20898 (insert_into_preds_of_block): Adjust.
20899 (create_value_expr_from): If asked for, verify all operands
20900 are in the blocks AVAIL_OUT set.
20901 (make_values_for_stmt): Check for SSA_NAMEs that are life
20902 over an abnormal edge.
20903 (compute_avail): Remove such check.
20904 (do_SCCVN_insertion): New function.
20905 (eliminate): If we do not find a leader suitable for replacement
20906 insert a replacement expression from SCCVN if available.
20907 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20908 (struct vn_ssa_aux): Add needs_insertion flag.
20909 * tree-ssa-sccvn.c (may_insert): New global flag.
20910 (copy_reference_ops_from_ref): Value-number union member access
20911 based on its size, not type and member if insertion is allowed.
20912 (visit_reference_op_load): For a weak match from union type
20913 punning lookup a view-converted value and insert a SSA_NAME
20914 for that value if that is not found.
20915 (visit_use): Make dumps shorter. Do not disallow value numbering
20916 SSA_NAMEs that are life over an abnormal edge to constants.
20917 (free_scc_vn): Release inserted SSA_NAMEs.
20918 (run_scc_vn): New flag to specify whether insertion is allowed.
20919 Process SSA_NAMEs in forward order.
20920 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20921 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20922 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20923 pointer type to/from integral types that do not change the
20924 precision to regular conversions.
20926 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20928 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20929 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20930 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20931 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20932 input arguments and the mode of return value. Built-in functions
20933 that operate on whole 64-bit MMX register now use V1DI mode.
20935 2008-03-13 Alon Dayan <alond@il.ibm.com>
20936 Olga Golovanevsky <olga@il.ibm.com>
20938 PR tree-optimization/35041
20939 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20940 to locate the right position in a statement.
20942 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20946 * config/i386/xmmintrin.h: Change all static inline functions to
20947 extern inline and add __gnu_inline__ attribute.
20948 * config/i386/bmintrin.h: Ditto.
20949 * config/i386/smmintrin.h: Ditto.
20950 * config/i386/tmmintrin.h: Ditto.
20951 * config/i386/mmintrin-common.h: Ditto.
20952 * config/i386/ammintrin.h: Ditto.
20953 * config/i386/emmintrin.h: Ditto.
20954 * config/i386/pmmintrin.h: Ditto.
20955 * config/i386/mmintrin.h: Ditto.
20956 * config/i386/mm3dnow.h: Ditto.
20958 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20960 PR middle-end/35185
20961 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20962 (lower_omp_2): New function.
20963 (lower_omp_1, lower_omp): Rewritten.
20965 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20968 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20969 with the phrase "Microsoft Windows compilers".
20970 (Push/Pop Macro Pragmas): New subsection. Document
20971 #pragma push_macro and pragma pop_macro.
20973 2008-03-12 Paul Brook <paul@codesourcery.com>
20975 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20977 2008-03-12 Paul Brook <paul@codesourcery.com>
20979 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20980 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20981 (thumb2_addsi_shortim): Rename ...
20982 (thumb2_addsi_short): ... to this. Allow register operands.
20983 (thumb2_subsi_short): New pattern.
20984 (thumb2_one_cmplsi2_short,
20985 thumb2_negsi2_short): New patterns and peepholes.
20987 2008-03-12 Paul Brook <paul@codesourcery.com>
20989 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20991 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20993 * config/i386/i386.md (int_cond): New code iterator.
20995 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20996 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20997 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20998 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20999 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21000 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21001 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21002 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21004 2008-03-12 Paul Brook <paul@codesourcery.com>
21006 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21007 instead of {arm,thumb}_compute_save_reg_mask.
21008 (output_return_instruction): Ditto.
21009 (thumb_unexpanded_epilogue): Ditto.
21010 (thumb1_expand_prologue): Ditto.
21011 (thumb1_output_function_prologue): Ditto.
21012 (arm_set_return_address): Ditto.
21013 (thumb_set_return_address): Ditto.
21014 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21015 regs to achieve stack alignment.
21016 (thumb1_compute_save_reg_mask): Fix compiler warning.
21017 (arm_output_epilogue): Use offsets->saved_regs_mask.
21018 Adjust stack pointer by poping call clobered registers.
21019 (arm_expand_prologue): Use offsets->saved_regs_mask.
21020 Adjust stack pointer by pushing extra registers.
21021 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21023 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21026 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21027 conversion to the operands of a multiplication.
21029 2008-03-12 Richard Guenther <rguenther@suse.de>
21031 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21032 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21033 * timevar.def (TV_TREE_PHIPROP): Add.
21034 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21035 pass description. Use TV_TREE_PHIPROP.
21036 * tree-ssa-forwprop.c: Remove phiprop code.
21038 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21040 PR middle-end/35549
21041 * omp-low.c (maybe_lookup_decl): Constify first argument.
21042 (use_pointer_for_field): Change last argument from bool to
21043 omp_context *. Disallow shared copy-in/out in nested
21044 parallel if decl is shared in outer parallel too.
21045 (build_outer_var_ref, scan_sharing_clauses,
21046 lower_rec_input_clauses, lower_copyprivate_clauses,
21047 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21049 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21050 Ira Rosen <irar@il.ibm.com>
21052 * tree-vectorizer.c (free_stmt_vec_info): New function.
21053 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21054 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21055 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21056 * tree-vect-transform.c (vectorizable_conversion): Free
21057 vec_oprnds0 if it was allocated.
21058 (vect_permute_store_chain): Remove unused VECs.
21059 (vectorizable_store): Free VECs that are allocated in the..
21061 (vect_transform_strided_load, vectorizable_load): Likewise.
21062 (vect_remove_stores): Simplify the code.
21063 (vect_transform_loop): Move code to vect_remove_stores().
21064 Call vect_remove_stores() and free_stmt_vec_info().
21066 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21068 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21069 TARGET_HPUX. Revise comment.
21070 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21071 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21072 Use sr4 variant of `be' instruction when not generating PIC code.
21073 (attr_length_call): Adjust for above change.
21075 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21077 * ipa-reference.c (static_execute): Remove module_statics_const and
21078 associated setting code.
21080 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21083 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21084 predicate for operand 1.
21085 (paritysi2_cmp): Use register_operand predicate for operand 2.
21086 Use earlyclobber modifier for operand 1. Remove support for
21088 (paritydi2_cmp): Use register_operand predicate for operand 3.
21089 Use earlyclobber modifier for operand 1. Remove support for
21092 2008-03-11 Paul Brook <paul@codesourcery.com>
21093 Vladimir Prus <vladimir@codesourcery.com>
21095 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21096 (arm_compute_save_reg0_reg12_mask): Always
21097 check if register 11 must be saved. Always safe hard frame pointer
21098 when frame_pointer_needeed.
21099 (arm_compute_save_reg_mask): Save IP and PC
21100 only with apcs frames.
21101 (arm_output_epilogue): Adjust Thumb2 codepath to
21102 be also invoked and work for ARM non-apcs frames.
21103 (arm_expand_prologue): Don't bother saving IP
21104 for non-apcs frame, since it's not clobbered by
21105 prologue code. Implement non-apcs frame
21108 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21110 PR rtl-optimization/35281
21111 * expr.c (convert_move): Use a new pseudo for the intermediate
21112 from_mode->word_mode result.
21114 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21116 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21117 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21118 * toplev.c (compile_file): Don't call it.
21120 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21122 PR middle-end/35526
21123 * expr.c (store_expr): Call emit_block_move if the mode
21124 of "temp" RTX is BLKmode.
21126 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21127 Richard Guenther <rguenther@suse.de>
21129 PR tree-optimization/31358
21130 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21131 the step with a NULL_TREE.
21132 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21133 to sizetype if type is a pointer type.
21134 (add_candidate_1): Don't convert the base and step to
21135 the generic type if the orginal type is a pointer type.
21136 (add_iv_value_candidates): Use sizetype for the step
21137 if type is a pointer type.
21138 (cand_value_at): Likewise.
21139 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21141 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21142 Don't convert the tem affine to the type.
21143 (add_elt_to_tree): Use sizetype for the step if a pointer.
21144 Use POINTER_PLUS_EXPR for pointers.
21145 (aff_combination_to_tree): Use sizetype for the step if a
21148 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21150 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21151 Remove commutativity hint.
21153 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21157 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21158 errorneous type. Check that v is a VAR_DECL.
21160 PR middle-end/35099
21161 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21163 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21165 PR tree-optimization/35494
21166 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21167 may be overriden at link and run time.
21169 2008-03-10 Richard Guenther <rguenther@suse.de>
21171 PR tree-optimization/34677
21172 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21173 (poolify_tree): Likewise.
21174 (modify_expr_template): Likewise.
21175 (poolify_modify_stmt): Likewise.
21176 (insert_fake_stores): Handle all component-ref style stores
21177 in addition to INDIRECT_REF. Also handle complex types.
21178 Do not poolify the inserted load.
21179 (realify_fake_stores): Do not rebuild the tree but only
21180 make it a SSA_NAME copy.
21181 (init_pre): Remove initialzation of modify_expr_template.
21182 Do not allocate modify_expr_node_pool.
21183 (fini_pre): Do not free modify_expr_node_pool.
21185 2008-03-10 Paul Brook <paul@codesourcery.com>
21187 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21188 to avoid conflicts.
21190 2008-03-10 Paul Brook <paul@codesourcery.com>
21191 Mark Shinwell <shinwell@codesourcery.com>
21193 * config/arm/cortex-r4.md: New.
21194 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21196 * config/arm/arm.md: Include cortex-r4.md.
21197 (insn): Add smmls, sdiv and udiv values.
21198 (generic_sched): Don't use generic scheduling for Cortex-R4.
21199 (arm_issue_rate): New function.
21200 (TARGET_SCHED_ISSUE_RATE): Define.
21202 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21204 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21206 2008-03-10 Richard Guenther <rguenther@suse.de>
21208 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21209 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21211 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21213 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21214 Set default to true.
21216 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21218 * c.opt (Wsynth): Deprecate.
21219 * doc/invoke.texi (Option Summary, Warning Options): Document
21220 -Wno-format-contains-nul.
21222 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21225 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21226 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21228 2008-03-09 Ira Rosen <irar@il.ibm.com>
21230 * config/rs6000/rs6000.c (builtin_description): Rename vector
21231 left shift operations.
21232 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21233 (altivec_vsl<VI_char>): Rename to ...
21234 (ashl<mode>3): ... new name.
21235 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21237 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21239 2008-03-08 Richard Guenther <rguenther@suse.de>
21241 * coverage.h (tree_coverage_counter_addr): Declare.
21242 * coverage.c (tree_coverage_counter_addr): New function.
21243 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21244 before using again.
21245 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21246 (tree_gen_one_value_profiler): Likewise.
21247 (tree_gen_ic_profiler): Likewise.
21248 (tree_gen_average_profiler): Likewise.
21249 (tree_gen_ior_profiler): Likewise.
21251 2008-03-08 Richard Guenther <rguenther@suse.de>
21253 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21254 (vn_binary_op_insert): Likewise.
21255 (vn_unary_op_lookup): Likewise.
21256 (vn_unary_op_insert): Likewise.
21257 (vn_nary_op_lookup): Declare.
21258 (vn_nary_op_insert): Likewise.
21259 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21260 and binary hashes, use a single obstack for unary_op_pool
21261 and binary_op_pool.
21262 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21263 a single struct vn_nary_op_s. Store tree code length and
21264 a variable number of operands.
21265 (struct vn_reference_op_struct): Remove unused op2.
21266 (vn_reference_op_eq): Do not compare op2.
21267 (vn_reference_op_compute_hash): Do not compute hash of op2.
21268 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21269 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21270 with vn_nary_op_compute_hash.
21271 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21272 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21274 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21276 (visit_unary_op): Call nary functions.
21277 (visit_binary_op): Likewise.
21278 (process_scc): Adjust for struct vn_tables_s changes.
21279 (allocate_vn_table): Likewise.
21280 (free_vn_table): Likewise.
21281 * tree-vn.c (vn_add): Call nary functions.
21282 (vn_lookup): Likewise.
21284 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21287 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21288 wdst back after sync_compare_and_swapqhi_internal.
21290 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21293 * config/i386/i386-modes.def (V1DI): New vector mode.
21294 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21295 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21296 (MMXMODE248): Ditto.
21297 (MMXMODE): Add V1DI mode.
21298 (mmxvecsize): Change DI mode to V1DI mode.
21299 ("mov<mode>): Use MMXMODEI8 mode iterator.
21300 ("*mov<mode>_internal_rex64"): Ditto.
21301 ("*mov<mode>_internal"): Ditto.
21302 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21303 ("mmx_sub<mode>3"): Ditto.
21304 ("mmx_adddi3"): Remove insn pattern.
21305 ("mmx_subdi3"): Ditto.
21306 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21307 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21308 ("mmx_ashl<mode>3"): Ditto.
21309 ("mmx_lshrdi3"): Remove insn pattern.
21310 ("mmx_ashldi3"): Ditto.
21311 * config/i386/i386.c (classify_argument): Handle V1DImode.
21312 (function_arg_advance_32): Ditto.
21313 (function_arg_32): Ditto.
21314 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21315 mmx_addv1di3 insn pattern.
21316 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21317 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21318 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21319 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21320 Remove definitions of built-in functions.
21321 (V1DI_type_node): New node.
21322 (v1di_ftype_v1di_int): Ditto.
21323 (v1di_ftype_v1di_v1di): Ditto.
21324 (v2si_ftype_v2si_si): Ditto.
21325 (v4hi_ftype_v4hi_di): Remove node.
21326 (v2si_ftype_v2si_di): Ditto.
21327 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21328 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21329 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21330 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21331 Add new builtins using def_builtin_const.
21332 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21333 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21334 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21335 * config/i386/mmintrin.h (__v1di): New typedef.
21336 (_mm_add_si64): Cast arguments to __v1di type.
21337 (_mm_sub_si64): Ditto.
21338 (_mm_sll_pi16): Cast __count to __v4hi type.
21339 (_mm_sll_pi32): Cast __count to __v2si type.
21340 (_mm_sll_si64): Cast arguments to __v1di type.
21341 (_mm_srl_pi16): Cast __count to __v4hi type.
21342 (_mm_srl_pi32): Cast __count to __v2si type.
21343 (_mm_srl_si64): Cast arguments to __v1di type.
21344 (_mm_sra_pi16): Cast __count to __v4hi type.
21345 (_mm_sra_pi32): Cast __count to __v2si type.
21346 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21347 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21348 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21349 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21350 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21351 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21352 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21353 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21354 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21355 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21356 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21357 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21359 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21361 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21363 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21366 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21367 reg+const addressing for Altivec modes. Don't generate reg+reg
21368 addressing for TFmode or TDmode quantities.
21370 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21372 * c-common.c (vector_types_convertible_p): Call langhook
21373 instead of comptypes.
21375 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21378 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21379 integral and scalar float variables which have a
21382 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21384 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21385 dwarf_register_span hook when emitting unwind information for
21386 register-to-memory saves.
21387 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21388 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21390 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21392 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21393 for the same VAR_DECL.
21395 2008-03-06 Tom Tromey <tromey@redhat.com>
21397 * treelang: Delete.
21398 * doc/standards.texi (Standards): Don't mention treelang.
21399 * doc/invoke.texi (Overall Options): Don't mention treelang.
21400 * doc/install.texi (Prerequisites): Don't mention bison or
21402 (Configuration): Don't mention treelang.
21403 (Building): Likewise.
21404 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21406 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21408 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21409 word-extractions out of a multi-word object.
21411 2008-03-06 Richard Guenther <rguenther@suse.de>
21413 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21414 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21415 result type and precision.
21416 * expr.c (get_inner_reference): Set unsignedp based on the result
21417 type of BIT_FIELD_REF.
21418 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21419 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21420 (try_instantiate_multiple_fields): Likewise. Use the correct type
21422 (sra_build_assignment): Likewise.
21423 (sra_build_elt_assignment): Likewise.
21424 (sra_explode_bitfield_assignment): Likewise.
21425 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21426 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21427 set BIT_FIELD_REF_UNSIGNED.
21428 (vectorizable_load): Likewise.
21430 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21432 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21435 2008-03-06 Richard Guenther <rguenther@suse.de>
21437 * alias.c (struct alias_set_entry): Move has_zero_child field
21438 to pack with alias_set.
21440 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21442 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21445 2008-03-05 Ian Lance Taylor <iant@google.com>
21447 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21449 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21451 * fwprop.c (update_df): Support width and offset parameters of
21453 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21454 global_conflicts): Change DF_REF_EXTRACT to either
21455 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21456 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21457 * df-scan.c (df_ref_record, df_defs_record,
21458 df_ref_create_structure, df_def_record_1, df_uses_record,
21459 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21460 df_bb_refs_collect, df_entry_block_defs_collect,
21461 df_exit_block_uses_collect): Support new width and offset fields.
21462 (ref_extract_pool): New storage pool.
21463 (df_free_ref): New function.
21464 (df_reg_chain_unlink, df_free_collection_rec,
21465 df_sort_and_compress_refs): Call df_free_ref.
21466 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21468 (df_ref_create_structure): Allocate df_ref_extract if offset and
21469 width fields are used.
21470 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21471 (df_uses_record): Get offset and width from ZERO_EXTRACT
21473 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21474 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21475 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21476 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21477 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21478 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21479 (df_ref_extract): New structure.
21480 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21481 (df_ref_create): Add width and offset parameters.
21483 2008-03-05 Richard Guenther <rguenther@suse.de>
21485 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21486 Use ranges_overlap_p.
21487 (offset_overlaps_with_access): Rename
21488 to ranges_overlap_p and move ...
21489 * tree-flow-inline.h (ranges_overlap_p): ... here.
21491 * tree.h (get_inner_reference, handled_component_p): Update
21494 * tree.h (record_component_aliases, get_alias_set,
21495 alias_sets_conflict_p, alias_sets_must_conflict_p,
21496 objects_must_conflict_p): Move declarations ...
21497 * alias.h (record_component_aliases, get_alias_set,
21498 alias_sets_conflict_p, alias_sets_must_conflict_p,
21499 objects_must_conflict_p): ... here.
21500 Include coretypes.h.
21501 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21503 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21505 * cfg.c: Include tree-flow.h.
21506 (remove_edge_raw): Call redirect_edge_var_map_clear.
21507 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21508 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21509 (redirect_edge_var_map_result): New.
21510 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21511 PENDING_STMT use with redirect_edge_var_map_*.
21512 * tree-ssa.c (edge_var_maps): New definition.
21513 (redirect_edge_var_map_add): New.
21514 (redirect_edge_var_map_clear): New.
21515 (redirect_edge_var_map_dup): New.
21516 (redirect_edge_var_map_vector): New.
21517 (redirect_edge_var_map_destroy): New.
21518 (ssa_redirect_edge): Replace PENDING_STMT use with
21519 redirect_edge_var_map_*.
21520 (flush_pending_stmts): Same.
21521 (delete_tree_ssa): Destroy edge var map.
21522 * tree-flow.h (struct _edge_var_map): New.
21523 Define edge_var_map vector type.
21524 Declare redirect_edge_var_map_* prototypes.
21525 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21526 * tree-cfg.c (reinstall_phi_args): Replace
21527 PENDING_STMT use with redirect_edge_var_map_*.
21529 2008-03-05 Richard Guenther <rguenther@suse.de>
21531 PR tree-optimization/35472
21532 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21533 whose single use_stmt has a overlapping set of loaded and
21534 stored symbols as that use_stmt might be a noop assignment then.
21536 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21538 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21540 2008-03-05 Richard Guenther <rguenther@suse.de>
21543 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21544 should be constants.
21545 * tree-cfg.c (verify_expr): Verify it.
21546 * fold-const.c (fold_truthop): Remove code generating
21547 BIT_FIELD_REFs of structure bases.
21548 (fold_binary): Likewise.
21549 (fold_ternary): Position and size of BIT_FIELD_REFs are
21550 always host integers.
21551 (make_bit_field_ref): Remove.
21552 (optimize_bit_field_compare): Remove.
21553 (all_ones_mask_p): Remove.
21555 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21558 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21559 (split_block_and_df_analyze): New. Split basic block and rebuild
21561 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21563 (split_pattern_seq): Likewise.
21564 (erase_matching_seqs): Likewise.
21565 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21567 2008-03-04 Geoff Keating <geoffk@apple.com>
21569 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21570 declaration and code.
21571 (tree_invalid_nonnegative_warnv_p): Likewise.
21573 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21575 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21576 examples. Truncate option-names then causing overfull hbox.
21578 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21581 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21583 * configure: Rebuilt.
21585 2008-03-04 Rafael EspÃndola <espindola@google.com>
21587 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21588 (tree_unary_nonnegative_warnv_p): New.
21589 (tree_binary_nonnegative_warnv_p): New.
21590 (tree_single_nonnegative_warnv_p): New.
21591 (tree_invalid_nonnegative_warnv_p): New.
21592 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21594 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21597 * opts.c (handle_option): Postpone 'unknown option' errors only for
21600 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21603 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21606 2008-03-04 Rafael EspÃndola <espindola@google.com>
21608 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21609 (tree_binary_nonzero_warnv_p): New.
21610 (tree_single_nonzero_warnv_p): New.
21611 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21613 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21615 PR middle-end/35456
21616 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21617 transformations for modes that have signed zeros.
21618 * ifcvt.c (noce_try_abs): Ditto.
21620 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21622 * config/i386/i386.c (override_options): Force
21623 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21625 2008-03-04 Jan Hubicka <jh@suse.cz>
21628 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21631 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21633 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21634 label to probe the stack.
21636 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21638 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21639 (__gthr_win32_mutex_destroy): Declare.
21640 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21641 __gthr_win32_mutex_destroy.
21642 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21644 2008-03-03 Jan Hubicka <jh@suse.cz>
21647 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21648 aggressive on inlining cold calls.
21650 2008-03-03 Richard Guenther <rguenther@suse.de>
21652 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21653 struct copies into the expression table.
21654 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21655 (try_to_simplify): Likewise.
21656 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21657 integral and pointer arguments which do not change the
21658 precision to NOP_EXPRs.
21659 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21660 VIEW_CONVERT_EXPR case.
21662 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21664 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21665 defined in a loop at depth 0 is invariant.
21666 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21667 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21668 be called at loop depth 0.
21670 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21673 * gcc.c (process_command): Update copyright notice dates.
21674 * gcov.c (print_version): Likewise.
21675 * gcov-dump.c (print_version): Likewise.
21676 * mips-tfile.c (main): Likewise.
21677 * mips-tdump.c (main): Likewise.
21679 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21682 * c-common.c (flag_permissive): Delete.
21683 (constant_expression_warnings): Check flags first.
21684 (constant_expression_error): New.
21685 * c-common.h (flag_permissive): Delete.
21686 (constant_expression_error): Declare.
21687 * flags.h (flag_permissive): Declare. Update description.
21688 * diagnostic.c (pedwarn): Update.
21690 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21691 (permissive_error_kind): New.
21692 * toplev.c (flag_permissive): Define. Update description.
21693 * toplev.h (permissive_error_kind): Declare.
21694 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21695 (pedwarn_c90): Use pedantic_warning_kind.
21696 * c-opts.c (c_common_post_options): flag_permissive does not affect
21697 flag_pedantic_errors.
21699 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21701 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21702 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21703 __absvsi2, __absvDI2): Use unsigned arithmetic.
21705 2008-03-02 Andi Kleen <ak@suse.de>
21706 Richard Guenther <rguenther@suse.de>
21708 * struct-equiv.c: Remove file.
21709 * cfg_cleanup.c (condjump_equiv_p): Remove.
21710 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21711 (struct-equiv.o): Remove rule.
21712 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21713 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21714 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21716 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21718 * ifcvt.c (noce_process_if_block): Try to handle only the then
21719 block if the else block exists but isn't suitable.
21721 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21724 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21725 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21726 regression from previous patch.
21728 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21731 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21733 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21734 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21735 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21736 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21737 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21738 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21739 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21740 (__gthread_mutex_destroy_function): Rename to
21741 __gthread_mutex_destroy.
21742 * gthr-dce.h (__gthread_mutex_destroy): Call
21743 pthread_mutex_destroy.
21744 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21745 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21746 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21748 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21750 * df-scan.c (df_ref_chain_change_bb): Simplify.
21751 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21752 set_block_for_insn if there's any change.
21753 * df.h ((df_insn_change_bb): Fix prototype.
21754 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21755 df_insn_change_bb, don't call set_block_for_insn.
21756 * emit-rtl.c (reorder_insns): Likewise.
21757 * haifa-sched.c (move_insn): Likewise.
21759 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21761 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21763 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21765 * tree-flow-inline.h (next_readonly_imm_use): Return
21766 NULL_USE_OPERAND_P after the end.
21768 2008-03-01 Richard Guenther <rguenther@suse.de>
21770 PR tree-optimization/35411
21771 * tree-sra.c (sra_build_assignment): Split conversion to
21772 final type to a separate statement if we are not assigning
21775 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21777 * fold-const.c (fold_convertible_p): Correct the logic to follow
21778 that in fold_convert().
21780 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21783 * tree-inline.c (build_duplicate_type): When we make a
21784 duplicate type, make it unique in the canonical types system.
21786 2008-02-29 Tom Tromey <tromey@redhat.com>
21788 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21789 input_file_stack_history, input_file_stack_restored): Remove.
21790 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21791 * input.h (struct file_stack): Remove.
21792 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21793 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21795 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21797 (diagnostic_last_module_changed): Add 'map' argument.
21798 (diagnostic_set_last_function): Likewise.
21799 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21800 line map, not input_file_stack.
21801 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21803 2008-02-29 Paul Brook <paul@codesourcery.com>
21805 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21807 2008-02-29 Paul Brook <paul@codesourcery.com>
21809 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21811 2008-02-29 Richard Guenther <rguenther@suse.de>
21813 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21815 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21816 value for comparing for a store match.
21817 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21818 (try_to_simplify): Do not do a full-blown reference lookup.
21820 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21822 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21823 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21825 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21827 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21829 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21830 strides against cache sizes.
21832 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21834 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21837 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21839 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21840 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21841 is smaller than the original promoted value.
21842 (simplify_subreg): If OP is a SUBREG, try to preserve its
21843 SUBREG_PROMOTED_VAR_P information.
21845 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21847 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21848 (VN_INFO_GET): Allocate new objects on the obstack.
21849 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21850 for rpo_numbers_temp, for consistency.
21851 (free_scc_vn): Free the obstack.
21853 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21855 * doc/invoke.texi: Document -ftree-loop-distribution.
21856 * tree-loop-distribution.c: New.
21857 * tree-pass.h (pass_loop_distribution): New.
21858 * graphds.h (struct graph): Add htab_t indices.
21859 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21860 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21861 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21862 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21863 * tree-data-ref.c (debug_data_dependence_relations): New.
21864 (dump_data_dependence_relation): Also print data references.
21865 (free_data_ref): Extern.
21866 (same_access_functions): Moved...
21867 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21868 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21869 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21870 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21871 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21872 (stmts_from_loop): Skip LABEL_EXPR.
21873 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21875 (build_rdg): Initialize rdg->indices htab.
21876 (free_rdg, stores_from_loop, ref_base_address,
21877 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21878 have_similar_memory_accesses_1, ref_base_address_1,
21879 remove_similar_memory_refs): New.
21880 * tree-data-ref.h: Depend on tree-chrec.h.
21881 (debug_data_dependence_relations, free_data_ref): Declared.
21882 (same_access_functions): ... here.
21883 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21885 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21886 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21887 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21888 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21889 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21890 rdg_vertex_for_stmt): Declared.
21891 (struct rdg_edge): Add level.
21893 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21894 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21896 (rdg_has_similar_memory_accesses): New.
21897 * tree-vect-analyze.c: Remove unused static decls.
21898 * lambda.h (dependence_level): New.
21899 * common.opt (ftree-loop-distribution): New.
21900 * tree-flow.h (mark_virtual_ops_in_bb,
21901 slpeel_tree_duplicate_loop_to_edge_cfg,
21902 rename_variables_in_loop): Declared.
21903 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21904 (OBJS-common): Add tree-loop-distribution.o.
21905 (tree-loop-distribution.o): New rule.
21906 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21907 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21908 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21910 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21913 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21914 other than structures and unions.
21916 2008-02-28 Richard Guenther <rguenther@suse.de>
21919 2008-02-26 Richard Guenther <rguenther@suse.de>
21921 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21922 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21923 (lookup_decl_from_uid): Declare.
21924 (remove_decl_from_map): Likewise.
21925 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21926 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21927 (decl_for_uid_map): New global hashtable mapping DECL_UID
21929 (init_ttree): Allocate it.
21930 (insert_decl_to_uid_decl_map): New helper function.
21931 (make_node_stat): Insert new decls into the map.
21932 (copy_node_stat): Likewise.
21933 (lookup_decl_from_uid): New function.
21934 (remove_decl_from_map): Likewise.
21935 (print_decl_for_uid_map_statistics): New helper.
21936 (dump_tree_statistics): Call it.
21938 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21939 (referenced_var_iterator): Adjust.
21940 (FOR_EACH_REFERENCED_VAR): Adjust.
21941 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21942 (num_referenced_vars): Adjust.
21943 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21944 (first_referenced_var): Remove.
21945 (end_referenced_vars_p): Likewise.
21946 (next_referenced_var): Likewise.
21947 (referenced_var_iterator_set): New helper function.
21948 * tree-dfa.c (referenced_var_lookup): Adjust.
21949 (referenced_var_check_and_insert): Likewise.
21950 (remove_referenced_var): Likewise.
21951 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21952 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21953 (verify_call_clobbering): Likewise.
21954 (verify_memory_partitions): Likewise.
21955 (init_tree_ssa): Allocate bitmap instead of hashtable for
21957 (delete_tree_ssa): Adjust.
21958 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21959 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21960 (compute_tag_properties): Likewise.
21961 (set_initial_properties): Likewise.
21962 (find_partition_for): Likewise.
21963 (update_reference_counts): Likewise.
21964 (dump_may_aliases_for): Likewise.
21965 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21966 (add_call_clobber_ops): Likewise.
21967 (add_call_read_ops): Likewise.
21968 (get_asm_expr_operands): Likewise.
21969 * tree-into-ssa.c (dump_decl_set): Likewise.
21970 (update_ssa): Likewise.
21971 * tree-sra.c (scan_function): Likewise.
21972 (decide_instantiations): Likewise.
21973 (scalarize_parms): Likewise.
21974 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21975 (dsa_named_for): Likewise.
21976 * tree-ssa-structalias.c (update_alias_info): Likewise.
21977 (merge_smts_into): Likewise.
21979 2008-02-27 David Daney <ddaney@avtrex.com>
21982 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21983 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21984 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21985 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21986 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21988 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21991 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21992 (BUILT_IN_NEXTTOWARD): Remove.
21993 (BUILT_IN_NEXTTOWARDF): Ditto.
21994 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21995 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21997 2008-02-27 Tom Tromey <tromey@redhat.com>
21999 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22000 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22002 2008-02-27 Jan Beulich <jbeulich@novell.com>
22004 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22005 update the respective field on newdecl.
22007 2008-02-27 Revital Eres <eres@il.ibm.com>
22009 PR rtl-optimization/34999
22010 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22011 crossing edges that ends with a call insn.
22012 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22013 call insn and clear the EDGE_CROSSING flag of the crossing edge
22014 when fixing fallthru edges.
22016 2008-02-27 Richard Guenther <rguenther@suse.de>
22018 PR middle-end/35390
22019 * fold-const.c (fold_unary): Return the correct argument,
22020 converted to the result type.
22022 2008-02-27 Richard Guenther <rguenther@suse.de>
22024 PR middle-end/34971
22025 * expr.c (expand_expr_real_1): Assert on rotates that operate
22027 * fold-const.c (fold_binary): Use the types precision, not the
22028 bitsize of the mode if folding rotate expressions. Build rotates
22029 only for full modes.
22031 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22033 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22034 and CPP_PRAGMA_EOL.
22035 * c-pragma.c (pragma_ns_name): New typedef.
22036 (registered_pp_pragmas): New variable.
22037 (c_pp_lookup_pragma): New function.
22038 (c_register_pragma_1): If flag_preprocess_only, do nothing
22039 for non-expanded pragmas, for expanded ones push pragma's
22040 namespace and name into registered_pp_pragmas vector.
22041 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22042 flag_preprocess_only, don't register GCC pch_preprocess
22043 pragma if flag_preprocess_only.
22044 * c-opts.c (c_common_init): Call init_pragma even if
22045 flag_preprocess_only.
22046 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22047 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22048 cpp_register_pragma if flag_preprocess_only.
22050 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22053 * c-parser.c (c_parser_translation_unit): Warn for empty
22054 translation unit, not empty source file.
22056 2008-02-26 Paul Brook <paul@codesourcery.com>
22058 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22059 operand for Thumb-2.
22060 * config/arm/arm.h (reg_class): Add CORE_REGS.
22061 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22062 (BASE_REG_CLASS): Use CORE_REGS.
22063 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22064 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22065 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22066 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22067 ARM_REGNO_OK_FOR_INDEX_P.
22068 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22069 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22070 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22071 (ldm/stm peepholes): Ditto.
22072 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22073 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22074 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22075 * config/arm/constraints.md: Enable "k" constraint on ARM.
22077 2008-02-27 Ben Elliston <bje@au.ibm.com>
22079 * config/rs6000/rs6000.c: Annotate cache line size field in all
22080 instances of struct processor_costs.
22082 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22084 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22085 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22086 jump_bypass): New counters.
22087 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22088 * dce.c (gate_ud_dce): Same.
22089 (gate_fast_dce): Same.
22090 * dse.c (gate_dse1): New function.
22091 (gate_dse2): New function.
22092 (gate_dse): Merge results of new gate functions.
22093 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22094 (gate_handle_jump_bypass): Add dbg_cnt.
22095 (gate_handle_gcse): Add dbg_cnt.
22096 * ifcvt.c (gate_handle_if_conversion): Same.
22097 (gate_handle_if_after_combine): Same.
22098 (gate_handle_if_after_reload): Same.
22099 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22101 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22103 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22105 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22107 2008-02-26 Jason Merrill <jason@redhat.com>
22110 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22111 alone if it's the naming decl for the type's main variant.
22113 2008-02-26 Tom Tromey <tromey@redhat.com>
22115 * system.h (USE_MAPPED_LOCATION): Poison.
22116 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22117 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22118 (make_goto_expr_edges): Likewise.
22119 (remove_bb): Likewise.
22120 (execute_warn_function_return): Likewise.
22121 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22123 * c-common.c (fname_decl): Remove old location code.
22124 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22126 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22128 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22129 (gen_rtx_ASM_INPUT): Likewise.
22130 (gen_rtx_ASM_INPUT_loc): Likewise.
22131 (get_rtx_asm_OPERANDS): Remove.
22132 * cfglayout.c (insn_locators_alloc): Remove old location code.
22133 (set_curr_insn_source_location): Likewise.
22134 (curr_insn_locator): Likewise.
22135 * print-tree.c (print_node): Remove old location code.
22136 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22137 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22138 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22139 location_from_locus.
22140 (construct_exit_block): Remove old location code.
22141 * emit-rtl.c (force_next_line_note): Remove old location code.
22142 * profile.c (branch_prob): Remove old location code.
22143 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22144 LOC_LINE): Remove old-location variants.
22145 * langhooks.c (lhd_print_error_function): Remove old location
22147 * configure, config.in: Rebuilt.
22148 * configure.ac (--enable-mapped-location): Remove.
22149 * c-decl.c (c_init_decl_processing): Remove old location code.
22150 (finish_function): Likewise.
22151 * recog.c (decode_asm_operands): Remove old location code.
22152 * c-pch.c (c_common_read_pch): Remove old location code.
22153 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22155 * gimple-low.c (lower_function_body): Remove old location code.
22156 * toplev.c (unknown_location): Remove.
22157 (push_srcloc): Remove old-location variant.
22158 (process_options): Remove old location code.
22159 (lang_dependent_init): Likewise.
22160 * input.h (UNKNOWN_LOCATION): Move definition.
22161 (location_t): Undeprecate.
22162 (source_locus): Remove.
22163 (location_from_locus): Remove.
22164 (struct location_s): Remove.
22165 Remove all old-location code.
22166 (input_line, input_filename): Remove.
22167 * final.c (final_scan_insn): Remove old location code.
22168 * diagnostic.c (diagnostic_build_prefix): Remove
22169 USE_MAPPED_LOCATION test.
22170 * tree.h (gimple_stmt) <locus>: Now a location_t.
22171 (tree_exp) <locus>: Likewise.
22172 (DECL_IS_BUILTIN): Remove old-location variant.
22173 (annotate_with_file_line, annotate_with_locus): Likewise.
22174 (expr_locus, set_expr_locus): Update.
22175 * tree.c (build1_stat): Remove old location code.
22176 (last_annotated_node): Remove.
22177 (annotate_with_file_line): Remove old-location variant.
22178 (annotate_with_locus): Likewise.
22179 (expr_location): Remove old location code.
22180 (set_expr_location): Likewise.
22181 (expr_has_location): Likewise.
22182 (expr_locus): Likewise.
22183 (set_expr_locus): Likewise.
22184 (expr_filename): Don't use location_from_locus.
22185 (expr_lineno): Likewise.
22186 * rtl-error.c (location_for_asm): Remove old location code.
22187 * c-lex.c (cb_line_change): Remove old location code.
22188 (fe_file_change): Likewise.
22189 (cb_def_pragma): Likewise.
22190 (c_lex_with_flags): Likewise.
22191 * gengtype.c (do_typedef): Don't special-case location types.
22192 (define_location_structures): Remove.
22193 (main): Don't call define_location_structures.
22194 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22197 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22200 * builtins.def (BUILT_IN_STDARG_START): Remove.
22201 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22202 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22203 * tree-inline.c (inline_forbidden_p_1): Likewise.
22205 2008-02-26 Richard Guenther <rguenther@suse.de>
22207 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22208 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22209 (lookup_decl_from_uid): Declare.
22210 (remove_decl_from_map): Likewise.
22211 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22212 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22213 (decl_for_uid_map): New global hashtable mapping DECL_UID
22215 (init_ttree): Allocate it.
22216 (insert_decl_to_uid_decl_map): New helper function.
22217 (make_node_stat): Insert new decls into the map.
22218 (copy_node_stat): Likewise.
22219 (lookup_decl_from_uid): New function.
22220 (remove_decl_from_map): Likewise.
22221 (print_decl_for_uid_map_statistics): New helper.
22222 (dump_tree_statistics): Call it.
22224 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22225 (referenced_var_iterator): Adjust.
22226 (FOR_EACH_REFERENCED_VAR): Adjust.
22227 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22228 (num_referenced_vars): Adjust.
22229 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22230 (first_referenced_var): Remove.
22231 (end_referenced_vars_p): Likewise.
22232 (next_referenced_var): Likewise.
22233 (referenced_var_iterator_set): New helper function.
22234 * tree-dfa.c (referenced_var_lookup): Adjust.
22235 (referenced_var_check_and_insert): Likewise.
22236 (remove_referenced_var): Likewise.
22237 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22238 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22239 (verify_call_clobbering): Likewise.
22240 (verify_memory_partitions): Likewise.
22241 (init_tree_ssa): Allocate bitmap instead of hashtable for
22243 (delete_tree_ssa): Adjust.
22244 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22245 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22246 (compute_tag_properties): Likewise.
22247 (set_initial_properties): Likewise.
22248 (find_partition_for): Likewise.
22249 (update_reference_counts): Likewise.
22250 (dump_may_aliases_for): Likewise.
22251 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22252 (add_call_clobber_ops): Likewise.
22253 (add_call_read_ops): Likewise.
22254 (get_asm_expr_operands): Likewise.
22255 * tree-into-ssa.c (dump_decl_set): Likewise.
22256 (update_ssa): Likewise.
22257 * tree-sra.c (scan_function): Likewise.
22258 (decide_instantiations): Likewise.
22259 (scalarize_parms): Likewise.
22260 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22261 (dsa_named_for): Likewise.
22262 * tree-ssa-structalias.c (update_alias_info): Likewise.
22263 (merge_smts_into): Likewise.
22265 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22268 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22269 * c-opts.c (c_common_handle_option): Wall enables
22270 Wvolatile-register-var.
22271 * common.opt: Move Wvolatile-register-var to...
22274 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22276 * common.opt (Wlarger-than=): New.
22277 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22279 * opts.c (common_handle_option): Handle -Wlarger-than=.
22280 * optc-gen.awk: Likewise.
22281 * opth-gen.awk: Likewise.
22282 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22283 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22285 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22287 * c-common.c (match_case_to_enum_1): Add appropriate
22288 OPT_W* parameter to warning.
22289 (c_do_switch_warnings): Likewise.
22290 * c-typeck.c (warning_init): Add one more parameter following
22291 'warning' function.
22292 (push_init_level): Update call to warning_init.
22293 (pop_init_level): Likewise.
22294 (add_pending_init): Likewise.
22295 (output_init_element: Likewise.
22297 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22300 * toplev.c (toplev_main): If there are warnings or error, print
22301 errors for ignored options.
22302 * opts.c (ignored_options): New static variable.
22303 (postpone_unknown_option_error): New.
22304 (print_ignored_options): New.
22305 (handle_option): Postpone errors for unknown -Wno-* options.
22306 * opts.h (print_ignored_options): Declare.
22308 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22310 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22313 2008-02-25 Richard Guenther <rguenther@suse.de>
22316 2008-02-25 Richard Guenther <rguenther@suse.de>
22318 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22319 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22320 (lookup_decl_from_uid): Declare.
22321 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22322 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22323 (decl_for_uid_map): New global hashtable mapping DECL_UID
22325 (init_ttree): Allocate it.
22326 (insert_decl_to_uid_decl_map): New helper function.
22327 (make_node_stat): Insert new decls into the map.
22328 (copy_node_stat): Likewise.
22329 (lookup_decl_from_uid): New function.
22330 (print_decl_for_uid_map_statistics): New helper.
22331 (dump_tree_statistics): Call it.
22333 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22334 (referenced_var_iterator): Adjust.
22335 (FOR_EACH_REFERENCED_VAR): Adjust.
22336 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22337 (num_referenced_vars): Adjust.
22338 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22339 (first_referenced_var): Remove.
22340 (end_referenced_vars_p): Likewise.
22341 (next_referenced_var): Likewise.
22342 (referenced_var_iterator_set): New helper function.
22343 * tree-dfa.c (referenced_var_lookup): Adjust.
22344 (referenced_var_check_and_insert): Likewise.
22345 (remove_referenced_var): Likewise.
22346 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22347 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22348 (verify_call_clobbering): Likewise.
22349 (verify_memory_partitions): Likewise.
22350 (init_tree_ssa): Allocate bitmap instead of hashtable for
22352 (delete_tree_ssa): Adjust.
22353 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22354 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22355 (compute_tag_properties): Likewise.
22356 (set_initial_properties): Likewise.
22357 (find_partition_for): Likewise.
22358 (update_reference_counts): Likewise.
22359 (dump_may_aliases_for): Likewise.
22360 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22361 (add_call_clobber_ops): Likewise.
22362 (add_call_read_ops): Likewise.
22363 (get_asm_expr_operands): Likewise.
22364 * tree-into-ssa.c (dump_decl_set): Likewise.
22365 (update_ssa): Likewise.
22366 * tree-sra.c (scan_function): Likewise.
22367 (decide_instantiations): Likewise.
22368 (scalarize_parms): Likewise.
22369 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22370 (dsa_named_for): Likewise.
22371 * tree-ssa-structalias.c (update_alias_info): Likewise.
22372 (merge_smts_into): Likewise.
22374 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22377 * doc/invoke.texi (-fcx-limited-range): Document new option.
22378 * toplev.c (process_options): Handle -fcx-fortran-rules.
22379 * common.opt: Add documentation for -fcx-fortran-rules.
22381 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22384 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22385 actual behaviour and C99.
22387 2008-02-26 Ben Elliston <bje@au.ibm.com>
22389 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22390 (ASM_CPU_POWER6_SPEC): Likewise.
22391 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22392 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22393 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22395 2008-02-25 Richard Guenther <rguenther@suse.de>
22397 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22398 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22399 (lookup_decl_from_uid): Declare.
22400 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22401 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22402 (decl_for_uid_map): New global hashtable mapping DECL_UID
22404 (init_ttree): Allocate it.
22405 (insert_decl_to_uid_decl_map): New helper function.
22406 (make_node_stat): Insert new decls into the map.
22407 (copy_node_stat): Likewise.
22408 (lookup_decl_from_uid): New function.
22409 (print_decl_for_uid_map_statistics): New helper.
22410 (dump_tree_statistics): Call it.
22412 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22413 (referenced_var_iterator): Adjust.
22414 (FOR_EACH_REFERENCED_VAR): Adjust.
22415 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22416 (num_referenced_vars): Adjust.
22417 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22418 (first_referenced_var): Remove.
22419 (end_referenced_vars_p): Likewise.
22420 (next_referenced_var): Likewise.
22421 (referenced_var_iterator_set): New helper function.
22422 * tree-dfa.c (referenced_var_lookup): Adjust.
22423 (referenced_var_check_and_insert): Likewise.
22424 (remove_referenced_var): Likewise.
22425 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22426 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22427 (verify_call_clobbering): Likewise.
22428 (verify_memory_partitions): Likewise.
22429 (init_tree_ssa): Allocate bitmap instead of hashtable for
22431 (delete_tree_ssa): Adjust.
22432 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22433 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22434 (compute_tag_properties): Likewise.
22435 (set_initial_properties): Likewise.
22436 (find_partition_for): Likewise.
22437 (update_reference_counts): Likewise.
22438 (dump_may_aliases_for): Likewise.
22439 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22440 (add_call_clobber_ops): Likewise.
22441 (add_call_read_ops): Likewise.
22442 (get_asm_expr_operands): Likewise.
22443 * tree-into-ssa.c (dump_decl_set): Likewise.
22444 (update_ssa): Likewise.
22445 * tree-sra.c (scan_function): Likewise.
22446 (decide_instantiations): Likewise.
22447 (scalarize_parms): Likewise.
22448 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22449 (dsa_named_for): Likewise.
22450 * tree-ssa-structalias.c (update_alias_info): Likewise.
22451 (merge_smts_into): Likewise.
22453 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22456 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22457 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22458 * alias.h (nonoverlapping_memrefs_p): Likewise.
22460 2008-02-25 Jan Beulich <jbeulich@novell.com>
22462 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22463 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22464 __emultls_get_address, __emultls_register_common,
22465 __floatundi?f, and _Unwind_GetIPInfo.
22466 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22467 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22468 (gen_regparm_prefix): Likewise.
22469 (i386_nlm_encode_section_info): Sync with
22470 config/i386/winnt.c:i386_pe_encode_section_info().
22471 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22472 i386_nlm_mangle_decl_assembler_name): New.
22473 (netware_override_options): New.
22474 * config/i386/netware.h (netware_override_options): Declare.
22475 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22476 (i386_nlm_mangle_decl_assembler_name): Declare.
22477 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22479 2008-02-25 Ben Elliston <bje@au.ibm.com>
22482 * c-decl.c (grokdeclarator): Remove unused local variables
22483 `typedef_type' and `type_as_written'.
22485 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22486 unused local variable `has_hot_blocks'.
22487 (fix_crossing_conditional_branches): Remove unused local variable
22490 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22492 PR middle-end/19984
22493 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22494 using DEF_C99_BUILTIN.
22495 (BUILT_IN_NANF): Ditto.
22496 (BUILT_IN_NANL): Ditto.
22498 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22499 Revital Eres <eres@il.ibm.com>
22501 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22502 regarding the order of two dependent insns in the same row.
22504 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22506 * stor-layout.c (layout_decl): Do not bump the alignment of a
22507 bit-field to more than byte alignment if it is packed.
22509 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22511 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22514 2008-02-24 Diego Novillo <dnovillo@google.com>
22516 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22519 * tree-vrp.c (vrp_evaluate_conditional): With
22520 -Wtype-limits, emit a warning when comparing against a
22521 constant outside the natural range of OP0's type.
22522 * c.opt (Wtype-limits): Move ...
22523 * common.opt (Wtype-limits): ... here.
22525 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22527 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22528 * config/rs6000/e300c2c3.md: New file.
22529 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22531 (rs6000_override_options): Add e300c2 and e300c3 cases to
22532 processor_target_table. Do not allow usage of Altivec or Spe
22533 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22534 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22535 * config/rs6000/rs6000.h (processor_type): Add
22536 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22537 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22538 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22539 and ppce300c3. Include e300c2c3.md.
22541 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22543 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22544 instead of TARGET_STRICT_ALIGN.
22546 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22548 * explow.c (memory_address): Assert that the generated address is
22551 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22554 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22555 * config/darwin-ppc-ldouble-patch.def: New file.
22556 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22557 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22558 SUBTARGET_INIT_BUILTINS if defined.
22559 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22562 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22565 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22566 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22568 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22571 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22572 file" warning condtional on -Winvalid-PCH.
22574 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22576 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22578 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22582 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22583 prevent reload from using MMX registers.
22584 (*mov<mode>_internal): Ditto.
22585 (*movv2sf_internal_rex64): Ditto.
22586 (*movv2sf_internal): Ditto.
22588 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22590 PR documentation/31569
22591 * doc/install.texi2html: Use makeinfo --no-number-sections.
22593 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22595 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22596 ensure that we can address an entire entity > 8 bytes. Don't
22597 generate reg+reg addressing for such data.
22599 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22601 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22602 strings when optimizing for size, unless the target cares about
22605 2008-02-22 Tom Tromey <tromey@redhat.com>
22607 * regclass.c (current_pass): Remove declaration.
22609 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22611 * config/avr/libgcc.S (__RAMPZ__): Define.
22612 (__do_copy_data): Add for devices with 128KB code memory.
22614 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22616 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22618 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22620 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22622 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22625 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22628 * c-typeck.c (build_binary_op): Warn about floating point
22629 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22631 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22634 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22635 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22637 (rs6000_override_options): Set altivec_abi as default, not override,
22638 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22639 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22640 is used; use new member spe_abi.
22641 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22642 spe_abi and altivec_abi.
22644 2008-02-22 Tomas Bily <tbily@suse.cz>
22646 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22648 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22651 * config.build (build_file_translate): Set to `CMD //c' only if
22653 * Makefile.in (build_file_translate): Improve comment.
22655 2008-02-21 Jan Hubicka <jh@suse.cz>
22657 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22658 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22659 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22661 2008-02-21 Michael Matz <matz@suse.de>
22664 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22666 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22668 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22669 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22670 as insn constraint.
22671 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22672 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22673 SSE_VEC_FLOAT_MODE_P as insn constraint.
22674 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22675 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22676 sse4a_movntdf using MODEF mode iterator.
22677 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22678 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22679 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22680 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22681 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22682 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22683 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22685 2008-02-21 Richard Guenther <rguenther@suse.de>
22687 * tree.def (PAREN_EXPR): New tree code.
22688 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22690 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22691 * expr.c (expand_expr_real_1): Likewise.
22692 * tree-inline.c (estimate_num_insns_1): Likewise.
22693 * tree-complex.c (expand_complex_move): Likewise.
22694 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22697 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22700 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22702 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22705 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22707 * config/sh/sh.c (find_barrier): Don't go past
22708 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22710 2008-02-20 DJ Delorie <dj@redhat.com>
22712 * config/h8300/h8300.md (insv): Force source operand to be a register.
22714 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22715 as a jump, not as a plain insn.
22717 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22719 * doc/invoke.texi (Warning Options): Add new option
22720 -Wframe-larger-than=.
22721 (-Wframe-larger-than): Document.
22723 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22724 Add declarations for new option variables.
22726 * final.c (final_start_function): Check the frame size
22727 before emission and issue a Wframe-larger-than warning.
22729 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22730 Add definitions for new option variables.
22731 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22733 * common.opt (Wframe-larger-than=): New option.
22735 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22737 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22738 (<sse>_div<mode>3): Ditto.
22739 (<sse>_vmdiv<mode>3): Ditto.
22740 (<sse>_vmsqrt<mode>2): Ditto.
22741 (*smax<mode>3): Ditto.
22742 (sse5_frcz<mode>2): Ditto.
22743 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22744 as insn constraint.
22746 2008-02-20 Richard Guenther <rguenther@suse.de>
22748 PR middle-end/35265
22749 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22750 be happy with INTEGRAL_TYPE_P.
22752 2008-02-20 Richard Guenther <rguenther@suse.de>
22754 * fold-const.c (split_tree): Associate floatig-point expressions
22755 if flag_associative_math is set.
22757 2008-02-20 Richard Guenther <rguenther@suse.de>
22759 * tree.h (fold_real_zero_addition_p): Declare.
22760 * fold-const.c (fold_real_zero_addition_p): Export.
22761 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22762 floating-point operations with zero and one.
22764 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22766 * doc/install.texi: Correct references to CFLAGS, replacing them
22767 with BOOT_CFLAGS. Document flags used during bootstrap for
22770 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22772 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22773 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22774 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22776 (smin<mode>3): Ditto from similar patterns.
22777 (smax<mode>3): Ditto.
22778 (*ieee_smin<mode>3): Ditto.
22779 (*ieee_smax<mode>3): Ditto.
22780 * config/i386/sse.md (sse): New mode attribute.
22781 (mov<mode>): Macroize expander from movv4sf and movv2df using
22782 SSEMODEF2P mode iterator.
22783 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22784 SSE_VEC_FLOAT_MODE_P as insn constraint.
22785 (storent<mode>): Ditto.
22786 (storent<mode>): Macroize expander from storentsf and storentdf using
22787 MODEF mode iterator.
22788 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22789 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22790 (abs<mode>2): Ditto from similar patterns.
22791 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22792 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22793 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22794 (<sse>_vmsqrt<mode>2): Ditto.
22795 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22796 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22797 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22798 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22799 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22800 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22801 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22803 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22804 iterator and SSE_FLOAT_MODE_P as insn constraint.
22805 (<sse>_ucomi): Ditto from similar patterns.
22806 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22807 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22808 SSE_VEC_FLOAT_MODE_P as insn constraint.
22809 (vcond<mode>): Ditto from similar patterns.
22810 (and<mode>3, *and<mode>3): Ditto.
22811 (<sse>_nand<mode>3): Ditto.
22812 (ior<mode>3, *ior<mode>3): Ditto.
22813 (xor<mode>3, *xor<mode>3): Ditto.
22814 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22815 iterator and SSE_FLOAT_MODE_P as insn constraint.
22816 (*nand<mode>3): Ditto from similar patterns.
22817 (*ior<mode>3): Ditto.
22818 (*xor<mode>3): Ditto.
22820 2008-02-20 Ira Rosen <irar@il.ibm.com>
22822 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22823 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22824 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22826 2008-02-19 Jan Hubicka <jh@suse.cz>
22828 * predict.c (tree_bb_level_predictions): Remove variable next
22829 mistakely introduced by previous commit.
22831 2008-02-19 Jan Hubicka <jh@suse.cz>
22833 * predict.c (predict_paths_leading_to): Rewrite.
22834 (predict_paths_for_bb): New.
22835 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22837 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22840 * Makefile.in (build_file_translate): New.
22841 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22842 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22843 * configure.ac (build_file_translate): Substitute it.
22844 * configure: Regenerate.
22846 2008-02-19 Jan Hubicka <jh@suse.cz>
22848 PR rtl-optimization/34408
22849 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22852 2008-02-19 Jan Hubicka <jh@suse.cz>
22854 PR middle-end/28779
22855 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22858 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22861 * config/i386/i386-modes.def: Revert the last DI alignment
22862 change until Ada people can look into it.
22864 2008-02-19 Nick Clifton <nickc@redhat.com>
22866 * opts.c (print_specific_help): Fix typo in --help text.
22868 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22871 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22872 32-bit inline asm without asm alternatives for host GCC < 3.0.
22874 2008-02-19 Richard Guenther <rguenther@suse.de>
22876 PR tree-optimization/34989
22877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22878 Allow propagation to INDIRECT_REF if we can simplify only.
22880 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22882 * c-common.c (warn_for_collisions_1): Use appropriate option when
22885 2008-02-19 Nick Clifton <nickc@redhat.com>
22888 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22889 (handle_options): Fix indentation.
22890 (print_filtered_help): If no language-specific options were
22891 displayed tell the user how to list all the options supported by
22892 the language's front-end.
22893 (print_specific_help): Fix indentation and remove duplicate line.
22894 (common_handle_option): Handle the -v option.
22895 For --help enable the display of undocumented options if the -v
22896 switch has been included on the command line.
22897 For --help= check for overlaps in the arguments between the option
22898 classes and the language names and issue a warning when they
22899 cannot be disambiguated.
22900 * c.opt (v): Pass on to the common option handler.
22902 2008-02-19 Revital Eres <eres@il.ibm.com>
22904 * modulo-sched.c (sms_schedule): Change dump message when
22905 create_ddg function fails.
22906 (try_scheduling_node_in_cycle): Rename row to cycle.
22907 (print_partial_schedule): Rename CYCLE to ROW.
22909 2008-02-19 Christian Bruel <christian.bruel@st.com>
22910 Zdenek Dvorak <ook@ucw.cz>
22912 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22914 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22917 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22918 (*x86_movdicc_0_m1_se): Ditto.
22920 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22922 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22923 (CMPtype): Define as __gcc_CMPtype.
22924 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22925 (CMPtype): Define as __gcc_CMPtype.
22927 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22929 Support valgrind 3.3 for --enable-checking=valgrind.
22930 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22932 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22933 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22934 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22935 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22936 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22937 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22938 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22940 * ggc-zone.c: Similar.
22941 * ggc-page.c: Similar.
22943 2008-02-19 Paul Brook <paul@codesourcery.com>
22946 * config/arm/ieee754-df.S: Fix do_it typo.
22947 * config/arm/ieee754-sf.S: Fix do_it typo.
22949 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22952 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22953 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22954 (OPTION_MASK_ISA_SSE_SET): Likewise.
22955 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22956 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22957 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22958 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22959 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22960 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22961 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22962 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22963 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22964 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22965 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22966 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22967 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22968 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22969 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22970 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22971 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22972 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22973 (OPTION_MASK_ISA_SSE4): Removed.
22974 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22975 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22976 (override_options): Don't turn on implied SSE/MMX bits in
22979 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22981 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22984 2008-02-18 Joey Ye <joey.ye@intel.com>
22986 PR middle-end/34921
22987 * tree-nested.c (insert_field_into_struct): Set type alignment
22988 to field alignment if the former is less than the latter.
22990 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22992 * BASE-VER: Set to 4.4.0.
22994 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22996 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22997 * doc/cfg.texi: Likewise.
22998 * doc/extend.texi: Likewise.
22999 * doc/gty.texi: Likewise.
23000 * doc/invoke.texi: Likewise.
23001 * doc/loop.texi: Likewise.
23002 * doc/md.texi: Likewise.
23003 * doc/passes.texi: Likewise.
23004 * doc/rtl.texi: Likewise.
23005 * doc/sourcebuild.texi: Likewise.
23006 * doc/tm.texi: Likewise.
23007 * doc/tree-ssa.texi: Likewise.
23009 2008-02-17 Richard Guenther <rguenther@suse.de>
23011 PR middle-end/35227
23012 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23013 without default definition.
23015 2008-02-17 Richard Guenther <rguenther@suse.de>
23017 PR tree-optimization/35231
23018 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23021 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23024 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23025 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23026 libgcc_cmp_return mode.
23028 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23031 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23033 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23035 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23038 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23040 * doc/c-tree.texi: Use `@.' where appropriate.
23041 * doc/extend.texi: Likewise.
23042 * doc/install.texi: Likewise.
23043 * doc/invoke.texi: Likewise.
23044 * doc/loop.texi: Likewise.
23045 * doc/makefile.texi: Likewise.
23046 * doc/md.texi: Likewise.
23047 * doc/passes.texi: Likewise.
23048 * doc/standards.texi: Likewise.
23049 * doc/tm.texi: Likewise.
23051 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23053 PR middle-end/35196
23054 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23056 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23057 rather than in entry_bb.
23059 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23061 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23062 libgcc_cmp_return mode.
23064 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23066 PR middle-end/35130
23067 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23068 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23070 2008-02-15 Richard Guenther <rguenther@suse.de>
23071 Zdenek Dvorak <ook@ucw.cz>
23073 PR tree-optimization/35164
23074 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23075 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23076 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23077 Only propagate addresses which do not have abnormal SSA_NAMEs
23080 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23083 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23085 2008-02-15 Jan Hubicka <jh@suse.cz>
23087 PR middle-end/35149
23088 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23090 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23092 PR middle-end/34621
23093 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23094 when calculating alignment_pad.
23096 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23098 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23099 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23100 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23101 and STACK_BOUNDARY define.
23103 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23105 PR preprocessor/35061
23106 * c-pragma.c (handle_pragma_pop_macro): Check that
23107 pushed_macro_table has been allocated.
23109 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23111 PR middle-end/35136
23112 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23113 (force_gimple_operand): Likewise.
23114 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23115 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23116 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23117 (find_interesting_uses_address): Check addressability and alignment
23118 of the base expression only after substituting bases of IVs into it.
23120 2008-02-14 Michael Matz <matz@suse.de>
23123 * function.c (instantiate_virtual_regs_in_insn): Reload address
23124 before falling back to reloading the whole operand.
23126 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23128 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23129 before the first section switch note.
23131 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23133 * doc/bugreport.texi: Update copyright years.
23134 * doc/c-tree.texi: Likewise.
23135 * doc/cfg.texi: Likewise.
23136 * doc/cpp.texi: Likewise.
23137 * doc/cppinternals.texi: Likewise.
23138 * doc/fragments.texi: Likewise.
23139 * doc/frontends.texi: Likewise.
23140 * doc/gcc.texi: Likewise.
23141 * doc/gty.texi: Likewise.
23142 * doc/hostconfig.texi: Likewise.
23143 * doc/implement-c.texi: Likewise.
23144 * doc/libgcc.texi: Likewise.
23145 * doc/loop.texi: Likewise.
23146 * doc/makefile.texi: Likewise.
23147 * doc/options.texi: Likewise.
23148 * doc/passes.texi: Likewise.
23149 * doc/rtl.texi: Likewise.
23150 * doc/sourcebuild.texi: Likewise.
23151 * doc/standards.texi: Likewise.
23152 * doc/tree-ssa.texi: Likewise.
23153 * doc/trouble.texi: Likewise.
23155 * doc/extend.texi: Use @: or add comma where appropriate.
23156 * doc/invoke.texi: Likewise.
23157 * doc/tm.texi: Likewise.
23159 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23162 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23165 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23167 * doc/md.texi (clz, ctz): Add reference.
23168 * doc/rtl.texi (clz, ctz): Likewise.
23170 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23173 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23176 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23178 * config/s390/s390.c (struct constant_pool): New field
23179 emit_pool_after added.
23180 (s390_mainpool_start): Set the emit_pool_after flag according
23181 to the section switch notes.
23182 (s390_mainpool_finish): Consider emit_pool_after when emitting
23183 the literal pool at the end of the function.
23184 (s390_chunkify_start): Force literal pool splits at section
23187 2008-02-13 Michael Matz <matz@suse.de>
23190 * var-tracking.c (clobber_variable_part): Correctly traverse the
23193 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23196 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23197 Add -fdump-ipa-inline.
23198 * tree-dump.c (dump_files): Remove tree-inlined dump.
23199 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23201 2008-02-12 Richard Guenther <rguenther@suse.de>
23203 PR tree-optimization/35171
23204 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23207 2008-02-12 Richard Guenther <rguenther@suse.de>
23209 PR middle-end/35163
23210 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23211 value-preserving mode. Disallow final truncation.
23213 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23215 PR middle-end/35136
23216 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23217 code from here to...
23218 (force_gimple_operand): ...here.
23220 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23223 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23224 non-compatible pointers.
23225 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23226 different FIELD_DECLs, try harder by comparing field offsets, sizes
23229 PR inline-asm/35160
23230 * function.c (match_asm_constraints_1): Don't replace the same input
23233 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23235 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23236 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23237 (expand_epilogue): Restore RAMPZ register.
23238 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23240 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23242 * config/i386/cygwin.asm: (__alloca): Correct calling
23243 convention and alignment.
23244 (__chkstk): Force 8 byte stack alignment.
23246 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23247 Richard Guenther <rguenther@suse.de>
23249 PR tree-optimization/33992
23250 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23251 the zero we compare against.
23253 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23255 PR libfortran/35063
23256 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23257 to CloseHandle after unlocking to prevent accumulation of handle
23260 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23262 PR middle_end/34150
23263 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23264 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23265 and update LABEL_NUSES during and after reload.
23267 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23269 PR middle-end/34627
23270 * combine.c (simplify_if_then_else): Make sure the comparison is
23271 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23273 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23276 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23277 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23278 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23279 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23280 * tree.h (get_type_static_bounds): Likewise.
23282 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23284 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23285 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23286 Make -Wfoo language annotations match what the compiler outputs.
23288 2008-02-08 Sa Liu <saliu@de.ibm.com>
23290 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23291 intrinsics spu_convts, spu_convtu, spu_convtf.
23293 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23295 * doc/extend.texi (Function Attributes) <noinline>: Mention
23296 asm ("") as method to keep calls.
23298 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23301 * doc/options.texi (Options): Replace references to opts.sh with
23303 * opts-common.c: Likewise.
23304 * optc-gen.awk: Likewise.
23306 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23308 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23310 2008-02-07 Richard Henderson <rth@redhat.com>
23313 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23314 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23317 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23319 PR tree-optimization/35085
23320 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23321 for operand entry oe2 in addition to operand entry oe3 in order to
23322 expose more opportunities for vectorizer sum reduction.
23324 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23327 * Makefile.in (LIBS): Remove $(GMPLIBS).
23328 (cc1-dummy, cc1): Add $(GMPLIBS).
23330 2008-02-06 Jan Hubicka <jh@suse.cz>
23333 * i386.md (moddf_integer): Do not produce partial memory stalls for
23334 targets where it hurts.
23336 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23339 * optabs.c (expand_float): Do not check for decimal modes when
23340 expanding unsigned integer through signed conversion.
23342 2008-02-06 Nick Clifton <nickc@redhat.com>
23344 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23345 inside the clobber with a match_operand and duplicated operand
23346 number in the constraint.
23347 (ineqbranchsi): Delete redundant comment.
23349 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23351 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23352 builtin_define ("__USE_INIT_FINI__").
23353 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23355 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23357 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23359 PR documentation/30330
23360 * doc/invoke.texi (C++ Dialect Options)
23361 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23362 For each warning option -Wfoo that allows -Wno-foo, ensure both
23363 -Wfoo and -Wno-foo are listed in the option index. Fix index
23364 entry of -Wswitch-default, index -Wnormalized= including the
23365 `=', and -Wlarger-than-@var{len} including @var{len}.
23367 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23369 * config/i386/i386.md (floatunssisf2): Use
23370 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23371 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23372 Macroize expander using MODEF mode iterator.
23374 2008-02-05 Diego Novillo <dnovillo@google.com>
23376 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23379 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23381 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23384 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23386 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23389 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23390 to indicate if a message should be generated.
23391 (init_cumulative_args): Updated.
23392 (function_value_32): Likewise.
23394 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23396 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23398 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23401 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23402 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23404 2008-02-04 Diego Novillo <dnovillo@google.com>
23406 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23409 * tree-vrp.c (vrp_evaluate_conditional): With
23410 -Wtype-limits, emit a warning when comparing against a
23411 constant outside the natural range of OP0's type.
23413 2008-02-04 Richard Guenther <rguenther@suse.de>
23415 PR middle-end/33631
23416 * expr.c (count_type_elements): Give for unions instead of
23419 2008-02-04 Richard Guenther <rguenther@suse.de>
23421 PR middle-end/35043
23422 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23423 to TYPE_DOMAINs base type instead of using bitsizetype here.
23425 2008-02-03 Jason Merrill <jason@redhat.com>
23427 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23429 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23432 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23433 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23434 (RS/6000 and PowerPC Options): Fix typos and markup.
23435 * doc/passes.texi (Tree-SSA passes): Likewise.
23437 2008-02-02 Michael Matz <matz@suse.de>
23440 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23441 from record_last_reg_set_info.
23442 (record_last_reg_set_info): Take an RTX argument, iterate over all
23443 constituent hardregs.
23444 (record_last_set_info, record_opr_changes): Change calls to
23445 new signature or to record_last_reg_set_info_regno.
23447 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23449 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23451 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23453 PR rtl-optimization/34773
23454 * reg-notes.def (EQUAL): Mention significance of combination of
23455 REG_EQUAL and REG_RETVAL.
23456 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23457 insn that has a REG_RETVAL.
23459 2008-02-01 Roger Sayle <roger@eyesopen.com>
23462 * configure.ac (--enable-fixed-point): Disable unless explicitly
23464 * configure: Regenerate.
23466 2008-02-01 Richard Guenther <rguenther@suse.de>
23469 * invoke.texi (-finline-limit): Remove no longer true parts
23470 of the documentation. Note that there is no default value.
23472 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23473 Mark Mitchell <mark@codesourcery.com>
23474 Ben Elliston <bje@au.ibm.com>
23477 * doc/extend.texi (Other Builtins): Document.
23479 2008-01-31 Tom Browder <tom.browder@gmail.com>
23481 * doc/c-tree.texi (Types): Fix grammar.
23482 (Expression trees): Ditto.
23483 * doc/passes.texi (Tree-SSA passes): Ditto.
23485 * doc/configterms.texi (Configure Terms): Fix typo.
23486 * doc/cpp.texi (Common Predefined Macros): Ditto.
23487 * doc/md.texi (Machine Constraints): Ditto.
23489 * doc/makefile.texi (Makefile): Add comma.
23491 2008-01-31 Tom Browder <tom.browder@gmail.com>
23492 Gerald Pfeifer <gerald@pfeifer.com>
23494 * doc/sourcebuild.texi (Front End): Remove references to CVS
23495 and CVSROOT/modules.
23496 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23497 (Back End): Remove reference to CVS.
23499 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23502 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23504 (mips16_gp_pseudo_reg): ...here.
23505 * config/mips/mips.md (load_const_gp): Replace with...
23506 (load_const_gp_<mode>): ...this :P-based insn.
23508 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23510 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23511 options. Minor fixes.
23512 (-std): Move reference to standards closer to where language
23513 standards are first mentioned.
23515 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23517 PR rtl-optimization/34995
23518 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23519 parameter and return a bool. If the rtx parameter is nonnull,
23520 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23521 (find_reloads): Update call accordingly. Pass the new operand
23522 if it needed no address reloads, otherwise pass null.
23524 2008-01-30 Richard Henderson <rth@redhat.com>
23527 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23528 for unbounded arrays.
23530 2008-01-30 Silvius Rus <rus@google.com>
23532 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23534 2008-01-30 Jan Hubicka <jh@suse.cz>
23537 * i386.c (init_cumulative_args): Use real function declaration when
23540 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23542 PR rtl-optimization/34998
23543 * global.c (build_insn_chain): Treat non-subreg_lowpart
23544 SUBREGs of pseudos as clobbering all the words covered by the
23545 SUBREG, not just all the bytes.
23546 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23547 original df_ref rather than an extract parameter.
23548 (global_conflicts): Update call accordingly.
23550 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23552 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23553 the overflow check to make it easier to read.
23554 (__fixtfdi): Change the type of the ll member in union
23555 long_double to UDItype_x.
23557 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23559 PR middle-end/34969
23560 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23561 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23562 * tree-inline.c (fold_marked_statements): Call
23563 cgraph_update_edges_for_call_stmt if folding a call statement.
23564 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23565 debug_generic_stmt calls, reset it back afterwards.
23568 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23570 * c-typeck.c (build_external_ref): Don't pedwarn about
23571 static vars in current function's scope.
23573 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23575 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23577 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23580 * ipa-struct-reorg.c: Fix spelling.
23581 * params.def: Ditto.
23583 2008-01-29 Richard Guenther <rguenther@suse.de>
23585 PR middle-end/35006
23586 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23588 * tree-inline.c (remap_type): Increment remapping_type_depth
23589 around remapping types.
23590 (copy_body_r): Only add referenced variables if they are referenced
23591 from code, not types.
23593 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23604 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23605 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23607 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23610 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23611 pointer for tiny stack.
23613 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23615 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23617 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23619 * config/vx-common.h: Fix typo in comment.
23621 2008-01-28 Ian Lance Taylor <iant@google.com>
23625 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23626 coalesce pointers if they have different DECL_NO_TBAA_P values.
23627 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23628 between variables with different DECL_NO_TBAA_P values.
23630 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23633 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23634 are not legitimate small data references on SPE targets.
23636 2008-01-28 David Daney <ddaney@avtrex.com>
23638 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23640 2008-01-28 David Daney <ddaney@avtrex.com>
23642 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23644 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23646 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23647 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23648 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23649 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23650 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23651 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23652 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23653 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23655 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23657 * basic-block.h (condjump_equiv_p): Fix comment.
23659 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23661 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23662 print_generic_stmt_indented): Fix comment.
23664 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23666 * configure.ac (__stack_chk_fail): Add detecion for availability
23667 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23668 * configure: Regenerate.
23670 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23672 PR middle-end/34688
23673 * final.c (output_addr_const): Handle TRUNCATE.
23675 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23678 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23679 (zero_cost, infinite_cost): New constants.
23680 (struct cost_pair): Change type of cost to comp_cost.
23681 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23682 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23684 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23685 split_address_cost, ptr_difference_cost, difference_cost,
23686 get_computation_cost_at, get_computation_cost,
23687 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23688 determine_use_iv_cost_condition, determine_use_iv_costs,
23689 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23690 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23691 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23692 Change type of cost to comp_cost.
23693 (determine_iv_cost): Increase cost of non-original ivs, instead
23694 of decreasing the cost of original ones.
23695 (get_address_cost): Indicate the complexity of the addressing mode
23697 (try_add_cand_for): Prefer using ivs not specific to some object.
23698 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23700 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23701 Janis Johnson <janis187@us.ibm.com>
23704 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23705 (TARGET_INSTANTIATE_DECLS): Likewise.
23706 * target.h (expand_to_rtl_hook): New target hook.
23707 (instantiate_decls): Likewise.
23708 * function.c (instantiate_decl): Make non-static. Rename to...
23709 (instantiate_decl_rtl): ... this.
23710 (instantiate_expr): Use instantiate_decl_rtl.
23711 (instantiate_decls_1): Likewise.
23712 (instantiate_decls): Likewise.
23713 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23714 * function.h (instantiate_decl_rtl): Add prototype.
23715 * cfgexpand.c (target.h): New include.
23716 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23717 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23718 (TARGET_INSTANTIATE_DECLS): Likewise.
23719 (TARGET_INITIALIZER): New target hooks added.
23720 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23722 * config/rs6000/rs6000.c (tree-flow.h): New include.
23723 (machine_function): Add sdmode_stack_slot field.
23724 (rs6000_alloc_sdmode_stack_slot): New function.
23725 (rs6000_instantiate_decls): Likewise.
23726 (rs6000_secondary_memory_needed_rtx): Likewise.
23727 (rs6000_check_sdmode): Likewise.
23728 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23729 (TARGET_INSTANTIATE_DECLS): Likewise.
23730 (rs6000_hard_regno_mode_ok): Allow SDmode.
23731 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23732 (rs6000_emit_move): Handle SDmode.
23733 (function_arg_advance): Likewise.
23734 (function_arg): Likewise.
23735 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23736 SDmode var args for 32-bit compiles.
23737 (rs6000_secondary_reload_class): Handle SDmode.
23738 (rs6000_output_function_epilogue): Likewise.
23739 (rs6000_function_value): Simplify if statement.
23740 (rs6000_libcall_value): Likewise.
23741 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23742 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23743 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23744 (movsd_hardfloat): New define_insn.
23745 (movsd_softfloat): Likewise.
23746 (movsd_store): Likewise.
23747 (movsd_load): Likewise.
23748 (extendsddd2): Likewise.
23749 (extendsdtd2): Likewise.
23750 (truncddsd2): Likewise.
23751 (movdd_hardfloat64): Fixup comment.
23752 (UNSPEC_MOVSD_LOAD): New constant.
23753 (UNSPEC_MOVSD_STORE): Likewise.
23755 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23758 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23760 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23761 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23762 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23763 and TRUTH_XOR_EXPR.
23765 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23768 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23769 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23770 __LONGDOUBLE128 too.
23771 * config/rs6000/aix61.h: New file.
23773 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23775 PR rtl-optimization/34959
23776 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23777 popcount and parity rtxes the same mode as their operand.
23778 Truncate or extend the result to the return value's mode
23781 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23784 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23785 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23786 to GOT_VERSION_REGNUM.
23787 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23788 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23789 * config/mips/mips.c (mips_emit_call_insn): New function.
23790 (mips_call_tls_get_addr): Call mips_expand_call directly.
23791 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23793 (mips16_build_call_stub): Likewise. Return the call insn or null.
23794 (mips_expand_call): Update the call to mips16_build_call_stub
23795 accordingly and a remove redundant condition. Assert that MIPS16
23796 stubs do not use lazy binding. Use mips_emit_call_insn and return
23798 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23800 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23801 (mips_avoid_hazard): Remove hazard_set handling.
23802 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23803 (UNSPEC_RESTORE_GP): ...this.
23804 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23805 (FAKE_CALL_REGNO): Rename to...
23806 (GOT_VERSION_REGNUM): ...this.
23807 (type): Add "ghost" value. Add an associated insn reservation.
23808 (hazard_set): Remove.
23809 (exception_receiver): Rename to...
23810 (restore_gp): ...this and update the unspec identifier accordingly.
23811 (exception_receiver, nonlocal_got_receiver): New expanders.
23812 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23813 FAKE_CALL_REGNO. Remove hazard_set attribute.
23814 (set_got_version, update_got_version): New patterns.
23816 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23819 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23821 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23824 * doc/install.texi2html: Generate gcc-vers.texi.
23826 2008-01-25 DJ Delorie <dj@redhat.com>
23828 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23830 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23832 * config/c4x: Remove directory.
23833 * config.gcc (crx-*, mt-*): Mark obsolete.
23834 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23835 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23836 sh-*-rtemscoff*): Remove cases.
23837 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23838 * real.c (encode_c4x_single, decode_c4x_single,
23839 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23840 c4x_extended_format): Remove.
23841 * real.h (c4x_single_format, c4x_extended_format): Remove.
23842 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23844 (Pragmas): Remove comment about c4x pragmas.
23845 * doc/install.texi (c4x): Remove target-specific instructions.
23846 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23847 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23848 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23849 refer to C4x source files as examples.
23850 (C4X_FLOAT_FORMAT): Remove documentation.
23852 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23854 * config/bfin/bfin.c (override_options): Reorder tests so that
23855 flag_pic gets enabled for -msep-data.
23857 2008-01-25 Richard Guenther <rguenther@suse.de>
23859 PR middle-end/32244
23860 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23861 to its bitfield precision if required.
23863 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23865 PR middle-end/33880
23866 * tree-nested.c (walk_omp_for): New function.
23867 (convert_nonlocal_reference, convert_local_reference): Call
23868 walk_omp_for on OMP_FOR.
23869 (convert_call_expr): Call walk_body on OMP_FOR's
23870 OMP_FOR_PRE_INIT_BODY.
23872 2008-01-25 Richard Guenther <rguenther@suse.de>
23874 PR tree-optimization/34966
23875 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23876 default defs and PHI_NODEs we have to insert after the
23877 defining statement.
23879 2008-01-24 Nick Clifton <nickc@redhat.com>
23881 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23882 Provide a default definition.
23883 (LIBGCC2_UNITS_PER_WORD): Likewise.
23885 * config/stormy16/stormy16.c: Include df.h for the prototype
23886 for df_regs_ever_live_p.
23887 (xstormy16_expand_builtin_va_start): Convert the stack offset
23888 into a component_ref and then use POINTER_PLUS_EXPR to add it
23889 to the incoming_virtual_args_rtx.
23890 (xstormy16_gimplify_va_arg_expr): Rename to
23891 xstormy16_gimplify_va_arg_expr.
23892 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23893 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23894 xstormy16_gimplify_va_arg_expr.
23895 Fix up some formatting issues.
23897 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23898 Move to predicates.md.
23899 (xs_hi_general_operand): Likewise.
23900 (xs_hi_nonmemory_operand): Likewise.
23901 * config/stormy16/predicates.md:
23902 (xstormy16_carry_plus_operand): New predicate.
23903 (xs_hi_general_operand): New predicate.
23904 (xs_hi_nonmemory_operand): New predicate.
23905 * config/stormy16/stormy16-protos.h:
23906 (xstormy16_carry_plus_operand): Delete prototype.
23907 (xs_hi_general_operand): Likewise.
23908 (xs_hi_nonmemory_operand): Likewise.
23910 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23911 modifiers as they are no longer needed and they can trigger
23912 reload spill failures.
23914 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23915 with a match_operand in order to help reload.
23917 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23918 constraint with 'e' for the 8th alternative as this version of
23919 the mov.w instruction only accepts the lower 8 registers.
23921 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23924 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23925 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23928 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23930 PR middle-end/33333
23931 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23933 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23935 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23937 (remove_structure): Update allocations list before removing structure.
23939 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23941 * ipa-struct-reorg.c (is_safe_cond_expr,
23942 create_new_stmts_for_cond_expr): Use integer_zerop function,
23943 that recognize not only zero-pointer, but zero-integer too.
23945 2008-01-25 Ben Elliston <bje@au.ibm.com>
23948 * fixproto: Escape "." in sed expression that strips leading "./".
23950 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23953 * gcc.c (SWITCH_OK): Removed.
23954 (SWITCH_LIVE): Changed to bit.
23955 (SWITCH_FALSE): Likewise.
23956 (SWITCH_IGNORE): Likewise.
23957 (switchstr): Change live_cond to unsigned int.
23958 (process_command): Replace SWITCH_OK with 0.
23959 (do_self_spec): Likewise.
23960 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23961 (give_switch): Likewise.
23962 (used_arg): Likewise.
23963 (do_spec_1): Set the SWITCH_IGNORE bit.
23964 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23965 bits. Set the SWITCH_LIVE bit.
23967 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23969 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23971 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23973 PR tree-optimization/34472
23974 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23975 parameter to a "bool *" and set *DATA to false if there is
23976 an unsafe access. Do not delete the structure here.
23977 (check_cond_exprs): Delete it here instead.
23978 (check_cond_exprs, exclude_cold_structs): Do not increase
23979 I when removing a structure.
23981 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23984 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23985 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23987 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23989 PR middle-end/34934
23990 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23991 a fixed vector for stack.
23993 2008-01-24 Ben Elliston <bje@au.ibm.com>
23996 * doc/gcc.texi (Software development): Add a direntry for g++.
23998 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24000 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24001 stale and straggling -fforce-addr comments above.
24003 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24005 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24006 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24008 2008-01-23 Michael Matz <matz@suse.de>
24011 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24014 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24016 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24017 malloc result type.
24019 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24021 * config/avr/avr.c (avr_current_arch): New variable.
24022 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24023 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24024 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24025 (avr_override_options): Init 'avr_current_arch'.
24026 (base_arch_s): Move from here...
24027 * config/avr/avr.h (base_arch_s): ... here. Add new members
24028 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24029 'mega' to 'have_jmp_call'.
24030 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24031 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24033 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24035 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24036 MULTILIB_MATCHES): Ditto.
24038 2008-01-23 Richard Guenther <rguenther@suse.de>
24040 PR middle-end/31529
24041 * cgraphunit.c (cgraph_reset_node): Always mark the node
24042 not reachable if it is not queued already.
24044 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24046 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24047 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24048 (cputype_selected): New static variable.
24049 (bfin_handle_option): Set it if -mcpu is used.
24050 (override_option): Select default set of workarounds if no cpu type
24051 selected on the command line.
24052 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24054 From Michael Frysinger <michael.frysinger@analog.com>
24055 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24056 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24058 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24059 for bf547, bf523, bf524, and bf526.
24060 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24062 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24063 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24064 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24065 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24066 * doc/invoke.texi (Blackfin Options): Document that
24067 -mcpu now accept bf547, bf523, bf524, and bf526.
24069 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24071 PR rtl-optimization/34628
24072 * combine.c (try_combine): Stop and undo after the first combination
24073 if an autoincrement side-effect on the first insn has effectively
24076 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24079 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24080 Offset addresses are not valid for Altivec or paired float modes.
24082 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24085 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24086 if DECL_INITIAL (decl) is error_mark_node.
24089 * c-common.c (handle_vector_size_attribute): Only allow
24090 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24091 the same way as pointer, array etc. types.
24092 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24095 * tree.c (build_type_attribute_qual_variant): Call
24096 build_qualified_type if attributes are equal, but quals are not.
24098 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24101 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24102 * flags.h (warn_strict_aliasing): Remove.
24103 (warn_strict_overflow): Remove.
24104 * opts.c (warn_strict_aliasing): Remove.
24105 (warn_strict_overflow): Remove.
24106 * c-opts.c (c_common_handle_option): -Wall only sets
24107 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24108 (c_common_post_options): Give default values to -Wstrict-aliasing
24109 and -Wstrict-overflow if they are uninitialized.
24110 * common.opt (Wstrict-aliasing): Specify Var and Init.
24111 (Wstrict-overflow): Likewise.
24113 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24115 PR rtl-optimization/26854
24116 PR rtl-optimization/34400
24117 PR rtl-optimization/34884
24118 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24120 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24121 (df_rd_bb_info.expanded_lr_out): Deleted
24122 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24123 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24124 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24125 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24126 Removed code to allocate, initialize or free expanded_lr_out.
24127 (df_rd_bb_local_compute_process_def): Restructured to make more
24129 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24130 sets if the sets are being trimmed.
24132 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24135 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24136 (as_vers): Likewise.
24137 * configure: Regenerated.
24139 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24141 PR middle-end/33092
24142 * tree-pass.h (pass_build_alias): New pass.
24143 * tree-ssa-alias.c (gate_build_alias): New.
24144 (pass_build_alias): New.
24145 * passes.c (init_optimization_passes): Add pass_build_alias after
24146 pass_create_structure_vars.
24148 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24150 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24151 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24152 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24153 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24154 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24155 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24156 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24157 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24158 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24159 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24160 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24161 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24162 * config/s390/s390.md (FP_ALL): New mode iterator.
24163 (_d): New mode attribute.
24164 ("*signbit<mode>2>"): Changed mode of first operand.
24165 ("isinf<mode>2"): Changed mode of first operand.
24166 ("*TDC_insn"): Adaptation for DFP modes.
24168 2008-01-22 Ben Elliston <bje@au.ibm.com>
24170 * tree.c (check_qualified_type): Improve function description.
24172 2008-01-21 Jason Merrill <jason@redhat.com>
24175 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24176 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24179 2008-01-21 DJ Delorie <dj@redhat.com>
24181 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24184 2008-01-21 Richard Guenther <rguenther@suse.de>
24186 PR middle-end/34856
24187 * tree-cfg.c (verify_expr): Allow all invariant expressions
24188 instead of just constant class ones as reference argument.
24189 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24190 like any other constant.
24191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24193 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24195 * regmove.c (fixup_match_1): Update call crossed frequencies.
24197 2008-01-21 Richard Guenther <rguenther@suse.de>
24200 * tree-inline.c (setup_one_parameter): Deal with mismatched
24201 types using a VIEW_CONVERT_EXPR.
24203 2008-01-21 Alon Dayan <alond@il.ibm.com>
24204 Olga Golovanevsky <olga@il.ibm.com>
24206 PR tree-optimization/34701
24207 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24208 when the structure size is not a power of 2.
24210 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24212 * doc/install.texi: Add doc for --enable-checking=df.
24214 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24216 PR rtl-optimization/34808
24217 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24219 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24221 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24224 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24226 PR rtl-optimization/26854
24227 PR rtl-optimization/34400
24228 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24230 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24231 (df_rd_bb_info.expanded_lr_out): New.
24232 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24233 * loop_iv.c (iv_analysis_loop_init): Ditto.
24234 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24235 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24236 Added code to allocate, initialize or free expanded_lr_out.
24237 (df_rd_bb_local_compute_process_def): Restructured to make
24238 more understandable.
24239 (df_rd_confluence_n): Add code to do nothing with fake edges and
24240 code to no apply invalidate_by_call sets if the sets are being trimmed.
24241 (df_lr_local_finalize): Renamed to df_lr_finalize.
24242 (df_live_local_finalize): Renamed to df_live_finalize.
24244 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24247 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24248 deciding whether to use reciprocal instructions.
24250 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24252 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24253 dwarf2out_note_section_used if cold_text_section is NULL.
24255 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24257 PR gcov-profile/34610
24258 * tree-cfg.c (make_edges): Mark both outgoing edges from
24259 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24260 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24261 from OMP_FOR and OMP_CONTINUE outgoing edges.
24263 * tree-profile.c (tree_profiling): Return early if
24264 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24266 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24267 from cfun to child_cfun.
24268 * function.h (struct function): Add after_tree_profile bit.
24270 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24272 * config/avr/avr.S (_exit): Disable interrupt.
24274 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24275 Steven Bosscher <stevenb.gcc@gmail.com>
24277 PR rtl-optimization/26854
24278 PR rtl-optimization/34400
24279 * df-problems.c (df_live_scratch): New scratch bitmap.
24280 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24281 (df_live_reset): Clear the proper bitmaps.
24282 (df_live_bb_local_compute): Only process the artificial defs once
24283 since the order is not important.
24284 (df_live_init): Init the df_live sets only with the variables
24285 found live by df_lr.
24286 (df_live_transfer_function): Use the df_lr sets to prune the
24287 df_live sets as they are being computed.
24288 (df_live_free): Free df_live_scratch.
24290 2008-01-18 Ian Lance Taylor <iant@google.com>
24292 * common.opt: Add fmerge-debug-strings.
24293 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24294 flag_merge_debug_strings rather than flag_merge_constants.
24295 * doc/invoke.texi (Option Summary): Mention
24296 -fmerge-debug-strings.
24297 (Debugging Options): Document -fmerge-debug-strings.
24299 2008-01-18 Ian Lance Taylor <iant@google.com>
24302 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24303 (struct tree_function_decl): Add new field operator_new_flag.
24304 * tree-inline.c (expand_call_inline): When inlining a call to
24305 operator new, force the return value to go into a variable, and
24306 set DECL_NO_TBAA_P on that variable.
24307 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24309 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24312 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24313 DWARF2_DEBUGGING_INFO.
24314 (dwarf2out_note_section_used): Ditto. Add prototype.
24315 (have_multiple_function_sections, text_section_used,
24316 cold_text_section_used, *cold_text_sections): Move declarations
24319 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24321 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24322 field and add signal_ra.
24323 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24324 assignments to frame state pc. Move end of stack check after
24325 MD_FALLBACK_FRAME_STATE_FOR.
24326 (uw_update_context_1): Use frame state signal_regs if set, instead
24327 of checking signal_frame flag.
24328 (uw_update_context): Use frame state signal_ra if set.
24329 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24330 * config/xtensa/linux-unwind.h: New file.
24332 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24334 * modulo-sched.c (get_sched_window): Fix comment typo.
24336 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24338 PR tree-optimization/34648
24339 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24341 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24343 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24344 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24346 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24348 PR rtl-optimization/34400
24349 * df-core.c (df_worklist_dataflow_overeager,
24350 df_worklist_dataflow_doublequeue): New functions.
24351 (df_worklist_dataflow): Two different worklist solvers.
24352 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24355 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24358 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24359 and ftree-parallelize-loops.
24361 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24363 PR rtl-optimization/34826
24364 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24366 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24368 * global.c (find_reg): Mark the eh regs as used if necessary.
24369 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24370 * ra.h (struct allocno): no_eh_reg field added. Changed
24371 no_stack_reg type to bitfield.
24373 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24375 * tree.c (substitute_in_expr): Add missing 'break'.
24377 2008-01-17 Richard Guenther <rguenther@suse.de>
24379 PR tree-optimization/34825
24380 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24381 x / x as division to handle.
24383 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24385 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24386 "-pthread" is specified.
24387 * pa-hpux11.h (LIB_SPEC): Likewise.
24389 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24390 Peter Bergner <bergner@vnet.ibm.com>
24392 PR rtl-optimization/33796
24393 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24395 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24397 PR libgfortran/34699
24398 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24400 * pa-hpux10.h (LINK_SPEC): Likewise.
24401 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24403 2008-01-16 Richard Guenther <rguenther@suse.de>
24405 PR middle-end/32628
24406 * fold-const.c (fold_convert_const_int_from_int): Do not
24407 set overflow if that occured only because of a sign extension
24408 change when converting from/to a sizetype with the same
24409 precision and signedness.
24411 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24414 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24415 location address to the correct place. Update copyright year.
24417 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24419 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24420 no dependences in the dependence_relations vector.
24422 2008-01-16 Jan Hubicka <jh@suse.cz>
24424 PR rtl-optimization/31396
24425 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24426 * cfg.c (dump_reg_info): Print it.
24427 * regs.h (struct reg_info_t): add freq_calls_crossed.
24428 (REG_FREQ_CALLS_CROSSED): New macro.
24429 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24430 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24431 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24432 regmove_optimize): Update call crossed frequencies.
24433 * local-alloc.c (struct qty): Add freq_calls_crossed.
24434 (alloc_qty): Copute freq_calls_crossed.
24435 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24436 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24437 * ra.h (struct allocno): Add freq_calls_crossed.
24439 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24441 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24442 libgomp when compiling with ftree-parallelize-loops.
24443 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24445 2008-01-16 Richard Guenther <rguenther@suse.de>
24447 PR tree-optimization/34769
24448 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24449 * tree.c (int_cst_value): Instead make this function more
24450 permissive in what it accepts as valid input. Document this
24451 function always sign-extends the value.
24453 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24454 Richard Guenther <rguenther@suse.de>
24457 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24458 (gimple_fold_indirect_ref_rhs): ... this.
24459 (gimple_fold_indirect_ref): New function with foldings
24460 that preserve lvalueness.
24461 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24462 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24463 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24464 to fold an INDIRECT_REF, fall back to the old use of
24465 fold_indirect_ref_1.
24467 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24469 * tree-data-ref.c (subscript_dependence_tester_1): Call
24470 free_conflict_function.
24471 (compute_self_dependence): Same.
24473 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24476 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24477 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24479 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24480 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24481 for DWARF2_UNWIND_INFO targets.
24483 2008-01-16 Richard Guenther <rguenther@suse.de>
24486 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24487 type qualifiers for function types.
24489 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24491 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24492 loop_iterator li from previous commit.
24494 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24496 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24498 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24500 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24501 (parallelize_loops): Don't parallelize irreducible components.
24503 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24506 * c-opts (c_common_post_options): Do not enable CPP
24507 flag_pedantic_errors by default.
24509 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24511 PR rtl-optimization/31944
24512 * cse.c (remove_pseudo_from_table): New function.
24513 (merge_equiv_classes): Use above function to remove pseudo-registers.
24514 (invalidate): Likewise.
24516 2008-01-13 Richard Guenther <rguenther@suse.de>
24518 PR middle-end/34601
24519 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24520 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24522 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24524 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24525 validate_change to unshare the source of the PC set.
24527 2008-01-12 Jan Hubicka <jh@suse.cz>
24529 PR middle-end/32135
24530 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24531 references above array bounds. This might trigger bounds checks for
24532 pointers to arrays.
24534 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24536 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24537 new_replaceable_dependencies.
24539 2008-01-12 Doug Kwan <dougkwan@google.com>
24541 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24542 instead of OPT_Wreturn_type in warning due to ignored return type
24544 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24545 options included in -Wextra.
24546 * c.opt: New option -Wignored_qualifiers.
24547 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24548 -Wignore_qualifiers.
24549 (-Wignored-qualifiers): Document.
24550 (-Wreturn-type): Remove description of functionality now handled
24551 by -Wignored-qualifiers.
24553 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24556 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24557 NOP_EXPR if it is between integral types with the same precision.
24559 2008-01-12 Jan Hubicka <jh@suse.cz>
24562 * invoke.texi (max-inline-recursive-depth): Fix default value.
24564 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24566 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24569 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24571 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24573 2008-01-11 James E. Wilson <wilson@specifix.com>
24576 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24578 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24580 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24581 save/restore frame pointer register and don't use 'call-prologues'
24582 optimization in function with "OS_task" attribute.
24584 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24586 PR middle-end/31309
24587 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24588 when copying to memory.
24590 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24592 PR rtl-optimization/30905
24593 * cfgcleanup.c: Include dce.h
24594 (crossjumps_occured): New global variable.
24595 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24596 If something changed, set crossjumps_occured to true.
24597 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24598 Don't add/remove fake edges to exit here...
24599 (cleanup_cfg): ...but do it here, when crossjumping.
24600 Run a fast DCE when successful crossjumps occured in the latest
24601 iteration of try_optimize_cfg.
24603 2008-01-11 Richard Guenther <rguenther@suse.de>
24605 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24606 (struct vn_unary_op_s): Likewise.
24607 (vn_reference_insert): Free old reference on hash collision.
24609 2008-01-10 Raksit Ashok <raksit@google.com>
24611 PR rtl-optimization/27971
24612 * combine.c (find_split_point): Split PLUS expressions which are
24613 inside a MEM rtx, and whose first operand is complex.
24615 2008-01-10 DJ Delorie <dj@redhat.com>
24617 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24618 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24619 (m32c_hard_regno_ok): Call the underlying function.
24621 2008-01-10 Richard Guenther <rguenther@suse.de>
24623 PR middle-end/34683
24624 * tree-cfg.c (tree_merge_blocks): Do not go through the
24625 full-blown folding and stmt updating path if we just deal
24626 with virtual operands.
24627 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24628 test for abnormal SSA_NAMEs.
24630 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24632 PR middle-end/34641
24633 * reload.c (push_reload): Add assertions. All constants from
24634 reg_equiv_constant should have been used for replacing the respective
24636 (find_reloads_address): Invoke find_reloads_address_part for
24637 constant taken from the reg_equiv_constant array.
24639 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24641 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24642 field (valnum) the first in the struct. Replace bools with
24645 2008-01-10 Richard Guenther <rguenther@suse.de>
24647 PR tree-optimization/34651
24648 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24649 types and ordering for masking and converting.
24651 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24653 PR tree-optimization/34017
24654 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24655 also for PHI_NODE expressions.
24657 2008-01-09 Jan Hubicka <jh@suse.cz>
24659 PR tree-optimization/34708
24660 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24661 based on number of case labels.
24662 (init_inline_once): Remove switch_cost.
24663 * tree-inline.h (eni_weights_d): Remove switch_cost.
24665 2008-01-09 Richard Guenther <rguenther@suse.de>
24666 Andrew Pinski <andrew_pinski@playstation.sony.com>
24668 PR middle-end/30132
24669 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24670 temporary if an rvalue is ok or an lvalue is not required.
24672 2008-01-09 Richard Guenther <rguenther@suse.de>
24674 PR middle-end/34458
24675 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24676 adjust return type.
24678 2008-01-09 Richard Guenther <rguenther@suse.de>
24680 PR middle-end/34679
24681 * tree.c (host_integerp): Check for sizetype only if the
24682 type is an integer type.
24684 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24687 * opts.c (decode_options): Disable inlining of functions called
24688 once if not in unit-at-a-time mode.
24690 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24692 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24694 2008-01-08 Richard Guenther <rguenther@suse.de>
24696 PR middle-end/31863
24697 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24698 out early if the result will be unused.
24700 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24705 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24706 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24709 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24711 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24712 for vectorization tuned.
24714 2008-01-08 Richard Guenther <rguenther@suse.de>
24716 PR tree-optimization/34683
24717 * tree-ssa-operands.c (operand_build_cmp): Export.
24718 * tree-ssa-operands.h (operand_build_cmp): Declare.
24719 * tree-vn.c (vuses_compare): Remove.
24720 (sort_vuses): Use operand_build_cmp.
24721 (sort_vuses_heap): Likewise.
24722 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24723 to re-use old VEC if available. Do not sort already sorted VUSEs.
24724 (vdefs_to_vec): Do not sort already sorted VDEFs.
24726 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24728 PR middle-end/34694
24729 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24731 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24734 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24735 limitations of reciprocal sequences on x86 targets.
24737 2008-01-08 Richard Guenther <rguenther@suse.de>
24739 PR tree-optimization/34683
24740 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24742 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24745 * config/darwin.c (darwin_mergeable_string_section): Don't use
24746 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24748 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24751 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24752 negxf2. Macroize expander using X87MODEF mode iterator. Change
24753 predicates of op0 and op1 to register_operand.
24754 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24755 expander using X87MODEF mode iterator. Change predicates of
24756 op0 and op1 to register_operand.
24757 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24758 corresponding patterns and macroize using MODEF macro. Change
24759 predicates of op0 and op1 to register_operand and remove
24760 "m" constraint. Disparage "r" alternative with "!".
24761 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24762 macroize using X87MODEF macro. Change predicates of op0 and op1
24763 to register_operand and remove "m" constraint. Disparage "r"
24764 alternative with "!".
24765 (absneg splitter with memory operands): Remove.
24766 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24767 patterns and macroize using X87MODEF mode iterator.
24768 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24769 Change predicate of op1 to register_operand.
24770 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24771 for memory operands.
24773 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24775 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24777 2008-01-07 Richard Guenther <rguenther@suse.de>
24779 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24782 2008-01-07 Richard Guenther <rguenther@suse.de>
24784 PR tree-optimization/34683
24785 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24786 VOPs of the needed size to save memory. Use VEC_quick_push
24787 to save compile-time.
24788 (vdefs_to_vec): Likewise.
24790 2008-01-07 Sa Liu <saliu@de.ibm.com>
24792 * config/spu/spu.md (divdf3): Genetate inline code for double
24793 division. The implementation doesn't handle INF or NAN, therefore it
24794 only applies when -ffinite-math-only is given.
24796 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24799 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24800 * doc/cpp.texi ([Common Predefined Macros]): Document.
24802 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24804 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24805 order to use commutative addition instead of subtraction.
24807 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24808 Mircea Namolaru <namolaru@il.ibm.com>
24809 Vladimir Yanovsky <yanov@il.ibm.com>
24810 Revital Eres <eres@il.ibm.com>
24812 PR tree-optimization/34263
24813 * tree-outof-ssa.c (process_single_block_loop_latch,
24814 contains_tree_r): New functions.
24815 (analyze_edges_for_bb): Call process_single_block_loop_latch
24816 function to empty single-basic-block latch block if possible.
24818 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24820 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24822 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24824 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24826 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24828 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24830 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24832 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24834 PR tree-optimization/34618
24835 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24838 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24841 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24842 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24843 Update copyright year.
24845 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24846 Update copyright year.
24847 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24850 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24852 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24853 edge does not point to current bb before changing need_assert.
24855 2008-01-04 Richard Guenther <rguenther@suse.de>
24857 PR middle-end/34029
24858 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24859 for verifying purposes if they are is_gimple_min_invariant.
24861 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24863 PR tree-optimization/34448
24864 PR tree-optimization/34465
24865 * gimplify.c (gimplify_init_constructor): Add new parameter
24866 notify_temp_creation. Use it.
24867 (gimplify_modify_expr_rhs): Take volatiles into account when
24868 optimizing constructors.
24869 Do not optimize constructors if gimplify_init_constructor will dump to
24871 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24872 * gcc.c-torture/compile/pr34448.c: New.
24874 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24876 PR gcov-profile/34609
24877 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24878 return_slot if result is TREE_ADDRESSABLE.
24880 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24882 * config/mips/mips.md (sqrt_condition): Tweak comment.
24883 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24885 2008-01-03 Tom Tromey <tromey@redhat.com>
24888 * c-common.c (c_type_hash): Handle VLAs.
24890 2008-01-03 Jan Hubicka <jh@suse.cz>
24892 PR tree-optimization/31081
24893 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24894 0 when inlining and not inlining to first basic block.
24895 (remap_decl): When var is initialized to 0, don't set default_def.
24896 (expand_call_inline): Set entry_bb.
24897 * tree-inline.h (copy_body_data): Add entry_bb.
24899 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24902 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24905 PR tree-optimization/29484
24906 * tree-inline.c (inline_forbidden_p_2): New function.
24907 (inline_forbidden_p): Disallow inlining if some static var
24908 has an address of a local LABEL_DECL in its initializer.
24909 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24912 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24914 PR tree-optimization/34635
24915 * tree-data-ref.c (add_other_self_distances): Make sure that the
24916 evolution step is constant.
24918 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24920 PR middle-end/34608
24921 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24923 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24925 * tree-sra.c (scalarize_init): Insert the generate_element_init
24926 statements after the generate_element_zero statements.
24928 2008-01-02 Richard Guenther <rguenther@suse.de>
24930 PR middle-end/34093
24931 PR middle-end/31976
24932 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24933 for very large number of operands instead of ICEing.
24935 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24938 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24939 while stack probing.
24941 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24943 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24946 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24948 PR libmudflap/26442
24949 * tree-mudflap.c (mx_register_decls): Guard warning by
24950 !DECL_ARTIFICIAL check.
24952 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24954 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24955 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24956 sse5_perm<mode>): Fix constraints.