1 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386-protos.h (ix86_schedule): New.
5 * config/i386/i386.c (ix86_schedule): New.
6 (override_options): Add schedule to processor_alias_table. Set
7 ix86_schedule from the schedule field in processor_alias_table.
8 (ix86_function_specific_save): Save ix86_schedule.
9 (ix86_function_specific_restore): Restore ix86_schedule.
11 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
12 ix86_tune. Add none and remove i386, i486, pentium4, nocona
15 * config/i386/i386.opt: Add schedule.
17 * config/i386/ppro.md: Remove generic32.
19 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
22 * expr.c (count_type_elements): Handle ERROR_MARK.
24 2008-10-07 Jakub Jelinek <jakub@redhat.com>
29 * basic-block.h (struct edge_def): Add goto_block field.
30 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
31 one insn with locus corresponding to edge's goto_locus if !optimize.
32 * profile.c (branch_prob): Copy edge's goto_block.
33 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
35 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
36 locator in between the merged basic blocks if !optimize and needed.
37 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
38 goto_locus into RTL locator. For unconditional jump use that
39 locator for the jump insn.
40 (expand_gimple_cond): Convert goto_block and goto_locus into
41 RTL locator for all remaining edges. For unconditional jump
42 use that locator for the jump insn.
43 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
44 there is more than one edge or insn locator along the forwarding
45 edges and !optimize. If there is just one, set e->goto_locus.
46 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
48 (move_block_to_fn): Adjust edge's goto_block.
50 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
53 * expmed.c (expand_mult): Properly check DImode constant in
56 2008-10-07 Jakub Jelinek <jakub@redhat.com>
59 * dwarf2out.c (common_block_die_table): New variable.
60 (common_block_die_table_hash, common_block_die_table_eq): New
62 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
63 COMMON block in the current scope rather than globally. Optimize
64 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
65 DW_OP_addr SYMBOL_REF+off.
67 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
69 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
70 Return true for non-addressable GIMPLE operands.
72 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
75 * config/i386/i386.c (initial_ix86_tune_features): Remove
76 X86_TUNE_USE_BIT_TEST.
77 * config/i386/i386.h (ix86_tune_indices): Likewise.
78 (TARGET_USE_BIT_TEST): Removed.
80 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
82 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
84 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
86 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
87 (mul<mode>3_mul3): ... into this new template.
89 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
91 * gimplify.c (gimplify_arg): Add location argument. Use it.
92 (gimplify_call_expr): Pass location to gimplify_arg.
93 (gimplify_modify_expr_to_memcpy): Same.
94 (gimplify_modify_expr_to_memset): Same.
96 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
98 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
99 Update calls to build_unary_op and build_indirect_ref for location
102 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
105 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
106 * c-typeck.c (array_to_pointer_conversion): Pass location to
108 (function_to_pointer_conversion): Use error_at and warning_at.
109 (build_indirect_ref): Same.
110 (build_array_ref): Pass location to build_binary_op.
111 (parser_build_unary_op): Do not set location after calling
113 (build_unary_op): Add location argument. Use it throughout. Set
114 EXPR_LOCATION before returning new tree.
115 (build_modify_expr): Same.
116 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
118 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
119 build_indirect_ref, build_modify_expr.
120 (c_finish_omp_for): Same. Use error_at instead of error.
121 * c-common.c (c_common_truthvalue_conversion): Pass location to
123 (warn_for_div_by_zero): Add location argument.
124 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
125 build_unary_op, warn_for_div_by_zero.
126 * c-parser.c (c_parser_typeof_specifier): Use
127 protected_set_expr_location.
128 (c_parser_statement_after_labels): Same.
129 (c_parser_condition): Same.
130 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
131 (c_parser_conditional_expression): Use protected_set_expr_location.
132 (c_parser_unary_expression): Pass location to build_indirect_ref.
133 (c_parser_postfix_expression_after_primary): Pass location to
134 build_indirect_ref, build_unary_op.
135 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
137 2008-10-06 Joshua Kinard <kumba@gentoo.org>
139 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
140 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
141 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
143 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
144 (mips_issue_rate): Handle PROCESSOR_R10000.
145 * config/mips/mips.md (cpu): Add r10000.
147 * config/mips/10000.md: New file.
149 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
151 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
152 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
153 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
155 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
157 * config/darwin-protos.h (machopic_function_base_name): Delete.
158 (machopic_function_base_sym): Likewise.
159 (machopic_gen_offset): Declare.
160 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
161 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
162 * config/darwin.c (machopic_function_base_name): Delete.
163 (machopic_function_base_sym): Likewise.
164 (gen_pic_offset): Rename to...
165 (machopic_gen_offset): ...this and remove the pic_base argument.
166 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
167 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
168 crtl->uses_pic_offset_table.
169 (machopic_indirect_data_reference): Use new machopic_gen_offset
171 (machopic_legitimize_pic_address): Likewise.
172 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
174 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
175 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
176 * config/i386/i386.c (output_set_got): Likewise.
177 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
179 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
180 (legitimate_address_p): Likewise.
181 (output_pic_addr_const): Likewise.
182 (output_addr_const_extra): Likewise.
183 (ix86_delegitimize_address): Expect darwin_local_data_pic to
184 match an UNSPEC rather than a MINUS.
185 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
186 (builtin_setjmp_receiver): Use machopic_gen_offset.
187 * config/i386/predicates.md (pic_symbolic_operand): Handle
188 UNSPEC_MACHOPIC_OFFSET.
190 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
191 Use machopic_gen_offset and machopic_operand_p.
192 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
193 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
194 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
195 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
196 Set crtl->uses_pic_offset_table.
198 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
200 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
202 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
203 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
204 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
205 (constant_pool_expr_p): Use split_const and check the base.
206 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
208 (legitimate_constant_pool_address_p): Check toc_relative_p
209 instead of constant_pool_expr_p.
210 (print_operand_address): Always use output_addr_const for
211 constant pool addresses.
212 (rs6000_output_addr_const_extra): New function.
213 (create_TOC_reference): Create an UNSPEC_TOCREL instead of
216 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
220 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
221 (mark_ref_live, mark_ref_dead): Use them.
222 (def_conflicts_with_inputs_p): Remove.
223 (mark_early_clobbers): New function.
224 (process_bb_node_lives): Call preprocess_constraints and
227 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
229 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
231 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
232 lib with -mthread switch.
234 2008-10-05 Dodji Seketeli <dodji@redhat.com>
237 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
238 function in two, making it call a new and reusable
239 dwarf2out_imported_module_or_decl() that takes the containing
240 BLOCK of the declaration in argument.
241 (dwarf2out_imported_module_or_decl_real): New function.
242 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
243 IMPORTED_DECL in account.
244 * tree.def: Added IMPORTED_DECL node type.
245 * tree.h: Added accessors for IMPORTED_DECL nodes.
246 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
248 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
250 * doc/gimple.texi: Fix some typos, wrap some long lines,
251 fix some broken wraps with continuations.
252 * tree-ssa-reassoc.c: Fix comment typos.
254 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
257 * pa.c (legitimize_pic_address): Force function labels to memory in
260 2008-10-04 Anton Blanchard <anton@samba.org>
262 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
263 (rs6000_split_atomic_op): Same.
264 (rs6000_split_compare_and_swap): Same.
265 (rs6000_split_compare_and_swapqhi): Same.
267 2008-10-04 Richard Guenther <rguenther@suse.de>
269 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
270 instead of pointer equality.
271 (vn_nary_op_eq): Likewise.
273 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
275 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
277 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
278 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
280 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
282 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
283 Revert previous change.
285 2008-10-03 Tom Tromey <tromey@redhat.com>
287 * stringpool.c (ggc_alloc_string): Terminate string.
289 2008-10-03 Jakub Jelinek <jakub@redhat.com>
291 * gimplify.c (gimplify_function_tree): For -finstrument-functions
292 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
293 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
296 * gimplify.c (declare_vars): Use gimple_bind_block instead of
299 2008-10-03 Pascal Obry <obry@adacore.com>
301 * gcov.c (create_file_names): Properly handle UNIX and DOS
302 directory separators.
303 (make_gcov_file_name): Likewise + convert the ':' DOS drive
304 separator to '~' to ensure clean filenames on Windows.
306 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
308 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
309 Add a null terminator to the stripped name.
311 2008-10-02 David Edelsohn <edelsohn@gnu.org>
313 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
314 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
315 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
317 Revert SCALAR_FLOAT_MODE_P condition.
318 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
320 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
323 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
325 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
327 2008-10-02 Richard Guenther <rguenther@suse.de>
330 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
331 and VECTOR_TYPE recurse with useless_type_conversion_p which
332 properly handles void pointer conversion.
334 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
337 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
338 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
340 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
342 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
343 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
344 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
345 they translate to non builtins.
346 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
347 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
348 __builtin_vec_promote, __builtin_vec_extract, and
349 __builtin_vec_insert.
350 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
351 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
352 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
353 * config/rs6000/altivec.h (vec_extract): Define
354 (vec_insert): Define.
355 (vec_splats): Define.
356 (vec_promote): Define.
358 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
359 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
360 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
362 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
364 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
365 prototype. Add new parameter, blk.
366 Use BLKmode for the MEM if blk is true.
367 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
368 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
369 ALTIVEC_BUILTIN_STVRXL.
370 Update usage of altivec_expand_lv_builtin.
371 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
372 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
373 (altivec_init_builtins): If compiling for the Cell, also define the
375 * config/rs6000/rs6000.h (rs6000_builtins): Define
376 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
377 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
378 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
379 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
380 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
381 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
382 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
383 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
384 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
385 UNSPEC_STVRX, and UNSPEC_STVRXL.
386 (altivec_lvlx): New pattern.
387 (altivec_lvlxl): New pattern.
388 (altivec_lvrx): New pattern.
389 (altivec_lvrxl): New pattern.
390 (altivec_stvlx): New pattern.
391 (altivec_stvlxl): New pattern.
392 (altivec_stvrx): New pattern.
393 (altivec_stvrxl): New pattern.
394 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
395 (vec_lvlxl): Likewise.
396 (vec_lvrx): Define if PPU is defined.
397 (vec_lvrxl): Likewise.
398 (vec_stvlx): Define if PPU is defined.
399 (vec_stvlxl): Likewise.
400 (vec_stvrx): Define if PPU is defined.
401 (vec_stvrxl): Likewise.
403 2008-10-01 Geert Bosch <bosch@adacore.com>
405 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
407 2008-10-01 Richard Guenther <rguenther@suse.de>
409 PR tree-optimization/37617
410 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
411 do not add to the NEW_SETS.
413 2008-10-01 Richard Guenther <rguenther@suse.de>
416 * tree-vrp.c (execute_vrp): If we optimized away the default
417 case make sure to promote the label that got in place of it
418 to a default case label.
420 2008-10-01 Richard Henderson <rth@redhat.com>
423 * tree-complex.c (set_component_ssa_name): Don't optimize
424 is_gimple_min_invariant values with ssa_names in abnormal phis.
426 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
428 PR tree-optimization/37662
429 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
430 commutative binary operation if they are in the wrong order and
431 fold_build2 produces non-GIMPLE.
433 2008-09-30 Jakub Jelinek <jakub@redhat.com>
435 PR tree-optimization/37662
436 PR tree-optimization/37663
437 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
438 get_value_range with non-SSA_NAME. Don't assert operands have been
439 folded, instead just bail out.
441 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
443 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
445 2008-09-30 Richard Guenther <rguenther@suse.de>
448 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
449 build restrict-qualified pointers.
450 (vectorizable_store): Move alias check later.
451 (vectorizable_load): Likewise.
453 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
455 * c-common.c (empty_if_body_warning): Remove.
456 * c-common.h (empty_if_body_warning): Remove.
457 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
458 here the -Wempty-body warning for `if' and `else' statements.
459 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
461 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
463 * config/i386/i386.opt: Add msse2avx.
465 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
466 * config/i386/linux64.h (ASM_SPEC): Likewise.
468 * doc/invoke.texi: Document -msse2avx.
470 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
472 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
474 2008-09-29 Joseph Myers <joseph@codesourcery.com>
476 * ifcvt.c (noce_emit_store_flag): If using condition from original
477 jump, reverse it if if_info->cond was reversed.
479 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
481 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
482 non-constant memory if it cannot be forced to constant memory.
483 Overhaul surrounding code and factor out common condition.
485 2008-09-29 Jeff Law <law@redhat.com>
487 * reload1.c (alter_reg): Add missing curly braces.
489 2008-09-29 Michael J. Eager <eager@eagercon.com>
491 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
493 * config/rs6000/rs6000.c (rs6000_override_options): Move
494 rs6000_init_hard_regno_mode_ok after all options changed.
495 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
496 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
497 -msimple-fpu flags. Add warning messages if single FP not configured.
498 (rs6000_file_start): Output gnu_attribute for single-float.
499 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
500 (rs6000_legitimize_address): Likewise.
501 (rs6000_legitimize_reload_address): Likewise.
502 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
504 (function_arg_advance): Likewise (partial conversion).
505 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
506 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
508 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
509 (rs6000_emit_prologue): Likewise.
510 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
512 (rs6000_libcall_value): Likewise.
513 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
514 (TARGET_DOUBLE_FLOAT): New default to 1
515 (TARGET_SIMPLE_FPU): New default to 0
516 (TARGET_SINGLE_FPU): New default to 0
517 (TARGET_SINGLE_FLOAT_MODE): New.
518 (TARGET_DOUBLE_FLOAT_MODE): New.
519 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
520 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
522 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
523 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
524 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
525 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
526 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
527 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
528 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
529 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
530 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
531 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
532 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
533 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
534 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
535 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
536 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
537 cmptf_internal1, *cmptf_internal2): Condition on
539 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
540 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
541 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
542 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
543 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
544 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
546 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
547 * config/rs6000/rs6000.opt (-msingle-float): New.
548 (-mdouble-float): New.
550 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
551 -msingle-float, -mdouble-float, -msimple-fpu options.
552 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
553 _SOFT_DOUBLE for -msingle-float.
554 * config.gcc: New config for target=powerpc-xilinx-eabi.
556 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
558 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
560 (new_scop): Take entry and exit edge to define new SCoP.
561 (sd_region_p): New structure used during SCoP detection.
562 (move_scops): Delete.
563 (move_sd_regions): New.
564 (scopdet_info): Change the definition from edges back to basic_blocks.
565 (scopdet_edge_info): Work on basic_blocks and rename to
566 scopdet_basic_block_info.
567 (split_difficult_bb): At the moment removed. We should later
568 add it at another place.
569 (build_scops_1): Work on basic_blocks.
570 (bb_in_sd_region): New.
571 (find_single_entry_edge): New.
572 (find_single_exit_edge): New.
573 (create_single_entry_edge): New.
574 (sd_region_without_exit): New.
575 (create_single_exit_edge): New.
576 (unmark_exit_edges): New.
577 (mark_exit_edges): New.
578 (create_sese_edges): New.
579 (build_graphite_scops): New.
580 (build_scops): Make SCoPs SESE.
581 (limit_scops): Use the new functions.
583 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
585 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
587 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
590 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
591 address to a register before taking the lower part.
593 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
595 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
598 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
599 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
602 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
603 the newly created variable.
604 Create a VECTOR_CST of all 1s for vector types.
606 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
609 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
611 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
613 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
614 order to convert between modes.
615 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
617 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
619 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
622 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
625 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
629 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
631 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
632 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
633 them to yield false with MIPS16.
635 2008-09-26 Jakub Jelinek <jakub@redhat.com>
638 * dwarf2out.c (tls_mem_loc_descriptor): New function.
639 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
640 mem_loc_descriptor failed. Accept UNSPEC.
641 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
642 fail if one of the loc_descriptor calls for pieces failed.
643 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
644 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
645 if loc_descriptor_from_tree_1 on offset failed.
648 * opts.c (common_handle_option): Don't call print_specific_help with
649 CL_SAVE as first argument.
651 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
652 Steve Ellcey <sje@cup.hp.com>
654 * configure: Regenerate for new libtool.
657 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
659 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
660 alias set on MEM when saving stack pointer.
661 * config/rs6000/rs6000.md (allocate_stack): Likewise
663 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
665 PR tree-optimization/37574
666 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
667 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
668 instead of vector_type for constants. Take computation out of loop.
669 (vect_get_vec_def_for_operand): Use only vectype for constant case,
670 and use only vector_type for invariant case.
671 (get_initial_def_for_reduction): Use vectype instead of vector_type.
673 2008-09-25 Jakub Jelinek <jakub@redhat.com>
676 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
677 the decl is a VAR_DECL or FUNCTION_DECL.
679 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
682 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
683 (mark_ref_live, mark_ref_dead): Use them.
684 (def_conflicts_with_inputs_p): Remove.
685 (mark_early_clobbers): New function.
686 (process_bb_node_lives): Call preprocess_constraints and
689 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
691 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
694 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
695 (ira_compress_allocno_live_ranges): New prototype.
697 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
698 (coalesced_allocnos_living_at_program_points): New.
699 (coalesced_allocnos_live_at_points_p,
700 set_coalesced_allocnos_live_points): New functions.
701 (coalesce_spill_slots): Rewrite.
703 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
704 ira_compress_allocno_live_ranges): New functions.
706 * ira-build.c (ira_flattening): Call
707 ira_compress_allocno_live_ranges.
710 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
712 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
715 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
717 * combine.c (make_compound_operation): Handle the 'E' format.
718 (count_rtxs): Likewise.
719 (update_table_tick): Likewise.
720 (get_last_value_validate): Likewise.
722 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
724 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
726 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
728 * matrix-reorg.c (transform_allocation_sites): Initializers
729 added to avoid the warning.
731 2008-09-25 Martin Jambor <mjambor@suse.cz>
733 * cgraph.c (free_nodes): New variable.
734 (NEXT_FREE_NODE): New macro.
735 (cgraph_create_node): Reuse nodes from the free list. Do not
736 update uid if doing so.
737 (cgraph_remove_node): Add the node to the free list.
739 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
741 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
743 2008-09-24 Richard Henderson <rth@redhat.com>
745 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
746 * unwind-dw2.c (execute_stack_op): Handle it.
748 2008-09-24 David Edelsohn <edelsohn@gnu.org>
751 2008-09-24 Michael J. Eager <eager@eagercon.com>
753 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
755 * c-common.c (fname_decl): New location argument.
756 * c-common.h (fname_decl): Same.
757 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
759 (c_parser_typeof_specifier): Same.
760 (c_parser_parms_list_declarator): Same.
761 (c_parser_asm_string_literal): Same.
762 (c_parser_compound_statement_nostart): Same.
763 (c_parser_label): Same.
764 (c_parser_do_statement): Same.
765 (c_parser_asm_statement): Same.
766 (c_parser_unary_expression): Same.
767 (c_parser_sizeof_expression): Same.
768 (c_parser_postfix_expression): Same.
769 (c_parser_pragma): Same.
770 (c_parser_omp_clause_collapse): Same.
771 (c_parser_omp_clause_num_threads): Same.
772 (c_parser_omp_clause_schedule): Same.
773 (c_parser_omp_all_clauses): Same.
774 (c_parser_omp_sections_scope): Same.
775 (c_parser_omp_for_loop): Same. Pass condition's location to
776 c_objc_common_truthvalue_conversion.
777 (c_parser_enum_specifier): Remove comment.
779 2008-09-24 Michael J. Eager <eager@eagercon.com>
781 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
783 * config/rs6000/rs6000.c (rs6000_override_options): Move
784 rs6000_init_hard_regno_mode_ok after all options changed.
785 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
786 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
787 -msimple-fpu flags. Add warning messages if single FP not configured.
788 (rs6000_file_start): Output gnu_attribute for single-float.
789 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
790 (rs6000_legitimize_address): Likewise.
791 (rs6000_legitimize_reload_address): Likewise.
792 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
794 (function_arg_advance): Likewise.
795 (function_arg): Likewise.
796 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
797 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
799 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
800 (rs6000_emit_prologue): Likewise.
801 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
803 (rs6000_libcall_value): Likewise.
804 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
805 (TARGET_DOUBLE_FLOAT): New default to 1
806 (TARGET_SIMPLE_FPU): New default to 0
807 (TARGET_SINGLE_FPU): New default to 0
808 (TARGET_SINGLE_FLOAT_MODE): New.
809 (TARGET_DOUBLE_FLOAT_MODE): New.
810 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
811 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
813 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
814 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
815 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
816 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
817 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
818 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
819 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
820 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
821 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
822 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
823 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
824 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
825 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
826 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
827 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
828 cmptf_internal1, *cmptf_internal2): Condition on
830 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
831 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
832 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
833 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
834 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
835 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
837 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
838 * config/rs6000/rs6000.opt (-msingle-float): New.
839 (-mdouble-float): New.
841 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
842 -msingle-float, -mdouble-float, -msimple-fpu options.
843 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
844 _SOFT_DOUBLE for -msingle-float.
845 * config.gcc: New config for target=powerpc-xilinx-eabi.
847 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
849 * config/sparc/constraints.md: New file.
850 * config/sparc/sparc.md: Include it.
851 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
852 (sparc_extra_constraint_check): Delete.
853 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
854 (memory_ok_for_ldd): New predicate.
855 (sparc_extra_constraint_check): Delete.
856 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
857 (CONST_OK_FOR_LETTER_P): Likewise.
858 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
859 (EXTRA_CONSTRAINT): Likewise.
861 2008-08-23 Steve Ellcey <sje@cup.hp.com>
863 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
865 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
867 * alias.c (find_base_value): Use FIND_BASE_TERM.
868 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
870 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
872 * config/i386/i386.c: Include cselib.h.
873 (ix86_pic_register_p): New function.
874 (ix86_delegitimize_address): Use it to check for the PIC register.
876 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
878 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
879 * config/i386/i386.c (ix86_find_base_term): Don't check for
880 SYMBOL_REF and LABEL_REF.
882 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
884 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
885 constant PLUS in a CONST.
887 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
889 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
890 check for sibcall support for w64.
892 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
894 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
896 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
898 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
899 parser_build_binary_op.
900 * c-decl.c (build_enumerator): Pass location to build_binary_op.
901 * c-typeck.c (build_array_ref): Same.
902 (parser_build_unary_op): New location argument.
903 (pointer_diff): Pass location to build_binary_op,
904 c_objc_common_truthvalue_conversion.
905 (build_modify_expr): Same.
906 (build_unary_op): New location argument.
907 (build_binary_op): New location argument.
908 (c_objc_common_truthvalue_conversion): Pass location to
909 c_*common_truthvalue_conversion.
910 * c-convert.c (convert): Same.
911 * c-common.c (binary_op_error): New location argument.
912 (pointer_int_sum): Pass location to build_binary_op.
913 (c_common_truthvalue_conversion): New location argument.
914 (warn_for_sign_compare): Same.
915 * c-common.h: Add location argument to c_common_truthvalue_conversion,
916 binary_op_error, build_binary_op, warn_for_sign_compare.
917 * c-parser.c (c_parser_condition): Pass location to
918 c_*common_truthvalue_conversion.
919 (c_parser_conditional_expression): Save condition's location and pass
921 (c_parser_binary_expression): Same, but for the binary operator's
923 (c_parser_omp_for_loop): Pass location to
924 c_objc_common_truthvalue_conversion.
926 2008-09-23 Martin Jambor <mjambor@suse.cz>
928 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
929 (cgraph_node_remove_callees): New temporary f. Hold the next item
931 (cgraph_node_remove_callers): Likewise.
933 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
934 (ipa_node_removal_hook): Likewise.
936 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
937 gimple_call_copy_skip_args and moved to the gimple_call section.
938 * gimple.c (gimple_copy_call_skip_args): Renamed to
939 gimple_call_copy_skip_args. Changed al users.
941 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
943 * ira-color.c (start_allocno_priorities): Rename to
944 setup_allocno_priorities. Use costs and
945 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
946 range lengths. Get rid off doubles.
947 (ira_fast_allocations): Call start_allocno_priorities.
949 2008-09-22 David Daney <ddaney@avtrex.com>
952 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
953 register if TARGET_LONG_CALLS.
955 2008-09-22 Richard Guenther <rguenther@suse.de>
957 PR tree-optimization/37145
958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
959 value-numbering union accesses with their offset and size only.
960 (visit_reference_op_load): Fix simplification of inserted conversions.
961 * tree-ssa-pre.c (find_or_generate_expression): Do not
962 recursively generate expressions if running FRE.
964 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
966 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
967 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
968 *baddu_di<mode>): New patterns.
970 2008-09-22 Richard Guenther <rguenther@suse.de>
972 PR tree-optimization/37145
973 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
974 (phi_translate_1): Constant fold references.
976 2008-09-22 Ira Rosen <irar@il.ibm.com>
978 PR tree-optimization/37482
979 * tree-vectorizer.h (struct _slp_instance): Add new field.
980 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
981 (get_earlier_stmt): New function.
982 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
984 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
985 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
986 asserts that GSI points to the scalar statement being vectorized.
987 Set new statement location according to GSI.
988 (vect_schedule_slp_instance): Use GSI of
989 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
991 2008-09-21 Jan Hubicka <jh@suse.cz>
993 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
994 (ipcp_insert_stage): Update dead_nodes bitmap.
996 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
999 * config/i386/t-cygming (SHLIB_LC): Remove.
1000 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1001 * config/i386/t-cygwin (SHLIB_LC): Specify all required
1004 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1008 * final.c (mark_symbol_ref_as_used): New helper function.
1009 (output_operand): Instead of just looking inside MEMs for
1010 SYMBOL_REFs, use new helper function and for_each_rtx.
1011 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1012 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1013 Make head comment more general.
1014 * config/darwin.c (machopic_output_indirection): Handle weak
1015 references here, like in assemble_external.
1017 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1019 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1020 (sparc_emit_float_lib_cmp): Change return type.
1021 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1022 (gen_compare_operator): New function.
1023 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1024 the comparison sequence. Minor tweaks.
1025 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1026 that the final operator and the result of sparc_emit_float_lib_cmp
1027 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1028 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1029 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1030 result of sparc_emit_float_lib_cmp match for software TFmode.
1031 (movqicc, movhicc, movsicc, movdicc): Merge into...
1032 (mov<I:mode>cc): ...this.
1033 (movsfcc, movdfcc, movtfcc): Merge into...
1034 (mov<F:mode>cc): ...this.
1035 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1037 (mov<I:mode>_cc_v9): ...this.
1038 (movdi_cc_sp64_trunc): Delete.
1039 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1040 movdi_cc_reg_sp64): Merge into...
1041 (mov<I:mode>_cc_reg_sp64): ...this.
1042 (movsf_cc_sp64): Rename into...
1043 (movsf_cc_v9): ...this.
1044 (movdf_cc_sp64): Rename into...
1045 (movdf_cc_v9): ...this.
1046 (movtf_cc_hq_sp64): Rename into...
1047 (movtf_cc_hq_v9): ...this.
1048 (movtf_cc_sp64): Rename into...
1049 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1051 2008-09-21 Diego Novillo <dnovillo@google.com>
1053 * doc/gccint.texi: Include generic.texi and gimple.texi.
1055 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1056 (GIMPLE): Move to gimple.texi.
1057 (Annotations): Remove references to to stmt_ann_t and
1059 (SSA Operands): Rename from 'Statement Operands'.
1060 * doc/generic.texi: New.
1061 * doc/gimple.texi: New.
1062 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
1064 * Makefile.in (TEXI_GCCINT_FILES):
1065 * gimple.c (gimple_copy_call_skip_args): Rename from
1066 giple_copy_call_skip_args. Update all users.
1067 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1069 2008-09-21 Ira Rosen <irar@il.ibm.com>
1071 PR tree-optimization/37539
1072 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1073 statement in related statement field only for the first load of the
1074 group of loads with the same data reference.
1076 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1078 * config/mips/mips.h (TUNE_OCTEON): New macro.
1079 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1080 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1081 * config/mips/octeon.md: New file.
1082 * config/mips/mips.md: Include octeon.md. Restore
1083 semi-alphabetical order of include files.
1085 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/i386.md (*jcc_fused_1): Removed.
1089 (*jcc_fused_2): Likewise.
1090 (*jcc_fused_3): Likewise.
1091 (*jcc_fused_4): Likewise.
1093 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1095 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1096 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1097 * target.h (gcc_target): Add ira_cover_classes.
1098 * ira.c: Remove IRA_COVER_CLASSES guards.
1099 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1100 instead of IRA_COVER_CLASSES.
1101 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1102 (setup_class_translate): Likewise.
1103 (setup_reg_class_intersect_union): Likewise.
1104 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1105 test of targetm.ira_cover_classes.
1106 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1107 of IRA_COVER_CLASSES.
1108 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1109 (TARGET_INITIALIZER): Include it.
1110 * targhooks.h (default_ira_cover_classes): Declare.
1111 * targhooks.c (default_ira_cover_classes): New function.
1113 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1115 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1117 2008-09-19 Ian Lance Taylor <iant@google.com>
1119 * varasm.c (narrowing_initializer_constant_valid_p): Return
1120 NULL_TREE if ENDTYPE is not an integer.
1122 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1125 * tree-ssa.c (execute_update_addresses_taken): Also update
1126 DECL_GIMPLE_REG_P for vector and complex types.
1128 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1129 Jan Hubicka <jh@suse.cz>
1132 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1133 empty before freeing them.
1134 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1136 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1138 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1139 * config/xtensa/predicates.md (tls_symbol_operand): New.
1140 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1141 (TARGET_CANNOT_FORCE_MEM): Define.
1142 (xtensa_tls_symbol_p): New.
1143 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1144 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1145 (xtensa_tls_module_base): New.
1146 (xtensa_call_tls_desc): New.
1147 (xtensa_legitimize_tls_address): New.
1148 (xtensa_legitimize_address): Handle TLS symbols.
1149 (xtensa_tls_referenced_p_1): New.
1150 (xtensa_tls_referenced_p): New.
1151 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1153 (XTENSA_BUILTIN_THREAD_POINTER): New.
1154 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1155 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1156 builtin. Add declarations for __builtin_thread_pointer and
1157 __builtin_set_thread_pointer.
1158 (xtensa_fold_builtin): Recognize new builtins.
1159 (xtensa_expand_builtin): Expand new builtins.
1160 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1161 (TARGET_THREADPTR): Define.
1162 (HAVE_AS_TLS): Define default value.
1163 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1164 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1165 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1166 (UNSPECV_SET_TP): New.
1167 (sym_TPOFF, sym_DTPOFF): New.
1168 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1169 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1170 * configure: Regenerated.
1172 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1175 * config/ia64/ia64.c (ia64_optimization_options): Move
1176 checking and setting flag_schedule_insns_after_reload and
1177 ia64_flag_schedule_insns2 back to ...
1178 (ia64_override_options): Here.
1180 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1183 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1184 zero extend count after the correction to it is done.
1185 (doloop_optimize): Update call to doloop_modify, don't zero extend
1188 2008-09-18 Martin Jambor <mjambor@suse.cz>
1190 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1192 * ipa-prop.c: Correct comments.
1193 * ipa-prop.h: Likewise.
1195 2008-09-18 Jan Hubicka <jh@suse.cz>
1198 * ipa-reference.c (ipa_reference_local_vars_info_d,
1199 ipa_reference_global_vars_info_d,
1200 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1201 ipa_reference_vars_info_t): Move here from ipa-reference.h
1202 (node_duplication_hook_holder, node_removal_hook_holder): New.
1203 (get_reference_vars_info_from_cgraph): Rename to ...
1204 (get_reference_vars_info): ... this one, use cgraph uids.
1205 (get_local_reference_vars_info, get_global_reference_vars_info):
1206 Use cgraph instead of decl.
1207 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1209 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1210 ipa_reference_get_written_global,
1211 ipa_reference_get_not_written_global): Use cgraph argument.
1212 (check_call): Simplify avail check.
1213 (scan_stmt_for_static_refs): Update.
1214 (propagate_bits): Update.
1215 (merge_callee_local_info): Remove.
1216 (init_function_info): Use cgraph nodes.
1217 (clean_function_local_data): Break out from ...
1218 (clean_function): ... here.
1219 (copy_local_bitmap, copy_global_bitmap): New functions.
1220 (duplicate_node_data, remove_node_data): New functions.
1221 (generate_summary): Register hooks; use visibility instead of
1223 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1224 * ipa-reference.h (ipa_reference_local_vars_info_d,
1225 ipa_reference_global_vars_info_d,
1226 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1227 ipa_reference_vars_info_t): Move to ipa-reference.c
1228 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1230 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1231 ipa_reference_get_not_read_global,
1232 ipa_reference_get_not_written_global): Update prototype.
1233 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1234 (init_state): Remove.
1235 (node_duplication_hook_holder, node_removal_hook_holder): New.
1236 (get_function_state, set_function_state): Use VECtor.
1237 (analyze_function): Check body availability.
1238 (add_new_function): Likewise.
1239 (duplicate_node_data, remove_node_data): New.
1240 (generate_summary): Register hooks; do not care about clones.
1241 (propafate): Do not care about clones; recursive functions are
1243 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1244 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1245 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1247 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1248 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1249 Update call of ipa-reference accesors.
1251 2008-09-18 Simon Baldwin <simonb@google.com>
1253 * c-opts.c (c_common_handle_option): Add handling for
1254 -Wbuiltin-macro-redefined command line option.
1255 * c.opt: Added builtin-macro-redefined option.
1256 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1259 2008-09-18 Richard Guenther <rguenther@suse.de>
1261 PR tree-optimization/37258
1262 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1263 and signedness for integral types.
1264 (vn_phi_eq): Require compatible types.
1266 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1269 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1270 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1272 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1273 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1274 ggc_free other TREE_LIST nodes from that chain.
1275 * function.c (instantiate_decls): Instantiate also DECL_RTL
1276 of vars in cfun->local_decls, free that list afterwards.
1278 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1280 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1281 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1283 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1285 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1286 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1288 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1290 PR tree-optimization/37102
1291 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1292 from a node. Check to see if another PHI is dead.
1293 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1294 remove real PHIs which have no uses.
1295 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1297 2008-09-18 Richard Guenther <rguenther@suse.de>
1300 * tree-cfg.c (remove_useless_stmts_1): Remove
1301 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1303 2008-09-18 Nick Clifton <nickc@redhat.com>
1305 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1306 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1307 to frv_secondary_reload_class.
1308 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1309 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1310 (frv_secondary_reload_class): Omit unused parameter.
1311 (frv_secondary_reload): New function. Handle the case when
1312 secondary_reload_class() is called before the reload_(in|out)
1313 _optabs have been initialised.
1314 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1316 * config/frv/frv.md: Define an exclusion set between fr550_m0
1319 2008-09-18 Richard Guenther <rguenther@suse.de>
1321 PR tree-optimization/37456
1322 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1323 want to insert after ends a BB insert on the single fallthru
1326 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1328 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1329 Mention -march=z9-109, z9-ec and z10.
1331 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1333 PR rtl-optimization/37544
1334 * regrename.c (maybe_mode_change): Exit early when copy_mode
1335 is narrower than orig_mode and narrower than new_mode.
1337 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1340 * sched-int.h (struct _haifa_insn_data): Remove unused field
1343 * sched-rgn.c (ref_counts): Remove.
1344 (insn_referenced): New static variable.
1345 (INSN_REF_COUNT): Remove.
1346 (sched_run_compute_dependencies): Use insn_referenced instead of
1348 (add_branch_dependences): Likewise. Delete dead assignment.
1350 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1352 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1353 consumer is an asm. Add comment why this is important.
1354 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1355 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1358 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1360 * expr.c (emit_group_store): Do not shift before moving via a
1363 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1365 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1366 from aggregate to non-aggregate type if the bit pattern is not fully
1367 preserved afterwards.
1369 2008-09-17 Richard Guenther <rguenther@suse.de>
1371 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1372 (verify_gimple_assign): ... this. Split into ...
1373 (verify_gimple_assign_unary): ... this,
1374 (verify_gimple_assign_binary): ... that,
1375 (verify_gimple_assign_single): ... and this.
1376 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1377 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1378 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1379 (verify_types_in_gimple_reference): Be forgiving with
1381 (verify_gimple_phi): Deal with virtual operands.
1383 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1385 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1387 * tree.c (get_callee_fndecl): Don't call the language hook.
1388 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1389 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1390 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1392 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1394 * tree.c (protected_set_expr_location): Don't unnecessarily
1395 check for error_mark_node.
1397 2008-09-17 Art Haas <ahaas@impactweather.com>
1399 * ipa-reference.c (analyze_function): Declare step only if
1400 ENABLE_CHECKING is defined.
1402 2008-09-17 Jan Hubicka <jh@suse.cz>
1405 * tree.h (DECL_INLINE): remove.
1406 (DECL_DECLARED_INLINE_P): Update docs.
1407 (DECL_NO_INLINE_WARNING_P): new.
1408 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1409 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1411 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1412 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1415 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1418 2008-09-17 Jan Hubicka <jh@suse.cz>
1420 * ipa-reference.c (ipa_obstack): Remove.
1421 (local_info_obstack, global_info_obstack): New.
1422 (add_static_var): We now handle variables only.
1423 (mark_address_taken, mark_load, mark_store): New functions based on ...
1424 (check_operand): ... remove.
1425 (get_asm_stmt_operands): Rename to ...
1426 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1427 (scan_stmt_for_static_refs): Rewrite.
1428 (scan_op_for_static_refs): Rename to ...
1429 (scan_initializer_for_static_refs): do not look for VAR_DECL
1430 initializers; stop recursion on types and decls.
1431 (ipa_init): Use proper obstacks.
1432 (analyze_variable): Use scan_initializer_for_static_refs.
1433 (init_function_info): Use local obstack.
1434 (analyze_function): Simplify.
1435 (add_new_function): We don't need visited_nodes obstack.
1436 (generate_summary): Use proper obstacks; cleanup after propagation.
1438 2008-09-17 Richard Guenther <rguenther@suse.de>
1441 PR tree-optimization/37491
1442 * alias.c (get_alias_set): Use the canonical type.
1443 * tree-vect-transform.c (vectorizable_store): Use the type of
1444 the lhs for the vector type. Adjust checking.
1445 (vectorizable_load): Adjust checking.
1447 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1448 Adam Nemet <anemet@caviumnetworks.com>
1450 PR rtl-optimization/37483
1451 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1452 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1453 Rearrange code to better match the original comment. Check
1454 t_unconditional first. Improve comment.
1456 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1459 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1460 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1463 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1464 GIMPLE_TRY if cleanup sequence is empty.
1466 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1469 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1470 eliminate IV if the cost are the same.
1472 2008-09-16 Richard Guenther <rguenther@suse.de>
1475 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1478 2008-09-16 Richard Guenther <rguenther@suse.de>
1480 PR tree-optimization/37508
1481 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1483 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1485 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1487 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1489 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1490 use gen_floatdidf2 directly.
1491 (floatunssidf2): Likewise.
1492 (floatsidf_ppc64_mfpgpr): Remove.
1493 (floatsidf_ppc64): Remove.
1494 (floatunssidf_ppc64): Remove.
1496 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1498 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1499 rather than update_cost_queue.
1501 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1502 in every call starting with the second one, instead of only when
1503 alias_bitmap_obstack.elements != NULL.
1505 * tree-predcom.c (filter_suitable_components): Free all refs in
1506 act->refs vector before calling release_component.
1507 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1509 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1511 * tree-loop-linear.c (linear_transform_loops): Initialize
1512 lambda_obstack only after calling perfect_loop_nest_depth.
1513 Goto free_and_continue instead of just continue for later failures.
1516 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1519 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1521 2008-09-14 Andreas Schwab <schwab@suse.de>
1523 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1525 2008-09-14 Jan Hubicka <jh@suse.cz>
1527 * invoke.texi (-fconserve-stack): Document.
1528 * opts.c (decode_options): Handle conserve_stack.
1529 * common.opt (fconvserve_stack): New.
1531 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1533 * config.host: Add x-aix to host_xmake_file.
1534 * config/rs6000/t-aix52: Do not override LDFLAGS.
1535 * config/rs6000/x-aix: New file.
1537 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1543 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1544 is not recognized as a valid register usage. Allow REG_X to be used
1546 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1547 forces a reload when using a base register.
1549 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1551 * config/i386/cygming-crtend.c (register_frame_ctor): If
1552 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1553 directly with atexit.
1554 (deregister_frame_ctor): Rename to ...
1555 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1556 if !DEFAULT_USE_CXA_ATEXIT.
1558 2008-09-13 Jan Hubicka <jh@suse.cz>
1560 * cgraph.c: Include value-prof.h
1561 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1563 2008-09-13 Jan Hubicka <jh@suse.cz>
1566 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1567 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1568 tree_gen_one_value_profiler, tree_gen_average_profiler,
1569 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1571 2008-09-13 Jan Hubicka <jh@suse.cz>
1573 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1574 too many bytes on misalligned blocks.
1576 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1578 * doc/cfg.texi: Fix some typos.
1579 * doc/extend.texi: Likewise.
1580 * doc/install.texi: Likewise.
1581 * doc/invoke.texi: Likewise.
1582 * doc/rtl.texi: Likewise.
1583 * doc/tree-ssa.texi: Likewise.
1585 2008-09-13 Richard Guenther <rguenther@suse.de>
1588 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1589 gimple stores for memory rhs.
1591 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1593 PR rtl-optimization/37489
1594 * cse.c (fold_rtx): Don't return const_true_rtx for float
1595 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1597 2008-09-13 Jan Hubicka <jh@suse.cz>
1599 PR tree-optimization/37392
1600 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1602 2008-09-13 Martin Jambor <mjambor@suse.cz>
1603 Jan Hubicka <jh@suse.cz>
1605 * cgraph.c (free_edges): New variable.
1606 (NEXT_FREE_EDGE): New macro.
1607 (cgraph_free_edge): New function.
1608 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1609 (cgraph_node_remove_callees): Likewise.
1610 (cgraph_node_remove_callers): Likewise.
1611 (cgraph_create_edge): Reuse edges from the free list. Do not
1612 update uid if doing so.
1613 (cgraph_remove_*_hook): Add free call.
1615 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1617 * ira-color.c (conflict_allocno_vec): Delete.
1618 (update_cost_queue_elem): New structure.
1619 (update_cost_queue): New variable.
1620 (update_cost_queue_tail): Likewise.
1621 (update_cost_queue_elems): Likewise.
1622 (allocno_update_cost_check): Delete.
1623 (initiate_cost_update): Allocate update_cost_queue_elems
1624 instead of allocno_update_cost_check.
1625 (finish_cost_update): Update the free()s accordingly.
1626 (start_update_cost): New function.
1627 (queue_update_cost): Likewise.
1628 (get_next_update_cost): Likewise.
1629 (update_copy_costs_1): Inline into...
1630 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1631 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1632 once we've established they are equal. Don't allocate update
1633 costs if there is nothing to add to them.
1634 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1635 DIVISOR arguments. Use a queue instead of recursive calls;
1636 process all the allocnos in the initial queue, rather than
1638 (assign_hard_reg): Use queue_update_cost instead of
1639 conflict_allocno_vec. Queue coalesced allocnos instead
1640 of calling update_conflict_hard_regno_costs for each one.
1641 Just call update_conflict_hard_regno_costs once for the
1643 (ira_color): Remove conflict_allocno_vec handling.
1645 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1647 PR tree-optimization/37484
1648 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1649 (save_var_name): Same.
1650 (initialize_cloog_names): Same.
1651 (initialize_cloog_names): Same.
1653 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1655 * tree-scalar-evolution.c (set_instantiated_value): Set
1658 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1662 * ira-build.c (common_loop_tree_node_dominator): Remove.
1663 (copy_live_ranges_to_removed_store_destinations): New function.
1664 (regno_top_level_allocno_map): Move to top level from ...
1665 (ira_flattening): ... here. Use
1666 copy_live_ranges_to_removed_store_destinations.
1668 * ira-emit.c (generate_edge_moves): Fix a comment.
1670 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1673 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1674 scratch register after 'set' pattern.
1676 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1678 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1679 information passed to mark_reg_pointer.
1680 * explow.c (force_reg): Likewise.
1682 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1684 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1685 when building for the celledp architecture.
1687 2008-09-12 Richard Guenther <rguenther@suse.de>
1689 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1691 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1693 PR rtl-optimization/37424
1694 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1695 the regnos instead of the addresses.
1697 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1699 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1701 2008-09-11 Richard Guenther <rguenther@suse.de>
1703 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1704 entering the weaker equivalence recording.
1706 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1708 2008-09-11 Jeff Law <law@redhat.com>
1710 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1711 by assign_stack_local on the IRA path for stack slot sharing
1712 as well as the non-IRA path.
1714 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1716 * config/i386/i386.h: Fix whitespace issues.
1718 2008-09-11 Martin Jambor <mjambor@suse.cz>
1720 * ipa-prop.h (struct ipa_param_flags): Removed.
1721 (struct ipa_param_descriptor): New structure.
1722 (struct ipa_node_params): ipcp_lattices, param_decls and
1723 param_flags moved to ipa_param_description.
1724 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1725 descriptors. Renamed all users.
1726 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1727 changed to access descriptors. Renamed all users.
1728 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1729 to access descriptors. Renamed all users.
1730 * ipa-cp.c (ipcp_init_cloned_node): Call
1731 ipa_initialize_node_params instead of ipa_count_formal_params and
1732 ipa_create_param_decls_array.
1733 (ipcp_analyze_node): Likewise.
1734 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1735 descriptors. Renamed all users.
1736 (ipcp_initialize_node_lattices): Remove allocation.
1737 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1738 ipa_initialize_node_params instead of ipa_count_formal_params and
1739 ipa_create_param_decls_array.
1740 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1741 ipa_populate_param_decls, made static, added parameter info,
1742 renamed mt to node, removed allocation, changed to use
1744 (ipa_count_formal_params): Made static, added parameter info,
1746 (ipa_initialize_node_params): New function.
1747 (ipa_check_stmt_modifications): Changed to use descriptors.
1748 (ipa_detect_param_modifications): Removed allocation, changed to
1750 (ipa_note_param_call): Changed to use descriptors.
1751 (ipa_analyze_params_uses): Removed allocation.
1752 (ipa_free_node_params_substructures): Changed to use descriptors.
1753 (ipa_edge_duplication_hook): Use the unused attribute.
1754 (ipa_node_duplication_hook): Use the unused attribute, changed to
1755 use descriptors, changed to duplicate descriptors.
1757 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1758 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1759 indirect inlining. Made static.
1760 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1761 functions called only once.
1762 (cgraph_decide_recursive_inlining): Don't call
1763 ipa_propagate_indirect_call_infos, pass new_edges to
1764 cgraph_mark_inline_edge instead.
1765 (cgraph_decide_inlining_of_small_functions): Don't call
1766 ipa_propagate_indirect_call_infos, pass new_edges to
1767 cgraph_mark_inline_edge instead.
1768 (cgraph_decide_inlining): Don't call
1769 ipa_propagate_indirect_call_infos.
1770 * ipa-prop.c: Check that vectors are allocated.
1772 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1773 iff a new cgraph edges have been created.
1774 (cgraph_decide_inlining): New variable redo_always_inline.
1775 Flattening and always_inlining loop until callgraph stabilizes.
1776 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1777 true iff new cgraph edges have been created.
1778 (propagate_info_to_inlined_callees): Likewise.
1779 (ipa_propagate_indirect_call_infos): Likewise.
1781 2008-09-11 Richard Guenther <rguenther@suse.de>
1783 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1784 (set_prologue_iterations): Likewise.
1785 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1787 (vect_update_init_of_dr): Likewise.
1788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1790 * fold-const.c (fold_unary): Do not generate calculations
1793 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1795 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1796 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1797 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1799 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1801 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1802 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1803 before finalizing the changes.
1804 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1806 (simplify_truth_ops_using_ranges): New.
1807 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1808 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1809 whether a simplification was made.
1810 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1811 use a switch statement and also call simplify_truth_ops_using_ranges.
1813 2008-09-11 Jan Hubicka <jh@suse.cz>
1815 * ggc-common.c (loc_array): Make static.
1816 * dce.c (rest_of_handle_ud_dce): Free worklist.
1818 2008-09-11 Jan Hubicka <jh@suse.cz>
1820 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1821 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1822 function so we are sure we do not dangle it forever.
1823 * function.c (outer_function_chain, find_function_data): Remove.
1824 (function_context_stack): New.
1825 (push_function_context, pop_function_context): Update.
1826 * function.h (struct function): Remove pointer outer.
1827 (outer_function_chain, find_function_data): Remove.
1828 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1830 2008-09-11 Jan Hubicka <jh@suse.cz>
1833 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1835 2008-09-11 Jan Hubicka <jh@suse.cz>
1837 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1839 2008-09-11 Jan Hubicka <jh@suse.cz>
1841 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1842 (free_var_map_entry): New function.
1843 (redirect_edge_var_map_destroy): Use it.
1845 2008-09-11 Jan Hubicka <jh@suse.cz>
1848 * tree-inline.c (add_lexical_block): Replace with ...
1849 (prepend_lexical_block): ... prepend at begginig.
1850 (remap_blocks): Use it and reverse later.
1851 (expand_call_inline): Use prepend_lexical_block.
1853 2008-09-11 Jan Hubicka <jh@suse.cz>
1855 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1857 2008-09-11 Jan Hubicka <jh@suse.cz>
1859 * function.c (free_after_compilation): Call insn_locators_free.
1860 * cfglayout.c (insn_locators_free): New function.
1861 * rtl.h (insn_locators_free): Declare.
1863 2008-09-11 Jan Hubicka <jh@suse.cz>
1865 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1867 (cond_move_process_if_block): Update call.
1869 2008-09-11 Jan Hubicka <jh@suse.cz>
1871 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1872 * vec.c: Include hashtab.h
1873 (vec_descriptor, ptr_hash_entry): New structures.
1874 (vec_desc_hash, vec_ptr_map): New static variables.
1875 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1876 register_overhead, free_overhead, vec_heap_free): New functions.
1877 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1878 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1879 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1882 2008-09-11 Ira Rosen <irar@il.ibm.com>
1884 PR tree-optimization/37474
1885 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1886 length of load permutation.
1888 2008-09-11 Andreas Schwab <schwab@suse.de>
1890 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1892 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1895 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1896 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1897 simplify_gen_subreg.
1899 2008-09-11 Ira Rosen <irar@il.ibm.com>
1901 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1904 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1907 * gimplify.c (gimplify_body): Call default_rtl_profile.
1910 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1911 instead of tok->val.node if not expanding to something else. Handle
1912 intervening CPP_PADDING tokens.
1913 (altivec_categorize_keyword): Remove unneeded comparisons.
1915 2008-09-10 Richard Guenther <rguenther@suse.de>
1917 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1919 2008-09-10 Richard Guenther <rguenther@suse.de>
1922 * tree-inline.c (insert_init_stmt): Make sure to not
1923 insert invalid gimple stores.
1925 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1927 PR tree-optimization/37388
1928 * toplev.c (process_options): Fail and warn when graphite
1929 flags are used, but the compiler has not been configured
1930 with graphite libraries.
1931 * graphite.c (graphite_transform_loops): Remove printfs
1932 to dump_file for the case when graphite is not available.
1934 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1937 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1938 the even element into register.
1939 (ix86_expand_vector_init_general): Don't use
1940 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1941 if we can't move from GPR to SSE register directly.
1943 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1945 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1946 not lose track of the number of NOPs needed. Number of NOPs needed
1947 for sync vs. loads workaround was switched; corrected. Run second
1948 pass for all workarounds. No NOPs needed after call insns. Change
1949 second pass to use find_next_insn_start and find_load helpers in order
1950 to properly detect parallel insns.
1951 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1953 2008-09-10 Jan Hubicka <jh@suse.cz>
1955 * value-prof.c (gimple_ic): Fix tuplification bug.
1956 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1959 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1961 PR tree-optimization/37353
1962 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1963 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1964 calls instead of cond_dead_built_in_calls.
1965 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1966 initalize the vector only before adding first entry. Use VEC_safe_push
1967 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1968 shrink_wrap_conditional_dead_built_in_calls call.
1970 2008-09-10 Ira Rosen <irar@il.ibm.com>
1972 PR tree-optimization/37385
1973 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1974 argument, and use it as a vector type if not NULL.
1975 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1977 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1978 additional argument.
1979 (vectorizable_load): Likewise.
1981 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1983 * config/i386/i386.md (SWI32): New mode iterator.
1984 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1987 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1989 PR rtl-optimization/37435
1990 * caller-save.c (insert_restore, insert_save): Check the mode by
1993 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1996 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1998 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2001 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2003 * doc/invoke.texi (ARM Options): Correct errors in discussion
2004 of -mfloat-abi, -mhard-float, and -msoft-float.
2006 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2007 Jan Hubicka <jh@suse.cz>
2010 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2011 calling gimple_regimplify_operands on it. Iterate over all newly
2012 added statements, not just the last one.
2013 (insert_init_stmt): Insert stmt into seq first, then call
2014 gimple_regimplify_operands on it. Don't create new gimplification
2015 context, nor find referenced vars.
2017 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2020 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2021 to pointer to vector pointer.
2022 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2023 propagate_info_to_inlined_callees): Likewise.
2024 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2025 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2026 ipa_check_create_edge_args.
2027 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2028 argument to pointer to vector pointer.
2029 (cgraph_decide_inlining_of_small_function): Adjust
2030 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2034 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2035 optimizing for size, not speed.
2037 PR rtl-optimization/37408
2038 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2039 if parm is promoted.
2041 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2043 PR tree-optimization/37375
2044 * tree-scalar-evolution.c (scev_info_str): Add field
2046 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2047 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2048 set_instantiated_value): Pass instantiated_below.
2049 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2051 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2052 the definitions are not instantiated.
2054 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2055 (block_before_loop): New.
2056 * tree-data-ref.c (dr_analyze_indices): Update uses of
2058 * graphite.c (block_before_scop): New.
2059 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2060 basic block, not a loop for determining the parameters.
2061 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2063 (idx_record_params, find_params_in_bb, find_scop_parameters,
2064 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2065 to instantiate_scev.
2067 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2069 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2073 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2075 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2076 Check zero freq and increase if necessary.
2078 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2080 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2081 regno is in the right range. Add comments.
2083 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2085 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2087 * mips-tfile.c (copy_object): Cast alloca result to int *.
2088 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2090 Rename class to sclass.
2091 (read_tfile): Cast read_seek return values to proper types.
2092 Cast xcalloc return value to proper type.
2094 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2096 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2097 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2098 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2100 2008-09-09 Jan Hubicka <jh@suse.cz>
2102 * profile.c (is_edge_inconsistent): Add debug output; ignore
2103 negative count on fake edges.
2104 (is_inconsistent): Add debug output.
2106 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2108 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2110 (choose_ready): When first insn is chosen from the ready list, also
2113 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2115 PR rtl-optimization/37360
2116 * haifa-sched.c (max_issue): Do not assert that we never issue more
2117 insns than issue_rate. Add comment.
2119 2008-09-09 Richard Guenther <rguenther@suse.de>
2121 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2122 (verify_types_in_gimple_call): Rename to ...
2123 (verify_gimple_call): ... this. Enhance.
2124 (verify_types_in_gimple_cond): Remove.
2125 (verify_gimple_comparison): New function ...
2126 (verify_types_in_gimple_assign): ... split out from here.
2127 (verify_types_in_gimple_return): Rename to ...
2128 (verify_gimple_return): ... this. Enhance.
2129 (verify_types_in_gimple_switch): Rename to ...
2130 (verify_gimple_switch): ... this. Enhance.
2131 (verify_gimple_goto): New function.
2132 (verify_types_in_gimple_phi): Rename to ...
2133 (verify_gimple_phi): ... this. Enhance.
2134 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2135 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2136 (verify_types_in_gimple_seq_2): Remove cases handled in
2137 verify_types_in_gimple_stmt.
2139 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2141 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2142 (push_multiple_operation, pop_multiple_operation): Set it.
2143 (workaround_rts_anomaly): New function.
2144 (workaround_speculation): New function, broken out of bfin_reorg.
2145 (bfin_reorg): Call the new functions.
2147 2008-09-09 Richard Guenther <rguenther@suse.de>
2151 * gimplify.c (gimplify_conversion): Change conversions of
2152 non-register type to VIEW_CONVERT_EXPRs.
2153 (gimplify_addr_expr): If we need to make the operand
2154 addressable make sure to use a properly initialized
2155 temporary for that so it gets a valid gimple store.
2157 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2159 * function.h (struct function): Add function_start_locus.
2160 * cfgexpand.c (gimple_expand_cfg): Use it.
2161 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2163 2008-09-09 Richard Guenther <rguenther@suse.de>
2165 PR tree-optimization/37433
2166 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2169 2008-09-09 Richard Guenther <rguenther@suse.de>
2171 PR tree-optimization/37387
2172 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2173 and bits to a common type.
2175 2008-09-09 Nick Clifton <nickc@redhat.com>
2177 * config/v850/v850.md (return): Restore frame size restriction.
2179 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2181 * c-common.c (c_expand_decl): Remove.
2182 * c-common.h (anon_aggr_type_p): Remove prototype.
2183 (DECL_ANON_UNION_ELEMS): Remove.
2184 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2185 * c-decl.c (anon_aggr_type_p): Remove.
2186 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2187 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2188 * langhooks.h (struct lang_hooks): Remove expand_decl.
2189 * langhooks.c (lhd_expand_decl): Remove.
2190 * stmt.c (expand_anon_union_decl): Remove.
2191 * tree.h (expand_anon_union_decl): Remove prototype.
2193 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2196 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2198 * config/avr/avr.md (QISI) : Define mode iterator.
2199 (negated_tst<mode>) : Redefine as split using mode macro.
2200 (reversed_tstqi): Define insn as reversed compare with zero.
2201 (reversed_tsthi): Ditto.
2202 (reversed_tstsi): Ditto.
2204 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2207 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2208 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2211 * predict.c (optimize_function_for_size_p): Don't segfault if
2213 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2214 tree_swap_operands_p): Don't test cfun != NULL before calling
2215 optimize_function_for_s*_p.
2217 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2219 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2222 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2224 * crx/crx.h (IRA_COVER_CLASSES): Define.
2226 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2229 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2230 even when a stmt has been gimple_modified_p, but after fold_stmt is
2231 not any longer. Remove unneeded may_have_exposed_new_symbols
2234 2008-09-08 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/37421
2237 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2240 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2243 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2245 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2248 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2249 * pa-hpux10.h (LINK_SPEC): Likewise.
2250 * pa-hpux11.h (LINK_SPEC): Likewise.
2252 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2254 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2255 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2257 2008-09-07 Helge Deller <deller@gmx.de>
2259 * pa/linux-atomic.c: New file.
2260 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2261 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2263 2008-09-07 Richard Guenther <rguenther@suse.de>
2264 Ira Rosen <irar@il.ibm.com>
2266 PR tree-optimization/36630
2267 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2268 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2270 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2271 Ira Rosen <irar@il.ibm.com>
2273 PR tree-optimization/35642
2274 * config/rs6000/altivec.md (mulv8hi3): Implement.
2276 2008-09-06 Jeff Law <law@redhat.com>
2278 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2280 2008-09-06 Jan Hubicka <jh@suse.cz>
2282 PR tree-optimization/14703
2283 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2285 * passes.c (init_optimization_passes): Recompute inline parameters.
2287 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2289 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2292 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2293 Peter Fuerst <post@pfrst.de>
2295 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2296 * doc/extend.texi: Document __builtin_mips_cache.
2297 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2298 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2299 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2300 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2301 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2302 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2303 (set_push_mips_isas): New variable.
2304 (mips_r10k_cache_barrier): New variable.
2305 (cache): New availability predicate.
2306 (mips_builtins): Add an entry for __builtin_mips_cache.
2307 (mips_build_cvpointer_type): New function.
2308 (MIPS_ATYPE_CVPOINTER): New macro.
2309 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2311 (r10k_simplified_address_p, r10k_simplify_address)
2312 (r10k_uncached_address_p, r10k_safe_address_p)
2313 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2314 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2315 (r10k_insert_cache_barriers): New functions.
2316 (mips_reorg_process_insns): Delete cache barriers after a
2317 branch-likely instruction.
2318 (mips_reorg): Call r10k_insert_cache_barriers.
2319 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2320 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2321 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2322 (mips_cache, r10k_cache_barrier): New define_insns.
2324 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2326 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2327 * ira-color.c (setup_allocno_left_conflicts_num): Use
2328 hard_reg_set_equal_p instead of a comparison with
2329 ira_zero_hard_reg_set.
2330 * ira.c (setup_reg_subclasses): Likewise.
2331 (setup_cover_and_important_classes): Likewise.
2332 (setup_class_translate): Likewise.
2333 (setup_reg_class_intersect_union): Likewise.
2334 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2335 (ira_init_once): Don't initialize them.
2337 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2339 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2341 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2343 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2345 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2347 Improved branch hints, safe hints, and scheduling.
2349 * haifa-sched.c (sched_emit_insn) : Define.
2350 * sched-int.h (sched_emit_insn) : Add prototype.
2351 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2352 -mhint-max-distance -msafe-hints) : Document.
2353 * config/spu/spu.c (spu_flag_var_tracking): New.
2354 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2355 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2356 TARGET_ASM_FILE_START): Define.
2357 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2358 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2359 (spu_emit_branch_hint): Add blocks argument.
2360 (insert_branch_hints, insert_nops): Remove.
2361 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2362 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2363 spu_sched_reorder, asm_file_start): New functions.
2364 (clock_var, spu_sched_length, pipe0_clock,
2365 pipe1_clock, prev_clock_var, prev_priority,
2366 spu_ls_first, prev_ls_clock): New static variables.
2367 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2368 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2369 (nopn_nv): Add a non-volatile version of nop.
2370 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2371 -mhint-max-distance, -msafe-hints): New options.
2373 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2374 Samuel Tardieu <sam@rfc1149.net>
2376 * opts.c (decode_options): Combine nested if statements.
2379 * opts.c (decode_options): Handle more relationships among
2380 unit-at-a-time, toplevel-reorder, and section-anchors.
2382 2008-09-05 David Daney <ddaney@avtrex.com>
2384 * doc/install.texi (--enable-reduced-reflection): Document new option.
2386 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2388 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2390 (constantpool_operand): New.
2391 (move_operand): Disallow sub-word modes for the constant pool.
2392 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2393 (xtensa_secondary_reload_class): Replace with....
2394 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2395 Set icode for sub-word reloads from the constant pool.
2396 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2397 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2398 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2399 * config/xtensa/xtensa-protos.h: Update prototypes.
2401 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2403 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2404 (REG_CLASS_NAMES): Update.
2405 (REG_CLASS_CONTENTS): Update.
2406 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2407 of ALL_REGS for regs 77 and 78.
2408 * function.c (instantiate_virtual_regs_in_insn): Assert that
2409 return value of simplify_gen_subreg is not NULL.
2411 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2413 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2414 (gen_rtvec_v): Fix coding standards.
2416 2008-09-04 Jan Hubicka <jh@suse.cz>
2418 * i386.c (decide_alg): Be more conservative about optimizing for size.
2420 2008-09-04 Ian Lance Taylor <iant@google.com>
2422 * varasm.c (narrowing_initializer_constant_valid_p): New
2424 (initializer_constant_valid_p): Call it.
2426 2008-09-04 Jeff Law <law@redhat.com>
2428 * fold-const.c (native_encode_real): Fix computation of WORDS.
2429 (native_interpret_real): Likewise.
2431 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2433 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2435 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2437 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2438 that the cost is already taken into account in ira-costs.c
2440 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2442 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2443 ira_debug_copies): New.
2444 (ira_bulid): Call print_copies.
2446 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2448 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2451 * config/rs6000/rs6000.c (optimization_options): Remove check of
2452 flag_toplevel_order.
2454 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2456 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2457 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2458 second operand is a reg_imm10_operand.
2459 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2460 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2461 (*seq_<GPR:mode><GPR2:mode>): Rename to
2462 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2464 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2465 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2467 (*sne_<GPR:mode><GPR2:mode>): Rename to
2468 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2471 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2473 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2474 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2475 combining an arithmetic right shift by more than 31 and a
2476 trunction. Don't match for out-of-range shift amounts. Set
2477 attribute mode to <MODE>.
2478 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2479 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2480 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2481 shifts by less than 32.
2482 (extv): Change predicate on first operand to accept registers.
2483 Change predicate of the other operands from immediate_operand to
2484 const_int_operand. Expand exts when source is a register.
2485 (extzv): Change predicate of the constant operands from
2486 immediate_operand to const_int_operand.
2487 (extzv<mode>): Change predicate of the constant operands from
2488 immediate_operand to const_int_operand and no constraint. Also
2490 (*extzv_trunc<mode>_exts): New pattern.
2492 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2494 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2495 * config/mips/mips-protos.h (mask_low_and_shift_p,
2496 mask_low_and_shift_len): Declare.
2497 * config/mips/mips.c (mask_low_and_shift_p,
2498 mask_low_and_shift_len): New functions.
2499 (mips_print_operand): Handle new operand prefix "m".
2500 * config/mips/mips.md (*cins<mode>): New pattern.
2502 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2504 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2505 optimizing for size.
2507 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2509 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2510 regardless of epilogue_completed.
2512 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2515 * ira-lives.c (process_bb_node_lives): Check setjmp.
2517 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2520 * ira-build.c (form_loop_tree): Reverse BB walk.
2521 (create_bb_allocnos): Likewise.
2522 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2523 (mark_reg_store): Rename to...
2524 (mark_ref_live): ...this and take a df_ref argument instead of
2525 note_stores arguments. Assert that we have a register.
2526 (mark_reg_clobber): Delete.
2527 (def_conflicts_with_inputs_p): New function.
2528 (mark_reg_conflicts): Delete.
2529 (mark_reg_death): Rename to...
2530 (mark_ref_dead): ...this and take a df_ref argument instead of
2531 a register. Assert that we have a register.
2532 (process_bb_node_lives): Hoist frequency calculation out of
2533 instruction walk. Convert from a forwards scan to a backwards scan.
2534 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2535 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2536 (create_allocno_live_ranges): Don't create regs_set.
2538 2008-09-04 Ian Lance Taylor <iant@google.com>
2540 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2541 or REG_LABEL_TARGET.
2542 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2543 comparing MODE with MEM.
2544 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2545 comparing with GF_PREDICT_TAKEN.
2546 (gimple_get_lhs): Change code to enum gimple_code.
2547 (gimple_set_lhs): Likewise.
2548 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2549 * omp-low.c (find_omp_clause): Change kind parameter to enum
2551 * tree-flow.h (find_omp_clause): Update declaration.
2552 * regrename.c (clear_dead_regs): Change kind parameter to enum
2554 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2556 * see.c (see_get_extension_data): Change return type to enum
2557 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2558 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2559 (see_gen_normalized_extension): Change extension_code parameter to
2561 (see_seek_pre_extension_expr): Change extension_code to enum
2563 (see_merge_one_def_extension): Likewise.
2564 (see_handle_relevant_defs): Likewise.
2565 (see_handle_relevant_uses): Likewise.
2566 (see_analyze_one_def): Likewise.
2567 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2568 GIMPLE_ASM rather than ASM_EXPR.
2569 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2570 GIMPLE_RETURN rather than RETURN_EXPR.
2571 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2572 (evaluate_stmt): Likewise.
2573 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2574 to enum vect_relevant.
2575 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2576 compare gimple codes with tree codes.
2578 2008-09-04 Paul Brook <paul@codesourcery.com>
2580 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2582 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2584 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2585 pointer check lost in the recent no-unit-at-a-time patch.
2587 2008-09-04 Jan Hubicka <jh@suse.cz>
2590 * tree-switch-conversion.c (check_final_bb): Accept only IP
2593 2008-09-04 Jan Hubicka <jh@suse.cz>
2595 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2597 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2598 using_ranges argument.
2599 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2600 (vrp_visit_cond_stmt): Update call of
2601 vrp_evaluate_conditional_warnv_with_ops
2603 2008-09-04 Jan Hubicka <jh@suse.cz>
2605 PR tree-optimization/37345
2606 PR tree-optimization/37358
2607 PR tree-optimization/37357
2608 * tree.c (build_function_type_skip_args): Build distinct type copy;
2610 (build_function_decl_skip_args): Set type of new decl not orig decl;
2611 clear DECL_VINDEX for methods turned into functions.
2613 2008-09-04 Nick Clifton <nickc@redhat.com>
2615 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2616 * configure: Regenerate.
2617 * config.in: Regenerate.
2618 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2619 alignment field, if it is supported.
2621 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2623 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2626 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2628 * config/rs6000/rs6000.c (processor_target_table): Do not
2629 enable VMX for POWER6.
2631 2008-09-03 Anton Blanchard <anton@samba.org>
2633 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2634 emit memory barrier before operation.
2636 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2639 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2640 default_elf_asm_output_external.
2642 2008-09-03 Jeff Law <law@redhat.com>
2644 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2646 2008-09-03 Richard Henderson <rth@redhat.com>
2648 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2649 memory barrier to below the test-and-set.
2650 (alpha_split_lock_test_and_set_12): Likewise.
2652 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2656 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2659 * ira-color.c (print_loop_title): Use all_allocnos.
2660 (color_pass): Ditto. Don't add border_allocnos. Check that
2661 subloop allocno in the correspdoning bitmap all_allocnos.
2663 * ira-emit.c (change_loop): Use all_allocnos.
2665 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2667 (ira_create_allocno): Set up all_allocnos bit for the created
2669 (create_cap_allocno): Remove setting mentioned_allocnos.
2670 (create_insn_allocnos): Ditto.
2671 (remove_unnecessary_allocnos): Use all_allocnos.
2672 (check_allocno_creation): Check that allocnos are in the
2673 corresponding bitmap all_allocnos.
2675 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2679 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2680 (process_regs_for_copy): Process subregs. Refine check when cost
2681 is taken into account in ira-costs.c.
2682 (process_reg_shuffles): Use REG_SUBREG_P.
2683 (add_insn_allocno_copies): Ditto. Ignore modes.
2685 * ira-color.c (conflict_allocno_vec): New.
2686 (COST_HOP_DIVISOR): New macro.
2687 (update_copy_costs_1): Use it.
2688 (update_conflict_hard_regno_costs): New function.
2689 (assign_hard_reg): Use it.
2690 (ira_color): Allocate and free conflict_allocno_vec.
2692 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2696 * ira-int.h (ira_sort_insn_chain): Remove.
2698 * ira.c (basic_block_order_nums, chain_insn_order,
2699 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2700 (ira): Don't call ira_sort_insn_chain.
2702 * reload1.c (reload): Don't call ira_sort_insn_chain.
2704 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2707 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2708 which become non throw.
2709 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2710 update_call_expr after updating the flags on the decl.
2712 2008-09-03 Jan Hubicka <jh@suse.cz>
2714 PR tree-optimization/37315
2715 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2716 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2717 (cgraph_analyze_functions): Use node->analyzed
2718 (cgraph_mark_functions_to_output): Likewise.
2719 (cgraph_expand_function): All functions can be released after
2721 (cgraph_optimize): Use gimple_has_body_p.
2722 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2723 (cgraph_decide_inlining_incrementally): Likewise.
2724 (inline_transform): Inline transform.
2725 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2727 (inlinable_function_p): Drop gimple_body check.
2728 (expand_call_inline): Use gimple_has_body_p.
2729 * gimple.c (gimple_has_body_p): New.
2730 * gimple.h (gimple_has_body_p): Add prototype.
2731 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2732 (dump_function_to_file): Use gimple_has_body_p check.
2734 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2737 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2739 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2741 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2743 From Michael Frysinger <michael.frysinger@analog.com>
2744 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2745 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2748 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2751 * doc/extend.texi: Document picoChip builtin functions.
2752 * doc/invoke.texi: Document picoChip options.
2753 * doc/contrib.texi: Add picoChip contribution.
2754 * doc/md.texi: Document picoChip constraints.
2755 * config.gcc: Add picochip-*-*.
2756 * config/picochip/: Add new port.
2758 2008-09-03 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/37328
2761 * tree-sra.c (sra_build_assignment): Gimplify properly.
2762 (generate_copy_inout): Take the correct stmt as definition,
2763 remove bogus assert.
2765 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2767 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2770 From Michael Frysinger <michael.frysinger@analog.com>
2771 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2773 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2775 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2776 (__gthread_setspecific): Revert 2008-08-31 change to
2777 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2779 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2781 * diagnostic.c (error_at): New.
2782 * toplev.h (error_at): New prototype.
2783 * c-typeck.c (build_array_ref): Call error_at instead of error.
2784 Pass location to pedwarn.
2786 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2788 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2790 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2792 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2793 VAR_DECL and CONST_DECL.
2795 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2796 Jakub Jelinek <jakub@redhat.com>
2798 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2799 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2800 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2801 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2802 Don't set ix86_save_varrargs_registers.
2803 (ix86_setup_incoming_varargs): Assume cum != NULL.
2804 (ix86_va_start): Check ix86_varargs_gpr_size and
2805 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2806 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2807 from frame pointer if ix86_varargs_gpr_size == 0.
2808 (ix86_compute_frame_layout): Updated.
2809 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2810 (ix86_varargs_gpr_size): Define.
2811 (ix86_varargs_fpr_size): Likewise.
2812 (machine_function): Remove save_varrargs_registers.
2813 Add varargs_gpr_size and varargs_fpr_size.
2815 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2817 * config/alpha/alpha.c (va_list_skip_additions,
2818 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2819 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2822 PR tree-optimization/36766
2823 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2824 for already removed basic blocks.
2827 * real.c (real_maxval): Clear a lower bit to make real_maxval
2828 match get_max_float for IBM long double format.
2830 2008-09-02 Andreas Schwab <schwab@suse.de>
2832 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2833 * configure: Regenerate.
2835 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2837 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2838 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2839 checking for a non-VOID CONSTANT_P.
2841 2008-09-02 Jan Hubicka <jh@suse.cz>
2843 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2844 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2847 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2849 * expr.c (emit_group_store): Don't assert stack temp mode size.
2851 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2852 Tobias Grosser <grosser@fim.uni-passau.de>
2853 Jan Sjodin <jan.sjodin@amd.com>
2854 Harsha Jagasia <harsha.jagasia@amd.com>
2855 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2856 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2857 Adrien Eliche <aeliche@isty.uvsq.fr>
2859 Merge from graphite branch.
2862 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2863 * doc/invoke.texi (-floop-block, -floop-interchange,
2864 -floop-strip-mine): Document new flags.
2865 * tree-into-ssa.c (gimple_vec): Moved...
2866 * tree-loop-distribution.c (rdg_component): Moved...
2867 * cfgloopmanip.c: Include tree-flow.h.
2868 (update_dominators_in_loop): New.
2869 (create_empty_if_region_on_edge): New.
2870 (create_empty_loop_on_edge): New.
2871 (loopify): Use update_dominators_in_loop.
2872 * tree-pass.h (pass_graphite_transforms): Declared.
2873 * configure: Regenerate.
2874 * tree-phinodes.c (make_phi_node): Export.
2875 (add_phi_node_to_bb): New, split from create_phi_node.
2876 * tree-chrec.c (for_each_scev_op): New.
2877 * tree-chrec.h (for_each_scev_op): Declared.
2878 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2879 (remove_statement): Call get_phi_with_result.
2880 * config.in (HAVE_cloog): Undef.
2881 * gdbinit.in (pgg): New.
2882 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2883 * tree-ssa-loop.c (graphite_transforms): New.
2884 (gate_graphite_transforms): New.
2885 (pass_graphite_transforms): New.
2886 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2887 HAVE_cloog): Defined.
2888 * tree-vectorizer.c (rename_variables_in_bb): Export.
2889 * tree-data-ref.c (dr_may_alias_p): Export.
2890 (stmt_simple_memref_p): New.
2891 (find_data_references_in_stmt): Export.
2892 (find_data_references_in_loop): Export.
2893 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2894 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2895 (create_rdg_vertices): Export.
2896 (build_empty_rdg): New.
2897 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2898 * tree-data-ref.h (rdg_component): ... here.
2900 (struct data_reference): Add a field scop.
2902 (find_data_references_in_loop): Declared.
2903 (find_data_references_in_stmt): Declared.
2904 (create_rdg_vertices): Declared.
2905 (dr_may_alias_p): Declared.
2906 (stmt_simple_memref_p): Declared.
2907 (struct rdg_edge): Add a field ddr_p relation.
2908 (build_empty_rdg): Declared.
2909 * lambda.h (lambda_matrix): Declare a VEC of.
2910 (find_induction_var_from_exit_cond): Declared.
2911 (lambda_vector_compare): New.
2912 * common.opt (fgraphite, floop-strip-mine,
2913 floop-interchange, floop-block): New flags.
2914 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2915 * cfgloop.c (is_loop_exit): New.
2916 * cfgloop.h (is_loop_exit): Declared.
2917 (create_empty_if_region_on_edge): Declared.
2918 (create_empty_loop_on_edge): Declared.
2919 * tree-flow.h (add_phi_node_to_bb): Declared.
2920 (make_phi_node): Declared.
2921 (rename_variables_in_bb): Declared.
2922 (perfect_loop_nest_depth): Declared.
2923 (graphite_transform_loops): Declared.
2924 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2925 (graphite.o-warn): Add -Wno-error.
2926 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2927 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2928 (INCLUDES): Add PPLINC, CLOOGINC.
2929 (OBJS-common): Add graphite.o.
2930 (graphite.o): Add rule.
2931 * gimple.h (gimple_vec): ... here.
2932 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2933 * passes.c (init_optimization_passes): Schedule
2934 pass_graphite_transforms.
2936 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2939 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2940 and -fno-toplevel-reorder after handle_options.
2942 2008-09-02 Paul Brook <paul@codesourcery.com>
2944 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2945 (arm_override_options): Set arm_tune_cortex_a9.
2946 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2947 (arm_issue_rate): Handle cortexa9.
2948 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2949 * config/arm/arm-cores.def: Add cortex-a9.
2950 * config/arm/arm-tune.md: Regenerate.
2951 * config/arm/arm.md: Include cortex-a9.md.
2952 (generic_sched, generic_vfp): Add cortexa9.
2953 * config/arm/cortex-a9.md: New file.
2955 2008-09-02 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/37327
2958 * tree-vrp.c (register_new_assert_for): Make sure to not have
2959 TREE_OVERFLOW set on the bound.
2961 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2963 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2965 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2966 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2969 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2971 * gcc/config/spu/spu.md (divdf3): Removed.
2973 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2975 PR tree-optimization/37095
2976 * cgraph.c (cgraph_node): When creating new cgraph node after
2977 assembler_name_hash has been populated, record it in the hash
2980 2008-09-01 Paul Brook <paul@codesourcery.com>
2982 * doc/invoke.texi: Document -mword-relocations.
2983 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2984 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2985 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2986 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2987 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2988 (arm_emit_movpair): New function.
2989 (arm_print_operand <c>): Handle sybolic addresses.
2990 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2991 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2992 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2993 * config/arm/arm.opt: Add -mword-relocations.
2994 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2995 (arm_movt, arm_movw): New.
2997 2008-09-01 Paul Brook <paul@codesourcery.com>
2999 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3000 Allow Interworking on ARMv4 EABI based targets.
3001 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3002 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3004 2008-09-01 Paul Brook <paul@codesourcery.com>
3006 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3007 optimized LT0 test. Remove optimization for GT.
3009 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3011 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3012 openmp applications.
3013 * pa-hpux11.h (LIB_SPEC): Likewise.
3015 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3018 2008-09-01 Jan Hubicka <jh@suse.cz>
3020 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3021 present, use only counts; when guessed use only frequencies.
3022 (estimate_bb_frequencies): Use function_frequency.
3023 * profile.c (compute_branch_probabilities): Exit early when
3024 profile reading failed. Set profile_status.
3025 (branch_prob): Do not set profile_status.
3027 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3029 * tree.c (protected_set_expr_location): New.
3030 * tree.h (protected_set_expr_location): New prototype.
3031 * c-tree.h (build_array_ref): Add argument.
3032 (parser_build_unary_op): Same.
3033 * c-typeck.c (build_indirect_ref): Handle new location argument.
3034 (build_array_ref): Same.
3035 (parser_build_unary_op): Same.
3036 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3038 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3040 * c-common.c (finish_label_address_expr): Handle new location argument.
3041 * c-common.h (build_indirect_ref): Add argument.
3042 (finish_label_address_expr): Same.
3043 * c-parser.c (c_parser_unary_expression): Pass location to build
3045 (c_parser_postfix_expression): Same.
3047 2008-09-01 Paul Brook <paul@codesourcery.com>
3049 * config/arm/arm.md: Include cortex-r4f.md.
3050 (attr fpu): Update type list.
3051 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3052 fconstd, fcmps and fcmpd.
3053 (attr tune_cortexr4): Define.
3054 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3055 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3056 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3057 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3058 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3059 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3060 cortex_a8_vfp_farith: Ditto.
3061 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3062 * config/arm/cortex-r4.md: Use tune_cortexr4.
3063 * config/arm/cortex-r4f.md: New file.
3065 2008-09-01 Richard Guenther <rguenther@suse.de>
3067 PR tree-optimization/37305
3068 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3069 the result of constant conversions.
3070 (fold_gimple_assign): Likewise.
3072 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3074 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3075 #ifdef ENABLE_CHECKING.
3077 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3079 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3080 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3081 when !INSN_SCHEDULING.
3083 2008-09-01 Andreas Schwab <schwab@suse.de>
3085 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3087 2008-09-01 Paul Brook <paul@codesourcery.com>
3089 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3091 2008-09-01 Jan Hubicka <jh@suse.cz>
3093 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3095 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3097 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3098 * gimplify.c (gimplify_init_constructor): Add speed operand.
3099 * tree-sra.c (decide_block_copy): Likewise.
3100 * tree-inline.c (estimate_move_cost): Likewise.
3101 * config/alpha/alpha.h (MOVE_RATIO): Update.
3102 * config/frv/frv.c (MOVE_RATIO): Update.
3103 * config/spu/spu.h (MOVE_RATIO): Update.
3104 * config/sparc/sparc.h (MOVE_RATIO): Update.
3105 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3106 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3107 * config/cris/cris.h (MOVE_RATIO): Update.
3108 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3109 * config/arm/arm.h (MOVE_RATIO): Update.
3110 * config/pa/pa.md: Update uses of MOVE_RATIO
3111 * config/pa/pa.h (MOVE_RATIO): Update.
3112 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3113 CLEAR_RATIO, SET_RATIO): Update.
3114 * config/h8300/h8300.h (MOVE_RATIO): Update.
3115 * config/v850/v850.h (MOVE_RATIO): Update.
3116 * config/bfin/bfin.h (MOVE_RATIO): Update.
3118 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3119 Dmitry Melnik <dm@ispras.ru>
3120 Dmitry Zhurikhin <zhur@ispras.ru>
3121 Alexander Monakov <amonakov@ispras.ru>
3122 Maxim Kuvyrkov <maxim@codesourcery.com>
3124 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3125 sel-sched-dump.c, sel-sched-ir.c: New files.
3126 * Makefile.in (OBJS-common): Add selective scheduling object files.
3127 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3128 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3129 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3130 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3131 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3132 (make_forwarder_block): Update loop latch if we have redirected
3133 the loop latch edge.
3134 * cfgloop.c (get_loop_body_in_custom_order): New function.
3135 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3136 (CP_FALLTHRU_PREHEADERS): Likewise.
3137 (get_loop_body_in_custom_order): Declare.
3138 * cfgloopmanip.c (has_preds_from_loop): New.
3139 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3140 Assert that the preheader edge will be fall thru when it is set.
3141 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3142 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3143 fsel-sched-substitution, fselective-scheduling): New flags.
3144 * cse.c (hash_rtx_cb): New.
3146 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3147 sel_sched_insn_cnt): New counters.
3148 * final.c (compute_alignments): Export. Free dominance
3149 info after loop_optimizer_finalize.
3150 * genattr.c (main): Output maximal_insn_latency prototype.
3151 * genautomata.c (output_default_latencies): New.
3152 Factor its code from ...
3153 (output_internal_insn_latency_func): ... here.
3154 (output_internal_maximal_insn_latency_func): New.
3155 (output_maximal_insn_latency_func): New.
3156 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3157 (struct hard_reg_set_iterator): New.
3158 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3159 hard_reg_set_iter_next): New functions.
3160 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3161 * lists.c (remove_free_INSN_LIST_node,
3162 remove_free_EXPR_LIST_node): New functions.
3163 * loop-init.c (loop_optimizer_init): When
3164 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3165 calling create_preheaders.
3166 (loop_optimizer_finalize): Do not verify flow info after reload.
3167 * recog.c (validate_replace_rtx_1): New parameter simplify.
3168 Default it to true. Update all uses. Factor out simplifying
3170 (simplify_while_replacing): ... this new function.
3171 (validate_replace_rtx_part,
3172 validate_replace_rtx_part_nosimplify): New.
3173 * recog.h (validate_replace_rtx_part,
3174 validate_replace_rtx_part_nosimplify): Declare.
3175 * rtl.c (rtx_equal_p_cb): New.
3176 (rtx_equal_p): Use it.
3177 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3178 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3179 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3180 * vecprim.h: Add a vector type for unsigned int.
3181 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3182 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3183 ready_try, cycle_issued_insns, spec_info): Make global.
3184 (readyp): Initialize.
3185 (dfa_lookahead): New global variable.
3186 (old_max_uid, old_last_basic_block): Remove.
3187 (h_i_d): Make it a vector.
3188 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3190 (after_recovery, adding_bb_to_current_region_p):
3191 New variables to handle correct insertion of the recovery code.
3192 (struct ready_list): Move declaration to sched-int.h.
3193 (rgn_n_insns): Removed.
3194 (rtx_vec_t): Move to sched-int.h.
3195 (find_insn_reg_weight): Remove.
3196 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3197 (haifa_init_h_i_d, haifa_finish_h_i_d):
3198 New functions to initialize / finalize haifa instruction data.
3199 (extend_h_i_d, init_h_i_d): Rewrite.
3200 (unlink_other_notes): Move logic to add_to_note_list. Handle
3201 selective scheduler.
3202 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3203 find_fallthru_edge): Make global, remove static prototypes.
3204 (max_issue): Make global. Add privileged_n and state parameters. Use
3206 (extend_global, extend_all): Removed.
3207 (init_before_recovery): Add new param. Fix the handling of the case
3208 when we insert a recovery code before the EXIT which has a predecessor
3209 with a fallthrough edge to it.
3210 (create_recovery_block): Make global. Rename to
3211 sched_create_recovery_block. Update.
3212 (change_pattern): Rename to sched_change_pattern. Make global.
3213 (speculate_insn): Rename to sched_speculate_insn. Make global.
3214 Split haifa-specific functionality into ...
3215 (haifa_change_pattern): New static function.
3216 (sched_extend_bb): New static function.
3217 (sched_init_bbs): New function.
3218 (current_sched_info): Change type to struct haifa_sched_info.
3219 (insn_cost): Adjust for selective scheduling.
3220 (dep_cost_1): New function. Move logic from ...
3221 (dep_cost): ... here.
3222 (dep_cost): Use dep_cost_1.
3223 (contributes_to_priority_p): Use sched_deps_info instead of
3225 (priority): Adjust to work with selective scheduling. Process the
3226 corner case when all dependencies don't contribute to priority.
3227 (rank_for_schedule): Use ds_weak instead of dep_weak.
3228 (advance_state): New function. Move logic from ...
3229 (advance_one_cycle): ... here.
3230 (add_to_note_list, concat_note_lists): New functions.
3231 (rm_other_notes): Make static. Adjust for selective scheduling.
3232 (remove_notes, restore_other_notes): New functions.
3233 (move_insn): Add two arguments. Update assert. Don't call
3235 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3236 Remove more_issue, max_points. Move the code to initialize
3237 max_lookahead_tries to max_issue.
3238 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3239 ready. Adjust use of move_insn. Call restore_other_notes.
3241 (sched_init, sched_finish): Move Haifa-specific initialization/
3243 (haifa_sched_init, haifa_sched_finish): ... respectively.
3245 (setup_sched_dump): New function.
3246 (haifa_init_only_bb): New static function.
3247 (haifa_speculate_insn): New static function.
3248 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3249 (extend_ready, extend_all): Remove.
3250 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3251 (create_check_block_twin, add_to_speculative_block): Use
3252 haifa_insns_init instead of extend_global. Update to use new
3253 initialization functions. Change parameter. Factor out code from
3254 create_check_block_twin to ...
3255 (sched_create_recovery_edges) ... this new function.
3256 (add_block): Remove.
3257 (sched_scan_info): New.
3258 (extend_bb): Use sched_scan_info.
3259 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3260 static functions for walking through scheduling region.
3261 (sched_luids): New vector variable to replace uid_to_luid.
3262 (luids_extend_insn): New function.
3263 (sched_max_luid): New variable.
3264 (luids_init_insn): New function.
3265 (sched_init_luids, sched_finish_luids): New functions.
3266 (insn_luid): New debug function.
3267 (sched_extend_target): New function.
3268 (haifa_init_insn): New static function.
3269 (sched_init_only_bb): New hook.
3270 (sched_split_block): New hook.
3271 (sched_split_block_1): New function.
3272 (sched_create_empty_bb): New hook.
3273 (sched_create_empty_bb_1): New function.
3274 (common_sched_info, ready): New global variables.
3275 (current_sched_info_var): Remove.
3276 (move_block_after_check): Use common_sched_info.
3277 (haifa_luid_for_non_insn): New static function.
3278 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3279 (increase_insn_priority): New.
3280 * modulo-sched.c: (issue_rate): Remove static declaration.
3281 (sms_sched_info): Change type to haifa_sched_info.
3282 (sms_sched_deps_info, sms_common_sched_info): New variables.
3283 (setup_sched_infos): New.
3284 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3285 Do not call regstat_free_calls_crossed.
3286 (sms_print_insn): Use const_rtx.
3287 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3288 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3289 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3290 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3291 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3292 current_sched_info to use it.
3293 (enum reg_pending_barrier_mode): Move to sched-int.h.
3294 (h_d_i_d): New variable. Initialize to NULL.
3295 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3297 (estimate_dep_weak): Remove static declaration.
3298 (sched_has_condition_p): New function. Adjust users of
3299 sched_get_condition to use it instead.
3300 (conditions_mutex_p): Add arguments indicating which conditions are
3302 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3303 argument to indicate whether returned condition is reversed. Do not
3304 generate new rtx when condition should be reversed; indicate it by
3305 setting new argument instead.
3306 (add_dependence_list_and_free): Add deps parameter.
3307 Update all users. Do not free dependence list when
3308 deps context is readonly.
3309 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3311 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3312 (remove_from_deps): New. Use the above functions.
3313 (cur_insn, can_start_lhs_rhs_p): New static variables.
3314 (add_or_update_back_dep_1): Initialize present_dep_type.
3315 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3316 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3317 haifa_note_dep): New functions implementing dependence hooks for
3318 the Haifa scheduler.
3319 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3320 note_dep): New functions.
3321 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3323 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3324 (free_deps): Initialize deps->reg_last.
3325 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3326 sched_analyze_insn): Update to use dependency hooks infrastructure
3327 and readonly contexts.
3328 (deps_analyze_insn): New function. Move part of logic from ...
3329 (sched_analyze): ... here. Also move some logic to ...
3330 (deps_start_bb): ... here. New function.
3331 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3333 (sched_deps_init): New function. Move code from ...
3334 (init_dependency_caches): ... here. Remove.
3335 (init_deps_data_vector): New.
3336 (sched_deps_finish): New function. Move code from ...
3337 (free_dependency_caches): ... here. Remove.
3338 (init_deps_global, finish_deps_global): Adjust for use with
3339 selective scheduling.
3340 (get_dep_weak): Move logic to ...
3341 (get_dep_weak_1): New function.
3342 (ds_merge): Move logic to ...
3343 (ds_merge_1): New static function.
3344 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3345 (ds_get_max_dep_weak): New function.
3346 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3347 (n_insns): Rename to rgn_n_insns.
3348 (debug_ebb_dependencies): New function.
3349 (init_ready_list): Use it.
3350 (begin_schedule_ready): Use sched_init_only_bb.
3351 (ebb_print_insn): Indicate when an insn starts a new cycle.
3352 (contributes_to_priority, compute_jump_reg_dependencies,
3353 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3354 (add_block1): Remove to ebb_add_block.
3355 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3356 (schedule_ebb): Initialize them. Use remove_notes instead of
3357 rm_other_notes. Use haifa_local_init/finish.
3358 (schedule_ebbs): Use haifa_sched_init/finish.
3359 * sched-int.h: Include vecprim.h, remove rtl.h.
3360 (struct ready_list): Delete declaration.
3361 (sched_verbose_param, enum sched_pass_id_t,
3362 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3363 (struct sched_scan_info_def): New structure.
3364 (sched_scan_info, sched_scan, sched_init_bbs,
3365 sched_init_luids, sched_finish_luids, sched_extend_target,
3366 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3367 (struct common_sched_info_def): New.
3368 (common_sched_info, haifa_common_sched_info,
3369 sched_emulate_haifa_p): Declare.
3371 (sched_luids): Declare.
3372 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3373 (sched_max_luid, insn_luid): Declare.
3374 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3375 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3376 print_insn, print_pattern, print_value, haifa_classify_insn,
3377 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3378 setup_sched_dump, sched_init, sched_finish,
3379 sel_insn_is_speculation_check): Export.
3380 (struct ready_list): Move from haifa-sched.c.
3381 (ready_try, ready, max_issue): Export.
3382 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3383 sched_init_only_bb, sched_split_block, sched_split_block_1,
3384 sched_create_empty_bb, sched_create_empty_bb_1,
3385 sched_create_recovery_block, sched_create_recovery_edges): Export.
3386 (enum reg_pending_barrier_mode): Export.
3387 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3389 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3390 print_insn field. Move add_block and fix_recovery_cfg to
3391 common_sched_info_def. Move compute_jump_reg_dependencies,
3393 (struct sched_deps_info_def): ... this new structure.
3394 (sched_deps_info): Declare.
3395 (struct spec_info_def): Remove weakness_cutoff, add
3396 data_weakness_cutoff and control_weakness_cutoff.
3397 (spec_info): Declare.
3398 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3400 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3401 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3402 (current_sched_info): Change type to struct haifa_sched_info.
3403 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3404 (h_d_i_d): New variable.
3405 (HDID): New accessor macro.
3406 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3407 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3409 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3410 (enum SCHED_FLAGS): Update for selective scheduler.
3411 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3412 (init_dependency_caches, free_dependency_caches): Delete declarations.
3413 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3414 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3415 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3416 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3417 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3419 (rm_other_notes): Delete declaration.
3420 (schedule_block): Remove one argument.
3421 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3422 ready_element, ready_lastpos, sched_extend_ready_list,
3423 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3424 concat_note_lists): Export.
3425 (struct region): Move from sched-rgn.h.
3426 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3427 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3428 BLOCK_TO_BB, CONTAINING_RGN): Export.
3429 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3430 (current_nr_blocks, current_blocks, target_bb): Likewise.
3431 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3432 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3433 sched_rgn_local_init, extend_regions,
3434 rgn_make_new_region_out_of_new_block, compute_priorities,
3435 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3436 extend_rgns, deps_join rgn_setup_common_sched_info,
3437 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3438 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3439 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3440 increase_insn_priority): Likewise.
3441 * sched-rgn.c: Include sel-sched.h.
3442 (ref_counts): New static variable. Use it ...
3443 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3444 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3445 (sched_is_disabled_for_current_region_p): Delete static declaration.
3446 (struct region): Move to sched-int.h.
3447 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3448 ebb_head): Define and initialize.
3449 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3450 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3451 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3453 (find_single_block_region): Add new argument to indicate that EBB
3454 regions should be constructed.
3455 (debug_live): Delete declaration.
3456 (current_nr_blocks, current_blocks, target_bb):
3457 Remove static qualifiers.
3458 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3460 (init_regions): Delete declaration.
3461 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3462 rgn_estimate_number_of_insns): New.
3463 (too_large): Use estimate_number_of_insns.
3464 (haifa_find_rgns): New. Move the code from ...
3465 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3466 (free_trg_info): New.
3467 (compute_trg_info): Allocate candidate tables here instead of ...
3468 (init_ready_list): ... here.
3469 (rgn_print_insn): Use const_rtx.
3470 (contributes_to_priority, extend_regions): Delete static declaration.
3471 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3472 (add_block1): Rename to rgn_add_block.
3473 (debug_rgn_dependencies): Delete static qualifier.
3474 (new_ready): Use sched_deps_info. Simplify.
3475 (rgn_common_sched_info, rgn_const_sched_deps_info,
3476 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3478 (region_sched_info): Rename to rgn_const_sched_info.
3479 (deps_join): New, extracted from ...
3480 (propagate_deps): ... here.
3481 (compute_block_dependences, debug_dependencies): Update for selective
3483 (free_rgn_deps, compute_priorities): New functions.
3484 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3485 sched_rgn_compute_dependencies): New functions.
3486 (schedule_region): Use them.
3487 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3488 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3490 (schedule_insns): Call new functions that were split out.
3491 (rgn_make_new_region_out_of_new_block): New.
3492 (get_rgn_sched_max_insns_priority): New.
3493 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3494 scheduling when appropriate.
3495 * sched-vis.c: Include insn-attr.h.
3496 (print_value, print_pattern): Make global.
3497 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3498 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3499 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3500 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3501 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3502 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3503 hooks. Initialize them to 0.
3504 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3505 * target.h (struct gcc_target): Add them. Rename gen_check field to
3507 * flags.h (sel_sched_switch_set): Declare.
3508 * opts.c (sel_sched_switch_set): New variable.
3509 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3510 pipelining is disabled from command line.
3511 (common_handle_option): Record whether selective scheduling is
3512 requested from command line.
3513 * doc/invoke.texi: Document new flags and parameters.
3514 * doc/tm.texi: Document new target hooks.
3515 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3517 (dfa_state_size): Do not declare locally.
3518 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3519 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3520 rs6000_alloc_sched_context, rs6000_set_sched_context,
3521 rs6000_free_sched_context): New functions.
3522 (struct _rs6000_sched_context): New.
3523 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3525 (rs6000_sched_finish): Do not run for selective scheduling.
3527 2008-08-31 Jan Hubicka <jh@suse.cz>
3529 * frv.c (frv_rtx_costs): Update forward declaration.
3530 * spu.c (spu_rtx_costs): Likewise.
3531 * pdp11.c: Include df.h
3532 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3533 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3534 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3535 * iq2000.c (iq2000_address_cost): Add speed argument.
3536 (iq2000_rtx_costs): Likewise.
3537 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3538 update call of mn10300_address_cost.
3539 * mcore.c: Include df.h
3540 (mcore_rtx_costs): Update prototype.
3541 * score3.c: Include df.h
3542 (score3_rtx_costs): Remove speed argument.
3543 * score7.c: Include df.h
3544 (score7_address_cost): Remove speed argument.
3545 * score-protos.h (score_address_cost): Update prototype.
3546 * score.c: Include df.h
3547 (score_rtx_costs): Update call of costs functions.
3548 * v850.c (v850_rtx_costs): Add bool argument.
3550 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3552 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3554 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3556 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3557 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3559 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3561 * mkmap-flat.awk: Add option pe_dll.
3562 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3563 * config/i386/t-cygwin (SHLIB_LC): Add.
3564 * config/i386/t-mingw32 (SHLIB_LC): Add.
3565 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3566 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3567 (LINK_SPEC): Support libgcc_s.
3568 (LIBGCC_SPEC): Support libgcc_s.
3569 (LIBGCC_SONAME): New.
3571 2008-08-31 Jan Hubicka <jh@suse.cz>
3573 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3574 mistakely had old version of patch.
3576 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3577 (ipcp_estimate_growth): New.
3578 (ipcp_insert_stage): Use ipcp_estimate_growth.
3579 * profile.c (branch_prob): When reading failed, do not consider
3582 2008-08-31 Jan Hubicka <jh@suse.cz>
3584 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3585 loop is optimized for speed.
3587 2008-08-31 Richard Guenther <rguenther@suse.de>
3590 * fold-const.c (fold_binary): Retain conversions in folding
3593 2008-08-31 Jan Hubicka <jh@suse.cz>
3595 * postreload-gcse.c (eliminate_partially_redundant_loads):
3596 Use optimize_bb_for_size_p.
3597 * predict.c (maybe_hot_frequency_p): Make inline.
3598 (maybe_hot_count_p): Break out from ...
3599 (maybe_hot_bb_p): ... this one.
3600 (maybe_hot_edge_p): Simplify.
3601 * basic-block.h (probably_cold_bb_p): Remove.
3603 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3606 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3608 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3609 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3610 Also split V4SFmode.
3611 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3614 2008-08-31 Jan Hubicka <jh@suse.cz>
3616 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3618 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3620 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3623 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3626 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3627 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3629 2008-08-31 Jan Hubicka <jh@suse.cz>
3631 * sparc.h (BRANCH_COST): Fix macro definition.
3632 * avr.c (avr_operand_rtx_cost): Add speed argument.
3633 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3635 2008-08-31 Richard Guenther <rguenther@suse.de>
3637 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3638 types instead of operands. Re-instantiate verifying of
3639 binary expression operands.
3641 2008-08-30 Jan Hubicka <jh@suse.cz>
3643 * fwprop.c (should_replace_address): Add speed attribute.
3644 (PR_OPTIMIZE_FOR_SPEED): New flag.
3645 (propagate_rtx_1): Use it.
3646 (propagate_rtx): Set it.
3647 (try_fwprop_subst): Update call of rtx_costs.
3648 (forward_propagate_and_simplify): LIkewise.
3649 * hooks.c (hook_int_rtx_bool_0): New
3650 (hook_bool_rtx_int_int_intp_false): Replace by ...
3651 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3652 * hooks.h (hook_int_rtx_bool_0): New
3653 (hook_bool_rtx_int_int_intp_false): Replace by ...
3654 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3655 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3656 (prepare_cmp_insn): UPdate call of rtx_cost.
3657 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3658 (reload_cse_simplify_operands): Update call of rtx_cost.
3659 (reload_cse_move2add): call of rtx_cost.
3660 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3661 * rtlanal.c (rtx_cost): Add speed argument.
3662 (address_cost): Add speed argument
3663 (default_address_cost): Likewise.
3664 (insn_rtx_cost): Likewise.
3665 * cfgloopanal.c (seq_cost): Add speed argument.
3666 (target_reg_cost, target_spill_cost): Turn to array.
3667 (init_set_costs): Update for speed.
3668 (estimate_reg_pressure_cost): Add speed argument.
3669 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3670 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3671 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3672 (seq_cost): Add speed argument.
3673 (computation_cost): Add speed arugment.
3674 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3675 (force_expr_to_var_cost): Update for profile info.
3676 (force_var_cost): Likewise.
3677 (split_address_cost): Likewise.
3678 (ptr_difference_cost): Likewise.
3679 (difference_cost): Likewise.
3680 (get_computation_cost_at): Likewise.
3681 (determine_iv_cost): Likewise.
3682 (ivopts_global_cost_for_size): Likewise.
3683 (rewrite_use_address): Likewise.
3684 (tree_ssa_iv_optimize_loop): Initialize speed field.
3685 * cse.c (optimize_this_for_speed_p): New static var.
3686 (notreg_cost): Update call of rtx_cost.
3687 (cse_extended_basic_block): set optimize_this_for_speed_p.
3688 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3689 (noce_try_cmove_arith): Likewise.
3690 (noce_try_sign_mask): LIkewise.
3691 * expr.c (compress_float_constant): Update rtx_cost calls.
3692 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3694 (addr_to_parts): Likewise.
3695 (create_mem_ref): Likewise.
3696 * dse.c (find_shift_sequence): Add speed argument.
3697 (replace_read): Update call.
3698 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3699 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3700 * neg_cost, shift_cost, shiftadd_cost,
3701 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3702 mul_highpart_cost): Increase dimension.
3703 (init_expmed): Initialize for both size and speed.
3704 (expand_shift): Use profile.
3705 (synth_mult): Use profile.
3706 (choose_mult_variant): Use profile.
3707 (expand_mult): Use profile.
3708 (expand_mult_highpart_optab): Use profile.
3709 (expand_mult_highpart): Use profile.
3710 (expand_smod_pow2): Use profile.
3711 (expand_divmod): Use profile.
3712 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3714 * loop-invariant.c (create_new_invariant): Use profile.
3715 (gain_for_invariant): Add speed parameter.
3716 (best_gain_for_invariant): Likewise.
3717 (find_invariants_to_move): Likewise.
3718 (move_single_loop_invariants): Set it.
3719 * target-def.h (TARGET_RTX_COSTS): Use hook.
3720 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3721 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3722 * output.h (default_address_cost): Update prototype.
3723 * combine.c (optimize_this_for_speed_p): New static var.
3724 (combine_validate_cost): Update call of rtx_cost.
3725 (combine_instructions): Set optimize_this_for_speed_p.
3726 (expand_compound_operation): Update call of rtx_cost.
3727 (make_extraction):Update call of rtx_cost.
3728 (force_to_mode):Update call of rtx_cost.
3729 (distribute_and_simplify_rtx):Update call of rtx_cost.
3730 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3731 (estimate_reg_pressure_cost): Update prototype.
3732 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3733 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3735 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3736 (alpha_rtx_costs): Update.
3737 * config/frv/frv.c (frv_rtx_costs): Update.
3738 * config/s390/s390.c (s390_rtx_costs): Update.
3739 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3740 (m32c_rtx_costs): Update.
3741 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3742 (spu_rtx_costs): Update.
3743 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3744 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3745 * config/i386/i386.c (:ix86_address_cost): Update.
3746 (ix86_rtx_costs): Update.
3747 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3748 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3749 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3750 * config/crx/crx.c (crx_address_cost): Update.
3751 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3752 * config/stormy16/stormy16.c
3753 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3754 * config/m68hc11/m68hc11.c
3755 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3756 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3757 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3759 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3761 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3762 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3763 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3764 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3765 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3766 (mcore_rtx_costs): update.
3767 * config/score/score3.c (score3_rtx_costs): Update.
3768 * config/score/score7.c (score7_rtx_costs): Update.
3769 * config/score/score3.h (score3_rtx_costs):Update.
3770 * config/score/score7.h (score7_rtx_costs): Update.
3771 * config/score/score.c (score_rtx_costs): Update.
3772 * config/arm/arm.c (arm_address_cost): Update.
3773 (arm_rtx_costs_1): Update.
3774 (arm_rtx_costs_1): Update.
3775 (arm_size_rtx_costs): Update.
3776 (arm_size_rtx_costs): Update.
3777 (arm_size_rtx_costs): Update.
3778 (arm_xscale_rtx_costs): Update.
3779 (arm_thumb_address_cost): Update.
3780 * config/pa/pa.c (hppa_address_cost): Update.
3781 * config/mips/mips.c (mips_rtx_costs): Update.
3782 * config/vax/vax.c (vax_address_cost): Update.
3783 * config/h8300/h8300.c (h8300_shift_costs): Update.
3784 (h8300_rtx_costs): Update.
3785 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3786 (v850_rtx_costs): Update.
3787 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3788 * config/bfin/bfin.c
3789 (bfin_address_cost): Update.
3790 (bfin_rtx_costs): Update.
3791 * stmt.c (lshift_cheap_p): Update.
3793 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3796 * expmed.c (extract_bit_field_1): Check the mode size to make
3797 sure the vector modes have the same size.
3799 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3801 * dojump.c (top level): Include basic-block.h to declare
3802 optimize_insn_for_speed_p
3804 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3806 * opts.h (CL_SAVE): New option class for marking options that are
3807 target specific options usable in the target attribute.
3808 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3810 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3811 can easily find the target specific options that are safe to use
3812 in the attribute or pragma.
3814 * attribs.c (decl_attributes): Change #pragma GCC option to
3815 #pragma GCC target, and attribute((option(...))) to
3816 attribute((target(...))).
3818 * doc/extend.texi (target attribute): Change from option
3819 attribute. Delete push/pop/reset.
3820 (#pragma GCC target): Change from #pragma GCC option. Delete
3822 (#pragma GCC push_options): Document new pragma.
3823 (#pragma GCC pop_options): Document new pragma.
3824 (#pragma GCC reset_options): Document new pragma.
3826 * targhooks.c (default_target_option_valid_attribute_p): Add
3827 warning about port not supporting target attributes.
3828 (default_target_option_pragma_parse): New function, warn about
3829 #pragma GCC target not being supported.
3831 * targhooks.h (default_target_option_pragma_parse): Add
3834 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3835 TI_CURRENT_OPTION_PRAGMA.
3836 (current_target_pragma): Rename from current_option_pragma.
3838 * target.h: (struct target_option): Delete booleans for changing
3839 the optimization level on hot/cold functions. Change signature of
3840 pragma_parse hook to take a second tree.
3842 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3844 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3845 that the declaration is done at global scope.
3847 * langhooks.c (add_builtin_function_common): Move most of the code
3848 from add_builtin_function here, calling the hook passed in.
3849 (add_builtin_function): Call add_builtin_function_common with
3850 standard builtin hook.
3851 (add_builtin_function_ext_scope): New function to add builtins to
3854 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3856 (add_builtin_function_ext_scope): Add declaration.
3858 * c-pragma.c (handle_pragma_target): Rename from
3859 handle_pragma_option, #pragma GCC option is now #pragma GCC
3860 target. Move warning about port not supporting target options to
3861 default pragma parse hook. Remove push/pop/reset from this
3863 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3864 (option_stack): Delete static variable.
3865 (optimize_stack): Ditto.
3866 (optons_stack): New stack of saved target and optimization
3868 (handle_pragma_push_options): New function to handle pushing both
3869 target and optimization options.
3870 (handle_pragma_pop_options): New function to handle popping both
3871 target and optimization options.
3872 (handle_pragma_reset_options): New function to handle resetting
3873 both target and optimization options to their initial state.
3874 (init_pragma): Rename handle_pragma_option to
3875 handle_pragma_target. Add support for push_options, pop_options,
3876 and reset_options pragmas.
3878 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3879 default_target_option_pragma_parse.
3880 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3881 default_target_option_valid_attribute_p.
3882 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3883 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3884 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3885 optimization level on hot/cold functions.
3887 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3888 if the caller and callee have different optimization levels.
3890 * c-common.c (handle_target_attribute): Rename from
3891 handle_option_attribute, attribute((option(...))) is now
3892 attribute((target(...))). Move warning if the port does not
3893 support target attributes to the default hook.
3894 (handle_hot_attribute): Delete code to change the optimization
3895 level of hot functions.
3896 (handle_cold_attribute): Ditto.
3898 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3899 argument that is the binary tree options to use if there are no
3900 arguments. Call ix86_valid_target_attribute_tree instead of
3901 ix86_valid_option_attribute_tree.
3902 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3903 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3904 ix86_pragma_option_parse.
3906 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3907 Rename from ix86_valid_option_attribute_tree.
3909 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3910 new builtins when the ISA changes.
3911 (ix86_valid_target_attribute_tree): Rename from
3912 ix86_valid_option_attribute_tree. Change callers. If the
3913 function specified optimization options, use those as the starting
3914 point before setting up the target attributes. If the
3915 optimization options were changed in the course of setting the
3916 target attributes, record the new optimization options.
3917 (ix86_valid_target_attribute_tree_inner_p): Rename from
3918 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3919 ix86_add_new_builtins if the ISA changed.
3920 (ix86_valid_target_attribute_p): Rename from
3921 ix86_valid_option_attribute_p. Change callers.
3922 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3923 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3924 as delayed builtin functions.
3925 (struct builtin_isa): New structure to record builtin functions
3926 that should be delayed until the ISA for that function is used.
3927 (ix86_builtins_isa): Change from int to struct to track builtin
3928 functions we want to declare at some point.
3929 (def_builtin): If the front end can delay defining the builtin
3930 functions, don't create builtins for ISAs not part of the default
3932 (def_builtin_const): Ditto.
3933 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3934 __builtin_ia32_pcmov_v2di to be different builtin functions.
3935 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3936 a structure instead of an int.
3937 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3938 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3939 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3940 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3942 * config/ia64/ia64.h
3943 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3944 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3946 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3947 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3948 (LANG_HOOKS_INITIALIZER): Add
3949 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3951 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3954 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3955 the reload address with the index register for SFmode
3956 access with a displacement.
3958 2008-08-30 Jan Hubicka <jh@suse.cz>
3960 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3961 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3962 * dojump.c (do_jump): Likewise.
3963 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3964 (note-if_info): Add BRANCH_COST.
3965 (noce_try_store_flag_constants, noce_try_addcc,
3966 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3967 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3968 find_if_case_2): Use computed branch cost.
3969 * expr.h (BRANCH_COST): Update default.
3970 * predict.c (predictable_edge_p): New function.
3971 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3972 Update BRANCH_COST call.
3973 * basic-block.h (predictable_edge_p): Declare.
3974 * config/alpha/alpha.h (BRANCH_COST): Update.
3975 * config/frv/frv.h (BRANCH_COST): Update.
3976 * config/s390/s390.h (BRANCH_COST): Update.
3977 * config/spu/spu.h (BRANCH_COST): Update.
3978 * config/sparc/sparc.h (BRANCH_COST): Update.
3979 * config/m32r/m32r.h (BRANCH_COST): Update.
3980 * config/i386/i386.h (BRANCH_COST): Update.
3981 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3983 * config/sh/sh.h (BRANCH_COST): Update.
3984 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3985 * config/avr/avr.h (BRANCH_COST): Update.
3986 * config/crx/crx.h (BRANCH_COST): Update.
3987 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3988 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3989 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3990 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3991 * config/ia64/ia64.h (BRANCH_COST): Update.
3992 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3993 * config/arc/arc.h (BRANCH_COST): Update.
3994 * config/score/score.h (BRANCH_COST): Update.
3995 * config/arm/arm.h (BRANCH_COST): Update.
3996 * config/pa/pa.h (BRANCH_COST): Update.
3997 * config/mips/mips.h (BRANCH_COST): Update.
3998 * config/vax/vax.h (BRANCH_COST): Update.
3999 * config/h8300/h8300.h (BRANCH_COST): Update.
4000 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4001 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4002 * doc/tm.texi (BRANCH_COST): Update.
4004 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4007 * config/arm/arm.c (arm_optimization_options): Set
4008 flag_section_anchors to 2 instead of 1 to distinguish it from
4009 -fsection-anchors given explicitely on the command line.
4011 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4013 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4014 final insn of a split.
4016 2008-08-30 Jan Hubicka <jh@suse.cz>
4018 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4019 optimized for speed.
4020 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4021 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4022 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4023 flag_gcse_after_reload_set): New static vars.
4024 (common_handle_option): Enable those flags for profile-use.
4025 (decode_options): Remove optimize_size flags that are handled
4026 on higher granuality.
4027 * tree-vectorizer.c (vectorize_loops): Use
4028 optimize_loop_nest_for_speed_p.
4029 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4030 * tree-predcom.c (tree_predictive_commoning): Use
4031 optimize_loop_for_speed_p.
4032 * varasm.c (assemble_start_function): Use
4033 optimize_function_for_speed_p.
4034 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4035 * predict.c (optimize_loop_for_speed_p): Fix walk.
4037 2008-08-30 Jan Hubicka <jh@suse.cz>
4039 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4041 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4042 profile presence locally.
4044 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4047 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4048 versions before 4.0.
4050 2008-08-29 Jan Hubicka <jh@suse.cz>
4052 * tree-inline.c (insert_init_stmt): Insert sequence even when
4055 2008-08-29 Jeff Law <law@redhat.com>
4057 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4058 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4059 location and class is an FP register.
4061 2008-08-29 Jan Hubicka <jh@suse.cz>
4063 * see.c (see_merge_one_def_extension): Silence used uninitialized
4065 * matrix-reorg.c (check_allocation_function): Likewise.
4066 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4068 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4071 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4072 compute new & and | in type rather than TREE_TYPE (arg0).
4074 * dwarf2out.c (fortran_common): Update comment.
4075 (gen_variable_die): Swap com_die and var_die variables in Fortran
4076 COMMON block handling code.
4078 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4080 * dwarf2out.c (gen_const_die): New function.
4081 (size_of_die, value_format, output_die): Output larger
4082 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4083 (native_encode_initializer): New function.
4084 (tree_add_const_value_attribute): Call it.
4085 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4087 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4088 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4089 TREE_THIS_VOLATILE to add_type_attribute.
4091 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4093 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4096 * dwarf2out.c (loc_by_reference): New function.
4097 (add_location_or_const_value_attribute): Use it.
4100 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4101 as DW_TAG_variable children of DW_TAG_common_block rather than
4102 DW_TAG_member children. Put DW_AT_external to individual
4103 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4105 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4106 loc_descriptor_from_tree_1.
4110 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4111 arguments to imported_module_or_decl.
4112 (debug_nothing_tree_tree): Removed.
4113 (debug_nothing_tree_tree_tree_bool): New prototype.
4114 * debug.c (do_nothing_debug_hooks): Adjust.
4115 (debug_nothing_tree_tree): Removed.
4116 (debug_nothing_tree_tree_tree_bool): New function.
4117 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4118 (gen_variable_die): Put all common vars for the
4119 same COMMON block under one DW_TAG_common_block.
4120 (declare_in_namespace): Return new context_die, for Fortran
4121 return the module DIE instead of adding extra declarations into
4123 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4124 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4125 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4127 (dwarf2out_global_decl): Don't skip Fortran global vars.
4128 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4129 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4130 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4131 DW_TAG_imported_declaration as child of previous
4132 DW_TAG_imported_module.
4133 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4134 * sdbout.c (sdb_debug_hooks): Likewise.
4135 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4137 2008-08-29 Jan Hubicka <jh@suse.cz>
4139 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4141 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4142 * ipa-cp.c (n_cloning_candidates): New static variable.
4143 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4144 (ipcp_print_all_lattices): Improve debug output.
4145 (ipcp_cloning_candidate_p): New function.
4146 (ipcp_initialize_node_lattices): Use it.
4147 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4148 (ipcp_propagate_stage): Prettier debug output.
4149 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4150 (ipcp_print_all_structures): Remove.
4151 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4152 (ipcp_insert_stage): Prettier debug output; call
4153 cgraph_remove_unreachable_nodes before propagating.
4154 (pass_ipa_cp): Schedule function removal pass.
4155 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4157 (cgraph_maybe_hot_edge_p): Move to ...
4158 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4159 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4160 (common_handle_option): Set them; enable ipa-cp when profiling.
4161 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4162 (ipa_print_all_jump_functions): Likewise.
4163 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4164 (ipa_print_node_params, ipa_print_all_params): New.
4165 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4166 ipa_print_all_param_flags): Remove.
4167 (ipa_print_node_params, ipa_print_all_params): New.
4169 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4171 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4172 change from 2008-04-03.
4173 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4175 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4178 * ira-color.c (push_allocnos_to_stack): Truncate
4179 removed_splay_allocno_vec.
4181 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4184 * ira-color (ira_fast_allocation): Don't assign hard registers to
4187 2008-08-29 Jan Hubicka <jh@suse.cz>
4190 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4191 for cold internal loops.
4193 2008-08-29 Richard Guenther <rguenther@suse.de>
4195 * tree-ssa-structalias.c (create_variable_info_for): Do not
4196 create fields for heap vars or vars with a noalias state.
4197 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4200 2008-08-29 Richard Guenther <rguenther@suse.de>
4202 * common.opt (ftree-store-ccp): Mark as preserved for
4203 backward compatibility.
4204 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4205 * tree-pass.h (pass_store_ccp): Remove.
4206 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4207 (first_vdef): Remove declaration.
4208 (get_value_loaded_by): Likewise.
4209 * tree-ssa-ccp.c (do_store_ccp): Remove.
4210 (get_default_value): Simplify as do_store_ccp is always false
4211 now. Do not initialize mem_ref.
4212 (set_value_varying): Likewise.
4213 (canonicalize_float_value): Likewise.
4214 (set_lattice_value): Likewise.
4215 (likely_value): Likewise.
4216 (surely_varying_stmt_p): Likewise.
4217 (ccp_initialize): Likewise.
4218 (ccp_lattice_meet): Likewise.
4219 (ccp_visit_phi_node): Likewise.
4220 (ccp_fold): Likewise.
4221 (evaluate_stmt): Likewise.
4222 (visit_assignment): Likewise.
4223 (ccp_visit_stmt): Likewise.
4224 (execute_ssa_ccp): Fold into ...
4225 (do_ssa_ccp): ... this.
4226 (do_ssa_store_ccp): Remove.
4227 (gate_store_ccp): Likewise.
4228 (pass_store_ccp): Likewise.
4229 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4231 * tree-ssa-propagate.c (first_vdef): Remove.
4232 (get_value_loaded_by): Likewise.
4233 (replace_vuses_in): Likewise.
4234 (substitute_and_fold): Do not call replace_vuses_in.
4235 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4237 2008-08-29 Richard Guenther <rguenther@suse.de>
4240 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4241 PARAM_NOALIAS tags with is_heapvar.
4242 * tree-ssa-operands.c (access_can_touch_variable): Offset
4243 based tests do not apply for heapvars. Fix offset test.
4245 2008-08-29 Jan Hubicka <jh@suse.cz>
4247 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4248 (-fipa-cp-clone): Enabled by default at -O3.
4249 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4250 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4252 2008-08-29 Jan Hubicka <jh@suse.cz>
4254 * tree.c (build_function_type_skip_args,
4255 build_function_decl_skip_args): New functions.
4256 * tree.h (build_function_type_skip_args,
4257 build_function_decl_skip_args): Declare.
4258 * gimple.c (giple_copy_call_skip_args): New function.
4259 (giple_copy_call_skip_args): Declare.
4261 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4262 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4263 (ipcp_node_modifiable_p): ... this one; use
4264 tree_versionable_function_p.
4265 (ipcp_create_replace_map): Improve debug output.
4266 (ipcp_need_redirect_p): Return false when not clonning.
4267 (ipcp_update_callgraph): Skip args.
4268 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4270 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4271 (save_inline_function_body): Update call of tree_function_versioning.
4272 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4273 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4275 (tree_function_versioning): Likewise.
4276 * tree-inline.h (tree_function_versioning): Update prototype.
4278 2008-08-29 Jan Hubicka <jh@suse.cz>
4280 * loop-unswitch.c (unswitch_single_loop): Use
4281 optimize_loop_for_speed_p.
4282 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4283 Use optimize_function_for_size_p.
4284 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4285 * postreload-gcse.c (eliminate_partially_redundant_load):
4286 Use optimize_bb_for_size_p.
4287 * value-prof.c (gimple_divmod_fixed_value_transform,
4288 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4289 gimple_stringops_transform): Use optimize_bb_for_size_p.
4290 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4291 * final.c (compute_alignments): Use optimize_function_for_size_p.
4292 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4293 (fold_builtin_strcpy, fold_builtin_fputs): Use
4294 optimize_function_for_size_p.
4295 * fold-const.c (tree_swap_operands_p): Use
4296 optimize_function_for_size_p.
4297 * recog.c (relax_delay_slots): Likewise.
4298 * tree-ssa-math-opts.c (replace_reciprocal):
4299 Use optimize_bb_for_speed_p.
4300 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4301 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4302 optimize_function_for_size_p.
4303 (cgraph_decide_inlining_of_small_function): Use
4304 optimize_function_for_size_p.
4305 * global.c (find_reg): Use optimize_function_for_size_p.
4306 * opts.c (decode_options): Do not clear flag_tree_ch,
4307 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4308 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4309 work it out from profile.
4310 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4311 optimize_loop_for_speed_p.
4312 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4314 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4315 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4316 * tree-eh.c (decide_copy_try_finally): Use
4317 optimize_function_for_size_p.
4318 * local-alloc.c (block_alloc): Pass BB pointer.
4319 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4320 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4321 * loop-unroll.c (decide_unrolling_and_peeling):
4322 Use optimize_loop_for_size_p.
4323 (decide_peel_completely): Likewise.
4324 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4325 optimize_loop_for_size_p.
4326 (vect_enhance_data_refs_alignment): Likewise.
4327 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4328 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4330 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4331 (try_crossjump_bb): Use optimize_bb_for_size_p.
4332 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4333 optimize_loop_for_speed_p.
4334 * bb-reorder.c (find_traces_1_round): Likewise.
4335 (copy_bb): Use optimize_bb_for_speed_p.
4336 (duplicate_computed_gotos): Likewise.
4337 * basic-block.h (optimize_loop_nest_for_size_p,
4338 optimize_loop_nest_for_speed_p): New.
4339 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4341 2008-08-29 Tristan Gingold <gingold@adacore.com>
4343 * gcov.c (main): Call expandargv.
4345 2008-08-29 Jan Hubicka <jh@suse.cz>
4347 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4349 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4351 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4352 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4354 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4356 2008-08-29 Jan Hubicka <jh@suse.cz>
4358 * tree-pass.h (pass_strip_predict_hints): Declare.
4359 * predict.c (strip_builtin_expect): Rename to ...
4360 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4361 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4362 (tree_estimate_probability): Do not strip builtin_expect.
4363 (pass_strip_predict_hints): New pass.
4364 * tree-inline.c (expand_call_inline): When inlining cold function,
4365 predict it as unlikely.
4366 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4368 2008-08-29 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/37207
4371 * tree-vrp.c (extract_range_from_binary_expr): Also try
4372 to constant fold if only one of the operands is a constant.
4374 2008-08-29 Nick Clifton <nickc@redhat.com>
4376 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4377 the same way as SYMBOL_REFs.
4379 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4381 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4383 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4385 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4386 * config/mips/mips.md (branch_likely): Remove const. Fix
4388 (define_delay for type "branch"): Change to only apply for branch
4389 with likely variant.
4390 (define_delay for type "branch" and "branch_likely" no). New delay
4392 (equality_op): New code iterator.
4393 (bbv, bbinv): New code attributes.
4394 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4397 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4398 Andrew Pinski <pinskia@gcc.gnu.org>
4401 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4403 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4405 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4406 rule that a symbolic constant must be defined and >= 0 for the
4407 corresponding facility to be present at compile-time.
4408 * gthr-posix.c: Likewise.
4410 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4412 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4413 * config/mips/mips.md (D): New mode attribute.
4414 (mulsi3, muldi3): Merge it into ...
4415 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4416 (muldi3_mul3): New pattern.
4417 (mulsi3_mult3): Rename to mulsi3_mul3.
4419 2008-08-28 Jan Hubicka <jh@suse.cz>
4421 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4423 * predict.c (always_optimize_for_size_p): Rename to ...
4424 (optimize_function_for_size): ... this one; make extern.
4425 (optimize_function_for_speed_p): New.
4426 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4427 optimize_edge_for_size_p,optimize_edge_for_size_p,
4428 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4429 * basic-block.h (optimize_function_for_size_p,
4430 optimize_function_for_speed_p): Declare.
4431 * i386.md (optimize_size checks): Replace them by appropriate
4433 (standard_80387_constant_p, ix86_compute_frame_layout,
4434 ix86_expand_epilogue, ix86_decompose_address,
4435 print_operand, emit_i387_cw_initialization,
4436 inline_memory_move_cost, ix86_pad_returns,
4437 ix86_reorg): Replace optimize_size checks.
4439 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4441 * rtl.h (simplify_subreg_regno): Declare.
4442 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4443 * simplify-rtx.c (simplify_subreg): ...here.
4444 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4445 subreg_offset_representable_p.
4447 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4450 * c-typeck.c (convert_for_assignment): Give a note describing what
4451 was passed and what was expected.
4453 2008-08-28 Joey Ye <joey.ye@intel.com>
4455 * doc/extend.texi: Document AVX built-in functions.
4456 * doc/invoke.texi: Document -mavx.
4458 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4459 Joey Ye <joey.ye@intel.com>
4460 Xuepeng Guo <xuepeng.guo@intel.com>
4462 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4464 * config/i386/cpuid.h (bit_FMA): New.
4465 (bit_XSAVE): Likewise.
4466 (bit_OSXSAVE): Likewise.
4467 (bit_AVX): Likewise.
4469 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4470 define. Use ASM_OUTPUT_AVX_PREFIX.
4472 * config/i386/gmmintrin.h: New.
4474 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4475 (OPTION_MASK_ISA_AVX_SET): New.
4476 (OPTION_MASK_ISA_FMA_SET): Likewise.
4477 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4478 (OPTION_MASK_ISA_FMA_SET): Likewise.
4479 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4480 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4481 (pta_flags): Add PTA_AVX and PTA_FMA.
4482 (override_options): Handle PTA_AVX and PTA_FMA.
4483 (init_cumulative_args): Handle warn_avx.
4484 (classify_argument): Return 0 for COImode and OImode. Return
4485 1 and X86_64_AVX_CLASS for 256bit vector types.
4486 (examine_argument): Handle X86_64_AVX_CLASS.
4487 (construct_container): Likewise.
4488 (function_arg_advance_32): Pass OImode and 256bit vector types
4490 (function_arg_advance_64): Take a new argument to indicate if a
4491 parameter is named. Handle 256bit vector types. Return
4492 immediately for unnamed 256bit vector mode parameters.
4493 (function_arg_advance): Updated.
4494 (function_arg_32): Add comments for TImode. Handle OImode
4495 and 256bit vector types.
4496 (function_arg_64): Take a new argument to indicate if a
4497 parameter is named. Handle 256bit vector types. Return NULL
4498 for unnamed 256bit vector mode parameters.
4499 (function_arg): Updated.
4500 (setup_incoming_varargs_64): Support
4501 AVX encoding for *sse_prologue_save_insn.
4502 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4503 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4504 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4505 enabled, otherwise return -3.
4506 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4508 (print_reg): Support AVX registers. Handle 'x' and 't'.
4509 Handle 'd' to duplicate the operand.
4510 (print_operand): Likewise. Also support AVX vector compare
4512 (output_387_binary_op): Support AVX.
4513 (output_fp_compare): Likewise.
4514 (ix86_expand_vector_move_misalign): Likewise.
4515 (ix86_attr_length_vex_default): New.
4516 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4517 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4518 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4519 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4520 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4521 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4522 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4523 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4524 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4525 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4526 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4527 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4528 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4529 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4530 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4531 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4532 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4533 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4534 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4535 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4536 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4537 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4538 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4539 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4540 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4541 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4542 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4543 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4544 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4545 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4546 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4547 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4548 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4549 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4550 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4551 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4552 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4553 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4554 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4555 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4556 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4557 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4558 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4559 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4560 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4561 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4562 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4563 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4564 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4565 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4566 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4567 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4568 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4569 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4570 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4571 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4572 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4573 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4574 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4575 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4576 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4577 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4578 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4579 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4580 and IX86_BUILTIN_MOVMSKPS256,
4581 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4582 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4583 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4584 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4585 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4586 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4587 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4588 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4589 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4590 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4591 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4592 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4593 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4594 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4595 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4596 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4597 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4598 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4599 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4600 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4601 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4602 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4603 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4604 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4605 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4606 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4607 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4608 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4609 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4610 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4611 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4612 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4613 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4614 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4615 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4616 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4617 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4618 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4619 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4620 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4621 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4622 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4623 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4624 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4625 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4626 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4627 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4628 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4629 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4630 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4631 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4632 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4633 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4634 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4635 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4636 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4637 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4638 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4640 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4641 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4642 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4643 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4644 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4645 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4646 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4647 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4648 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4649 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4650 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4651 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4652 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4653 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4654 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4655 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4656 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4657 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4658 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4659 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4660 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4661 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4662 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4663 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4664 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4665 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4666 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4667 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4668 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4669 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4670 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4671 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4672 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4673 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4674 IX86_BUILTIN_MOVMSKPS256.
4675 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4676 (ix86_expand_args_builtin): Likewise.
4677 (ix86_expand_special_args_builtin): Likewise.
4678 (ix86_hard_regno_mode_ok): Handle AVX modes.
4679 (ix86_expand_vector_init_duplicate): Likewise.
4680 (ix86_expand_vector_init_one_nonzero): Likewise.
4681 (ix86_expand_vector_init_one_var): Likewise.
4682 (ix86_expand_vector_init_concat): Likewise.
4683 (ix86_expand_vector_init_general): Likewise.
4684 (ix86_expand_vector_set): Likewise.
4685 (ix86_vector_mode_supported_p): Likewise.
4686 (x86_extended_reg_mentioned_p): Check INSN_P before using
4689 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4690 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4692 * config/i386/i386.h (TARGET_AVX): New.
4693 (TARGET_FMA): Likewise.
4694 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4695 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4696 (VALID_AVX256_REG_MODE): New.
4697 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4698 (AVX_FLOAT_MODE_P): Likewise.
4699 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4700 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4701 (AVX_VEC_FLOAT_MODE_P): Likewise.
4702 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4703 (ASM_OUTPUT_OPCODE): Likewise.
4704 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4706 (SSE_REG_MODE_P): Allow 256bit vector modes.
4707 (ix86_args): Add a warn_avx field.
4709 * config/i386/i386.md (UNSPEC_PCMP): New.
4710 (UNSPEC_VPERMIL): Likewise.
4711 (UNSPEC_VPERMIL2): Likewise.
4712 (UNSPEC_VPERMIL2F128): Likewise.
4713 (UNSPEC_MASKLOAD): Likewise.
4714 (UNSPEC_MASKSTORE): Likewise.
4715 (UNSPEC_CAST): Likewise.
4716 (UNSPEC_VTESTP): Likewise.
4717 (UNSPECV_VZEROALL): Likewise.
4718 (UNSPECV_VZEROUPPER): Likewise.
4719 (XMM0_REG): Likewise.
4720 (XMM1_REG): Likewise.
4721 (XMM2_REG): Likewise.
4722 (XMM3_REG): Likewise.
4723 (XMM4_REG): Likewise.
4724 (XMM5_REG): Likewise.
4725 (XMM6_REG): Likewise.
4726 (XMM8_REG): Likewise.
4727 (XMM9_REG): Likewise.
4728 (XMM10_REG): Likewise.
4729 (XMM11_REG): Likewise.
4730 (XMM12_REG): Likewise.
4731 (XMM13_REG): Likewise.
4732 (XMM14_REG): Likewise.
4733 (XMM15_REG): Likewise.
4735 (prefix_vex_imm8): Likewise.
4736 (prefix_vex_w): Likewise.
4737 (length_vex): Likewise.
4740 (*avx_ashlti3): Likewise.
4741 (*avx_lshrti3): Likewise.
4742 (*avx_setcc<mode>): Likewise.
4743 (*fop_<mode>_comm_mixed_avx): Likewise.
4744 (*fop_<mode>_comm_avx): Likewise.
4745 (*fop_<mode>_1_mixed_avx): Likewise.
4746 (*fop_<mode>_1_avx): Likewise.
4747 (*avx_<code><mode>3): Likewise.
4748 (*avx_ieee_smin<mode>3): Likewise.
4749 (*avx_ieee_smax<mode>3): Likewise.
4750 (mode): Add OI, V8SF and V4DF.
4751 (length): Support VEX prefix.
4752 (*cmpfp_i_mixed): Set prefix attribute.
4753 (*cmpfp_i_sse): Likewise.
4754 (*cmpfp_iu_mixed): Likewise.
4755 (*cmpfp_iu_sse): Likewise.
4756 (*movsi_1): Support AVX.
4757 (*movdi_2): Likewise.
4758 (*movdi_1_rex64): Likewise.
4759 (*movti_internal): Likewise.
4760 (*movti_rex64): Likewise.
4761 (*movsf_1): Likewise.
4762 (*movdf_nointeger): Likewise.
4763 (*movdf_integer_rex64): Likewise.
4764 (*movtf_internal): Likewise.
4765 (zero_extendsidi2_32): Likewise.
4766 (zero_extendsidi2_rex64): Likewise.
4767 (*extendsfdf2_mixed): Likewise.
4768 (*extendsfdf2_sse): Likewise.
4769 (*truncdfsf_fast_mixed): Likewise.
4770 (*truncdfsf_fast_sse): Likewise.
4771 (*truncdfsf_mixed): Likewise.
4772 (fix_trunc<mode>di_sse): Likewise.
4773 (fix_trunc<mode>si_sse): Likewise.
4774 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4775 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4776 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4777 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4778 (*rcpsf2_sse): Likewise.
4779 (*rsqrtsf2_sse): Likewise.
4780 (*sqrt<mode>2_sse): Likewise.
4781 (sse4_1_round<mode>2): Likewise.
4782 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4783 Support AVX. Set length attribute properly for AVX.
4785 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4786 (VECTOR_MODES (FLOAT, 32)): Likewise.
4787 (VECTOR_MODE (INT, DI, 8)): Likewise.
4788 (VECTOR_MODE (INT, HI, 32)): Likewise.
4789 (VECTOR_MODE (INT, QI, 64)): Likewise.
4790 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4791 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4792 (VECTOR_MODE (INT, DI, 4)): Removed.
4793 (VECTOR_MODE (INT, SI, 8)): Likewise.
4794 (VECTOR_MODE (INT, HI, 16)): Likewise.
4795 (VECTOR_MODE (INT, QI, 32)): Likewise.
4796 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4797 (INT_MODE (OI, 32)): Likewise.
4799 * config/i386/i386.opt (mavx): New.
4802 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4804 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4805 (*mov<mode>_internal_avx): New.
4806 (*movv2sf_internal_rex64_avx): Likewise.
4807 (*movv2sf_internal_avx): Likewise.
4809 * config/i386/predicates.md (const_4_to_5_operand): New.
4810 (const_6_to_7_operand): Likewise.
4811 (const_8_to_11_operand): Likewise.
4812 (const_12_to_15_operand): Likewise.
4813 (avx_comparison_float_operator): Likewise.
4815 * config/i386/sse.md (AVX256MODEI): New.
4816 (AVX256MODE): Likewise.
4817 (AVXMODEQI): Likewise.
4818 (AVXMODE): Likewise.
4819 (AVX256MODEF2P): Likewise.
4820 (AVX256MODE2P): Likewise.
4821 (AVX256MODE4P): Likewise.
4822 (AVX256MODE8P): Likewise.
4823 (AVXMODEF2P): Likewise.
4824 (AVXMODEF4P): Likewise.
4825 (AVXMODEDCVTDQ2PS): Likewise.
4826 (AVXMODEDCVTPS2DQ): Likewise.
4827 (avxvecmode): Likewise.
4828 (avxvecpsmode): Likewise.
4829 (avxhalfvecmode): Likewise.
4830 (avxscalarmode): Likewise.
4831 (avxcvtvecmode): Likewise.
4832 (avxpermvecmode): Likewise.
4833 (avxmodesuffixf2c): Likewise.
4834 (avxmodesuffixp): Likewise.
4835 (avxmodesuffixs): Likewise.
4836 (avxmodesuffix): Likewise.
4837 (vpermilbits): Likewise.
4838 (pinsrbits): Likewise.
4839 (mov<mode>): Likewise.
4840 (*mov<mode>_internal): Likewise.
4841 (push<mode>1): Likewise.
4842 (movmisalign<mode>): Likewise.
4843 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4844 (avx_movdqu<avxmodesuffix>): Likewise.
4845 (avx_lddqu<avxmodesuffix>): Likewise.
4846 (<plusminus_insn><mode>3): Likewise.
4847 (*avx_<plusminus_insn><mode>3): Likewise.
4848 (*avx_vm<plusminus_insn><mode>3): Likewise.
4849 (mul<mode>3): Likewise.
4850 (*avx_mul<mode>3): Likewise.
4851 (*avx_vmmul<mode>3): Likewise.
4852 (divv8sf3): Likewise.
4853 (divv4df3): Likewise.
4854 (avx_div<mode>3): Likewise.
4855 (*avx_div<mode>3): Likewise.
4856 (*avx_vmdiv<mode>3): Likewise.
4857 (avx_rcpv8sf2): Likewise.
4858 (*avx_vmrcpv4sf2): Likewise.
4859 (sqrtv8sf2): Likewise.
4860 (avx_sqrtv8sf2): Likewise.
4861 (*avx_vmsqrt<mode>2): Likewise.
4862 (rsqrtv8sf2): Likewise.
4863 (avx_rsqrtv8sf2): Likewise.
4864 (*avx_vmrsqrtv4sf2): Likewise.
4865 (<code><mode>3): Likewise.
4866 (*avx_<code><mode>3_finite): Likewise.
4867 (*avx_<code><mode>3): Likewise.
4868 (*avx_vm<code><mode>3): Likewise.
4869 (*avx_ieee_smin<mode>3): Likewise.
4870 (*avx_ieee_smax<mode>3): Likewise.
4871 (avx_addsubv8sf3): Likewise.
4872 (avx_addsubv4df3): Likewise.
4873 (*avx_addsubv4sf3): Likewise.
4874 (*avx_addsubv2df3): Likewise.
4875 (avx_h<plusminus_insn>v4df3): Likewise.
4876 (avx_h<plusminus_insn>v8sf3): Likewise.
4877 (*avx_h<plusminus_insn>v4sf3): Likewise.
4878 (*avx_h<plusminus_insn>v2df3): Likewise.
4879 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4880 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4881 (*avx_maskcmp<mode>3): Likewise.
4882 (avx_nand<mode>3): Likewise.
4883 (*avx_<code><mode>3): Likewise.
4884 (*avx_nand<mode>3): Likewise.
4885 (*avx_<code><mode>3): Likewise.
4886 (*avx_cvtsi2ss): Likewise.
4887 (*avx_cvtsi2ssq): Likewise.
4888 (*avx_cvtsi2sd): Likewise.
4889 (*avx_cvtsi2sdq): Likewise.
4890 (*avx_cvtsd2ss): Likewise.
4891 (avx_cvtss2sd): Likewise.
4892 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4893 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4894 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4895 (*avx_cvtsi2sd): Likewise.
4896 (*avx_cvtsi2sdq): Likewise.
4897 (avx_cvtdq2pd256): Likewise.
4898 (avx_cvtpd2dq256): Likewise.
4899 (avx_cvttpd2dq256): Likewise.
4900 (*avx_cvtsd2ss): Likewise.
4901 (*avx_cvtss2sd): Likewise.
4902 (avx_cvtpd2ps256): Likewise.
4903 (avx_cvtps2pd256): Likewise.
4904 (*avx_movhlps): Likewise.
4905 (*avx_movlhps): Likewise.
4906 (avx_unpckhps256): Likewise.
4907 (*avx_unpckhps): Likewise.
4908 (avx_unpcklps256): Likewise.
4909 (*avx_unpcklps): Likewise.
4910 (avx_movshdup256): Likewise.
4911 (avx_movsldup256): Likewise.
4912 (avx_shufps256): Likewise.
4913 (avx_shufps256_1): Likewise.
4914 (*avx_shufps_<mode>): Likewise.
4915 (*avx_loadhps): Likewise.
4916 (*avx_storelps): Likewise.
4917 (*avx_loadlps): Likewise.
4918 (*avx_movss): Likewise.
4919 (*vec_dupv4sf_avx): Likewise.
4920 (*vec_concatv2sf_avx): Likewise.
4921 (*vec_concatv4sf_avx): Likewise.
4922 (*vec_setv4sf_0_avx): Likewise.
4923 (*vec_setv4sf_avx): Likewise.
4924 (*avx_insertps): Likewise.
4925 (avx_vextractf128<mode>): Likewise.
4926 (vec_extract_lo_<mode>): Likewise.
4927 (vec_extract_hi_<mode>): Likewise.
4928 (vec_extract_lo_<mode>): Likewise.
4929 (vec_extract_hi_<mode>): Likewise.
4930 (vec_extract_lo_v16hi): Likewise.
4931 (vec_extract_hi_v16hi): Likewise.
4932 (vec_extract_lo_v32qi): Likewise.
4933 (vec_extract_hi_v32qi): Likewise.
4934 (avx_unpckhpd256): Likewise.
4935 (*avx_unpckhpd): Likewise.
4936 (avx_movddup256): Likewise.
4937 (*avx_movddup): Likewise.
4938 (avx_unpcklpd256): Likewise.
4939 (*avx_unpcklpd): Likewise.
4940 (avx_shufpd256): Likewise.
4941 (avx_shufpd256_1): Likewise.
4942 (*avx_punpckhqdq): Likewise.
4943 (*avx_punpcklqdq): Likewise.
4944 (*avx_shufpd_<mode>): Likewise.
4945 (*avx_storehpd): Likewise.
4946 (*avx_loadhpd): Likewise.
4947 (*avx_loadlpd): Likewise.
4948 (*avx_movsd): Likewise.
4949 (*vec_concatv2df_avx): Likewise.
4950 (*avx_<plusminus_insn><mode>3): Likewise.
4951 (*avx_<plusminus_insn><mode>3): Likewise.
4952 (*avx_mulv8hi3): Likewise.
4953 (*avxv8hi3_highpart): Likewise.
4954 (*avx_umulv8hi3_highpart): Likewise.
4955 (*avx_umulv2siv2di3): Likewise.
4956 (*avx_mulv2siv2di3): Likewise.
4957 (*avx_pmaddwd): Likewise.
4958 (*avx_mulv4si3): Likewise.
4959 (*avx_ashr<mode>3): Likewise.
4960 (*avx_lshr<mode>3): Likewise.
4961 (*avx_ashl<mode>3): Likewise.
4962 (*avx_<code><mode>3): Likewise.
4963 (*avx_eq<mode>3): Likewise.
4964 (*avx_gt<mode>3): Likewise.
4965 (*avx_nand<mode>3): Likewise.
4966 (*avx_nand<mode>3): Likewise.
4967 (*avx_<code><mode>3): Likewise.
4968 (*avx_<code><mode>3): Likewise.
4969 (*avx_packsswb): Likewise.
4970 (*avx_packssdw): Likewise.
4971 (*avx_packuswb): Likewise.
4972 (*avx_punpckhbw): Likewise.
4973 (*avx_punpcklbw): Likewise.
4974 (*avx_punpckhwd): Likewise.
4975 (*avx_punpcklwd): Likewise.
4976 (*avx_punpckhdq): Likewise.
4977 (*avx_punpckldq): Likewise.
4978 (*avx_pinsr<avxmodesuffixs>): Likewise.
4979 (*avx_pinsrq): Likewise.
4980 (*avx_loadld): Likewise.
4981 (*vec_extractv2di_1_rex64_avx): Likewise.
4982 (*vec_extractv2di_1_avx): Likewise.
4983 (*vec_dupv2di_avx): Likewise.
4984 (*vec_concatv2si_avx): Likewise.
4985 (*vec_concatv4si_1_avx): Likewise.
4986 (*vec_concatv2di_avx): Likewise.
4987 (*vec_concatv2di_rex64_avx): Likewise.
4988 (*avx_uavgv16qi3): Likewise.
4989 (*avx_uavgv8hi3): Likewise.
4990 (*avx_psadbw): Likewise.
4991 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4992 (*avx_phaddwv8hi3): Likewise.
4993 (*avx_phadddv4si3): Likewise.
4994 (*avx_phaddswv8hi3): Likewise.
4995 (*avx_phsubwv8hi3): Likewise.
4996 (*avx_phsubdv4si3): Likewise.
4997 (*avx_phsubswv8hi3): Likewise.
4998 (*avx_pmaddubsw128): Likewise.
4999 (*avx_pmulhrswv8hi3): Likewise.
5000 (*avx_pshufbv16qi3): Likewise.
5001 (*avx_psign<mode>3): Likewise.
5002 (*avx_palignrti): Likewise.
5003 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5004 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5005 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5006 (*avx_mpsadbw): Likewise.
5007 (*avx_packusdw): Likewise.
5008 (*avx_pblendvb): Likewise.
5009 (*avx_pblendw): Likewise.
5010 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5011 (avx_ptest256): Likewise.
5012 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5013 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5014 (*avx_aesenc): Likewise.
5015 (*avx_aesenclast): Likewise.
5016 (*avx_aesdec): Likewise.
5017 (*avx_aesdeclast): Likewise.
5018 (avx_vzeroupper): Likewise.
5019 (avx_vzeroupper_rex64): Likewise.
5020 (avx_vpermil<mode>): Likewise.
5021 (avx_vpermilvar<mode>3): Likewise.
5022 (avx_vpermil2<mode>3): Likewise.
5023 (avx_vperm2f128<mode>3): Likewise.
5024 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5025 (avx_vbroadcastss256): Likewise.
5026 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5027 (avx_vinsertf128<mode>): Likewise.
5028 (vec_set_lo_<mode>): Likewise.
5029 (vec_set_hi_<mode>): Likewise.
5030 (vec_set_lo_<mode>): Likewise.
5031 (vec_set_hi_<mode>): Likewise.
5032 (vec_set_lo_v16hi): Likewise.
5033 (vec_set_hi_v16hi): Likewise.
5034 (vec_set_lo_v32qi): Likewise.
5035 (vec_set_hi_v32qi): Likewise.
5036 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5037 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5038 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5039 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5040 (vec_init<mode>): Likewise.
5041 (*vec_concat<mode>_avx): Likewise.
5042 (blendbits): Support V8SF and V4DF.
5043 (sse2_movq128): Support AVX.
5044 (<sse>_movnt<mode>): Likewise.
5045 (sse2_movntv2di): Likewise.
5046 (sse_rcpv4sf2): Likewise.
5047 (sse_sqrtv4sf2): Likewise.
5048 (sse_rsqrtv4sf2): Likewise.
5049 (<sse>_comi): Likewise.
5050 (<sse>_ucomi): Likewise.
5051 (sse_cvtss2si): Likewise.
5052 (sse_cvtss2si_2): Likewise.
5053 (sse_cvtss2siq): Likewise.
5054 (sse_cvtss2siq_2): Likewise.
5055 (sse_cvttss2si): Likewise.
5056 (sse_cvttss2siq): Likewise.
5057 (sse2_cvtsd2si): Likewise.
5058 (sse2_cvtsd2si_2): Likewise.
5059 (sse2_cvtsd2siq): Likewise.
5060 (sse2_cvtsd2siq_2): Likewise.
5061 (sse2_cvttsd2si): Likewise.
5062 (sse2_cvttsd2siq): Likewise.
5063 (sse2_cvtdq2pd): Likewise.
5064 (*sse2_cvtpd2dq): Likewise.
5065 (*sse2_cvttpd2dq): Likewise.
5066 (*sse2_cvtpd2ps): Likewise.
5067 (sse2_cvtps2pd): Likewise.
5068 (sse3_movshdup): Likewise.
5069 (sse3_movsldup): Likewise.
5070 (sse_storehps): Likewise.
5071 (*sse4_1_extractps): Likewise.
5072 (sse2_storelpd): Likewise.
5073 (vec_dupv2df_sse3): Likewise.
5074 (*vec_concatv2df_sse3): Likewise.
5075 (*sse4_1_pextrb): Likewise.
5076 (*sse4_1_pextrb_memory): Likewise.
5077 (*sse2_pextrw): Likewise.
5078 (*sse4_1_pextrw_memory): Likewise.
5079 (*sse4_1_pextrd): Likewise.
5080 (*sse4_1_pextrq): Likewise.
5081 (sse2_pshufd_1): Likewise.
5082 (sse2_pshuflw_1): Likewise.
5083 (sse2_pshufhw_1): Likewise.
5084 (*sse2_storeq_rex64): Likewise.
5085 (*vec_dupv4si): Likewise.
5086 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5087 (sse2_pmovmskb): Likewise.
5088 (*sse2_maskmovdqu): Likewise.
5089 (*sse2_maskmovdqu_rex64): Likewise.
5090 (sse_ldmxcsr): Likewise.
5091 (sse_stmxcsr): Likewise.
5092 (abs<mode>2): Likewise.
5093 (sse4_1_movntdqa): Likewise.
5094 (sse4_1_phminposuw): Likewise.
5095 (sse4_1_extendv8qiv8hi2): Likewise.
5096 (*sse4_1_extendv8qiv8hi2): Likewise.
5097 (sse4_1_extendv4qiv4si2): Likewise.
5098 (*sse4_1_extendv4qiv4si2): Likewise.
5099 (sse4_1_extendv2qiv2di2): Likewise.
5100 (*sse4_1_extendv2qiv2di2): Likewise.
5101 (sse4_1_extendv4hiv4si2): Likewise.
5102 (*sse4_1_extendv4hiv4si2): Likewise.
5103 (sse4_1_extendv2hiv2di2): Likewise.
5104 (*sse4_1_extendv2hiv2di2): Likewise.
5105 (sse4_1_extendv2siv2di2): Likewise.
5106 (*sse4_1_extendv2siv2di2): Likewise.
5107 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5108 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5109 (sse4_1_zero_extendv4qiv4si2): Likewise.
5110 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5111 (sse4_1_zero_extendv2qiv2di2): Likewise.
5112 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5113 (sse4_1_zero_extendv4hiv4si2): Likewise.
5114 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5115 (sse4_1_zero_extendv2hiv2di2): Likewise.
5116 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5117 (sse4_1_zero_extendv2siv2di2): Likewise.
5118 (*sse4_1_zero_extendv2siv2di2): Likewise.
5119 (sse4_1_ptest): Likewise.
5120 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5121 (sse4_2_pcmpestri): Likewise.
5122 (sse4_2_pcmpestrm): Likewise.
5123 (sse4_2_pcmpistri): Likewise.
5124 (sse4_2_pcmpistrm): Likewise.
5126 (aeskeygenassist): Likewise.
5128 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5130 * config/i386/predicates.md (vzeroall_operation): New.
5132 * config/i386/sse.md (avx_vzeroall): New.
5133 (*avx_vzeroall): Likewise.
5135 2008-08-28 Paul Brook <paul@codesourcery.com>
5136 Mark Shinwell <shinwell@codesourcery.com>
5137 Richard Earnshaw <richard.earnshaw@arm.com>
5139 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5140 (TARGET_MIN_ANCHOR_OFFSET): New.
5141 (arm_override_options): Set correct anchor ranges for Thumb-1
5142 and Thumb-2 if required.
5143 (legitimize_pic_address): Handle case involving a TLS symbol
5144 reference with an addend.
5145 (arm_optimization_options): Enable section anchors at -O1 and
5147 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5148 * config/arm/arm-protos.h (arm_optimization_options): New.
5150 2008-08-28 Nick Clifton <nickc@redhat.com>
5152 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5153 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5156 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5157 * config/v850/v850.md (return): Remove frame size restriction.
5159 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5161 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5163 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5165 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5167 2008-08-28 Paul Brook <paul@codesourcery.com>
5169 * config/arm/vfp11.md: Update license notice.
5170 * config/arm/cortex-r4.md: Ditto.
5172 2008-08-28 Richard Guenther <rguenther@suse.de>
5174 PR tree-optimization/37207
5175 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5178 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5181 * tree.c (int_fits_type_p): Don't forget unsigned integers
5182 of type sizetype which higher end word equals -1.
5184 2008-08-28 Ira Rosen <irar@il.ibm.com>
5186 * target.h (struct vectorize): Add new target builtin.
5187 * tree-vectorizer.c (destroy_loop_vec_info): Call
5188 vect_free_slp_instance instead of vect_free_slp_node.
5189 * tree-vectorizer.h (enum slp_load_perm_type): New.
5190 (struct _slp_instance): Add new fields.
5191 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5192 (SLP_INSTANCE_LOADS): New.
5193 (vect_free_slp_tree): Remove.
5194 (vect_free_slp_instance): Declare.
5195 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5196 (vectorizable_load): Add argument.
5197 (vect_transform_slp_perm_load): New.
5198 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5200 (vect_get_place_in_interleaving_chain): New function.
5201 (vect_free_slp_tree): Make static.
5202 (vect_free_slp_instance): New function.
5203 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5204 collect the load location in the interleaving chain.
5205 (vect_supported_slp_permutation_p): New function.
5206 (vect_supported_load_permutation_p): Likewise.
5207 (vect_analyze_slp_instance): In case of loads permutation, call
5208 vect_supported_load_permutation_p to check that the permutation is
5210 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5211 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5212 (vect_create_mask_and_perm): New function.
5213 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5214 (vectorizable_load): Add an argument. Don't keep the created vectors
5215 statements in the node if permutation is required. Call
5216 vect_transform_slp_perm_load to generate the permutation.
5217 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5218 additional argument.
5219 (vect_schedule_slp_instance): In case of loads permutation, allocate
5220 vectorized statements structure for all the related SLP nodes. Call
5221 vect_transform_stmt with addditional argument.
5222 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5223 * config/spu/spu.c (spu_builtin_vec_perm): New.
5224 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5225 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5226 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5227 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5229 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5231 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5232 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5233 __gthread_cond_signal, __gthread_cond_timedwait,
5234 __gthread_cond_timedwait_recursive): New functions.
5235 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5237 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5240 2008-08-28 Richard Guenther <rguenther@suse.de>
5243 * fold-const.c (maybe_canonicalize_comparison_1): Require
5244 undefined overflow only for canonicalizing A +- CST cmp CST.
5245 Make sure to not generate new constants that are not inside
5246 their TYPE_MIN/MAX_VALUE range.
5247 (maybe_canonicalize_comparison): Remove undefined overflow
5249 (fold_binary): Remove now duplicate folding.
5251 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5253 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5254 use not updated in the last change.
5256 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5258 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5259 (IRA_COVER_CLASSES): Add FPUL_REGS.
5261 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5264 * c-common.c (conversion_warning): Check for null operands.
5266 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5269 * c-decl.c (check_for_loop_decls): Improve error message. Give
5272 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5275 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5276 (convert_for_assignment): Pass corrent OPT_W* parameter to
5277 WARN_FOR_ASSIGNMENT.
5279 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5282 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5284 2008-08-27 Paul Brook <paul@codesourcery.com>
5286 * config.gcc: Loosen checks for arm uclinux eabi targets.
5288 2008-08-27 Paul Brook <paul@codesourcery.com>
5290 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5292 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5294 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5296 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5297 the enumerators of an ENUMERAL_TYPE.
5298 * dbxout.c (dbxout_type): Ditto.
5300 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5303 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5304 (fwprop_addr): Check that the loop_father is not the outer loop.
5306 2008-08-26 Paul Brook <paul@codesourcery.com>
5308 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5309 Remove documentation entry for fmul type.
5310 Use fmuls to annotate single-precision multiplication patterns,
5311 fmuld to annotate double-precision multiplication patterns,
5312 fmacs to annotate single-precision multiply-accumulate patterns
5313 and fmacd to annotate double-precision multiply-accumulate patterns.
5314 * config/arm/vfp11.md: Update reservations accordingly.
5315 * config/arm/arm.md: Note that certain values of the "type"
5316 attribute are documented in vfp.md.
5317 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5318 (v10_cvt): Use new fmul types.
5320 2008-08-26 Paul Brook <paul@codesourcery.com>
5322 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5323 * config/arm/vfp11.md: ...here. New.
5324 * config/arm/arm.md: Include vfp11.md.
5326 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5328 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5329 parameter to inform call.
5331 2008-08-26 Jeff Law <law@redhat.com>
5333 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5334 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5335 preferred class when copying a constant into a partial word register.
5337 2008-08-26 Ben Elliston <bje@au.ibm.com>
5339 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5340 * cp/typeck.c: Likewise.
5341 * cp/tree.c: Likewise.
5342 * gimple-low.c: Likewise.
5345 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5347 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5348 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5350 * doc/passes.texi: Describe IRA.
5352 * doc/tm.texi (IRA_COVER_CLASSES,
5353 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5355 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5356 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5357 -fira-propagate-cost, -fno-ira-share-save-slots,
5358 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5360 * flags.h (ira_algorithm): New enumeration.
5361 (flag_ira_algorithm, flag_ira_verbose): New external variable
5364 * postreload.c (gate_handle_postreload): Don't do post reload
5365 optimizations unless the reload is completed.
5367 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5370 * tree-pass.h (pass_ira): New external variable declaration.
5372 * reload.h: Add 2008 to the Copyright.
5374 * cfgloopanal.c: Include params.h.
5375 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5378 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5380 * toplev.c (ira.h): New include.
5381 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5382 (backend_init_target): Call ira_init.
5383 (backend_init): Call ira_init_once.
5384 (finalize): Call finish_ira_once.
5386 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5387 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5390 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5391 may_move_out_cost): New external variable declarations.
5392 (move_table): New typedef.
5394 * caller-save.c: Include headers output.h and ira.h.
5395 (no_caller_save_reg_set): New global variable.
5396 (save_slots_num, save_slots): New variables.
5397 (reg_save_code, reg_restore_code, add_stored_regs): Add
5399 (init_caller_save): Set up no_caller_save_reg_set.
5400 (init_save_areas): Reset save_slots_num.
5401 (saved_hard_reg): New structure.
5402 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5403 (initiate_saved_hard_regs, new_saved_hard_reg,
5404 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5406 (setup_save_areas): Add code for sharing stack slots.
5407 (all_blocks): New variable.
5408 (save_call_clobbered_regs): Process pseudo-register too.
5409 (mark_set_regs): Process pseudo-register too.
5410 (insert_one_insn): Put the insn after bb note in a empty basic
5411 block. Add insn check.
5413 * global.c (eliminable_regset): Make it external.
5414 (mark_elimination): Use DF_LR_IN for IRA.
5415 (pseudo_for_reload_consideration_p): New.
5416 (build_insn_chain): Make it external. Don't ignore spilled
5417 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5418 (gate_handle_global_alloc): New function.
5419 (pass_global_alloc): Add the gate function.
5421 * opts.c (decode_options): Set up flag_ira. Print the warning for
5423 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5425 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5427 * regmove.c (regmove_optimize): Don't do replacement of output for
5430 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5431 New external variable declarations.
5433 * local-alloc.c (update_equiv_regs): Make it external. Return
5434 true if jump label rebuilding should be done. Rescan new_insn for
5436 (gate_handle_local_alloc): New function.
5437 (pass_local_alloc): Add the gate function.
5439 * alias.c (value_addr_p, stack_addr_p): New functions.
5440 (nonoverlapping_memrefs_p): Use them for IRA.
5442 * common.opt (fira, fira-algorithm, fira-coalesce,
5443 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5444 fira-verbose): New options.
5446 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5447 move_cost, may_move_in_cost, may_move_out_cost): Make the
5449 (move_table): Remove typedef.
5450 (init_move_cost): Make it external.
5451 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5454 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5455 setup_reg_classes): New function prototypes.
5456 (eliminable_regset): New external variable declaration.
5457 (build_insn_chain, update_equiv_regs): New function prototypes.
5459 * Makefile.in (IRA_INT_H): New definition.
5460 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5461 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5462 (reload1.o, toplev.o): Add dependence on ira.h.
5463 (cfgloopanal.o): Add PARAMS_H.
5464 (caller-save.o): Add dependence on output.h and ira.h.
5465 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5466 ira-emit.o, ira-lives.o): New entries.
5468 * passes.c (pass_ira): New pass.
5470 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5472 * reload1.c (ira.h): Include the header.
5473 (changed_allocation_pseudos): New bitmap.
5474 (init_reload): Initiate the bitmap.
5475 (compute_use_by_pseudos): Permits spilled registers in FROM.
5476 (temp_pseudo_reg_arr): New variable.
5477 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5478 IRA. Call alter_reg with the additional parameter. Don't clear
5479 spilled_pseudos for IRA. Restore original insn chain for IRA.
5480 Clear changed_allocation_pseudos at the end of reload.
5481 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5482 (hard_regno_to_pseudo_regno): New variable.
5483 (count_pseudo): Check spilled pseudos. Set up
5484 hard_regno_to_pseudo_regno.
5485 (count_spilled_pseudo): Check spilled pseudos. Update
5486 hard_regno_to_pseudo_regno.
5487 (find_reg): Use better_spill_reload_regno_p. Check
5488 hard_regno_to_pseudo_regno.
5489 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5491 (eliminate_regs_1): Use additional parameter for alter_reg.
5492 (finish_spills): Set up pseudo_previous_regs only for spilled
5493 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5494 more arguments. Don't clear live_throughout and dead_or_set for
5495 spilled pseudos. Use additional parameter for alter_reg. Call
5496 mark_allocation_change. Set up changed_allocation_pseudos.
5497 Remove sanity check.
5498 (emit_input_reload_insns, delete_output_reload): Use additional
5499 parameter for alter_reg. Call mark_allocation_change.
5500 (substitute, gen_reload_chain_without_interm_reg_p): New
5502 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5504 * testsuite/gcc.dg/20080410-1.c: New file.
5506 * config/s390/s390.h (IRA_COVER_CLASSES,
5507 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5509 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5511 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5513 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5515 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5517 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5519 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5521 2008-08-24 Jeff Law <law@redhat.com>
5522 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5523 when ignoring unavailable registers.
5525 2008-08-24 Jeff Law <law@redhat.com>
5526 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5527 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5528 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5529 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5531 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5532 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5534 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5535 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5536 * reload1.c (find_reg): Process registers in register allocation order.
5538 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5539 * toplev.c (backend_init_target): Move ira_init call from
5541 (lang_dependent_init_target): ...to here.
5543 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5544 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5545 calculate memory move costs for NO_REGS.
5547 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5548 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5549 STACK_REGS is defined.
5551 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5552 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5554 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5555 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5557 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5558 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5559 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5562 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5563 Dorit Nuzman <dorit@il.ibm.com>
5565 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5566 vec_extract_evenv4sf, vec_extract_evenv8hi,
5567 vec_extract_evenv16qi, vec_extract_oddv4si,
5568 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5569 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5570 vec_interleave_highv4si, vec_interleave_lowv4si,
5571 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5572 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5573 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5575 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5578 * config/rs6000/rs6000.c (optimization_options): Don't default to
5579 section anchors without toplevel reorder.
5581 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5583 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5584 (mfc_end_critical_section): Likewise.
5586 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5588 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5589 all type qualifiers from element type to vector type.
5591 2008-08-25 David Daney <ddaney@avtrex.com>
5593 * config/mips/mips.md (immediate_insn): Move up in file, fix
5594 comment typo, reformat.
5595 (fetchop_bit, atomic_hiqi_op memory_barrier,
5596 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5597 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5598 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5599 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5600 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5601 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5602 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5603 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5604 sync_old_nand<mode>, sync_new_nand<mode>,
5605 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5606 test_and_set_12): Moved to sync.md.
5608 * config/mips/sync.md: New file.
5610 2008-08-25 Richard Henderson <rth@redhat.com>
5612 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5613 (regsave): Likewise.
5614 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5615 (output_cfi_directive): Likewise.
5616 (div_data_align): New.
5617 (output_cfi): Use it.
5619 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5621 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5622 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5623 (TARGET_OCTEON): New macro.
5624 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5625 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5626 (ISA_HAS_POP): New macro.
5627 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5629 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5631 * config/mips/mips.md (cpu): Add octeon.
5632 (type): Add pop attribute value.
5633 (popcount<mode>2): New pattern.
5634 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5636 2008-08-24 Jan Hubicka <jh@suse.cz>
5638 * doc/invoke.texi (-fipa-cp-clone): New option.
5639 (-fipa-cp): Update docs.
5640 (--param ipcp-unit-growth):New.
5641 * ipa-cp.c: Include fibheap.h, params.h
5642 (ipcp_initialize_node_lattices): When not cloning, all externally
5643 visible functions are bottom.
5644 (ipcp_need_redirect_p): Accept clones.
5645 (ipcp_insert_stage): Use cost driven heuristics.
5646 (max_count, dead_nodes): New static vars.
5647 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5648 ipcp_const_param_count): New functions.
5649 * common.opt (ipa-cp-clone): New command line option.
5650 * params.def (ipcp-unit-growth): New.
5652 2008-08-24 Jan Hubicka <jh@suse.cz>
5654 * tree-inline.c (tree_function_versioning): Look harder
5655 for referenced vars.
5657 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5659 PR tree-optimization/37185
5660 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5662 2008-08-23 Jan Hubicka <jh@suse.cz>
5664 * ipa-cp.c (ipcp_analyze_node): New function.
5665 (ipcp_update_cloned_node): Use it.
5666 (ipcp_init_stage): Likewise.
5667 * ipa-inline.c (function_insertion_hook_holder): New static var.
5668 (analyze_function): Break out from ....
5669 (inline_generate_summary): Here; register insertion hook.
5670 (cgraph_decide_inlining): Remove hook.
5671 (add_new_function): New function.
5673 2008-08-23 Jan Hubicka <jh@suse.cz>
5675 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5677 2008-08-23 Jan Hubicka <jh@suse.cz>
5679 * ipa-cp.c (constant_val_insert): Remove.
5680 (ipcp_propagate_one_const): Remove.
5681 (ipcp_create_replace_map): Always insert replacements to the map.
5682 (ipcp_insert_stage): Do not try to insert statements by hand.
5683 * tree-inline.c (insert_init_stmt): Break out from ...
5684 (setup_one_parameter): ... here; allow NULL BB pointer.
5685 (tree_function_versioning): Use setup_one_parameter to process
5688 2008-08-23 Jan Hubicka <jh@suse.cz>
5690 * tree.c (decl_address_ip_invariant_p): New function.
5691 * tree.h (decl_address_ip_invariant_p): Declare.
5692 * gimple.c (strip_invariant_refs): Break out from ...
5693 (is_gimple_invariant_address): ... here
5694 (is_gimple_ip_invariant_address): New function.
5695 (is_gimple_ip_invariant): New function.
5696 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5699 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5700 (ipcp_lat_is_insertable): All constants are insertable.
5701 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5702 IPA_CONST_VALUE_REF.
5703 (ipcp_initialize_node_lattices): Propagate all types of operands.
5704 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5705 (ipcp_create_replace_map): Reformat.
5706 (ipcp_need_redirect_p): Simplify.
5707 (ipcp_insert_stage): Check that argument is used before clonning.
5708 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5710 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5711 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5712 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5713 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5714 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5715 * tree-inline.c (tree_function_versioning): Add variables referenced
5718 2008-08-23 Jan Hubicka <jh@suse.cz>
5721 * i386.c (standard_80387_constant_p): Use optimize_size.
5723 2008-08-23 Ira Rosen <irar@il.ibm.com>
5725 PR tree-optimization/37161
5726 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5727 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5728 (vect_determine_vectorization_factor): Move the scalar type
5729 retrieval to vect_get_smallest_scalar_type.
5730 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5731 scalar type. Remove redundant computation.
5732 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5733 (vect_get_slp_defs): Take the type of RHS into account if
5734 necessary by calling vect_get_smallest_scalar_type. Call
5735 vect_get_constant_vectors with additional argument.
5737 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5740 * doc/invoke.texi (Wwrite-strings): Clarify description.
5742 2008-08-23 Ira Rosen <irar@il.ibm.com>
5744 PR tree-optimization/37174
5745 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5746 def stmt is a part of the loop before accessing its stmt_vec_info.
5748 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5751 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5752 (*swap): New insn pattern.
5753 (*ashlqi3): Rename from ashlqi3 insn pattern.
5754 (ashlqi3): New expanders.
5755 (*lshrqi3): Rename from lshrqi3 insn pattern.
5756 (lshrqi3): New expanders.
5757 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5758 lshrqi3_const5, lshrqi3_const6): New splitters.
5759 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5760 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5763 2008-08-22 Richard Guenther <rguenther@suse.de>
5765 PR tree-optimization/37078
5766 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5767 [+INF, +INF] ranges.
5769 2008-08-22 Richard Guenther <rguenther@suse.de>
5771 PR tree-optimization/37143
5772 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5773 a conversion statement instead of a copy.
5775 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5778 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5779 CCCmode, CCOmode and CCSmode destination modes.
5782 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5783 from different units in a single alternative.
5784 (*vec_extractv2sf_1): Ditto.
5785 (*vec_extractv2si_0): Ditto.
5786 (*vec_extractv2si_1): Ditto.
5787 * config/i386/sse.md (sse2_storehpd): Ditto.
5788 (sse2_storelpd): Ditto.
5789 (sse2_loadhpd): Ditto.
5790 (sse2_loadlpd): Ditto.
5793 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5794 (popcountsi2): Ditto.
5795 (clzdi2_abm): Ditto.
5796 (popcountdi2): Ditto.
5797 (clzhi2_abm): Ditto.
5798 (popcounthi2): Ditto.
5800 2008-08-22 Richard Guenther <rguenther@suse.de>
5804 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5805 if the multiplication does not overflow.
5807 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5809 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5811 2008-08-21 Richard Henderson <rth@redhat.com>
5813 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5814 spurrious comma from test.
5815 * configure: Rebuild.
5817 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5820 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5823 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5825 * c-tree.h (grokfield): New argument.
5826 * c-decl.c (grokfield): Handle new location argument.
5827 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5829 2008-08-21 Richard Guenther <rguenther@suse.de>
5831 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5833 2008-08-21 Jan Hubicka <jh@suse.cz>
5835 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5836 (cgraph_add_function_insertion_hook,
5837 cgraph_remove_function_insertion_hook,
5838 cgraph_call_function_insertion_hooks): New functions.
5839 * cgraph.h (cgraph_add_function_insertion_hook,
5840 cgraph_remove_function_insertion_hook,
5841 cgraph_call_function_insertion_hooks): Declare.
5842 * ipa-reference.c (function_insertion_hook_holder): New variable.
5843 (check_operand, look_for_address_of): When checking late, do not care
5844 about module bitmaps.
5845 (add_new_function): New function.
5846 (generate_summary): Register hooks; zero module bitmaps.
5847 (propagate): Unregister hooks.
5848 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5849 (add_new_function): New function.
5850 (generate_summary): Register hook.
5851 (propagate): Remove hook.
5853 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5855 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5856 * ipa-cp.c (ipcp_update_cloned_node): New function.
5857 (build_const_val): Handle functions correctly; bring type logic
5858 into sync with tree-inline.c
5859 (ipcp_init_stage): Take care of computing stuff needed by
5860 indirect inlining; update clones.
5861 (ipcp_generate_summary): Break out of ipcp_driver.
5862 (ipcp_driver): Do only execution and transformation.
5863 (pass_ipa_cp): Make IPA_PASS.
5864 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5866 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5867 ipcp, some info is already available.
5868 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5869 * tree-inline.c (remap_ssa_name): Unshare expression.
5871 2008-08-21 Richard Guenther <rguenther@suse.de>
5873 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5874 a PHI ask VN if it is already available.
5875 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5876 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5878 2008-08-21 Richard Guenther <rguenther@suse.de>
5881 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5882 makes sure to produce a result of the correct type.
5884 2008-08-21 Jan Hubicka <jh@suse.cz>
5885 Backport from LTO branch:
5887 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5888 Jan Hubicka <jh@suse.cz>
5891 (init_state, finish_state, set_function_state, generate_summary):
5893 (scan_stmt): Renamed from scan_function. Changed to keep state in
5894 local static vars rather than cgraph aux field.
5895 (propagate): Renamed from static_execute. Changed to keep state in
5896 local static vars rather than cgraph aux field.
5897 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5898 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5900 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5902 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5903 * ipa-reference.c (init_function_info, generate_summary,
5904 propagate): New functions.
5905 (analyze_function): Call init_function_info.
5906 (static_execute): Stripped into generate_summary and propagate.
5907 (pass_ipa_reference): Made into ipa_opt_pass.
5909 2008-08-21 Richard Guenther <rguenther@suse.de>
5911 PR tree-optimization/37181
5912 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5914 (extract_range_from_unary_expr): Likewise.
5916 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5918 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5920 * toplev.h (pedwarn_at): Likewise.
5921 * builtins.c: Update all calls to pedwarn.
5922 * c-lex.c: Likewise.
5923 * toplev.c: Likewise.
5924 * c-tree.h: Likewise.
5925 * c-decl.c: Likewise.
5926 * c-errors.c: Likewise.
5927 * c-typeck.c: Likewise.
5928 * c-common.c: Likewise.
5929 * c-parser.c: Likewise.
5931 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5934 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5935 with MODE_VECTOR_INT mode.
5937 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5940 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5941 initialized outside the current module.
5942 (warn_uninitialized_var): Ignore left-hand side when walking the
5943 trees. Ignore address expressions. Examine VUSE operands in gimple
5944 statements with a variable declaration on the right-hand side.
5946 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5949 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5951 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5954 * c-common.c (conversion_warning): Do not warn if applying bit-and
5955 operator to unsigned constant that fits in the target type.
5957 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5960 * c-common.c (conversion_warning): Do not warn for artificial
5963 2008-08-20 Richard Guenther <rguenther@suse.de>
5965 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5966 (extract_range_from_binary_expr): Fall back to constant propagation.
5967 (extract_range_from_unary_expr): Likewise.
5969 2008-08-20 Richard Guenther <rguenther@suse.de>
5971 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5972 with TREE_THIS_VOLATILE on shared nodes.
5973 (fold_stmt_r): Likewise.
5975 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5978 * c-parser.c (c_parser_attributes): For keywords use canonical
5979 spelling for attr_name.
5981 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5983 * value-prof.c (check_counter): Revert wrong call to error.
5985 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5987 * profile.c: Update calls to inform.
5988 * value-prof.c: Update calls to inform.
5990 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5992 * diagnostic.c (inform): Add an explicit location_t parameter.
5993 * toplev.h (inform): Update declaration.
5994 * builtins.c: Update all calls to inform.
5995 * c-common.c: Likewise.
5996 * c-decl.c: Likewise.
5997 * c-opts.c: Likewise.
5998 * c-pch.c: Likewise.
5999 * c-pragma.c: Likewise.
6000 * c-typeck.c: Likewise.
6001 * coverage.c: Likewise.
6003 * toplev.c: Likewise.
6004 * tree-cfg.c: Likewise.
6005 * tree-ssa.c: Likewise.
6007 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6010 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6011 V2DI mode, for SSE4.1, use movq instead of vector set if the
6012 second element is zero and inter-unit moves are OK.
6014 2008-08-20 Richard Guenther <rguenther@suse.de>
6016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6017 properly handle conversion/copy chains after tuplification.
6019 2008-08-20 Richard Guenther <rguenther@suse.de>
6021 * passes.c (init_optimization_passes): Move the second
6022 forwprop pass before alias computation. Remove the second
6023 DCE pass. Remove the first dominator and phi copy/const
6026 2008-08-20 Nick Clifton <nickc@redhat.com>
6028 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6029 support of this feature. Do not assume that a sufficiently new
6030 assembler will support the feature regardless of the target type.
6031 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6032 * configure: Regenerate.
6034 2008-08-20 Richard Guenther <rguenther@suse.de>
6036 * tree-vrp.c (found_in_subgraph): Remove.
6037 (live): New global static.
6038 (live_on_edge): New function.
6039 (blocks_visited): Remove.
6040 (register_edge_assert_for_2): Use live_on_edge.
6041 (find_conditional_asserts): Remove code dealing with
6042 found_in_subgraph. Do not walk the CFG.
6043 (find_switch_asserts): Likewise.
6044 (find_assert_locations_1): Renamed from find_assert_locations.
6045 Move finding assert locations for conditional and switch
6046 statements first. Update live bitmap. Do not walk the CFG.
6047 (find_assert_locations): New function.
6048 (insert_range_assertions): Remove entry of CFG walk.
6049 Adjust call to find_assert_locations.
6050 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6051 that only can appear because of fake exit edges but assert we
6052 never try to insert on those.
6053 (fini_pre): Do not remove fake exit edges here...
6054 (execute_pre): ...but here, before committing edge inserts.
6056 2008-08-19 Richard Guenther <rguenther@suse.de>
6058 * passes.c (init_optimization_passes): Exchange store-ccp
6061 2008-08-19 Rafael EspÃndola <espindola@google.com>
6063 * varasm.c (weak_decls): Move earlier in the file.
6064 (assemble_external): Add weak decls to the weak_decls list.
6065 (declare_weak): Don't add decls to the weak_decls list.
6067 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6070 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6071 before (sse2_shufpd_<mode>).
6073 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6076 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6077 * tree.c (block_nonartificial_location): Likewise.
6079 2008-08-19 Richard Guenther <rguenther@suse.de>
6081 PR tree-optimization/35972
6082 PR tree-optimization/23094
6083 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6086 handle MISALIGNED_INDIRECT_REF.
6087 (get_ref_from_reference_ops): New helper.
6088 (vn_reference_lookup_pieces): Walk the use-def chain using the
6089 alias-oracle if requested.
6090 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6091 walking the use-def chain.
6092 (compute_avail): But not here.
6093 (create_component_ref_by_pieces_1): Properly handle
6094 MISALIGNED_INDIRECT_REF.
6095 (do_regular_insertion): Handle fully redundant
6096 expressions after PHI-translation also for SSA_NAME values, not
6097 only constants. Correctly use edoubleprime for that.
6099 2008-08-19 Ira Rosen <irar@il.ibm.com>
6101 * tree-vectorizer.c (supportable_widening_operation): Support
6102 multi-step conversion, return the number of steps in such conversion
6103 and the required intermediate types.
6104 (supportable_narrowing_operation): Likewise.
6105 * tree-vectorizer.h (vect_pow2): New function.
6106 (supportable_widening_operation): Change argument types.
6107 (supportable_narrowing_operation): Likewise.
6108 (vectorizable_type_promotion): Add an argument.
6109 (vectorizable_type_demotion): Likewise.
6110 * tree-vect-analyze.c (vect_analyze_operations): Call
6111 vectorizable_type_promotion and vectorizable_type_demotion with
6112 additional argument.
6113 (vect_get_and_check_slp_defs): Detect patterns.
6114 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6116 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6117 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6118 factor according to the smallest type in the loop.
6119 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6120 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6121 supportable_widening_operation with correct arguments.
6122 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6123 operands lists according to the number of vector statements in left
6124 or right node, if exists.
6125 (vect_gen_widened_results_half): Remove unused argument.
6126 (vectorizable_conversion): Call supportable_widening_operation,
6127 supportable_narrowing_operation, and vect_gen_widened_results_half
6128 with correct arguments.
6129 (vectorizable_assignment): Change documentation, support multiple
6131 (vectorizable_operation): Likewise.
6132 (vect_get_loop_based_defs): New function.
6133 (vect_create_vectorized_demotion_stmts): Likewise.
6134 (vectorizable_type_demotion): Support loop-aware SLP and general
6135 multi-step conversion. Call vect_get_loop_based_defs and
6136 vect_create_vectorized_demotion_stmts for transformation.
6137 (vect_create_vectorized_promotion_stmts): New function.
6138 (vectorizable_type_promotion): Support loop-aware SLP and general
6139 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6141 (vectorizable_store): Change documentation, support multiple
6143 (vectorizable_load): Likewise.
6144 (vect_transform_stmt): Pass SLP_NODE to
6145 vectorizable_type_promotion and vectorizable_type_demotion.
6146 (vect_schedule_slp_instance): Move here the calculation of number
6147 of vectorized statements for each node from...
6148 (vect_schedule_slp): ... here.
6149 (vect_transform_loop): Call vect_schedule_slp without the last
6152 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6155 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6156 to == in assert statement.
6157 (vectorizable_reduction): Fix typo.
6159 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6162 * value-prof.c (check_counter): Dereference pointer to overall
6163 count when printing it.
6165 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6167 * profile.h: Really add it.
6169 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6171 * mcf.c: Really add it.
6173 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6174 Vinodha Ramasamy <vinodha@google.com>
6176 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6178 * value-prof.c (check_counter): Fix the counter if
6179 flag_profile_correction is true.
6180 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6181 tree_mod_subtract_transform):
6182 Follow check_counter parameter change.
6183 * common.opt (fprofile-correction): New option.
6185 * profile.h: Likewise.
6186 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6187 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6188 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6190 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6191 flag_profile_correction is set.
6193 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6195 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6197 2008-08-18 Tomas Bily <tbily@suse.cz>
6199 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6200 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6202 * tree-data-ref.c (split_constant_offset_1): Likewise.
6203 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6204 * tree-sra.c (sra_walk_expr): Likewise.
6205 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6206 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6207 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6208 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6210 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6211 * tree-vect-transform.c (vectorizable_type_demotion)
6212 (vectorizable_type_promotion): Likewise.
6213 * tree-inline.c (expand_call_inline):
6214 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6215 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6216 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6217 * expr.c (expand_expr_real_1): Likewise.
6218 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6219 (gimple_assign_unary_useless_conversion_p): Likewise.
6220 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6221 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6222 * fold-const.c (fold_unary): Likewise.
6223 * tree.h (CONVERT_EXPR_P): Likewise.
6224 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6225 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6227 (register_edge_assert_for_2, extract_range_from_unary_expr)
6228 (register_edge_assert_for_1): Likewise.
6230 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6232 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6233 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6234 (enum real_value_const): Delete.
6235 (get_real_const): Delete.
6236 * real.c (get_real_const): Delete.
6237 (dconst_e_ptr): Define.
6238 (dconst_third_ptr): Define.
6239 (dconst_sqrt2_ptr): Define.
6240 * builtins.c: Update all callers.
6242 2008-08-18 Richard Guenther <rguenther@suse.de>
6244 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6245 statement iterator after statement removal.
6247 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6249 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6250 (detect_processor_freebsd): Likewise.
6251 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6253 2008-08-18 Richard Guenther <rguenther@suse.de>
6255 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6256 and loads have the correct types.
6258 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6261 * c-opts.c (cpp_opts): Remove static.
6262 * c-parser.c (cpp_opts): Declare it extern.
6263 (disable_extension_diagnostics): Handle cpp options.
6264 (enable_extension_diagnostics): Likewise.
6266 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6268 * diagnostics.c (permerror_at): Rename as permerror.
6269 (permerror): Delete.
6270 * toplev.h: Likewise.
6272 2008-08-18 Richard Guenther <rguenther@suse.de>
6274 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6275 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6276 Move call_cdce before build_alias. Move copyrename2,
6277 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6278 right after final inlining.
6279 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6280 (pass_build_cfg): But instead via TODO_dump_func.
6282 2008-08-18 Richard Guenther <rguenther@suse.de>
6284 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6286 (scalarize_init): If we failed to generate some initializers
6287 do not generate zeros for not instantiated members. Instead
6288 rely on the copy out.
6289 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6290 about missing flow-sensitive alias info only if we have
6293 2008-08-17 Nick Clifton <nickc@redhat.com>
6295 * doc/extend.texi (Function Attributes): Fix typo in description
6296 if hot function attribute.
6298 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6299 Richard Sandiford <rdsandiford@googlemail.com>
6301 * doc/install.texi (--with-mips-plt): Document.
6302 * doc/invoke.texi (-mplt, -mno-plt): Document.
6303 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6304 and handle ${with_mips_plt}.
6305 * config/mips/mips.opt (mplt): New option.
6306 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6307 (TARGET_ABICALLS_PIC2): Likewise.
6308 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6309 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6310 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6311 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6312 to decide whether to output ".option picX" directives.
6313 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6314 Pass -call_nonpic rather than -KPIC for -mplt.
6315 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6316 on the command line. Also remove it when -mabi=64 is used without
6318 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6319 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6320 TARGET_ABICALLS_PIC0.
6321 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6323 (mips16_build_function_stub): Only output ".option pic" directives
6324 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6325 (mips16_build_call_stub): Fix comment and remove redundant
6326 ".set at"/"set .noat" directives.
6327 (mips_function_rodata_section): Use the default behaviour for
6328 TARGET_ABSOLUTE_ABICALLS.
6329 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6330 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6331 (mips_restore_gp): Do nothing if the current function doesn't use
6333 (mips_expand_prologue): Only save $gp if the current function uses it.
6334 Use a normal move for TARGET_ABICALLS_PIC0.
6335 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6337 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6339 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6340 of function when handling GLOBAL_POINTER_REGNUM.
6342 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6345 * common.opt (-fstack-check): Do not declare the variable here.
6346 (-fstack-check=): New option variant.
6347 * doc/invoke.texi (Code Gen Options): Document it.
6348 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6349 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6350 (STACK_CHECK_STATIC_BUILTIN): New macro.
6351 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6352 * opts.c: Include expr.h.
6353 (common_handle_option) <OPT_fold_stack_check_>: New case.
6354 <OPT_fstack_check>: Likewise.
6355 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6356 consistently in the test for variable-sized types. Adjust for
6357 new behaviour of flag_stack_check.
6358 * explow.c: Include except.h.
6359 (allocate_dynamic_stack_space): Do not take into account
6360 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6361 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6362 for variable-sized parameters. Treat all parameters whose size is
6363 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6364 stack checking is enabled.
6365 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6366 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6367 if generic stack checking is enabled.
6368 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6369 * reload1.c (reload): Likewise.
6370 * stmt.c (expand_decl): Assert that all automatic variables have
6371 fixed size at this point and remove dead code.
6372 * flags.h (stack_check_type): New enumeration type.
6373 (flag_stack_check): Declare.
6374 * toplev.c (flag_stack_check): New global variable.
6375 * Makefile.in (opts.o): Add dependency on EXPR_H.
6376 (explow.o): Add dependency on except.h.
6378 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6380 * config/avr/avr.c (avr_override_options): Reduce value of
6381 PARAM_INLINE_CALL_COST.
6383 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6385 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6386 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6387 lieu of TYPE_MODE (type) throughout.
6389 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6391 * config/arm/arm.c (add_minipool_backward_ref): Check for
6392 8-byte-aligned entries in second case of forcing insertion after a
6393 particular entry. Change third case to avoid inserting
6394 non-8-byte-aligned entries before 8-byte-aligned ones.
6396 2008-08-15 Richard Guenther <rguenther@suse.de>
6398 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6399 strip components for unknown size accesses.
6401 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6403 * config/s390/2097.md New file.
6404 * config/s390/s390.md ("z10prop" attribute): Define none,
6405 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6406 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6407 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6408 possible values and apply them to insns as appropriate.
6409 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6410 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6411 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6412 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6413 ("bfp" mode attribute): Removed. Every occurence replaced
6415 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6416 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6419 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6422 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6425 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6427 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6428 additional argument. Support reduction when duplication is needed due
6429 to data-types of different sizes in the loop.
6430 (get_initial_def_for_induction): Fix printout.
6431 (vect_get_vec_def_for_stmt_copy): Support case where the
6432 vec_stmt_for_operand is a phi node.
6433 (vectorizable_reduction): Support reduction when duplication is needed
6434 due to data-types of different sizes in the loop.
6435 (vectorizable_call): Remove restriction to not vectorize in case we
6436 have data-types of different sizes in the loop.
6437 (vectorizable_conversion): Likewise.
6438 (vectorizable_operation): Likewise.
6439 (vectorizable_type_demotion): Likewise.
6440 (vectorizable_type_promotion): Likewise.
6441 (vectorizable_induction): Add restriction to not vectorize in case
6442 we have data-types of different sizes in the loop.
6444 2008-08-14 Christophe Saout <christophe@saout.de>
6445 Uros Bizjak <ubizjak@gmail.com>
6448 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6449 (*vec_concatv2di_rex64_sse4_1): Ditto.
6450 (*vec_concatv2di_rex64_sse): Ditto.
6452 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6455 * fold-const.c (fold_widened_comparison): Do not allow
6456 sign changes that change the result even if shorter type
6457 is wider than arg1_unw's type.
6459 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6461 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6462 Skip if the multilib testing specifies -march that does not
6463 agree with the one specified in the testcase.
6465 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6467 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6468 zero extend SImode values being converted to TFmode before passing
6471 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6473 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6474 __PPU__ when targeting the Cell/B.E. PPU processor.
6476 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6478 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6479 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6480 Rematerialize the static chain, if any.
6481 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6484 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6486 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6487 (new_loc_descr): Likewise.
6488 (add_loc_descr): Likewise.
6489 (size_of_loc_descr): Likewise.
6490 (size_of_locs): Likewise.
6491 (output_loc_operands): Likewise.
6492 (output_loc_sequence): Likewise.
6493 (new_reg_loc_descr): New.
6494 (build_cfa_loc): Use it.
6495 (build_cfa_aligned_loc): Likewise.
6496 (one_reg_loc_descriptor): Likewise.
6497 (based_loc_descr): Likewise.
6499 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6502 * doc/invoke.texi (Wmain): Update.
6503 * c-decl.c (start_decl): warn_main is only 0 or 1.
6504 (start_function): Likewise. Fix formatting.
6505 (finish_function): Delete redundant warning.
6506 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6507 * c-opts (c_common_handle_option): -Wall only has effect if
6508 warn_main is uninitialized. OPT_Wmain is automatically
6509 handled. -pedantic also enables Wmain.
6510 (c_common_post_options): Handle all logic for Wmain here.
6511 * c-common.c (warn_main): Delete.
6512 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6513 * c-common.h (warn_main): Delete.
6515 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6518 * expr.c (emit_group_store): Allocate stack temp with the
6519 largest alignment when copying from register to stack.
6521 2008-08-13 Richard Guenther <rguenther@suse.de>
6523 * tree.h (maybe_fold_offset_to_address): Declare.
6524 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6525 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6526 Likewise for POINTER_PLUS_EXPR.
6527 (maybe_fold_offset_to_reference): Enable disabled code.
6528 (maybe_fold_offset_to_address): New function.
6529 (fold_stmt_r): Use it.
6530 (fold_gimple_assign): Likewise.
6531 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6532 (gimplify_expr): Likewise.
6534 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6536 * toplev.h (pedwarn_at): Fix declaration.
6538 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6540 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6541 LINK_SPEC): Use %R in -Y P argument.
6543 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6546 * diagnostic.c (pedwarn_at): New.
6547 * toplev.h (pedwarn_at): Declare.
6548 * c-tree.h (build_enumerator): Update declaration.
6549 * c-decl.c (finish_enum): Update comment.
6550 (build_enumerator): Take a location parameter. Give a pedwarn but do
6551 not perform any conversion.
6552 * c-parser.c (c_parser_enum_specifier): Set correct location for
6555 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6558 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6559 expressions except for conversions to signed:1 bitfields. Handle
6560 COND_EXPR with constant operands.
6562 2008-08-13 Richard Guenther <rguenther@suse.de>
6564 PR tree-optimization/15255
6565 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6566 (struct oecount_s): New struct and VEC types.
6568 (oecount_hash): New function.
6569 (oecount_eq): Likewise.
6570 (oecount_cmp): Likewise.
6571 (zero_one_operation): New function.
6572 (build_and_add_sum): Likewise.
6573 (undistribute_ops_list): Perform un-distribution of multiplication
6574 and division on the chain of summands.
6575 (should_break_up_subtract): Also break up subtracts for factors.
6576 (reassociate_bb): Delete dead visited statements.
6577 Call undistribute_ops_list. Re-sort and optimize if it did something.
6578 * passes.c (init_optimization_passes): Move DSE before
6580 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6583 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6585 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6587 * doc/invoke.texi: Revert unintended checkin.
6589 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6592 * gcc.c (include_spec_function): Tweak call to find_a_file.
6594 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6597 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6598 and TRUTH_ORIF_EXPR.
6599 * dojump.c (do_jump): Likewise.
6601 PR tree-optimization/37084
6602 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6603 if id->regimplify, don't assume stmt is a cast assignment.
6605 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6607 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6609 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6612 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6615 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6617 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6618 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6620 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6621 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6622 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6623 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6624 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6626 * doc/tm.texi (Storage Layout): Remove documentation for
6627 TARGET_FLOAT_FORMAT.
6629 * simplify-rtx.c (simplify_binary_operation_1): Replace
6630 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6632 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6634 * real.h (struct real_format): New member has_sign_dependent_rounding.
6635 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6636 spu_single_format, ieee_double_format, mips_double_format,
6637 motorola_double_format, ieee_extended_motorola_format,
6638 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6639 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6640 mips_extended_format, ieee_quad_format, mips_quad_format,
6641 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6642 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6644 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6645 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6646 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6647 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6648 (ROUND_TOWARDS_ZERO): Likewise.
6650 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6651 (FLOAT_MODE_FORMAT): New macro.
6652 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6653 (MODE_COMPOSITE_P): ... this new macro.
6654 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6655 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6656 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6658 * flags.h: Include "real.h".
6660 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6661 REAL_MODE_FORMAT_COMPOSITE_P.
6662 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6664 * doc/tm.texi (Storage Layout): Remove documentation of
6665 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6666 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6667 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6668 they only apply to libgcc2.a.
6670 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6672 * config/spu/float_disf.c: New file.
6673 * config/spu/float_unsdisf.c: New file.
6674 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6675 (LIB2FUNCS_EXCLUDE): Define.
6677 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6678 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6680 * real.h (struct real_format): New member round_towards_zero.
6681 * real.c (round_for_format): Respect fmt->round_towards_zero.
6682 (ieee_single_format, mips_single_format, motorola_single_format,
6683 spu_single_format, ieee_double_format, mips_double_format,
6684 motorola_double_format, ieee_extended_motorola_format,
6685 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6686 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6687 mips_extended_format, ieee_quad_format, mips_quad_format,
6688 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6689 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6691 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6692 real_format to choose rounding mode when calling MPFR functions.
6693 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6694 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6696 * real.h (real_to_decimal_for_mode): Add prototype.
6697 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6698 Respect target rounding mode when generating decimal representation.
6699 (real_to_decimal): New stub for backwards compatibility.
6700 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6701 real_to_decimal_for_mode instead of real_to_decimal.
6703 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6705 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6706 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6708 * real.c (spu_single_format): New variable.
6709 * real.h (spu_single_format): Declare.
6711 * config/spu/spu.c (spu_override_options): Install SFmode format.
6712 (spu_split_immediate): Use integer mode to operate on pieces of
6713 floating-point values in all cases.
6715 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6716 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6717 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6719 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6721 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6723 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6725 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6727 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6730 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6731 on the VAR_DECL instead of TYPE_READONLY on its type.
6733 2008-08-12 Ira Rosen <irar@il.ibm.com>
6735 * tree-vectorizer.c: Depend on langhooks.h.
6736 (supportable_widening_operation): Add two arguments. Support double
6738 (supportable_narrowing_operation): Likewise.
6739 * tree-vectorizer.h (supportable_widening_operation): Add two
6741 (supportable_narrowing_operation): Likewise.
6742 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6743 supportable_widening_operation with correct arguments.
6744 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6745 (vectorizable_type_demotion): Support double type conversions.
6746 (vectorizable_type_promotion): Likewise.
6747 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6749 2008-08-11 Michael Matz <matz@suse.de>
6751 * i386/i386.c (override_options): Move initialisation from
6752 flag_schedule_insns_after_reload to here from ...
6753 (optimization_options): ... here.
6755 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6757 PR rtl-optimization/36998
6758 * dwarf2out.c (compute_barrier_args_size_1,
6759 compute_barrier_args_size): Temporarily remove assertions.
6761 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6764 * tree-ssa.c (struct walk_data): Add new flag
6765 warn_possibly_uninitialized.
6766 (warn_uninitialized_var): Use it.
6767 (warn_uninitialized_vars): New.
6768 (execute_early_warn_uninitialized): Call it.
6769 (execute_late_warn_uninitialized): Likewise.
6771 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6774 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6777 2008-08-09 Jan Hubicka <jh@suse.cz>
6780 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6782 (expand_fix): Be prepared for expansion to fail.
6783 (expand_sfix_optab): Remove instructions if expansion failed.
6785 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6787 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6789 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6790 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6792 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6794 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6795 mips/t-libgcc-mips16 to tmake_file.
6796 * config/mips/mips-protos.h (mips_call_type): New enum.
6797 (mips_pic_base_register, mips_got_load): Declare.
6798 (mips_restore_gp): Take an rtx argument.
6799 (mips_use_pic_fn_addr_reg_p): Declare.
6800 (mips_expand_call): Replace the sibcall_p argument with
6801 a mips_call_type argument. Add a lazy_p parameter.
6802 (mips_split_call): Declare.
6803 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6804 (MIPS16_PIC_TEMP): Likewise.
6805 (reg_class): Delete M16_NA_REGS.
6806 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6807 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6808 (mips_split_hi_p): Declare.
6809 * config/mips/mips.c (mips_split_hi_p): New array.
6810 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6811 (mips_got_symbol_type_p): New function.
6812 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6813 (mips16_stub_function_p): New function.
6814 (mips16_local_function_p): Likewise.
6815 (mips_use_pic_fn_addr_reg_p): Likewise.
6816 (mips_cannot_force_const_mem): Return false for HIGHs.
6817 Extend CONST_INT and symbolic handling to MIPS16, using
6818 mips_symbol_insns to check that the base symbol type is a
6819 legitimate constant. Reject GOT-based constants if
6820 TARGET_MIPS16_PCREL_LOADS.
6821 (mips_const_insns): Check targetm.cannot_force_const_mem when
6822 decomposing a symbolic base and a large offset.
6823 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6824 When calling a function that needs $25 from MIPS16 code,
6825 move the target address into $25 separately and add a USE
6827 (mips16_gp_pseudo_reg): Insert the initializer immediately
6828 before the first real insn.
6829 (mips_pic_base_register, mips_got_load): New functions.
6830 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6831 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6832 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6833 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6834 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6835 also passing NULL_RTX rather than const0_rtx as the aux argument.
6836 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6837 instead of TARGET_EXPLICIT_RELOCS.
6838 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6839 (mips_load_call_address): Replace the sibcall_p argument with
6840 a mips_call_type argument. Use mips_got_load.
6841 (mips16_local_alias): New structure.
6842 (mips16_local_aliases): New variable.
6843 (mips16_local_aliases_hash): New function.
6844 (mips16_local_aliases_eq): Likewise.
6845 (mips16_local_alias): Likewise.
6846 (mips16_stub_function): Likewise.
6847 (mips16_build_function_stub): Create a local alias for the target
6848 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6849 .cpload directive and an R_MIPS_NONE relocation for the target
6850 function, then load the alias rather than the function itself.
6851 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6852 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6853 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6854 (mips16_build_call_stub): Replace the FN parameter with an
6855 FN_PTR parameter. Force the address into a register if it
6856 isn't a call_insn_operand; don't rely on the caller to do this.
6857 If a call to a locally-defined and locally-binding MIPS16
6858 function must be made indirectly, redirect the call to the
6859 function's local alias. Use mips16_stub_function_p,
6860 mips16_stub_function, mips_expand_call and use_reg.
6861 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6862 Use explicit %hi and %lo accesses where possible.
6863 Use MIPS_CALL to generate the correct code form of a
6864 jal instruction. Add clobbers of $18 instead of uses.
6865 Update the call to mips_emit_call_insn.
6866 (mips_expand_call): Replace the SIBCALL_P argument with a
6867 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6868 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6869 allowing it to modify the call address. Update the calls to
6870 mips_load_call_address and mips_emit_call_insn.
6871 (mips_split_call): New function.
6872 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6873 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6874 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6875 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6876 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6878 (mips_cprestore_slot): New function.
6879 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6880 and use mips_cprestore_slot.
6881 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6883 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6884 then use a copygp_mips16 instruction to set up $28.
6885 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6886 (mips16_lay_out_constants): Call split_all_insns_noflow.
6887 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6888 false if TARGET_MIPS16.
6889 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6890 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6891 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6892 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6893 MIPS16 code. Allow MIPS16 o32 PIC.
6894 (mips_override_options): Allow MIPS16 o32 PIC.
6895 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6896 after reload if TARGET_USE_GOT.
6897 (UNSPEC_COPYGP): New constant.
6898 (length): Use a default length of 8 for MIPS16 GOT loads.
6899 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6900 (*got_page<mode>): Check mips_split_hi_p.
6901 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6902 (unspec_got<mode>, unspec_call<mode>): New expanders.
6903 (load_got<mode>, load_call<mode>): Remove the length attributes.
6904 Use a got attribute instead of a type attribute.
6905 (copygp_mips16): New insn.
6906 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6907 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6908 (sibcall, sibcall_value, call, call_value): Update the calls
6909 to mips_expand_call.
6910 (call_internal, call_value_internal): Use mips_split_call.
6911 (call_value_multiple_internal): Likewise.
6912 (call_split): Move after call_internal (the insn it is split from).
6913 (call_internal_direct, call_value_internal_direct): Turn into
6914 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6915 (call_direct_split, call_value_direct_split): New patterns.
6916 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6917 and use M16_REGS instead of M16_NA_REGS.
6918 * config/mips/predicates.md (const_call_insn_operand): Replace
6919 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6920 mips_use_pic_fn_addr_reg_p check.
6921 (move_operand): Reject HIGHs if mips_split_hi_p.
6922 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6923 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6924 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6925 * config/mips/libgcc-mips16.ver: New file.
6926 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6927 $(srcdir)/config/mips/libgcc-mips16.ver.
6929 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6931 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6933 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6934 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6935 (mips16_cfun_returns_in_fpr_p): Likewise.
6937 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6939 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6940 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6941 rather than 4 to PC.
6943 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6945 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6946 (FUNCTION_PROFILER): Save the static chain pointer into $2
6947 beforehand and restore it aftewards.
6948 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6949 address directly into $25 and call the function through $25;
6950 do not clobber $3. Pad the DImode version to cover the space
6951 left by the deleted $25 <- $3 move.
6952 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6953 the removal of the $25 <- $3 move.
6954 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6955 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6957 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6958 Daniel Jacobowitz <dan@codesourcery.com>
6960 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6961 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6962 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6963 * config/mips/mips.c (mips_start_function_definition): New function.
6964 (mips_end_function_definition): Likewise.
6965 (mips_output_function_prologue): Use mips_start_function_definition.
6966 (mips_output_function_epilogue): Use mips_end_function_definition.
6967 (build_mips16_function_stub): Use mips_start_function_definition
6968 and mips_end_function_definition.
6969 (build_mips16_call_stub): Likewise.
6971 2008-08-09 Richard Guenther <rguenther@suse.de>
6973 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6974 * gimple.h (gimple_call_fn): Adjust comment.
6975 (gimple_call_set_fndecl): New function.
6976 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6977 longer having bare FUNCTION_DECL operand.
6978 (gimple_call_return_type): Likewise.
6979 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6981 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6982 (gimple_mod_pow2): Likewise.
6983 (gimple_mod_subtract): Likewise.
6984 (gimple_ic): Likewise.
6985 (gimple_stringop_fixed_value): Likewise.
6986 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6987 longer having bare FUNCTION_DECL operand.
6988 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6989 * omp-low.c (optimize_omp_library_calls): Likewise.
6990 * cgraphunit.c (update_call_expr): Likewise.
6991 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6992 (execute_convert_to_rsqrt): Likewise.
6993 * cfgexpand.c (gimple_to_tree): Simplify.
6994 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6995 bare FUNCTION_DECL operand.
6996 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6997 (convert_gimple_call): Use gimple_call_fndecl.
6998 * c-common.c (c_warn_unused_result): Likewise.
7000 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7003 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7004 (c_finish_return): Likewise.
7005 (c_start_case): Likewise.
7006 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7007 * c-parser.c (c_parser_condition): New. Call
7008 verify_sequence_points.
7009 (c_parser_paren_condition): Call c_parser_condition.
7010 (c_parser_for_statement): Call c_parser_condition.
7012 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7015 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7016 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7017 Moved from diagnostic.h
7018 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7020 (emit_diagnostic): New.
7021 (warning0, pedwarn0): Delete.
7022 (warning, warning_at, pedwarn, permerror): Return bool.
7023 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7024 Moved to diagnostic.c.
7025 (struct diagnostic_context): Use correct type for
7026 classify_diagnostic.
7027 (diagnostic_report_diagnostic): Update declaration.
7028 (emit_diagnostic): Declare.
7029 * errors.c (warning): Return bool.
7030 * errors.h (warning): Update declaration.
7031 * toplev.h (warning0, pedwarn0): Delete.
7032 (warning, warning_at, pedwarn, permerror): Return bool.
7033 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7034 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7035 inform. Update all calls.
7036 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7037 before giving informative note.
7038 (implicit_decl_warning): Likewise.
7039 * c-typeck.c (build_function_call): Likewise.
7040 * tree-sssa.c (warn_uninit): Likewise.
7041 * builtins.c (gimplify_va_arg_expr): Likewise.
7043 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7046 * doc/invoke.texi (-Wextra): Move warning from here...
7047 (-Wuninitialized): ... to here.
7049 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7052 * flags.h (set_Wunused): Delete
7053 * toplev.c (process_options): Handle Wunused flags here.
7054 * opts.c (maybe_warn_unused_parameter): Delete.
7055 (common_handle_option): Replace set_Wunused by warn_unused.
7056 (set_Wextra): Do not handle Wunused-parameter here.
7057 (set_Wunused): Delete.
7058 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7060 * common.opt (Wunused): Add Var and Init.
7061 (Wunused-function): Likewise.
7062 (Wunused-label): Likewise.
7063 (Wunused-parameter): Likewise.
7064 (Wunused-value): Likewise.
7065 (Wunused-variable): Likewise.
7067 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7069 * doc/invoke.texi: Add cpu_type power7.
7070 * config.in (HAVE_AS_VSX): New.
7071 * config.gcc: Add cpu_type power7.
7072 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7074 * configure: Regenerate.
7075 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7077 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7078 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7079 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7081 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7083 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7084 type to vectorize.builtin_conversion.
7085 (vectorizable_conversion): Likewise.
7086 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7087 integral type as input.
7088 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7090 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7091 and ALTIVEC_BUILTIN_VCTSXS.
7092 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7095 2008-08-08 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7098 (surely_varying_stmt_p): Calls are varying only if they are
7099 non-builtin and not indirect or have no result.
7100 (ccp_fold): Re-instantiate code before the tuples merge.
7102 2008-08-08 Richard Guenther <rguenther@suse.de>
7104 PR tree-optimization/37056
7105 * gimple.h (gimple_assign_rhs_class): New helper function.
7106 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7107 unary operations properly.
7109 2008-08-07 Jan Hubicka <jh@suse.cz>
7111 * i386.h (ix86_size_cost): Declare.
7112 (ix86_cur_cost): New function macro.
7113 * i386.md (peepholes expanding size and splitters): Predicate by
7114 optimize_insn_for_speed_p.
7115 (peepholes reduce size and splitters): Predicate by
7116 optimize_insn_for_size_p.
7117 * i386.c (ix86_size_cost): Rename from ...
7118 (size_cost): This one.
7119 (override_options): Update.
7120 (decide_alg): Likewise.
7121 (ix86_expand_clear): Use RTL profile.
7122 (ix86_pad_returns): Use RTL profile.
7124 2008-08-07 Jan Hubicka <jh@suse.cz>
7126 * recog.c (split_all_insns): Set RTL profile
7127 (peephole2_optimize): Likewise.
7128 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7129 * combine.c (combine_instructions): Likewise.
7131 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7133 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7135 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7137 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7138 value in a6 after the set_frame_ptr insn.
7140 2008-08-07 Richard Henderson <rth@redhat.com>
7143 * gcc.c (cpp_options): Pass along -g*.
7145 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7147 * config/arm/arm.c (output_move_neon): Update comment describing
7148 big-endian vector layout.
7149 (arm_assemble_integer): Do not handle big-endian NEON vectors
7151 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7152 neon_vget_lane<mode>_sext_internal,
7153 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7154 element indices for big-endian.
7156 2008-08-07 Richard Henderson <rth@redhat.com>
7158 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7159 * configure, config.in: Rebuild.
7160 * debug.h (dwarf2out_do_cfi_asm): Declare.
7161 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7162 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7163 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7164 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7166 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7168 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7169 movv2si_internal): Combine into mov<mode>_internal.
7170 (movv2si_internal_2): Remove.
7172 2008-08-07 Jan Hubicka <jh@suse.cz>
7175 * i386.md (single stringop patterns): Enable unconditionally.
7177 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7180 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7182 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7183 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7185 * config/i386/sse.md (sse2_movq128): New.
7187 * doc/extend.texi: Document __builtin_ia32_movq128.
7189 2008-08-07 Richard Guenther <rguenther@suse.de>
7192 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7193 pointers can access anything.
7195 2008-08-06 Jan Hubicka <jh@suse.cz>
7197 * optabs.c (emit_unop_insn): Break out to ...
7198 (maybe_emit_unop_insn): ... this one.
7199 (expand_sfix_optab): Use maybe variant.
7200 * optabs.h (maybe_emit_unop_insn): Declare.
7202 * i386.md (mov0 patterns): Enable by default.
7203 (FP conversion expanders): Disable expansion of code expanding
7204 sequences when instruction should be optimized for size.
7205 (single strinop patterns): Enable when optimizing for size.
7206 (string expanders): Disable expanding of code expanding sequences
7207 when optimizning instruction for size.
7208 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7210 (ix86_fp_comparison_sahf_cost): Likewise.
7211 (ix86_expand_branch): Likewise.
7212 (ix86_expand_ashl_const): Likewise.
7213 (ix86_split_ashl): Likewise.
7214 (ix86_expand_strlen): Likewise.
7215 (ix86_emit_fp_unordered_jump): Likewie.
7217 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7219 * c-common.c: Fix typo.
7220 (c_common_reswords): Activate more C++ keyword warnings.
7222 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7224 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7227 * diagnostic.c (permerror_at): New.
7228 * toplev.h (permerror_at): Declare.
7230 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7231 Ira Rosen <irar@il.ibm.com>
7233 * tree-vect-transform.c (vect_model_simple_cost): Return
7234 immediately if stmt is pure SLP.
7235 (vect_model_store_cost): Ditto.
7236 (vect_model_load_cost): Ditto.
7237 (vectorizable_store): Remove PURE_SLP check before call
7238 to vect_model_store_cost.
7239 (vect_model_store_cost): When checking whether stmt describe
7240 strided access, add a check that it is not slp_node.
7242 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7245 * c-common.c (warn_for_sign_compare): New. Handle separately the
7246 case that 'constant' is zero.
7247 * c-typeck.c (build_binary_op): Move code to c-common.c
7249 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7251 * config/alpha/alpha.c (alpha_preferred_reload_class,
7252 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7253 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7254 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7255 * config/arm/arm.md: Likewise.
7256 * config/avr/avr-protos.h (preferred_reload_class,
7257 test_hard_reg_class, avr_simplify_comparison_p,
7258 out_shift_with_cnt, class_max_nregs): Likewise.
7259 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7260 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7261 preferred_reload_class, test_hard_reg_class): Likewise.
7262 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7263 bfin_memory_move_cost, bfin_secondary_reload,
7264 bfin_output_mi_thunk): Likewise.
7265 * config/crx/crx.c (crx_secondary_reload_class,
7266 crx_memory_move_cost): Likewise.
7267 * config/frv/frv-protos.h (frv_secondary_reload_class,
7268 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7269 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7270 frv_secondary_reload_class, frv_class_likely_spilled_p,
7271 frv_class_max_nregs): Likewise.
7272 * config/h8300/h8300.c (h8300_classify_operand,
7273 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7275 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7276 * config/ia64/ia64.c (ia64_preferred_reload_class,
7277 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7278 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7279 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7281 * config/m68hc11/m68hc11.c (preferred_reload_class,
7282 m68hc11_memory_move_cost): Likewise.
7283 * config/mcore/mcore.c (mcore_secondary_reload_class,
7284 mcore_reload_class): Likewise.
7285 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7286 mips_class_max_nregs, mips_cannot_change_mode_class,
7287 mips_preferred_reload_class, mips_secondary_reload_class,
7288 mips_output_mi_thunk): Likewise.
7289 * config/mmix/mmix.c (mmix_preferred_reload_class,
7290 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7292 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7294 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7295 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7296 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7297 * config/rs6000/rs6000.c (paired_expand_vector_init,
7298 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7299 compare_section_name, rs6000_memory_move_cost): Likewise.
7300 * config/s390/s390.c (s390_emit_compare_and_swap,
7301 s390_preferred_reload_class, s390_secondary_reload,
7302 legitimize_pic_address, legitimize_tls_address,
7303 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7304 s390_class_max_nregs): Likewise.
7305 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7306 * config/s390/s390.md: Likewise.
7307 * config/score/score-protos.h (score_secondary_reload_class,
7308 score_preferred_reload_class): Likewise.
7309 * config/score/score.c (score_preferred_reload_class,
7310 score_secondary_reload_class): Likewise.
7311 * config/score/score3.c (score3_output_mi_thunk,
7312 score3_preferred_reload_class, score3_secondary_reload_class,
7313 score3_hard_regno_mode_ok): Likewise.
7314 * config/score/score3.h (score3_preferred_reload_class,
7315 score3_secondary_reload_class): Likewise.
7316 * config/score/score7.c (score7_output_mi_thunk,
7317 score7_preferred_reload_class, score7_secondary_reload_class,
7318 score7_hard_regno_mode_ok): Likewise.
7319 * config/score/score7.h (score7_preferred_reload_class,
7320 score7_secondary_reload_class): Likewise.
7321 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7322 output_branchy_insn, add_constant, gen_block_redirect,
7323 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7324 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7325 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7326 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7327 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7328 xstormy16_preferred_reload_class): Likewise.
7329 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7330 xtensa_expand_atomic, override_options,
7331 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7333 * reorg.c (try_merge_delay_insns): Likewise.
7334 * tree.c (merge_dllimport_decl_attributes): Likewise.
7336 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7338 2008-08-06 Michael Matz <matz@suse.de>
7340 * Makefile.in (write_entries_to_file): Quote words.
7341 * gengtype.c: (read_input_line): Skip over leading white-space.
7343 2008-08-06 Marc Gauthier <marc@tensilica.com>
7345 * config.gcc: Match more processor names for Xtensa.
7346 * configure.ac: Likewise.
7347 * doc/install.texi (Specific): Likewise.
7348 * configure: Regenerate.
7350 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7352 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7353 * calls.c (avoid_likely_spilled_reg): Likewise.
7354 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7355 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7356 * config/i386/i386.c (ix86_expand_special_args_builtin,
7357 ix86_secondary_reload): Likewise.
7358 * except.c (struct eh_region, gen_eh_region_catch,
7359 remove_unreachable_regions, duplicate_eh_regions,
7360 assign_filter_values, build_post_landing_pads,
7361 sjlj_find_directly_reachable_regions, remove_eh_handler,
7362 reachable_next_level, foreach_reachable_handler,
7363 can_throw_internal_1, can_throw_external_1,
7364 collect_one_action_chain): Likewise.
7365 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7366 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7367 * function.c (update_temp_slot_address, instantiate_new_reg,
7368 instantiate_virtual_regs_in_rtx,
7369 instantiate_virtual_regs_in_insn): Likewise.
7370 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7371 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7372 gimplify_cleanup_point_expr): Likewise.
7373 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7374 * passes.c (next_pass_1): Likewise.
7375 * print-tree.c (print_node_brief, print_node): Likewise.
7376 * profile.c (branch_prob): Likewise.
7377 * tree-dump.c (dump_register): Likewise.
7378 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7380 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7381 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7382 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7383 copy_arguments_for_versioning, copy_static_chain): Likewise.
7384 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7385 add_new_name_mapping, register_new_name_mapping): Likewise.
7386 * tree-mudflap.c (mf_xform_derefs): Likewise.
7387 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7388 get_init_expr, combine_chains): Likewise.
7389 * tree-pretty-print.c (dump_generic_node): Likewise.
7390 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7391 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7392 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7393 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7395 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7398 * calls.c (expand_call): Use the biggest preferred stack
7401 2008-08-06 Michael Matz <matz@suse.de>
7404 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7405 for reused reload, instead of overwriting them.
7407 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7410 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7411 for incoming stack boundary.
7413 * function.c (assign_parm_find_entry_rtl): Update
7414 parm_stack_boundary.
7416 * function.h (rtl_data): Add parm_stack_boundary.
7418 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7419 parm_stack_boundary for incoming stack boundary.
7421 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7423 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7424 for unrepresentable subregs or treat them as equal to other regs
7425 or subregs with the same register number.
7427 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7430 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7433 2008-08-06 Jan Hubicka <jh@suse.cz>
7435 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7436 frequencies might be hot.
7438 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7440 * reload.c (find_reloads): Force constants into literal pool
7441 also if they are wrapped in a SUBREG.
7443 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7446 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7447 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7448 Don't allow predicated instructions for data speculation.
7449 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7452 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7454 * haifa-sched.c (extend_global): Split to extend_global_data and
7455 extend_region_data. Update all uses.
7456 (extend_all): Rename to extend_block_data.
7458 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7460 * sched-rgn.c (new_ready): Check if instruction can be
7461 speculatively scheduled before attempting speculation.
7462 (debug_rgn_dependencies): Remove wrongful assert.
7464 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7466 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7468 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7470 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7471 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7472 va_size, and type_size.
7474 2008-08-04 Jason Merrill <jason@redhat.com>
7477 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7478 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7480 2008-08-05 Richard Henderson <rth@redhat.com>
7482 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7483 * configure: Rebuild.
7485 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7488 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7489 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7492 2008-08-05 Richard Henderson <rth@redhat.com>
7494 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7495 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7496 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7497 * common.opt (fdwarf2-cfi-asm): New.
7498 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7499 * config.in, configure: Rebuild.
7500 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7501 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7503 (dw2_force_const_mem): Externalize.
7504 * dwarf2asm.h: Update.
7505 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7506 generate a real label.
7507 (output_cfi_directive): New.
7508 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7509 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7510 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7512 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7513 (output_loc_operands_raw, output_loc_sequence_raw): New.
7514 (output_cfa_loc_raw): New.
7516 2008-08-05 Paul Brook <paul@codesourcery.com>
7518 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7519 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7520 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7521 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7522 * config/arm/arm.h (TARGET_VFPD32): Define.
7523 (TARGET_VFP3): Use TARGET_VFPD32.
7524 (fputype): Add FPUTYPE_VFP3D16.
7525 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7526 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7527 * config/arm/arm-cores.def: Add cortex-r4f.
7528 * config/arm/arm-tune.md: Regenerate.
7530 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7532 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7533 Reword some comments throughout the file.
7535 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7536 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7537 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7538 MFC_MIN_DMA_LIST_ELEMENTS.
7539 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7540 MFC_MAX_DMA_LIST_ELEMENTS.
7542 (MFC_START_ENABLE): Remove PPU-only define.
7543 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7544 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7546 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7547 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7548 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7549 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7550 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7551 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7552 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7554 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7555 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7556 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7557 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7559 (spu_read_machine_status): Fix typo.
7561 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7563 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7564 SUBREG of multi-word hard register.
7565 * config/spu/spu.c (valid_subreg): Likewise.
7566 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7568 2008-08-04 Richard Guenther <rguenther@suse.de>
7570 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7571 the candidate with the stripped base if that base is different
7572 from the original base even for offset zero.
7574 2008-08-04 Richard Guenther <rguenther@suse.de>
7577 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7578 check for no_overflow.
7580 2008-08-04 Richard Guenther <rguenther@suse.de>
7582 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7584 2008-08-04 Paul Brook <paul@codesourcery.com>
7586 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7587 (arm_order_regs_for_local_alloc): New function.
7588 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7590 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7592 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7595 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7596 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7597 (ix86_expand_epilogue): Likewise.
7599 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7601 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7604 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7606 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7607 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7608 (*movv2sf_internal_rex64): Ditto.
7610 2008-08-03 Jan Hubicka <jh@suse.cz>
7612 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7613 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7614 * expmed.c (expand_smod_pow2): Likewise.
7616 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7620 alternative 0 of operand 1.
7621 (*vec_concatv2di_rex64_sse): Ditto.
7622 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7624 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7625 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7626 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7627 (*movv2sf_internal_rex64): Ditto.
7629 2008-08-02 Richard Guenther <rguenther@suse.de>
7632 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7633 (ssedoublesizemode): New mode attribute.
7634 (sse_shufps): Call gen_sse_shufps_v4sf.
7635 (sse_shufps_1): Macroize.
7636 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7637 (sse2_shufpd_1): Macroize.
7638 (vec_extract_odd, vec_extract_even): New expanders.
7639 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7640 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7641 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7642 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7643 (ix86_expand_vector_set): Likewise.
7644 (ix86_expand_reduc_v4sf): Likewise.
7646 2008-08-01 Doug Kwan <dougkwan@google.com>
7648 * matrix-reorg.c: Re-enable all code.
7649 (struct malloc_call_data): Change CALL_STMT to gimple type.
7650 (collect_data_for_malloc_call): Tuplify.
7651 (struct access_site_info): Change STMT to gimple type.
7652 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7653 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7654 (struct free_info): Change STMT to gimple type.
7655 (struct matrix_access_phi_node): Change PHI to gimple type.
7656 (get_inner_of_cast_expr): Remove.
7657 (may_flatten_matrices_1): Tuplify.
7658 (may_flatten_matrices): Ditto.
7659 (mark_min_matrix_escape_level): Ditto.
7660 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7661 (ssa_accessed_in_call_rhs): New
7662 (ssa_accessed_in_assign_rhs): New
7663 (record_access_alloc_site_info): Tuplify.
7664 (add_allocation_site): Ditto.
7665 (analyze_matrix_allocation_site): Ditto.
7666 (analyze_transpose): Ditto.
7667 (get_index_from_offset): Ditto.
7668 (update_type_size): Ditto.
7669 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7670 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7671 (analyze_accesses_for_phi_node): Tuplify.
7672 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7673 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7674 (analyze_matrix_accesses): Tuplify.
7675 (check_var_data): New call-back type for check_var_notmodified_p.
7676 (check_var_notmodified_p): Tuplify and use call-back struct to
7677 return statement found.
7678 (can_calculate_expr_before_stmt): Factor out statement related code
7680 (can_calculate_stmt_before_stmt): New.
7681 (check_allocation_function): Tuplify.
7682 (find_sites_in_func): Ditto.
7683 (record_all_accesses_in_func): Ditto.
7684 (transform_access_sites): Ditto.
7685 (transform_allocation_sites): Ditto.
7686 (matrix_reorg): Re-enable.
7687 (gate_matrix_reorg): Re-enable.
7689 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7691 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7692 for labels for which it hasn't been set yet. If it has been set,
7693 stop walking insns and continue with next worklist item.
7694 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7695 if the only BARRIER is at the very end of a function.
7697 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7699 * cfgexpand.c (expand_stack_alignment): Assert that
7700 stack_realign_drap and drap_rtx must match.
7702 * function.c (instantiate_new_reg): If DRAP is used to realign
7703 stack, replace virtual_incoming_args_rtx with internal arg
7706 2008-08-01 Richard Guenther <rguenther@suse.de>
7708 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7709 loop information only if we initialized it.
7710 (execute_pre): Call fini_pre with in_fre.
7711 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7712 if we do not unroll because we hit max-completely-peeled-insns.
7713 Use our estimation for consistency, do allow shrinking.
7715 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7717 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7718 with MIN_STACK_BOUNDARY.
7719 (ix86_update_stack_boundary): Likewise.
7720 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7723 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7724 (MIN_STACK_BOUNDARY): This.
7726 2008-08-01 Richard Guenther <rguenther@suse.de>
7729 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7731 2008-08-01 Richard Guenther <rguenther@suse.de>
7733 PR tree-optimization/36988
7734 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7735 do not matter if that doesn't change volatile qualification.
7737 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7739 * configure.ac: Do not generate libada-mk. Do not subst
7741 * libada-mk.in: Remove.
7742 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7743 * configure: Regenerate.
7745 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7747 * tree-pass.h: Added comment about not dumping passes with name
7748 starting with star in struct opt_pass.
7749 * passes.c (register_dump_files_1): Don't do dump for a pass with
7750 name starting with star.
7751 * doc/passes.texi (Pass manager): Mention pass names and special
7752 meaning of star prefix to avoid dump.
7754 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7756 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7758 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7759 (ISA_MIPS64R2): New macro.
7760 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7761 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7762 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7763 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7764 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7765 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7766 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7767 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7768 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7769 Move up to keep list alphabetically sorted.
7770 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7771 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7773 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7774 (-march=@var{arch}): Add mips64r2.
7776 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7778 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7780 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7782 * expr.c (expand_assignment): Check for complete type.
7784 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7787 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7789 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7790 for stack alignment.
7792 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7794 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7796 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7797 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7799 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7801 PR rtl-optimization/36419
7802 * dwarf2out.c (barrier_args_size): New variable.
7803 (compute_barrier_args_size, compute_barrier_args_size_1): New
7805 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7806 if not called yet in the current function, use barrier_args_size
7807 array to find the new args_size value.
7808 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7810 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7813 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7816 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7819 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7820 (dwarf2out_stack_adjust): Use it.
7821 (dwarf2out_frame_debug_expr): Likewise.
7823 2008-07-31 Richard Guenther <rguenther@suse.de>
7825 PR tree-optimization/36978
7826 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7827 the generated condition.
7829 2008-07-31 Richard Guenther <rguenther@suse.de>
7831 * passes.c (init_optimization_passes): Always call
7832 pass_early_warn_uninitialized.
7833 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7834 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7835 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7837 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7840 * builtins.c (maybe_emit_free_warning): New function.
7841 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7842 maybe_emit_free_warning for BUILT_IN_FREE.
7845 * dwarf2out.c (get_context_die): New function.
7846 (force_decl_die, force_type_die): Use it.
7847 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7848 returns NULL, force generation of DW_TAG_typedef and put that into
7851 PR preprocessor/36649
7852 * c-pch.c (c_common_read_pch): Save and restore
7853 line_table->trace_includes across PCH restore.
7855 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7858 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7860 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7863 * final.c (call_from_call_insn): Handle COND_EXEC.
7865 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7867 * builtins.c (std_gimplify_va_arg_expr): Replace
7868 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7869 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7871 2008-07-30 Joey Ye <joey.ye@intel.com>
7872 H.J. Lu <hongjiu.lu@intel.com>
7874 * builtins.c (expand_builtin_setjmp_receiver): Replace
7875 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7876 (expand_builtin_apply_args_1): Likewise.
7877 (expand_builtin_longjmp): Need DRAP for stack alignment.
7878 (expand_builtin_apply): Likewise.
7880 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7881 instead of assign_stack_local to allow alignment reduction.
7883 * calls.c (emit_call_1): Need DRAP for stack alignment if
7885 (expand_call): Replace virtual_incoming_args_rtx with
7886 crtl->args.internal_arg_pointer.
7887 * stmt.c (expand_nl_goto_receiver): Likewise.
7889 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7890 alignment and store to stack_alignment_estimated and
7891 max_used_stack_slot_alignment.
7892 (expand_one_var): Likewise.
7893 (expand_stack_alignment): New function.
7894 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7895 and stack_alignment_estimated fields in rtl_data. Call
7896 expand_stack_alignment at end.
7898 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7899 (MAX_STACK_ALIGNMENT): Likewise.
7900 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7901 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7903 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7904 stack alignment when generating virtual registers.
7906 * function.c (assign_stack_local): Renamed to ...
7907 (assign_stack_local_1): This. Add a parameter to indicate
7908 if it is OK to reduce alignment.
7909 (assign_stack_local): Use it.
7910 (instantiate_new_reg): Instantiate virtual incoming args rtx
7911 to vDRAP if stack realignment and DRAP is needed.
7912 (assign_parms): Collect parameter/return type alignment and
7913 contribute to stack_alignment_estimated.
7914 (locate_and_pad_parm): Likewise.
7915 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7916 with crtl->args.internal_arg_pointer.
7918 * function.h (rtl_data): Add new field drap_reg,
7919 max_used_stack_slot_alignment, stack_alignment_estimated,
7920 stack_realign_needed, need_drap, stack_realign_processed and
7921 stack_realign_finalized.
7922 (stack_realign_fp): New macro.
7923 (stack_realign_drap): Likewise.
7925 * global.c (compute_regsets): Frame pointer is needed when
7926 stack is realigned. Can eliminate frame pointer when stack is
7927 realigned and dynamic realigned argument pointer isn't used.
7929 * reload1.c (update_eliminables): Frame pointer is needed
7930 when stack is realigned.
7931 (init_elim_table): Can eliminate frame pointer when stack is
7932 realigned and dynamic realigned argument pointer isn't used.
7934 * rtl.h (assign_stack_local_1): Declare new funtion.
7936 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7937 (TARGET_GET_DRAP_RTX): Likewise.
7938 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7939 TARGET_GET_DRAP_RTX.
7941 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7943 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7944 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7946 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7947 H.J. Lu <hongjiu.lu@intel.com>
7949 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7950 vdrap_reg, stack_realign and drap_reg_saved.
7951 (add_cfi): Don't allow redefining CFA when DRAP is used.
7952 (reg_save): Handle stack alignment.
7953 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7954 alignment. Don't generate DWARF information for (set fp sp)
7956 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7958 (int_loc_descriptor): Move prototype forward. Also define if
7959 DWARF2_UNWIND_INFO is true.
7960 (output_cfa_loc): Handle DW_CFA_expression.
7961 (build_cfa_aligned_loc): New.
7962 (based_loc_descr): Update assert for stack realign. For local
7963 variables, use sp+offset when stack is aligned without drap and
7964 fp+offset when stack is aligned with drap. For arguments, use
7965 cfa+offset when drap is used to align stack.
7967 2008-07-30 Joey Ye <joey.ye@intel.com>
7968 H.J. Lu <hongjiu.lu@intel.com>
7970 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7972 (ix86_gen_andsp): New.
7973 (ix86_user_incoming_stack_boundary): Likewise.
7974 (ix86_default_incoming_stack_boundary): Likewise.
7975 (ix86_incoming_stack_boundary): Likewise.
7976 (ix86_can_eliminate): Likewise.
7977 (find_drap_reg): Likewise.
7978 (ix86_update_stack_boundary): Likewise.
7979 (ix86_get_drap_rtx): Likewise.
7980 (ix86_finalize_stack_realign_flags): Likewise.
7981 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7982 (TARGET_GET_DRAP_RTX): Likewise.
7983 (override_options): Overide option value for new options.
7984 (ix86_function_ok_for_sibcall): Remove check for
7985 force_align_arg_pointer.
7986 (ix86_handle_cconv_attribute): Likewise.
7987 (ix86_function_regparm): Likewise.
7988 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7989 (ix86_va_start): Replace virtual_incoming_args_rtx with
7990 crtl->args.internal_arg_pointer.
7991 (ix86_select_alt_pic_regnum): Check DRAP register.
7992 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7993 (ix86_compute_frame_layout): Compute frame layout wrt stack
7995 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7996 (ix86_expand_prologue): Decide if stack realignment is needed
7997 and generate prologue code accordingly.
7998 (ix86_expand_epilogue): Generate epilogue code wrt stack
7999 realignment is really needed or not.
8001 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8002 (ABI_STACK_BOUNDARY): Likewise.
8003 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8004 (STACK_REALIGN_DEFAULT): Likewise.
8005 (INCOMING_STACK_BOUNDARY): Likewise.
8006 (MAX_STACK_ALIGNMENT): Likewise.
8007 (ix86_incoming_stack_boundary): Likewise.
8008 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8009 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8010 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8011 (machine_function): Remove force_align_arg_pointer.
8013 * config/i386/i386.md (BX_REG): New.
8014 (R13_REG): Likewise.
8016 * config/i386/i386.opt (mforce_drap): New.
8017 (mincoming-stack-boundary): Likewise.
8018 (mstackrealign): Add Init(-1).
8020 * config/i386/i386-protos.h (ix86_can_eliminate): New
8022 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8024 * doc/extend.texi: Update force_align_arg_pointer.
8026 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8029 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8030 (INCOMING_STACK_BOUNDARY): Likewise.
8031 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8032 (TARGET_GET_DRAP_RTX): Likewise.
8034 2008-07-30 Andreas Schwab <schwab@suse.de>
8036 PR rtl-optimization/36929
8037 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8038 add_insn_before and fix argument order.
8039 (replace_inc_dec_mem): Handle NULL rtx.
8041 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8043 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8045 (arm_compute_initial_elimination_offset): Use it.
8046 (arm_compute_save_reg_mask): Include static chain save slot when
8047 calculating alignment.
8048 (arm_get_frame_offsets): Ditto.
8049 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8050 that we can use to decrement the stack when the stack decrement
8051 could be too big for an immediate value in a single insn.
8052 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8054 2008-07-30 Richard Guenther <rguenther@suse.de>
8056 PR tree-optimization/36967
8057 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8058 Release defs of statements we remove.
8060 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8062 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8063 instead of NULL_RTVEC.
8065 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8069 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8072 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8074 * final.c (call_from_call_insn): New.
8075 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8077 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8079 * configure.ac: Substitute ADA_CFLAGS.
8080 * configure: Regenerate.
8081 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8082 * Makefile.in: Remove mention of X_* variables.
8083 * config/pa/x-ada-hpux10: Remove.
8084 * config/pa/x-ada: Remove.
8086 * doc/fragments.texi: Update.
8088 2008-07-30 Olivier Hainque <hainque@adacore.com>
8090 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8091 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8092 __dso_handle explicitly here.
8094 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8097 * c-typeck.c (build_binary_op): Encapsulate code into...
8098 * c-common.c (shorten_binary_op): ...this new function.
8099 (conversion_warning): Use the new function. Handle non-negative
8100 constant in bitwise-and.
8101 * c-common.h (shorten_binary_op): Declare.
8103 2008-07-30 Olivier Hainque <hainque@adacore.com>
8105 * scan.c (make_sstring_space): Add explicit conversions of
8106 allocator's return value.
8107 * fix-header.c (recognized_function): Likewise.
8109 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8111 * doc/cpp.texi: Update to GFDL 1.2.
8112 * doc/gcc.texi: Do not list GPL as Invariant Section.
8113 * doc/gccint.texi: Likewise. Update copyright years.
8114 * doc/install.texi: Update copyright years.
8116 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8119 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8120 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8122 2008-07-29 Jan Hubicka <jh@suse.cz>
8124 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8125 (grokdeclarator): Likewise.
8126 * langhooks.c (lhd_warn_unused_global_decl): Use
8127 DECL_DECLARED_INLINE_P.
8128 * print-tree.c (print_node): Remove DECL_INLINE check.
8130 2008-07-29 Richard Guenther <rguenther@suse.de>
8132 PR tree-optimization/36945
8133 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8135 Record invariant addresses un-decomposed.
8136 (copy_reference_ops_from_call): Record reference call
8137 arguments properly. Simplify.
8138 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8139 helper split out from ...
8140 (create_component_ref_by_pieces): ... here. Simplify.
8141 Prepare for recursive invocation for call arguments.
8142 (create_expression_by_pieces): Adjust call to
8143 create_component_ref_by_pieces.
8144 (compute_avail): Process operand 2 of reference ops.
8146 2008-07-29 Richard Guenther <rguenther@suse.de>
8148 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8150 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8152 * c-format.c (check_format_types): Revert unwanted checkin.
8154 2008-07-29 Jan Hubicka <jh@suse.cz>
8156 * flags.h (flag_really_no_inline): Remove.
8157 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8158 * toplev.c (flag_really_no_inline): Remove.
8159 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8160 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8161 (cgraph_decide_inlining_incrementally): Likewise.
8162 (compute_inline_parameters): Likewise.
8163 * opts.c (decode_options): Simplify.
8164 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8165 * common.opt (finline): Initialize to 1.
8166 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8168 2008-07-29 Jan Hubicka <jh@suse.cz>
8170 * predict.c (always_optimize_for_size_p): New function.
8171 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8172 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8173 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8175 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8176 * function.c (prepare_function_start): Set default profile.
8177 * function.h (rtl_data): Add maybe_hot_insn_p.
8178 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8179 (construct_exit_block): Likewise.
8180 (tree_expand_cfg): Likewise.
8182 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8183 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8184 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8185 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8188 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8191 * c-decl.c (merge_decls): Merge USED flags.
8193 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8195 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8196 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8197 next_stack, lab_false and lab_over trees.
8199 2008-07-28 Richard Guenther <rguenther@suse.de>
8201 PR tree-optimization/36957
8202 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8203 (useless_type_conversion_p): Remove.
8204 (types_compatible_p): Remove.
8205 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8206 (useless_type_conversion_p): Declare.
8207 (types_compatible_p): Declare.
8208 (gimple_expr_type): Return the base type only if it is
8209 trivially convertible to the subtype.
8211 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8213 * configure.ac: Use the m4_do macro to concatenate the warnings into
8214 one string in ACX_PROG_CC_WARNING_OPTS,
8215 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8216 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8217 * configure: Regenerate.
8219 2008-07-28 Richard Guenther <rguenther@suse.de>
8221 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8222 (insert_fake_stores): Remove.
8223 (realify_fake_stores): Likewise.
8224 (execute_pre): Remove dead code.
8225 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8226 (find_func_aliases): Deal with it here instead.
8227 Re-enable gcc_unreachable call.
8229 2008-07-28 Richard Guenther <rguenther@suse.de>
8231 Merge from gimple-tuples-branch.
8233 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8234 * gimple.def: New file.
8235 * gsstruct.def: Likewise.
8236 * gimple-iterator.c: Likewise.
8237 * gimple-pretty-print.c: Likewise.
8238 * tree-gimple.c: Removed. Merged into ...
8239 * gimple.c: ... here. New file.
8240 * tree-gimple.h: Removed. Merged into ...
8241 * gimple.h: ... here. New file.
8243 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8244 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8245 --enable-checking=gimple flag.
8246 * config.in: Likewise.
8247 * configure: Regenerated.
8249 * tree-ssa-operands.h: Tuplified.
8250 * tree-vrp.c: Likewise.
8251 * tree-loop-linear.c: Likewise.
8252 * tree-into-ssa.c: Likewise.
8253 * tree-ssa-loop-im.c: Likewise.
8254 * tree-dump.c: Likewise.
8255 * tree-complex.c: Likewise.
8256 * cgraphbuild.c: Likewise.
8257 * tree-ssa-threadupdate.c: Likewise.
8258 * tree-ssa-loop-niter.c: Likewise.
8259 * tree-pretty-print.c: Likewise.
8260 * tracer.c: Likewise.
8261 * gengtype.c: Likewise.
8262 * tree-loop-distribution.c: Likewise.
8263 * tree-ssa-loop-unswitch.c: Likewise.
8264 * cgraph.c: Likewise.
8265 * cgraph.h: Likewise.
8266 * tree-ssa-loop-manip.c: Likewise.
8267 * value-prof.c: Likewise.
8268 * tree-ssa-loop-ch.c: Likewise.
8269 * tree-tailcall.c: Likewise.
8270 * value-prof.h: Likewise.
8273 * tree-pass.h: Likewise.
8274 * ipa-cp.c: Likewise.
8275 * tree-scalar-evolution.c: Likewise.
8276 * tree-scalar-evolution.h: Likewise.
8277 * target.h: Likewise.
8278 * lambda-mat.c: Likewise.
8279 * tree-phinodes.c: Likewise.
8280 * diagnostic.h: Likewise.
8281 * builtins.c: Likewise.
8282 * tree-ssa-alias-warnings.c: Likewise.
8283 * cfghooks.c: Likewise.
8284 * fold-const.c: Likewise.
8285 * cfghooks.h: Likewise.
8286 * omp-low.c: Likewise.
8287 * tree-ssa-dse.c: Likewise.
8288 * ipa-reference.c: Likewise.
8289 * tree-ssa-uncprop.c: Likewise.
8290 * toplev.c: Likewise.
8291 * tree-gimple.c: Likewise.
8292 * tree-gimple.h: Likewise.
8293 * tree-chrec.c: Likewise.
8294 * tree-chrec.h: Likewise.
8295 * tree-ssa-sccvn.c: Likewise.
8296 * tree-ssa-sccvn.h: Likewise.
8297 * cgraphunit.c: Likewise.
8298 * tree-ssa-copyrename.c: Likewise.
8299 * tree-ssa-ccp.c: Likewise.
8300 * tree-ssa-loop-ivopts.c: Likewise.
8301 * tree-nomudflap.c: Likewise.
8302 * tree-call-cdce.c: Likewise.
8303 * ipa-pure-const.c: Likewise.
8304 * c-format.c: Likewise.
8305 * tree-stdarg.c: Likewise.
8306 * tree-ssa-math-opts.c: Likewise.
8307 * tree-ssa-dom.c: Likewise.
8308 * tree-nrv.c: Likewise.
8309 * tree-ssa-propagate.c: Likewise.
8310 * ipa-utils.c: Likewise.
8311 * tree-ssa-propagate.h: Likewise.
8312 * tree-ssa-alias.c: Likewise.
8313 * gimple-low.c: Likewise.
8314 * tree-ssa-sink.c: Likewise.
8315 * ipa-inline.c: Likewise.
8316 * c-semantics.c: Likewise.
8317 * dwarf2out.c: Likewise.
8319 * tree-ssa-loop-ivcanon.c: Likewise.
8320 * predict.c: Likewise.
8321 * tree-ssa-loop.c: Likewise.
8322 * tree-parloops.c: Likewise.
8323 * tree-ssa-address.c: Likewise.
8324 * tree-ssa-ifcombine.c: Likewise.
8325 * matrix-reorg.c: Likewise.
8326 * c-decl.c: Likewise.
8327 * tree-eh.c: Likewise.
8328 * c-pretty-print.c: Likewise.
8329 * lambda-trans.c: Likewise.
8330 * function.c: Likewise.
8331 * langhooks.c: Likewise.
8332 * ebitmap.h: Likewise.
8333 * tree-vectorizer.c: Likewise.
8334 * function.h: Likewise.
8335 * langhooks.h: Likewise.
8336 * tree-vectorizer.h: Likewise.
8337 * ipa-type-escape.c: Likewise.
8338 * ipa-type-escape.h: Likewise.
8339 * domwalk.c: Likewise.
8340 * tree-if-conv.c: Likewise.
8341 * profile.c: Likewise.
8342 * domwalk.h: Likewise.
8343 * tree-data-ref.c: Likewise.
8344 * tree-data-ref.h: Likewise.
8345 * tree-flow-inline.h: Likewise.
8346 * tree-affine.c: Likewise.
8347 * tree-vect-analyze.c: Likewise.
8348 * c-typeck.c: Likewise.
8349 * gimplify.c: Likewise.
8350 * coretypes.h: Likewise.
8351 * tree-ssa-phiopt.c: Likewise.
8352 * calls.c: Likewise.
8353 * tree-ssa-coalesce.c: Likewise.
8354 * tree.def: Likewise.
8355 * tree-dfa.c: Likewise.
8356 * except.c: Likewise.
8357 * except.h: Likewise.
8358 * cfgexpand.c: Likewise.
8359 * tree-cfgcleanup.c: Likewise.
8360 * tree-ssa-pre.c: Likewise.
8361 * tree-ssa-live.c: Likewise.
8362 * tree-sra.c: Likewise.
8363 * tree-ssa-live.h: Likewise.
8364 * tree-predcom.c: Likewise.
8365 * lambda.h: Likewise.
8366 * tree-mudflap.c: Likewise.
8367 * ipa-prop.c: Likewise.
8368 * print-tree.c: Likewise.
8369 * tree-ssa-copy.c: Likewise.
8370 * ipa-prop.h: Likewise.
8371 * tree-ssa-forwprop.c: Likewise.
8372 * ggc-page.c: Likewise.
8373 * c-omp.c: Likewise.
8374 * tree-ssa-dce.c: Likewise.
8375 * tree-vect-patterns.c: Likewise.
8376 * tree-ssa-ter.c: Likewise.
8377 * tree-nested.c: Likewise.
8378 * tree-ssa.c: Likewise.
8379 * lambda-code.c: Likewise.
8380 * tree-ssa-loop-prefetch.c: Likewise.
8381 * tree-inline.c: Likewise.
8382 * tree-inline.h: Likewise.
8383 * tree-iterator.c: Likewise.
8384 * tree-optimize.c: Likewise.
8385 * tree-ssa-phiprop.c: Likewise.
8386 * tree-vect-transform.c: Likewise.
8387 * tree-object-size.c: Likewise.
8388 * tree-outof-ssa.c: Likewise.
8389 * cfgloop.c: Likewise.
8390 * system.h: Likewise.
8391 * tree-profile.c: Likewise.
8392 * cfgloop.h: Likewise.
8393 * c-gimplify.c: Likewise.
8394 * c-common.c: Likewise.
8395 * tree-vect-generic.c: Likewise.
8396 * tree-flow.h: Likewise.
8397 * c-common.h: Likewise.
8398 * basic-block.h: Likewise.
8399 * tree-ssa-structalias.c: Likewise.
8400 * tree-switch-conversion.c: Likewise.
8401 * tree-ssa-structalias.h: Likewise.
8402 * tree-cfg.c: Likewise.
8403 * passes.c: Likewise.
8404 * ipa-struct-reorg.c: Likewise.
8405 * ipa-struct-reorg.h: Likewise.
8406 * tree-ssa-reassoc.c: Likewise.
8407 * cfgrtl.c: Likewise.
8408 * varpool.c: Likewise.
8410 * tree-ssanames.c: Likewise.
8411 * tree-ssa-threadedge.c: Likewise.
8412 * langhooks-def.h: Likewise.
8413 * tree-ssa-operands.c: Likewise.
8414 * config/alpha/alpha.c: Likewise.
8415 * config/frv/frv.c: Likewise.
8416 * config/s390/s390.c: Likewise.
8417 * config/m32c/m32c.c: Likewise.
8418 * config/m32c/m32c-protos.h: Likewise.
8419 * config/spu/spu.c: Likewise.
8420 * config/sparc/sparc.c: Likewise.
8421 * config/i386/i386.c: Likewise.
8422 * config/sh/sh.c: Likewise.
8423 * config/xtensa/xtensa.c: Likewise.
8424 * config/stormy16/stormy16.c: Likewise.
8425 * config/ia64/ia64.c: Likewise.
8426 * config/rs6000/rs6000.c: Likewise.
8427 * config/pa/pa.c: Likewise.
8428 * config/mips/mips.c: Likewise.
8430 2008-07-28 Simon Baldwin <simonb@google.com>
8432 * c-pragma.c (handle_pragma_message): New function.
8433 (init_pragma): Register handle_pragma_message.
8434 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8437 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8439 PR tree-optimization/35252
8440 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8441 REALPART_EXPR to be considered as same load operation.
8443 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8445 PR tree-optimization/36830
8446 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8447 (expressions_equal_p): Return false if only one operand is null.
8449 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8451 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8452 version requirements.
8454 2008-07-26 Olivier Hainque <hainque@adacore.com>
8456 * collect2.c (symkind): New enum. Symbol kinds we care about.
8457 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8458 code and head comment accordingly.
8459 (scan_prog_file): Use symkind names instead of bare integers.
8461 2008-07-25 Jan Hubicka <jh@suse.cz>
8463 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8465 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8466 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8467 * dojump.c (clear_pending_stack_adjust): Likewise.
8468 * print-tree.c (print_node): Ignore DECL_INLINE.
8469 * tree-inline.c (inlinable_function_p): Likewise.
8471 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8473 * doc/extend.texi (hot attribute): Document that the hot attribute
8474 turns on -O3 for some ports.
8475 (cold attribute): Document that the cold attribute turns on -Os
8478 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8479 reflect function specific option support.
8481 * target.h (struct target_option_hooks): Add fields to say whether
8482 the cold attribute implies -Os and the hot attribute implies -O3.
8484 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8485 By default, do not turn on -Os for cold functions.
8486 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8487 not turn on -O3 for hot functions.
8489 * c-common.c (handle_hot_attribute): Use target hook to determine
8490 if hot functions should enable -O3.
8491 (handle_cold_attribute): Use target hook to determine if cold
8492 functions should enable -Os.
8494 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8495 (override_options): Move disable scheduling to
8496 optimization_options.
8497 (optimization_options): Disable scheduling here, not
8499 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8500 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8502 * config/ia64/ia64.c (ia64_override_options): Move setting
8503 scheduling flags to ia64_optimization_options.
8504 (ia64_optimization_options): Disable scheduling options here, and
8505 not in ia64_override_options.
8506 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8507 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8509 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8512 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8514 2008-07-25 Martin Jambor <mjambor@suse.cz>
8516 PR tree-optimization/36926
8517 * ipa-prop.c (ipa_analyze_call_uses): Call
8518 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8520 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8522 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8523 movv2si_internal): Add mem = reg alternative.
8525 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8528 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8529 DEFAULT_PCC_STRUCT_RETURN to 127.
8531 2008-07-24 Jan Hubicka <jh@suse.cz>
8533 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8534 (build_cgraph_edges): Likewise.
8535 * cgraph.c (cgraph_node): Do not update assembler hash.
8536 (cgraph_remove_node): Drop non-unit-at-a-time code.
8537 * tree-pass.h (pass_O0_always_inline): Remove.
8538 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8539 * toplev.c (process_options): Flag unit-at-a-time does not imply
8541 * cgraphunit.c: Update comments.
8542 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8543 (cgraph_assemble_pending_functions): Remove.
8544 (cgraph_reset_node): Drop non-unit-at-a-time code.
8545 (cgraph_finalize_function): Likewise.
8546 (cgraph_analyze_function): Likewise.
8547 (cgraph_finalize_compilation_unit): Likewise.
8548 (cgraph_expand_function): Likewise.
8549 (cgraph_optimize): Likesise.
8550 (save_inline_function_body): Likewise.
8551 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8552 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8553 * ipa-inline.c: Update comments.
8554 (enum inlining_mode): remove INLINE_SPEED.
8555 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8556 (cgraph_mark_inline_edge): Likewise.
8557 (try_inline): Likewise.
8558 (cgraph_decide_inlining_incrementally): Likewise.
8559 (cgraph_gate_inlining): Remove.
8560 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8561 (cgraph_gate_early_inlining): Likewise.
8562 (gate_inline_passes): Remove.
8563 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8564 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8565 pass_O0_always_inline): Remove.
8566 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8567 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8568 * opts.c (no_unit_at_a_time_default): Remove.
8569 (decode_options): Remove flag_unit_at_a_time reset and warning.
8570 * opts.h (no_unit_at_a_time_default): Remove.
8571 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8572 early in GNU dialect.
8573 (merge_decls): Update comment; drop unit-at-a-time check.
8574 (finish_decl): Likewise.
8575 (grok_declaration): Remove flag_inline_trees code.
8576 (finish_functions): Return on function returning non-void on all
8578 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8579 * cfgexpand.c (expand_one_static_var): Remove.
8580 (expand_one_var): Remove expand_one_static_var call.
8581 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8582 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8583 and flag_unit_at_a-time compatibility checks.
8584 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8585 * tree-inline.c (flag_inline_trees): Remove.
8586 (inlinable_function_p): Don't check it.
8587 (expand_call_inline): Remove non-unit-at-a-time code.
8588 * tree-inline.h (flag_inline_trees): Remove.
8589 * tree-optimize.c (execute_early_local_optimizations): Remove
8590 unit-at-a-time checks.
8591 (tree_rest_of_compilation): Likewise.
8592 * combine.c (setup_incoming_promotions): Likewise.
8593 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8594 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8595 * passes.c (pass_inline_parameters): Update comments; remove
8596 O0_alwaysinline pass.
8597 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8598 (execute_one_pass): Likewise.
8599 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8600 (ix86_function_sseregparm): Likewise.
8601 * arm.c (arm_function_in_section_p): Likewise.
8602 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8603 * varpool.c: Update comments.
8604 (decide_is_variable_needed): Remove unit-at-a-time checks.
8605 (varpool_finalize_decl): Likewise.
8607 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8609 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8611 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8613 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8615 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8616 imp symbol extension.
8618 2008-07-23 Ian Lance Taylor <iant@google.com>
8620 * tree-vrp.c (infer_value_range): Ignore asm statements when
8621 looking for memory accesses for -fdelete-null-pointer-checks.
8623 2008-07-24 Ben Elliston <bje@au.ibm.com>
8625 * config/spu/spu-c.c (__vector_keyword): New variable.
8626 (vector_keyword): Likewise.
8627 (spu_categorize_keyword): New function.
8628 (spu_macro_to_expand): Likewise.
8629 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8630 compiling an ISO C dialect.
8632 2008-07-24 Ben Elliston <bje@au.ibm.com>
8634 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8637 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8639 * configure: Regenerate.
8640 * configure.ac: Require texinfo 4.7.
8641 * doc/install.texi: Document texinfo 4.7 requirement.
8643 2008-07-23 Martin Jambor <mjambor@suse.cz>
8645 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8646 rather than for DECL_SAVED_TREE.
8647 * ipa-prop.c: Include diagnostic.h.
8648 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8650 (ipa_detect_param_modifications): Function rewritten from scratch.
8651 (ipa_compute_jump_functions): Changed accesses to modification flags.
8652 (ipa_free_node_params_substructures): Update flags destruction.
8653 (ipa_node_duplication_hook): Update flags duplication.
8654 (ipa_print_all_params_modified): Updated flag access.
8655 * ipa-prop.h (struct ipa_param_flags): New structure.
8656 (struct ipa_node_params): New field modification_analysis_done,
8657 modified_flags changed into param_flags.
8658 (ipa_is_ith_param_modified): Changed to use new flags.
8659 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8661 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8662 ipa-cp.c and split into two functions.
8663 (ipa_print_node_jump_functions): New function.
8664 (compute_scalar_jump_functions): New function.
8665 (type_like_member_ptr_p): New function.
8666 (compute_pass_through_member_ptrs): New function.
8667 (fill_member_ptr_cst_jump_function): New function.
8668 (determine_cst_member_ptr): New function.
8669 (compute_cst_member_ptr_arguments): New function.
8670 (ipa_compute_jump_functions): Complete rewrite.
8671 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8672 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8673 (struct ipa_member_ptr_cst): New structure.
8674 (union jump_func_value): New field member_cst.
8675 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8676 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8677 jump function types.
8678 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8679 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8680 instead of ipcp_print_all_jump_functions.
8681 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8682 only for replacable scalars.
8684 * doc/invoke.texi (Optimize options): Add description of
8685 -findirect-inlining.
8686 * common.opt (flag_indirect_inlining): New flag.
8687 * opts.c (decode_options): Set flag_indirect_inlining when
8690 * ipa-inline.c: Include ipa-prop.h.
8691 (inline_indirect_intraprocedural_analysis): New function.
8692 (inline_generate_summary): Allocate parameter and argument info
8693 structures, call inline_indirect_intraprocedural_analysis on each
8694 node when doing indirect inlining and deallocate indirect inlining
8695 data structures in the end.
8696 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8697 (free_all_ipa_structures_after_iinln): New function.
8698 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8700 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8702 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8703 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8704 of computing the frequency separately.
8705 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8706 of computing the frequency separately.
8707 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8708 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8709 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8710 (ipa_get_stmt_member_ptr_load_param): New function.
8711 (ipa_is_ssa_with_stmt_def): New function.
8712 (ipa_note_param_call): New function.
8713 (ipa_analyze_call_uses): New function.
8714 (ipa_analyze_stmt_uses): New function.
8715 (ipa_analyze_params_uses): New function.
8716 (ipa_free_node_params_substructures): Also free the param_calls linked
8718 (ipa_node_duplication_hook): Also duplicate the param_calls
8720 (ipa_print_node_param_flags): New function.
8721 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8722 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8723 * ipa-prop.h (struct ipa_param_flags): New field called.
8724 (struct ipa_param_call_note): New structure.
8725 (struct ipa_node_params): New fields param_calls and
8727 (ipa_is_ith_param_called): New function.
8728 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8729 ipa_analyze_params_uses and dump parameter flags.
8731 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8732 ipa_propagate_indirect_call_infos if performing indirect inlining,
8733 pass a new parameter new_edges to it.
8734 (add_new_edges_to_heap): New fucntion.
8735 (cgraph_decide_inlining_of_small_functions): New vector
8736 new_indirect_edges for newly found indirect edges , call
8737 ipa_propagate_indirect_call_infos after inlining.
8738 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8739 inlining if performing indirect inlining. Call
8740 free_all_ipa_structures_after_iinln when doing so too.
8741 (inline_generate_summary): Do not call
8742 free_all_ipa_structures_after_iinln here.
8743 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8744 (print_edge_addition_message): New function.
8745 (update_call_notes_after_inlining): New function.
8746 (propagate_info_to_inlined_callees): New function.
8747 (ipa_propagate_indirect_call_infos): New function.
8748 * ipa-prop.h: Include cgraph.h
8749 (struct ipa_param_call_note): Fields reordered, new field processed.
8750 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8752 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8753 rediscovered call statements.
8754 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8755 (dump_cgraph_node): Dump also the indirect_call flag.
8756 (cgraph_clone_edge): Copy also the indirect_call flag.
8757 * tree-inline.c (copy_bb): Do not check for fndecls from call
8758 expressions, check for edge availability when moving clones.
8759 (get_indirect_callee_fndecl): New function.
8760 (expand_call_inline): If callee declaration is not apprent from
8761 the statement, try calling get_indirect_callee_fndecl. Do not
8762 issue warnings or call sorry when not inlinings an indirect edge.
8763 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8765 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8766 bit more frandly to matching.
8767 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8768 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8769 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8771 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8774 * opth-gen.awk: Suppress function specific features when building
8776 * optc-gen.awk: Ditto.
8778 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8781 * diagnostic.c (pedwarn): Add opt parameter.
8783 * c-tree.h (pedwarn_init): Add opt parameter.
8784 (pedwarn_c90): Likewise.
8785 (pedwarn_c99): Likewise.
8786 * c-errors.c (pedwarn_c99): Likewise.
8787 (pedwarn_c90): Likewise.
8788 * toplev.h (pedwarn): Update declaration.
8789 (pedwarn0): Declare.
8790 * c-lex.c: All calls to pedwarn changed.
8791 * builtins.c: All calls to pedwarn changed.
8792 * toplev.c: All calls to pedwarn changed.
8793 * c-decl.c: All calls to pedwarn changed.
8794 * c-typeck.c: All calls to pedwarn changed.
8795 * c-common.c: All calls to pedwarn changed.
8796 * c-parser.c: All calls to pedwarn changed.
8798 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8799 Karthik Kumar <karthikkumar@gmail.com>
8801 * attribs.c (file scope): Include c-common.h.
8802 (decl_attributes): Add support for #pragma GCC optimize and
8805 * targhooks.c (default_can_inline_p): New function that is the
8806 default for the TARGET_CAN_INLINE_P target hook.
8808 * targhooks.h (default_can_inline_p): Add declaration.
8810 * tree.c (cl_optimization_node): New static tree for building
8811 OPTIMIZATION_NODE tree.
8812 (cl_target_option_node): New static tree for building
8813 TARGET_OPTION_NODE tree.
8814 (cl_option_hash_table): New hash table for hashing
8815 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8816 (cl_option_hash_hash): New function to provide the hash value for
8817 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8818 (cl_option_hash_eq): New function to provide an equality test for
8819 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8820 (tree_code_size): Add support for OPTIMIZATION_NODE and
8821 TARGET_OPTION_NODE trees.
8822 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8823 TARGET_OPTION_NODE trees.
8824 (build_optimization_node): Build a tree that has all of the
8825 current optimization options.
8826 (build_target_option_node): Build a tree that has the target
8827 options that might be changed on a per function basis.
8829 * tree.h (file scope): Include options.h.
8830 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8831 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8832 (TREE_OPTIMIZATION): Ditto.
8833 (TREE_TARGET_SPECIFIC): Ditto.
8834 (struct tree_function_decl): Add fields for remembering the
8835 current optimization options and target specific options.
8836 (struct tree_optimization_option): New tree variant that remembers
8837 the optimization options.
8838 (struct tree_target_option): New tree variant that remembers the
8839 target specific flags that might change for compiling a particular
8841 (union tree_node): Include tree_optimization_option and
8842 tree_target_option fields.
8843 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8844 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8845 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8846 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8847 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8848 optimization and target options.
8849 (optimization_default_node): New macro to refer to global_trees
8851 (optimization_current_node): Ditto.
8852 (optimization_cold_node): Ditto.
8853 (optimization_hot_node): Ditto.
8854 (target_option_default_node): Ditto.
8855 (target_option_current_node): Ditto.
8856 (current_option_pragma): Ditto.
8857 (current_optimize_pragma): Ditto.
8859 * target.h (struct gcc_target): Add valid_option_attribute_p,
8860 target_option_save, target_option_restore, target_option_print,
8861 target_option_pragma_parse, and can_inline_p hooks.
8863 * toplev.h (parse_optimize_options): Add declaration.
8864 (fast_math_flags_struct_set_p): Ditto.
8866 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8867 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8870 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8871 tree_can_inline_p hook to see if one function can inline another.
8872 (cgraph_decide_inlining): Ditto.
8873 (cgraph_decide_inlining_incrementally): Ditto.
8875 * opts.c (decode_options): Add support for running multiple times
8876 to allow functions with different target or optimization options
8877 than was specified on the command line.
8878 (fast_math_flags_struct_set_p): New function that is similar to
8879 fast_math_flags_set_p, except it uses the values in the
8880 cl_optimization structure instead of global variables.
8882 * optc-gen.awk: Add support for TargetSave to allow a back end to
8883 declare new fields that need to be saved when using function
8884 specific options. Include flags.h and target.h in the options.c
8885 source. Add support for Save to indicate which options can be set
8886 for individual functions. Generate cl_optimize_save,
8887 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8888 cl_target_option_restore, cl_target_option_print functions to
8889 allow functions to use different optimization or target options.
8891 * opt-functions.awk (var_type_struct): Return the type used for
8892 storing the field in a structure.
8894 * opth-gen.awk: Add support for TargetSave to allow a back end to
8895 declare new fields that need to be saved when using function
8896 specific options. Add support for Save to indicate which options
8897 can be set for individual functions. Only generate one extern for
8898 Mask fields. Generate cl_optimization and cl_target_option
8899 structures to remember optimization and target options.
8901 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8902 collecting new tree nodes.
8903 (TS_TARGET_OPTION): Ditto.
8905 * c-decl.c (merge_decls): Merge function specific target and
8906 optimization options.
8908 * function.c (invoke_set_current_function_hook): If the function
8909 uses different optimization options, change the global variables
8912 * coretypes.h (struct cl_optimization): Add forward reference.
8913 (struct cl_target_option): Ditto.
8915 * c-pragma.c (option_stack): New static vector to remember the
8916 current #pragma GCC option stack.
8917 (handle_pragma_option): New function to support #pragma GCC option
8918 to change target options.
8919 (optimize_stack): New static vector to remember the current
8920 #pragma GCC optimize stack.
8921 (handle_pragma_optimize): New function to support #pragma GCC
8922 optimize to change optimization options.
8923 (init_pragma): Add support for #pragma GCC optimize and #pragma
8926 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8927 optimization options.
8928 (TARGET_OPTION_NODE): New tree code for remembering certain target
8931 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8932 TARGET_OPTION_NODE trees.
8934 * common.opt (-O): Add Optimization flag.
8936 (-fmath-errno): Ditto.
8937 (-falign-functions): Add UInteger flag to make sure flag gets full
8938 int in cl_optimization structure.
8939 (-falign-jumps): Ditto.
8940 (-falign-labels): Ditto.
8941 (-falign-loops): Ditto.
8942 (-fsched-stalled-insns): Ditto.
8943 (-fsched-stalled-insns-dep): Ditto.
8945 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8947 (TARGET_OPTION_SAVE): Ditto.
8948 (TARGET_OPTION_RESTORE): Ditto.
8949 (TARGET_OPTION_PRINT): Ditto.
8950 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8951 (TARGET_CAN_INLINE_P): Ditto.
8952 (TARGET_INITIALIZER): Add new hooks.
8954 * tree-inline.c (tree_can_inline_p): New function to determine
8955 whether one function can inline another. Check if the functions
8956 use compatible optimization options, and also call the backend
8959 * tree-inline.h (tree_can_inline_p): Add declaration.
8961 * c-common.c (c_common_attribute): Add support for option and
8962 optimize attributes.
8963 (handle_option_attribute): Add support for the option attribute to
8964 allow the user to specify different target options for compiling a
8966 (handle_optimize_attribute): Add support for the optimize
8967 attribute to allow the user to specify different optimization
8968 options for compiling a specific function.
8969 (handle_hot_attribute): Turn on -O3 optimization for this one
8970 function if it isn't the default optimization level.
8971 (handle_cold_attribute): Turn on -Os optimization for this one
8972 function if it insn't the default optimization.
8973 (const_char_p): New const char * typedef.
8974 (optimize_args): New static vector to remember the optimization
8976 (parse_optimize_options): New function to set up the optimization
8977 arguments from either the optimize attribute or #pragma GCC optimize.
8979 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8980 (builtin_define_std): Ditto.
8982 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8983 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8984 (x86_64-*-*): Ditto.
8986 * Makefile.in (TREE_H): Add options.h.
8987 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8989 * doc/extend.texi (option attribute): Document new attribute.
8990 (optimize attribute): Ditto.
8991 (hot attribute): Document hot attribute sets -O3.
8992 (cold attribute): Document cold attribute sets -Os.
8993 (#pragma GCC option): Document new pragma.
8994 (#pragma GCC optimize): Ditto.
8996 * doc/options.texi (TargetSave): Document TargetSave syntax.
8997 (UInteger): Document UInteger must be used for certain flags.
8998 (Save): Document Save option to create target specific options
8999 that can be saved/restored on a function specific context.
9001 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9002 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9004 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9005 (TARGET_OPTION_SAVE): Ditto.
9006 (TARGET_OPTION_RESTORE): Ditto.
9007 (TARGET_OPTION_PRINT): Ditto.
9008 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9009 (TARGET_CAN_INLINE_P): Ditto.
9011 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9013 (-mfpmath=both): Ditto.
9015 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9016 Karthik Kumar <karthikkumar@gmail.com>
9018 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9019 (TARGET_POPCNT): Ditto.
9020 (TARGET_SAHF): Ditto.
9021 (TARGET_AES): Ditto.
9022 (TARGET_PCLMUL): Ditto.
9023 (TARGET_CMPXCHG16B): Ditto.
9024 (TARGET_RECIP): Move switch into target_flags.
9025 (TARGET_FUSED_MADD): Ditto.
9026 (ix86_arch_features): Make an unsigned char type.
9027 (ix86_tune_features): Ditto.
9028 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9029 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9030 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9032 * config/i386/i386.opt (arch): New TargetSave field to define
9033 fields that need to be saved for function specific option support.
9036 (branch_cost): Ditto.
9037 (ix86_isa_flags_explicit): Ditto.
9038 (tune_defaulted): Ditto.
9039 (arch_specified): Ditto.
9040 (-m128-long-double): Add Save flag to save option for target
9041 specific option support.
9043 (-maccumulate-outgoing-args): Ditto.
9044 (-malign-double): Ditto.
9045 (-malign-stringops): Ditto.
9046 (-mfancy-math-387): Ditto.
9047 (-mhard-float): Ditto.
9049 (-minline-all-stringops): Ditto.
9050 (-minline-stringops-dynamically): Ditto.
9051 (-mms-bitfields): Ditto.
9052 (-mno-align-stringops): Ditto.
9053 (-mno-fancy-math-387): Ditto.
9054 (-mno-push-args): Ditto.
9055 (-mno-red-zone): Ditto.
9056 (-mpush-args): Ditto.
9057 (-mred-zone): Ditto.
9059 (-msseregparm): Ditto.
9060 (-mstack-arg-probe): Ditto.
9075 (-mrecip): Move flag into target_flags.
9077 (-mno-fused-madd): Ditto.
9078 (-mfused-madd): Ditto.
9079 (-mabm): Move flag into ix86_isa_flags.
9086 * config/i386/i386-c.c: New file for #pragma support.
9087 (ix86_target_macros_internal): New function to #define or #undef
9088 target macros based when the user uses the #pragma GCC option to
9089 change target options.
9090 (ix86_pragma_option_parse): New function to add #pragma GCC option
9092 (ix86_target_macros): Move defining the target macros here from
9093 TARGET_CPU_CPP_BUILTINS in i386.h.
9094 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9095 defined, initialize any subtarget #pragmas.
9097 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9098 REGISTER_TARGET_PRAGMAS.
9100 * config/i386/t-i386: New file for x86 dependencies.
9101 (i386.o): Make dependencies mirror the include files used.
9102 (i386-c.o): New file, add dependencies.
9104 * config/i386/i386-protos.h (override_options): Add bool argument.
9105 (ix86_valid_option_attribute_tree): Add declaration.
9106 (ix86_target_macros): Ditto.
9107 (ix86_register_macros): Ditto.
9109 * config/i386/i386.c (ix86_tune_features): Move initialization of
9110 the target masks to initial_ix86_tune_features to allow functions
9111 to have different target options. Make type unsigned char,
9112 instead of unsigned int.
9113 (initial_ix86_tune_features): New static vector to hold processor
9114 masks for the tune variables.
9115 (ix86_arch_features): Move initialization of the target masks to
9116 initial_ix86_arch_features to allow functions to have different
9117 target options. Make type unsigned char, instead of unsigned int.
9118 (initial_ix86_arch_features): New static vector to hold processor
9119 masks for the arch variables.
9120 (enum ix86_function_specific_strings): New enum to describe the
9121 string options used for attribute((option(...))).
9122 (ix86_target_string): New function to return a string that
9123 describes the target options.
9124 (ix86_debug_options): New function to print the current options in
9126 (ix86_function_specific_save): New function hook to save the
9127 function specific global variables in the cl_target_option structure.
9128 (ix86_function_specific_restore): New function hook to restore the
9129 function specific variables from the cl_target_option structure to
9130 the global variables.
9131 (ix86_function_specific_print): New function hook to print the
9132 target specific options in the cl_target_option structure.
9133 (ix86_valid_option_attribute_p): New function hook to validate
9134 attribute((option(...))) arguments.
9135 (ix86_valid_option_attribute_tree): New function that is common
9136 code between attribute((option(...))) and #pragma GCC option
9137 support that parses the options and returns a tree holding the options.
9138 (ix86_valid_option_attribute_inner_p): New helper function for
9139 ix86_valid_option_attribute_tree.
9140 (ix86_can_inline_p): New function hook to decide if one function
9141 can inline another on a target specific basis.
9142 (ix86_set_current_function); New function hook to switch target
9143 options if the user used attribute((option(...))) or #pragma GCC
9145 (ix86_tune_defaulted): Move to static file scope from
9147 (ix86_arch_specified): Ditto.
9148 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9150 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9151 (OPTION_MASK_ISA_ABM_SET): Ditto.
9152 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9153 (OPTION_MASK_ISA_CX16_SET): Ditto.
9154 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9155 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9156 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9157 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9158 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9159 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9160 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9161 (struct ptt): Move to static file scope from override_options.
9162 (processor_target_table): Ditto.
9164 (ix86_handle_option): Add support for options that are now isa options.
9165 (override_options): Add support for declaring functions that
9166 support different target options than were specified on the
9167 command line. Move struct ptt, processor_target_table, cpu_names,
9168 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9169 Add bool argument. Fix up error messages so the appropriate error
9170 is given for either command line or attribute.
9171 (ix86_previous_fndecl): New static to remember previous function
9172 declaration to see if we need to change target options.
9173 (ix86_builtins_isa): New array to record the ISA of each builtin
9175 (def_builtin): Always create the builtin function, even if the
9176 current ISA doesn't support it.
9177 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9178 tests for those builtins.
9179 (ix86_init_builtins): Remove TARGET_MMX test for calling
9180 ix86_init_mmx_sse_builtins.
9181 (ix86_expand_builtin): If the current ISA doesn't support a given
9182 builtin, signal an error.
9183 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9184 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9185 (TARGET_OPTION_SAVE): Ditto.
9186 (TARGET_OPTION_RESTORE): Ditto.
9187 (TARGET_OPTION_PRINT): Ditto.
9188 (TARGET_CAN_INLINE_P): Ditto.
9190 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9192 * c-typeck.c (build_external_ref): Don't call assemble_external.
9193 * final.c (output_operand): Call assemble_external.
9195 2008-07-21 DJ Delorie <dj@redhat.com>
9197 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9198 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9200 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9202 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9203 original insn and splitter contents into ...
9204 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9205 flag_unsafe_math_optimizations. Add dummy scratch register.
9206 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9207 !flag_unsafe_math_optimizations. Returns number with next
9208 highest magnitude if this is still less or equal to the true
9209 quotient in magnitude.
9211 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9213 * Makefile.in: Replace toplev.h with TOPLEV_H.
9214 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9215 * c-lex.c (fe_file_change): Don't set in_system_header.
9216 * c-parser.c (c_token): Remove in_system_header.
9217 (c_lex_one_token): Don't set in_system_header.
9218 (c_parser_set_source_position_from_token): Don't set in_system_header.
9219 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9222 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9223 * flags.h (in_system_header): Remove.
9224 * function.c (saved_in_system_header): Remove.
9225 (push_cfun): Don't set in_system_header.
9226 (pop_cfun): Don't set in_system_header.
9227 (push_struct_function): Don't set in_system_header.
9228 * input.h (expanded_location): Add sysp.
9229 (in_system_header_at): New.
9230 (in_system_header): New.
9231 * toplev.c (in_system_header): Remove.
9232 * toplev.h: Include input.h
9234 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9235 * tree-ssa.c (warn_uninit): Call warning_at.
9236 (warn_uninitialized_var): Update calls to warn_uninit.
9237 (warn_uninitialized_phi): Update calls to warn_uninit.
9238 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9239 (expand_location): Initialize xloc.sysp.
9240 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9241 (tree_decl_with_vis): Remove in_system_header_flag.
9243 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9246 * recog.c (asm_operand_ok): Change the order of the extra
9247 memory constraint checks.
9249 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9252 * tree-switch-conversion.c (build_one_array): Call
9253 varpool_mark_needed_node and varpool_finalize_decl
9254 instead of assemble_variable.
9256 2008-07-19 Jan Hubicka <jh@suse.cz>
9258 * cgraph.c (cgraph_add_new_function): Do early local passes.
9259 * tree-nrv.c (gate_pass_return_slot): New gate.
9260 (pass_nrv): Add the gate.
9261 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9263 (coalesce_ssa_name): Coalesce SSA names.
9264 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9265 not optimizing so unused user vars remains visible.
9266 * common.opt (flag_tree_ter): Always enable by default.
9267 * tree-ssa-ter.c: Include flags.h
9268 (is_replaceable_p): Check that locations match; when aliasing
9269 is missing be conservative about loads.
9270 * tree-optimize.c (gate_init_datastructures): Remove.
9271 (pass_init_datastructures): New.
9272 * passes.c: Reorder passes so we always go into SSA.
9274 2008-07-19 Jan Hubicka <jh@suse.cz>
9276 * doc/extend.texi (flatten attribute): Remove note about
9278 * doc/invoke.texi (--combine): Likewise.
9279 (-finline-functions-called-once): Update levels when enabled.
9280 (-funit-at-a-time): Document new behaviour.
9281 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9282 -fno-section-anchors when disabled explicitly.
9283 (inline params): They are not ignored now.
9284 (precompiled headers): Remove unit-at-a-time as being incompatible.
9285 * opts.c (decode_options): Handle unit-at-a-time as alias;
9286 imply -fno-section-anchors when toplevel reorder is disabled
9288 * common.opt (ftoplevel-reorder): Set default value to 2.
9289 (funit-at-a-time): Set default value to 1.
9290 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9293 2008-07-19 Jan Hubicka <jh@suse.cz>
9295 * builtins.c (expand_builtin_int_roundingfn,
9296 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9299 2008-07-19 Richard Guenther <rguenther@suse.de>
9302 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9303 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9304 * tree-ssa-pre.c (get_expr_value_id): For newly created
9305 constant value-ids make sure to add the expression to its
9308 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9311 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9312 return value of the builtin is ignored.
9314 2008-07-19 Olivier Hainque <hainque@adacore.com>
9316 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9317 bits, a C conformant malloc implementation has to provide.
9318 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9320 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9324 * reload.c (find_reloads_subreg_address): Only reload address if
9325 reloaded == 0, not for reloaded != 1.
9328 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9329 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9330 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9331 m32c_legitimize_reload_address.
9333 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9334 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9335 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9337 2008-07-19 Olivier Hainque <hainque@adacore.com>
9339 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9340 argument, saying whether nested array are to be collapsed
9341 into a single array type DIE with multiple subscripts.
9342 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9343 issues, centralize the nested array types collapsing control and
9344 disable the transformation for Ada.
9346 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9349 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9351 (x86_64_shift_adj_2): New expander.
9352 (x86_64_shift_adj_3): Ditto.
9353 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9354 to split TImode operands.
9355 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9356 (ix86_split_lshr): Ditto.
9358 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9360 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9361 and __CHAR32_TYPE__.
9362 * c-typeck.c (digest_init): Support char16_t and char32_t.
9363 (set_nonincremental_init_from_string): Idem.
9365 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9368 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9369 PREFERRED_STACK_BOUNDARY.
9370 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9372 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9375 * function.c (locate_and_pad_parm): Cap boundary earlier.
9377 2008-07-17 Julian Brown <julian@codesourcery.com>
9379 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9380 no-op for targets which don't use DLLs.
9382 2008-07-17 Martin Jambor <mjambor@suse.cz>
9384 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9385 that nodes are relevant by examining the node->analyzed flag.
9386 (ipcp_init_stage): Check which nodes are relevant, assert that the
9387 relevant ones are also required.
9388 (ipcp_propagate_stage): Check on the side arrays are properly
9390 (ipcp_print_all_jump_functions): Make sure not to touch any node
9391 that is not analyzed or an edge that does not have a corresponding
9392 entry in the on-the-side vectors.
9393 (ipcp_function_scale_print): Likewise.
9394 (ipcp_update_callgraph): Check that the node is relevant.
9395 (ipcp_insert_stage): Check that the node is relevant. Check there is
9396 an info for every node and edge.
9397 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9398 (ipa_print_all_tree_maps): Likewise and a new variable info.
9399 (ipa_print_all_params_modified): Likewise.
9400 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9402 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9405 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9407 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9409 PR rtl-optimization/36753
9410 * fwprop.c (use_killed_between): Don't shortcut
9411 single-definition global registers.
9413 2008-07-16 Jan Hubicka <jh@suse.cz>
9415 * cgraph.h (varpool_empty_needed_queue): Declare.
9416 * cgraphunit.c (output_in_order): Mark all variables as needed;
9418 * varpool.c (varpool_assemble_node): Update debug queue.
9419 (varpool_assemble_pending_decls): Don't do it here.
9420 (varpool_empty_needed_queue): New function.
9422 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9424 * recog.c (peephole2_optimize): Fix formatting.
9426 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9428 * c-pch.c (get_ident): Avoid C++ keywords.
9429 * combine-stack-adj.c (single_set_for_csa): Likewise.
9430 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9431 output_asm_insn): Likewise.
9432 * reload.c (push_secondary_reload, find_reusable_reload,
9433 push_reload, combine_reloads, find_reloads,
9434 debug_reload_to_stream): Likewise.
9435 * reload.h (struct reload): Likewise.
9436 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9437 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9438 emit_output_reload_insns): Likewise.
9439 * targhooks.c (default_secondary_reload): Likewise.
9440 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9442 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9444 * recog.c (validate_change_1, validate_change,
9445 validate_unshare_change, validate_replace_rtx_1, struct
9446 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9448 * reload.c (push_secondary_reload, secondary_reload_class,
9449 scratch_reload_class, find_valid_class, find_reusable_reload,
9450 push_reload, find_dummy_reload, find_reloads_address_1,
9451 find_reloads_address_part, find_equiv_reg): Likewise.
9452 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9453 choose_reload_regs): Likewise.
9454 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9456 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9457 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9458 * sched-rgn.c (concat_INSN_LIST): Likewise.
9459 * stor-layout.c (mode_for_size, mode_for_size_tree,
9460 smallest_mode_for_size): Likewise.
9462 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9464 * cfg.c (dump_reg_info): Avoid C++ keywords.
9465 * dwarf2asm.c (dw2_force_const_mem,
9466 dw2_asm_output_encoded_addr_rtx): Likewise.
9467 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9468 * expmed.c (expand_shift): Likewise.
9469 * global.c (find_reg): Likewise.
9470 * graph.c (draw_edge): Likewise.
9471 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9472 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9473 widen_clz, widen_bswap, expand_parity, expand_unop,
9474 emit_cmp_and_jump_insn_1): Likewise.
9475 * postreload.c (reload_cse_simplify_operands): Likewise.
9476 * ra.h (add_neighbor): Likewise.
9477 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9478 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9479 record_reg_classes, copy_cost, record_address_regs,
9480 invalid_mode_change_p): Likewise.
9481 * regrename.c (regrename_optimize, scan_rtx_reg,
9482 dump_def_use_chain, find_oldest_value_reg,
9483 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9485 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9487 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9488 MASK_POWERPC64 for power4 in previous commit.
9490 2008-07-16 Olivier Hainque <hainque@adacore.com>
9492 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9493 instead of bare conversion to cast const-ness away.
9495 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9497 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9498 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9499 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9500 (TARGET_FUNCTION_VALUE): Define.
9502 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9504 * config/rs6000/rs6000.c (processor_target_table): Add
9505 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9507 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9510 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9511 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9512 m32c_legitimize_reload_address.
9514 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9516 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9517 DECL_IN_SYSTEM_HEADER in sync.
9519 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9521 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9522 * tree-ssa-pre.c (pre_expr_eq): Ditto
9523 (get_constant_for_value_id): Take a type as an argument.
9524 (fully_constant_expression): Pass in type.
9525 (find_or_generate_expression): Short circuit constant case.
9526 (create_expression_by_pieces): Remove special casing of
9528 (do_regular_insertion): Short circuit constant case.
9529 (do_partial_partial_insertion): Ditto.
9531 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9534 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9536 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9538 * config/xtensa/libgcc-xtensa.ver: New file.
9539 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9541 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9543 * df-problems.c (df_set_note): Avoid C++ keywords.
9544 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9545 * dse.c (record_store, remove_useless_values): Likewise.
9546 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9547 gen_reg_rtx_offset, operand_subword, change_address_1,
9548 change_address, adjust_address_1, offset_address,
9549 widen_memory_access, emit_copy_of_insn_after): Likewise.
9550 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9551 * fwprop.c (should_replace_address, propagate_rtx_1,
9552 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9554 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9555 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9556 * lcm.c (compute_insert_delete, pre_edge_lcm,
9557 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9558 * lower-subreg.c (resolve_reg_notes): Likewise.
9559 * mode-switching.c (optimize_mode_switching): Likewise.
9561 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9563 * bt-load.c (add_btr_def, migrate_btr_def,
9564 branch_target_load_optimize): Avoid C++ keywords.
9565 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9567 * combine.c (subst, simplify_set, make_extraction,
9568 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9569 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9570 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9572 2008-07-15 Richard Guenther <rguenther@suse.de>
9575 * c-common.c (strict_aliasing_warning): Do not warn for
9576 TYPE_REF_CAN_ALIAS_ALL pointers.
9577 (c_common_get_alias_set): may_alias types are not special.
9578 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9579 attribute and set can_ref_all accordingly.
9580 (build_reference_type_for_mode): Likewise.
9581 * doc/extend.texi (may_alias): Clarify.
9583 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9586 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9587 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9589 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9592 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9593 gcc_assert, instead call output_operand_lossage.
9595 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9597 * builtins.c (std_canonical_va_list): Treat structure based
9600 2008-07-15 Ben Elliston <bje@au.ibm.com>
9602 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9604 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9606 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9609 2008-07-14 Jan Hubicka <jh@suse.cz>
9611 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9612 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9613 fix predicates and constraints.
9614 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9615 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9617 2008-07-14 Doug Kwan <dougkwan@google.com>
9619 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9620 additional option file arm/eabi.opt.
9621 * config/arm/eabi.h (File): New configuration file for EABI targets.
9622 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9623 SUBSUBTARGET_EXTRA_SPECS.
9624 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9625 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9626 from STARTFILE_SPEC so that it can be referenced in an override.
9627 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9628 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9629 can be referenced in an override.
9630 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9631 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9632 so that it can be referenced in an override.
9633 (LINK_SPEC): Use BPABI_LINK_SPEC.
9634 * config/arm/eabi.opt (File): New.
9636 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9638 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9639 (FIXED_VALUE_H): New variable.
9640 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9641 input.h, fixed-value.h.
9642 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9643 (BASIC_BLOCK_H): Use $(BITMAP_H).
9644 (FUNCTION_H): Add varray.h.
9645 (IPA_REFERENCE_H): Use $(BITMAP_H).
9646 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9647 (DF_H): Use $(BITMAP_H).
9648 (GGC_H): Add statistics.h.
9650 (INSN_ATTR_H): Use it.
9651 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9653 (SYMTAB_H): Add $(OBSTACK_H).
9654 (CPP_INTERNAL_H): New.
9655 (TREE_DUMP_H): Add tree-pass.h.
9656 (TREE_FLOW_H): Use $(BITMAP_H)
9657 (PRETTY_PRINT_H): Use $(INPUT_H).
9658 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9661 (many object files): Fix lots of header dependencies throughout.
9663 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9665 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9667 (s-gtyp-input): Use them to write tmp-gi.list.
9668 (echo_to_gi.list): Remove.
9670 2008-07-14 Richard Guenther <rguenther@suse.de>
9672 * tree-ssa-sccvn.c (pre_info): Remove.
9673 (switch_to_PRE_table): Likewise.
9674 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9675 (set_hashtable_value_ids): Do not create value-ids for the
9677 (run_scc_vn): Remove double test. Remove bogus special-case
9678 in value-number printing.
9679 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9680 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9682 * tree-flow-inline.h (get_value_handle): Remove.
9683 * tree-flow.h (get_value_handle): Remove.
9685 2008-07-14 Martin Jambor <mjambor@suse.cz>
9687 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9688 in which we generate arithmetics is not a subrange.
9690 2008-07-14 Martin Jambor <mjambor@suse.cz>
9692 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9694 2008-07-14 Richard Guenther <rguenther@suse.de>
9696 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9698 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9701 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9702 reload for symbol refs moved to r0 with -fPIC.
9703 (legitimize_pic_address): Use the target register as temporary
9705 (emit_symbolic_move): Adjust comment.
9706 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9709 2008-07-14 Ben Elliston <bje@au.ibm.com>
9711 * c-common.h (C_CPP_HASHNODE): New macro.
9712 * coretypes.h (struct cpp_token): Forward declare.
9713 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9714 the context-sensitive keyword method.
9715 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9716 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9717 expand_bool_pixel): New.
9718 (altivec_categorize_keyword): New function.
9719 (init_vector_keywords): New function.
9720 (rs6000_macro_to_expand): Likewise.
9721 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9722 compiling an ISO C dialect.
9724 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9726 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9727 (create_expression_by_pieces): Fix typo.
9728 (do_regular_insertion): Use debug counter here too.
9730 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9733 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9734 CONST_OK_FOR_LETTER_P. All port-local users changed.
9735 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9736 implement Kp matching power-of-two.
9737 (CONSTRAINT_LEN): Define to match.
9738 * config/cris/cris.md: Replace all use of constraint K with Kc.
9739 ("*btst*): Use Kp for operand 0 of last alternative.
9741 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9744 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9747 2008-07-13 Jan Hubicka <jh@suse.cz>
9749 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9752 2008-07-13 Richard Guenther <rguenther@suse.de>
9755 * langhooks.c (lhd_print_error_function): Deal with recursive
9758 2008-07-12 Jan Hubicka <jh@suse.cz>
9760 * cgraph.c (assembler_name_hash): New static var.
9761 (hash_node_by_assembler_name, eq_assembler_name): New.
9762 (cgraph_node_for_asm): Use hashtable.
9763 (cgraph_remove_node): Maintain hashtable.
9764 (change_decl_assembler_name): Sanity check that names are not changing
9765 after aliasing was processed.
9766 * cgraph.h (varpoon_node): Add next GGC marker.
9767 * tree.c (decl_assembler_name_equal): Constify.
9768 (decl_assembler_name_hash): New.
9769 * tree.h (decl_assembler_name_equal): Constify.
9770 (decl_assembler_name_hash): Update.
9772 2008-07-12 David Daney <ddaney@avtrex.com>
9774 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9777 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9779 * doc/md.texi: Document the MIPS "v" constraint.
9780 * config/mips/mips.h (reg_class): Revert last change.
9781 (REG_CLASS_NAMES): Likewise.
9782 (REG_CLASS_CONTENTS): Likewise.
9783 * config/mips/mips.c (mips_regno_to_class): Likewise.
9784 * config/mips/constraints.md (v): Likewise, but add documentation.
9785 Add a comment to say that this constraint should not be used in
9788 2008-07-11 DJ Delorie <dj@redhat.com>
9790 * config/h8300/h8300.md (length): Fix branch offset limit.
9792 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9794 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9795 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9796 (avr_hard_regno_scratch_ok): New function.
9797 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9798 * config/avr/avr.md (all peepholes that request a scratch register):
9799 Remove avr_peep2_scratch_safe use.
9801 2008-07-11 Tom Tromey <tromey@redhat.com>
9802 Ian Lance Taylor <iant@google.com>
9804 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9805 (struct c_common_resword): Define.
9806 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9807 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9808 (c_common_reswords, num_c_common_reswords): Declare.
9809 * c-common.c (c_common_reswords): New global const array.
9810 (num_c_common_reswords): New const int.
9811 * c-parser.c (struct resword, reswords): Don't define.
9812 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9813 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9814 than reswords. If warning about C++ keywords, give them a special
9816 (c_lex_one_token): Warn about C++ keywords. Call
9817 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9818 (c_parser_external_declaration): Look for RID_xxx rather than
9819 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9820 (c_parser_statement_after_labels): Likewise.
9821 (c_parser_objc_class_instance_variables): Likewise.
9822 (c_parser_objc_class_declaration): Likewise.
9823 (c_parser_objc_try_catch_statement): Likewise.
9824 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9825 (declspecs_add_type): Likewise.
9827 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9829 * ggc-page.c (alloc_page):
9830 Substituting xmalloc, xcalloc with
9831 XNEWVEC and XCNEWVAR macros which add the
9834 2008-07-11 Richard Guenther <rguenther@suse.de>
9836 PR tree-optimization/36765
9837 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9838 aliases from HEAP vars to SMTs.
9840 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9842 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9843 * configure.ac (loose_warn): Move -Wc++-compat from here...
9844 (strict_warn): ...to here.
9845 * configure: Regenerate.
9847 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9849 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9850 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9851 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9852 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9853 excluding more specific h8300-*-* and sh-*-* targets.
9855 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9857 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9859 (execute_pre): Call loop_optimizer_finalize in early exit.
9861 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9864 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9865 uids in the bitmap, not just VAR_DECL uids.
9867 PR rtl-optimization/36419
9868 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9869 (combine_stack_adjustments_for_block): Call it if needed. Delete
9871 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9872 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9873 prologue sp adjustment.
9875 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9878 * opts.c (print_ignored_options): Report postponed diagnostics for
9879 unknown -Wno-* options as warnings, not errors.
9880 (postpone_unknown_option_error): Renamed to...
9881 (postpone_unknown_option_warning): ... this.
9883 2008-07-09 Doug Kwan <dougkwan@google.com>
9886 2008-07-08 Doug Kwan <dougkwan@google.com>
9888 * config/arm/arm.opt (mandroid): New option.
9889 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9890 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9892 (CC1PLUS_SPEC): Same.
9894 (STARTFILE_SPEC): Same.
9895 (ENDFILE_SPEC): Same.
9896 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9899 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9902 * config/mips/mips.h (reg_class): Remove V1_REG.
9903 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9904 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9906 (mips_get_tp): New function.
9907 (mips_legitimize_tls_address): Use it.
9908 * config/mips/constraints.md (v): Delete.
9909 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9910 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9911 After reload, split into a move and ...
9912 (*tls_get_tp_<mode>_split): ...this new instruction.
9914 2008-07-09 David Daney <ddaney@avtrex.com>
9916 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9918 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9920 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9921 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9923 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9924 htab_delete should be called. Don't free c.
9925 (lookup_tmp_var): Create temp_htab lazily.
9926 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9927 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9929 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9930 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9931 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9932 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9933 * tree-sra.c (generate_element_init): Likewise.
9934 * tree-mudflap.c (execute_mudflap_function_ops,
9935 execute_mudflap_function_decls): Likewise.
9936 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9937 * tree-gimple.h (struct gimplify_ctx): New type.
9938 (push_gimplify_context): Adjust prototype.
9940 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9942 * tree-ssa-pre.c (phi_translate_1): Update placement of
9945 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9947 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9948 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9949 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9950 * targhooks.c (default_hard_regno_scratch_ok): New function.
9951 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9952 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9953 * recog.c: Include "target.h".
9954 (peep2_find_free_register): Add check for global regs. Add target
9956 * Makefile.in (recog.o): Depend on target.h.
9958 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9960 * config/sh/sh.c (sh_canonical_va_list_type): New.
9961 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9963 2008-07-09 Raksit Ashok <raksit@google.com>
9965 * doc/invoke.texi (Option Summary): Mention new option
9966 -Wdisallowed-function-list=...
9967 (Warning Options): Document -Wdisallowed-function-list=...
9968 * common.opt (Wdisallowed-function-list=): New flag.
9969 * flags.h (warn_disallowed_functions): External definition of new
9970 boolean warning flag.
9971 (warn_if_disallowed_function_p): Declare new function.
9972 * opts.c (warning_disallowed_functions): New static variable.
9973 (warn_disallowed_functions): New boolean warning flag.
9974 (warn_if_disallowed_function_p): New function.
9975 (add_comma_separated_to_vector): Rename
9976 add_instrument_functions_exclude_list to this.
9977 (common_handle_option): Handle new option. Rename calls to
9978 add_instrument_functions_exclude_list into calls to
9979 add_comma_separated_to_vector.
9980 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9981 based on flag warn_disallowed_functions.
9983 2008-07-09 Christian Bruel <christian.bruel@st.com>
9985 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9986 instead of get_attr_length.
9988 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9990 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9992 * genemit.c (gen_insn): Likewise.
9993 * gengtype.c (note_def_vec): Likewise.
9994 * gengtype.h (note_def_vec): Likewise.
9995 * genoutput.c (struct data, output_insn_data, process_template,
9996 gen_expand, gen_split, note_constraint): Likewise.
9997 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9998 make_insn_sequence): Likewise.
9999 * gensupport.c (record_insn_name): Likewise.
10001 2008-07-08 Doug Kwan <dougkwan@google.com>
10003 * config/arm/arm.opt (mandroid): New option.
10004 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10005 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10007 (CC1PLUS_SPEC): Same.
10009 (STARTFILE_SPEC): Same.
10010 (ENDFILE_SPEC): Same.
10011 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10014 2008-07-08 Raksit Ashok <raksit@google.com>
10016 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10017 (set_storage_via_setmem): Fix expected_align parameter.
10018 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10019 missing from the list.
10020 * doc/md.texi (movmem): Explicitly state that expected alignment is
10021 to be expressed in bytes.
10022 (setmem): Explicitly state that expected alignment is to be expressed
10025 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10027 * reload.c (find_reloads_subreg_address): Do not require validity
10028 of address in original mode before reloading address.
10030 2008-07-07 Tianwei Sheng <tianweis@google.com>
10032 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10033 bounds array access.
10035 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10037 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10039 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10041 Fix PR tree-optimization/23455
10042 Fix PR tree-optimization/35286
10043 Fix PR tree-optimization/35287
10044 * Makefile.in (OBJS-common): Remove tree-vn.o.
10045 (tree-vn.o): Remove.
10046 * dbgcnt.def: Add treepre_insert debug counter.
10047 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10048 (debug_value_expressions): Ditto.
10049 (print_value_expressions): Ditto.
10050 * tree-pretty-print.c (dump_generic_node): Updated for
10051 VALUE_HANDLE removal.
10052 * tree-ssa-dom.c (record_equality): Ditto.
10053 (cprop_operand): Ditto.
10054 (lookup_avail_expr): Ditto.
10055 * tree-ssa-threadedge.c
10056 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10057 (simplify_control_stmt_condition): Ditto.
10058 * tree.c (tree_code_size): Ditto.
10059 (tree_node_structure): Ditto.
10060 (iterative_hash_expr): Ditto.
10062 * tree.h (VALUE_HANDLE_ID): Ditto.
10063 (VALUE_HANDLE_EXPR_SET): Ditto.
10064 (struct tree_value_handle): Ditto.
10065 (union tree_node): Ditto.
10066 * treestruct.def: Ditto.
10067 * tree-vn.c: Removed.
10068 * tree-ssa-pre.c: Rewritten entirely.
10069 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10070 (constant_value_ids): Ditto.
10071 (vn_nary_op_t): Moved to header.
10073 (vn_reference_op_t): Ditto
10074 (vn_reference_t): Ditto.
10075 (next_value_id): New variable.
10076 (VN_INFO): Add an assert.
10077 (vn_constant_eq): New function.
10078 (vn_constant_hash): Ditto.
10079 (get_or_alloc_constant_value_id): Ditto.
10080 (value_id_constant_p): Ditto.
10081 (vn_reference_compute_hash): De-staticify.
10082 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10083 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10084 (valueize_refs): Update opcode if it changes from ssa name to constant.
10085 (vn_reference_lookup_1): Add new argument.
10086 (vn_reference_lookup): Ditto.
10087 (vn_reference_lookup_pieces): New function.
10088 (vn_reference_insert): Add return type. Modify to deal with value ids.
10089 (vn_reference_insert_pieces): New function.
10090 (vn_nary_op_compute_hash): De-staticify.
10091 (vn_nary_op_eq): Ditto.
10092 (vn_nary_op_lookup_pieces): New function.
10093 (vn_nary_op_lookup): Add new argument.
10094 (vn_nary_op_insert_pieces): New function.
10095 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10096 (vn_phi_insert): Ditto.
10097 (visit_unary_op): Update for callee changes.
10098 (visit_binary_op): Ditto.
10099 (visit_reference_op_load): Ditto.
10100 (visit_reference_op_store): Ditto.
10101 (init_scc_vn): Init next_value_id, constant_to_value_id and
10102 constant_value_ids.
10103 (free_scc_vn): Free them.
10104 (set_hashtable_value_ids): New function.
10105 (run_scc_vn): Use it.
10106 (get_max_value_id): New function.
10107 (get_next_value_id): Ditto.
10108 (expressions_equal_p): Moved from tree-vn.c
10109 (sort_vuses): Ditto.
10110 (sort_vuses_heap): Ditto.
10111 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10113 * tree.c (iterative_hash_hashval_t): Made non-static
10114 * tree.h (iterative_hash_hashval_t): Declare it.
10116 2008-07-08 Martin Jambor <mjambor@suse.cz>
10118 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10119 instead of ipa_create_node_params.
10120 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10121 ipa_check_create_edge_args, free them with
10122 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10124 * ipa-prop.c: Include flags.h and tree-inline.h.
10125 (ipa_node_params_vector): New variable.
10126 (ipa_edge_args_vector): New variable.
10127 (edge_removal_hook_holder): New variable.
10128 (node_removal_hook_holder): New variable.
10129 (edge_duplication_hook_holder): New variable.
10130 (node_duplication_hook_holder): New variable.
10131 (ipa_detect_param_modifications): Check for presence of modified flags.
10132 (ipa_compute_jump_functions): Check for presence of jump functions.
10133 (ipa_free_edge_args_substructures): New function.
10134 (ipa_create_node_params): Removed.
10135 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10136 (ipa_free_node_params_substructures): New function.
10137 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10139 (ipa_edge_removal_hook): New function.
10140 (ipa_node_removal_hook): New function.
10141 (duplicate_array): New function.
10142 (ipa_edge_duplication_hook): New function.
10143 (ipa_node_duplication_hook): New function.
10144 (ipa_register_cgraph_hooks): New function.
10145 (ipa_unregister_cgraph_hooks): New function.
10146 (free_all_ipa_structures_after_ipa_cp): New function.
10148 * ipa-prop.h: Include vec.h.
10149 (ipa_node_params_t): New typedef with vector types for it.
10150 (ipa_edge_args_t): New typedef with vector types for it.
10151 (IPA_NODE_REF): Changed to access an on-the-side vector.
10152 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10153 (ipa_check_create_node_params): New function.
10154 (ipa_check_create_edge_args): New function.
10156 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10159 2008-07-07 Tom Tromey <tromey@redhat.com>
10161 * configure, config.in: Rebuilt.
10162 * configure.ac: Don't check for scandir or alphasort.
10164 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10166 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10167 types immediately after creating them.
10169 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10171 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10173 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10175 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10176 dump_constraint_graph.
10177 (dump_constraint_edge): New function.
10178 (dump_constraint_graph): New function.
10179 (debug_constraint_graph): New function.
10180 (dump_constraint): Removed useless comparison.
10181 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10182 (dump_constraint_graph): Declare.
10183 (debug_constraint_graph): Declare.
10184 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10186 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10188 * config/i386/i386.c (is_va_list_char_pointer): New.
10189 (ix86_va_start): Replace compare with ms_va_list_type_node
10190 by is_va_list_char_pointer.
10191 (ix86_gimplify_va_arg): Likewise.
10193 2008-07-07 Martin Jambor <mjambor@suse.cz>
10195 * cgraph.c (cgraph_edge_max_uid): New variable.
10196 (struct cgraph_edge_hook_list): New type.
10197 (struct cgraph_node_hook_list): New type.
10198 (struct cgraph_2edge_hook_list): New type.
10199 (struct cgraph_2node_hook_list): New type.
10200 (first_cgraph_edge_removal_hook): New variable.
10201 (first_cgraph_node_removal_hook): New variable.
10202 (first_cgraph_edge_duplicated_hook): New variable.
10203 (first_cgraph_node_duplicated_hook): New variable.
10204 (cgraph_add_edge_removal_hook): New function.
10205 (cgraph_remove_edge_removal_hook): New function.
10206 (cgraph_call_edge_removal_hooks): New function.
10207 (cgraph_add_node_removal_hook): New function.
10208 (cgraph_remove_node_removal_hook): New function.
10209 (cgraph_call_node_removal_hooks): New function.
10210 (cgraph_add_edge_duplication_hook): New function.
10211 (cgraph_remove_edge_duplication_hook): New function.
10212 (cgraph_call_edge_duplication_hooks): New function.
10213 (cgraph_add_node_duplication_hook): New function.
10214 (cgraph_remove_node_duplication_hook): New function.
10215 (cgraph_call_node_duplication_hooks): New function.
10216 (cgraph_create_edge): Assign to edge uid.
10217 (cgraph_remove_edge): Call edge removal hooks.
10218 (cgraph_node_remove_callees): Call edge removal hooks.
10219 (cgraph_node_remove_callers): Call edge removal hooks.
10220 (cgraph_remove_node): Call node removal hooks.
10221 (cgraph_clone_edge): Call edge duplication hooks.
10222 (cgraph_clone_node): Call node duplication hooks.
10224 * cgraph.h (cgraph_edge): New field uid.
10225 (cgraph_edge_hook): New type.
10226 (cgraph_node_hook): New type.
10227 (cgraph_2edge_hook): New type.
10228 (cgraph_2node_hook): New type.
10230 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10232 * config.in: Regenerate.
10234 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10236 * gcc.c (print_sysroot): New.
10237 (option_map, display_help, process_command): Handle the
10238 -print-sysroot option.
10239 (main): Print the sysroot if requested.
10240 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10242 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10245 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10247 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10249 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10250 (assign_parm_setup_block_p): Also check mode of entry_parm.
10252 2008-07-07 Richard Guenther <rguenther@suse.de>
10254 * tree-ssa-structalias.h (set_used_smts): Remove.
10255 * tree-ssa-structalias.c (used_smts): Likewise.
10256 (set_used_smts): Likewise.
10257 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10258 call to set_used_smts.
10260 2008-07-07 Richard Guenther <rguenther@suse.de>
10262 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10263 (new_var_info): Set it to false.
10264 (solution_set_add): Correctly handle pointers outside a var and
10266 (type_safe): Treat variables with is_full_var properly.
10267 (do_sd_constraint): Likewise.
10268 (do_ds_constraint): Likewise.
10269 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10270 (get_constraint_for_ptr_offset): New function.
10271 (get_constraint_for_component_ref): For addresses at least include
10272 the last field of the variable. Handle is_full_vars properly.
10273 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10274 (handle_ptr_arith): Remove.
10275 (find_func_aliases): Simplify assignment handling.
10276 (create_function_info_for): For parameter and result varinfos set
10278 (create_variable_info_for): Set is_full_var flag whenever we
10279 just created a single varinfo for a decl.
10280 (init_alias_vars): Initialize use_field_sensitive from
10281 max-fields-for-field-sensitive parameter.
10283 2008-07-07 Richard Guenther <rguenther@suse.de>
10285 PR tree-optimization/36713
10286 * tree-flow-inline.h (is_call_used): New function.
10287 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10288 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10289 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10291 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10293 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10295 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10297 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10299 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10300 Nathan Sidwell <nathan@codesourcery.com>
10302 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10303 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10305 * config/m68k/t-linux: New.
10306 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10309 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10311 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10312 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10315 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10317 * gcc.c (execute): Fix -Wc++-compat warning.
10319 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10322 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10323 constant for little endian.
10325 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10327 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10328 mips_base_mips16 instead of TARGET_MIPS16.
10329 (mips_base_mips16): Declare.
10330 * config/mips/mips.c (mips_base_mips16): Make global.
10331 (was_mips16_p): Remove GTY marker.
10332 (was_mips16_pch_p): New variable.
10333 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10334 (mips_override_options): Force to non-MIPS16 mode initially.
10335 Do not complain about MIPS16 PIC incompatibilities here.
10336 Only allow -mgpopt if -mexplicit-relocs is in force for
10339 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10341 * configure.ac: Check for caddr_t, define to char * if not defined.
10342 * configure: Regenerate.
10343 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10344 (mmap_gt_pch_use_address): Likewise.
10345 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10347 2008-07-06 Richard Guenther <rguenther@suse.de>
10349 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10350 (new_var_info): Deal with it.
10351 (solution_set_add): Likewise.
10352 (bitpos_of_field): Make signed, fix.
10353 (struct fieldoff): Remove type and decl fields. Make size field
10354 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10356 (fieldoff_compare): Deal with it.
10357 (push_fields_onto_fieldstack): Remove has_union argument, glob
10358 adjacent non-pointer fields together.
10359 (create_function_info_for): Do not set has_union.
10360 (create_variable_info_for): Simplify.
10362 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10364 * config.gcc (extra_headers): Add cross-stdarg.h for target
10365 x86_64-*-* and i?86-*-*.
10366 * config/i386/cross-stdarg.h: New.
10367 * builtins.c (std_fn_abi_va_list): New.
10368 (std_canonical_va_list_type): New.
10369 (stabilize_va_list): Replace va_list_type_node use by
10370 mtarget.canonical_va_list_type.
10371 (gimplify_va_arg_expr): Likewise.
10372 (expand_builtin_va_copy): Replace va_list_type_node use by
10373 mtarget.fn_abi_va_list.
10374 * tree-sra.c (is_va_list_type): New helper.
10375 (decl_can_be_decomposed_p): Replace
10376 va_list_type_node use by is_va_list_type.
10377 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10378 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10379 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10380 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10381 (ix86_enum_va_list): New.
10382 * config/i386/i386.c (sysv_va_list_type_node): New.
10383 (ms_va_list_type_node): New.
10384 (ix86_function_type_abi): Remove sorry.
10385 (ix86_build_builtin_va_list_abi): New.
10386 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10387 for 64-bit targets.
10388 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10389 (ix86_init_builtins_va_builtins_abi): New.
10390 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10391 for 64-bit targets.
10392 (ix86_handle_abi_attribute): New.
10393 (attribute_spec): Add sysv_abi and ms_abi.
10394 (ix86_fn_abi_va_list): New.
10395 (ix86_canonical_va_list_type): New.
10396 (ix86_enum_va_list): New.
10397 (TARGET_FN_ABI_VA_LIST): New.
10398 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10399 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10400 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10401 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10402 (TARGET_ENUM_VA_LIST): New.
10403 * expr.h (std_fn_abi_va_list): New.
10404 (std_canonical_va_list_type): New.
10405 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10406 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10407 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10408 TARGET_CANONICAL_VA_LIST_TYPE.
10409 * target.h (struct gcc_target): Add fn_abi_va_list hook
10410 and canonical_va_list_type hook.
10412 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10414 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10415 integral and pointer types.
10417 2008-07-04 Roger Sayle <roger@eyesopen.com>
10419 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10420 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10422 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10425 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10427 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10429 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10430 build_gimple_modify_stmt.
10431 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10432 gimple operand. Use fold_build* instead of build*.
10434 2008-07-04 Richard Guenther <rguenther@suse.de>
10436 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10437 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10438 properly to compute the reachability set if we do field-sensitive PTA.
10439 * invoke.texi (max-fields-for-field-sensitive): Document default.
10440 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10441 100 for optimize >= 2.
10443 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10445 * ggc-zone.c (lookup_page_table_if_allocated,
10446 set_page_table_entry, zone_find_object_size, alloc_small_page,
10447 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10448 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10449 -Wc++-compat and/or -Wcast-qual warnings.
10451 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10454 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10455 pic_offset_table_rtx to be marked as used here.
10456 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10457 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10458 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10459 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10460 !TARGET_SECURE_PLT.
10462 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10464 * alloc-pool.c (hash_descriptor, eq_descriptor,
10465 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10466 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10468 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10469 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10470 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10471 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10474 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10476 * tree-flow.h (loop_only_exit_p): Declare.
10477 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10478 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10479 the number of iterations if it is constant. Otherwise, if this is the
10480 only possible exit of the loop, use the conservative estimate on the
10481 number of iterations of the entire loop if available.
10483 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10485 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10486 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10487 Add synchronization functions.
10488 * config/sync.c: New file.
10489 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10490 (LIBGCC_SYNC_CFLAGS): Likewise.
10492 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10495 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10496 (*pushtf_sse): New insn pattern.
10497 (pushtf splitters): New splitters.
10499 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10501 PR middle-end/35736
10502 * predict.c (build_predict_expr): Use void_type_node for the tree
10503 type, instead of NULL_TREE.
10505 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10507 * config/i386/i386.c (contains_aligned_value_p): Return true
10509 (ix86_data_alignment): Align TCmode to 128bits.
10510 (ix86_local_alignment): Likewise.
10512 2008-07-03 Andrew Haley <aph@redhat.com>
10515 * vec.h (VEC_TA): New.
10516 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10517 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10518 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10519 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10520 (C_COMMON_FIXED_TYPES): Remove first arg.
10521 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10522 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10523 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10524 not to use empty macro arguments.
10526 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10528 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10529 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10530 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10531 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10532 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10533 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10534 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10535 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10536 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10537 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10538 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10539 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10540 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10541 config/rs6000/e500crtres64gpr.asm,
10542 config/rs6000/e500crtres64gprctr.asm,
10543 config/rs6000/e500crtrest32gpr.asm,
10544 config/rs6000/e500crtrest64gpr.asm,
10545 config/rs6000/e500crtresx32gpr.asm,
10546 config/rs6000/e500crtresx64gpr.asm,
10547 config/rs6000/e500crtsav32gpr.asm,
10548 config/rs6000/e500crtsav64gpr.asm,
10549 config/rs6000/e500crtsav64gprctr.asm,
10550 config/rs6000/e500crtsavg32gpr.asm,
10551 config/rs6000/e500crtsavg64gpr.asm,
10552 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10553 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10554 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10555 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10556 config/sparc/sol2-cn.asm: Remove .file directives.
10558 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10560 * resource.c (mark_referenced_resources): Look inside
10561 UNSPEC_VOLATILEs and ASM_INPUTs.
10563 2008-07-02 Ian Lance Taylor <iant@google.com>
10565 * rtlanal.c (add_reg_note): New function.
10566 * rtl.h (add_reg_note): Declare.
10567 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10568 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10569 * builtins.c (expand_builtin_longjmp): Likewise.
10570 (expand_builtin_nonlocal_goto): Likewise.
10571 * calls.c (emit_call_1, expand_call): Likewise.
10572 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10573 * cfglayout.c (fixup_reorder_chain): Likewise.
10574 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10575 (commit_one_edge_insertion): Likewise.
10576 * combine.c (move_deaths, distribute_notes): Likewise.
10577 * df-problems.c (df_set_note): Likewise.
10578 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10579 (set_unique_reg_note): Likewise.
10580 (emit_copy_of_insn_after): Likewise.
10581 * expr.c (expand_expr_real): Likewise.
10582 * gcse.c (add_label_notes): Likewise.
10583 * haifa-sched.c (create_check_block_twin): Likewise.
10584 * jump.c (mark_jump_label_1): Likewise.
10585 * loop-doloop.c (add_test, doloop_modify): Likewise.
10586 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10587 * lower-subreg.c (move_eh_region_note): Likewise.
10588 * optabs.c (emit_libcall_block): Likewise.
10589 * predict.c (predict_insn): Likewise.
10590 (combine_predictions_for_insn): Likewise.
10591 * recog.c (peephole2_optimize): Likewise.
10592 * regmove.c (try_auto_increment): Likewise.
10593 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10594 * reload.c (find_reloads): Likewise.
10595 * reload1.c (fixup_eh_region_note): Likewise.
10596 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10597 * reorg.c (delete_prior_computation): Likewise.
10598 (delete_computation, dbr_schedule): Likewise.
10599 * config/pa/pa.c (legitimize_pic_address): Likewise.
10600 * config/sh/sh.c (sh_reorg): Likewise.
10602 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10605 * config/libgcc-glibc.ver: Add %exclude.
10606 * config/m32r/libgcc-glibc.ver: Likwise.
10607 * config/s390/libgcc-glibc.ver: Likwise.
10608 * config/sh/libgcc-glibc.ver: Likwise.
10609 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10611 * config/i386/libgcc-glibc.ver: New.
10613 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10615 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10617 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10618 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10619 i[34567]86-*-linux*, x86_64-*-linux*. Add
10620 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10621 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10622 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10623 i[34567]86-*-linux*, x86_64-*-linux*.
10625 * libgcc-std.ver: Add empty GCC_4.4.0.
10627 * mkmap-symver.awk: Support multiple versions per symbol.
10629 * config/i386/i386.c (ix86_init_builtins): Always define
10630 __builtin_fabsq and __builtin_copysignq with fallbacks.
10631 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10632 and __builtin_copysignq if SSE2 isn't available.
10634 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10635 (LIBGCC2_TF_CEXT): Likwise.
10636 (TF_SIZE): Likwise.
10638 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10640 * config/i386/sfp-machine.h: Moved to libgcc.
10642 * config/i386/sfp-machine.h: New.
10643 * config/i386/t-linux: Likwise.
10645 * config/i386/t-darwin: Remove softfp_wrap_start and
10647 * config/i386/t-darwin64: Likewise.
10649 * config/i386/t-fprules-softfp64: Renamed to ...
10650 * config/i386/t-fprules-softfp: This.
10652 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10653 and softfp_wrap_end.
10655 2008-07-02 Jason Merrill <jason@redhat.com>
10657 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10659 * tree.c (ctor_to_list): New fn.
10660 * tree.h: Declare it.
10661 (CONSTRUCTOR_ELT): New macro.
10662 (CONSTRUCTOR_NELTS): New macro.
10664 2008-07-02 Richard Guenther <rguenther@suse.de>
10666 * tree-ssa-structalias.c (struct variable_info): Reorder
10667 to fill padding on 64bit hosts. Make collapsed_to an int.
10668 (get_varinfo_fc): Deal with that.
10669 (new_var_info): Likewise.
10670 (collapse_rest_of_var): Likewise.
10672 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10674 * doc/install.texi (--enable-java-home): Document.
10675 (--enable-aot-compile-rpm): Likewise.
10676 (--with-arch-directory): Likewise.
10677 (--with-os-directory): Likewise.
10678 (--with-origin-name): Likewise.
10679 (--with-arch-suffix): Likewise.
10680 (--with-jvm-root-dir): Likewise.
10681 (--with-jvm-jar-dir): Likewise.
10682 (--with-python-dir): Likewise.
10684 2008-07-02 Richard Guenther <rguenther@suse.de>
10686 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10687 from decls explicitly. Merge operand checking from tuples.
10689 2008-07-02 Martin Jambor <mjambor@suse.cz>
10691 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10693 2008-07-02 Martin Jambor <mjambor@suse.cz>
10695 * tree-switch-conversion.c: Included timevar.h
10696 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10698 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10700 2008-07-02 Martin Jambor <mjambor@suse.cz>
10702 * tree-switch-conversion.c: Corrected various comments and
10704 (build_constructors): Fixed minor formatting mistakes.
10706 * invoke.texi (Optimize Options): Corrected the
10707 switch-conversion-max-branch-ratio parameter.
10709 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10711 * final.c (asm_insn_count): Return zero for an empty asm body.
10713 2008-07-02 Richard Guenther <rguenther@suse.de>
10715 * bitmap.h (bitmap_set_bit): Return bool.
10716 (bitmap_clear_bit): Likewise.
10717 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10718 write to the bitmap if it would.
10719 (bitmap_clear_bit): Likewise.
10720 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10721 bitmap_set_bit return value.
10722 (add_pred_graph_edge): Likewise.
10723 (add_graph_edge): Likewise.
10724 (do_sd_constraint): Likewise.
10725 (do_ds_constraint): Likewise.
10727 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10729 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10730 Fix -Wc++-compat and/or -Wcast-qual warnings.
10731 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10732 gen_regparm_prefix): Likewise.
10733 * vmsdbgout.c (write_modbeg, lookup_filename,
10734 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10736 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10738 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10739 defaults.h definition apply.
10741 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10743 * function.c (assign_parm_remove_parallels): New.
10744 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10746 (assign_parm_setup_block): Do not handle them.
10747 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10748 assign_parm_remove_parallels.
10750 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10752 * c-typeck.c (convert_for_assignment): Use
10753 vector_targets_convertible_p.
10754 * c-common.c (vector_targets_convertible_p): New.
10755 * c-common.h (vector_targets_convertible_p): New prototype.
10756 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10757 opaque_p_V2SI_type_node.
10759 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10761 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10764 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10766 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10767 TFmode constants via two element DImode vector for hosts with
10768 HOST_BITS_PER_WIDE_INT < 64.
10769 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10770 also for HOST_BITS_PER_WIDE_INT < 64.
10772 2008-07-01 Richard Guenther <rguenther@suse.de>
10774 PR tree-optimization/36666
10775 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10776 (get_constraint_exp_from_ssa_var): Split into ...
10777 (get_constraint_exp_for_temp): ... this ...
10778 (get_constraint_for_ssa_var): ... and that.
10779 Return constraint expressions for all touched sub-fields
10780 if the results address is not taken.
10781 (process_constraint): Remove assertion that aggregate
10782 assignments do not happen at this place.
10783 (get_constraint_for_component_ref): Add address_p argument.
10784 Return constraint expressions for all touched sub-fields
10785 if the results address is not taken.
10786 (do_deref): Use get_constraint_exp_for_temp.
10787 (get_constraint_for_1): Rename from ...
10788 (get_constraint_for): ... this. Add the old function as wrapper.
10789 (do_structure_copy): Use get_constraint_for_1.
10791 2008-07-01 Martin Jambor <mjambor@suse.cz>
10793 * Makefile.in (tree-switch-conversion.o): Add.
10794 (OBJS-common): Add tree-swtch-conversion.o.
10795 * passes.c (init_optimization_passes): Add pass_convert_switch.
10796 * tree-pass.h: (pass_convert_switch): Add.
10797 * tree-switch-conversion.c: New file.
10798 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10799 * common.opt (ftree-cswtch): New option.
10800 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10801 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10802 * opts.c (decode_options): Set flag_tree_switch_conversion when
10803 optimization level is >= 2.
10804 * doc/invoke.texi (Optimize Options): Added description of
10805 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10807 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10809 * config/darwin-driver.c (darwin_default_min_version): Fix
10810 -Wc++-compat warnings.
10812 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10814 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10817 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10819 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10821 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10823 PR rtl-optimization/34744
10824 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10825 (df_scan_free_internal): Free data structures not
10826 allocated in storage pools.
10827 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10828 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10829 df_scan_free_mws_vec.
10830 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10833 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10835 * config/i386/i386.c (contains_aligned_value_p): Return true
10837 (ix86_function_arg_boundary): Return its natural boundary
10839 (return_in_memory_32): Don't check TDmode.
10840 (ix86_split_to_parts): Support splitting into 4 parts and
10841 support TFmode for 32bit target.
10842 (ix86_split_long_move): Support splitting into 4 parts.
10843 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10845 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10846 (ix86_init_builtins): Here.
10847 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10848 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10849 'q' and 'w', respectively.
10851 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10853 (movtf_internal): Likewise.
10854 (<code>tf2): Likewise.
10855 (*absnegtf2_sse): Likewise.
10856 (copysign<mode>3): Likewise.
10857 (copysign<mode>3_const): Likewise.
10858 (copysign<mode>3_var): Likewise.
10859 (define_split UNSPEC_COPYSIGN): Likewise.
10860 * config/i386/sse.md (*nandtf3): Likewise.
10861 (<code>tf3): Likewise.
10862 (*<code>tf3): Likewise.
10864 2008-06-30 Joey Ye <joey.ye@intel.com>
10865 H.J. Lu <hongjiu.lu@intel.com>
10867 * global.c (compute_regsets): Set frame_pointer_needed here.
10868 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10870 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10872 * doc/install.texi (specific): Expand Windows build notes.
10874 2008-06-30 Ira Rosen <irar@il.ibm.com>
10876 PR tree-optimization/36648
10877 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10878 number of prolog iterations by step. Fix the comment.
10880 2008-06-30 Richard Guenther <rguenther@suse.de>
10882 PR middle-end/36671
10883 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10884 handle calls from ECF_MALLOC functions.
10885 (handle_pure_call): ECF_MALLOC functions do not return
10887 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10889 2008-06-29 Andreas Schwab <schwab@suse.de>
10891 * config/m68k/m68k.c (print_operand): Always print a float
10893 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10894 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10897 * config/rs6000/x-linux64: Remove never used file.
10899 2008-06-29 Richard Guenther <rguenther@suse.de>
10901 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10903 (struct alias_info): Move ...
10904 * tree-ssa-alias.c: ... here.
10905 (update_alias_info): Declare.
10906 (compute_may_aliases): Call it.
10907 (update_alias_info): New function.
10908 * tree-ssa-structalias.c (update_alias_info): Move ...
10909 * tree-ssa-alias.c (update_alias_info_1): ... here.
10910 * tree-ssa-structalias.c (process_constraint_1): Remove
10911 unused from_call argument. Rename to ...
10912 (process_constraint): ... this. Delete old wrapper.
10913 (make_constraint_to): Adjust callers.
10914 (handle_const_call): Likewise.
10915 (handle_pure_call): Likewise.
10916 (init_base_vars): Likewise.
10917 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10918 (find_func_aliases): We don't need structure copies for
10920 (make_constraint_from_anything): Remove.
10921 (create_variable_info_for): For globals make constraints
10922 from escaped, not from anything.
10923 (compute_points_to_sets): Do not call update_alias_info.
10924 (ipa_pta_execute): Use make_constraint_from.
10926 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10928 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10929 (bitmap.o-warn, dominance.o-warn): New.
10930 * configure.ac (cxx_compat_warn): Delete.
10931 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10932 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10934 * configure: Regenerate.
10936 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10939 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10941 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10942 * df-scan.c (df_notes_rescan): Likewise.
10943 * ggc-page.c (set_page_table_entry): Likewise.
10944 * intl.c (gcc_gettext_width): Likewise.
10945 * varasm.c (get_unnamed_section, get_noswitch_section,
10946 get_section): Likewise.
10948 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10950 * regrename.c (build_def_use): Don't copy RTX.
10952 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10954 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10955 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10956 punctuation. Use @ref instead of @xref.
10957 (Function Names): Remove stray @display/@end display.
10958 (C++ Attributes): Use @ref instead of @xref.
10959 (Deprecated Features): Fix punctuation around @xref.
10960 (Backwards Compatibility): Likewise.
10961 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10963 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10965 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10966 constants for E500 double.
10968 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10970 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10971 element type of const_vector.
10973 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10975 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10976 Remove FLAGS_REG clobber from expander pattern.
10977 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10978 (anddi3, andsi3, andhi3, andqi3): Ditto.
10979 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10980 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10981 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10982 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10983 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10984 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10985 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10986 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10988 2008-06-28 Richard Guenther <rguenther@suse.de>
10990 * tree-ssa-structalias.c (callused_id, var_callused,
10991 callused_tree): Add.
10992 (handle_pure_call): New function.
10993 (find_func_aliases): Call it.
10994 (find_what_p_points_to): Handle the call-used set.
10995 (clobber_what_escaped): Likewise.
10996 (compute_call_used_vars): New function.
10997 (init_base_vars): Init the call-used variable.
10998 (do_sd_constraint): Do not propagate the solution from CALLUSED
10999 but use CALLUSED as a placeholder.
11000 (solve_graph): Likewise.
11001 * tree-flow-inline.h (gimple_call_used_vars): New function.
11002 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11003 (compute_call_used_vars): Declare.
11004 * tree-ssa-alias.c (set_initial_properties): Call
11005 compute_call_used_vars.
11006 (reset_alias_info): Clear call-used variables.
11007 (add_call_clobber_ops): Assert we are not called for const/pure
11008 functions. Remove handling of them.
11009 (add_call_read_ops): Handle pure functions by adding the
11010 call-used set of variables as VUSEs.
11011 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11012 (delete_tree_ssa): Free it.
11013 * tree-dfa.c (remove_referenced_var): Clear the var from the
11016 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11018 * tree.c (build_varargs_function_type_list): New.
11019 (build_function_type_list_1): New.
11020 (build_function_type_list): Use build_function_type_list_1.
11021 * tree.h (build_varargs_function_type_list): New.
11023 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11026 * config/spu/spu.c (spu_builtin_splats): Do not generate
11027 invalid CONST_VECTOR expressions.
11028 (spu_expand_vector_init): Likewise.
11030 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11032 * optabs.c (libfunc_decls): New variable.
11033 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11034 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11035 for the same function twice.
11037 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11039 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11040 ix86_expand_binary_operator directly.
11041 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11043 (*ashrti3_1): Ditto.
11044 (*lshrti3_1): Ditto.
11045 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11046 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11047 using only one splitter. Conditionaly execute splitter before or
11048 after peephole2 pass.
11049 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11050 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11051 Use only one alternative in asm template.
11052 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11054 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11055 "J" operand constraint for operand 2.
11056 (*ashldi3_cconly_rex64): Ditto.
11057 (*ashrdi3_cmp_rex64): Ditto.
11058 (*ashrdi3_cconly_rex64): Ditto.
11059 (*lshrdi3_cmp_rex64): Ditto.
11060 (*lshrdi3_cconly_rex64): Ditto.
11061 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11062 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11063 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11066 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11068 * gimplify.c (omp_is_private): Don't return true if decl is not
11069 already private on #pragma omp for or #pragma omp parallel for.
11072 * tree-cfg.c (struct move_stmt_d): Replace block field with
11073 orig_block and new_block fields.
11074 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11075 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11076 (move_block_to_fn): Replace vars_map and new_label_map arguments
11077 with struct move_stmt_d pointer.
11078 (replace_block_vars_by_duplicates): New function.
11079 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11080 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11081 all subblocks of ORIG_BLOCK to the new function. Call
11082 replace_block_vars_by_duplicates.
11083 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11084 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11085 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11086 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11087 (expand_omp): Temporarily set input_location to the location of
11088 region's controlling stmt.
11089 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11090 BIND_EXPR, push ctx->block_vars and gimplification vars into
11091 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11092 into dest function.
11093 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11094 there are any BLOCK_VARS.
11095 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11096 OMP_PARALLEL or OMP_TASK stmt.
11097 (lower_omp): Save and restore input_location around the lower_omp_1
11100 2008-06-27 Richard Guenther <rguenther@suse.de>
11102 PR tree-optimization/36400
11103 PR tree-optimization/36373
11104 PR tree-optimization/36344
11105 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11106 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11107 (update_alias_info): Remove call clobbering code.
11108 (make_constraint_to): New helper function.
11109 (make_escape_constraint): Likewise.
11110 (handle_rhs_call): Use it on all pointer containing arguments.
11111 Also mark the static chain escaped.
11112 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11113 instead of ANYTHING.
11114 (make_constraint_from): New helper split out from ...
11115 (make_constraint_from_anything): ... here.
11116 (find_func_aliases): Add constraints for escape sites.
11117 (intra_create_variable_infos): Make constraints from NONLOCAL
11119 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11121 (clobber_what_p_points_to): Remove.
11122 (clobber_what_escaped): New function.
11123 (init_base_vars): Init NONLOCAL and ESCAPED.
11124 (do_sd_constraint): Do not propagate the solution from ESCAPED
11125 but use ESCAPED as a placeholder.
11126 (solve_graph): Likewise.
11127 * tree-flow.h (clobber_what_p_points_to): Remove.
11128 (clobber_what_escaped): Declare.
11129 * tree-ssa-alias.c (set_initial_properties): Call it.
11130 Remove code clobbering escaped pointers.
11132 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11134 * function.c (allocate_struct_function): Only allocate a unique
11135 funcdef_no if the decl is nonzero.
11137 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11139 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11140 * config/mips/mips.c (mips_split_const_insns): New function.
11141 * config/mips/mips.md (move_type): New attribute.
11142 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11143 (dword_mode): New attribute.
11144 (type): Avoid long line. Map "move_type"s to "type"s,
11145 choosing "multi" for doubleword moves if appropriate.
11146 Swap MTC/MFC comments to match their declaration order.
11147 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11148 "type" is "branch" or "jal" is "direct".
11149 (length): Handle "extended_mips16" first. Make the default
11150 "0" for "ghost" instructions. Set the length from "move_type".
11151 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11152 of "type", with "sll0" for the register alternative. Remove the
11153 "extended_mips16" attribute.
11154 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11155 of "type", with "shift_shift" for the register alternative.
11156 Remove the "length" attribute.
11157 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11158 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11159 of "type", with "andi" for the register alternative.
11160 (*zero_extendqihi2): Likewise.
11161 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11162 of "andi" instead of a "type" of "arith".
11163 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11165 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11166 (mov_<store>r, *mov<mode>_ra): Likewise.
11167 (extendsidi2): Use "move_type" instead of "type", with "move"
11168 for the register alternative.
11169 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11170 of "type", with "signext" for the register alternative.
11171 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11172 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11173 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11174 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11175 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11176 (unnamed branch insn): Likewise.
11177 (*movdi_gp32_fp64): Fold into...
11178 (*movdi_32bit): ...here.
11179 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11180 (*movdf_hardfloat): ...this new pattern.
11181 (*movdf_softfloat): Remove redundant FPR alternatives.
11182 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11183 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11184 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11185 the "move" attribute.
11186 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11187 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11188 and "store" for COP loads and stores.
11189 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11190 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11191 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11192 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11193 (*movtf_mips16, *movv2sf): Likewise.
11194 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11195 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11196 (mfhc1<mode>): Use "move_type" instead of "move".
11197 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11198 (loadgp_blockage): Remove the "length" attribute.
11199 (blockage, set_got_version, update_got_version): Likewise.
11200 (call_internal): Remove the "extended_mips16" attribute.
11201 (call_value_internal, call_value_multiple_internal): Likewise.
11202 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11204 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11205 the "length" attribute.
11207 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11209 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11210 -Wcast-qual warnings.
11211 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11212 handle_pragma_pop_macro): Likewise.
11213 * collect2.c (resolve_lib_name): Likewise.
11214 * config/arc/arc.c (arc_init): Likewise.
11215 * config/arm/arm.c (neon_builtin_compare,
11216 locate_neon_builtin_icode): Likewise.
11217 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11218 * config/bfin/bfin.c (bfin_init_machine_status,
11219 bfin_optimize_loop): Likewise.
11220 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11221 * config/cris/cris.c (cris_init_expanders): Likewise.
11222 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11223 * config/darwin.c (machopic_indirection_eq,
11224 machopic_indirection_name, machopic_output_indirection): Likewise.
11225 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11226 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11227 frv_optimize_membar): Likewise.
11228 * config/i386/cygwin.h (mingw_scan,
11229 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11230 * config/i386/cygwin1.c (mingw_scan): Likewise.
11231 * config/i386/i386.c (machopic_output_stub): Likewise.
11232 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11233 i386_pe_unique_section): Likewise.
11234 * config/ia64/ia64.c (ia64_init_machine_status,
11235 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11237 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11238 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11239 * config/m68k/m68k.c (m68k_handle_option,
11240 m68k_sched_md_init_global): Likewise.
11241 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11242 mcore_unique_section): Likewise.
11243 * config/mips/mips.c (mips_block_move_straight,
11244 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11246 * config/mmix/mmix.c (mmix_init_machine_status,
11247 mmix_encode_section_info): Likewise.
11248 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11249 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11250 print_operand_address, output_toc, redefine_groups,
11251 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11252 * config/s390/s390.c (s390_init_machine_status): Likewise.
11253 * config/score/score.c (score_block_move_straight,
11254 score_block_move_loop_body): Likewise.
11255 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11256 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11257 * emit-rtl.c (find_auto_inc): Likewise.
11258 * gcc.c (translate_options, process_command): Likewise.
11259 * reorg.c (dbr_schedule): Likewise.
11260 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11261 * xcoffout.c (xcoffout_declare_function): Likewise.
11263 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11265 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11266 ipa-pta working again.
11268 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11270 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11273 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11275 * config.gcc (powerpc*-*-*): Add new core e500mc.
11276 * config/rs6000/e500mc.md: New file.
11277 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11279 (rs6000_override_options): Add e500mc case to
11280 processor_target_table. Altivec and Spe options not allowed
11281 with e500mc. Add isel instruction to e500mc by
11282 default. Initialize rs6000_cost for e500mc.
11283 (rs6000_issue_rate): Set issue rate for e500mc.
11284 * config/rs6000/rs6000.h (processor_type): Add
11285 PROCESSOR_PPCE500MC.
11286 (ASM_CPU_SPEC): Add e500mc.
11287 Set TARGET_ISEL to rs6000_isel.
11288 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11289 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11290 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11292 * doc/invoke.texi: Add e500mc to list of cpus.
11294 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11297 * c-lex.c (lex_charconst): Initialize unsignedp.
11299 2008-06-27 Olivier Hainque <hainque@adacore.com>
11301 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11302 documented assumptions.
11304 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11306 * dwarf2out.c: Remove trailing white spaces. Break long line
11309 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11311 * libfuncs.h (LTI_synchronize): New libfunc_index.
11312 (synchronize_libfunc): Declare.
11313 * builtins.c (expand_builtin_synchronize): Consider using
11314 synchronize_libfunc before falling back on an asm blockage.
11315 * config/mips/mips.c: Include libfuncs.h
11316 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11318 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11320 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11321 parameter. Copy stack_reg to r11 where appropriate.
11322 (no_global_regs_above): Add gpr parameter.
11323 (rs6000_stack_info): Only add padding for SPE save area if we
11324 are saving SPE GPRs and CR.
11325 (saveres_routine_syms): New variable.
11326 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11328 (rs6000_savres_routine_sym): New function.
11329 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11331 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11332 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11333 Tweak FPR out-of-line saving.
11334 (rs6000_make_savres_rtx): New function.
11335 (rs6000_use_multiple_p): New function.
11336 (rs6000_savres_strategy): New function.
11337 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11338 out-of-line if appropriate.
11339 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11340 if we are optimizing for size.
11341 (GP_SAVE_INLINE): Define.
11342 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11343 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11344 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11345 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11346 (*save_fpregs_<mode>): Add use of r11.
11347 (*restore_gpregs_<mode>): New insn.
11348 (*return_and_restore_gpregs_<mode>): New insn.
11349 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11351 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11352 (*restore_gpregs_spe): New insn.
11353 (*return_and_restore_gpregs_spe): New insn.
11354 * config/rs6000/predicates.md (save_world_operation): Fix check.
11356 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11358 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11359 this point, so assert that.
11361 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11363 * cfganal.c: Include vec.h and vecprim.h.
11364 (compute_idf): Import from...
11365 * tree-into-ssa (compute_idf): ...here.
11366 * basic-block.h (compute_idf): Export.
11368 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11370 * c-decl.c (merge_decls): Use !current_function_decl to check for
11371 extern declaration of C99 inline function being at file scope.
11373 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11375 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11377 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11379 * alias.c (record_alias_subset, init_alias_analysis): Fix
11380 -Wc++-compat and/or -Wcast-qual warnings.
11381 * attribs.c (lookup_attribute_spec): Likewise.
11382 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11383 copy_bb, connect_traces,
11384 find_rarely_executed_basic_blocks_and_cr): Likewise.
11385 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11386 note_btr_set, migrate_btr_defs): Likewise.
11387 * builtins.c (result_vector, expand_builtin_memcpy,
11388 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11389 builtin_memset_read_str, expand_builtin_printf,
11390 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11392 * caller-save.c (mark_set_regs): Likewise.
11393 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11394 * cgraph.c (cgraph_edge): Likewise.
11395 * combine.c (likely_spilled_retval_1): Likewise.
11396 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11397 htab_counts_entry_del, get_coverage_counts): Likewise.
11398 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11399 new_cselib_val): Likewise.
11400 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11401 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11403 * df-core.c (df_compact_blocks): Likewise.
11404 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11405 * df-scan.c (df_grow_reg_info, df_ref_create,
11406 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11407 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11408 df_record_entry_block_defs, df_record_exit_block_uses,
11409 df_bb_verify): Likewise.
11410 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11411 DF_REF_EXTRACT_MODE_CONST): New.
11412 * dominance.c (get_immediate_dominator, get_dominated_by,
11413 nearest_common_dominator, root_of_dom_tree,
11414 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11415 -Wc++-compat and/or -Wcast-qual warnings.
11416 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11417 record_store, replace_read, check_mem_read_rtx, scan_insn,
11418 dse_step1, dse_record_singleton_alias_set): Likewise.
11419 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11421 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11423 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11424 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11425 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11426 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11427 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11428 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11429 file_name_acquire, output_file_names, add_const_value_attribute,
11430 premark_used_types_helper, file_table_eq, file_table_hash,
11431 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11432 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11433 -Wcast-qual warnings.
11434 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11435 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11436 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11437 gen_reg_rtx, start_sequence, init_emit): Likewise.
11438 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11439 * except.c (init_eh_for_function, gen_eh_region,
11440 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11441 arh_to_landing_pad, arh_to_label, add_action_record,
11442 add_call_site, switch_to_exception_section): Likewise.
11443 * expmed.c (synth_mult): Likewise.
11444 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11445 store_expr): Likewise.
11446 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11448 * function.c (assign_stack_temp_for_type,
11449 allocate_struct_function, match_asm_constraints_1): Likewise.
11450 * gcov-io.c (gcov_allocate): Likewise.
11451 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11452 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11453 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11454 record_one_set, insert_expr_in_table, insert_set_in_table,
11455 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11456 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11457 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11458 -Wcast-qual warnings.
11460 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11462 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11463 -Wcast-qual warnings.
11464 * gcc.c (process_command): Likewise.
11465 * genattrtab.c (oballoc): Use XOBNEW.
11466 (oballocvec): Define.
11467 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11468 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11469 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11470 -Wc++-compat and/or -Wcast-qual warnings.
11471 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11472 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11473 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11474 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11475 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11476 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11477 add_excls, process_presence_absence_names,
11478 process_presence_absence_patterns, add_presence_absence,
11479 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11480 get_free_state, add_arc, get_free_automata_list_el,
11481 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11482 transform_3, cache_presence, create_ainsns, create_automata,
11483 create_state_ainsn_table, dfa_insn_code_enlarge,
11484 output_trans_func, output_min_issue_delay_func,
11485 output_dead_lock_func, output_reset_func,
11486 output_get_cpu_unit_code_func, output_dfa_start_func,
11487 expand_automata): Likewise.
11488 * genextract.c (gen_insn): Likewise.
11489 * gengtype-lex.l: Likewise.
11490 * gengtype.c (read_input_list, adjust_field_type,
11491 process_gc_options): Likewise.
11492 * genoutput.c (note_constraint): Likewise.
11493 * genpreds.c (mangle, add_constraint): Likewise.
11494 * genrecog.c (process_define_predicate, new_decision,
11495 add_to_sequence): Likewise.
11496 * gensupport.c (record_insn_name): Likewise.
11498 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11500 * config/i386/driver-i386.c (detect_caches_amd,
11501 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11502 and/or -Wcast-qual warnings.
11503 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11504 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11505 gt_pch_save): Likewise.
11506 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11507 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11508 * global.c (compute_regsets): Likewise.
11509 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11510 finish_graph_dump_file): Likewise.
11511 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11512 unlink_bb_notes): Likewise.
11513 * integrate.c (get_hard_reg_initial_val): Likewise.
11514 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11515 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11516 * local-alloc.c (update_equiv_regs): Likewise.
11517 * loop-invariant.c (check_invariant_table_size,
11518 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11520 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11521 altered_reg_used, mark_altered): Likewise.
11522 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11523 insert_var_expansion_initialization,
11524 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11525 release_var_copies): Likewise.
11526 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11527 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11528 analyze_accesses_for_phi_node, check_var_notmodified_p,
11529 check_allocation_function, find_sites_in_func,
11530 record_all_accesses_in_func, transform_access_sites,
11531 transform_allocation_sites): Likewise.
11532 * omp-low.c (new_omp_region, create_omp_child_function_name,
11533 check_omp_nesting_restrictions, check_combined_parallel,
11534 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11535 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11536 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11537 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11539 * opts-common.c (prune_options): Likewise.
11540 * opts.c (add_input_filename, print_filtered_help,
11541 get_option_state): Likewise.
11542 * params.c (add_params): Likewise.
11543 * passes.c (set_pass_for_id, next_pass_1,
11544 do_per_function_toporder, pass_fini_dump_file): Likewise.
11545 * postreload.c (reload_cse_simplify_operands): Likewise.
11546 * predict.c (tree_predicted_by_p, tree_predict_edge,
11547 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11549 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11551 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11553 * recog.c (check_asm_operands, validate_change_1): Likewise.
11554 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11555 subst_asm_stack_regs): Likewise.
11556 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11557 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11558 * regmove.c (reg_is_remote_constant_p): Likewise.
11559 * regrename.c (regrename_optimize, scan_rtx_reg,
11560 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11562 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11563 regstat_compute_calls_crossed): Likewise.
11564 * reload1.c (init_reload, new_insn_chain,
11565 has_nonexceptional_receiver, reload, copy_reloads,
11566 calculate_needs_all_insns, init_elim_table): Likewise.
11567 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11568 * rtl.c (shallow_copy_rtx_stat): Likewise.
11569 * rtlanal.c (parms_set): Likewise.
11570 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11571 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11572 * sched-ebb.c (earliest_block_with_similiar_load,
11573 add_deps_for_risky_insns): Likewise.
11574 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11575 schedule_region): Likewise.
11576 * see.c (eq_descriptor_pre_extension,
11577 hash_descriptor_pre_extension, hash_del_pre_extension,
11578 eq_descriptor_properties, hash_descriptor_properties,
11579 hash_del_properties, see_seek_pre_extension_expr,
11580 see_initialize_data_structures, see_print_register_properties,
11581 see_print_pre_extension_expr, see_delete_merged_def_extension,
11582 see_delete_unmerged_def_extension, see_emit_use_extension,
11583 see_pre_delete_extension, see_map_extension, see_commit_changes,
11584 see_analyze_merged_def_local_prop,
11585 see_analyze_merged_def_local_prop,
11586 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11587 see_set_prop_merged_def, see_set_prop_unmerged_def,
11588 see_set_prop_unmerged_use, see_print_one_extension,
11589 see_merge_one_use_extension, see_merge_one_def_extension,
11590 see_store_reference_and_extension, see_update_uses_relevancy,
11591 see_update_defs_relevancy): Likewise.
11592 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11593 hash_statistics_free, curr_statistics_hash): Likewise.
11594 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11595 expand_asm_operands, expand_return, case_bit_test_cmp,
11596 expand_case): Likewise.
11597 * stor-layout.c (start_record_layout): Likewise.
11598 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11599 gt_pch_save_stringpool): Likewise.
11600 * tree-data-ref.c (hash_stmt_vertex_info,
11601 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11602 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11604 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11607 * config/i386/i386.md : Change constraints of HImode and QImode
11608 immediate operands from "i" to "n". Change SImode "ni" constraint to
11609 "i" and SImode "rmi" constraint to "g". Remove all constraints
11610 from const0_operand and const1_operand predicated operands.
11611 (i): Change QImode and HImode attribute from "i" to "n".
11612 (*subqi_2): Change HImode operands to QImode.
11615 2008-06-25 Olivier Hainque <hainque@adacore.com>
11617 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11620 2008-06-25 Richard Guenther <rguenther@suse.de>
11622 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11623 not overflow the result type.
11625 2008-06-25 Richard Guenther <rguenther@suse.de>
11627 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11628 (vn_lookup): Likewise.
11630 2008-06-25 Richard Guenther <rguenther@suse.de>
11632 PR tree-optimization/35518
11633 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11634 * tree-sra.c (instantiate_element): Use fold_build3 to build
11636 (try_instantiate_multiple_fields): Likewise.
11638 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11640 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11643 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11645 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11646 use_backchain_to_restore_sp to true
11647 if the offset of the link register save area would go over the 32k - 1
11648 offset limit of the load
11651 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11653 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11654 anchor for the type-punning blurb. Cross-reference "Structures
11655 unions enumerations and bit-fields implementation". Provide a
11656 cast-through-pointer example. Make final sentence self-contained.
11657 * doc/implement-c.texi (Structures unions enumerations and
11658 bit-fields implementation): Cross-reference the type-punning blurb
11659 in the -fstrict-aliasing documentation.
11661 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11663 PR middle-end/36594
11664 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11665 the memory instead of the memory itself for the save area.
11667 2008-06-24 Olivier Hainque <hainque@adacore.com>
11668 Nicolas Roche <roche@adacore.com>
11670 * gengtype.c (srcdir_len): size_t instead of int.
11671 (get_file_realbasename): New function. For F a filename, the real
11672 basename of F, with all the path components stripped.
11673 (get_file_srcdir_relative_path): New function. For F a filename, the
11674 relative path to F from $(srcdir).
11675 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11676 get_file_realbasename. Adjust the head comment.
11677 (get_prefix_langdir_index): New function. For F a filename, return the
11678 lang_dir_names[] relative index of the language directory that is
11680 (get_file_langdir): For F a filename, return the name of the language
11681 directory where F is located.
11682 (get_file_gtfilename): New function. The gt- output file name for an
11684 (get_output_file_with_visibility): Replace in-line computations with
11685 uses of get_file_gtfilename and get_prefix_langdir_index.
11686 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11688 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11690 PR tree-optimization/36504
11691 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11692 references without base address.
11694 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11696 PR middle-end/36584
11697 * calls.c (expand_call): Increase alignment for recursive functions.
11699 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11701 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11702 (TARGET_FUNCTION_VALUE): New define.
11703 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11704 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11706 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11708 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11709 (fmod<mode>3): Ditto.
11710 (remainderxf3): Ditto.
11711 (remainder<mode>3): Ditto.
11713 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11716 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11717 REG is a hard register.
11719 PR tree-optimization/36508
11720 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11721 499, don't check it at all in release compilers.
11723 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11725 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11726 together with SSE_TARGET_MATH to disable insn pattern.
11727 (*fop_<MODEF:mode>_2_i387): Ditto.
11728 (*fop_<MODEF:mode>_3_i387): Ditto.
11730 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11732 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11734 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11736 PR middle-end/34906
11737 * gimplify.c (gimplify_asm_expr): Check the return code of
11738 parse_output_constraint call, set function return and is_inout
11739 value if it failed.
11741 2008-06-22 Ian Lance Taylor <iant@google.com>
11743 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11744 (narrowest_signed_type): Likewise.
11745 * c-typeck.c (c_common_type): Change local variable mclass to enum
11747 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11748 tcc_comparison, not the tree code itself.
11749 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11750 (c_expand_expr): Cast modifier to enum expand_modifier.
11751 * c-common.h (C_RID_CODE): Add casts.
11752 (C_SET_RID_CODE): Define.
11753 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11754 (c_lex_one_token): Add cast to avoid warning.
11755 (c_parser_objc_type_name): Rename local typename to type_name.
11756 (check_no_duplicate_clause): Change code parameter to enum
11758 (c_parser_omp_var_list_parens): Change kind parameter to enum
11760 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11761 c_parser_omp_list_var_parens.
11762 (c_parser_omp_threadprivate): Likewise.
11763 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11764 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11765 * c-format.c (NO_FMT): Define.
11766 (printf_length_specs): Use NO_FMT.
11767 (asm_fprintf_length_specs): Likewise.
11768 (gcc_diag_length_specs): Likewise.
11769 (scanf_length_specs): Likewise.
11770 (strfmon_length_specs): Likewise.
11771 (gcc_gfc_length_specs): Likewise.
11772 (printf_flag_specs): Change 0 to STD_C89.
11773 (asm_fprintf_flag_specs): Likewise.
11774 (gcc_diag_flag_specs): Likewise.
11775 (gcc_cxxdiag_flag_specs): Likewise.
11776 (scanf_flag_specs): Likewise.
11777 (strftime_flag_specs): Likewise.
11778 (strfmon_flag_specs): Likewise.
11779 (print_char_table): Likewise.
11780 (asm_fprintf_char_table): Likewise.
11781 (gcc_diag_char_table): Likewise.
11782 (gcc_tdiag_char_table): Likewise.
11783 (gcc_cdiag_char_table): Likewise.
11784 (gcc_cxxdiag_char_table): Likewise.
11785 (gcc_gfc_char_table): Likewise.
11786 (scan_char_table): Likewise.
11787 (time_char_table): Likewis.
11788 (monetary_char_table): Likewise.
11789 * c-format.h (BADLEN): Likewise.
11791 2008-06-21 Ian Lance Taylor <iant@google.com>
11793 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11794 Define END_OF_BASE_TREE_CODES around inclusion.
11795 * tree.c (tree_code_type): New global array.
11796 (tree_code_length, tree_code_name): Likewise.
11797 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11798 $(lang_tree_files).
11799 (all-tree.def, s-alltree): New targets.
11800 (gencheck.h, s-gencheck): Remove.
11801 (tree.o): Depend upon all-tree.def.
11802 (build/gencheck.o): Remove gencheck.h dependency.
11803 (mostlyclean): Don't remove gencheck.h.
11804 * c-common.h (enum c_tree_code): Remove.
11805 * c-lang.c (tree_code_type): Remove.
11806 (tree_code_length, tree_code_name): Remove.
11807 * gencheck.c (tree_codes): Include all-tree.def, rather than
11808 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11810 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11812 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11813 (operator_name_info): Size to MAX_TREE_CODES.
11814 (assignment_operator_name_info): Likewise.
11815 * cp/cp-lang.c (tree_code_type): Remove.
11816 (tree_code_length, tree_code_name): Remove.
11817 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11818 (assignment_operator_name_info): Likewise.
11819 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11821 * cp/mangle.c (write_expression): Likewise.
11822 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11823 * fortran/f95-lang.c (tree_code_type): Remove.
11824 (tree_code_length, tree_code_name): Remove.
11825 * java/java-tree.h (enum java_tree_code): Remove.
11826 * java/lang.c (tree_code_type): Remove.
11827 (tree_code_length, tree_code_name): Remove.
11828 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11829 * objc/objc-act.h (enum objc_tree_code): Remove.
11830 * objc/objc-lang.c (tree_code_type): Remove.
11831 (tree_code_length, tree_code_name): Remove.
11832 * objcp/objcp-lang.c (tree_code_type): Remove.
11833 (tree_code_length, tree_code_name): Remove.
11834 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11835 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11836 * ada/misc.c (tree_code_type): Remove.
11837 (tree_code_length, tree_code_name): Remove.
11839 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11841 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11842 the grand_bitmap_obstack.
11844 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11846 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11847 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11848 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11849 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11850 move_stmt_r, new_label_mapper): Likewise.
11851 * tree-complex.c (cvc_lookup): Likewise.
11852 * tree-dfa.c (create_function_ann): Likewise.
11853 * tree-dump.c (dump_register): Likewise.
11854 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11855 find_phi_replacement_condition): Likewise.
11856 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11857 tree_function_versioning): Likewise.
11858 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11859 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11860 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11861 get_nonlocal_debug_decl, convert_nonlocal_reference,
11862 convert_nonlocal_omp_clauses, get_local_debug_decl,
11863 convert_local_reference, convert_local_omp_clauses,
11864 convert_nl_goto_reference, convert_nl_goto_receiver,
11865 convert_tramp_reference, convert_call_expr): Likewise.
11866 * tree-outof-ssa.c (contains_tree_r): Likewise.
11867 * tree-parloops.c (reduction_phi, initialize_reductions,
11868 eliminate_local_variables_1, add_field_for_reduction,
11869 add_field_for_name, create_phi_for_local_result,
11870 create_call_for_reduction_1, create_loads_for_reductions,
11871 create_stores_for_reduction, create_loads_and_stores_for_name):
11873 * tree-phinodes.c (allocate_phi_node): Likewise.
11874 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11875 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11876 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11877 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11878 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11879 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11880 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11881 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11882 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11883 vn_nary_op_insert): Likewise.
11884 * tree-ssa.c (redirect_edge_var_map_add,
11885 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11886 * tree-vectorizer.c (vectorize_loops): Likewise.
11887 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11888 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11889 tree_cons_stat, build1_stat, build_variant_type_copy,
11890 decl_init_priority_lookup, decl_fini_priority_lookup,
11891 decl_priority_info, decl_restrict_base_lookup,
11892 decl_restrict_base_insert, decl_debug_expr_lookup,
11893 decl_debug_expr_insert, decl_value_expr_lookup,
11894 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11895 type_hash_add, get_file_function_name, tree_check_failed,
11896 tree_not_check_failed, tree_range_check_failed,
11897 omp_clause_range_check_failed, build_omp_clause,
11898 build_vl_exp_stat): Likewise.
11899 * value-prof.c (gimple_histogram_value,
11900 gimple_duplicate_stmt_histograms): Likewise.
11901 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11902 unshare_variable, variable_union_info_cmp_pos, variable_union,
11903 dataflow_set_different_1, dataflow_set_different_2,
11904 vt_find_locations, variable_was_changed, set_variable_part,
11905 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11906 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11907 section_entry_hash, object_block_entry_eq,
11908 object_block_entry_hash, create_block_symbol,
11909 initialize_cold_section_name, default_function_rodata_section,
11910 strip_reg_name, set_user_assembler_name, const_desc_eq,
11911 build_constant_desc, output_constant_def, lookup_constant_def,
11912 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11913 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11914 default_internal_label): Likewise.
11915 * varray.c (varray_init, varray_grow): Likewise.
11916 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11918 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11920 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11921 operators for "test" insn. Macroize insn using SWI mode macro.
11922 (*jcc_fused_2): Ditto.
11923 (*jcc_fused_3): Macroize insn using SWI mode macro.
11924 (*jcc_fused_4): Ditto.
11926 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11928 * tree-ssa-pre.c: Fix typo in comment.
11929 (init_antic, fini_antic): Add explicit funtions for
11930 initializing and deinitializing ANTIC and AVAIL sets.
11931 (create_expression_by_pieces): Fix typo in comment.
11932 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11933 (execute_pre): Eventually dump details about ANTIC_IN.
11935 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11937 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11938 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11939 add_to_obstack, file_at_path, find_a_file, execute,
11940 add_preprocessor_option, add_assembler_option, add_linker_option,
11941 process_command, insert_wrapper, do_option_spec, do_self_spec,
11942 spec_path, do_spec_1, is_directory, main, used_arg,
11943 getenv_spec_function): Likewise.
11944 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11945 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11948 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11950 * doc/rtl.texi: Updated subreg section.
11952 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11955 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11956 node->needed and node->reachable.
11957 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11958 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11959 (expand_task_call): Don't call expand_task_copyfn.
11960 (expand_task_copyfn): Renamed to...
11961 (finalize_task_copyfn): ... this.
11963 2008-06-19 Jan Hubicka <jh@suse.cz>
11965 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11966 clobbering framepointer.
11968 2008-06-19 Jan Hubicka <jh@suse.cz>
11970 * tree-optimize.c (execute_early_local_optimizations): Set
11971 cgraph_state only at first invocation.
11973 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11975 * system.h (-Wc++-compat): Activate as a warning, no an error.
11977 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11979 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11980 instead of "#" in insn asm template.
11981 (*jcc_fused_2): Ditto.
11983 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11985 * config/i386/i386.h (ix86_tune_indices)
11986 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11987 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11988 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11989 (*jcc_fused_2): Ditto.
11990 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11991 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11992 (print operand): Handle 'E' and 'e' code.
11994 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11996 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11997 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11998 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12000 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12002 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12004 (cgraph_expand_function): Use local copy of decl.
12005 (cgraph_expand_all_functions): Remove redundant initialization of
12007 (cgraph_optimize): Reword internal_error message.
12009 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12011 * arm-protos.h (arm_return_in_memory): Remove public
12012 arm_return_in_memory() prototype.
12013 * arm.c (arm_return_in_memory): Add static prototype, add target
12014 hook macro, change definition and comments.
12015 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12017 2008-06-19 Ben Elliston <bje@au.ibm.com>
12019 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12020 real.c: Remove references to IEEE 754R.
12021 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12022 * doc/libgcc.texi (Decimal float library routines): Likewise.
12024 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12026 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12027 (default_unwind_word_mode): Add prototype.
12028 * targhooks.c (default_unwind_word_mode): New function.
12029 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12030 instead of word_mode.
12031 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12032 (TARGET_INITIALIZER): Use it.
12034 * c-common.c (handle_mode_attribute): Support "unwind_word"
12036 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12038 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12039 word_mode to access SjLj_Function_Context member "data".
12040 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12041 conversion from targetm.eh_return_filter_mode () to
12042 targetm.unwind_word_mode () if they differ.
12044 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12045 (BT_FN_UNWINDWORD_PTR): New function type.
12046 (BT_FN_WORD_PTR): Remove.
12047 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12048 * except.c (expand_builtin_extend_pointer): Convert pointer to
12049 targetm.unwind_word_mode () instead of word_mode.
12051 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12052 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12053 (spu_unwind_word_mode): New function.
12054 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12055 (TARGET_UNWIND_WORD_MODE): Define.
12056 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12058 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12060 * config/spu/spu.c (reg_align): Remove.
12061 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12062 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12063 (spu_split_store): Likewise.
12065 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12067 * gcc/tree-vn.c: Fix typo in comment.
12069 2008-06-18 Jan Hubicka <jh@suse.cz>
12071 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12072 toplevel reorder too.
12074 2008-06-18 Jan Hubicka <jh@suse.cz>
12076 * c-opts.c (c_common_post_options): PCH is not compatible with
12078 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12079 -fno-toplevel-reorder by default now.
12081 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12083 PR documentation/30739
12084 * doc/install.texi (Prerequisites): Document dependency on awk.
12086 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12087 Ian Lance Taylor <iant@google.com>
12089 PR rtl-optimization/35604
12090 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12091 only want to change jump destinations, not eventual label comparisons.
12093 2008-06-16 Jan Hubicka <jh@suse.cz>
12095 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12097 (cgraph_analyze_function): Likewise.
12099 2008-06-16 Jan Hubicka <jh@suse.cz>
12101 * cgraph.h (cgraph_mark_if_needed): New function.
12102 * cgraphunit.c (cgraph_mark_if_needed): New function.
12103 * c-decl.c (duplicate_decl): Use it.
12105 2008-06-16 Jan Hubicka <jh@suse.cz>
12107 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12110 2008-06-16 Jan Hubicka <jh@suse.cz>
12112 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12114 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12115 Kazu Hirata <kazu@codesourcery.com>
12116 Maxim Kuvyrkov <maxim@codesourcery.com
12118 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12119 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12120 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12121 EXTRA_SPEC_FUNCTIONS.
12122 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12123 (DRIVER_SELF_SPECS): Adjust.
12124 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12125 * config/mips/st.h, config/mips/t-st: New.
12126 * config/mips/driver-native.c, config/mips/x-native: New.
12127 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12130 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12132 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12134 (ISA_HAS_FP_CONDMOVE): New macro.
12135 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12136 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12137 (ISA_HAS_NMADD3_NMSUB3): New macro.
12138 * config/mips/mips.c (mips_rtx_costs): Update.
12139 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12140 compiling for ST Loongson 2E/2F.
12141 (madd<mode>): Rename to madd4<mode>. Update.
12142 (madd3<mode>): New pattern.
12143 (msub<mode>): Rename to msub4<mode>. Update.
12144 (msub3<mode>): New pattern.
12145 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12146 (nmadd3<mode>): New pattern.
12147 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12148 (nmadd3<mode>_fastmath): New pattern.
12149 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12150 (nmsub3<mode>): New pattern.
12151 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12152 (nmsub3<mode>_fastmath): New pattern.
12153 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12155 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12157 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12158 (DF_REF_INSN_INFO): New.
12159 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12160 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12161 with a NULL DF_REF_INSN_INFO.
12162 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12164 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12165 DF_INSN_INFO_EQ_USES): New.
12166 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12167 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12168 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12169 * df-core.c: Update comment for above changes.
12170 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12171 DF_INSN_UID_* macros.
12172 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12173 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12174 insn rtx. Update all callers.
12175 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12176 df_ref_create_structure, df_insn_refs_collect): Likewise.
12177 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12178 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12179 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12180 macros to access the insn refs.
12181 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12182 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12183 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12184 for accessing the refs.
12185 (try_fwprop_subst): Likewise.
12186 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12187 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12188 for accessing the refs.
12189 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12190 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12191 to look at the insn refs.
12192 (record_uses): Likewise.
12193 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12195 (mark_artificial_uses): Don't mark_insn for artificial refs.
12196 (mark_reg_rependencies): Likewise.
12198 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12200 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12202 * configure: Regenerate.
12204 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12206 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12207 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12208 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12210 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12212 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12213 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12214 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12216 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12218 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12219 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12220 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12222 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12224 * tree-ssa-sccvn.c: Fix format of comments.
12226 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12228 * cgraph.c: Remove unneeded forward declarations of eq_node()
12231 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12233 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12235 (see_update_relevancy): Likewise.
12236 * fwprop.c (try_fwprop_subst): Likewise.
12237 * rtlanal.c (noop_move_p): Likewise.
12238 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12239 notes to non-existing libcall blocks.
12240 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12242 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12243 (dead_libcall_p): Remove.
12244 (delete_trivially_dead_insns): Don't use it.
12245 * web.c (union_defs): Remove comment about keeping nops.
12246 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12247 (compute_hash_table_work): Don't track libcall notes.
12248 (do_local_cprop): Don't take libcall pointers. Don't update
12250 (adjust_libcall_notes): Deleted.
12251 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12252 ever have existed in the first place).
12253 (replace_store_insn): Don't try to remove libcall notes.
12254 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12255 (resolve_reg_notes): Don't call them.
12256 (resolve_simple_move): Likewise.
12257 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12258 Don't remove REG_RETVAL notes.
12259 * emit-rtl.c (try_split): Don't update libcall notes.
12260 (emit_copy_of_insn_after): Dito.
12261 * cselib.c (cselib_current_insn_in_libcall): Remove.
12262 (cselib_process_insn): Don't set/clear it.
12263 (new_elt_loc_list): Don't record it.
12264 (cselib_init): Don't initialize it.
12265 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12266 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12268 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12269 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12270 (init_deps): Don't initialize it.
12271 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12272 * combine.c (delete_noop_moves): Don't update libcall notes.
12273 (can_combine_p): Remove now pointless #if 0 block.
12274 (try_combine): Remove another obsolete #if 0 block.
12275 (distribute_notes): Don't distribute libcall notes.
12276 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12277 * dce.c (libcall_dead_p): Remove.
12278 (delete_unmarked_insns): Don't handle libcall blocks.
12279 (preserve_libcall_for_dce): Remove.
12280 (prescan_insns_for_dce): Don't special-case libcall block insns.
12281 * reload1 (reload): Don't handle libcall notes.
12282 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12285 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12287 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12289 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12291 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12293 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12294 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12295 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12297 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12299 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12301 2008-06-16 Ira Rosen <irar@il.ibm.com>
12303 PR tree-optimization/36493
12304 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12305 the arguments list. Use VECTYPE to create vector pointer.
12306 (vectorizable_store): Fail if accesses through a pointer to vectype
12307 do not alias the original memory reference operands.
12308 Call vect_create_data_ref_ptr without the removed argument.
12309 (vectorizable_load): Likewise.
12310 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12313 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12316 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12317 reg_equiv_constant.
12319 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12321 * config/mips/loongson2ef.md: New file.
12322 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12323 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12324 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12325 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12326 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12328 (loongson2ef.md): New include.
12329 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12330 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12331 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12332 (loongson_gt_<mode>, loongson_extract_halfword)
12333 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12334 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12335 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12336 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12337 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12338 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12339 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12340 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12341 (vec_interleave_low<mode>): Define type attribute.
12342 * config/mips/mips.c (mips_ls2): New static variable.
12343 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12344 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12345 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12346 Implement target scheduling hooks.
12347 (mips_multipass_dfa_lookahead): Update to handle tuning for
12349 (mips_sched_init): Initialize data for Loongson scheduling.
12350 (mips_ls2_variable_issue): New static function.
12351 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12353 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12354 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12355 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12356 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12357 Handle ST Loongson 2E/2F cores.
12358 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12360 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12362 * omp-low.c (extract_omp_for_data): Fix comment typo.
12365 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12367 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12368 FIXME note about gcc/config.guess.
12369 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12370 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12371 * doc/cppopts.texi: Likewise.
12372 * doc/extend.texi: Likewise.
12373 * doc/gcc.texi: Likewise.
12374 * doc/gccint.texi: Likewise.
12375 * doc/gcov.texi: Likewise.
12376 * doc/gty.texi: Likewise.
12377 * doc/hostconfig.texi: Likewise.
12378 * doc/install.texi: Likewise.
12379 * doc/invoke.texi: Likewise.
12380 * doc/loop.texi: Likewise.
12381 * doc/makefile.texi: Likewise.
12382 * doc/md.texi: Likewise.
12383 * doc/passes.texi: Likewise.
12384 * doc/tm.texi: Likewise.
12385 * doc/tree-ssa.texi: Likewise.
12386 * doc/trouble.texi: Likewise.
12388 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12389 Nathan Sidwell <nathan@codesourcery.com>
12390 Maxim Kuvyrkov <maxim@codesourcery.com>
12391 Richard Sandiford <rdsandiford@googlemail.com>
12393 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12394 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12395 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12397 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12398 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12399 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12401 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12402 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12403 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12404 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12405 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12406 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12407 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12408 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12409 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12410 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12411 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12412 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12413 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12414 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12415 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12416 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12417 (mips_builtins): Add Loongson builtins.
12418 (mips_loongson_2ef_bdesc): New.
12419 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12420 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12421 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12422 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12424 (mips_expand_vector_init): New.
12425 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12426 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12428 * config/mips/mips.md: Add unspec numbers for Loongson
12429 builtins. Include loongson.md.
12430 (MOVE64): Include Loongson vector modes.
12431 (SPLITF): Include Loongson vector modes.
12432 (HALFMODE): Handle Loongson vector modes.
12433 * config/mips/loongson.md: New.
12434 * config/mips/loongson.h: New.
12435 * config.gcc: Add loongson.h header for mips*-*-* targets.
12436 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12438 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12440 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12441 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12442 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12443 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12444 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12445 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12446 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12447 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12448 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12449 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12450 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12451 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12452 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12453 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12454 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12455 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12456 Remove use_fixproto=yes.
12457 (ia64*-*-hpux*): Remove comment about using fixproto.
12458 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12460 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12462 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12464 * configure: Regenerate.
12466 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12468 PR middle-end/36520
12469 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12470 before evaluating it.
12472 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12475 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12476 nested inline functions.
12477 (start_decl, start_function): Don't invert DECL_EXTERNAL
12478 for nested inline functions.
12480 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12482 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12483 splits that must be made for correctness.
12485 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12487 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12488 (AVAIL_NON_MIPS16): Likewise.
12489 (mips_builtin_description): Replace target_flags with a predicate.
12490 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12491 (dspr2_32): New availability predicates.
12492 (MIPS_BUILTIN): New macro.
12493 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12494 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12495 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12496 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12497 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12498 (mips_dsp_32only_bdesc): Merge into...
12499 (mips_builtins): ...this new array.
12500 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12501 (mips_init_builtins): Update after above changes.
12502 (mips_expand_builtin_1): Merge into...
12503 (mips_expand_builtin): ...here and update after above changes.
12505 2008-06-12 Paul Brook <paul@codesourcery.com>
12507 * longlong.h (__arm__): Define count_leading_zeros.
12508 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12509 (clzsi2, clzdi2): New functions.
12510 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12511 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12512 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12513 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12514 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12515 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12516 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12517 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12518 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12519 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12521 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12523 * config/m68k/m68k.c (m68k_tune_flags): New.
12524 (override_options): Compute m68k_tune_flags.
12525 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12526 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12528 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12530 PR middle-end/36506
12531 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12533 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12535 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12536 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12538 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12540 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12541 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12543 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12545 PR middle-end/36506
12546 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12549 2008-06-12 Richard Guenther <rguenther@suse.de>
12551 PR tree-optimization/36345
12552 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12553 add memory_tag_needed flag.
12554 (may_alias_p): Declare.
12555 * tree-ssa-alias.c (may_alias_p): Export.
12556 (set_initial_properties): Use memory_tag_needed flag.
12557 (update_reference_counts): Likewise.
12558 (reset_alias_info): Reset memory_tag_needed flag.
12559 (create_name_tags): Check memory_tag_needed flag.
12560 (dump_points_to_info_for): Dump it.
12561 * tree-ssa-structalias.c (struct variable_info): Remove
12562 directly_dereferenced flag.
12563 (new_var_info): Do not initialize it.
12564 (process_constraint_1): Do not set it.
12565 (update_alias_info): Set is_dereferenced flag.
12566 (set_uids_in_ptset): Use may_alias_p.
12567 (set_used_smts): Check memory_tag_needed flag.
12568 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12569 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12570 memory_tag_needed flag.
12571 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12572 from broken design.
12574 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12576 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12577 red zone for w64 abi.
12578 (ix86_expand_prologue): Likewise.
12579 (ix86_force_to_memory): Likewise.
12580 (ix86_free_from_memory): Likewise.
12582 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12585 * config/rs6000/rs6000.c (rs6000_override_options): Set
12586 rs6000_isel conditionally to the absence of comand line override.
12587 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12588 Remove duplicate rs6000_isel setting.
12589 * config/rs6000/eabispe.h: Ditto.
12591 2008-06-11 Richard Guenther <rguenther@suse.de>
12593 * alias.c (get_alias_set): Use the element alias-set for arrays.
12594 (record_component_aliases): For arrays and vectors do nothing.
12595 * c-common.c (strict_aliasing_warning): Handle the cases
12596 of alias set zero explicitly.
12597 * Makefile.in (dfp.o-warn): Add -Wno-error.
12599 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12601 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12603 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12604 tune_32 tune_64 to supported_defaults. Allow values not
12605 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12606 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12607 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12608 with_cpu_64 to generic for 64-bit-supporting configurations, not
12609 with_cpu. Remove FIXMEs.
12610 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12611 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12612 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12613 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12614 arch_32 and arch_64.
12616 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12617 Olivier Hainque <hainque@adacore.com>
12619 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12620 Use DECL_SIZE_UNIT to retrieve the size of the field.
12622 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12624 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12625 with function calls after declarations. Lay out
12626 neon_float_type_node before further use.
12628 2008-06-11 Richard Guenther <rguenther@suse.de>
12630 * tree-flow.h (may_point_to_global_var): Declare.
12631 * tree-ssa-alias.c (may_point_to_global_var): New function.
12632 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12634 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12636 * configure.ac: Teach that fido supports .debug_line.
12637 * configure: Regenerate.
12639 2008-06-10 Tom Tromey <tromey@redhat.com>
12641 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12644 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12646 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12647 (encode_decimal64, decode_decimal64, encode_decimal128,
12648 decode_decimal128): Reverse order of 32-bit parts of value if host
12649 and target endianness differ.
12651 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12653 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12654 Avoid division by 0.
12655 (tree_mod_pow2_value_transform): Likewise.
12656 (tree_ic_transform): Likewise.
12657 (tree_stringops_transform): Likewise.
12658 (tree_mod_subtract_transform): Likewise.
12659 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12660 (copy_edges_for_bb): Likewise.
12661 (initialize_cfun): Likewise.
12663 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12665 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12666 nonmemory_operand. Add "N" operand constraint.
12668 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12669 (*jcc_btsi_mask): Ditto.
12670 (*jcc_btsi_mask_1): Ditto.
12672 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12674 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12675 TYPE_CANONICAL for copied element type.
12677 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12680 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12681 Add m_CORE2 and m_GENERIC.
12682 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12683 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12685 (*jcc_btdi_rex64): New instruction and split pattern.
12686 (*jcc_btsi): Ditto.
12687 (*jcc_btsi_1): Ditto.
12688 (*btsq): Fix Intel asm dialect operand order.
12692 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12694 PR middle-end/36447
12695 * simplify-rtx.c (simplify_subreg): Add check for shift count
12698 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12700 * doc/md.texi: Synchronize with later constraints.md change.
12701 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12702 with a C implementation.
12703 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12705 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12706 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12707 when moving to and from MD_REGNUM.
12708 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12709 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12710 Handle byte and halfword moves.
12711 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12713 * config/mips/constraints.md (h): Turn into NO_REGS.
12714 (l, x): Update documentation.
12715 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12716 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12717 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12718 (HILO): New mode iterator.
12720 (any_div): New code iterator.
12721 (u): Extend code attribute to div and udiv.
12722 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12723 d_operand in the splitters. Remove redundant CONST_INT checks.
12724 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12725 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12726 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12727 accordingly, using normal moves instead of unspecs to move LO into
12728 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12729 (<u>mulsidi3): Handle expansion in C code.
12730 (<u>mulsidi3_32bit_internal): Rename to...
12731 (<u>mulsidi3_32bit): ...this.
12732 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12733 (*<u>mulsidi3_64bit): Rename to...
12734 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12735 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12736 to set LO and HI to the multiplication result. Use a normal move
12737 for MFLO and an unspec for MFHI.
12738 (*<u>mulsidi3_64bit_parts): Replace with...
12739 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12740 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12741 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12742 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12743 instead of HI. Split the instruction into a separate multiplication
12744 and MFHI if !TARGET_FIX_R4000.
12745 (<su>muldi3_highpart): Likewise.
12746 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12747 and the "=h" clobber.
12748 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12749 (<u>mulditi3): New expander.
12750 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12751 (madsi): Remove "=h" clobber.
12752 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12753 Force the modulus result to be a GPR and split the instruction into
12754 a division followed by an MFHI after reload.
12755 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12756 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12757 the MIPS16 HIGH define_split.
12758 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12759 of acc<->gpr moves to "multi".
12760 (*movdi_64bit): Replace the single "x" alternative with
12761 alternatives for moving into and out of "a".
12762 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12763 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12764 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12765 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12766 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12767 (movti): New expander.
12768 (*movti, *movti_mips16): New insns.
12769 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12770 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12771 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12772 * config/mips/predicates.md (fpr_operand): Delete.
12773 (d_operand): New predicate.
12775 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12777 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12778 failure on some Bourne shells.
12779 (x86_64-*-*): Ditto.
12781 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12783 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12785 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12787 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12788 (sparc-sun-solaris2*): Likewise.
12790 2008-06-09 Arnaud Charlet <charlet@adacore.com
12792 * doc/install.texi: Update requirements to build the Ada compiler.
12794 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12796 * df-scan.c (struct df_scan_problem_data): Remove the
12797 mw_link_pool alloc pool.
12798 (df_scan_free_internal): Don't free it.
12799 (df_scan_alloc): Don't allocate it.
12800 * df.h (struct df_link): Update comment.
12802 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12804 * except.h: Correct checks for when SJLJ exceptions must be used.
12806 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12808 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12811 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12813 PR tree-optimization/36218
12814 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12815 configure for the build system.
12816 (BUILD_LDFLAGS): Define.
12817 * configure: Regenerate.
12818 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12820 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12823 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12824 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12825 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12827 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12829 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12831 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12833 * config.gcc (Obsolete configurations): Remove list of
12835 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12836 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12837 targets matched by those patterns.
12838 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12839 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12840 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12841 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12842 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12843 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12844 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12845 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12846 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12847 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12848 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12849 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12850 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12851 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12852 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12853 Make code for Solaris 7 and greater unconditional for Solaris.
12854 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12855 Remove --with-* handling.
12856 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12857 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12858 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12859 LINK_OS_WINDISS_SPEC): Remove.
12860 * config/rs6000/sysv4.opt (mwindiss): Remove.
12861 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12862 * configure: Regenerate.
12863 * doc/cpp.texi: Don't mention BeOS.
12864 * doc/extend.texi (interrupt): Don't mention MS1.
12865 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12866 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12867 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12868 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12869 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12871 * doc/invoke.texi (MT Options): Remove.
12872 (-mwindiss): Remove.
12873 (CRIS Options): Remove cris-axis-aout references.
12874 (HPPA Options): Don't mention hppa1.1-*-pro.
12875 * doc/md.texi: (MorphoTech family): Remove.
12876 * libgcc2.c: Don't handle UWIN.
12877 * config/alpha/t-unicosmk: Remove.
12878 * config/alpha/unicosmk.h: Remove.
12879 * config/arm/kaos-arm.h: Remove.
12880 * config/arm/kaos-strongarm.h: Remove.
12881 * config/arm/strongarm-coff.h: Remove.
12882 * config/arm/strongarm-elf.h: Remove.
12883 * config/arm/strongarm-pe.h: Remove.
12884 * config/arm/t-strongarm-pe: Remove.
12885 * config/arm/t-xscale-coff: Remove.
12886 * config/arm/t-xscale-elf: Remove.
12887 * config/arm/xscale-coff.h: Remove.
12888 * config/arm/xscale-elf.h: Remove.
12889 * config/chorus.h: Remove.
12890 * config/cris/aout.h: Remove.
12891 * config/cris/aout.opt: Remove.
12892 * config/cris/t-aout: Remove.
12893 * config/i386/beos-elf.h: Remove.
12894 * config/i386/kaos-i386.h: Remove.
12895 * config/i386/ptx4-i.h: Remove.
12896 * config/i386/sco5.h: Remove.
12897 * config/i386/sco5.opt: Remove.
12898 * config/i386/sysv4-cpp.h: Remove.
12899 * config/i386/sysv5.h: Remove.
12900 * config/i386/t-beos: Remove.
12901 * config/i386/t-sco5: Remove.
12902 * config/i386/t-uwin: Remove.
12903 * config/i386/uwin.asm: Remove.
12904 * config/i386/uwin.h: Remove.
12905 * config/kaos.h: Remove.
12906 * config/mips/windiss.h: Remove.
12907 * config/mt: Remove directory.
12908 * config/pa/pa-osf.h: Remove.
12909 * config/pa/pa-pro-end.h: Remove.
12910 * config/pa/t-pro: Remove.
12911 * config/ptx4.h: Remove.
12912 * config/rs6000/beos.h: Remove.
12913 * config/rs6000/kaos-ppc.h: Remove.
12914 * config/rs6000/t-beos: Remove.
12915 * config/rs6000/windiss.h: Remove.
12916 * config/sh/kaos-sh.h: Remove.
12917 * config/sol2-6.h: Remove.
12918 * config/sparc/sol26-sld.h: Remove.
12919 * config/sparc/sysv4-only.h: Remove.
12920 * config/vax/bsd.h: Remove.
12921 * config/vax/t-memfuncs: Remove.
12922 * config/vax/ultrix.h: Remove.
12923 * config/vax/vaxv.h: Remove.
12924 * config/windiss.h: Remove.
12926 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12928 PR rtl-optimization/36438
12929 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12930 for vector shifts with constant scalar shift operands.
12932 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12934 * doc/invoke.texi: Document -march=xlr.
12935 * config/mips/xlr.md: New file.
12936 * config/mips/mips.md: Include it.
12938 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12939 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12940 (mips_rtx_cost_data): Likewise.
12942 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12944 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12945 PRE_INC and PRE_DEC cases.
12947 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12949 PR rtl-optimization/36419
12950 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12951 the emitting jump insn.
12954 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12955 is not bool, boolify the whole *expr_p and convert to the desired type.
12957 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12959 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12960 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12961 Add omp_private_outer_ref hook, add another argument to
12962 omp_clause_default_ctor hook.
12963 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12964 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12965 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12966 hook_tree_tree_tree_tree_null.
12967 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12968 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12969 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12970 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12971 * tree.def (OMP_TASK): New tree code.
12972 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12973 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12974 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12975 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12976 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12977 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12978 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12979 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12980 (OMP_DIRECTIVE_P): Add OMP_TASK.
12981 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12982 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12983 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12984 and OMP_CLAUSE_UNTIED entries.
12985 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12987 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12988 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12989 * tree-pretty-print.c (dump_omp_clause): Handle
12990 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12991 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12992 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12993 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12994 warning about unsigned iterators. Change decl/init/cond/incr
12995 arguments to TREE_VECs, check arguments for all collapsed loops.
12996 (c_finish_omp_taskwait): New function.
12997 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12999 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13000 default_function_array_conversion on init. Add par_clauses argument.
13001 If decl is present in parallel's lastprivate clause, change it to
13002 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13003 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13004 collapse count in clauses.
13005 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13006 c_parser_omp_for_loop callers.
13007 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13008 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13009 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13010 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13012 (c_parser_omp_clause_schedule): Handle schedule(auto).
13013 Include correct location in the error message.
13014 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13015 and PRAGMA_OMP_CLAUSE_UNTIED.
13016 (OMP_TASK_CLAUSE_MASK): Define.
13017 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13018 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13019 * tree-nested.c (convert_nonlocal_omp_clauses,
13020 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13021 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13022 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13023 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13025 (conver_nonlocal_reference, convert_local_reference,
13026 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13027 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13028 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13029 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13030 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13031 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13032 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13033 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13034 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13036 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13037 * c-common.h (c_finish_omp_taskwait): New prototype.
13038 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13039 * tree-parloops.c (create_parallel_loop): Create 1 entry
13040 vectors for OMP_FOR_{INIT,COND,INCR}.
13041 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13042 (make_edges): Handle OMP_TASK.
13043 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13044 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13045 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13046 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13047 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13048 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13049 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13050 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13051 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13052 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13053 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13054 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13055 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13056 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13057 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13058 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13059 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13060 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13061 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13062 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13063 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13064 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13065 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13066 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13067 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13068 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13069 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13070 original iterator is present in lastprivate clause or if
13071 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13072 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13073 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13074 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13075 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13076 if it is set, lookup var in outer contexts too. Handle
13077 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13078 to be implicitly determined firstprivate for task regions.
13079 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13080 if it is set, lookup var in outer contexts too. Set
13081 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13082 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13083 OMP_CLAUSE_UNTIED. Take region_type as last argument
13084 instead of in_parallel and in_combined_parallel.
13085 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13087 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13088 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13089 (new_omp_context): Set default_kind to
13090 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13091 (omp_region_type): New enum.
13092 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13093 fields, add region_type.
13094 (new_omp_context): Take region_type as argument instead of is_parallel
13095 and is_combined_parallel.
13096 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13097 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13098 ctx->is_combined_parallel checks.
13099 (gimplify_omp_task): New function.
13100 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13102 * omp-low.c (extract_omp_for_data): Use schedule(static)
13103 for schedule(auto). Handle pointer and unsigned iterators.
13104 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13105 Add loops argument. Extract data for collapsed OMP_FOR loops.
13106 (expand_parallel_call): Assert sched_kind isn't auto,
13107 map runtime schedule to index 3.
13108 (struct omp_for_data_loop): New type.
13109 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13110 Add loop, loops, collapse and iter_type fields.
13111 (workshare_safe_to_combine_p): Disallow combined for if
13112 iter_type is unsigned long long. Don't combine collapse > 1 loops
13113 unless all bounds and steps are constant. Adjust extract_omp_for_data
13115 (expand_omp_for_generic): Handle pointer, unsigned and long long
13116 iterators. Handle collapsed OMP_FOR loops. Adjust
13117 for struct omp_for_data changes. If libgomp function doesn't return
13118 boolean_type_node, add comparison of the return value with 0.
13119 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13120 pointer, unsigned and long long iterators. Adjust for struct
13121 omp_for_data changes.
13122 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13123 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13124 unsigned long long. Allocate loops array, pass it to
13125 extract_omp_for_data. For collapse > 1 loops use always
13126 expand_omp_for_generic.
13127 (omp_context): Add sfield_map and srecord_type fields.
13128 (is_task_ctx, lookup_sfield): New functions.
13129 (use_pointer_for_field): Use is_task_ctx helper. Change first
13130 argument's type from const_tree to tree. Clarify comment.
13131 In OMP_TASK disallow copy-in/out sharing.
13132 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13133 (install_var_field): Add mask argument. Populate both record_type
13134 and srecord_type if needed.
13135 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13137 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13138 and DECL_FIELD_OFFSET.
13139 (scan_sharing_clauses): Adjust install_var_field callers. For
13140 firstprivate clauses on explicit tasks allocate the var by value in
13141 record_type unconditionally, rather than by reference.
13142 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13143 Use is_taskreg_ctx instead of is_parallel_ctx.
13144 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13145 (create_omp_child_function_name): Add task_copy argument, use
13146 *_omp_cpyfn* names if it is true.
13147 (create_omp_child_function): Add task_copy argument, if true create
13148 *_omp_cpyfn* helper function.
13149 (scan_omp_parallel): Adjust create_omp_child_function callers.
13150 Rename parallel_nesting_level to taskreg_nesting_level.
13151 (scan_omp_task): New function.
13152 (lower_rec_input_clauses): Don't run constructors for firstprivate
13153 explicit task vars which are initialized by *_omp_cpyfn*.
13154 Pass outer var ref to omp_clause_default_ctor hook if
13155 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13156 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13157 OMP_CLAUSE_REDUCTION_INIT.
13158 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13159 avoid duplicate setting of fields. Handle
13160 OMP_CLAUSE_PRIVATE_OUTER_REF.
13161 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13162 copy-out if TREE_READONLY, only copy-in.
13163 (expand_task_copyfn): New function.
13164 (expand_task_call): New function.
13165 (struct omp_taskcopy_context): New type.
13166 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13168 (lower_omp_parallel): Rename to...
13169 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13170 Call create_task_copyfn if srecord_type is needed. Adjust
13172 (task_shared_vars): New variable.
13173 (check_omp_nesting_restrictions): Warn if work-sharing,
13174 barrier, master or ordered region is closely nested inside OMP_TASK.
13175 Add warnings for barrier if closely nested inside of work-sharing,
13176 ordered, or master region.
13177 (scan_omp_1): Call check_omp_nesting_restrictions even for
13178 GOMP_barrier calls. Rename parallel_nesting_level to
13179 taskreg_nesting_level. Handle OMP_TASK.
13180 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13181 work-sharing construct, continue looking for them on parent parallel
13183 (lower_omp_for_lastprivate): Add lastprivate clauses
13184 to the beginning of dlist rather than end. Adjust for struct
13185 omp_for_data changes.
13186 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13187 not after it. Handle collapsed OMP_FOR loops, adjust for
13188 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13189 (get_ws_args_for): Adjust extract_omp_for_data caller.
13190 (scan_omp_for): Handle collapsed OMP_FOR
13191 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13192 (lower_omp_single_simple): If libgomp function doesn't return
13193 boolean_type_node, add comparison of the return value with 0.
13194 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13195 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13196 (parallel_nesting_level): Rename to...
13197 (taskreg_nesting_level): ... this.
13198 (is_taskreg_ctx): New function.
13199 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13200 of is_parallel_ctx.
13201 (execute_lower_omp): Rename parallel_nesting_level to
13202 taskreg_nesting_level.
13203 (expand_omp_parallel): Rename to...
13204 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13205 Call omp_task_call for OMP_TASK regions.
13206 (expand_omp): Adjust caller, handle OMP_TASK.
13207 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13209 * bitmap.c (bitmap_default_obstack_depth): New variable.
13210 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13211 if argument is NULL and bitmap_default_obstack is already initialized.
13212 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13214 * matrix-reorg.c (matrix_reorg): Likewise.
13216 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13218 * config/i386/i386.md (*indirect_jump): Macroize using P
13219 mode iterator. Remove !TARGET_64BIT from insn constraints.
13220 (*tablejump_1): Ditto.
13221 (*indirect_jump_rex64): Remove insn pattern.
13222 (*tablejump_1_rex64): Ditto.
13223 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13224 and eh_return_si insn patterns.
13226 2008-06-06 Richard Guenther <rguenther@suse.de>
13228 * tree-ssa-structalias.c (merge_smts_into): Remove.
13229 (find_what_p_points_to): Do not bother to compute the
13230 points-to set for pt_anything pointers.
13231 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13232 for pt_anything pointers is ok.
13234 2008-06-06 Jan Hubicka <jh@suse.cz>
13236 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13238 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13240 * cgraph.c: Fix typos in comments.
13241 (cgraph_availability_names): Fix string typo.
13242 * fold-const.c: Fix typos in comments.
13243 (fold_binary): Fix typo in warning.
13244 * genautomata.c: Fix typos in comments.
13245 (check_presence_pattern_sets): Fix typo in local variable.
13246 (output_description): Fix typo in output.
13247 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13248 * hwint.h: Likewise.
13249 * matrix-reorg.c (check_allocation_function): Likewise.
13250 * omega.c (smooth_weird_equations): Likewise.
13251 * auto-inc-dec.c: Fix typos in comments.
13252 * bb-reorder.c: Likewise.
13253 * builtins.c: Likewise.
13254 * c-common.c: Likewise.
13255 * c-cppbuiltin.c: Likewise.
13256 * c-parser.c: Likewise.
13257 * c-pretty-print.c: Likewise.
13258 * cfgcleanup.c: Likewise.
13259 * cfgexpand.c: Likewise.
13260 * cfghooks.c: Likewise.
13261 * cfglayout.c: Likewise.
13262 * cfgloopmanip.c: Likewise.
13263 * cgraphunit.c: Likewise.
13264 * coverage.c: Likewise.
13265 * dbxout.c: Likewise.
13266 * df-byte-scan.c: Likewise.
13267 * df-core.c: Likewise.
13268 * df-problems.c: Likewise.
13269 * df-scan.c: Likewise.
13271 * dominance.c: Likewise.
13272 * domwalk.c: Likewise.
13274 * dwarf2out.c: Likewise.
13275 * emit-rtl.c: Likewise.
13276 * et-forest.c: Likewise.
13277 * function.c: Likewise.
13278 * function.h: Likewise.
13280 * gcov-io.c: Likewise.
13281 * gcov.c: Likewise.
13282 * gcse.c: Likewise.
13283 * genattrtab.c: Likewise.
13284 * ggc-page.c: Likewise.
13285 * gimplify.c: Likewise.
13286 * gthr-lynx.h: Likewise.
13287 * haifa-sched.c: Likewise.
13288 * ipa-cp.c: Likewise.
13289 * ipa-inline.c: Likewise.
13290 * ipa-prop.h: Likewise.
13291 * ipa-pure-const.c: Likewise.
13292 * ipa-struct-reorg.c: Likewise.
13293 * ipa-struct-reorg.h: Likewise.
13294 * ipa-type-escape.c: Likewise.
13296 * loop-doloop.c: Likewise.
13297 * mips-tfile.c: Likewise.
13298 * mkmap-flat.awk: Likewise.
13299 * mkmap-symver.awk: Likewise.
13300 * modulo-sched.c: Likewise.
13301 * omp-low.c: Likewise.
13302 * optabs.c: Likewise.
13303 * optabs.h: Likewise.
13304 * opts.c: Likewise.
13305 * passes.c: Likewise.
13306 * postreload-gcse.c: Likewise.
13307 * postreload.c: Likewise.
13308 * predict.c: Likewise.
13309 * pretty-print.h: Likewise.
13310 * profile.c: Likewise.
13311 * protoize.c: Likewise.
13312 * ra-conflict.c: Likewise.
13313 * real.c: Likewise.
13314 * recog.c: Likewise.
13315 * regclass.c: Likewise.
13316 * regs.h: Likewise.
13317 * reload.c: Likewise.
13318 * rtl-error.c: Likewise.
13319 * rtlanal.c: Likewise.
13320 * scan.h: Likewise.
13321 * sched-rgn.c: Likewise.
13323 * stmt.c: Likewise.
13324 * target.h: Likewise.
13325 * tree-dfa.c: Likewise.
13326 * tree-eh.c: Likewise.
13327 * tree-flow-inline.h: Likewise.
13328 * tree-inline.c: Likewise.
13329 * tree-into-ssa.c: Likewise.
13330 * tree-loop-distribution.c: Likewise.
13331 * tree-nested.c: Likewise.
13332 * tree-parloops.c: Likewise.
13333 * tree-pass.h: Likewise.
13334 * tree-pretty-print.c: Likewise.
13335 * tree-profile.c: Likewise.
13336 * tree-scalar-evolution.c: Likewise.
13337 * tree-sra.c: Likewise.
13338 * tree-ssa-alias-warnings.c: Likewise.
13339 * tree-ssa-ccp.c: Likewise.
13340 * tree-ssa-coalesce.c: Likewise.
13341 * tree-ssa-dom.c: Likewise.
13342 * tree-ssa-dse.c: Likewise.
13343 * tree-ssa-forwprop.c: Likewise.
13344 * tree-ssa-live.c: Likewise.
13345 * tree-ssa-live.h: Likewise.
13346 * tree-ssa-loop-im.c: Likewise.
13347 * tree-ssa-loop-ivopts.c: Likewise.
13348 * tree-ssa-loop-niter.c: Likewise.
13349 * tree-ssa-loop-prefetch.c: Likewise.
13350 * tree-ssa-phiopt.c: Likewise.
13351 * tree-ssa-phiprop.c: Likewise.
13352 * tree-ssa-sccvn.c: Likewise.
13353 * tree-ssa-ter.c: Likewise.
13354 * tree-ssa-threadupdate.c: Likewise.
13355 * tree-ssa.c: Likewise.
13356 * tree-vect-analyze.c: Likewise.
13357 * tree-vect-transform.c: Likewise.
13358 * tree-vectorizer.c: Likewise.
13359 * tree-vn.c: Likewise.
13360 * tree-vrp.c: Likewise.
13361 * tree.c: Likewise.
13362 * tree.def: Likewise.
13363 * tree.h: Likewise.
13364 * unwind-dw2-fde.c: Likewise.
13365 * unwind.inc: Likewise.
13366 * value-prof.c: Likewise.
13367 * vmsdbgout.c: Likewise.
13369 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13371 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13372 always place FP constants in the TOC for TARGET_POWERPC64.
13373 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13375 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13377 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13378 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13379 enable for TARGET_E500_DOUBLE.
13380 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13381 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13382 floating-point modes like integer modes for E500 double.
13383 (rs6000_legitimate_offset_address_p): Likewise.
13384 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13385 addressing for DDmode for E500 double.
13386 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13387 modes as using 64-bits of registers for E500 double.
13388 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13389 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13390 specially for E500 double.
13391 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13392 TDmode for E500 double.
13393 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13394 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13395 (rs6000_split_multireg_move): Do not handle TDmode specially for
13397 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13398 using 64-bit registers for E500 double.
13399 (emit_frame_save): Do not handle DDmode specially for E500 double.
13400 (gen_frame_mem_offset): Likewise.
13401 (rs6000_function_value): Do not call spe_build_register_parallel
13402 for DDmode or TDmode.
13403 (rs6000_libcall_value): Likewise.
13404 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13405 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13408 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13410 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13413 2008-06-04 Junjie Gu <jgu@tensilica.com>
13415 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13416 comparison for frame pointers.
13418 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13421 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13423 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13426 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13427 register is already smaller or equal to required mode.
13429 2008-06-04 Xinliang David Li <davidxl@google.com>
13431 * tree-call-cdce.c: New file.
13432 (cond_dead_built_in_calls): New static variable.
13433 (input_domain): New struct.
13434 (check_pow): New function.
13435 (check_builtin_call): Ditto.
13436 (check_target_format): Ditto.
13437 (is_call_dce_candidate): Ditto.
13438 (gen_one_condition): Ditto.
13439 (gen_conditions_for_domain): Ditto.
13440 (get_domain): Ditto.
13441 (gen_conditions_for_pow_cst_base): Ditto.
13442 (gen_conditions_for_pow_int_base): Ditto.
13443 (gen_conditions_for_pow): Ditto.
13444 (get_no_error_domain): Ditto.
13445 (gen_shrink_wrap_conditions): Ditto.
13446 (shrink_wrap_one_built_in_call): Ditto.
13447 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13448 (tree_call_cdce): Ditto.
13449 (gate_call_cdce): Ditto.
13450 (pass_call_cdce): New gimple pass.
13451 * passes.c: (init_optimization_passes): New pass.
13452 * tree-pass.h: New pass declaration.
13453 * opts.c (decode_options): New flag setting.
13454 * common.opt: Add -ftree-builtin-call-dce flag.
13455 * Makefile.in: Add new source file.
13456 * tempvar.def: New tv_id.
13457 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13459 2008-06-04 Richard Guenther <rguenther@suse.de>
13461 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13462 (is_call_clobbered): Always check var_ann->call_clobbered.
13463 (mark_call_clobbered): Always set var_ann->call_clobbered.
13464 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13465 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13466 (reset_alias_info): Clear call clobbering info on MTAGs and
13468 (set_pt_anything): Set pt_global_mem.
13469 (create_tag_raw): Adjust comment.
13470 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13472 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13473 Maxim Kuvyrkov <maxim@codesourcery.com>
13475 * config/m68k/m68k.opt (mxgot): New option.
13476 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13477 (m68k_output_addr_const_extra): New.
13478 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13479 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13480 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13481 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13483 2008-06-04 Richard Guenther <rguenther@suse.de>
13485 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13486 negative or non-representable offsets.
13488 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13490 * config/i386/i386.c (ix86_gen_leave): New.
13491 (ix86_gen_pop1): Likewise.
13492 (ix86_gen_add3): Likewise.
13493 (ix86_gen_sub3): Likewise.
13494 (ix86_gen_sub3_carry): Likewise.
13495 (ix86_gen_one_cmpl2): Likewise.
13496 (ix86_gen_monitor): Likewise.
13497 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13498 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13499 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13500 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13501 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13502 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13503 (ix86_expand_epilogue): Updated.
13504 (print_operand): Handle integer register operand for 'z'.
13505 (ix86_expand_strlensi_unroll_1): Likewise.
13506 (ix86_expand_strlen): Likewise.
13507 (ix86_expand_builtin): Likewise.
13508 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13509 mov{q}/mov{l} and add{q}/add{l}.
13511 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13513 * config/i386/i386.md (P): New mode iterator.
13514 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13515 using P mode iterator.
13516 (DFmode push_operand splitter): Ditto.
13517 (XFmode push_operand splitter): Ditto.
13518 (DFmode float_extend SFmode push_operand splitter): Ditto.
13519 (XFmode float_extend SFmode push_operand splitter): Do not generate
13520 SImode pushes for 64bit target. Macroize Dimode and SImode
13521 pushes using P mode iterator.
13522 (XFmode float_extend DFmode push_operand splitter): Ditto.
13524 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13526 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13527 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13528 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13529 return type to int.
13530 (ix86_call_abi_override): Remove check for call_used_regs.
13532 2008-06-03 Richard Guenther <rguenther@suse.de>
13534 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13535 for the lhs of calls if the return type contains pointers.
13537 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13539 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13540 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13541 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13542 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13543 of cfun and DEFAULT_ABI to deceide abi mode.
13544 (DEFAULT_ABI): New.
13545 (REG_PARM_STACK_SPACE): Removed.
13546 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13547 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13548 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13549 (ix86_function_abi): Likewise.
13550 (ix86_function_type_abi): Likewise.
13551 (ix86_call_abi_override): Likewise.
13552 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13553 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13554 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13555 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13557 (X86_64_REGPARM_MAX): New.
13558 (X86_64_SSE_REGPARM_MAX): New.
13559 (X64_REGPARM_MAX): New.
13560 (X64_SSE_REGPARM_MAX): New.
13561 (X86_32_REGPARM_MAX): New.
13562 (X86_32_SSE_REGPARM_MAX): New.
13563 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13564 (ix86_function_regparm): Handle user calling abi.
13565 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13566 by DEFAULT_ABI versus SYSV_ABI check.
13567 (ix86_reg_parm_stack_space): New.
13568 (ix86_function_type_abi): New.
13569 (ix86_call_abi_override): New.
13570 (ix86_function_abi): New.
13571 (ix86_cfun_abi): New.
13572 (init_cumulative_args): Call abi specific initialization.
13573 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13574 (function_arg_64): Extend SSE_REGPARM_MAX check.
13575 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13576 (ix86_pass_by_reference): Likewise.
13577 (ix86_function_value_regno_p): Likewise.
13578 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13579 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13580 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13581 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13582 (setup_incoming_varargs_64): Adjust regparm for call abi.
13583 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13584 (ix86_va_start): Likewise.
13585 (ix86_gimplify_va_arg): Likewise.
13586 (ix86_expand_prologue): Likewise.
13587 (output_pic_addr_const): Likewise.
13588 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13589 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13590 (x86_output_mi_thunk): Likewise.
13591 (x86_function_profiler): Likewise.
13592 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13593 (SYSV_ABI, MS_ABI): New constants.
13594 (DEFAULT_ABI): New.
13595 (init_regs): Add prototype of function in regclass.c file.
13596 (OVERRIDE_ABI_FORMAT): New.
13597 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13598 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13599 (OUTGOING_REG_PARM_STACK_SPACE): New.
13600 (ix86_reg_parm_stack_space): New prototype.
13601 (CUMULATIVE_ARGS): Add call_abi member.
13602 (machine_function): Add call_abi member.
13603 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13604 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13606 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13609 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13610 (avr_builtin_setjmp_frame_value): New function.
13611 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13612 (nonlocal_goto): Define.
13614 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13616 * config/mips/mips.c (mips_emit_loadgp): Return early if
13617 there is nothing do to, otherwise emit a blockage if
13618 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13619 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13621 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13623 * configure.ac: Drop unneeded backslash ending up in config.in.
13624 * acinclude.m4: Likewise.
13625 * config.in: Regenerate.
13627 2008-05-26 Jan Hubicka <jh@suse.cz>
13629 * predict.c (maybe_hot_frequency_p): Break out of...
13630 (maybe_hot_bb_p): ... here.
13631 (maybe_hot_edge_p): New.
13632 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13633 * basic-block.h (maybe_hot_edge_p): Declare.
13635 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13637 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13638 (*cmpfp_<mode>_cc): Ditto.
13639 (*fp_jcc_8<mode>_387): Ditto.
13640 (*fop_<MODEF:mode>_2_i387): Ditto.
13641 (*fop_<MODEF:mode>_3_i387): Ditto.
13642 (*fop_xf_2_i387): Ditto.
13643 (*fop_xf_3_i387): Ditto.
13645 2008-06-02 Tomas Bily <tbily@suse.cz>
13647 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13649 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13651 * config/mips/mips.c (mips_valid_offset_p): New function.
13652 (mips_valid_lo_sum_p): Likewise.
13653 (mips_classify_address): Use them.
13654 (mips_force_address): New function.
13655 (mips_legitimize_address): Use it.
13656 * config/mips/mips.md (MOVE128): New mode iterator.
13657 (movtf): Require TARGET_64BIT. Remove empty strings.
13658 (*movtf_internal): Rename to...
13659 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13660 of "R" and use {,fp}{load,store} attributes instead of "multi".
13661 Use a separate define_split.
13662 (*movtf_mips16): New pattern.
13664 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13666 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13667 * config/mips/mips.c (mips_expand_before_return): New function.
13668 (mips_expand_epilogue): Call it.
13669 * config/mips/mips.md (return): Turn into a define_expand.
13670 (*return): New insn.
13672 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13674 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13675 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13676 functions. Do not emit uses and clobbers of CONCATs; individually
13677 use and clobber their operands.
13678 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13679 gen_clobber, emit_use and gen_use.
13680 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13681 (expand_builtin_return): Likewise.
13682 * cfgbuild.c (count_basic_blocks): Likewise.
13683 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13684 * explow.c (emit_stack_restore): Likewise.
13685 * expmed.c (extract_bit_field_1): Likewise.
13686 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13687 (emit_move_multi_word, store_constructor): Likewise.
13688 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13689 (thread_prologue_and_epilogue_insns): Likewise.
13690 * lower-subreg.c (resolve_simple_move): Likewise.
13691 * optabs.c (widen_operand, expand_binop): Likewise.
13692 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13693 * reload.c (find_reloads): Likewise.
13694 * reload1.c (eliminate_regs_in_insn): Likewise.
13695 * stmt.c (expand_nl_goto_receiver): Likewise.
13696 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13697 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13698 * config/arm/arm.c (arm_load_pic_register): Likewise.
13699 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13700 * config/arm/arm.md (untyped_return): Likewise.
13701 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13702 * config/avr/avr.c (expand_prologue): Likewise.
13703 * config/bfin/bfin.c (do_unlink): Likewise.
13704 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13705 * config/cris/cris.c (cris_expand_prologue): Likewise.
13706 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13707 (machopic_legitimize_pic_address): Likewise.
13708 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13709 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13710 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13711 (ix86_expand_convert_uns_didf_sse): Likewise.
13712 (ix86_expand_vector_init_general): Likewise.
13713 * config/ia64/ia64.md (eh_epilogue): Likewise.
13714 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13715 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13716 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13717 (config/iq2000/iq2000.c): Likewise.
13718 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13719 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13720 (builtin_longjmp): Likewise.
13721 * config/mn10300/mn10300.md (call, call_value): Likewise.
13722 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13723 * config/pdp11/pdp11.md (abshi2): Likewise.
13724 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13725 * config/s390/s390.c (s390_emit_prologue): Likewise.
13726 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13727 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13728 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13729 * config/sh/sh.c (prepare_move_operands): Likewise.
13730 (output_stack_adjust, sh_expand_epilogue): Likewise.
13731 (sh_set_return_address, sh_expand_t_scc): Likewise.
13732 * config/sparc/sparc.c (load_pic_register): Likewise.
13733 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13734 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13735 * config/v850/v850.c (expand_epilogue): Likewise.
13737 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13739 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13740 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13741 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13742 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13743 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13744 stack pointer register.
13745 (output_movhi): Remove code for interrupt specific writing to the
13746 stack pointer register.
13748 2008-05-31 Richard Guenther <rguenther@suse.de>
13750 PR tree-optimization/34244
13751 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13752 (tree_expr_nonzero_warnv_p): Likewise.
13753 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13754 ssa_name_nonnegative_p.
13755 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13756 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13757 not tree_expr_nonzero_warnv_p.
13759 PR tree-optimization/36262
13761 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13763 PR tree-optimization/34244
13764 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13765 (record_numbers_of_iterations): New function.
13766 (execute_vrp): Cache the numbers of iterations of loops.
13767 * tree-scalar-evolution.c (scev_reset_except_niters):
13769 (scev_reset): Use scev_reset_except_niters.
13770 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13772 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13774 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13775 __WORKAROUND_RETS when appropriate.
13777 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13779 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13780 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13782 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13783 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13784 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13785 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13786 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13787 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13788 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13789 *fop_df_1_sse insn patterns using MODEF mode iterator.
13790 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13791 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13792 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13793 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13794 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13795 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13796 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13797 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13798 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13799 (*fop_xf_5_i387): Ditto.
13800 (*fop_xf_6_i387): Ditto.
13802 2008-05-30 Richard Guenther <rguenther@suse.de>
13804 * builtins.c (build_string_literal): Avoid generating
13805 a non-gimple_val result.
13807 2008-05-30 DJ Delorie <dj@redhat.com>
13809 * exec-tool.in: Use an environment variable (private) instead of a
13810 file (shared) as a semaphore, so as to not break parallel builds.
13812 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13814 * optabs.c (maybe_encapsulate_block): Remove.
13815 (emit_libcall_block): Adjust accordingly.
13816 * optabs.h (maybe_encapsulate_block): Remove prototype.
13818 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13819 Don't use maybe_encapsulate_block.
13821 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13823 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13824 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13825 rtx is a SYMBOL_REF before calling get_pool_constant.
13827 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13829 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13831 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13833 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13834 rather than OS names to choose INO_T_EQ definition.
13835 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13836 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13838 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13841 * config/darwin-f.c: New.
13842 * config/t-darwin: Added rule to build darwin-f.o.
13843 * config.gcc: Defined new variable, fortran_target_objs.
13844 (*-*-darwin*): Set fortran_target_objs.
13845 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13846 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13847 * configure: Regenerated.
13849 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13852 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13853 canonical type if needed.
13855 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13857 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13859 2008-05-29 Richard Guenther <rguenther@suse.de>
13861 PR tree-optimization/36343
13862 PR tree-optimization/36346
13863 PR tree-optimization/36347
13864 * tree-flow.h (clobber_what_p_points_to): Declare.
13865 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13866 pointed-to variable is dereferenced is irrelevant to whether
13867 the pointer can access the pointed-to variable.
13868 (clobber_what_p_points_to): New function.
13869 * tree-ssa-alias.c (set_initial_properties): Use it.
13870 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13871 call clobber check for NMTs.
13873 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13875 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13876 for printing gcov_type.
13878 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13880 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13881 and the eh region information.
13882 * value-prof.c (gimple_move_stmt_histograms): New function.
13883 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13885 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13887 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13889 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13891 * value-prof.c (tree_ic_transform): Print counts.
13892 * tree-profile.c (tree_gen_ic_func_profiler):
13893 Clear __gcov_indreict_call_callee variable to avoid misattribution
13896 2008-05-28 Rafael EspÃndola <espindola@google.com>
13898 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13901 2008-05-28 Richard Guenther <rguenther@suse.de>
13903 PR tree-optimization/36339
13904 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13905 and clobbering code out of the loop.
13907 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13909 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13912 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13913 s390_contiguous_bitmask_p, s390_symref_operand_p,
13914 s390_check_symref_alignment, s390_reload_larl_operand,
13915 s390_reload_symref_address): New functions.
13916 (s390_branch_condition_mnemonic): Support compare and branch
13918 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13919 and 'W' constraints.
13920 (s390_secondary_reload): Add secondary reloads for unaligned
13921 symbol refs or symbol refs to floating point or QI/TI mode
13923 (legitimate_address_p): Accept symbol references as addresses.
13924 (s390_expand_insv): Use rotate and insert selected bits
13925 instruction for insv when building for z10.
13926 (print_operand_address): Handle symbol ref addresses.
13927 (print_operand): Output modifier 'c' added for signed byte values.
13928 (s390_encode_section_info): Mark symbol refs with
13929 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13931 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13932 (length attribute): RRF, RRR have 4 byte length.
13933 (FPALL, INTALL): New mode iterators added.
13934 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13935 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13936 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13937 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13938 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13939 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13940 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13941 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13943 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13944 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13945 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13946 reload<INTALL:mode><P:mode>_toreg_z10,
13947 reload<FPALL:mode><P:mode>_tomem_z10,
13948 reload<FPALL:mode><P:mode>_toreg_z10,
13949 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13950 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13951 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13952 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13954 (movmem, clrmem, cmpmem): New splitters added.
13956 * config/s390/predicates.md (larl_operand): Use
13957 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13958 SYMBOL_REF_ALIGN1_P.
13959 (s390_signed_integer_comparison,
13960 s390_unsigned_integer_comparison): New predicates.
13962 * config/s390/s390-protos.h (s390_check_symref_alignment,
13963 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13964 s390_reload_symref_address,
13965 s390_compare_and_branch_condition_mask): Prototypes added.
13967 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13968 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13969 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13971 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13973 * config/s390/s390.c (z10_cost): New cost function for z10.
13974 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13975 (s390_issue_rate): Adjust issue rate for z10.
13976 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13977 (processor_flags): Add PF_Z10.
13978 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13979 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13980 * gcc/config.gcc: Add z10.
13982 2008-05-28 Richard Guenther <rguenther@suse.de>
13984 PR tree-optimization/36291
13985 * tree-flow. h (struct gimple_df): Remove var_anns member.
13986 * tree-flow-inline.h (gimple_var_anns): Remove.
13987 (var_ann): Simplify.
13988 * tree-dfa.c (create_var_ann): Simplify.
13989 (remove_referenced_var): Clear alias info from var_anns of globals.
13990 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13991 (delete_tree_ssa): Clear alias info from var_anns of globals.
13992 Do not free var_anns.
13993 (var_ann_eq): Remove.
13994 (var_ann_hash): Likewise.
13996 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13998 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13999 and loongson2f entries.
14000 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14001 * config/mips/mips.h (processor_type): Add Loongson-2E
14002 and Loongson-2F entries.
14003 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14004 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14005 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14006 * doc/invoke.texi (MIPS Options): Document loongson2e
14007 and loongson2f processor names.
14009 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14013 * config/i386/i386.c (ix86_function_arg_boundary): Use
14014 alignment of canonical type.
14015 (ix86_expand_vector_move): Check unaligned memory access for
14018 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14020 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14021 Moved to the front of file.
14023 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14024 H.J. Lu <hongjiu.lu@intel.com>
14026 * dwarf2out.c (current_fde): New.
14028 (lookup_cfa:): Likewise.
14029 (dwarf2out_end_epilogue): Likewise.
14030 (dwarf2out_note_section_used): Likewise.
14032 2008-05-27 Michael Matz <matz@suse.de>
14035 * c.opt (Wenum-compare): New warning option.
14036 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14038 2008-05-27 Michael Matz <matz@suse.de>
14040 PR middle-end/36326
14041 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14043 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14044 into memory as tail calls.
14046 2008-05-27 Richard Guenther <rguenther@suse.de>
14048 PR tree-optimization/36339
14049 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14050 pointers cause all addressable variables to be call clobbered.
14052 2008-05-27 Richard Guenther <rguenther@suse.de>
14054 PR tree-optimization/36245
14055 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14057 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14059 * config/s390/s390.md: Replace all occurences of the 'm'
14060 constraint with 'RT'.
14062 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14064 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14066 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14068 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14069 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14070 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14072 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14074 * reload.c: (find_reloads): Skip alternatives according to the
14075 "enabled" attribute. Constify the constraint variable.
14076 * recog.c (get_attr_enabled): Add default implementation.
14077 (extract_insn): Set the alternative_enabled_p array
14078 in the recog_data struct.
14079 (preprocess_constraints, constrain_operands): Skip
14080 alternatives according to the "enabled" attribute
14081 * recog.h (struct recog_data): New field alternative_enabled_p.
14082 (skip_alternative): New inline function.
14083 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14084 (record_reg_classes): Skip alternative according to the
14085 "enabled" attribute.
14087 * doc/md.texi: Add documention for the "enabled" attribute.
14089 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14091 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14092 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14093 constraint with TARGET_MEM_CONSTRAINT.
14094 * recog.c (asm_operand_ok, preprocess_constraints,
14095 constrain_operands): Likewise.
14096 * regclass.c (record_reg_classes): Likewise.
14097 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14098 * reload1.c (maybe_fix_stack_asms): Likewise.
14099 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14100 * recog.h: Adjust comment.
14101 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14102 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14103 * doc/md.texi: Add a note to description of 'm' constraint.
14104 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14106 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14108 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14109 that the bitfield is of integral type before testing its precision.
14111 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14112 Sa Liu <saliu@de.ibm.com>
14114 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14115 __modti3, __udivti3, __umodti3 and __udivmodti4.
14116 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14117 that implement TImode mul and div functions.
14118 * config/spu/multi3.c: New. Implement __multi3.
14119 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14120 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14123 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14125 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14126 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14127 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14128 tls_sysv_suffix): New mode and mode attribute iterators.
14129 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14130 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14131 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14132 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14133 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14136 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14138 PR tree-optimization/36329
14139 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14140 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14141 * cgraphbuild.c (initialize_inline_failed): Use the latter
14142 macro in lieu of the former.
14143 * ipa-inline.c (cgraph_mark_inline): Likewise.
14144 (cgraph_decide_inlining_of_small_function): Likewise.
14145 (cgraph_decide_inlining): Likewise.
14146 (cgraph_decide_inlining_incrementally): Likewise.
14148 2008-05-26 Tristan Gingold <gingold@adacore.com>
14149 Anatoly Sokolov <aesok@post.ru>
14151 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14152 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14153 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14154 optimization for 'avr6' architecture.
14156 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14159 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14161 2008-05-26 Richard Guenther <rguenther@suse.de>
14163 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14164 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14166 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14168 PR middle-end/36253
14169 * caller-save.c (insert_restore): Verify alignment of spill space.
14170 (insert_save): Likewise.
14171 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14172 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14173 (STACK_SLOT_ALIGNMENT): Likewise.
14174 * function.c (LOCAL_ALIGNMENT): Removed.
14175 (get_stack_local_alignment): New.
14176 (assign_stack_local): Use it. Set alignment on stack slot.
14177 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14178 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14179 (STACK_SLOT_ALIGNMENT): New.
14180 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14181 stack slot in XFmode.
14183 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14185 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14188 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14189 argument operand in rax isn't removed.
14191 2008-05-26 Richard Guenther <rguenther@suse.de>
14193 PR middle-end/36300
14194 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14195 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14197 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14200 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14202 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14204 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14205 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14207 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14209 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14210 build a trampoline if we don't want one.
14211 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14212 return zero for nested functions if we don't want a trampoline.
14214 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14216 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14218 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14221 * c.opt: Removed undocumented option '-lang-fortran'.
14222 * c-common.h: Removed global variable 'lang_fortran'.
14223 * c-opts.c (c_common_handle_option): Removed code to handle
14224 option '-lang-fortran'. Updated includes.
14225 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14226 definition of '__GFORTRAN__'.
14227 (define__GNUC__): Reimplemented to use BASEVER and
14228 cpp_define_formatted.
14229 (builtin_define_with_value_n): Removed.
14230 * c-incpath.h: Renamed to ...
14231 * incpath.h: ... this.
14232 * c-incpath.c: Renamed to ...
14233 * incpath.c: ... this. Updated includes.
14234 * fix-header.c: Updated includes.
14235 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14236 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14237 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14239 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14241 * tree.h: Update the table of flags used on tree nodes.
14242 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14243 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14244 (FORCED_LABEL): Add access check.
14245 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14246 (ASM_INPUT_P): Likewise.
14247 (ASM_VOLATILE_P): Likewise.
14248 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14249 (OMP_SECTION_LAST): Access private_flag directly.
14250 (OMP_RETURN_NOWAIT): Likewise.
14251 (OMP_PARALLEL_COMBINED): Likewise.
14252 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14253 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14254 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14255 deprecated_flag directly.
14257 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14259 * final.c (frame_pointer_needed): Removed.
14260 * flags.h (frame_pointer_needed): Likewise.
14262 * function.h (rtl_data): Add frame_pointer_needed.
14263 (frame_pointer_needed): New.
14265 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14267 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14269 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14271 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14274 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14276 * c-common.c (strip_array_types): Move function to..
14278 (get_inner_array_type): Delete.
14279 * c-common.h (strip_array_types): Move declaration to..
14281 (get_inner_array_type): Delete.
14282 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14283 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14284 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14285 * config/pa/pa.c (emit_move_sequence): Likewise.
14287 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14289 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14292 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14294 * function.c: Include target hook for nonlocal_goto frame value.
14296 2008-05-24 Richard Guenther <rguenther@suse.de>
14298 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14299 variable can be only accessed through a pointer or a union.
14301 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14303 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14304 * doc/extend.texi: Likewise.
14306 2008-05-23 DJ Delorie <dj@redhat.com>
14308 * config/m32c/jump.md (untyped_call): Add.
14310 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14311 for A24 to PSImode.
14312 (m32c_address_cost): Detail costs for indirect offsets.
14314 2008-05-23 Rafael EspÃndola <espindola@google.com>
14316 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14317 if a node is a SUBREG.
14318 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14321 2008-05-23 Paul Brook <paul@codesourcery.com>
14322 Carlos O'Donell <carlos@codesourcery.com>
14324 * doc/extend.texi: Clarify use of __attribute__((naked)).
14325 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14326 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14327 * function.c (use_register_for_decl): Use
14328 targetm.calls.allocate_stack_slots_for_args.
14329 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14330 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14331 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14333 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14335 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14337 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14339 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14340 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14341 is only rounded once.
14343 2008-05-23 Richard Guenther <rguenther@suse.de>
14345 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14347 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14348 Jakub Jelinek <jakub@redhat.com>
14351 * configure.ac: Handle --enable-cld.
14352 * configure: Regenerated.
14353 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14354 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14355 (ix86_current_function_needs_cld): New define.
14356 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14357 (cld): New isns pattern.
14358 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14359 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14360 * config/i386/i386.opt (mcld): New option.
14361 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14362 TARGET_CLD and ix86_current_function_needs_cld.
14363 (override_options): Use -mcld by default for 32-bit code if
14366 * doc/install.texi (Options specification): Document --enable-cld.
14367 * doc/invoke.texi (Machine Dependent Options)
14368 [i386 and x86-64 Options]: Add -mcld option.
14369 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14371 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14372 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14373 (return_in_memory_64): Likewise.
14374 (return_in_memory_ms_64): Likewise.
14376 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14378 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14379 * builtins.c (fold_builtin_fpclassify): New.
14380 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14381 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14382 * c-common.c (handle_type_generic_attribute): Adjust to accept
14383 fixed arguments before an elipsis.
14384 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14385 * doc/extend.texi: Document __builtin_fpclassify.
14387 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14389 * omp-low.c (gate_expand_omp_ssa): Remove.
14390 (pass_expand_omp_ssa): Remove.
14391 (gate_expand_omp): Do not check for flag_openmp_ssa.
14392 * common.opt (-fopenmp-ssa): Remove.
14393 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14395 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14397 * config/sh/sh.opt (mfixed-range): New option.
14398 * config/sh/sh-protos.h (sh_fix_range): Declare.
14399 * config/sh/sh.c (sh_fix_range): New function.
14400 * config/sh/sh.h (sh_fixed_range_str): Declare.
14401 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14403 * doc/invoke.texi (SH Options): Document -mfixed-range.
14405 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14407 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14408 it before the redeclaration.
14410 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14412 * config/avr/avr.c (get_sequence_length): Add new function.
14413 (expand_prologue, expand_epilogue): Remove duplicate code.
14415 2008-05-22 Rafael EspÃndola <espindola@google.com>
14417 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14420 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14422 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14423 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14425 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14426 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14427 (vect_update_misalignment_for_peel): Likewise.
14428 (vector_alignment_reachable_p): Likewise.
14429 * tree-vect-transform.c (vectorizable_load): Likewise.
14430 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14431 (get_vectype_for_scalar_type): Pass mode of scalar_type
14432 to UNITS_PER_SIMD_WORD.
14434 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14435 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14436 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14437 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14438 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14440 2008-05-22 Ira Rosen <irar@il.ibm.com>
14442 PR tree-optimization/36293
14443 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14444 if the first load must be skipped because of a gap.
14446 2008-05-22 Richard Guenther <rguenther@suse.de>
14448 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14449 more cases of offset disambiguation that is possible if
14450 strict-aliasing rules apply.
14451 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14452 for basic offset and type-based disambiguation.
14454 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14456 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14457 ix86_expand_vector_set on V16QImode for SSE4.1.
14459 2008-05-21 Tom Tromey <tromey@redhat.com>
14461 * c.opt (Wimport): Mark as undocumented.
14462 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14464 (Warning Options): Likewise.
14465 * doc/cppopts.texi: Don't mention -Wimport.
14467 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14469 PR tree-optimization/36287
14470 PR tree-optimization/36286
14471 * lambda-code.c (build_access_matrix): Do not use the loop->num
14472 for computing the number of induction variables: use the loop depth
14475 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14478 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14479 option -f(no-)leading-underscore.
14481 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14483 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14484 GET_MODE_NUNITS (mode).
14486 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14488 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14489 (-mmulhw): Add 464 to description.
14490 (-mdlmzb): Likewise.
14491 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14492 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14494 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14495 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14496 * config/rs6000/rs6000.md: Update comments for 464.
14498 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14500 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14502 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14504 * config/i386/sse.md (vec_extractv4sf): Removed.
14505 (vec_extractv2df): Likewise.
14506 (vec_extractv2di): Likewise.
14507 (vec_extractv4si): Likewise.
14508 (vec_extractv8hi): Likewise.
14509 (vec_extractv16qi): Likewise.
14510 (vec_extract<mode>): New.
14512 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14514 * config/i386/sse.md (vec_setv4sf): Removed.
14515 (vec_setv2df): Likewise.
14516 (vec_setv2di): Likewise.
14517 (vec_setv4si): Likewise.
14518 (vec_setv8hi): Likewise.
14519 (vec_setv16qi): Likewise.
14520 (vec_set<mode>): New.
14522 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14524 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14525 goto for vec_concat and vec_interleave.
14527 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14529 * config/i386/sse.md (vec_initv4sf): Removed.
14530 (vec_initv2df): Likewise.
14531 (vec_initv2di): Likewise.
14532 (vec_initv4si): Likewise.
14533 (vec_initv8hi): Likewise.
14534 (vec_initv16qi): Likewise.
14535 (vec_init<mode>): New.
14537 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14539 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14541 2008-05-21 Tom Tromey <tromey@redhat.com>
14543 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14544 (zone_find_object_offset): Likewise.
14545 (gt_ggc_m_S): Likewise.
14546 (highest_bit): Likewise.
14547 * ggc-page.c (gt_ggc_m_S): New function.
14548 * stringpool.c (string_stack): Remove.
14549 (init_stringpool): Update.
14550 (ggc_alloc_string): Use ggc_alloc.
14551 (maybe_delete_ident): New function.
14552 (ggc_purge_stringpool): Likewise.
14553 (gt_ggc_m_S): Remove.
14554 * ggc-common.c (ggc_protect_identifiers): New global.
14555 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14556 ggc_protect_identifiers.
14557 * ggc.h (ggc_protect_identifiers): Declare.
14558 (gt_ggc_m_S): Update.
14559 (ggc_purge_stringpool): Declare.
14560 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14561 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14563 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14565 2008-05-21 David S. Miller <davem@davemloft.net>
14567 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14570 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14572 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14575 2008-05-20 David Daney <ddaney@avtrex.com>
14577 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14578 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14579 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14580 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14581 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14582 (atomic_hiqi_op): New define_code_iterator.
14583 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14584 mips_expand_compare_and_swap_12.
14585 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14586 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14587 (sync_<optab><mode>, sync_old_<optab><mode>,
14588 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14589 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14590 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14591 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14592 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14593 (test_and_set_12): New insn.
14594 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14595 sync_new_<optab><mode>, sync_old_nand<mode>,
14596 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14597 clobber to operand 0 for SI and DI mode insns.
14598 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14599 mips_gen_fn_4): New typedefs.
14600 (mips_gen_fn_ptrs): Define new union type.
14601 (mips_expand_compare_and_swap_12): Remove declaration.
14602 (mips_expand_atomic_qihi): Declare function.
14603 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14604 (mips_expand_atomic_qihi): ... this. Use new generator function
14606 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14607 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14608 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14609 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14610 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14611 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14612 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14613 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14614 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14615 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14618 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14620 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14623 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14625 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14626 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14627 (avr_attribute_table): Add 'OS_main' function attribute.
14628 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14629 functions with 'OS_main' attribute.
14631 2008-05-20 Richard Guenther <rguenther@suse.de>
14633 PR tree-optimization/35204
14634 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14635 helper, split out from ...
14636 (DFS): ... here. Make the DFS walk non-recursive.
14638 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14639 Jan Sjodin <jan.sjodin@amd.com>
14641 PR tree-optimization/36181
14642 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14643 (parallelize_loops): Don't parallelize when the loop has vector
14646 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14647 Sebastian Pop <sebastian.pop@amd.com>
14649 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14650 matrix, and never look at the tree representation of the memory
14652 (linear_transform_loops): Computes parameters and access matrices.
14653 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14655 (access_matrix_get_index_for_parameter): New.
14656 * tree-data-ref.h (struct access_matrix): New.
14657 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14658 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14659 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14660 am_vector_index_for_loop): New.
14661 (struct data_reference): Add field access_matrix.
14662 (DR_ACCESS_MATRIX): New.
14663 (compute_data_dependences_for_loop): Update declaration.
14664 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14665 * lambda.h (lambda_vector_vec_p): Declared.
14666 * lambda-code.c: Depend on pointer-set.h.
14667 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14668 av_for_af_base, av_for_af, build_access_matrix,
14669 lambda_compute_access_matrices): New.
14670 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14672 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14674 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14675 $SOURCEDIR/include.
14677 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14678 Sebastian Pop <sebastian.pop@amd.com>
14680 PR tree-optimization/36206
14681 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14683 (instantiate_scev_1): Rename flags to fold_conversions.
14684 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14685 outeside instantiation_loop.
14686 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14687 (evolution_function_is_affine_or_constant_p): Removed.
14688 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14690 (analyze_siv_subscript): Pass in the loop nest number.
14691 Call evolution_function_is_affine_in_loop instead of
14692 evolution_function_is_affine_p.
14693 (analyze_overlapping_iterations): Pass in the loop nest number.
14695 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14696 Sebastian Pop <sebastian.pop@amd.com>
14698 PR tree-optimization/36206
14699 * tree-chrec.h (chrec_fold_op): New.
14700 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14703 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14705 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14707 (remove_duplicates): Do not set inode on non-inode systems.
14710 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14712 * config.gcc (tm_file): Update comments about relative pathnames.
14714 2008-05-20 Richard Guenther <rguenther@suse.de>
14716 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14717 * tree-ssa-sccvn.c (process_scc): Likewise.
14718 * tree-ssa-sink.c (execute_sink_code): Likewise.
14719 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14720 * tree-vrp.c (process_assert_insertions): Likewise.
14721 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14722 (perform_tree_ssa_dce): Likewise.
14723 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14724 (dump_dominator_optimization_stats): Likewise.
14725 * tree-vectorizer.c (vectorize_loops): Likewise.
14727 2008-05-20 Richard Guenther <rguenther@suse.de>
14729 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14731 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14733 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14734 (ix86_i386elf_return_in_memory): Likewise.
14735 (ix86_i386interix_return_in_memory): Likewise.
14736 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14737 (SUBTARGET_RETURN_IN_MEMORY): New.
14738 * config/i386/i386elf.h: Likewise.
14739 * config/i386/ptx4-i.h: Likewise.
14740 * config/i386/sol2-10.h: Likewise.
14741 * config/i386/sysv4.h: Likewise.
14742 * config/i386/vx-common.h: Likewise.
14743 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14744 * config/i386/i386.c (ix86_return_in_memory): Made static and
14745 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14746 (ix86_i386elf_return_in_memory): Removed.
14747 (ix86_i386interix_return_in_memory): Removed.
14748 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14749 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14751 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14753 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14755 2008-05-19 Xinliang David Li <davidxl@google.com>
14757 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14759 * common.opt: Ditto.
14760 * doc/invoke.texi: Ditto.
14762 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14764 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14765 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14767 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14770 sizes of operand array from 8/4 to 4/2.
14771 (ix86_expand_vector_init_general): Change size of operand array
14772 from 32 to 16. Remove op0, op1 and half_mode.
14774 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14776 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14777 (ix86_expand_vector_init_interleave): Likewise.
14778 (ix86_expand_vector_init_general): Use them. Assert
14779 word_mode == SImode when n_words == 4.
14781 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14783 * config/i386/i386.c (ix86_secondary_reload): New static function.
14784 (TARGET_SECONDARY_RELOAD): New define.
14785 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14786 * config/i386/i386.md (reload_outqi): Remove.
14788 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14790 PR middle-end/35509
14791 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14792 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14793 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14794 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14795 (fold_builtin_1): Likewise.
14796 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14797 c-common.c (check_builtin_function_arguments): Handle
14798 BUILT_IN_ISINF_SIGN.
14799 * doc/extend.texi: Document __builtin_isinf_sign.
14800 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14802 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14804 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14805 EH cleanup at the end of the pass, search for those that have been
14806 turned into forwarder blocks and do the cleanup on their successor.
14808 2008-05-18 Richard Guenther <rguenther@suse.de>
14810 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14811 pointers to sizetype and vice versa.
14813 2008-05-18 Xinliang David Li <davidxl@google.com>
14815 * gcc/tree-ssa-dce.c: Coding style fix.
14816 (check_pow): Documentation comment.
14817 (check_log): Documenation comment. Coding style fix.
14818 (is_unnecessary_except_errno_call): Ditto.
14819 (gen_conditions_for_pow): Ditto.
14820 (gen_conditions_for_log): Ditto.
14821 (gen_shrink_wrap_conditions): Ditto.
14822 (shrink_wrap_one_built_in_calls): Ditto.
14823 * gcc/doc/invoke.texi: Better documentation string.
14824 * ChangeLog: Fix wrong change log entries from
14825 May 17 checkin on function call DCE.
14827 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14829 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14831 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14833 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14834 * df-problems.c (simulation routines): Fixed block comment to
14835 properly say how to add forwards scanning functions.
14837 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14839 * tree-inline.c (setup_one_parameter): Remove dead code.
14841 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14843 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14844 a BIT_AND_EXPR only for an INTEGER_TYPE.
14846 2008-05-17 Xinliang David Li <davidxl@google.com>
14848 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14849 (check_pow, check_log, is_unnecessary_except_errno_call): New
14850 functions to check for eliminating math functions that are pure
14851 except for setting errno.
14852 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14853 general condition expressions for shrink-wrapping pow/log calls.
14854 (gen_shrink_wrap_conditions): Ditto.
14855 (shrink_wrap_one_built_in_call): Ditto.
14856 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14857 (mark_operand_necessary): If debugging, output if OP is necessary.
14858 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14860 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14862 * gcc/common.opt: New user flag -ftree-builtin-dce.
14863 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14865 2008-05-16 David S. Miller <davem@davemloft.net>
14867 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14868 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14870 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14873 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14875 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14877 * ifcvt.c (dead_or_predicable): Rename
14878 df_simulate_one_insn_backwards to df_simulate_one_insn.
14879 * recog.c (peephole2_optimize): Ditto.
14880 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14882 * df.h: Rename df_simulate_one_insn_backwards to
14883 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14884 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14885 scanning of defs and uses.
14886 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14887 (df_simulate_one_insn_forwards): Removed.
14889 2008-05-16 Doug Kwan <dougkwan@google.com>
14891 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14893 (real_from_string): Handle NaNs and Inf as approriate.
14895 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14897 * doc/gty.texi (Source Files Containing Type Information): Note
14898 that headers should appear first in the gtfiles list.
14900 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14902 * tree.def (COND_EXEC): Properly documented this code.
14904 2008-05-16 Diego Novillo <dnovillo@google.com>
14906 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14907 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14910 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14912 * tree-ssa-dse (max_stmt_uid): Removed.
14913 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14914 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14915 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14916 * function.h (cfun.last_stmt_uid): New field.
14917 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14918 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14920 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14921 (create_stmt_ann): Initialize the ann->uid field.
14922 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14924 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14926 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14928 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14929 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14930 (init_empty_tree_cfg): Call it.
14932 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14934 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14937 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14939 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14940 * tree-dump.c (dump_options): New verbose option.
14941 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14943 * tree-pass.h (TDF_VERBOSE): New dump flag.
14944 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14945 (tree-flow.h): Added include.
14946 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14948 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14950 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14952 From Jie Zhang <jie.zhang@analog.com>
14953 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14954 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14955 mcpu=bf561-none and mcpu=bf561-0.2.
14956 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14957 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14958 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14959 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14960 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14961 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14962 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14964 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14965 (cputype_selected): Remove.
14966 (bfin_handle_option): Don't use cputype_selected.
14967 (override_options): When no mcpu option, enable all workarounds.
14968 Don't use bfin_workarounds.
14969 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14971 (DEFAULT_CPU_TYPE): Don't define.
14973 2008-05-16 Richard Guenther <rguenther@suse.de>
14975 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14976 on deletion of the last stmt.
14978 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14980 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14981 V8HImode for SSE2 and V16QImode for SSE4.1.
14983 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14985 * cgraph.h (compute_inline_parameters): Made public.
14986 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14987 variable_generate_summary, function_write_summary,
14988 variable_write_summary, variable_read_summary. Added generate_summary,
14989 write_summary, read_summary.
14990 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14991 pass_ipa_inline.function_generate_summary, to
14992 compute_inline_parameters.
14993 * ipa-inline.c (compute_inline_parameters): Made public and added
14995 (compute_inline_parameters_for_current): New function.
14996 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14997 (inline_generate_summary): Removed parameter and made to loop over
14999 (pass_ipa_inline): Updated for new IPA_PASS structure.
15000 * passes.c (execute_ipa_summary_passes): Now is called once per
15001 pass rather than once per node*pass.
15003 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15005 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15006 avr_have_mul_p, avr_asm_only_p): Remove variables.
15007 (avr_override_options): Remove initialization of removed variables.
15008 (avr_file_start): Convert removed variables to fields of
15009 'struct base_arch_s *avr_current_arch'.
15010 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15011 (AVR_HAVE_MUL): (Ditto.).
15012 (AVR_HAVE_MOVW): (Ditto.).
15013 (AVR_HAVE_LPMX): (Ditto.).
15014 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15015 avr_asm_only_p): Remove declaration.
15017 2008-05-15 Diego Novillo <dnovillo@google.com>
15019 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15020 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15022 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15024 PR middle-end/36194
15025 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15026 Don't call record_truncated_value from here.
15027 (record_truncated_value): Turn it into a for_each_rtx callback.
15028 (record_truncated_values): New function.
15029 (combine_instructions): Call note_uses with record_truncated_values.
15030 Change name of check_conversion to check_promoted_subreg.
15032 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15034 * doc/sourcebuild.texi: Document support for torture tests.
15036 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15038 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15039 to alternative 4 of operand 2.
15041 2008-05-15 Richard Guenther <rguenther@suse.de>
15043 * tree-pass.h (current_pass): Declare.
15044 (get_pass_for_id): Likewise.
15045 * passes.c (passes_by_id, passes_by_id_size): New globals.
15046 (set_pass_for_id): New function.
15047 (get_pass_for_id): Likewise.
15048 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15049 (execute_function_todo): Flush per function statistics.
15050 * toplev.c (compile_file): Init statistics.
15051 (general_init): Do early statistics initialization.
15052 (finalize): Finish statistics.
15053 * statistics.h (statistics_early_init): Declare.
15054 (statistics_init): Likewise.
15055 (statistics_fini): Likewise.
15056 (statistics_fini_pass): Likewise.
15057 (statistics_counter_event): Likewise.
15058 (statistics_histogram_event): Likewise.
15059 * statistics.c: New file.
15060 * Makefile.in (OBJS-common): Add statistics.o.
15061 (statistics.o): Add dependencies.
15062 * doc/invoke.texi (-fdump-statistics): Document.
15064 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15065 (insert): Likewise.
15066 (execute_pre): Use statistics_counter_event.
15067 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15068 (substitute_and_fold): Increment it. Use statistics_counter_event.
15070 2008-05-15 Diego Novillo <dnovillo@google.com>
15072 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15074 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15075 * tree-ssa-alias.c (new_type_alias): Remove references to
15076 sub-variables from comment.
15077 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15079 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15081 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15082 attribute to 1 only for insertps alternative.
15084 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15086 * config/bfin/bfin.md (loadbytes): New pattern.
15087 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15088 (bfin_init_builtins): Initialize it.
15089 (bdesc_1arg): Add it.
15091 2008-05-15 Sa Liu <saliu@de.ibm.com>
15093 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15094 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15095 * testsuite/lib/target-supports.exp: Add
15096 check_effective_target_fortran_integer_16.
15098 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15100 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15101 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15102 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15103 (TARGET_RETURN_IN_MEMORY): Define.
15105 2008-05-15 Richard Guenther <rguenther@suse.de>
15107 PR middle-end/36244
15108 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15109 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15110 represent unmodifiable vars.
15112 2008-05-15 Richard Guenther <rguenther@suse.de>
15114 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15115 INDIRECT_REF and TARGET_MEM_REF.
15116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15119 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15120 H.J. Lu <hongjiu.lu@intel.com>
15122 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15123 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15124 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15125 insn alternatives. Add missing alternatives.
15126 (*vec_concatv2di_rex64_sse4_1): Likewise.
15127 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15128 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15129 Require TARGET_SSE.
15131 2008-05-15 Richard Guenther <rguenther@suse.de>
15133 PR tree-optimization/36009
15134 PR tree-optimization/36204
15135 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15136 (determine_invariantness_stmt): Record the loop a store is
15137 always executed in.
15138 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15141 2008-05-15 Richard Guenther <rguenther@suse.de>
15143 PR tree-optimization/34330
15144 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15145 through the pointer will alias the SMT.
15147 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15149 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15151 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15153 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15155 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15156 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15158 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15159 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15160 (vashl_optab): New optab for vector/vector shifts.
15161 (vashr_optab): Ditto.
15162 (vlshr_optab): Ditto.
15163 (vrotl_optab): Ditto.
15164 (vrotr_optab): Ditto.
15165 (optab_subtype): New enum for optab_for_tree_code call.
15166 (optab_for_tree_code): Add enum optab_subtype argument.
15168 * optabs.c (optab_for_tree_code): Take an additional argument to
15169 distinguish between a vector shift by a scalar and vector shift by
15170 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15171 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15172 vector shift by a vector.
15173 (expand_widen_pattern_expr): Pass additional argument to
15174 optab_for_tree_code.
15176 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15177 vrotl_optab, vrotr_optab.
15179 * expr.c (expand_expr_real_1): Update calls to
15180 optab_for_tree_code to distinguish between vector shifted by a
15181 scalar and vector shifted by a vector.
15182 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15183 (supportable_narrowing_operation): Ditto.
15184 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15185 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15186 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15187 (vect_create_epilog_for_reduction): Ditto.
15188 (vectorizable_reduction): Ditto.
15189 (vectorizable_operation): Ditto.
15190 (vect_strided_store_supported): Ditto.
15191 (vect_strided_load_supported): Ditto.
15192 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15193 * expmed.c (expand_shift): Ditto.
15195 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15197 (ashr@var{m}3): Ditto.
15198 (vashl@var{m}3): Document new vector/vector shift standard name.
15199 (vashr@var{m}3): Ditto.
15200 (vlshr@var{m}3): Ditto.
15201 (vrotl@var{m}3): Ditto.
15202 (vrotr@var{m}3): Ditto.
15204 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15205 (PPERM_INVERT): Ditto.
15206 (PPERM_REVERSE): Ditto.
15207 (PPERM_REV_INV): Ditto.
15208 (PPERM_ZERO): Ditto.
15209 (PPERM_ONES): Ditto.
15210 (PPERM_SIGN): Ditto.
15211 (PPERM_INV_SIGN): Ditto.
15212 (PPERM_SRC1): Ditto.
15213 (PPERM_SRC2): Ditto.
15215 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15216 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15217 allows a memory operand to be the value being added, and split it
15218 to improve vectorization.
15219 (sse5_pmacsdqh_mem): Ditto.
15220 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15221 (sse5_mulv2div2di3_high): Ditto.
15222 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15223 (vec_pack_trunc_v4si): Ditto.
15224 (vec_pack_trunc_v2di): Ditto.
15225 (sse5_pcmov_<mode>): Remove code that tried to use use
15226 andps/andnps instead of pcmov.
15227 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15228 pmacsdqh instructions.
15229 (vec_widen_smult_lo_v4si): Ditto.
15231 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15232 (PPERM_INVERT): Ditto.
15233 (PPERM_REVERSE): Ditto.
15234 (PPERM_REV_INV): Ditto.
15235 (PPERM_ZERO): Ditto.
15236 (PPERM_ONES): Ditto.
15237 (PPERM_SIGN): Ditto.
15238 (PPERM_INV_SIGN): Ditto.
15239 (PPERM_SRC1): Ditto.
15240 (PPERM_SRC2): Ditto.
15241 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15243 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15245 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15246 says ignore whether the last reference is a memory operand.
15248 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15249 Paolo Bonzini <bonzini at gnu dot org>
15251 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15254 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15255 (vlshr<mode>3): Rename from vlshr<mode>3.
15256 (vashr<mode>3): Rename from vashr<mode>3.
15257 (mulv4sf3): Change the names of vector shift patterns.
15261 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15264 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15289 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15290 (floatunssidf2_internal): Change vector/vector shift names.
15291 (floatunsdidf2_internal): Ditto.
15298 (vashl<mode>3): Rename from ashl<mode>3.
15299 (vashr<mode>3): Rename from ashr<mode>3.
15300 (vlshr<mode>3): Rename from lshr<mode>3.
15301 (vrotl<mode>3): Rename from rotl<mode>3.
15303 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15306 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15307 multiply gives the wrong value when doing widening multiplies.
15308 (vec_widen_smult_lo_v4si): Ditto.
15310 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15312 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15313 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15314 emit_library_call_value.
15315 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15316 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15317 * calls.c (initialize_argument_information, precompute_arguments,
15318 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15319 (precompute_arguments): Removed flags parameter.
15320 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15322 2008-05-14 Richard Guenther <rguenther@suse.de>
15324 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15325 Make sure to register the store if the use is a PHI_NODE.
15327 2008-05-14 Olivier Hainque <hainque@adacore.com>
15329 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15330 memory if the component is to be referenced in BLKmode according
15331 to get_inner_reference.
15333 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15335 * calls.c (emit_library_call_value_1): Restore code clearing
15336 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15338 2008-05-14 Olivier Hainque <hainque@adacore.com>
15339 Nicolas Roche <roche@adacore.com>
15341 * configure.ac: Add support for a "gcc_subdir" variable in
15342 config-lang.in, to denote a subdirectory where the language/GCC
15343 integration files are to be found.
15344 * configure: Regenerate.
15346 2008-05-14 Ira Rosen <irar@il.ibm.com>
15348 PR tree-optimization/36098
15349 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15350 value for the first load in the group in case of a gap.
15351 (vect_build_slp_tree): Check that there are no gaps in loads.
15353 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15355 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15356 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15357 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15358 emit_insn and remove unneeded code to construct extra args.
15359 (emit_no_conflict_block): Removed.
15360 * optabls.h: (emit_no_conflict_block): Removed.
15361 * cse.c (cse_extended_basic_block): Remove search for
15362 REG_NO_CONFLICT note.
15363 * global.c: Removed incorrect comment added in revision 117.
15364 * expr.c (convert_move): Change call to emit_no_conflict_block to
15366 * recog.c: Change comments so that they do not mention
15368 * local_alloc.c (combine_regs): Removed last parameter.
15369 (no_conflict_p): Removed.
15370 (block_alloc): Removed note, no_conflict_combined_regno and set
15371 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15372 (combine_regs): Removed already_dead and code to look for
15373 REG_NO_CONFLICT notes.
15374 * lower_subreg (remove_retval_note): Removed code to look for
15375 REG_NO_CONFLICT block.
15376 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15377 (resolve_clobber): Remove code to process libcalls that have
15378 REG_NO_CONFLICT notes.
15379 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15381 * combine.c (can_combine_p, distribute_notes): Removed
15382 REG_NO_CONFLICT case.
15383 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15385 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15386 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15388 * reg-notes.def (NO_CONFLICT): Removed.
15390 2008-05-14 David S. Miller <davem@davemloft.net>
15392 * config/sparc/sparc.c (sparc_profile_hook): If
15393 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15394 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15395 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15397 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15399 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15401 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15404 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15405 and op1 expansion before vector concat to have less live pseudos.
15407 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15409 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15410 ix86_expand_vector_set if supported.
15412 2008-05-13 Diego Novillo <dnovillo@google.com>
15413 Kenneth Zadeck <zadeck@naturalbridge.com>
15415 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15417 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15418 phinodes_print_statistics, init_ssanames, fini_ssanames,
15419 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15420 release_ssa_name, release_defs, replace_ssa_name_symbol,
15421 ssanames_print_statistics): Move ...
15422 * tree-flow.h: ... here.
15423 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15424 Use FN instead of cfun.
15425 (make_ssa_name_fn): Rename from make_ssa_name.
15426 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15427 * tree-flow-inline.h (make_ssa_name): Move from
15428 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15429 * omp-low.c (expand_omp_parallel):
15430 * tree-flow-inline.h (redirect_edge_var_map_result):
15431 * tree-ssa.c (init_tree_ssa): Add argument FN.
15432 Use it instead of cfun. Update all users.
15434 2008-05-13 Tom Tromey <tromey@redhat.com>
15436 PR preprocessor/22168:
15437 * doc/cpp.texi (Top): Update menu.
15438 (Alternatives to Wrapper #ifndef): New node.
15439 (Other Directives): Document deprecation.
15440 (Obsolete Features): Remove menu.
15441 (Assertions): Merge node into Obsolete Features.
15442 (Obsolete once-only headers): Move earlier; rename to Alternatives
15443 to Wrapper #ifndef.
15444 * doc/cppopts.texi: Update.
15445 * c.opt (Wdeprecated): Enable for C and ObjC.
15446 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15447 (C++ Dialect Options): Move -Wno-deprecated from here to...
15448 (Warning Options): ... here.
15450 2008-05-13 Richard Guenther <rguenther@suse.de>
15452 PR middle-end/36227
15453 * fold-const.c (fold_sign_changed_comparison): Do not allow
15454 changes in pointer-ness.
15456 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15459 * config/sh/sh.c (sh_expand_prologue): Don't clear
15460 RTX_FRAME_RELATED_P for push insns.
15462 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15464 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15466 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15468 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15469 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15470 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15472 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15474 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15475 (*vec_concatv4sf_sse): This.
15476 (*sse2_concatv2si): Renamed to ...
15477 (*vec_concatv2si_sse2): This.
15478 (*sse1_concatv2si): Renamed to ...
15479 (*vec_concatv2si_sse): This.
15480 (*vec_concatv2di_rex): Renamed to ...
15481 (*vec_concatv2di_rex64): This.
15482 (*vec_concatv2si_sse4_1): New.
15483 (*vec_concatv2di_rex64_sse4_1): Likewise.
15485 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15487 PR rtl-optimization/36111
15488 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15489 that was created for swappable operands.
15491 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15494 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15495 * configure.ac: Add call to ACX_PROG_GNAT.
15497 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15499 * optc-gen.awk: Fix comment typo.
15501 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15503 * pretty-print.c (pp_integer_with_precision): Use
15504 HOST_LONG_LONG_FORMAT.
15506 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15508 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15510 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15512 * config/i386/i386.c (bdesc_ptest): Removed.
15513 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15514 (bdesc_args): Add __builtin_ia32_ptestz128,
15515 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15516 (ix86_init_mmx_sse_builtins): Updated.
15517 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15518 (ix86_expand_builtin): Updated.
15520 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15522 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15523 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15525 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15527 * value-prof.c (interesting_stringop_to_profile): Do not
15528 return early for BUILT_IN_MEMPCPY.
15530 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15532 * calls.c (expand_call): Don't use callgraph to increase
15533 preferred_stack_boundary.
15535 * cgraph.h (cgraph_rtl_info): Use unsigned on
15536 preferred_incoming_stack_boundary.
15538 * final.c (rest_of_clean_state): Use unsigned on
15539 preferred_stack_boundary.
15541 2008-05-09 Tom Tromey <tromey@redhat.com>
15543 PR preprocessor/22231:
15544 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15547 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15549 PR tree-optimization/36129
15550 * tree-ssa-ccp.c: Include value-prof.h.
15551 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15552 built-in function was folded to a constant.
15553 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15555 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15556 Sebastian Pop <sebastian.pop@amd.com>
15558 * tree-scalar-evolution.c: Document instantiate_scev.
15559 (instantiate_parameters_1): Renamed instantiate_scev_1.
15560 Don't use the same loop for instantiation_loop and evolution_loop.
15561 (instantiate_scev): New.
15562 (instantiate_parameters): Moved...
15563 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15564 same loop twice. Maintains the semantics for this function.
15565 * tree-scalar-evolution.h (instantiate_scev): Declare.
15566 (instantiate_parameters): ...here. Now static inline.
15567 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15568 instead of resolve_mixers.
15570 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15572 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15574 2008-05-09 Tomas Bily <tbily@suse.cz>
15576 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15577 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15578 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15579 * c-common.c (c_common_truthvalue_conversion): Likewise.
15580 * tree-object-size.c (compute_object_offset): Likewise.
15581 * tree-inline.c (estimate_num_insns_1): Likewise.
15582 * varasm.c (const_hash_1, compare_constant, copy_constant)
15583 (compute_reloc_for_constant, output_addressed_constants)
15584 (initializer_constant_valid_p): Likewise.
15585 * c-omp.c (check_omp_for_incr_expr): Likewise.
15586 * gimplify.c (gimplify_expr): Likewise.
15587 * c-typeck.c (c_finish_return): Likewise.
15588 * tree-vectorizer.c (supportable_widening_operation)
15589 (supportable_narrowing_operation): Likewise.
15590 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15591 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15592 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15593 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15594 (descr_info_loc): Likewise.
15595 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15596 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15597 (fold_unary): Likewise.
15598 * builtins.c (get_pointer_alignment): Likewise.
15599 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15600 (instantiate_parameters_1): Likewise.
15601 * tree.c (expr_align, stabilize_reference): Likewise.
15602 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15603 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15604 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15605 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15606 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15607 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15609 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15610 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15611 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15612 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15613 (forward_propagate_comparison)
15614 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15615 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15616 * emit-rtl.c (component_ref_for_mem_expr)
15617 (set_mem_attributes_minus_bitpos): Likewise.
15618 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15619 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15621 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15622 (build_function_call, pointer_diff, build_compound_expr)
15623 (c_finish_return): Likewise.
15624 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15625 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15627 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15628 * expr.c (is_aligning_offset): Likewise.
15629 * tree-ssa-alias.c (is_escape_site): Likewise.
15630 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15631 (check_all_va_list_escapes): Likewise.
15632 * tree-ssa-loop-ivopts.c (determine_base_object)
15633 (determine_common_wider_type): Likewise.
15634 * dojump.c (do_jump): Likewise.
15635 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15636 * tree-gimple.c (is_gimple_cast): Likewise.
15637 * fold-const.c (decode_field_reference, )
15638 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15639 (fold_binary): Likewise.
15640 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15641 (already_warned_in_frontend_p): Likewise.
15642 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15643 * tree.c (really_constant_p, get_unwidened): Likewise.
15644 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15645 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15646 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15648 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15650 (CONVERT_EXPR_P): Define.
15651 (CASE_CONVERT): Define.
15653 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15655 PR middle-end/36117
15656 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15657 (delete_unmarked_insns): When deleting a call, call
15658 delete_unreachable_blocks.
15659 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15660 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15662 2008-05-08 Richard Guenther <rguenther@suse.de>
15664 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15665 (-ftree-salias): Likewise.
15666 (salias-max-implicit-fields): Remove param documentation.
15667 (salias-max-array-elements): Likewise.
15668 * tree-pass.h (pass_create_structure_vars): Remove.
15669 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15670 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15671 * tree-ssa-alias.c (create_structure_vars): Remove.
15672 (gate_structure_vars): Likewise.
15673 (pass_create_structure_vars): Likewise.
15674 (gate_build_alias): Likewise.
15675 (pass_build_alias): Adjust to run always and dump the function.
15676 * common.opt (ftree-salias): Hide.
15677 * passes.c (init_optimization_passes): Remove
15678 pass_create_structure_vars, adjust comment.
15679 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15680 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15681 * opts.c (decode_options): Do not set flag_tree_salias.
15682 (common_handle_option): Add OPT_ftree_salias to the backward
15683 compatibility section.
15685 2008-05-08 Richard Guenther <rguenther@suse.de>
15687 * tree-flow-inline.h (var_can_have_subvars): Move ...
15688 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15689 * tree-flow.h (var_can_have_subvars): Remove.
15690 (push_fields_onto_fieldstack): Remove.
15691 (sort_fieldstack): Likewise.
15692 (struct fieldoff): Move ...
15693 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15694 alias_set and base_for_components fields.
15695 (sort_fieldstack): Make static.
15696 (push_fields_onto_fieldstack): Likewise. Remove code that
15697 handles anything but RECORD_TYPEs. Remove alias_set and
15698 base_for_components handling.
15699 (create_variable_info_for): Adjust.
15701 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15703 * common.opt (Wframe-larger-than=): Shorten the help message
15705 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15707 2008-05-08 Rafael EspÃndola <espindola@google.com>
15709 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15711 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15712 trap and that both operands are gimple values.
15713 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15714 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15717 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15719 * read-rtl.c (join_c_conditions): Return the first string if the
15720 two strings are equal.
15722 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15724 * gensupport.h (pred_data): Add a "num_codes" field.
15725 (add_predicate_code): Declare.
15726 * gensupport.c (add_predicate_code): New function.
15727 (std_pred_table): Add an "allows_const_p" field.
15728 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15729 Remove the (incomplete) list of such codes from the codes field.
15730 (init_predicate_table): Use add_predicate_code. Add all
15731 RTX_CONST_OBJs if allows_const_p is true.
15732 * genrecog.c (process_define_predicate): Use add_predicate_code.
15734 2008-05-08 David Daney <ddaney@avtrex.com>
15735 Richard Sandiford <rsandifo@nildram.co.uk>
15737 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15738 special case of constant zero operands.
15739 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15740 old and new values. Special case constant zero values.
15741 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15743 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15744 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15746 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15749 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15750 similar RTX_CONST_OBJ before CONST_INT.
15752 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15754 * stmt.c (expand_stack_restore): Change sa mode if needed.
15756 2008-05-08 Richard Guenther <rguenther@suse.de>
15758 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15759 return type to bool.
15760 (ix86_sol10_return_in_memory): Likewise.
15761 (ix86_i386elf_return_in_memory): Likewise.
15762 (ix86_i386interix_return_in_memory): Likewise.
15763 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15764 (ix86_sol10_return_in_memory): Likewise.
15765 (ix86_i386elf_return_in_memory): Likewise.
15766 (ix86_i386interix_return_in_memory): Likewise.
15768 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15771 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15773 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15774 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15777 2008-05-08 Richard Guenther <rguenther@suse.de>
15779 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15780 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15781 (DR_SUBVARS): Remove.
15782 * tree-dfa.c (dump_subvars_for): Remove.
15783 (debug_subvars_for): Likewise.
15784 (dump_variable): Do not dump subvars.
15785 (remove_referenced_var): Do not remove subvars.
15786 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15787 (lookup_subvars_for_var): Remove.
15788 (get_subvars_for_var): Likewise.
15789 (get_subvars_at): Likewise.
15790 (get_first_overlapping_subvar): Likewise.
15791 (overlap_subvar): Likewise.
15792 * tree-flow.h (subvar_t): Remove.
15793 (struct var_ann_d): Remove subvars field.
15794 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15795 argument. Remove special handling of SFTs.
15796 (compute_tag_properties): Likewise.
15797 (set_initial_properties): Likewise.
15798 (compute_call_clobbered): Likewise.
15799 (count_mem_refs): Likewise.
15800 (compute_memory_partitions): Likewise.
15801 (compute_flow_insensitive_aliasing): Likewise.
15802 (setup_pointers_and_addressables): Likewise.
15803 (new_type_alias): Likewise.
15804 (struct used_part): Remove.
15805 (used_portions): Likewise.
15806 (struct used_part_map): Likewise.
15807 (used_part_map_eq): Likewise.
15808 (used_part_map_hash): Likewise.
15809 (free_used_part_map): Likewise.
15810 (up_lookup): Likewise.
15811 (up_insert): Likewise.
15812 (get_or_create_used_part_for): Likewise.
15813 (create_sft): Likewise.
15814 (create_overlap_variables_for): Likewise.
15815 (find_used_portions): Likewise.
15816 (create_structure_vars): Likewise.
15817 * tree.def (STRUCT_FIELD_TAG): Remove.
15818 * tree.h (MTAG_P): Adjust.
15819 (struct tree_memory_tag): Remove base_for_components and
15820 unpartitionable flags.
15821 (struct tree_struct_field_tag): Remove.
15822 (SFT_PARENT_VAR): Likewise.
15823 (SFT_OFFSET): Likewise.
15824 (SFT_SIZE): Likewise.
15825 (SFT_NONADDRESSABLE_P): Likewise.
15826 (SFT_ALIAS_SET): Likewise.
15827 (SFT_UNPARTITIONABLE_P): Likewise.
15828 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15829 (union tree_node): Remove sft field.
15830 * alias.c (get_alias_set): Remove special handling of SFTs.
15831 * print-tree.c (print_node): Remove handling of SFTs.
15832 * tree-dump.c (dequeue_and_dump): Likewise.
15833 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15834 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15835 * tree-predcom.c (set_alias_info): Do not set subvars.
15836 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15837 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15838 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15839 (add_vars_for_offset): Remove.
15840 (add_virtual_operand): Remove special handling of SFTs.
15841 (add_call_clobber_ops): Likewise.
15842 (add_call_read_ops): Likewise.
15843 (get_asm_expr_operands): Likewise.
15844 (get_modify_stmt_operands): Likewise.
15845 (get_expr_operands): Likewise.
15846 (add_to_addressable_set): Likewise.
15847 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15848 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15849 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15850 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15851 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15852 (tree_node_structure): Likewise.
15853 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15855 (find_what_p_points_to): Likewise.
15857 2008-05-08 Sa Liu <saliu@de.ibm.com>
15859 * config/spu/spu.md: Fixed subti3 pattern.
15861 2008-05-08 Richard Guenther <rguenther@suse.de>
15863 PR middle-end/36154
15864 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15865 sure to create a representative for trailing arrays for PTA.
15867 2008-05-08 Richard Guenther <rguenther@suse.de>
15869 PR middle-end/36172
15870 * fold-const.c (operand_equal_p): Two objects which types
15871 differ in pointerness are not equal.
15873 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15875 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15876 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15877 (emit_library_call_value_1): Add new variable fndecl initialized by
15878 NULL_TREE. It should be the decl type of orgfun, but this information
15879 seems not to be available here, so it uses the default calling abi.
15880 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15881 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15882 by TARGET_RETURN_IN_MEMORY.
15883 * config/i386/i386-interix.h: Likewise.
15884 * config/i386/i386.h: Likewise.
15885 * config/i386/i386elf.h: Likewise.
15886 * config/i386/ptx4-i.h: Likewise.
15887 * config/i386/sol2-10.h: Likewise.
15888 * config/i386/sysv4.h: Likewise.
15889 * config/i386/vx-common.h: Likewise.
15890 * config/cris/cris.h: Removed #if 0 clause.
15891 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15892 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15894 (ix86_sol10_return_in_memory): Likewise.
15895 (ix86_i386elf_return_in_memory): New.
15896 (ix86_i386interix_return_in_memory): New.
15897 * config/mt/mt-protos.h (mt_return_in_memory): New.
15898 * config/mt/mt.c: Likewise.
15899 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15900 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15901 * config/bfin/bfin.h: Likewise.
15902 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15904 * config/bfin/bfin.c: Likewise.
15905 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15906 * config/alpha/unicosmk.h: Likewise.
15907 * config/i386/cygming.h: Likewise.
15908 * config/iq2000/iq2000.h: Likewise.
15909 * config/mips/mips.h: Likewise.
15910 * config/mn10300/mn10300.h: Likewise.
15911 * config/rs6000/rs6000.h: Likewise.
15912 * config/score/score.h: Likewise.
15913 * config/spu/spu.h: Likewise.
15914 * config/v850/v850.h: Likewise.
15915 * defaults.h: Likewise.
15916 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15917 * expr.c (emit_block_move): Adjust use of
15918 OUTGOING_REG_PARM_STACK_SPACE.
15919 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15920 OUTGOING_REG_PARM_STACK_SPACE.
15921 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15923 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15925 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15926 on OMP_RETURN for OMP_FOR.
15929 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15930 (fortran_common): New function.
15931 (gen_variable_die): Call fortran_common instead of common_check,
15932 adjust for it returning tree instead of rtx. Formatting.
15934 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15938 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15939 * c-decl.c (merge_decls): Ditto.
15940 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15941 to RTL_CONST_OR_PURE_CALL_P.
15942 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15943 Initialized DECL_LOOPING_CONST_PURE.
15944 (process_call_operands): Set tree_side_effects properly.
15945 * tree.h (TREE_READONLY_DECL_P): Removed.
15946 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15947 (DECL_LOOPING_OR_CONST_P): New macro.
15948 (struct tree_function_decl): Added looping_const_or_pure_p.
15949 (ECF_*) Renumbered.
15950 (ECF_LOOPING_OR_CONST_P): New macro.
15951 * rtlanal.c (pure_const_p): Removed.
15952 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15953 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15954 to RTL_CONST_CALL_P.
15955 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15956 (check_decl, check_tree, check_call, scan_function): Initialize
15958 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15959 (static_execute): Set looping true for recursive functions.
15960 Undo setting state to IPA_NEITHER for recursive functions.
15961 * cse.c (cse_insn):
15962 * ifcvt.c (noce_can_store_speculate_p): Changed
15963 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15964 RTL_CONST_OR_PURE_CALL_P.
15965 * dse.c (scan_insn): Ditto.
15966 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15967 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15968 RTL_CONST_OR_PURE_CALL_P.
15969 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15970 pure_call_p to RTL_CONST_CALL_P.
15971 * gimplify.c (gimplify_call_expr): Clear side effects for
15972 non-looping pure and constant calls.
15973 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15974 (flags_from_decl_or_type): Set ecf flags from decl flags.
15975 (initialize_argument_information): Turn off
15976 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15977 Change const to pure if callee_copies is true rather than just
15979 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15980 way of marking pure calls.
15981 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15982 Remove hack that was supposed to fix pr7335 and remove old
15983 way of marking pure calls.
15984 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15985 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15986 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15987 RTL_CONST_OR_PURE_CALL_P.
15988 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15989 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15990 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15991 * sched-deps.c (schedule_analyze): Ditto.
15992 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15993 return_val field of calls to represent pure and const function info.
15994 (CONST_OR_PURE_CALL_P): Deleted macro.
15995 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15996 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15997 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15999 * tree-optimize.c (execute_fixup_cfg): Added test for
16000 ECF_LOOPING_CONST_OR_PURE.
16001 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16003 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16004 effects for looping pure or const calls.
16005 (verify_gimple_expr): Added verification code.
16006 * config/alpha/alpha.c (alpha_legitimize_address,
16007 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16009 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16010 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16011 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16012 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16013 RTL_CONST_OR_PURE_CALL_P.
16014 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16015 and const calls to be deleted.
16017 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16020 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16021 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16022 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16023 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16024 to handle nonimmediate operands.
16025 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16026 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16027 to handle nonimmediate operands.
16028 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16029 (mmx_pmulhrwv4hi3): New expander. Use
16030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16031 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16032 (sse2_umulv1siv1di3): New expander. Use
16033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16034 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16035 (mmx_eq<mode>3): New expander. Use
16036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16037 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16038 (mmx_uavgv8qi3): New expander. Use
16039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16040 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16041 (mmx_uavgv4hi3): New expander. Use
16042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16044 * config/i386/sse.md
16045 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16046 to handle nonimmediate operands.
16047 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16048 to handle nonimmediate operands.
16049 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16050 to handle nonimmediate operands.
16051 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16052 to handle nonimmediate operands.
16053 (sse2_unpckhpd_exp): New expander. Use
16054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16055 (sse2_unpcklpd_exp): New expander. Use
16056 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16057 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16058 to handle nonimmediate operands.
16059 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16060 to handle nonimmediate operands.
16061 (*sse2_<plusminus_insn><mode>3): Rename from
16062 sse2_<plusminus_insn><mode>3 insn pattern.
16063 (sse2_<plusminus_insn><mode>3): New expander. Use
16064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16065 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16066 (sse2_umulv2siv2di3): New expander. Use
16067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16068 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16069 (sse4_1_mulv2siv2di3): New expander. Use
16070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16071 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16072 (sse2_pmaddwd): New expander. Use
16073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16074 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16075 (sse2_eq<mode>3): New expander. Use
16076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16077 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16078 (sse4_1_eqv2di3): New expander. Use
16079 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16080 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16081 (sse2_uavgv16qi3): New expander. Use
16082 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16083 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16084 (sse2_uavgv16qi3): New expander. Use
16085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16086 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16087 (sse2_uavgv8hi3): New expander. Use
16088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16089 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16090 (ssse3_pmulhrswv8hi3): New expander. Use
16091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16092 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16093 (ssse3_pmulhrswv4hi3): New expander. Use
16094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16096 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16097 (<sse>_vmmul<mode>3): Ditto.
16098 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16100 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16101 (ssse3_pmaddubsw): Ditto.
16103 * config/i386/i386.c (struct_builtin_description)
16104 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16105 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16106 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16107 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16108 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16109 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16110 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16111 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16112 (ix86_fixup_binary_operands): Assert that src1
16113 and src2 must have the same mode when swapped.
16114 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16115 and ix86_binary_operator_ok. Do not force operands in registers
16118 2008-05-07 Jan Hubicka <jh@suse.cz>
16120 * cgraph.c (dump_cgraph_node): Update.
16121 * cgraph.h (cgraph_local_info): Break out inline summary.
16122 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16124 * ipa-inline (inline_summary): New accestor function.
16125 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16126 cgraph_decide_inlining, compute_inline_parameters): Update.
16127 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16129 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16131 Cleanup ColdFire scheduling support and add V4 pipeline model.
16133 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16134 (define_attr cpu): Add cfv4 value.
16135 (define_attr type, define_attr type1): Merge into a single 'type'
16136 attribute. Update all uses.
16137 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16138 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16140 (define_attr opx_mem, define_attr opy_mem): Remove.
16141 (define_attr op_mem): Clean up, update comment.
16142 (define_attr size): Use specific values instead of general int.
16143 (define_attr guess, define_attr split): Remove. Update all uses.
16144 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16145 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16146 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16147 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16148 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16149 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16150 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16151 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16152 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16153 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16154 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16155 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16156 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16157 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16158 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16159 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16160 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16161 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16162 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16163 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16164 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16165 Update or set attributes.
16166 (stack_tie): New fake instruction.
16168 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16169 (m68k_sched_attr_size): Update declaration.
16170 (m68k_sched_attr_type2): Remove.
16171 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16172 Declare new bypass predicates.
16174 * config/m68k/m68k.c (m68k_sched_issue_rate,
16175 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16177 (TARGET_SCHED_ISSUE_RATE,
16178 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16179 (override_options): Handle scheduling for ColdFire V4 core.
16180 (m68k_expand_prologue): Emit stack_tie.
16181 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16182 'OP_TYPE_FPN'. Update all uses.
16183 (sched_guess_p): Remove.
16184 (sched_address_type): Handle symbolic addresses.
16185 (sched_get_operand): New static function.
16186 (sched_operand_type): Merge into sched_attr_op_type.
16187 (sched_attr_op_type): Handle FP registers, handle quick constants,
16189 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16190 (m68k_sched_attr_size): Update. Move logic to ...
16191 (sched_get_attr_size_int): New static function.
16192 (sched_get_opxy_mem_type): New static function.
16193 (m68k_sched_attr_op_mem): Update.
16194 (m68k_sched_attr_type2): Remove.
16195 (sched_cfv4_bypass_data): New static variable.
16196 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16197 (m68k_sched_issue_rate): Implement scheduler hook.
16198 (struct _sched_ib: enabled_p): New field.
16199 (m68k_sched_variable_issue): Update. Handle V4.
16200 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16201 sched_dump_class_func_t, sched_dump_split_class,
16202 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16203 sched_dump_dfa_class, m68k_sched_dump): Remove.
16204 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16206 (m68k_sched_init_global): Remove statisctics dumping, introduce
16207 sanity check that all instructions have pipeline reservations. Handle
16209 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16210 Handle ColdFire V4 core.
16211 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16212 New static functions.
16213 (m68k_sched_address_bypass_p): New bypass predicate.
16214 (sched_get_indexed_address_scale): New static function.
16215 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16217 * cf.md: Update comments.
16218 (define_attr type2): Remove. Use 'type' attribute instead.
16220 (cf_ib): Rename to cfv123_ib. Update all uses.
16221 (cf_oep): Rename to cfv123_oep. Update all uses.
16222 (cf_chr): Rename to cfv123_chr. Update all uses.
16223 (cf_mem): Rename to cfv123_mem. Update all uses.
16224 (cf_mac): Move to more appropriate place.
16225 (cfv123_guess): New automaton and cpu_unit.
16226 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16227 Update uses of 'size' attribute. Handle before reload scheduling.
16228 (cfv123_guess): New dummy reservation for unhandled instructions.
16229 (cfv4_*): Pipeline description of ColdFire V4 core.
16230 (ignore): New reservation to handle 'ignore' type.
16232 2008-05-07 Ian Lance Taylor <iant@google.com>
16234 PR middle-end/36013
16235 * gimplify.c (find_single_pointer_decl_1): Don't look through
16237 (find_single_pointer_decl): Adjust comments.
16239 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16241 PR middle-end/36137
16242 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16243 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16245 PR middle-end/36106
16246 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16247 integral type rather than floating point, then VIEW_CONVERT_EXPR
16248 to the floating point type.
16250 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16252 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16253 TFmode op0 to register.
16255 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16257 * c-decl.c (grokdeclarator): Comment typo.
16259 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16261 * tree-flow.h: Remove prototype for computed_goto_p.
16262 * tree-cfg.c (computed_goto_p): Make static.
16264 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16267 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16268 (contains_aligned_value_p): This. Handle _Decimal128.
16269 (ix86_function_arg_boundary): Only align _Decimal128 to its
16270 natural boundary and handle it properly.
16272 2008-05-06 Martin Jambor <mjambor@suse.cz>
16274 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16275 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16276 (ipcp_method_set_orig_node): Removed.
16277 (ipcp_cval_get_cvalue_type): Removed.
16278 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16279 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16280 (ipcp_cval_set_cvalue_type): Removed.
16281 (ipcp_cval_get_cvalue): Removed.
16282 (ipcp_cval_set_cvalue): Removed.
16283 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16284 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16285 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16286 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16287 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16288 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16289 (ipcp_get_ith_lattice): Changed parameters.
16290 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16291 (ipcp_lattice_from_jfunc): Changed parameters.
16292 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16293 (ipcp_method_cval_print): Added temporary variable info.
16294 (ipcp_redirect): Removed already unused local variable caller.
16295 (ipcp_redirect): New temporary variable orig_callee_info
16296 (ipcp_redirect): Removed newly unused local variable callee.
16297 (ipcp_redirect): Removed (a bit confusing) local variable type.
16298 (ipcp_insert_stage): Added local variable info.
16299 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16301 (ipcp_formal_create): Removed.
16302 (ipcp_method_cval_set): Removed.
16303 (ipcp_propagate_stage): Renamed lattice variables.
16304 (ipcp_method_cval_set_cvalue_type): Removed.
16305 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16306 (ipcp_print_all_lattices): Changed printed strings to refer to
16307 lattices rather than cvals.
16308 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16309 (ipcp_propagate_const): Changed formal parameters.
16310 (build_const_val): Changed formal parameters.
16311 (ipcp_insert_stage): Removed useless variable cvalue
16312 (build_const_val): Changed formal parameters.
16313 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16314 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16315 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16316 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16317 (ipcp_print_func_profile_counts): Changed string from "method" to
16319 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16320 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16321 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16322 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16323 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16324 (ipcp_lat_is_const): Changed parameters and made inline.
16325 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16326 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16327 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16328 the predicate condition directly
16329 (ipcp_propagate_stage): Added local variable args. Removed local
16330 variable callee. (Both are mere code simplifications.)
16331 (ipcp_method_dont_insert_const): Renamed to
16332 ipcp_node_not_modifiable_p.
16333 (ipcp_node_not_modifiable_p): Made inline.
16334 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16335 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16336 (ipcp_print_all_lattices): Removed variable cvalue
16337 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16340 2008-05-06 Olivier Hainque <hainque@adacore.com>
16342 * tree-sra.c (try_instantiate_multiple_fields): Early return
16343 if field has POINTER_TYPE.
16345 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16347 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16348 by using 'q' specifier for instruction.
16349 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16351 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16353 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16354 Change mode of zero_extract from QImode to HImode.
16355 (sign bit tests peepholes): (Ditto.).
16357 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16359 * config/i386/mmx.md: Remove double backslashes from asm templates.
16360 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16361 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16362 to handle nonimmediate operands.
16363 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16364 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16365 to handle nonimmediate operands.
16366 (*mmx_<code>v2sf3_finite): New insn pattern.
16367 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16368 (mmx_<code>v2sf3): New expander. Use
16369 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16370 (mmx_<plusminus_insn><mode>3): New expander. Use
16371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16372 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16373 (mmx_add<mode>3): Removed.
16374 (mmx_ssadd<mode>3): Ditto.
16375 (mmx_usadd<mode>3): Ditto.
16376 (mmx_sub<mode>3): Ditto.
16377 (mmx_sssub<mode>3): Ditto.
16378 (mmx_ussub<mode>3): Ditto.
16379 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16380 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16381 to handle nonimmediate operands.
16382 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16384 (mmx_smulv4hi3_highpart): New expander. Use
16385 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16386 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16388 (mmx_umulv4hi3_highpart): New expander. Use
16389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16390 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16391 (mmx_<code>v4hi3): New expander. Use
16392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16393 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16394 (mmx_<code>v8qi3): New expander. Use
16395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16396 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16397 (mmx_<code><mode>3): New expander. Use
16398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16400 2008-05-05 Jan Hubicka <jh@suse.cz>
16402 PR tree-optimization/36118
16403 * passes.c (pass_init_dump_file): Fix dump header.
16405 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16407 PR middle-end/36141
16408 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16409 VCE for function decls.
16411 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16413 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16415 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16417 * config/i386/i386.md (sat_plusminus): New.
16418 (plusminus_insn): Likewise.
16419 (plusminus_mnemonic): Likewise.
16421 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16422 (*<addsub><mode>3_cc_overflow): Renamed to ...
16423 (*<plusminus_insn><mode>3_cc_overflow): This.
16424 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16425 (*<plusminus_insn>si3_zext_cc_overflow): This.
16427 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16428 (<plusminus_insn><mode>3): This.
16429 (*<addsub><mode>3): Renamed to ...
16430 (*<plusminus_insn><mode>3): This.
16431 (<sse>_vm<addsub><mode>3): Renamed to ...
16432 (<sse>_vm<plusminus_insn><mode>3): This.
16433 (sse3_h<addsub>v4sf3): Renamed to ...
16434 (sse3_h<plusminus_insn>v4sf3): This.
16435 (sse3_h<addsub>v2df3): Renamed to ...
16436 (sse3_h<plusminus_insn>v2df3): This.
16437 (<plusminus_insn><mode>3): New.
16438 (*<plusminus_insn><mode>3): Likewise.
16439 (sse2_<plusminus_insn><mode>3): Likewise.
16440 (add<mode>): Removed.
16441 (*add<mode>3): Likewise.
16442 (sse2_ssadd<mode>3): Likewise.
16443 (sse2_usadd<mode>3): Likewise.
16444 (sub<mode>3): Likewise.
16445 (*sub<mode>3): Likewise.
16446 (sse2_sssub<mode>3): Likewise.
16447 (sse2_ussub<mode>3): Likewise.
16449 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16451 * gthr-single.h: Add in required interface elements as per gthr.h.
16452 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16453 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16454 Generalize UNUSED macro.
16455 (__gthread_once): Add.
16456 (__gthread_key_create): Add.
16457 (__gthread_key_delete): Add.
16458 (__gthread_getspecific): Add.
16459 (__gthread_setspecific): Add.
16461 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16464 the same size types for the indirect reference on the rhs, then
16467 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16469 * config/i386/i386.md
16470 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16471 one insn template instead of template series.
16472 (*xordi_1_rex64): Ditto.
16473 (*xordi_2_rex64): Ditto.
16475 2008-05-05 Ira Rosen <irar@il.ibm.com>
16477 PR tree-optimization/36119
16478 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16481 2008-06-04 Jan Hubicka <jh@suse.cz>
16483 tree-optimization/36100
16484 * tree-pass.h (pass_O0_always_inline): Declare.
16485 * ipa-inline.c (inline_transform): Remove dead code.
16486 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16487 pass_O0_always_inline): New.
16488 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16490 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16492 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16493 mnemonic in this_param move for TARGET_64BIT.
16495 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16497 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16498 (*strmovsi_rex_1): Ditto.
16499 (*strsetsi_1): Ditto.
16500 (*strsetsi_rex_1): Ditto.
16502 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16503 adddicc expanders using SWI mode iterator.
16505 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16508 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16511 2008-05-04 David S. Miller <davem@davemloft.net>
16513 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16514 (sparc*-*-linux*): Use linux.h in tm_file.
16515 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16516 compiler defaulting to 32-bit.
16517 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16519 * config/sparc/linux.h: Remove definitions now obtained
16520 properly from linux.h
16521 * config/sparc/linux64.h: Likewise.
16522 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16523 don't want this setting for 32-bit builds in a biarch compiler.
16524 * doc/install.texi: Add sparc-linux to list of targets
16525 supporting --enable-targets=all.
16527 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16529 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16531 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16533 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16534 after V4SI_FTYPE_V8HI.
16535 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16536 case V4SI_FTYPE_V2DF.
16538 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16540 * doc/invoke.texi (max-flow-memory-locations): Removed.
16541 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16543 2008-05-03 Richard Guenther <rguenther@suse.de>
16545 PR middle-end/34973
16546 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16548 2008-05-02 David S. Miller <davem@davemloft.net>
16550 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16552 2008-05-02 Simon Baldwin <simonb@google.com>
16555 * c-common.h (warn_array_subscript_range): Removed.
16556 * c-common.c (warn_array_subscript_range): Ditto.
16557 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16558 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16560 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16562 * config/i386/i386.c (ix86_special_builtin_type): New.
16563 (bdesc_special_args): Likewise.
16564 (ix86_expand_special_args_builtin): Likewise.
16565 (ix86_init_mmx_sse_builtins): Updated.
16566 (ix86_expand_builtin): Updated.
16567 (ix86_expand_store_builtin): Removed.
16568 (ix86_expand_unop_builtin): Likewise.
16570 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16571 * config/i386/mmintrin.h (__v2sf): Here.
16573 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16575 (_mm_loadl_pi): Likewise.
16576 (_mm_storeh_pi): Replace __v2si with __v2sf.
16577 (_mm_storel_pi): Likewise.
16579 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16580 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16581 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16582 __builtin_ia32_loadlpd.
16584 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16586 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16587 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16588 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16589 (ix86_init_mmx_sse_builtins): Updated.
16590 (ix86_expand_args_builtin): Likewise.
16591 (ix86_expand_builtin): Likewise.
16592 (ix86_expand_unop1_builtin): Renamed to ...
16593 (ix86_expand_unop_vec_merge_builtin): This.
16595 2008-05-01 Jan Hubicka <jh@suse.cz>
16598 * ipa-inline.c (inline_generate_summary): Make static.
16599 (inline_transform): Do not call inlining at -O0; make static.
16600 * passes.c (execute_todo): Add sanity check.
16601 (execute_one_ipa_transform_pass): Execute proper flags.
16603 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16605 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16606 (DECL_NONADDRESSABLE_P): Likewise.
16607 * alias.c (record_component_aliases): Fix comment.
16609 2008-05-01 Simon Baldwin <simonb@google.com>
16611 * c-common.h (warn_array_subscript_range): New function.
16612 * c-common.c (warn_array_subscript_range): Ditto.
16613 * tree-vrp.c (check_array_ref): Corrected code to agree with
16614 comment, ignoring only arrays of size 0 or size 1.
16615 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16617 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16619 * config/i386/i386.c (ix86_builtin_type): Replace
16620 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16621 (bdesc_args): Updated.
16622 (ix86_init_mmx_sse_builtins): Likewise.
16623 (ix86_expand_args_builtin): Likewise.
16625 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16628 * doc/extend.texi: Correct __builtin_ia32_palignr.
16630 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16633 * config/i386/i386.c (bdesc_crc32): Removed.
16634 (ix86_expand_crc32): Likewise.
16635 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16636 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16637 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16638 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16639 UINT_FTYPE_UINT_UCHAR.
16640 (bdesc_args): Updated. Add crc32 builtins.
16641 (ix86_init_mmx_sse_builtins): Updated.
16642 (ix86_expand_args_builtin): Updated to support subreg.
16644 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16646 2008-05-01 Jan Hubicka <jh@suse.cz>
16648 * tree-pass.h (opt_pass): Add IPA_PASS.
16649 (varpool_node, cgraph_node): Forward declare.
16650 (ipa_opt_pass): Define.
16651 (pass_ipa_inline): Turn into ipa_opt_pass.
16652 (pass_apply_inline): Remove.
16653 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16654 (apply_inline): Turn into ....
16655 (inline_transform): ... this one.
16656 (inline_generate_summary): New function.
16657 (pass_apply_inline): Remove.
16658 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16660 (struct function): Add ipa_transforms_to_apply.
16661 * passes.c (register_one_dump_file): Work on IPA_PASS.
16662 (init_optimization_passes): Remove pass_inline_parameters and
16664 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16665 (execute_one_pass) ... here; apply transforms when possible.
16666 (add_ipa_transform_pass, execute_ipa_summary_asses,
16667 execute_one_ipa_transform_pass): New.
16668 (execute_ipa_pass_list): Update for IPA_PASS type.
16670 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16672 * config/i386/i386.c (ix86_builtin_type): Add
16673 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16674 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16675 (bdesc_args): Add SSE4a builtins.
16676 (ix86_init_mmx_sse_builtins): Updated.
16677 (ix86_expand_args_builtin): Likewise.
16678 (ix86_expand_builtin): Likewise.
16680 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16682 * config/i386/i386.c (ix86_builtin_type): Add
16683 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16684 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16685 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16686 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16687 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16688 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16689 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16690 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16691 and DI_FTYPE_DI_DI_INT.
16692 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16693 (ix86_init_mmx_sse_builtins): Updated.
16694 (ix86_expand_args_builtin): Likewise.
16695 (ix86_expand_builtin): Likewise.
16696 (ix86_expand_binop_imm_builtin): Removed.
16698 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16700 2008-04-30 Richard Guenther <rguenther@suse.de>
16702 PR tree-optimization/32921
16703 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16705 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16707 * config/arm/arm.c (arm_unwind_emit): Use
16708 crtl->all_throwers_are_sibcalls instead of
16709 cfun->all_throwers_are_sibcalls.
16710 (arm_output_fn_unwind): Likewise.
16711 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16712 instead of cfun->uses_pic_offset_table.
16713 (frv_expand_prologue): Likewise.
16714 (frv_frame_pointer_required): Likewise.
16715 (frv_expand_fdpic_call): Likewise.
16716 (frv_emit_movsi): Likewise.
16717 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16718 cfun->returns_pcc_struct instead of
16719 current_function_returns_pcc_struct.
16720 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16721 instead of cfun->calls_eh_return.
16722 (m32c_pushm_popm): Likewise.
16723 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16724 "extern" declaration.
16726 2008-04-30 Richard Guenther <rguenther@suse.de>
16728 PR tree-optimization/21636
16729 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16731 (evaluate_stmt): Print the likely value.
16732 (ccp_visit_stmt): Avoid excessive vertical spacing.
16734 2008-04-30 Rafael EspÃndola <espindola@google.com>
16736 * builtins.c (fold_call_expr): Return realret.
16737 * tree-ssa-threadedge.c
16738 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16739 __builtin_object_size.
16741 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16743 * gcc.c (wrapper_string): New variable.
16744 (insert_wrapper): New function.
16745 (execute): New option -wrapper.
16746 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16748 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16750 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16751 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16752 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16754 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16755 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16756 config/rs6000/e500crtres64gprctr.asm,
16757 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16758 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16759 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16760 config/rs6000/e500crtsav64gprctr.asm,
16761 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16762 config/rs6000/e500crtsavg64gprctr.asm: New files.
16763 * config/rs6000/t-ppccomm: Add build rules for new files.
16764 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16765 * config/rs6000/t-netbsd: Add build rules for new files.
16766 (LIB2FUNCS_STATIC_EXTRA): New variable.
16767 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16768 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16769 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16771 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16773 * config/i386/i386.c (ix86_builtin_type): Add
16774 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16775 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16776 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16777 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16778 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16779 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16780 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16781 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16782 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16783 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16784 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16785 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16786 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16787 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16788 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16789 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16790 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16791 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16792 V1DI_FTYPE_V2SI_V2SI.
16793 (bdesc_2arg): Moved to ...
16794 (bdesc_args): Here.
16795 (ix86_init_mmx_sse_builtins): Updated.
16796 (ix86_expand_args_builtin): Updated. Take a pointer
16797 to const struct builtin_description. Handle comparison
16799 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16800 (ix86_expand_builtin): Updated.
16802 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16803 (ssse3_pmaddubsw128): This.
16804 (ssse3_pmaddubswv4hi3): Renamed to ...
16805 (ssse3_pmaddubsw): This.
16807 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16808 (__builtin_ia32_packssdw128): Likewise.
16809 (__builtin_ia32_packuswb128): Likewise.
16810 (__builtin_ia32_pmaddubsw): Likewise.
16811 (__builtin_ia32_pmaddubsw128): Likewise.
16813 2008-04-30 Richard Guenther <rguenther@suse.de>
16815 PR tree-optimization/14847
16816 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16817 (recognize_bits_test): Use it.
16818 (recognize_single_bit_test): Likewise.
16820 2008-04-30 Martin Jambor <mjambor@suse.cz>
16822 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16823 instead of setting number of formal parameters to zero.
16824 (ipcp_init_stage): Do not set the number of actual parameters to zero
16826 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16827 which are called with variable number of arguments.
16828 (ipcp_insert_stage): Explicitely skipping all nodes which are
16829 called with variable number of arguments.
16830 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16831 number of parameters.
16833 * ipa-prop.h (struct ipa_node_params): Added flag
16834 called_with_var_arguments
16835 (ipa_set_param_count): Added. Changed sole setter to use it.
16836 (ipa_get_param_count): Added. All readers of param_count
16837 converted to use it instead.
16838 (ipa_set_called_with_variable_arg): Added.
16839 (ipa_is_called_with_var_arguments): Added.
16840 (ipa_get_ith_param): Added. All readers of param_decls converted
16842 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16844 (ipa_get_cs_argument_count): Added, all readers of argument_count
16846 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16849 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16850 (struct ipcp_lattice): Renamed cval_type to type
16851 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16853 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16854 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16855 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16856 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16857 (build_const_val): Changed the type of parameter cvalue to tree
16858 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16859 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16861 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16864 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16865 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16866 (ipa_add_method): Renamed to ipa_push_func_to_list
16867 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16868 (ipa_callsite_param_count): Removed.
16869 (ipa_callsite_param_count_set): Removed.
16870 (ipa_callsite_param): Removed.
16871 (ipa_callsite_callee): Removed.
16872 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16873 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16874 (ipa_method_formal_count): Removed.
16875 (ipa_method_formal_count_set): Removed.
16876 (ipa_method_get_tree): Removed.
16877 (ipa_method_tree_map_create): Removed.
16878 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16879 (ipa_create_param_decls_array): Creates the array itself
16880 (ipa_create_param_decls_array): Temporary variable info instead of
16881 a few dereferences.
16882 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16883 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16884 (get_type): Removed.
16885 (ipa_jf_get_info_type): Removed.
16886 (ipa_node_create): Renamed to ipa_create_node_params
16887 (ipa_free): Renamed to ipa_free_all_node_params
16888 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16889 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16890 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16891 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16892 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16893 ipa_free_all_edge_args
16894 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16895 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16896 (ipa_create_methodlist_node): Removed.
16897 (ipa_methodlist_method): Removed.
16898 (ipa_methodlist_method_set): Removed.
16899 (ipa_methodlist_next_method): Removed.
16900 (ipa_methodlist_next_method_set): Removed.
16901 (ipa_method_is_modified): Removed.
16902 (ipa_method_modify_create): Removed.
16903 (ipa_method_modify_init): Temporary variable info instead of a few
16905 (ipa_detect_param_modifications): Temporary variable info instead of
16906 a few dereferences.
16907 (ipa_compute_jump_functions): Temporary variable info instead of
16908 a few dereferences.
16909 (ipa_method_modify_set): Removed.
16910 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16911 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16912 than craph_node as the first parameter.
16913 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16914 (ipa_method_modify_init): Removed.
16915 (ipa_compute_jump_functions): Added a temp variable instead of
16916 repeatadly dereferencing the cgraph_edge.aux pointer
16917 (ipa_callsite_param_set_type): Removed.
16918 (ipa_compute_jump_functions): i renamed to index and moved to
16920 (ipa_callsite_param_set_info_type_formal): Removed.
16921 (ipa_callsite_param_set_info_type): Removed.
16922 (ipa_callsite_param_map_create): Removed.
16923 (ipa_callsite_tree): Removed.
16924 (ipa_callsite_caller): Removed.
16925 (ipa_pop_func_from_list): return_method removed to return_func
16927 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16928 prefixed all values with IPA_. Changed all users.
16929 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16930 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16931 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16932 (union parameter_info): Renamed to jump_func_value.
16933 (union jump_func_value): Renamed value to constant
16934 (struct ipa_jump_func): Renamed info_type to value
16935 (struct ipa_node): Renamed to ipa_node_params
16936 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16937 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16938 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16939 (struct ipa_edge): Renamed to ipa_edge_args
16940 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16941 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16942 (struct ipa_methodlist): Renamed to ipa_func_list
16943 (struct ipa_func_list): method_p renamed to node, next_method
16945 (ipa_methodlist_p): Removed, switched all users to struct pointer
16946 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16948 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16950 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16951 (rs6000_emit_epilogue): Use backchain to restore only when we
16952 have a large frame. Make use of frame pointer to restore if we
16953 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16955 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16957 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16958 Add mode to zero_extract.
16959 (sign bit tests peepholes): (Ditto.).
16961 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16963 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16964 Instructions in comments with SSE3.
16965 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16966 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16967 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16968 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16969 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16970 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16971 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16972 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16973 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16974 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16975 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16976 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16977 (bdesc_sse_args): Renamed to ...
16978 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16979 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16980 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16981 IX86_BUILTIN_FABSQ.
16982 (bdesc_1arg): Moved to ...
16983 (bdesc_args): Here.
16984 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16985 Instructions in comments with SSE3.
16986 (ix86_expand_sse_operands_builtin): Renamed to ...
16987 (ix86_expand_args_builtin): This. Updated.
16988 (ix86_expand_unop1_builtin): Update comments.
16989 (ix86_expand_builtin): Updated.
16991 2008-04-29 Richard Guenther <rguenther@suse.de>
16993 PR tree-optimization/36078
16994 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16995 Update virtual SSA form after cleaning up the CFG.
16997 2008-04-29 Richard Guenther <rguenther@suse.de>
16999 PR middle-end/15255
17000 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17002 2008-04-29 Richard Guenther <rguenther@suse.de>
17004 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17005 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17006 (compute_flow_insensitive_aliasing): Do not treat
17007 PTR_IS_REF_ALL pointers special.
17008 (get_smt_for): Likewise.
17009 (may_alias_p): Re-structure.
17010 (is_escape_site): A ref-all pointer conversion is not an escape site.
17011 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17012 PTR_IS_REF_ALL pointers special.
17013 * tree-ssa-structalias.h (struct alias_info): Remove
17014 ref_all_symbol_mem_tag field.
17015 (PTR_IS_REF_ALL): Remove.
17017 2008-04-29 Richard Guenther <rguenther@suse.de>
17019 PR middle-end/36077
17020 * fold-const.c (extract_muldiv_1): In combining division constants
17021 make sure to never overflow.
17023 2008-04-29 Nick Clifton <nickc@redhat.com>
17025 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17027 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17030 * optc-gen.awk: Work around HP-UX/IA awk bug.
17032 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17034 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17037 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17040 * config/i386/i386.md
17041 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17042 Change operand 1 predicate to nonimmediate_operand.
17044 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17047 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17049 * gengtype.c (walk_type, write_func_for_structure): Handle
17051 * doc/gty.texi: Document chain_circular.
17053 2008-04-28 Richard Guenther <rguenther@suse.de>
17055 PR tree-optimization/36066
17056 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17059 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17062 * config/i386/i386.md
17063 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17064 Use match_scratch instead of match_operand for operands 3 and 4.
17066 2008-04-27 Richard Guenther <rguenther@suse.de>
17068 PR tree-optimization/18754
17069 PR tree-optimization/34223
17070 * tree-pass.h (pass_complete_unrolli): Declare.
17071 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17072 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17073 Rewrite loop into loop closed SSA form if it is not already.
17074 (tree_unroll_loops_completely): Re-structure to iterate over
17075 innermost loops with intermediate CFG cleanups.
17076 Unroll outermost loops only if requested or the code does not grow
17078 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17079 loops are available.
17080 (tree_vectorize): Instead do so here.
17081 (tree_complete_unroll): Also unroll outermost loops.
17082 (tree_complete_unroll_inner): New function.
17083 (gate_tree_complete_unroll_inner): Likewise.
17084 (pass_complete_unrolli): New pass.
17085 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17086 uses outside of the loop.
17087 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17088 form if it is available.
17089 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17090 * passes.c (init_optimization_passes): Schedule complete inner
17091 loop unrolling pass before the first CCP pass after final inlining.
17093 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17095 * targhooks.h (default_emutls_var_fields,
17096 default_emutls_var_init): Declare.
17097 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17098 * target.h (struct gcc_target): Add struct emutls member.
17099 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17100 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17101 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17102 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17103 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17104 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17105 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17106 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17107 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17108 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17109 emit debug information.
17110 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17111 * varasm.c: Include targhooks.h.
17112 (emutls_object_section, emutls_tmpl_section): New.
17113 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17114 (EMUTLS_SEPARATOR): New.
17115 (prefix_name): New.
17116 (get_emutls_object_name): New.
17117 (default_emutls_var_fields): New, broken out of ...
17118 (get_emutls_object_type): ... here. Adjust to use target hooks.
17119 (get_emutls_init_templ_addr): Adjust to use target hooks.
17120 (emutls_decl): Adjust to use target hooks.
17121 (emutls_finish): Likewise.
17122 (default_emutls_var_init): New, broken out of ...
17123 (assemble_variable): ... here. Adjust to use target hooks.
17124 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17125 SECCAT_EMUTLS_TMPL.
17126 * c-common.c (handle_section_attribute): Prevent overriding
17127 sections for emulated tls with special sections.
17128 * config/i386/i386.c (x86_64_elf_select_section): Add
17129 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17130 (x86_64_elf_unique_section): Likewise.
17131 * config/vxworks.c: Include tree.h.
17132 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17133 (vxworks_override_options): Set TLS scheme.
17134 * doc/tm.texi (Emulated TLS): New node.
17136 2008-04-26 Simon Baldwin <simonb@google.com>
17139 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17140 with propagated string constants.
17142 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17144 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17145 constraint for operand 2 when operand 0 is memory operand.
17146 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17147 operand 0 is memory operand.
17148 (fix_trunc<mode>_i387_with_temp): Ditto.
17149 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17150 operand 2 when operand 1 is memory operand.
17151 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17152 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17153 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17154 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17155 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17156 operands 2,3 and 4 when operand 1 is memory operand.
17157 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17159 (fistdi2_floor_with_temp): Ditto.
17160 (fist<mode>2_floor_with_temp): Ditto.
17161 (fistdi2_ceil_with_temp): Ditto.
17162 (fist<mode>2_ceil_with_temp): Ditto.
17163 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17165 2008-04-26 David Daney <ddaney@avtrex.com>
17167 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17169 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17170 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17171 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17172 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17173 (compare_and_swap_12): New insn.
17174 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17175 * config/mips/mips.c (mips_force_binary): New function.
17176 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17177 (mips_expand_compare_and_swap_12): New function.
17178 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17180 2008-04-25 Jan Hubicka <jh@suse.cz>
17183 * cfgexpand.c (pass_expand): Turn into RTL pass.
17184 * passes.c (execute_one_pass): Do pass typechecking after execution.
17185 * tree-pass.h (pass_expand): Turn into RTL pass.
17187 * function.h (struct rtl_data): Move here fields
17188 accesses_prior_frames, calls_eh_return, saves_all_registers,
17189 has_nonlocal_goto, has_asm_statement, is_thunk,
17190 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17191 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17192 arg_pointer_save_area_init from struct function; turn into bool.
17193 (struct function): Move
17194 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17195 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17196 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17197 tail_call_emit, arg_pointer_save_area_init
17198 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17199 (current_function_returns_struct, current_function_returns_pcc_struct,
17200 current_function_calls_setjmp, current_function_calls_alloca,
17201 current_function_accesses_prior_frames,
17202 current_function_calls_eh_return, current_function_is_thunk,
17203 current_function_stdarg, current_function_profile,
17204 current_function_limit_stack, current_function_uses_pic_offset_table,
17205 current_function_uses_const_pool, current_function_has_nonlocal_label,
17206 current_function_saves_all_registers,
17207 current_function_has_nonlocal_goto,
17208 current_function_has_asm_statement): Remove accesor macros.
17209 * ra-conflict.c (global_conflicts): Update.
17210 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17211 (suitable_for_tail_call_opt_p): Update.
17212 * builtins.c (expand_builtin_return_addr): Update.
17213 (expand_builtin_setjmp_setup): Update.
17214 (expand_builtin_nonlocal_goto): Update.
17215 * final.c (final_start_function): Update.
17216 (profile_function): Update.
17217 (leaf_function_p): Update.
17218 (only_leaf_regs_used): Update.
17219 * df-scan.c (df_get_exit_block_use_set): Update.
17220 * dojump.c (clear_pending_stack_adjust): Update.
17221 * tree-stdarg.c (gate_optimize_stdarg): Update.
17222 * gimple-low.c (lower_function_body): Update.
17223 * global.c (compute_regsets): Update.
17224 (global_alloc): Update.
17225 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17226 * expr.c (expand_assignment): Update.
17227 * dse.c (dse_step0): Update.
17228 (dse_step1): Update.
17229 * c-decl.c (store_parm_decls): Update.
17230 * local-alloc.c (combine_regs): Update.
17231 (find_free_reg): Update.
17232 * function.c (assign_parms_augmented_arg_list): Update.
17233 (assign_parm_find_data_types): Update.
17234 (assign_parms): Update.
17235 (allocate_struct_function): Update.
17236 (expand_function_start): Update.
17237 (expand_function_end): Update.
17238 (get_arg_pointer_save_area): Update.
17239 (thread_prologue_and_epilogue_insns): Update.
17240 (rest_of_match_asm_constraints): Update.
17241 * stor-layout.c (variable_size): Update.
17242 * gcse.c (gcse_main): Update.
17243 (bypass_jumps): Update.
17244 * gimplify.c (gimplify_function_tree): Update.
17245 * calls.c (emit_call_1): Update.
17246 (expand_call): Update.
17247 * bt-load.c (compute_defs_uses_and_gen): Update.
17248 * except.c (sjlj_assign_call_site_values): Update.
17249 (sjlj_emit_function_enter): Update.
17250 (can_throw_external): Update.
17251 (set_nothrow_function_flags): Update.
17252 (expand_builtin_unwind_init): Update.
17253 (expand_eh_return): Update.
17254 (convert_to_eh_region_ranges): Update.
17255 (output_function_exception_table): Update.
17256 * emit-rtl.c (gen_tmp_stack_mem): Update.
17257 * cfgexpand.c (expand_used_vars): Update.
17258 (tree_expand_cfg): Update.
17259 * cfgcleanup.c (rest_of_handle_jump): Update.
17260 * explow.c (allocate_dynamic_stack_space): Update.
17261 * varasm.c (assemble_start_function): Update.
17262 (force_const_mem): Update.
17263 (mark_constant_pool): Update.
17264 * tree-optimize.c (tree_rest_of_compilation): Update.
17265 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17266 * tree-cfg.c (notice_special_calls): Update.
17267 (is_ctrl_altering_stmt): Update.
17268 (tree_can_make_abnormal_goto): Update.
17269 (tree_purge_dead_abnormal_call_edges): Update.
17270 * config/alpha/predicates.md: Update.
17271 * config/alpha/alpha.c (alpha_sa_mask): Update.
17272 (alpha_sa_size): Update.
17273 (alpha_does_function_need_gp): Update.
17274 (alpha_expand_prologue): Update.
17275 (alpha_start_function): Update.
17276 (alpha_output_function_end_prologue): Update.
17277 (alpha_expand_epilogue): Update.
17278 * config/frv/frv.c (frv_stack_info): Update.
17279 (frv_expand_epilogue): Update.
17280 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17281 (s390_register_info): Update.
17282 (s390_frame_info): Update.
17283 (s390_init_frame_layout): Update.
17284 (s390_can_eliminate): Update.
17285 (save_gprs): Update.
17286 * config/spu/spu.c (spu_split_immediate): Update.
17287 (need_to_save_reg): Update.
17288 (spu_expand_prologue): Update.
17289 (spu_expand_epilogue): Update.
17290 * config/sparc/sparc.md: Update.
17291 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17292 (sparc_tls_got): Update.
17293 (legitimize_pic_address): Update.
17294 (sparc_emit_call_insn): Update.
17295 (sparc_expand_prologue): Update.
17296 (output_return): Update.
17297 (print_operand): Update.
17298 (sparc_function_ok_for_sibcall): Update.
17299 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17300 * config/m32r/m32r.md: Update.
17301 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17302 (m32r_compute_frame_size): Update.
17303 (m32r_expand_prologue): Update.
17304 (m32r_expand_epilogue): Update.
17305 (m32r_legitimize_pic_address): Update.
17306 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17307 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17308 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17309 (gen_push): Update.
17310 (ix86_save_reg): Update.
17311 (ix86_compute_frame_layout): Update.
17312 (ix86_expand_prologue): Update.
17313 (ix86_expand_epilogue): Update.
17314 * config/sh/sh.c (output_stack_adjust): Update.
17315 (calc_live_regs): Update.
17316 (sh5_schedule_saves): Update.
17317 (sh_expand_prologue): Update.
17318 (sh_expand_epilogue): Update.
17319 (sh_setup_incoming_varargs): Update.
17320 (sh_allocate_initial_value): Update.
17321 (sh_get_pr_initial_val): Update.
17322 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17323 * config/sh/sh.md (label:): Update.
17324 * config/avr/avr.c (out_movhi_mr_r): Update.
17325 * config/crx/crx.h (enum): Update.
17326 * config/xtensa/xtensa.h (along): Update.
17327 * config/stormy16/stormy16.c Update.
17328 (xstormy16_compute_stack_layout): Update.
17329 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17330 (fr30_expand_prologue): Update.
17331 * config/cris/cris.c (cris_conditional_register_usage): Update.
17332 (cris_reg_saved_in_regsave_area): Update.
17333 (cris_initial_frame_pointer_offset): Update.
17334 (cris_simple_epilogue): Update.
17335 (cris_expand_prologue): Update.
17336 (cris_expand_epilogue): Update.
17337 (cris_expand_pic_call_address): Update.
17338 (cris_asm_output_symbol_ref): Update.
17339 (cris_asm_output_label_ref): Update.
17340 * config/cris/cris.md Update.
17341 * config/iq2000/iq2000.c (compute_frame_size): Update.
17342 (iq2000_expand_epilogue): Update.
17343 * config/mt/mt.h (save_direction): Update.
17344 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17345 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17346 (ia64_secondary_reload_class): Update.
17347 * config/m68k/m68k.c (m68k_save_reg): Update.
17348 (m68k_expand_prologue): Update.
17349 (m68k_expand_epilogue): Update.
17350 (legitimize_pic_address): Update.
17351 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17352 (first_reg_to_save): Update.
17353 (first_altivec_reg_to_save): Update.
17354 (compute_vrsave_mask): Update.
17355 (compute_save_world_info): Update.
17356 (rs6000_stack_info): Update.
17357 (spe_func_has_64bit_regs_p): Update.
17358 (rs6000_ra_ever_killed): Update.
17359 (rs6000_emit_eh_reg_restore): Update.
17360 (rs6000_emit_allocate_stack): Update.
17361 (rs6000_emit_prologue): Update.
17362 (rs6000_emit_epilogue): Update.
17363 (rs6000_output_function_epilogue): Update.
17364 (output_profile_hook): Update.
17365 (rs6000_elf_declare_function_name): Update.
17366 * config/rs6000/rs6000.h (rs6000_args): Update.
17367 * config/rs6000/rs6000.md: Update.
17368 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17369 * config/arc/arc.c (arc_output_function_epilogue): Update.
17370 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17371 * config/darwin.c (machopic_function_base_name): Update.
17372 * config/score/score3.c (score3_compute_frame_size): Update.
17375 (score3_epilogue): Update.
17376 * config/score/score7.c (score7_compute_frame_size): Update.
17377 (score7_prologue): Update.
17378 (score7_epilogue): Update.
17379 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17380 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17381 * config/arm/arm.c (use_return_insn): Update.
17382 (require_pic_register): Update.
17383 (arm_load_pic_register): Update.
17384 (arm_compute_save_reg0_reg12_mask): Update.
17385 (arm_compute_save_reg_mask): Update.
17386 (thumb1_compute_save_reg_mask): Update.
17387 (output_return_instruction): Update.
17388 (arm_output_function_prologue): Update.
17389 (arm_output_epilogue): Update.
17390 (arm_get_frame_offsets): Update.
17391 (arm_expand_prologue): Update.
17392 (thumb_pushpop): Update.
17393 (thumb_exit): Update.
17394 (thumb1_expand_prologue): Update.
17395 (thumb1_expand_epilogue): Update.
17396 (arm_unwind_emit): Update.
17397 (arm_output_fn_unwind): Update.
17398 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17399 * config/arm/arm.md: Update.
17400 * config/pa/pa.md: Update.
17401 * config/pa/pa.c (legitimize_pic_address): Update.
17402 (compute_frame_size): Update.
17403 (hppa_expand_prologue): Update.
17404 (hppa_expand_epilogue): Update.
17405 (borx_reg_operand): Update.
17406 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17407 (HARD_REGNO_RENAME_OK): Update.
17408 * config/mips/mips.c (mips_global_pointer): Update.
17409 (mips_save_reg_p): Update.
17410 (mips_compute_frame_info): Update.
17411 (mips_frame_pointer_required): Update.
17412 (mips_expand_prologue): Update.
17413 (mips_expand_epilogue): Update.
17414 (mips_can_use_return_insn): Update.
17415 (mips_reorg_process_insns): Update.
17416 * config/v850/v850.c (compute_register_save_size): Update.
17417 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17418 * config/mmix/mmix.c (along): Update.
17419 (mmix_expand_epilogue): Update.
17420 * config/bfin/bfin.c (legitimize_pic_address): Update.
17421 (must_save_p): Update.
17422 (stack_frame_needed_p): Update.
17423 (add_to_reg): Update.
17424 (bfin_expand_prologue): Update.
17425 * stmt.c (expand_asm_operands): Update.
17426 * reload1.c (reload): Update.
17427 (init_elim_table): Update.
17429 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17431 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17433 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17435 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17436 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17437 (mov<mode>): Removed.
17438 (*movv4sf_internal): Likewise.
17439 (*movv2df_internal): Likewise.
17441 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17443 * config.gcc (crx-*-elf): Remove deprecation.
17445 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17447 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17448 __gcc_deregister_frame with atexit.
17449 (deregister_frame_dtor): Remove.
17451 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17452 Nathan Sidwell <nathan@codesourcery.com>
17454 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17456 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17457 (rs6000_isel): Likewise.
17458 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17459 (rs6000_isel): New variable.
17460 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17462 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17465 * c-common.c (handle_vector_size_attribute): Call
17466 lang_hooks.types.reconstruct_complex_type instead of
17467 reconstruct_complex_type.
17468 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17469 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17470 * langhooks.h (struct lang_hooks_for_types): Add
17471 reconstruct_complex_type hook.
17472 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17473 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17475 2008-04-24 Richard Guenther <rguenther@suse.de>
17477 * c-common.h (check_builtin_function_arguments): Declare.
17478 * c-common.c (validate_nargs): New function.
17479 (check_builtin_function_arguments): Likewise.
17480 * c-typeck.c (build_function_call): Call
17481 check_builtin_function_arguments.
17482 * builtins.c (fold_builtin_classify): Remove error reporting code.
17483 (fold_builtin_unordered_cmp): Likewise.
17484 (fold_builtin_1): Likewise.
17485 (fold_builtin_n): Likewise.
17487 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17489 PR tree-optimization/36008
17490 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17491 the original op1, rather than delta by step.
17493 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17494 Sebastian Pop <sebastian.pop@amd.com>
17496 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17497 eliminate_local_variables_stmt, eliminate_local_variables,
17498 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17499 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17500 of code delimited by two edges in the CFG.
17501 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17502 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17503 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17504 the case of parallelisation of reductions.
17505 (expr_invariant_in_region_p): New.
17507 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17508 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17510 2008-04-24 Ira Rosen <irar@il.ibm.com>
17511 Richard Guenther <rguenther@suse.de>
17513 PR tree-optimization/36034
17514 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17515 incapable of dealing with loads with gaps.
17517 2008-04-24 Rafael EspÃndola <espindola@google.com>
17519 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17520 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17521 vrp_evaluate_conditional.
17522 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17523 (vrp_evaluate_conditional): Split the cond argument.
17524 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17525 (simplify_stmt_for_jump_threading): Update call to
17526 vrp_evaluate_conditional.
17528 2008-04-24 Ira Rosen <irar@il.ibm.com>
17530 PR tree-optimization/35982
17531 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17532 interleaved data-refs are of the same type.
17534 2008-04-24 Danny Smith <dannysmith@users.net>
17536 * c-format.c (check_format_info_main): Use strncmp rather than a
17537 magic prefix to handle multichar length specs.
17538 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17539 Don't prefix "I64" and "I32" with '\0'.
17541 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17544 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17545 in registers for -m32 only if stdarg_p (fntype).
17547 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17549 PR rtl-optimization/36006
17550 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17551 temp to op0 in order to avoid invalid rtx sharing.
17553 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17555 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17556 check TREE_INVARIANT.
17557 * tree-gimple.c (is_gimple_address): New.
17558 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17559 * tree-gimple.h (is_gimple_address): New.
17560 * tree.h (decl_address_invariant_p): New.
17561 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17562 (build_string): Likewise.
17563 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17564 (tree_invariant_p_1): Likewise.
17565 (save_expr): Use it.
17566 (tree_invariant_p): New.
17567 (skip_simple_arithmetic): Use it.
17568 (stabilize_reference_1): Use it.
17569 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17571 (build1_stat): Drop code to compute TREE_INVARIANT.
17572 (build2_stat): Drop code to compute TREE_INVARIANT.
17573 (build3_stat): Drop code to compute TREE_INVARIANT.
17574 (build4_stat): Drop code to compute TREE_INVARIANT.
17575 (build5_stat): Drop code to compute TREE_INVARIANT.
17576 (build7_stat): Drop code to compute TREE_INVARIANT.
17577 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17578 * tree.h (struct tree_base): Remove invariant_flag.
17579 (TREE_INVARIANT): Remove.
17580 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17581 (fold_builtin_expect): Check TREE_CONSTANT.
17582 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17583 * c-tree.h (c_expr_to_decl): Drop third parameter.
17584 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17585 (build_c_cast): Don't set TREE_INVARIANT.
17586 (pop_init_level): Don't set TREE_INVARIANT.
17587 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17588 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17590 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17591 (gimplify_addr_expr): Adjust comment.
17592 * tree-mudflap.c (mf_build_string):
17593 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17594 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17595 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17596 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17597 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17598 * langhooks.h (struct lang_hooks): Drop third parameter from
17601 2008-04-23 Richard Guenther <rguenther@suse.de>
17603 PR tree-optimization/27799
17604 PR tree-optimization/32921
17605 PR tree-optimization/32624
17606 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17607 SMTs aliases and the tag itself into the solution.
17608 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17609 merge the points-to solution back into the SMT aliases.
17610 (may_alias_p): Use alias_set_subset_of instead of
17611 aliases_conflict_p. A pointer which points to
17612 memory with alias set zero may access any variable.
17614 2008-04-23 Richard Guenther <rguenther@suse.de>
17616 * alias.c (alias_set_subset_of): Correctly handle asking
17617 if zero is a subset of an alias set with zero child.
17618 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17619 (compute_flow_insensitive_aliasing): Correctly walk all
17620 pointers. Do not unnecessarily union sets.
17622 2008-04-23 Richard Guenther <rguenther@suse.de>
17624 PR middle-end/36021
17625 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17627 2008-04-22 Tomas Bily <tbily@suse.cz>
17629 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17631 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17633 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17634 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17635 * tree-inline.c (estimate_num_insns_1): Likewise.
17636 * varasm.c (const_hash_1, compare_constant, copy_constant)
17637 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17638 * emit-rtl.c (component_ref_for_mem_expr)
17639 (set_mem_attributes_minus_bitpos): Likewise.
17640 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17641 (is_aligning_offset): Likewise.
17642 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17643 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17644 * dojump.c (do_jump): Likewise.
17645 * builtins.c (get_pointer_alignment, get_memory_rtx)
17646 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17647 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17649 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17651 PR rtl-optimization/36017
17652 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17653 expanding the library call.
17655 2008-04-22 Ian Lance Taylor <iant@google.com>
17657 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17658 than size_in_bytes.
17660 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17662 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17663 of LR/CTR moves for Power6.
17665 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17667 PR middle-end/36003
17668 * passes.c (init_optimization_passes): Remove
17669 pass_fast_rtl_byte_dce.
17671 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17674 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17675 builtin functions to generate faster code.
17676 (_mm_cvtpu16_ps): Ditto.
17677 (_mm_cvtpi32x2_ps): Ditto.
17679 2008-04-22 Nick Clifton <nickc@redhat.com>
17681 * common.opt (ftree-loop-distribution): Add Optimization
17684 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17685 (frv_expand_builtin_va_start): Likewise.
17687 * config/arm/arm.c (thumb_find_work_register): Fix location of
17688 argument register count.
17690 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17692 Support scheduling for ColdFire V1 and V3 microarchitecture.
17693 Improve scheduling of multiplication instructions.
17695 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17696 (mac): New instruction attribute.
17697 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17698 (m68k_sched_mac): New variable.
17699 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17700 Handle cfv1 and cfv3.
17701 (max_insn_size): New static variable.
17702 (struct _sched_ib): New type.
17703 (sched_ib): New static variable.
17704 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17705 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17706 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17708 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17709 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17710 new variables. Update.
17711 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17712 Add modeling of cfv3 instruction buffer. Update.
17713 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17714 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17715 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17716 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17717 a particular reservation applies to.
17718 (type2): Reorganize attribute values. Rename alu to alu_reg,
17719 alu_l to alu, move_l to omove. Join move to alu. Split mul
17720 to mul_l and mul_w.
17721 (cf_ib_*): Simplify description of instruction buffer.
17722 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17723 (cf_mem): Split into cf_mem1 and cf_mem2.
17724 (cf_v2_move_??): Rename to cfv12_alu_??.
17725 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17726 (cf_v2_mul_??): Remove reservations.
17727 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17728 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17729 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17731 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17732 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17733 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17734 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17735 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17736 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17737 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17738 expansions of the above reservations for instructions of sizes
17741 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17743 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17745 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17747 * coverage.c: Include tree-pass.h.
17748 (coverage_counter_alloc): Print da_file_name to the dump file.
17750 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17752 * sbitmap.c (sbitmap_range_empty_p): New function.
17753 * sbitmap.h (sbitmap_range_empty_p): New function.
17754 * bitmap.h: Now includes obstack.h.
17756 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17757 Kenneth Zadeck <zadeck@naturalbridge.com>
17759 * dbgcnt.def (ra_byte_scan): Added.
17760 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17761 when the last hit happens for a counter.
17762 * timevar.def (TV_DF_BYTE_LR): New variable.
17763 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17764 * passes.c (pass_fast_rtl_byte_dce): New pass.
17765 * fwprop.c (update_df): Added mode to call df_ref_create.
17766 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17767 DF_REF_EXTRACT_OFFSET.
17768 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17769 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17771 (df_ref_extract): Added mode field.
17772 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17773 DF_REF_EXTRACT_OFFSET.
17774 (DF_REF_EXTRACT_MODE): New macro.
17775 (df_byte_lr_bb_info): New structure.
17776 (df_print_byte_regset, df_compute_accessed_bytes,
17777 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17778 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17779 df_byte_lr_simulate_uses,
17780 df_byte_lr_simulate_artificial_refs_at_top,
17781 df_byte_lr_simulate_artificial_refs_at_end,
17782 df_compute_accessed_bytes): New function.
17783 (df_ref_create): Add parameter.
17784 (df_byte_lr_get_bb_info): New inline function.
17785 * df-scan.c (df_ref_record, df_uses_record,
17786 df_ref_create_structure): Added mode parameter.
17787 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17788 df_defs_record, df_uses_record, df_get_conditional_uses,
17789 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17790 df_entry_block_defs_collect, df_exit_block_uses_collect):
17791 Added mode parameter to calls to df_ref_record, df_uses_record,
17792 df_ref_create_structure.
17793 (df_ref_equal_p, df_ref_compare): Added test for modes.
17794 (df_ref_create_structure): Added code to set mode. Renamed
17795 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17796 DF_REF_EXTRACT_OFFSET.
17797 * df-core.c (df_print_byte_regset): New function.
17798 * df-byte-scan.c: New file.
17799 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17800 calls to BITMAP_FREE.
17801 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17802 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17803 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17804 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17805 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17806 df_byte_lr_local_compute, df_byte_lr_init,
17807 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17808 df_byte_lr_transfer_function, df_byte_lr_free,
17809 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17810 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17811 df_byte_lr_simulate_uses,
17812 df_byte_lr_simulate_artificial_refs_at_top,
17813 df_byte_lr_simulate_artificial_refs_at_end): New function.
17814 * dce.c (byte_dce_process_block): New function.
17815 (dce_process_block): au is now passed in rather than computed
17816 locally. Changed loops that look at artificial defs to not look
17817 for conditional or partial ones, because there never are any.
17818 (fast_dce): Now is able to drive byte_dce_process_block or
17819 dce_process_block depending on the kind of dce being done.
17820 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17821 (rest_of_handle_fast_byte_dce): New function.
17822 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17823 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17825 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17828 * gcc.h: Added fortran options that take arguments to
17829 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17832 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17834 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17835 scalarization if on the LHS and not a full access.
17837 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17839 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17841 2008-04-18 Rafael EspÃndola <espindola@google.com>
17843 * tree-vrp.c (find_case_label_index): Fix the binary search.
17844 (find_case_label_range): New.
17845 (vrp_visit_switch_stmt): Use find_case_label_range.
17846 (simplify_switch_using_ranges): Use find_case_label_range.
17848 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17850 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17851 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17853 2008-04-18 Tom Tromey <tromey@redhat.com>
17856 * doc/cpp.texi (Implementation-defined behavior): Mention
17859 2008-04-18 Ian Lance Taylor <iant@google.com>
17861 * fold-const.c (pointer_may_wrap_p): New static function.
17862 (fold_comparison): Add another test for pointer overflow. Use
17863 pointer_may_wrap_p to disable some false positives.
17865 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17867 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17868 (fname_as_string): Match updated cpp_interpret_string prototype.
17869 (fix_string_type): Support char16_t* and char32_t*.
17870 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17871 derivative) nodes. Register as builtin if C++0x.
17872 (c_parse_error): Support CPP_CHAR{16,32}.
17873 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17874 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17875 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17876 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17877 CTI_CHAR32_ARRAY_TYPE>: New elements.
17878 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17879 char32_type_node, signed_char32_type_node, char16_array_type_node,
17880 char32_array_type_node): New defines.
17881 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17882 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17883 (lex_string): Support CPP_STRING{16,32}, match updated
17884 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17885 (lex_charconst): Support CPP_CHAR{16,32}.
17886 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17887 and CPP_STRING{16,32}.
17889 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17892 * aclocal.m4: Regenerate.
17893 * configure: Regenerate.
17895 2008-04-18 Jan Hubicka <jh@suse.cz>
17897 * except.c (dw2_size_of_call_site_table,
17898 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17900 * cgraphbuild.c (build_cgraph_edges): Update.
17901 * tree-pass.h: Update comment.
17902 * final.c (leaf_function_p): Update.
17903 (leaf_renumber_regs): Update.
17904 (rest_of_clean_state): Update.
17905 * omp-low.c (expand_omp_parallel): Update.
17906 * ipa-reference.c (analyze_function): Update.
17907 * reorg.c (find_end_label): Update.
17908 (optimize_skip): Update.
17909 (fill_simple_delay_slots): Update.
17910 (fill_simple_delay_slots): Update.
17911 (make_return_insns): Update.
17912 (dbr_schedule): Update.
17913 * gimple-low.c (record_vars_into): Update.
17914 * cfgbuild.c (make_edges): Update.
17915 * function.c (assign_stack_local): Update.
17916 (assign_parm_adjust_stack_rtl): Update.
17917 (locate_and_pad_parm): Update.
17918 (allocate_struct_function): Do not initialize stack_alignment_needed
17919 and preferred_stack_boundary here.
17920 (stack_protect_prologue): Update.
17921 (stack_protect_epilogue): Update.
17922 (expand_function_start): Initialize stack_alignment_needed,
17923 preferred_stack_boundary and max_jumptable_ents.
17924 (expand_function_end): Update.
17925 (free_after_compilation): Do not NULLify epilogue_delay_list.
17926 * function.h (struct rtl_data): Add stack_protect_guard,
17927 stack_alignment_needed,
17928 preferred_stack_boundary, epilogue_delay_list.
17929 (struct function): Remove value_histograms, stack_alignment_needed,
17930 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17932 unexpanded_var_list, stack_protect_guard.
17933 (current_function_epilogue_delay_list): Remove.
17934 * ipa-type-escape.c (analyze_function): Update.
17935 * gimplify.c (pop_gimplify_context): Update comment.
17936 * calls.c (expand_call): Update.
17937 (emit_library_call_value_1): Update.
17938 * except.c (set_nothrow_function_flags): Update.
17939 * cfgexpand.c (get_decl_align_unit): Update.
17940 (create_stack_guard): Update.
17941 (estimated_stack_frame_size): Update.
17942 (expand_used_vars): Update.
17943 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17944 * explow.c (allocate_dynamic_stack_space): Update.
17945 * tree-ssa-live.c (remove_unused_locals): Update.
17946 * varasm.c (mark_constant_pool): Update.
17947 * tree-inline.c (remap_decls): Update.
17948 (initialize_cfun): Update.
17949 (declare_return_variable): Update.
17950 (inline_forbidden_p): Update.
17951 (expand_call_inline): Update.
17952 (declare_inline_vars): Update.
17953 (tree_function_versioning): Update.
17954 * tree-flow.h (value_histograms): New.
17955 (VALUE_HISTOGRAMS): New macro.
17956 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17958 * tree-cfg.c (set_bb_for_stmt): Update.
17959 (replace_by_duplicate_decl): Update.
17960 (move_block_to_fn): Update.
17961 (new_label_mapper): Update.
17962 (dump_function_to_file): Update.
17963 * ipa-struct-reorg.c (build_data_structure): Update.
17964 * cfgrtl.c (print_rtl_with_bb): Update.
17965 * reload1.c (reload): Update.
17967 * config/i386/i386.c (setup_incoming_varargs_64,
17968 ix86_compute_frame_layout): Update.
17969 * config/arc/arc.c (arc_output_function_epilogue): Update.
17971 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17973 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17974 for FreeBSD as well.
17975 * gthr-posix95.h: Likewise.
17977 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17979 PR rtl-optimization/35838
17980 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17981 out the byte offset of the first subreg.
17983 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17985 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17986 to split_ti instead of three separate calls with single member arrays.
17987 (subti3 splitter): Ditto.
17988 (adddi3 splitter): Ditto with split_di.
17989 (subdi3 splitter): Ditto.
17990 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17991 two separate calls with single member arrays. Swap match_dup
17992 operands 1 and 2 to better fit into the array.
17993 (negdi2 splitter): Ditto with split_di.
17994 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17995 two separate calls with single member arrays. Swap match_dup operands
17996 6 and 7 to better fit into the array.
17998 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18000 * config/i386/i386.c (sse_builtin_type): New.
18001 (bdesc_sse_args): Likewise.
18002 (bdesc_sse_3arg): Removed.
18003 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18004 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18005 IX86_BUILTIN_ROUNDPS.
18006 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18007 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18008 IX86_BUILTIN_ROUNDPS.
18009 (ix86_expand_sse_4_operands_builtin): Removed.
18010 (ix86_expand_sse_operands_builtin): New.
18011 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18012 and CODE_FOR_sse4_1_roundps.
18013 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18014 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18016 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18019 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18020 regs before frame pop when needed. If use_backchain_to_restore_sp
18021 then load backchain into a temp reg to restore vr and vrsave. Add
18022 code to restore vr after frame pop if possible.
18024 2008-04-17 Richard Guenther <rguenther@suse.de>
18026 * tree-vn.c (expressions_equal_p): Do not check type
18027 equality or compatibility before calling operand_equal_p.
18028 * fold-const.c (operand_equal_p): Check equivalence of
18029 integer constants before bailing out due to signedness or
18030 precision differences.
18031 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18032 spurious differences in type qualification. Ignore types
18033 for COMPONENT_REFs at all.
18035 2008-04-17 Christian Bruel <christian.bruel@st.com>
18037 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18038 msw_skip comparison.
18040 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18043 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18046 PR tree-optimization/35899
18047 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18048 rather than TREE_OPERAND.
18050 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18053 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18054 temporary registers. Change operand predicate to general_operand.
18055 (remainderxf3): Ditto.
18057 2008-04-16 Richard Guenther <rguenther@suse.de>
18059 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18060 * tree-affine.c (aff_combination_expand): Look through some
18063 2008-04-15 Doug Kwan <dougkwan@google.com>
18065 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18067 * tree-pretty-print.c (dump_generic_node): Ditto.
18068 * final.c (output_addr_const): Ditto.
18069 * dwarf2out.c (output_cfi): Ditto.
18070 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18071 * print-rtl.c (print_rtx): Ditto.
18072 * print-tree.c (print_node_brief, print_node): Ditto.
18073 * c-common.c (match_case_to_enum_1): Ditto.
18074 * sched-vis.c (print_value): Ditto.
18075 * config/i386/i386.c (print_operand): Cast to long unsigned int
18078 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18079 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18080 MS Windows VirtualProtect function.
18082 2008-04-15 Jan Hubicka <jh@suse.cz>
18084 * gengtype.c (write_root): Param_is argument is OK.
18085 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18086 * function.h: Include varray.h
18087 (rtl_eh): New stucture based on except.c one.
18088 (call_site_record): New forward declaration and vector type.
18089 * calls.c (emit_call_1): Do not call
18090 note_current_region_may_contain_throw.
18091 * except.c (eh_status): Remove cur_region, try_region since they are
18093 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18094 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18095 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18096 Remove call_site_data_used, call_site_data_size.
18097 Turn call_site_record into vector in function.h.
18098 (note_current_region_may_contain_throw): Remove.
18099 (get_exception_pointer, get_exception_filter): Do not take struct
18100 function argument; update.
18101 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18102 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18103 build_post_landing_pads, dw2_build_landing_pads,
18104 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18105 sjlj_emit_function_enter, sjlj_emit_function_enter,
18106 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18107 sjlj_build_landing_pads, finish_eh_generation,
18108 remove_exception_handler_label, remove_eh_handler,
18109 maybe_remove_eh_handler, add_reachable_handler,
18110 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18111 add_action_record, collect_one_action_chain, add_call_site,
18112 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18113 sjlj_output_call_site_table, output_function_exception_table,
18114 * except.h (note_current_region_may_contain_throw): Remove
18115 (get_exception_pointer, get_exception_filter): Do not take struct
18117 * Makefile.in (GTFILES): Put varargs before struct function.
18119 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18121 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18122 punt for STRING_CST.
18123 (get_constraint_for): Deal with STRING_CST here instead.
18125 2008-04-15 Richard Guenther <rguenther@suse.de>
18127 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18128 statements in a basic-block with a backward walk. Do not
18129 substitute into dead statements but instead remove those.
18131 2008-04-15 Richard Guenther <rguenther@suse.de>
18133 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18134 to zero, thus disable creation of SFTs.
18136 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18138 * tree-predcom.c (suitable_reference_p): Return false if the
18139 reference can throw.
18141 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18144 * c-decl.c (finish_decl): If extern or static var has variable
18145 size, set TREE_TYPE (decl) to error_mark_node.
18147 2008-04-15 Rafael EspÃndola <espindola@google.com>
18149 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18152 2008-04-15 Richard Guenther <rguenther@suse.de>
18154 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18155 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18156 (visit_reference_op_load): Do walk vuse-vdef chains on
18157 vn_reference_lookup.
18158 (visit_reference_op_store): But do not here.
18159 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18160 vn_reference_lookup.
18161 (vn_lookup_with_vuses): But do so here.
18163 2008-04-14 Ian Lance Taylor <iant@google.com>
18165 * fold-const.c (fold_overflow_warning): Remove assertion.
18167 2008-04-15 Ben Elliston <bje@au.ibm.com>
18169 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18170 temp1 local variables.
18172 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18175 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18176 ".text.unlikely" section as executable.
18178 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18180 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18181 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18182 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18183 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18184 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18185 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18186 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18188 2008-04-14 Ian Lance Taylor <iant@google.com>
18190 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18191 * fold-const.c (fold_comparison): If appropriate, test
18192 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18193 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18194 reassociating a pointer type.
18195 * doc/invoke.texi (Optimize Options): Document that
18196 -fstrict-overflow applies to pointer wraparound.
18198 2008-04-13 Jan Hubicka <jh@suse.cz>
18200 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18202 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18204 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18205 we are going to "save the world".
18207 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18209 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18210 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18211 operand 0 constraint, not "=".
18213 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18215 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18217 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18219 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18220 of size of positions_needed * CHAR_BIT.
18222 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18224 PR middle-end/35897
18225 * dse.c (store_info): Change positions_needed to unsigned
18227 (lowpart_bitmask): New.
18228 (record_store): Cast to unsigned HOST_WIDE_INT for
18229 positions_needed. Assert width <= size of positions_needed *
18230 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18231 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18232 lowpart_bitmask to set mask.
18234 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18236 * config/bfin/constraints.md: New file.
18237 * config/bfin/bfin.md: Include it.
18238 (adddi3): Use satisfies_constraint functions instead of the old macros.
18239 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18240 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18241 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18242 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18243 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18244 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18245 EXTRA_CONSTRAINT): Delete.
18246 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18247 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18249 * config/bfin/bfin.c: Include "tm-constrs.h".
18250 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18251 Use satisfies_constraint functions instead of the old macros.
18252 * doc/md.texi (Blackfin Constraints): Update file name reference.
18254 2008-04-11 Richard Guenther <rguenther@suse.de>
18256 PR tree-optimization/35869
18257 * tree-vrp.c (execute_vrp): Move switch statement update after
18258 jump threading. Schedule another cfg cleanup run.
18260 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18263 * attribs.c (decl_attributes): Return early on errorneous node.
18265 2008-04-10 Oleg Ryjkov <olegr@google.com>
18267 * tree.h (struct tree_base): Added a new flag default_def_flag.
18268 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18270 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18272 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18274 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18277 * pa.md: Define mode iterator P. Define mode attribute dwc.
18278 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18279 (icacheflush): Likewise.
18280 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18281 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18283 2008-04-11 Ben Elliston <bje@au.ibm.com>
18285 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18287 2008-04-10 Rafael EspÃndola <espindola@google.com>
18289 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18290 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18291 (extract_range_from_expr): The same.
18293 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18295 * config/mips/mips.md (GPR2): New mode iterator.
18296 (seq): Add comment.
18297 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18298 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18299 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18300 Rewrite these to take two modes, the mode of comparison and the
18301 mode of the destination.
18302 * config/mips/mips.c (mips_expand_scc): Instead of having
18303 paradoxical subreg as destination, expand "narrowing" scc if mode
18304 of comparison is SI and target is requested in DI mode.
18305 (mips_emit_int_order_test): Update comment. Make mode of
18306 comparison match CMP0 rather than TARGET. When creating inverse
18307 target use mode of TARGET.
18309 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18311 * gcov-dump.c (tag_summary): Only print summaries for the first
18312 GCOV_COUNTERS_SUMMABLE counters.
18314 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18316 * config/i386/i386.md (absneg): New code iterator.
18317 (absnegprefix): New code attribute.
18318 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18319 patterns using absneg code iterator.
18320 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18321 using absneg code iterator.
18322 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18323 *neg<mode>2 patterns using absneg code iterator.
18324 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18325 *negextendsfdf2 patterns using absneg code iterator.
18326 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18327 *negextendsfxf2 patterns using absneg code iterator.
18328 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18329 *negextendsfdf2 patterns using absneg code iterator.
18330 * config/i386/sse.md (<code><mode>2): Macroize expander from
18331 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18333 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18335 * config/s390/s390.h: Remove the remains of the recent search
18336 & replace action of current_function_outgoing_args_size.
18338 2008-04-10 Ira Rosen <irar@il.ibm.com>
18340 PR tree-optimization/35821
18341 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18342 NEW_STMT_LIST is not NULL.
18344 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18347 * toplev.c (process_options): Remove -ffunction-sections debugging
18350 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18352 PR middle-end/PR28690
18353 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18354 than gen_rtx_fmt_ee to perform more canonicalizations.
18356 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18359 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18361 2008-04-09 Richard Guenther <rguenther@suse.de>
18363 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18364 (dump_function_to_file): Dump function arguments with types.
18366 2008-04-08 Richard Guenther <rguenther@suse.de>
18368 * fold-const.c (fold_widened_comparison): Do not allow
18369 sign-changes that change the result.
18371 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18374 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18375 kinds of indirect references.
18377 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18379 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18380 GNU Fortran language string.
18382 2008-04-08 Rafael EspÃndola <espindola@google.com>
18384 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18385 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18386 * tree.h (tree_call_nonnegative_warnv_p): New.
18388 2008-04-08 Jan Hubicka <jh@suse.cz>
18390 * function.c (free_after_compilation): Clear out regno_reg_rtx
18393 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18396 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18398 PR middle-end/PR28690
18399 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18400 same precedence as REG_POINTER and MEM_POINTER operands.
18402 2008-04-08 Richard Guenther <rguenther@suse.de>
18404 PR middle-end/35834
18405 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18406 for adding index to base.
18408 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18410 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18411 (MINGW_ENABLE_EXECUTE_STACK): New.
18412 (IN_LIBGCC2): For libgcc include windows.h file for
18413 function declarations.
18415 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18417 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18418 and tem2 if tem1 is not a REG or MULT.
18420 2008-04-08 Jan Hubicka <jh@suse.cz>
18422 * function.h (incomming_args): Break out of struct function.
18423 (function_subsections): Break out of struct function.
18424 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18425 return_rtx and hard_reg_initial_vals from struct function.
18426 Kill inl_max_label_num.
18427 (current_function_pops_args, current_function_args_info,
18428 current_function_args_size, current_function_args_size,
18429 current_function_pretend_args_size,
18430 current_function_outgoing_args_size,
18431 current_function_internal_arg_pointer, current_function_return_rtx):
18432 Kill compatibility accestor macros.
18433 * builtins.c (expand_builtin_apply_args_1): Update.
18434 (expand_builtin_next_arg): Update.
18435 * df-scan.c (df_get_call_refs): Update.
18436 * dbxout.c (dbxout_function_end): Update.
18437 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18438 (output_line_info): Update.
18439 (secname_for_decl): Update.
18440 (dwarf2out_var_location): Update.
18441 * function.c (free_after_compilation): Update.
18442 (assign_parm_find_stack_rtl): Update.
18443 (assign_parms): Update.
18444 (expand_dummy_function_end): Update.
18445 (expand_function_end): Update.
18446 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18447 (expand_call): Update.
18448 (emit_library_call_value_1): Update.
18449 (store_one_arg): Update.
18450 * varasm.c (initialize_cold_section_name): Update.
18451 (unlikely_text_section): Update.
18452 (unlikely_text_section_p): Update.
18453 (assemble_start_function): Update.
18454 (assemble_end_function): Update.
18455 (default_section_type_flags): Update.
18456 (switch_to_section): Update.
18457 * integrate.c (set_decl_abstract_flags): Update.
18458 (get_hard_reg_initial_val): Update.
18459 (has_hard_reg_initial_val): Update.
18460 (allocate_initial_values): Update.
18461 * resource.c (init_resource_info): Update.
18462 * config/alpha/alpha.c (NUM_ARGS): Update.
18463 (direct_return): Update.
18464 (alpha_va_start): Update.
18465 (alpha_sa_size): Update.
18466 (alpha_initial_elimination_offset): Update.
18467 (alpha_expand_prologue): Update.
18468 (alpha_start_function): Update.
18469 (alpha_expand_epilogue): Update.
18470 (unicosmk_initial_elimination_offset):
18471 * config/alpha/alpha.md (call expander): Update.
18472 * config/s390/s390.c (s390_register_info): Update.
18473 (s390_register_info): Update.
18474 (s390_frame_info): Update.
18475 (s390_initial_elimination_offset): Update.
18476 (s390_build_builtin_va_list): Update.
18477 (s390_va_start): Update.
18478 * config/spu/spu.c (direct_return): Update.
18479 (spu_expand_prologue): Update.
18480 (spu_initial_elimination_offset): Update.
18481 (spu_build_builtin_va_list): Update.
18482 (spu_va_start): Update.
18483 * config/sparc/sparc.c (sparc_init_modes): Update.
18484 (sparc_compute_frame_size): Update.
18485 (function_value): Update.
18486 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18487 * config/i386/i386.md (return expander): Update.
18488 * config/i386/i386.c (ix86_va_start): Update.
18489 (ix86_can_use_return_insn_p): Update.
18490 (ix86_compute_frame_layout): Update.
18491 (ix86_expand_epilogue): Update.
18492 * config/sh/sh.c (output_stack_adjust): Update.
18493 (calc_live_regs): Update.
18494 (sh_expand_prologue): Update.
18495 (sh_builtin_saveregs): Update.
18496 (sh_va_start): Update.
18497 (initial_elimination_offset): Update.
18498 (sh_allocate_initial_value): Update.
18499 (sh_function_ok_for_sibcall): Update.
18500 (sh_get_pr_initial_val): Update.
18501 * config/sh/sh.md (return expander): Update.
18502 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18503 * config/crx/crx.c (crx_compute_frame): UPdate.
18504 (crx_initial_elimination_offset): UPdate.
18505 * config/xtensa/xtensa.c (compute_frame_size): Update
18506 (xtensa_builtin_saveregs): Update.
18507 (xtensa_va_start): Update.
18508 (order_regs_for_local_alloc): Update.
18509 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18510 (xstormy16_expand_builtin_va_start): Update.
18511 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18512 * config/m68hc11/m68hc11.md (return expanders): Update.
18513 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18514 (expand_epilogue): Update.
18515 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18516 (cris_simple_epilogue): Update.
18517 (cris_expand_prologue): Update.
18518 (cris_expand_epilogue): Update.
18519 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18520 (compute_frame_size): Update.
18521 * config/mt/mt.c (mt_compute_frame_size): Update.
18522 * config/mn10300/mn10300.c (expand_prologue): Update.
18523 (expand_epilogue): Update.
18524 (initial_offset): Update.
18525 (mn10300_builtin_saveregs):
18526 * config/mn10300/mn10300.md (return expander): Update.
18527 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18528 (ia64_initial_elimination_offset): Update.
18529 (ia64_initial_elimination_offset): Update.
18530 (ia64_expand_prologue): Update.
18531 * config/m68k/m68k.md (return expander): Update.
18532 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18533 (rs6000_stack_info): Update.
18534 * config/mcore/mcore.c (layout_mcore_frame): Update.
18535 (mcore_expand_prolog): Update.
18536 * config/arc/arc.c (arc_compute_frame_size): Update.
18537 * config/score/score3.c (score3_compute_frame_size): Update.
18538 * config/score/score7.c (score7_compute_frame_size): Update.
18539 * config/arm/arm.c (use_return_insn): Update.
18540 (thumb_find_work_register): Update.
18541 (arm_compute_save_reg_mask): Update.
18542 (arm_output_function_prologue): Update.
18543 (arm_output_epilogue): Update.
18544 (arm_size_return_regs): Update.
18545 (arm_get_frame_offsets): Update.
18546 (arm_expand_prologue): Update.
18547 (thumb_exit): Update.
18548 (thumb_unexpanded_epilogue): Update.
18549 (thumb1_output_function_prologue): Update.
18550 * config/pa/pa.md (return expander): Update.
18551 * config/pa/pa.c (compute_frame_size): Update.
18552 (hppa_builtin_saveregs): Update.
18553 * config/mips/mips.c (mips_va_start): Update.
18554 (mips16_build_function_stub): Update.
18555 (mips_compute_frame_info): Update.
18556 (mips_restore_gp): Update.
18557 (mips_output_function_prologue): Update.
18558 (mips_expand_prologue): Update.
18559 * config/v850/v850.c (compute_frame_size): Update.
18560 (expand_prologue): * config/mmix/mmix.c (along): update.
18561 (mmix_initial_elimination_offset): update.
18562 (mmix_reorg): update.
18563 (mmix_use_simple_return): update.
18564 (mmix_expand_prologue): update.
18565 (mmix_expand_epilogue): Update.
18566 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18567 (emit_link_insn): Update.
18569 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18571 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18572 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18574 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18577 2008-04-07 Jan Hubicka <jh@suse.cz>
18579 * function.h (rtl): Rename to x_rtl.
18580 (crtl): New define.
18581 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18582 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18583 used_temp_slots avail_temp_slots, temp_slot_level,
18584 nonlocal_goto_handler_labels): Update accesstors.
18585 (rtl): New global variable.
18586 (struct function): Move some fileds to rtl_data.
18587 (get_arg_pointer_save_area): Update prototype.
18588 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18589 get_arg_pointer_save_area.
18590 * expr.c (init_expr): Update
18591 * function.c (get_frame_size): Update
18592 (assign_stack_local): Update
18593 (expand_function_end): Update.
18594 (get_art_pointer_save_area): Update
18596 * emit-rtl.c (rtl): Declare.
18597 (regno_reg_rtx): Declare.
18598 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18600 (gen_reg_rtx): Update.
18601 * varasm.c (n_deferred_constatns): Update accestor.
18602 (init_varasm_status): Do not allocate varasm_status.
18603 (force_const_mem, get_pool_size, output_constant_pool): Update.
18604 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18605 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18606 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18607 * sparc/sparc.h (INIT_EXPANDERS): Update.
18608 * ia64/ia64.h (INIT_EXPANDERS): Update.
18610 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18612 * reload.c (push_secondary_reload): Add missing break to for loop.
18614 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18616 PR middle-end/PR28690
18617 * rtlanal.c: Update copyright years.
18618 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18619 as REG_POINTER and MEM_POINTER operands.
18620 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18621 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18622 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18623 * gcse.c: Update copyright years.
18624 (pre_delete): Call gen_reg_rtx_and_attrs.
18625 (hoist_code): Likewise.
18626 (build_store_vectors): Likewise.
18627 (delete_store): Likewise.
18628 * loop-invariant.c (move_invariant_reg): Likewise.
18629 Update copyright years.
18631 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18633 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18634 control string instead of quoted.
18636 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18638 * doc/rtl.texi: Rewrite of subreg section.
18640 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18643 * config/i386/i386.c (legitimize_pic_address): Add treating
18644 of dllimport SYM_REF's.
18645 (legitimize_dllimport_symbol): Add prototype.
18647 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18649 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18650 reference in constructor with non self-referential type.
18652 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18654 Removal of Return with Depressed Stack Pointer support
18655 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18656 (ECF_SP_DEPRESSED): Likewise.
18657 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18658 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18659 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18660 (expand_call): Do not test ECF_SP_DEPRESSED.
18661 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18662 * function.c (keep_stack_depressed): Delete.
18663 (handle_epilogue_set): Likewise.
18664 (update_epilogue_consts): Likewise.
18665 (emit_equiv_load): Likewise.
18666 (thread_prologue_and_epilogue_insns): Remove support for Return with
18667 Depressed Stack Pointer.
18668 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18670 2008-04-06 Richard Guenther <rguenther@suse.de>
18672 PR tree-optimization/35400
18673 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18674 information from SSA_NAMEs.
18676 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18678 * config/avr/avr.h (avr_mega_p): Remove declaration.
18679 (AVR_MEGA): Remove macro.
18680 * config/avr/avr.c (avr_mega_p): Remove variable.
18681 (avr_override_options): Remove inicializion of avr_mega_p.
18682 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18683 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18684 (avr_jump_mode): (Ditto.).
18685 (avr_output_progmem_section_asm_op): (Ditto.).
18686 (avr_asm_init_sections): (Ditto.).
18687 (avr_asm_init_sections): (Ditto.).
18688 (avr_rtx_costs): (Ditto.).
18689 * config/avr/avr.md: (Ditto.).
18690 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18693 2008-04-06 Richard Guenther <rguenther@suse.de>
18695 PR tree-optimization/35842
18696 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18697 is_gimple_invariant_address.
18699 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18701 * gcc.c (default_compilers): Sync Fortran extensions list with
18702 that in fortran/lang-specs.h.
18703 * doc/invoke.texi: Likewise.
18704 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18705 * dwarf2out.c (gen_compile_unit_die): Likewise.
18707 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18709 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18711 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18714 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18715 attribute is used for nested functions.
18717 2008-04-05 Jan Hubicka <jh@suse.cz>
18719 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18721 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18723 (dump_files): Update.
18724 (enable_rtl_dump_file): Do not accept letter argument.
18725 * tree-pass.h (dump_file_info): Remove letter argument.
18726 * toplev.c (decode_d_option): Update -da handling.
18727 * toplev.h (enable_rtl_dump_file): Update prototype.
18728 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18729 it out based on pass type.
18730 (register_dump_files_1): Likewise.
18731 (init_optimization_passes): Update register_one_dump_file calls.
18732 (execute_one_pass): Sanity check that IPA passes are called at IPA
18733 level and RTL passes at RTL level.
18734 (execute_pass_list): IPA pass can not be after or subpass of
18736 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18737 disallov RTL subpasses of IPA subpasses.
18739 2008-04-05 Ben Elliston <bje@au.ibm.com>
18741 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18742 builtins that return exactly once and do not throw. Cache call to
18745 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18747 PR rtl-optimization/34916
18748 PR middle-end/35519
18749 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18750 between instruction pairs.
18752 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18754 * doc/invoke.texi: Document -mbitops for SH.
18755 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18756 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18757 * config/sh/sh.c (print_operand): Add %t operand code.
18758 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18759 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18760 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18761 (extendqihi2): Likewise.
18762 (movqi_i): Likewise.
18763 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18764 (extv): Use bld instruction for SH2A if possible.
18766 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18767 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18768 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18769 (bset.b, bclr.b): Define peepholes.
18770 * config/sh/sh.opt (mbitops): New option.
18772 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18775 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18776 and view convert expression.
18778 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18781 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18783 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18785 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18787 * config/i386/cpuid.h (bit_AES): New.
18788 (bit_PCLMUL): Likewise.
18790 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18791 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18792 SSE2 if AES or PCLMUL is enabled.
18793 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18794 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18795 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18796 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18797 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18798 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18799 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18800 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18801 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18802 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18803 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18804 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18805 __builtin_ia32_aeskeygenassist128 and
18806 __builtin_ia32_pclmulqdq128.
18807 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18808 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18809 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18811 * config/i386/i386.h (TARGET_AES): New.
18812 (TARGET_PCLMUL): Likewise.
18813 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18815 * config/i386/i386.md (UNSPEC_AESENC): New.
18816 (UNSPEC_AESENCLAST): Likewise.
18817 (UNSPEC_AESDEC): Likewise.
18818 (UNSPEC_AESDECLAST): Likewise.
18819 (UNSPEC_AESIMC): Likewise.
18820 (UNSPEC_AESKEYGENASSIST): Likewise.
18821 (UNSPEC_PCLMUL): Likewise.
18823 * config/i386/i386.opt (maes): New.
18824 (mpclmul): Likewise.
18826 * config/i386/sse.md (aesenc): New pattern.
18827 (aesenclast): Likewise.
18828 (aesdec): Likewise.
18829 (aesdeclast): Likewise.
18830 (aesimc): Likewise.
18831 (aeskeygenassist): Likewise.
18832 (pclmulqdq): Likewise.
18834 * config/i386/wmmintrin.h: New.
18836 * doc/extend.texi: Document AES and PCLMUL built-in function.
18838 * doc/invoke.texi: Document -maes and -mpclmul.
18840 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18842 * function.c (free_after_parsing): Replace with
18843 cxx_push_function_context from C++ front-end.
18844 (allocate_struct_function): Don't call langhook.
18845 * langhooks.h (struct lang_hooks_for_functions): Delete.
18846 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18848 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18849 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18850 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18851 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18852 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18853 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18854 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18856 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18857 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18859 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18862 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18865 2008-04-04 Richard Guenther <rguenther@suse.de>
18867 PR middle-end/35823
18868 * fold-const.c (optimize_minmax_comparison): Use the correct
18869 type for the constant in the simplified comparison.
18871 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18873 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18874 Pass L2 size as "--param l2-cache-size" to the compiler.
18875 (decode_l2_cache): New function to decode L2 cache parameters using
18876 0x8000006 extended cpuid function.
18877 (detect_caches_amd): Determine parameters of L2 cache using
18878 decode_l2_caches function.
18879 (decode_caches_intel): Decode L2 cache parameters.
18880 (detect_caches_intel): Determine L2 cache parameters using
18881 decode_caches_intel and decode_l2_caches functions.
18883 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18885 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18886 secondary input reload for subword loads from the constant pool.
18888 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18891 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18892 constants of the appropriate size for runtime calculations.
18895 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18896 decimal-float literal constant zero.
18898 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18901 * c-parser.c (c_parser_omp_atomic): Call
18902 default_function_array_conversion on the RHS.
18904 PR middle-end/35818
18905 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18906 call is_variable_sized if decl has incomplete type.
18908 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18910 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18912 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18914 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18916 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18917 (sgt<u>): Merge sgt and sgtu into new expander.
18918 (sgt, sgtu): Remove expanders.
18919 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18920 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18921 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18922 *sgtu_<mode>_mips16 into new pattern.
18923 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18924 (sge<u>): Merge sge and sgeu into new expander.
18925 (sge, sgeu): Remove expanders.
18926 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18928 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18929 (slt<u>): Merge slt and sltu into new expander.
18930 (slt, sltu): Remove expanders.
18931 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18932 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18933 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18934 *sltu_<mode>_mips16 into new pattern.
18935 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18936 (sle<u>): Merge sle and sleu into new expander.
18937 (sle, sleu): Remove expanders.
18938 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18939 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18940 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18941 *sleu_<mode>_mips16 into new pattern.
18942 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18944 2008-04-03 Jan Hubicka <jh@suse.cz>
18946 PR tree-optimization/35795
18947 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18948 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18949 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18950 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18951 * score/score3.c (score3_output_mi_thunk): Likewise.
18952 * score/score7.c (score7_output_mi_thunk): Likewise.
18953 * mips/mips.c (mips_output_mi_thunk): Likewise.
18955 2008-04-03 Richard Guenther <rguenther@suse.de>
18957 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18958 conversions. Simplify code.
18960 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18962 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18964 2008-04-03 Tom Tromey <tromey@redhat.com>
18965 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18967 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18968 * config/bfin/t-bfin-linux (generated_files): Add
18969 linux-sysroot-suffix.h.
18970 * doc/install.texi (Prerequisites): Require make 3.80.
18971 * doc/sourcebuild.texi (Front End Directory): Document new
18973 * Makefile.in (generated_files): New variable.
18974 (ALL_HOST_OBJS): New variable.
18975 ($(ALL_HOST_OBJS)): New target.
18977 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18979 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18980 (remap_block): Call id->transform_lang_insert_block instead
18982 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18983 Set id.transform_lang_insert_block to NULL.
18984 (clone_body): Move to cp/optimize.c
18985 * tree-inline.h (struct copy_body_data): Change
18986 transform_lang_insert_block to function pointer.
18987 (copy_generic_body, copy_decl_no_change): Export.
18988 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18989 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18990 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18992 * c-tree.h (insert_block): Kill.
18993 * c-decl.c (insert_block): Kill.
18995 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18997 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18998 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18999 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19001 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19002 argument, call {push,pop}_function_context from here.
19003 * c-parser.c: Use c_{push,pop}_function_context.
19005 * function.c (push_function_context_to): Move meat ...
19006 (push_function_context): ... here. Simplify.
19007 * function.c (pop_function_context_from): Move meat ...
19008 (pop_function_context): ... here. Simplify.
19009 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19011 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19012 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19013 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19014 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19016 2008-04-03 Ben Elliston <bje@au.ibm.com>
19018 * expmed.c (extract_force_align_mem_bit_field): Remove.
19020 2008-04-03 Richard Guenther <rguenther@suse.de>
19022 PR middle-end/35800
19023 * expr.h (try_casesi): Adjust prototype.
19024 * expr.c (try_casesi): Take fallback label as extra parameter.
19025 Use that for gen_casesi if default_label is NULL.
19026 * stmt.c (expand_case): Pass fallback label to try_casesi,
19027 make sure to fill gaps with a fallback label if default_label
19030 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19033 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19035 2008-04-03 Ben Elliston <bje@au.ibm.com>
19037 * expmed.c (extract_split_bit_field): Remove if (0) code.
19038 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19039 (do_ds_constraint): Likewise.
19041 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19043 * doc/cppopts.texi (-dU): Document.
19044 * c-common.h (flag_dump_macros): Update comment.
19045 * c-opts.c (handle_OPT_d): Handle -dU.
19046 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19047 dump_queued_macros, cb_used_define, cb_used_undef): New.
19048 (init_pp_output): Handle -dU.
19049 (cb_line_change): Call dump_queued_macros.
19050 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19052 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19054 * config/avr/predicates.md (io_address_operand): New predicate.
19055 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19056 * config/avr/avr.c (avr_io_address_p): Remove function.
19057 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19058 'avr_io_address_p' function.
19059 (out_movhi_r_mr): (Ditto.).
19060 (out_movqi_mr_r): (Ditto.).
19061 (out_movhi_mr_r): (Ditto.).
19062 (avr_address_cost): (Ditto.).
19064 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19066 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19067 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19068 in 32bit mode when XMM registers are available to avoid store
19070 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19071 corresponding post-reload splitters.
19073 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19075 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19076 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19077 __builtin_ia32_roundss.
19078 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19079 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19080 __builtin_ia32_roundss.
19081 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19082 IX86_BUILTIN_SHUFPD here.
19084 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19086 * config/i386/i386.md (plogic): New.
19087 (plogicprefix): Likewise.
19089 * config/i386/mmx.md (mmx_<code><mode>3): New.
19090 (mmx_and<mode>3): Removed.
19091 (mmx_ior<mode>3): Likewise.
19092 (mmx_xor<mode>3): Likewise.
19094 * config/i386/sse.md (<code><mode>3): New.
19095 (*<code><mode>3): Likewise.
19096 (*<code><mode>3): Likewise.
19097 (<code><mode>3): Likewise.
19098 (*sse_<code><mode>3): Likewise.
19099 (*sse2_<code><mode>3): Likewise.
19100 (<code>tf3): Likewise.
19101 (*<code>tf3): Likewise.
19102 (and<mode>3): Likewise.
19103 (*and<mode>3): Likewise.
19104 (ior<mode>3): Removed.
19105 (*ior<mode>3): Likewise.
19106 (xor<mode>3): Likewise.
19107 (*xor<mode>3): Likewise.
19108 (*and<mode>3): Likewise.
19109 (*ior<mode>3): Likewise.
19110 (*xor<mode>3): Likewise.
19111 (and<mode>3): Likewise.
19112 (*sse_and<mode>3): Likewise.
19113 (*sse2_and<mode>3): Likewise.
19114 (andtf3): Likewise.
19115 (*andtf3): Likewise.
19116 (ior<mode>3): Likewise.
19117 (*sse_ior<mode>3): Likewise.
19118 (*sse2_ior<mode>3): Likewise.
19119 (iortf3): Likewise.
19120 (*iortf3): Likewise.
19121 (xor<mode>3): Likewise.
19122 (*sse_xor<mode>3): Likewise.
19123 (*sse2_xor<mode>3): Likewise.
19124 (xortf3): Likewise.
19125 (*xortf3): Likewise.
19127 2008-04-02 Richard Guenther <rguenther@suse.de>
19129 PR tree-optimization/14495
19130 PR tree-optimization/34793
19131 * tree-vrp.c (struct switch_update): New structure.
19132 (to_remove_edges, to_update_switch_stmts): New VECs.
19133 (simplify_switch_using_ranges): New function. Remove not taken
19134 case labels and edges.
19135 (simplify_stmt_using_ranges): Call it.
19136 (identify_jump_threads): Mark edges we have queued for removal
19137 so we don't thread them.
19138 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19140 * tree-cfg.c (group_case_labels): Deal with missing default label.
19141 (tree_verify_flow_info): Allow missing default label.
19142 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19143 (emit_case_nodes): Likewise.
19144 (expand_case): Do not rely on the default label to be present.
19145 * expr.c (try_casesi): Deal with NULL default_label.
19146 (do_tablejump): Likewise.
19148 2008-04-02 Richard Guenther <rguenther@suse.de>
19150 PR tree-optimization/14495
19151 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19152 SWITCH_EXPR here ...
19153 (vrp_visit_switch_stmt): ... but here (new function).
19154 (find_case_label_index): New helper function.
19155 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19157 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19159 * fwprop.c: Fix ISO-C99ism.
19161 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19164 * Makefile.in (objdir): Set it here.
19165 * configure.ac: Not here. Find dynamic linker characteristics.
19166 * exec-tool.in: Use them.
19167 * aclocal.m4: Regenerate.
19168 * configure: Regenerate.
19170 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19172 * expr.c (expand_var): Delete it.
19173 * expr.h (expand_var): Delete prototype.
19174 * function.c (expand_function_start): Use expand_decl instead.
19175 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19178 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19180 PR rtl-optimization/35542
19181 * fwprop.c (forward_propagate_and_simplify): Replace
19182 loc_reg_mentioned_in_p with reg_mentioned_p.
19184 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19186 PR rtl-optimization/35281
19187 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19188 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19189 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19190 (varying_mem_p): Move above propagate_rtx.
19191 (all_uses_available_at): Do not check MEMs.
19193 2008-04-02 Rafael EspÃndola <espindola@google.com>
19195 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19196 (register_edge_assert_for_2): Split the cond argument.
19197 (register_edge_assert_for_1): Adjust for the change in
19198 register_edge_assert_for_2.
19199 (register_edge_assert_for): Split the cond argument.
19200 (find_switch_asserts): Adjust for the change in
19201 register_edge_assert_for.
19203 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19205 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19206 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19207 offsets for 64-bit mingw.
19208 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19209 abi for x86_64-pc-mingw.
19211 2008-04-02 Richard Guenther <rguenther@suse.de>
19213 * tree-vrp.c (extract_range_from_assert): Make sure to not
19214 produce range min/max with TREE_OVERFOW set.
19215 If merging a anti-range and a range keep the anti-range if
19216 the range covers all values of the type.
19217 (register_edge_assert_for_2): Only allow sign-changing
19218 conversions in detecting canonical range checks. Also
19219 register an assert for the unsigned name if useful.
19221 PR tree-optimization/35787
19222 * tree-vrp.c (vrp_val_max): New function.
19223 (vrp_val_min): Likewise.
19224 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19225 (vrp_val_is_min): Likewise.
19226 (supports_overflow_infinity): Use vrp_val_{min,max}.
19227 (negative_overflow_infinity): Likewise.
19228 (positive_overflow_infinity): Likewise.
19229 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19230 (is_positive_overflow_infinity): Likewise.
19231 (is_overflow_infinity): Likewise.
19232 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19233 vrp_val_is_{min,max}.
19234 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19235 to ranges if possible. Avoid empty ranges.
19237 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19239 PR middle-end/35705
19240 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19241 the expression is a function address.
19243 2008-04-01 George Helffrich <george@gcc.gnu.org>
19245 PR fortran/35154, fortran/23057
19246 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19247 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19248 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19249 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19251 (dbxout_syms): Check for COMMON-based symbol and wrap in
19252 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19253 in bracket for efficiency.
19255 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19256 using DW_TAG_common_block + member offset.
19257 (add_pubname_string): New function.
19258 (dw_expand_expr): New function to find block name and offset for
19260 (common_check): New function to check whether symbol in Fortran COMMON.
19261 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19263 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19266 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19268 2008-04-02 Ben Elliston <bje@au.ibm.com>
19270 * config/v850/v850.md (casesi): Remove if (0) code.
19271 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19272 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19274 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19276 * config/i386/i386.md (rex64suffix): New mode attribute.
19277 (floathi<mode>2): Disable expander for SSE math.
19278 (*floathi<mode>2_1): New insn insn_and_split pattern.
19279 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19280 corresponding post-reload splitters.
19281 (*floathi<mode>2_i387): New macroized insn pattern.
19282 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19283 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19284 insn_and_split pattern.
19285 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19286 New macroized instruction patterns and corresponding post-reload
19288 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19289 and corresponding post-reload splitters.
19290 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19291 New macroized instruction patterns.
19292 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19293 macroized instruction patterns and corresponding post-reload splitters.
19294 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19295 corresponding post-reload splitters.
19296 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19297 New macroized instruction patterns.
19298 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19299 corresponding post-reload splitters.
19300 (*floatsi<mode>2_i387): New macroized instruction patterns.
19302 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19304 * config/i386/i386.md (smaxmin): New.
19305 (umaxmin): Likewise.
19306 (maxminiprefix): Likewise.
19307 (maxminfprefix): Likewise.
19308 (<code><mode>3): Likewise.
19309 (smin<mode>3): Removed.
19310 (smax<mode>3): Likewise.
19312 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19313 (mmx_<code>v4hi3): Likewise.
19314 (mmx_<code>v8qi3): Likewise.
19315 (mmx_smaxv2sf3): Removed.
19316 (mmx_sminv2sf3): Likewise.
19317 (mmx_umaxv8qi3): Likewise.
19318 (mmx_smaxv4hi3): Likewise.
19319 (mmx_uminv8qi3): Likewise.
19320 (mmx_sminv4hi3): Likewise.
19322 * config/i386/sse.md (<addsub><mode>3): New.
19323 (*<addsub><mode>3): Likewise.
19324 (<sse>_vm<addsub><mode>3): Likewise.
19325 (<maxmin><mode>3): Likewise.
19326 (*<maxmin><mode>3_finite): Likewise.
19327 (*<maxmin><mode>3): Likewise.
19328 (<sse>_vm<maxmin><mode>3): Likewise.
19329 (sse3_h<addsub>v4sf3): Likewise.
19330 (sse3_h<addsub>v2df3): Likewise.
19331 (<maxmin>v16qi3): Likewise.
19332 (*<maxmin>v16qi3): Likewise.
19333 (<maxmin>v8hi3): Likewise.
19334 (*<maxmin>v8hi3): Likewise.
19335 (*sse4_1_<maxmin><mode>3): Likewise.
19336 (*sse4_1_<maxmin><mode>3): Likewise.
19337 (add<mode>3): Removed.
19338 (*add<mode>3): Likewise.
19339 (<sse>_vmadd<mode>3): Likewise.
19340 (sub<mode>3): Likewise.
19341 (*sub<mode>3): Likewise.
19342 (<sse>_vmsub<mode>3): Likewise.
19343 (smin<mode>3): Likewise.
19344 (*smin<mode>3_finite): Likewise.
19345 (*smin<mode>3): Likewise.
19346 (<sse>_vmsmin<mode>3): Likewise.
19347 (smax<mode>3): Likewise.
19348 (*smax<mode>3_finite): Likewise.
19349 (*smax<mode>3): Likewise.
19350 (<sse>_vmsmax<mode>3): Likewise.
19351 (sse3_haddv4sf3): Likewise.
19352 (sse3_haddv2df3): Likewise.
19353 (sse3_hsubv4sf3): Likewise.
19354 (sse3_hsubv2df3): Likewise.
19355 (umaxv16qi3): Likewise.
19356 (*umaxv16qi3): Likewise.
19357 (smaxv8hi3): Likewise.
19358 (*smaxv8hi3): Likewise.
19359 (*sse4_1_smax<mode>3): Likewise.
19360 (*sse4_1_umax<mode>3): Likewise.
19361 (uminv16qi3): Likewise.
19362 (*uminv16qi3): Likewise.
19363 (sminv8hi3): Likewise.
19364 (*sminv8hi3): Likewise.
19365 (*sse4_1_smin<mode>3): Likewise.
19366 (*sse4_1_umin<mode>3): Likewise.
19368 2008-04-01 Rafael EspÃndola <espindola@google.com>
19370 * tree-cfg.c (verify_expr): remove in_phi.
19371 (verify_stmt): Don't call walk_tree with verify_expr. Use
19372 is_gimple_min_invariant instead of is_gimple_val.
19374 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19376 * doc/include/gpl_v3.texi: Update for manpage generation.
19377 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19379 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19380 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19381 gpl_v3.texi instead of gpl.texi.
19384 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19387 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19389 2008-04-01 Rafael EspÃndola <espindola@google.com>
19391 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19392 (extract_code_and_val_from_cond): Use
19393 extract_code_and_val_from_cond_with_ops.
19395 2008-04-01 Jan Hubicka <jh@suse.cz>
19397 * function.c (free_after_compilation): Free epilogue_delay_list.
19398 (prepare_function_start): Assert that previous compilation was freed.
19400 2008-04-01 Jan Hubicka <jh@suse.cz>
19401 Jim Wilson <wilson@tuliptree.org>
19402 Andreas Tobler <andreast@gcc.gnu.org>
19404 PR middle-end/35781
19405 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19406 rtl.emit instead cfun->emit.
19407 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19408 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19410 2008-04-01 Ben Elliston <bje@au.ibm.com>
19412 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19414 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19416 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19418 (fprofile-use): Add var flag_profile_use
19419 * coverage.c (coverage_begin_output): Do not open a gcno file for
19420 output only if -ftest-coverage is set.
19421 Do not add getpwd() to gcda file path.
19422 (build_gcov_info): Check the new flag
19423 flag_profile_datafile_relative_path.
19424 (coverage_init): Use profile_data_prefix.
19425 Read profile counter only if flag_profile_use is set.
19426 * opts.c (common_handle_option): New option fprofile-use=,
19427 fprofile-dir=, fprofile-generate=.
19428 * toplev.c (profile_data_prefix): New variable definition.
19429 * toplev.h (profile_data_prefix): New declaration.
19430 * doc/invoke.tex (Option Summary, Optimization Options):
19433 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19435 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19436 use tmp consistently.
19439 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19440 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19441 UNSPEC_FR_RECIP_APPROX_RES.
19442 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19444 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19447 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19449 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19451 PR middle-end/30186
19452 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19453 element of the vector via a pointer.
19455 2008-03-31 Ian Lance Taylor <iant@google.com>
19457 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19459 2008-03-31 Jan Hubicka <jh@suse.cz>
19461 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19462 get_arg_pointer_save_area.
19463 * expr.c (init_expr): Just clear out rtl.expr.
19464 * function.c (free_after_compilation): Clear out whole RTL structure.
19465 (get_func_frame_size): Merge into ...
19466 (get_frame_size): ... this one.
19467 (assign_stack_local_1): Merge into ...
19468 (assign_stack_local): ... this one.
19469 (expand_function_end): Update call of get_arg_pointer_save_area.
19470 (get_art_pointer_save_area): Remove cfun argument.
19471 * function.h (emit_status): regno_pointer_align does not need length
19472 attribute. Move x_regno_reg_rtx to ...
19473 (regno_reg_rtx): ... new global array.
19474 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19475 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19476 apply_args_value, forced_labels, stack_pointer_delta):
19478 (struct varasm_status): Move here from varasm.c
19479 (struct rtl_data): New. Move here some fields from struct function.
19480 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19481 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19482 used_temp_slots avail_temp_slots, temp_slot_level,
19483 nonlocal_goto_handler_labels): Update accesstors.
19484 (rtl): New global variable.
19485 (struct function): Move some fileds to rtl_data.
19486 (get_arg_pointer_save_area): Update prototype.
19487 * emit-rtl.c (rtl): Declare.
19488 (regno_reg_rtx): Declare.
19489 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19491 (gen_reg_rtx): Update.
19492 (init_virtual_regs): Do not tate emit_status argument.
19493 (init_emit): Do not allocate emit.
19494 * varasm.c (varasm_statuc): Move to function.h.
19495 (n_deferred_constatns): Update accestor.
19496 (init_varasm_status): Do not allocate varasm_status.
19497 (force_const_mem, get_pool_size, output_constant_pool): Update.
19498 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19499 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19501 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19503 PR rtl-optimization/35729
19504 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19507 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19510 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19511 load/store if memory is unaligned.
19512 (*movti_rex64): Likewise.
19514 * config/i386/predicates.md (misaligned_operand): New.
19516 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19519 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19522 2008-03-31 Jan Beulich <jbeulich@novell.com>
19524 * config/ia64/constraints.md: Add 'j' constraint.
19525 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19526 (movdi_internal): Likewise.
19528 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19531 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19533 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19536 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19537 proper error message for the third argument on blendpd and
19540 * config/i386/sse.md (blendbits): New.
19541 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19543 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19545 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19547 2008-03-30 Richard Guenther <rguenther@suse.de>
19549 PR middle-end/31023
19550 * fold-const.c (fold_sign_changed_comparison): Do leave
19551 conversions to base-types alone.
19553 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19555 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19556 the link register if one altivec register is be saved.
19558 2008-03-30 Ben Elliston <bje@au.ibm.com>
19560 * final.c (final_scan_insn): Remove if (0) code.
19562 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19564 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19566 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19568 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19569 of V4SFmode to ix86_binary_operator_ok.
19571 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19573 * config/i386/i386.c (override_options): Initialize
19574 ix86_veclib_handler to ix86_veclibabi_svml when
19575 -mveclibabi=svml is used.
19576 (ix86_veclibabi_svml): New function for SVML ABI style
19577 vectorization support.
19578 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19580 2008-03-28 Rafael EspÃndola <espindola@google.com>
19582 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19583 (tree_binary_nonnegative_warnv_p): Make it public.
19584 (tree_single_nonnegative_warnv_p): Make it public.
19585 (tree_invalid_nonnegative_warnv_p): Make it public.
19586 (tree_unary_nonzero_warnv_p): Make it public.
19587 (tree_binary_nonzero_warnv_p): Make it public
19588 (tree_single_nonzero_warnv_p): Make it public.
19589 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19590 (extract_range_from_binary_expr): Split the expr argument.
19591 (extract_range_from_unary_expr): Split the expr argument.
19592 (extract_range_from_comparison): Split the expr argument.
19593 (extract_range_from_expr): Use the new aux functions.
19594 (vrp_evaluate_conditional_warnv): Use
19595 vrp_evaluate_conditional_warnv_with_ops.
19596 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19597 (tree_binary_nonzero_warnv_p): Declare.
19598 (tree_single_nonzero_warnv_p): Declare.
19599 (tree_expr_nonzero_warnv_p): Declare.
19600 (tree_unary_nonnegative_warnv_p): Declare.
19601 (tree_binary_nonnegative_warnv_p): Declare.
19602 (tree_single_nonnegative_warnv_p): Declare.
19603 (tree_invalid_nonnegative_warnv_p): Declare.
19605 2008-03-28 Richard Guenther <rguenther@suse.de>
19607 PR tree-optimization/30317
19608 PR tree-optimization/30911
19609 PR tree-optimization/34793
19610 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19611 (struct assert_locus_d): New member EXPR.
19612 (register_new_assert_for): Add EXPR parameter to support
19613 ASSERT_EXPR <name, expr OP limit>.
19614 (register_edge_assert_for_1): Adjust callers.
19615 (find_assert_locations): Likewise.
19616 (process_assert_insertions_for): Build condition from expression.
19617 (extract_range_from_assert): Handle ASSERT_EXPRs
19618 of the form ASSERT_EXPR <name, expr OP limit>.
19619 (register_edge_assert_for_2): New helper registering
19620 asserts for comparisons. Recognize range tests of the form
19621 (unsigned)i - CST1 OP CST2.
19622 (register_edge_assert_for_1): Use it.
19623 (register_edge_assert_for): Likewise.
19624 (needs_overflow_infinity): Integer sub-types
19625 do not need overflow infinities.
19626 (vrp_val_is_max): The extreme values of integer sub-types
19627 are those of the base type.
19628 (vrp_val_is_min): Likewise.
19629 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19632 2008-03-28 Nick Clifton <nickc@redhat.com>
19635 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19636 Return GENERAL_REGS for stack adjustment reloads.
19638 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19641 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19642 const_vector when all the vectors are constant.
19644 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19646 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19648 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19649 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19651 (s<code>_sf): Use new scc_sf attribute for opcode names.
19653 2008-03-27 Tom Tromey <tromey@redhat.com>
19655 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19656 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19657 config/spu/t-spu-elf, config/i386/t-interix,
19658 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19659 config/i386/x-darwin, config/i386/x-mingw32,
19660 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19661 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19662 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19663 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19664 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19665 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19666 config/score/t-score-elf, config/arm/t-strongarm-pe,
19667 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19668 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19669 Revert automatic dependency patch.
19671 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19674 * config/i386/i386.c (ix86_function_arg_boundary): Align
19675 decimal floating point to its natural boundary.
19677 2008-03-27 Richard Guenther <rguenther@suse.de>
19679 PR middle-end/35716
19680 * fold-const.c (fold_comparison): Restrict distinct decl
19681 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19682 solely rely on operand_equal_p.
19684 2008-03-27 Richard Guenther <rguenther@suse.de>
19687 * c-common.c (handle_weak_attribute): Reject combination of
19690 2008-03-27 Richard Guenther <rguenther@suse.de>
19692 PR tree-optimization/32810
19693 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19694 conversions from DECL_INITIAL.
19695 (fold_const_aggregate_ref): Likewise from constructor elements.
19697 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19699 * tree-affine.h (aff_combination_expand): Declare.
19700 (get_inner_reference_aff): Likewise.
19701 * tree-affine.c (aff_combination_expand): Split out from
19702 tree_to_aff_combination_expand.
19703 (get_inner_reference_aff): New function.
19704 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19705 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19706 (struct lim_aux_data): sm_done field removed.
19707 (mem_ref_loc_p, mem_ref_locs_p): New types.
19708 (struct mem_ref): Added id, stored, accesses_in_loop,
19709 indep_loop, dep_loop, indep_ref, dep_ref fields.
19710 Removed is_stored, locs and next fields.
19711 (memory_accesses): New variable.
19712 (movement_possibility): Do not allow moving statements
19713 that store to memory.
19714 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19716 (determine_max_movement): For statements with memory references,
19717 find the outermost loop in that the reference is independent.
19718 (move_computations_stmt): Mark the virtual operands for renaming.
19719 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19720 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19721 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19722 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19723 create_vop_ref_mapping, analyze_memory_references,
19724 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19725 get_all_locs_in_loop, ref_always_accessed_p,
19726 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19727 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19728 store_motion_loop, store_motion): New functions.
19729 (struct vop_to_refs_elt): New type.
19730 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19731 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19732 (schedule_sm): Replaced by...
19733 (execute_sm): ... this.
19734 (determine_lsm_ref, hoist_memory_references,
19735 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19736 find_more_ref_vops, free_mem_ref, free_mem_refs,
19737 determine_lsm_loop, determine_lsm): Removed.
19738 (tree_ssa_lim_finalize): Free data structures used by store motion.
19739 (tree_ssa_lim): Call analyze_memory_references. Use
19740 store_motion instead of determine_lsm.
19742 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19744 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19745 rename tmake_file to m68hc11/t-m68hc11.
19746 (mcore): Set inhibit_libc to true.
19747 * config.host (alpha*-dec-*vms*): Set extra_programs.
19748 (interix3*): Don't use host_xmake_file.
19749 * configure.ac: Let config.gcc override inhibit_libc.
19750 * configure: Regenerate.
19752 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19753 * config/t-openbsd-thread: Remove commented out lines.
19755 * config/x-interix: Remove.
19757 * config/m68hc11/t-m68hc11-gas: Rename to...
19758 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19760 * config/mcore/t-mcore: Remove T_CFLAGS.
19761 * config/mcore/t-mcore-pe: Likewise.
19763 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19765 * configure.ac: Replace custom __GNU_SOURCE test with
19766 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19767 * aclocal.m4: Regenerate.
19768 * configure: Regenerate.
19769 * config.in: Regenerate.
19771 2008-03-27 Richard Guenther <rguenther@suse.de>
19773 * fold-const.c (target.h): Include.
19774 (fold_comparison): Fold comparison of addresses of decls
19775 that bind locally or of constants. Consolidate address folding code.
19776 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19777 results from fold_binary_to_constant.
19778 (compare_values_warnv): Likewise.
19780 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19782 PR middle-end/35429
19783 * fold-const.c (fold_truthop): Check for integeral types when folding
19784 a == 0 && b == 0 and a != 0 || b != 0 .
19786 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19788 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19790 2008-03-26 Andreas Schwab <schwab@suse.de>
19792 * doc/invoke.texi: Fix use of @item vs. @itemx.
19794 2008-03-26 Tom Tromey <tromey@redhat.com>
19796 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19797 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19798 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19799 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19800 build/genconstants.o, build/genemit.o, build/genextract.o,
19801 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19802 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19805 2008-03-26 Richard Guenther <rguenther@suse.de>
19808 2008-03-26 Richard Guenther <rguenther@suse.de>
19810 * fold-const.c (target.h): Include.
19811 (fold_comparison): Fold comparison of addresses of two decls
19812 that bind locally. Consolidate address folding code.
19814 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19816 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19817 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19818 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19819 dconstsqrt2, dconstthird, dconste and/or dconst10.
19820 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19821 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19822 dconstsqrt2, dconste): Delete.
19823 (init_emit_once): Likewise. Simplify initializing dconstm1.
19825 * real.c (get_real_const): New.
19826 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19827 dconstsqrt2, dconste): Delete.
19828 (real_value_const, get_real_const): New.
19830 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19832 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19834 * config/i386/i386.c (ix86_function_arg_boundary): Check
19835 BIGGEST_ALIGNMENT instead of 128.
19836 (setup_incoming_varargs_64): Likewise.
19838 2008-03-26 Tom Tromey <tromey@redhat.com>
19840 * Makefile.in (DEPFILES): Add missing '/'.
19842 2008-03-26 Richard Guenther <rguenther@suse.de>
19844 * fold-const.c (target.h): Include.
19845 (fold_comparison): Fold comparison of addresses of two decls
19846 that bind locally. Consolidate address folding code.
19848 2008-03-26 Nick Clifton <nickc@redhat.com>
19851 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19852 not allow INT+INT as a legitimate addressing mode.
19854 2008-03-26 Richard Guenther <rguenther@suse.de>
19856 * tree-flow.h (widen_bitfield): Remove declaration.
19857 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19858 (widen_bitfield): Remove function.
19859 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19862 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19865 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19868 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19870 PR rtl-optimization/35232
19871 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19872 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19873 reg_reloaded_call_part_clobbered here.
19874 (reload_regs_reach_end_p): New function.
19875 (reload_reg_rtx_for_input): New variable.
19876 (reload_reg_rtx_for_output): Likewise.
19877 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19878 when reassigning a pseudo register. Load reloadreg from
19879 reload_reg_rtx_for_input, moving the mode and register
19881 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19882 instead of the original when deciding whether an input reload
19883 would be a no-op or whether an output reload can be deleted.
19884 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19885 when setting up new_spill_reg_store. Load it from
19886 reload_reg_rtx_for_output, moving the mode and register
19888 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19889 instead of the original when deciding whether an output reload
19890 would be a no-op. Do the same when modifying insn notes.
19891 Use rtx_equal_p instead of == to compare the registers.
19892 (inherit_piecemeal_p): Take a mode and two register numbers
19894 (emit_reload_insns): Clear new_spill_reg_store for every hard
19895 register in the reload register. Remove spill registers
19896 from reg_reloaded_valid before considering whether to record
19897 inheritance information for them. Use reload_reg_rtx_for_output
19898 instead of reg_rtx when recording output reloads. Use
19899 reload_reg_rtx_for_input instead of reg_rtx when recording
19900 input reloads. Set or clear reg_reloaded_call_part_clobbered
19901 at the same time as setting reg_reloaded_valid.
19902 (delete_output_reload): Add a new_reload_reg parameter and use it
19903 instead of rld[j].reg_rtx.
19904 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19907 2008-03-25 Tom Tromey <tromey@redhat.com>
19909 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19910 (build/genattr.o): Likewise.
19911 (build/genattrtab.o): Likewise.
19912 (build/gencodes.o): Likewise.
19913 (build/genconfig.o): Likewise.
19914 (build/genconstants.o): Likewise.
19915 (build/genemit.o): Likewise.
19916 (build/genextract.o): Likewise.
19917 (build/genflags.o): Likewise.
19919 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19921 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19922 instead of size_int for integer types.
19923 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19924 to match type of MINUS_EXPR.
19926 2008-03-25 Tom Tromey <tromey@redhat.com>
19928 * configure: Rebuilt.
19929 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19932 2008-03-25 Tom Tromey <tromey@redhat.com>
19934 * config/x-solaris (host-solaris.o): Update.
19935 * config/x-linux (host-linux.o): Update.
19936 * config/x-hpux (host-hpux.o): Update.
19937 * config/x-darwin (host-darwin.o): Update.
19938 * config/v850/t-v850e (v850-c.o): Update.
19939 * config/v850/t-v850 (v850-c.o): Update.
19940 * config/t-vxworks (vxworks.o): Update.
19941 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19942 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19943 * config/spu/t-spu-elf (spu-c.o): Update.
19945 * config/sh/t-symbian (sh-c.o): Update.
19946 (symbian.o): Update.
19947 * config/sh/t-sh (sh-c.o): Update.
19948 * config/score/t-score-elf (score7.o, score3.o): Update.
19949 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19950 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19951 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19952 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19953 (rs6000.o): Remove.
19954 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19955 * config/m32c/t-m32c (m32c-pragma.o): Update.
19956 * config/ia64/t-ia64 (ia64-c.o): Update.
19957 * config/i386/x-mingw32 (host-mingw32.o): Update.
19958 * config/i386/x-i386 (driver-i386.o): Update.
19959 * config/i386/x-darwin (host-i386-darwin.o): Update.
19960 * config/i386/x-cygwin (host-cygwin.o): Update.
19961 * config/i386/t-nwld (nwld.o): Update.
19962 * config/i386/t-netware (netware.o): Update.
19963 * config/i386/t-interix (winnt.o): Update.
19964 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19965 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19966 msformat-c.o): Update.
19967 * config/bfin/t-bfin-linux (generated_files): Add
19968 linux-sysroot-suffix.h.
19969 * config/arm/t-wince-pe (pe.o): Update.
19970 * config/arm/t-strongarm-pe (pe.o): Update.
19971 * config/arm/t-pe (pe.o): Update.
19972 * config/arm/t-arm (arm-c.o): Update.
19973 * doc/install.texi (Prerequisites): Require make 3.80.
19974 * Makefile.in: Remove .o targets.
19975 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19976 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19977 (simple_generated_h, simple_generated_c): Move earlier.
19978 (generated_files): New variable.
19979 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19980 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19981 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19982 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19983 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19984 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19985 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19986 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19987 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19988 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19989 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19990 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19992 (COMPILE.base, COMPILE): New variables.
19993 (%.o): New pattern rule.
19994 (ALL_HOST_OBJS): New variable.
19995 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19996 (dummy-checksum.o, cc1-checksum.o): Remove.
19997 (DRIVER_SHLIB): New variable.
19998 (DRIVER_DEFINES): Use it.
19999 (gencondmd.c): Move out of build/.
20000 (s-conditions): Update.
20001 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20002 (ALL_BUILD_OBJS): Likewise.
20003 (build/%.o): Use BUILDCOMPILE.
20004 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20005 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20006 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20007 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20008 build/genconfig.o, build/genconstants.o, build/genemit.o,
20009 build/genextract.o, build/genflags.o, build/genmddeps.o,
20010 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20011 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20012 build/gen-protos.o, build/scan.o, build/fix-header.o,
20013 build/scan-decls.o): Simplify.
20014 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20015 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20016 prefix.o, toplev.o): Reduce to variable setting.
20017 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20018 ($(out_object_file), gcc-options.o): New targets.
20019 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20020 * configure: Rebuilt.
20021 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20022 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20024 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20026 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20027 complain when we hit an error, return ERROR_MARK_NODE.
20029 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20031 * config/sh/constraints.md (Pso, Psz): New constraints.
20032 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20033 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20035 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20037 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20038 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20040 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20042 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20043 (prefetch_sh2a): New.
20045 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20046 Naveen.H.S <naveen.hs@kpitcummins.com>
20048 * config/sh/constraints.md (I28): New constraint.
20049 * config/sh/sh.c (broken_move): Add support for movi20s.
20050 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20052 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20053 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20054 Naveen.H.S <naveen.hs@kpitcummins.com>
20056 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20057 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20058 (print_operand): Handle resbank in %@ operand code.
20059 (sh_encode_section_info): New.
20060 (push_regs): Add conditions for resbank.
20061 (sh_expand_epilogue): Likewise.
20062 (sh_insert_attributes): Likewise.
20063 (sh_attribute_table): Likewise.
20064 (sh_handle_resbank_handler_attribute): New.
20065 (sh2a_handle_function_vector_handler_attribute): New.
20066 (sh2a_is_function_vector_call): New.
20067 (sh2a_get_function_vector_number): New.
20068 (sh2a_function_vector_p): New.
20069 (sh_cfun_resbank_handler_p): New.
20070 * config/sh/sh.md (calli): Emit jsr/n if possible.
20071 (calli_tbr_rel): New.
20072 (calli_pcrel): Emit jsr/n if possible.
20073 (return_i): Emit rts/n if possible.
20074 (call_valuei_tbr_rel): New.
20075 (call_valuei_pcrel): Add condition for SH2A target.
20076 (call_value): Likewise.
20077 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20078 (sh2a_get_function_vector_number): Likewise.
20079 (sh2a_is_function_vector_call): Likewise.
20080 * doc/extend.texi: Document TBR relative addressing of SH2A.
20081 (resbank): Add description for SH2A.
20083 2008-03-24 Richard Guenther <rguenther@suse.de>
20086 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20087 pointer assignments change conversions according to middle-end rules.
20088 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20089 * configure.ac: Include type checking in yes.
20090 * configure: Regenerate.
20092 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20094 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20095 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20097 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20099 * gthr-vxworks.h (UNUSED): Define.
20101 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20103 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20105 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20107 * doc/extend.texi (Function Attributes): Add missing comma in the
20108 example of the "alloc_size" attribute.
20110 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20113 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20115 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20118 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20121 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20122 of the underlying type of a MS bitfield layout to the natural
20123 alignment of the type.
20125 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20127 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20128 to their natural alignment to avoid store forwarding stalls.
20130 2008-03-22 Richard Guenther <rguenther@suse.de>
20132 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20133 For PHI nodes verify the address is invariant.
20134 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20135 (get_symbol_constant_value): Use is_gimple_min_invariant.
20136 (maybe_fold_stmt_indirect): Likewise.
20138 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20140 PR rtl-optimization/33927
20141 * Makefile.in (dse.o): Depend on $(TM_P_H).
20142 * expr.h (extract_low_bits): Declare.
20143 * expmed.c (extract_low_bits): New function.
20144 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20145 * dse.c: Include tm_p.h.
20146 (find_shift_sequence): Remove the read_reg argument and return the
20147 read value. Emit the instructions instead of returning them.
20148 Iterate on new_mode rather than calculating it each time.
20149 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20150 source to NEW_MODE and extract_low_bits to convert the shifted
20151 value to READ_MODE.
20152 (replace_read): Allow the load and store to have different mode
20153 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20154 or extraction instructions before trying the replacement. Update
20155 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20157 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20159 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20160 to their natural alignment to avoid store forwarding stalls.
20162 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20165 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20166 encouraging but not allowing gprs for input;
20167 change the input constraint to !f#r.
20168 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20170 change the output constraint to !f#r.
20172 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20175 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20176 corresponding post-reload splitters.
20177 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20178 when x87 FP math is selected.
20179 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20180 New function prototype.
20181 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20182 unreachable function to ease macroization of insn patterns.
20184 2008-03-21 Martin Jambor <mjambor@suse.cz>
20186 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20187 reference dumps if ddr is NULL or dependence is unknown.
20189 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20191 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20192 unsigned extension into account.
20193 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20194 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20195 Do computations on a scratch register.
20197 2008-03-21 Richard Guenther <rguenther@suse.de>
20199 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20200 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20201 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20202 * tree-ssa-dom.c (record_equality): Likewise.
20203 * tree-inline.c (copy_body_r): Likewise.
20204 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20207 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20209 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20210 as 'delete_unused' argument.
20212 2008-03-20 Richard Guenther <rguenther@suse.de>
20214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20215 special casing of constant qualifiers.
20216 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20217 care about them in general.
20218 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20219 regardless of their type.
20220 (fold_stmt_r): Forcefully fold *& if we end up with that.
20222 2008-03-20 Paul Brook <paul@codesourcery.com>
20224 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20225 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20227 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20229 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20230 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20232 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20234 * common.opt (Wmudflap): New option.
20235 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20236 (mx_register_decls): Likewise.
20237 (mudflap_finish_file): Likewise.
20238 * doc/invoke.texi: Document -Wno-mudflap.
20240 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20242 * c-format.c (replace_format_name_to_system_name): New.
20243 (cmp_attribs): New.
20244 (convert_format_name_to_system_name): New.
20245 (decode_format_attr): Add use of convert_format_name_to_system_name.
20246 (format_types_orig): Add gnu_ prefix to names.
20247 (check_format_info_main): Special treating of \0 escaped names for
20248 supporting multi-character format specifiers as I32, I64.
20249 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20250 (gnu_target_overrides_format_attributes): New.
20251 * c-format.h: Add structure target_ovr_attr to hold
20252 system specific formatter names.
20253 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20254 msformat-c.o file to c_target_objs and cxx_target_objs.
20255 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20256 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20257 (TARGET_N_FORMAT_TYPES): New.
20258 * config/i386/msformat-c.c: New.
20259 * config/i386/t-cygming: Add build rule for msformat-c.o.
20260 * doc/extend.texi: Add new format names gnu_* and ms_* and
20262 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20264 2008-03-20 Ira Rosen <irar@il.ibm.com>
20266 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20267 optimizations turned on under -O3.
20268 (ftree-vectorize): Add that the flag is turned on with -O3.
20270 2008-03-20 Ben Elliston <bje@au.ibm.com>
20272 * regmove.c (try_auto_increment): Fix spelling error in comment.
20273 * final.c (final_scan_insn): Likewise.
20275 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20278 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20279 allocator preferences for "y" and "r" class registers.
20280 ("*mov<mode>_internal"): Ditto.
20281 ("*movv2sf_internal_rex64"): Ditto.
20282 ("*movv2sf_internal"): Ditto.
20284 2008-03-19 Michael Matz <matz@suse.de>
20286 PR middle-end/35616
20287 * calls.c (expand_call): Check overlap of arguments with call
20288 address for sibcalls.
20290 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20293 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20294 of the underlying type of a MS bitfield layout to the natural
20295 alignment of the type.
20297 2008-03-19 Jan Hubicka <jh@suse.cz>
20300 * toplev.c (decode_d_option): Handle all CPP flags.
20301 * tree-vrp.c: Update tree_pass descriptors.
20302 * regrename.c: Update tree_pass descriptors.
20303 * fwprop.c: Update tree_pass descriptors.
20304 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20305 * tree-into-ssa.c: Update tree_pass descriptors.
20306 * tree-dump.c: Update tree_pass descriptors.
20307 * tree-complex.c: Update tree_pass descriptors.
20308 * tree-dump.h: Update tree_pass descriptors.
20309 * see.c: Update tree_pass descriptors.
20310 * cgraphbuild.c: Update tree_pass descriptors.
20311 * tracer.c: Update tree_pass descriptors.
20312 * tree-loop-distribution.c: Update tree_pass descriptors.
20313 * cgraph.c: Update tree_pass descriptors.
20314 * postreload-gcse.c: Update tree_pass descriptors.
20315 * postreload.c: Update tree_pass descriptors.
20316 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20317 * tree-tailcall.c: Update tree_pass descriptors.
20318 * tree-pass.h (tree_opt_pass): Rename to ...
20319 (opt_pass) ... this one; add "type" field and remove letter field.
20320 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20321 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20322 all_lowering_passes): Update declaration.
20323 * ipa-cp.c: Update tree_pass descriptors.
20324 * final.c: Update tree_pass descriptors.
20325 * omp-low.c: Update tree_pass descriptors.
20326 * tree-ssa-dse.c: Update tree_pass descriptors.
20327 * ipa-reference.c: Update tree_pass descriptors.
20328 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20329 * auto-inc-dec.c: Update tree_pass descriptors.
20330 * reorg.c: Update tree_pass descriptors.
20331 * cgraphunit.c: Update tree_pass descriptors.
20332 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20333 * tree-ssa-ccp.c: Update tree_pass descriptors.
20334 * df-core.c: Update tree_pass descriptors.
20335 * mode-switching.c: Update tree_pass descriptors.
20336 * tree-nomudflap.c: Update tree_pass descriptors.
20337 * modulo-sched.c: Update tree_pass descriptors.
20338 * ipa-pure-const.c: Update tree_pass descriptors.
20339 * cse.c: Update tree_pass descriptors.
20340 * web.c: Update tree_pass descriptors.
20341 * tree-stdarg.c: Update tree_pass descriptors.
20342 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20343 * tree-ssa-dom.c: Update tree_pass descriptors.
20344 * tree-nrv.c: Update tree_pass descriptors.
20345 * tree-ssa-alias.c: Update tree_pass descriptors.
20346 * loop-init.c: Update tree_pass descriptors.
20347 * gimple-low.c: Update tree_pass descriptors.
20348 * ipa-inline.c: Update tree_pass descriptors.
20349 * tree-ssa-sink.c: Update tree_pass descriptors.
20350 * global.c: Update tree_pass descriptors.
20351 * ifcvt.c: Update tree_pass descriptors.
20352 * jump.c: Update tree_pass descriptors.
20353 * predict.c: Update tree_pass descriptors.
20354 * tree-ssa-loop.c: Update tree_pass descriptors.
20355 * recog.c: Update tree_pass descriptors.
20356 * dse.c: Update tree_pass descriptors.
20357 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20358 * tree-eh.c: Update tree_pass descriptors.
20359 * regmove.c: Update tree_pass descriptors.
20361 * function.c: Update tree_pass descriptors.
20362 * tree-vectorizer.c: Update tree_pass descriptors.
20363 * gcse.c: Update tree_pass descriptors.
20364 * ipa-type-escape.c: Update tree_pass descriptors.
20365 * tree-if-conv.c: Update tree_pass descriptors.
20366 * init-regs.c: Update tree_pass descriptors.
20367 * ipa.c: Update tree_pass descriptors.
20368 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20369 * rtl-factoring.c: Update tree_pass descriptors.
20370 * lower-subreg.c: Update tree_pass descriptors.
20371 * bt-load.c: Update tree_pass descriptors.
20372 * tree-dfa.c: Update tree_pass descriptors.
20373 * except.c: Update tree_pass descriptors.
20374 * emit-rtl.c: Update tree_pass descriptors.
20375 * cfgexpand.c: Update tree_pass descriptors.
20376 * tree-cfgcleanup.c: Update tree_pass descriptors.
20377 * cfgcleanup.c: Update tree_pass descriptors.
20378 * tree-ssa-pre.c: Update tree_pass descriptors.
20379 * tree-sra.c: Update tree_pass descriptors.
20380 * tree-mudflap.c: Update tree_pass descriptors.
20381 * tree-ssa-copy.c: Update tree_pass descriptors.
20382 * cfglayout.c: Update tree_pass descriptors.
20383 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20384 * tree-ssa-dce.c: Update tree_pass descriptors.
20385 * tree-ssa.c: Update tree_pass descriptors.
20386 * regclass.c: Update tree_pass descriptors.
20387 * integrate.c: Update tree_pass descriptors.
20388 * tree-optimize.c: Update tree_pass descriptors.
20389 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20390 * tree-object-size.c: Update tree_pass descriptors.
20391 * combine.c: Update tree_pass descriptors.
20392 * tree-outof-ssa.c: Update tree_pass descriptors.
20393 * bb-reorder.c: Update tree_pass descriptors.
20394 * stack-ptr-mod.c: Update tree_pass descriptors.
20395 * var-tracking.c: Update tree_pass descriptors.
20396 * tree-profile.c: Update tree_pass descriptors.
20397 * tree-vect-generic.c: Update tree_pass descriptors.
20398 * reg-stack.c: Update tree_pass descriptors.
20399 * sched-rgn.c: Update tree_pass descriptors.
20400 * tree-ssa-structalias.c: Update tree_pass descriptors.
20401 * tree-cfg.c: Update tree_pass descriptors.
20402 * passes.c (current_pass): Update declaration.
20403 (finish_optimization_passes): Update.
20404 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20405 (register_one_dump_file, register_dump_files_1, next_pass_1):
20407 (init_optimization_passes): Update handling of new types.
20408 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20409 * ipa-struct-reorg.c: Update tree_pass descriptors.
20410 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20411 * combine-stack-adj.c: Update tree_pass descriptors.
20412 * cfgrtl.c: Update tree_pass descriptors.
20413 * dce.c: Update tree_pass descriptors.
20414 * tree-ssanames.c: Update tree_pass descriptors.
20416 2008-03-19 Richard Guenther <rguenther@suse.de>
20418 PR middle-end/35609
20419 * tree-ssa.c (walk_data): New structure.
20420 (warn_uninitialized_var): If not always_executed warn with "maybe"
20422 (execute_early_warn_uninitialized): Compute post-dominators.
20423 Initialize always_executed before processing each basic block.
20425 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20428 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20429 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20431 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20433 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20435 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20437 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20439 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20440 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20441 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20442 target after ignore has been set, and move there also the commputation
20443 of subtarget and original_target.
20444 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20445 (LANG_HOOKS_INITIALIZER): Remove it.
20446 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20448 2008-03-18 Richard Guenther <rguenther@suse.de>
20450 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20451 found an expression with constants, note that in the VN for the lhs.
20452 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20453 fold them to constants if possible. Run cleanup_cfg if done so.
20454 (execute_pre): Return todo.
20455 (do_pre): Likewise.
20456 (execute_fre): Likewise.
20457 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20459 (get_prop_source_stmt): Look through pointer conversions.
20461 2008-03-18 Jan Hubicka <jh@suse.cz>
20463 * tree-pretty-print.c: Include predict.h.
20464 (dump_generic_node): Dump predictor.
20465 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20466 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20467 * gimple-low.c (lower_stmt): Likewise.
20468 * expr.c (expand_expr_real): Likewise.
20469 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20471 (build_predict_expr, build_predict_expr): New.
20472 * predict.h (predictor_name, build_predict_expr): Update.
20473 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20474 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20475 * predict.def (PRED_CONTINUE): Update hitrate.
20476 * tree.def (PREDICT_EXPR): Define.
20477 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20478 do not handle BIND_EXPR.
20479 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20480 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20481 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20484 2008-03-18 Michael Matz <matz@suse.de>
20486 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20488 2008-03-18 Richard Guenther <rguenther@suse.de>
20490 * tree-gimple.h (is_gimple_invariant_address): Declare.
20491 (is_gimple_constant): Likewise.
20492 * tree-gimple.c (is_gimple_constant): New function.
20493 (is_gimple_invariant_address): Likewise.
20494 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20495 and is_gimple_invariant_address.
20496 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20498 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20499 an addressable base.
20501 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20503 PR middle-end/35611
20504 * gimplify.c (gimplify_expr): Gimplify second operand of
20507 2008-03-17 Richard Guenther <rguenther@suse.de>
20509 PR tree-optimization/19637
20510 * fold-const.c (fold_unary): Remove restrictions of removing
20511 intermediate pointer-conversions (P2)(P1)P0.
20512 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20513 conversion to void pointer.
20514 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20516 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20519 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20520 emulated thread local variables.
20522 2008-03-16 Richard Guenther <rguenther@suse.de>
20524 PR middle-end/35607
20525 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20526 expand TREE_INVARIANT operations that are not gimple invariant.
20528 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20530 * doc/extend.texi (Alignment): Say that the ABI controls
20531 the __alignof__ for non-strict-alignment targets rather
20532 than being a recommendation.
20534 2008-03-15 Paul Brook <paul@codesourcery.com>
20536 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20538 (arm_output_fn_unwind): Mark functions that can not be unwound.
20540 2008-03-15 Paul Brook <paul@codesourcery.com>
20542 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20543 extension instructions.
20545 2008-03-15 Richard Guenther <rguenther@suse.de>
20547 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20548 and fold constant aggregate refs.
20549 (fold_const_aggregate_ref): Handle string constants
20550 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20551 (evaluate_stmt): Simplify now that ccp_fold folds constant
20554 2008-03-15 Paul Brook <paul@codesourcery.com>
20556 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20557 (extzv): Use gen_extzv_t2.
20558 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20560 2008-03-15 Richard Guenther <rguenther@suse.de>
20562 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20563 (fold_const_aggregate_ref): Likewise.
20564 (get_value): Return NULL if we don't have any values.
20565 (ccp_finalize): Set const_val to NULL after freeing it.
20566 * tree-flow.h (get_symbol_constant_value): Declare.
20567 (fold_const_aggregate_ref): Likewise.
20568 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20570 2008-03-15 Richard Guenther <rguenther@suse.de>
20572 PR middle-end/35593
20573 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20574 to not produce negative array indices if not allowed. Add
20575 parameter to indicate that.
20576 (maybe_fold_offset_to_component_ref): Allow negative array
20577 indices only for the first member of a structure.
20578 (maybe_fold_offset_to_reference): Allow negative array indices.
20579 (maybe_fold_stmt_addition): Likewise.
20581 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20582 Anatoly Sokolov <aesok@post.ru>
20584 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20585 (avr_arch): Add ARCH_AVR6.
20586 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20587 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20588 instead of fixed value 2.
20589 (print_operand_address): Use gs() asm specifier instead of pm().
20590 (avr_assemble_integer): (Ditto.).
20591 (avr_output_addr_vec_elt): (Ditto.).
20592 (print_operand): Handle "!" code.
20593 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20594 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20595 (AVR_HAVE_EIJMP_EICALL): Define.
20596 (AVR_3_BYTE_PC): Redefine.
20597 (AVR_2_BYTE_PC): (Ditto.).
20598 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20599 (LINK_SPEC): Add atmega2560 and atmega2561.
20600 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20602 * config/avr/avr.md (call_insn): Use eicall instead of icall
20603 for 3 byte PC devices.
20604 (call_value_insn): (Ditto.).
20605 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20606 (indirect_jump): Use only for for 2 byte PC devices.
20607 (*tablejump): (Ditto.).
20608 (*indirect_jump_avr6): Add insn.
20609 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20610 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20611 instead of ijmp for 3 byte PC devices.
20612 (__tablejump2__): (Ditto.).
20613 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20614 (MULITLIB_DIRNAMES): (Ditto.).
20615 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20617 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20619 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20620 "sse2_umulsidi3". Use V1DI mode for operand 0.
20621 ("mmx_psadbw"): Use V1DI mode for operand 0.
20622 * config/i386/i386-modes.def (V1SI): New vector mode.
20623 * config/i386/i386.c (struct builtin_description)
20624 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20625 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20626 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20627 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20628 v1di_ftype_v8qi_v8qi type.
20629 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20631 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20632 __builtin_ia32_pmuludq]: Fix the mode of return value.
20634 2008-03-15 Richard Guenther <rguenther@suse.de>
20636 PR middle-end/35595
20637 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20640 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20642 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20643 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20644 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20645 unless TARGET_SERIALIZE_VOLATILE is enabled.
20646 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20647 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20648 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20650 2008-03-14 Richard Guenther <rguenther@suse.de>
20652 PR tree-optimization/34172
20653 * tree-flow.h (refs_may_alias_p): Declare.
20654 (get_single_def_stmt): Likewise.
20655 (get_single_def_stmt_from_phi): Likewise.
20656 (get_single_def_stmt_with_phi): Likewise.
20657 * tree-dfa.c (refs_may_alias_p): New function.
20658 (get_single_def_stmt): Likewise.
20659 (get_single_def_stmt_from_phi): Likewise.
20660 (get_single_def_stmt_with_phi): Likewise.
20661 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20662 (vn_reference_lookup_1): New helper function.
20663 (vn_reference_lookup): Walk the virtual use-def chain to
20664 continue searching for a match if the def does not alias the
20665 reference we are looking for.
20667 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20669 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20670 archive and Perzl. Update The Written Word listing.
20672 2008-03-14 Richard Guenther <rguenther@suse.de>
20674 PR tree-optimization/34043
20675 PR tree-optimization/33989
20676 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20678 (bitmap_find_leader): Use extra argument to verify dominance
20679 relationship inside a basic-block.
20680 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20681 (find_leader_in_sets): Adjust.
20682 (create_component_ref_by_pieces): Take extra argument for
20683 dominance check, handle lookup failures.
20684 (find_or_generate_expression): Likewise.
20685 (create_expression_by_pieces): Likewise.
20686 (insert_into_preds_of_block): Adjust.
20687 (create_value_expr_from): If asked for, verify all operands
20688 are in the blocks AVAIL_OUT set.
20689 (make_values_for_stmt): Check for SSA_NAMEs that are life
20690 over an abnormal edge.
20691 (compute_avail): Remove such check.
20692 (do_SCCVN_insertion): New function.
20693 (eliminate): If we do not find a leader suitable for replacement
20694 insert a replacement expression from SCCVN if available.
20695 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20696 (struct vn_ssa_aux): Add needs_insertion flag.
20697 * tree-ssa-sccvn.c (may_insert): New global flag.
20698 (copy_reference_ops_from_ref): Value-number union member access
20699 based on its size, not type and member if insertion is allowed.
20700 (visit_reference_op_load): For a weak match from union type
20701 punning lookup a view-converted value and insert a SSA_NAME
20702 for that value if that is not found.
20703 (visit_use): Make dumps shorter. Do not disallow value numbering
20704 SSA_NAMEs that are life over an abnormal edge to constants.
20705 (free_scc_vn): Release inserted SSA_NAMEs.
20706 (run_scc_vn): New flag to specify whether insertion is allowed.
20707 Process SSA_NAMEs in forward order.
20708 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20709 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20710 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20711 pointer type to/from integral types that do not change the
20712 precision to regular conversions.
20714 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20716 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20717 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20718 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20719 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20720 input arguments and the mode of return value. Built-in functions
20721 that operate on whole 64-bit MMX register now use V1DI mode.
20723 2008-03-13 Alon Dayan <alond@il.ibm.com>
20724 Olga Golovanevsky <olga@il.ibm.com>
20726 PR tree-optimization/35041
20727 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20728 to locate the right position in a statement.
20730 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20734 * config/i386/xmmintrin.h: Change all static inline functions to
20735 extern inline and add __gnu_inline__ attribute.
20736 * config/i386/bmintrin.h: Ditto.
20737 * config/i386/smmintrin.h: Ditto.
20738 * config/i386/tmmintrin.h: Ditto.
20739 * config/i386/mmintrin-common.h: Ditto.
20740 * config/i386/ammintrin.h: Ditto.
20741 * config/i386/emmintrin.h: Ditto.
20742 * config/i386/pmmintrin.h: Ditto.
20743 * config/i386/mmintrin.h: Ditto.
20744 * config/i386/mm3dnow.h: Ditto.
20746 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20748 PR middle-end/35185
20749 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20750 (lower_omp_2): New function.
20751 (lower_omp_1, lower_omp): Rewritten.
20753 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20756 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20757 with the phrase "Microsoft Windows compilers".
20758 (Push/Pop Macro Pragmas): New subsection. Document
20759 #pragma push_macro and pragma pop_macro.
20761 2008-03-12 Paul Brook <paul@codesourcery.com>
20763 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20765 2008-03-12 Paul Brook <paul@codesourcery.com>
20767 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20768 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20769 (thumb2_addsi_shortim): Rename ...
20770 (thumb2_addsi_short): ... to this. Allow register operands.
20771 (thumb2_subsi_short): New pattern.
20772 (thumb2_one_cmplsi2_short,
20773 thumb2_negsi2_short): New patterns and peepholes.
20775 2008-03-12 Paul Brook <paul@codesourcery.com>
20777 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20779 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20781 * config/i386/i386.md (int_cond): New code iterator.
20783 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20784 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20785 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20786 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20787 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20788 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20789 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20790 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20792 2008-03-12 Paul Brook <paul@codesourcery.com>
20794 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20795 instead of {arm,thumb}_compute_save_reg_mask.
20796 (output_return_instruction): Ditto.
20797 (thumb_unexpanded_epilogue): Ditto.
20798 (thumb1_expand_prologue): Ditto.
20799 (thumb1_output_function_prologue): Ditto.
20800 (arm_set_return_address): Ditto.
20801 (thumb_set_return_address): Ditto.
20802 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20803 regs to achieve stack alignment.
20804 (thumb1_compute_save_reg_mask): Fix compiler warning.
20805 (arm_output_epilogue): Use offsets->saved_regs_mask.
20806 Adjust stack pointer by poping call clobered registers.
20807 (arm_expand_prologue): Use offsets->saved_regs_mask.
20808 Adjust stack pointer by pushing extra registers.
20809 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20811 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20814 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20815 conversion to the operands of a multiplication.
20817 2008-03-12 Richard Guenther <rguenther@suse.de>
20819 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20820 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20821 * timevar.def (TV_TREE_PHIPROP): Add.
20822 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20823 pass description. Use TV_TREE_PHIPROP.
20824 * tree-ssa-forwprop.c: Remove phiprop code.
20826 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20828 PR middle-end/35549
20829 * omp-low.c (maybe_lookup_decl): Constify first argument.
20830 (use_pointer_for_field): Change last argument from bool to
20831 omp_context *. Disallow shared copy-in/out in nested
20832 parallel if decl is shared in outer parallel too.
20833 (build_outer_var_ref, scan_sharing_clauses,
20834 lower_rec_input_clauses, lower_copyprivate_clauses,
20835 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20837 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20838 Ira Rosen <irar@il.ibm.com>
20840 * tree-vectorizer.c (free_stmt_vec_info): New function.
20841 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20842 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20843 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20844 * tree-vect-transform.c (vectorizable_conversion): Free
20845 vec_oprnds0 if it was allocated.
20846 (vect_permute_store_chain): Remove unused VECs.
20847 (vectorizable_store): Free VECs that are allocated in the..
20849 (vect_transform_strided_load, vectorizable_load): Likewise.
20850 (vect_remove_stores): Simplify the code.
20851 (vect_transform_loop): Move code to vect_remove_stores().
20852 Call vect_remove_stores() and free_stmt_vec_info().
20854 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20856 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20857 TARGET_HPUX. Revise comment.
20858 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20859 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20860 Use sr4 variant of `be' instruction when not generating PIC code.
20861 (attr_length_call): Adjust for above change.
20863 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20865 * ipa-reference.c (static_execute): Remove module_statics_const and
20866 associated setting code.
20868 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20871 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20872 predicate for operand 1.
20873 (paritysi2_cmp): Use register_operand predicate for operand 2.
20874 Use earlyclobber modifier for operand 1. Remove support for
20876 (paritydi2_cmp): Use register_operand predicate for operand 3.
20877 Use earlyclobber modifier for operand 1. Remove support for
20880 2008-03-11 Paul Brook <paul@codesourcery.com>
20881 Vladimir Prus <vladimir@codesourcery.com>
20883 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20884 (arm_compute_save_reg0_reg12_mask): Always
20885 check if register 11 must be saved. Always safe hard frame pointer
20886 when frame_pointer_needeed.
20887 (arm_compute_save_reg_mask): Save IP and PC
20888 only with apcs frames.
20889 (arm_output_epilogue): Adjust Thumb2 codepath to
20890 be also invoked and work for ARM non-apcs frames.
20891 (arm_expand_prologue): Don't bother saving IP
20892 for non-apcs frame, since it's not clobbered by
20893 prologue code. Implement non-apcs frame
20896 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20898 PR rtl-optimization/35281
20899 * expr.c (convert_move): Use a new pseudo for the intermediate
20900 from_mode->word_mode result.
20902 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20904 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20905 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20906 * toplev.c (compile_file): Don't call it.
20908 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20910 PR middle-end/35526
20911 * expr.c (store_expr): Call emit_block_move if the mode
20912 of "temp" RTX is BLKmode.
20914 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20915 Richard Guenther <rguenther@suse.de>
20917 PR tree-optimization/31358
20918 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20919 the step with a NULL_TREE.
20920 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20921 to sizetype if type is a pointer type.
20922 (add_candidate_1): Don't convert the base and step to
20923 the generic type if the orginal type is a pointer type.
20924 (add_iv_value_candidates): Use sizetype for the step
20925 if type is a pointer type.
20926 (cand_value_at): Likewise.
20927 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20929 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20930 Don't convert the tem affine to the type.
20931 (add_elt_to_tree): Use sizetype for the step if a pointer.
20932 Use POINTER_PLUS_EXPR for pointers.
20933 (aff_combination_to_tree): Use sizetype for the step if a
20936 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20938 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20939 Remove commutativity hint.
20941 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20945 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20946 errorneous type. Check that v is a VAR_DECL.
20948 PR middle-end/35099
20949 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20951 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20953 PR tree-optimization/35494
20954 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20955 may be overriden at link and run time.
20957 2008-03-10 Richard Guenther <rguenther@suse.de>
20959 PR tree-optimization/34677
20960 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20961 (poolify_tree): Likewise.
20962 (modify_expr_template): Likewise.
20963 (poolify_modify_stmt): Likewise.
20964 (insert_fake_stores): Handle all component-ref style stores
20965 in addition to INDIRECT_REF. Also handle complex types.
20966 Do not poolify the inserted load.
20967 (realify_fake_stores): Do not rebuild the tree but only
20968 make it a SSA_NAME copy.
20969 (init_pre): Remove initialzation of modify_expr_template.
20970 Do not allocate modify_expr_node_pool.
20971 (fini_pre): Do not free modify_expr_node_pool.
20973 2008-03-10 Paul Brook <paul@codesourcery.com>
20975 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20976 to avoid conflicts.
20978 2008-03-10 Paul Brook <paul@codesourcery.com>
20979 Mark Shinwell <shinwell@codesourcery.com>
20981 * config/arm/cortex-r4.md: New.
20982 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20984 * config/arm/arm.md: Include cortex-r4.md.
20985 (insn): Add smmls, sdiv and udiv values.
20986 (generic_sched): Don't use generic scheduling for Cortex-R4.
20987 (arm_issue_rate): New function.
20988 (TARGET_SCHED_ISSUE_RATE): Define.
20990 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20992 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20994 2008-03-10 Richard Guenther <rguenther@suse.de>
20996 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20997 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20999 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21001 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21002 Set default to true.
21004 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21006 * c.opt (Wsynth): Deprecate.
21007 * doc/invoke.texi (Option Summary, Warning Options): Document
21008 -Wno-format-contains-nul.
21010 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21013 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21014 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21016 2008-03-09 Ira Rosen <irar@il.ibm.com>
21018 * config/rs6000/rs6000.c (builtin_description): Rename vector
21019 left shift operations.
21020 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21021 (altivec_vsl<VI_char>): Rename to ...
21022 (ashl<mode>3): ... new name.
21023 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21025 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21027 2008-03-08 Richard Guenther <rguenther@suse.de>
21029 * coverage.h (tree_coverage_counter_addr): Declare.
21030 * coverage.c (tree_coverage_counter_addr): New function.
21031 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21032 before using again.
21033 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21034 (tree_gen_one_value_profiler): Likewise.
21035 (tree_gen_ic_profiler): Likewise.
21036 (tree_gen_average_profiler): Likewise.
21037 (tree_gen_ior_profiler): Likewise.
21039 2008-03-08 Richard Guenther <rguenther@suse.de>
21041 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21042 (vn_binary_op_insert): Likewise.
21043 (vn_unary_op_lookup): Likewise.
21044 (vn_unary_op_insert): Likewise.
21045 (vn_nary_op_lookup): Declare.
21046 (vn_nary_op_insert): Likewise.
21047 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21048 and binary hashes, use a single obstack for unary_op_pool
21049 and binary_op_pool.
21050 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21051 a single struct vn_nary_op_s. Store tree code length and
21052 a variable number of operands.
21053 (struct vn_reference_op_struct): Remove unused op2.
21054 (vn_reference_op_eq): Do not compare op2.
21055 (vn_reference_op_compute_hash): Do not compute hash of op2.
21056 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21057 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21058 with vn_nary_op_compute_hash.
21059 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21060 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21062 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21064 (visit_unary_op): Call nary functions.
21065 (visit_binary_op): Likewise.
21066 (process_scc): Adjust for struct vn_tables_s changes.
21067 (allocate_vn_table): Likewise.
21068 (free_vn_table): Likewise.
21069 * tree-vn.c (vn_add): Call nary functions.
21070 (vn_lookup): Likewise.
21072 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21075 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21076 wdst back after sync_compare_and_swapqhi_internal.
21078 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21081 * config/i386/i386-modes.def (V1DI): New vector mode.
21082 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21083 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21084 (MMXMODE248): Ditto.
21085 (MMXMODE): Add V1DI mode.
21086 (mmxvecsize): Change DI mode to V1DI mode.
21087 ("mov<mode>): Use MMXMODEI8 mode iterator.
21088 ("*mov<mode>_internal_rex64"): Ditto.
21089 ("*mov<mode>_internal"): Ditto.
21090 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21091 ("mmx_sub<mode>3"): Ditto.
21092 ("mmx_adddi3"): Remove insn pattern.
21093 ("mmx_subdi3"): Ditto.
21094 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21095 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21096 ("mmx_ashl<mode>3"): Ditto.
21097 ("mmx_lshrdi3"): Remove insn pattern.
21098 ("mmx_ashldi3"): Ditto.
21099 * config/i386/i386.c (classify_argument): Handle V1DImode.
21100 (function_arg_advance_32): Ditto.
21101 (function_arg_32): Ditto.
21102 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21103 mmx_addv1di3 insn pattern.
21104 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21105 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21106 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21107 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21108 Remove definitions of built-in functions.
21109 (V1DI_type_node): New node.
21110 (v1di_ftype_v1di_int): Ditto.
21111 (v1di_ftype_v1di_v1di): Ditto.
21112 (v2si_ftype_v2si_si): Ditto.
21113 (v4hi_ftype_v4hi_di): Remove node.
21114 (v2si_ftype_v2si_di): Ditto.
21115 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21116 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21117 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21118 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21119 Add new builtins using def_builtin_const.
21120 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21121 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21122 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21123 * config/i386/mmintrin.h (__v1di): New typedef.
21124 (_mm_add_si64): Cast arguments to __v1di type.
21125 (_mm_sub_si64): Ditto.
21126 (_mm_sll_pi16): Cast __count to __v4hi type.
21127 (_mm_sll_pi32): Cast __count to __v2si type.
21128 (_mm_sll_si64): Cast arguments to __v1di type.
21129 (_mm_srl_pi16): Cast __count to __v4hi type.
21130 (_mm_srl_pi32): Cast __count to __v2si type.
21131 (_mm_srl_si64): Cast arguments to __v1di type.
21132 (_mm_sra_pi16): Cast __count to __v4hi type.
21133 (_mm_sra_pi32): Cast __count to __v2si type.
21134 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21135 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21136 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21137 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21138 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21139 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21140 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21141 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21142 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21143 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21144 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21145 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21147 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21149 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21151 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21154 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21155 reg+const addressing for Altivec modes. Don't generate reg+reg
21156 addressing for TFmode or TDmode quantities.
21158 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21160 * c-common.c (vector_types_convertible_p): Call langhook
21161 instead of comptypes.
21163 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21166 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21167 integral and scalar float variables which have a
21170 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21172 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21173 dwarf_register_span hook when emitting unwind information for
21174 register-to-memory saves.
21175 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21176 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21178 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21180 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21181 for the same VAR_DECL.
21183 2008-03-06 Tom Tromey <tromey@redhat.com>
21185 * treelang: Delete.
21186 * doc/standards.texi (Standards): Don't mention treelang.
21187 * doc/invoke.texi (Overall Options): Don't mention treelang.
21188 * doc/install.texi (Prerequisites): Don't mention bison or
21190 (Configuration): Don't mention treelang.
21191 (Building): Likewise.
21192 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21194 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21196 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21197 word-extractions out of a multi-word object.
21199 2008-03-06 Richard Guenther <rguenther@suse.de>
21201 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21202 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21203 result type and precision.
21204 * expr.c (get_inner_reference): Set unsignedp based on the result
21205 type of BIT_FIELD_REF.
21206 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21207 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21208 (try_instantiate_multiple_fields): Likewise. Use the correct type
21210 (sra_build_assignment): Likewise.
21211 (sra_build_elt_assignment): Likewise.
21212 (sra_explode_bitfield_assignment): Likewise.
21213 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21214 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21215 set BIT_FIELD_REF_UNSIGNED.
21216 (vectorizable_load): Likewise.
21218 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21220 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21223 2008-03-06 Richard Guenther <rguenther@suse.de>
21225 * alias.c (struct alias_set_entry): Move has_zero_child field
21226 to pack with alias_set.
21228 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21230 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21233 2008-03-05 Ian Lance Taylor <iant@google.com>
21235 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21237 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21239 * fwprop.c (update_df): Support width and offset parameters of
21241 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21242 global_conflicts): Change DF_REF_EXTRACT to either
21243 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21244 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21245 * df-scan.c (df_ref_record, df_defs_record,
21246 df_ref_create_structure, df_def_record_1, df_uses_record,
21247 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21248 df_bb_refs_collect, df_entry_block_defs_collect,
21249 df_exit_block_uses_collect): Support new width and offset fields.
21250 (ref_extract_pool): New storage pool.
21251 (df_free_ref): New function.
21252 (df_reg_chain_unlink, df_free_collection_rec,
21253 df_sort_and_compress_refs): Call df_free_ref.
21254 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21256 (df_ref_create_structure): Allocate df_ref_extract if offset and
21257 width fields are used.
21258 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21259 (df_uses_record): Get offset and width from ZERO_EXTRACT
21261 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21262 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21263 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21264 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21265 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21266 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21267 (df_ref_extract): New structure.
21268 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21269 (df_ref_create): Add width and offset parameters.
21271 2008-03-05 Richard Guenther <rguenther@suse.de>
21273 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21274 Use ranges_overlap_p.
21275 (offset_overlaps_with_access): Rename
21276 to ranges_overlap_p and move ...
21277 * tree-flow-inline.h (ranges_overlap_p): ... here.
21279 * tree.h (get_inner_reference, handled_component_p): Update
21282 * tree.h (record_component_aliases, get_alias_set,
21283 alias_sets_conflict_p, alias_sets_must_conflict_p,
21284 objects_must_conflict_p): Move declarations ...
21285 * alias.h (record_component_aliases, get_alias_set,
21286 alias_sets_conflict_p, alias_sets_must_conflict_p,
21287 objects_must_conflict_p): ... here.
21288 Include coretypes.h.
21289 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21291 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21293 * cfg.c: Include tree-flow.h.
21294 (remove_edge_raw): Call redirect_edge_var_map_clear.
21295 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21296 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21297 (redirect_edge_var_map_result): New.
21298 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21299 PENDING_STMT use with redirect_edge_var_map_*.
21300 * tree-ssa.c (edge_var_maps): New definition.
21301 (redirect_edge_var_map_add): New.
21302 (redirect_edge_var_map_clear): New.
21303 (redirect_edge_var_map_dup): New.
21304 (redirect_edge_var_map_vector): New.
21305 (redirect_edge_var_map_destroy): New.
21306 (ssa_redirect_edge): Replace PENDING_STMT use with
21307 redirect_edge_var_map_*.
21308 (flush_pending_stmts): Same.
21309 (delete_tree_ssa): Destroy edge var map.
21310 * tree-flow.h (struct _edge_var_map): New.
21311 Define edge_var_map vector type.
21312 Declare redirect_edge_var_map_* prototypes.
21313 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21314 * tree-cfg.c (reinstall_phi_args): Replace
21315 PENDING_STMT use with redirect_edge_var_map_*.
21317 2008-03-05 Richard Guenther <rguenther@suse.de>
21319 PR tree-optimization/35472
21320 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21321 whose single use_stmt has a overlapping set of loaded and
21322 stored symbols as that use_stmt might be a noop assignment then.
21324 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21326 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21328 2008-03-05 Richard Guenther <rguenther@suse.de>
21331 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21332 should be constants.
21333 * tree-cfg.c (verify_expr): Verify it.
21334 * fold-const.c (fold_truthop): Remove code generating
21335 BIT_FIELD_REFs of structure bases.
21336 (fold_binary): Likewise.
21337 (fold_ternary): Position and size of BIT_FIELD_REFs are
21338 always host integers.
21339 (make_bit_field_ref): Remove.
21340 (optimize_bit_field_compare): Remove.
21341 (all_ones_mask_p): Remove.
21343 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21346 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21347 (split_block_and_df_analyze): New. Split basic block and rebuild
21349 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21351 (split_pattern_seq): Likewise.
21352 (erase_matching_seqs): Likewise.
21353 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21355 2008-03-04 Geoff Keating <geoffk@apple.com>
21357 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21358 declaration and code.
21359 (tree_invalid_nonnegative_warnv_p): Likewise.
21361 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21363 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21364 examples. Truncate option-names then causing overfull hbox.
21366 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21369 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21371 * configure: Rebuilt.
21373 2008-03-04 Rafael EspÃndola <espindola@google.com>
21375 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21376 (tree_unary_nonnegative_warnv_p): New.
21377 (tree_binary_nonnegative_warnv_p): New.
21378 (tree_single_nonnegative_warnv_p): New.
21379 (tree_invalid_nonnegative_warnv_p): New.
21380 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21382 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21385 * opts.c (handle_option): Postpone 'unknown option' errors only for
21388 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21391 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21394 2008-03-04 Rafael EspÃndola <espindola@google.com>
21396 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21397 (tree_binary_nonzero_warnv_p): New.
21398 (tree_single_nonzero_warnv_p): New.
21399 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21401 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21403 PR middle-end/35456
21404 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21405 transformations for modes that have signed zeros.
21406 * ifcvt.c (noce_try_abs): Ditto.
21408 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21410 * config/i386/i386.c (override_options): Force
21411 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21413 2008-03-04 Jan Hubicka <jh@suse.cz>
21416 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21419 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21421 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21422 label to probe the stack.
21424 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21426 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21427 (__gthr_win32_mutex_destroy): Declare.
21428 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21429 __gthr_win32_mutex_destroy.
21430 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21432 2008-03-03 Jan Hubicka <jh@suse.cz>
21435 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21436 aggressive on inlining cold calls.
21438 2008-03-03 Richard Guenther <rguenther@suse.de>
21440 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21441 struct copies into the expression table.
21442 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21443 (try_to_simplify): Likewise.
21444 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21445 integral and pointer arguments which do not change the
21446 precision to NOP_EXPRs.
21447 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21448 VIEW_CONVERT_EXPR case.
21450 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21452 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21453 defined in a loop at depth 0 is invariant.
21454 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21455 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21456 be called at loop depth 0.
21458 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21461 * gcc.c (process_command): Update copyright notice dates.
21462 * gcov.c (print_version): Likewise.
21463 * gcov-dump.c (print_version): Likewise.
21464 * mips-tfile.c (main): Likewise.
21465 * mips-tdump.c (main): Likewise.
21467 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21470 * c-common.c (flag_permissive): Delete.
21471 (constant_expression_warnings): Check flags first.
21472 (constant_expression_error): New.
21473 * c-common.h (flag_permissive): Delete.
21474 (constant_expression_error): Declare.
21475 * flags.h (flag_permissive): Declare. Update description.
21476 * diagnostic.c (pedwarn): Update.
21478 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21479 (permissive_error_kind): New.
21480 * toplev.c (flag_permissive): Define. Update description.
21481 * toplev.h (permissive_error_kind): Declare.
21482 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21483 (pedwarn_c90): Use pedantic_warning_kind.
21484 * c-opts.c (c_common_post_options): flag_permissive does not affect
21485 flag_pedantic_errors.
21487 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21489 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21490 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21491 __absvsi2, __absvDI2): Use unsigned arithmetic.
21493 2008-03-02 Andi Kleen <ak@suse.de>
21494 Richard Guenther <rguenther@suse.de>
21496 * struct-equiv.c: Remove file.
21497 * cfg_cleanup.c (condjump_equiv_p): Remove.
21498 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21499 (struct-equiv.o): Remove rule.
21500 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21501 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21502 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21504 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21506 * ifcvt.c (noce_process_if_block): Try to handle only the then
21507 block if the else block exists but isn't suitable.
21509 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21512 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21513 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21514 regression from previous patch.
21516 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21519 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21521 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21522 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21523 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21524 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21525 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21526 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21527 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21528 (__gthread_mutex_destroy_function): Rename to
21529 __gthread_mutex_destroy.
21530 * gthr-dce.h (__gthread_mutex_destroy): Call
21531 pthread_mutex_destroy.
21532 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21533 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21534 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21536 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21538 * df-scan.c (df_ref_chain_change_bb): Simplify.
21539 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21540 set_block_for_insn if there's any change.
21541 * df.h ((df_insn_change_bb): Fix prototype.
21542 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21543 df_insn_change_bb, don't call set_block_for_insn.
21544 * emit-rtl.c (reorder_insns): Likewise.
21545 * haifa-sched.c (move_insn): Likewise.
21547 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21549 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21551 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21553 * tree-flow-inline.h (next_readonly_imm_use): Return
21554 NULL_USE_OPERAND_P after the end.
21556 2008-03-01 Richard Guenther <rguenther@suse.de>
21558 PR tree-optimization/35411
21559 * tree-sra.c (sra_build_assignment): Split conversion to
21560 final type to a separate statement if we are not assigning
21563 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21565 * fold-const.c (fold_convertible_p): Correct the logic to follow
21566 that in fold_convert().
21568 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21571 * tree-inline.c (build_duplicate_type): When we make a
21572 duplicate type, make it unique in the canonical types system.
21574 2008-02-29 Tom Tromey <tromey@redhat.com>
21576 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21577 input_file_stack_history, input_file_stack_restored): Remove.
21578 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21579 * input.h (struct file_stack): Remove.
21580 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21581 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21583 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21585 (diagnostic_last_module_changed): Add 'map' argument.
21586 (diagnostic_set_last_function): Likewise.
21587 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21588 line map, not input_file_stack.
21589 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21591 2008-02-29 Paul Brook <paul@codesourcery.com>
21593 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21595 2008-02-29 Paul Brook <paul@codesourcery.com>
21597 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21599 2008-02-29 Richard Guenther <rguenther@suse.de>
21601 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21603 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21604 value for comparing for a store match.
21605 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21606 (try_to_simplify): Do not do a full-blown reference lookup.
21608 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21610 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21611 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21613 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21615 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21617 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21618 strides against cache sizes.
21620 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21622 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21625 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21627 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21628 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21629 is smaller than the original promoted value.
21630 (simplify_subreg): If OP is a SUBREG, try to preserve its
21631 SUBREG_PROMOTED_VAR_P information.
21633 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21635 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21636 (VN_INFO_GET): Allocate new objects on the obstack.
21637 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21638 for rpo_numbers_temp, for consistency.
21639 (free_scc_vn): Free the obstack.
21641 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21643 * doc/invoke.texi: Document -ftree-loop-distribution.
21644 * tree-loop-distribution.c: New.
21645 * tree-pass.h (pass_loop_distribution): New.
21646 * graphds.h (struct graph): Add htab_t indices.
21647 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21648 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21649 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21650 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21651 * tree-data-ref.c (debug_data_dependence_relations): New.
21652 (dump_data_dependence_relation): Also print data references.
21653 (free_data_ref): Extern.
21654 (same_access_functions): Moved...
21655 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21656 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21657 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21658 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21659 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21660 (stmts_from_loop): Skip LABEL_EXPR.
21661 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21663 (build_rdg): Initialize rdg->indices htab.
21664 (free_rdg, stores_from_loop, ref_base_address,
21665 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21666 have_similar_memory_accesses_1, ref_base_address_1,
21667 remove_similar_memory_refs): New.
21668 * tree-data-ref.h: Depend on tree-chrec.h.
21669 (debug_data_dependence_relations, free_data_ref): Declared.
21670 (same_access_functions): ... here.
21671 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21673 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21674 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21675 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21676 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21677 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21678 rdg_vertex_for_stmt): Declared.
21679 (struct rdg_edge): Add level.
21681 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21682 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21684 (rdg_has_similar_memory_accesses): New.
21685 * tree-vect-analyze.c: Remove unused static decls.
21686 * lambda.h (dependence_level): New.
21687 * common.opt (ftree-loop-distribution): New.
21688 * tree-flow.h (mark_virtual_ops_in_bb,
21689 slpeel_tree_duplicate_loop_to_edge_cfg,
21690 rename_variables_in_loop): Declared.
21691 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21692 (OBJS-common): Add tree-loop-distribution.o.
21693 (tree-loop-distribution.o): New rule.
21694 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21695 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21696 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21698 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21701 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21702 other than structures and unions.
21704 2008-02-28 Richard Guenther <rguenther@suse.de>
21707 2008-02-26 Richard Guenther <rguenther@suse.de>
21709 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21710 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21711 (lookup_decl_from_uid): Declare.
21712 (remove_decl_from_map): Likewise.
21713 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21714 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21715 (decl_for_uid_map): New global hashtable mapping DECL_UID
21717 (init_ttree): Allocate it.
21718 (insert_decl_to_uid_decl_map): New helper function.
21719 (make_node_stat): Insert new decls into the map.
21720 (copy_node_stat): Likewise.
21721 (lookup_decl_from_uid): New function.
21722 (remove_decl_from_map): Likewise.
21723 (print_decl_for_uid_map_statistics): New helper.
21724 (dump_tree_statistics): Call it.
21726 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21727 (referenced_var_iterator): Adjust.
21728 (FOR_EACH_REFERENCED_VAR): Adjust.
21729 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21730 (num_referenced_vars): Adjust.
21731 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21732 (first_referenced_var): Remove.
21733 (end_referenced_vars_p): Likewise.
21734 (next_referenced_var): Likewise.
21735 (referenced_var_iterator_set): New helper function.
21736 * tree-dfa.c (referenced_var_lookup): Adjust.
21737 (referenced_var_check_and_insert): Likewise.
21738 (remove_referenced_var): Likewise.
21739 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21740 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21741 (verify_call_clobbering): Likewise.
21742 (verify_memory_partitions): Likewise.
21743 (init_tree_ssa): Allocate bitmap instead of hashtable for
21745 (delete_tree_ssa): Adjust.
21746 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21747 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21748 (compute_tag_properties): Likewise.
21749 (set_initial_properties): Likewise.
21750 (find_partition_for): Likewise.
21751 (update_reference_counts): Likewise.
21752 (dump_may_aliases_for): Likewise.
21753 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21754 (add_call_clobber_ops): Likewise.
21755 (add_call_read_ops): Likewise.
21756 (get_asm_expr_operands): Likewise.
21757 * tree-into-ssa.c (dump_decl_set): Likewise.
21758 (update_ssa): Likewise.
21759 * tree-sra.c (scan_function): Likewise.
21760 (decide_instantiations): Likewise.
21761 (scalarize_parms): Likewise.
21762 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21763 (dsa_named_for): Likewise.
21764 * tree-ssa-structalias.c (update_alias_info): Likewise.
21765 (merge_smts_into): Likewise.
21767 2008-02-27 David Daney <ddaney@avtrex.com>
21770 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21771 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21772 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21773 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21774 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21776 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21779 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21780 (BUILT_IN_NEXTTOWARD): Remove.
21781 (BUILT_IN_NEXTTOWARDF): Ditto.
21782 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21783 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21785 2008-02-27 Tom Tromey <tromey@redhat.com>
21787 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21788 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21790 2008-02-27 Jan Beulich <jbeulich@novell.com>
21792 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21793 update the respective field on newdecl.
21795 2008-02-27 Revital Eres <eres@il.ibm.com>
21797 PR rtl-optimization/34999
21798 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21799 crossing edges that ends with a call insn.
21800 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21801 call insn and clear the EDGE_CROSSING flag of the crossing edge
21802 when fixing fallthru edges.
21804 2008-02-27 Richard Guenther <rguenther@suse.de>
21806 PR middle-end/35390
21807 * fold-const.c (fold_unary): Return the correct argument,
21808 converted to the result type.
21810 2008-02-27 Richard Guenther <rguenther@suse.de>
21812 PR middle-end/34971
21813 * expr.c (expand_expr_real_1): Assert on rotates that operate
21815 * fold-const.c (fold_binary): Use the types precision, not the
21816 bitsize of the mode if folding rotate expressions. Build rotates
21817 only for full modes.
21819 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21821 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21822 and CPP_PRAGMA_EOL.
21823 * c-pragma.c (pragma_ns_name): New typedef.
21824 (registered_pp_pragmas): New variable.
21825 (c_pp_lookup_pragma): New function.
21826 (c_register_pragma_1): If flag_preprocess_only, do nothing
21827 for non-expanded pragmas, for expanded ones push pragma's
21828 namespace and name into registered_pp_pragmas vector.
21829 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21830 flag_preprocess_only, don't register GCC pch_preprocess
21831 pragma if flag_preprocess_only.
21832 * c-opts.c (c_common_init): Call init_pragma even if
21833 flag_preprocess_only.
21834 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21835 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21836 cpp_register_pragma if flag_preprocess_only.
21838 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21841 * c-parser.c (c_parser_translation_unit): Warn for empty
21842 translation unit, not empty source file.
21844 2008-02-26 Paul Brook <paul@codesourcery.com>
21846 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21847 operand for Thumb-2.
21848 * config/arm/arm.h (reg_class): Add CORE_REGS.
21849 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21850 (BASE_REG_CLASS): Use CORE_REGS.
21851 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21852 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21853 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21854 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21855 ARM_REGNO_OK_FOR_INDEX_P.
21856 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21857 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21858 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21859 (ldm/stm peepholes): Ditto.
21860 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21861 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21862 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21863 * config/arm/constraints.md: Enable "k" constraint on ARM.
21865 2008-02-27 Ben Elliston <bje@au.ibm.com>
21867 * config/rs6000/rs6000.c: Annotate cache line size field in all
21868 instances of struct processor_costs.
21870 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21872 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21873 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21874 jump_bypass): New counters.
21875 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21876 * dce.c (gate_ud_dce): Same.
21877 (gate_fast_dce): Same.
21878 * dse.c (gate_dse1): New function.
21879 (gate_dse2): New function.
21880 (gate_dse): Merge results of new gate functions.
21881 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21882 (gate_handle_jump_bypass): Add dbg_cnt.
21883 (gate_handle_gcse): Add dbg_cnt.
21884 * ifcvt.c (gate_handle_if_conversion): Same.
21885 (gate_handle_if_after_combine): Same.
21886 (gate_handle_if_after_reload): Same.
21887 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21889 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21891 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21893 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21895 2008-02-26 Jason Merrill <jason@redhat.com>
21898 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21899 alone if it's the naming decl for the type's main variant.
21901 2008-02-26 Tom Tromey <tromey@redhat.com>
21903 * system.h (USE_MAPPED_LOCATION): Poison.
21904 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21905 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21906 (make_goto_expr_edges): Likewise.
21907 (remove_bb): Likewise.
21908 (execute_warn_function_return): Likewise.
21909 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21911 * c-common.c (fname_decl): Remove old location code.
21912 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21914 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21916 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21917 (gen_rtx_ASM_INPUT): Likewise.
21918 (gen_rtx_ASM_INPUT_loc): Likewise.
21919 (get_rtx_asm_OPERANDS): Remove.
21920 * cfglayout.c (insn_locators_alloc): Remove old location code.
21921 (set_curr_insn_source_location): Likewise.
21922 (curr_insn_locator): Likewise.
21923 * print-tree.c (print_node): Remove old location code.
21924 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21925 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21926 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21927 location_from_locus.
21928 (construct_exit_block): Remove old location code.
21929 * emit-rtl.c (force_next_line_note): Remove old location code.
21930 * profile.c (branch_prob): Remove old location code.
21931 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21932 LOC_LINE): Remove old-location variants.
21933 * langhooks.c (lhd_print_error_function): Remove old location
21935 * configure, config.in: Rebuilt.
21936 * configure.ac (--enable-mapped-location): Remove.
21937 * c-decl.c (c_init_decl_processing): Remove old location code.
21938 (finish_function): Likewise.
21939 * recog.c (decode_asm_operands): Remove old location code.
21940 * c-pch.c (c_common_read_pch): Remove old location code.
21941 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21943 * gimple-low.c (lower_function_body): Remove old location code.
21944 * toplev.c (unknown_location): Remove.
21945 (push_srcloc): Remove old-location variant.
21946 (process_options): Remove old location code.
21947 (lang_dependent_init): Likewise.
21948 * input.h (UNKNOWN_LOCATION): Move definition.
21949 (location_t): Undeprecate.
21950 (source_locus): Remove.
21951 (location_from_locus): Remove.
21952 (struct location_s): Remove.
21953 Remove all old-location code.
21954 (input_line, input_filename): Remove.
21955 * final.c (final_scan_insn): Remove old location code.
21956 * diagnostic.c (diagnostic_build_prefix): Remove
21957 USE_MAPPED_LOCATION test.
21958 * tree.h (gimple_stmt) <locus>: Now a location_t.
21959 (tree_exp) <locus>: Likewise.
21960 (DECL_IS_BUILTIN): Remove old-location variant.
21961 (annotate_with_file_line, annotate_with_locus): Likewise.
21962 (expr_locus, set_expr_locus): Update.
21963 * tree.c (build1_stat): Remove old location code.
21964 (last_annotated_node): Remove.
21965 (annotate_with_file_line): Remove old-location variant.
21966 (annotate_with_locus): Likewise.
21967 (expr_location): Remove old location code.
21968 (set_expr_location): Likewise.
21969 (expr_has_location): Likewise.
21970 (expr_locus): Likewise.
21971 (set_expr_locus): Likewise.
21972 (expr_filename): Don't use location_from_locus.
21973 (expr_lineno): Likewise.
21974 * rtl-error.c (location_for_asm): Remove old location code.
21975 * c-lex.c (cb_line_change): Remove old location code.
21976 (fe_file_change): Likewise.
21977 (cb_def_pragma): Likewise.
21978 (c_lex_with_flags): Likewise.
21979 * gengtype.c (do_typedef): Don't special-case location types.
21980 (define_location_structures): Remove.
21981 (main): Don't call define_location_structures.
21982 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21985 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21988 * builtins.def (BUILT_IN_STDARG_START): Remove.
21989 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21990 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21991 * tree-inline.c (inline_forbidden_p_1): Likewise.
21993 2008-02-26 Richard Guenther <rguenther@suse.de>
21995 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21996 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21997 (lookup_decl_from_uid): Declare.
21998 (remove_decl_from_map): Likewise.
21999 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22000 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22001 (decl_for_uid_map): New global hashtable mapping DECL_UID
22003 (init_ttree): Allocate it.
22004 (insert_decl_to_uid_decl_map): New helper function.
22005 (make_node_stat): Insert new decls into the map.
22006 (copy_node_stat): Likewise.
22007 (lookup_decl_from_uid): New function.
22008 (remove_decl_from_map): Likewise.
22009 (print_decl_for_uid_map_statistics): New helper.
22010 (dump_tree_statistics): Call it.
22012 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22013 (referenced_var_iterator): Adjust.
22014 (FOR_EACH_REFERENCED_VAR): Adjust.
22015 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22016 (num_referenced_vars): Adjust.
22017 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22018 (first_referenced_var): Remove.
22019 (end_referenced_vars_p): Likewise.
22020 (next_referenced_var): Likewise.
22021 (referenced_var_iterator_set): New helper function.
22022 * tree-dfa.c (referenced_var_lookup): Adjust.
22023 (referenced_var_check_and_insert): Likewise.
22024 (remove_referenced_var): Likewise.
22025 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22026 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22027 (verify_call_clobbering): Likewise.
22028 (verify_memory_partitions): Likewise.
22029 (init_tree_ssa): Allocate bitmap instead of hashtable for
22031 (delete_tree_ssa): Adjust.
22032 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22033 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22034 (compute_tag_properties): Likewise.
22035 (set_initial_properties): Likewise.
22036 (find_partition_for): Likewise.
22037 (update_reference_counts): Likewise.
22038 (dump_may_aliases_for): Likewise.
22039 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22040 (add_call_clobber_ops): Likewise.
22041 (add_call_read_ops): Likewise.
22042 (get_asm_expr_operands): Likewise.
22043 * tree-into-ssa.c (dump_decl_set): Likewise.
22044 (update_ssa): Likewise.
22045 * tree-sra.c (scan_function): Likewise.
22046 (decide_instantiations): Likewise.
22047 (scalarize_parms): Likewise.
22048 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22049 (dsa_named_for): Likewise.
22050 * tree-ssa-structalias.c (update_alias_info): Likewise.
22051 (merge_smts_into): Likewise.
22053 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22056 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22057 * c-opts.c (c_common_handle_option): Wall enables
22058 Wvolatile-register-var.
22059 * common.opt: Move Wvolatile-register-var to...
22062 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22064 * common.opt (Wlarger-than=): New.
22065 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22067 * opts.c (common_handle_option): Handle -Wlarger-than=.
22068 * optc-gen.awk: Likewise.
22069 * opth-gen.awk: Likewise.
22070 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22071 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22073 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22075 * c-common.c (match_case_to_enum_1): Add appropriate
22076 OPT_W* parameter to warning.
22077 (c_do_switch_warnings): Likewise.
22078 * c-typeck.c (warning_init): Add one more parameter following
22079 'warning' function.
22080 (push_init_level): Update call to warning_init.
22081 (pop_init_level): Likewise.
22082 (add_pending_init): Likewise.
22083 (output_init_element: Likewise.
22085 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22088 * toplev.c (toplev_main): If there are warnings or error, print
22089 errors for ignored options.
22090 * opts.c (ignored_options): New static variable.
22091 (postpone_unknown_option_error): New.
22092 (print_ignored_options): New.
22093 (handle_option): Postpone errors for unknown -Wno-* options.
22094 * opts.h (print_ignored_options): Declare.
22096 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22098 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22101 2008-02-25 Richard Guenther <rguenther@suse.de>
22104 2008-02-25 Richard Guenther <rguenther@suse.de>
22106 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22107 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22108 (lookup_decl_from_uid): Declare.
22109 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22110 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22111 (decl_for_uid_map): New global hashtable mapping DECL_UID
22113 (init_ttree): Allocate it.
22114 (insert_decl_to_uid_decl_map): New helper function.
22115 (make_node_stat): Insert new decls into the map.
22116 (copy_node_stat): Likewise.
22117 (lookup_decl_from_uid): New function.
22118 (print_decl_for_uid_map_statistics): New helper.
22119 (dump_tree_statistics): Call it.
22121 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22122 (referenced_var_iterator): Adjust.
22123 (FOR_EACH_REFERENCED_VAR): Adjust.
22124 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22125 (num_referenced_vars): Adjust.
22126 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22127 (first_referenced_var): Remove.
22128 (end_referenced_vars_p): Likewise.
22129 (next_referenced_var): Likewise.
22130 (referenced_var_iterator_set): New helper function.
22131 * tree-dfa.c (referenced_var_lookup): Adjust.
22132 (referenced_var_check_and_insert): Likewise.
22133 (remove_referenced_var): Likewise.
22134 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22135 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22136 (verify_call_clobbering): Likewise.
22137 (verify_memory_partitions): Likewise.
22138 (init_tree_ssa): Allocate bitmap instead of hashtable for
22140 (delete_tree_ssa): Adjust.
22141 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22142 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22143 (compute_tag_properties): Likewise.
22144 (set_initial_properties): Likewise.
22145 (find_partition_for): Likewise.
22146 (update_reference_counts): Likewise.
22147 (dump_may_aliases_for): Likewise.
22148 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22149 (add_call_clobber_ops): Likewise.
22150 (add_call_read_ops): Likewise.
22151 (get_asm_expr_operands): Likewise.
22152 * tree-into-ssa.c (dump_decl_set): Likewise.
22153 (update_ssa): Likewise.
22154 * tree-sra.c (scan_function): Likewise.
22155 (decide_instantiations): Likewise.
22156 (scalarize_parms): Likewise.
22157 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22158 (dsa_named_for): Likewise.
22159 * tree-ssa-structalias.c (update_alias_info): Likewise.
22160 (merge_smts_into): Likewise.
22162 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22165 * doc/invoke.texi (-fcx-limited-range): Document new option.
22166 * toplev.c (process_options): Handle -fcx-fortran-rules.
22167 * common.opt: Add documentation for -fcx-fortran-rules.
22169 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22172 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22173 actual behaviour and C99.
22175 2008-02-26 Ben Elliston <bje@au.ibm.com>
22177 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22178 (ASM_CPU_POWER6_SPEC): Likewise.
22179 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22180 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22181 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22183 2008-02-25 Richard Guenther <rguenther@suse.de>
22185 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22186 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22187 (lookup_decl_from_uid): Declare.
22188 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22189 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22190 (decl_for_uid_map): New global hashtable mapping DECL_UID
22192 (init_ttree): Allocate it.
22193 (insert_decl_to_uid_decl_map): New helper function.
22194 (make_node_stat): Insert new decls into the map.
22195 (copy_node_stat): Likewise.
22196 (lookup_decl_from_uid): New function.
22197 (print_decl_for_uid_map_statistics): New helper.
22198 (dump_tree_statistics): Call it.
22200 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22201 (referenced_var_iterator): Adjust.
22202 (FOR_EACH_REFERENCED_VAR): Adjust.
22203 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22204 (num_referenced_vars): Adjust.
22205 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22206 (first_referenced_var): Remove.
22207 (end_referenced_vars_p): Likewise.
22208 (next_referenced_var): Likewise.
22209 (referenced_var_iterator_set): New helper function.
22210 * tree-dfa.c (referenced_var_lookup): Adjust.
22211 (referenced_var_check_and_insert): Likewise.
22212 (remove_referenced_var): Likewise.
22213 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22215 (verify_call_clobbering): Likewise.
22216 (verify_memory_partitions): Likewise.
22217 (init_tree_ssa): Allocate bitmap instead of hashtable for
22219 (delete_tree_ssa): Adjust.
22220 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22221 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22222 (compute_tag_properties): Likewise.
22223 (set_initial_properties): Likewise.
22224 (find_partition_for): Likewise.
22225 (update_reference_counts): Likewise.
22226 (dump_may_aliases_for): Likewise.
22227 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22228 (add_call_clobber_ops): Likewise.
22229 (add_call_read_ops): Likewise.
22230 (get_asm_expr_operands): Likewise.
22231 * tree-into-ssa.c (dump_decl_set): Likewise.
22232 (update_ssa): Likewise.
22233 * tree-sra.c (scan_function): Likewise.
22234 (decide_instantiations): Likewise.
22235 (scalarize_parms): Likewise.
22236 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22237 (dsa_named_for): Likewise.
22238 * tree-ssa-structalias.c (update_alias_info): Likewise.
22239 (merge_smts_into): Likewise.
22241 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22244 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22245 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22246 * alias.h (nonoverlapping_memrefs_p): Likewise.
22248 2008-02-25 Jan Beulich <jbeulich@novell.com>
22250 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22251 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22252 __emultls_get_address, __emultls_register_common,
22253 __floatundi?f, and _Unwind_GetIPInfo.
22254 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22255 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22256 (gen_regparm_prefix): Likewise.
22257 (i386_nlm_encode_section_info): Sync with
22258 config/i386/winnt.c:i386_pe_encode_section_info().
22259 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22260 i386_nlm_mangle_decl_assembler_name): New.
22261 (netware_override_options): New.
22262 * config/i386/netware.h (netware_override_options): Declare.
22263 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22264 (i386_nlm_mangle_decl_assembler_name): Declare.
22265 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22267 2008-02-25 Ben Elliston <bje@au.ibm.com>
22270 * c-decl.c (grokdeclarator): Remove unused local variables
22271 `typedef_type' and `type_as_written'.
22273 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22274 unused local variable `has_hot_blocks'.
22275 (fix_crossing_conditional_branches): Remove unused local variable
22278 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22280 PR middle-end/19984
22281 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22282 using DEF_C99_BUILTIN.
22283 (BUILT_IN_NANF): Ditto.
22284 (BUILT_IN_NANL): Ditto.
22286 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22287 Revital Eres <eres@il.ibm.com>
22289 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22290 regarding the order of two dependent insns in the same row.
22292 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22294 * stor-layout.c (layout_decl): Do not bump the alignment of a
22295 bit-field to more than byte alignment if it is packed.
22297 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22299 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22302 2008-02-24 Diego Novillo <dnovillo@google.com>
22304 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22307 * tree-vrp.c (vrp_evaluate_conditional): With
22308 -Wtype-limits, emit a warning when comparing against a
22309 constant outside the natural range of OP0's type.
22310 * c.opt (Wtype-limits): Move ...
22311 * common.opt (Wtype-limits): ... here.
22313 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22315 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22316 * config/rs6000/e300c2c3.md: New file.
22317 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22319 (rs6000_override_options): Add e300c2 and e300c3 cases to
22320 processor_target_table. Do not allow usage of Altivec or Spe
22321 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22322 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22323 * config/rs6000/rs6000.h (processor_type): Add
22324 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22325 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22326 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22327 and ppce300c3. Include e300c2c3.md.
22329 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22331 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22332 instead of TARGET_STRICT_ALIGN.
22334 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22336 * explow.c (memory_address): Assert that the generated address is
22339 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22342 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22343 * config/darwin-ppc-ldouble-patch.def: New file.
22344 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22345 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22346 SUBTARGET_INIT_BUILTINS if defined.
22347 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22350 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22353 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22354 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22356 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22359 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22360 file" warning condtional on -Winvalid-PCH.
22362 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22364 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22366 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22370 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22371 prevent reload from using MMX registers.
22372 (*mov<mode>_internal): Ditto.
22373 (*movv2sf_internal_rex64): Ditto.
22374 (*movv2sf_internal): Ditto.
22376 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22378 PR documentation/31569
22379 * doc/install.texi2html: Use makeinfo --no-number-sections.
22381 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22383 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22384 ensure that we can address an entire entity > 8 bytes. Don't
22385 generate reg+reg addressing for such data.
22387 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22389 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22390 strings when optimizing for size, unless the target cares about
22393 2008-02-22 Tom Tromey <tromey@redhat.com>
22395 * regclass.c (current_pass): Remove declaration.
22397 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22399 * config/avr/libgcc.S (__RAMPZ__): Define.
22400 (__do_copy_data): Add for devices with 128KB code memory.
22402 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22404 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22406 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22408 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22410 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22413 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22416 * c-typeck.c (build_binary_op): Warn about floating point
22417 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22419 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22422 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22423 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22425 (rs6000_override_options): Set altivec_abi as default, not override,
22426 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22427 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22428 is used; use new member spe_abi.
22429 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22430 spe_abi and altivec_abi.
22432 2008-02-22 Tomas Bily <tbily@suse.cz>
22434 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22436 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22439 * config.build (build_file_translate): Set to `CMD //c' only if
22441 * Makefile.in (build_file_translate): Improve comment.
22443 2008-02-21 Jan Hubicka <jh@suse.cz>
22445 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22446 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22447 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22449 2008-02-21 Michael Matz <matz@suse.de>
22452 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22454 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22456 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22457 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22458 as insn constraint.
22459 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22460 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22461 SSE_VEC_FLOAT_MODE_P as insn constraint.
22462 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22463 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22464 sse4a_movntdf using MODEF mode iterator.
22465 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22466 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22467 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22468 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22469 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22470 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22471 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22473 2008-02-21 Richard Guenther <rguenther@suse.de>
22475 * tree.def (PAREN_EXPR): New tree code.
22476 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22478 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22479 * expr.c (expand_expr_real_1): Likewise.
22480 * tree-inline.c (estimate_num_insns_1): Likewise.
22481 * tree-complex.c (expand_complex_move): Likewise.
22482 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22485 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22488 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22490 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22493 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22495 * config/sh/sh.c (find_barrier): Don't go past
22496 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22498 2008-02-20 DJ Delorie <dj@redhat.com>
22500 * config/h8300/h8300.md (insv): Force source operand to be a register.
22502 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22503 as a jump, not as a plain insn.
22505 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22507 * doc/invoke.texi (Warning Options): Add new option
22508 -Wframe-larger-than=.
22509 (-Wframe-larger-than): Document.
22511 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22512 Add declarations for new option variables.
22514 * final.c (final_start_function): Check the frame size
22515 before emission and issue a Wframe-larger-than warning.
22517 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22518 Add definitions for new option variables.
22519 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22521 * common.opt (Wframe-larger-than=): New option.
22523 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22525 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22526 (<sse>_div<mode>3): Ditto.
22527 (<sse>_vmdiv<mode>3): Ditto.
22528 (<sse>_vmsqrt<mode>2): Ditto.
22529 (*smax<mode>3): Ditto.
22530 (sse5_frcz<mode>2): Ditto.
22531 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22532 as insn constraint.
22534 2008-02-20 Richard Guenther <rguenther@suse.de>
22536 PR middle-end/35265
22537 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22538 be happy with INTEGRAL_TYPE_P.
22540 2008-02-20 Richard Guenther <rguenther@suse.de>
22542 * fold-const.c (split_tree): Associate floatig-point expressions
22543 if flag_associative_math is set.
22545 2008-02-20 Richard Guenther <rguenther@suse.de>
22547 * tree.h (fold_real_zero_addition_p): Declare.
22548 * fold-const.c (fold_real_zero_addition_p): Export.
22549 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22550 floating-point operations with zero and one.
22552 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22554 * doc/install.texi: Correct references to CFLAGS, replacing them
22555 with BOOT_CFLAGS. Document flags used during bootstrap for
22558 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22560 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22561 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22562 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22564 (smin<mode>3): Ditto from similar patterns.
22565 (smax<mode>3): Ditto.
22566 (*ieee_smin<mode>3): Ditto.
22567 (*ieee_smax<mode>3): Ditto.
22568 * config/i386/sse.md (sse): New mode attribute.
22569 (mov<mode>): Macroize expander from movv4sf and movv2df using
22570 SSEMODEF2P mode iterator.
22571 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22572 SSE_VEC_FLOAT_MODE_P as insn constraint.
22573 (storent<mode>): Ditto.
22574 (storent<mode>): Macroize expander from storentsf and storentdf using
22575 MODEF mode iterator.
22576 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22577 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22578 (abs<mode>2): Ditto from similar patterns.
22579 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22580 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22581 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22582 (<sse>_vmsqrt<mode>2): Ditto.
22583 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22584 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22585 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22586 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22587 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22588 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22589 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22591 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22592 iterator and SSE_FLOAT_MODE_P as insn constraint.
22593 (<sse>_ucomi): Ditto from similar patterns.
22594 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22595 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22596 SSE_VEC_FLOAT_MODE_P as insn constraint.
22597 (vcond<mode>): Ditto from similar patterns.
22598 (and<mode>3, *and<mode>3): Ditto.
22599 (<sse>_nand<mode>3): Ditto.
22600 (ior<mode>3, *ior<mode>3): Ditto.
22601 (xor<mode>3, *xor<mode>3): Ditto.
22602 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22603 iterator and SSE_FLOAT_MODE_P as insn constraint.
22604 (*nand<mode>3): Ditto from similar patterns.
22605 (*ior<mode>3): Ditto.
22606 (*xor<mode>3): Ditto.
22608 2008-02-20 Ira Rosen <irar@il.ibm.com>
22610 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22611 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22612 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22614 2008-02-19 Jan Hubicka <jh@suse.cz>
22616 * predict.c (tree_bb_level_predictions): Remove variable next
22617 mistakely introduced by previous commit.
22619 2008-02-19 Jan Hubicka <jh@suse.cz>
22621 * predict.c (predict_paths_leading_to): Rewrite.
22622 (predict_paths_for_bb): New.
22623 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22625 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22628 * Makefile.in (build_file_translate): New.
22629 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22630 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22631 * configure.ac (build_file_translate): Substitute it.
22632 * configure: Regenerate.
22634 2008-02-19 Jan Hubicka <jh@suse.cz>
22636 PR rtl-optimization/34408
22637 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22640 2008-02-19 Jan Hubicka <jh@suse.cz>
22642 PR middle-end/28779
22643 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22646 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22649 * config/i386/i386-modes.def: Revert the last DI alignment
22650 change until Ada people can look into it.
22652 2008-02-19 Nick Clifton <nickc@redhat.com>
22654 * opts.c (print_specific_help): Fix typo in --help text.
22656 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22659 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22660 32-bit inline asm without asm alternatives for host GCC < 3.0.
22662 2008-02-19 Richard Guenther <rguenther@suse.de>
22664 PR tree-optimization/34989
22665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22666 Allow propagation to INDIRECT_REF if we can simplify only.
22668 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22670 * c-common.c (warn_for_collisions_1): Use appropriate option when
22673 2008-02-19 Nick Clifton <nickc@redhat.com>
22676 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22677 (handle_options): Fix indentation.
22678 (print_filtered_help): If no language-specific options were
22679 displayed tell the user how to list all the options supported by
22680 the language's front-end.
22681 (print_specific_help): Fix indentation and remove duplicate line.
22682 (common_handle_option): Handle the -v option.
22683 For --help enable the display of undocumented options if the -v
22684 switch has been included on the command line.
22685 For --help= check for overlaps in the arguments between the option
22686 classes and the language names and issue a warning when they
22687 cannot be disambiguated.
22688 * c.opt (v): Pass on to the common option handler.
22690 2008-02-19 Revital Eres <eres@il.ibm.com>
22692 * modulo-sched.c (sms_schedule): Change dump message when
22693 create_ddg function fails.
22694 (try_scheduling_node_in_cycle): Rename row to cycle.
22695 (print_partial_schedule): Rename CYCLE to ROW.
22697 2008-02-19 Christian Bruel <christian.bruel@st.com>
22698 Zdenek Dvorak <ook@ucw.cz>
22700 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22702 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22705 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22706 (*x86_movdicc_0_m1_se): Ditto.
22708 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22710 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22711 (CMPtype): Define as __gcc_CMPtype.
22712 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22713 (CMPtype): Define as __gcc_CMPtype.
22715 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22717 Support valgrind 3.3 for --enable-checking=valgrind.
22718 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22720 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22721 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22722 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22723 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22724 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22725 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22726 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22728 * ggc-zone.c: Similar.
22729 * ggc-page.c: Similar.
22731 2008-02-19 Paul Brook <paul@codesourcery.com>
22734 * config/arm/ieee754-df.S: Fix do_it typo.
22735 * config/arm/ieee754-sf.S: Fix do_it typo.
22737 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22740 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22741 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22742 (OPTION_MASK_ISA_SSE_SET): Likewise.
22743 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22744 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22745 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22746 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22747 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22748 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22749 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22750 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22751 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22752 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22753 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22754 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22755 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22756 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22757 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22758 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22759 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22760 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22761 (OPTION_MASK_ISA_SSE4): Removed.
22762 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22763 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22764 (override_options): Don't turn on implied SSE/MMX bits in
22767 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22769 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22772 2008-02-18 Joey Ye <joey.ye@intel.com>
22774 PR middle-end/34921
22775 * tree-nested.c (insert_field_into_struct): Set type alignment
22776 to field alignment if the former is less than the latter.
22778 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22780 * BASE-VER: Set to 4.4.0.
22782 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22784 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22785 * doc/cfg.texi: Likewise.
22786 * doc/extend.texi: Likewise.
22787 * doc/gty.texi: Likewise.
22788 * doc/invoke.texi: Likewise.
22789 * doc/loop.texi: Likewise.
22790 * doc/md.texi: Likewise.
22791 * doc/passes.texi: Likewise.
22792 * doc/rtl.texi: Likewise.
22793 * doc/sourcebuild.texi: Likewise.
22794 * doc/tm.texi: Likewise.
22795 * doc/tree-ssa.texi: Likewise.
22797 2008-02-17 Richard Guenther <rguenther@suse.de>
22799 PR middle-end/35227
22800 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22801 without default definition.
22803 2008-02-17 Richard Guenther <rguenther@suse.de>
22805 PR tree-optimization/35231
22806 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22809 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22812 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22813 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22814 libgcc_cmp_return mode.
22816 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22819 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22821 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22823 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22826 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22828 * doc/c-tree.texi: Use `@.' where appropriate.
22829 * doc/extend.texi: Likewise.
22830 * doc/install.texi: Likewise.
22831 * doc/invoke.texi: Likewise.
22832 * doc/loop.texi: Likewise.
22833 * doc/makefile.texi: Likewise.
22834 * doc/md.texi: Likewise.
22835 * doc/passes.texi: Likewise.
22836 * doc/standards.texi: Likewise.
22837 * doc/tm.texi: Likewise.
22839 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22841 PR middle-end/35196
22842 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22844 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22845 rather than in entry_bb.
22847 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22849 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22850 libgcc_cmp_return mode.
22852 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22854 PR middle-end/35130
22855 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22856 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22858 2008-02-15 Richard Guenther <rguenther@suse.de>
22859 Zdenek Dvorak <ook@ucw.cz>
22861 PR tree-optimization/35164
22862 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22863 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22864 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22865 Only propagate addresses which do not have abnormal SSA_NAMEs
22868 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22871 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22873 2008-02-15 Jan Hubicka <jh@suse.cz>
22875 PR middle-end/35149
22876 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22878 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22880 PR middle-end/34621
22881 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22882 when calculating alignment_pad.
22884 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22886 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22887 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22888 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22889 and STACK_BOUNDARY define.
22891 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22893 PR preprocessor/35061
22894 * c-pragma.c (handle_pragma_pop_macro): Check that
22895 pushed_macro_table has been allocated.
22897 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22899 PR middle-end/35136
22900 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22901 (force_gimple_operand): Likewise.
22902 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22903 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22904 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22905 (find_interesting_uses_address): Check addressability and alignment
22906 of the base expression only after substituting bases of IVs into it.
22908 2008-02-14 Michael Matz <matz@suse.de>
22911 * function.c (instantiate_virtual_regs_in_insn): Reload address
22912 before falling back to reloading the whole operand.
22914 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22916 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22917 before the first section switch note.
22919 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22921 * doc/bugreport.texi: Update copyright years.
22922 * doc/c-tree.texi: Likewise.
22923 * doc/cfg.texi: Likewise.
22924 * doc/cpp.texi: Likewise.
22925 * doc/cppinternals.texi: Likewise.
22926 * doc/fragments.texi: Likewise.
22927 * doc/frontends.texi: Likewise.
22928 * doc/gcc.texi: Likewise.
22929 * doc/gty.texi: Likewise.
22930 * doc/hostconfig.texi: Likewise.
22931 * doc/implement-c.texi: Likewise.
22932 * doc/libgcc.texi: Likewise.
22933 * doc/loop.texi: Likewise.
22934 * doc/makefile.texi: Likewise.
22935 * doc/options.texi: Likewise.
22936 * doc/passes.texi: Likewise.
22937 * doc/rtl.texi: Likewise.
22938 * doc/sourcebuild.texi: Likewise.
22939 * doc/standards.texi: Likewise.
22940 * doc/tree-ssa.texi: Likewise.
22941 * doc/trouble.texi: Likewise.
22943 * doc/extend.texi: Use @: or add comma where appropriate.
22944 * doc/invoke.texi: Likewise.
22945 * doc/tm.texi: Likewise.
22947 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22950 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22953 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22955 * doc/md.texi (clz, ctz): Add reference.
22956 * doc/rtl.texi (clz, ctz): Likewise.
22958 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22961 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22964 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22966 * config/s390/s390.c (struct constant_pool): New field
22967 emit_pool_after added.
22968 (s390_mainpool_start): Set the emit_pool_after flag according
22969 to the section switch notes.
22970 (s390_mainpool_finish): Consider emit_pool_after when emitting
22971 the literal pool at the end of the function.
22972 (s390_chunkify_start): Force literal pool splits at section
22975 2008-02-13 Michael Matz <matz@suse.de>
22978 * var-tracking.c (clobber_variable_part): Correctly traverse the
22981 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22984 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22985 Add -fdump-ipa-inline.
22986 * tree-dump.c (dump_files): Remove tree-inlined dump.
22987 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22989 2008-02-12 Richard Guenther <rguenther@suse.de>
22991 PR tree-optimization/35171
22992 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22995 2008-02-12 Richard Guenther <rguenther@suse.de>
22997 PR middle-end/35163
22998 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22999 value-preserving mode. Disallow final truncation.
23001 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23003 PR middle-end/35136
23004 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23005 code from here to...
23006 (force_gimple_operand): ...here.
23008 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23011 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23012 non-compatible pointers.
23013 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23014 different FIELD_DECLs, try harder by comparing field offsets, sizes
23017 PR inline-asm/35160
23018 * function.c (match_asm_constraints_1): Don't replace the same input
23021 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23023 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23024 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23025 (expand_epilogue): Restore RAMPZ register.
23026 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23028 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23030 * config/i386/cygwin.asm: (__alloca): Correct calling
23031 convention and alignment.
23032 (__chkstk): Force 8 byte stack alignment.
23034 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23035 Richard Guenther <rguenther@suse.de>
23037 PR tree-optimization/33992
23038 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23039 the zero we compare against.
23041 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23043 PR libfortran/35063
23044 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23045 to CloseHandle after unlocking to prevent accumulation of handle
23048 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23050 PR middle_end/34150
23051 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23052 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23053 and update LABEL_NUSES during and after reload.
23055 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23057 PR middle-end/34627
23058 * combine.c (simplify_if_then_else): Make sure the comparison is
23059 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23061 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23064 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23065 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23066 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23067 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23068 * tree.h (get_type_static_bounds): Likewise.
23070 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23072 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23073 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23074 Make -Wfoo language annotations match what the compiler outputs.
23076 2008-02-08 Sa Liu <saliu@de.ibm.com>
23078 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23079 intrinsics spu_convts, spu_convtu, spu_convtf.
23081 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23083 * doc/extend.texi (Function Attributes) <noinline>: Mention
23084 asm ("") as method to keep calls.
23086 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23089 * doc/options.texi (Options): Replace references to opts.sh with
23091 * opts-common.c: Likewise.
23092 * optc-gen.awk: Likewise.
23094 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23096 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23098 2008-02-07 Richard Henderson <rth@redhat.com>
23101 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23102 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23105 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23107 PR tree-optimization/35085
23108 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23109 for operand entry oe2 in addition to operand entry oe3 in order to
23110 expose more opportunities for vectorizer sum reduction.
23112 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23115 * Makefile.in (LIBS): Remove $(GMPLIBS).
23116 (cc1-dummy, cc1): Add $(GMPLIBS).
23118 2008-02-06 Jan Hubicka <jh@suse.cz>
23121 * i386.md (moddf_integer): Do not produce partial memory stalls for
23122 targets where it hurts.
23124 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23127 * optabs.c (expand_float): Do not check for decimal modes when
23128 expanding unsigned integer through signed conversion.
23130 2008-02-06 Nick Clifton <nickc@redhat.com>
23132 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23133 inside the clobber with a match_operand and duplicated operand
23134 number in the constraint.
23135 (ineqbranchsi): Delete redundant comment.
23137 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23139 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23140 builtin_define ("__USE_INIT_FINI__").
23141 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23143 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23145 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23147 PR documentation/30330
23148 * doc/invoke.texi (C++ Dialect Options)
23149 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23150 For each warning option -Wfoo that allows -Wno-foo, ensure both
23151 -Wfoo and -Wno-foo are listed in the option index. Fix index
23152 entry of -Wswitch-default, index -Wnormalized= including the
23153 `=', and -Wlarger-than-@var{len} including @var{len}.
23155 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23157 * config/i386/i386.md (floatunssisf2): Use
23158 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23159 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23160 Macroize expander using MODEF mode iterator.
23162 2008-02-05 Diego Novillo <dnovillo@google.com>
23164 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23167 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23169 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23172 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23174 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23177 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23178 to indicate if a message should be generated.
23179 (init_cumulative_args): Updated.
23180 (function_value_32): Likewise.
23182 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23184 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23186 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23189 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23190 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23192 2008-02-04 Diego Novillo <dnovillo@google.com>
23194 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23197 * tree-vrp.c (vrp_evaluate_conditional): With
23198 -Wtype-limits, emit a warning when comparing against a
23199 constant outside the natural range of OP0's type.
23201 2008-02-04 Richard Guenther <rguenther@suse.de>
23203 PR middle-end/33631
23204 * expr.c (count_type_elements): Give for unions instead of
23207 2008-02-04 Richard Guenther <rguenther@suse.de>
23209 PR middle-end/35043
23210 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23211 to TYPE_DOMAINs base type instead of using bitsizetype here.
23213 2008-02-03 Jason Merrill <jason@redhat.com>
23215 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23217 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23220 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23221 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23222 (RS/6000 and PowerPC Options): Fix typos and markup.
23223 * doc/passes.texi (Tree-SSA passes): Likewise.
23225 2008-02-02 Michael Matz <matz@suse.de>
23228 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23229 from record_last_reg_set_info.
23230 (record_last_reg_set_info): Take an RTX argument, iterate over all
23231 constituent hardregs.
23232 (record_last_set_info, record_opr_changes): Change calls to
23233 new signature or to record_last_reg_set_info_regno.
23235 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23237 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23239 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23241 PR rtl-optimization/34773
23242 * reg-notes.def (EQUAL): Mention significance of combination of
23243 REG_EQUAL and REG_RETVAL.
23244 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23245 insn that has a REG_RETVAL.
23247 2008-02-01 Roger Sayle <roger@eyesopen.com>
23250 * configure.ac (--enable-fixed-point): Disable unless explicitly
23252 * configure: Regenerate.
23254 2008-02-01 Richard Guenther <rguenther@suse.de>
23257 * invoke.texi (-finline-limit): Remove no longer true parts
23258 of the documentation. Note that there is no default value.
23260 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23261 Mark Mitchell <mark@codesourcery.com>
23262 Ben Elliston <bje@au.ibm.com>
23265 * doc/extend.texi (Other Builtins): Document.
23267 2008-01-31 Tom Browder <tom.browder@gmail.com>
23269 * doc/c-tree.texi (Types): Fix grammar.
23270 (Expression trees): Ditto.
23271 * doc/passes.texi (Tree-SSA passes): Ditto.
23273 * doc/configterms.texi (Configure Terms): Fix typo.
23274 * doc/cpp.texi (Common Predefined Macros): Ditto.
23275 * doc/md.texi (Machine Constraints): Ditto.
23277 * doc/makefile.texi (Makefile): Add comma.
23279 2008-01-31 Tom Browder <tom.browder@gmail.com>
23280 Gerald Pfeifer <gerald@pfeifer.com>
23282 * doc/sourcebuild.texi (Front End): Remove references to CVS
23283 and CVSROOT/modules.
23284 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23285 (Back End): Remove reference to CVS.
23287 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23290 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23292 (mips16_gp_pseudo_reg): ...here.
23293 * config/mips/mips.md (load_const_gp): Replace with...
23294 (load_const_gp_<mode>): ...this :P-based insn.
23296 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23298 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23299 options. Minor fixes.
23300 (-std): Move reference to standards closer to where language
23301 standards are first mentioned.
23303 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23305 PR rtl-optimization/34995
23306 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23307 parameter and return a bool. If the rtx parameter is nonnull,
23308 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23309 (find_reloads): Update call accordingly. Pass the new operand
23310 if it needed no address reloads, otherwise pass null.
23312 2008-01-30 Richard Henderson <rth@redhat.com>
23315 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23316 for unbounded arrays.
23318 2008-01-30 Silvius Rus <rus@google.com>
23320 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23322 2008-01-30 Jan Hubicka <jh@suse.cz>
23325 * i386.c (init_cumulative_args): Use real function declaration when
23328 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23330 PR rtl-optimization/34998
23331 * global.c (build_insn_chain): Treat non-subreg_lowpart
23332 SUBREGs of pseudos as clobbering all the words covered by the
23333 SUBREG, not just all the bytes.
23334 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23335 original df_ref rather than an extract parameter.
23336 (global_conflicts): Update call accordingly.
23338 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23340 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23341 the overflow check to make it easier to read.
23342 (__fixtfdi): Change the type of the ll member in union
23343 long_double to UDItype_x.
23345 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23347 PR middle-end/34969
23348 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23349 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23350 * tree-inline.c (fold_marked_statements): Call
23351 cgraph_update_edges_for_call_stmt if folding a call statement.
23352 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23353 debug_generic_stmt calls, reset it back afterwards.
23356 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23358 * c-typeck.c (build_external_ref): Don't pedwarn about
23359 static vars in current function's scope.
23361 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23363 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23365 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23368 * ipa-struct-reorg.c: Fix spelling.
23369 * params.def: Ditto.
23371 2008-01-29 Richard Guenther <rguenther@suse.de>
23373 PR middle-end/35006
23374 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23376 * tree-inline.c (remap_type): Increment remapping_type_depth
23377 around remapping types.
23378 (copy_body_r): Only add referenced variables if they are referenced
23379 from code, not types.
23381 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23392 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23393 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23395 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23398 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23399 pointer for tiny stack.
23401 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23403 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23405 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23407 * config/vx-common.h: Fix typo in comment.
23409 2008-01-28 Ian Lance Taylor <iant@google.com>
23413 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23414 coalesce pointers if they have different DECL_NO_TBAA_P values.
23415 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23416 between variables with different DECL_NO_TBAA_P values.
23418 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23421 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23422 are not legitimate small data references on SPE targets.
23424 2008-01-28 David Daney <ddaney@avtrex.com>
23426 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23428 2008-01-28 David Daney <ddaney@avtrex.com>
23430 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23432 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23434 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23435 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23436 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23437 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23438 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23439 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23440 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23441 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23443 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23445 * basic-block.h (condjump_equiv_p): Fix comment.
23447 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23449 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23450 print_generic_stmt_indented): Fix comment.
23452 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23454 * configure.ac (__stack_chk_fail): Add detecion for availability
23455 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23456 * configure: Regenerate.
23458 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23460 PR middle-end/34688
23461 * final.c (output_addr_const): Handle TRUNCATE.
23463 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23466 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23467 (zero_cost, infinite_cost): New constants.
23468 (struct cost_pair): Change type of cost to comp_cost.
23469 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23470 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23472 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23473 split_address_cost, ptr_difference_cost, difference_cost,
23474 get_computation_cost_at, get_computation_cost,
23475 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23476 determine_use_iv_cost_condition, determine_use_iv_costs,
23477 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23478 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23479 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23480 Change type of cost to comp_cost.
23481 (determine_iv_cost): Increase cost of non-original ivs, instead
23482 of decreasing the cost of original ones.
23483 (get_address_cost): Indicate the complexity of the addressing mode
23485 (try_add_cand_for): Prefer using ivs not specific to some object.
23486 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23488 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23489 Janis Johnson <janis187@us.ibm.com>
23492 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23493 (TARGET_INSTANTIATE_DECLS): Likewise.
23494 * target.h (expand_to_rtl_hook): New target hook.
23495 (instantiate_decls): Likewise.
23496 * function.c (instantiate_decl): Make non-static. Rename to...
23497 (instantiate_decl_rtl): ... this.
23498 (instantiate_expr): Use instantiate_decl_rtl.
23499 (instantiate_decls_1): Likewise.
23500 (instantiate_decls): Likewise.
23501 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23502 * function.h (instantiate_decl_rtl): Add prototype.
23503 * cfgexpand.c (target.h): New include.
23504 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23505 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23506 (TARGET_INSTANTIATE_DECLS): Likewise.
23507 (TARGET_INITIALIZER): New target hooks added.
23508 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23510 * config/rs6000/rs6000.c (tree-flow.h): New include.
23511 (machine_function): Add sdmode_stack_slot field.
23512 (rs6000_alloc_sdmode_stack_slot): New function.
23513 (rs6000_instantiate_decls): Likewise.
23514 (rs6000_secondary_memory_needed_rtx): Likewise.
23515 (rs6000_check_sdmode): Likewise.
23516 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23517 (TARGET_INSTANTIATE_DECLS): Likewise.
23518 (rs6000_hard_regno_mode_ok): Allow SDmode.
23519 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23520 (rs6000_emit_move): Handle SDmode.
23521 (function_arg_advance): Likewise.
23522 (function_arg): Likewise.
23523 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23524 SDmode var args for 32-bit compiles.
23525 (rs6000_secondary_reload_class): Handle SDmode.
23526 (rs6000_output_function_epilogue): Likewise.
23527 (rs6000_function_value): Simplify if statement.
23528 (rs6000_libcall_value): Likewise.
23529 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23530 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23531 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23532 (movsd_hardfloat): New define_insn.
23533 (movsd_softfloat): Likewise.
23534 (movsd_store): Likewise.
23535 (movsd_load): Likewise.
23536 (extendsddd2): Likewise.
23537 (extendsdtd2): Likewise.
23538 (truncddsd2): Likewise.
23539 (movdd_hardfloat64): Fixup comment.
23540 (UNSPEC_MOVSD_LOAD): New constant.
23541 (UNSPEC_MOVSD_STORE): Likewise.
23543 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23546 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23548 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23549 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23550 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23551 and TRUTH_XOR_EXPR.
23553 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23556 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23557 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23558 __LONGDOUBLE128 too.
23559 * config/rs6000/aix61.h: New file.
23561 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23563 PR rtl-optimization/34959
23564 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23565 popcount and parity rtxes the same mode as their operand.
23566 Truncate or extend the result to the return value's mode
23569 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23572 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23573 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23574 to GOT_VERSION_REGNUM.
23575 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23576 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23577 * config/mips/mips.c (mips_emit_call_insn): New function.
23578 (mips_call_tls_get_addr): Call mips_expand_call directly.
23579 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23581 (mips16_build_call_stub): Likewise. Return the call insn or null.
23582 (mips_expand_call): Update the call to mips16_build_call_stub
23583 accordingly and a remove redundant condition. Assert that MIPS16
23584 stubs do not use lazy binding. Use mips_emit_call_insn and return
23586 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23588 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23589 (mips_avoid_hazard): Remove hazard_set handling.
23590 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23591 (UNSPEC_RESTORE_GP): ...this.
23592 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23593 (FAKE_CALL_REGNO): Rename to...
23594 (GOT_VERSION_REGNUM): ...this.
23595 (type): Add "ghost" value. Add an associated insn reservation.
23596 (hazard_set): Remove.
23597 (exception_receiver): Rename to...
23598 (restore_gp): ...this and update the unspec identifier accordingly.
23599 (exception_receiver, nonlocal_got_receiver): New expanders.
23600 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23601 FAKE_CALL_REGNO. Remove hazard_set attribute.
23602 (set_got_version, update_got_version): New patterns.
23604 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23607 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23609 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23612 * doc/install.texi2html: Generate gcc-vers.texi.
23614 2008-01-25 DJ Delorie <dj@redhat.com>
23616 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23618 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23620 * config/c4x: Remove directory.
23621 * config.gcc (crx-*, mt-*): Mark obsolete.
23622 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23623 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23624 sh-*-rtemscoff*): Remove cases.
23625 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23626 * real.c (encode_c4x_single, decode_c4x_single,
23627 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23628 c4x_extended_format): Remove.
23629 * real.h (c4x_single_format, c4x_extended_format): Remove.
23630 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23632 (Pragmas): Remove comment about c4x pragmas.
23633 * doc/install.texi (c4x): Remove target-specific instructions.
23634 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23635 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23636 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23637 refer to C4x source files as examples.
23638 (C4X_FLOAT_FORMAT): Remove documentation.
23640 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23642 * config/bfin/bfin.c (override_options): Reorder tests so that
23643 flag_pic gets enabled for -msep-data.
23645 2008-01-25 Richard Guenther <rguenther@suse.de>
23647 PR middle-end/32244
23648 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23649 to its bitfield precision if required.
23651 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23653 PR middle-end/33880
23654 * tree-nested.c (walk_omp_for): New function.
23655 (convert_nonlocal_reference, convert_local_reference): Call
23656 walk_omp_for on OMP_FOR.
23657 (convert_call_expr): Call walk_body on OMP_FOR's
23658 OMP_FOR_PRE_INIT_BODY.
23660 2008-01-25 Richard Guenther <rguenther@suse.de>
23662 PR tree-optimization/34966
23663 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23664 default defs and PHI_NODEs we have to insert after the
23665 defining statement.
23667 2008-01-24 Nick Clifton <nickc@redhat.com>
23669 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23670 Provide a default definition.
23671 (LIBGCC2_UNITS_PER_WORD): Likewise.
23673 * config/stormy16/stormy16.c: Include df.h for the prototype
23674 for df_regs_ever_live_p.
23675 (xstormy16_expand_builtin_va_start): Convert the stack offset
23676 into a component_ref and then use POINTER_PLUS_EXPR to add it
23677 to the incoming_virtual_args_rtx.
23678 (xstormy16_gimplify_va_arg_expr): Rename to
23679 xstormy16_gimplify_va_arg_expr.
23680 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23681 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23682 xstormy16_gimplify_va_arg_expr.
23683 Fix up some formatting issues.
23685 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23686 Move to predicates.md.
23687 (xs_hi_general_operand): Likewise.
23688 (xs_hi_nonmemory_operand): Likewise.
23689 * config/stormy16/predicates.md:
23690 (xstormy16_carry_plus_operand): New predicate.
23691 (xs_hi_general_operand): New predicate.
23692 (xs_hi_nonmemory_operand): New predicate.
23693 * config/stormy16/stormy16-protos.h:
23694 (xstormy16_carry_plus_operand): Delete prototype.
23695 (xs_hi_general_operand): Likewise.
23696 (xs_hi_nonmemory_operand): Likewise.
23698 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23699 modifiers as they are no longer needed and they can trigger
23700 reload spill failures.
23702 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23703 with a match_operand in order to help reload.
23705 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23706 constraint with 'e' for the 8th alternative as this version of
23707 the mov.w instruction only accepts the lower 8 registers.
23709 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23712 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23713 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23716 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23718 PR middle-end/33333
23719 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23721 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23723 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23725 (remove_structure): Update allocations list before removing structure.
23727 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23729 * ipa-struct-reorg.c (is_safe_cond_expr,
23730 create_new_stmts_for_cond_expr): Use integer_zerop function,
23731 that recognize not only zero-pointer, but zero-integer too.
23733 2008-01-25 Ben Elliston <bje@au.ibm.com>
23736 * fixproto: Escape "." in sed expression that strips leading "./".
23738 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23741 * gcc.c (SWITCH_OK): Removed.
23742 (SWITCH_LIVE): Changed to bit.
23743 (SWITCH_FALSE): Likewise.
23744 (SWITCH_IGNORE): Likewise.
23745 (switchstr): Change live_cond to unsigned int.
23746 (process_command): Replace SWITCH_OK with 0.
23747 (do_self_spec): Likewise.
23748 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23749 (give_switch): Likewise.
23750 (used_arg): Likewise.
23751 (do_spec_1): Set the SWITCH_IGNORE bit.
23752 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23753 bits. Set the SWITCH_LIVE bit.
23755 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23757 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23759 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23761 PR tree-optimization/34472
23762 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23763 parameter to a "bool *" and set *DATA to false if there is
23764 an unsafe access. Do not delete the structure here.
23765 (check_cond_exprs): Delete it here instead.
23766 (check_cond_exprs, exclude_cold_structs): Do not increase
23767 I when removing a structure.
23769 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23772 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23773 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23775 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23777 PR middle-end/34934
23778 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23779 a fixed vector for stack.
23781 2008-01-24 Ben Elliston <bje@au.ibm.com>
23784 * doc/gcc.texi (Software development): Add a direntry for g++.
23786 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23788 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23789 stale and straggling -fforce-addr comments above.
23791 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23793 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23794 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23796 2008-01-23 Michael Matz <matz@suse.de>
23799 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23802 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23804 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23805 malloc result type.
23807 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23809 * config/avr/avr.c (avr_current_arch): New variable.
23810 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23811 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23812 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23813 (avr_override_options): Init 'avr_current_arch'.
23814 (base_arch_s): Move from here...
23815 * config/avr/avr.h (base_arch_s): ... here. Add new members
23816 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23817 'mega' to 'have_jmp_call'.
23818 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23819 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23821 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23823 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23824 MULTILIB_MATCHES): Ditto.
23826 2008-01-23 Richard Guenther <rguenther@suse.de>
23828 PR middle-end/31529
23829 * cgraphunit.c (cgraph_reset_node): Always mark the node
23830 not reachable if it is not queued already.
23832 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23834 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23835 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23836 (cputype_selected): New static variable.
23837 (bfin_handle_option): Set it if -mcpu is used.
23838 (override_option): Select default set of workarounds if no cpu type
23839 selected on the command line.
23840 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23842 From Michael Frysinger <michael.frysinger@analog.com>
23843 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23844 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23846 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23847 for bf547, bf523, bf524, and bf526.
23848 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23850 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23851 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23852 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23853 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23854 * doc/invoke.texi (Blackfin Options): Document that
23855 -mcpu now accept bf547, bf523, bf524, and bf526.
23857 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23859 PR rtl-optimization/34628
23860 * combine.c (try_combine): Stop and undo after the first combination
23861 if an autoincrement side-effect on the first insn has effectively
23864 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23867 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23868 Offset addresses are not valid for Altivec or paired float modes.
23870 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23873 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23874 if DECL_INITIAL (decl) is error_mark_node.
23877 * c-common.c (handle_vector_size_attribute): Only allow
23878 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23879 the same way as pointer, array etc. types.
23880 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23883 * tree.c (build_type_attribute_qual_variant): Call
23884 build_qualified_type if attributes are equal, but quals are not.
23886 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23889 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23890 * flags.h (warn_strict_aliasing): Remove.
23891 (warn_strict_overflow): Remove.
23892 * opts.c (warn_strict_aliasing): Remove.
23893 (warn_strict_overflow): Remove.
23894 * c-opts.c (c_common_handle_option): -Wall only sets
23895 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23896 (c_common_post_options): Give default values to -Wstrict-aliasing
23897 and -Wstrict-overflow if they are uninitialized.
23898 * common.opt (Wstrict-aliasing): Specify Var and Init.
23899 (Wstrict-overflow): Likewise.
23901 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23903 PR rtl-optimization/26854
23904 PR rtl-optimization/34400
23905 PR rtl-optimization/34884
23906 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23908 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23909 (df_rd_bb_info.expanded_lr_out): Deleted
23910 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23911 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23912 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23913 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23914 Removed code to allocate, initialize or free expanded_lr_out.
23915 (df_rd_bb_local_compute_process_def): Restructured to make more
23917 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23918 sets if the sets are being trimmed.
23920 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23923 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23924 (as_vers): Likewise.
23925 * configure: Regenerated.
23927 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23929 PR middle-end/33092
23930 * tree-pass.h (pass_build_alias): New pass.
23931 * tree-ssa-alias.c (gate_build_alias): New.
23932 (pass_build_alias): New.
23933 * passes.c (init_optimization_passes): Add pass_build_alias after
23934 pass_create_structure_vars.
23936 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23938 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23939 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23940 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23941 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23942 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23943 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23944 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23945 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23946 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23947 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23948 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23949 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23950 * config/s390/s390.md (FP_ALL): New mode iterator.
23951 (_d): New mode attribute.
23952 ("*signbit<mode>2>"): Changed mode of first operand.
23953 ("isinf<mode>2"): Changed mode of first operand.
23954 ("*TDC_insn"): Adaptation for DFP modes.
23956 2008-01-22 Ben Elliston <bje@au.ibm.com>
23958 * tree.c (check_qualified_type): Improve function description.
23960 2008-01-21 Jason Merrill <jason@redhat.com>
23963 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23964 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23967 2008-01-21 DJ Delorie <dj@redhat.com>
23969 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23972 2008-01-21 Richard Guenther <rguenther@suse.de>
23974 PR middle-end/34856
23975 * tree-cfg.c (verify_expr): Allow all invariant expressions
23976 instead of just constant class ones as reference argument.
23977 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23978 like any other constant.
23979 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23981 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23983 * regmove.c (fixup_match_1): Update call crossed frequencies.
23985 2008-01-21 Richard Guenther <rguenther@suse.de>
23988 * tree-inline.c (setup_one_parameter): Deal with mismatched
23989 types using a VIEW_CONVERT_EXPR.
23991 2008-01-21 Alon Dayan <alond@il.ibm.com>
23992 Olga Golovanevsky <olga@il.ibm.com>
23994 PR tree-optimization/34701
23995 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23996 when the structure size is not a power of 2.
23998 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24000 * doc/install.texi: Add doc for --enable-checking=df.
24002 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24004 PR rtl-optimization/34808
24005 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24007 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24009 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24012 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24014 PR rtl-optimization/26854
24015 PR rtl-optimization/34400
24016 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24018 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24019 (df_rd_bb_info.expanded_lr_out): New.
24020 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24021 * loop_iv.c (iv_analysis_loop_init): Ditto.
24022 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24023 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24024 Added code to allocate, initialize or free expanded_lr_out.
24025 (df_rd_bb_local_compute_process_def): Restructured to make
24026 more understandable.
24027 (df_rd_confluence_n): Add code to do nothing with fake edges and
24028 code to no apply invalidate_by_call sets if the sets are being trimmed.
24029 (df_lr_local_finalize): Renamed to df_lr_finalize.
24030 (df_live_local_finalize): Renamed to df_live_finalize.
24032 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24035 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24036 deciding whether to use reciprocal instructions.
24038 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24040 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24041 dwarf2out_note_section_used if cold_text_section is NULL.
24043 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24045 PR gcov-profile/34610
24046 * tree-cfg.c (make_edges): Mark both outgoing edges from
24047 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24048 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24049 from OMP_FOR and OMP_CONTINUE outgoing edges.
24051 * tree-profile.c (tree_profiling): Return early if
24052 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24054 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24055 from cfun to child_cfun.
24056 * function.h (struct function): Add after_tree_profile bit.
24058 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24060 * config/avr/avr.S (_exit): Disable interrupt.
24062 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24063 Steven Bosscher <stevenb.gcc@gmail.com>
24065 PR rtl-optimization/26854
24066 PR rtl-optimization/34400
24067 * df-problems.c (df_live_scratch): New scratch bitmap.
24068 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24069 (df_live_reset): Clear the proper bitmaps.
24070 (df_live_bb_local_compute): Only process the artificial defs once
24071 since the order is not important.
24072 (df_live_init): Init the df_live sets only with the variables
24073 found live by df_lr.
24074 (df_live_transfer_function): Use the df_lr sets to prune the
24075 df_live sets as they are being computed.
24076 (df_live_free): Free df_live_scratch.
24078 2008-01-18 Ian Lance Taylor <iant@google.com>
24080 * common.opt: Add fmerge-debug-strings.
24081 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24082 flag_merge_debug_strings rather than flag_merge_constants.
24083 * doc/invoke.texi (Option Summary): Mention
24084 -fmerge-debug-strings.
24085 (Debugging Options): Document -fmerge-debug-strings.
24087 2008-01-18 Ian Lance Taylor <iant@google.com>
24090 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24091 (struct tree_function_decl): Add new field operator_new_flag.
24092 * tree-inline.c (expand_call_inline): When inlining a call to
24093 operator new, force the return value to go into a variable, and
24094 set DECL_NO_TBAA_P on that variable.
24095 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24097 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24100 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24101 DWARF2_DEBUGGING_INFO.
24102 (dwarf2out_note_section_used): Ditto. Add prototype.
24103 (have_multiple_function_sections, text_section_used,
24104 cold_text_section_used, *cold_text_sections): Move declarations
24107 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24109 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24110 field and add signal_ra.
24111 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24112 assignments to frame state pc. Move end of stack check after
24113 MD_FALLBACK_FRAME_STATE_FOR.
24114 (uw_update_context_1): Use frame state signal_regs if set, instead
24115 of checking signal_frame flag.
24116 (uw_update_context): Use frame state signal_ra if set.
24117 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24118 * config/xtensa/linux-unwind.h: New file.
24120 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24122 * modulo-sched.c (get_sched_window): Fix comment typo.
24124 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24126 PR tree-optimization/34648
24127 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24129 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24131 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24132 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24134 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24136 PR rtl-optimization/34400
24137 * df-core.c (df_worklist_dataflow_overeager,
24138 df_worklist_dataflow_doublequeue): New functions.
24139 (df_worklist_dataflow): Two different worklist solvers.
24140 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24143 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24146 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24147 and ftree-parallelize-loops.
24149 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24151 PR rtl-optimization/34826
24152 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24154 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24156 * global.c (find_reg): Mark the eh regs as used if necessary.
24157 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24158 * ra.h (struct allocno): no_eh_reg field added. Changed
24159 no_stack_reg type to bitfield.
24161 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24163 * tree.c (substitute_in_expr): Add missing 'break'.
24165 2008-01-17 Richard Guenther <rguenther@suse.de>
24167 PR tree-optimization/34825
24168 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24169 x / x as division to handle.
24171 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24173 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24174 "-pthread" is specified.
24175 * pa-hpux11.h (LIB_SPEC): Likewise.
24177 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24178 Peter Bergner <bergner@vnet.ibm.com>
24180 PR rtl-optimization/33796
24181 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24183 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24185 PR libgfortran/34699
24186 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24188 * pa-hpux10.h (LINK_SPEC): Likewise.
24189 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24191 2008-01-16 Richard Guenther <rguenther@suse.de>
24193 PR middle-end/32628
24194 * fold-const.c (fold_convert_const_int_from_int): Do not
24195 set overflow if that occured only because of a sign extension
24196 change when converting from/to a sizetype with the same
24197 precision and signedness.
24199 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24202 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24203 location address to the correct place. Update copyright year.
24205 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24207 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24208 no dependences in the dependence_relations vector.
24210 2008-01-16 Jan Hubicka <jh@suse.cz>
24212 PR rtl-optimization/31396
24213 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24214 * cfg.c (dump_reg_info): Print it.
24215 * regs.h (struct reg_info_t): add freq_calls_crossed.
24216 (REG_FREQ_CALLS_CROSSED): New macro.
24217 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24218 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24219 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24220 regmove_optimize): Update call crossed frequencies.
24221 * local-alloc.c (struct qty): Add freq_calls_crossed.
24222 (alloc_qty): Copute freq_calls_crossed.
24223 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24224 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24225 * ra.h (struct allocno): Add freq_calls_crossed.
24227 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24229 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24230 libgomp when compiling with ftree-parallelize-loops.
24231 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24233 2008-01-16 Richard Guenther <rguenther@suse.de>
24235 PR tree-optimization/34769
24236 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24237 * tree.c (int_cst_value): Instead make this function more
24238 permissive in what it accepts as valid input. Document this
24239 function always sign-extends the value.
24241 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24242 Richard Guenther <rguenther@suse.de>
24245 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24246 (gimple_fold_indirect_ref_rhs): ... this.
24247 (gimple_fold_indirect_ref): New function with foldings
24248 that preserve lvalueness.
24249 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24250 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24251 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24252 to fold an INDIRECT_REF, fall back to the old use of
24253 fold_indirect_ref_1.
24255 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24257 * tree-data-ref.c (subscript_dependence_tester_1): Call
24258 free_conflict_function.
24259 (compute_self_dependence): Same.
24261 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24264 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24265 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24267 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24268 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24269 for DWARF2_UNWIND_INFO targets.
24271 2008-01-16 Richard Guenther <rguenther@suse.de>
24274 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24275 type qualifiers for function types.
24277 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24279 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24280 loop_iterator li from previous commit.
24282 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24284 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24286 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24288 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24289 (parallelize_loops): Don't parallelize irreducible components.
24291 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24294 * c-opts (c_common_post_options): Do not enable CPP
24295 flag_pedantic_errors by default.
24297 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24299 PR rtl-optimization/31944
24300 * cse.c (remove_pseudo_from_table): New function.
24301 (merge_equiv_classes): Use above function to remove pseudo-registers.
24302 (invalidate): Likewise.
24304 2008-01-13 Richard Guenther <rguenther@suse.de>
24306 PR middle-end/34601
24307 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24308 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24310 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24312 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24313 validate_change to unshare the source of the PC set.
24315 2008-01-12 Jan Hubicka <jh@suse.cz>
24317 PR middle-end/32135
24318 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24319 references above array bounds. This might trigger bounds checks for
24320 pointers to arrays.
24322 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24324 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24325 new_replaceable_dependencies.
24327 2008-01-12 Doug Kwan <dougkwan@google.com>
24329 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24330 instead of OPT_Wreturn_type in warning due to ignored return type
24332 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24333 options included in -Wextra.
24334 * c.opt: New option -Wignored_qualifiers.
24335 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24336 -Wignore_qualifiers.
24337 (-Wignored-qualifiers): Document.
24338 (-Wreturn-type): Remove description of functionality now handled
24339 by -Wignored-qualifiers.
24341 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24344 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24345 NOP_EXPR if it is between integral types with the same precision.
24347 2008-01-12 Jan Hubicka <jh@suse.cz>
24350 * invoke.texi (max-inline-recursive-depth): Fix default value.
24352 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24354 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24357 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24359 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24361 2008-01-11 James E. Wilson <wilson@specifix.com>
24364 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24366 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24368 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24369 save/restore frame pointer register and don't use 'call-prologues'
24370 optimization in function with "OS_task" attribute.
24372 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24374 PR middle-end/31309
24375 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24376 when copying to memory.
24378 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24380 PR rtl-optimization/30905
24381 * cfgcleanup.c: Include dce.h
24382 (crossjumps_occured): New global variable.
24383 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24384 If something changed, set crossjumps_occured to true.
24385 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24386 Don't add/remove fake edges to exit here...
24387 (cleanup_cfg): ...but do it here, when crossjumping.
24388 Run a fast DCE when successful crossjumps occured in the latest
24389 iteration of try_optimize_cfg.
24391 2008-01-11 Richard Guenther <rguenther@suse.de>
24393 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24394 (struct vn_unary_op_s): Likewise.
24395 (vn_reference_insert): Free old reference on hash collision.
24397 2008-01-10 Raksit Ashok <raksit@google.com>
24399 PR rtl-optimization/27971
24400 * combine.c (find_split_point): Split PLUS expressions which are
24401 inside a MEM rtx, and whose first operand is complex.
24403 2008-01-10 DJ Delorie <dj@redhat.com>
24405 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24406 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24407 (m32c_hard_regno_ok): Call the underlying function.
24409 2008-01-10 Richard Guenther <rguenther@suse.de>
24411 PR middle-end/34683
24412 * tree-cfg.c (tree_merge_blocks): Do not go through the
24413 full-blown folding and stmt updating path if we just deal
24414 with virtual operands.
24415 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24416 test for abnormal SSA_NAMEs.
24418 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24420 PR middle-end/34641
24421 * reload.c (push_reload): Add assertions. All constants from
24422 reg_equiv_constant should have been used for replacing the respective
24424 (find_reloads_address): Invoke find_reloads_address_part for
24425 constant taken from the reg_equiv_constant array.
24427 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24429 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24430 field (valnum) the first in the struct. Replace bools with
24433 2008-01-10 Richard Guenther <rguenther@suse.de>
24435 PR tree-optimization/34651
24436 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24437 types and ordering for masking and converting.
24439 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24441 PR tree-optimization/34017
24442 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24443 also for PHI_NODE expressions.
24445 2008-01-09 Jan Hubicka <jh@suse.cz>
24447 PR tree-optimization/34708
24448 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24449 based on number of case labels.
24450 (init_inline_once): Remove switch_cost.
24451 * tree-inline.h (eni_weights_d): Remove switch_cost.
24453 2008-01-09 Richard Guenther <rguenther@suse.de>
24454 Andrew Pinski <andrew_pinski@playstation.sony.com>
24456 PR middle-end/30132
24457 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24458 temporary if an rvalue is ok or an lvalue is not required.
24460 2008-01-09 Richard Guenther <rguenther@suse.de>
24462 PR middle-end/34458
24463 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24464 adjust return type.
24466 2008-01-09 Richard Guenther <rguenther@suse.de>
24468 PR middle-end/34679
24469 * tree.c (host_integerp): Check for sizetype only if the
24470 type is an integer type.
24472 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24475 * opts.c (decode_options): Disable inlining of functions called
24476 once if not in unit-at-a-time mode.
24478 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24480 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24482 2008-01-08 Richard Guenther <rguenther@suse.de>
24484 PR middle-end/31863
24485 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24486 out early if the result will be unused.
24488 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24493 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24494 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24497 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24499 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24500 for vectorization tuned.
24502 2008-01-08 Richard Guenther <rguenther@suse.de>
24504 PR tree-optimization/34683
24505 * tree-ssa-operands.c (operand_build_cmp): Export.
24506 * tree-ssa-operands.h (operand_build_cmp): Declare.
24507 * tree-vn.c (vuses_compare): Remove.
24508 (sort_vuses): Use operand_build_cmp.
24509 (sort_vuses_heap): Likewise.
24510 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24511 to re-use old VEC if available. Do not sort already sorted VUSEs.
24512 (vdefs_to_vec): Do not sort already sorted VDEFs.
24514 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24516 PR middle-end/34694
24517 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24519 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24522 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24523 limitations of reciprocal sequences on x86 targets.
24525 2008-01-08 Richard Guenther <rguenther@suse.de>
24527 PR tree-optimization/34683
24528 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24530 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24533 * config/darwin.c (darwin_mergeable_string_section): Don't use
24534 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24536 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24539 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24540 negxf2. Macroize expander using X87MODEF mode iterator. Change
24541 predicates of op0 and op1 to register_operand.
24542 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24543 expander using X87MODEF mode iterator. Change predicates of
24544 op0 and op1 to register_operand.
24545 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24546 corresponding patterns and macroize using MODEF macro. Change
24547 predicates of op0 and op1 to register_operand and remove
24548 "m" constraint. Disparage "r" alternative with "!".
24549 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24550 macroize using X87MODEF macro. Change predicates of op0 and op1
24551 to register_operand and remove "m" constraint. Disparage "r"
24552 alternative with "!".
24553 (absneg splitter with memory operands): Remove.
24554 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24555 patterns and macroize using X87MODEF mode iterator.
24556 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24557 Change predicate of op1 to register_operand.
24558 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24559 for memory operands.
24561 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24563 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24565 2008-01-07 Richard Guenther <rguenther@suse.de>
24567 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24570 2008-01-07 Richard Guenther <rguenther@suse.de>
24572 PR tree-optimization/34683
24573 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24574 VOPs of the needed size to save memory. Use VEC_quick_push
24575 to save compile-time.
24576 (vdefs_to_vec): Likewise.
24578 2008-01-07 Sa Liu <saliu@de.ibm.com>
24580 * config/spu/spu.md (divdf3): Genetate inline code for double
24581 division. The implementation doesn't handle INF or NAN, therefore it
24582 only applies when -ffinite-math-only is given.
24584 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24587 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24588 * doc/cpp.texi ([Common Predefined Macros]): Document.
24590 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24592 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24593 order to use commutative addition instead of subtraction.
24595 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24596 Mircea Namolaru <namolaru@il.ibm.com>
24597 Vladimir Yanovsky <yanov@il.ibm.com>
24598 Revital Eres <eres@il.ibm.com>
24600 PR tree-optimization/34263
24601 * tree-outof-ssa.c (process_single_block_loop_latch,
24602 contains_tree_r): New functions.
24603 (analyze_edges_for_bb): Call process_single_block_loop_latch
24604 function to empty single-basic-block latch block if possible.
24606 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24608 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24610 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24612 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24614 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24616 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24618 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24620 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24622 PR tree-optimization/34618
24623 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24626 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24629 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24630 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24631 Update copyright year.
24633 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24634 Update copyright year.
24635 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24638 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24640 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24641 edge does not point to current bb before changing need_assert.
24643 2008-01-04 Richard Guenther <rguenther@suse.de>
24645 PR middle-end/34029
24646 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24647 for verifying purposes if they are is_gimple_min_invariant.
24649 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24651 PR tree-optimization/34448
24652 PR tree-optimization/34465
24653 * gimplify.c (gimplify_init_constructor): Add new parameter
24654 notify_temp_creation. Use it.
24655 (gimplify_modify_expr_rhs): Take volatiles into account when
24656 optimizing constructors.
24657 Do not optimize constructors if gimplify_init_constructor will dump to
24659 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24660 * gcc.c-torture/compile/pr34448.c: New.
24662 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24664 PR gcov-profile/34609
24665 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24666 return_slot if result is TREE_ADDRESSABLE.
24668 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24670 * config/mips/mips.md (sqrt_condition): Tweak comment.
24671 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24673 2008-01-03 Tom Tromey <tromey@redhat.com>
24676 * c-common.c (c_type_hash): Handle VLAs.
24678 2008-01-03 Jan Hubicka <jh@suse.cz>
24680 PR tree-optimization/31081
24681 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24682 0 when inlining and not inlining to first basic block.
24683 (remap_decl): When var is initialized to 0, don't set default_def.
24684 (expand_call_inline): Set entry_bb.
24685 * tree-inline.h (copy_body_data): Add entry_bb.
24687 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24690 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24693 PR tree-optimization/29484
24694 * tree-inline.c (inline_forbidden_p_2): New function.
24695 (inline_forbidden_p): Disallow inlining if some static var
24696 has an address of a local LABEL_DECL in its initializer.
24697 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24700 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24702 PR tree-optimization/34635
24703 * tree-data-ref.c (add_other_self_distances): Make sure that the
24704 evolution step is constant.
24706 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24708 PR middle-end/34608
24709 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24711 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24713 * tree-sra.c (scalarize_init): Insert the generate_element_init
24714 statements after the generate_element_zero statements.
24716 2008-01-02 Richard Guenther <rguenther@suse.de>
24718 PR middle-end/34093
24719 PR middle-end/31976
24720 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24721 for very large number of operands instead of ICEing.
24723 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24726 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24727 while stack probing.
24729 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24731 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24734 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24736 PR libmudflap/26442
24737 * tree-mudflap.c (mx_register_decls): Guard warning by
24738 !DECL_ARTIFICIAL check.
24740 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24742 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24743 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24744 sse5_perm<mode>): Fix constraints.