1 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4 * expr.c (count_type_elements): Handle ERROR_MARK.
6 2008-10-07 Jakub Jelinek <jakub@redhat.com>
11 * basic-block.h (struct edge_def): Add goto_block field.
12 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
13 one insn with locus corresponding to edge's goto_locus if !optimize.
14 * profile.c (branch_prob): Copy edge's goto_block.
15 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
17 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
18 locator in between the merged basic blocks if !optimize and needed.
19 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
20 goto_locus into RTL locator. For unconditional jump use that
21 locator for the jump insn.
22 (expand_gimple_cond): Convert goto_block and goto_locus into
23 RTL locator for all remaining edges. For unconditional jump
24 use that locator for the jump insn.
25 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
26 there is more than one edge or insn locator along the forwarding
27 edges and !optimize. If there is just one, set e->goto_locus.
28 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
30 (move_block_to_fn): Adjust edge's goto_block.
32 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
35 * expmed.c (expand_mult): Properly check DImode constant in
38 2008-10-07 Jakub Jelinek <jakub@redhat.com>
41 * dwarf2out.c (common_block_die_table): New variable.
42 (common_block_die_table_hash, common_block_die_table_eq): New
44 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
45 COMMON block in the current scope rather than globally. Optimize
46 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
47 DW_OP_addr SYMBOL_REF+off.
49 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
51 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
52 Return true for non-addressable GIMPLE operands.
54 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
57 * config/i386/i386.c (initial_ix86_tune_features): Remove
58 X86_TUNE_USE_BIT_TEST.
59 * config/i386/i386.h (ix86_tune_indices): Likewise.
60 (TARGET_USE_BIT_TEST): Removed.
62 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
64 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
66 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
68 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
69 (mul<mode>3_mul3): ... into this new template.
71 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
73 * gimplify.c (gimplify_arg): Add location argument. Use it.
74 (gimplify_call_expr): Pass location to gimplify_arg.
75 (gimplify_modify_expr_to_memcpy): Same.
76 (gimplify_modify_expr_to_memset): Same.
78 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
80 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
81 Update calls to build_unary_op and build_indirect_ref for location
84 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
87 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
88 * c-typeck.c (array_to_pointer_conversion): Pass location to
90 (function_to_pointer_conversion): Use error_at and warning_at.
91 (build_indirect_ref): Same.
92 (build_array_ref): Pass location to build_binary_op.
93 (parser_build_unary_op): Do not set location after calling
95 (build_unary_op): Add location argument. Use it throughout. Set
96 EXPR_LOCATION before returning new tree.
97 (build_modify_expr): Same.
98 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
100 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
101 build_indirect_ref, build_modify_expr.
102 (c_finish_omp_for): Same. Use error_at instead of error.
103 * c-common.c (c_common_truthvalue_conversion): Pass location to
105 (warn_for_div_by_zero): Add location argument.
106 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
107 build_unary_op, warn_for_div_by_zero.
108 * c-parser.c (c_parser_typeof_specifier): Use
109 protected_set_expr_location.
110 (c_parser_statement_after_labels): Same.
111 (c_parser_condition): Same.
112 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
113 (c_parser_conditional_expression): Use protected_set_expr_location.
114 (c_parser_unary_expression): Pass location to build_indirect_ref.
115 (c_parser_postfix_expression_after_primary): Pass location to
116 build_indirect_ref, build_unary_op.
117 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
119 2008-10-06 Joshua Kinard <kumba@gentoo.org>
121 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
122 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
123 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
125 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
126 (mips_issue_rate): Handle PROCESSOR_R10000.
127 * config/mips/mips.md (cpu): Add r10000.
129 * config/mips/10000.md: New file.
131 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
133 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
134 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
135 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
137 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
139 * config/darwin-protos.h (machopic_function_base_name): Delete.
140 (machopic_function_base_sym): Likewise.
141 (machopic_gen_offset): Declare.
142 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
143 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
144 * config/darwin.c (machopic_function_base_name): Delete.
145 (machopic_function_base_sym): Likewise.
146 (gen_pic_offset): Rename to...
147 (machopic_gen_offset): ...this and remove the pic_base argument.
148 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
149 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
150 crtl->uses_pic_offset_table.
151 (machopic_indirect_data_reference): Use new machopic_gen_offset
153 (machopic_legitimize_pic_address): Likewise.
154 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
156 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
157 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
158 * config/i386/i386.c (output_set_got): Likewise.
159 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
161 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
162 (legitimate_address_p): Likewise.
163 (output_pic_addr_const): Likewise.
164 (output_addr_const_extra): Likewise.
165 (ix86_delegitimize_address): Expect darwin_local_data_pic to
166 match an UNSPEC rather than a MINUS.
167 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
168 (builtin_setjmp_receiver): Use machopic_gen_offset.
169 * config/i386/predicates.md (pic_symbolic_operand): Handle
170 UNSPEC_MACHOPIC_OFFSET.
172 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
173 Use machopic_gen_offset and machopic_operand_p.
174 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
175 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
176 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
177 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
178 Set crtl->uses_pic_offset_table.
180 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
182 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
184 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
185 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
186 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
187 (constant_pool_expr_p): Use split_const and check the base.
188 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
190 (legitimate_constant_pool_address_p): Check toc_relative_p
191 instead of constant_pool_expr_p.
192 (print_operand_address): Always use output_addr_const for
193 constant pool addresses.
194 (rs6000_output_addr_const_extra): New function.
195 (create_TOC_reference): Create an UNSPEC_TOCREL instead of
198 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
202 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
203 (mark_ref_live, mark_ref_dead): Use them.
204 (def_conflicts_with_inputs_p): Remove.
205 (mark_early_clobbers): New function.
206 (process_bb_node_lives): Call preprocess_constraints and
209 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
211 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
213 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
214 lib with -mthread switch.
216 2008-10-05 Dodji Seketeli <dodji@redhat.com>
219 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
220 function in two, making it call a new and reusable
221 dwarf2out_imported_module_or_decl() that takes the containing
222 BLOCK of the declaration in argument.
223 (dwarf2out_imported_module_or_decl_real): New function.
224 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
225 IMPORTED_DECL in account.
226 * tree.def: Added IMPORTED_DECL node type.
227 * tree.h: Added accessors for IMPORTED_DECL nodes.
228 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
230 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
232 * doc/gimple.texi: Fix some typos, wrap some long lines,
233 fix some broken wraps with continuations.
234 * tree-ssa-reassoc.c: Fix comment typos.
236 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
239 * pa.c (legitimize_pic_address): Force function labels to memory in
242 2008-10-04 Anton Blanchard <anton@samba.org>
244 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
245 (rs6000_split_atomic_op): Same.
246 (rs6000_split_compare_and_swap): Same.
247 (rs6000_split_compare_and_swapqhi): Same.
249 2008-10-04 Richard Guenther <rguenther@suse.de>
251 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
252 instead of pointer equality.
253 (vn_nary_op_eq): Likewise.
255 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
257 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
259 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
260 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
262 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
264 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
265 Revert previous change.
267 2008-10-03 Tom Tromey <tromey@redhat.com>
269 * stringpool.c (ggc_alloc_string): Terminate string.
271 2008-10-03 Jakub Jelinek <jakub@redhat.com>
273 * gimplify.c (gimplify_function_tree): For -finstrument-functions
274 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
275 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
278 * gimplify.c (declare_vars): Use gimple_bind_block instead of
281 2008-10-03 Pascal Obry <obry@adacore.com>
283 * gcov.c (create_file_names): Properly handle UNIX and DOS
284 directory separators.
285 (make_gcov_file_name): Likewise + convert the ':' DOS drive
286 separator to '~' to ensure clean filenames on Windows.
288 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
290 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
291 Add a null terminator to the stripped name.
293 2008-10-02 David Edelsohn <edelsohn@gnu.org>
295 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
296 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
297 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
299 Revert SCALAR_FLOAT_MODE_P condition.
300 (function_arg): Condition on TARGET_DOUBLE_FLOAT,
302 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
305 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
307 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
309 2008-10-02 Richard Guenther <rguenther@suse.de>
312 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
313 and VECTOR_TYPE recurse with useless_type_conversion_p which
314 properly handles void pointer conversion.
316 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
319 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
320 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
322 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
324 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
325 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
326 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
327 they translate to non builtins.
328 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
329 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
330 __builtin_vec_promote, __builtin_vec_extract, and
331 __builtin_vec_insert.
332 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
333 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
334 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
335 * config/rs6000/altivec.h (vec_extract): Define
336 (vec_insert): Define.
337 (vec_splats): Define.
338 (vec_promote): Define.
340 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
341 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
342 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
344 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
346 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
347 prototype. Add new parameter, blk.
348 Use BLKmode for the MEM if blk is true.
349 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
350 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
351 ALTIVEC_BUILTIN_STVRXL.
352 Update usage of altivec_expand_lv_builtin.
353 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
354 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
355 (altivec_init_builtins): If compiling for the Cell, also define the
357 * config/rs6000/rs6000.h (rs6000_builtins): Define
358 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
359 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
360 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
361 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
362 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
363 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
364 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
365 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
366 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
367 UNSPEC_STVRX, and UNSPEC_STVRXL.
368 (altivec_lvlx): New pattern.
369 (altivec_lvlxl): New pattern.
370 (altivec_lvrx): New pattern.
371 (altivec_lvrxl): New pattern.
372 (altivec_stvlx): New pattern.
373 (altivec_stvlxl): New pattern.
374 (altivec_stvrx): New pattern.
375 (altivec_stvrxl): New pattern.
376 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
377 (vec_lvlxl): Likewise.
378 (vec_lvrx): Define if PPU is defined.
379 (vec_lvrxl): Likewise.
380 (vec_stvlx): Define if PPU is defined.
381 (vec_stvlxl): Likewise.
382 (vec_stvrx): Define if PPU is defined.
383 (vec_stvrxl): Likewise.
385 2008-10-01 Geert Bosch <bosch@adacore.com>
387 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
389 2008-10-01 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/37617
392 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
393 do not add to the NEW_SETS.
395 2008-10-01 Richard Guenther <rguenther@suse.de>
398 * tree-vrp.c (execute_vrp): If we optimized away the default
399 case make sure to promote the label that got in place of it
400 to a default case label.
402 2008-10-01 Richard Henderson <rth@redhat.com>
405 * tree-complex.c (set_component_ssa_name): Don't optimize
406 is_gimple_min_invariant values with ssa_names in abnormal phis.
408 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
410 PR tree-optimization/37662
411 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
412 commutative binary operation if they are in the wrong order and
413 fold_build2 produces non-GIMPLE.
415 2008-09-30 Jakub Jelinek <jakub@redhat.com>
417 PR tree-optimization/37662
418 PR tree-optimization/37663
419 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
420 get_value_range with non-SSA_NAME. Don't assert operands have been
421 folded, instead just bail out.
423 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
425 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
427 2008-09-30 Richard Guenther <rguenther@suse.de>
430 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
431 build restrict-qualified pointers.
432 (vectorizable_store): Move alias check later.
433 (vectorizable_load): Likewise.
435 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
437 * c-common.c (empty_if_body_warning): Remove.
438 * c-common.h (empty_if_body_warning): Remove.
439 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
440 here the -Wempty-body warning for `if' and `else' statements.
441 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
443 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
445 * config/i386/i386.opt: Add msse2avx.
447 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
448 * config/i386/linux64.h (ASM_SPEC): Likewise.
450 * doc/invoke.texi: Document -msse2avx.
452 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
454 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
456 2008-09-29 Joseph Myers <joseph@codesourcery.com>
458 * ifcvt.c (noce_emit_store_flag): If using condition from original
459 jump, reverse it if if_info->cond was reversed.
461 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
463 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
464 non-constant memory if it cannot be forced to constant memory.
465 Overhaul surrounding code and factor out common condition.
467 2008-09-29 Jeff Law <law@redhat.com>
469 * reload1.c (alter_reg): Add missing curly braces.
471 2008-09-29 Michael J. Eager <eager@eagercon.com>
473 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
475 * config/rs6000/rs6000.c (rs6000_override_options): Move
476 rs6000_init_hard_regno_mode_ok after all options changed.
477 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
478 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
479 -msimple-fpu flags. Add warning messages if single FP not configured.
480 (rs6000_file_start): Output gnu_attribute for single-float.
481 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
482 (rs6000_legitimize_address): Likewise.
483 (rs6000_legitimize_reload_address): Likewise.
484 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
486 (function_arg_advance): Likewise (partial conversion).
487 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
488 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
490 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
491 (rs6000_emit_prologue): Likewise.
492 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
494 (rs6000_libcall_value): Likewise.
495 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
496 (TARGET_DOUBLE_FLOAT): New default to 1
497 (TARGET_SIMPLE_FPU): New default to 0
498 (TARGET_SINGLE_FPU): New default to 0
499 (TARGET_SINGLE_FLOAT_MODE): New.
500 (TARGET_DOUBLE_FLOAT_MODE): New.
501 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
502 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
504 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
505 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
506 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
507 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
508 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
509 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
510 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
511 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
512 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
513 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
514 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
515 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
516 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
517 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
518 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
519 cmptf_internal1, *cmptf_internal2): Condition on
521 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
522 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
523 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
524 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
525 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
526 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
528 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
529 * config/rs6000/rs6000.opt (-msingle-float): New.
530 (-mdouble-float): New.
532 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
533 -msingle-float, -mdouble-float, -msimple-fpu options.
534 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
535 _SOFT_DOUBLE for -msingle-float.
536 * config.gcc: New config for target=powerpc-xilinx-eabi.
538 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
540 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
542 (new_scop): Take entry and exit edge to define new SCoP.
543 (sd_region_p): New structure used during SCoP detection.
544 (move_scops): Delete.
545 (move_sd_regions): New.
546 (scopdet_info): Change the definition from edges back to basic_blocks.
547 (scopdet_edge_info): Work on basic_blocks and rename to
548 scopdet_basic_block_info.
549 (split_difficult_bb): At the moment removed. We should later
550 add it at another place.
551 (build_scops_1): Work on basic_blocks.
552 (bb_in_sd_region): New.
553 (find_single_entry_edge): New.
554 (find_single_exit_edge): New.
555 (create_single_entry_edge): New.
556 (sd_region_without_exit): New.
557 (create_single_exit_edge): New.
558 (unmark_exit_edges): New.
559 (mark_exit_edges): New.
560 (create_sese_edges): New.
561 (build_graphite_scops): New.
562 (build_scops): Make SCoPs SESE.
563 (limit_scops): Use the new functions.
565 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
567 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
569 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
572 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
573 address to a register before taking the lower part.
575 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
577 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
580 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
581 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
584 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
585 the newly created variable.
586 Create a VECTOR_CST of all 1s for vector types.
588 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
591 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
593 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
595 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
596 order to convert between modes.
597 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
599 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
601 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
604 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
607 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
611 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
613 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
614 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
615 them to yield false with MIPS16.
617 2008-09-26 Jakub Jelinek <jakub@redhat.com>
620 * dwarf2out.c (tls_mem_loc_descriptor): New function.
621 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
622 mem_loc_descriptor failed. Accept UNSPEC.
623 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
624 fail if one of the loc_descriptor calls for pieces failed.
625 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
626 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
627 if loc_descriptor_from_tree_1 on offset failed.
630 * opts.c (common_handle_option): Don't call print_specific_help with
631 CL_SAVE as first argument.
633 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
634 Steve Ellcey <sje@cup.hp.com>
636 * configure: Regenerate for new libtool.
639 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
641 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
642 alias set on MEM when saving stack pointer.
643 * config/rs6000/rs6000.md (allocate_stack): Likewise
645 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
647 PR tree-optimization/37574
648 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
649 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
650 instead of vector_type for constants. Take computation out of loop.
651 (vect_get_vec_def_for_operand): Use only vectype for constant case,
652 and use only vector_type for invariant case.
653 (get_initial_def_for_reduction): Use vectype instead of vector_type.
655 2008-09-25 Jakub Jelinek <jakub@redhat.com>
658 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
659 the decl is a VAR_DECL or FUNCTION_DECL.
661 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
664 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
665 (mark_ref_live, mark_ref_dead): Use them.
666 (def_conflicts_with_inputs_p): Remove.
667 (mark_early_clobbers): New function.
668 (process_bb_node_lives): Call preprocess_constraints and
671 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
673 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
676 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
677 (ira_compress_allocno_live_ranges): New prototype.
679 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
680 (coalesced_allocnos_living_at_program_points): New.
681 (coalesced_allocnos_live_at_points_p,
682 set_coalesced_allocnos_live_points): New functions.
683 (coalesce_spill_slots): Rewrite.
685 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
686 ira_compress_allocno_live_ranges): New functions.
688 * ira-build.c (ira_flattening): Call
689 ira_compress_allocno_live_ranges.
692 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
694 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
697 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
699 * combine.c (make_compound_operation): Handle the 'E' format.
700 (count_rtxs): Likewise.
701 (update_table_tick): Likewise.
702 (get_last_value_validate): Likewise.
704 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
706 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
708 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
710 * matrix-reorg.c (transform_allocation_sites): Initializers
711 added to avoid the warning.
713 2008-09-25 Martin Jambor <mjambor@suse.cz>
715 * cgraph.c (free_nodes): New variable.
716 (NEXT_FREE_NODE): New macro.
717 (cgraph_create_node): Reuse nodes from the free list. Do not
718 update uid if doing so.
719 (cgraph_remove_node): Add the node to the free list.
721 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
723 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
725 2008-09-24 Richard Henderson <rth@redhat.com>
727 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
728 * unwind-dw2.c (execute_stack_op): Handle it.
730 2008-09-24 David Edelsohn <edelsohn@gnu.org>
733 2008-09-24 Michael J. Eager <eager@eagercon.com>
735 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
737 * c-common.c (fname_decl): New location argument.
738 * c-common.h (fname_decl): Same.
739 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
741 (c_parser_typeof_specifier): Same.
742 (c_parser_parms_list_declarator): Same.
743 (c_parser_asm_string_literal): Same.
744 (c_parser_compound_statement_nostart): Same.
745 (c_parser_label): Same.
746 (c_parser_do_statement): Same.
747 (c_parser_asm_statement): Same.
748 (c_parser_unary_expression): Same.
749 (c_parser_sizeof_expression): Same.
750 (c_parser_postfix_expression): Same.
751 (c_parser_pragma): Same.
752 (c_parser_omp_clause_collapse): Same.
753 (c_parser_omp_clause_num_threads): Same.
754 (c_parser_omp_clause_schedule): Same.
755 (c_parser_omp_all_clauses): Same.
756 (c_parser_omp_sections_scope): Same.
757 (c_parser_omp_for_loop): Same. Pass condition's location to
758 c_objc_common_truthvalue_conversion.
759 (c_parser_enum_specifier): Remove comment.
761 2008-09-24 Michael J. Eager <eager@eagercon.com>
763 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
765 * config/rs6000/rs6000.c (rs6000_override_options): Move
766 rs6000_init_hard_regno_mode_ok after all options changed.
767 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
768 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
769 -msimple-fpu flags. Add warning messages if single FP not configured.
770 (rs6000_file_start): Output gnu_attribute for single-float.
771 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
772 (rs6000_legitimize_address): Likewise.
773 (rs6000_legitimize_reload_address): Likewise.
774 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
776 (function_arg_advance): Likewise.
777 (function_arg): Likewise.
778 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
779 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
781 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
782 (rs6000_emit_prologue): Likewise.
783 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
785 (rs6000_libcall_value): Likewise.
786 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
787 (TARGET_DOUBLE_FLOAT): New default to 1
788 (TARGET_SIMPLE_FPU): New default to 0
789 (TARGET_SINGLE_FPU): New default to 0
790 (TARGET_SINGLE_FLOAT_MODE): New.
791 (TARGET_DOUBLE_FLOAT_MODE): New.
792 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
793 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
795 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
796 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
797 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
798 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
799 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
800 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
801 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
802 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
803 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
804 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
805 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
806 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
807 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
808 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
809 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
810 cmptf_internal1, *cmptf_internal2): Condition on
812 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
813 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
814 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
815 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
816 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
817 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
819 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
820 * config/rs6000/rs6000.opt (-msingle-float): New.
821 (-mdouble-float): New.
823 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
824 -msingle-float, -mdouble-float, -msimple-fpu options.
825 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
826 _SOFT_DOUBLE for -msingle-float.
827 * config.gcc: New config for target=powerpc-xilinx-eabi.
829 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
831 * config/sparc/constraints.md: New file.
832 * config/sparc/sparc.md: Include it.
833 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
834 (sparc_extra_constraint_check): Delete.
835 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
836 (memory_ok_for_ldd): New predicate.
837 (sparc_extra_constraint_check): Delete.
838 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
839 (CONST_OK_FOR_LETTER_P): Likewise.
840 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
841 (EXTRA_CONSTRAINT): Likewise.
843 2008-08-23 Steve Ellcey <sje@cup.hp.com>
845 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
847 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
849 * alias.c (find_base_value): Use FIND_BASE_TERM.
850 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
852 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
854 * config/i386/i386.c: Include cselib.h.
855 (ix86_pic_register_p): New function.
856 (ix86_delegitimize_address): Use it to check for the PIC register.
858 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
860 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
861 * config/i386/i386.c (ix86_find_base_term): Don't check for
862 SYMBOL_REF and LABEL_REF.
864 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
866 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
867 constant PLUS in a CONST.
869 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
871 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
872 check for sibcall support for w64.
874 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
876 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
878 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
880 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
881 parser_build_binary_op.
882 * c-decl.c (build_enumerator): Pass location to build_binary_op.
883 * c-typeck.c (build_array_ref): Same.
884 (parser_build_unary_op): New location argument.
885 (pointer_diff): Pass location to build_binary_op,
886 c_objc_common_truthvalue_conversion.
887 (build_modify_expr): Same.
888 (build_unary_op): New location argument.
889 (build_binary_op): New location argument.
890 (c_objc_common_truthvalue_conversion): Pass location to
891 c_*common_truthvalue_conversion.
892 * c-convert.c (convert): Same.
893 * c-common.c (binary_op_error): New location argument.
894 (pointer_int_sum): Pass location to build_binary_op.
895 (c_common_truthvalue_conversion): New location argument.
896 (warn_for_sign_compare): Same.
897 * c-common.h: Add location argument to c_common_truthvalue_conversion,
898 binary_op_error, build_binary_op, warn_for_sign_compare.
899 * c-parser.c (c_parser_condition): Pass location to
900 c_*common_truthvalue_conversion.
901 (c_parser_conditional_expression): Save condition's location and pass
903 (c_parser_binary_expression): Same, but for the binary operator's
905 (c_parser_omp_for_loop): Pass location to
906 c_objc_common_truthvalue_conversion.
908 2008-09-23 Martin Jambor <mjambor@suse.cz>
910 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
911 (cgraph_node_remove_callees): New temporary f. Hold the next item
913 (cgraph_node_remove_callers): Likewise.
915 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
916 (ipa_node_removal_hook): Likewise.
918 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
919 gimple_call_copy_skip_args and moved to the gimple_call section.
920 * gimple.c (gimple_copy_call_skip_args): Renamed to
921 gimple_call_copy_skip_args. Changed al users.
923 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
925 * ira-color.c (start_allocno_priorities): Rename to
926 setup_allocno_priorities. Use costs and
927 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
928 range lengths. Get rid off doubles.
929 (ira_fast_allocations): Call start_allocno_priorities.
931 2008-09-22 David Daney <ddaney@avtrex.com>
934 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
935 register if TARGET_LONG_CALLS.
937 2008-09-22 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/37145
940 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
941 value-numbering union accesses with their offset and size only.
942 (visit_reference_op_load): Fix simplification of inserted conversions.
943 * tree-ssa-pre.c (find_or_generate_expression): Do not
944 recursively generate expressions if running FRE.
946 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
948 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
949 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el,
950 *baddu_di<mode>): New patterns.
952 2008-09-22 Richard Guenther <rguenther@suse.de>
954 PR tree-optimization/37145
955 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
956 (phi_translate_1): Constant fold references.
958 2008-09-22 Ira Rosen <irar@il.ibm.com>
960 PR tree-optimization/37482
961 * tree-vectorizer.h (struct _slp_instance): Add new field.
962 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
963 (get_earlier_stmt): New function.
964 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
966 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
967 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
968 asserts that GSI points to the scalar statement being vectorized.
969 Set new statement location according to GSI.
970 (vect_schedule_slp_instance): Use GSI of
971 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
973 2008-09-21 Jan Hubicka <jh@suse.cz>
975 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
976 (ipcp_insert_stage): Update dead_nodes bitmap.
978 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
981 * config/i386/t-cygming (SHLIB_LC): Remove.
982 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
983 * config/i386/t-cygwin (SHLIB_LC): Specify all required
986 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
990 * final.c (mark_symbol_ref_as_used): New helper function.
991 (output_operand): Instead of just looking inside MEMs for
992 SYMBOL_REFs, use new helper function and for_each_rtx.
993 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
994 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
995 Make head comment more general.
996 * config/darwin.c (machopic_output_indirection): Handle weak
997 references here, like in assemble_external.
999 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1001 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1002 (sparc_emit_float_lib_cmp): Change return type.
1003 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1004 (gen_compare_operator): New function.
1005 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1006 the comparison sequence. Minor tweaks.
1007 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1008 that the final operator and the result of sparc_emit_float_lib_cmp
1009 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1010 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1011 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1012 result of sparc_emit_float_lib_cmp match for software TFmode.
1013 (movqicc, movhicc, movsicc, movdicc): Merge into...
1014 (mov<I:mode>cc): ...this.
1015 (movsfcc, movdfcc, movtfcc): Merge into...
1016 (mov<F:mode>cc): ...this.
1017 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1019 (mov<I:mode>_cc_v9): ...this.
1020 (movdi_cc_sp64_trunc): Delete.
1021 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1022 movdi_cc_reg_sp64): Merge into...
1023 (mov<I:mode>_cc_reg_sp64): ...this.
1024 (movsf_cc_sp64): Rename into...
1025 (movsf_cc_v9): ...this.
1026 (movdf_cc_sp64): Rename into...
1027 (movdf_cc_v9): ...this.
1028 (movtf_cc_hq_sp64): Rename into...
1029 (movtf_cc_hq_v9): ...this.
1030 (movtf_cc_sp64): Rename into...
1031 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1033 2008-09-21 Diego Novillo <dnovillo@google.com>
1035 * doc/gccint.texi: Include generic.texi and gimple.texi.
1037 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1038 (GIMPLE): Move to gimple.texi.
1039 (Annotations): Remove references to to stmt_ann_t and
1041 (SSA Operands): Rename from 'Statement Operands'.
1042 * doc/generic.texi: New.
1043 * doc/gimple.texi: New.
1044 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and
1046 * Makefile.in (TEXI_GCCINT_FILES):
1047 * gimple.c (gimple_copy_call_skip_args): Rename from
1048 giple_copy_call_skip_args. Update all users.
1049 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1051 2008-09-21 Ira Rosen <irar@il.ibm.com>
1053 PR tree-optimization/37539
1054 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1055 statement in related statement field only for the first load of the
1056 group of loads with the same data reference.
1058 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1060 * config/mips/mips.h (TUNE_OCTEON): New macro.
1061 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1062 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1063 * config/mips/octeon.md: New file.
1064 * config/mips/mips.md: Include octeon.md. Restore
1065 semi-alphabetical order of include files.
1067 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1070 * config/i386/i386.md (*jcc_fused_1): Removed.
1071 (*jcc_fused_2): Likewise.
1072 (*jcc_fused_3): Likewise.
1073 (*jcc_fused_4): Likewise.
1075 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1077 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1078 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1079 * target.h (gcc_target): Add ira_cover_classes.
1080 * ira.c: Remove IRA_COVER_CLASSES guards.
1081 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1082 instead of IRA_COVER_CLASSES.
1083 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1084 (setup_class_translate): Likewise.
1085 (setup_reg_class_intersect_union): Likewise.
1086 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1087 test of targetm.ira_cover_classes.
1088 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1089 of IRA_COVER_CLASSES.
1090 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1091 (TARGET_INITIALIZER): Include it.
1092 * targhooks.h (default_ira_cover_classes): Declare.
1093 * targhooks.c (default_ira_cover_classes): New function.
1095 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1097 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1099 2008-09-19 Ian Lance Taylor <iant@google.com>
1101 * varasm.c (narrowing_initializer_constant_valid_p): Return
1102 NULL_TREE if ENDTYPE is not an integer.
1104 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1107 * tree-ssa.c (execute_update_addresses_taken): Also update
1108 DECL_GIMPLE_REG_P for vector and complex types.
1110 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1111 Jan Hubicka <jh@suse.cz>
1114 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1115 empty before freeing them.
1116 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1118 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1120 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1121 * config/xtensa/predicates.md (tls_symbol_operand): New.
1122 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1123 (TARGET_CANNOT_FORCE_MEM): Define.
1124 (xtensa_tls_symbol_p): New.
1125 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1126 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1127 (xtensa_tls_module_base): New.
1128 (xtensa_call_tls_desc): New.
1129 (xtensa_legitimize_tls_address): New.
1130 (xtensa_legitimize_address): Handle TLS symbols.
1131 (xtensa_tls_referenced_p_1): New.
1132 (xtensa_tls_referenced_p): New.
1133 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1135 (XTENSA_BUILTIN_THREAD_POINTER): New.
1136 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1137 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1138 builtin. Add declarations for __builtin_thread_pointer and
1139 __builtin_set_thread_pointer.
1140 (xtensa_fold_builtin): Recognize new builtins.
1141 (xtensa_expand_builtin): Expand new builtins.
1142 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1143 (TARGET_THREADPTR): Define.
1144 (HAVE_AS_TLS): Define default value.
1145 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1146 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1147 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1148 (UNSPECV_SET_TP): New.
1149 (sym_TPOFF, sym_DTPOFF): New.
1150 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1151 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1152 * configure: Regenerated.
1154 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1157 * config/ia64/ia64.c (ia64_optimization_options): Move
1158 checking and setting flag_schedule_insns_after_reload and
1159 ia64_flag_schedule_insns2 back to ...
1160 (ia64_override_options): Here.
1162 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1165 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1166 zero extend count after the correction to it is done.
1167 (doloop_optimize): Update call to doloop_modify, don't zero extend
1170 2008-09-18 Martin Jambor <mjambor@suse.cz>
1172 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1174 * ipa-prop.c: Correct comments.
1175 * ipa-prop.h: Likewise.
1177 2008-09-18 Jan Hubicka <jh@suse.cz>
1180 * ipa-reference.c (ipa_reference_local_vars_info_d,
1181 ipa_reference_global_vars_info_d,
1182 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1183 ipa_reference_vars_info_t): Move here from ipa-reference.h
1184 (node_duplication_hook_holder, node_removal_hook_holder): New.
1185 (get_reference_vars_info_from_cgraph): Rename to ...
1186 (get_reference_vars_info): ... this one, use cgraph uids.
1187 (get_local_reference_vars_info, get_global_reference_vars_info):
1188 Use cgraph instead of decl.
1189 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1191 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1192 ipa_reference_get_written_global,
1193 ipa_reference_get_not_written_global): Use cgraph argument.
1194 (check_call): Simplify avail check.
1195 (scan_stmt_for_static_refs): Update.
1196 (propagate_bits): Update.
1197 (merge_callee_local_info): Remove.
1198 (init_function_info): Use cgraph nodes.
1199 (clean_function_local_data): Break out from ...
1200 (clean_function): ... here.
1201 (copy_local_bitmap, copy_global_bitmap): New functions.
1202 (duplicate_node_data, remove_node_data): New functions.
1203 (generate_summary): Register hooks; use visibility instead of
1205 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1206 * ipa-reference.h (ipa_reference_local_vars_info_d,
1207 ipa_reference_global_vars_info_d,
1208 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1209 ipa_reference_vars_info_t): Move to ipa-reference.c
1210 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1212 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1213 ipa_reference_get_not_read_global,
1214 ipa_reference_get_not_written_global): Update prototype.
1215 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1216 (init_state): Remove.
1217 (node_duplication_hook_holder, node_removal_hook_holder): New.
1218 (get_function_state, set_function_state): Use VECtor.
1219 (analyze_function): Check body availability.
1220 (add_new_function): Likewise.
1221 (duplicate_node_data, remove_node_data): New.
1222 (generate_summary): Register hooks; do not care about clones.
1223 (propafate): Do not care about clones; recursive functions are
1225 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1226 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1227 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1229 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1230 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1231 Update call of ipa-reference accesors.
1233 2008-09-18 Simon Baldwin <simonb@google.com>
1235 * c-opts.c (c_common_handle_option): Add handling for
1236 -Wbuiltin-macro-redefined command line option.
1237 * c.opt: Added builtin-macro-redefined option.
1238 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1241 2008-09-18 Richard Guenther <rguenther@suse.de>
1243 PR tree-optimization/37258
1244 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1245 and signedness for integral types.
1246 (vn_phi_eq): Require compatible types.
1248 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1251 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1252 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1254 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1255 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1256 ggc_free other TREE_LIST nodes from that chain.
1257 * function.c (instantiate_decls): Instantiate also DECL_RTL
1258 of vars in cfun->local_decls, free that list afterwards.
1260 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1262 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1263 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1265 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1267 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1268 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1270 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1272 PR tree-optimization/37102
1273 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1274 from a node. Check to see if another PHI is dead.
1275 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1276 remove real PHIs which have no uses.
1277 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1279 2008-09-18 Richard Guenther <rguenther@suse.de>
1282 * tree-cfg.c (remove_useless_stmts_1): Remove
1283 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1285 2008-09-18 Nick Clifton <nickc@redhat.com>
1287 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1288 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1289 to frv_secondary_reload_class.
1290 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1291 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1292 (frv_secondary_reload_class): Omit unused parameter.
1293 (frv_secondary_reload): New function. Handle the case when
1294 secondary_reload_class() is called before the reload_(in|out)
1295 _optabs have been initialised.
1296 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1298 * config/frv/frv.md: Define an exclusion set between fr550_m0
1301 2008-09-18 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/37456
1304 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1305 want to insert after ends a BB insert on the single fallthru
1308 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1311 Mention -march=z9-109, z9-ec and z10.
1313 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1315 PR rtl-optimization/37544
1316 * regrename.c (maybe_mode_change): Exit early when copy_mode
1317 is narrower than orig_mode and narrower than new_mode.
1319 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1322 * sched-int.h (struct _haifa_insn_data): Remove unused field
1325 * sched-rgn.c (ref_counts): Remove.
1326 (insn_referenced): New static variable.
1327 (INSN_REF_COUNT): Remove.
1328 (sched_run_compute_dependencies): Use insn_referenced instead of
1330 (add_branch_dependences): Likewise. Delete dead assignment.
1332 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1334 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1335 consumer is an asm. Add comment why this is important.
1336 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1337 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around
1340 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1342 * expr.c (emit_group_store): Do not shift before moving via a
1345 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1347 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1348 from aggregate to non-aggregate type if the bit pattern is not fully
1349 preserved afterwards.
1351 2008-09-17 Richard Guenther <rguenther@suse.de>
1353 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1354 (verify_gimple_assign): ... this. Split into ...
1355 (verify_gimple_assign_unary): ... this,
1356 (verify_gimple_assign_binary): ... that,
1357 (verify_gimple_assign_single): ... and this.
1358 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1359 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1360 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1361 (verify_types_in_gimple_reference): Be forgiving with
1363 (verify_gimple_phi): Deal with virtual operands.
1365 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1367 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1369 * tree.c (get_callee_fndecl): Don't call the language hook.
1370 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1371 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1372 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1374 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1376 * tree.c (protected_set_expr_location): Don't unnecessarily
1377 check for error_mark_node.
1379 2008-09-17 Art Haas <ahaas@impactweather.com>
1381 * ipa-reference.c (analyze_function): Declare step only if
1382 ENABLE_CHECKING is defined.
1384 2008-09-17 Jan Hubicka <jh@suse.cz>
1387 * tree.h (DECL_INLINE): remove.
1388 (DECL_DECLARED_INLINE_P): Update docs.
1389 (DECL_NO_INLINE_WARNING_P): new.
1390 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1391 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1393 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1394 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1397 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1400 2008-09-17 Jan Hubicka <jh@suse.cz>
1402 * ipa-reference.c (ipa_obstack): Remove.
1403 (local_info_obstack, global_info_obstack): New.
1404 (add_static_var): We now handle variables only.
1405 (mark_address_taken, mark_load, mark_store): New functions based on ...
1406 (check_operand): ... remove.
1407 (get_asm_stmt_operands): Rename to ...
1408 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1409 (scan_stmt_for_static_refs): Rewrite.
1410 (scan_op_for_static_refs): Rename to ...
1411 (scan_initializer_for_static_refs): do not look for VAR_DECL
1412 initializers; stop recursion on types and decls.
1413 (ipa_init): Use proper obstacks.
1414 (analyze_variable): Use scan_initializer_for_static_refs.
1415 (init_function_info): Use local obstack.
1416 (analyze_function): Simplify.
1417 (add_new_function): We don't need visited_nodes obstack.
1418 (generate_summary): Use proper obstacks; cleanup after propagation.
1420 2008-09-17 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/37491
1424 * alias.c (get_alias_set): Use the canonical type.
1425 * tree-vect-transform.c (vectorizable_store): Use the type of
1426 the lhs for the vector type. Adjust checking.
1427 (vectorizable_load): Adjust checking.
1429 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1430 Adam Nemet <anemet@caviumnetworks.com>
1432 PR rtl-optimization/37483
1433 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1434 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1435 Rearrange code to better match the original comment. Check
1436 t_unconditional first. Improve comment.
1438 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1441 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1442 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1445 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1446 GIMPLE_TRY if cleanup sequence is empty.
1448 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1451 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1452 eliminate IV if the cost are the same.
1454 2008-09-16 Richard Guenther <rguenther@suse.de>
1457 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1460 2008-09-16 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/37508
1463 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1465 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1467 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1469 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1471 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1472 use gen_floatdidf2 directly.
1473 (floatunssidf2): Likewise.
1474 (floatsidf_ppc64_mfpgpr): Remove.
1475 (floatsidf_ppc64): Remove.
1476 (floatunssidf_ppc64): Remove.
1478 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1480 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1481 rather than update_cost_queue.
1483 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1484 in every call starting with the second one, instead of only when
1485 alias_bitmap_obstack.elements != NULL.
1487 * tree-predcom.c (filter_suitable_components): Free all refs in
1488 act->refs vector before calling release_component.
1489 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1491 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1493 * tree-loop-linear.c (linear_transform_loops): Initialize
1494 lambda_obstack only after calling perfect_loop_nest_depth.
1495 Goto free_and_continue instead of just continue for later failures.
1498 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1501 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1503 2008-09-14 Andreas Schwab <schwab@suse.de>
1505 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1507 2008-09-14 Jan Hubicka <jh@suse.cz>
1509 * invoke.texi (-fconserve-stack): Document.
1510 * opts.c (decode_options): Handle conserve_stack.
1511 * common.opt (fconvserve_stack): New.
1513 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1515 * config.host: Add x-aix to host_xmake_file.
1516 * config/rs6000/t-aix52: Do not override LDFLAGS.
1517 * config/rs6000/x-aix: New file.
1519 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1525 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1526 is not recognized as a valid register usage. Allow REG_X to be used
1528 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1529 forces a reload when using a base register.
1531 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1533 * config/i386/cygming-crtend.c (register_frame_ctor): If
1534 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1535 directly with atexit.
1536 (deregister_frame_ctor): Rename to ...
1537 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1538 if !DEFAULT_USE_CXA_ATEXIT.
1540 2008-09-13 Jan Hubicka <jh@suse.cz>
1542 * cgraph.c: Include value-prof.h
1543 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1545 2008-09-13 Jan Hubicka <jh@suse.cz>
1548 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1549 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1550 tree_gen_one_value_profiler, tree_gen_average_profiler,
1551 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1553 2008-09-13 Jan Hubicka <jh@suse.cz>
1555 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1556 too many bytes on misalligned blocks.
1558 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1560 * doc/cfg.texi: Fix some typos.
1561 * doc/extend.texi: Likewise.
1562 * doc/install.texi: Likewise.
1563 * doc/invoke.texi: Likewise.
1564 * doc/rtl.texi: Likewise.
1565 * doc/tree-ssa.texi: Likewise.
1567 2008-09-13 Richard Guenther <rguenther@suse.de>
1570 * tree-nested.c (finalize_nesting_tree_1): Generate valid
1571 gimple stores for memory rhs.
1573 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
1575 PR rtl-optimization/37489
1576 * cse.c (fold_rtx): Don't return const_true_rtx for float
1577 compare if FLOAT_STORE_FLAG_VALUE is undefined.
1579 2008-09-13 Jan Hubicka <jh@suse.cz>
1581 PR tree-optimization/37392
1582 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
1584 2008-09-13 Martin Jambor <mjambor@suse.cz>
1585 Jan Hubicka <jh@suse.cz>
1587 * cgraph.c (free_edges): New variable.
1588 (NEXT_FREE_EDGE): New macro.
1589 (cgraph_free_edge): New function.
1590 (cgraph_remove_edge): Call cgraph_remove_edge_1.
1591 (cgraph_node_remove_callees): Likewise.
1592 (cgraph_node_remove_callers): Likewise.
1593 (cgraph_create_edge): Reuse edges from the free list. Do not
1594 update uid if doing so.
1595 (cgraph_remove_*_hook): Add free call.
1597 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
1599 * ira-color.c (conflict_allocno_vec): Delete.
1600 (update_cost_queue_elem): New structure.
1601 (update_cost_queue): New variable.
1602 (update_cost_queue_tail): Likewise.
1603 (update_cost_queue_elems): Likewise.
1604 (allocno_update_cost_check): Delete.
1605 (initiate_cost_update): Allocate update_cost_queue_elems
1606 instead of allocno_update_cost_check.
1607 (finish_cost_update): Update the free()s accordingly.
1608 (start_update_cost): New function.
1609 (queue_update_cost): Likewise.
1610 (get_next_update_cost): Likewise.
1611 (update_copy_costs_1): Inline into...
1612 (update_copy_costs): ...here. Use a queue instead of recursive calls.
1613 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
1614 once we've established they are equal. Don't allocate update
1615 costs if there is nothing to add to them.
1616 (update_conflict_hard_regno_costs): Remove ALLOCNO and
1617 DIVISOR arguments. Use a queue instead of recursive calls;
1618 process all the allocnos in the initial queue, rather than
1620 (assign_hard_reg): Use queue_update_cost instead of
1621 conflict_allocno_vec. Queue coalesced allocnos instead
1622 of calling update_conflict_hard_regno_costs for each one.
1623 Just call update_conflict_hard_regno_costs once for the
1625 (ira_color): Remove conflict_allocno_vec handling.
1627 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1629 PR tree-optimization/37484
1630 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
1631 (save_var_name): Same.
1632 (initialize_cloog_names): Same.
1633 (initialize_cloog_names): Same.
1635 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
1637 * tree-scalar-evolution.c (set_instantiated_value): Set
1640 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
1644 * ira-build.c (common_loop_tree_node_dominator): Remove.
1645 (copy_live_ranges_to_removed_store_destinations): New function.
1646 (regno_top_level_allocno_map): Move to top level from ...
1647 (ira_flattening): ... here. Use
1648 copy_live_ranges_to_removed_store_destinations.
1650 * ira-emit.c (generate_edge_moves): Fix a comment.
1652 2008-09-12 Anatoly Sokolov <aesok@post.ru>
1655 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
1656 scratch register after 'set' pattern.
1658 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1660 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
1661 information passed to mark_reg_pointer.
1662 * explow.c (force_reg): Likewise.
1664 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1666 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
1667 when building for the celledp architecture.
1669 2008-09-12 Richard Guenther <rguenther@suse.de>
1671 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
1673 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
1675 PR rtl-optimization/37424
1676 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
1677 the regnos instead of the addresses.
1679 2008-09-11 Janis Johnson <janis187@us.ibm.com>
1681 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
1683 2008-09-11 Richard Guenther <rguenther@suse.de>
1685 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
1686 entering the weaker equivalence recording.
1688 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
1690 2008-09-11 Jeff Law <law@redhat.com>
1692 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
1693 by assign_stack_local on the IRA path for stack slot sharing
1694 as well as the non-IRA path.
1696 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/i386.h: Fix whitespace issues.
1700 2008-09-11 Martin Jambor <mjambor@suse.cz>
1702 * ipa-prop.h (struct ipa_param_flags): Removed.
1703 (struct ipa_param_descriptor): New structure.
1704 (struct ipa_node_params): ipcp_lattices, param_decls and
1705 param_flags moved to ipa_param_description.
1706 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
1707 descriptors. Renamed all users.
1708 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
1709 changed to access descriptors. Renamed all users.
1710 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
1711 to access descriptors. Renamed all users.
1712 * ipa-cp.c (ipcp_init_cloned_node): Call
1713 ipa_initialize_node_params instead of ipa_count_formal_params and
1714 ipa_create_param_decls_array.
1715 (ipcp_analyze_node): Likewise.
1716 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
1717 descriptors. Renamed all users.
1718 (ipcp_initialize_node_lattices): Remove allocation.
1719 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1720 ipa_initialize_node_params instead of ipa_count_formal_params and
1721 ipa_create_param_decls_array.
1722 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
1723 ipa_populate_param_decls, made static, added parameter info,
1724 renamed mt to node, removed allocation, changed to use
1726 (ipa_count_formal_params): Made static, added parameter info,
1728 (ipa_initialize_node_params): New function.
1729 (ipa_check_stmt_modifications): Changed to use descriptors.
1730 (ipa_detect_param_modifications): Removed allocation, changed to
1732 (ipa_note_param_call): Changed to use descriptors.
1733 (ipa_analyze_params_uses): Removed allocation.
1734 (ipa_free_node_params_substructures): Changed to use descriptors.
1735 (ipa_edge_duplication_hook): Use the unused attribute.
1736 (ipa_node_duplication_hook): Use the unused attribute, changed to
1737 use descriptors, changed to duplicate descriptors.
1739 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
1740 changed all callers. Call ipa_propagate_indirect_call_infos if doing
1741 indirect inlining. Made static.
1742 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
1743 functions called only once.
1744 (cgraph_decide_recursive_inlining): Don't call
1745 ipa_propagate_indirect_call_infos, pass new_edges to
1746 cgraph_mark_inline_edge instead.
1747 (cgraph_decide_inlining_of_small_functions): Don't call
1748 ipa_propagate_indirect_call_infos, pass new_edges to
1749 cgraph_mark_inline_edge instead.
1750 (cgraph_decide_inlining): Don't call
1751 ipa_propagate_indirect_call_infos.
1752 * ipa-prop.c: Check that vectors are allocated.
1754 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
1755 iff a new cgraph edges have been created.
1756 (cgraph_decide_inlining): New variable redo_always_inline.
1757 Flattening and always_inlining loop until callgraph stabilizes.
1758 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
1759 true iff new cgraph edges have been created.
1760 (propagate_info_to_inlined_callees): Likewise.
1761 (ipa_propagate_indirect_call_infos): Likewise.
1763 2008-09-11 Richard Guenther <rguenther@suse.de>
1765 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
1766 (set_prologue_iterations): Likewise.
1767 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1769 (vect_update_init_of_dr): Likewise.
1770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
1772 * fold-const.c (fold_unary): Do not generate calculations
1775 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
1777 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
1778 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
1779 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
1781 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
1783 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
1784 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
1785 before finalizing the changes.
1786 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
1788 (simplify_truth_ops_using_ranges): New.
1789 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
1790 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
1791 whether a simplification was made.
1792 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
1793 use a switch statement and also call simplify_truth_ops_using_ranges.
1795 2008-09-11 Jan Hubicka <jh@suse.cz>
1797 * ggc-common.c (loc_array): Make static.
1798 * dce.c (rest_of_handle_ud_dce): Free worklist.
1800 2008-09-11 Jan Hubicka <jh@suse.cz>
1802 * cgraph.c (cgraph_release_function_body): Plug memory leak on
1803 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
1804 function so we are sure we do not dangle it forever.
1805 * function.c (outer_function_chain, find_function_data): Remove.
1806 (function_context_stack): New.
1807 (push_function_context, pop_function_context): Update.
1808 * function.h (struct function): Remove pointer outer.
1809 (outer_function_chain, find_function_data): Remove.
1810 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
1812 2008-09-11 Jan Hubicka <jh@suse.cz>
1815 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
1817 2008-09-11 Jan Hubicka <jh@suse.cz>
1819 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
1821 2008-09-11 Jan Hubicka <jh@suse.cz>
1823 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
1824 (free_var_map_entry): New function.
1825 (redirect_edge_var_map_destroy): Use it.
1827 2008-09-11 Jan Hubicka <jh@suse.cz>
1830 * tree-inline.c (add_lexical_block): Replace with ...
1831 (prepend_lexical_block): ... prepend at begginig.
1832 (remap_blocks): Use it and reverse later.
1833 (expand_call_inline): Use prepend_lexical_block.
1835 2008-09-11 Jan Hubicka <jh@suse.cz>
1837 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
1839 2008-09-11 Jan Hubicka <jh@suse.cz>
1841 * function.c (free_after_compilation): Call insn_locators_free.
1842 * cfglayout.c (insn_locators_free): New function.
1843 * rtl.h (insn_locators_free): Declare.
1845 2008-09-11 Jan Hubicka <jh@suse.cz>
1847 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
1849 (cond_move_process_if_block): Update call.
1851 2008-09-11 Jan Hubicka <jh@suse.cz>
1853 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
1854 * vec.c: Include hashtab.h
1855 (vec_descriptor, ptr_hash_entry): New structures.
1856 (vec_desc_hash, vec_ptr_map): New static variables.
1857 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
1858 register_overhead, free_overhead, vec_heap_free): New functions.
1859 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
1860 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
1861 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
1864 2008-09-11 Ira Rosen <irar@il.ibm.com>
1866 PR tree-optimization/37474
1867 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
1868 length of load permutation.
1870 2008-09-11 Andreas Schwab <schwab@suse.de>
1872 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
1874 2008-09-11 Jakub Jelinek <jakub@redhat.com>
1877 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
1878 * dse.c (find_shift_sequence): Use extract_low_bits instead of
1879 simplify_gen_subreg.
1881 2008-09-11 Ira Rosen <irar@il.ibm.com>
1883 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
1886 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1889 * gimplify.c (gimplify_body): Call default_rtl_profile.
1892 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
1893 instead of tok->val.node if not expanding to something else. Handle
1894 intervening CPP_PADDING tokens.
1895 (altivec_categorize_keyword): Remove unneeded comparisons.
1897 2008-09-10 Richard Guenther <rguenther@suse.de>
1899 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
1901 2008-09-10 Richard Guenther <rguenther@suse.de>
1904 * tree-inline.c (insert_init_stmt): Make sure to not
1905 insert invalid gimple stores.
1907 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
1909 PR tree-optimization/37388
1910 * toplev.c (process_options): Fail and warn when graphite
1911 flags are used, but the compiler has not been configured
1912 with graphite libraries.
1913 * graphite.c (graphite_transform_loops): Remove printfs
1914 to dump_file for the case when graphite is not available.
1916 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
1919 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
1920 the even element into register.
1921 (ix86_expand_vector_init_general): Don't use
1922 ix86_expand_vector_init_interleave on V16QImode and V8HImode
1923 if we can't move from GPR to SSE register directly.
1925 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
1927 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
1928 not lose track of the number of NOPs needed. Number of NOPs needed
1929 for sync vs. loads workaround was switched; corrected. Run second
1930 pass for all workarounds. No NOPs needed after call insns. Change
1931 second pass to use find_next_insn_start and find_load helpers in order
1932 to properly detect parallel insns.
1933 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
1935 2008-09-10 Jan Hubicka <jh@suse.cz>
1937 * value-prof.c (gimple_ic): Fix tuplification bug.
1938 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
1941 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1943 PR tree-optimization/37353
1944 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
1945 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
1946 calls instead of cond_dead_built_in_calls.
1947 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
1948 initalize the vector only before adding first entry. Use VEC_safe_push
1949 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
1950 shrink_wrap_conditional_dead_built_in_calls call.
1952 2008-09-10 Ira Rosen <irar@il.ibm.com>
1954 PR tree-optimization/37385
1955 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
1956 argument, and use it as a vector type if not NULL.
1957 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
1959 (vect_setup_realignment): Call vect_create_data_ref_ptr with
1960 additional argument.
1961 (vectorizable_load): Likewise.
1963 2008-09-10 Jakub Jelinek <jakub@redhat.com>
1965 * config/i386/i386.md (SWI32): New mode iterator.
1966 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
1969 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
1971 PR rtl-optimization/37435
1972 * caller-save.c (insert_restore, insert_save): Check the mode by
1975 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1978 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
1980 (dw2_output_indirect_constant_1): Use unstripped name in symbol
1983 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
1985 * doc/invoke.texi (ARM Options): Correct errors in discussion
1986 of -mfloat-abi, -mhard-float, and -msoft-float.
1988 2008-09-09 Jakub Jelinek <jakub@redhat.com>
1989 Jan Hubicka <jh@suse.cz>
1992 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
1993 calling gimple_regimplify_operands on it. Iterate over all newly
1994 added statements, not just the last one.
1995 (insert_init_stmt): Insert stmt into seq first, then call
1996 gimple_regimplify_operands on it. Don't create new gimplification
1997 context, nor find referenced vars.
1999 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2002 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2003 to pointer to vector pointer.
2004 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2005 propagate_info_to_inlined_callees): Likewise.
2006 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2007 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2008 ipa_check_create_edge_args.
2009 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2010 argument to pointer to vector pointer.
2011 (cgraph_decide_inlining_of_small_function): Adjust
2012 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2016 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2017 optimizing for size, not speed.
2019 PR rtl-optimization/37408
2020 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2021 if parm is promoted.
2023 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2025 PR tree-optimization/37375
2026 * tree-scalar-evolution.c (scev_info_str): Add field
2028 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2029 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2030 set_instantiated_value): Pass instantiated_below.
2031 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2033 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2034 the definitions are not instantiated.
2036 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2037 (block_before_loop): New.
2038 * tree-data-ref.c (dr_analyze_indices): Update uses of
2040 * graphite.c (block_before_scop): New.
2041 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2042 basic block, not a loop for determining the parameters.
2043 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2045 (idx_record_params, find_params_in_bb, find_scop_parameters,
2046 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2047 to instantiate_scev.
2049 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2051 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2055 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2057 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2058 Check zero freq and increase if necessary.
2060 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2062 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2063 regno is in the right range. Add comments.
2065 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2067 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2069 * mips-tfile.c (copy_object): Cast alloca result to int *.
2070 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2072 Rename class to sclass.
2073 (read_tfile): Cast read_seek return values to proper types.
2074 Cast xcalloc return value to proper type.
2076 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2078 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2079 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2080 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2082 2008-09-09 Jan Hubicka <jh@suse.cz>
2084 * profile.c (is_edge_inconsistent): Add debug output; ignore
2085 negative count on fake edges.
2086 (is_inconsistent): Add debug output.
2088 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2090 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2092 (choose_ready): When first insn is chosen from the ready list, also
2095 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2097 PR rtl-optimization/37360
2098 * haifa-sched.c (max_issue): Do not assert that we never issue more
2099 insns than issue_rate. Add comment.
2101 2008-09-09 Richard Guenther <rguenther@suse.de>
2103 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2104 (verify_types_in_gimple_call): Rename to ...
2105 (verify_gimple_call): ... this. Enhance.
2106 (verify_types_in_gimple_cond): Remove.
2107 (verify_gimple_comparison): New function ...
2108 (verify_types_in_gimple_assign): ... split out from here.
2109 (verify_types_in_gimple_return): Rename to ...
2110 (verify_gimple_return): ... this. Enhance.
2111 (verify_types_in_gimple_switch): Rename to ...
2112 (verify_gimple_switch): ... this. Enhance.
2113 (verify_gimple_goto): New function.
2114 (verify_types_in_gimple_phi): Rename to ...
2115 (verify_gimple_phi): ... this. Enhance.
2116 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2117 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2118 (verify_types_in_gimple_seq_2): Remove cases handled in
2119 verify_types_in_gimple_stmt.
2121 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2123 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2124 (push_multiple_operation, pop_multiple_operation): Set it.
2125 (workaround_rts_anomaly): New function.
2126 (workaround_speculation): New function, broken out of bfin_reorg.
2127 (bfin_reorg): Call the new functions.
2129 2008-09-09 Richard Guenther <rguenther@suse.de>
2133 * gimplify.c (gimplify_conversion): Change conversions of
2134 non-register type to VIEW_CONVERT_EXPRs.
2135 (gimplify_addr_expr): If we need to make the operand
2136 addressable make sure to use a properly initialized
2137 temporary for that so it gets a valid gimple store.
2139 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2141 * function.h (struct function): Add function_start_locus.
2142 * cfgexpand.c (gimple_expand_cfg): Use it.
2143 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2145 2008-09-09 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/37433
2148 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2151 2008-09-09 Richard Guenther <rguenther@suse.de>
2153 PR tree-optimization/37387
2154 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2155 and bits to a common type.
2157 2008-09-09 Nick Clifton <nickc@redhat.com>
2159 * config/v850/v850.md (return): Restore frame size restriction.
2161 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2163 * c-common.c (c_expand_decl): Remove.
2164 * c-common.h (anon_aggr_type_p): Remove prototype.
2165 (DECL_ANON_UNION_ELEMS): Remove.
2166 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2167 * c-decl.c (anon_aggr_type_p): Remove.
2168 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2169 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2170 * langhooks.h (struct lang_hooks): Remove expand_decl.
2171 * langhooks.c (lhd_expand_decl): Remove.
2172 * stmt.c (expand_anon_union_decl): Remove.
2173 * tree.h (expand_anon_union_decl): Remove prototype.
2175 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2178 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2180 * config/avr/avr.md (QISI) : Define mode iterator.
2181 (negated_tst<mode>) : Redefine as split using mode macro.
2182 (reversed_tstqi): Define insn as reversed compare with zero.
2183 (reversed_tsthi): Ditto.
2184 (reversed_tstsi): Ditto.
2186 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2189 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2190 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2193 * predict.c (optimize_function_for_size_p): Don't segfault if
2195 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2196 tree_swap_operands_p): Don't test cfun != NULL before calling
2197 optimize_function_for_s*_p.
2199 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2201 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2204 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2206 * crx/crx.h (IRA_COVER_CLASSES): Define.
2208 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2211 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2212 even when a stmt has been gimple_modified_p, but after fold_stmt is
2213 not any longer. Remove unneeded may_have_exposed_new_symbols
2216 2008-09-08 Richard Guenther <rguenther@suse.de>
2218 PR tree-optimization/37421
2219 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2222 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2225 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2227 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2230 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2231 * pa-hpux10.h (LINK_SPEC): Likewise.
2232 * pa-hpux11.h (LINK_SPEC): Likewise.
2234 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2236 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2237 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2239 2008-09-07 Helge Deller <deller@gmx.de>
2241 * pa/linux-atomic.c: New file.
2242 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2243 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2245 2008-09-07 Richard Guenther <rguenther@suse.de>
2246 Ira Rosen <irar@il.ibm.com>
2248 PR tree-optimization/36630
2249 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2250 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2252 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2253 Ira Rosen <irar@il.ibm.com>
2255 PR tree-optimization/35642
2256 * config/rs6000/altivec.md (mulv8hi3): Implement.
2258 2008-09-06 Jeff Law <law@redhat.com>
2260 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2262 2008-09-06 Jan Hubicka <jh@suse.cz>
2264 PR tree-optimization/14703
2265 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2267 * passes.c (init_optimization_passes): Recompute inline parameters.
2269 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2271 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2274 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2275 Peter Fuerst <post@pfrst.de>
2277 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2278 * doc/extend.texi: Document __builtin_mips_cache.
2279 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2280 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2281 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2282 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2283 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2284 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2285 (set_push_mips_isas): New variable.
2286 (mips_r10k_cache_barrier): New variable.
2287 (cache): New availability predicate.
2288 (mips_builtins): Add an entry for __builtin_mips_cache.
2289 (mips_build_cvpointer_type): New function.
2290 (MIPS_ATYPE_CVPOINTER): New macro.
2291 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2293 (r10k_simplified_address_p, r10k_simplify_address)
2294 (r10k_uncached_address_p, r10k_safe_address_p)
2295 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2296 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2297 (r10k_insert_cache_barriers): New functions.
2298 (mips_reorg_process_insns): Delete cache barriers after a
2299 branch-likely instruction.
2300 (mips_reorg): Call r10k_insert_cache_barriers.
2301 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2302 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2303 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2304 (mips_cache, r10k_cache_barrier): New define_insns.
2306 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2308 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2309 * ira-color.c (setup_allocno_left_conflicts_num): Use
2310 hard_reg_set_equal_p instead of a comparison with
2311 ira_zero_hard_reg_set.
2312 * ira.c (setup_reg_subclasses): Likewise.
2313 (setup_cover_and_important_classes): Likewise.
2314 (setup_class_translate): Likewise.
2315 (setup_reg_class_intersect_union): Likewise.
2316 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2317 (ira_init_once): Don't initialize them.
2319 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2321 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2323 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2325 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2327 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2329 Improved branch hints, safe hints, and scheduling.
2331 * haifa-sched.c (sched_emit_insn) : Define.
2332 * sched-int.h (sched_emit_insn) : Add prototype.
2333 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2334 -mhint-max-distance -msafe-hints) : Document.
2335 * config/spu/spu.c (spu_flag_var_tracking): New.
2336 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2337 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2338 TARGET_ASM_FILE_START): Define.
2339 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2340 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2341 (spu_emit_branch_hint): Add blocks argument.
2342 (insert_branch_hints, insert_nops): Remove.
2343 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2344 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2345 spu_sched_reorder, asm_file_start): New functions.
2346 (clock_var, spu_sched_length, pipe0_clock,
2347 pipe1_clock, prev_clock_var, prev_priority,
2348 spu_ls_first, prev_ls_clock): New static variables.
2349 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2350 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2351 (nopn_nv): Add a non-volatile version of nop.
2352 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2353 -mhint-max-distance, -msafe-hints): New options.
2355 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2356 Samuel Tardieu <sam@rfc1149.net>
2358 * opts.c (decode_options): Combine nested if statements.
2361 * opts.c (decode_options): Handle more relationships among
2362 unit-at-a-time, toplevel-reorder, and section-anchors.
2364 2008-09-05 David Daney <ddaney@avtrex.com>
2366 * doc/install.texi (--enable-reduced-reflection): Document new option.
2368 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2370 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2372 (constantpool_operand): New.
2373 (move_operand): Disallow sub-word modes for the constant pool.
2374 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2375 (xtensa_secondary_reload_class): Replace with....
2376 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2377 Set icode for sub-word reloads from the constant pool.
2378 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2379 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2380 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2381 * config/xtensa/xtensa-protos.h: Update prototypes.
2383 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2385 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2386 (REG_CLASS_NAMES): Update.
2387 (REG_CLASS_CONTENTS): Update.
2388 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2389 of ALL_REGS for regs 77 and 78.
2390 * function.c (instantiate_virtual_regs_in_insn): Assert that
2391 return value of simplify_gen_subreg is not NULL.
2393 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2395 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2396 (gen_rtvec_v): Fix coding standards.
2398 2008-09-04 Jan Hubicka <jh@suse.cz>
2400 * i386.c (decide_alg): Be more conservative about optimizing for size.
2402 2008-09-04 Ian Lance Taylor <iant@google.com>
2404 * varasm.c (narrowing_initializer_constant_valid_p): New
2406 (initializer_constant_valid_p): Call it.
2408 2008-09-04 Jeff Law <law@redhat.com>
2410 * fold-const.c (native_encode_real): Fix computation of WORDS.
2411 (native_interpret_real): Likewise.
2413 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2415 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2417 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2419 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2420 that the cost is already taken into account in ira-costs.c
2422 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2424 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2425 ira_debug_copies): New.
2426 (ira_bulid): Call print_copies.
2428 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2430 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2433 * config/rs6000/rs6000.c (optimization_options): Remove check of
2434 flag_toplevel_order.
2436 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2438 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2439 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2440 second operand is a reg_imm10_operand.
2441 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2442 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2443 (*seq_<GPR:mode><GPR2:mode>): Rename to
2444 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2446 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2447 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2449 (*sne_<GPR:mode><GPR2:mode>): Rename to
2450 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2453 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2455 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2456 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2457 combining an arithmetic right shift by more than 31 and a
2458 trunction. Don't match for out-of-range shift amounts. Set
2459 attribute mode to <MODE>.
2460 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2461 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2462 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2463 shifts by less than 32.
2464 (extv): Change predicate on first operand to accept registers.
2465 Change predicate of the other operands from immediate_operand to
2466 const_int_operand. Expand exts when source is a register.
2467 (extzv): Change predicate of the constant operands from
2468 immediate_operand to const_int_operand.
2469 (extzv<mode>): Change predicate of the constant operands from
2470 immediate_operand to const_int_operand and no constraint. Also
2472 (*extzv_trunc<mode>_exts): New pattern.
2474 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2476 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2477 * config/mips/mips-protos.h (mask_low_and_shift_p,
2478 mask_low_and_shift_len): Declare.
2479 * config/mips/mips.c (mask_low_and_shift_p,
2480 mask_low_and_shift_len): New functions.
2481 (mips_print_operand): Handle new operand prefix "m".
2482 * config/mips/mips.md (*cins<mode>): New pattern.
2484 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2486 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2487 optimizing for size.
2489 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2491 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2492 regardless of epilogue_completed.
2494 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2497 * ira-lives.c (process_bb_node_lives): Check setjmp.
2499 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2502 * ira-build.c (form_loop_tree): Reverse BB walk.
2503 (create_bb_allocnos): Likewise.
2504 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2505 (mark_reg_store): Rename to...
2506 (mark_ref_live): ...this and take a df_ref argument instead of
2507 note_stores arguments. Assert that we have a register.
2508 (mark_reg_clobber): Delete.
2509 (def_conflicts_with_inputs_p): New function.
2510 (mark_reg_conflicts): Delete.
2511 (mark_reg_death): Rename to...
2512 (mark_ref_dead): ...this and take a df_ref argument instead of
2513 a register. Assert that we have a register.
2514 (process_bb_node_lives): Hoist frequency calculation out of
2515 instruction walk. Convert from a forwards scan to a backwards scan.
2516 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2517 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2518 (create_allocno_live_ranges): Don't create regs_set.
2520 2008-09-04 Ian Lance Taylor <iant@google.com>
2522 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2523 or REG_LABEL_TARGET.
2524 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2525 comparing MODE with MEM.
2526 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2527 comparing with GF_PREDICT_TAKEN.
2528 (gimple_get_lhs): Change code to enum gimple_code.
2529 (gimple_set_lhs): Likewise.
2530 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2531 * omp-low.c (find_omp_clause): Change kind parameter to enum
2533 * tree-flow.h (find_omp_clause): Update declaration.
2534 * regrename.c (clear_dead_regs): Change kind parameter to enum
2536 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2538 * see.c (see_get_extension_data): Change return type to enum
2539 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2540 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2541 (see_gen_normalized_extension): Change extension_code parameter to
2543 (see_seek_pre_extension_expr): Change extension_code to enum
2545 (see_merge_one_def_extension): Likewise.
2546 (see_handle_relevant_defs): Likewise.
2547 (see_handle_relevant_uses): Likewise.
2548 (see_analyze_one_def): Likewise.
2549 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2550 GIMPLE_ASM rather than ASM_EXPR.
2551 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2552 GIMPLE_RETURN rather than RETURN_EXPR.
2553 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2554 (evaluate_stmt): Likewise.
2555 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2556 to enum vect_relevant.
2557 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2558 compare gimple codes with tree codes.
2560 2008-09-04 Paul Brook <paul@codesourcery.com>
2562 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2564 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2566 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2567 pointer check lost in the recent no-unit-at-a-time patch.
2569 2008-09-04 Jan Hubicka <jh@suse.cz>
2572 * tree-switch-conversion.c (check_final_bb): Accept only IP
2575 2008-09-04 Jan Hubicka <jh@suse.cz>
2577 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
2579 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
2580 using_ranges argument.
2581 (vrp_evaluate_conditional): Avoid bogus warning for type range.
2582 (vrp_visit_cond_stmt): Update call of
2583 vrp_evaluate_conditional_warnv_with_ops
2585 2008-09-04 Jan Hubicka <jh@suse.cz>
2587 PR tree-optimization/37345
2588 PR tree-optimization/37358
2589 PR tree-optimization/37357
2590 * tree.c (build_function_type_skip_args): Build distinct type copy;
2592 (build_function_decl_skip_args): Set type of new decl not orig decl;
2593 clear DECL_VINDEX for methods turned into functions.
2595 2008-09-04 Nick Clifton <nickc@redhat.com>
2597 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
2598 * configure: Regenerate.
2599 * config.in: Regenerate.
2600 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
2601 alignment field, if it is supported.
2603 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
2605 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
2608 2008-09-03 David Edelsohn <edelsohn@gnu.org>
2610 * config/rs6000/rs6000.c (processor_target_table): Do not
2611 enable VMX for POWER6.
2613 2008-09-03 Anton Blanchard <anton@samba.org>
2615 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
2616 emit memory barrier before operation.
2618 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
2621 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
2622 default_elf_asm_output_external.
2624 2008-09-03 Jeff Law <law@redhat.com>
2626 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
2628 2008-09-03 Richard Henderson <rth@redhat.com>
2630 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
2631 memory barrier to below the test-and-set.
2632 (alpha_split_lock_test_and_set_12): Likewise.
2634 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2638 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
2641 * ira-color.c (print_loop_title): Use all_allocnos.
2642 (color_pass): Ditto. Don't add border_allocnos. Check that
2643 subloop allocno in the correspdoning bitmap all_allocnos.
2645 * ira-emit.c (change_loop): Use all_allocnos.
2647 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
2649 (ira_create_allocno): Set up all_allocnos bit for the created
2651 (create_cap_allocno): Remove setting mentioned_allocnos.
2652 (create_insn_allocnos): Ditto.
2653 (remove_unnecessary_allocnos): Use all_allocnos.
2654 (check_allocno_creation): Check that allocnos are in the
2655 corresponding bitmap all_allocnos.
2657 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2661 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
2662 (process_regs_for_copy): Process subregs. Refine check when cost
2663 is taken into account in ira-costs.c.
2664 (process_reg_shuffles): Use REG_SUBREG_P.
2665 (add_insn_allocno_copies): Ditto. Ignore modes.
2667 * ira-color.c (conflict_allocno_vec): New.
2668 (COST_HOP_DIVISOR): New macro.
2669 (update_copy_costs_1): Use it.
2670 (update_conflict_hard_regno_costs): New function.
2671 (assign_hard_reg): Use it.
2672 (ira_color): Allocate and free conflict_allocno_vec.
2674 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
2678 * ira-int.h (ira_sort_insn_chain): Remove.
2680 * ira.c (basic_block_order_nums, chain_insn_order,
2681 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
2682 (ira): Don't call ira_sort_insn_chain.
2684 * reload1.c (reload): Don't call ira_sort_insn_chain.
2686 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2689 * cgraphunit.c (update_call_expr): Remove eh regions from statements
2690 which become non throw.
2691 (cgraph_function_versioning): Also clear DECL_WEAK. Call
2692 update_call_expr after updating the flags on the decl.
2694 2008-09-03 Jan Hubicka <jh@suse.cz>
2696 PR tree-optimization/37315
2697 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
2698 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
2699 (cgraph_analyze_functions): Use node->analyzed
2700 (cgraph_mark_functions_to_output): Likewise.
2701 (cgraph_expand_function): All functions can be released after
2703 (cgraph_optimize): Use gimple_has_body_p.
2704 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
2705 (cgraph_decide_inlining_incrementally): Likewise.
2706 (inline_transform): Inline transform.
2707 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
2709 (inlinable_function_p): Drop gimple_body check.
2710 (expand_call_inline): Use gimple_has_body_p.
2711 * gimple.c (gimple_has_body_p): New.
2712 * gimple.h (gimple_has_body_p): Add prototype.
2713 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
2714 (dump_function_to_file): Use gimple_has_body_p check.
2716 2008-09-03 Jakub Jelinek <jakub@redhat.com>
2719 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
2721 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
2723 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2725 From Michael Frysinger <michael.frysinger@analog.com>
2726 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
2727 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
2730 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
2733 * doc/extend.texi: Document picoChip builtin functions.
2734 * doc/invoke.texi: Document picoChip options.
2735 * doc/contrib.texi: Add picoChip contribution.
2736 * doc/md.texi: Document picoChip constraints.
2737 * config.gcc: Add picochip-*-*.
2738 * config/picochip/: Add new port.
2740 2008-09-03 Richard Guenther <rguenther@suse.de>
2742 PR tree-optimization/37328
2743 * tree-sra.c (sra_build_assignment): Gimplify properly.
2744 (generate_copy_inout): Take the correct stmt as definition,
2745 remove bogus assert.
2747 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2749 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
2752 From Michael Frysinger <michael.frysinger@analog.com>
2753 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
2755 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
2757 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
2758 (__gthread_setspecific): Revert 2008-08-31 change to
2759 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
2761 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
2763 * diagnostic.c (error_at): New.
2764 * toplev.h (error_at): New prototype.
2765 * c-typeck.c (build_array_ref): Call error_at instead of error.
2766 Pass location to pedwarn.
2768 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
2770 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
2772 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2774 * dwarf2out.c (tree_add_const_value_attribute): Only handle
2775 VAR_DECL and CONST_DECL.
2777 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2778 Jakub Jelinek <jakub@redhat.com>
2780 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
2781 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
2782 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
2783 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
2784 Don't set ix86_save_varrargs_registers.
2785 (ix86_setup_incoming_varargs): Assume cum != NULL.
2786 (ix86_va_start): Check ix86_varargs_gpr_size and
2787 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
2788 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
2789 from frame pointer if ix86_varargs_gpr_size == 0.
2790 (ix86_compute_frame_layout): Updated.
2791 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
2792 (ix86_varargs_gpr_size): Define.
2793 (ix86_varargs_fpr_size): Likewise.
2794 (machine_function): Remove save_varrargs_registers.
2795 Add varargs_gpr_size and varargs_fpr_size.
2797 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2799 * config/alpha/alpha.c (va_list_skip_additions,
2800 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
2801 (alpha_gimplify_va_arg): Call unshare_expr on second use of
2804 PR tree-optimization/36766
2805 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
2806 for already removed basic blocks.
2809 * real.c (real_maxval): Clear a lower bit to make real_maxval
2810 match get_max_float for IBM long double format.
2812 2008-09-02 Andreas Schwab <schwab@suse.de>
2814 * configure.ac: Use m4_quote to quote the expansion of m4_do.
2815 * configure: Regenerate.
2817 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
2819 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
2820 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
2821 checking for a non-VOID CONSTANT_P.
2823 2008-09-02 Jan Hubicka <jh@suse.cz>
2825 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
2826 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
2829 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
2831 * expr.c (emit_group_store): Don't assert stack temp mode size.
2833 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
2834 Tobias Grosser <grosser@fim.uni-passau.de>
2835 Jan Sjodin <jan.sjodin@amd.com>
2836 Harsha Jagasia <harsha.jagasia@amd.com>
2837 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2838 Konrad Trifunovic <konrad.trifunovic@inria.fr>
2839 Adrien Eliche <aeliche@isty.uvsq.fr>
2841 Merge from graphite branch.
2844 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
2845 * doc/invoke.texi (-floop-block, -floop-interchange,
2846 -floop-strip-mine): Document new flags.
2847 * tree-into-ssa.c (gimple_vec): Moved...
2848 * tree-loop-distribution.c (rdg_component): Moved...
2849 * cfgloopmanip.c: Include tree-flow.h.
2850 (update_dominators_in_loop): New.
2851 (create_empty_if_region_on_edge): New.
2852 (create_empty_loop_on_edge): New.
2853 (loopify): Use update_dominators_in_loop.
2854 * tree-pass.h (pass_graphite_transforms): Declared.
2855 * configure: Regenerate.
2856 * tree-phinodes.c (make_phi_node): Export.
2857 (add_phi_node_to_bb): New, split from create_phi_node.
2858 * tree-chrec.c (for_each_scev_op): New.
2859 * tree-chrec.h (for_each_scev_op): Declared.
2860 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
2861 (remove_statement): Call get_phi_with_result.
2862 * config.in (HAVE_cloog): Undef.
2863 * gdbinit.in (pgg): New.
2864 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
2865 * tree-ssa-loop.c (graphite_transforms): New.
2866 (gate_graphite_transforms): New.
2867 (pass_graphite_transforms): New.
2868 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
2869 HAVE_cloog): Defined.
2870 * tree-vectorizer.c (rename_variables_in_bb): Export.
2871 * tree-data-ref.c (dr_may_alias_p): Export.
2872 (stmt_simple_memref_p): New.
2873 (find_data_references_in_stmt): Export.
2874 (find_data_references_in_loop): Export.
2875 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
2876 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
2877 (create_rdg_vertices): Export.
2878 (build_empty_rdg): New.
2879 (build_rdg): Call build_empty_rdg. Free dependence_relations.
2880 * tree-data-ref.h (rdg_component): ... here.
2882 (struct data_reference): Add a field scop.
2884 (find_data_references_in_loop): Declared.
2885 (find_data_references_in_stmt): Declared.
2886 (create_rdg_vertices): Declared.
2887 (dr_may_alias_p): Declared.
2888 (stmt_simple_memref_p): Declared.
2889 (struct rdg_edge): Add a field ddr_p relation.
2890 (build_empty_rdg): Declared.
2891 * lambda.h (lambda_matrix): Declare a VEC of.
2892 (find_induction_var_from_exit_cond): Declared.
2893 (lambda_vector_compare): New.
2894 * common.opt (fgraphite, floop-strip-mine,
2895 floop-interchange, floop-block): New flags.
2896 * lambda-code.c (find_induction_var_from_exit_cond): Export.
2897 * cfgloop.c (is_loop_exit): New.
2898 * cfgloop.h (is_loop_exit): Declared.
2899 (create_empty_if_region_on_edge): Declared.
2900 (create_empty_loop_on_edge): Declared.
2901 * tree-flow.h (add_phi_node_to_bb): Declared.
2902 (make_phi_node): Declared.
2903 (rename_variables_in_bb): Declared.
2904 (perfect_loop_nest_depth): Declared.
2905 (graphite_transform_loops): Declared.
2906 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
2907 (graphite.o-warn): Add -Wno-error.
2908 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
2909 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
2910 (INCLUDES): Add PPLINC, CLOOGINC.
2911 (OBJS-common): Add graphite.o.
2912 (graphite.o): Add rule.
2913 * gimple.h (gimple_vec): ... here.
2914 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
2915 * passes.c (init_optimization_passes): Schedule
2916 pass_graphite_transforms.
2918 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
2921 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
2922 and -fno-toplevel-reorder after handle_options.
2924 2008-09-02 Paul Brook <paul@codesourcery.com>
2926 * config/arm/arm.c (arm_tune_cortex_a9): Define.
2927 (arm_override_options): Set arm_tune_cortex_a9.
2928 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
2929 (arm_issue_rate): Handle cortexa9.
2930 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
2931 * config/arm/arm-cores.def: Add cortex-a9.
2932 * config/arm/arm-tune.md: Regenerate.
2933 * config/arm/arm.md: Include cortex-a9.md.
2934 (generic_sched, generic_vfp): Add cortexa9.
2935 * config/arm/cortex-a9.md: New file.
2937 2008-09-02 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/37327
2940 * tree-vrp.c (register_new_assert_for): Make sure to not have
2941 TREE_OVERFLOW set on the bound.
2943 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
2945 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
2947 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
2948 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
2951 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
2953 * gcc/config/spu/spu.md (divdf3): Removed.
2955 2008-09-02 Jakub Jelinek <jakub@redhat.com>
2957 PR tree-optimization/37095
2958 * cgraph.c (cgraph_node): When creating new cgraph node after
2959 assembler_name_hash has been populated, record it in the hash
2962 2008-09-01 Paul Brook <paul@codesourcery.com>
2964 * doc/invoke.texi: Document -mword-relocations.
2965 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2966 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2967 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2968 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
2969 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
2970 (arm_emit_movpair): New function.
2971 (arm_print_operand <c>): Handle sybolic addresses.
2972 * config/arm/arm.h (TARGET_USE_MOVT): Define.
2973 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
2974 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
2975 * config/arm/arm.opt: Add -mword-relocations.
2976 * config/arm/arm.md (movsi): Use arm_emit_movpair.
2977 (arm_movt, arm_movw): New.
2979 2008-09-01 Paul Brook <paul@codesourcery.com>
2981 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
2982 Allow Interworking on ARMv4 EABI based targets.
2983 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
2984 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
2986 2008-09-01 Paul Brook <paul@codesourcery.com>
2988 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
2989 optimized LT0 test. Remove optimization for GT.
2991 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2993 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
2994 openmp applications.
2995 * pa-hpux11.h (LIB_SPEC): Likewise.
2997 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3000 2008-09-01 Jan Hubicka <jh@suse.cz>
3002 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3003 present, use only counts; when guessed use only frequencies.
3004 (estimate_bb_frequencies): Use function_frequency.
3005 * profile.c (compute_branch_probabilities): Exit early when
3006 profile reading failed. Set profile_status.
3007 (branch_prob): Do not set profile_status.
3009 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3011 * tree.c (protected_set_expr_location): New.
3012 * tree.h (protected_set_expr_location): New prototype.
3013 * c-tree.h (build_array_ref): Add argument.
3014 (parser_build_unary_op): Same.
3015 * c-typeck.c (build_indirect_ref): Handle new location argument.
3016 (build_array_ref): Same.
3017 (parser_build_unary_op): Same.
3018 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3020 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3022 * c-common.c (finish_label_address_expr): Handle new location argument.
3023 * c-common.h (build_indirect_ref): Add argument.
3024 (finish_label_address_expr): Same.
3025 * c-parser.c (c_parser_unary_expression): Pass location to build
3027 (c_parser_postfix_expression): Same.
3029 2008-09-01 Paul Brook <paul@codesourcery.com>
3031 * config/arm/arm.md: Include cortex-r4f.md.
3032 (attr fpu): Update type list.
3033 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3034 fconstd, fcmps and fcmpd.
3035 (attr tune_cortexr4): Define.
3036 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3037 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3038 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3039 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3040 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3041 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3042 cortex_a8_vfp_farith: Ditto.
3043 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3044 * config/arm/cortex-r4.md: Use tune_cortexr4.
3045 * config/arm/cortex-r4f.md: New file.
3047 2008-09-01 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/37305
3050 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3051 the result of constant conversions.
3052 (fold_gimple_assign): Likewise.
3054 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3056 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3057 #ifdef ENABLE_CHECKING.
3059 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3061 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3062 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3063 when !INSN_SCHEDULING.
3065 2008-09-01 Andreas Schwab <schwab@suse.de>
3067 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3069 2008-09-01 Paul Brook <paul@codesourcery.com>
3071 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3073 2008-09-01 Jan Hubicka <jh@suse.cz>
3075 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3077 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3079 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3080 * gimplify.c (gimplify_init_constructor): Add speed operand.
3081 * tree-sra.c (decide_block_copy): Likewise.
3082 * tree-inline.c (estimate_move_cost): Likewise.
3083 * config/alpha/alpha.h (MOVE_RATIO): Update.
3084 * config/frv/frv.c (MOVE_RATIO): Update.
3085 * config/spu/spu.h (MOVE_RATIO): Update.
3086 * config/sparc/sparc.h (MOVE_RATIO): Update.
3087 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3088 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3089 * config/cris/cris.h (MOVE_RATIO): Update.
3090 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3091 * config/arm/arm.h (MOVE_RATIO): Update.
3092 * config/pa/pa.md: Update uses of MOVE_RATIO
3093 * config/pa/pa.h (MOVE_RATIO): Update.
3094 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3095 CLEAR_RATIO, SET_RATIO): Update.
3096 * config/h8300/h8300.h (MOVE_RATIO): Update.
3097 * config/v850/v850.h (MOVE_RATIO): Update.
3098 * config/bfin/bfin.h (MOVE_RATIO): Update.
3100 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3101 Dmitry Melnik <dm@ispras.ru>
3102 Dmitry Zhurikhin <zhur@ispras.ru>
3103 Alexander Monakov <amonakov@ispras.ru>
3104 Maxim Kuvyrkov <maxim@codesourcery.com>
3106 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3107 sel-sched-dump.c, sel-sched-ir.c: New files.
3108 * Makefile.in (OBJS-common): Add selective scheduling object files.
3109 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3110 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3111 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3112 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3113 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3114 (make_forwarder_block): Update loop latch if we have redirected
3115 the loop latch edge.
3116 * cfgloop.c (get_loop_body_in_custom_order): New function.
3117 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3118 (CP_FALLTHRU_PREHEADERS): Likewise.
3119 (get_loop_body_in_custom_order): Declare.
3120 * cfgloopmanip.c (has_preds_from_loop): New.
3121 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3122 Assert that the preheader edge will be fall thru when it is set.
3123 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3124 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3125 fsel-sched-substitution, fselective-scheduling): New flags.
3126 * cse.c (hash_rtx_cb): New.
3128 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3129 sel_sched_insn_cnt): New counters.
3130 * final.c (compute_alignments): Export. Free dominance
3131 info after loop_optimizer_finalize.
3132 * genattr.c (main): Output maximal_insn_latency prototype.
3133 * genautomata.c (output_default_latencies): New.
3134 Factor its code from ...
3135 (output_internal_insn_latency_func): ... here.
3136 (output_internal_maximal_insn_latency_func): New.
3137 (output_maximal_insn_latency_func): New.
3138 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3139 (struct hard_reg_set_iterator): New.
3140 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3141 hard_reg_set_iter_next): New functions.
3142 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3143 * lists.c (remove_free_INSN_LIST_node,
3144 remove_free_EXPR_LIST_node): New functions.
3145 * loop-init.c (loop_optimizer_init): When
3146 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3147 calling create_preheaders.
3148 (loop_optimizer_finalize): Do not verify flow info after reload.
3149 * recog.c (validate_replace_rtx_1): New parameter simplify.
3150 Default it to true. Update all uses. Factor out simplifying
3152 (simplify_while_replacing): ... this new function.
3153 (validate_replace_rtx_part,
3154 validate_replace_rtx_part_nosimplify): New.
3155 * recog.h (validate_replace_rtx_part,
3156 validate_replace_rtx_part_nosimplify): Declare.
3157 * rtl.c (rtx_equal_p_cb): New.
3158 (rtx_equal_p): Use it.
3159 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3160 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3161 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3162 * vecprim.h: Add a vector type for unsigned int.
3163 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3164 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3165 ready_try, cycle_issued_insns, spec_info): Make global.
3166 (readyp): Initialize.
3167 (dfa_lookahead): New global variable.
3168 (old_max_uid, old_last_basic_block): Remove.
3169 (h_i_d): Make it a vector.
3170 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3172 (after_recovery, adding_bb_to_current_region_p):
3173 New variables to handle correct insertion of the recovery code.
3174 (struct ready_list): Move declaration to sched-int.h.
3175 (rgn_n_insns): Removed.
3176 (rtx_vec_t): Move to sched-int.h.
3177 (find_insn_reg_weight): Remove.
3178 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3179 (haifa_init_h_i_d, haifa_finish_h_i_d):
3180 New functions to initialize / finalize haifa instruction data.
3181 (extend_h_i_d, init_h_i_d): Rewrite.
3182 (unlink_other_notes): Move logic to add_to_note_list. Handle
3183 selective scheduler.
3184 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3185 find_fallthru_edge): Make global, remove static prototypes.
3186 (max_issue): Make global. Add privileged_n and state parameters. Use
3188 (extend_global, extend_all): Removed.
3189 (init_before_recovery): Add new param. Fix the handling of the case
3190 when we insert a recovery code before the EXIT which has a predecessor
3191 with a fallthrough edge to it.
3192 (create_recovery_block): Make global. Rename to
3193 sched_create_recovery_block. Update.
3194 (change_pattern): Rename to sched_change_pattern. Make global.
3195 (speculate_insn): Rename to sched_speculate_insn. Make global.
3196 Split haifa-specific functionality into ...
3197 (haifa_change_pattern): New static function.
3198 (sched_extend_bb): New static function.
3199 (sched_init_bbs): New function.
3200 (current_sched_info): Change type to struct haifa_sched_info.
3201 (insn_cost): Adjust for selective scheduling.
3202 (dep_cost_1): New function. Move logic from ...
3203 (dep_cost): ... here.
3204 (dep_cost): Use dep_cost_1.
3205 (contributes_to_priority_p): Use sched_deps_info instead of
3207 (priority): Adjust to work with selective scheduling. Process the
3208 corner case when all dependencies don't contribute to priority.
3209 (rank_for_schedule): Use ds_weak instead of dep_weak.
3210 (advance_state): New function. Move logic from ...
3211 (advance_one_cycle): ... here.
3212 (add_to_note_list, concat_note_lists): New functions.
3213 (rm_other_notes): Make static. Adjust for selective scheduling.
3214 (remove_notes, restore_other_notes): New functions.
3215 (move_insn): Add two arguments. Update assert. Don't call
3217 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3218 Remove more_issue, max_points. Move the code to initialize
3219 max_lookahead_tries to max_issue.
3220 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3221 ready. Adjust use of move_insn. Call restore_other_notes.
3223 (sched_init, sched_finish): Move Haifa-specific initialization/
3225 (haifa_sched_init, haifa_sched_finish): ... respectively.
3227 (setup_sched_dump): New function.
3228 (haifa_init_only_bb): New static function.
3229 (haifa_speculate_insn): New static function.
3230 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3231 (extend_ready, extend_all): Remove.
3232 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3233 (create_check_block_twin, add_to_speculative_block): Use
3234 haifa_insns_init instead of extend_global. Update to use new
3235 initialization functions. Change parameter. Factor out code from
3236 create_check_block_twin to ...
3237 (sched_create_recovery_edges) ... this new function.
3238 (add_block): Remove.
3239 (sched_scan_info): New.
3240 (extend_bb): Use sched_scan_info.
3241 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3242 static functions for walking through scheduling region.
3243 (sched_luids): New vector variable to replace uid_to_luid.
3244 (luids_extend_insn): New function.
3245 (sched_max_luid): New variable.
3246 (luids_init_insn): New function.
3247 (sched_init_luids, sched_finish_luids): New functions.
3248 (insn_luid): New debug function.
3249 (sched_extend_target): New function.
3250 (haifa_init_insn): New static function.
3251 (sched_init_only_bb): New hook.
3252 (sched_split_block): New hook.
3253 (sched_split_block_1): New function.
3254 (sched_create_empty_bb): New hook.
3255 (sched_create_empty_bb_1): New function.
3256 (common_sched_info, ready): New global variables.
3257 (current_sched_info_var): Remove.
3258 (move_block_after_check): Use common_sched_info.
3259 (haifa_luid_for_non_insn): New static function.
3260 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3261 (increase_insn_priority): New.
3262 * modulo-sched.c: (issue_rate): Remove static declaration.
3263 (sms_sched_info): Change type to haifa_sched_info.
3264 (sms_sched_deps_info, sms_common_sched_info): New variables.
3265 (setup_sched_infos): New.
3266 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3267 Do not call regstat_free_calls_crossed.
3268 (sms_print_insn): Use const_rtx.
3269 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3270 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3271 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3272 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3273 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3274 current_sched_info to use it.
3275 (enum reg_pending_barrier_mode): Move to sched-int.h.
3276 (h_d_i_d): New variable. Initialize to NULL.
3277 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3279 (estimate_dep_weak): Remove static declaration.
3280 (sched_has_condition_p): New function. Adjust users of
3281 sched_get_condition to use it instead.
3282 (conditions_mutex_p): Add arguments indicating which conditions are
3284 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3285 argument to indicate whether returned condition is reversed. Do not
3286 generate new rtx when condition should be reversed; indicate it by
3287 setting new argument instead.
3288 (add_dependence_list_and_free): Add deps parameter.
3289 Update all users. Do not free dependence list when
3290 deps context is readonly.
3291 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3293 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3294 (remove_from_deps): New. Use the above functions.
3295 (cur_insn, can_start_lhs_rhs_p): New static variables.
3296 (add_or_update_back_dep_1): Initialize present_dep_type.
3297 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3298 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3299 haifa_note_dep): New functions implementing dependence hooks for
3300 the Haifa scheduler.
3301 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3302 note_dep): New functions.
3303 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3305 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3306 (free_deps): Initialize deps->reg_last.
3307 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3308 sched_analyze_insn): Update to use dependency hooks infrastructure
3309 and readonly contexts.
3310 (deps_analyze_insn): New function. Move part of logic from ...
3311 (sched_analyze): ... here. Also move some logic to ...
3312 (deps_start_bb): ... here. New function.
3313 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3315 (sched_deps_init): New function. Move code from ...
3316 (init_dependency_caches): ... here. Remove.
3317 (init_deps_data_vector): New.
3318 (sched_deps_finish): New function. Move code from ...
3319 (free_dependency_caches): ... here. Remove.
3320 (init_deps_global, finish_deps_global): Adjust for use with
3321 selective scheduling.
3322 (get_dep_weak): Move logic to ...
3323 (get_dep_weak_1): New function.
3324 (ds_merge): Move logic to ...
3325 (ds_merge_1): New static function.
3326 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3327 (ds_get_max_dep_weak): New function.
3328 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3329 (n_insns): Rename to rgn_n_insns.
3330 (debug_ebb_dependencies): New function.
3331 (init_ready_list): Use it.
3332 (begin_schedule_ready): Use sched_init_only_bb.
3333 (ebb_print_insn): Indicate when an insn starts a new cycle.
3334 (contributes_to_priority, compute_jump_reg_dependencies,
3335 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3336 (add_block1): Remove to ebb_add_block.
3337 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3338 (schedule_ebb): Initialize them. Use remove_notes instead of
3339 rm_other_notes. Use haifa_local_init/finish.
3340 (schedule_ebbs): Use haifa_sched_init/finish.
3341 * sched-int.h: Include vecprim.h, remove rtl.h.
3342 (struct ready_list): Delete declaration.
3343 (sched_verbose_param, enum sched_pass_id_t,
3344 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3345 (struct sched_scan_info_def): New structure.
3346 (sched_scan_info, sched_scan, sched_init_bbs,
3347 sched_init_luids, sched_finish_luids, sched_extend_target,
3348 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3349 (struct common_sched_info_def): New.
3350 (common_sched_info, haifa_common_sched_info,
3351 sched_emulate_haifa_p): Declare.
3353 (sched_luids): Declare.
3354 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3355 (sched_max_luid, insn_luid): Declare.
3356 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3357 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3358 print_insn, print_pattern, print_value, haifa_classify_insn,
3359 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3360 setup_sched_dump, sched_init, sched_finish,
3361 sel_insn_is_speculation_check): Export.
3362 (struct ready_list): Move from haifa-sched.c.
3363 (ready_try, ready, max_issue): Export.
3364 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3365 sched_init_only_bb, sched_split_block, sched_split_block_1,
3366 sched_create_empty_bb, sched_create_empty_bb_1,
3367 sched_create_recovery_block, sched_create_recovery_edges): Export.
3368 (enum reg_pending_barrier_mode): Export.
3369 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3371 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3372 print_insn field. Move add_block and fix_recovery_cfg to
3373 common_sched_info_def. Move compute_jump_reg_dependencies,
3375 (struct sched_deps_info_def): ... this new structure.
3376 (sched_deps_info): Declare.
3377 (struct spec_info_def): Remove weakness_cutoff, add
3378 data_weakness_cutoff and control_weakness_cutoff.
3379 (spec_info): Declare.
3380 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3382 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3383 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3384 (current_sched_info): Change type to struct haifa_sched_info.
3385 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3386 (h_d_i_d): New variable.
3387 (HDID): New accessor macro.
3388 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3389 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3391 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3392 (enum SCHED_FLAGS): Update for selective scheduler.
3393 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3394 (init_dependency_caches, free_dependency_caches): Delete declarations.
3395 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3396 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3397 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3398 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3399 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3401 (rm_other_notes): Delete declaration.
3402 (schedule_block): Remove one argument.
3403 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3404 ready_element, ready_lastpos, sched_extend_ready_list,
3405 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3406 concat_note_lists): Export.
3407 (struct region): Move from sched-rgn.h.
3408 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3409 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3410 BLOCK_TO_BB, CONTAINING_RGN): Export.
3411 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3412 (current_nr_blocks, current_blocks, target_bb): Likewise.
3413 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3414 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3415 sched_rgn_local_init, extend_regions,
3416 rgn_make_new_region_out_of_new_block, compute_priorities,
3417 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3418 extend_rgns, deps_join rgn_setup_common_sched_info,
3419 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3420 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3421 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3422 increase_insn_priority): Likewise.
3423 * sched-rgn.c: Include sel-sched.h.
3424 (ref_counts): New static variable. Use it ...
3425 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3426 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3427 (sched_is_disabled_for_current_region_p): Delete static declaration.
3428 (struct region): Move to sched-int.h.
3429 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3430 ebb_head): Define and initialize.
3431 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3432 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3433 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3435 (find_single_block_region): Add new argument to indicate that EBB
3436 regions should be constructed.
3437 (debug_live): Delete declaration.
3438 (current_nr_blocks, current_blocks, target_bb):
3439 Remove static qualifiers.
3440 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3442 (init_regions): Delete declaration.
3443 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3444 rgn_estimate_number_of_insns): New.
3445 (too_large): Use estimate_number_of_insns.
3446 (haifa_find_rgns): New. Move the code from ...
3447 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3448 (free_trg_info): New.
3449 (compute_trg_info): Allocate candidate tables here instead of ...
3450 (init_ready_list): ... here.
3451 (rgn_print_insn): Use const_rtx.
3452 (contributes_to_priority, extend_regions): Delete static declaration.
3453 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3454 (add_block1): Rename to rgn_add_block.
3455 (debug_rgn_dependencies): Delete static qualifier.
3456 (new_ready): Use sched_deps_info. Simplify.
3457 (rgn_common_sched_info, rgn_const_sched_deps_info,
3458 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3460 (region_sched_info): Rename to rgn_const_sched_info.
3461 (deps_join): New, extracted from ...
3462 (propagate_deps): ... here.
3463 (compute_block_dependences, debug_dependencies): Update for selective
3465 (free_rgn_deps, compute_priorities): New functions.
3466 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3467 sched_rgn_compute_dependencies): New functions.
3468 (schedule_region): Use them.
3469 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3470 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3472 (schedule_insns): Call new functions that were split out.
3473 (rgn_make_new_region_out_of_new_block): New.
3474 (get_rgn_sched_max_insns_priority): New.
3475 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3476 scheduling when appropriate.
3477 * sched-vis.c: Include insn-attr.h.
3478 (print_value, print_pattern): Make global.
3479 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3480 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3481 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3482 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3483 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3484 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3485 hooks. Initialize them to 0.
3486 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3487 * target.h (struct gcc_target): Add them. Rename gen_check field to
3489 * flags.h (sel_sched_switch_set): Declare.
3490 * opts.c (sel_sched_switch_set): New variable.
3491 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3492 pipelining is disabled from command line.
3493 (common_handle_option): Record whether selective scheduling is
3494 requested from command line.
3495 * doc/invoke.texi: Document new flags and parameters.
3496 * doc/tm.texi: Document new target hooks.
3497 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3499 (dfa_state_size): Do not declare locally.
3500 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3501 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3502 rs6000_alloc_sched_context, rs6000_set_sched_context,
3503 rs6000_free_sched_context): New functions.
3504 (struct _rs6000_sched_context): New.
3505 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3507 (rs6000_sched_finish): Do not run for selective scheduling.
3509 2008-08-31 Jan Hubicka <jh@suse.cz>
3511 * frv.c (frv_rtx_costs): Update forward declaration.
3512 * spu.c (spu_rtx_costs): Likewise.
3513 * pdp11.c: Include df.h
3514 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3515 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3516 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3517 * iq2000.c (iq2000_address_cost): Add speed argument.
3518 (iq2000_rtx_costs): Likewise.
3519 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3520 update call of mn10300_address_cost.
3521 * mcore.c: Include df.h
3522 (mcore_rtx_costs): Update prototype.
3523 * score3.c: Include df.h
3524 (score3_rtx_costs): Remove speed argument.
3525 * score7.c: Include df.h
3526 (score7_address_cost): Remove speed argument.
3527 * score-protos.h (score_address_cost): Update prototype.
3528 * score.c: Include df.h
3529 (score_rtx_costs): Update call of costs functions.
3530 * v850.c (v850_rtx_costs): Add bool argument.
3532 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3534 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3536 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3538 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3539 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3541 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3543 * mkmap-flat.awk: Add option pe_dll.
3544 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3545 * config/i386/t-cygwin (SHLIB_LC): Add.
3546 * config/i386/t-mingw32 (SHLIB_LC): Add.
3547 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3548 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3549 (LINK_SPEC): Support libgcc_s.
3550 (LIBGCC_SPEC): Support libgcc_s.
3551 (LIBGCC_SONAME): New.
3553 2008-08-31 Jan Hubicka <jh@suse.cz>
3555 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3556 mistakely had old version of patch.
3558 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3559 (ipcp_estimate_growth): New.
3560 (ipcp_insert_stage): Use ipcp_estimate_growth.
3561 * profile.c (branch_prob): When reading failed, do not consider
3564 2008-08-31 Jan Hubicka <jh@suse.cz>
3566 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3567 loop is optimized for speed.
3569 2008-08-31 Richard Guenther <rguenther@suse.de>
3572 * fold-const.c (fold_binary): Retain conversions in folding
3575 2008-08-31 Jan Hubicka <jh@suse.cz>
3577 * postreload-gcse.c (eliminate_partially_redundant_loads):
3578 Use optimize_bb_for_size_p.
3579 * predict.c (maybe_hot_frequency_p): Make inline.
3580 (maybe_hot_count_p): Break out from ...
3581 (maybe_hot_bb_p): ... this one.
3582 (maybe_hot_edge_p): Simplify.
3583 * basic-block.h (probably_cold_bb_p): Remove.
3585 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3588 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
3590 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
3591 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
3592 Also split V4SFmode.
3593 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
3596 2008-08-31 Jan Hubicka <jh@suse.cz>
3598 * predict.c (PROB_VERY_LIKELY): Make small enough so things
3600 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
3602 2008-08-31 Jakub Jelinek <jakub@redhat.com>
3605 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
3608 * dwarf2out.c (native_encode_initializer): Subtract min_index for
3609 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3611 2008-08-31 Jan Hubicka <jh@suse.cz>
3613 * sparc.h (BRANCH_COST): Fix macro definition.
3614 * avr.c (avr_operand_rtx_cost): Add speed argument.
3615 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
3617 2008-08-31 Richard Guenther <rguenther@suse.de>
3619 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
3620 types instead of operands. Re-instantiate verifying of
3621 binary expression operands.
3623 2008-08-30 Jan Hubicka <jh@suse.cz>
3625 * fwprop.c (should_replace_address): Add speed attribute.
3626 (PR_OPTIMIZE_FOR_SPEED): New flag.
3627 (propagate_rtx_1): Use it.
3628 (propagate_rtx): Set it.
3629 (try_fwprop_subst): Update call of rtx_costs.
3630 (forward_propagate_and_simplify): LIkewise.
3631 * hooks.c (hook_int_rtx_bool_0): New
3632 (hook_bool_rtx_int_int_intp_false): Replace by ...
3633 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3634 * hooks.h (hook_int_rtx_bool_0): New
3635 (hook_bool_rtx_int_int_intp_false): Replace by ...
3636 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
3637 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
3638 (prepare_cmp_insn): UPdate call of rtx_cost.
3639 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
3640 (reload_cse_simplify_operands): Update call of rtx_cost.
3641 (reload_cse_move2add): call of rtx_cost.
3642 * target.h (struct gcc_target): Update rtx_costs and address_costs.
3643 * rtlanal.c (rtx_cost): Add speed argument.
3644 (address_cost): Add speed argument
3645 (default_address_cost): Likewise.
3646 (insn_rtx_cost): Likewise.
3647 * cfgloopanal.c (seq_cost): Add speed argument.
3648 (target_reg_cost, target_spill_cost): Turn to array.
3649 (init_set_costs): Update for speed.
3650 (estimate_reg_pressure_cost): Add speed argument.
3651 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
3652 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
3653 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
3654 (seq_cost): Add speed argument.
3655 (computation_cost): Add speed arugment.
3656 (add_cost, multiply_by_const, get_address_cost): add speed argument.
3657 (force_expr_to_var_cost): Update for profile info.
3658 (force_var_cost): Likewise.
3659 (split_address_cost): Likewise.
3660 (ptr_difference_cost): Likewise.
3661 (difference_cost): Likewise.
3662 (get_computation_cost_at): Likewise.
3663 (determine_iv_cost): Likewise.
3664 (ivopts_global_cost_for_size): Likewise.
3665 (rewrite_use_address): Likewise.
3666 (tree_ssa_iv_optimize_loop): Initialize speed field.
3667 * cse.c (optimize_this_for_speed_p): New static var.
3668 (notreg_cost): Update call of rtx_cost.
3669 (cse_extended_basic_block): set optimize_this_for_speed_p.
3670 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
3671 (noce_try_cmove_arith): Likewise.
3672 (noce_try_sign_mask): LIkewise.
3673 * expr.c (compress_float_constant): Update rtx_cost calls.
3674 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
3676 (addr_to_parts): Likewise.
3677 (create_mem_ref): Likewise.
3678 * dse.c (find_shift_sequence): Add speed argument.
3679 (replace_read): Update call.
3680 * calls.c (precompute_register_parameters): Update call of rtx_cost.
3681 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
3682 * neg_cost, shift_cost, shiftadd_cost,
3683 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
3684 mul_highpart_cost): Increase dimension.
3685 (init_expmed): Initialize for both size and speed.
3686 (expand_shift): Use profile.
3687 (synth_mult): Use profile.
3688 (choose_mult_variant): Use profile.
3689 (expand_mult): Use profile.
3690 (expand_mult_highpart_optab): Use profile.
3691 (expand_mult_highpart): Use profile.
3692 (expand_smod_pow2): Use profile.
3693 (expand_divmod): Use profile.
3694 * simplify-rtx.c (simplify_binary_operation_1): Update call of
3696 * loop-invariant.c (create_new_invariant): Use profile.
3697 (gain_for_invariant): Add speed parameter.
3698 (best_gain_for_invariant): Likewise.
3699 (find_invariants_to_move): Likewise.
3700 (move_single_loop_invariants): Set it.
3701 * target-def.h (TARGET_RTX_COSTS): Use hook.
3702 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
3703 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
3704 * output.h (default_address_cost): Update prototype.
3705 * combine.c (optimize_this_for_speed_p): New static var.
3706 (combine_validate_cost): Update call of rtx_cost.
3707 (combine_instructions): Set optimize_this_for_speed_p.
3708 (expand_compound_operation): Update call of rtx_cost.
3709 (make_extraction):Update call of rtx_cost.
3710 (force_to_mode):Update call of rtx_cost.
3711 (distribute_and_simplify_rtx):Update call of rtx_cost.
3712 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
3713 (estimate_reg_pressure_cost): Update prototype.
3714 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
3715 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
3717 * config/alpha/alpha.c (alpha_rtx_costs): Update.
3718 (alpha_rtx_costs): Update.
3719 * config/frv/frv.c (frv_rtx_costs): Update.
3720 * config/s390/s390.c (s390_rtx_costs): Update.
3721 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
3722 (m32c_rtx_costs): Update.
3723 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
3724 (spu_rtx_costs): Update.
3725 * config/sparc/sparc.c (sparc_rtx_costs): Update.
3726 * config/m32r/m32r.c (m32r_rtx_costs): Update.
3727 * config/i386/i386.c (:ix86_address_cost): Update.
3728 (ix86_rtx_costs): Update.
3729 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
3730 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
3731 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
3732 * config/crx/crx.c (crx_address_cost): Update.
3733 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
3734 * config/stormy16/stormy16.c
3735 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
3736 * config/m68hc11/m68hc11.c
3737 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
3738 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
3739 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
3741 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
3743 * config/ia64/ia64.c (ia64_rtx_costs): Update.
3744 * config/m68k/m68k.c (m68k_rtx_costs): Update.
3745 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
3746 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
3747 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
3748 (mcore_rtx_costs): update.
3749 * config/score/score3.c (score3_rtx_costs): Update.
3750 * config/score/score7.c (score7_rtx_costs): Update.
3751 * config/score/score3.h (score3_rtx_costs):Update.
3752 * config/score/score7.h (score7_rtx_costs): Update.
3753 * config/score/score.c (score_rtx_costs): Update.
3754 * config/arm/arm.c (arm_address_cost): Update.
3755 (arm_rtx_costs_1): Update.
3756 (arm_rtx_costs_1): Update.
3757 (arm_size_rtx_costs): Update.
3758 (arm_size_rtx_costs): Update.
3759 (arm_size_rtx_costs): Update.
3760 (arm_xscale_rtx_costs): Update.
3761 (arm_thumb_address_cost): Update.
3762 * config/pa/pa.c (hppa_address_cost): Update.
3763 * config/mips/mips.c (mips_rtx_costs): Update.
3764 * config/vax/vax.c (vax_address_cost): Update.
3765 * config/h8300/h8300.c (h8300_shift_costs): Update.
3766 (h8300_rtx_costs): Update.
3767 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
3768 (v850_rtx_costs): Update.
3769 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
3770 * config/bfin/bfin.c
3771 (bfin_address_cost): Update.
3772 (bfin_rtx_costs): Update.
3773 * stmt.c (lshift_cheap_p): Update.
3775 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3778 * expmed.c (extract_bit_field_1): Check the mode size to make
3779 sure the vector modes have the same size.
3781 2008-08-29 Michael Meissner <gnu@the-meissners.org>
3783 * dojump.c (top level): Include basic-block.h to declare
3784 optimize_insn_for_speed_p
3786 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
3788 * opts.h (CL_SAVE): New option class for marking options that are
3789 target specific options usable in the target attribute.
3790 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
3792 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
3793 can easily find the target specific options that are safe to use
3794 in the attribute or pragma.
3796 * attribs.c (decl_attributes): Change #pragma GCC option to
3797 #pragma GCC target, and attribute((option(...))) to
3798 attribute((target(...))).
3800 * doc/extend.texi (target attribute): Change from option
3801 attribute. Delete push/pop/reset.
3802 (#pragma GCC target): Change from #pragma GCC option. Delete
3804 (#pragma GCC push_options): Document new pragma.
3805 (#pragma GCC pop_options): Document new pragma.
3806 (#pragma GCC reset_options): Document new pragma.
3808 * targhooks.c (default_target_option_valid_attribute_p): Add
3809 warning about port not supporting target attributes.
3810 (default_target_option_pragma_parse): New function, warn about
3811 #pragma GCC target not being supported.
3813 * targhooks.h (default_target_option_pragma_parse): Add
3816 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
3817 TI_CURRENT_OPTION_PRAGMA.
3818 (current_target_pragma): Rename from current_option_pragma.
3820 * target.h: (struct target_option): Delete booleans for changing
3821 the optimization level on hot/cold functions. Change signature of
3822 pragma_parse hook to take a second tree.
3824 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
3826 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
3827 that the declaration is done at global scope.
3829 * langhooks.c (add_builtin_function_common): Move most of the code
3830 from add_builtin_function here, calling the hook passed in.
3831 (add_builtin_function): Call add_builtin_function_common with
3832 standard builtin hook.
3833 (add_builtin_function_ext_scope): New function to add builtins to
3836 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
3838 (add_builtin_function_ext_scope): Add declaration.
3840 * c-pragma.c (handle_pragma_target): Rename from
3841 handle_pragma_option, #pragma GCC option is now #pragma GCC
3842 target. Move warning about port not supporting target options to
3843 default pragma parse hook. Remove push/pop/reset from this
3845 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
3846 (option_stack): Delete static variable.
3847 (optimize_stack): Ditto.
3848 (optons_stack): New stack of saved target and optimization
3850 (handle_pragma_push_options): New function to handle pushing both
3851 target and optimization options.
3852 (handle_pragma_pop_options): New function to handle popping both
3853 target and optimization options.
3854 (handle_pragma_reset_options): New function to handle resetting
3855 both target and optimization options to their initial state.
3856 (init_pragma): Rename handle_pragma_option to
3857 handle_pragma_target. Add support for push_options, pop_options,
3858 and reset_options pragmas.
3860 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
3861 default_target_option_pragma_parse.
3862 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
3863 default_target_option_valid_attribute_p.
3864 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3865 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3866 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
3867 optimization level on hot/cold functions.
3869 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
3870 if the caller and callee have different optimization levels.
3872 * c-common.c (handle_target_attribute): Rename from
3873 handle_option_attribute, attribute((option(...))) is now
3874 attribute((target(...))). Move warning if the port does not
3875 support target attributes to the default hook.
3876 (handle_hot_attribute): Delete code to change the optimization
3877 level of hot functions.
3878 (handle_cold_attribute): Ditto.
3880 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
3881 argument that is the binary tree options to use if there are no
3882 arguments. Call ix86_valid_target_attribute_tree instead of
3883 ix86_valid_option_attribute_tree.
3884 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
3885 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
3886 ix86_pragma_option_parse.
3888 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3889 Rename from ix86_valid_option_attribute_tree.
3891 * config/i386/i386.c (ix86_add_new_builtins): New function to add
3892 new builtins when the ISA changes.
3893 (ix86_valid_target_attribute_tree): Rename from
3894 ix86_valid_option_attribute_tree. Change callers. If the
3895 function specified optimization options, use those as the starting
3896 point before setting up the target attributes. If the
3897 optimization options were changed in the course of setting the
3898 target attributes, record the new optimization options.
3899 (ix86_valid_target_attribute_tree_inner_p): Rename from
3900 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
3901 ix86_add_new_builtins if the ISA changed.
3902 (ix86_valid_target_attribute_p): Rename from
3903 ix86_valid_option_attribute_p. Change callers.
3904 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
3905 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
3906 as delayed builtin functions.
3907 (struct builtin_isa): New structure to record builtin functions
3908 that should be delayed until the ISA for that function is used.
3909 (ix86_builtins_isa): Change from int to struct to track builtin
3910 functions we want to declare at some point.
3911 (def_builtin): If the front end can delay defining the builtin
3912 functions, don't create builtins for ISAs not part of the default
3914 (def_builtin_const): Ditto.
3915 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
3916 __builtin_ia32_pcmov_v2di to be different builtin functions.
3917 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
3918 a structure instead of an int.
3919 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
3920 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
3921 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3922 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3924 * config/ia64/ia64.h
3925 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
3926 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
3928 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
3929 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
3930 (LANG_HOOKS_INITIALIZER): Add
3931 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
3933 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
3936 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
3937 the reload address with the index register for SFmode
3938 access with a displacement.
3940 2008-08-30 Jan Hubicka <jh@suse.cz>
3942 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
3943 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
3944 * dojump.c (do_jump): Likewise.
3945 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
3946 (note-if_info): Add BRANCH_COST.
3947 (noce_try_store_flag_constants, noce_try_addcc,
3948 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
3949 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
3950 find_if_case_2): Use computed branch cost.
3951 * expr.h (BRANCH_COST): Update default.
3952 * predict.c (predictable_edge_p): New function.
3953 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
3954 Update BRANCH_COST call.
3955 * basic-block.h (predictable_edge_p): Declare.
3956 * config/alpha/alpha.h (BRANCH_COST): Update.
3957 * config/frv/frv.h (BRANCH_COST): Update.
3958 * config/s390/s390.h (BRANCH_COST): Update.
3959 * config/spu/spu.h (BRANCH_COST): Update.
3960 * config/sparc/sparc.h (BRANCH_COST): Update.
3961 * config/m32r/m32r.h (BRANCH_COST): Update.
3962 * config/i386/i386.h (BRANCH_COST): Update.
3963 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
3965 * config/sh/sh.h (BRANCH_COST): Update.
3966 * config/pdp11/pdp11.h (BRANCH_COST): Update.
3967 * config/avr/avr.h (BRANCH_COST): Update.
3968 * config/crx/crx.h (BRANCH_COST): Update.
3969 * config/xtensa/xtensa.h (BRANCH_COST): Update.
3970 * config/stormy16/stormy16.h (BRANCH_COST): Update.
3971 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
3972 * config/iq2000/iq2000.h (BRANCH_COST): Update.
3973 * config/ia64/ia64.h (BRANCH_COST): Update.
3974 * config/rs6000/rs6000.h (BRANCH_COST): Update.
3975 * config/arc/arc.h (BRANCH_COST): Update.
3976 * config/score/score.h (BRANCH_COST): Update.
3977 * config/arm/arm.h (BRANCH_COST): Update.
3978 * config/pa/pa.h (BRANCH_COST): Update.
3979 * config/mips/mips.h (BRANCH_COST): Update.
3980 * config/vax/vax.h (BRANCH_COST): Update.
3981 * config/h8300/h8300.h (BRANCH_COST): Update.
3982 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
3983 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
3984 * doc/tm.texi (BRANCH_COST): Update.
3986 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
3989 * config/arm/arm.c (arm_optimization_options): Set
3990 flag_section_anchors to 2 instead of 1 to distinguish it from
3991 -fsection-anchors given explicitely on the command line.
3993 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
3995 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
3996 final insn of a split.
3998 2008-08-30 Jan Hubicka <jh@suse.cz>
4000 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4001 optimized for speed.
4002 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4003 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4004 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4005 flag_gcse_after_reload_set): New static vars.
4006 (common_handle_option): Enable those flags for profile-use.
4007 (decode_options): Remove optimize_size flags that are handled
4008 on higher granuality.
4009 * tree-vectorizer.c (vectorize_loops): Use
4010 optimize_loop_nest_for_speed_p.
4011 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4012 * tree-predcom.c (tree_predictive_commoning): Use
4013 optimize_loop_for_speed_p.
4014 * varasm.c (assemble_start_function): Use
4015 optimize_function_for_speed_p.
4016 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4017 * predict.c (optimize_loop_for_speed_p): Fix walk.
4019 2008-08-30 Jan Hubicka <jh@suse.cz>
4021 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4023 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4024 profile presence locally.
4026 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4029 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4030 versions before 4.0.
4032 2008-08-29 Jan Hubicka <jh@suse.cz>
4034 * tree-inline.c (insert_init_stmt): Insert sequence even when
4037 2008-08-29 Jeff Law <law@redhat.com>
4039 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4040 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4041 location and class is an FP register.
4043 2008-08-29 Jan Hubicka <jh@suse.cz>
4045 * see.c (see_merge_one_def_extension): Silence used uninitialized
4047 * matrix-reorg.c (check_allocation_function): Likewise.
4048 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4050 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4053 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4054 compute new & and | in type rather than TREE_TYPE (arg0).
4056 * dwarf2out.c (fortran_common): Update comment.
4057 (gen_variable_die): Swap com_die and var_die variables in Fortran
4058 COMMON block handling code.
4060 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4062 * dwarf2out.c (gen_const_die): New function.
4063 (size_of_die, value_format, output_die): Output larger
4064 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4065 (native_encode_initializer): New function.
4066 (tree_add_const_value_attribute): Call it.
4067 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4069 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4070 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4071 TREE_THIS_VOLATILE to add_type_attribute.
4073 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4075 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4078 * dwarf2out.c (loc_by_reference): New function.
4079 (add_location_or_const_value_attribute): Use it.
4082 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4083 as DW_TAG_variable children of DW_TAG_common_block rather than
4084 DW_TAG_member children. Put DW_AT_external to individual
4085 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4087 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4088 loc_descriptor_from_tree_1.
4092 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4093 arguments to imported_module_or_decl.
4094 (debug_nothing_tree_tree): Removed.
4095 (debug_nothing_tree_tree_tree_bool): New prototype.
4096 * debug.c (do_nothing_debug_hooks): Adjust.
4097 (debug_nothing_tree_tree): Removed.
4098 (debug_nothing_tree_tree_tree_bool): New function.
4099 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4100 (gen_variable_die): Put all common vars for the
4101 same COMMON block under one DW_TAG_common_block.
4102 (declare_in_namespace): Return new context_die, for Fortran
4103 return the module DIE instead of adding extra declarations into
4105 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4106 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4107 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4109 (dwarf2out_global_decl): Don't skip Fortran global vars.
4110 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4111 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4112 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4113 DW_TAG_imported_declaration as child of previous
4114 DW_TAG_imported_module.
4115 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4116 * sdbout.c (sdb_debug_hooks): Likewise.
4117 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4119 2008-08-29 Jan Hubicka <jh@suse.cz>
4121 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4123 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4124 * ipa-cp.c (n_cloning_candidates): New static variable.
4125 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4126 (ipcp_print_all_lattices): Improve debug output.
4127 (ipcp_cloning_candidate_p): New function.
4128 (ipcp_initialize_node_lattices): Use it.
4129 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4130 (ipcp_propagate_stage): Prettier debug output.
4131 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4132 (ipcp_print_all_structures): Remove.
4133 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4134 (ipcp_insert_stage): Prettier debug output; call
4135 cgraph_remove_unreachable_nodes before propagating.
4136 (pass_ipa_cp): Schedule function removal pass.
4137 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4139 (cgraph_maybe_hot_edge_p): Move to ...
4140 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4141 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4142 (common_handle_option): Set them; enable ipa-cp when profiling.
4143 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4144 (ipa_print_all_jump_functions): Likewise.
4145 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4146 (ipa_print_node_params, ipa_print_all_params): New.
4147 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4148 ipa_print_all_param_flags): Remove.
4149 (ipa_print_node_params, ipa_print_all_params): New.
4151 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4153 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4154 change from 2008-04-03.
4155 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4157 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4160 * ira-color.c (push_allocnos_to_stack): Truncate
4161 removed_splay_allocno_vec.
4163 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4166 * ira-color (ira_fast_allocation): Don't assign hard registers to
4169 2008-08-29 Jan Hubicka <jh@suse.cz>
4172 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4173 for cold internal loops.
4175 2008-08-29 Richard Guenther <rguenther@suse.de>
4177 * tree-ssa-structalias.c (create_variable_info_for): Do not
4178 create fields for heap vars or vars with a noalias state.
4179 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4182 2008-08-29 Richard Guenther <rguenther@suse.de>
4184 * common.opt (ftree-store-ccp): Mark as preserved for
4185 backward compatibility.
4186 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4187 * tree-pass.h (pass_store_ccp): Remove.
4188 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4189 (first_vdef): Remove declaration.
4190 (get_value_loaded_by): Likewise.
4191 * tree-ssa-ccp.c (do_store_ccp): Remove.
4192 (get_default_value): Simplify as do_store_ccp is always false
4193 now. Do not initialize mem_ref.
4194 (set_value_varying): Likewise.
4195 (canonicalize_float_value): Likewise.
4196 (set_lattice_value): Likewise.
4197 (likely_value): Likewise.
4198 (surely_varying_stmt_p): Likewise.
4199 (ccp_initialize): Likewise.
4200 (ccp_lattice_meet): Likewise.
4201 (ccp_visit_phi_node): Likewise.
4202 (ccp_fold): Likewise.
4203 (evaluate_stmt): Likewise.
4204 (visit_assignment): Likewise.
4205 (ccp_visit_stmt): Likewise.
4206 (execute_ssa_ccp): Fold into ...
4207 (do_ssa_ccp): ... this.
4208 (do_ssa_store_ccp): Remove.
4209 (gate_store_ccp): Likewise.
4210 (pass_store_ccp): Likewise.
4211 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4213 * tree-ssa-propagate.c (first_vdef): Remove.
4214 (get_value_loaded_by): Likewise.
4215 (replace_vuses_in): Likewise.
4216 (substitute_and_fold): Do not call replace_vuses_in.
4217 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4219 2008-08-29 Richard Guenther <rguenther@suse.de>
4222 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4223 PARAM_NOALIAS tags with is_heapvar.
4224 * tree-ssa-operands.c (access_can_touch_variable): Offset
4225 based tests do not apply for heapvars. Fix offset test.
4227 2008-08-29 Jan Hubicka <jh@suse.cz>
4229 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4230 (-fipa-cp-clone): Enabled by default at -O3.
4231 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4232 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4234 2008-08-29 Jan Hubicka <jh@suse.cz>
4236 * tree.c (build_function_type_skip_args,
4237 build_function_decl_skip_args): New functions.
4238 * tree.h (build_function_type_skip_args,
4239 build_function_decl_skip_args): Declare.
4240 * gimple.c (giple_copy_call_skip_args): New function.
4241 (giple_copy_call_skip_args): Declare.
4243 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4244 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4245 (ipcp_node_modifiable_p): ... this one; use
4246 tree_versionable_function_p.
4247 (ipcp_create_replace_map): Improve debug output.
4248 (ipcp_need_redirect_p): Return false when not clonning.
4249 (ipcp_update_callgraph): Skip args.
4250 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4252 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4253 (save_inline_function_body): Update call of tree_function_versioning.
4254 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4255 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4257 (tree_function_versioning): Likewise.
4258 * tree-inline.h (tree_function_versioning): Update prototype.
4260 2008-08-29 Jan Hubicka <jh@suse.cz>
4262 * loop-unswitch.c (unswitch_single_loop): Use
4263 optimize_loop_for_speed_p.
4264 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4265 Use optimize_function_for_size_p.
4266 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4267 * postreload-gcse.c (eliminate_partially_redundant_load):
4268 Use optimize_bb_for_size_p.
4269 * value-prof.c (gimple_divmod_fixed_value_transform,
4270 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4271 gimple_stringops_transform): Use optimize_bb_for_size_p.
4272 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4273 * final.c (compute_alignments): Use optimize_function_for_size_p.
4274 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4275 (fold_builtin_strcpy, fold_builtin_fputs): Use
4276 optimize_function_for_size_p.
4277 * fold-const.c (tree_swap_operands_p): Use
4278 optimize_function_for_size_p.
4279 * recog.c (relax_delay_slots): Likewise.
4280 * tree-ssa-math-opts.c (replace_reciprocal):
4281 Use optimize_bb_for_speed_p.
4282 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4283 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4284 optimize_function_for_size_p.
4285 (cgraph_decide_inlining_of_small_function): Use
4286 optimize_function_for_size_p.
4287 * global.c (find_reg): Use optimize_function_for_size_p.
4288 * opts.c (decode_options): Do not clear flag_tree_ch,
4289 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4290 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4291 work it out from profile.
4292 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4293 optimize_loop_for_speed_p.
4294 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4296 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4297 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4298 * tree-eh.c (decide_copy_try_finally): Use
4299 optimize_function_for_size_p.
4300 * local-alloc.c (block_alloc): Pass BB pointer.
4301 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4302 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4303 * loop-unroll.c (decide_unrolling_and_peeling):
4304 Use optimize_loop_for_size_p.
4305 (decide_peel_completely): Likewise.
4306 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4307 optimize_loop_for_size_p.
4308 (vect_enhance_data_refs_alignment): Likewise.
4309 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4310 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4312 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4313 (try_crossjump_bb): Use optimize_bb_for_size_p.
4314 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4315 optimize_loop_for_speed_p.
4316 * bb-reorder.c (find_traces_1_round): Likewise.
4317 (copy_bb): Use optimize_bb_for_speed_p.
4318 (duplicate_computed_gotos): Likewise.
4319 * basic-block.h (optimize_loop_nest_for_size_p,
4320 optimize_loop_nest_for_speed_p): New.
4321 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4323 2008-08-29 Tristan Gingold <gingold@adacore.com>
4325 * gcov.c (main): Call expandargv.
4327 2008-08-29 Jan Hubicka <jh@suse.cz>
4329 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4331 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4333 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4334 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4336 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4338 2008-08-29 Jan Hubicka <jh@suse.cz>
4340 * tree-pass.h (pass_strip_predict_hints): Declare.
4341 * predict.c (strip_builtin_expect): Rename to ...
4342 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4343 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4344 (tree_estimate_probability): Do not strip builtin_expect.
4345 (pass_strip_predict_hints): New pass.
4346 * tree-inline.c (expand_call_inline): When inlining cold function,
4347 predict it as unlikely.
4348 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4350 2008-08-29 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/37207
4353 * tree-vrp.c (extract_range_from_binary_expr): Also try
4354 to constant fold if only one of the operands is a constant.
4356 2008-08-29 Nick Clifton <nickc@redhat.com>
4358 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4359 the same way as SYMBOL_REFs.
4361 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4363 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4365 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4367 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4368 * config/mips/mips.md (branch_likely): Remove const. Fix
4370 (define_delay for type "branch"): Change to only apply for branch
4371 with likely variant.
4372 (define_delay for type "branch" and "branch_likely" no). New delay
4374 (equality_op): New code iterator.
4375 (bbv, bbinv): New code attributes.
4376 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4379 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4380 Andrew Pinski <pinskia@gcc.gnu.org>
4383 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4385 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4387 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4388 rule that a symbolic constant must be defined and >= 0 for the
4389 corresponding facility to be present at compile-time.
4390 * gthr-posix.c: Likewise.
4392 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4394 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4395 * config/mips/mips.md (D): New mode attribute.
4396 (mulsi3, muldi3): Merge it into ...
4397 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4398 (muldi3_mul3): New pattern.
4399 (mulsi3_mult3): Rename to mulsi3_mul3.
4401 2008-08-28 Jan Hubicka <jh@suse.cz>
4403 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4405 * predict.c (always_optimize_for_size_p): Rename to ...
4406 (optimize_function_for_size): ... this one; make extern.
4407 (optimize_function_for_speed_p): New.
4408 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4409 optimize_edge_for_size_p,optimize_edge_for_size_p,
4410 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4411 * basic-block.h (optimize_function_for_size_p,
4412 optimize_function_for_speed_p): Declare.
4413 * i386.md (optimize_size checks): Replace them by appropriate
4415 (standard_80387_constant_p, ix86_compute_frame_layout,
4416 ix86_expand_epilogue, ix86_decompose_address,
4417 print_operand, emit_i387_cw_initialization,
4418 inline_memory_move_cost, ix86_pad_returns,
4419 ix86_reorg): Replace optimize_size checks.
4421 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4423 * rtl.h (simplify_subreg_regno): Declare.
4424 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4425 * simplify-rtx.c (simplify_subreg): ...here.
4426 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4427 subreg_offset_representable_p.
4429 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4432 * c-typeck.c (convert_for_assignment): Give a note describing what
4433 was passed and what was expected.
4435 2008-08-28 Joey Ye <joey.ye@intel.com>
4437 * doc/extend.texi: Document AVX built-in functions.
4438 * doc/invoke.texi: Document -mavx.
4440 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4441 Joey Ye <joey.ye@intel.com>
4442 Xuepeng Guo <xuepeng.guo@intel.com>
4444 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4446 * config/i386/cpuid.h (bit_FMA): New.
4447 (bit_XSAVE): Likewise.
4448 (bit_OSXSAVE): Likewise.
4449 (bit_AVX): Likewise.
4451 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4452 define. Use ASM_OUTPUT_AVX_PREFIX.
4454 * config/i386/gmmintrin.h: New.
4456 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4457 (OPTION_MASK_ISA_AVX_SET): New.
4458 (OPTION_MASK_ISA_FMA_SET): Likewise.
4459 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4460 (OPTION_MASK_ISA_FMA_SET): Likewise.
4461 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4462 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4463 (pta_flags): Add PTA_AVX and PTA_FMA.
4464 (override_options): Handle PTA_AVX and PTA_FMA.
4465 (init_cumulative_args): Handle warn_avx.
4466 (classify_argument): Return 0 for COImode and OImode. Return
4467 1 and X86_64_AVX_CLASS for 256bit vector types.
4468 (examine_argument): Handle X86_64_AVX_CLASS.
4469 (construct_container): Likewise.
4470 (function_arg_advance_32): Pass OImode and 256bit vector types
4472 (function_arg_advance_64): Take a new argument to indicate if a
4473 parameter is named. Handle 256bit vector types. Return
4474 immediately for unnamed 256bit vector mode parameters.
4475 (function_arg_advance): Updated.
4476 (function_arg_32): Add comments for TImode. Handle OImode
4477 and 256bit vector types.
4478 (function_arg_64): Take a new argument to indicate if a
4479 parameter is named. Handle 256bit vector types. Return NULL
4480 for unnamed 256bit vector mode parameters.
4481 (function_arg): Updated.
4482 (setup_incoming_varargs_64): Support
4483 AVX encoding for *sse_prologue_save_insn.
4484 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4485 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4486 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4487 enabled, otherwise return -3.
4488 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4490 (print_reg): Support AVX registers. Handle 'x' and 't'.
4491 Handle 'd' to duplicate the operand.
4492 (print_operand): Likewise. Also support AVX vector compare
4494 (output_387_binary_op): Support AVX.
4495 (output_fp_compare): Likewise.
4496 (ix86_expand_vector_move_misalign): Likewise.
4497 (ix86_attr_length_vex_default): New.
4498 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4499 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4500 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4501 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4502 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4503 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4504 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4505 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4506 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4507 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4508 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4509 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4510 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4511 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4512 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4513 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4514 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4515 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4516 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4517 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4518 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4519 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4520 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4521 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4522 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4523 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4524 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4525 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4526 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4527 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4528 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4529 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4530 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4531 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4532 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4533 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4534 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4535 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4536 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4537 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4538 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4539 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4540 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4541 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4542 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4543 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4544 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4545 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4546 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4547 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4548 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4549 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4550 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4551 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4552 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4553 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4554 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4555 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4556 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4557 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4558 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4559 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4560 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4561 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4562 and IX86_BUILTIN_MOVMSKPS256,
4563 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4564 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4565 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4566 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4567 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4568 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4569 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4570 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4571 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4572 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
4573 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
4574 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
4575 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
4576 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
4577 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
4578 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
4579 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
4580 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
4581 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
4582 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
4583 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
4584 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
4585 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
4586 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
4587 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
4588 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
4589 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
4590 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
4591 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4592 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4593 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
4594 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
4595 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
4596 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
4597 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
4598 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
4599 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
4600 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
4601 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4602 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4603 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4604 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4605 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
4606 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
4607 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
4608 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
4609 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
4610 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
4611 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
4612 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
4613 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
4614 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
4615 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4616 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
4617 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4618 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
4619 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4620 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4622 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
4623 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
4624 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
4625 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4626 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4627 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4628 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
4629 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4630 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
4631 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4632 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
4633 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
4634 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
4635 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
4636 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
4637 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
4638 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4639 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4640 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4641 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4642 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4643 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4644 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4645 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4646 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4647 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4648 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4649 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4650 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4651 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4652 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4653 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4654 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4655 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
4656 IX86_BUILTIN_MOVMSKPS256.
4657 (ix86_init_mmx_sse_builtins): Support AVX builtins.
4658 (ix86_expand_args_builtin): Likewise.
4659 (ix86_expand_special_args_builtin): Likewise.
4660 (ix86_hard_regno_mode_ok): Handle AVX modes.
4661 (ix86_expand_vector_init_duplicate): Likewise.
4662 (ix86_expand_vector_init_one_nonzero): Likewise.
4663 (ix86_expand_vector_init_one_var): Likewise.
4664 (ix86_expand_vector_init_concat): Likewise.
4665 (ix86_expand_vector_init_general): Likewise.
4666 (ix86_expand_vector_set): Likewise.
4667 (ix86_vector_mode_supported_p): Likewise.
4668 (x86_extended_reg_mentioned_p): Check INSN_P before using
4671 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
4672 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
4674 * config/i386/i386.h (TARGET_AVX): New.
4675 (TARGET_FMA): Likewise.
4676 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
4677 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
4678 (VALID_AVX256_REG_MODE): New.
4679 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4680 (AVX_FLOAT_MODE_P): Likewise.
4681 (AVX128_VEC_FLOAT_MODE_P): Likewise.
4682 (AVX256_VEC_FLOAT_MODE_P): Likewise.
4683 (AVX_VEC_FLOAT_MODE_P): Likewise.
4684 (ASM_OUTPUT_AVX_PREFIX): Likewise.
4685 (ASM_OUTPUT_OPCODE): Likewise.
4686 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
4688 (SSE_REG_MODE_P): Allow 256bit vector modes.
4689 (ix86_args): Add a warn_avx field.
4691 * config/i386/i386.md (UNSPEC_PCMP): New.
4692 (UNSPEC_VPERMIL): Likewise.
4693 (UNSPEC_VPERMIL2): Likewise.
4694 (UNSPEC_VPERMIL2F128): Likewise.
4695 (UNSPEC_MASKLOAD): Likewise.
4696 (UNSPEC_MASKSTORE): Likewise.
4697 (UNSPEC_CAST): Likewise.
4698 (UNSPEC_VTESTP): Likewise.
4699 (UNSPECV_VZEROALL): Likewise.
4700 (UNSPECV_VZEROUPPER): Likewise.
4701 (XMM0_REG): Likewise.
4702 (XMM1_REG): Likewise.
4703 (XMM2_REG): Likewise.
4704 (XMM3_REG): Likewise.
4705 (XMM4_REG): Likewise.
4706 (XMM5_REG): Likewise.
4707 (XMM6_REG): Likewise.
4708 (XMM8_REG): Likewise.
4709 (XMM9_REG): Likewise.
4710 (XMM10_REG): Likewise.
4711 (XMM11_REG): Likewise.
4712 (XMM12_REG): Likewise.
4713 (XMM13_REG): Likewise.
4714 (XMM14_REG): Likewise.
4715 (XMM15_REG): Likewise.
4717 (prefix_vex_imm8): Likewise.
4718 (prefix_vex_w): Likewise.
4719 (length_vex): Likewise.
4722 (*avx_ashlti3): Likewise.
4723 (*avx_lshrti3): Likewise.
4724 (*avx_setcc<mode>): Likewise.
4725 (*fop_<mode>_comm_mixed_avx): Likewise.
4726 (*fop_<mode>_comm_avx): Likewise.
4727 (*fop_<mode>_1_mixed_avx): Likewise.
4728 (*fop_<mode>_1_avx): Likewise.
4729 (*avx_<code><mode>3): Likewise.
4730 (*avx_ieee_smin<mode>3): Likewise.
4731 (*avx_ieee_smax<mode>3): Likewise.
4732 (mode): Add OI, V8SF and V4DF.
4733 (length): Support VEX prefix.
4734 (*cmpfp_i_mixed): Set prefix attribute.
4735 (*cmpfp_i_sse): Likewise.
4736 (*cmpfp_iu_mixed): Likewise.
4737 (*cmpfp_iu_sse): Likewise.
4738 (*movsi_1): Support AVX.
4739 (*movdi_2): Likewise.
4740 (*movdi_1_rex64): Likewise.
4741 (*movti_internal): Likewise.
4742 (*movti_rex64): Likewise.
4743 (*movsf_1): Likewise.
4744 (*movdf_nointeger): Likewise.
4745 (*movdf_integer_rex64): Likewise.
4746 (*movtf_internal): Likewise.
4747 (zero_extendsidi2_32): Likewise.
4748 (zero_extendsidi2_rex64): Likewise.
4749 (*extendsfdf2_mixed): Likewise.
4750 (*extendsfdf2_sse): Likewise.
4751 (*truncdfsf_fast_mixed): Likewise.
4752 (*truncdfsf_fast_sse): Likewise.
4753 (*truncdfsf_mixed): Likewise.
4754 (fix_trunc<mode>di_sse): Likewise.
4755 (fix_trunc<mode>si_sse): Likewise.
4756 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
4757 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
4758 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
4759 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
4760 (*rcpsf2_sse): Likewise.
4761 (*rsqrtsf2_sse): Likewise.
4762 (*sqrt<mode>2_sse): Likewise.
4763 (sse4_1_round<mode>2): Likewise.
4764 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
4765 Support AVX. Set length attribute properly for AVX.
4767 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
4768 (VECTOR_MODES (FLOAT, 32)): Likewise.
4769 (VECTOR_MODE (INT, DI, 8)): Likewise.
4770 (VECTOR_MODE (INT, HI, 32)): Likewise.
4771 (VECTOR_MODE (INT, QI, 64)): Likewise.
4772 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
4773 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
4774 (VECTOR_MODE (INT, DI, 4)): Removed.
4775 (VECTOR_MODE (INT, SI, 8)): Likewise.
4776 (VECTOR_MODE (INT, HI, 16)): Likewise.
4777 (VECTOR_MODE (INT, QI, 32)): Likewise.
4778 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
4779 (INT_MODE (OI, 32)): Likewise.
4781 * config/i386/i386.opt (mavx): New.
4784 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
4786 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
4787 (*mov<mode>_internal_avx): New.
4788 (*movv2sf_internal_rex64_avx): Likewise.
4789 (*movv2sf_internal_avx): Likewise.
4791 * config/i386/predicates.md (const_4_to_5_operand): New.
4792 (const_6_to_7_operand): Likewise.
4793 (const_8_to_11_operand): Likewise.
4794 (const_12_to_15_operand): Likewise.
4795 (avx_comparison_float_operator): Likewise.
4797 * config/i386/sse.md (AVX256MODEI): New.
4798 (AVX256MODE): Likewise.
4799 (AVXMODEQI): Likewise.
4800 (AVXMODE): Likewise.
4801 (AVX256MODEF2P): Likewise.
4802 (AVX256MODE2P): Likewise.
4803 (AVX256MODE4P): Likewise.
4804 (AVX256MODE8P): Likewise.
4805 (AVXMODEF2P): Likewise.
4806 (AVXMODEF4P): Likewise.
4807 (AVXMODEDCVTDQ2PS): Likewise.
4808 (AVXMODEDCVTPS2DQ): Likewise.
4809 (avxvecmode): Likewise.
4810 (avxvecpsmode): Likewise.
4811 (avxhalfvecmode): Likewise.
4812 (avxscalarmode): Likewise.
4813 (avxcvtvecmode): Likewise.
4814 (avxpermvecmode): Likewise.
4815 (avxmodesuffixf2c): Likewise.
4816 (avxmodesuffixp): Likewise.
4817 (avxmodesuffixs): Likewise.
4818 (avxmodesuffix): Likewise.
4819 (vpermilbits): Likewise.
4820 (pinsrbits): Likewise.
4821 (mov<mode>): Likewise.
4822 (*mov<mode>_internal): Likewise.
4823 (push<mode>1): Likewise.
4824 (movmisalign<mode>): Likewise.
4825 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4826 (avx_movdqu<avxmodesuffix>): Likewise.
4827 (avx_lddqu<avxmodesuffix>): Likewise.
4828 (<plusminus_insn><mode>3): Likewise.
4829 (*avx_<plusminus_insn><mode>3): Likewise.
4830 (*avx_vm<plusminus_insn><mode>3): Likewise.
4831 (mul<mode>3): Likewise.
4832 (*avx_mul<mode>3): Likewise.
4833 (*avx_vmmul<mode>3): Likewise.
4834 (divv8sf3): Likewise.
4835 (divv4df3): Likewise.
4836 (avx_div<mode>3): Likewise.
4837 (*avx_div<mode>3): Likewise.
4838 (*avx_vmdiv<mode>3): Likewise.
4839 (avx_rcpv8sf2): Likewise.
4840 (*avx_vmrcpv4sf2): Likewise.
4841 (sqrtv8sf2): Likewise.
4842 (avx_sqrtv8sf2): Likewise.
4843 (*avx_vmsqrt<mode>2): Likewise.
4844 (rsqrtv8sf2): Likewise.
4845 (avx_rsqrtv8sf2): Likewise.
4846 (*avx_vmrsqrtv4sf2): Likewise.
4847 (<code><mode>3): Likewise.
4848 (*avx_<code><mode>3_finite): Likewise.
4849 (*avx_<code><mode>3): Likewise.
4850 (*avx_vm<code><mode>3): Likewise.
4851 (*avx_ieee_smin<mode>3): Likewise.
4852 (*avx_ieee_smax<mode>3): Likewise.
4853 (avx_addsubv8sf3): Likewise.
4854 (avx_addsubv4df3): Likewise.
4855 (*avx_addsubv4sf3): Likewise.
4856 (*avx_addsubv2df3): Likewise.
4857 (avx_h<plusminus_insn>v4df3): Likewise.
4858 (avx_h<plusminus_insn>v8sf3): Likewise.
4859 (*avx_h<plusminus_insn>v4sf3): Likewise.
4860 (*avx_h<plusminus_insn>v2df3): Likewise.
4861 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
4862 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
4863 (*avx_maskcmp<mode>3): Likewise.
4864 (avx_nand<mode>3): Likewise.
4865 (*avx_<code><mode>3): Likewise.
4866 (*avx_nand<mode>3): Likewise.
4867 (*avx_<code><mode>3): Likewise.
4868 (*avx_cvtsi2ss): Likewise.
4869 (*avx_cvtsi2ssq): Likewise.
4870 (*avx_cvtsi2sd): Likewise.
4871 (*avx_cvtsi2sdq): Likewise.
4872 (*avx_cvtsd2ss): Likewise.
4873 (avx_cvtss2sd): Likewise.
4874 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
4875 (avx_cvtps2dq<avxmodesuffix>): Likewise.
4876 (avx_cvttps2dq<avxmodesuffix>): Likewise.
4877 (*avx_cvtsi2sd): Likewise.
4878 (*avx_cvtsi2sdq): Likewise.
4879 (avx_cvtdq2pd256): Likewise.
4880 (avx_cvtpd2dq256): Likewise.
4881 (avx_cvttpd2dq256): Likewise.
4882 (*avx_cvtsd2ss): Likewise.
4883 (*avx_cvtss2sd): Likewise.
4884 (avx_cvtpd2ps256): Likewise.
4885 (avx_cvtps2pd256): Likewise.
4886 (*avx_movhlps): Likewise.
4887 (*avx_movlhps): Likewise.
4888 (avx_unpckhps256): Likewise.
4889 (*avx_unpckhps): Likewise.
4890 (avx_unpcklps256): Likewise.
4891 (*avx_unpcklps): Likewise.
4892 (avx_movshdup256): Likewise.
4893 (avx_movsldup256): Likewise.
4894 (avx_shufps256): Likewise.
4895 (avx_shufps256_1): Likewise.
4896 (*avx_shufps_<mode>): Likewise.
4897 (*avx_loadhps): Likewise.
4898 (*avx_storelps): Likewise.
4899 (*avx_loadlps): Likewise.
4900 (*avx_movss): Likewise.
4901 (*vec_dupv4sf_avx): Likewise.
4902 (*vec_concatv2sf_avx): Likewise.
4903 (*vec_concatv4sf_avx): Likewise.
4904 (*vec_setv4sf_0_avx): Likewise.
4905 (*vec_setv4sf_avx): Likewise.
4906 (*avx_insertps): Likewise.
4907 (avx_vextractf128<mode>): Likewise.
4908 (vec_extract_lo_<mode>): Likewise.
4909 (vec_extract_hi_<mode>): Likewise.
4910 (vec_extract_lo_<mode>): Likewise.
4911 (vec_extract_hi_<mode>): Likewise.
4912 (vec_extract_lo_v16hi): Likewise.
4913 (vec_extract_hi_v16hi): Likewise.
4914 (vec_extract_lo_v32qi): Likewise.
4915 (vec_extract_hi_v32qi): Likewise.
4916 (avx_unpckhpd256): Likewise.
4917 (*avx_unpckhpd): Likewise.
4918 (avx_movddup256): Likewise.
4919 (*avx_movddup): Likewise.
4920 (avx_unpcklpd256): Likewise.
4921 (*avx_unpcklpd): Likewise.
4922 (avx_shufpd256): Likewise.
4923 (avx_shufpd256_1): Likewise.
4924 (*avx_punpckhqdq): Likewise.
4925 (*avx_punpcklqdq): Likewise.
4926 (*avx_shufpd_<mode>): Likewise.
4927 (*avx_storehpd): Likewise.
4928 (*avx_loadhpd): Likewise.
4929 (*avx_loadlpd): Likewise.
4930 (*avx_movsd): Likewise.
4931 (*vec_concatv2df_avx): Likewise.
4932 (*avx_<plusminus_insn><mode>3): Likewise.
4933 (*avx_<plusminus_insn><mode>3): Likewise.
4934 (*avx_mulv8hi3): Likewise.
4935 (*avxv8hi3_highpart): Likewise.
4936 (*avx_umulv8hi3_highpart): Likewise.
4937 (*avx_umulv2siv2di3): Likewise.
4938 (*avx_mulv2siv2di3): Likewise.
4939 (*avx_pmaddwd): Likewise.
4940 (*avx_mulv4si3): Likewise.
4941 (*avx_ashr<mode>3): Likewise.
4942 (*avx_lshr<mode>3): Likewise.
4943 (*avx_ashl<mode>3): Likewise.
4944 (*avx_<code><mode>3): Likewise.
4945 (*avx_eq<mode>3): Likewise.
4946 (*avx_gt<mode>3): Likewise.
4947 (*avx_nand<mode>3): Likewise.
4948 (*avx_nand<mode>3): Likewise.
4949 (*avx_<code><mode>3): Likewise.
4950 (*avx_<code><mode>3): Likewise.
4951 (*avx_packsswb): Likewise.
4952 (*avx_packssdw): Likewise.
4953 (*avx_packuswb): Likewise.
4954 (*avx_punpckhbw): Likewise.
4955 (*avx_punpcklbw): Likewise.
4956 (*avx_punpckhwd): Likewise.
4957 (*avx_punpcklwd): Likewise.
4958 (*avx_punpckhdq): Likewise.
4959 (*avx_punpckldq): Likewise.
4960 (*avx_pinsr<avxmodesuffixs>): Likewise.
4961 (*avx_pinsrq): Likewise.
4962 (*avx_loadld): Likewise.
4963 (*vec_extractv2di_1_rex64_avx): Likewise.
4964 (*vec_extractv2di_1_avx): Likewise.
4965 (*vec_dupv2di_avx): Likewise.
4966 (*vec_concatv2si_avx): Likewise.
4967 (*vec_concatv4si_1_avx): Likewise.
4968 (*vec_concatv2di_avx): Likewise.
4969 (*vec_concatv2di_rex64_avx): Likewise.
4970 (*avx_uavgv16qi3): Likewise.
4971 (*avx_uavgv8hi3): Likewise.
4972 (*avx_psadbw): Likewise.
4973 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
4974 (*avx_phaddwv8hi3): Likewise.
4975 (*avx_phadddv4si3): Likewise.
4976 (*avx_phaddswv8hi3): Likewise.
4977 (*avx_phsubwv8hi3): Likewise.
4978 (*avx_phsubdv4si3): Likewise.
4979 (*avx_phsubswv8hi3): Likewise.
4980 (*avx_pmaddubsw128): Likewise.
4981 (*avx_pmulhrswv8hi3): Likewise.
4982 (*avx_pshufbv16qi3): Likewise.
4983 (*avx_psign<mode>3): Likewise.
4984 (*avx_palignrti): Likewise.
4985 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4986 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4987 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4988 (*avx_mpsadbw): Likewise.
4989 (*avx_packusdw): Likewise.
4990 (*avx_pblendvb): Likewise.
4991 (*avx_pblendw): Likewise.
4992 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
4993 (avx_ptest256): Likewise.
4994 (avx_roundp<avxmodesuffixf2c>256): Likewise.
4995 (*avx_rounds<ssemodesuffixf2c>): Likewise.
4996 (*avx_aesenc): Likewise.
4997 (*avx_aesenclast): Likewise.
4998 (*avx_aesdec): Likewise.
4999 (*avx_aesdeclast): Likewise.
5000 (avx_vzeroupper): Likewise.
5001 (avx_vzeroupper_rex64): Likewise.
5002 (avx_vpermil<mode>): Likewise.
5003 (avx_vpermilvar<mode>3): Likewise.
5004 (avx_vpermil2<mode>3): Likewise.
5005 (avx_vperm2f128<mode>3): Likewise.
5006 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5007 (avx_vbroadcastss256): Likewise.
5008 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5009 (avx_vinsertf128<mode>): Likewise.
5010 (vec_set_lo_<mode>): Likewise.
5011 (vec_set_hi_<mode>): Likewise.
5012 (vec_set_lo_<mode>): Likewise.
5013 (vec_set_hi_<mode>): Likewise.
5014 (vec_set_lo_v16hi): Likewise.
5015 (vec_set_hi_v16hi): Likewise.
5016 (vec_set_lo_v32qi): Likewise.
5017 (vec_set_hi_v32qi): Likewise.
5018 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5019 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5020 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5021 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5022 (vec_init<mode>): Likewise.
5023 (*vec_concat<mode>_avx): Likewise.
5024 (blendbits): Support V8SF and V4DF.
5025 (sse2_movq128): Support AVX.
5026 (<sse>_movnt<mode>): Likewise.
5027 (sse2_movntv2di): Likewise.
5028 (sse_rcpv4sf2): Likewise.
5029 (sse_sqrtv4sf2): Likewise.
5030 (sse_rsqrtv4sf2): Likewise.
5031 (<sse>_comi): Likewise.
5032 (<sse>_ucomi): Likewise.
5033 (sse_cvtss2si): Likewise.
5034 (sse_cvtss2si_2): Likewise.
5035 (sse_cvtss2siq): Likewise.
5036 (sse_cvtss2siq_2): Likewise.
5037 (sse_cvttss2si): Likewise.
5038 (sse_cvttss2siq): Likewise.
5039 (sse2_cvtsd2si): Likewise.
5040 (sse2_cvtsd2si_2): Likewise.
5041 (sse2_cvtsd2siq): Likewise.
5042 (sse2_cvtsd2siq_2): Likewise.
5043 (sse2_cvttsd2si): Likewise.
5044 (sse2_cvttsd2siq): Likewise.
5045 (sse2_cvtdq2pd): Likewise.
5046 (*sse2_cvtpd2dq): Likewise.
5047 (*sse2_cvttpd2dq): Likewise.
5048 (*sse2_cvtpd2ps): Likewise.
5049 (sse2_cvtps2pd): Likewise.
5050 (sse3_movshdup): Likewise.
5051 (sse3_movsldup): Likewise.
5052 (sse_storehps): Likewise.
5053 (*sse4_1_extractps): Likewise.
5054 (sse2_storelpd): Likewise.
5055 (vec_dupv2df_sse3): Likewise.
5056 (*vec_concatv2df_sse3): Likewise.
5057 (*sse4_1_pextrb): Likewise.
5058 (*sse4_1_pextrb_memory): Likewise.
5059 (*sse2_pextrw): Likewise.
5060 (*sse4_1_pextrw_memory): Likewise.
5061 (*sse4_1_pextrd): Likewise.
5062 (*sse4_1_pextrq): Likewise.
5063 (sse2_pshufd_1): Likewise.
5064 (sse2_pshuflw_1): Likewise.
5065 (sse2_pshufhw_1): Likewise.
5066 (*sse2_storeq_rex64): Likewise.
5067 (*vec_dupv4si): Likewise.
5068 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5069 (sse2_pmovmskb): Likewise.
5070 (*sse2_maskmovdqu): Likewise.
5071 (*sse2_maskmovdqu_rex64): Likewise.
5072 (sse_ldmxcsr): Likewise.
5073 (sse_stmxcsr): Likewise.
5074 (abs<mode>2): Likewise.
5075 (sse4_1_movntdqa): Likewise.
5076 (sse4_1_phminposuw): Likewise.
5077 (sse4_1_extendv8qiv8hi2): Likewise.
5078 (*sse4_1_extendv8qiv8hi2): Likewise.
5079 (sse4_1_extendv4qiv4si2): Likewise.
5080 (*sse4_1_extendv4qiv4si2): Likewise.
5081 (sse4_1_extendv2qiv2di2): Likewise.
5082 (*sse4_1_extendv2qiv2di2): Likewise.
5083 (sse4_1_extendv4hiv4si2): Likewise.
5084 (*sse4_1_extendv4hiv4si2): Likewise.
5085 (sse4_1_extendv2hiv2di2): Likewise.
5086 (*sse4_1_extendv2hiv2di2): Likewise.
5087 (sse4_1_extendv2siv2di2): Likewise.
5088 (*sse4_1_extendv2siv2di2): Likewise.
5089 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5090 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5091 (sse4_1_zero_extendv4qiv4si2): Likewise.
5092 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5093 (sse4_1_zero_extendv2qiv2di2): Likewise.
5094 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5095 (sse4_1_zero_extendv4hiv4si2): Likewise.
5096 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5097 (sse4_1_zero_extendv2hiv2di2): Likewise.
5098 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5099 (sse4_1_zero_extendv2siv2di2): Likewise.
5100 (*sse4_1_zero_extendv2siv2di2): Likewise.
5101 (sse4_1_ptest): Likewise.
5102 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5103 (sse4_2_pcmpestri): Likewise.
5104 (sse4_2_pcmpestrm): Likewise.
5105 (sse4_2_pcmpistri): Likewise.
5106 (sse4_2_pcmpistrm): Likewise.
5108 (aeskeygenassist): Likewise.
5110 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5112 * config/i386/predicates.md (vzeroall_operation): New.
5114 * config/i386/sse.md (avx_vzeroall): New.
5115 (*avx_vzeroall): Likewise.
5117 2008-08-28 Paul Brook <paul@codesourcery.com>
5118 Mark Shinwell <shinwell@codesourcery.com>
5119 Richard Earnshaw <richard.earnshaw@arm.com>
5121 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5122 (TARGET_MIN_ANCHOR_OFFSET): New.
5123 (arm_override_options): Set correct anchor ranges for Thumb-1
5124 and Thumb-2 if required.
5125 (legitimize_pic_address): Handle case involving a TLS symbol
5126 reference with an addend.
5127 (arm_optimization_options): Enable section anchors at -O1 and
5129 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5130 * config/arm/arm-protos.h (arm_optimization_options): New.
5132 2008-08-28 Nick Clifton <nickc@redhat.com>
5134 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5135 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5138 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5139 * config/v850/v850.md (return): Remove frame size restriction.
5141 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5143 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5145 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5147 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5149 2008-08-28 Paul Brook <paul@codesourcery.com>
5151 * config/arm/vfp11.md: Update license notice.
5152 * config/arm/cortex-r4.md: Ditto.
5154 2008-08-28 Richard Guenther <rguenther@suse.de>
5156 PR tree-optimization/37207
5157 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5160 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5163 * tree.c (int_fits_type_p): Don't forget unsigned integers
5164 of type sizetype which higher end word equals -1.
5166 2008-08-28 Ira Rosen <irar@il.ibm.com>
5168 * target.h (struct vectorize): Add new target builtin.
5169 * tree-vectorizer.c (destroy_loop_vec_info): Call
5170 vect_free_slp_instance instead of vect_free_slp_node.
5171 * tree-vectorizer.h (enum slp_load_perm_type): New.
5172 (struct _slp_instance): Add new fields.
5173 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5174 (SLP_INSTANCE_LOADS): New.
5175 (vect_free_slp_tree): Remove.
5176 (vect_free_slp_instance): Declare.
5177 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5178 (vectorizable_load): Add argument.
5179 (vect_transform_slp_perm_load): New.
5180 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5182 (vect_get_place_in_interleaving_chain): New function.
5183 (vect_free_slp_tree): Make static.
5184 (vect_free_slp_instance): New function.
5185 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5186 collect the load location in the interleaving chain.
5187 (vect_supported_slp_permutation_p): New function.
5188 (vect_supported_load_permutation_p): Likewise.
5189 (vect_analyze_slp_instance): In case of loads permutation, call
5190 vect_supported_load_permutation_p to check that the permutation is
5192 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5193 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5194 (vect_create_mask_and_perm): New function.
5195 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5196 (vectorizable_load): Add an argument. Don't keep the created vectors
5197 statements in the node if permutation is required. Call
5198 vect_transform_slp_perm_load to generate the permutation.
5199 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5200 additional argument.
5201 (vect_schedule_slp_instance): In case of loads permutation, allocate
5202 vectorized statements structure for all the related SLP nodes. Call
5203 vect_transform_stmt with addditional argument.
5204 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5205 * config/spu/spu.c (spu_builtin_vec_perm): New.
5206 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5207 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5208 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5209 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5211 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5213 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5214 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5215 __gthread_cond_signal, __gthread_cond_timedwait,
5216 __gthread_cond_timedwait_recursive): New functions.
5217 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5219 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5222 2008-08-28 Richard Guenther <rguenther@suse.de>
5225 * fold-const.c (maybe_canonicalize_comparison_1): Require
5226 undefined overflow only for canonicalizing A +- CST cmp CST.
5227 Make sure to not generate new constants that are not inside
5228 their TYPE_MIN/MAX_VALUE range.
5229 (maybe_canonicalize_comparison): Remove undefined overflow
5231 (fold_binary): Remove now duplicate folding.
5233 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5235 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5236 use not updated in the last change.
5238 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5240 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5241 (IRA_COVER_CLASSES): Add FPUL_REGS.
5243 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5246 * c-common.c (conversion_warning): Check for null operands.
5248 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5251 * c-decl.c (check_for_loop_decls): Improve error message. Give
5254 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5257 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5258 (convert_for_assignment): Pass corrent OPT_W* parameter to
5259 WARN_FOR_ASSIGNMENT.
5261 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5264 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5266 2008-08-27 Paul Brook <paul@codesourcery.com>
5268 * config.gcc: Loosen checks for arm uclinux eabi targets.
5270 2008-08-27 Paul Brook <paul@codesourcery.com>
5272 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5274 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5276 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5278 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5279 the enumerators of an ENUMERAL_TYPE.
5280 * dbxout.c (dbxout_type): Ditto.
5282 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5285 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5286 (fwprop_addr): Check that the loop_father is not the outer loop.
5288 2008-08-26 Paul Brook <paul@codesourcery.com>
5290 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5291 Remove documentation entry for fmul type.
5292 Use fmuls to annotate single-precision multiplication patterns,
5293 fmuld to annotate double-precision multiplication patterns,
5294 fmacs to annotate single-precision multiply-accumulate patterns
5295 and fmacd to annotate double-precision multiply-accumulate patterns.
5296 * config/arm/vfp11.md: Update reservations accordingly.
5297 * config/arm/arm.md: Note that certain values of the "type"
5298 attribute are documented in vfp.md.
5299 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5300 (v10_cvt): Use new fmul types.
5302 2008-08-26 Paul Brook <paul@codesourcery.com>
5304 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5305 * config/arm/vfp11.md: ...here. New.
5306 * config/arm/arm.md: Include vfp11.md.
5308 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5310 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5311 parameter to inform call.
5313 2008-08-26 Jeff Law <law@redhat.com>
5315 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5316 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5317 preferred class when copying a constant into a partial word register.
5319 2008-08-26 Ben Elliston <bje@au.ibm.com>
5321 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5322 * cp/typeck.c: Likewise.
5323 * cp/tree.c: Likewise.
5324 * gimple-low.c: Likewise.
5327 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5329 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5330 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5332 * doc/passes.texi: Describe IRA.
5334 * doc/tm.texi (IRA_COVER_CLASSES,
5335 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5337 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5338 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5339 -fira-propagate-cost, -fno-ira-share-save-slots,
5340 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5342 * flags.h (ira_algorithm): New enumeration.
5343 (flag_ira_algorithm, flag_ira_verbose): New external variable
5346 * postreload.c (gate_handle_postreload): Don't do post reload
5347 optimizations unless the reload is completed.
5349 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5352 * tree-pass.h (pass_ira): New external variable declaration.
5354 * reload.h: Add 2008 to the Copyright.
5356 * cfgloopanal.c: Include params.h.
5357 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5360 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5362 * toplev.c (ira.h): New include.
5363 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5364 (backend_init_target): Call ira_init.
5365 (backend_init): Call ira_init_once.
5366 (finalize): Call finish_ira_once.
5368 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5369 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5372 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5373 may_move_out_cost): New external variable declarations.
5374 (move_table): New typedef.
5376 * caller-save.c: Include headers output.h and ira.h.
5377 (no_caller_save_reg_set): New global variable.
5378 (save_slots_num, save_slots): New variables.
5379 (reg_save_code, reg_restore_code, add_stored_regs): Add
5381 (init_caller_save): Set up no_caller_save_reg_set.
5382 (init_save_areas): Reset save_slots_num.
5383 (saved_hard_reg): New structure.
5384 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5385 (initiate_saved_hard_regs, new_saved_hard_reg,
5386 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5388 (setup_save_areas): Add code for sharing stack slots.
5389 (all_blocks): New variable.
5390 (save_call_clobbered_regs): Process pseudo-register too.
5391 (mark_set_regs): Process pseudo-register too.
5392 (insert_one_insn): Put the insn after bb note in a empty basic
5393 block. Add insn check.
5395 * global.c (eliminable_regset): Make it external.
5396 (mark_elimination): Use DF_LR_IN for IRA.
5397 (pseudo_for_reload_consideration_p): New.
5398 (build_insn_chain): Make it external. Don't ignore spilled
5399 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5400 (gate_handle_global_alloc): New function.
5401 (pass_global_alloc): Add the gate function.
5403 * opts.c (decode_options): Set up flag_ira. Print the warning for
5405 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5407 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5409 * regmove.c (regmove_optimize): Don't do replacement of output for
5412 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5413 New external variable declarations.
5415 * local-alloc.c (update_equiv_regs): Make it external. Return
5416 true if jump label rebuilding should be done. Rescan new_insn for
5418 (gate_handle_local_alloc): New function.
5419 (pass_local_alloc): Add the gate function.
5421 * alias.c (value_addr_p, stack_addr_p): New functions.
5422 (nonoverlapping_memrefs_p): Use them for IRA.
5424 * common.opt (fira, fira-algorithm, fira-coalesce,
5425 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5426 fira-verbose): New options.
5428 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5429 move_cost, may_move_in_cost, may_move_out_cost): Make the
5431 (move_table): Remove typedef.
5432 (init_move_cost): Make it external.
5433 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5436 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5437 setup_reg_classes): New function prototypes.
5438 (eliminable_regset): New external variable declaration.
5439 (build_insn_chain, update_equiv_regs): New function prototypes.
5441 * Makefile.in (IRA_INT_H): New definition.
5442 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5443 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5444 (reload1.o, toplev.o): Add dependence on ira.h.
5445 (cfgloopanal.o): Add PARAMS_H.
5446 (caller-save.o): Add dependence on output.h and ira.h.
5447 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5448 ira-emit.o, ira-lives.o): New entries.
5450 * passes.c (pass_ira): New pass.
5452 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5454 * reload1.c (ira.h): Include the header.
5455 (changed_allocation_pseudos): New bitmap.
5456 (init_reload): Initiate the bitmap.
5457 (compute_use_by_pseudos): Permits spilled registers in FROM.
5458 (temp_pseudo_reg_arr): New variable.
5459 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5460 IRA. Call alter_reg with the additional parameter. Don't clear
5461 spilled_pseudos for IRA. Restore original insn chain for IRA.
5462 Clear changed_allocation_pseudos at the end of reload.
5463 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5464 (hard_regno_to_pseudo_regno): New variable.
5465 (count_pseudo): Check spilled pseudos. Set up
5466 hard_regno_to_pseudo_regno.
5467 (count_spilled_pseudo): Check spilled pseudos. Update
5468 hard_regno_to_pseudo_regno.
5469 (find_reg): Use better_spill_reload_regno_p. Check
5470 hard_regno_to_pseudo_regno.
5471 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5473 (eliminate_regs_1): Use additional parameter for alter_reg.
5474 (finish_spills): Set up pseudo_previous_regs only for spilled
5475 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5476 more arguments. Don't clear live_throughout and dead_or_set for
5477 spilled pseudos. Use additional parameter for alter_reg. Call
5478 mark_allocation_change. Set up changed_allocation_pseudos.
5479 Remove sanity check.
5480 (emit_input_reload_insns, delete_output_reload): Use additional
5481 parameter for alter_reg. Call mark_allocation_change.
5482 (substitute, gen_reload_chain_without_interm_reg_p): New
5484 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5486 * testsuite/gcc.dg/20080410-1.c: New file.
5488 * config/s390/s390.h (IRA_COVER_CLASSES,
5489 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5491 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5493 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5495 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5497 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5499 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5501 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5503 2008-08-24 Jeff Law <law@redhat.com>
5504 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5505 when ignoring unavailable registers.
5507 2008-08-24 Jeff Law <law@redhat.com>
5508 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5509 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5510 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5511 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5513 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5514 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5516 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5517 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5518 * reload1.c (find_reg): Process registers in register allocation order.
5520 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5521 * toplev.c (backend_init_target): Move ira_init call from
5523 (lang_dependent_init_target): ...to here.
5525 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5526 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5527 calculate memory move costs for NO_REGS.
5529 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5530 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5531 STACK_REGS is defined.
5533 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5534 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5536 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5537 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5539 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5540 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5541 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5544 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5545 Dorit Nuzman <dorit@il.ibm.com>
5547 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5548 vec_extract_evenv4sf, vec_extract_evenv8hi,
5549 vec_extract_evenv16qi, vec_extract_oddv4si,
5550 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5551 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5552 vec_interleave_highv4si, vec_interleave_lowv4si,
5553 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5554 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5555 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5557 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5560 * config/rs6000/rs6000.c (optimization_options): Don't default to
5561 section anchors without toplevel reorder.
5563 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5565 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5566 (mfc_end_critical_section): Likewise.
5568 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5570 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5571 all type qualifiers from element type to vector type.
5573 2008-08-25 David Daney <ddaney@avtrex.com>
5575 * config/mips/mips.md (immediate_insn): Move up in file, fix
5576 comment typo, reformat.
5577 (fetchop_bit, atomic_hiqi_op memory_barrier,
5578 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
5579 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
5580 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
5581 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
5582 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
5583 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
5584 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
5585 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
5586 sync_old_nand<mode>, sync_new_nand<mode>,
5587 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
5588 test_and_set_12): Moved to sync.md.
5590 * config/mips/sync.md: New file.
5592 2008-08-25 Richard Henderson <rth@redhat.com>
5594 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
5595 (regsave): Likewise.
5596 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
5597 (output_cfi_directive): Likewise.
5598 (div_data_align): New.
5599 (output_cfi): Use it.
5601 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
5603 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
5604 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
5605 (TARGET_OCTEON): New macro.
5606 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
5607 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
5608 (ISA_HAS_POP): New macro.
5609 * config/mips/driver-native.c (host_detect_local_cpu): Handle
5611 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5613 * config/mips/mips.md (cpu): Add octeon.
5614 (type): Add pop attribute value.
5615 (popcount<mode>2): New pattern.
5616 * doc/invoke.texi (-march=@var{arch}): Add octeon.
5618 2008-08-24 Jan Hubicka <jh@suse.cz>
5620 * doc/invoke.texi (-fipa-cp-clone): New option.
5621 (-fipa-cp): Update docs.
5622 (--param ipcp-unit-growth):New.
5623 * ipa-cp.c: Include fibheap.h, params.h
5624 (ipcp_initialize_node_lattices): When not cloning, all externally
5625 visible functions are bottom.
5626 (ipcp_need_redirect_p): Accept clones.
5627 (ipcp_insert_stage): Use cost driven heuristics.
5628 (max_count, dead_nodes): New static vars.
5629 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
5630 ipcp_const_param_count): New functions.
5631 * common.opt (ipa-cp-clone): New command line option.
5632 * params.def (ipcp-unit-growth): New.
5634 2008-08-24 Jan Hubicka <jh@suse.cz>
5636 * tree-inline.c (tree_function_versioning): Look harder
5637 for referenced vars.
5639 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
5641 PR tree-optimization/37185
5642 * matrix-reorg.c (transform_access_sites): Update changed stmt.
5644 2008-08-23 Jan Hubicka <jh@suse.cz>
5646 * ipa-cp.c (ipcp_analyze_node): New function.
5647 (ipcp_update_cloned_node): Use it.
5648 (ipcp_init_stage): Likewise.
5649 * ipa-inline.c (function_insertion_hook_holder): New static var.
5650 (analyze_function): Break out from ....
5651 (inline_generate_summary): Here; register insertion hook.
5652 (cgraph_decide_inlining): Remove hook.
5653 (add_new_function): New function.
5655 2008-08-23 Jan Hubicka <jh@suse.cz>
5657 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
5659 2008-08-23 Jan Hubicka <jh@suse.cz>
5661 * ipa-cp.c (constant_val_insert): Remove.
5662 (ipcp_propagate_one_const): Remove.
5663 (ipcp_create_replace_map): Always insert replacements to the map.
5664 (ipcp_insert_stage): Do not try to insert statements by hand.
5665 * tree-inline.c (insert_init_stmt): Break out from ...
5666 (setup_one_parameter): ... here; allow NULL BB pointer.
5667 (tree_function_versioning): Use setup_one_parameter to process
5670 2008-08-23 Jan Hubicka <jh@suse.cz>
5672 * tree.c (decl_address_ip_invariant_p): New function.
5673 * tree.h (decl_address_ip_invariant_p): Declare.
5674 * gimple.c (strip_invariant_refs): Break out from ...
5675 (is_gimple_invariant_address): ... here
5676 (is_gimple_ip_invariant_address): New function.
5677 (is_gimple_ip_invariant): New function.
5678 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
5681 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
5682 (ipcp_lat_is_insertable): All constants are insertable.
5683 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
5684 IPA_CONST_VALUE_REF.
5685 (ipcp_initialize_node_lattices): Propagate all types of operands.
5686 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
5687 (ipcp_create_replace_map): Reformat.
5688 (ipcp_need_redirect_p): Simplify.
5689 (ipcp_insert_stage): Check that argument is used before clonning.
5690 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
5692 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
5693 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
5694 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
5695 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
5696 (jump_func_type): Remove IPA_CONST_VALUE_REF.
5697 * tree-inline.c (tree_function_versioning): Add variables referenced
5700 2008-08-23 Jan Hubicka <jh@suse.cz>
5703 * i386.c (standard_80387_constant_p): Use optimize_size.
5705 2008-08-23 Ira Rosen <irar@il.ibm.com>
5707 PR tree-optimization/37161
5708 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
5709 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
5710 (vect_determine_vectorization_factor): Move the scalar type
5711 retrieval to vect_get_smallest_scalar_type.
5712 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
5713 scalar type. Remove redundant computation.
5714 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
5715 (vect_get_slp_defs): Take the type of RHS into account if
5716 necessary by calling vect_get_smallest_scalar_type. Call
5717 vect_get_constant_vectors with additional argument.
5719 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5722 * doc/invoke.texi (Wwrite-strings): Clarify description.
5724 2008-08-23 Ira Rosen <irar@il.ibm.com>
5726 PR tree-optimization/37174
5727 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
5728 def stmt is a part of the loop before accessing its stmt_vec_info.
5730 2008-08-22 Anatoly Sokolov <aesok@post.ru>
5733 * config/avr/avr.md (UNSPEC_SWAP): New constants.
5734 (*swap): New insn pattern.
5735 (*ashlqi3): Rename from ashlqi3 insn pattern.
5736 (ashlqi3): New expanders.
5737 (*lshrqi3): Rename from lshrqi3 insn pattern.
5738 (lshrqi3): New expanders.
5739 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
5740 lshrqi3_const5, lshrqi3_const6): New splitters.
5741 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
5742 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
5745 2008-08-22 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/37078
5748 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
5749 [+INF, +INF] ranges.
5751 2008-08-22 Richard Guenther <rguenther@suse.de>
5753 PR tree-optimization/37143
5754 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
5755 a conversion statement instead of a copy.
5757 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
5760 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
5761 CCCmode, CCOmode and CCSmode destination modes.
5764 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
5765 from different units in a single alternative.
5766 (*vec_extractv2sf_1): Ditto.
5767 (*vec_extractv2si_0): Ditto.
5768 (*vec_extractv2si_1): Ditto.
5769 * config/i386/sse.md (sse2_storehpd): Ditto.
5770 (sse2_storelpd): Ditto.
5771 (sse2_loadhpd): Ditto.
5772 (sse2_loadlpd): Ditto.
5775 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
5776 (popcountsi2): Ditto.
5777 (clzdi2_abm): Ditto.
5778 (popcountdi2): Ditto.
5779 (clzhi2_abm): Ditto.
5780 (popcounthi2): Ditto.
5782 2008-08-22 Richard Guenther <rguenther@suse.de>
5786 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
5787 if the multiplication does not overflow.
5789 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
5791 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5793 2008-08-21 Richard Henderson <rth@redhat.com>
5795 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
5796 spurrious comma from test.
5797 * configure: Rebuild.
5799 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5802 * builtins.c (fold_builtin_next_arg): Add warning about undefined
5805 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
5807 * c-tree.h (grokfield): New argument.
5808 * c-decl.c (grokfield): Handle new location argument.
5809 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
5811 2008-08-21 Richard Guenther <rguenther@suse.de>
5813 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
5815 2008-08-21 Jan Hubicka <jh@suse.cz>
5817 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
5818 (cgraph_add_function_insertion_hook,
5819 cgraph_remove_function_insertion_hook,
5820 cgraph_call_function_insertion_hooks): New functions.
5821 * cgraph.h (cgraph_add_function_insertion_hook,
5822 cgraph_remove_function_insertion_hook,
5823 cgraph_call_function_insertion_hooks): Declare.
5824 * ipa-reference.c (function_insertion_hook_holder): New variable.
5825 (check_operand, look_for_address_of): When checking late, do not care
5826 about module bitmaps.
5827 (add_new_function): New function.
5828 (generate_summary): Register hooks; zero module bitmaps.
5829 (propagate): Unregister hooks.
5830 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
5831 (add_new_function): New function.
5832 (generate_summary): Register hook.
5833 (propagate): Remove hook.
5835 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
5837 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
5838 * ipa-cp.c (ipcp_update_cloned_node): New function.
5839 (build_const_val): Handle functions correctly; bring type logic
5840 into sync with tree-inline.c
5841 (ipcp_init_stage): Take care of computing stuff needed by
5842 indirect inlining; update clones.
5843 (ipcp_generate_summary): Break out of ipcp_driver.
5844 (ipcp_driver): Do only execution and transformation.
5845 (pass_ipa_cp): Make IPA_PASS.
5846 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
5848 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
5849 ipcp, some info is already available.
5850 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
5851 * tree-inline.c (remap_ssa_name): Unshare expression.
5853 2008-08-21 Richard Guenther <rguenther@suse.de>
5855 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5856 a PHI ask VN if it is already available.
5857 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5858 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5860 2008-08-21 Richard Guenther <rguenther@suse.de>
5863 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
5864 makes sure to produce a result of the correct type.
5866 2008-08-21 Jan Hubicka <jh@suse.cz>
5867 Backport from LTO branch:
5869 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5870 Jan Hubicka <jh@suse.cz>
5873 (init_state, finish_state, set_function_state, generate_summary):
5875 (scan_stmt): Renamed from scan_function. Changed to keep state in
5876 local static vars rather than cgraph aux field.
5877 (propagate): Renamed from static_execute. Changed to keep state in
5878 local static vars rather than cgraph aux field.
5879 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
5880 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
5882 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5884 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
5885 * ipa-reference.c (init_function_info, generate_summary,
5886 propagate): New functions.
5887 (analyze_function): Call init_function_info.
5888 (static_execute): Stripped into generate_summary and propagate.
5889 (pass_ipa_reference): Made into ipa_opt_pass.
5891 2008-08-21 Richard Guenther <rguenther@suse.de>
5893 PR tree-optimization/37181
5894 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
5896 (extract_range_from_unary_expr): Likewise.
5898 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5900 * diagnostic.c (pedwarn_at): Rename as pedwarn.
5902 * toplev.h (pedwarn_at): Likewise.
5903 * builtins.c: Update all calls to pedwarn.
5904 * c-lex.c: Likewise.
5905 * toplev.c: Likewise.
5906 * c-tree.h: Likewise.
5907 * c-decl.c: Likewise.
5908 * c-errors.c: Likewise.
5909 * c-typeck.c: Likewise.
5910 * c-common.c: Likewise.
5911 * c-parser.c: Likewise.
5913 2008-08-20 Joseph Myers <joseph@codesourcery.com>
5916 * config/sparc/sparc.c (function_arg_slotno): Handle structure
5917 with MODE_VECTOR_INT mode.
5919 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5922 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
5923 initialized outside the current module.
5924 (warn_uninitialized_var): Ignore left-hand side when walking the
5925 trees. Ignore address expressions. Examine VUSE operands in gimple
5926 statements with a variable declaration on the right-hand side.
5928 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
5931 * rtlanal.c (subreg_offset_representable_p): Revert last change.
5933 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5936 * c-common.c (conversion_warning): Do not warn if applying bit-and
5937 operator to unsigned constant that fits in the target type.
5939 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5942 * c-common.c (conversion_warning): Do not warn for artificial
5945 2008-08-20 Richard Guenther <rguenther@suse.de>
5947 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
5948 (extract_range_from_binary_expr): Fall back to constant propagation.
5949 (extract_range_from_unary_expr): Likewise.
5951 2008-08-20 Richard Guenther <rguenther@suse.de>
5953 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
5954 with TREE_THIS_VOLATILE on shared nodes.
5955 (fold_stmt_r): Likewise.
5957 2008-08-20 Jakub Jelinek <jakub@redhat.com>
5960 * c-parser.c (c_parser_attributes): For keywords use canonical
5961 spelling for attr_name.
5963 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5965 * value-prof.c (check_counter): Revert wrong call to error.
5967 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5969 * profile.c: Update calls to inform.
5970 * value-prof.c: Update calls to inform.
5972 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5974 * diagnostic.c (inform): Add an explicit location_t parameter.
5975 * toplev.h (inform): Update declaration.
5976 * builtins.c: Update all calls to inform.
5977 * c-common.c: Likewise.
5978 * c-decl.c: Likewise.
5979 * c-opts.c: Likewise.
5980 * c-pch.c: Likewise.
5981 * c-pragma.c: Likewise.
5982 * c-typeck.c: Likewise.
5983 * coverage.c: Likewise.
5985 * toplev.c: Likewise.
5986 * tree-cfg.c: Likewise.
5987 * tree-ssa.c: Likewise.
5989 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
5992 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
5993 V2DI mode, for SSE4.1, use movq instead of vector set if the
5994 second element is zero and inter-unit moves are OK.
5996 2008-08-20 Richard Guenther <rguenther@suse.de>
5998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
5999 properly handle conversion/copy chains after tuplification.
6001 2008-08-20 Richard Guenther <rguenther@suse.de>
6003 * passes.c (init_optimization_passes): Move the second
6004 forwprop pass before alias computation. Remove the second
6005 DCE pass. Remove the first dominator and phi copy/const
6008 2008-08-20 Nick Clifton <nickc@redhat.com>
6010 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6011 support of this feature. Do not assume that a sufficiently new
6012 assembler will support the feature regardless of the target type.
6013 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6014 * configure: Regenerate.
6016 2008-08-20 Richard Guenther <rguenther@suse.de>
6018 * tree-vrp.c (found_in_subgraph): Remove.
6019 (live): New global static.
6020 (live_on_edge): New function.
6021 (blocks_visited): Remove.
6022 (register_edge_assert_for_2): Use live_on_edge.
6023 (find_conditional_asserts): Remove code dealing with
6024 found_in_subgraph. Do not walk the CFG.
6025 (find_switch_asserts): Likewise.
6026 (find_assert_locations_1): Renamed from find_assert_locations.
6027 Move finding assert locations for conditional and switch
6028 statements first. Update live bitmap. Do not walk the CFG.
6029 (find_assert_locations): New function.
6030 (insert_range_assertions): Remove entry of CFG walk.
6031 Adjust call to find_assert_locations.
6032 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6033 that only can appear because of fake exit edges but assert we
6034 never try to insert on those.
6035 (fini_pre): Do not remove fake exit edges here...
6036 (execute_pre): ...but here, before committing edge inserts.
6038 2008-08-19 Richard Guenther <rguenther@suse.de>
6040 * passes.c (init_optimization_passes): Exchange store-ccp
6043 2008-08-19 Rafael EspÃndola <espindola@google.com>
6045 * varasm.c (weak_decls): Move earlier in the file.
6046 (assemble_external): Add weak decls to the weak_decls list.
6047 (declare_weak): Don't add decls to the weak_decls list.
6049 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6052 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6053 before (sse2_shufpd_<mode>).
6055 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6058 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6059 * tree.c (block_nonartificial_location): Likewise.
6061 2008-08-19 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/35972
6064 PR tree-optimization/23094
6065 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6068 handle MISALIGNED_INDIRECT_REF.
6069 (get_ref_from_reference_ops): New helper.
6070 (vn_reference_lookup_pieces): Walk the use-def chain using the
6071 alias-oracle if requested.
6072 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6073 walking the use-def chain.
6074 (compute_avail): But not here.
6075 (create_component_ref_by_pieces_1): Properly handle
6076 MISALIGNED_INDIRECT_REF.
6077 (do_regular_insertion): Handle fully redundant
6078 expressions after PHI-translation also for SSA_NAME values, not
6079 only constants. Correctly use edoubleprime for that.
6081 2008-08-19 Ira Rosen <irar@il.ibm.com>
6083 * tree-vectorizer.c (supportable_widening_operation): Support
6084 multi-step conversion, return the number of steps in such conversion
6085 and the required intermediate types.
6086 (supportable_narrowing_operation): Likewise.
6087 * tree-vectorizer.h (vect_pow2): New function.
6088 (supportable_widening_operation): Change argument types.
6089 (supportable_narrowing_operation): Likewise.
6090 (vectorizable_type_promotion): Add an argument.
6091 (vectorizable_type_demotion): Likewise.
6092 * tree-vect-analyze.c (vect_analyze_operations): Call
6093 vectorizable_type_promotion and vectorizable_type_demotion with
6094 additional argument.
6095 (vect_get_and_check_slp_defs): Detect patterns.
6096 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6098 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6099 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6100 factor according to the smallest type in the loop.
6101 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6102 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6103 supportable_widening_operation with correct arguments.
6104 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6105 operands lists according to the number of vector statements in left
6106 or right node, if exists.
6107 (vect_gen_widened_results_half): Remove unused argument.
6108 (vectorizable_conversion): Call supportable_widening_operation,
6109 supportable_narrowing_operation, and vect_gen_widened_results_half
6110 with correct arguments.
6111 (vectorizable_assignment): Change documentation, support multiple
6113 (vectorizable_operation): Likewise.
6114 (vect_get_loop_based_defs): New function.
6115 (vect_create_vectorized_demotion_stmts): Likewise.
6116 (vectorizable_type_demotion): Support loop-aware SLP and general
6117 multi-step conversion. Call vect_get_loop_based_defs and
6118 vect_create_vectorized_demotion_stmts for transformation.
6119 (vect_create_vectorized_promotion_stmts): New function.
6120 (vectorizable_type_promotion): Support loop-aware SLP and general
6121 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6123 (vectorizable_store): Change documentation, support multiple
6125 (vectorizable_load): Likewise.
6126 (vect_transform_stmt): Pass SLP_NODE to
6127 vectorizable_type_promotion and vectorizable_type_demotion.
6128 (vect_schedule_slp_instance): Move here the calculation of number
6129 of vectorized statements for each node from...
6130 (vect_schedule_slp): ... here.
6131 (vect_transform_loop): Call vect_schedule_slp without the last
6134 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6137 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6138 to == in assert statement.
6139 (vectorizable_reduction): Fix typo.
6141 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6144 * value-prof.c (check_counter): Dereference pointer to overall
6145 count when printing it.
6147 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6149 * profile.h: Really add it.
6151 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6153 * mcf.c: Really add it.
6155 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6156 Vinodha Ramasamy <vinodha@google.com>
6158 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6160 * value-prof.c (check_counter): Fix the counter if
6161 flag_profile_correction is true.
6162 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6163 tree_mod_subtract_transform):
6164 Follow check_counter parameter change.
6165 * common.opt (fprofile-correction): New option.
6167 * profile.h: Likewise.
6168 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6169 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6170 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6172 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6173 flag_profile_correction is set.
6175 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6177 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6179 2008-08-18 Tomas Bily <tbily@suse.cz>
6181 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6182 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6184 * tree-data-ref.c (split_constant_offset_1): Likewise.
6185 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6186 * tree-sra.c (sra_walk_expr): Likewise.
6187 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6188 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6189 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6190 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6192 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6193 * tree-vect-transform.c (vectorizable_type_demotion)
6194 (vectorizable_type_promotion): Likewise.
6195 * tree-inline.c (expand_call_inline):
6196 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6197 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6198 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6199 * expr.c (expand_expr_real_1): Likewise.
6200 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6201 (gimple_assign_unary_useless_conversion_p): Likewise.
6202 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6203 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6204 * fold-const.c (fold_unary): Likewise.
6205 * tree.h (CONVERT_EXPR_P): Likewise.
6206 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6207 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6209 (register_edge_assert_for_2, extract_range_from_unary_expr)
6210 (register_edge_assert_for_1): Likewise.
6212 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6214 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6215 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6216 (enum real_value_const): Delete.
6217 (get_real_const): Delete.
6218 * real.c (get_real_const): Delete.
6219 (dconst_e_ptr): Define.
6220 (dconst_third_ptr): Define.
6221 (dconst_sqrt2_ptr): Define.
6222 * builtins.c: Update all callers.
6224 2008-08-18 Richard Guenther <rguenther@suse.de>
6226 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6227 statement iterator after statement removal.
6229 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6231 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6232 (detect_processor_freebsd): Likewise.
6233 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6235 2008-08-18 Richard Guenther <rguenther@suse.de>
6237 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6238 and loads have the correct types.
6240 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6243 * c-opts.c (cpp_opts): Remove static.
6244 * c-parser.c (cpp_opts): Declare it extern.
6245 (disable_extension_diagnostics): Handle cpp options.
6246 (enable_extension_diagnostics): Likewise.
6248 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6250 * diagnostics.c (permerror_at): Rename as permerror.
6251 (permerror): Delete.
6252 * toplev.h: Likewise.
6254 2008-08-18 Richard Guenther <rguenther@suse.de>
6256 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6257 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6258 Move call_cdce before build_alias. Move copyrename2,
6259 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6260 right after final inlining.
6261 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6262 (pass_build_cfg): But instead via TODO_dump_func.
6264 2008-08-18 Richard Guenther <rguenther@suse.de>
6266 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6268 (scalarize_init): If we failed to generate some initializers
6269 do not generate zeros for not instantiated members. Instead
6270 rely on the copy out.
6271 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6272 about missing flow-sensitive alias info only if we have
6275 2008-08-17 Nick Clifton <nickc@redhat.com>
6277 * doc/extend.texi (Function Attributes): Fix typo in description
6278 if hot function attribute.
6280 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6281 Richard Sandiford <rdsandiford@googlemail.com>
6283 * doc/install.texi (--with-mips-plt): Document.
6284 * doc/invoke.texi (-mplt, -mno-plt): Document.
6285 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6286 and handle ${with_mips_plt}.
6287 * config/mips/mips.opt (mplt): New option.
6288 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6289 (TARGET_ABICALLS_PIC2): Likewise.
6290 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6291 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6292 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6293 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6294 to decide whether to output ".option picX" directives.
6295 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6296 Pass -call_nonpic rather than -KPIC for -mplt.
6297 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6298 on the command line. Also remove it when -mabi=64 is used without
6300 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6301 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6302 TARGET_ABICALLS_PIC0.
6303 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6305 (mips16_build_function_stub): Only output ".option pic" directives
6306 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6307 (mips16_build_call_stub): Fix comment and remove redundant
6308 ".set at"/"set .noat" directives.
6309 (mips_function_rodata_section): Use the default behaviour for
6310 TARGET_ABSOLUTE_ABICALLS.
6311 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6312 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6313 (mips_restore_gp): Do nothing if the current function doesn't use
6315 (mips_expand_prologue): Only save $gp if the current function uses it.
6316 Use a normal move for TARGET_ABICALLS_PIC0.
6317 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6319 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6321 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6322 of function when handling GLOBAL_POINTER_REGNUM.
6324 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6327 * common.opt (-fstack-check): Do not declare the variable here.
6328 (-fstack-check=): New option variant.
6329 * doc/invoke.texi (Code Gen Options): Document it.
6330 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6331 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6332 (STACK_CHECK_STATIC_BUILTIN): New macro.
6333 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6334 * opts.c: Include expr.h.
6335 (common_handle_option) <OPT_fold_stack_check_>: New case.
6336 <OPT_fstack_check>: Likewise.
6337 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6338 consistently in the test for variable-sized types. Adjust for
6339 new behaviour of flag_stack_check.
6340 * explow.c: Include except.h.
6341 (allocate_dynamic_stack_space): Do not take into account
6342 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6343 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6344 for variable-sized parameters. Treat all parameters whose size is
6345 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6346 stack checking is enabled.
6347 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6348 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6349 if generic stack checking is enabled.
6350 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6351 * reload1.c (reload): Likewise.
6352 * stmt.c (expand_decl): Assert that all automatic variables have
6353 fixed size at this point and remove dead code.
6354 * flags.h (stack_check_type): New enumeration type.
6355 (flag_stack_check): Declare.
6356 * toplev.c (flag_stack_check): New global variable.
6357 * Makefile.in (opts.o): Add dependency on EXPR_H.
6358 (explow.o): Add dependency on except.h.
6360 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6362 * config/avr/avr.c (avr_override_options): Reduce value of
6363 PARAM_INLINE_CALL_COST.
6365 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6367 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6368 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6369 lieu of TYPE_MODE (type) throughout.
6371 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6373 * config/arm/arm.c (add_minipool_backward_ref): Check for
6374 8-byte-aligned entries in second case of forcing insertion after a
6375 particular entry. Change third case to avoid inserting
6376 non-8-byte-aligned entries before 8-byte-aligned ones.
6378 2008-08-15 Richard Guenther <rguenther@suse.de>
6380 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6381 strip components for unknown size accesses.
6383 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6385 * config/s390/2097.md New file.
6386 * config/s390/s390.md ("z10prop" attribute): Define none,
6387 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6388 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6389 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6390 possible values and apply them to insns as appropriate.
6391 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6392 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6393 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6394 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6395 ("bfp" mode attribute): Removed. Every occurence replaced
6397 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6398 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6401 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6404 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6407 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6409 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6410 additional argument. Support reduction when duplication is needed due
6411 to data-types of different sizes in the loop.
6412 (get_initial_def_for_induction): Fix printout.
6413 (vect_get_vec_def_for_stmt_copy): Support case where the
6414 vec_stmt_for_operand is a phi node.
6415 (vectorizable_reduction): Support reduction when duplication is needed
6416 due to data-types of different sizes in the loop.
6417 (vectorizable_call): Remove restriction to not vectorize in case we
6418 have data-types of different sizes in the loop.
6419 (vectorizable_conversion): Likewise.
6420 (vectorizable_operation): Likewise.
6421 (vectorizable_type_demotion): Likewise.
6422 (vectorizable_type_promotion): Likewise.
6423 (vectorizable_induction): Add restriction to not vectorize in case
6424 we have data-types of different sizes in the loop.
6426 2008-08-14 Christophe Saout <christophe@saout.de>
6427 Uros Bizjak <ubizjak@gmail.com>
6430 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6431 (*vec_concatv2di_rex64_sse4_1): Ditto.
6432 (*vec_concatv2di_rex64_sse): Ditto.
6434 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6437 * fold-const.c (fold_widened_comparison): Do not allow
6438 sign changes that change the result even if shorter type
6439 is wider than arg1_unw's type.
6441 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6443 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6444 Skip if the multilib testing specifies -march that does not
6445 agree with the one specified in the testcase.
6447 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6449 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6450 zero extend SImode values being converted to TFmode before passing
6453 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6455 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6456 __PPU__ when targeting the Cell/B.E. PPU processor.
6458 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6460 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6461 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6462 Rematerialize the static chain, if any.
6463 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6466 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6468 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6469 (new_loc_descr): Likewise.
6470 (add_loc_descr): Likewise.
6471 (size_of_loc_descr): Likewise.
6472 (size_of_locs): Likewise.
6473 (output_loc_operands): Likewise.
6474 (output_loc_sequence): Likewise.
6475 (new_reg_loc_descr): New.
6476 (build_cfa_loc): Use it.
6477 (build_cfa_aligned_loc): Likewise.
6478 (one_reg_loc_descriptor): Likewise.
6479 (based_loc_descr): Likewise.
6481 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6484 * doc/invoke.texi (Wmain): Update.
6485 * c-decl.c (start_decl): warn_main is only 0 or 1.
6486 (start_function): Likewise. Fix formatting.
6487 (finish_function): Delete redundant warning.
6488 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6489 * c-opts (c_common_handle_option): -Wall only has effect if
6490 warn_main is uninitialized. OPT_Wmain is automatically
6491 handled. -pedantic also enables Wmain.
6492 (c_common_post_options): Handle all logic for Wmain here.
6493 * c-common.c (warn_main): Delete.
6494 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6495 * c-common.h (warn_main): Delete.
6497 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6500 * expr.c (emit_group_store): Allocate stack temp with the
6501 largest alignment when copying from register to stack.
6503 2008-08-13 Richard Guenther <rguenther@suse.de>
6505 * tree.h (maybe_fold_offset_to_address): Declare.
6506 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6507 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6508 Likewise for POINTER_PLUS_EXPR.
6509 (maybe_fold_offset_to_reference): Enable disabled code.
6510 (maybe_fold_offset_to_address): New function.
6511 (fold_stmt_r): Use it.
6512 (fold_gimple_assign): Likewise.
6513 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6514 (gimplify_expr): Likewise.
6516 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6518 * toplev.h (pedwarn_at): Fix declaration.
6520 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6522 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6523 LINK_SPEC): Use %R in -Y P argument.
6525 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6528 * diagnostic.c (pedwarn_at): New.
6529 * toplev.h (pedwarn_at): Declare.
6530 * c-tree.h (build_enumerator): Update declaration.
6531 * c-decl.c (finish_enum): Update comment.
6532 (build_enumerator): Take a location parameter. Give a pedwarn but do
6533 not perform any conversion.
6534 * c-parser.c (c_parser_enum_specifier): Set correct location for
6537 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6540 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6541 expressions except for conversions to signed:1 bitfields. Handle
6542 COND_EXPR with constant operands.
6544 2008-08-13 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/15255
6547 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6548 (struct oecount_s): New struct and VEC types.
6550 (oecount_hash): New function.
6551 (oecount_eq): Likewise.
6552 (oecount_cmp): Likewise.
6553 (zero_one_operation): New function.
6554 (build_and_add_sum): Likewise.
6555 (undistribute_ops_list): Perform un-distribution of multiplication
6556 and division on the chain of summands.
6557 (should_break_up_subtract): Also break up subtracts for factors.
6558 (reassociate_bb): Delete dead visited statements.
6559 Call undistribute_ops_list. Re-sort and optimize if it did something.
6560 * passes.c (init_optimization_passes): Move DSE before
6562 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6565 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6567 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6569 * doc/invoke.texi: Revert unintended checkin.
6571 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
6574 * gcc.c (include_spec_function): Tweak call to find_a_file.
6576 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6579 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
6580 and TRUTH_ORIF_EXPR.
6581 * dojump.c (do_jump): Likewise.
6583 PR tree-optimization/37084
6584 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
6585 if id->regimplify, don't assume stmt is a cast assignment.
6587 2008-08-12 Anatoly Sokolov <aesok@post.ru>
6589 * final.c (final_scan_insn): Use app_enable/app_disable functions.
6591 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6594 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
6597 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6599 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
6600 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
6602 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
6603 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
6604 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
6605 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
6606 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
6608 * doc/tm.texi (Storage Layout): Remove documentation for
6609 TARGET_FLOAT_FORMAT.
6611 * simplify-rtx.c (simplify_binary_operation_1): Replace
6612 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
6614 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6616 * real.h (struct real_format): New member has_sign_dependent_rounding.
6617 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
6618 spu_single_format, ieee_double_format, mips_double_format,
6619 motorola_double_format, ieee_extended_motorola_format,
6620 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6621 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6622 mips_extended_format, ieee_quad_format, mips_quad_format,
6623 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6624 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6626 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6627 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6628 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
6629 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
6630 (ROUND_TOWARDS_ZERO): Likewise.
6632 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
6633 (FLOAT_MODE_FORMAT): New macro.
6634 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
6635 (MODE_COMPOSITE_P): ... this new macro.
6636 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6637 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
6638 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
6640 * flags.h: Include "real.h".
6642 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
6643 REAL_MODE_FORMAT_COMPOSITE_P.
6644 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
6646 * doc/tm.texi (Storage Layout): Remove documentation of
6647 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
6648 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
6649 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
6650 they only apply to libgcc2.a.
6652 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6654 * config/spu/float_disf.c: New file.
6655 * config/spu/float_unsdisf.c: New file.
6656 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
6657 (LIB2FUNCS_EXCLUDE): Define.
6659 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6660 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6662 * real.h (struct real_format): New member round_towards_zero.
6663 * real.c (round_for_format): Respect fmt->round_towards_zero.
6664 (ieee_single_format, mips_single_format, motorola_single_format,
6665 spu_single_format, ieee_double_format, mips_double_format,
6666 motorola_double_format, ieee_extended_motorola_format,
6667 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6668 ieee_extended_intel_96_round_53_format, ibm_extended_format,
6669 mips_extended_format, ieee_quad_format, mips_quad_format,
6670 vax_f_format, vax_d_format, vax_g_format): Initialize it.
6671 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
6673 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
6674 real_format to choose rounding mode when calling MPFR functions.
6675 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
6676 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
6678 * real.h (real_to_decimal_for_mode): Add prototype.
6679 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
6680 Respect target rounding mode when generating decimal representation.
6681 (real_to_decimal): New stub for backwards compatibility.
6682 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
6683 real_to_decimal_for_mode instead of real_to_decimal.
6685 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
6687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6688 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6690 * real.c (spu_single_format): New variable.
6691 * real.h (spu_single_format): Declare.
6693 * config/spu/spu.c (spu_override_options): Install SFmode format.
6694 (spu_split_immediate): Use integer mode to operate on pieces of
6695 floating-point values in all cases.
6697 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
6698 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
6699 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
6701 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6703 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
6705 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6707 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
6709 2008-08-12 Jakub Jelinek <jakub@redhat.com>
6712 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
6713 on the VAR_DECL instead of TYPE_READONLY on its type.
6715 2008-08-12 Ira Rosen <irar@il.ibm.com>
6717 * tree-vectorizer.c: Depend on langhooks.h.
6718 (supportable_widening_operation): Add two arguments. Support double
6720 (supportable_narrowing_operation): Likewise.
6721 * tree-vectorizer.h (supportable_widening_operation): Add two
6723 (supportable_narrowing_operation): Likewise.
6724 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
6725 supportable_widening_operation with correct arguments.
6726 * tree-vect-transform.c (vectorizable_conversion): Likewise.
6727 (vectorizable_type_demotion): Support double type conversions.
6728 (vectorizable_type_promotion): Likewise.
6729 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
6731 2008-08-11 Michael Matz <matz@suse.de>
6733 * i386/i386.c (override_options): Move initialisation from
6734 flag_schedule_insns_after_reload to here from ...
6735 (optimization_options): ... here.
6737 2008-08-11 Jakub Jelinek <jakub@redhat.com>
6739 PR rtl-optimization/36998
6740 * dwarf2out.c (compute_barrier_args_size_1,
6741 compute_barrier_args_size): Temporarily remove assertions.
6743 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6746 * tree-ssa.c (struct walk_data): Add new flag
6747 warn_possibly_uninitialized.
6748 (warn_uninitialized_var): Use it.
6749 (warn_uninitialized_vars): New.
6750 (execute_early_warn_uninitialized): Call it.
6751 (execute_late_warn_uninitialized): Likewise.
6753 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6756 * reload1.c (gen_reload): Guard calls to get_secondary_mem
6759 2008-08-09 Jan Hubicka <jh@suse.cz>
6762 * optabs.c (maybe_emit_unop_insn): Remove produced code if
6764 (expand_fix): Be prepared for expansion to fail.
6765 (expand_sfix_optab): Remove instructions if expansion failed.
6767 2008-08-09 Anatoly Sokolov <aesok@post.ru>
6769 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
6771 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
6772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6774 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6776 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
6777 mips/t-libgcc-mips16 to tmake_file.
6778 * config/mips/mips-protos.h (mips_call_type): New enum.
6779 (mips_pic_base_register, mips_got_load): Declare.
6780 (mips_restore_gp): Take an rtx argument.
6781 (mips_use_pic_fn_addr_reg_p): Declare.
6782 (mips_expand_call): Replace the sibcall_p argument with
6783 a mips_call_type argument. Add a lazy_p parameter.
6784 (mips_split_call): Declare.
6785 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
6786 (MIPS16_PIC_TEMP): Likewise.
6787 (reg_class): Delete M16_NA_REGS.
6788 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6789 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
6790 (mips_split_hi_p): Declare.
6791 * config/mips/mips.c (mips_split_hi_p): New array.
6792 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
6793 (mips_got_symbol_type_p): New function.
6794 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
6795 (mips16_stub_function_p): New function.
6796 (mips16_local_function_p): Likewise.
6797 (mips_use_pic_fn_addr_reg_p): Likewise.
6798 (mips_cannot_force_const_mem): Return false for HIGHs.
6799 Extend CONST_INT and symbolic handling to MIPS16, using
6800 mips_symbol_insns to check that the base symbol type is a
6801 legitimate constant. Reject GOT-based constants if
6802 TARGET_MIPS16_PCREL_LOADS.
6803 (mips_const_insns): Check targetm.cannot_force_const_mem when
6804 decomposing a symbolic base and a large offset.
6805 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
6806 When calling a function that needs $25 from MIPS16 code,
6807 move the target address into $25 separately and add a USE
6809 (mips16_gp_pseudo_reg): Insert the initializer immediately
6810 before the first real insn.
6811 (mips_pic_base_register, mips_got_load): New functions.
6812 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
6813 parameter to LOW_OUT. Say that it can be any valid SET_SRC
6814 when splitting a load-address operation. Split SYMBOL_GOT_DISP
6815 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
6816 (mips_call_tls_get_addr): Update the call to mips_expand_call,
6817 also passing NULL_RTX rather than const0_rtx as the aux argument.
6818 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
6819 instead of TARGET_EXPLICIT_RELOCS.
6820 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
6821 (mips_load_call_address): Replace the sibcall_p argument with
6822 a mips_call_type argument. Use mips_got_load.
6823 (mips16_local_alias): New structure.
6824 (mips16_local_aliases): New variable.
6825 (mips16_local_aliases_hash): New function.
6826 (mips16_local_aliases_eq): Likewise.
6827 (mips16_local_alias): Likewise.
6828 (mips16_stub_function): Likewise.
6829 (mips16_build_function_stub): Create a local alias for the target
6830 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
6831 .cpload directive and an R_MIPS_NONE relocation for the target
6832 function, then load the alias rather than the function itself.
6833 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
6834 (mips16_copy_fpr_return_value): Use mips16_stub_function and
6835 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
6836 (mips16_build_call_stub): Replace the FN parameter with an
6837 FN_PTR parameter. Force the address into a register if it
6838 isn't a call_insn_operand; don't rely on the caller to do this.
6839 If a call to a locally-defined and locally-binding MIPS16
6840 function must be made indirectly, redirect the call to the
6841 function's local alias. Use mips16_stub_function_p,
6842 mips16_stub_function, mips_expand_call and use_reg.
6843 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
6844 Use explicit %hi and %lo accesses where possible.
6845 Use MIPS_CALL to generate the correct code form of a
6846 jal instruction. Add clobbers of $18 instead of uses.
6847 Update the call to mips_emit_call_insn.
6848 (mips_expand_call): Replace the SIBCALL_P argument with a
6849 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
6850 Take a LAZY_P parameter. Call mips16_build_call_stub first,
6851 allowing it to modify the call address. Update the calls to
6852 mips_load_call_address and mips_emit_call_insn.
6853 (mips_split_call): New function.
6854 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
6855 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
6856 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
6857 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
6858 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
6860 (mips_cprestore_slot): New function.
6861 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
6862 and use mips_cprestore_slot.
6863 (mips_output_function_prologue): Handle TARGET_MIPS16 for
6865 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
6866 then use a copygp_mips16 instruction to set up $28.
6867 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
6868 (mips16_lay_out_constants): Call split_all_insns_noflow.
6869 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
6870 false if TARGET_MIPS16.
6871 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
6872 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
6873 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
6874 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
6875 MIPS16 code. Allow MIPS16 o32 PIC.
6876 (mips_override_options): Allow MIPS16 o32 PIC.
6877 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
6878 after reload if TARGET_USE_GOT.
6879 (UNSPEC_COPYGP): New constant.
6880 (length): Use a default length of 8 for MIPS16 GOT loads.
6881 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
6882 (*got_page<mode>): Check mips_split_hi_p.
6883 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
6884 (unspec_got<mode>, unspec_call<mode>): New expanders.
6885 (load_got<mode>, load_call<mode>): Remove the length attributes.
6886 Use a got attribute instead of a type attribute.
6887 (copygp_mips16): New insn.
6888 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
6889 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
6890 (sibcall, sibcall_value, call, call_value): Update the calls
6891 to mips_expand_call.
6892 (call_internal, call_value_internal): Use mips_split_call.
6893 (call_value_multiple_internal): Likewise.
6894 (call_split): Move after call_internal (the insn it is split from).
6895 (call_internal_direct, call_value_internal_direct): Turn into
6896 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
6897 (call_direct_split, call_value_direct_split): New patterns.
6898 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
6899 and use M16_REGS instead of M16_NA_REGS.
6900 * config/mips/predicates.md (const_call_insn_operand): Replace
6901 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
6902 mips_use_pic_fn_addr_reg_p check.
6903 (move_operand): Reject HIGHs if mips_split_hi_p.
6904 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
6905 (__mips16_floatunsisf): Inline __mips16_floatsisf.
6906 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
6907 * config/mips/libgcc-mips16.ver: New file.
6908 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
6909 $(srcdir)/config/mips/libgcc-mips16.ver.
6911 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6913 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
6915 (mips_unspec_address, mips_unspec_offset_high): Likewise.
6916 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
6917 (mips16_cfun_returns_in_fpr_p): Likewise.
6919 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6921 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
6922 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
6923 rather than 4 to PC.
6925 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6927 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
6928 (FUNCTION_PROFILER): Save the static chain pointer into $2
6929 beforehand and restore it aftewards.
6930 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
6931 address directly into $25 and call the function through $25;
6932 do not clobber $3. Pad the DImode version to cover the space
6933 left by the deleted $25 <- $3 move.
6934 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
6935 the removal of the $25 <- $3 move.
6936 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
6937 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6939 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6940 Daniel Jacobowitz <dan@codesourcery.com>
6942 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
6943 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
6944 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
6945 * config/mips/mips.c (mips_start_function_definition): New function.
6946 (mips_end_function_definition): Likewise.
6947 (mips_output_function_prologue): Use mips_start_function_definition.
6948 (mips_output_function_epilogue): Use mips_end_function_definition.
6949 (build_mips16_function_stub): Use mips_start_function_definition
6950 and mips_end_function_definition.
6951 (build_mips16_call_stub): Likewise.
6953 2008-08-09 Richard Guenther <rguenther@suse.de>
6955 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
6956 * gimple.h (gimple_call_fn): Adjust comment.
6957 (gimple_call_set_fndecl): New function.
6958 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
6959 longer having bare FUNCTION_DECL operand.
6960 (gimple_call_return_type): Likewise.
6961 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
6963 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
6964 (gimple_mod_pow2): Likewise.
6965 (gimple_mod_subtract): Likewise.
6966 (gimple_ic): Likewise.
6967 (gimple_stringop_fixed_value): Likewise.
6968 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
6969 longer having bare FUNCTION_DECL operand.
6970 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
6971 * omp-low.c (optimize_omp_library_calls): Likewise.
6972 * cgraphunit.c (update_call_expr): Likewise.
6973 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
6974 (execute_convert_to_rsqrt): Likewise.
6975 * cfgexpand.c (gimple_to_tree): Simplify.
6976 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
6977 bare FUNCTION_DECL operand.
6978 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
6979 (convert_gimple_call): Use gimple_call_fndecl.
6980 * c-common.c (c_warn_unused_result): Likewise.
6982 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6985 * c-typeck.c (digest_init): Call verify_sequence_points from here.
6986 (c_finish_return): Likewise.
6987 (c_start_case): Likewise.
6988 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
6989 * c-parser.c (c_parser_condition): New. Call
6990 verify_sequence_points.
6991 (c_parser_paren_condition): Call c_parser_condition.
6992 (c_parser_for_statement): Call c_parser_condition.
6994 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6997 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
6998 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
6999 Moved from diagnostic.h
7000 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7002 (emit_diagnostic): New.
7003 (warning0, pedwarn0): Delete.
7004 (warning, warning_at, pedwarn, permerror): Return bool.
7005 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7006 Moved to diagnostic.c.
7007 (struct diagnostic_context): Use correct type for
7008 classify_diagnostic.
7009 (diagnostic_report_diagnostic): Update declaration.
7010 (emit_diagnostic): Declare.
7011 * errors.c (warning): Return bool.
7012 * errors.h (warning): Update declaration.
7013 * toplev.h (warning0, pedwarn0): Delete.
7014 (warning, warning_at, pedwarn, permerror): Return bool.
7015 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7016 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7017 inform. Update all calls.
7018 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7019 before giving informative note.
7020 (implicit_decl_warning): Likewise.
7021 * c-typeck.c (build_function_call): Likewise.
7022 * tree-sssa.c (warn_uninit): Likewise.
7023 * builtins.c (gimplify_va_arg_expr): Likewise.
7025 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7028 * doc/invoke.texi (-Wextra): Move warning from here...
7029 (-Wuninitialized): ... to here.
7031 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7034 * flags.h (set_Wunused): Delete
7035 * toplev.c (process_options): Handle Wunused flags here.
7036 * opts.c (maybe_warn_unused_parameter): Delete.
7037 (common_handle_option): Replace set_Wunused by warn_unused.
7038 (set_Wextra): Do not handle Wunused-parameter here.
7039 (set_Wunused): Delete.
7040 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7042 * common.opt (Wunused): Add Var and Init.
7043 (Wunused-function): Likewise.
7044 (Wunused-label): Likewise.
7045 (Wunused-parameter): Likewise.
7046 (Wunused-value): Likewise.
7047 (Wunused-variable): Likewise.
7049 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7051 * doc/invoke.texi: Add cpu_type power7.
7052 * config.in (HAVE_AS_VSX): New.
7053 * config.gcc: Add cpu_type power7.
7054 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7056 * configure: Regenerate.
7057 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7059 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7060 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7061 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7063 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7065 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7066 type to vectorize.builtin_conversion.
7067 (vectorizable_conversion): Likewise.
7068 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7069 integral type as input.
7070 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7072 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7073 and ALTIVEC_BUILTIN_VCTSXS.
7074 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7077 2008-08-08 Richard Guenther <rguenther@suse.de>
7079 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7080 (surely_varying_stmt_p): Calls are varying only if they are
7081 non-builtin and not indirect or have no result.
7082 (ccp_fold): Re-instantiate code before the tuples merge.
7084 2008-08-08 Richard Guenther <rguenther@suse.de>
7086 PR tree-optimization/37056
7087 * gimple.h (gimple_assign_rhs_class): New helper function.
7088 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7089 unary operations properly.
7091 2008-08-07 Jan Hubicka <jh@suse.cz>
7093 * i386.h (ix86_size_cost): Declare.
7094 (ix86_cur_cost): New function macro.
7095 * i386.md (peepholes expanding size and splitters): Predicate by
7096 optimize_insn_for_speed_p.
7097 (peepholes reduce size and splitters): Predicate by
7098 optimize_insn_for_size_p.
7099 * i386.c (ix86_size_cost): Rename from ...
7100 (size_cost): This one.
7101 (override_options): Update.
7102 (decide_alg): Likewise.
7103 (ix86_expand_clear): Use RTL profile.
7104 (ix86_pad_returns): Use RTL profile.
7106 2008-08-07 Jan Hubicka <jh@suse.cz>
7108 * recog.c (split_all_insns): Set RTL profile
7109 (peephole2_optimize): Likewise.
7110 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7111 * combine.c (combine_instructions): Likewise.
7113 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7115 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7117 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7119 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7120 value in a6 after the set_frame_ptr insn.
7122 2008-08-07 Richard Henderson <rth@redhat.com>
7125 * gcc.c (cpp_options): Pass along -g*.
7127 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7129 * config/arm/arm.c (output_move_neon): Update comment describing
7130 big-endian vector layout.
7131 (arm_assemble_integer): Do not handle big-endian NEON vectors
7133 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7134 neon_vget_lane<mode>_sext_internal,
7135 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7136 element indices for big-endian.
7138 2008-08-07 Richard Henderson <rth@redhat.com>
7140 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7141 * configure, config.in: Rebuild.
7142 * debug.h (dwarf2out_do_cfi_asm): Declare.
7143 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7144 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7145 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7146 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7148 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7150 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7151 movv2si_internal): Combine into mov<mode>_internal.
7152 (movv2si_internal_2): Remove.
7154 2008-08-07 Jan Hubicka <jh@suse.cz>
7157 * i386.md (single stringop patterns): Enable unconditionally.
7159 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7162 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7164 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7165 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7167 * config/i386/sse.md (sse2_movq128): New.
7169 * doc/extend.texi: Document __builtin_ia32_movq128.
7171 2008-08-07 Richard Guenther <rguenther@suse.de>
7174 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7175 pointers can access anything.
7177 2008-08-06 Jan Hubicka <jh@suse.cz>
7179 * optabs.c (emit_unop_insn): Break out to ...
7180 (maybe_emit_unop_insn): ... this one.
7181 (expand_sfix_optab): Use maybe variant.
7182 * optabs.h (maybe_emit_unop_insn): Declare.
7184 * i386.md (mov0 patterns): Enable by default.
7185 (FP conversion expanders): Disable expansion of code expanding
7186 sequences when instruction should be optimized for size.
7187 (single strinop patterns): Enable when optimizing for size.
7188 (string expanders): Disable expanding of code expanding sequences
7189 when optimizning instruction for size.
7190 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7192 (ix86_fp_comparison_sahf_cost): Likewise.
7193 (ix86_expand_branch): Likewise.
7194 (ix86_expand_ashl_const): Likewise.
7195 (ix86_split_ashl): Likewise.
7196 (ix86_expand_strlen): Likewise.
7197 (ix86_emit_fp_unordered_jump): Likewie.
7199 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7201 * c-common.c: Fix typo.
7202 (c_common_reswords): Activate more C++ keyword warnings.
7204 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7206 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7209 * diagnostic.c (permerror_at): New.
7210 * toplev.h (permerror_at): Declare.
7212 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7213 Ira Rosen <irar@il.ibm.com>
7215 * tree-vect-transform.c (vect_model_simple_cost): Return
7216 immediately if stmt is pure SLP.
7217 (vect_model_store_cost): Ditto.
7218 (vect_model_load_cost): Ditto.
7219 (vectorizable_store): Remove PURE_SLP check before call
7220 to vect_model_store_cost.
7221 (vect_model_store_cost): When checking whether stmt describe
7222 strided access, add a check that it is not slp_node.
7224 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7227 * c-common.c (warn_for_sign_compare): New. Handle separately the
7228 case that 'constant' is zero.
7229 * c-typeck.c (build_binary_op): Move code to c-common.c
7231 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7233 * config/alpha/alpha.c (alpha_preferred_reload_class,
7234 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7235 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7236 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7237 * config/arm/arm.md: Likewise.
7238 * config/avr/avr-protos.h (preferred_reload_class,
7239 test_hard_reg_class, avr_simplify_comparison_p,
7240 out_shift_with_cnt, class_max_nregs): Likewise.
7241 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7242 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7243 preferred_reload_class, test_hard_reg_class): Likewise.
7244 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7245 bfin_memory_move_cost, bfin_secondary_reload,
7246 bfin_output_mi_thunk): Likewise.
7247 * config/crx/crx.c (crx_secondary_reload_class,
7248 crx_memory_move_cost): Likewise.
7249 * config/frv/frv-protos.h (frv_secondary_reload_class,
7250 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7251 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7252 frv_secondary_reload_class, frv_class_likely_spilled_p,
7253 frv_class_max_nregs): Likewise.
7254 * config/h8300/h8300.c (h8300_classify_operand,
7255 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7257 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7258 * config/ia64/ia64.c (ia64_preferred_reload_class,
7259 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7260 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7261 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7263 * config/m68hc11/m68hc11.c (preferred_reload_class,
7264 m68hc11_memory_move_cost): Likewise.
7265 * config/mcore/mcore.c (mcore_secondary_reload_class,
7266 mcore_reload_class): Likewise.
7267 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7268 mips_class_max_nregs, mips_cannot_change_mode_class,
7269 mips_preferred_reload_class, mips_secondary_reload_class,
7270 mips_output_mi_thunk): Likewise.
7271 * config/mmix/mmix.c (mmix_preferred_reload_class,
7272 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7274 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7276 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7277 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7278 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7279 * config/rs6000/rs6000.c (paired_expand_vector_init,
7280 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7281 compare_section_name, rs6000_memory_move_cost): Likewise.
7282 * config/s390/s390.c (s390_emit_compare_and_swap,
7283 s390_preferred_reload_class, s390_secondary_reload,
7284 legitimize_pic_address, legitimize_tls_address,
7285 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7286 s390_class_max_nregs): Likewise.
7287 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7288 * config/s390/s390.md: Likewise.
7289 * config/score/score-protos.h (score_secondary_reload_class,
7290 score_preferred_reload_class): Likewise.
7291 * config/score/score.c (score_preferred_reload_class,
7292 score_secondary_reload_class): Likewise.
7293 * config/score/score3.c (score3_output_mi_thunk,
7294 score3_preferred_reload_class, score3_secondary_reload_class,
7295 score3_hard_regno_mode_ok): Likewise.
7296 * config/score/score3.h (score3_preferred_reload_class,
7297 score3_secondary_reload_class): Likewise.
7298 * config/score/score7.c (score7_output_mi_thunk,
7299 score7_preferred_reload_class, score7_secondary_reload_class,
7300 score7_hard_regno_mode_ok): Likewise.
7301 * config/score/score7.h (score7_preferred_reload_class,
7302 score7_secondary_reload_class): Likewise.
7303 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7304 output_branchy_insn, add_constant, gen_block_redirect,
7305 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7306 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7307 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7308 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7309 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7310 xstormy16_preferred_reload_class): Likewise.
7311 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7312 xtensa_expand_atomic, override_options,
7313 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7315 * reorg.c (try_merge_delay_insns): Likewise.
7316 * tree.c (merge_dllimport_decl_attributes): Likewise.
7318 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7320 2008-08-06 Michael Matz <matz@suse.de>
7322 * Makefile.in (write_entries_to_file): Quote words.
7323 * gengtype.c: (read_input_line): Skip over leading white-space.
7325 2008-08-06 Marc Gauthier <marc@tensilica.com>
7327 * config.gcc: Match more processor names for Xtensa.
7328 * configure.ac: Likewise.
7329 * doc/install.texi (Specific): Likewise.
7330 * configure: Regenerate.
7332 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7334 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7335 * calls.c (avoid_likely_spilled_reg): Likewise.
7336 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7337 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7338 * config/i386/i386.c (ix86_expand_special_args_builtin,
7339 ix86_secondary_reload): Likewise.
7340 * except.c (struct eh_region, gen_eh_region_catch,
7341 remove_unreachable_regions, duplicate_eh_regions,
7342 assign_filter_values, build_post_landing_pads,
7343 sjlj_find_directly_reachable_regions, remove_eh_handler,
7344 reachable_next_level, foreach_reachable_handler,
7345 can_throw_internal_1, can_throw_external_1,
7346 collect_one_action_chain): Likewise.
7347 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7348 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7349 * function.c (update_temp_slot_address, instantiate_new_reg,
7350 instantiate_virtual_regs_in_rtx,
7351 instantiate_virtual_regs_in_insn): Likewise.
7352 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7353 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7354 gimplify_cleanup_point_expr): Likewise.
7355 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7356 * passes.c (next_pass_1): Likewise.
7357 * print-tree.c (print_node_brief, print_node): Likewise.
7358 * profile.c (branch_prob): Likewise.
7359 * tree-dump.c (dump_register): Likewise.
7360 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7362 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7363 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7364 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7365 copy_arguments_for_versioning, copy_static_chain): Likewise.
7366 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7367 add_new_name_mapping, register_new_name_mapping): Likewise.
7368 * tree-mudflap.c (mf_xform_derefs): Likewise.
7369 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7370 get_init_expr, combine_chains): Likewise.
7371 * tree-pretty-print.c (dump_generic_node): Likewise.
7372 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7373 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7374 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7375 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7377 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7380 * calls.c (expand_call): Use the biggest preferred stack
7383 2008-08-06 Michael Matz <matz@suse.de>
7386 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7387 for reused reload, instead of overwriting them.
7389 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7392 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7393 for incoming stack boundary.
7395 * function.c (assign_parm_find_entry_rtl): Update
7396 parm_stack_boundary.
7398 * function.h (rtl_data): Add parm_stack_boundary.
7400 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7401 parm_stack_boundary for incoming stack boundary.
7403 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7405 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7406 for unrepresentable subregs or treat them as equal to other regs
7407 or subregs with the same register number.
7409 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7412 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7415 2008-08-06 Jan Hubicka <jh@suse.cz>
7417 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7418 frequencies might be hot.
7420 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7422 * reload.c (find_reloads): Force constants into literal pool
7423 also if they are wrapped in a SUBREG.
7425 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7428 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7429 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7430 Don't allow predicated instructions for data speculation.
7431 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7434 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7436 * haifa-sched.c (extend_global): Split to extend_global_data and
7437 extend_region_data. Update all uses.
7438 (extend_all): Rename to extend_block_data.
7440 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7442 * sched-rgn.c (new_ready): Check if instruction can be
7443 speculatively scheduled before attempting speculation.
7444 (debug_rgn_dependencies): Remove wrongful assert.
7446 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7448 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7450 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7452 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7453 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7454 va_size, and type_size.
7456 2008-08-04 Jason Merrill <jason@redhat.com>
7459 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7460 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7462 2008-08-05 Richard Henderson <rth@redhat.com>
7464 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7465 * configure: Rebuild.
7467 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7470 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7471 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7474 2008-08-05 Richard Henderson <rth@redhat.com>
7476 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7477 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7478 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7479 * common.opt (fdwarf2-cfi-asm): New.
7480 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7481 * config.in, configure: Rebuild.
7482 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7483 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7485 (dw2_force_const_mem): Externalize.
7486 * dwarf2asm.h: Update.
7487 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7488 generate a real label.
7489 (output_cfi_directive): New.
7490 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7491 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7492 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7494 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7495 (output_loc_operands_raw, output_loc_sequence_raw): New.
7496 (output_cfa_loc_raw): New.
7498 2008-08-05 Paul Brook <paul@codesourcery.com>
7500 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7501 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7502 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7503 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7504 * config/arm/arm.h (TARGET_VFPD32): Define.
7505 (TARGET_VFP3): Use TARGET_VFPD32.
7506 (fputype): Add FPUTYPE_VFP3D16.
7507 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7508 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7509 * config/arm/arm-cores.def: Add cortex-r4f.
7510 * config/arm/arm-tune.md: Regenerate.
7512 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7514 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7515 Reword some comments throughout the file.
7517 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7518 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7519 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7520 MFC_MIN_DMA_LIST_ELEMENTS.
7521 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7522 MFC_MAX_DMA_LIST_ELEMENTS.
7524 (MFC_START_ENABLE): Remove PPU-only define.
7525 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7526 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7528 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7529 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7530 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7531 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7532 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7533 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7534 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7536 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7537 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7538 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7539 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7541 (spu_read_machine_status): Fix typo.
7543 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7545 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7546 SUBREG of multi-word hard register.
7547 * config/spu/spu.c (valid_subreg): Likewise.
7548 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7550 2008-08-04 Richard Guenther <rguenther@suse.de>
7552 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7553 the candidate with the stripped base if that base is different
7554 from the original base even for offset zero.
7556 2008-08-04 Richard Guenther <rguenther@suse.de>
7559 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7560 check for no_overflow.
7562 2008-08-04 Richard Guenther <rguenther@suse.de>
7564 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7566 2008-08-04 Paul Brook <paul@codesourcery.com>
7568 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7569 (arm_order_regs_for_local_alloc): New function.
7570 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7572 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
7574 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7577 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
7578 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
7579 (ix86_expand_epilogue): Likewise.
7581 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
7583 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
7586 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7588 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
7589 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
7590 (*movv2sf_internal_rex64): Ditto.
7592 2008-08-03 Jan Hubicka <jh@suse.cz>
7594 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
7595 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
7596 * expmed.c (expand_smod_pow2): Likewise.
7598 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
7602 alternative 0 of operand 1.
7603 (*vec_concatv2di_rex64_sse): Ditto.
7604 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
7606 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
7607 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
7608 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
7609 (*movv2sf_internal_rex64): Ditto.
7611 2008-08-02 Richard Guenther <rguenther@suse.de>
7614 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
7615 (ssedoublesizemode): New mode attribute.
7616 (sse_shufps): Call gen_sse_shufps_v4sf.
7617 (sse_shufps_1): Macroize.
7618 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
7619 (sse2_shufpd_1): Macroize.
7620 (vec_extract_odd, vec_extract_even): New expanders.
7621 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
7622 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
7623 * i386.c (ix86_expand_vector_init_one_nonzero): Call
7624 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
7625 (ix86_expand_vector_set): Likewise.
7626 (ix86_expand_reduc_v4sf): Likewise.
7628 2008-08-01 Doug Kwan <dougkwan@google.com>
7630 * matrix-reorg.c: Re-enable all code.
7631 (struct malloc_call_data): Change CALL_STMT to gimple type.
7632 (collect_data_for_malloc_call): Tuplify.
7633 (struct access_site_info): Change STMT to gimple type.
7634 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
7635 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
7636 (struct free_info): Change STMT to gimple type.
7637 (struct matrix_access_phi_node): Change PHI to gimple type.
7638 (get_inner_of_cast_expr): Remove.
7639 (may_flatten_matrices_1): Tuplify.
7640 (may_flatten_matrices): Ditto.
7641 (mark_min_matrix_escape_level): Ditto.
7642 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
7643 (ssa_accessed_in_call_rhs): New
7644 (ssa_accessed_in_assign_rhs): New
7645 (record_access_alloc_site_info): Tuplify.
7646 (add_allocation_site): Ditto.
7647 (analyze_matrix_allocation_site): Ditto.
7648 (analyze_transpose): Ditto.
7649 (get_index_from_offset): Ditto.
7650 (update_type_size): Ditto.
7651 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
7652 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
7653 (analyze_accesses_for_phi_node): Tuplify.
7654 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
7655 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
7656 (analyze_matrix_accesses): Tuplify.
7657 (check_var_data): New call-back type for check_var_notmodified_p.
7658 (check_var_notmodified_p): Tuplify and use call-back struct to
7659 return statement found.
7660 (can_calculate_expr_before_stmt): Factor out statement related code
7662 (can_calculate_stmt_before_stmt): New.
7663 (check_allocation_function): Tuplify.
7664 (find_sites_in_func): Ditto.
7665 (record_all_accesses_in_func): Ditto.
7666 (transform_access_sites): Ditto.
7667 (transform_allocation_sites): Ditto.
7668 (matrix_reorg): Re-enable.
7669 (gate_matrix_reorg): Re-enable.
7671 2008-08-01 Jakub Jelinek <jakub@redhat.com>
7673 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
7674 for labels for which it hasn't been set yet. If it has been set,
7675 stop walking insns and continue with next worklist item.
7676 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
7677 if the only BARRIER is at the very end of a function.
7679 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7681 * cfgexpand.c (expand_stack_alignment): Assert that
7682 stack_realign_drap and drap_rtx must match.
7684 * function.c (instantiate_new_reg): If DRAP is used to realign
7685 stack, replace virtual_incoming_args_rtx with internal arg
7688 2008-08-01 Richard Guenther <rguenther@suse.de>
7690 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
7691 loop information only if we initialized it.
7692 (execute_pre): Call fini_pre with in_fre.
7693 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
7694 if we do not unroll because we hit max-completely-peeled-insns.
7695 Use our estimation for consistency, do allow shrinking.
7697 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
7699 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
7700 with MIN_STACK_BOUNDARY.
7701 (ix86_update_stack_boundary): Likewise.
7702 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
7705 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
7706 (MIN_STACK_BOUNDARY): This.
7708 2008-08-01 Richard Guenther <rguenther@suse.de>
7711 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
7713 2008-08-01 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/36988
7716 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
7717 do not matter if that doesn't change volatile qualification.
7719 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
7721 * configure.ac: Do not generate libada-mk. Do not subst
7723 * libada-mk.in: Remove.
7724 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
7725 * configure: Regenerate.
7727 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
7729 * tree-pass.h: Added comment about not dumping passes with name
7730 starting with star in struct opt_pass.
7731 * passes.c (register_dump_files_1): Don't do dump for a pass with
7732 name starting with star.
7733 * doc/passes.texi (Pass manager): Mention pass names and special
7734 meaning of star prefix to avoid dump.
7736 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
7738 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
7740 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
7741 (ISA_MIPS64R2): New macro.
7742 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
7743 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
7744 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
7745 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
7746 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
7747 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
7748 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
7749 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
7750 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
7751 Move up to keep list alphabetically sorted.
7752 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
7753 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
7755 * doc/invoke.texi (MIPS Options): Add -mips64r2.
7756 (-march=@var{arch}): Add mips64r2.
7758 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7760 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
7762 2008-07-31 Steve Ellcey <sje@cup.hp.com>
7764 * expr.c (expand_assignment): Check for complete type.
7766 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7769 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
7771 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
7772 for stack alignment.
7774 * function.h (rtl_data): Add stack_realign_tried. Update comments.
7776 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
7778 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
7779 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
7781 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7783 PR rtl-optimization/36419
7784 * dwarf2out.c (barrier_args_size): New variable.
7785 (compute_barrier_args_size, compute_barrier_args_size_1): New
7787 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
7788 if not called yet in the current function, use barrier_args_size
7789 array to find the new args_size value.
7790 (dwarf2out_frame_debug): Free and clear barrier_args_size.
7792 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7795 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
7798 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
7801 * dwarf2out.c (dwarf2out_args_size_adjust): New.
7802 (dwarf2out_stack_adjust): Use it.
7803 (dwarf2out_frame_debug_expr): Likewise.
7805 2008-07-31 Richard Guenther <rguenther@suse.de>
7807 PR tree-optimization/36978
7808 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
7809 the generated condition.
7811 2008-07-31 Richard Guenther <rguenther@suse.de>
7813 * passes.c (init_optimization_passes): Always call
7814 pass_early_warn_uninitialized.
7815 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
7816 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
7817 * doc/passes.texi (Warn for uninitialized variables): Adjust.
7819 2008-07-31 Jakub Jelinek <jakub@redhat.com>
7822 * builtins.c (maybe_emit_free_warning): New function.
7823 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
7824 maybe_emit_free_warning for BUILT_IN_FREE.
7827 * dwarf2out.c (get_context_die): New function.
7828 (force_decl_die, force_type_die): Use it.
7829 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
7830 returns NULL, force generation of DW_TAG_typedef and put that into
7833 PR preprocessor/36649
7834 * c-pch.c (c_common_read_pch): Save and restore
7835 line_table->trace_includes across PCH restore.
7837 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
7840 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
7842 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
7845 * final.c (call_from_call_insn): Handle COND_EXEC.
7847 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
7849 * builtins.c (std_gimplify_va_arg_expr): Replace
7850 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
7851 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7853 2008-07-30 Joey Ye <joey.ye@intel.com>
7854 H.J. Lu <hongjiu.lu@intel.com>
7856 * builtins.c (expand_builtin_setjmp_receiver): Replace
7857 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
7858 (expand_builtin_apply_args_1): Likewise.
7859 (expand_builtin_longjmp): Need DRAP for stack alignment.
7860 (expand_builtin_apply): Likewise.
7862 * caller-save.c (setup_save_areas): Call assign_stack_local_1
7863 instead of assign_stack_local to allow alignment reduction.
7865 * calls.c (emit_call_1): Need DRAP for stack alignment if
7867 (expand_call): Replace virtual_incoming_args_rtx with
7868 crtl->args.internal_arg_pointer.
7869 * stmt.c (expand_nl_goto_receiver): Likewise.
7871 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
7872 alignment and store to stack_alignment_estimated and
7873 max_used_stack_slot_alignment.
7874 (expand_one_var): Likewise.
7875 (expand_stack_alignment): New function.
7876 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
7877 and stack_alignment_estimated fields in rtl_data. Call
7878 expand_stack_alignment at end.
7880 * defaults.h (INCOMING_STACK_BOUNDARY): New.
7881 (MAX_STACK_ALIGNMENT): Likewise.
7882 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
7883 (SUPPORTS_STACK_ALIGNMENT): Likewise.
7885 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
7886 stack alignment when generating virtual registers.
7888 * function.c (assign_stack_local): Renamed to ...
7889 (assign_stack_local_1): This. Add a parameter to indicate
7890 if it is OK to reduce alignment.
7891 (assign_stack_local): Use it.
7892 (instantiate_new_reg): Instantiate virtual incoming args rtx
7893 to vDRAP if stack realignment and DRAP is needed.
7894 (assign_parms): Collect parameter/return type alignment and
7895 contribute to stack_alignment_estimated.
7896 (locate_and_pad_parm): Likewise.
7897 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
7898 with crtl->args.internal_arg_pointer.
7900 * function.h (rtl_data): Add new field drap_reg,
7901 max_used_stack_slot_alignment, stack_alignment_estimated,
7902 stack_realign_needed, need_drap, stack_realign_processed and
7903 stack_realign_finalized.
7904 (stack_realign_fp): New macro.
7905 (stack_realign_drap): Likewise.
7907 * global.c (compute_regsets): Frame pointer is needed when
7908 stack is realigned. Can eliminate frame pointer when stack is
7909 realigned and dynamic realigned argument pointer isn't used.
7911 * reload1.c (update_eliminables): Frame pointer is needed
7912 when stack is realigned.
7913 (init_elim_table): Can eliminate frame pointer when stack is
7914 realigned and dynamic realigned argument pointer isn't used.
7916 * rtl.h (assign_stack_local_1): Declare new funtion.
7918 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
7919 (TARGET_GET_DRAP_RTX): Likewise.
7920 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
7921 TARGET_GET_DRAP_RTX.
7923 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
7925 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7926 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
7928 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
7929 H.J. Lu <hongjiu.lu@intel.com>
7931 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
7932 vdrap_reg, stack_realign and drap_reg_saved.
7933 (add_cfi): Don't allow redefining CFA when DRAP is used.
7934 (reg_save): Handle stack alignment.
7935 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
7936 alignment. Don't generate DWARF information for (set fp sp)
7938 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
7940 (int_loc_descriptor): Move prototype forward. Also define if
7941 DWARF2_UNWIND_INFO is true.
7942 (output_cfa_loc): Handle DW_CFA_expression.
7943 (build_cfa_aligned_loc): New.
7944 (based_loc_descr): Update assert for stack realign. For local
7945 variables, use sp+offset when stack is aligned without drap and
7946 fp+offset when stack is aligned with drap. For arguments, use
7947 cfa+offset when drap is used to align stack.
7949 2008-07-30 Joey Ye <joey.ye@intel.com>
7950 H.J. Lu <hongjiu.lu@intel.com>
7952 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
7954 (ix86_gen_andsp): New.
7955 (ix86_user_incoming_stack_boundary): Likewise.
7956 (ix86_default_incoming_stack_boundary): Likewise.
7957 (ix86_incoming_stack_boundary): Likewise.
7958 (ix86_can_eliminate): Likewise.
7959 (find_drap_reg): Likewise.
7960 (ix86_update_stack_boundary): Likewise.
7961 (ix86_get_drap_rtx): Likewise.
7962 (ix86_finalize_stack_realign_flags): Likewise.
7963 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
7964 (TARGET_GET_DRAP_RTX): Likewise.
7965 (override_options): Overide option value for new options.
7966 (ix86_function_ok_for_sibcall): Remove check for
7967 force_align_arg_pointer.
7968 (ix86_handle_cconv_attribute): Likewise.
7969 (ix86_function_regparm): Likewise.
7970 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
7971 (ix86_va_start): Replace virtual_incoming_args_rtx with
7972 crtl->args.internal_arg_pointer.
7973 (ix86_select_alt_pic_regnum): Check DRAP register.
7974 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
7975 (ix86_compute_frame_layout): Compute frame layout wrt stack
7977 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
7978 (ix86_expand_prologue): Decide if stack realignment is needed
7979 and generate prologue code accordingly.
7980 (ix86_expand_epilogue): Generate epilogue code wrt stack
7981 realignment is really needed or not.
7983 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
7984 (ABI_STACK_BOUNDARY): Likewise.
7985 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
7986 (STACK_REALIGN_DEFAULT): Likewise.
7987 (INCOMING_STACK_BOUNDARY): Likewise.
7988 (MAX_STACK_ALIGNMENT): Likewise.
7989 (ix86_incoming_stack_boundary): Likewise.
7990 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
7991 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
7992 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
7993 (machine_function): Remove force_align_arg_pointer.
7995 * config/i386/i386.md (BX_REG): New.
7996 (R13_REG): Likewise.
7998 * config/i386/i386.opt (mforce_drap): New.
7999 (mincoming-stack-boundary): Likewise.
8000 (mstackrealign): Add Init(-1).
8002 * config/i386/i386-protos.h (ix86_can_eliminate): New
8004 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8006 * doc/extend.texi: Update force_align_arg_pointer.
8008 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8011 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8012 (INCOMING_STACK_BOUNDARY): Likewise.
8013 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8014 (TARGET_GET_DRAP_RTX): Likewise.
8016 2008-07-30 Andreas Schwab <schwab@suse.de>
8018 PR rtl-optimization/36929
8019 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8020 add_insn_before and fix argument order.
8021 (replace_inc_dec_mem): Handle NULL rtx.
8023 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8025 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8027 (arm_compute_initial_elimination_offset): Use it.
8028 (arm_compute_save_reg_mask): Include static chain save slot when
8029 calculating alignment.
8030 (arm_get_frame_offsets): Ditto.
8031 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8032 that we can use to decrement the stack when the stack decrement
8033 could be too big for an immediate value in a single insn.
8034 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8036 2008-07-30 Richard Guenther <rguenther@suse.de>
8038 PR tree-optimization/36967
8039 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8040 Release defs of statements we remove.
8042 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8044 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8045 instead of NULL_RTVEC.
8047 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8051 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8054 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8056 * final.c (call_from_call_insn): New.
8057 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8059 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8061 * configure.ac: Substitute ADA_CFLAGS.
8062 * configure: Regenerate.
8063 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8064 * Makefile.in: Remove mention of X_* variables.
8065 * config/pa/x-ada-hpux10: Remove.
8066 * config/pa/x-ada: Remove.
8068 * doc/fragments.texi: Update.
8070 2008-07-30 Olivier Hainque <hainque@adacore.com>
8072 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8073 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8074 __dso_handle explicitly here.
8076 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8079 * c-typeck.c (build_binary_op): Encapsulate code into...
8080 * c-common.c (shorten_binary_op): ...this new function.
8081 (conversion_warning): Use the new function. Handle non-negative
8082 constant in bitwise-and.
8083 * c-common.h (shorten_binary_op): Declare.
8085 2008-07-30 Olivier Hainque <hainque@adacore.com>
8087 * scan.c (make_sstring_space): Add explicit conversions of
8088 allocator's return value.
8089 * fix-header.c (recognized_function): Likewise.
8091 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8093 * doc/cpp.texi: Update to GFDL 1.2.
8094 * doc/gcc.texi: Do not list GPL as Invariant Section.
8095 * doc/gccint.texi: Likewise. Update copyright years.
8096 * doc/install.texi: Update copyright years.
8098 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8101 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8102 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8104 2008-07-29 Jan Hubicka <jh@suse.cz>
8106 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8107 (grokdeclarator): Likewise.
8108 * langhooks.c (lhd_warn_unused_global_decl): Use
8109 DECL_DECLARED_INLINE_P.
8110 * print-tree.c (print_node): Remove DECL_INLINE check.
8112 2008-07-29 Richard Guenther <rguenther@suse.de>
8114 PR tree-optimization/36945
8115 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8117 Record invariant addresses un-decomposed.
8118 (copy_reference_ops_from_call): Record reference call
8119 arguments properly. Simplify.
8120 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8121 helper split out from ...
8122 (create_component_ref_by_pieces): ... here. Simplify.
8123 Prepare for recursive invocation for call arguments.
8124 (create_expression_by_pieces): Adjust call to
8125 create_component_ref_by_pieces.
8126 (compute_avail): Process operand 2 of reference ops.
8128 2008-07-29 Richard Guenther <rguenther@suse.de>
8130 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8132 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8134 * c-format.c (check_format_types): Revert unwanted checkin.
8136 2008-07-29 Jan Hubicka <jh@suse.cz>
8138 * flags.h (flag_really_no_inline): Remove.
8139 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8140 * toplev.c (flag_really_no_inline): Remove.
8141 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8142 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8143 (cgraph_decide_inlining_incrementally): Likewise.
8144 (compute_inline_parameters): Likewise.
8145 * opts.c (decode_options): Simplify.
8146 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8147 * common.opt (finline): Initialize to 1.
8148 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8150 2008-07-29 Jan Hubicka <jh@suse.cz>
8152 * predict.c (always_optimize_for_size_p): New function.
8153 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8154 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8155 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8157 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8158 * function.c (prepare_function_start): Set default profile.
8159 * function.h (rtl_data): Add maybe_hot_insn_p.
8160 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8161 (construct_exit_block): Likewise.
8162 (tree_expand_cfg): Likewise.
8164 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8165 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8166 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8167 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8170 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8173 * c-decl.c (merge_decls): Merge USED flags.
8175 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8177 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8178 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8179 next_stack, lab_false and lab_over trees.
8181 2008-07-28 Richard Guenther <rguenther@suse.de>
8183 PR tree-optimization/36957
8184 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8185 (useless_type_conversion_p): Remove.
8186 (types_compatible_p): Remove.
8187 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8188 (useless_type_conversion_p): Declare.
8189 (types_compatible_p): Declare.
8190 (gimple_expr_type): Return the base type only if it is
8191 trivially convertible to the subtype.
8193 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8195 * configure.ac: Use the m4_do macro to concatenate the warnings into
8196 one string in ACX_PROG_CC_WARNING_OPTS,
8197 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8198 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8199 * configure: Regenerate.
8201 2008-07-28 Richard Guenther <rguenther@suse.de>
8203 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8204 (insert_fake_stores): Remove.
8205 (realify_fake_stores): Likewise.
8206 (execute_pre): Remove dead code.
8207 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8208 (find_func_aliases): Deal with it here instead.
8209 Re-enable gcc_unreachable call.
8211 2008-07-28 Richard Guenther <rguenther@suse.de>
8213 Merge from gimple-tuples-branch.
8215 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8216 * gimple.def: New file.
8217 * gsstruct.def: Likewise.
8218 * gimple-iterator.c: Likewise.
8219 * gimple-pretty-print.c: Likewise.
8220 * tree-gimple.c: Removed. Merged into ...
8221 * gimple.c: ... here. New file.
8222 * tree-gimple.h: Removed. Merged into ...
8223 * gimple.h: ... here. New file.
8225 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8226 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8227 --enable-checking=gimple flag.
8228 * config.in: Likewise.
8229 * configure: Regenerated.
8231 * tree-ssa-operands.h: Tuplified.
8232 * tree-vrp.c: Likewise.
8233 * tree-loop-linear.c: Likewise.
8234 * tree-into-ssa.c: Likewise.
8235 * tree-ssa-loop-im.c: Likewise.
8236 * tree-dump.c: Likewise.
8237 * tree-complex.c: Likewise.
8238 * cgraphbuild.c: Likewise.
8239 * tree-ssa-threadupdate.c: Likewise.
8240 * tree-ssa-loop-niter.c: Likewise.
8241 * tree-pretty-print.c: Likewise.
8242 * tracer.c: Likewise.
8243 * gengtype.c: Likewise.
8244 * tree-loop-distribution.c: Likewise.
8245 * tree-ssa-loop-unswitch.c: Likewise.
8246 * cgraph.c: Likewise.
8247 * cgraph.h: Likewise.
8248 * tree-ssa-loop-manip.c: Likewise.
8249 * value-prof.c: Likewise.
8250 * tree-ssa-loop-ch.c: Likewise.
8251 * tree-tailcall.c: Likewise.
8252 * value-prof.h: Likewise.
8255 * tree-pass.h: Likewise.
8256 * ipa-cp.c: Likewise.
8257 * tree-scalar-evolution.c: Likewise.
8258 * tree-scalar-evolution.h: Likewise.
8259 * target.h: Likewise.
8260 * lambda-mat.c: Likewise.
8261 * tree-phinodes.c: Likewise.
8262 * diagnostic.h: Likewise.
8263 * builtins.c: Likewise.
8264 * tree-ssa-alias-warnings.c: Likewise.
8265 * cfghooks.c: Likewise.
8266 * fold-const.c: Likewise.
8267 * cfghooks.h: Likewise.
8268 * omp-low.c: Likewise.
8269 * tree-ssa-dse.c: Likewise.
8270 * ipa-reference.c: Likewise.
8271 * tree-ssa-uncprop.c: Likewise.
8272 * toplev.c: Likewise.
8273 * tree-gimple.c: Likewise.
8274 * tree-gimple.h: Likewise.
8275 * tree-chrec.c: Likewise.
8276 * tree-chrec.h: Likewise.
8277 * tree-ssa-sccvn.c: Likewise.
8278 * tree-ssa-sccvn.h: Likewise.
8279 * cgraphunit.c: Likewise.
8280 * tree-ssa-copyrename.c: Likewise.
8281 * tree-ssa-ccp.c: Likewise.
8282 * tree-ssa-loop-ivopts.c: Likewise.
8283 * tree-nomudflap.c: Likewise.
8284 * tree-call-cdce.c: Likewise.
8285 * ipa-pure-const.c: Likewise.
8286 * c-format.c: Likewise.
8287 * tree-stdarg.c: Likewise.
8288 * tree-ssa-math-opts.c: Likewise.
8289 * tree-ssa-dom.c: Likewise.
8290 * tree-nrv.c: Likewise.
8291 * tree-ssa-propagate.c: Likewise.
8292 * ipa-utils.c: Likewise.
8293 * tree-ssa-propagate.h: Likewise.
8294 * tree-ssa-alias.c: Likewise.
8295 * gimple-low.c: Likewise.
8296 * tree-ssa-sink.c: Likewise.
8297 * ipa-inline.c: Likewise.
8298 * c-semantics.c: Likewise.
8299 * dwarf2out.c: Likewise.
8301 * tree-ssa-loop-ivcanon.c: Likewise.
8302 * predict.c: Likewise.
8303 * tree-ssa-loop.c: Likewise.
8304 * tree-parloops.c: Likewise.
8305 * tree-ssa-address.c: Likewise.
8306 * tree-ssa-ifcombine.c: Likewise.
8307 * matrix-reorg.c: Likewise.
8308 * c-decl.c: Likewise.
8309 * tree-eh.c: Likewise.
8310 * c-pretty-print.c: Likewise.
8311 * lambda-trans.c: Likewise.
8312 * function.c: Likewise.
8313 * langhooks.c: Likewise.
8314 * ebitmap.h: Likewise.
8315 * tree-vectorizer.c: Likewise.
8316 * function.h: Likewise.
8317 * langhooks.h: Likewise.
8318 * tree-vectorizer.h: Likewise.
8319 * ipa-type-escape.c: Likewise.
8320 * ipa-type-escape.h: Likewise.
8321 * domwalk.c: Likewise.
8322 * tree-if-conv.c: Likewise.
8323 * profile.c: Likewise.
8324 * domwalk.h: Likewise.
8325 * tree-data-ref.c: Likewise.
8326 * tree-data-ref.h: Likewise.
8327 * tree-flow-inline.h: Likewise.
8328 * tree-affine.c: Likewise.
8329 * tree-vect-analyze.c: Likewise.
8330 * c-typeck.c: Likewise.
8331 * gimplify.c: Likewise.
8332 * coretypes.h: Likewise.
8333 * tree-ssa-phiopt.c: Likewise.
8334 * calls.c: Likewise.
8335 * tree-ssa-coalesce.c: Likewise.
8336 * tree.def: Likewise.
8337 * tree-dfa.c: Likewise.
8338 * except.c: Likewise.
8339 * except.h: Likewise.
8340 * cfgexpand.c: Likewise.
8341 * tree-cfgcleanup.c: Likewise.
8342 * tree-ssa-pre.c: Likewise.
8343 * tree-ssa-live.c: Likewise.
8344 * tree-sra.c: Likewise.
8345 * tree-ssa-live.h: Likewise.
8346 * tree-predcom.c: Likewise.
8347 * lambda.h: Likewise.
8348 * tree-mudflap.c: Likewise.
8349 * ipa-prop.c: Likewise.
8350 * print-tree.c: Likewise.
8351 * tree-ssa-copy.c: Likewise.
8352 * ipa-prop.h: Likewise.
8353 * tree-ssa-forwprop.c: Likewise.
8354 * ggc-page.c: Likewise.
8355 * c-omp.c: Likewise.
8356 * tree-ssa-dce.c: Likewise.
8357 * tree-vect-patterns.c: Likewise.
8358 * tree-ssa-ter.c: Likewise.
8359 * tree-nested.c: Likewise.
8360 * tree-ssa.c: Likewise.
8361 * lambda-code.c: Likewise.
8362 * tree-ssa-loop-prefetch.c: Likewise.
8363 * tree-inline.c: Likewise.
8364 * tree-inline.h: Likewise.
8365 * tree-iterator.c: Likewise.
8366 * tree-optimize.c: Likewise.
8367 * tree-ssa-phiprop.c: Likewise.
8368 * tree-vect-transform.c: Likewise.
8369 * tree-object-size.c: Likewise.
8370 * tree-outof-ssa.c: Likewise.
8371 * cfgloop.c: Likewise.
8372 * system.h: Likewise.
8373 * tree-profile.c: Likewise.
8374 * cfgloop.h: Likewise.
8375 * c-gimplify.c: Likewise.
8376 * c-common.c: Likewise.
8377 * tree-vect-generic.c: Likewise.
8378 * tree-flow.h: Likewise.
8379 * c-common.h: Likewise.
8380 * basic-block.h: Likewise.
8381 * tree-ssa-structalias.c: Likewise.
8382 * tree-switch-conversion.c: Likewise.
8383 * tree-ssa-structalias.h: Likewise.
8384 * tree-cfg.c: Likewise.
8385 * passes.c: Likewise.
8386 * ipa-struct-reorg.c: Likewise.
8387 * ipa-struct-reorg.h: Likewise.
8388 * tree-ssa-reassoc.c: Likewise.
8389 * cfgrtl.c: Likewise.
8390 * varpool.c: Likewise.
8392 * tree-ssanames.c: Likewise.
8393 * tree-ssa-threadedge.c: Likewise.
8394 * langhooks-def.h: Likewise.
8395 * tree-ssa-operands.c: Likewise.
8396 * config/alpha/alpha.c: Likewise.
8397 * config/frv/frv.c: Likewise.
8398 * config/s390/s390.c: Likewise.
8399 * config/m32c/m32c.c: Likewise.
8400 * config/m32c/m32c-protos.h: Likewise.
8401 * config/spu/spu.c: Likewise.
8402 * config/sparc/sparc.c: Likewise.
8403 * config/i386/i386.c: Likewise.
8404 * config/sh/sh.c: Likewise.
8405 * config/xtensa/xtensa.c: Likewise.
8406 * config/stormy16/stormy16.c: Likewise.
8407 * config/ia64/ia64.c: Likewise.
8408 * config/rs6000/rs6000.c: Likewise.
8409 * config/pa/pa.c: Likewise.
8410 * config/mips/mips.c: Likewise.
8412 2008-07-28 Simon Baldwin <simonb@google.com>
8414 * c-pragma.c (handle_pragma_message): New function.
8415 (init_pragma): Register handle_pragma_message.
8416 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8419 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8421 PR tree-optimization/35252
8422 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8423 REALPART_EXPR to be considered as same load operation.
8425 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8427 PR tree-optimization/36830
8428 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8429 (expressions_equal_p): Return false if only one operand is null.
8431 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8433 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8434 version requirements.
8436 2008-07-26 Olivier Hainque <hainque@adacore.com>
8438 * collect2.c (symkind): New enum. Symbol kinds we care about.
8439 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8440 code and head comment accordingly.
8441 (scan_prog_file): Use symkind names instead of bare integers.
8443 2008-07-25 Jan Hubicka <jh@suse.cz>
8445 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8447 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8448 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8449 * dojump.c (clear_pending_stack_adjust): Likewise.
8450 * print-tree.c (print_node): Ignore DECL_INLINE.
8451 * tree-inline.c (inlinable_function_p): Likewise.
8453 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8455 * doc/extend.texi (hot attribute): Document that the hot attribute
8456 turns on -O3 for some ports.
8457 (cold attribute): Document that the cold attribute turns on -Os
8460 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8461 reflect function specific option support.
8463 * target.h (struct target_option_hooks): Add fields to say whether
8464 the cold attribute implies -Os and the hot attribute implies -O3.
8466 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8467 By default, do not turn on -Os for cold functions.
8468 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8469 not turn on -O3 for hot functions.
8471 * c-common.c (handle_hot_attribute): Use target hook to determine
8472 if hot functions should enable -O3.
8473 (handle_cold_attribute): Use target hook to determine if cold
8474 functions should enable -Os.
8476 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8477 (override_options): Move disable scheduling to
8478 optimization_options.
8479 (optimization_options): Disable scheduling here, not
8481 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8482 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8484 * config/ia64/ia64.c (ia64_override_options): Move setting
8485 scheduling flags to ia64_optimization_options.
8486 (ia64_optimization_options): Disable scheduling options here, and
8487 not in ia64_override_options.
8488 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8489 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8491 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8494 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8496 2008-07-25 Martin Jambor <mjambor@suse.cz>
8498 PR tree-optimization/36926
8499 * ipa-prop.c (ipa_analyze_call_uses): Call
8500 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8502 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8504 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8505 movv2si_internal): Add mem = reg alternative.
8507 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8510 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8511 DEFAULT_PCC_STRUCT_RETURN to 127.
8513 2008-07-24 Jan Hubicka <jh@suse.cz>
8515 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8516 (build_cgraph_edges): Likewise.
8517 * cgraph.c (cgraph_node): Do not update assembler hash.
8518 (cgraph_remove_node): Drop non-unit-at-a-time code.
8519 * tree-pass.h (pass_O0_always_inline): Remove.
8520 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8521 * toplev.c (process_options): Flag unit-at-a-time does not imply
8523 * cgraphunit.c: Update comments.
8524 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8525 (cgraph_assemble_pending_functions): Remove.
8526 (cgraph_reset_node): Drop non-unit-at-a-time code.
8527 (cgraph_finalize_function): Likewise.
8528 (cgraph_analyze_function): Likewise.
8529 (cgraph_finalize_compilation_unit): Likewise.
8530 (cgraph_expand_function): Likewise.
8531 (cgraph_optimize): Likesise.
8532 (save_inline_function_body): Likewise.
8533 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8534 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8535 * ipa-inline.c: Update comments.
8536 (enum inlining_mode): remove INLINE_SPEED.
8537 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8538 (cgraph_mark_inline_edge): Likewise.
8539 (try_inline): Likewise.
8540 (cgraph_decide_inlining_incrementally): Likewise.
8541 (cgraph_gate_inlining): Remove.
8542 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8543 (cgraph_gate_early_inlining): Likewise.
8544 (gate_inline_passes): Remove.
8545 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8546 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8547 pass_O0_always_inline): Remove.
8548 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8549 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8550 * opts.c (no_unit_at_a_time_default): Remove.
8551 (decode_options): Remove flag_unit_at_a_time reset and warning.
8552 * opts.h (no_unit_at_a_time_default): Remove.
8553 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8554 early in GNU dialect.
8555 (merge_decls): Update comment; drop unit-at-a-time check.
8556 (finish_decl): Likewise.
8557 (grok_declaration): Remove flag_inline_trees code.
8558 (finish_functions): Return on function returning non-void on all
8560 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8561 * cfgexpand.c (expand_one_static_var): Remove.
8562 (expand_one_var): Remove expand_one_static_var call.
8563 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8564 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8565 and flag_unit_at_a-time compatibility checks.
8566 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8567 * tree-inline.c (flag_inline_trees): Remove.
8568 (inlinable_function_p): Don't check it.
8569 (expand_call_inline): Remove non-unit-at-a-time code.
8570 * tree-inline.h (flag_inline_trees): Remove.
8571 * tree-optimize.c (execute_early_local_optimizations): Remove
8572 unit-at-a-time checks.
8573 (tree_rest_of_compilation): Likewise.
8574 * combine.c (setup_incoming_promotions): Likewise.
8575 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
8576 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
8577 * passes.c (pass_inline_parameters): Update comments; remove
8578 O0_alwaysinline pass.
8579 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
8580 (execute_one_pass): Likewise.
8581 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
8582 (ix86_function_sseregparm): Likewise.
8583 * arm.c (arm_function_in_section_p): Likewise.
8584 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
8585 * varpool.c: Update comments.
8586 (decide_is_variable_needed): Remove unit-at-a-time checks.
8587 (varpool_finalize_decl): Likewise.
8589 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
8591 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
8593 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
8595 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
8597 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
8598 imp symbol extension.
8600 2008-07-23 Ian Lance Taylor <iant@google.com>
8602 * tree-vrp.c (infer_value_range): Ignore asm statements when
8603 looking for memory accesses for -fdelete-null-pointer-checks.
8605 2008-07-24 Ben Elliston <bje@au.ibm.com>
8607 * config/spu/spu-c.c (__vector_keyword): New variable.
8608 (vector_keyword): Likewise.
8609 (spu_categorize_keyword): New function.
8610 (spu_macro_to_expand): Likewise.
8611 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
8612 compiling an ISO C dialect.
8614 2008-07-24 Ben Elliston <bje@au.ibm.com>
8616 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
8619 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8621 * configure: Regenerate.
8622 * configure.ac: Require texinfo 4.7.
8623 * doc/install.texi: Document texinfo 4.7 requirement.
8625 2008-07-23 Martin Jambor <mjambor@suse.cz>
8627 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
8628 rather than for DECL_SAVED_TREE.
8629 * ipa-prop.c: Include diagnostic.h.
8630 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
8632 (ipa_detect_param_modifications): Function rewritten from scratch.
8633 (ipa_compute_jump_functions): Changed accesses to modification flags.
8634 (ipa_free_node_params_substructures): Update flags destruction.
8635 (ipa_node_duplication_hook): Update flags duplication.
8636 (ipa_print_all_params_modified): Updated flag access.
8637 * ipa-prop.h (struct ipa_param_flags): New structure.
8638 (struct ipa_node_params): New field modification_analysis_done,
8639 modified_flags changed into param_flags.
8640 (ipa_is_ith_param_modified): Changed to use new flags.
8641 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
8643 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
8644 ipa-cp.c and split into two functions.
8645 (ipa_print_node_jump_functions): New function.
8646 (compute_scalar_jump_functions): New function.
8647 (type_like_member_ptr_p): New function.
8648 (compute_pass_through_member_ptrs): New function.
8649 (fill_member_ptr_cst_jump_function): New function.
8650 (determine_cst_member_ptr): New function.
8651 (compute_cst_member_ptr_arguments): New function.
8652 (ipa_compute_jump_functions): Complete rewrite.
8653 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
8654 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
8655 (struct ipa_member_ptr_cst): New structure.
8656 (union jump_func_value): New field member_cst.
8657 * ipa-cp.c (ipcp_lat_is_insertable): New function.
8658 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
8659 jump function types.
8660 (ipcp_print_all_lattices): Slight fprintf rearrangement.
8661 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
8662 instead of ipcp_print_all_jump_functions.
8663 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
8664 only for replacable scalars.
8666 * doc/invoke.texi (Optimize options): Add description of
8667 -findirect-inlining.
8668 * common.opt (flag_indirect_inlining): New flag.
8669 * opts.c (decode_options): Set flag_indirect_inlining when
8672 * ipa-inline.c: Include ipa-prop.h.
8673 (inline_indirect_intraprocedural_analysis): New function.
8674 (inline_generate_summary): Allocate parameter and argument info
8675 structures, call inline_indirect_intraprocedural_analysis on each
8676 node when doing indirect inlining and deallocate indirect inlining
8677 data structures in the end.
8678 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
8679 (free_all_ipa_structures_after_iinln): New function.
8680 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
8682 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
8684 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
8685 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8686 of computing the frequency separately.
8687 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
8688 of computing the frequency separately.
8689 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
8690 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
8691 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
8692 (ipa_get_stmt_member_ptr_load_param): New function.
8693 (ipa_is_ssa_with_stmt_def): New function.
8694 (ipa_note_param_call): New function.
8695 (ipa_analyze_call_uses): New function.
8696 (ipa_analyze_stmt_uses): New function.
8697 (ipa_analyze_params_uses): New function.
8698 (ipa_free_node_params_substructures): Also free the param_calls linked
8700 (ipa_node_duplication_hook): Also duplicate the param_calls
8702 (ipa_print_node_param_flags): New function.
8703 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
8704 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
8705 * ipa-prop.h (struct ipa_param_flags): New field called.
8706 (struct ipa_param_call_note): New structure.
8707 (struct ipa_node_params): New fields param_calls and
8709 (ipa_is_ith_param_called): New function.
8710 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
8711 ipa_analyze_params_uses and dump parameter flags.
8713 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
8714 ipa_propagate_indirect_call_infos if performing indirect inlining,
8715 pass a new parameter new_edges to it.
8716 (add_new_edges_to_heap): New fucntion.
8717 (cgraph_decide_inlining_of_small_functions): New vector
8718 new_indirect_edges for newly found indirect edges , call
8719 ipa_propagate_indirect_call_infos after inlining.
8720 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
8721 inlining if performing indirect inlining. Call
8722 free_all_ipa_structures_after_iinln when doing so too.
8723 (inline_generate_summary): Do not call
8724 free_all_ipa_structures_after_iinln here.
8725 * ipa-prop.c (update_jump_functions_after_inlining): New function.
8726 (print_edge_addition_message): New function.
8727 (update_call_notes_after_inlining): New function.
8728 (propagate_info_to_inlined_callees): New function.
8729 (ipa_propagate_indirect_call_infos): New function.
8730 * ipa-prop.h: Include cgraph.h
8731 (struct ipa_param_call_note): Fields reordered, new field processed.
8732 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
8734 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
8735 rediscovered call statements.
8736 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
8737 (dump_cgraph_node): Dump also the indirect_call flag.
8738 (cgraph_clone_edge): Copy also the indirect_call flag.
8739 * tree-inline.c (copy_bb): Do not check for fndecls from call
8740 expressions, check for edge availability when moving clones.
8741 (get_indirect_callee_fndecl): New function.
8742 (expand_call_inline): If callee declaration is not apprent from
8743 the statement, try calling get_indirect_callee_fndecl. Do not
8744 issue warnings or call sorry when not inlinings an indirect edge.
8745 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
8747 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
8748 bit more frandly to matching.
8749 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
8750 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
8751 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
8753 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8756 * opth-gen.awk: Suppress function specific features when building
8758 * optc-gen.awk: Ditto.
8760 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8763 * diagnostic.c (pedwarn): Add opt parameter.
8765 * c-tree.h (pedwarn_init): Add opt parameter.
8766 (pedwarn_c90): Likewise.
8767 (pedwarn_c99): Likewise.
8768 * c-errors.c (pedwarn_c99): Likewise.
8769 (pedwarn_c90): Likewise.
8770 * toplev.h (pedwarn): Update declaration.
8771 (pedwarn0): Declare.
8772 * c-lex.c: All calls to pedwarn changed.
8773 * builtins.c: All calls to pedwarn changed.
8774 * toplev.c: All calls to pedwarn changed.
8775 * c-decl.c: All calls to pedwarn changed.
8776 * c-typeck.c: All calls to pedwarn changed.
8777 * c-common.c: All calls to pedwarn changed.
8778 * c-parser.c: All calls to pedwarn changed.
8780 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8781 Karthik Kumar <karthikkumar@gmail.com>
8783 * attribs.c (file scope): Include c-common.h.
8784 (decl_attributes): Add support for #pragma GCC optimize and
8787 * targhooks.c (default_can_inline_p): New function that is the
8788 default for the TARGET_CAN_INLINE_P target hook.
8790 * targhooks.h (default_can_inline_p): Add declaration.
8792 * tree.c (cl_optimization_node): New static tree for building
8793 OPTIMIZATION_NODE tree.
8794 (cl_target_option_node): New static tree for building
8795 TARGET_OPTION_NODE tree.
8796 (cl_option_hash_table): New hash table for hashing
8797 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8798 (cl_option_hash_hash): New function to provide the hash value for
8799 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8800 (cl_option_hash_eq): New function to provide an equality test for
8801 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
8802 (tree_code_size): Add support for OPTIMIZATION_NODE and
8803 TARGET_OPTION_NODE trees.
8804 (tree_code_structure): Add support for OPTIMIZATION_NODE and
8805 TARGET_OPTION_NODE trees.
8806 (build_optimization_node): Build a tree that has all of the
8807 current optimization options.
8808 (build_target_option_node): Build a tree that has the target
8809 options that might be changed on a per function basis.
8811 * tree.h (file scope): Include options.h.
8812 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
8813 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8814 (TREE_OPTIMIZATION): Ditto.
8815 (TREE_TARGET_SPECIFIC): Ditto.
8816 (struct tree_function_decl): Add fields for remembering the
8817 current optimization options and target specific options.
8818 (struct tree_optimization_option): New tree variant that remembers
8819 the optimization options.
8820 (struct tree_target_option): New tree variant that remembers the
8821 target specific flags that might change for compiling a particular
8823 (union tree_node): Include tree_optimization_option and
8824 tree_target_option fields.
8825 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
8826 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
8827 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
8828 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
8829 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
8830 optimization and target options.
8831 (optimization_default_node): New macro to refer to global_trees
8833 (optimization_current_node): Ditto.
8834 (optimization_cold_node): Ditto.
8835 (optimization_hot_node): Ditto.
8836 (target_option_default_node): Ditto.
8837 (target_option_current_node): Ditto.
8838 (current_option_pragma): Ditto.
8839 (current_optimize_pragma): Ditto.
8841 * target.h (struct gcc_target): Add valid_option_attribute_p,
8842 target_option_save, target_option_restore, target_option_print,
8843 target_option_pragma_parse, and can_inline_p hooks.
8845 * toplev.h (parse_optimize_options): Add declaration.
8846 (fast_math_flags_struct_set_p): Ditto.
8848 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
8849 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
8852 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
8853 tree_can_inline_p hook to see if one function can inline another.
8854 (cgraph_decide_inlining): Ditto.
8855 (cgraph_decide_inlining_incrementally): Ditto.
8857 * opts.c (decode_options): Add support for running multiple times
8858 to allow functions with different target or optimization options
8859 than was specified on the command line.
8860 (fast_math_flags_struct_set_p): New function that is similar to
8861 fast_math_flags_set_p, except it uses the values in the
8862 cl_optimization structure instead of global variables.
8864 * optc-gen.awk: Add support for TargetSave to allow a back end to
8865 declare new fields that need to be saved when using function
8866 specific options. Include flags.h and target.h in the options.c
8867 source. Add support for Save to indicate which options can be set
8868 for individual functions. Generate cl_optimize_save,
8869 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
8870 cl_target_option_restore, cl_target_option_print functions to
8871 allow functions to use different optimization or target options.
8873 * opt-functions.awk (var_type_struct): Return the type used for
8874 storing the field in a structure.
8876 * opth-gen.awk: Add support for TargetSave to allow a back end to
8877 declare new fields that need to be saved when using function
8878 specific options. Add support for Save to indicate which options
8879 can be set for individual functions. Only generate one extern for
8880 Mask fields. Generate cl_optimization and cl_target_option
8881 structures to remember optimization and target options.
8883 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
8884 collecting new tree nodes.
8885 (TS_TARGET_OPTION): Ditto.
8887 * c-decl.c (merge_decls): Merge function specific target and
8888 optimization options.
8890 * function.c (invoke_set_current_function_hook): If the function
8891 uses different optimization options, change the global variables
8894 * coretypes.h (struct cl_optimization): Add forward reference.
8895 (struct cl_target_option): Ditto.
8897 * c-pragma.c (option_stack): New static vector to remember the
8898 current #pragma GCC option stack.
8899 (handle_pragma_option): New function to support #pragma GCC option
8900 to change target options.
8901 (optimize_stack): New static vector to remember the current
8902 #pragma GCC optimize stack.
8903 (handle_pragma_optimize): New function to support #pragma GCC
8904 optimize to change optimization options.
8905 (init_pragma): Add support for #pragma GCC optimize and #pragma
8908 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
8909 optimization options.
8910 (TARGET_OPTION_NODE): New tree code for remembering certain target
8913 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
8914 TARGET_OPTION_NODE trees.
8916 * common.opt (-O): Add Optimization flag.
8918 (-fmath-errno): Ditto.
8919 (-falign-functions): Add UInteger flag to make sure flag gets full
8920 int in cl_optimization structure.
8921 (-falign-jumps): Ditto.
8922 (-falign-labels): Ditto.
8923 (-falign-loops): Ditto.
8924 (-fsched-stalled-insns): Ditto.
8925 (-fsched-stalled-insns-dep): Ditto.
8927 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
8929 (TARGET_OPTION_SAVE): Ditto.
8930 (TARGET_OPTION_RESTORE): Ditto.
8931 (TARGET_OPTION_PRINT): Ditto.
8932 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8933 (TARGET_CAN_INLINE_P): Ditto.
8934 (TARGET_INITIALIZER): Add new hooks.
8936 * tree-inline.c (tree_can_inline_p): New function to determine
8937 whether one function can inline another. Check if the functions
8938 use compatible optimization options, and also call the backend
8941 * tree-inline.h (tree_can_inline_p): Add declaration.
8943 * c-common.c (c_common_attribute): Add support for option and
8944 optimize attributes.
8945 (handle_option_attribute): Add support for the option attribute to
8946 allow the user to specify different target options for compiling a
8948 (handle_optimize_attribute): Add support for the optimize
8949 attribute to allow the user to specify different optimization
8950 options for compiling a specific function.
8951 (handle_hot_attribute): Turn on -O3 optimization for this one
8952 function if it isn't the default optimization level.
8953 (handle_cold_attribute): Turn on -Os optimization for this one
8954 function if it insn't the default optimization.
8955 (const_char_p): New const char * typedef.
8956 (optimize_args): New static vector to remember the optimization
8958 (parse_optimize_options): New function to set up the optimization
8959 arguments from either the optimize attribute or #pragma GCC optimize.
8961 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
8962 (builtin_define_std): Ditto.
8964 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
8965 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
8966 (x86_64-*-*): Ditto.
8968 * Makefile.in (TREE_H): Add options.h.
8969 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
8971 * doc/extend.texi (option attribute): Document new attribute.
8972 (optimize attribute): Ditto.
8973 (hot attribute): Document hot attribute sets -O3.
8974 (cold attribute): Document cold attribute sets -Os.
8975 (#pragma GCC option): Document new pragma.
8976 (#pragma GCC optimize): Ditto.
8978 * doc/options.texi (TargetSave): Document TargetSave syntax.
8979 (UInteger): Document UInteger must be used for certain flags.
8980 (Save): Document Save option to create target specific options
8981 that can be saved/restored on a function specific context.
8983 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
8984 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
8986 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
8987 (TARGET_OPTION_SAVE): Ditto.
8988 (TARGET_OPTION_RESTORE): Ditto.
8989 (TARGET_OPTION_PRINT): Ditto.
8990 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
8991 (TARGET_CAN_INLINE_P): Ditto.
8993 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
8995 (-mfpmath=both): Ditto.
8997 2008-07-23 Michael Meissner <gnu@the-meissners.org>
8998 Karthik Kumar <karthikkumar@gmail.com>
9000 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9001 (TARGET_POPCNT): Ditto.
9002 (TARGET_SAHF): Ditto.
9003 (TARGET_AES): Ditto.
9004 (TARGET_PCLMUL): Ditto.
9005 (TARGET_CMPXCHG16B): Ditto.
9006 (TARGET_RECIP): Move switch into target_flags.
9007 (TARGET_FUSED_MADD): Ditto.
9008 (ix86_arch_features): Make an unsigned char type.
9009 (ix86_tune_features): Ditto.
9010 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9011 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9012 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9014 * config/i386/i386.opt (arch): New TargetSave field to define
9015 fields that need to be saved for function specific option support.
9018 (branch_cost): Ditto.
9019 (ix86_isa_flags_explicit): Ditto.
9020 (tune_defaulted): Ditto.
9021 (arch_specified): Ditto.
9022 (-m128-long-double): Add Save flag to save option for target
9023 specific option support.
9025 (-maccumulate-outgoing-args): Ditto.
9026 (-malign-double): Ditto.
9027 (-malign-stringops): Ditto.
9028 (-mfancy-math-387): Ditto.
9029 (-mhard-float): Ditto.
9031 (-minline-all-stringops): Ditto.
9032 (-minline-stringops-dynamically): Ditto.
9033 (-mms-bitfields): Ditto.
9034 (-mno-align-stringops): Ditto.
9035 (-mno-fancy-math-387): Ditto.
9036 (-mno-push-args): Ditto.
9037 (-mno-red-zone): Ditto.
9038 (-mpush-args): Ditto.
9039 (-mred-zone): Ditto.
9041 (-msseregparm): Ditto.
9042 (-mstack-arg-probe): Ditto.
9057 (-mrecip): Move flag into target_flags.
9059 (-mno-fused-madd): Ditto.
9060 (-mfused-madd): Ditto.
9061 (-mabm): Move flag into ix86_isa_flags.
9068 * config/i386/i386-c.c: New file for #pragma support.
9069 (ix86_target_macros_internal): New function to #define or #undef
9070 target macros based when the user uses the #pragma GCC option to
9071 change target options.
9072 (ix86_pragma_option_parse): New function to add #pragma GCC option
9074 (ix86_target_macros): Move defining the target macros here from
9075 TARGET_CPU_CPP_BUILTINS in i386.h.
9076 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9077 defined, initialize any subtarget #pragmas.
9079 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9080 REGISTER_TARGET_PRAGMAS.
9082 * config/i386/t-i386: New file for x86 dependencies.
9083 (i386.o): Make dependencies mirror the include files used.
9084 (i386-c.o): New file, add dependencies.
9086 * config/i386/i386-protos.h (override_options): Add bool argument.
9087 (ix86_valid_option_attribute_tree): Add declaration.
9088 (ix86_target_macros): Ditto.
9089 (ix86_register_macros): Ditto.
9091 * config/i386/i386.c (ix86_tune_features): Move initialization of
9092 the target masks to initial_ix86_tune_features to allow functions
9093 to have different target options. Make type unsigned char,
9094 instead of unsigned int.
9095 (initial_ix86_tune_features): New static vector to hold processor
9096 masks for the tune variables.
9097 (ix86_arch_features): Move initialization of the target masks to
9098 initial_ix86_arch_features to allow functions to have different
9099 target options. Make type unsigned char, instead of unsigned int.
9100 (initial_ix86_arch_features): New static vector to hold processor
9101 masks for the arch variables.
9102 (enum ix86_function_specific_strings): New enum to describe the
9103 string options used for attribute((option(...))).
9104 (ix86_target_string): New function to return a string that
9105 describes the target options.
9106 (ix86_debug_options): New function to print the current options in
9108 (ix86_function_specific_save): New function hook to save the
9109 function specific global variables in the cl_target_option structure.
9110 (ix86_function_specific_restore): New function hook to restore the
9111 function specific variables from the cl_target_option structure to
9112 the global variables.
9113 (ix86_function_specific_print): New function hook to print the
9114 target specific options in the cl_target_option structure.
9115 (ix86_valid_option_attribute_p): New function hook to validate
9116 attribute((option(...))) arguments.
9117 (ix86_valid_option_attribute_tree): New function that is common
9118 code between attribute((option(...))) and #pragma GCC option
9119 support that parses the options and returns a tree holding the options.
9120 (ix86_valid_option_attribute_inner_p): New helper function for
9121 ix86_valid_option_attribute_tree.
9122 (ix86_can_inline_p): New function hook to decide if one function
9123 can inline another on a target specific basis.
9124 (ix86_set_current_function); New function hook to switch target
9125 options if the user used attribute((option(...))) or #pragma GCC
9127 (ix86_tune_defaulted): Move to static file scope from
9129 (ix86_arch_specified): Ditto.
9130 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9132 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9133 (OPTION_MASK_ISA_ABM_SET): Ditto.
9134 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9135 (OPTION_MASK_ISA_CX16_SET): Ditto.
9136 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9137 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9138 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9139 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9140 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9141 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9142 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9143 (struct ptt): Move to static file scope from override_options.
9144 (processor_target_table): Ditto.
9146 (ix86_handle_option): Add support for options that are now isa options.
9147 (override_options): Add support for declaring functions that
9148 support different target options than were specified on the
9149 command line. Move struct ptt, processor_target_table, cpu_names,
9150 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9151 Add bool argument. Fix up error messages so the appropriate error
9152 is given for either command line or attribute.
9153 (ix86_previous_fndecl): New static to remember previous function
9154 declaration to see if we need to change target options.
9155 (ix86_builtins_isa): New array to record the ISA of each builtin
9157 (def_builtin): Always create the builtin function, even if the
9158 current ISA doesn't support it.
9159 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9160 tests for those builtins.
9161 (ix86_init_builtins): Remove TARGET_MMX test for calling
9162 ix86_init_mmx_sse_builtins.
9163 (ix86_expand_builtin): If the current ISA doesn't support a given
9164 builtin, signal an error.
9165 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9166 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9167 (TARGET_OPTION_SAVE): Ditto.
9168 (TARGET_OPTION_RESTORE): Ditto.
9169 (TARGET_OPTION_PRINT): Ditto.
9170 (TARGET_CAN_INLINE_P): Ditto.
9172 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9174 * c-typeck.c (build_external_ref): Don't call assemble_external.
9175 * final.c (output_operand): Call assemble_external.
9177 2008-07-21 DJ Delorie <dj@redhat.com>
9179 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9180 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9182 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9184 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9185 original insn and splitter contents into ...
9186 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9187 flag_unsafe_math_optimizations. Add dummy scratch register.
9188 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9189 !flag_unsafe_math_optimizations. Returns number with next
9190 highest magnitude if this is still less or equal to the true
9191 quotient in magnitude.
9193 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9195 * Makefile.in: Replace toplev.h with TOPLEV_H.
9196 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9197 * c-lex.c (fe_file_change): Don't set in_system_header.
9198 * c-parser.c (c_token): Remove in_system_header.
9199 (c_lex_one_token): Don't set in_system_header.
9200 (c_parser_set_source_position_from_token): Don't set in_system_header.
9201 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9204 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9205 * flags.h (in_system_header): Remove.
9206 * function.c (saved_in_system_header): Remove.
9207 (push_cfun): Don't set in_system_header.
9208 (pop_cfun): Don't set in_system_header.
9209 (push_struct_function): Don't set in_system_header.
9210 * input.h (expanded_location): Add sysp.
9211 (in_system_header_at): New.
9212 (in_system_header): New.
9213 * toplev.c (in_system_header): Remove.
9214 * toplev.h: Include input.h
9216 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9217 * tree-ssa.c (warn_uninit): Call warning_at.
9218 (warn_uninitialized_var): Update calls to warn_uninit.
9219 (warn_uninitialized_phi): Update calls to warn_uninit.
9220 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9221 (expand_location): Initialize xloc.sysp.
9222 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9223 (tree_decl_with_vis): Remove in_system_header_flag.
9225 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9228 * recog.c (asm_operand_ok): Change the order of the extra
9229 memory constraint checks.
9231 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9234 * tree-switch-conversion.c (build_one_array): Call
9235 varpool_mark_needed_node and varpool_finalize_decl
9236 instead of assemble_variable.
9238 2008-07-19 Jan Hubicka <jh@suse.cz>
9240 * cgraph.c (cgraph_add_new_function): Do early local passes.
9241 * tree-nrv.c (gate_pass_return_slot): New gate.
9242 (pass_nrv): Add the gate.
9243 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9245 (coalesce_ssa_name): Coalesce SSA names.
9246 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9247 not optimizing so unused user vars remains visible.
9248 * common.opt (flag_tree_ter): Always enable by default.
9249 * tree-ssa-ter.c: Include flags.h
9250 (is_replaceable_p): Check that locations match; when aliasing
9251 is missing be conservative about loads.
9252 * tree-optimize.c (gate_init_datastructures): Remove.
9253 (pass_init_datastructures): New.
9254 * passes.c: Reorder passes so we always go into SSA.
9256 2008-07-19 Jan Hubicka <jh@suse.cz>
9258 * doc/extend.texi (flatten attribute): Remove note about
9260 * doc/invoke.texi (--combine): Likewise.
9261 (-finline-functions-called-once): Update levels when enabled.
9262 (-funit-at-a-time): Document new behaviour.
9263 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9264 -fno-section-anchors when disabled explicitly.
9265 (inline params): They are not ignored now.
9266 (precompiled headers): Remove unit-at-a-time as being incompatible.
9267 * opts.c (decode_options): Handle unit-at-a-time as alias;
9268 imply -fno-section-anchors when toplevel reorder is disabled
9270 * common.opt (ftoplevel-reorder): Set default value to 2.
9271 (funit-at-a-time): Set default value to 1.
9272 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9275 2008-07-19 Jan Hubicka <jh@suse.cz>
9277 * builtins.c (expand_builtin_int_roundingfn,
9278 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9281 2008-07-19 Richard Guenther <rguenther@suse.de>
9284 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9285 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9286 * tree-ssa-pre.c (get_expr_value_id): For newly created
9287 constant value-ids make sure to add the expression to its
9290 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9293 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9294 return value of the builtin is ignored.
9296 2008-07-19 Olivier Hainque <hainque@adacore.com>
9298 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9299 bits, a C conformant malloc implementation has to provide.
9300 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9302 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9306 * reload.c (find_reloads_subreg_address): Only reload address if
9307 reloaded == 0, not for reloaded != 1.
9310 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9311 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9312 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9313 m32c_legitimize_reload_address.
9315 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9316 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9317 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9319 2008-07-19 Olivier Hainque <hainque@adacore.com>
9321 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9322 argument, saying whether nested array are to be collapsed
9323 into a single array type DIE with multiple subscripts.
9324 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9325 issues, centralize the nested array types collapsing control and
9326 disable the transformation for Ada.
9328 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9331 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9333 (x86_64_shift_adj_2): New expander.
9334 (x86_64_shift_adj_3): Ditto.
9335 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9336 to split TImode operands.
9337 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9338 (ix86_split_lshr): Ditto.
9340 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9342 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9343 and __CHAR32_TYPE__.
9344 * c-typeck.c (digest_init): Support char16_t and char32_t.
9345 (set_nonincremental_init_from_string): Idem.
9347 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9350 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9351 PREFERRED_STACK_BOUNDARY.
9352 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9354 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9357 * function.c (locate_and_pad_parm): Cap boundary earlier.
9359 2008-07-17 Julian Brown <julian@codesourcery.com>
9361 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9362 no-op for targets which don't use DLLs.
9364 2008-07-17 Martin Jambor <mjambor@suse.cz>
9366 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9367 that nodes are relevant by examining the node->analyzed flag.
9368 (ipcp_init_stage): Check which nodes are relevant, assert that the
9369 relevant ones are also required.
9370 (ipcp_propagate_stage): Check on the side arrays are properly
9372 (ipcp_print_all_jump_functions): Make sure not to touch any node
9373 that is not analyzed or an edge that does not have a corresponding
9374 entry in the on-the-side vectors.
9375 (ipcp_function_scale_print): Likewise.
9376 (ipcp_update_callgraph): Check that the node is relevant.
9377 (ipcp_insert_stage): Check that the node is relevant. Check there is
9378 an info for every node and edge.
9379 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9380 (ipa_print_all_tree_maps): Likewise and a new variable info.
9381 (ipa_print_all_params_modified): Likewise.
9382 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9384 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9387 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9389 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9391 PR rtl-optimization/36753
9392 * fwprop.c (use_killed_between): Don't shortcut
9393 single-definition global registers.
9395 2008-07-16 Jan Hubicka <jh@suse.cz>
9397 * cgraph.h (varpool_empty_needed_queue): Declare.
9398 * cgraphunit.c (output_in_order): Mark all variables as needed;
9400 * varpool.c (varpool_assemble_node): Update debug queue.
9401 (varpool_assemble_pending_decls): Don't do it here.
9402 (varpool_empty_needed_queue): New function.
9404 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9406 * recog.c (peephole2_optimize): Fix formatting.
9408 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9410 * c-pch.c (get_ident): Avoid C++ keywords.
9411 * combine-stack-adj.c (single_set_for_csa): Likewise.
9412 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9413 output_asm_insn): Likewise.
9414 * reload.c (push_secondary_reload, find_reusable_reload,
9415 push_reload, combine_reloads, find_reloads,
9416 debug_reload_to_stream): Likewise.
9417 * reload.h (struct reload): Likewise.
9418 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9419 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9420 emit_output_reload_insns): Likewise.
9421 * targhooks.c (default_secondary_reload): Likewise.
9422 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9424 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9426 * recog.c (validate_change_1, validate_change,
9427 validate_unshare_change, validate_replace_rtx_1, struct
9428 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9430 * reload.c (push_secondary_reload, secondary_reload_class,
9431 scratch_reload_class, find_valid_class, find_reusable_reload,
9432 push_reload, find_dummy_reload, find_reloads_address_1,
9433 find_reloads_address_part, find_equiv_reg): Likewise.
9434 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9435 choose_reload_regs): Likewise.
9436 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9438 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9439 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9440 * sched-rgn.c (concat_INSN_LIST): Likewise.
9441 * stor-layout.c (mode_for_size, mode_for_size_tree,
9442 smallest_mode_for_size): Likewise.
9444 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9446 * cfg.c (dump_reg_info): Avoid C++ keywords.
9447 * dwarf2asm.c (dw2_force_const_mem,
9448 dw2_asm_output_encoded_addr_rtx): Likewise.
9449 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9450 * expmed.c (expand_shift): Likewise.
9451 * global.c (find_reg): Likewise.
9452 * graph.c (draw_edge): Likewise.
9453 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9454 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9455 widen_clz, widen_bswap, expand_parity, expand_unop,
9456 emit_cmp_and_jump_insn_1): Likewise.
9457 * postreload.c (reload_cse_simplify_operands): Likewise.
9458 * ra.h (add_neighbor): Likewise.
9459 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9460 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9461 record_reg_classes, copy_cost, record_address_regs,
9462 invalid_mode_change_p): Likewise.
9463 * regrename.c (regrename_optimize, scan_rtx_reg,
9464 dump_def_use_chain, find_oldest_value_reg,
9465 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9467 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9469 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9470 MASK_POWERPC64 for power4 in previous commit.
9472 2008-07-16 Olivier Hainque <hainque@adacore.com>
9474 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9475 instead of bare conversion to cast const-ness away.
9477 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9479 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9480 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9481 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9482 (TARGET_FUNCTION_VALUE): Define.
9484 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9486 * config/rs6000/rs6000.c (processor_target_table): Add
9487 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9489 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9492 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9493 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9494 m32c_legitimize_reload_address.
9496 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9498 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9499 DECL_IN_SYSTEM_HEADER in sync.
9501 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9503 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9504 * tree-ssa-pre.c (pre_expr_eq): Ditto
9505 (get_constant_for_value_id): Take a type as an argument.
9506 (fully_constant_expression): Pass in type.
9507 (find_or_generate_expression): Short circuit constant case.
9508 (create_expression_by_pieces): Remove special casing of
9510 (do_regular_insertion): Short circuit constant case.
9511 (do_partial_partial_insertion): Ditto.
9513 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9516 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9518 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9520 * config/xtensa/libgcc-xtensa.ver: New file.
9521 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9523 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9525 * df-problems.c (df_set_note): Avoid C++ keywords.
9526 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9527 * dse.c (record_store, remove_useless_values): Likewise.
9528 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9529 gen_reg_rtx_offset, operand_subword, change_address_1,
9530 change_address, adjust_address_1, offset_address,
9531 widen_memory_access, emit_copy_of_insn_after): Likewise.
9532 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9533 * fwprop.c (should_replace_address, propagate_rtx_1,
9534 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9536 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9537 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9538 * lcm.c (compute_insert_delete, pre_edge_lcm,
9539 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9540 * lower-subreg.c (resolve_reg_notes): Likewise.
9541 * mode-switching.c (optimize_mode_switching): Likewise.
9543 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9545 * bt-load.c (add_btr_def, migrate_btr_def,
9546 branch_target_load_optimize): Avoid C++ keywords.
9547 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9549 * combine.c (subst, simplify_set, make_extraction,
9550 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9551 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9552 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9554 2008-07-15 Richard Guenther <rguenther@suse.de>
9557 * c-common.c (strict_aliasing_warning): Do not warn for
9558 TYPE_REF_CAN_ALIAS_ALL pointers.
9559 (c_common_get_alias_set): may_alias types are not special.
9560 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9561 attribute and set can_ref_all accordingly.
9562 (build_reference_type_for_mode): Likewise.
9563 * doc/extend.texi (may_alias): Clarify.
9565 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9568 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9569 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9571 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9574 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
9575 gcc_assert, instead call output_operand_lossage.
9577 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
9579 * builtins.c (std_canonical_va_list): Treat structure based
9582 2008-07-15 Ben Elliston <bje@au.ibm.com>
9584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
9586 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9588 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
9591 2008-07-14 Jan Hubicka <jh@suse.cz>
9593 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
9594 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
9595 fix predicates and constraints.
9596 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
9597 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
9599 2008-07-14 Doug Kwan <dougkwan@google.com>
9601 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
9602 additional option file arm/eabi.opt.
9603 * config/arm/eabi.h (File): New configuration file for EABI targets.
9604 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
9605 SUBSUBTARGET_EXTRA_SPECS.
9606 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
9607 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
9608 from STARTFILE_SPEC so that it can be referenced in an override.
9609 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
9610 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
9611 can be referenced in an override.
9612 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
9613 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
9614 so that it can be referenced in an override.
9615 (LINK_SPEC): Use BPABI_LINK_SPEC.
9616 * config/arm/eabi.opt (File): New.
9618 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9620 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
9621 (FIXED_VALUE_H): New variable.
9622 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
9623 input.h, fixed-value.h.
9624 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
9625 (BASIC_BLOCK_H): Use $(BITMAP_H).
9626 (FUNCTION_H): Add varray.h.
9627 (IPA_REFERENCE_H): Use $(BITMAP_H).
9628 (CGRAPH_H): Add $(BASIC_BLOCK_H).
9629 (DF_H): Use $(BITMAP_H).
9630 (GGC_H): Add statistics.h.
9632 (INSN_ATTR_H): Use it.
9633 (SYSTEM_H): Add safe-ctype.h, filenames.h.
9635 (SYMTAB_H): Add $(OBSTACK_H).
9636 (CPP_INTERNAL_H): New.
9637 (TREE_DUMP_H): Add tree-pass.h.
9638 (TREE_FLOW_H): Use $(BITMAP_H)
9639 (PRETTY_PRINT_H): Use $(INPUT_H).
9640 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
9643 (many object files): Fix lots of header dependencies throughout.
9645 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9647 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
9649 (s-gtyp-input): Use them to write tmp-gi.list.
9650 (echo_to_gi.list): Remove.
9652 2008-07-14 Richard Guenther <rguenther@suse.de>
9654 * tree-ssa-sccvn.c (pre_info): Remove.
9655 (switch_to_PRE_table): Likewise.
9656 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
9657 (set_hashtable_value_ids): Do not create value-ids for the
9659 (run_scc_vn): Remove double test. Remove bogus special-case
9660 in value-number printing.
9661 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
9662 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
9664 * tree-flow-inline.h (get_value_handle): Remove.
9665 * tree-flow.h (get_value_handle): Remove.
9667 2008-07-14 Martin Jambor <mjambor@suse.cz>
9669 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
9670 in which we generate arithmetics is not a subrange.
9672 2008-07-14 Martin Jambor <mjambor@suse.cz>
9674 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
9676 2008-07-14 Richard Guenther <rguenther@suse.de>
9678 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
9680 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
9683 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
9684 reload for symbol refs moved to r0 with -fPIC.
9685 (legitimize_pic_address): Use the target register as temporary
9687 (emit_symbolic_move): Adjust comment.
9688 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
9691 2008-07-14 Ben Elliston <bje@au.ibm.com>
9693 * c-common.h (C_CPP_HASHNODE): New macro.
9694 * coretypes.h (struct cpp_token): Forward declare.
9695 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9696 the context-sensitive keyword method.
9697 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
9698 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
9699 expand_bool_pixel): New.
9700 (altivec_categorize_keyword): New function.
9701 (init_vector_keywords): New function.
9702 (rs6000_macro_to_expand): Likewise.
9703 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
9704 compiling an ISO C dialect.
9706 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
9708 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
9709 (create_expression_by_pieces): Fix typo.
9710 (do_regular_insertion): Use debug counter here too.
9712 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
9715 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
9716 CONST_OK_FOR_LETTER_P. All port-local users changed.
9717 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
9718 implement Kp matching power-of-two.
9719 (CONSTRAINT_LEN): Define to match.
9720 * config/cris/cris.md: Replace all use of constraint K with Kc.
9721 ("*btst*): Use Kp for operand 0 of last alternative.
9723 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9726 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
9729 2008-07-13 Jan Hubicka <jh@suse.cz>
9731 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
9734 2008-07-13 Richard Guenther <rguenther@suse.de>
9737 * langhooks.c (lhd_print_error_function): Deal with recursive
9740 2008-07-12 Jan Hubicka <jh@suse.cz>
9742 * cgraph.c (assembler_name_hash): New static var.
9743 (hash_node_by_assembler_name, eq_assembler_name): New.
9744 (cgraph_node_for_asm): Use hashtable.
9745 (cgraph_remove_node): Maintain hashtable.
9746 (change_decl_assembler_name): Sanity check that names are not changing
9747 after aliasing was processed.
9748 * cgraph.h (varpoon_node): Add next GGC marker.
9749 * tree.c (decl_assembler_name_equal): Constify.
9750 (decl_assembler_name_hash): New.
9751 * tree.h (decl_assembler_name_equal): Constify.
9752 (decl_assembler_name_hash): Update.
9754 2008-07-12 David Daney <ddaney@avtrex.com>
9756 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9759 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
9761 * doc/md.texi: Document the MIPS "v" constraint.
9762 * config/mips/mips.h (reg_class): Revert last change.
9763 (REG_CLASS_NAMES): Likewise.
9764 (REG_CLASS_CONTENTS): Likewise.
9765 * config/mips/mips.c (mips_regno_to_class): Likewise.
9766 * config/mips/constraints.md (v): Likewise, but add documentation.
9767 Add a comment to say that this constraint should not be used in
9770 2008-07-11 DJ Delorie <dj@redhat.com>
9772 * config/h8300/h8300.md (length): Fix branch offset limit.
9774 2008-07-11 Anatoly Sokolov <aesok@post.ru>
9776 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
9777 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
9778 (avr_hard_regno_scratch_ok): New function.
9779 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9780 * config/avr/avr.md (all peepholes that request a scratch register):
9781 Remove avr_peep2_scratch_safe use.
9783 2008-07-11 Tom Tromey <tromey@redhat.com>
9784 Ian Lance Taylor <iant@google.com>
9786 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
9787 (struct c_common_resword): Define.
9788 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
9789 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
9790 (c_common_reswords, num_c_common_reswords): Declare.
9791 * c-common.c (c_common_reswords): New global const array.
9792 (num_c_common_reswords): New const int.
9793 * c-parser.c (struct resword, reswords): Don't define.
9794 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
9795 (c_parse_init): Clarify mask code. Use c_common_reswords rather
9796 than reswords. If warning about C++ keywords, give them a special
9798 (c_lex_one_token): Warn about C++ keywords. Call
9799 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
9800 (c_parser_external_declaration): Look for RID_xxx rather than
9801 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
9802 (c_parser_statement_after_labels): Likewise.
9803 (c_parser_objc_class_instance_variables): Likewise.
9804 (c_parser_objc_class_declaration): Likewise.
9805 (c_parser_objc_try_catch_statement): Likewise.
9806 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
9807 (declspecs_add_type): Likewise.
9809 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
9811 * ggc-page.c (alloc_page):
9812 Substituting xmalloc, xcalloc with
9813 XNEWVEC and XCNEWVAR macros which add the
9816 2008-07-11 Richard Guenther <rguenther@suse.de>
9818 PR tree-optimization/36765
9819 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
9820 aliases from HEAP vars to SMTs.
9822 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9824 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
9825 * configure.ac (loose_warn): Move -Wc++-compat from here...
9826 (strict_warn): ...to here.
9827 * configure: Regenerate.
9829 2008-07-10 Joseph Myers <joseph@codesourcery.com>
9831 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
9832 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
9833 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
9834 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
9835 excluding more specific h8300-*-* and sh-*-* targets.
9837 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
9839 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
9841 (execute_pre): Call loop_optimizer_finalize in early exit.
9843 2008-07-10 Jakub Jelinek <jakub@redhat.com>
9846 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
9847 uids in the bitmap, not just VAR_DECL uids.
9849 PR rtl-optimization/36419
9850 * combine-stack-adj.c (adjust_frame_related_expr): New function.
9851 (combine_stack_adjustments_for_block): Call it if needed. Delete
9853 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
9854 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
9855 prologue sp adjustment.
9857 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
9860 * opts.c (print_ignored_options): Report postponed diagnostics for
9861 unknown -Wno-* options as warnings, not errors.
9862 (postpone_unknown_option_error): Renamed to...
9863 (postpone_unknown_option_warning): ... this.
9865 2008-07-09 Doug Kwan <dougkwan@google.com>
9868 2008-07-08 Doug Kwan <dougkwan@google.com>
9870 * config/arm/arm.opt (mandroid): New option.
9871 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9872 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9874 (CC1PLUS_SPEC): Same.
9876 (STARTFILE_SPEC): Same.
9877 (ENDFILE_SPEC): Same.
9878 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9881 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
9884 * config/mips/mips.h (reg_class): Remove V1_REG.
9885 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9886 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
9888 (mips_get_tp): New function.
9889 (mips_legitimize_tls_address): Use it.
9890 * config/mips/constraints.md (v): Delete.
9891 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
9892 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
9893 After reload, split into a move and ...
9894 (*tls_get_tp_<mode>_split): ...this new instruction.
9896 2008-07-09 David Daney <ddaney@avtrex.com>
9898 * config/mips/driver-native.c: Include coretypes.h and tm.h.
9900 2008-07-09 Jakub Jelinek <jakub@redhat.com>
9902 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
9903 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
9905 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
9906 htab_delete should be called. Don't free c.
9907 (lookup_tmp_var): Create temp_htab lazily.
9908 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
9909 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
9911 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
9912 lower_omp_ordered, lower_omp_critical, lower_omp_for,
9913 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
9914 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
9915 * tree-sra.c (generate_element_init): Likewise.
9916 * tree-mudflap.c (execute_mudflap_function_ops,
9917 execute_mudflap_function_decls): Likewise.
9918 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
9919 * tree-gimple.h (struct gimplify_ctx): New type.
9920 (push_gimplify_context): Adjust prototype.
9922 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
9924 * tree-ssa-pre.c (phi_translate_1): Update placement of
9927 2008-07-09 Anatoly Sokolov <aesok@post.ru>
9929 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
9930 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
9931 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
9932 * targhooks.c (default_hard_regno_scratch_ok): New function.
9933 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
9934 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
9935 * recog.c: Include "target.h".
9936 (peep2_find_free_register): Add check for global regs. Add target
9938 * Makefile.in (recog.o): Depend on target.h.
9940 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
9942 * config/sh/sh.c (sh_canonical_va_list_type): New.
9943 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
9945 2008-07-09 Raksit Ashok <raksit@google.com>
9947 * doc/invoke.texi (Option Summary): Mention new option
9948 -Wdisallowed-function-list=...
9949 (Warning Options): Document -Wdisallowed-function-list=...
9950 * common.opt (Wdisallowed-function-list=): New flag.
9951 * flags.h (warn_disallowed_functions): External definition of new
9952 boolean warning flag.
9953 (warn_if_disallowed_function_p): Declare new function.
9954 * opts.c (warning_disallowed_functions): New static variable.
9955 (warn_disallowed_functions): New boolean warning flag.
9956 (warn_if_disallowed_function_p): New function.
9957 (add_comma_separated_to_vector): Rename
9958 add_instrument_functions_exclude_list to this.
9959 (common_handle_option): Handle new option. Rename calls to
9960 add_instrument_functions_exclude_list into calls to
9961 add_comma_separated_to_vector.
9962 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
9963 based on flag warn_disallowed_functions.
9965 2008-07-09 Christian Bruel <christian.bruel@st.com>
9967 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
9968 instead of get_attr_length.
9970 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9972 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
9974 * genemit.c (gen_insn): Likewise.
9975 * gengtype.c (note_def_vec): Likewise.
9976 * gengtype.h (note_def_vec): Likewise.
9977 * genoutput.c (struct data, output_insn_data, process_template,
9978 gen_expand, gen_split, note_constraint): Likewise.
9979 * genrecog.c (new_decision, add_to_sequence, factor_tests,
9980 make_insn_sequence): Likewise.
9981 * gensupport.c (record_insn_name): Likewise.
9983 2008-07-08 Doug Kwan <dougkwan@google.com>
9985 * config/arm/arm.opt (mandroid): New option.
9986 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
9987 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
9989 (CC1PLUS_SPEC): Same.
9991 (STARTFILE_SPEC): Same.
9992 (ENDFILE_SPEC): Same.
9993 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
9996 2008-07-08 Raksit Ashok <raksit@google.com>
9998 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
9999 (set_storage_via_setmem): Fix expected_align parameter.
10000 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10001 missing from the list.
10002 * doc/md.texi (movmem): Explicitly state that expected alignment is
10003 to be expressed in bytes.
10004 (setmem): Explicitly state that expected alignment is to be expressed
10007 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10009 * reload.c (find_reloads_subreg_address): Do not require validity
10010 of address in original mode before reloading address.
10012 2008-07-07 Tianwei Sheng <tianweis@google.com>
10014 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10015 bounds array access.
10017 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10019 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10021 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10023 Fix PR tree-optimization/23455
10024 Fix PR tree-optimization/35286
10025 Fix PR tree-optimization/35287
10026 * Makefile.in (OBJS-common): Remove tree-vn.o.
10027 (tree-vn.o): Remove.
10028 * dbgcnt.def: Add treepre_insert debug counter.
10029 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10030 (debug_value_expressions): Ditto.
10031 (print_value_expressions): Ditto.
10032 * tree-pretty-print.c (dump_generic_node): Updated for
10033 VALUE_HANDLE removal.
10034 * tree-ssa-dom.c (record_equality): Ditto.
10035 (cprop_operand): Ditto.
10036 (lookup_avail_expr): Ditto.
10037 * tree-ssa-threadedge.c
10038 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10039 (simplify_control_stmt_condition): Ditto.
10040 * tree.c (tree_code_size): Ditto.
10041 (tree_node_structure): Ditto.
10042 (iterative_hash_expr): Ditto.
10044 * tree.h (VALUE_HANDLE_ID): Ditto.
10045 (VALUE_HANDLE_EXPR_SET): Ditto.
10046 (struct tree_value_handle): Ditto.
10047 (union tree_node): Ditto.
10048 * treestruct.def: Ditto.
10049 * tree-vn.c: Removed.
10050 * tree-ssa-pre.c: Rewritten entirely.
10051 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10052 (constant_value_ids): Ditto.
10053 (vn_nary_op_t): Moved to header.
10055 (vn_reference_op_t): Ditto
10056 (vn_reference_t): Ditto.
10057 (next_value_id): New variable.
10058 (VN_INFO): Add an assert.
10059 (vn_constant_eq): New function.
10060 (vn_constant_hash): Ditto.
10061 (get_or_alloc_constant_value_id): Ditto.
10062 (value_id_constant_p): Ditto.
10063 (vn_reference_compute_hash): De-staticify.
10064 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10065 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10066 (valueize_refs): Update opcode if it changes from ssa name to constant.
10067 (vn_reference_lookup_1): Add new argument.
10068 (vn_reference_lookup): Ditto.
10069 (vn_reference_lookup_pieces): New function.
10070 (vn_reference_insert): Add return type. Modify to deal with value ids.
10071 (vn_reference_insert_pieces): New function.
10072 (vn_nary_op_compute_hash): De-staticify.
10073 (vn_nary_op_eq): Ditto.
10074 (vn_nary_op_lookup_pieces): New function.
10075 (vn_nary_op_lookup): Add new argument.
10076 (vn_nary_op_insert_pieces): New function.
10077 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10078 (vn_phi_insert): Ditto.
10079 (visit_unary_op): Update for callee changes.
10080 (visit_binary_op): Ditto.
10081 (visit_reference_op_load): Ditto.
10082 (visit_reference_op_store): Ditto.
10083 (init_scc_vn): Init next_value_id, constant_to_value_id and
10084 constant_value_ids.
10085 (free_scc_vn): Free them.
10086 (set_hashtable_value_ids): New function.
10087 (run_scc_vn): Use it.
10088 (get_max_value_id): New function.
10089 (get_next_value_id): Ditto.
10090 (expressions_equal_p): Moved from tree-vn.c
10091 (sort_vuses): Ditto.
10092 (sort_vuses_heap): Ditto.
10093 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10095 * tree.c (iterative_hash_hashval_t): Made non-static
10096 * tree.h (iterative_hash_hashval_t): Declare it.
10098 2008-07-08 Martin Jambor <mjambor@suse.cz>
10100 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10101 instead of ipa_create_node_params.
10102 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10103 ipa_check_create_edge_args, free them with
10104 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10106 * ipa-prop.c: Include flags.h and tree-inline.h.
10107 (ipa_node_params_vector): New variable.
10108 (ipa_edge_args_vector): New variable.
10109 (edge_removal_hook_holder): New variable.
10110 (node_removal_hook_holder): New variable.
10111 (edge_duplication_hook_holder): New variable.
10112 (node_duplication_hook_holder): New variable.
10113 (ipa_detect_param_modifications): Check for presence of modified flags.
10114 (ipa_compute_jump_functions): Check for presence of jump functions.
10115 (ipa_free_edge_args_substructures): New function.
10116 (ipa_create_node_params): Removed.
10117 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10118 (ipa_free_node_params_substructures): New function.
10119 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10121 (ipa_edge_removal_hook): New function.
10122 (ipa_node_removal_hook): New function.
10123 (duplicate_array): New function.
10124 (ipa_edge_duplication_hook): New function.
10125 (ipa_node_duplication_hook): New function.
10126 (ipa_register_cgraph_hooks): New function.
10127 (ipa_unregister_cgraph_hooks): New function.
10128 (free_all_ipa_structures_after_ipa_cp): New function.
10130 * ipa-prop.h: Include vec.h.
10131 (ipa_node_params_t): New typedef with vector types for it.
10132 (ipa_edge_args_t): New typedef with vector types for it.
10133 (IPA_NODE_REF): Changed to access an on-the-side vector.
10134 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10135 (ipa_check_create_node_params): New function.
10136 (ipa_check_create_edge_args): New function.
10138 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10141 2008-07-07 Tom Tromey <tromey@redhat.com>
10143 * configure, config.in: Rebuilt.
10144 * configure.ac: Don't check for scandir or alphasort.
10146 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10148 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10149 types immediately after creating them.
10151 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10153 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10155 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10157 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10158 dump_constraint_graph.
10159 (dump_constraint_edge): New function.
10160 (dump_constraint_graph): New function.
10161 (debug_constraint_graph): New function.
10162 (dump_constraint): Removed useless comparison.
10163 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10164 (dump_constraint_graph): Declare.
10165 (debug_constraint_graph): Declare.
10166 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10168 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10170 * config/i386/i386.c (is_va_list_char_pointer): New.
10171 (ix86_va_start): Replace compare with ms_va_list_type_node
10172 by is_va_list_char_pointer.
10173 (ix86_gimplify_va_arg): Likewise.
10175 2008-07-07 Martin Jambor <mjambor@suse.cz>
10177 * cgraph.c (cgraph_edge_max_uid): New variable.
10178 (struct cgraph_edge_hook_list): New type.
10179 (struct cgraph_node_hook_list): New type.
10180 (struct cgraph_2edge_hook_list): New type.
10181 (struct cgraph_2node_hook_list): New type.
10182 (first_cgraph_edge_removal_hook): New variable.
10183 (first_cgraph_node_removal_hook): New variable.
10184 (first_cgraph_edge_duplicated_hook): New variable.
10185 (first_cgraph_node_duplicated_hook): New variable.
10186 (cgraph_add_edge_removal_hook): New function.
10187 (cgraph_remove_edge_removal_hook): New function.
10188 (cgraph_call_edge_removal_hooks): New function.
10189 (cgraph_add_node_removal_hook): New function.
10190 (cgraph_remove_node_removal_hook): New function.
10191 (cgraph_call_node_removal_hooks): New function.
10192 (cgraph_add_edge_duplication_hook): New function.
10193 (cgraph_remove_edge_duplication_hook): New function.
10194 (cgraph_call_edge_duplication_hooks): New function.
10195 (cgraph_add_node_duplication_hook): New function.
10196 (cgraph_remove_node_duplication_hook): New function.
10197 (cgraph_call_node_duplication_hooks): New function.
10198 (cgraph_create_edge): Assign to edge uid.
10199 (cgraph_remove_edge): Call edge removal hooks.
10200 (cgraph_node_remove_callees): Call edge removal hooks.
10201 (cgraph_node_remove_callers): Call edge removal hooks.
10202 (cgraph_remove_node): Call node removal hooks.
10203 (cgraph_clone_edge): Call edge duplication hooks.
10204 (cgraph_clone_node): Call node duplication hooks.
10206 * cgraph.h (cgraph_edge): New field uid.
10207 (cgraph_edge_hook): New type.
10208 (cgraph_node_hook): New type.
10209 (cgraph_2edge_hook): New type.
10210 (cgraph_2node_hook): New type.
10212 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10214 * config.in: Regenerate.
10216 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10218 * gcc.c (print_sysroot): New.
10219 (option_map, display_help, process_command): Handle the
10220 -print-sysroot option.
10221 (main): Print the sysroot if requested.
10222 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10224 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10227 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10229 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10231 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10232 (assign_parm_setup_block_p): Also check mode of entry_parm.
10234 2008-07-07 Richard Guenther <rguenther@suse.de>
10236 * tree-ssa-structalias.h (set_used_smts): Remove.
10237 * tree-ssa-structalias.c (used_smts): Likewise.
10238 (set_used_smts): Likewise.
10239 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10240 call to set_used_smts.
10242 2008-07-07 Richard Guenther <rguenther@suse.de>
10244 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10245 (new_var_info): Set it to false.
10246 (solution_set_add): Correctly handle pointers outside a var and
10248 (type_safe): Treat variables with is_full_var properly.
10249 (do_sd_constraint): Likewise.
10250 (do_ds_constraint): Likewise.
10251 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10252 (get_constraint_for_ptr_offset): New function.
10253 (get_constraint_for_component_ref): For addresses at least include
10254 the last field of the variable. Handle is_full_vars properly.
10255 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10256 (handle_ptr_arith): Remove.
10257 (find_func_aliases): Simplify assignment handling.
10258 (create_function_info_for): For parameter and result varinfos set
10260 (create_variable_info_for): Set is_full_var flag whenever we
10261 just created a single varinfo for a decl.
10262 (init_alias_vars): Initialize use_field_sensitive from
10263 max-fields-for-field-sensitive parameter.
10265 2008-07-07 Richard Guenther <rguenther@suse.de>
10267 PR tree-optimization/36713
10268 * tree-flow-inline.h (is_call_used): New function.
10269 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10270 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10271 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10273 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10275 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10277 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10279 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10281 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10282 Nathan Sidwell <nathan@codesourcery.com>
10284 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10285 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10287 * config/m68k/t-linux: New.
10288 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10291 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10293 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10294 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10297 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10299 * gcc.c (execute): Fix -Wc++-compat warning.
10301 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10304 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10305 constant for little endian.
10307 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10309 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10310 mips_base_mips16 instead of TARGET_MIPS16.
10311 (mips_base_mips16): Declare.
10312 * config/mips/mips.c (mips_base_mips16): Make global.
10313 (was_mips16_p): Remove GTY marker.
10314 (was_mips16_pch_p): New variable.
10315 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10316 (mips_override_options): Force to non-MIPS16 mode initially.
10317 Do not complain about MIPS16 PIC incompatibilities here.
10318 Only allow -mgpopt if -mexplicit-relocs is in force for
10321 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10323 * configure.ac: Check for caddr_t, define to char * if not defined.
10324 * configure: Regenerate.
10325 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10326 (mmap_gt_pch_use_address): Likewise.
10327 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10329 2008-07-06 Richard Guenther <rguenther@suse.de>
10331 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10332 (new_var_info): Deal with it.
10333 (solution_set_add): Likewise.
10334 (bitpos_of_field): Make signed, fix.
10335 (struct fieldoff): Remove type and decl fields. Make size field
10336 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10338 (fieldoff_compare): Deal with it.
10339 (push_fields_onto_fieldstack): Remove has_union argument, glob
10340 adjacent non-pointer fields together.
10341 (create_function_info_for): Do not set has_union.
10342 (create_variable_info_for): Simplify.
10344 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10346 * config.gcc (extra_headers): Add cross-stdarg.h for target
10347 x86_64-*-* and i?86-*-*.
10348 * config/i386/cross-stdarg.h: New.
10349 * builtins.c (std_fn_abi_va_list): New.
10350 (std_canonical_va_list_type): New.
10351 (stabilize_va_list): Replace va_list_type_node use by
10352 mtarget.canonical_va_list_type.
10353 (gimplify_va_arg_expr): Likewise.
10354 (expand_builtin_va_copy): Replace va_list_type_node use by
10355 mtarget.fn_abi_va_list.
10356 * tree-sra.c (is_va_list_type): New helper.
10357 (decl_can_be_decomposed_p): Replace
10358 va_list_type_node use by is_va_list_type.
10359 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10360 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10361 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10362 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10363 (ix86_enum_va_list): New.
10364 * config/i386/i386.c (sysv_va_list_type_node): New.
10365 (ms_va_list_type_node): New.
10366 (ix86_function_type_abi): Remove sorry.
10367 (ix86_build_builtin_va_list_abi): New.
10368 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10369 for 64-bit targets.
10370 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10371 (ix86_init_builtins_va_builtins_abi): New.
10372 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10373 for 64-bit targets.
10374 (ix86_handle_abi_attribute): New.
10375 (attribute_spec): Add sysv_abi and ms_abi.
10376 (ix86_fn_abi_va_list): New.
10377 (ix86_canonical_va_list_type): New.
10378 (ix86_enum_va_list): New.
10379 (TARGET_FN_ABI_VA_LIST): New.
10380 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10381 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10382 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10383 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10384 (TARGET_ENUM_VA_LIST): New.
10385 * expr.h (std_fn_abi_va_list): New.
10386 (std_canonical_va_list_type): New.
10387 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10388 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10389 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10390 TARGET_CANONICAL_VA_LIST_TYPE.
10391 * target.h (struct gcc_target): Add fn_abi_va_list hook
10392 and canonical_va_list_type hook.
10394 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10396 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10397 integral and pointer types.
10399 2008-07-04 Roger Sayle <roger@eyesopen.com>
10401 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10402 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10404 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10407 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10409 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10411 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10412 build_gimple_modify_stmt.
10413 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10414 gimple operand. Use fold_build* instead of build*.
10416 2008-07-04 Richard Guenther <rguenther@suse.de>
10418 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10419 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10420 properly to compute the reachability set if we do field-sensitive PTA.
10421 * invoke.texi (max-fields-for-field-sensitive): Document default.
10422 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10423 100 for optimize >= 2.
10425 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10427 * ggc-zone.c (lookup_page_table_if_allocated,
10428 set_page_table_entry, zone_find_object_size, alloc_small_page,
10429 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10430 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10431 -Wc++-compat and/or -Wcast-qual warnings.
10433 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10436 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10437 pic_offset_table_rtx to be marked as used here.
10438 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10439 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10440 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10441 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10442 !TARGET_SECURE_PLT.
10444 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10446 * alloc-pool.c (hash_descriptor, eq_descriptor,
10447 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10448 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10450 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10451 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10452 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10453 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10456 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10458 * tree-flow.h (loop_only_exit_p): Declare.
10459 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10460 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10461 the number of iterations if it is constant. Otherwise, if this is the
10462 only possible exit of the loop, use the conservative estimate on the
10463 number of iterations of the entire loop if available.
10465 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10467 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10468 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10469 Add synchronization functions.
10470 * config/sync.c: New file.
10471 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10472 (LIBGCC_SYNC_CFLAGS): Likewise.
10474 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10477 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10478 (*pushtf_sse): New insn pattern.
10479 (pushtf splitters): New splitters.
10481 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10483 PR middle-end/35736
10484 * predict.c (build_predict_expr): Use void_type_node for the tree
10485 type, instead of NULL_TREE.
10487 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10489 * config/i386/i386.c (contains_aligned_value_p): Return true
10491 (ix86_data_alignment): Align TCmode to 128bits.
10492 (ix86_local_alignment): Likewise.
10494 2008-07-03 Andrew Haley <aph@redhat.com>
10497 * vec.h (VEC_TA): New.
10498 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10499 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10500 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10501 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10502 (C_COMMON_FIXED_TYPES): Remove first arg.
10503 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10504 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10505 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10506 not to use empty macro arguments.
10508 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10510 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10511 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10512 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10513 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10514 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10515 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10516 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10517 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10518 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10519 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10520 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10521 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10522 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10523 config/rs6000/e500crtres64gpr.asm,
10524 config/rs6000/e500crtres64gprctr.asm,
10525 config/rs6000/e500crtrest32gpr.asm,
10526 config/rs6000/e500crtrest64gpr.asm,
10527 config/rs6000/e500crtresx32gpr.asm,
10528 config/rs6000/e500crtresx64gpr.asm,
10529 config/rs6000/e500crtsav32gpr.asm,
10530 config/rs6000/e500crtsav64gpr.asm,
10531 config/rs6000/e500crtsav64gprctr.asm,
10532 config/rs6000/e500crtsavg32gpr.asm,
10533 config/rs6000/e500crtsavg64gpr.asm,
10534 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10535 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10536 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10537 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10538 config/sparc/sol2-cn.asm: Remove .file directives.
10540 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10542 * resource.c (mark_referenced_resources): Look inside
10543 UNSPEC_VOLATILEs and ASM_INPUTs.
10545 2008-07-02 Ian Lance Taylor <iant@google.com>
10547 * rtlanal.c (add_reg_note): New function.
10548 * rtl.h (add_reg_note): Declare.
10549 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10550 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10551 * builtins.c (expand_builtin_longjmp): Likewise.
10552 (expand_builtin_nonlocal_goto): Likewise.
10553 * calls.c (emit_call_1, expand_call): Likewise.
10554 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10555 * cfglayout.c (fixup_reorder_chain): Likewise.
10556 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10557 (commit_one_edge_insertion): Likewise.
10558 * combine.c (move_deaths, distribute_notes): Likewise.
10559 * df-problems.c (df_set_note): Likewise.
10560 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10561 (set_unique_reg_note): Likewise.
10562 (emit_copy_of_insn_after): Likewise.
10563 * expr.c (expand_expr_real): Likewise.
10564 * gcse.c (add_label_notes): Likewise.
10565 * haifa-sched.c (create_check_block_twin): Likewise.
10566 * jump.c (mark_jump_label_1): Likewise.
10567 * loop-doloop.c (add_test, doloop_modify): Likewise.
10568 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10569 * lower-subreg.c (move_eh_region_note): Likewise.
10570 * optabs.c (emit_libcall_block): Likewise.
10571 * predict.c (predict_insn): Likewise.
10572 (combine_predictions_for_insn): Likewise.
10573 * recog.c (peephole2_optimize): Likewise.
10574 * regmove.c (try_auto_increment): Likewise.
10575 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10576 * reload.c (find_reloads): Likewise.
10577 * reload1.c (fixup_eh_region_note): Likewise.
10578 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10579 * reorg.c (delete_prior_computation): Likewise.
10580 (delete_computation, dbr_schedule): Likewise.
10581 * config/pa/pa.c (legitimize_pic_address): Likewise.
10582 * config/sh/sh.c (sh_reorg): Likewise.
10584 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10587 * config/libgcc-glibc.ver: Add %exclude.
10588 * config/m32r/libgcc-glibc.ver: Likwise.
10589 * config/s390/libgcc-glibc.ver: Likwise.
10590 * config/sh/libgcc-glibc.ver: Likwise.
10591 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10593 * config/i386/libgcc-glibc.ver: New.
10595 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10597 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10599 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10600 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10601 i[34567]86-*-linux*, x86_64-*-linux*. Add
10602 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10603 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10604 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10605 i[34567]86-*-linux*, x86_64-*-linux*.
10607 * libgcc-std.ver: Add empty GCC_4.4.0.
10609 * mkmap-symver.awk: Support multiple versions per symbol.
10611 * config/i386/i386.c (ix86_init_builtins): Always define
10612 __builtin_fabsq and __builtin_copysignq with fallbacks.
10613 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10614 and __builtin_copysignq if SSE2 isn't available.
10616 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10617 (LIBGCC2_TF_CEXT): Likwise.
10618 (TF_SIZE): Likwise.
10620 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10622 * config/i386/sfp-machine.h: Moved to libgcc.
10624 * config/i386/sfp-machine.h: New.
10625 * config/i386/t-linux: Likwise.
10627 * config/i386/t-darwin: Remove softfp_wrap_start and
10629 * config/i386/t-darwin64: Likewise.
10631 * config/i386/t-fprules-softfp64: Renamed to ...
10632 * config/i386/t-fprules-softfp: This.
10634 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10635 and softfp_wrap_end.
10637 2008-07-02 Jason Merrill <jason@redhat.com>
10639 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10641 * tree.c (ctor_to_list): New fn.
10642 * tree.h: Declare it.
10643 (CONSTRUCTOR_ELT): New macro.
10644 (CONSTRUCTOR_NELTS): New macro.
10646 2008-07-02 Richard Guenther <rguenther@suse.de>
10648 * tree-ssa-structalias.c (struct variable_info): Reorder
10649 to fill padding on 64bit hosts. Make collapsed_to an int.
10650 (get_varinfo_fc): Deal with that.
10651 (new_var_info): Likewise.
10652 (collapse_rest_of_var): Likewise.
10654 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10656 * doc/install.texi (--enable-java-home): Document.
10657 (--enable-aot-compile-rpm): Likewise.
10658 (--with-arch-directory): Likewise.
10659 (--with-os-directory): Likewise.
10660 (--with-origin-name): Likewise.
10661 (--with-arch-suffix): Likewise.
10662 (--with-jvm-root-dir): Likewise.
10663 (--with-jvm-jar-dir): Likewise.
10664 (--with-python-dir): Likewise.
10666 2008-07-02 Richard Guenther <rguenther@suse.de>
10668 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10669 from decls explicitly. Merge operand checking from tuples.
10671 2008-07-02 Martin Jambor <mjambor@suse.cz>
10673 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10675 2008-07-02 Martin Jambor <mjambor@suse.cz>
10677 * tree-switch-conversion.c: Included timevar.h
10678 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10680 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10682 2008-07-02 Martin Jambor <mjambor@suse.cz>
10684 * tree-switch-conversion.c: Corrected various comments and
10686 (build_constructors): Fixed minor formatting mistakes.
10688 * invoke.texi (Optimize Options): Corrected the
10689 switch-conversion-max-branch-ratio parameter.
10691 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10693 * final.c (asm_insn_count): Return zero for an empty asm body.
10695 2008-07-02 Richard Guenther <rguenther@suse.de>
10697 * bitmap.h (bitmap_set_bit): Return bool.
10698 (bitmap_clear_bit): Likewise.
10699 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10700 write to the bitmap if it would.
10701 (bitmap_clear_bit): Likewise.
10702 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10703 bitmap_set_bit return value.
10704 (add_pred_graph_edge): Likewise.
10705 (add_graph_edge): Likewise.
10706 (do_sd_constraint): Likewise.
10707 (do_ds_constraint): Likewise.
10709 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10711 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10712 Fix -Wc++-compat and/or -Wcast-qual warnings.
10713 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10714 gen_regparm_prefix): Likewise.
10715 * vmsdbgout.c (write_modbeg, lookup_filename,
10716 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10718 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10720 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10721 defaults.h definition apply.
10723 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10725 * function.c (assign_parm_remove_parallels): New.
10726 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10728 (assign_parm_setup_block): Do not handle them.
10729 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10730 assign_parm_remove_parallels.
10732 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10734 * c-typeck.c (convert_for_assignment): Use
10735 vector_targets_convertible_p.
10736 * c-common.c (vector_targets_convertible_p): New.
10737 * c-common.h (vector_targets_convertible_p): New prototype.
10738 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10739 opaque_p_V2SI_type_node.
10741 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10743 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10746 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10748 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10749 TFmode constants via two element DImode vector for hosts with
10750 HOST_BITS_PER_WIDE_INT < 64.
10751 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10752 also for HOST_BITS_PER_WIDE_INT < 64.
10754 2008-07-01 Richard Guenther <rguenther@suse.de>
10756 PR tree-optimization/36666
10757 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10758 (get_constraint_exp_from_ssa_var): Split into ...
10759 (get_constraint_exp_for_temp): ... this ...
10760 (get_constraint_for_ssa_var): ... and that.
10761 Return constraint expressions for all touched sub-fields
10762 if the results address is not taken.
10763 (process_constraint): Remove assertion that aggregate
10764 assignments do not happen at this place.
10765 (get_constraint_for_component_ref): Add address_p argument.
10766 Return constraint expressions for all touched sub-fields
10767 if the results address is not taken.
10768 (do_deref): Use get_constraint_exp_for_temp.
10769 (get_constraint_for_1): Rename from ...
10770 (get_constraint_for): ... this. Add the old function as wrapper.
10771 (do_structure_copy): Use get_constraint_for_1.
10773 2008-07-01 Martin Jambor <mjambor@suse.cz>
10775 * Makefile.in (tree-switch-conversion.o): Add.
10776 (OBJS-common): Add tree-swtch-conversion.o.
10777 * passes.c (init_optimization_passes): Add pass_convert_switch.
10778 * tree-pass.h: (pass_convert_switch): Add.
10779 * tree-switch-conversion.c: New file.
10780 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10781 * common.opt (ftree-cswtch): New option.
10782 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10783 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10784 * opts.c (decode_options): Set flag_tree_switch_conversion when
10785 optimization level is >= 2.
10786 * doc/invoke.texi (Optimize Options): Added description of
10787 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10789 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10791 * config/darwin-driver.c (darwin_default_min_version): Fix
10792 -Wc++-compat warnings.
10794 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10796 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10799 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10801 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10803 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10805 PR rtl-optimization/34744
10806 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10807 (df_scan_free_internal): Free data structures not
10808 allocated in storage pools.
10809 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10810 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10811 df_scan_free_mws_vec.
10812 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10815 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10817 * config/i386/i386.c (contains_aligned_value_p): Return true
10819 (ix86_function_arg_boundary): Return its natural boundary
10821 (return_in_memory_32): Don't check TDmode.
10822 (ix86_split_to_parts): Support splitting into 4 parts and
10823 support TFmode for 32bit target.
10824 (ix86_split_long_move): Support splitting into 4 parts.
10825 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10827 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10828 (ix86_init_builtins): Here.
10829 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10830 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10831 'q' and 'w', respectively.
10833 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10835 (movtf_internal): Likewise.
10836 (<code>tf2): Likewise.
10837 (*absnegtf2_sse): Likewise.
10838 (copysign<mode>3): Likewise.
10839 (copysign<mode>3_const): Likewise.
10840 (copysign<mode>3_var): Likewise.
10841 (define_split UNSPEC_COPYSIGN): Likewise.
10842 * config/i386/sse.md (*nandtf3): Likewise.
10843 (<code>tf3): Likewise.
10844 (*<code>tf3): Likewise.
10846 2008-06-30 Joey Ye <joey.ye@intel.com>
10847 H.J. Lu <hongjiu.lu@intel.com>
10849 * global.c (compute_regsets): Set frame_pointer_needed here.
10850 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10852 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10854 * doc/install.texi (specific): Expand Windows build notes.
10856 2008-06-30 Ira Rosen <irar@il.ibm.com>
10858 PR tree-optimization/36648
10859 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10860 number of prolog iterations by step. Fix the comment.
10862 2008-06-30 Richard Guenther <rguenther@suse.de>
10864 PR middle-end/36671
10865 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10866 handle calls from ECF_MALLOC functions.
10867 (handle_pure_call): ECF_MALLOC functions do not return
10869 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10871 2008-06-29 Andreas Schwab <schwab@suse.de>
10873 * config/m68k/m68k.c (print_operand): Always print a float
10875 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10876 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10879 * config/rs6000/x-linux64: Remove never used file.
10881 2008-06-29 Richard Guenther <rguenther@suse.de>
10883 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10885 (struct alias_info): Move ...
10886 * tree-ssa-alias.c: ... here.
10887 (update_alias_info): Declare.
10888 (compute_may_aliases): Call it.
10889 (update_alias_info): New function.
10890 * tree-ssa-structalias.c (update_alias_info): Move ...
10891 * tree-ssa-alias.c (update_alias_info_1): ... here.
10892 * tree-ssa-structalias.c (process_constraint_1): Remove
10893 unused from_call argument. Rename to ...
10894 (process_constraint): ... this. Delete old wrapper.
10895 (make_constraint_to): Adjust callers.
10896 (handle_const_call): Likewise.
10897 (handle_pure_call): Likewise.
10898 (init_base_vars): Likewise.
10899 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10900 (find_func_aliases): We don't need structure copies for
10902 (make_constraint_from_anything): Remove.
10903 (create_variable_info_for): For globals make constraints
10904 from escaped, not from anything.
10905 (compute_points_to_sets): Do not call update_alias_info.
10906 (ipa_pta_execute): Use make_constraint_from.
10908 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10910 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
10911 (bitmap.o-warn, dominance.o-warn): New.
10912 * configure.ac (cxx_compat_warn): Delete.
10913 (loose_warn): Add -Wcast-qual and -Wc++-compat.
10914 * system.h: Remove #pragma diagnostic for -Wcast-qual and
10916 * configure: Regenerate.
10918 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
10921 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10923 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
10924 * df-scan.c (df_notes_rescan): Likewise.
10925 * ggc-page.c (set_page_table_entry): Likewise.
10926 * intl.c (gcc_gettext_width): Likewise.
10927 * varasm.c (get_unnamed_section, get_noswitch_section,
10928 get_section): Likewise.
10930 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
10932 * regrename.c (build_def_use): Don't copy RTX.
10934 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
10936 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
10937 (Type Attributes): Fix nesting of @table and @subsection. Adjust
10938 punctuation. Use @ref instead of @xref.
10939 (Function Names): Remove stray @display/@end display.
10940 (C++ Attributes): Use @ref instead of @xref.
10941 (Deprecated Features): Fix punctuation around @xref.
10942 (Backwards Compatibility): Likewise.
10943 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
10945 2008-06-28 Joseph Myers <joseph@codesourcery.com>
10947 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
10948 constants for E500 double.
10950 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10952 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
10953 element type of const_vector.
10955 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
10957 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
10958 Remove FLAGS_REG clobber from expander pattern.
10959 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
10960 (anddi3, andsi3, andhi3, andqi3): Ditto.
10961 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
10962 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
10963 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
10964 (ashlsi3, ashlhi3, ashlqi3): Ditto.
10965 (ashrsi3, ashrhi3, ashrqi3): Ditto.
10966 (lshrsi3, lshrhi3, lshrqi3): Ditto.
10967 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
10968 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
10970 2008-06-28 Richard Guenther <rguenther@suse.de>
10972 * tree-ssa-structalias.c (callused_id, var_callused,
10973 callused_tree): Add.
10974 (handle_pure_call): New function.
10975 (find_func_aliases): Call it.
10976 (find_what_p_points_to): Handle the call-used set.
10977 (clobber_what_escaped): Likewise.
10978 (compute_call_used_vars): New function.
10979 (init_base_vars): Init the call-used variable.
10980 (do_sd_constraint): Do not propagate the solution from CALLUSED
10981 but use CALLUSED as a placeholder.
10982 (solve_graph): Likewise.
10983 * tree-flow-inline.h (gimple_call_used_vars): New function.
10984 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
10985 (compute_call_used_vars): Declare.
10986 * tree-ssa-alias.c (set_initial_properties): Call
10987 compute_call_used_vars.
10988 (reset_alias_info): Clear call-used variables.
10989 (add_call_clobber_ops): Assert we are not called for const/pure
10990 functions. Remove handling of them.
10991 (add_call_read_ops): Handle pure functions by adding the
10992 call-used set of variables as VUSEs.
10993 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
10994 (delete_tree_ssa): Free it.
10995 * tree-dfa.c (remove_referenced_var): Clear the var from the
10998 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11000 * tree.c (build_varargs_function_type_list): New.
11001 (build_function_type_list_1): New.
11002 (build_function_type_list): Use build_function_type_list_1.
11003 * tree.h (build_varargs_function_type_list): New.
11005 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11008 * config/spu/spu.c (spu_builtin_splats): Do not generate
11009 invalid CONST_VECTOR expressions.
11010 (spu_expand_vector_init): Likewise.
11012 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11014 * optabs.c (libfunc_decls): New variable.
11015 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11016 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11017 for the same function twice.
11019 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11021 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11022 ix86_expand_binary_operator directly.
11023 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11025 (*ashrti3_1): Ditto.
11026 (*lshrti3_1): Ditto.
11027 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11028 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11029 using only one splitter. Conditionaly execute splitter before or
11030 after peephole2 pass.
11031 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11032 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11033 Use only one alternative in asm template.
11034 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11036 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11037 "J" operand constraint for operand 2.
11038 (*ashldi3_cconly_rex64): Ditto.
11039 (*ashrdi3_cmp_rex64): Ditto.
11040 (*ashrdi3_cconly_rex64): Ditto.
11041 (*lshrdi3_cmp_rex64): Ditto.
11042 (*lshrdi3_cconly_rex64): Ditto.
11043 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11044 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11045 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11048 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11050 * gimplify.c (omp_is_private): Don't return true if decl is not
11051 already private on #pragma omp for or #pragma omp parallel for.
11054 * tree-cfg.c (struct move_stmt_d): Replace block field with
11055 orig_block and new_block fields.
11056 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11057 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11058 (move_block_to_fn): Replace vars_map and new_label_map arguments
11059 with struct move_stmt_d pointer.
11060 (replace_block_vars_by_duplicates): New function.
11061 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11062 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11063 all subblocks of ORIG_BLOCK to the new function. Call
11064 replace_block_vars_by_duplicates.
11065 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11066 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11067 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11068 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11069 (expand_omp): Temporarily set input_location to the location of
11070 region's controlling stmt.
11071 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11072 BIND_EXPR, push ctx->block_vars and gimplification vars into
11073 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11074 into dest function.
11075 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11076 there are any BLOCK_VARS.
11077 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11078 OMP_PARALLEL or OMP_TASK stmt.
11079 (lower_omp): Save and restore input_location around the lower_omp_1
11082 2008-06-27 Richard Guenther <rguenther@suse.de>
11084 PR tree-optimization/36400
11085 PR tree-optimization/36373
11086 PR tree-optimization/36344
11087 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11088 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11089 (update_alias_info): Remove call clobbering code.
11090 (make_constraint_to): New helper function.
11091 (make_escape_constraint): Likewise.
11092 (handle_rhs_call): Use it on all pointer containing arguments.
11093 Also mark the static chain escaped.
11094 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11095 instead of ANYTHING.
11096 (make_constraint_from): New helper split out from ...
11097 (make_constraint_from_anything): ... here.
11098 (find_func_aliases): Add constraints for escape sites.
11099 (intra_create_variable_infos): Make constraints from NONLOCAL
11101 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11103 (clobber_what_p_points_to): Remove.
11104 (clobber_what_escaped): New function.
11105 (init_base_vars): Init NONLOCAL and ESCAPED.
11106 (do_sd_constraint): Do not propagate the solution from ESCAPED
11107 but use ESCAPED as a placeholder.
11108 (solve_graph): Likewise.
11109 * tree-flow.h (clobber_what_p_points_to): Remove.
11110 (clobber_what_escaped): Declare.
11111 * tree-ssa-alias.c (set_initial_properties): Call it.
11112 Remove code clobbering escaped pointers.
11114 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11116 * function.c (allocate_struct_function): Only allocate a unique
11117 funcdef_no if the decl is nonzero.
11119 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11121 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11122 * config/mips/mips.c (mips_split_const_insns): New function.
11123 * config/mips/mips.md (move_type): New attribute.
11124 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11125 (dword_mode): New attribute.
11126 (type): Avoid long line. Map "move_type"s to "type"s,
11127 choosing "multi" for doubleword moves if appropriate.
11128 Swap MTC/MFC comments to match their declaration order.
11129 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11130 "type" is "branch" or "jal" is "direct".
11131 (length): Handle "extended_mips16" first. Make the default
11132 "0" for "ghost" instructions. Set the length from "move_type".
11133 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11134 of "type", with "sll0" for the register alternative. Remove the
11135 "extended_mips16" attribute.
11136 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11137 of "type", with "shift_shift" for the register alternative.
11138 Remove the "length" attribute.
11139 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11140 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11141 of "type", with "andi" for the register alternative.
11142 (*zero_extendqihi2): Likewise.
11143 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11144 of "andi" instead of a "type" of "arith".
11145 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11147 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11148 (mov_<store>r, *mov<mode>_ra): Likewise.
11149 (extendsidi2): Use "move_type" instead of "type", with "move"
11150 for the register alternative.
11151 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11152 of "type", with "signext" for the register alternative.
11153 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11154 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11155 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11156 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11157 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11158 (unnamed branch insn): Likewise.
11159 (*movdi_gp32_fp64): Fold into...
11160 (*movdi_32bit): ...here.
11161 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11162 (*movdf_hardfloat): ...this new pattern.
11163 (*movdf_softfloat): Remove redundant FPR alternatives.
11164 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11165 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11166 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11167 the "move" attribute.
11168 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11169 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11170 and "store" for COP loads and stores.
11171 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11172 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11173 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11174 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11175 (*movtf_mips16, *movv2sf): Likewise.
11176 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11177 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11178 (mfhc1<mode>): Use "move_type" instead of "move".
11179 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11180 (loadgp_blockage): Remove the "length" attribute.
11181 (blockage, set_got_version, update_got_version): Likewise.
11182 (call_internal): Remove the "extended_mips16" attribute.
11183 (call_value_internal, call_value_multiple_internal): Likewise.
11184 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11186 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11187 the "length" attribute.
11189 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11191 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11192 -Wcast-qual warnings.
11193 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11194 handle_pragma_pop_macro): Likewise.
11195 * collect2.c (resolve_lib_name): Likewise.
11196 * config/arc/arc.c (arc_init): Likewise.
11197 * config/arm/arm.c (neon_builtin_compare,
11198 locate_neon_builtin_icode): Likewise.
11199 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11200 * config/bfin/bfin.c (bfin_init_machine_status,
11201 bfin_optimize_loop): Likewise.
11202 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11203 * config/cris/cris.c (cris_init_expanders): Likewise.
11204 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11205 * config/darwin.c (machopic_indirection_eq,
11206 machopic_indirection_name, machopic_output_indirection): Likewise.
11207 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11208 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11209 frv_optimize_membar): Likewise.
11210 * config/i386/cygwin.h (mingw_scan,
11211 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11212 * config/i386/cygwin1.c (mingw_scan): Likewise.
11213 * config/i386/i386.c (machopic_output_stub): Likewise.
11214 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11215 i386_pe_unique_section): Likewise.
11216 * config/ia64/ia64.c (ia64_init_machine_status,
11217 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11219 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11220 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11221 * config/m68k/m68k.c (m68k_handle_option,
11222 m68k_sched_md_init_global): Likewise.
11223 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11224 mcore_unique_section): Likewise.
11225 * config/mips/mips.c (mips_block_move_straight,
11226 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11228 * config/mmix/mmix.c (mmix_init_machine_status,
11229 mmix_encode_section_info): Likewise.
11230 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11231 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11232 print_operand_address, output_toc, redefine_groups,
11233 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11234 * config/s390/s390.c (s390_init_machine_status): Likewise.
11235 * config/score/score.c (score_block_move_straight,
11236 score_block_move_loop_body): Likewise.
11237 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11238 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11239 * emit-rtl.c (find_auto_inc): Likewise.
11240 * gcc.c (translate_options, process_command): Likewise.
11241 * reorg.c (dbr_schedule): Likewise.
11242 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11243 * xcoffout.c (xcoffout_declare_function): Likewise.
11245 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11247 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11248 ipa-pta working again.
11250 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11252 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11255 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11257 * config.gcc (powerpc*-*-*): Add new core e500mc.
11258 * config/rs6000/e500mc.md: New file.
11259 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11261 (rs6000_override_options): Add e500mc case to
11262 processor_target_table. Altivec and Spe options not allowed
11263 with e500mc. Add isel instruction to e500mc by
11264 default. Initialize rs6000_cost for e500mc.
11265 (rs6000_issue_rate): Set issue rate for e500mc.
11266 * config/rs6000/rs6000.h (processor_type): Add
11267 PROCESSOR_PPCE500MC.
11268 (ASM_CPU_SPEC): Add e500mc.
11269 Set TARGET_ISEL to rs6000_isel.
11270 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11271 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11272 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11274 * doc/invoke.texi: Add e500mc to list of cpus.
11276 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11279 * c-lex.c (lex_charconst): Initialize unsignedp.
11281 2008-06-27 Olivier Hainque <hainque@adacore.com>
11283 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11284 documented assumptions.
11286 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11288 * dwarf2out.c: Remove trailing white spaces. Break long line
11291 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11293 * libfuncs.h (LTI_synchronize): New libfunc_index.
11294 (synchronize_libfunc): Declare.
11295 * builtins.c (expand_builtin_synchronize): Consider using
11296 synchronize_libfunc before falling back on an asm blockage.
11297 * config/mips/mips.c: Include libfuncs.h
11298 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11300 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11302 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11303 parameter. Copy stack_reg to r11 where appropriate.
11304 (no_global_regs_above): Add gpr parameter.
11305 (rs6000_stack_info): Only add padding for SPE save area if we
11306 are saving SPE GPRs and CR.
11307 (saveres_routine_syms): New variable.
11308 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11310 (rs6000_savres_routine_sym): New function.
11311 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11313 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11314 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11315 Tweak FPR out-of-line saving.
11316 (rs6000_make_savres_rtx): New function.
11317 (rs6000_use_multiple_p): New function.
11318 (rs6000_savres_strategy): New function.
11319 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11320 out-of-line if appropriate.
11321 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11322 if we are optimizing for size.
11323 (GP_SAVE_INLINE): Define.
11324 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11325 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11326 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11327 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11328 (*save_fpregs_<mode>): Add use of r11.
11329 (*restore_gpregs_<mode>): New insn.
11330 (*return_and_restore_gpregs_<mode>): New insn.
11331 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11333 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11334 (*restore_gpregs_spe): New insn.
11335 (*return_and_restore_gpregs_spe): New insn.
11336 * config/rs6000/predicates.md (save_world_operation): Fix check.
11338 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11340 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11341 this point, so assert that.
11343 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11345 * cfganal.c: Include vec.h and vecprim.h.
11346 (compute_idf): Import from...
11347 * tree-into-ssa (compute_idf): ...here.
11348 * basic-block.h (compute_idf): Export.
11350 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11352 * c-decl.c (merge_decls): Use !current_function_decl to check for
11353 extern declaration of C99 inline function being at file scope.
11355 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11357 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11359 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11361 * alias.c (record_alias_subset, init_alias_analysis): Fix
11362 -Wc++-compat and/or -Wcast-qual warnings.
11363 * attribs.c (lookup_attribute_spec): Likewise.
11364 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11365 copy_bb, connect_traces,
11366 find_rarely_executed_basic_blocks_and_cr): Likewise.
11367 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11368 note_btr_set, migrate_btr_defs): Likewise.
11369 * builtins.c (result_vector, expand_builtin_memcpy,
11370 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11371 builtin_memset_read_str, expand_builtin_printf,
11372 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11374 * caller-save.c (mark_set_regs): Likewise.
11375 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11376 * cgraph.c (cgraph_edge): Likewise.
11377 * combine.c (likely_spilled_retval_1): Likewise.
11378 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11379 htab_counts_entry_del, get_coverage_counts): Likewise.
11380 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11381 new_cselib_val): Likewise.
11382 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11383 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11385 * df-core.c (df_compact_blocks): Likewise.
11386 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11387 * df-scan.c (df_grow_reg_info, df_ref_create,
11388 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11389 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11390 df_record_entry_block_defs, df_record_exit_block_uses,
11391 df_bb_verify): Likewise.
11392 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11393 DF_REF_EXTRACT_MODE_CONST): New.
11394 * dominance.c (get_immediate_dominator, get_dominated_by,
11395 nearest_common_dominator, root_of_dom_tree,
11396 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11397 -Wc++-compat and/or -Wcast-qual warnings.
11398 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11399 record_store, replace_read, check_mem_read_rtx, scan_insn,
11400 dse_step1, dse_record_singleton_alias_set): Likewise.
11401 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11403 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11405 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11406 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11407 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11408 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11409 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11410 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11411 file_name_acquire, output_file_names, add_const_value_attribute,
11412 premark_used_types_helper, file_table_eq, file_table_hash,
11413 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11414 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11415 -Wcast-qual warnings.
11416 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11417 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11418 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11419 gen_reg_rtx, start_sequence, init_emit): Likewise.
11420 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11421 * except.c (init_eh_for_function, gen_eh_region,
11422 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11423 arh_to_landing_pad, arh_to_label, add_action_record,
11424 add_call_site, switch_to_exception_section): Likewise.
11425 * expmed.c (synth_mult): Likewise.
11426 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11427 store_expr): Likewise.
11428 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11430 * function.c (assign_stack_temp_for_type,
11431 allocate_struct_function, match_asm_constraints_1): Likewise.
11432 * gcov-io.c (gcov_allocate): Likewise.
11433 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11434 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11435 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11436 record_one_set, insert_expr_in_table, insert_set_in_table,
11437 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11438 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11439 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11440 -Wcast-qual warnings.
11442 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11444 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11445 -Wcast-qual warnings.
11446 * gcc.c (process_command): Likewise.
11447 * genattrtab.c (oballoc): Use XOBNEW.
11448 (oballocvec): Define.
11449 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11450 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11451 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11452 -Wc++-compat and/or -Wcast-qual warnings.
11453 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11454 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11455 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11456 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11457 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11458 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11459 add_excls, process_presence_absence_names,
11460 process_presence_absence_patterns, add_presence_absence,
11461 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11462 get_free_state, add_arc, get_free_automata_list_el,
11463 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11464 transform_3, cache_presence, create_ainsns, create_automata,
11465 create_state_ainsn_table, dfa_insn_code_enlarge,
11466 output_trans_func, output_min_issue_delay_func,
11467 output_dead_lock_func, output_reset_func,
11468 output_get_cpu_unit_code_func, output_dfa_start_func,
11469 expand_automata): Likewise.
11470 * genextract.c (gen_insn): Likewise.
11471 * gengtype-lex.l: Likewise.
11472 * gengtype.c (read_input_list, adjust_field_type,
11473 process_gc_options): Likewise.
11474 * genoutput.c (note_constraint): Likewise.
11475 * genpreds.c (mangle, add_constraint): Likewise.
11476 * genrecog.c (process_define_predicate, new_decision,
11477 add_to_sequence): Likewise.
11478 * gensupport.c (record_insn_name): Likewise.
11480 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11482 * config/i386/driver-i386.c (detect_caches_amd,
11483 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11484 and/or -Wcast-qual warnings.
11485 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11486 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11487 gt_pch_save): Likewise.
11488 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11489 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11490 * global.c (compute_regsets): Likewise.
11491 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11492 finish_graph_dump_file): Likewise.
11493 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11494 unlink_bb_notes): Likewise.
11495 * integrate.c (get_hard_reg_initial_val): Likewise.
11496 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11497 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11498 * local-alloc.c (update_equiv_regs): Likewise.
11499 * loop-invariant.c (check_invariant_table_size,
11500 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11502 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11503 altered_reg_used, mark_altered): Likewise.
11504 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11505 insert_var_expansion_initialization,
11506 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11507 release_var_copies): Likewise.
11508 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11509 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11510 analyze_accesses_for_phi_node, check_var_notmodified_p,
11511 check_allocation_function, find_sites_in_func,
11512 record_all_accesses_in_func, transform_access_sites,
11513 transform_allocation_sites): Likewise.
11514 * omp-low.c (new_omp_region, create_omp_child_function_name,
11515 check_omp_nesting_restrictions, check_combined_parallel,
11516 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11517 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11518 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11519 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11521 * opts-common.c (prune_options): Likewise.
11522 * opts.c (add_input_filename, print_filtered_help,
11523 get_option_state): Likewise.
11524 * params.c (add_params): Likewise.
11525 * passes.c (set_pass_for_id, next_pass_1,
11526 do_per_function_toporder, pass_fini_dump_file): Likewise.
11527 * postreload.c (reload_cse_simplify_operands): Likewise.
11528 * predict.c (tree_predicted_by_p, tree_predict_edge,
11529 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11531 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11533 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11535 * recog.c (check_asm_operands, validate_change_1): Likewise.
11536 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11537 subst_asm_stack_regs): Likewise.
11538 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11539 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11540 * regmove.c (reg_is_remote_constant_p): Likewise.
11541 * regrename.c (regrename_optimize, scan_rtx_reg,
11542 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11544 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11545 regstat_compute_calls_crossed): Likewise.
11546 * reload1.c (init_reload, new_insn_chain,
11547 has_nonexceptional_receiver, reload, copy_reloads,
11548 calculate_needs_all_insns, init_elim_table): Likewise.
11549 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11550 * rtl.c (shallow_copy_rtx_stat): Likewise.
11551 * rtlanal.c (parms_set): Likewise.
11552 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11553 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11554 * sched-ebb.c (earliest_block_with_similiar_load,
11555 add_deps_for_risky_insns): Likewise.
11556 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11557 schedule_region): Likewise.
11558 * see.c (eq_descriptor_pre_extension,
11559 hash_descriptor_pre_extension, hash_del_pre_extension,
11560 eq_descriptor_properties, hash_descriptor_properties,
11561 hash_del_properties, see_seek_pre_extension_expr,
11562 see_initialize_data_structures, see_print_register_properties,
11563 see_print_pre_extension_expr, see_delete_merged_def_extension,
11564 see_delete_unmerged_def_extension, see_emit_use_extension,
11565 see_pre_delete_extension, see_map_extension, see_commit_changes,
11566 see_analyze_merged_def_local_prop,
11567 see_analyze_merged_def_local_prop,
11568 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11569 see_set_prop_merged_def, see_set_prop_unmerged_def,
11570 see_set_prop_unmerged_use, see_print_one_extension,
11571 see_merge_one_use_extension, see_merge_one_def_extension,
11572 see_store_reference_and_extension, see_update_uses_relevancy,
11573 see_update_defs_relevancy): Likewise.
11574 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11575 hash_statistics_free, curr_statistics_hash): Likewise.
11576 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11577 expand_asm_operands, expand_return, case_bit_test_cmp,
11578 expand_case): Likewise.
11579 * stor-layout.c (start_record_layout): Likewise.
11580 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11581 gt_pch_save_stringpool): Likewise.
11582 * tree-data-ref.c (hash_stmt_vertex_info,
11583 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11584 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11586 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11589 * config/i386/i386.md : Change constraints of HImode and QImode
11590 immediate operands from "i" to "n". Change SImode "ni" constraint to
11591 "i" and SImode "rmi" constraint to "g". Remove all constraints
11592 from const0_operand and const1_operand predicated operands.
11593 (i): Change QImode and HImode attribute from "i" to "n".
11594 (*subqi_2): Change HImode operands to QImode.
11597 2008-06-25 Olivier Hainque <hainque@adacore.com>
11599 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11602 2008-06-25 Richard Guenther <rguenther@suse.de>
11604 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11605 not overflow the result type.
11607 2008-06-25 Richard Guenther <rguenther@suse.de>
11609 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11610 (vn_lookup): Likewise.
11612 2008-06-25 Richard Guenther <rguenther@suse.de>
11614 PR tree-optimization/35518
11615 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11616 * tree-sra.c (instantiate_element): Use fold_build3 to build
11618 (try_instantiate_multiple_fields): Likewise.
11620 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11622 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11625 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11627 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11628 use_backchain_to_restore_sp to true
11629 if the offset of the link register save area would go over the 32k - 1
11630 offset limit of the load
11633 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11635 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11636 anchor for the type-punning blurb. Cross-reference "Structures
11637 unions enumerations and bit-fields implementation". Provide a
11638 cast-through-pointer example. Make final sentence self-contained.
11639 * doc/implement-c.texi (Structures unions enumerations and
11640 bit-fields implementation): Cross-reference the type-punning blurb
11641 in the -fstrict-aliasing documentation.
11643 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11645 PR middle-end/36594
11646 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11647 the memory instead of the memory itself for the save area.
11649 2008-06-24 Olivier Hainque <hainque@adacore.com>
11650 Nicolas Roche <roche@adacore.com>
11652 * gengtype.c (srcdir_len): size_t instead of int.
11653 (get_file_realbasename): New function. For F a filename, the real
11654 basename of F, with all the path components stripped.
11655 (get_file_srcdir_relative_path): New function. For F a filename, the
11656 relative path to F from $(srcdir).
11657 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11658 get_file_realbasename. Adjust the head comment.
11659 (get_prefix_langdir_index): New function. For F a filename, return the
11660 lang_dir_names[] relative index of the language directory that is
11662 (get_file_langdir): For F a filename, return the name of the language
11663 directory where F is located.
11664 (get_file_gtfilename): New function. The gt- output file name for an
11666 (get_output_file_with_visibility): Replace in-line computations with
11667 uses of get_file_gtfilename and get_prefix_langdir_index.
11668 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11670 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11672 PR tree-optimization/36504
11673 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11674 references without base address.
11676 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11678 PR middle-end/36584
11679 * calls.c (expand_call): Increase alignment for recursive functions.
11681 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11683 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11684 (TARGET_FUNCTION_VALUE): New define.
11685 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11686 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11688 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11690 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11691 (fmod<mode>3): Ditto.
11692 (remainderxf3): Ditto.
11693 (remainder<mode>3): Ditto.
11695 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11698 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11699 REG is a hard register.
11701 PR tree-optimization/36508
11702 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11703 499, don't check it at all in release compilers.
11705 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11707 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11708 together with SSE_TARGET_MATH to disable insn pattern.
11709 (*fop_<MODEF:mode>_2_i387): Ditto.
11710 (*fop_<MODEF:mode>_3_i387): Ditto.
11712 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11714 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11716 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11718 PR middle-end/34906
11719 * gimplify.c (gimplify_asm_expr): Check the return code of
11720 parse_output_constraint call, set function return and is_inout
11721 value if it failed.
11723 2008-06-22 Ian Lance Taylor <iant@google.com>
11725 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11726 (narrowest_signed_type): Likewise.
11727 * c-typeck.c (c_common_type): Change local variable mclass to enum
11729 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11730 tcc_comparison, not the tree code itself.
11731 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11732 (c_expand_expr): Cast modifier to enum expand_modifier.
11733 * c-common.h (C_RID_CODE): Add casts.
11734 (C_SET_RID_CODE): Define.
11735 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11736 (c_lex_one_token): Add cast to avoid warning.
11737 (c_parser_objc_type_name): Rename local typename to type_name.
11738 (check_no_duplicate_clause): Change code parameter to enum
11740 (c_parser_omp_var_list_parens): Change kind parameter to enum
11742 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11743 c_parser_omp_list_var_parens.
11744 (c_parser_omp_threadprivate): Likewise.
11745 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11746 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11747 * c-format.c (NO_FMT): Define.
11748 (printf_length_specs): Use NO_FMT.
11749 (asm_fprintf_length_specs): Likewise.
11750 (gcc_diag_length_specs): Likewise.
11751 (scanf_length_specs): Likewise.
11752 (strfmon_length_specs): Likewise.
11753 (gcc_gfc_length_specs): Likewise.
11754 (printf_flag_specs): Change 0 to STD_C89.
11755 (asm_fprintf_flag_specs): Likewise.
11756 (gcc_diag_flag_specs): Likewise.
11757 (gcc_cxxdiag_flag_specs): Likewise.
11758 (scanf_flag_specs): Likewise.
11759 (strftime_flag_specs): Likewise.
11760 (strfmon_flag_specs): Likewise.
11761 (print_char_table): Likewise.
11762 (asm_fprintf_char_table): Likewise.
11763 (gcc_diag_char_table): Likewise.
11764 (gcc_tdiag_char_table): Likewise.
11765 (gcc_cdiag_char_table): Likewise.
11766 (gcc_cxxdiag_char_table): Likewise.
11767 (gcc_gfc_char_table): Likewise.
11768 (scan_char_table): Likewise.
11769 (time_char_table): Likewis.
11770 (monetary_char_table): Likewise.
11771 * c-format.h (BADLEN): Likewise.
11773 2008-06-21 Ian Lance Taylor <iant@google.com>
11775 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11776 Define END_OF_BASE_TREE_CODES around inclusion.
11777 * tree.c (tree_code_type): New global array.
11778 (tree_code_length, tree_code_name): Likewise.
11779 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11780 $(lang_tree_files).
11781 (all-tree.def, s-alltree): New targets.
11782 (gencheck.h, s-gencheck): Remove.
11783 (tree.o): Depend upon all-tree.def.
11784 (build/gencheck.o): Remove gencheck.h dependency.
11785 (mostlyclean): Don't remove gencheck.h.
11786 * c-common.h (enum c_tree_code): Remove.
11787 * c-lang.c (tree_code_type): Remove.
11788 (tree_code_length, tree_code_name): Remove.
11789 * gencheck.c (tree_codes): Include all-tree.def, rather than
11790 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11792 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11794 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11795 (operator_name_info): Size to MAX_TREE_CODES.
11796 (assignment_operator_name_info): Likewise.
11797 * cp/cp-lang.c (tree_code_type): Remove.
11798 (tree_code_length, tree_code_name): Remove.
11799 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11800 (assignment_operator_name_info): Likewise.
11801 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11803 * cp/mangle.c (write_expression): Likewise.
11804 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11805 * fortran/f95-lang.c (tree_code_type): Remove.
11806 (tree_code_length, tree_code_name): Remove.
11807 * java/java-tree.h (enum java_tree_code): Remove.
11808 * java/lang.c (tree_code_type): Remove.
11809 (tree_code_length, tree_code_name): Remove.
11810 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11811 * objc/objc-act.h (enum objc_tree_code): Remove.
11812 * objc/objc-lang.c (tree_code_type): Remove.
11813 (tree_code_length, tree_code_name): Remove.
11814 * objcp/objcp-lang.c (tree_code_type): Remove.
11815 (tree_code_length, tree_code_name): Remove.
11816 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11817 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11818 * ada/misc.c (tree_code_type): Remove.
11819 (tree_code_length, tree_code_name): Remove.
11821 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11823 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11824 the grand_bitmap_obstack.
11826 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11828 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11829 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11830 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11831 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11832 move_stmt_r, new_label_mapper): Likewise.
11833 * tree-complex.c (cvc_lookup): Likewise.
11834 * tree-dfa.c (create_function_ann): Likewise.
11835 * tree-dump.c (dump_register): Likewise.
11836 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11837 find_phi_replacement_condition): Likewise.
11838 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11839 tree_function_versioning): Likewise.
11840 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11841 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11842 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11843 get_nonlocal_debug_decl, convert_nonlocal_reference,
11844 convert_nonlocal_omp_clauses, get_local_debug_decl,
11845 convert_local_reference, convert_local_omp_clauses,
11846 convert_nl_goto_reference, convert_nl_goto_receiver,
11847 convert_tramp_reference, convert_call_expr): Likewise.
11848 * tree-outof-ssa.c (contains_tree_r): Likewise.
11849 * tree-parloops.c (reduction_phi, initialize_reductions,
11850 eliminate_local_variables_1, add_field_for_reduction,
11851 add_field_for_name, create_phi_for_local_result,
11852 create_call_for_reduction_1, create_loads_for_reductions,
11853 create_stores_for_reduction, create_loads_and_stores_for_name):
11855 * tree-phinodes.c (allocate_phi_node): Likewise.
11856 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11857 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11858 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11859 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11860 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11861 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11862 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11863 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11864 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11865 vn_nary_op_insert): Likewise.
11866 * tree-ssa.c (redirect_edge_var_map_add,
11867 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11868 * tree-vectorizer.c (vectorize_loops): Likewise.
11869 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11870 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11871 tree_cons_stat, build1_stat, build_variant_type_copy,
11872 decl_init_priority_lookup, decl_fini_priority_lookup,
11873 decl_priority_info, decl_restrict_base_lookup,
11874 decl_restrict_base_insert, decl_debug_expr_lookup,
11875 decl_debug_expr_insert, decl_value_expr_lookup,
11876 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11877 type_hash_add, get_file_function_name, tree_check_failed,
11878 tree_not_check_failed, tree_range_check_failed,
11879 omp_clause_range_check_failed, build_omp_clause,
11880 build_vl_exp_stat): Likewise.
11881 * value-prof.c (gimple_histogram_value,
11882 gimple_duplicate_stmt_histograms): Likewise.
11883 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11884 unshare_variable, variable_union_info_cmp_pos, variable_union,
11885 dataflow_set_different_1, dataflow_set_different_2,
11886 vt_find_locations, variable_was_changed, set_variable_part,
11887 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11888 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11889 section_entry_hash, object_block_entry_eq,
11890 object_block_entry_hash, create_block_symbol,
11891 initialize_cold_section_name, default_function_rodata_section,
11892 strip_reg_name, set_user_assembler_name, const_desc_eq,
11893 build_constant_desc, output_constant_def, lookup_constant_def,
11894 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11895 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11896 default_internal_label): Likewise.
11897 * varray.c (varray_init, varray_grow): Likewise.
11898 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11900 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11902 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11903 operators for "test" insn. Macroize insn using SWI mode macro.
11904 (*jcc_fused_2): Ditto.
11905 (*jcc_fused_3): Macroize insn using SWI mode macro.
11906 (*jcc_fused_4): Ditto.
11908 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
11910 * tree-ssa-pre.c: Fix typo in comment.
11911 (init_antic, fini_antic): Add explicit funtions for
11912 initializing and deinitializing ANTIC and AVAIL sets.
11913 (create_expression_by_pieces): Fix typo in comment.
11914 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
11915 (execute_pre): Eventually dump details about ANTIC_IN.
11917 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11919 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
11920 * gcc.c (translate_options, init_spec, store_arg, read_specs,
11921 add_to_obstack, file_at_path, find_a_file, execute,
11922 add_preprocessor_option, add_assembler_option, add_linker_option,
11923 process_command, insert_wrapper, do_option_spec, do_self_spec,
11924 spec_path, do_spec_1, is_directory, main, used_arg,
11925 getenv_spec_function): Likewise.
11926 * tlink.c (symbol_hash_lookup, file_hash_lookup,
11927 demangled_hash_lookup, symbol_push, file_push, frob_extension):
11930 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11932 * doc/rtl.texi: Updated subreg section.
11934 2008-06-19 Jakub Jelinek <jakub@redhat.com>
11937 * cgraphunit.c (cgraph_process_new_functions): Don't clear
11938 node->needed and node->reachable.
11939 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
11940 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
11941 (expand_task_call): Don't call expand_task_copyfn.
11942 (expand_task_copyfn): Renamed to...
11943 (finalize_task_copyfn): ... this.
11945 2008-06-19 Jan Hubicka <jh@suse.cz>
11947 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
11948 clobbering framepointer.
11950 2008-06-19 Jan Hubicka <jh@suse.cz>
11952 * tree-optimize.c (execute_early_local_optimizations): Set
11953 cgraph_state only at first invocation.
11955 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11957 * system.h (-Wc++-compat): Activate as a warning, no an error.
11959 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11961 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
11962 instead of "#" in insn asm template.
11963 (*jcc_fused_2): Ditto.
11965 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
11967 * config/i386/i386.h (ix86_tune_indices)
11968 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
11969 (TARGET_FUSE_CMP_AND_BRANCH): New define.
11970 * config/i386/i386.md (*jcc_fused_1): New insn pattern
11971 (*jcc_fused_2): Ditto.
11972 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
11973 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
11974 (print operand): Handle 'E' and 'e' code.
11976 2008-06-19 Anatoly Sokolov <aesok@post.ru>
11978 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
11979 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11980 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11982 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
11984 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
11986 (cgraph_expand_function): Use local copy of decl.
11987 (cgraph_expand_all_functions): Remove redundant initialization of
11989 (cgraph_optimize): Reword internal_error message.
11991 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
11993 * arm-protos.h (arm_return_in_memory): Remove public
11994 arm_return_in_memory() prototype.
11995 * arm.c (arm_return_in_memory): Add static prototype, add target
11996 hook macro, change definition and comments.
11997 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
11999 2008-06-19 Ben Elliston <bje@au.ibm.com>
12001 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12002 real.c: Remove references to IEEE 754R.
12003 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12004 * doc/libgcc.texi (Decimal float library routines): Likewise.
12006 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12008 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12009 (default_unwind_word_mode): Add prototype.
12010 * targhooks.c (default_unwind_word_mode): New function.
12011 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12012 instead of word_mode.
12013 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12014 (TARGET_INITIALIZER): Use it.
12016 * c-common.c (handle_mode_attribute): Support "unwind_word"
12018 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12020 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12021 word_mode to access SjLj_Function_Context member "data".
12022 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12023 conversion from targetm.eh_return_filter_mode () to
12024 targetm.unwind_word_mode () if they differ.
12026 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12027 (BT_FN_UNWINDWORD_PTR): New function type.
12028 (BT_FN_WORD_PTR): Remove.
12029 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12030 * except.c (expand_builtin_extend_pointer): Convert pointer to
12031 targetm.unwind_word_mode () instead of word_mode.
12033 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12034 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12035 (spu_unwind_word_mode): New function.
12036 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12037 (TARGET_UNWIND_WORD_MODE): Define.
12038 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12040 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12042 * config/spu/spu.c (reg_align): Remove.
12043 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12044 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12045 (spu_split_store): Likewise.
12047 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12049 * gcc/tree-vn.c: Fix typo in comment.
12051 2008-06-18 Jan Hubicka <jh@suse.cz>
12053 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12054 toplevel reorder too.
12056 2008-06-18 Jan Hubicka <jh@suse.cz>
12058 * c-opts.c (c_common_post_options): PCH is not compatible with
12060 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12061 -fno-toplevel-reorder by default now.
12063 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12065 PR documentation/30739
12066 * doc/install.texi (Prerequisites): Document dependency on awk.
12068 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12069 Ian Lance Taylor <iant@google.com>
12071 PR rtl-optimization/35604
12072 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12073 only want to change jump destinations, not eventual label comparisons.
12075 2008-06-16 Jan Hubicka <jh@suse.cz>
12077 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12079 (cgraph_analyze_function): Likewise.
12081 2008-06-16 Jan Hubicka <jh@suse.cz>
12083 * cgraph.h (cgraph_mark_if_needed): New function.
12084 * cgraphunit.c (cgraph_mark_if_needed): New function.
12085 * c-decl.c (duplicate_decl): Use it.
12087 2008-06-16 Jan Hubicka <jh@suse.cz>
12089 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12092 2008-06-16 Jan Hubicka <jh@suse.cz>
12094 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12096 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12097 Kazu Hirata <kazu@codesourcery.com>
12098 Maxim Kuvyrkov <maxim@codesourcery.com
12100 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12101 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12102 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12103 EXTRA_SPEC_FUNCTIONS.
12104 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12105 (DRIVER_SELF_SPECS): Adjust.
12106 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12107 * config/mips/st.h, config/mips/t-st: New.
12108 * config/mips/driver-native.c, config/mips/x-native: New.
12109 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12112 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12114 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12116 (ISA_HAS_FP_CONDMOVE): New macro.
12117 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12118 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12119 (ISA_HAS_NMADD3_NMSUB3): New macro.
12120 * config/mips/mips.c (mips_rtx_costs): Update.
12121 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12122 compiling for ST Loongson 2E/2F.
12123 (madd<mode>): Rename to madd4<mode>. Update.
12124 (madd3<mode>): New pattern.
12125 (msub<mode>): Rename to msub4<mode>. Update.
12126 (msub3<mode>): New pattern.
12127 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12128 (nmadd3<mode>): New pattern.
12129 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12130 (nmadd3<mode>_fastmath): New pattern.
12131 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12132 (nmsub3<mode>): New pattern.
12133 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12134 (nmsub3<mode>_fastmath): New pattern.
12135 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12137 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12139 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12140 (DF_REF_INSN_INFO): New.
12141 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12142 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12143 with a NULL DF_REF_INSN_INFO.
12144 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12146 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12147 DF_INSN_INFO_EQ_USES): New.
12148 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12149 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12150 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12151 * df-core.c: Update comment for above changes.
12152 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12153 DF_INSN_UID_* macros.
12154 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12155 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12156 insn rtx. Update all callers.
12157 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12158 df_ref_create_structure, df_insn_refs_collect): Likewise.
12159 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12160 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12161 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12162 macros to access the insn refs.
12163 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12164 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12165 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12166 for accessing the refs.
12167 (try_fwprop_subst): Likewise.
12168 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12169 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12170 for accessing the refs.
12171 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12172 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12173 to look at the insn refs.
12174 (record_uses): Likewise.
12175 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12177 (mark_artificial_uses): Don't mark_insn for artificial refs.
12178 (mark_reg_rependencies): Likewise.
12180 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12182 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12184 * configure: Regenerate.
12186 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12188 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12190 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12192 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12194 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12195 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12196 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12198 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12200 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12201 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12202 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12204 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12206 * tree-ssa-sccvn.c: Fix format of comments.
12208 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12210 * cgraph.c: Remove unneeded forward declarations of eq_node()
12213 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12215 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12217 (see_update_relevancy): Likewise.
12218 * fwprop.c (try_fwprop_subst): Likewise.
12219 * rtlanal.c (noop_move_p): Likewise.
12220 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12221 notes to non-existing libcall blocks.
12222 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12224 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12225 (dead_libcall_p): Remove.
12226 (delete_trivially_dead_insns): Don't use it.
12227 * web.c (union_defs): Remove comment about keeping nops.
12228 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12229 (compute_hash_table_work): Don't track libcall notes.
12230 (do_local_cprop): Don't take libcall pointers. Don't update
12232 (adjust_libcall_notes): Deleted.
12233 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12234 ever have existed in the first place).
12235 (replace_store_insn): Don't try to remove libcall notes.
12236 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12237 (resolve_reg_notes): Don't call them.
12238 (resolve_simple_move): Likewise.
12239 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12240 Don't remove REG_RETVAL notes.
12241 * emit-rtl.c (try_split): Don't update libcall notes.
12242 (emit_copy_of_insn_after): Dito.
12243 * cselib.c (cselib_current_insn_in_libcall): Remove.
12244 (cselib_process_insn): Don't set/clear it.
12245 (new_elt_loc_list): Don't record it.
12246 (cselib_init): Don't initialize it.
12247 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12248 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12250 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12251 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12252 (init_deps): Don't initialize it.
12253 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12254 * combine.c (delete_noop_moves): Don't update libcall notes.
12255 (can_combine_p): Remove now pointless #if 0 block.
12256 (try_combine): Remove another obsolete #if 0 block.
12257 (distribute_notes): Don't distribute libcall notes.
12258 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12259 * dce.c (libcall_dead_p): Remove.
12260 (delete_unmarked_insns): Don't handle libcall blocks.
12261 (preserve_libcall_for_dce): Remove.
12262 (prescan_insns_for_dce): Don't special-case libcall block insns.
12263 * reload1 (reload): Don't handle libcall notes.
12264 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12267 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12269 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12271 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12273 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12275 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12276 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12277 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12279 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12281 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12283 2008-06-16 Ira Rosen <irar@il.ibm.com>
12285 PR tree-optimization/36493
12286 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12287 the arguments list. Use VECTYPE to create vector pointer.
12288 (vectorizable_store): Fail if accesses through a pointer to vectype
12289 do not alias the original memory reference operands.
12290 Call vect_create_data_ref_ptr without the removed argument.
12291 (vectorizable_load): Likewise.
12292 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12295 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12298 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12299 reg_equiv_constant.
12301 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12303 * config/mips/loongson2ef.md: New file.
12304 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12305 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12306 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12307 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12308 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12310 (loongson2ef.md): New include.
12311 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12312 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12313 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12314 (loongson_gt_<mode>, loongson_extract_halfword)
12315 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12316 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12317 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12318 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12319 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12320 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12321 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12322 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12323 (vec_interleave_low<mode>): Define type attribute.
12324 * config/mips/mips.c (mips_ls2): New static variable.
12325 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12326 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12327 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12328 Implement target scheduling hooks.
12329 (mips_multipass_dfa_lookahead): Update to handle tuning for
12331 (mips_sched_init): Initialize data for Loongson scheduling.
12332 (mips_ls2_variable_issue): New static function.
12333 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12335 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12336 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12337 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12338 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12339 Handle ST Loongson 2E/2F cores.
12340 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12342 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12344 * omp-low.c (extract_omp_for_data): Fix comment typo.
12347 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12349 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12350 FIXME note about gcc/config.guess.
12351 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12352 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12353 * doc/cppopts.texi: Likewise.
12354 * doc/extend.texi: Likewise.
12355 * doc/gcc.texi: Likewise.
12356 * doc/gccint.texi: Likewise.
12357 * doc/gcov.texi: Likewise.
12358 * doc/gty.texi: Likewise.
12359 * doc/hostconfig.texi: Likewise.
12360 * doc/install.texi: Likewise.
12361 * doc/invoke.texi: Likewise.
12362 * doc/loop.texi: Likewise.
12363 * doc/makefile.texi: Likewise.
12364 * doc/md.texi: Likewise.
12365 * doc/passes.texi: Likewise.
12366 * doc/tm.texi: Likewise.
12367 * doc/tree-ssa.texi: Likewise.
12368 * doc/trouble.texi: Likewise.
12370 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12371 Nathan Sidwell <nathan@codesourcery.com>
12372 Maxim Kuvyrkov <maxim@codesourcery.com>
12373 Richard Sandiford <rdsandiford@googlemail.com>
12375 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12376 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12377 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12379 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12380 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12381 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12383 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12384 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12385 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12386 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12387 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12388 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12389 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12390 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12391 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12392 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12393 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12394 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12395 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12396 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12397 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12398 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12399 (mips_builtins): Add Loongson builtins.
12400 (mips_loongson_2ef_bdesc): New.
12401 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12402 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12403 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12404 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12406 (mips_expand_vector_init): New.
12407 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12408 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12410 * config/mips/mips.md: Add unspec numbers for Loongson
12411 builtins. Include loongson.md.
12412 (MOVE64): Include Loongson vector modes.
12413 (SPLITF): Include Loongson vector modes.
12414 (HALFMODE): Handle Loongson vector modes.
12415 * config/mips/loongson.md: New.
12416 * config/mips/loongson.h: New.
12417 * config.gcc: Add loongson.h header for mips*-*-* targets.
12418 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12420 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12422 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12423 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12424 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12425 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12426 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12427 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12428 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12429 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12430 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12431 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12432 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12433 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12434 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12435 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12436 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12437 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12438 Remove use_fixproto=yes.
12439 (ia64*-*-hpux*): Remove comment about using fixproto.
12440 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12442 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12444 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12446 * configure: Regenerate.
12448 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12450 PR middle-end/36520
12451 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12452 before evaluating it.
12454 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12457 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12458 nested inline functions.
12459 (start_decl, start_function): Don't invert DECL_EXTERNAL
12460 for nested inline functions.
12462 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12464 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12465 splits that must be made for correctness.
12467 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12469 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12470 (AVAIL_NON_MIPS16): Likewise.
12471 (mips_builtin_description): Replace target_flags with a predicate.
12472 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12473 (dspr2_32): New availability predicates.
12474 (MIPS_BUILTIN): New macro.
12475 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12476 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12477 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12478 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12479 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12480 (mips_dsp_32only_bdesc): Merge into...
12481 (mips_builtins): ...this new array.
12482 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12483 (mips_init_builtins): Update after above changes.
12484 (mips_expand_builtin_1): Merge into...
12485 (mips_expand_builtin): ...here and update after above changes.
12487 2008-06-12 Paul Brook <paul@codesourcery.com>
12489 * longlong.h (__arm__): Define count_leading_zeros.
12490 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12491 (clzsi2, clzdi2): New functions.
12492 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12493 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12494 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12495 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12496 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12497 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12498 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12499 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12500 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12501 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12503 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12505 * config/m68k/m68k.c (m68k_tune_flags): New.
12506 (override_options): Compute m68k_tune_flags.
12507 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12508 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12510 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12512 PR middle-end/36506
12513 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12515 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12517 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12518 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12520 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12522 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12523 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12525 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12527 PR middle-end/36506
12528 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12531 2008-06-12 Richard Guenther <rguenther@suse.de>
12533 PR tree-optimization/36345
12534 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12535 add memory_tag_needed flag.
12536 (may_alias_p): Declare.
12537 * tree-ssa-alias.c (may_alias_p): Export.
12538 (set_initial_properties): Use memory_tag_needed flag.
12539 (update_reference_counts): Likewise.
12540 (reset_alias_info): Reset memory_tag_needed flag.
12541 (create_name_tags): Check memory_tag_needed flag.
12542 (dump_points_to_info_for): Dump it.
12543 * tree-ssa-structalias.c (struct variable_info): Remove
12544 directly_dereferenced flag.
12545 (new_var_info): Do not initialize it.
12546 (process_constraint_1): Do not set it.
12547 (update_alias_info): Set is_dereferenced flag.
12548 (set_uids_in_ptset): Use may_alias_p.
12549 (set_used_smts): Check memory_tag_needed flag.
12550 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12551 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12552 memory_tag_needed flag.
12553 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12554 from broken design.
12556 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12558 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12559 red zone for w64 abi.
12560 (ix86_expand_prologue): Likewise.
12561 (ix86_force_to_memory): Likewise.
12562 (ix86_free_from_memory): Likewise.
12564 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12567 * config/rs6000/rs6000.c (rs6000_override_options): Set
12568 rs6000_isel conditionally to the absence of comand line override.
12569 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12570 Remove duplicate rs6000_isel setting.
12571 * config/rs6000/eabispe.h: Ditto.
12573 2008-06-11 Richard Guenther <rguenther@suse.de>
12575 * alias.c (get_alias_set): Use the element alias-set for arrays.
12576 (record_component_aliases): For arrays and vectors do nothing.
12577 * c-common.c (strict_aliasing_warning): Handle the cases
12578 of alias set zero explicitly.
12579 * Makefile.in (dfp.o-warn): Add -Wno-error.
12581 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12583 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12585 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12586 tune_32 tune_64 to supported_defaults. Allow values not
12587 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12588 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12589 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12590 with_cpu_64 to generic for 64-bit-supporting configurations, not
12591 with_cpu. Remove FIXMEs.
12592 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12593 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12594 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12595 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12596 arch_32 and arch_64.
12598 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12599 Olivier Hainque <hainque@adacore.com>
12601 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12602 Use DECL_SIZE_UNIT to retrieve the size of the field.
12604 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12606 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12607 with function calls after declarations. Lay out
12608 neon_float_type_node before further use.
12610 2008-06-11 Richard Guenther <rguenther@suse.de>
12612 * tree-flow.h (may_point_to_global_var): Declare.
12613 * tree-ssa-alias.c (may_point_to_global_var): New function.
12614 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12616 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12618 * configure.ac: Teach that fido supports .debug_line.
12619 * configure: Regenerate.
12621 2008-06-10 Tom Tromey <tromey@redhat.com>
12623 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12626 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12628 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12629 (encode_decimal64, decode_decimal64, encode_decimal128,
12630 decode_decimal128): Reverse order of 32-bit parts of value if host
12631 and target endianness differ.
12633 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12635 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12636 Avoid division by 0.
12637 (tree_mod_pow2_value_transform): Likewise.
12638 (tree_ic_transform): Likewise.
12639 (tree_stringops_transform): Likewise.
12640 (tree_mod_subtract_transform): Likewise.
12641 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12642 (copy_edges_for_bb): Likewise.
12643 (initialize_cfun): Likewise.
12645 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12648 nonmemory_operand. Add "N" operand constraint.
12650 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12651 (*jcc_btsi_mask): Ditto.
12652 (*jcc_btsi_mask_1): Ditto.
12654 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12656 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12657 TYPE_CANONICAL for copied element type.
12659 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12662 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12663 Add m_CORE2 and m_GENERIC.
12664 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12665 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12667 (*jcc_btdi_rex64): New instruction and split pattern.
12668 (*jcc_btsi): Ditto.
12669 (*jcc_btsi_1): Ditto.
12670 (*btsq): Fix Intel asm dialect operand order.
12674 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12676 PR middle-end/36447
12677 * simplify-rtx.c (simplify_subreg): Add check for shift count
12680 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12682 * doc/md.texi: Synchronize with later constraints.md change.
12683 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12684 with a C implementation.
12685 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12687 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12688 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12689 when moving to and from MD_REGNUM.
12690 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12691 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12692 Handle byte and halfword moves.
12693 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12695 * config/mips/constraints.md (h): Turn into NO_REGS.
12696 (l, x): Update documentation.
12697 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12698 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12699 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12700 (HILO): New mode iterator.
12702 (any_div): New code iterator.
12703 (u): Extend code attribute to div and udiv.
12704 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12705 d_operand in the splitters. Remove redundant CONST_INT checks.
12706 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12707 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12708 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12709 accordingly, using normal moves instead of unspecs to move LO into
12710 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12711 (<u>mulsidi3): Handle expansion in C code.
12712 (<u>mulsidi3_32bit_internal): Rename to...
12713 (<u>mulsidi3_32bit): ...this.
12714 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12715 (*<u>mulsidi3_64bit): Rename to...
12716 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12717 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12718 to set LO and HI to the multiplication result. Use a normal move
12719 for MFLO and an unspec for MFHI.
12720 (*<u>mulsidi3_64bit_parts): Replace with...
12721 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12722 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12723 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12724 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12725 instead of HI. Split the instruction into a separate multiplication
12726 and MFHI if !TARGET_FIX_R4000.
12727 (<su>muldi3_highpart): Likewise.
12728 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12729 and the "=h" clobber.
12730 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12731 (<u>mulditi3): New expander.
12732 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12733 (madsi): Remove "=h" clobber.
12734 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12735 Force the modulus result to be a GPR and split the instruction into
12736 a division followed by an MFHI after reload.
12737 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12738 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12739 the MIPS16 HIGH define_split.
12740 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12741 of acc<->gpr moves to "multi".
12742 (*movdi_64bit): Replace the single "x" alternative with
12743 alternatives for moving into and out of "a".
12744 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12745 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12746 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12747 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12748 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12749 (movti): New expander.
12750 (*movti, *movti_mips16): New insns.
12751 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12752 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12753 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12754 * config/mips/predicates.md (fpr_operand): Delete.
12755 (d_operand): New predicate.
12757 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12759 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12760 failure on some Bourne shells.
12761 (x86_64-*-*): Ditto.
12763 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12765 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12767 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12769 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12770 (sparc-sun-solaris2*): Likewise.
12772 2008-06-09 Arnaud Charlet <charlet@adacore.com
12774 * doc/install.texi: Update requirements to build the Ada compiler.
12776 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12778 * df-scan.c (struct df_scan_problem_data): Remove the
12779 mw_link_pool alloc pool.
12780 (df_scan_free_internal): Don't free it.
12781 (df_scan_alloc): Don't allocate it.
12782 * df.h (struct df_link): Update comment.
12784 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12786 * except.h: Correct checks for when SJLJ exceptions must be used.
12788 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12790 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12793 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12795 PR tree-optimization/36218
12796 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12797 configure for the build system.
12798 (BUILD_LDFLAGS): Define.
12799 * configure: Regenerate.
12800 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12802 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12805 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12806 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12807 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12809 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12811 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12813 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12815 * config.gcc (Obsolete configurations): Remove list of
12817 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12818 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12819 targets matched by those patterns.
12820 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12821 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12822 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12823 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12824 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12825 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12826 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12827 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12828 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12829 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12830 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12831 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12832 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12833 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12834 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12835 Make code for Solaris 7 and greater unconditional for Solaris.
12836 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12837 Remove --with-* handling.
12838 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12839 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12840 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12841 LINK_OS_WINDISS_SPEC): Remove.
12842 * config/rs6000/sysv4.opt (mwindiss): Remove.
12843 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12844 * configure: Regenerate.
12845 * doc/cpp.texi: Don't mention BeOS.
12846 * doc/extend.texi (interrupt): Don't mention MS1.
12847 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12848 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12849 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12850 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12851 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12853 * doc/invoke.texi (MT Options): Remove.
12854 (-mwindiss): Remove.
12855 (CRIS Options): Remove cris-axis-aout references.
12856 (HPPA Options): Don't mention hppa1.1-*-pro.
12857 * doc/md.texi: (MorphoTech family): Remove.
12858 * libgcc2.c: Don't handle UWIN.
12859 * config/alpha/t-unicosmk: Remove.
12860 * config/alpha/unicosmk.h: Remove.
12861 * config/arm/kaos-arm.h: Remove.
12862 * config/arm/kaos-strongarm.h: Remove.
12863 * config/arm/strongarm-coff.h: Remove.
12864 * config/arm/strongarm-elf.h: Remove.
12865 * config/arm/strongarm-pe.h: Remove.
12866 * config/arm/t-strongarm-pe: Remove.
12867 * config/arm/t-xscale-coff: Remove.
12868 * config/arm/t-xscale-elf: Remove.
12869 * config/arm/xscale-coff.h: Remove.
12870 * config/arm/xscale-elf.h: Remove.
12871 * config/chorus.h: Remove.
12872 * config/cris/aout.h: Remove.
12873 * config/cris/aout.opt: Remove.
12874 * config/cris/t-aout: Remove.
12875 * config/i386/beos-elf.h: Remove.
12876 * config/i386/kaos-i386.h: Remove.
12877 * config/i386/ptx4-i.h: Remove.
12878 * config/i386/sco5.h: Remove.
12879 * config/i386/sco5.opt: Remove.
12880 * config/i386/sysv4-cpp.h: Remove.
12881 * config/i386/sysv5.h: Remove.
12882 * config/i386/t-beos: Remove.
12883 * config/i386/t-sco5: Remove.
12884 * config/i386/t-uwin: Remove.
12885 * config/i386/uwin.asm: Remove.
12886 * config/i386/uwin.h: Remove.
12887 * config/kaos.h: Remove.
12888 * config/mips/windiss.h: Remove.
12889 * config/mt: Remove directory.
12890 * config/pa/pa-osf.h: Remove.
12891 * config/pa/pa-pro-end.h: Remove.
12892 * config/pa/t-pro: Remove.
12893 * config/ptx4.h: Remove.
12894 * config/rs6000/beos.h: Remove.
12895 * config/rs6000/kaos-ppc.h: Remove.
12896 * config/rs6000/t-beos: Remove.
12897 * config/rs6000/windiss.h: Remove.
12898 * config/sh/kaos-sh.h: Remove.
12899 * config/sol2-6.h: Remove.
12900 * config/sparc/sol26-sld.h: Remove.
12901 * config/sparc/sysv4-only.h: Remove.
12902 * config/vax/bsd.h: Remove.
12903 * config/vax/t-memfuncs: Remove.
12904 * config/vax/ultrix.h: Remove.
12905 * config/vax/vaxv.h: Remove.
12906 * config/windiss.h: Remove.
12908 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
12910 PR rtl-optimization/36438
12911 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
12912 for vector shifts with constant scalar shift operands.
12914 2008-06-06 Sandip Matte <sandip@rmicorp.com>
12916 * doc/invoke.texi: Document -march=xlr.
12917 * config/mips/xlr.md: New file.
12918 * config/mips/mips.md: Include it.
12920 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
12921 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
12922 (mips_rtx_cost_data): Likewise.
12924 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
12926 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
12927 PRE_INC and PRE_DEC cases.
12929 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12931 PR rtl-optimization/36419
12932 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
12933 the emitting jump insn.
12936 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
12937 is not bool, boolify the whole *expr_p and convert to the desired type.
12939 2008-06-06 Jakub Jelinek <jakub@redhat.com>
12941 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
12942 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
12943 Add omp_private_outer_ref hook, add another argument to
12944 omp_clause_default_ctor hook.
12945 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
12946 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
12947 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
12948 hook_tree_tree_tree_tree_null.
12949 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
12950 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
12951 * hooks.c (hook_tree_tree_tree_tree_null): New function.
12952 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
12953 * tree.def (OMP_TASK): New tree code.
12954 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
12955 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
12956 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
12957 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
12958 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
12959 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
12960 OMP_CLAUSE_COLLAPSE_EXPR): Define.
12961 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12962 (OMP_DIRECTIVE_P): Add OMP_TASK.
12963 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
12964 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
12965 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
12966 and OMP_CLAUSE_UNTIED entries.
12967 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
12969 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
12970 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
12971 * tree-pretty-print.c (dump_omp_clause): Handle
12972 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
12973 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
12974 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
12975 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
12976 warning about unsigned iterators. Change decl/init/cond/incr
12977 arguments to TREE_VECs, check arguments for all collapsed loops.
12978 (c_finish_omp_taskwait): New function.
12979 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
12981 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
12982 default_function_array_conversion on init. Add par_clauses argument.
12983 If decl is present in parallel's lastprivate clause, change it to
12984 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
12985 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
12986 collapse count in clauses.
12987 (c_parser_omp_for, c_parser_omp_parallel): Adjust
12988 c_parser_omp_for_loop callers.
12989 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
12990 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
12991 (c_parser_omp_clause_name): Handle collapse and untied clauses.
12992 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
12994 (c_parser_omp_clause_schedule): Handle schedule(auto).
12995 Include correct location in the error message.
12996 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
12997 and PRAGMA_OMP_CLAUSE_UNTIED.
12998 (OMP_TASK_CLAUSE_MASK): Define.
12999 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13000 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13001 * tree-nested.c (convert_nonlocal_omp_clauses,
13002 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13003 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13004 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13005 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13007 (conver_nonlocal_reference, convert_local_reference,
13008 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13009 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13010 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13011 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13012 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13013 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13014 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13015 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13016 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13018 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13019 * c-common.h (c_finish_omp_taskwait): New prototype.
13020 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13021 * tree-parloops.c (create_parallel_loop): Create 1 entry
13022 vectors for OMP_FOR_{INIT,COND,INCR}.
13023 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13024 (make_edges): Handle OMP_TASK.
13025 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13026 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13027 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13028 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13029 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13030 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13031 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13032 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13033 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13034 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13035 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13036 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13037 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13038 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13039 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13040 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13041 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13042 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13043 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13044 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13045 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13046 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13047 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13048 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13049 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13050 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13051 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13052 original iterator is present in lastprivate clause or if
13053 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13054 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13055 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13056 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13057 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13058 if it is set, lookup var in outer contexts too. Handle
13059 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13060 to be implicitly determined firstprivate for task regions.
13061 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13062 if it is set, lookup var in outer contexts too. Set
13063 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13064 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13065 OMP_CLAUSE_UNTIED. Take region_type as last argument
13066 instead of in_parallel and in_combined_parallel.
13067 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13069 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13070 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13071 (new_omp_context): Set default_kind to
13072 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13073 (omp_region_type): New enum.
13074 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13075 fields, add region_type.
13076 (new_omp_context): Take region_type as argument instead of is_parallel
13077 and is_combined_parallel.
13078 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13079 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13080 ctx->is_combined_parallel checks.
13081 (gimplify_omp_task): New function.
13082 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13084 * omp-low.c (extract_omp_for_data): Use schedule(static)
13085 for schedule(auto). Handle pointer and unsigned iterators.
13086 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13087 Add loops argument. Extract data for collapsed OMP_FOR loops.
13088 (expand_parallel_call): Assert sched_kind isn't auto,
13089 map runtime schedule to index 3.
13090 (struct omp_for_data_loop): New type.
13091 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13092 Add loop, loops, collapse and iter_type fields.
13093 (workshare_safe_to_combine_p): Disallow combined for if
13094 iter_type is unsigned long long. Don't combine collapse > 1 loops
13095 unless all bounds and steps are constant. Adjust extract_omp_for_data
13097 (expand_omp_for_generic): Handle pointer, unsigned and long long
13098 iterators. Handle collapsed OMP_FOR loops. Adjust
13099 for struct omp_for_data changes. If libgomp function doesn't return
13100 boolean_type_node, add comparison of the return value with 0.
13101 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13102 pointer, unsigned and long long iterators. Adjust for struct
13103 omp_for_data changes.
13104 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13105 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13106 unsigned long long. Allocate loops array, pass it to
13107 extract_omp_for_data. For collapse > 1 loops use always
13108 expand_omp_for_generic.
13109 (omp_context): Add sfield_map and srecord_type fields.
13110 (is_task_ctx, lookup_sfield): New functions.
13111 (use_pointer_for_field): Use is_task_ctx helper. Change first
13112 argument's type from const_tree to tree. Clarify comment.
13113 In OMP_TASK disallow copy-in/out sharing.
13114 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13115 (install_var_field): Add mask argument. Populate both record_type
13116 and srecord_type if needed.
13117 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13119 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13120 and DECL_FIELD_OFFSET.
13121 (scan_sharing_clauses): Adjust install_var_field callers. For
13122 firstprivate clauses on explicit tasks allocate the var by value in
13123 record_type unconditionally, rather than by reference.
13124 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13125 Use is_taskreg_ctx instead of is_parallel_ctx.
13126 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13127 (create_omp_child_function_name): Add task_copy argument, use
13128 *_omp_cpyfn* names if it is true.
13129 (create_omp_child_function): Add task_copy argument, if true create
13130 *_omp_cpyfn* helper function.
13131 (scan_omp_parallel): Adjust create_omp_child_function callers.
13132 Rename parallel_nesting_level to taskreg_nesting_level.
13133 (scan_omp_task): New function.
13134 (lower_rec_input_clauses): Don't run constructors for firstprivate
13135 explicit task vars which are initialized by *_omp_cpyfn*.
13136 Pass outer var ref to omp_clause_default_ctor hook if
13137 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13138 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13139 OMP_CLAUSE_REDUCTION_INIT.
13140 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13141 avoid duplicate setting of fields. Handle
13142 OMP_CLAUSE_PRIVATE_OUTER_REF.
13143 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13144 copy-out if TREE_READONLY, only copy-in.
13145 (expand_task_copyfn): New function.
13146 (expand_task_call): New function.
13147 (struct omp_taskcopy_context): New type.
13148 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13150 (lower_omp_parallel): Rename to...
13151 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13152 Call create_task_copyfn if srecord_type is needed. Adjust
13154 (task_shared_vars): New variable.
13155 (check_omp_nesting_restrictions): Warn if work-sharing,
13156 barrier, master or ordered region is closely nested inside OMP_TASK.
13157 Add warnings for barrier if closely nested inside of work-sharing,
13158 ordered, or master region.
13159 (scan_omp_1): Call check_omp_nesting_restrictions even for
13160 GOMP_barrier calls. Rename parallel_nesting_level to
13161 taskreg_nesting_level. Handle OMP_TASK.
13162 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13163 work-sharing construct, continue looking for them on parent parallel
13165 (lower_omp_for_lastprivate): Add lastprivate clauses
13166 to the beginning of dlist rather than end. Adjust for struct
13167 omp_for_data changes.
13168 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13169 not after it. Handle collapsed OMP_FOR loops, adjust for
13170 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13171 (get_ws_args_for): Adjust extract_omp_for_data caller.
13172 (scan_omp_for): Handle collapsed OMP_FOR
13173 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13174 (lower_omp_single_simple): If libgomp function doesn't return
13175 boolean_type_node, add comparison of the return value with 0.
13176 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13177 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13178 (parallel_nesting_level): Rename to...
13179 (taskreg_nesting_level): ... this.
13180 (is_taskreg_ctx): New function.
13181 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13182 of is_parallel_ctx.
13183 (execute_lower_omp): Rename parallel_nesting_level to
13184 taskreg_nesting_level.
13185 (expand_omp_parallel): Rename to...
13186 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13187 Call omp_task_call for OMP_TASK regions.
13188 (expand_omp): Adjust caller, handle OMP_TASK.
13189 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13191 * bitmap.c (bitmap_default_obstack_depth): New variable.
13192 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13193 if argument is NULL and bitmap_default_obstack is already initialized.
13194 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13196 * matrix-reorg.c (matrix_reorg): Likewise.
13198 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13200 * config/i386/i386.md (*indirect_jump): Macroize using P
13201 mode iterator. Remove !TARGET_64BIT from insn constraints.
13202 (*tablejump_1): Ditto.
13203 (*indirect_jump_rex64): Remove insn pattern.
13204 (*tablejump_1_rex64): Ditto.
13205 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13206 and eh_return_si insn patterns.
13208 2008-06-06 Richard Guenther <rguenther@suse.de>
13210 * tree-ssa-structalias.c (merge_smts_into): Remove.
13211 (find_what_p_points_to): Do not bother to compute the
13212 points-to set for pt_anything pointers.
13213 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13214 for pt_anything pointers is ok.
13216 2008-06-06 Jan Hubicka <jh@suse.cz>
13218 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13220 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13222 * cgraph.c: Fix typos in comments.
13223 (cgraph_availability_names): Fix string typo.
13224 * fold-const.c: Fix typos in comments.
13225 (fold_binary): Fix typo in warning.
13226 * genautomata.c: Fix typos in comments.
13227 (check_presence_pattern_sets): Fix typo in local variable.
13228 (output_description): Fix typo in output.
13229 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13230 * hwint.h: Likewise.
13231 * matrix-reorg.c (check_allocation_function): Likewise.
13232 * omega.c (smooth_weird_equations): Likewise.
13233 * auto-inc-dec.c: Fix typos in comments.
13234 * bb-reorder.c: Likewise.
13235 * builtins.c: Likewise.
13236 * c-common.c: Likewise.
13237 * c-cppbuiltin.c: Likewise.
13238 * c-parser.c: Likewise.
13239 * c-pretty-print.c: Likewise.
13240 * cfgcleanup.c: Likewise.
13241 * cfgexpand.c: Likewise.
13242 * cfghooks.c: Likewise.
13243 * cfglayout.c: Likewise.
13244 * cfgloopmanip.c: Likewise.
13245 * cgraphunit.c: Likewise.
13246 * coverage.c: Likewise.
13247 * dbxout.c: Likewise.
13248 * df-byte-scan.c: Likewise.
13249 * df-core.c: Likewise.
13250 * df-problems.c: Likewise.
13251 * df-scan.c: Likewise.
13253 * dominance.c: Likewise.
13254 * domwalk.c: Likewise.
13256 * dwarf2out.c: Likewise.
13257 * emit-rtl.c: Likewise.
13258 * et-forest.c: Likewise.
13259 * function.c: Likewise.
13260 * function.h: Likewise.
13262 * gcov-io.c: Likewise.
13263 * gcov.c: Likewise.
13264 * gcse.c: Likewise.
13265 * genattrtab.c: Likewise.
13266 * ggc-page.c: Likewise.
13267 * gimplify.c: Likewise.
13268 * gthr-lynx.h: Likewise.
13269 * haifa-sched.c: Likewise.
13270 * ipa-cp.c: Likewise.
13271 * ipa-inline.c: Likewise.
13272 * ipa-prop.h: Likewise.
13273 * ipa-pure-const.c: Likewise.
13274 * ipa-struct-reorg.c: Likewise.
13275 * ipa-struct-reorg.h: Likewise.
13276 * ipa-type-escape.c: Likewise.
13278 * loop-doloop.c: Likewise.
13279 * mips-tfile.c: Likewise.
13280 * mkmap-flat.awk: Likewise.
13281 * mkmap-symver.awk: Likewise.
13282 * modulo-sched.c: Likewise.
13283 * omp-low.c: Likewise.
13284 * optabs.c: Likewise.
13285 * optabs.h: Likewise.
13286 * opts.c: Likewise.
13287 * passes.c: Likewise.
13288 * postreload-gcse.c: Likewise.
13289 * postreload.c: Likewise.
13290 * predict.c: Likewise.
13291 * pretty-print.h: Likewise.
13292 * profile.c: Likewise.
13293 * protoize.c: Likewise.
13294 * ra-conflict.c: Likewise.
13295 * real.c: Likewise.
13296 * recog.c: Likewise.
13297 * regclass.c: Likewise.
13298 * regs.h: Likewise.
13299 * reload.c: Likewise.
13300 * rtl-error.c: Likewise.
13301 * rtlanal.c: Likewise.
13302 * scan.h: Likewise.
13303 * sched-rgn.c: Likewise.
13305 * stmt.c: Likewise.
13306 * target.h: Likewise.
13307 * tree-dfa.c: Likewise.
13308 * tree-eh.c: Likewise.
13309 * tree-flow-inline.h: Likewise.
13310 * tree-inline.c: Likewise.
13311 * tree-into-ssa.c: Likewise.
13312 * tree-loop-distribution.c: Likewise.
13313 * tree-nested.c: Likewise.
13314 * tree-parloops.c: Likewise.
13315 * tree-pass.h: Likewise.
13316 * tree-pretty-print.c: Likewise.
13317 * tree-profile.c: Likewise.
13318 * tree-scalar-evolution.c: Likewise.
13319 * tree-sra.c: Likewise.
13320 * tree-ssa-alias-warnings.c: Likewise.
13321 * tree-ssa-ccp.c: Likewise.
13322 * tree-ssa-coalesce.c: Likewise.
13323 * tree-ssa-dom.c: Likewise.
13324 * tree-ssa-dse.c: Likewise.
13325 * tree-ssa-forwprop.c: Likewise.
13326 * tree-ssa-live.c: Likewise.
13327 * tree-ssa-live.h: Likewise.
13328 * tree-ssa-loop-im.c: Likewise.
13329 * tree-ssa-loop-ivopts.c: Likewise.
13330 * tree-ssa-loop-niter.c: Likewise.
13331 * tree-ssa-loop-prefetch.c: Likewise.
13332 * tree-ssa-phiopt.c: Likewise.
13333 * tree-ssa-phiprop.c: Likewise.
13334 * tree-ssa-sccvn.c: Likewise.
13335 * tree-ssa-ter.c: Likewise.
13336 * tree-ssa-threadupdate.c: Likewise.
13337 * tree-ssa.c: Likewise.
13338 * tree-vect-analyze.c: Likewise.
13339 * tree-vect-transform.c: Likewise.
13340 * tree-vectorizer.c: Likewise.
13341 * tree-vn.c: Likewise.
13342 * tree-vrp.c: Likewise.
13343 * tree.c: Likewise.
13344 * tree.def: Likewise.
13345 * tree.h: Likewise.
13346 * unwind-dw2-fde.c: Likewise.
13347 * unwind.inc: Likewise.
13348 * value-prof.c: Likewise.
13349 * vmsdbgout.c: Likewise.
13351 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13353 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13354 always place FP constants in the TOC for TARGET_POWERPC64.
13355 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13357 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13359 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13360 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13361 enable for TARGET_E500_DOUBLE.
13362 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13363 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13364 floating-point modes like integer modes for E500 double.
13365 (rs6000_legitimate_offset_address_p): Likewise.
13366 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13367 addressing for DDmode for E500 double.
13368 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13369 modes as using 64-bits of registers for E500 double.
13370 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13371 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13372 specially for E500 double.
13373 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13374 TDmode for E500 double.
13375 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13376 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13377 (rs6000_split_multireg_move): Do not handle TDmode specially for
13379 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13380 using 64-bit registers for E500 double.
13381 (emit_frame_save): Do not handle DDmode specially for E500 double.
13382 (gen_frame_mem_offset): Likewise.
13383 (rs6000_function_value): Do not call spe_build_register_parallel
13384 for DDmode or TDmode.
13385 (rs6000_libcall_value): Likewise.
13386 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13387 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13390 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13392 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13395 2008-06-04 Junjie Gu <jgu@tensilica.com>
13397 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13398 comparison for frame pointers.
13400 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13403 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13405 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13408 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13409 register is already smaller or equal to required mode.
13411 2008-06-04 Xinliang David Li <davidxl@google.com>
13413 * tree-call-cdce.c: New file.
13414 (cond_dead_built_in_calls): New static variable.
13415 (input_domain): New struct.
13416 (check_pow): New function.
13417 (check_builtin_call): Ditto.
13418 (check_target_format): Ditto.
13419 (is_call_dce_candidate): Ditto.
13420 (gen_one_condition): Ditto.
13421 (gen_conditions_for_domain): Ditto.
13422 (get_domain): Ditto.
13423 (gen_conditions_for_pow_cst_base): Ditto.
13424 (gen_conditions_for_pow_int_base): Ditto.
13425 (gen_conditions_for_pow): Ditto.
13426 (get_no_error_domain): Ditto.
13427 (gen_shrink_wrap_conditions): Ditto.
13428 (shrink_wrap_one_built_in_call): Ditto.
13429 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13430 (tree_call_cdce): Ditto.
13431 (gate_call_cdce): Ditto.
13432 (pass_call_cdce): New gimple pass.
13433 * passes.c: (init_optimization_passes): New pass.
13434 * tree-pass.h: New pass declaration.
13435 * opts.c (decode_options): New flag setting.
13436 * common.opt: Add -ftree-builtin-call-dce flag.
13437 * Makefile.in: Add new source file.
13438 * tempvar.def: New tv_id.
13439 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13441 2008-06-04 Richard Guenther <rguenther@suse.de>
13443 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13444 (is_call_clobbered): Always check var_ann->call_clobbered.
13445 (mark_call_clobbered): Always set var_ann->call_clobbered.
13446 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13447 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13448 (reset_alias_info): Clear call clobbering info on MTAGs and
13450 (set_pt_anything): Set pt_global_mem.
13451 (create_tag_raw): Adjust comment.
13452 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13454 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13455 Maxim Kuvyrkov <maxim@codesourcery.com>
13457 * config/m68k/m68k.opt (mxgot): New option.
13458 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13459 (m68k_output_addr_const_extra): New.
13460 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13461 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13462 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13463 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13465 2008-06-04 Richard Guenther <rguenther@suse.de>
13467 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13468 negative or non-representable offsets.
13470 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13472 * config/i386/i386.c (ix86_gen_leave): New.
13473 (ix86_gen_pop1): Likewise.
13474 (ix86_gen_add3): Likewise.
13475 (ix86_gen_sub3): Likewise.
13476 (ix86_gen_sub3_carry): Likewise.
13477 (ix86_gen_one_cmpl2): Likewise.
13478 (ix86_gen_monitor): Likewise.
13479 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13480 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13481 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13482 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13483 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13484 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13485 (ix86_expand_epilogue): Updated.
13486 (print_operand): Handle integer register operand for 'z'.
13487 (ix86_expand_strlensi_unroll_1): Likewise.
13488 (ix86_expand_strlen): Likewise.
13489 (ix86_expand_builtin): Likewise.
13490 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13491 mov{q}/mov{l} and add{q}/add{l}.
13493 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13495 * config/i386/i386.md (P): New mode iterator.
13496 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13497 using P mode iterator.
13498 (DFmode push_operand splitter): Ditto.
13499 (XFmode push_operand splitter): Ditto.
13500 (DFmode float_extend SFmode push_operand splitter): Ditto.
13501 (XFmode float_extend SFmode push_operand splitter): Do not generate
13502 SImode pushes for 64bit target. Macroize Dimode and SImode
13503 pushes using P mode iterator.
13504 (XFmode float_extend DFmode push_operand splitter): Ditto.
13506 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13508 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13509 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13510 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13511 return type to int.
13512 (ix86_call_abi_override): Remove check for call_used_regs.
13514 2008-06-03 Richard Guenther <rguenther@suse.de>
13516 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13517 for the lhs of calls if the return type contains pointers.
13519 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13521 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13522 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13523 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13524 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13525 of cfun and DEFAULT_ABI to deceide abi mode.
13526 (DEFAULT_ABI): New.
13527 (REG_PARM_STACK_SPACE): Removed.
13528 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13529 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13530 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13531 (ix86_function_abi): Likewise.
13532 (ix86_function_type_abi): Likewise.
13533 (ix86_call_abi_override): Likewise.
13534 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13535 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13536 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13537 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13539 (X86_64_REGPARM_MAX): New.
13540 (X86_64_SSE_REGPARM_MAX): New.
13541 (X64_REGPARM_MAX): New.
13542 (X64_SSE_REGPARM_MAX): New.
13543 (X86_32_REGPARM_MAX): New.
13544 (X86_32_SSE_REGPARM_MAX): New.
13545 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13546 (ix86_function_regparm): Handle user calling abi.
13547 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13548 by DEFAULT_ABI versus SYSV_ABI check.
13549 (ix86_reg_parm_stack_space): New.
13550 (ix86_function_type_abi): New.
13551 (ix86_call_abi_override): New.
13552 (ix86_function_abi): New.
13553 (ix86_cfun_abi): New.
13554 (init_cumulative_args): Call abi specific initialization.
13555 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13556 (function_arg_64): Extend SSE_REGPARM_MAX check.
13557 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13558 (ix86_pass_by_reference): Likewise.
13559 (ix86_function_value_regno_p): Likewise.
13560 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13561 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13562 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13563 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13564 (setup_incoming_varargs_64): Adjust regparm for call abi.
13565 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13566 (ix86_va_start): Likewise.
13567 (ix86_gimplify_va_arg): Likewise.
13568 (ix86_expand_prologue): Likewise.
13569 (output_pic_addr_const): Likewise.
13570 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13571 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13572 (x86_output_mi_thunk): Likewise.
13573 (x86_function_profiler): Likewise.
13574 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13575 (SYSV_ABI, MS_ABI): New constants.
13576 (DEFAULT_ABI): New.
13577 (init_regs): Add prototype of function in regclass.c file.
13578 (OVERRIDE_ABI_FORMAT): New.
13579 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13580 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13581 (OUTGOING_REG_PARM_STACK_SPACE): New.
13582 (ix86_reg_parm_stack_space): New prototype.
13583 (CUMULATIVE_ARGS): Add call_abi member.
13584 (machine_function): Add call_abi member.
13585 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13586 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13588 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13591 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13592 (avr_builtin_setjmp_frame_value): New function.
13593 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13594 (nonlocal_goto): Define.
13596 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13598 * config/mips/mips.c (mips_emit_loadgp): Return early if
13599 there is nothing do to, otherwise emit a blockage if
13600 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13601 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13603 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13605 * configure.ac: Drop unneeded backslash ending up in config.in.
13606 * acinclude.m4: Likewise.
13607 * config.in: Regenerate.
13609 2008-05-26 Jan Hubicka <jh@suse.cz>
13611 * predict.c (maybe_hot_frequency_p): Break out of...
13612 (maybe_hot_bb_p): ... here.
13613 (maybe_hot_edge_p): New.
13614 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13615 * basic-block.h (maybe_hot_edge_p): Declare.
13617 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13619 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13620 (*cmpfp_<mode>_cc): Ditto.
13621 (*fp_jcc_8<mode>_387): Ditto.
13622 (*fop_<MODEF:mode>_2_i387): Ditto.
13623 (*fop_<MODEF:mode>_3_i387): Ditto.
13624 (*fop_xf_2_i387): Ditto.
13625 (*fop_xf_3_i387): Ditto.
13627 2008-06-02 Tomas Bily <tbily@suse.cz>
13629 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13631 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13633 * config/mips/mips.c (mips_valid_offset_p): New function.
13634 (mips_valid_lo_sum_p): Likewise.
13635 (mips_classify_address): Use them.
13636 (mips_force_address): New function.
13637 (mips_legitimize_address): Use it.
13638 * config/mips/mips.md (MOVE128): New mode iterator.
13639 (movtf): Require TARGET_64BIT. Remove empty strings.
13640 (*movtf_internal): Rename to...
13641 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13642 of "R" and use {,fp}{load,store} attributes instead of "multi".
13643 Use a separate define_split.
13644 (*movtf_mips16): New pattern.
13646 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13648 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13649 * config/mips/mips.c (mips_expand_before_return): New function.
13650 (mips_expand_epilogue): Call it.
13651 * config/mips/mips.md (return): Turn into a define_expand.
13652 (*return): New insn.
13654 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13656 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13657 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13658 functions. Do not emit uses and clobbers of CONCATs; individually
13659 use and clobber their operands.
13660 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13661 gen_clobber, emit_use and gen_use.
13662 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13663 (expand_builtin_return): Likewise.
13664 * cfgbuild.c (count_basic_blocks): Likewise.
13665 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13666 * explow.c (emit_stack_restore): Likewise.
13667 * expmed.c (extract_bit_field_1): Likewise.
13668 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13669 (emit_move_multi_word, store_constructor): Likewise.
13670 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13671 (thread_prologue_and_epilogue_insns): Likewise.
13672 * lower-subreg.c (resolve_simple_move): Likewise.
13673 * optabs.c (widen_operand, expand_binop): Likewise.
13674 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13675 * reload.c (find_reloads): Likewise.
13676 * reload1.c (eliminate_regs_in_insn): Likewise.
13677 * stmt.c (expand_nl_goto_receiver): Likewise.
13678 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13679 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13680 * config/arm/arm.c (arm_load_pic_register): Likewise.
13681 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13682 * config/arm/arm.md (untyped_return): Likewise.
13683 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13684 * config/avr/avr.c (expand_prologue): Likewise.
13685 * config/bfin/bfin.c (do_unlink): Likewise.
13686 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13687 * config/cris/cris.c (cris_expand_prologue): Likewise.
13688 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13689 (machopic_legitimize_pic_address): Likewise.
13690 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13691 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13692 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13693 (ix86_expand_convert_uns_didf_sse): Likewise.
13694 (ix86_expand_vector_init_general): Likewise.
13695 * config/ia64/ia64.md (eh_epilogue): Likewise.
13696 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13697 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13698 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13699 (config/iq2000/iq2000.c): Likewise.
13700 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13701 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13702 (builtin_longjmp): Likewise.
13703 * config/mn10300/mn10300.md (call, call_value): Likewise.
13704 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13705 * config/pdp11/pdp11.md (abshi2): Likewise.
13706 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13707 * config/s390/s390.c (s390_emit_prologue): Likewise.
13708 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13709 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13710 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13711 * config/sh/sh.c (prepare_move_operands): Likewise.
13712 (output_stack_adjust, sh_expand_epilogue): Likewise.
13713 (sh_set_return_address, sh_expand_t_scc): Likewise.
13714 * config/sparc/sparc.c (load_pic_register): Likewise.
13715 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13716 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13717 * config/v850/v850.c (expand_epilogue): Likewise.
13719 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13721 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13722 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13723 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13724 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13725 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13726 stack pointer register.
13727 (output_movhi): Remove code for interrupt specific writing to the
13728 stack pointer register.
13730 2008-05-31 Richard Guenther <rguenther@suse.de>
13732 PR tree-optimization/34244
13733 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13734 (tree_expr_nonzero_warnv_p): Likewise.
13735 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13736 ssa_name_nonnegative_p.
13737 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13738 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13739 not tree_expr_nonzero_warnv_p.
13741 PR tree-optimization/36262
13743 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13745 PR tree-optimization/34244
13746 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13747 (record_numbers_of_iterations): New function.
13748 (execute_vrp): Cache the numbers of iterations of loops.
13749 * tree-scalar-evolution.c (scev_reset_except_niters):
13751 (scev_reset): Use scev_reset_except_niters.
13752 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13754 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13756 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13757 __WORKAROUND_RETS when appropriate.
13759 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13761 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13762 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13764 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13765 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13766 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13767 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13768 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13769 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13770 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13771 *fop_df_1_sse insn patterns using MODEF mode iterator.
13772 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13773 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13774 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13775 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13776 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13777 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13778 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13779 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13780 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13781 (*fop_xf_5_i387): Ditto.
13782 (*fop_xf_6_i387): Ditto.
13784 2008-05-30 Richard Guenther <rguenther@suse.de>
13786 * builtins.c (build_string_literal): Avoid generating
13787 a non-gimple_val result.
13789 2008-05-30 DJ Delorie <dj@redhat.com>
13791 * exec-tool.in: Use an environment variable (private) instead of a
13792 file (shared) as a semaphore, so as to not break parallel builds.
13794 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13796 * optabs.c (maybe_encapsulate_block): Remove.
13797 (emit_libcall_block): Adjust accordingly.
13798 * optabs.h (maybe_encapsulate_block): Remove prototype.
13800 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13801 Don't use maybe_encapsulate_block.
13803 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13805 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13806 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13807 rtx is a SYMBOL_REF before calling get_pool_constant.
13809 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13811 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13813 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13815 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13816 rather than OS names to choose INO_T_EQ definition.
13817 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13818 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13820 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13823 * config/darwin-f.c: New.
13824 * config/t-darwin: Added rule to build darwin-f.o.
13825 * config.gcc: Defined new variable, fortran_target_objs.
13826 (*-*-darwin*): Set fortran_target_objs.
13827 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13828 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13829 * configure: Regenerated.
13831 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13834 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13835 canonical type if needed.
13837 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13839 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13841 2008-05-29 Richard Guenther <rguenther@suse.de>
13843 PR tree-optimization/36343
13844 PR tree-optimization/36346
13845 PR tree-optimization/36347
13846 * tree-flow.h (clobber_what_p_points_to): Declare.
13847 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13848 pointed-to variable is dereferenced is irrelevant to whether
13849 the pointer can access the pointed-to variable.
13850 (clobber_what_p_points_to): New function.
13851 * tree-ssa-alias.c (set_initial_properties): Use it.
13852 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13853 call clobber check for NMTs.
13855 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13857 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13858 for printing gcov_type.
13860 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13862 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13863 and the eh region information.
13864 * value-prof.c (gimple_move_stmt_histograms): New function.
13865 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13867 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13869 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13871 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13873 * value-prof.c (tree_ic_transform): Print counts.
13874 * tree-profile.c (tree_gen_ic_func_profiler):
13875 Clear __gcov_indreict_call_callee variable to avoid misattribution
13878 2008-05-28 Rafael EspÃndola <espindola@google.com>
13880 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13883 2008-05-28 Richard Guenther <rguenther@suse.de>
13885 PR tree-optimization/36339
13886 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13887 and clobbering code out of the loop.
13889 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13891 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13894 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13895 s390_contiguous_bitmask_p, s390_symref_operand_p,
13896 s390_check_symref_alignment, s390_reload_larl_operand,
13897 s390_reload_symref_address): New functions.
13898 (s390_branch_condition_mnemonic): Support compare and branch
13900 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13901 and 'W' constraints.
13902 (s390_secondary_reload): Add secondary reloads for unaligned
13903 symbol refs or symbol refs to floating point or QI/TI mode
13905 (legitimate_address_p): Accept symbol references as addresses.
13906 (s390_expand_insv): Use rotate and insert selected bits
13907 instruction for insv when building for z10.
13908 (print_operand_address): Handle symbol ref addresses.
13909 (print_operand): Output modifier 'c' added for signed byte values.
13910 (s390_encode_section_info): Mark symbol refs with
13911 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
13913 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
13914 (length attribute): RRF, RRR have 4 byte length.
13915 (FPALL, INTALL): New mode iterators added.
13916 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
13917 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
13918 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
13919 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
13920 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
13921 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
13922 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
13923 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
13925 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
13926 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
13927 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
13928 reload<INTALL:mode><P:mode>_toreg_z10,
13929 reload<FPALL:mode><P:mode>_tomem_z10,
13930 reload<FPALL:mode><P:mode>_toreg_z10,
13931 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
13932 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
13933 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
13934 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
13936 (movmem, clrmem, cmpmem): New splitters added.
13938 * config/s390/predicates.md (larl_operand): Use
13939 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
13940 SYMBOL_REF_ALIGN1_P.
13941 (s390_signed_integer_comparison,
13942 s390_unsigned_integer_comparison): New predicates.
13944 * config/s390/s390-protos.h (s390_check_symref_alignment,
13945 s390_contiguous_bitmask_p, s390_reload_larl_operand,
13946 s390_reload_symref_address,
13947 s390_compare_and_branch_condition_mask): Prototypes added.
13949 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
13950 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
13951 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
13953 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13955 * config/s390/s390.c (z10_cost): New cost function for z10.
13956 (s390_handle_arch_option, override_options): Support -march=z10 switch.
13957 (s390_issue_rate): Adjust issue rate for z10.
13958 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
13959 (processor_flags): Add PF_Z10.
13960 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
13961 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
13962 * gcc/config.gcc: Add z10.
13964 2008-05-28 Richard Guenther <rguenther@suse.de>
13966 PR tree-optimization/36291
13967 * tree-flow. h (struct gimple_df): Remove var_anns member.
13968 * tree-flow-inline.h (gimple_var_anns): Remove.
13969 (var_ann): Simplify.
13970 * tree-dfa.c (create_var_ann): Simplify.
13971 (remove_referenced_var): Clear alias info from var_anns of globals.
13972 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
13973 (delete_tree_ssa): Clear alias info from var_anns of globals.
13974 Do not free var_anns.
13975 (var_ann_eq): Remove.
13976 (var_ann_hash): Likewise.
13978 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
13980 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
13981 and loongson2f entries.
13982 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
13983 * config/mips/mips.h (processor_type): Add Loongson-2E
13984 and Loongson-2F entries.
13985 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
13986 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
13987 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
13988 * doc/invoke.texi (MIPS Options): Document loongson2e
13989 and loongson2f processor names.
13991 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
13995 * config/i386/i386.c (ix86_function_arg_boundary): Use
13996 alignment of canonical type.
13997 (ix86_expand_vector_move): Check unaligned memory access for
14000 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14002 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14003 Moved to the front of file.
14005 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14006 H.J. Lu <hongjiu.lu@intel.com>
14008 * dwarf2out.c (current_fde): New.
14010 (lookup_cfa:): Likewise.
14011 (dwarf2out_end_epilogue): Likewise.
14012 (dwarf2out_note_section_used): Likewise.
14014 2008-05-27 Michael Matz <matz@suse.de>
14017 * c.opt (Wenum-compare): New warning option.
14018 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14020 2008-05-27 Michael Matz <matz@suse.de>
14022 PR middle-end/36326
14023 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14025 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14026 into memory as tail calls.
14028 2008-05-27 Richard Guenther <rguenther@suse.de>
14030 PR tree-optimization/36339
14031 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14032 pointers cause all addressable variables to be call clobbered.
14034 2008-05-27 Richard Guenther <rguenther@suse.de>
14036 PR tree-optimization/36245
14037 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14039 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14041 * config/s390/s390.md: Replace all occurences of the 'm'
14042 constraint with 'RT'.
14044 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14046 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14048 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14050 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14051 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14052 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14054 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14056 * reload.c: (find_reloads): Skip alternatives according to the
14057 "enabled" attribute. Constify the constraint variable.
14058 * recog.c (get_attr_enabled): Add default implementation.
14059 (extract_insn): Set the alternative_enabled_p array
14060 in the recog_data struct.
14061 (preprocess_constraints, constrain_operands): Skip
14062 alternatives according to the "enabled" attribute
14063 * recog.h (struct recog_data): New field alternative_enabled_p.
14064 (skip_alternative): New inline function.
14065 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14066 (record_reg_classes): Skip alternative according to the
14067 "enabled" attribute.
14069 * doc/md.texi: Add documention for the "enabled" attribute.
14071 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14073 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14074 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14075 constraint with TARGET_MEM_CONSTRAINT.
14076 * recog.c (asm_operand_ok, preprocess_constraints,
14077 constrain_operands): Likewise.
14078 * regclass.c (record_reg_classes): Likewise.
14079 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14080 * reload1.c (maybe_fix_stack_asms): Likewise.
14081 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14082 * recog.h: Adjust comment.
14083 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14084 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14085 * doc/md.texi: Add a note to description of 'm' constraint.
14086 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14088 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14090 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14091 that the bitfield is of integral type before testing its precision.
14093 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14094 Sa Liu <saliu@de.ibm.com>
14096 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14097 __modti3, __udivti3, __umodti3 and __udivmodti4.
14098 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14099 that implement TImode mul and div functions.
14100 * config/spu/multi3.c: New. Implement __multi3.
14101 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14102 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14105 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14107 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14108 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14109 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14110 tls_sysv_suffix): New mode and mode attribute iterators.
14111 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14112 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14113 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14114 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14115 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14118 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14120 PR tree-optimization/36329
14121 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14122 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14123 * cgraphbuild.c (initialize_inline_failed): Use the latter
14124 macro in lieu of the former.
14125 * ipa-inline.c (cgraph_mark_inline): Likewise.
14126 (cgraph_decide_inlining_of_small_function): Likewise.
14127 (cgraph_decide_inlining): Likewise.
14128 (cgraph_decide_inlining_incrementally): Likewise.
14130 2008-05-26 Tristan Gingold <gingold@adacore.com>
14131 Anatoly Sokolov <aesok@post.ru>
14133 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14134 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14135 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14136 optimization for 'avr6' architecture.
14138 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14141 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14143 2008-05-26 Richard Guenther <rguenther@suse.de>
14145 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14146 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14148 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14150 PR middle-end/36253
14151 * caller-save.c (insert_restore): Verify alignment of spill space.
14152 (insert_save): Likewise.
14153 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14154 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14155 (STACK_SLOT_ALIGNMENT): Likewise.
14156 * function.c (LOCAL_ALIGNMENT): Removed.
14157 (get_stack_local_alignment): New.
14158 (assign_stack_local): Use it. Set alignment on stack slot.
14159 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14160 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14161 (STACK_SLOT_ALIGNMENT): New.
14162 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14163 stack slot in XFmode.
14165 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14167 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14170 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14171 argument operand in rax isn't removed.
14173 2008-05-26 Richard Guenther <rguenther@suse.de>
14175 PR middle-end/36300
14176 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14177 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14179 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14182 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14184 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14186 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14187 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14189 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14191 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14192 build a trampoline if we don't want one.
14193 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14194 return zero for nested functions if we don't want a trampoline.
14196 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14198 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14200 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14203 * c.opt: Removed undocumented option '-lang-fortran'.
14204 * c-common.h: Removed global variable 'lang_fortran'.
14205 * c-opts.c (c_common_handle_option): Removed code to handle
14206 option '-lang-fortran'. Updated includes.
14207 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14208 definition of '__GFORTRAN__'.
14209 (define__GNUC__): Reimplemented to use BASEVER and
14210 cpp_define_formatted.
14211 (builtin_define_with_value_n): Removed.
14212 * c-incpath.h: Renamed to ...
14213 * incpath.h: ... this.
14214 * c-incpath.c: Renamed to ...
14215 * incpath.c: ... this. Updated includes.
14216 * fix-header.c: Updated includes.
14217 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14218 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14219 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14221 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14223 * tree.h: Update the table of flags used on tree nodes.
14224 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14225 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14226 (FORCED_LABEL): Add access check.
14227 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14228 (ASM_INPUT_P): Likewise.
14229 (ASM_VOLATILE_P): Likewise.
14230 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14231 (OMP_SECTION_LAST): Access private_flag directly.
14232 (OMP_RETURN_NOWAIT): Likewise.
14233 (OMP_PARALLEL_COMBINED): Likewise.
14234 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14235 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14236 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14237 deprecated_flag directly.
14239 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14241 * final.c (frame_pointer_needed): Removed.
14242 * flags.h (frame_pointer_needed): Likewise.
14244 * function.h (rtl_data): Add frame_pointer_needed.
14245 (frame_pointer_needed): New.
14247 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14249 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14251 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14253 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14256 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14258 * c-common.c (strip_array_types): Move function to..
14260 (get_inner_array_type): Delete.
14261 * c-common.h (strip_array_types): Move declaration to..
14263 (get_inner_array_type): Delete.
14264 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14265 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14266 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14267 * config/pa/pa.c (emit_move_sequence): Likewise.
14269 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14271 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14274 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14276 * function.c: Include target hook for nonlocal_goto frame value.
14278 2008-05-24 Richard Guenther <rguenther@suse.de>
14280 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14281 variable can be only accessed through a pointer or a union.
14283 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14285 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14286 * doc/extend.texi: Likewise.
14288 2008-05-23 DJ Delorie <dj@redhat.com>
14290 * config/m32c/jump.md (untyped_call): Add.
14292 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14293 for A24 to PSImode.
14294 (m32c_address_cost): Detail costs for indirect offsets.
14296 2008-05-23 Rafael EspÃndola <espindola@google.com>
14298 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14299 if a node is a SUBREG.
14300 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14303 2008-05-23 Paul Brook <paul@codesourcery.com>
14304 Carlos O'Donell <carlos@codesourcery.com>
14306 * doc/extend.texi: Clarify use of __attribute__((naked)).
14307 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14308 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14309 * function.c (use_register_for_decl): Use
14310 targetm.calls.allocate_stack_slots_for_args.
14311 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14312 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14313 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14315 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14317 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14319 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14321 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14322 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14323 is only rounded once.
14325 2008-05-23 Richard Guenther <rguenther@suse.de>
14327 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14329 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14330 Jakub Jelinek <jakub@redhat.com>
14333 * configure.ac: Handle --enable-cld.
14334 * configure: Regenerated.
14335 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14336 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14337 (ix86_current_function_needs_cld): New define.
14338 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14339 (cld): New isns pattern.
14340 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14341 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14342 * config/i386/i386.opt (mcld): New option.
14343 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14344 TARGET_CLD and ix86_current_function_needs_cld.
14345 (override_options): Use -mcld by default for 32-bit code if
14348 * doc/install.texi (Options specification): Document --enable-cld.
14349 * doc/invoke.texi (Machine Dependent Options)
14350 [i386 and x86-64 Options]: Add -mcld option.
14351 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14353 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14354 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14355 (return_in_memory_64): Likewise.
14356 (return_in_memory_ms_64): Likewise.
14358 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14360 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14361 * builtins.c (fold_builtin_fpclassify): New.
14362 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14363 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14364 * c-common.c (handle_type_generic_attribute): Adjust to accept
14365 fixed arguments before an elipsis.
14366 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14367 * doc/extend.texi: Document __builtin_fpclassify.
14369 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14371 * omp-low.c (gate_expand_omp_ssa): Remove.
14372 (pass_expand_omp_ssa): Remove.
14373 (gate_expand_omp): Do not check for flag_openmp_ssa.
14374 * common.opt (-fopenmp-ssa): Remove.
14375 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14377 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14379 * config/sh/sh.opt (mfixed-range): New option.
14380 * config/sh/sh-protos.h (sh_fix_range): Declare.
14381 * config/sh/sh.c (sh_fix_range): New function.
14382 * config/sh/sh.h (sh_fixed_range_str): Declare.
14383 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14385 * doc/invoke.texi (SH Options): Document -mfixed-range.
14387 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14389 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14390 it before the redeclaration.
14392 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14394 * config/avr/avr.c (get_sequence_length): Add new function.
14395 (expand_prologue, expand_epilogue): Remove duplicate code.
14397 2008-05-22 Rafael EspÃndola <espindola@google.com>
14399 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14402 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14404 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14405 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14407 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14408 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14409 (vect_update_misalignment_for_peel): Likewise.
14410 (vector_alignment_reachable_p): Likewise.
14411 * tree-vect-transform.c (vectorizable_load): Likewise.
14412 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14413 (get_vectype_for_scalar_type): Pass mode of scalar_type
14414 to UNITS_PER_SIMD_WORD.
14416 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14417 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14418 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14419 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14420 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14422 2008-05-22 Ira Rosen <irar@il.ibm.com>
14424 PR tree-optimization/36293
14425 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14426 if the first load must be skipped because of a gap.
14428 2008-05-22 Richard Guenther <rguenther@suse.de>
14430 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14431 more cases of offset disambiguation that is possible if
14432 strict-aliasing rules apply.
14433 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14434 for basic offset and type-based disambiguation.
14436 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14438 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14439 ix86_expand_vector_set on V16QImode for SSE4.1.
14441 2008-05-21 Tom Tromey <tromey@redhat.com>
14443 * c.opt (Wimport): Mark as undocumented.
14444 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14446 (Warning Options): Likewise.
14447 * doc/cppopts.texi: Don't mention -Wimport.
14449 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14451 PR tree-optimization/36287
14452 PR tree-optimization/36286
14453 * lambda-code.c (build_access_matrix): Do not use the loop->num
14454 for computing the number of induction variables: use the loop depth
14457 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14460 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14461 option -f(no-)leading-underscore.
14463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14465 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14466 GET_MODE_NUNITS (mode).
14468 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14470 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14471 (-mmulhw): Add 464 to description.
14472 (-mdlmzb): Likewise.
14473 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14474 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14476 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14477 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14478 * config/rs6000/rs6000.md: Update comments for 464.
14480 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14482 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14484 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14486 * config/i386/sse.md (vec_extractv4sf): Removed.
14487 (vec_extractv2df): Likewise.
14488 (vec_extractv2di): Likewise.
14489 (vec_extractv4si): Likewise.
14490 (vec_extractv8hi): Likewise.
14491 (vec_extractv16qi): Likewise.
14492 (vec_extract<mode>): New.
14494 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14496 * config/i386/sse.md (vec_setv4sf): Removed.
14497 (vec_setv2df): Likewise.
14498 (vec_setv2di): Likewise.
14499 (vec_setv4si): Likewise.
14500 (vec_setv8hi): Likewise.
14501 (vec_setv16qi): Likewise.
14502 (vec_set<mode>): New.
14504 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14506 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14507 goto for vec_concat and vec_interleave.
14509 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14511 * config/i386/sse.md (vec_initv4sf): Removed.
14512 (vec_initv2df): Likewise.
14513 (vec_initv2di): Likewise.
14514 (vec_initv4si): Likewise.
14515 (vec_initv8hi): Likewise.
14516 (vec_initv16qi): Likewise.
14517 (vec_init<mode>): New.
14519 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14521 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14523 2008-05-21 Tom Tromey <tromey@redhat.com>
14525 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14526 (zone_find_object_offset): Likewise.
14527 (gt_ggc_m_S): Likewise.
14528 (highest_bit): Likewise.
14529 * ggc-page.c (gt_ggc_m_S): New function.
14530 * stringpool.c (string_stack): Remove.
14531 (init_stringpool): Update.
14532 (ggc_alloc_string): Use ggc_alloc.
14533 (maybe_delete_ident): New function.
14534 (ggc_purge_stringpool): Likewise.
14535 (gt_ggc_m_S): Remove.
14536 * ggc-common.c (ggc_protect_identifiers): New global.
14537 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14538 ggc_protect_identifiers.
14539 * ggc.h (ggc_protect_identifiers): Declare.
14540 (gt_ggc_m_S): Update.
14541 (ggc_purge_stringpool): Declare.
14542 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14543 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14545 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14547 2008-05-21 David S. Miller <davem@davemloft.net>
14549 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14552 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14554 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14557 2008-05-20 David Daney <ddaney@avtrex.com>
14559 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14560 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14561 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14562 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14563 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14564 (atomic_hiqi_op): New define_code_iterator.
14565 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14566 mips_expand_compare_and_swap_12.
14567 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14568 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14569 (sync_<optab><mode>, sync_old_<optab><mode>,
14570 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14571 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14572 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14573 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14574 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14575 (test_and_set_12): New insn.
14576 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14577 sync_new_<optab><mode>, sync_old_nand<mode>,
14578 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14579 clobber to operand 0 for SI and DI mode insns.
14580 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14581 mips_gen_fn_4): New typedefs.
14582 (mips_gen_fn_ptrs): Define new union type.
14583 (mips_expand_compare_and_swap_12): Remove declaration.
14584 (mips_expand_atomic_qihi): Declare function.
14585 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14586 (mips_expand_atomic_qihi): ... this. Use new generator function
14588 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14589 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14590 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14591 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14592 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14593 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14594 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14595 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14596 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14597 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14600 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14602 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14605 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14607 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14608 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14609 (avr_attribute_table): Add 'OS_main' function attribute.
14610 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14611 functions with 'OS_main' attribute.
14613 2008-05-20 Richard Guenther <rguenther@suse.de>
14615 PR tree-optimization/35204
14616 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14617 helper, split out from ...
14618 (DFS): ... here. Make the DFS walk non-recursive.
14620 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14621 Jan Sjodin <jan.sjodin@amd.com>
14623 PR tree-optimization/36181
14624 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14625 (parallelize_loops): Don't parallelize when the loop has vector
14628 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14629 Sebastian Pop <sebastian.pop@amd.com>
14631 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14632 matrix, and never look at the tree representation of the memory
14634 (linear_transform_loops): Computes parameters and access matrices.
14635 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14637 (access_matrix_get_index_for_parameter): New.
14638 * tree-data-ref.h (struct access_matrix): New.
14639 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14640 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14641 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14642 am_vector_index_for_loop): New.
14643 (struct data_reference): Add field access_matrix.
14644 (DR_ACCESS_MATRIX): New.
14645 (compute_data_dependences_for_loop): Update declaration.
14646 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14647 * lambda.h (lambda_vector_vec_p): Declared.
14648 * lambda-code.c: Depend on pointer-set.h.
14649 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14650 av_for_af_base, av_for_af, build_access_matrix,
14651 lambda_compute_access_matrices): New.
14652 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14654 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14656 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14657 $SOURCEDIR/include.
14659 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14660 Sebastian Pop <sebastian.pop@amd.com>
14662 PR tree-optimization/36206
14663 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14665 (instantiate_scev_1): Rename flags to fold_conversions.
14666 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14667 outeside instantiation_loop.
14668 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14669 (evolution_function_is_affine_or_constant_p): Removed.
14670 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14672 (analyze_siv_subscript): Pass in the loop nest number.
14673 Call evolution_function_is_affine_in_loop instead of
14674 evolution_function_is_affine_p.
14675 (analyze_overlapping_iterations): Pass in the loop nest number.
14677 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14678 Sebastian Pop <sebastian.pop@amd.com>
14680 PR tree-optimization/36206
14681 * tree-chrec.h (chrec_fold_op): New.
14682 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14685 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14687 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14689 (remove_duplicates): Do not set inode on non-inode systems.
14692 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14694 * config.gcc (tm_file): Update comments about relative pathnames.
14696 2008-05-20 Richard Guenther <rguenther@suse.de>
14698 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14699 * tree-ssa-sccvn.c (process_scc): Likewise.
14700 * tree-ssa-sink.c (execute_sink_code): Likewise.
14701 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14702 * tree-vrp.c (process_assert_insertions): Likewise.
14703 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14704 (perform_tree_ssa_dce): Likewise.
14705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14706 (dump_dominator_optimization_stats): Likewise.
14707 * tree-vectorizer.c (vectorize_loops): Likewise.
14709 2008-05-20 Richard Guenther <rguenther@suse.de>
14711 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14713 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14715 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14716 (ix86_i386elf_return_in_memory): Likewise.
14717 (ix86_i386interix_return_in_memory): Likewise.
14718 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14719 (SUBTARGET_RETURN_IN_MEMORY): New.
14720 * config/i386/i386elf.h: Likewise.
14721 * config/i386/ptx4-i.h: Likewise.
14722 * config/i386/sol2-10.h: Likewise.
14723 * config/i386/sysv4.h: Likewise.
14724 * config/i386/vx-common.h: Likewise.
14725 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14726 * config/i386/i386.c (ix86_return_in_memory): Made static and
14727 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14728 (ix86_i386elf_return_in_memory): Removed.
14729 (ix86_i386interix_return_in_memory): Removed.
14730 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14731 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14733 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14735 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14737 2008-05-19 Xinliang David Li <davidxl@google.com>
14739 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14741 * common.opt: Ditto.
14742 * doc/invoke.texi: Ditto.
14744 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14746 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14747 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14749 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14751 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14752 sizes of operand array from 8/4 to 4/2.
14753 (ix86_expand_vector_init_general): Change size of operand array
14754 from 32 to 16. Remove op0, op1 and half_mode.
14756 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14758 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14759 (ix86_expand_vector_init_interleave): Likewise.
14760 (ix86_expand_vector_init_general): Use them. Assert
14761 word_mode == SImode when n_words == 4.
14763 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14765 * config/i386/i386.c (ix86_secondary_reload): New static function.
14766 (TARGET_SECONDARY_RELOAD): New define.
14767 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14768 * config/i386/i386.md (reload_outqi): Remove.
14770 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14772 PR middle-end/35509
14773 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14774 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14775 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14776 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14777 (fold_builtin_1): Likewise.
14778 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14779 c-common.c (check_builtin_function_arguments): Handle
14780 BUILT_IN_ISINF_SIGN.
14781 * doc/extend.texi: Document __builtin_isinf_sign.
14782 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14784 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14786 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14787 EH cleanup at the end of the pass, search for those that have been
14788 turned into forwarder blocks and do the cleanup on their successor.
14790 2008-05-18 Richard Guenther <rguenther@suse.de>
14792 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14793 pointers to sizetype and vice versa.
14795 2008-05-18 Xinliang David Li <davidxl@google.com>
14797 * gcc/tree-ssa-dce.c: Coding style fix.
14798 (check_pow): Documentation comment.
14799 (check_log): Documenation comment. Coding style fix.
14800 (is_unnecessary_except_errno_call): Ditto.
14801 (gen_conditions_for_pow): Ditto.
14802 (gen_conditions_for_log): Ditto.
14803 (gen_shrink_wrap_conditions): Ditto.
14804 (shrink_wrap_one_built_in_calls): Ditto.
14805 * gcc/doc/invoke.texi: Better documentation string.
14806 * ChangeLog: Fix wrong change log entries from
14807 May 17 checkin on function call DCE.
14809 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14811 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14813 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14815 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14816 * df-problems.c (simulation routines): Fixed block comment to
14817 properly say how to add forwards scanning functions.
14819 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14821 * tree-inline.c (setup_one_parameter): Remove dead code.
14823 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14825 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14826 a BIT_AND_EXPR only for an INTEGER_TYPE.
14828 2008-05-17 Xinliang David Li <davidxl@google.com>
14830 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14831 (check_pow, check_log, is_unnecessary_except_errno_call): New
14832 functions to check for eliminating math functions that are pure
14833 except for setting errno.
14834 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14835 general condition expressions for shrink-wrapping pow/log calls.
14836 (gen_shrink_wrap_conditions): Ditto.
14837 (shrink_wrap_one_built_in_call): Ditto.
14838 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14839 (mark_operand_necessary): If debugging, output if OP is necessary.
14840 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14842 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14844 * gcc/common.opt: New user flag -ftree-builtin-dce.
14845 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14847 2008-05-16 David S. Miller <davem@davemloft.net>
14849 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14850 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14852 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14855 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14857 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14859 * ifcvt.c (dead_or_predicable): Rename
14860 df_simulate_one_insn_backwards to df_simulate_one_insn.
14861 * recog.c (peephole2_optimize): Ditto.
14862 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14864 * df.h: Rename df_simulate_one_insn_backwards to
14865 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14866 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14867 scanning of defs and uses.
14868 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14869 (df_simulate_one_insn_forwards): Removed.
14871 2008-05-16 Doug Kwan <dougkwan@google.com>
14873 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14875 (real_from_string): Handle NaNs and Inf as approriate.
14877 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14879 * doc/gty.texi (Source Files Containing Type Information): Note
14880 that headers should appear first in the gtfiles list.
14882 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14884 * tree.def (COND_EXEC): Properly documented this code.
14886 2008-05-16 Diego Novillo <dnovillo@google.com>
14888 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14889 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14892 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14894 * tree-ssa-dse (max_stmt_uid): Removed.
14895 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14896 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14897 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14898 * function.h (cfun.last_stmt_uid): New field.
14899 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14900 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14902 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14903 (create_stmt_ann): Initialize the ann->uid field.
14904 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
14906 * tree-flow.h (renumber_gimple_stmt_uids): New function.
14908 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14910 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
14911 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
14912 (init_empty_tree_cfg): Call it.
14914 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14916 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
14919 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14921 * doc/invoke.text (-fdump-tree-*-verbose): New option.
14922 * tree-dump.c (dump_options): New verbose option.
14923 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
14925 * tree-pass.h (TDF_VERBOSE): New dump flag.
14926 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
14927 (tree-flow.h): Added include.
14928 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
14930 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
14932 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
14934 From Jie Zhang <jie.zhang@analog.com>
14935 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14936 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
14937 mcpu=bf561-none and mcpu=bf561-0.2.
14938 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14939 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14940 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14941 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
14942 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
14943 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
14944 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
14946 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
14947 (cputype_selected): Remove.
14948 (bfin_handle_option): Don't use cputype_selected.
14949 (override_options): When no mcpu option, enable all workarounds.
14950 Don't use bfin_workarounds.
14951 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
14953 (DEFAULT_CPU_TYPE): Don't define.
14955 2008-05-16 Richard Guenther <rguenther@suse.de>
14957 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
14958 on deletion of the last stmt.
14960 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
14962 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
14963 V8HImode for SSE2 and V16QImode for SSE4.1.
14965 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14967 * cgraph.h (compute_inline_parameters): Made public.
14968 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
14969 variable_generate_summary, function_write_summary,
14970 variable_write_summary, variable_read_summary. Added generate_summary,
14971 write_summary, read_summary.
14972 * cgraphunit.c (cgraph_process_new_functions): Changed call from
14973 pass_ipa_inline.function_generate_summary, to
14974 compute_inline_parameters.
14975 * ipa-inline.c (compute_inline_parameters): Made public and added
14977 (compute_inline_parameters_for_current): New function.
14978 (pass_inline_param): Now calls compute_inline_parameters_for_current.
14979 (inline_generate_summary): Removed parameter and made to loop over
14981 (pass_ipa_inline): Updated for new IPA_PASS structure.
14982 * passes.c (execute_ipa_summary_passes): Now is called once per
14983 pass rather than once per node*pass.
14985 2008-05-15 Anatoly Sokolov <aesok@post.ru>
14987 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
14988 avr_have_mul_p, avr_asm_only_p): Remove variables.
14989 (avr_override_options): Remove initialization of removed variables.
14990 (avr_file_start): Convert removed variables to fields of
14991 'struct base_arch_s *avr_current_arch'.
14992 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
14993 (AVR_HAVE_MUL): (Ditto.).
14994 (AVR_HAVE_MOVW): (Ditto.).
14995 (AVR_HAVE_LPMX): (Ditto.).
14996 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
14997 avr_asm_only_p): Remove declaration.
14999 2008-05-15 Diego Novillo <dnovillo@google.com>
15001 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15002 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15004 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15006 PR middle-end/36194
15007 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15008 Don't call record_truncated_value from here.
15009 (record_truncated_value): Turn it into a for_each_rtx callback.
15010 (record_truncated_values): New function.
15011 (combine_instructions): Call note_uses with record_truncated_values.
15012 Change name of check_conversion to check_promoted_subreg.
15014 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15016 * doc/sourcebuild.texi: Document support for torture tests.
15018 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15020 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15021 to alternative 4 of operand 2.
15023 2008-05-15 Richard Guenther <rguenther@suse.de>
15025 * tree-pass.h (current_pass): Declare.
15026 (get_pass_for_id): Likewise.
15027 * passes.c (passes_by_id, passes_by_id_size): New globals.
15028 (set_pass_for_id): New function.
15029 (get_pass_for_id): Likewise.
15030 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15031 (execute_function_todo): Flush per function statistics.
15032 * toplev.c (compile_file): Init statistics.
15033 (general_init): Do early statistics initialization.
15034 (finalize): Finish statistics.
15035 * statistics.h (statistics_early_init): Declare.
15036 (statistics_init): Likewise.
15037 (statistics_fini): Likewise.
15038 (statistics_fini_pass): Likewise.
15039 (statistics_counter_event): Likewise.
15040 (statistics_histogram_event): Likewise.
15041 * statistics.c: New file.
15042 * Makefile.in (OBJS-common): Add statistics.o.
15043 (statistics.o): Add dependencies.
15044 * doc/invoke.texi (-fdump-statistics): Document.
15046 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15047 (insert): Likewise.
15048 (execute_pre): Use statistics_counter_event.
15049 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15050 (substitute_and_fold): Increment it. Use statistics_counter_event.
15052 2008-05-15 Diego Novillo <dnovillo@google.com>
15054 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15056 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15057 * tree-ssa-alias.c (new_type_alias): Remove references to
15058 sub-variables from comment.
15059 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15061 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15063 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15064 attribute to 1 only for insertps alternative.
15066 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15068 * config/bfin/bfin.md (loadbytes): New pattern.
15069 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15070 (bfin_init_builtins): Initialize it.
15071 (bdesc_1arg): Add it.
15073 2008-05-15 Sa Liu <saliu@de.ibm.com>
15075 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15076 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15077 * testsuite/lib/target-supports.exp: Add
15078 check_effective_target_fortran_integer_16.
15080 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15082 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15083 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15084 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15085 (TARGET_RETURN_IN_MEMORY): Define.
15087 2008-05-15 Richard Guenther <rguenther@suse.de>
15089 PR middle-end/36244
15090 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15091 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15092 represent unmodifiable vars.
15094 2008-05-15 Richard Guenther <rguenther@suse.de>
15096 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15097 INDIRECT_REF and TARGET_MEM_REF.
15098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15101 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15102 H.J. Lu <hongjiu.lu@intel.com>
15104 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15105 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15106 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15107 insn alternatives. Add missing alternatives.
15108 (*vec_concatv2di_rex64_sse4_1): Likewise.
15109 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15110 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15111 Require TARGET_SSE.
15113 2008-05-15 Richard Guenther <rguenther@suse.de>
15115 PR tree-optimization/36009
15116 PR tree-optimization/36204
15117 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15118 (determine_invariantness_stmt): Record the loop a store is
15119 always executed in.
15120 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15123 2008-05-15 Richard Guenther <rguenther@suse.de>
15125 PR tree-optimization/34330
15126 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15127 through the pointer will alias the SMT.
15129 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15131 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15133 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15135 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15137 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15138 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15140 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15141 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15142 (vashl_optab): New optab for vector/vector shifts.
15143 (vashr_optab): Ditto.
15144 (vlshr_optab): Ditto.
15145 (vrotl_optab): Ditto.
15146 (vrotr_optab): Ditto.
15147 (optab_subtype): New enum for optab_for_tree_code call.
15148 (optab_for_tree_code): Add enum optab_subtype argument.
15150 * optabs.c (optab_for_tree_code): Take an additional argument to
15151 distinguish between a vector shift by a scalar and vector shift by
15152 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15153 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15154 vector shift by a vector.
15155 (expand_widen_pattern_expr): Pass additional argument to
15156 optab_for_tree_code.
15158 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15159 vrotl_optab, vrotr_optab.
15161 * expr.c (expand_expr_real_1): Update calls to
15162 optab_for_tree_code to distinguish between vector shifted by a
15163 scalar and vector shifted by a vector.
15164 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15165 (supportable_narrowing_operation): Ditto.
15166 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15167 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15168 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15169 (vect_create_epilog_for_reduction): Ditto.
15170 (vectorizable_reduction): Ditto.
15171 (vectorizable_operation): Ditto.
15172 (vect_strided_store_supported): Ditto.
15173 (vect_strided_load_supported): Ditto.
15174 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15175 * expmed.c (expand_shift): Ditto.
15177 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15179 (ashr@var{m}3): Ditto.
15180 (vashl@var{m}3): Document new vector/vector shift standard name.
15181 (vashr@var{m}3): Ditto.
15182 (vlshr@var{m}3): Ditto.
15183 (vrotl@var{m}3): Ditto.
15184 (vrotr@var{m}3): Ditto.
15186 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15187 (PPERM_INVERT): Ditto.
15188 (PPERM_REVERSE): Ditto.
15189 (PPERM_REV_INV): Ditto.
15190 (PPERM_ZERO): Ditto.
15191 (PPERM_ONES): Ditto.
15192 (PPERM_SIGN): Ditto.
15193 (PPERM_INV_SIGN): Ditto.
15194 (PPERM_SRC1): Ditto.
15195 (PPERM_SRC2): Ditto.
15197 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15198 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15199 allows a memory operand to be the value being added, and split it
15200 to improve vectorization.
15201 (sse5_pmacsdqh_mem): Ditto.
15202 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15203 (sse5_mulv2div2di3_high): Ditto.
15204 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15205 (vec_pack_trunc_v4si): Ditto.
15206 (vec_pack_trunc_v2di): Ditto.
15207 (sse5_pcmov_<mode>): Remove code that tried to use use
15208 andps/andnps instead of pcmov.
15209 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15210 pmacsdqh instructions.
15211 (vec_widen_smult_lo_v4si): Ditto.
15213 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15214 (PPERM_INVERT): Ditto.
15215 (PPERM_REVERSE): Ditto.
15216 (PPERM_REV_INV): Ditto.
15217 (PPERM_ZERO): Ditto.
15218 (PPERM_ONES): Ditto.
15219 (PPERM_SIGN): Ditto.
15220 (PPERM_INV_SIGN): Ditto.
15221 (PPERM_SRC1): Ditto.
15222 (PPERM_SRC2): Ditto.
15223 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15225 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15227 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15228 says ignore whether the last reference is a memory operand.
15230 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15231 Paolo Bonzini <bonzini at gnu dot org>
15233 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15236 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15237 (vlshr<mode>3): Rename from vlshr<mode>3.
15238 (vashr<mode>3): Rename from vashr<mode>3.
15239 (mulv4sf3): Change the names of vector shift patterns.
15243 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15246 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15271 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15272 (floatunssidf2_internal): Change vector/vector shift names.
15273 (floatunsdidf2_internal): Ditto.
15280 (vashl<mode>3): Rename from ashl<mode>3.
15281 (vashr<mode>3): Rename from ashr<mode>3.
15282 (vlshr<mode>3): Rename from lshr<mode>3.
15283 (vrotl<mode>3): Rename from rotl<mode>3.
15285 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15288 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15289 multiply gives the wrong value when doing widening multiplies.
15290 (vec_widen_smult_lo_v4si): Ditto.
15292 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15294 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15295 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15296 emit_library_call_value.
15297 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15298 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15299 * calls.c (initialize_argument_information, precompute_arguments,
15300 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15301 (precompute_arguments): Removed flags parameter.
15302 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15304 2008-05-14 Richard Guenther <rguenther@suse.de>
15306 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15307 Make sure to register the store if the use is a PHI_NODE.
15309 2008-05-14 Olivier Hainque <hainque@adacore.com>
15311 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15312 memory if the component is to be referenced in BLKmode according
15313 to get_inner_reference.
15315 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15317 * calls.c (emit_library_call_value_1): Restore code clearing
15318 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15320 2008-05-14 Olivier Hainque <hainque@adacore.com>
15321 Nicolas Roche <roche@adacore.com>
15323 * configure.ac: Add support for a "gcc_subdir" variable in
15324 config-lang.in, to denote a subdirectory where the language/GCC
15325 integration files are to be found.
15326 * configure: Regenerate.
15328 2008-05-14 Ira Rosen <irar@il.ibm.com>
15330 PR tree-optimization/36098
15331 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15332 value for the first load in the group in case of a gap.
15333 (vect_build_slp_tree): Check that there are no gaps in loads.
15335 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15337 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15338 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15339 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15340 emit_insn and remove unneeded code to construct extra args.
15341 (emit_no_conflict_block): Removed.
15342 * optabls.h: (emit_no_conflict_block): Removed.
15343 * cse.c (cse_extended_basic_block): Remove search for
15344 REG_NO_CONFLICT note.
15345 * global.c: Removed incorrect comment added in revision 117.
15346 * expr.c (convert_move): Change call to emit_no_conflict_block to
15348 * recog.c: Change comments so that they do not mention
15350 * local_alloc.c (combine_regs): Removed last parameter.
15351 (no_conflict_p): Removed.
15352 (block_alloc): Removed note, no_conflict_combined_regno and set
15353 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15354 (combine_regs): Removed already_dead and code to look for
15355 REG_NO_CONFLICT notes.
15356 * lower_subreg (remove_retval_note): Removed code to look for
15357 REG_NO_CONFLICT block.
15358 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15359 (resolve_clobber): Remove code to process libcalls that have
15360 REG_NO_CONFLICT notes.
15361 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15363 * combine.c (can_combine_p, distribute_notes): Removed
15364 REG_NO_CONFLICT case.
15365 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15367 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15368 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15370 * reg-notes.def (NO_CONFLICT): Removed.
15372 2008-05-14 David S. Miller <davem@davemloft.net>
15374 * config/sparc/sparc.c (sparc_profile_hook): If
15375 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15376 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15377 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15379 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15381 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15383 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15386 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15387 and op1 expansion before vector concat to have less live pseudos.
15389 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15391 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15392 ix86_expand_vector_set if supported.
15394 2008-05-13 Diego Novillo <dnovillo@google.com>
15395 Kenneth Zadeck <zadeck@naturalbridge.com>
15397 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15399 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15400 phinodes_print_statistics, init_ssanames, fini_ssanames,
15401 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15402 release_ssa_name, release_defs, replace_ssa_name_symbol,
15403 ssanames_print_statistics): Move ...
15404 * tree-flow.h: ... here.
15405 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15406 Use FN instead of cfun.
15407 (make_ssa_name_fn): Rename from make_ssa_name.
15408 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15409 * tree-flow-inline.h (make_ssa_name): Move from
15410 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15411 * omp-low.c (expand_omp_parallel):
15412 * tree-flow-inline.h (redirect_edge_var_map_result):
15413 * tree-ssa.c (init_tree_ssa): Add argument FN.
15414 Use it instead of cfun. Update all users.
15416 2008-05-13 Tom Tromey <tromey@redhat.com>
15418 PR preprocessor/22168:
15419 * doc/cpp.texi (Top): Update menu.
15420 (Alternatives to Wrapper #ifndef): New node.
15421 (Other Directives): Document deprecation.
15422 (Obsolete Features): Remove menu.
15423 (Assertions): Merge node into Obsolete Features.
15424 (Obsolete once-only headers): Move earlier; rename to Alternatives
15425 to Wrapper #ifndef.
15426 * doc/cppopts.texi: Update.
15427 * c.opt (Wdeprecated): Enable for C and ObjC.
15428 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15429 (C++ Dialect Options): Move -Wno-deprecated from here to...
15430 (Warning Options): ... here.
15432 2008-05-13 Richard Guenther <rguenther@suse.de>
15434 PR middle-end/36227
15435 * fold-const.c (fold_sign_changed_comparison): Do not allow
15436 changes in pointer-ness.
15438 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15441 * config/sh/sh.c (sh_expand_prologue): Don't clear
15442 RTX_FRAME_RELATED_P for push insns.
15444 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15446 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15448 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15450 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15451 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15452 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15454 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15456 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15457 (*vec_concatv4sf_sse): This.
15458 (*sse2_concatv2si): Renamed to ...
15459 (*vec_concatv2si_sse2): This.
15460 (*sse1_concatv2si): Renamed to ...
15461 (*vec_concatv2si_sse): This.
15462 (*vec_concatv2di_rex): Renamed to ...
15463 (*vec_concatv2di_rex64): This.
15464 (*vec_concatv2si_sse4_1): New.
15465 (*vec_concatv2di_rex64_sse4_1): Likewise.
15467 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15469 PR rtl-optimization/36111
15470 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15471 that was created for swappable operands.
15473 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15476 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15477 * configure.ac: Add call to ACX_PROG_GNAT.
15479 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15481 * optc-gen.awk: Fix comment typo.
15483 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15485 * pretty-print.c (pp_integer_with_precision): Use
15486 HOST_LONG_LONG_FORMAT.
15488 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15490 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15492 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15494 * config/i386/i386.c (bdesc_ptest): Removed.
15495 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15496 (bdesc_args): Add __builtin_ia32_ptestz128,
15497 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15498 (ix86_init_mmx_sse_builtins): Updated.
15499 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15500 (ix86_expand_builtin): Updated.
15502 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15504 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15505 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15507 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15509 * value-prof.c (interesting_stringop_to_profile): Do not
15510 return early for BUILT_IN_MEMPCPY.
15512 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15514 * calls.c (expand_call): Don't use callgraph to increase
15515 preferred_stack_boundary.
15517 * cgraph.h (cgraph_rtl_info): Use unsigned on
15518 preferred_incoming_stack_boundary.
15520 * final.c (rest_of_clean_state): Use unsigned on
15521 preferred_stack_boundary.
15523 2008-05-09 Tom Tromey <tromey@redhat.com>
15525 PR preprocessor/22231:
15526 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15529 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15531 PR tree-optimization/36129
15532 * tree-ssa-ccp.c: Include value-prof.h.
15533 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15534 built-in function was folded to a constant.
15535 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15537 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15538 Sebastian Pop <sebastian.pop@amd.com>
15540 * tree-scalar-evolution.c: Document instantiate_scev.
15541 (instantiate_parameters_1): Renamed instantiate_scev_1.
15542 Don't use the same loop for instantiation_loop and evolution_loop.
15543 (instantiate_scev): New.
15544 (instantiate_parameters): Moved...
15545 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15546 same loop twice. Maintains the semantics for this function.
15547 * tree-scalar-evolution.h (instantiate_scev): Declare.
15548 (instantiate_parameters): ...here. Now static inline.
15549 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15550 instead of resolve_mixers.
15552 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15554 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15556 2008-05-09 Tomas Bily <tbily@suse.cz>
15558 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15559 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15560 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15561 * c-common.c (c_common_truthvalue_conversion): Likewise.
15562 * tree-object-size.c (compute_object_offset): Likewise.
15563 * tree-inline.c (estimate_num_insns_1): Likewise.
15564 * varasm.c (const_hash_1, compare_constant, copy_constant)
15565 (compute_reloc_for_constant, output_addressed_constants)
15566 (initializer_constant_valid_p): Likewise.
15567 * c-omp.c (check_omp_for_incr_expr): Likewise.
15568 * gimplify.c (gimplify_expr): Likewise.
15569 * c-typeck.c (c_finish_return): Likewise.
15570 * tree-vectorizer.c (supportable_widening_operation)
15571 (supportable_narrowing_operation): Likewise.
15572 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15573 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15574 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15575 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15576 (descr_info_loc): Likewise.
15577 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15578 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15579 (fold_unary): Likewise.
15580 * builtins.c (get_pointer_alignment): Likewise.
15581 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15582 (instantiate_parameters_1): Likewise.
15583 * tree.c (expr_align, stabilize_reference): Likewise.
15584 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15585 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15586 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15587 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15588 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15589 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15591 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15592 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15593 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15594 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15595 (forward_propagate_comparison)
15596 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15597 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15598 * emit-rtl.c (component_ref_for_mem_expr)
15599 (set_mem_attributes_minus_bitpos): Likewise.
15600 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15601 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15603 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15604 (build_function_call, pointer_diff, build_compound_expr)
15605 (c_finish_return): Likewise.
15606 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15607 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15609 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15610 * expr.c (is_aligning_offset): Likewise.
15611 * tree-ssa-alias.c (is_escape_site): Likewise.
15612 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15613 (check_all_va_list_escapes): Likewise.
15614 * tree-ssa-loop-ivopts.c (determine_base_object)
15615 (determine_common_wider_type): Likewise.
15616 * dojump.c (do_jump): Likewise.
15617 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15618 * tree-gimple.c (is_gimple_cast): Likewise.
15619 * fold-const.c (decode_field_reference, )
15620 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15621 (fold_binary): Likewise.
15622 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15623 (already_warned_in_frontend_p): Likewise.
15624 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15625 * tree.c (really_constant_p, get_unwidened): Likewise.
15626 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15627 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15628 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15630 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15632 (CONVERT_EXPR_P): Define.
15633 (CASE_CONVERT): Define.
15635 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15637 PR middle-end/36117
15638 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15639 (delete_unmarked_insns): When deleting a call, call
15640 delete_unreachable_blocks.
15641 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15642 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15644 2008-05-08 Richard Guenther <rguenther@suse.de>
15646 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15647 (-ftree-salias): Likewise.
15648 (salias-max-implicit-fields): Remove param documentation.
15649 (salias-max-array-elements): Likewise.
15650 * tree-pass.h (pass_create_structure_vars): Remove.
15651 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15652 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15653 * tree-ssa-alias.c (create_structure_vars): Remove.
15654 (gate_structure_vars): Likewise.
15655 (pass_create_structure_vars): Likewise.
15656 (gate_build_alias): Likewise.
15657 (pass_build_alias): Adjust to run always and dump the function.
15658 * common.opt (ftree-salias): Hide.
15659 * passes.c (init_optimization_passes): Remove
15660 pass_create_structure_vars, adjust comment.
15661 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15662 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15663 * opts.c (decode_options): Do not set flag_tree_salias.
15664 (common_handle_option): Add OPT_ftree_salias to the backward
15665 compatibility section.
15667 2008-05-08 Richard Guenther <rguenther@suse.de>
15669 * tree-flow-inline.h (var_can_have_subvars): Move ...
15670 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15671 * tree-flow.h (var_can_have_subvars): Remove.
15672 (push_fields_onto_fieldstack): Remove.
15673 (sort_fieldstack): Likewise.
15674 (struct fieldoff): Move ...
15675 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15676 alias_set and base_for_components fields.
15677 (sort_fieldstack): Make static.
15678 (push_fields_onto_fieldstack): Likewise. Remove code that
15679 handles anything but RECORD_TYPEs. Remove alias_set and
15680 base_for_components handling.
15681 (create_variable_info_for): Adjust.
15683 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15685 * common.opt (Wframe-larger-than=): Shorten the help message
15687 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15689 2008-05-08 Rafael EspÃndola <espindola@google.com>
15691 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15693 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15694 trap and that both operands are gimple values.
15695 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15696 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15699 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15701 * read-rtl.c (join_c_conditions): Return the first string if the
15702 two strings are equal.
15704 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15706 * gensupport.h (pred_data): Add a "num_codes" field.
15707 (add_predicate_code): Declare.
15708 * gensupport.c (add_predicate_code): New function.
15709 (std_pred_table): Add an "allows_const_p" field.
15710 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15711 Remove the (incomplete) list of such codes from the codes field.
15712 (init_predicate_table): Use add_predicate_code. Add all
15713 RTX_CONST_OBJs if allows_const_p is true.
15714 * genrecog.c (process_define_predicate): Use add_predicate_code.
15716 2008-05-08 David Daney <ddaney@avtrex.com>
15717 Richard Sandiford <rsandifo@nildram.co.uk>
15719 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15720 special case of constant zero operands.
15721 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15722 old and new values. Special case constant zero values.
15723 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15725 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15726 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15728 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15731 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15732 similar RTX_CONST_OBJ before CONST_INT.
15734 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15736 * stmt.c (expand_stack_restore): Change sa mode if needed.
15738 2008-05-08 Richard Guenther <rguenther@suse.de>
15740 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15741 return type to bool.
15742 (ix86_sol10_return_in_memory): Likewise.
15743 (ix86_i386elf_return_in_memory): Likewise.
15744 (ix86_i386interix_return_in_memory): Likewise.
15745 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15746 (ix86_sol10_return_in_memory): Likewise.
15747 (ix86_i386elf_return_in_memory): Likewise.
15748 (ix86_i386interix_return_in_memory): Likewise.
15750 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15753 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15755 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15756 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15759 2008-05-08 Richard Guenther <rguenther@suse.de>
15761 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15762 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15763 (DR_SUBVARS): Remove.
15764 * tree-dfa.c (dump_subvars_for): Remove.
15765 (debug_subvars_for): Likewise.
15766 (dump_variable): Do not dump subvars.
15767 (remove_referenced_var): Do not remove subvars.
15768 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15769 (lookup_subvars_for_var): Remove.
15770 (get_subvars_for_var): Likewise.
15771 (get_subvars_at): Likewise.
15772 (get_first_overlapping_subvar): Likewise.
15773 (overlap_subvar): Likewise.
15774 * tree-flow.h (subvar_t): Remove.
15775 (struct var_ann_d): Remove subvars field.
15776 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15777 argument. Remove special handling of SFTs.
15778 (compute_tag_properties): Likewise.
15779 (set_initial_properties): Likewise.
15780 (compute_call_clobbered): Likewise.
15781 (count_mem_refs): Likewise.
15782 (compute_memory_partitions): Likewise.
15783 (compute_flow_insensitive_aliasing): Likewise.
15784 (setup_pointers_and_addressables): Likewise.
15785 (new_type_alias): Likewise.
15786 (struct used_part): Remove.
15787 (used_portions): Likewise.
15788 (struct used_part_map): Likewise.
15789 (used_part_map_eq): Likewise.
15790 (used_part_map_hash): Likewise.
15791 (free_used_part_map): Likewise.
15792 (up_lookup): Likewise.
15793 (up_insert): Likewise.
15794 (get_or_create_used_part_for): Likewise.
15795 (create_sft): Likewise.
15796 (create_overlap_variables_for): Likewise.
15797 (find_used_portions): Likewise.
15798 (create_structure_vars): Likewise.
15799 * tree.def (STRUCT_FIELD_TAG): Remove.
15800 * tree.h (MTAG_P): Adjust.
15801 (struct tree_memory_tag): Remove base_for_components and
15802 unpartitionable flags.
15803 (struct tree_struct_field_tag): Remove.
15804 (SFT_PARENT_VAR): Likewise.
15805 (SFT_OFFSET): Likewise.
15806 (SFT_SIZE): Likewise.
15807 (SFT_NONADDRESSABLE_P): Likewise.
15808 (SFT_ALIAS_SET): Likewise.
15809 (SFT_UNPARTITIONABLE_P): Likewise.
15810 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15811 (union tree_node): Remove sft field.
15812 * alias.c (get_alias_set): Remove special handling of SFTs.
15813 * print-tree.c (print_node): Remove handling of SFTs.
15814 * tree-dump.c (dequeue_and_dump): Likewise.
15815 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15816 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15817 * tree-predcom.c (set_alias_info): Do not set subvars.
15818 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15819 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15820 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15821 (add_vars_for_offset): Remove.
15822 (add_virtual_operand): Remove special handling of SFTs.
15823 (add_call_clobber_ops): Likewise.
15824 (add_call_read_ops): Likewise.
15825 (get_asm_expr_operands): Likewise.
15826 (get_modify_stmt_operands): Likewise.
15827 (get_expr_operands): Likewise.
15828 (add_to_addressable_set): Likewise.
15829 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15830 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15831 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15832 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15833 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15834 (tree_node_structure): Likewise.
15835 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15837 (find_what_p_points_to): Likewise.
15839 2008-05-08 Sa Liu <saliu@de.ibm.com>
15841 * config/spu/spu.md: Fixed subti3 pattern.
15843 2008-05-08 Richard Guenther <rguenther@suse.de>
15845 PR middle-end/36154
15846 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15847 sure to create a representative for trailing arrays for PTA.
15849 2008-05-08 Richard Guenther <rguenther@suse.de>
15851 PR middle-end/36172
15852 * fold-const.c (operand_equal_p): Two objects which types
15853 differ in pointerness are not equal.
15855 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15857 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15858 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15859 (emit_library_call_value_1): Add new variable fndecl initialized by
15860 NULL_TREE. It should be the decl type of orgfun, but this information
15861 seems not to be available here, so it uses the default calling abi.
15862 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15863 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15864 by TARGET_RETURN_IN_MEMORY.
15865 * config/i386/i386-interix.h: Likewise.
15866 * config/i386/i386.h: Likewise.
15867 * config/i386/i386elf.h: Likewise.
15868 * config/i386/ptx4-i.h: Likewise.
15869 * config/i386/sol2-10.h: Likewise.
15870 * config/i386/sysv4.h: Likewise.
15871 * config/i386/vx-common.h: Likewise.
15872 * config/cris/cris.h: Removed #if 0 clause.
15873 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15874 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15876 (ix86_sol10_return_in_memory): Likewise.
15877 (ix86_i386elf_return_in_memory): New.
15878 (ix86_i386interix_return_in_memory): New.
15879 * config/mt/mt-protos.h (mt_return_in_memory): New.
15880 * config/mt/mt.c: Likewise.
15881 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15882 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15883 * config/bfin/bfin.h: Likewise.
15884 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15886 * config/bfin/bfin.c: Likewise.
15887 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15888 * config/alpha/unicosmk.h: Likewise.
15889 * config/i386/cygming.h: Likewise.
15890 * config/iq2000/iq2000.h: Likewise.
15891 * config/mips/mips.h: Likewise.
15892 * config/mn10300/mn10300.h: Likewise.
15893 * config/rs6000/rs6000.h: Likewise.
15894 * config/score/score.h: Likewise.
15895 * config/spu/spu.h: Likewise.
15896 * config/v850/v850.h: Likewise.
15897 * defaults.h: Likewise.
15898 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15899 * expr.c (emit_block_move): Adjust use of
15900 OUTGOING_REG_PARM_STACK_SPACE.
15901 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15902 OUTGOING_REG_PARM_STACK_SPACE.
15903 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
15905 2008-05-08 Jakub Jelinek <jakub@redhat.com>
15907 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
15908 on OMP_RETURN for OMP_FOR.
15911 * dwarf2out.c (dw_expand_expr, common_check): Removed.
15912 (fortran_common): New function.
15913 (gen_variable_die): Call fortran_common instead of common_check,
15914 adjust for it returning tree instead of rtx. Formatting.
15916 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15920 * see.c (see_copy_insn): Copy new pure const attributes for new call.
15921 * c-decl.c (merge_decls): Ditto.
15922 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
15923 to RTL_CONST_OR_PURE_CALL_P.
15924 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
15925 Initialized DECL_LOOPING_CONST_PURE.
15926 (process_call_operands): Set tree_side_effects properly.
15927 * tree.h (TREE_READONLY_DECL_P): Removed.
15928 (DECL_IS_PURE): Renamed to DECL_PURE_P.
15929 (DECL_LOOPING_OR_CONST_P): New macro.
15930 (struct tree_function_decl): Added looping_const_or_pure_p.
15931 (ECF_*) Renumbered.
15932 (ECF_LOOPING_OR_CONST_P): New macro.
15933 * rtlanal.c (pure_const_p): Removed.
15934 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
15935 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
15936 to RTL_CONST_CALL_P.
15937 * ipa-pure-const.c (pure_const_state_e): Added looping field.
15938 (check_decl, check_tree, check_call, scan_function): Initialize
15940 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
15941 (static_execute): Set looping true for recursive functions.
15942 Undo setting state to IPA_NEITHER for recursive functions.
15943 * cse.c (cse_insn):
15944 * ifcvt.c (noce_can_store_speculate_p): Changed
15945 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
15946 RTL_CONST_OR_PURE_CALL_P.
15947 * dse.c (scan_insn): Ditto.
15948 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
15949 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
15950 RTL_CONST_OR_PURE_CALL_P.
15951 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
15952 pure_call_p to RTL_CONST_CALL_P.
15953 * gimplify.c (gimplify_call_expr): Clear side effects for
15954 non-looping pure and constant calls.
15955 * calls.c (emit_call_1): Set rtl flags from ecf flags.
15956 (flags_from_decl_or_type): Set ecf flags from decl flags.
15957 (initialize_argument_information): Turn off
15958 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
15959 Change const to pure if callee_copies is true rather than just
15961 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
15962 way of marking pure calls.
15963 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
15964 Remove hack that was supposed to fix pr7335 and remove old
15965 way of marking pure calls.
15966 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
15967 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
15968 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
15969 RTL_CONST_OR_PURE_CALL_P.
15970 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
15971 * loop-invariant.c (find_exits, find_invariant_bb): Changed
15972 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
15973 * sched-deps.c (schedule_analyze): Ditto.
15974 * rtl.h (struct rtx_def): Use call field, unchanging field, and
15975 return_val field of calls to represent pure and const function info.
15976 (CONST_OR_PURE_CALL_P): Deleted macro.
15977 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15978 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
15979 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
15981 * tree-optimize.c (execute_fixup_cfg): Added test for
15982 ECF_LOOPING_CONST_OR_PURE.
15983 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
15985 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
15986 effects for looping pure or const calls.
15987 (verify_gimple_expr): Added verification code.
15988 * config/alpha/alpha.c (alpha_legitimize_address,
15989 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
15991 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
15992 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
15993 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
15994 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
15995 RTL_CONST_OR_PURE_CALL_P.
15996 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
15997 and const calls to be deleted.
15999 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16002 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16003 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16004 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16005 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16006 to handle nonimmediate operands.
16007 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16008 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16009 to handle nonimmediate operands.
16010 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16011 (mmx_pmulhrwv4hi3): New expander. Use
16012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16013 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16014 (sse2_umulv1siv1di3): New expander. Use
16015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16016 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16017 (mmx_eq<mode>3): New expander. Use
16018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16019 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16020 (mmx_uavgv8qi3): New expander. Use
16021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16022 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16023 (mmx_uavgv4hi3): New expander. Use
16024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16026 * config/i386/sse.md
16027 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16028 to handle nonimmediate operands.
16029 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16030 to handle nonimmediate operands.
16031 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16032 to handle nonimmediate operands.
16033 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16034 to handle nonimmediate operands.
16035 (sse2_unpckhpd_exp): New expander. Use
16036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16037 (sse2_unpcklpd_exp): New expander. Use
16038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16039 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16040 to handle nonimmediate operands.
16041 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16042 to handle nonimmediate operands.
16043 (*sse2_<plusminus_insn><mode>3): Rename from
16044 sse2_<plusminus_insn><mode>3 insn pattern.
16045 (sse2_<plusminus_insn><mode>3): New expander. Use
16046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16047 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16048 (sse2_umulv2siv2di3): New expander. Use
16049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16050 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16051 (sse4_1_mulv2siv2di3): New expander. Use
16052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16053 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16054 (sse2_pmaddwd): New expander. Use
16055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16056 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16057 (sse2_eq<mode>3): New expander. Use
16058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16059 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16060 (sse4_1_eqv2di3): New expander. Use
16061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16062 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16063 (sse2_uavgv16qi3): New expander. Use
16064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16065 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16066 (sse2_uavgv16qi3): New expander. Use
16067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16068 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16069 (sse2_uavgv8hi3): New expander. Use
16070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16071 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16072 (ssse3_pmulhrswv8hi3): New expander. Use
16073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16074 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16075 (ssse3_pmulhrswv4hi3): New expander. Use
16076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16078 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16079 (<sse>_vmmul<mode>3): Ditto.
16080 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16082 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16083 (ssse3_pmaddubsw): Ditto.
16085 * config/i386/i386.c (struct_builtin_description)
16086 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16087 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16088 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16089 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16090 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16091 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16092 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16093 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16094 (ix86_fixup_binary_operands): Assert that src1
16095 and src2 must have the same mode when swapped.
16096 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16097 and ix86_binary_operator_ok. Do not force operands in registers
16100 2008-05-07 Jan Hubicka <jh@suse.cz>
16102 * cgraph.c (dump_cgraph_node): Update.
16103 * cgraph.h (cgraph_local_info): Break out inline summary.
16104 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16106 * ipa-inline (inline_summary): New accestor function.
16107 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16108 cgraph_decide_inlining, compute_inline_parameters): Update.
16109 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16111 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16113 Cleanup ColdFire scheduling support and add V4 pipeline model.
16115 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16116 (define_attr cpu): Add cfv4 value.
16117 (define_attr type, define_attr type1): Merge into a single 'type'
16118 attribute. Update all uses.
16119 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16120 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16122 (define_attr opx_mem, define_attr opy_mem): Remove.
16123 (define_attr op_mem): Clean up, update comment.
16124 (define_attr size): Use specific values instead of general int.
16125 (define_attr guess, define_attr split): Remove. Update all uses.
16126 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16127 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16128 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16129 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16130 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16131 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16132 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16133 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16134 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16135 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16136 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16137 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16138 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16139 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16140 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16141 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16142 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16143 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16144 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16145 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16146 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16147 Update or set attributes.
16148 (stack_tie): New fake instruction.
16150 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16151 (m68k_sched_attr_size): Update declaration.
16152 (m68k_sched_attr_type2): Remove.
16153 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16154 Declare new bypass predicates.
16156 * config/m68k/m68k.c (m68k_sched_issue_rate,
16157 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16159 (TARGET_SCHED_ISSUE_RATE,
16160 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16161 (override_options): Handle scheduling for ColdFire V4 core.
16162 (m68k_expand_prologue): Emit stack_tie.
16163 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16164 'OP_TYPE_FPN'. Update all uses.
16165 (sched_guess_p): Remove.
16166 (sched_address_type): Handle symbolic addresses.
16167 (sched_get_operand): New static function.
16168 (sched_operand_type): Merge into sched_attr_op_type.
16169 (sched_attr_op_type): Handle FP registers, handle quick constants,
16171 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16172 (m68k_sched_attr_size): Update. Move logic to ...
16173 (sched_get_attr_size_int): New static function.
16174 (sched_get_opxy_mem_type): New static function.
16175 (m68k_sched_attr_op_mem): Update.
16176 (m68k_sched_attr_type2): Remove.
16177 (sched_cfv4_bypass_data): New static variable.
16178 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16179 (m68k_sched_issue_rate): Implement scheduler hook.
16180 (struct _sched_ib: enabled_p): New field.
16181 (m68k_sched_variable_issue): Update. Handle V4.
16182 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16183 sched_dump_class_func_t, sched_dump_split_class,
16184 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16185 sched_dump_dfa_class, m68k_sched_dump): Remove.
16186 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16188 (m68k_sched_init_global): Remove statisctics dumping, introduce
16189 sanity check that all instructions have pipeline reservations. Handle
16191 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16192 Handle ColdFire V4 core.
16193 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16194 New static functions.
16195 (m68k_sched_address_bypass_p): New bypass predicate.
16196 (sched_get_indexed_address_scale): New static function.
16197 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16199 * cf.md: Update comments.
16200 (define_attr type2): Remove. Use 'type' attribute instead.
16202 (cf_ib): Rename to cfv123_ib. Update all uses.
16203 (cf_oep): Rename to cfv123_oep. Update all uses.
16204 (cf_chr): Rename to cfv123_chr. Update all uses.
16205 (cf_mem): Rename to cfv123_mem. Update all uses.
16206 (cf_mac): Move to more appropriate place.
16207 (cfv123_guess): New automaton and cpu_unit.
16208 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16209 Update uses of 'size' attribute. Handle before reload scheduling.
16210 (cfv123_guess): New dummy reservation for unhandled instructions.
16211 (cfv4_*): Pipeline description of ColdFire V4 core.
16212 (ignore): New reservation to handle 'ignore' type.
16214 2008-05-07 Ian Lance Taylor <iant@google.com>
16216 PR middle-end/36013
16217 * gimplify.c (find_single_pointer_decl_1): Don't look through
16219 (find_single_pointer_decl): Adjust comments.
16221 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16223 PR middle-end/36137
16224 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16225 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16227 PR middle-end/36106
16228 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16229 integral type rather than floating point, then VIEW_CONVERT_EXPR
16230 to the floating point type.
16232 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16234 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16235 TFmode op0 to register.
16237 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16239 * c-decl.c (grokdeclarator): Comment typo.
16241 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16243 * tree-flow.h: Remove prototype for computed_goto_p.
16244 * tree-cfg.c (computed_goto_p): Make static.
16246 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16249 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16250 (contains_aligned_value_p): This. Handle _Decimal128.
16251 (ix86_function_arg_boundary): Only align _Decimal128 to its
16252 natural boundary and handle it properly.
16254 2008-05-06 Martin Jambor <mjambor@suse.cz>
16256 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16257 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16258 (ipcp_method_set_orig_node): Removed.
16259 (ipcp_cval_get_cvalue_type): Removed.
16260 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16261 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16262 (ipcp_cval_set_cvalue_type): Removed.
16263 (ipcp_cval_get_cvalue): Removed.
16264 (ipcp_cval_set_cvalue): Removed.
16265 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16266 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16267 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16268 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16269 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16270 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16271 (ipcp_get_ith_lattice): Changed parameters.
16272 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16273 (ipcp_lattice_from_jfunc): Changed parameters.
16274 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16275 (ipcp_method_cval_print): Added temporary variable info.
16276 (ipcp_redirect): Removed already unused local variable caller.
16277 (ipcp_redirect): New temporary variable orig_callee_info
16278 (ipcp_redirect): Removed newly unused local variable callee.
16279 (ipcp_redirect): Removed (a bit confusing) local variable type.
16280 (ipcp_insert_stage): Added local variable info.
16281 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16283 (ipcp_formal_create): Removed.
16284 (ipcp_method_cval_set): Removed.
16285 (ipcp_propagate_stage): Renamed lattice variables.
16286 (ipcp_method_cval_set_cvalue_type): Removed.
16287 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16288 (ipcp_print_all_lattices): Changed printed strings to refer to
16289 lattices rather than cvals.
16290 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16291 (ipcp_propagate_const): Changed formal parameters.
16292 (build_const_val): Changed formal parameters.
16293 (ipcp_insert_stage): Removed useless variable cvalue
16294 (build_const_val): Changed formal parameters.
16295 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16296 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16297 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16298 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16299 (ipcp_print_func_profile_counts): Changed string from "method" to
16301 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16302 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16303 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16304 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16305 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16306 (ipcp_lat_is_const): Changed parameters and made inline.
16307 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16308 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16309 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16310 the predicate condition directly
16311 (ipcp_propagate_stage): Added local variable args. Removed local
16312 variable callee. (Both are mere code simplifications.)
16313 (ipcp_method_dont_insert_const): Renamed to
16314 ipcp_node_not_modifiable_p.
16315 (ipcp_node_not_modifiable_p): Made inline.
16316 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16317 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16318 (ipcp_print_all_lattices): Removed variable cvalue
16319 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16322 2008-05-06 Olivier Hainque <hainque@adacore.com>
16324 * tree-sra.c (try_instantiate_multiple_fields): Early return
16325 if field has POINTER_TYPE.
16327 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16329 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16330 by using 'q' specifier for instruction.
16331 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16333 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16335 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16336 Change mode of zero_extract from QImode to HImode.
16337 (sign bit tests peepholes): (Ditto.).
16339 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16341 * config/i386/mmx.md: Remove double backslashes from asm templates.
16342 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16343 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16344 to handle nonimmediate operands.
16345 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16346 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16347 to handle nonimmediate operands.
16348 (*mmx_<code>v2sf3_finite): New insn pattern.
16349 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16350 (mmx_<code>v2sf3): New expander. Use
16351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16352 (mmx_<plusminus_insn><mode>3): New expander. Use
16353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16354 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16355 (mmx_add<mode>3): Removed.
16356 (mmx_ssadd<mode>3): Ditto.
16357 (mmx_usadd<mode>3): Ditto.
16358 (mmx_sub<mode>3): Ditto.
16359 (mmx_sssub<mode>3): Ditto.
16360 (mmx_ussub<mode>3): Ditto.
16361 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16362 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16363 to handle nonimmediate operands.
16364 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16366 (mmx_smulv4hi3_highpart): New expander. Use
16367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16368 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16370 (mmx_umulv4hi3_highpart): New expander. Use
16371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16372 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16373 (mmx_<code>v4hi3): New expander. Use
16374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16375 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16376 (mmx_<code>v8qi3): New expander. Use
16377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16378 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16379 (mmx_<code><mode>3): New expander. Use
16380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16382 2008-05-05 Jan Hubicka <jh@suse.cz>
16384 PR tree-optimization/36118
16385 * passes.c (pass_init_dump_file): Fix dump header.
16387 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16389 PR middle-end/36141
16390 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16391 VCE for function decls.
16393 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16395 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16397 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16399 * config/i386/i386.md (sat_plusminus): New.
16400 (plusminus_insn): Likewise.
16401 (plusminus_mnemonic): Likewise.
16403 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16404 (*<addsub><mode>3_cc_overflow): Renamed to ...
16405 (*<plusminus_insn><mode>3_cc_overflow): This.
16406 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16407 (*<plusminus_insn>si3_zext_cc_overflow): This.
16409 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16410 (<plusminus_insn><mode>3): This.
16411 (*<addsub><mode>3): Renamed to ...
16412 (*<plusminus_insn><mode>3): This.
16413 (<sse>_vm<addsub><mode>3): Renamed to ...
16414 (<sse>_vm<plusminus_insn><mode>3): This.
16415 (sse3_h<addsub>v4sf3): Renamed to ...
16416 (sse3_h<plusminus_insn>v4sf3): This.
16417 (sse3_h<addsub>v2df3): Renamed to ...
16418 (sse3_h<plusminus_insn>v2df3): This.
16419 (<plusminus_insn><mode>3): New.
16420 (*<plusminus_insn><mode>3): Likewise.
16421 (sse2_<plusminus_insn><mode>3): Likewise.
16422 (add<mode>): Removed.
16423 (*add<mode>3): Likewise.
16424 (sse2_ssadd<mode>3): Likewise.
16425 (sse2_usadd<mode>3): Likewise.
16426 (sub<mode>3): Likewise.
16427 (*sub<mode>3): Likewise.
16428 (sse2_sssub<mode>3): Likewise.
16429 (sse2_ussub<mode>3): Likewise.
16431 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16433 * gthr-single.h: Add in required interface elements as per gthr.h.
16434 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16435 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16436 Generalize UNUSED macro.
16437 (__gthread_once): Add.
16438 (__gthread_key_create): Add.
16439 (__gthread_key_delete): Add.
16440 (__gthread_getspecific): Add.
16441 (__gthread_setspecific): Add.
16443 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16446 the same size types for the indirect reference on the rhs, then
16449 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16451 * config/i386/i386.md
16452 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16453 one insn template instead of template series.
16454 (*xordi_1_rex64): Ditto.
16455 (*xordi_2_rex64): Ditto.
16457 2008-05-05 Ira Rosen <irar@il.ibm.com>
16459 PR tree-optimization/36119
16460 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16463 2008-06-04 Jan Hubicka <jh@suse.cz>
16465 tree-optimization/36100
16466 * tree-pass.h (pass_O0_always_inline): Declare.
16467 * ipa-inline.c (inline_transform): Remove dead code.
16468 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16469 pass_O0_always_inline): New.
16470 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16472 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16474 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16475 mnemonic in this_param move for TARGET_64BIT.
16477 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16479 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16480 (*strmovsi_rex_1): Ditto.
16481 (*strsetsi_1): Ditto.
16482 (*strsetsi_rex_1): Ditto.
16484 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16485 adddicc expanders using SWI mode iterator.
16487 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16490 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16493 2008-05-04 David S. Miller <davem@davemloft.net>
16495 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16496 (sparc*-*-linux*): Use linux.h in tm_file.
16497 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16498 compiler defaulting to 32-bit.
16499 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16501 * config/sparc/linux.h: Remove definitions now obtained
16502 properly from linux.h
16503 * config/sparc/linux64.h: Likewise.
16504 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16505 don't want this setting for 32-bit builds in a biarch compiler.
16506 * doc/install.texi: Add sparc-linux to list of targets
16507 supporting --enable-targets=all.
16509 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16511 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16513 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16515 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16516 after V4SI_FTYPE_V8HI.
16517 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16518 case V4SI_FTYPE_V2DF.
16520 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16522 * doc/invoke.texi (max-flow-memory-locations): Removed.
16523 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16525 2008-05-03 Richard Guenther <rguenther@suse.de>
16527 PR middle-end/34973
16528 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16530 2008-05-02 David S. Miller <davem@davemloft.net>
16532 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16534 2008-05-02 Simon Baldwin <simonb@google.com>
16537 * c-common.h (warn_array_subscript_range): Removed.
16538 * c-common.c (warn_array_subscript_range): Ditto.
16539 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16540 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16542 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16544 * config/i386/i386.c (ix86_special_builtin_type): New.
16545 (bdesc_special_args): Likewise.
16546 (ix86_expand_special_args_builtin): Likewise.
16547 (ix86_init_mmx_sse_builtins): Updated.
16548 (ix86_expand_builtin): Updated.
16549 (ix86_expand_store_builtin): Removed.
16550 (ix86_expand_unop_builtin): Likewise.
16552 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16553 * config/i386/mmintrin.h (__v2sf): Here.
16555 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16557 (_mm_loadl_pi): Likewise.
16558 (_mm_storeh_pi): Replace __v2si with __v2sf.
16559 (_mm_storel_pi): Likewise.
16561 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16562 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16563 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16564 __builtin_ia32_loadlpd.
16566 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16568 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16569 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16570 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16571 (ix86_init_mmx_sse_builtins): Updated.
16572 (ix86_expand_args_builtin): Likewise.
16573 (ix86_expand_builtin): Likewise.
16574 (ix86_expand_unop1_builtin): Renamed to ...
16575 (ix86_expand_unop_vec_merge_builtin): This.
16577 2008-05-01 Jan Hubicka <jh@suse.cz>
16580 * ipa-inline.c (inline_generate_summary): Make static.
16581 (inline_transform): Do not call inlining at -O0; make static.
16582 * passes.c (execute_todo): Add sanity check.
16583 (execute_one_ipa_transform_pass): Execute proper flags.
16585 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16587 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16588 (DECL_NONADDRESSABLE_P): Likewise.
16589 * alias.c (record_component_aliases): Fix comment.
16591 2008-05-01 Simon Baldwin <simonb@google.com>
16593 * c-common.h (warn_array_subscript_range): New function.
16594 * c-common.c (warn_array_subscript_range): Ditto.
16595 * tree-vrp.c (check_array_ref): Corrected code to agree with
16596 comment, ignoring only arrays of size 0 or size 1.
16597 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16599 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16601 * config/i386/i386.c (ix86_builtin_type): Replace
16602 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16603 (bdesc_args): Updated.
16604 (ix86_init_mmx_sse_builtins): Likewise.
16605 (ix86_expand_args_builtin): Likewise.
16607 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16610 * doc/extend.texi: Correct __builtin_ia32_palignr.
16612 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16615 * config/i386/i386.c (bdesc_crc32): Removed.
16616 (ix86_expand_crc32): Likewise.
16617 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16618 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16619 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16620 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16621 UINT_FTYPE_UINT_UCHAR.
16622 (bdesc_args): Updated. Add crc32 builtins.
16623 (ix86_init_mmx_sse_builtins): Updated.
16624 (ix86_expand_args_builtin): Updated to support subreg.
16626 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16628 2008-05-01 Jan Hubicka <jh@suse.cz>
16630 * tree-pass.h (opt_pass): Add IPA_PASS.
16631 (varpool_node, cgraph_node): Forward declare.
16632 (ipa_opt_pass): Define.
16633 (pass_ipa_inline): Turn into ipa_opt_pass.
16634 (pass_apply_inline): Remove.
16635 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16636 (apply_inline): Turn into ....
16637 (inline_transform): ... this one.
16638 (inline_generate_summary): New function.
16639 (pass_apply_inline): Remove.
16640 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16642 (struct function): Add ipa_transforms_to_apply.
16643 * passes.c (register_one_dump_file): Work on IPA_PASS.
16644 (init_optimization_passes): Remove pass_inline_parameters and
16646 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16647 (execute_one_pass) ... here; apply transforms when possible.
16648 (add_ipa_transform_pass, execute_ipa_summary_asses,
16649 execute_one_ipa_transform_pass): New.
16650 (execute_ipa_pass_list): Update for IPA_PASS type.
16652 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16654 * config/i386/i386.c (ix86_builtin_type): Add
16655 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16656 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16657 (bdesc_args): Add SSE4a builtins.
16658 (ix86_init_mmx_sse_builtins): Updated.
16659 (ix86_expand_args_builtin): Likewise.
16660 (ix86_expand_builtin): Likewise.
16662 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16664 * config/i386/i386.c (ix86_builtin_type): Add
16665 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16666 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16667 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16668 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16669 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16670 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16671 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16672 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16673 and DI_FTYPE_DI_DI_INT.
16674 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16675 (ix86_init_mmx_sse_builtins): Updated.
16676 (ix86_expand_args_builtin): Likewise.
16677 (ix86_expand_builtin): Likewise.
16678 (ix86_expand_binop_imm_builtin): Removed.
16680 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16682 2008-04-30 Richard Guenther <rguenther@suse.de>
16684 PR tree-optimization/32921
16685 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16687 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16689 * config/arm/arm.c (arm_unwind_emit): Use
16690 crtl->all_throwers_are_sibcalls instead of
16691 cfun->all_throwers_are_sibcalls.
16692 (arm_output_fn_unwind): Likewise.
16693 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16694 instead of cfun->uses_pic_offset_table.
16695 (frv_expand_prologue): Likewise.
16696 (frv_frame_pointer_required): Likewise.
16697 (frv_expand_fdpic_call): Likewise.
16698 (frv_emit_movsi): Likewise.
16699 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16700 cfun->returns_pcc_struct instead of
16701 current_function_returns_pcc_struct.
16702 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16703 instead of cfun->calls_eh_return.
16704 (m32c_pushm_popm): Likewise.
16705 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16706 "extern" declaration.
16708 2008-04-30 Richard Guenther <rguenther@suse.de>
16710 PR tree-optimization/21636
16711 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16713 (evaluate_stmt): Print the likely value.
16714 (ccp_visit_stmt): Avoid excessive vertical spacing.
16716 2008-04-30 Rafael EspÃndola <espindola@google.com>
16718 * builtins.c (fold_call_expr): Return realret.
16719 * tree-ssa-threadedge.c
16720 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16721 __builtin_object_size.
16723 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16725 * gcc.c (wrapper_string): New variable.
16726 (insert_wrapper): New function.
16727 (execute): New option -wrapper.
16728 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16730 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16732 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16733 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16734 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16736 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16737 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16738 config/rs6000/e500crtres64gprctr.asm,
16739 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16740 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16741 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16742 config/rs6000/e500crtsav64gprctr.asm,
16743 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16744 config/rs6000/e500crtsavg64gprctr.asm: New files.
16745 * config/rs6000/t-ppccomm: Add build rules for new files.
16746 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16747 * config/rs6000/t-netbsd: Add build rules for new files.
16748 (LIB2FUNCS_STATIC_EXTRA): New variable.
16749 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16750 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16751 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16753 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16755 * config/i386/i386.c (ix86_builtin_type): Add
16756 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16757 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16758 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16759 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16760 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16761 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16762 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16763 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16764 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16765 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16766 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16767 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16768 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16769 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16770 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16771 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16772 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16773 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16774 V1DI_FTYPE_V2SI_V2SI.
16775 (bdesc_2arg): Moved to ...
16776 (bdesc_args): Here.
16777 (ix86_init_mmx_sse_builtins): Updated.
16778 (ix86_expand_args_builtin): Updated. Take a pointer
16779 to const struct builtin_description. Handle comparison
16781 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16782 (ix86_expand_builtin): Updated.
16784 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16785 (ssse3_pmaddubsw128): This.
16786 (ssse3_pmaddubswv4hi3): Renamed to ...
16787 (ssse3_pmaddubsw): This.
16789 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16790 (__builtin_ia32_packssdw128): Likewise.
16791 (__builtin_ia32_packuswb128): Likewise.
16792 (__builtin_ia32_pmaddubsw): Likewise.
16793 (__builtin_ia32_pmaddubsw128): Likewise.
16795 2008-04-30 Richard Guenther <rguenther@suse.de>
16797 PR tree-optimization/14847
16798 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16799 (recognize_bits_test): Use it.
16800 (recognize_single_bit_test): Likewise.
16802 2008-04-30 Martin Jambor <mjambor@suse.cz>
16804 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16805 instead of setting number of formal parameters to zero.
16806 (ipcp_init_stage): Do not set the number of actual parameters to zero
16808 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16809 which are called with variable number of arguments.
16810 (ipcp_insert_stage): Explicitely skipping all nodes which are
16811 called with variable number of arguments.
16812 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16813 number of parameters.
16815 * ipa-prop.h (struct ipa_node_params): Added flag
16816 called_with_var_arguments
16817 (ipa_set_param_count): Added. Changed sole setter to use it.
16818 (ipa_get_param_count): Added. All readers of param_count
16819 converted to use it instead.
16820 (ipa_set_called_with_variable_arg): Added.
16821 (ipa_is_called_with_var_arguments): Added.
16822 (ipa_get_ith_param): Added. All readers of param_decls converted
16824 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16826 (ipa_get_cs_argument_count): Added, all readers of argument_count
16828 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16831 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16832 (struct ipcp_lattice): Renamed cval_type to type
16833 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16835 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16836 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16837 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16838 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16839 (build_const_val): Changed the type of parameter cvalue to tree
16840 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16841 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16843 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16846 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16847 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16848 (ipa_add_method): Renamed to ipa_push_func_to_list
16849 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16850 (ipa_callsite_param_count): Removed.
16851 (ipa_callsite_param_count_set): Removed.
16852 (ipa_callsite_param): Removed.
16853 (ipa_callsite_callee): Removed.
16854 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16855 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16856 (ipa_method_formal_count): Removed.
16857 (ipa_method_formal_count_set): Removed.
16858 (ipa_method_get_tree): Removed.
16859 (ipa_method_tree_map_create): Removed.
16860 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16861 (ipa_create_param_decls_array): Creates the array itself
16862 (ipa_create_param_decls_array): Temporary variable info instead of
16863 a few dereferences.
16864 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16865 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16866 (get_type): Removed.
16867 (ipa_jf_get_info_type): Removed.
16868 (ipa_node_create): Renamed to ipa_create_node_params
16869 (ipa_free): Renamed to ipa_free_all_node_params
16870 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16871 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16872 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16873 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16874 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16875 ipa_free_all_edge_args
16876 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16877 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16878 (ipa_create_methodlist_node): Removed.
16879 (ipa_methodlist_method): Removed.
16880 (ipa_methodlist_method_set): Removed.
16881 (ipa_methodlist_next_method): Removed.
16882 (ipa_methodlist_next_method_set): Removed.
16883 (ipa_method_is_modified): Removed.
16884 (ipa_method_modify_create): Removed.
16885 (ipa_method_modify_init): Temporary variable info instead of a few
16887 (ipa_detect_param_modifications): Temporary variable info instead of
16888 a few dereferences.
16889 (ipa_compute_jump_functions): Temporary variable info instead of
16890 a few dereferences.
16891 (ipa_method_modify_set): Removed.
16892 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16893 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16894 than craph_node as the first parameter.
16895 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16896 (ipa_method_modify_init): Removed.
16897 (ipa_compute_jump_functions): Added a temp variable instead of
16898 repeatadly dereferencing the cgraph_edge.aux pointer
16899 (ipa_callsite_param_set_type): Removed.
16900 (ipa_compute_jump_functions): i renamed to index and moved to
16902 (ipa_callsite_param_set_info_type_formal): Removed.
16903 (ipa_callsite_param_set_info_type): Removed.
16904 (ipa_callsite_param_map_create): Removed.
16905 (ipa_callsite_tree): Removed.
16906 (ipa_callsite_caller): Removed.
16907 (ipa_pop_func_from_list): return_method removed to return_func
16909 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
16910 prefixed all values with IPA_. Changed all users.
16911 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
16912 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
16913 and FORMAL_IPATYPE IPA_PASS_THROUGH.
16914 (union parameter_info): Renamed to jump_func_value.
16915 (union jump_func_value): Renamed value to constant
16916 (struct ipa_jump_func): Renamed info_type to value
16917 (struct ipa_node): Renamed to ipa_node_params
16918 (struct ipa_node_params): Renamed ipa_arg_num to param_count
16919 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
16920 (struct ipa_node_params): Renamed ipa_mod to modified_flags
16921 (struct ipa_edge): Renamed to ipa_edge_args
16922 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
16923 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
16924 (struct ipa_methodlist): Renamed to ipa_func_list
16925 (struct ipa_func_list): method_p renamed to node, next_method
16927 (ipa_methodlist_p): Removed, switched all users to struct pointer
16928 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
16930 2008-04-30 Alan Modra <amodra@bigpond.net.au>
16932 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
16933 (rs6000_emit_epilogue): Use backchain to restore only when we
16934 have a large frame. Make use of frame pointer to restore if we
16935 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
16937 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
16939 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16940 Add mode to zero_extract.
16941 (sign bit tests peepholes): (Ditto.).
16943 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16945 * config/i386/i386.c (ix86_builtins): Replace Prescott New
16946 Instructions in comments with SSE3.
16947 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
16948 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
16949 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
16950 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
16951 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
16952 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
16953 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
16954 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
16955 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
16956 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
16957 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
16958 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
16959 (bdesc_sse_args): Renamed to ...
16960 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
16961 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
16962 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
16963 IX86_BUILTIN_FABSQ.
16964 (bdesc_1arg): Moved to ...
16965 (bdesc_args): Here.
16966 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
16967 Instructions in comments with SSE3.
16968 (ix86_expand_sse_operands_builtin): Renamed to ...
16969 (ix86_expand_args_builtin): This. Updated.
16970 (ix86_expand_unop1_builtin): Update comments.
16971 (ix86_expand_builtin): Updated.
16973 2008-04-29 Richard Guenther <rguenther@suse.de>
16975 PR tree-optimization/36078
16976 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
16977 Update virtual SSA form after cleaning up the CFG.
16979 2008-04-29 Richard Guenther <rguenther@suse.de>
16981 PR middle-end/15255
16982 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
16984 2008-04-29 Richard Guenther <rguenther@suse.de>
16986 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
16987 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16988 (compute_flow_insensitive_aliasing): Do not treat
16989 PTR_IS_REF_ALL pointers special.
16990 (get_smt_for): Likewise.
16991 (may_alias_p): Re-structure.
16992 (is_escape_site): A ref-all pointer conversion is not an escape site.
16993 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16994 PTR_IS_REF_ALL pointers special.
16995 * tree-ssa-structalias.h (struct alias_info): Remove
16996 ref_all_symbol_mem_tag field.
16997 (PTR_IS_REF_ALL): Remove.
16999 2008-04-29 Richard Guenther <rguenther@suse.de>
17001 PR middle-end/36077
17002 * fold-const.c (extract_muldiv_1): In combining division constants
17003 make sure to never overflow.
17005 2008-04-29 Nick Clifton <nickc@redhat.com>
17007 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17009 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17012 * optc-gen.awk: Work around HP-UX/IA awk bug.
17014 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17016 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17019 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17022 * config/i386/i386.md
17023 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17024 Change operand 1 predicate to nonimmediate_operand.
17026 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17029 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17031 * gengtype.c (walk_type, write_func_for_structure): Handle
17033 * doc/gty.texi: Document chain_circular.
17035 2008-04-28 Richard Guenther <rguenther@suse.de>
17037 PR tree-optimization/36066
17038 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17041 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17044 * config/i386/i386.md
17045 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17046 Use match_scratch instead of match_operand for operands 3 and 4.
17048 2008-04-27 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/18754
17051 PR tree-optimization/34223
17052 * tree-pass.h (pass_complete_unrolli): Declare.
17053 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17054 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17055 Rewrite loop into loop closed SSA form if it is not already.
17056 (tree_unroll_loops_completely): Re-structure to iterate over
17057 innermost loops with intermediate CFG cleanups.
17058 Unroll outermost loops only if requested or the code does not grow
17060 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17061 loops are available.
17062 (tree_vectorize): Instead do so here.
17063 (tree_complete_unroll): Also unroll outermost loops.
17064 (tree_complete_unroll_inner): New function.
17065 (gate_tree_complete_unroll_inner): Likewise.
17066 (pass_complete_unrolli): New pass.
17067 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17068 uses outside of the loop.
17069 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17070 form if it is available.
17071 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17072 * passes.c (init_optimization_passes): Schedule complete inner
17073 loop unrolling pass before the first CCP pass after final inlining.
17075 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17077 * targhooks.h (default_emutls_var_fields,
17078 default_emutls_var_init): Declare.
17079 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17080 * target.h (struct gcc_target): Add struct emutls member.
17081 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17082 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17083 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17084 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17085 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17086 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17087 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17088 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17089 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17090 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17091 emit debug information.
17092 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17093 * varasm.c: Include targhooks.h.
17094 (emutls_object_section, emutls_tmpl_section): New.
17095 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17096 (EMUTLS_SEPARATOR): New.
17097 (prefix_name): New.
17098 (get_emutls_object_name): New.
17099 (default_emutls_var_fields): New, broken out of ...
17100 (get_emutls_object_type): ... here. Adjust to use target hooks.
17101 (get_emutls_init_templ_addr): Adjust to use target hooks.
17102 (emutls_decl): Adjust to use target hooks.
17103 (emutls_finish): Likewise.
17104 (default_emutls_var_init): New, broken out of ...
17105 (assemble_variable): ... here. Adjust to use target hooks.
17106 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17107 SECCAT_EMUTLS_TMPL.
17108 * c-common.c (handle_section_attribute): Prevent overriding
17109 sections for emulated tls with special sections.
17110 * config/i386/i386.c (x86_64_elf_select_section): Add
17111 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17112 (x86_64_elf_unique_section): Likewise.
17113 * config/vxworks.c: Include tree.h.
17114 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17115 (vxworks_override_options): Set TLS scheme.
17116 * doc/tm.texi (Emulated TLS): New node.
17118 2008-04-26 Simon Baldwin <simonb@google.com>
17121 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17122 with propagated string constants.
17124 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17126 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17127 constraint for operand 2 when operand 0 is memory operand.
17128 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17129 operand 0 is memory operand.
17130 (fix_trunc<mode>_i387_with_temp): Ditto.
17131 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17132 operand 2 when operand 1 is memory operand.
17133 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17134 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17135 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17136 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17137 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17138 operands 2,3 and 4 when operand 1 is memory operand.
17139 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17141 (fistdi2_floor_with_temp): Ditto.
17142 (fist<mode>2_floor_with_temp): Ditto.
17143 (fistdi2_ceil_with_temp): Ditto.
17144 (fist<mode>2_ceil_with_temp): Ditto.
17145 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17147 2008-04-26 David Daney <ddaney@avtrex.com>
17149 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17151 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17152 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17153 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17154 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17155 (compare_and_swap_12): New insn.
17156 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17157 * config/mips/mips.c (mips_force_binary): New function.
17158 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17159 (mips_expand_compare_and_swap_12): New function.
17160 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17162 2008-04-25 Jan Hubicka <jh@suse.cz>
17165 * cfgexpand.c (pass_expand): Turn into RTL pass.
17166 * passes.c (execute_one_pass): Do pass typechecking after execution.
17167 * tree-pass.h (pass_expand): Turn into RTL pass.
17169 * function.h (struct rtl_data): Move here fields
17170 accesses_prior_frames, calls_eh_return, saves_all_registers,
17171 has_nonlocal_goto, has_asm_statement, is_thunk,
17172 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17173 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17174 arg_pointer_save_area_init from struct function; turn into bool.
17175 (struct function): Move
17176 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17177 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17178 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17179 tail_call_emit, arg_pointer_save_area_init
17180 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17181 (current_function_returns_struct, current_function_returns_pcc_struct,
17182 current_function_calls_setjmp, current_function_calls_alloca,
17183 current_function_accesses_prior_frames,
17184 current_function_calls_eh_return, current_function_is_thunk,
17185 current_function_stdarg, current_function_profile,
17186 current_function_limit_stack, current_function_uses_pic_offset_table,
17187 current_function_uses_const_pool, current_function_has_nonlocal_label,
17188 current_function_saves_all_registers,
17189 current_function_has_nonlocal_goto,
17190 current_function_has_asm_statement): Remove accesor macros.
17191 * ra-conflict.c (global_conflicts): Update.
17192 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17193 (suitable_for_tail_call_opt_p): Update.
17194 * builtins.c (expand_builtin_return_addr): Update.
17195 (expand_builtin_setjmp_setup): Update.
17196 (expand_builtin_nonlocal_goto): Update.
17197 * final.c (final_start_function): Update.
17198 (profile_function): Update.
17199 (leaf_function_p): Update.
17200 (only_leaf_regs_used): Update.
17201 * df-scan.c (df_get_exit_block_use_set): Update.
17202 * dojump.c (clear_pending_stack_adjust): Update.
17203 * tree-stdarg.c (gate_optimize_stdarg): Update.
17204 * gimple-low.c (lower_function_body): Update.
17205 * global.c (compute_regsets): Update.
17206 (global_alloc): Update.
17207 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17208 * expr.c (expand_assignment): Update.
17209 * dse.c (dse_step0): Update.
17210 (dse_step1): Update.
17211 * c-decl.c (store_parm_decls): Update.
17212 * local-alloc.c (combine_regs): Update.
17213 (find_free_reg): Update.
17214 * function.c (assign_parms_augmented_arg_list): Update.
17215 (assign_parm_find_data_types): Update.
17216 (assign_parms): Update.
17217 (allocate_struct_function): Update.
17218 (expand_function_start): Update.
17219 (expand_function_end): Update.
17220 (get_arg_pointer_save_area): Update.
17221 (thread_prologue_and_epilogue_insns): Update.
17222 (rest_of_match_asm_constraints): Update.
17223 * stor-layout.c (variable_size): Update.
17224 * gcse.c (gcse_main): Update.
17225 (bypass_jumps): Update.
17226 * gimplify.c (gimplify_function_tree): Update.
17227 * calls.c (emit_call_1): Update.
17228 (expand_call): Update.
17229 * bt-load.c (compute_defs_uses_and_gen): Update.
17230 * except.c (sjlj_assign_call_site_values): Update.
17231 (sjlj_emit_function_enter): Update.
17232 (can_throw_external): Update.
17233 (set_nothrow_function_flags): Update.
17234 (expand_builtin_unwind_init): Update.
17235 (expand_eh_return): Update.
17236 (convert_to_eh_region_ranges): Update.
17237 (output_function_exception_table): Update.
17238 * emit-rtl.c (gen_tmp_stack_mem): Update.
17239 * cfgexpand.c (expand_used_vars): Update.
17240 (tree_expand_cfg): Update.
17241 * cfgcleanup.c (rest_of_handle_jump): Update.
17242 * explow.c (allocate_dynamic_stack_space): Update.
17243 * varasm.c (assemble_start_function): Update.
17244 (force_const_mem): Update.
17245 (mark_constant_pool): Update.
17246 * tree-optimize.c (tree_rest_of_compilation): Update.
17247 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17248 * tree-cfg.c (notice_special_calls): Update.
17249 (is_ctrl_altering_stmt): Update.
17250 (tree_can_make_abnormal_goto): Update.
17251 (tree_purge_dead_abnormal_call_edges): Update.
17252 * config/alpha/predicates.md: Update.
17253 * config/alpha/alpha.c (alpha_sa_mask): Update.
17254 (alpha_sa_size): Update.
17255 (alpha_does_function_need_gp): Update.
17256 (alpha_expand_prologue): Update.
17257 (alpha_start_function): Update.
17258 (alpha_output_function_end_prologue): Update.
17259 (alpha_expand_epilogue): Update.
17260 * config/frv/frv.c (frv_stack_info): Update.
17261 (frv_expand_epilogue): Update.
17262 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17263 (s390_register_info): Update.
17264 (s390_frame_info): Update.
17265 (s390_init_frame_layout): Update.
17266 (s390_can_eliminate): Update.
17267 (save_gprs): Update.
17268 * config/spu/spu.c (spu_split_immediate): Update.
17269 (need_to_save_reg): Update.
17270 (spu_expand_prologue): Update.
17271 (spu_expand_epilogue): Update.
17272 * config/sparc/sparc.md: Update.
17273 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17274 (sparc_tls_got): Update.
17275 (legitimize_pic_address): Update.
17276 (sparc_emit_call_insn): Update.
17277 (sparc_expand_prologue): Update.
17278 (output_return): Update.
17279 (print_operand): Update.
17280 (sparc_function_ok_for_sibcall): Update.
17281 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17282 * config/m32r/m32r.md: Update.
17283 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17284 (m32r_compute_frame_size): Update.
17285 (m32r_expand_prologue): Update.
17286 (m32r_expand_epilogue): Update.
17287 (m32r_legitimize_pic_address): Update.
17288 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17289 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17290 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17291 (gen_push): Update.
17292 (ix86_save_reg): Update.
17293 (ix86_compute_frame_layout): Update.
17294 (ix86_expand_prologue): Update.
17295 (ix86_expand_epilogue): Update.
17296 * config/sh/sh.c (output_stack_adjust): Update.
17297 (calc_live_regs): Update.
17298 (sh5_schedule_saves): Update.
17299 (sh_expand_prologue): Update.
17300 (sh_expand_epilogue): Update.
17301 (sh_setup_incoming_varargs): Update.
17302 (sh_allocate_initial_value): Update.
17303 (sh_get_pr_initial_val): Update.
17304 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17305 * config/sh/sh.md (label:): Update.
17306 * config/avr/avr.c (out_movhi_mr_r): Update.
17307 * config/crx/crx.h (enum): Update.
17308 * config/xtensa/xtensa.h (along): Update.
17309 * config/stormy16/stormy16.c Update.
17310 (xstormy16_compute_stack_layout): Update.
17311 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17312 (fr30_expand_prologue): Update.
17313 * config/cris/cris.c (cris_conditional_register_usage): Update.
17314 (cris_reg_saved_in_regsave_area): Update.
17315 (cris_initial_frame_pointer_offset): Update.
17316 (cris_simple_epilogue): Update.
17317 (cris_expand_prologue): Update.
17318 (cris_expand_epilogue): Update.
17319 (cris_expand_pic_call_address): Update.
17320 (cris_asm_output_symbol_ref): Update.
17321 (cris_asm_output_label_ref): Update.
17322 * config/cris/cris.md Update.
17323 * config/iq2000/iq2000.c (compute_frame_size): Update.
17324 (iq2000_expand_epilogue): Update.
17325 * config/mt/mt.h (save_direction): Update.
17326 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17327 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17328 (ia64_secondary_reload_class): Update.
17329 * config/m68k/m68k.c (m68k_save_reg): Update.
17330 (m68k_expand_prologue): Update.
17331 (m68k_expand_epilogue): Update.
17332 (legitimize_pic_address): Update.
17333 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17334 (first_reg_to_save): Update.
17335 (first_altivec_reg_to_save): Update.
17336 (compute_vrsave_mask): Update.
17337 (compute_save_world_info): Update.
17338 (rs6000_stack_info): Update.
17339 (spe_func_has_64bit_regs_p): Update.
17340 (rs6000_ra_ever_killed): Update.
17341 (rs6000_emit_eh_reg_restore): Update.
17342 (rs6000_emit_allocate_stack): Update.
17343 (rs6000_emit_prologue): Update.
17344 (rs6000_emit_epilogue): Update.
17345 (rs6000_output_function_epilogue): Update.
17346 (output_profile_hook): Update.
17347 (rs6000_elf_declare_function_name): Update.
17348 * config/rs6000/rs6000.h (rs6000_args): Update.
17349 * config/rs6000/rs6000.md: Update.
17350 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17351 * config/arc/arc.c (arc_output_function_epilogue): Update.
17352 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17353 * config/darwin.c (machopic_function_base_name): Update.
17354 * config/score/score3.c (score3_compute_frame_size): Update.
17357 (score3_epilogue): Update.
17358 * config/score/score7.c (score7_compute_frame_size): Update.
17359 (score7_prologue): Update.
17360 (score7_epilogue): Update.
17361 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17362 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17363 * config/arm/arm.c (use_return_insn): Update.
17364 (require_pic_register): Update.
17365 (arm_load_pic_register): Update.
17366 (arm_compute_save_reg0_reg12_mask): Update.
17367 (arm_compute_save_reg_mask): Update.
17368 (thumb1_compute_save_reg_mask): Update.
17369 (output_return_instruction): Update.
17370 (arm_output_function_prologue): Update.
17371 (arm_output_epilogue): Update.
17372 (arm_get_frame_offsets): Update.
17373 (arm_expand_prologue): Update.
17374 (thumb_pushpop): Update.
17375 (thumb_exit): Update.
17376 (thumb1_expand_prologue): Update.
17377 (thumb1_expand_epilogue): Update.
17378 (arm_unwind_emit): Update.
17379 (arm_output_fn_unwind): Update.
17380 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17381 * config/arm/arm.md: Update.
17382 * config/pa/pa.md: Update.
17383 * config/pa/pa.c (legitimize_pic_address): Update.
17384 (compute_frame_size): Update.
17385 (hppa_expand_prologue): Update.
17386 (hppa_expand_epilogue): Update.
17387 (borx_reg_operand): Update.
17388 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17389 (HARD_REGNO_RENAME_OK): Update.
17390 * config/mips/mips.c (mips_global_pointer): Update.
17391 (mips_save_reg_p): Update.
17392 (mips_compute_frame_info): Update.
17393 (mips_frame_pointer_required): Update.
17394 (mips_expand_prologue): Update.
17395 (mips_expand_epilogue): Update.
17396 (mips_can_use_return_insn): Update.
17397 (mips_reorg_process_insns): Update.
17398 * config/v850/v850.c (compute_register_save_size): Update.
17399 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17400 * config/mmix/mmix.c (along): Update.
17401 (mmix_expand_epilogue): Update.
17402 * config/bfin/bfin.c (legitimize_pic_address): Update.
17403 (must_save_p): Update.
17404 (stack_frame_needed_p): Update.
17405 (add_to_reg): Update.
17406 (bfin_expand_prologue): Update.
17407 * stmt.c (expand_asm_operands): Update.
17408 * reload1.c (reload): Update.
17409 (init_elim_table): Update.
17411 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17413 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17415 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17417 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17418 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17419 (mov<mode>): Removed.
17420 (*movv4sf_internal): Likewise.
17421 (*movv2df_internal): Likewise.
17423 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17425 * config.gcc (crx-*-elf): Remove deprecation.
17427 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17429 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17430 __gcc_deregister_frame with atexit.
17431 (deregister_frame_dtor): Remove.
17433 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17434 Nathan Sidwell <nathan@codesourcery.com>
17436 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17438 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17439 (rs6000_isel): Likewise.
17440 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17441 (rs6000_isel): New variable.
17442 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17444 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17447 * c-common.c (handle_vector_size_attribute): Call
17448 lang_hooks.types.reconstruct_complex_type instead of
17449 reconstruct_complex_type.
17450 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17451 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17452 * langhooks.h (struct lang_hooks_for_types): Add
17453 reconstruct_complex_type hook.
17454 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17455 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17457 2008-04-24 Richard Guenther <rguenther@suse.de>
17459 * c-common.h (check_builtin_function_arguments): Declare.
17460 * c-common.c (validate_nargs): New function.
17461 (check_builtin_function_arguments): Likewise.
17462 * c-typeck.c (build_function_call): Call
17463 check_builtin_function_arguments.
17464 * builtins.c (fold_builtin_classify): Remove error reporting code.
17465 (fold_builtin_unordered_cmp): Likewise.
17466 (fold_builtin_1): Likewise.
17467 (fold_builtin_n): Likewise.
17469 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17471 PR tree-optimization/36008
17472 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17473 the original op1, rather than delta by step.
17475 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17476 Sebastian Pop <sebastian.pop@amd.com>
17478 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17479 eliminate_local_variables_stmt, eliminate_local_variables,
17480 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17481 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17482 of code delimited by two edges in the CFG.
17483 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17484 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17485 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17486 the case of parallelisation of reductions.
17487 (expr_invariant_in_region_p): New.
17489 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17490 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17492 2008-04-24 Ira Rosen <irar@il.ibm.com>
17493 Richard Guenther <rguenther@suse.de>
17495 PR tree-optimization/36034
17496 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17497 incapable of dealing with loads with gaps.
17499 2008-04-24 Rafael EspÃndola <espindola@google.com>
17501 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17502 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17503 vrp_evaluate_conditional.
17504 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17505 (vrp_evaluate_conditional): Split the cond argument.
17506 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17507 (simplify_stmt_for_jump_threading): Update call to
17508 vrp_evaluate_conditional.
17510 2008-04-24 Ira Rosen <irar@il.ibm.com>
17512 PR tree-optimization/35982
17513 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17514 interleaved data-refs are of the same type.
17516 2008-04-24 Danny Smith <dannysmith@users.net>
17518 * c-format.c (check_format_info_main): Use strncmp rather than a
17519 magic prefix to handle multichar length specs.
17520 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17521 Don't prefix "I64" and "I32" with '\0'.
17523 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17526 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17527 in registers for -m32 only if stdarg_p (fntype).
17529 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17531 PR rtl-optimization/36006
17532 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17533 temp to op0 in order to avoid invalid rtx sharing.
17535 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17537 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17538 check TREE_INVARIANT.
17539 * tree-gimple.c (is_gimple_address): New.
17540 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17541 * tree-gimple.h (is_gimple_address): New.
17542 * tree.h (decl_address_invariant_p): New.
17543 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17544 (build_string): Likewise.
17545 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17546 (tree_invariant_p_1): Likewise.
17547 (save_expr): Use it.
17548 (tree_invariant_p): New.
17549 (skip_simple_arithmetic): Use it.
17550 (stabilize_reference_1): Use it.
17551 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17553 (build1_stat): Drop code to compute TREE_INVARIANT.
17554 (build2_stat): Drop code to compute TREE_INVARIANT.
17555 (build3_stat): Drop code to compute TREE_INVARIANT.
17556 (build4_stat): Drop code to compute TREE_INVARIANT.
17557 (build5_stat): Drop code to compute TREE_INVARIANT.
17558 (build7_stat): Drop code to compute TREE_INVARIANT.
17559 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17560 * tree.h (struct tree_base): Remove invariant_flag.
17561 (TREE_INVARIANT): Remove.
17562 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17563 (fold_builtin_expect): Check TREE_CONSTANT.
17564 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17565 * c-tree.h (c_expr_to_decl): Drop third parameter.
17566 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17567 (build_c_cast): Don't set TREE_INVARIANT.
17568 (pop_init_level): Don't set TREE_INVARIANT.
17569 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17570 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17572 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17573 (gimplify_addr_expr): Adjust comment.
17574 * tree-mudflap.c (mf_build_string):
17575 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17576 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17577 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17578 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17579 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17580 * langhooks.h (struct lang_hooks): Drop third parameter from
17583 2008-04-23 Richard Guenther <rguenther@suse.de>
17585 PR tree-optimization/27799
17586 PR tree-optimization/32921
17587 PR tree-optimization/32624
17588 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17589 SMTs aliases and the tag itself into the solution.
17590 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17591 merge the points-to solution back into the SMT aliases.
17592 (may_alias_p): Use alias_set_subset_of instead of
17593 aliases_conflict_p. A pointer which points to
17594 memory with alias set zero may access any variable.
17596 2008-04-23 Richard Guenther <rguenther@suse.de>
17598 * alias.c (alias_set_subset_of): Correctly handle asking
17599 if zero is a subset of an alias set with zero child.
17600 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17601 (compute_flow_insensitive_aliasing): Correctly walk all
17602 pointers. Do not unnecessarily union sets.
17604 2008-04-23 Richard Guenther <rguenther@suse.de>
17606 PR middle-end/36021
17607 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17609 2008-04-22 Tomas Bily <tbily@suse.cz>
17611 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17613 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17615 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17616 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17617 * tree-inline.c (estimate_num_insns_1): Likewise.
17618 * varasm.c (const_hash_1, compare_constant, copy_constant)
17619 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17620 * emit-rtl.c (component_ref_for_mem_expr)
17621 (set_mem_attributes_minus_bitpos): Likewise.
17622 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17623 (is_aligning_offset): Likewise.
17624 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17625 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17626 * dojump.c (do_jump): Likewise.
17627 * builtins.c (get_pointer_alignment, get_memory_rtx)
17628 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17629 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17631 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17633 PR rtl-optimization/36017
17634 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17635 expanding the library call.
17637 2008-04-22 Ian Lance Taylor <iant@google.com>
17639 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17640 than size_in_bytes.
17642 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17644 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17645 of LR/CTR moves for Power6.
17647 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17649 PR middle-end/36003
17650 * passes.c (init_optimization_passes): Remove
17651 pass_fast_rtl_byte_dce.
17653 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17656 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17657 builtin functions to generate faster code.
17658 (_mm_cvtpu16_ps): Ditto.
17659 (_mm_cvtpi32x2_ps): Ditto.
17661 2008-04-22 Nick Clifton <nickc@redhat.com>
17663 * common.opt (ftree-loop-distribution): Add Optimization
17666 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17667 (frv_expand_builtin_va_start): Likewise.
17669 * config/arm/arm.c (thumb_find_work_register): Fix location of
17670 argument register count.
17672 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17674 Support scheduling for ColdFire V1 and V3 microarchitecture.
17675 Improve scheduling of multiplication instructions.
17677 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17678 (mac): New instruction attribute.
17679 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17680 (m68k_sched_mac): New variable.
17681 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17682 Handle cfv1 and cfv3.
17683 (max_insn_size): New static variable.
17684 (struct _sched_ib): New type.
17685 (sched_ib): New static variable.
17686 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17687 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17688 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17690 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17691 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17692 new variables. Update.
17693 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17694 Add modeling of cfv3 instruction buffer. Update.
17695 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17696 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17697 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17698 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17699 a particular reservation applies to.
17700 (type2): Reorganize attribute values. Rename alu to alu_reg,
17701 alu_l to alu, move_l to omove. Join move to alu. Split mul
17702 to mul_l and mul_w.
17703 (cf_ib_*): Simplify description of instruction buffer.
17704 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17705 (cf_mem): Split into cf_mem1 and cf_mem2.
17706 (cf_v2_move_??): Rename to cfv12_alu_??.
17707 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17708 (cf_v2_mul_??): Remove reservations.
17709 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17710 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17711 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17713 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17714 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17715 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17716 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17717 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17718 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17719 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17720 expansions of the above reservations for instructions of sizes
17723 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17725 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17727 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17729 * coverage.c: Include tree-pass.h.
17730 (coverage_counter_alloc): Print da_file_name to the dump file.
17732 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17734 * sbitmap.c (sbitmap_range_empty_p): New function.
17735 * sbitmap.h (sbitmap_range_empty_p): New function.
17736 * bitmap.h: Now includes obstack.h.
17738 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17739 Kenneth Zadeck <zadeck@naturalbridge.com>
17741 * dbgcnt.def (ra_byte_scan): Added.
17742 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17743 when the last hit happens for a counter.
17744 * timevar.def (TV_DF_BYTE_LR): New variable.
17745 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17746 * passes.c (pass_fast_rtl_byte_dce): New pass.
17747 * fwprop.c (update_df): Added mode to call df_ref_create.
17748 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17749 DF_REF_EXTRACT_OFFSET.
17750 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17751 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17753 (df_ref_extract): Added mode field.
17754 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17755 DF_REF_EXTRACT_OFFSET.
17756 (DF_REF_EXTRACT_MODE): New macro.
17757 (df_byte_lr_bb_info): New structure.
17758 (df_print_byte_regset, df_compute_accessed_bytes,
17759 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17760 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17761 df_byte_lr_simulate_uses,
17762 df_byte_lr_simulate_artificial_refs_at_top,
17763 df_byte_lr_simulate_artificial_refs_at_end,
17764 df_compute_accessed_bytes): New function.
17765 (df_ref_create): Add parameter.
17766 (df_byte_lr_get_bb_info): New inline function.
17767 * df-scan.c (df_ref_record, df_uses_record,
17768 df_ref_create_structure): Added mode parameter.
17769 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17770 df_defs_record, df_uses_record, df_get_conditional_uses,
17771 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17772 df_entry_block_defs_collect, df_exit_block_uses_collect):
17773 Added mode parameter to calls to df_ref_record, df_uses_record,
17774 df_ref_create_structure.
17775 (df_ref_equal_p, df_ref_compare): Added test for modes.
17776 (df_ref_create_structure): Added code to set mode. Renamed
17777 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17778 DF_REF_EXTRACT_OFFSET.
17779 * df-core.c (df_print_byte_regset): New function.
17780 * df-byte-scan.c: New file.
17781 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17782 calls to BITMAP_FREE.
17783 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17784 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17785 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17786 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17787 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17788 df_byte_lr_local_compute, df_byte_lr_init,
17789 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17790 df_byte_lr_transfer_function, df_byte_lr_free,
17791 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17792 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17793 df_byte_lr_simulate_uses,
17794 df_byte_lr_simulate_artificial_refs_at_top,
17795 df_byte_lr_simulate_artificial_refs_at_end): New function.
17796 * dce.c (byte_dce_process_block): New function.
17797 (dce_process_block): au is now passed in rather than computed
17798 locally. Changed loops that look at artificial defs to not look
17799 for conditional or partial ones, because there never are any.
17800 (fast_dce): Now is able to drive byte_dce_process_block or
17801 dce_process_block depending on the kind of dce being done.
17802 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17803 (rest_of_handle_fast_byte_dce): New function.
17804 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17805 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17807 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17810 * gcc.h: Added fortran options that take arguments to
17811 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17814 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17816 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17817 scalarization if on the LHS and not a full access.
17819 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17821 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17823 2008-04-18 Rafael EspÃndola <espindola@google.com>
17825 * tree-vrp.c (find_case_label_index): Fix the binary search.
17826 (find_case_label_range): New.
17827 (vrp_visit_switch_stmt): Use find_case_label_range.
17828 (simplify_switch_using_ranges): Use find_case_label_range.
17830 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17832 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17833 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17835 2008-04-18 Tom Tromey <tromey@redhat.com>
17838 * doc/cpp.texi (Implementation-defined behavior): Mention
17841 2008-04-18 Ian Lance Taylor <iant@google.com>
17843 * fold-const.c (pointer_may_wrap_p): New static function.
17844 (fold_comparison): Add another test for pointer overflow. Use
17845 pointer_may_wrap_p to disable some false positives.
17847 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17849 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17850 (fname_as_string): Match updated cpp_interpret_string prototype.
17851 (fix_string_type): Support char16_t* and char32_t*.
17852 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17853 derivative) nodes. Register as builtin if C++0x.
17854 (c_parse_error): Support CPP_CHAR{16,32}.
17855 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17856 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17857 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17858 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17859 CTI_CHAR32_ARRAY_TYPE>: New elements.
17860 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17861 char32_type_node, signed_char32_type_node, char16_array_type_node,
17862 char32_array_type_node): New defines.
17863 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17864 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17865 (lex_string): Support CPP_STRING{16,32}, match updated
17866 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17867 (lex_charconst): Support CPP_CHAR{16,32}.
17868 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17869 and CPP_STRING{16,32}.
17871 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17874 * aclocal.m4: Regenerate.
17875 * configure: Regenerate.
17877 2008-04-18 Jan Hubicka <jh@suse.cz>
17879 * except.c (dw2_size_of_call_site_table,
17880 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17882 * cgraphbuild.c (build_cgraph_edges): Update.
17883 * tree-pass.h: Update comment.
17884 * final.c (leaf_function_p): Update.
17885 (leaf_renumber_regs): Update.
17886 (rest_of_clean_state): Update.
17887 * omp-low.c (expand_omp_parallel): Update.
17888 * ipa-reference.c (analyze_function): Update.
17889 * reorg.c (find_end_label): Update.
17890 (optimize_skip): Update.
17891 (fill_simple_delay_slots): Update.
17892 (fill_simple_delay_slots): Update.
17893 (make_return_insns): Update.
17894 (dbr_schedule): Update.
17895 * gimple-low.c (record_vars_into): Update.
17896 * cfgbuild.c (make_edges): Update.
17897 * function.c (assign_stack_local): Update.
17898 (assign_parm_adjust_stack_rtl): Update.
17899 (locate_and_pad_parm): Update.
17900 (allocate_struct_function): Do not initialize stack_alignment_needed
17901 and preferred_stack_boundary here.
17902 (stack_protect_prologue): Update.
17903 (stack_protect_epilogue): Update.
17904 (expand_function_start): Initialize stack_alignment_needed,
17905 preferred_stack_boundary and max_jumptable_ents.
17906 (expand_function_end): Update.
17907 (free_after_compilation): Do not NULLify epilogue_delay_list.
17908 * function.h (struct rtl_data): Add stack_protect_guard,
17909 stack_alignment_needed,
17910 preferred_stack_boundary, epilogue_delay_list.
17911 (struct function): Remove value_histograms, stack_alignment_needed,
17912 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
17914 unexpanded_var_list, stack_protect_guard.
17915 (current_function_epilogue_delay_list): Remove.
17916 * ipa-type-escape.c (analyze_function): Update.
17917 * gimplify.c (pop_gimplify_context): Update comment.
17918 * calls.c (expand_call): Update.
17919 (emit_library_call_value_1): Update.
17920 * except.c (set_nothrow_function_flags): Update.
17921 * cfgexpand.c (get_decl_align_unit): Update.
17922 (create_stack_guard): Update.
17923 (estimated_stack_frame_size): Update.
17924 (expand_used_vars): Update.
17925 (tree_expand_cfg): Free histogram earliers, init expansion variables.
17926 * explow.c (allocate_dynamic_stack_space): Update.
17927 * tree-ssa-live.c (remove_unused_locals): Update.
17928 * varasm.c (mark_constant_pool): Update.
17929 * tree-inline.c (remap_decls): Update.
17930 (initialize_cfun): Update.
17931 (declare_return_variable): Update.
17932 (inline_forbidden_p): Update.
17933 (expand_call_inline): Update.
17934 (declare_inline_vars): Update.
17935 (tree_function_versioning): Update.
17936 * tree-flow.h (value_histograms): New.
17937 (VALUE_HISTOGRAMS): New macro.
17938 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
17940 * tree-cfg.c (set_bb_for_stmt): Update.
17941 (replace_by_duplicate_decl): Update.
17942 (move_block_to_fn): Update.
17943 (new_label_mapper): Update.
17944 (dump_function_to_file): Update.
17945 * ipa-struct-reorg.c (build_data_structure): Update.
17946 * cfgrtl.c (print_rtl_with_bb): Update.
17947 * reload1.c (reload): Update.
17949 * config/i386/i386.c (setup_incoming_varargs_64,
17950 ix86_compute_frame_layout): Update.
17951 * config/arc/arc.c (arc_output_function_epilogue): Update.
17953 2008-04-18 Marius Strobl <marius@FreeBSD.org>
17955 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
17956 for FreeBSD as well.
17957 * gthr-posix95.h: Likewise.
17959 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
17961 PR rtl-optimization/35838
17962 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
17963 out the byte offset of the first subreg.
17965 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
17967 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
17968 to split_ti instead of three separate calls with single member arrays.
17969 (subti3 splitter): Ditto.
17970 (adddi3 splitter): Ditto with split_di.
17971 (subdi3 splitter): Ditto.
17972 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
17973 two separate calls with single member arrays. Swap match_dup
17974 operands 1 and 2 to better fit into the array.
17975 (negdi2 splitter): Ditto with split_di.
17976 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
17977 two separate calls with single member arrays. Swap match_dup operands
17978 6 and 7 to better fit into the array.
17980 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
17982 * config/i386/i386.c (sse_builtin_type): New.
17983 (bdesc_sse_args): Likewise.
17984 (bdesc_sse_3arg): Removed.
17985 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17986 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
17987 IX86_BUILTIN_ROUNDPS.
17988 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
17989 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
17990 IX86_BUILTIN_ROUNDPS.
17991 (ix86_expand_sse_4_operands_builtin): Removed.
17992 (ix86_expand_sse_operands_builtin): New.
17993 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
17994 and CODE_FOR_sse4_1_roundps.
17995 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
17996 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
17998 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18001 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18002 regs before frame pop when needed. If use_backchain_to_restore_sp
18003 then load backchain into a temp reg to restore vr and vrsave. Add
18004 code to restore vr after frame pop if possible.
18006 2008-04-17 Richard Guenther <rguenther@suse.de>
18008 * tree-vn.c (expressions_equal_p): Do not check type
18009 equality or compatibility before calling operand_equal_p.
18010 * fold-const.c (operand_equal_p): Check equivalence of
18011 integer constants before bailing out due to signedness or
18012 precision differences.
18013 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18014 spurious differences in type qualification. Ignore types
18015 for COMPONENT_REFs at all.
18017 2008-04-17 Christian Bruel <christian.bruel@st.com>
18019 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18020 msw_skip comparison.
18022 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18025 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18028 PR tree-optimization/35899
18029 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18030 rather than TREE_OPERAND.
18032 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18035 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18036 temporary registers. Change operand predicate to general_operand.
18037 (remainderxf3): Ditto.
18039 2008-04-16 Richard Guenther <rguenther@suse.de>
18041 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18042 * tree-affine.c (aff_combination_expand): Look through some
18045 2008-04-15 Doug Kwan <dougkwan@google.com>
18047 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18049 * tree-pretty-print.c (dump_generic_node): Ditto.
18050 * final.c (output_addr_const): Ditto.
18051 * dwarf2out.c (output_cfi): Ditto.
18052 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18053 * print-rtl.c (print_rtx): Ditto.
18054 * print-tree.c (print_node_brief, print_node): Ditto.
18055 * c-common.c (match_case_to_enum_1): Ditto.
18056 * sched-vis.c (print_value): Ditto.
18057 * config/i386/i386.c (print_operand): Cast to long unsigned int
18060 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18061 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18062 MS Windows VirtualProtect function.
18064 2008-04-15 Jan Hubicka <jh@suse.cz>
18066 * gengtype.c (write_root): Param_is argument is OK.
18067 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18068 * function.h: Include varray.h
18069 (rtl_eh): New stucture based on except.c one.
18070 (call_site_record): New forward declaration and vector type.
18071 * calls.c (emit_call_1): Do not call
18072 note_current_region_may_contain_throw.
18073 * except.c (eh_status): Remove cur_region, try_region since they are
18075 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18076 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18077 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18078 Remove call_site_data_used, call_site_data_size.
18079 Turn call_site_record into vector in function.h.
18080 (note_current_region_may_contain_throw): Remove.
18081 (get_exception_pointer, get_exception_filter): Do not take struct
18082 function argument; update.
18083 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18084 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18085 build_post_landing_pads, dw2_build_landing_pads,
18086 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18087 sjlj_emit_function_enter, sjlj_emit_function_enter,
18088 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18089 sjlj_build_landing_pads, finish_eh_generation,
18090 remove_exception_handler_label, remove_eh_handler,
18091 maybe_remove_eh_handler, add_reachable_handler,
18092 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18093 add_action_record, collect_one_action_chain, add_call_site,
18094 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18095 sjlj_output_call_site_table, output_function_exception_table,
18096 * except.h (note_current_region_may_contain_throw): Remove
18097 (get_exception_pointer, get_exception_filter): Do not take struct
18099 * Makefile.in (GTFILES): Put varargs before struct function.
18101 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18103 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18104 punt for STRING_CST.
18105 (get_constraint_for): Deal with STRING_CST here instead.
18107 2008-04-15 Richard Guenther <rguenther@suse.de>
18109 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18110 statements in a basic-block with a backward walk. Do not
18111 substitute into dead statements but instead remove those.
18113 2008-04-15 Richard Guenther <rguenther@suse.de>
18115 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18116 to zero, thus disable creation of SFTs.
18118 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18120 * tree-predcom.c (suitable_reference_p): Return false if the
18121 reference can throw.
18123 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18126 * c-decl.c (finish_decl): If extern or static var has variable
18127 size, set TREE_TYPE (decl) to error_mark_node.
18129 2008-04-15 Rafael EspÃndola <espindola@google.com>
18131 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18134 2008-04-15 Richard Guenther <rguenther@suse.de>
18136 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18137 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18138 (visit_reference_op_load): Do walk vuse-vdef chains on
18139 vn_reference_lookup.
18140 (visit_reference_op_store): But do not here.
18141 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18142 vn_reference_lookup.
18143 (vn_lookup_with_vuses): But do so here.
18145 2008-04-14 Ian Lance Taylor <iant@google.com>
18147 * fold-const.c (fold_overflow_warning): Remove assertion.
18149 2008-04-15 Ben Elliston <bje@au.ibm.com>
18151 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18152 temp1 local variables.
18154 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18157 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18158 ".text.unlikely" section as executable.
18160 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18162 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18163 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18164 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18165 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18166 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18167 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18168 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18170 2008-04-14 Ian Lance Taylor <iant@google.com>
18172 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18173 * fold-const.c (fold_comparison): If appropriate, test
18174 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18175 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18176 reassociating a pointer type.
18177 * doc/invoke.texi (Optimize Options): Document that
18178 -fstrict-overflow applies to pointer wraparound.
18180 2008-04-13 Jan Hubicka <jh@suse.cz>
18182 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18184 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18186 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18187 we are going to "save the world".
18189 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18191 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18192 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18193 operand 0 constraint, not "=".
18195 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18197 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18199 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18201 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18202 of size of positions_needed * CHAR_BIT.
18204 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18206 PR middle-end/35897
18207 * dse.c (store_info): Change positions_needed to unsigned
18209 (lowpart_bitmask): New.
18210 (record_store): Cast to unsigned HOST_WIDE_INT for
18211 positions_needed. Assert width <= size of positions_needed *
18212 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18213 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18214 lowpart_bitmask to set mask.
18216 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18218 * config/bfin/constraints.md: New file.
18219 * config/bfin/bfin.md: Include it.
18220 (adddi3): Use satisfies_constraint functions instead of the old macros.
18221 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18222 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18223 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18224 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18225 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18226 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18227 EXTRA_CONSTRAINT): Delete.
18228 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18229 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18231 * config/bfin/bfin.c: Include "tm-constrs.h".
18232 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18233 Use satisfies_constraint functions instead of the old macros.
18234 * doc/md.texi (Blackfin Constraints): Update file name reference.
18236 2008-04-11 Richard Guenther <rguenther@suse.de>
18238 PR tree-optimization/35869
18239 * tree-vrp.c (execute_vrp): Move switch statement update after
18240 jump threading. Schedule another cfg cleanup run.
18242 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18245 * attribs.c (decl_attributes): Return early on errorneous node.
18247 2008-04-10 Oleg Ryjkov <olegr@google.com>
18249 * tree.h (struct tree_base): Added a new flag default_def_flag.
18250 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18252 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18254 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18256 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18259 * pa.md: Define mode iterator P. Define mode attribute dwc.
18260 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18261 (icacheflush): Likewise.
18262 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18263 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18265 2008-04-11 Ben Elliston <bje@au.ibm.com>
18267 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18269 2008-04-10 Rafael EspÃndola <espindola@google.com>
18271 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18272 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18273 (extract_range_from_expr): The same.
18275 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18277 * config/mips/mips.md (GPR2): New mode iterator.
18278 (seq): Add comment.
18279 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18280 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18281 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18282 Rewrite these to take two modes, the mode of comparison and the
18283 mode of the destination.
18284 * config/mips/mips.c (mips_expand_scc): Instead of having
18285 paradoxical subreg as destination, expand "narrowing" scc if mode
18286 of comparison is SI and target is requested in DI mode.
18287 (mips_emit_int_order_test): Update comment. Make mode of
18288 comparison match CMP0 rather than TARGET. When creating inverse
18289 target use mode of TARGET.
18291 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18293 * gcov-dump.c (tag_summary): Only print summaries for the first
18294 GCOV_COUNTERS_SUMMABLE counters.
18296 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18298 * config/i386/i386.md (absneg): New code iterator.
18299 (absnegprefix): New code attribute.
18300 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18301 patterns using absneg code iterator.
18302 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18303 using absneg code iterator.
18304 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18305 *neg<mode>2 patterns using absneg code iterator.
18306 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18307 *negextendsfdf2 patterns using absneg code iterator.
18308 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18309 *negextendsfxf2 patterns using absneg code iterator.
18310 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18311 *negextendsfdf2 patterns using absneg code iterator.
18312 * config/i386/sse.md (<code><mode>2): Macroize expander from
18313 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18315 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18317 * config/s390/s390.h: Remove the remains of the recent search
18318 & replace action of current_function_outgoing_args_size.
18320 2008-04-10 Ira Rosen <irar@il.ibm.com>
18322 PR tree-optimization/35821
18323 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18324 NEW_STMT_LIST is not NULL.
18326 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18329 * toplev.c (process_options): Remove -ffunction-sections debugging
18332 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18334 PR middle-end/PR28690
18335 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18336 than gen_rtx_fmt_ee to perform more canonicalizations.
18338 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18341 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18343 2008-04-09 Richard Guenther <rguenther@suse.de>
18345 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18346 (dump_function_to_file): Dump function arguments with types.
18348 2008-04-08 Richard Guenther <rguenther@suse.de>
18350 * fold-const.c (fold_widened_comparison): Do not allow
18351 sign-changes that change the result.
18353 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18356 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18357 kinds of indirect references.
18359 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18361 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18362 GNU Fortran language string.
18364 2008-04-08 Rafael EspÃndola <espindola@google.com>
18366 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18367 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18368 * tree.h (tree_call_nonnegative_warnv_p): New.
18370 2008-04-08 Jan Hubicka <jh@suse.cz>
18372 * function.c (free_after_compilation): Clear out regno_reg_rtx
18375 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18378 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18380 PR middle-end/PR28690
18381 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18382 same precedence as REG_POINTER and MEM_POINTER operands.
18384 2008-04-08 Richard Guenther <rguenther@suse.de>
18386 PR middle-end/35834
18387 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18388 for adding index to base.
18390 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18392 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18393 (MINGW_ENABLE_EXECUTE_STACK): New.
18394 (IN_LIBGCC2): For libgcc include windows.h file for
18395 function declarations.
18397 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18399 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18400 and tem2 if tem1 is not a REG or MULT.
18402 2008-04-08 Jan Hubicka <jh@suse.cz>
18404 * function.h (incomming_args): Break out of struct function.
18405 (function_subsections): Break out of struct function.
18406 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18407 return_rtx and hard_reg_initial_vals from struct function.
18408 Kill inl_max_label_num.
18409 (current_function_pops_args, current_function_args_info,
18410 current_function_args_size, current_function_args_size,
18411 current_function_pretend_args_size,
18412 current_function_outgoing_args_size,
18413 current_function_internal_arg_pointer, current_function_return_rtx):
18414 Kill compatibility accestor macros.
18415 * builtins.c (expand_builtin_apply_args_1): Update.
18416 (expand_builtin_next_arg): Update.
18417 * df-scan.c (df_get_call_refs): Update.
18418 * dbxout.c (dbxout_function_end): Update.
18419 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18420 (output_line_info): Update.
18421 (secname_for_decl): Update.
18422 (dwarf2out_var_location): Update.
18423 * function.c (free_after_compilation): Update.
18424 (assign_parm_find_stack_rtl): Update.
18425 (assign_parms): Update.
18426 (expand_dummy_function_end): Update.
18427 (expand_function_end): Update.
18428 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18429 (expand_call): Update.
18430 (emit_library_call_value_1): Update.
18431 (store_one_arg): Update.
18432 * varasm.c (initialize_cold_section_name): Update.
18433 (unlikely_text_section): Update.
18434 (unlikely_text_section_p): Update.
18435 (assemble_start_function): Update.
18436 (assemble_end_function): Update.
18437 (default_section_type_flags): Update.
18438 (switch_to_section): Update.
18439 * integrate.c (set_decl_abstract_flags): Update.
18440 (get_hard_reg_initial_val): Update.
18441 (has_hard_reg_initial_val): Update.
18442 (allocate_initial_values): Update.
18443 * resource.c (init_resource_info): Update.
18444 * config/alpha/alpha.c (NUM_ARGS): Update.
18445 (direct_return): Update.
18446 (alpha_va_start): Update.
18447 (alpha_sa_size): Update.
18448 (alpha_initial_elimination_offset): Update.
18449 (alpha_expand_prologue): Update.
18450 (alpha_start_function): Update.
18451 (alpha_expand_epilogue): Update.
18452 (unicosmk_initial_elimination_offset):
18453 * config/alpha/alpha.md (call expander): Update.
18454 * config/s390/s390.c (s390_register_info): Update.
18455 (s390_register_info): Update.
18456 (s390_frame_info): Update.
18457 (s390_initial_elimination_offset): Update.
18458 (s390_build_builtin_va_list): Update.
18459 (s390_va_start): Update.
18460 * config/spu/spu.c (direct_return): Update.
18461 (spu_expand_prologue): Update.
18462 (spu_initial_elimination_offset): Update.
18463 (spu_build_builtin_va_list): Update.
18464 (spu_va_start): Update.
18465 * config/sparc/sparc.c (sparc_init_modes): Update.
18466 (sparc_compute_frame_size): Update.
18467 (function_value): Update.
18468 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18469 * config/i386/i386.md (return expander): Update.
18470 * config/i386/i386.c (ix86_va_start): Update.
18471 (ix86_can_use_return_insn_p): Update.
18472 (ix86_compute_frame_layout): Update.
18473 (ix86_expand_epilogue): Update.
18474 * config/sh/sh.c (output_stack_adjust): Update.
18475 (calc_live_regs): Update.
18476 (sh_expand_prologue): Update.
18477 (sh_builtin_saveregs): Update.
18478 (sh_va_start): Update.
18479 (initial_elimination_offset): Update.
18480 (sh_allocate_initial_value): Update.
18481 (sh_function_ok_for_sibcall): Update.
18482 (sh_get_pr_initial_val): Update.
18483 * config/sh/sh.md (return expander): Update.
18484 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18485 * config/crx/crx.c (crx_compute_frame): UPdate.
18486 (crx_initial_elimination_offset): UPdate.
18487 * config/xtensa/xtensa.c (compute_frame_size): Update
18488 (xtensa_builtin_saveregs): Update.
18489 (xtensa_va_start): Update.
18490 (order_regs_for_local_alloc): Update.
18491 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18492 (xstormy16_expand_builtin_va_start): Update.
18493 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18494 * config/m68hc11/m68hc11.md (return expanders): Update.
18495 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18496 (expand_epilogue): Update.
18497 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18498 (cris_simple_epilogue): Update.
18499 (cris_expand_prologue): Update.
18500 (cris_expand_epilogue): Update.
18501 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18502 (compute_frame_size): Update.
18503 * config/mt/mt.c (mt_compute_frame_size): Update.
18504 * config/mn10300/mn10300.c (expand_prologue): Update.
18505 (expand_epilogue): Update.
18506 (initial_offset): Update.
18507 (mn10300_builtin_saveregs):
18508 * config/mn10300/mn10300.md (return expander): Update.
18509 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18510 (ia64_initial_elimination_offset): Update.
18511 (ia64_initial_elimination_offset): Update.
18512 (ia64_expand_prologue): Update.
18513 * config/m68k/m68k.md (return expander): Update.
18514 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18515 (rs6000_stack_info): Update.
18516 * config/mcore/mcore.c (layout_mcore_frame): Update.
18517 (mcore_expand_prolog): Update.
18518 * config/arc/arc.c (arc_compute_frame_size): Update.
18519 * config/score/score3.c (score3_compute_frame_size): Update.
18520 * config/score/score7.c (score7_compute_frame_size): Update.
18521 * config/arm/arm.c (use_return_insn): Update.
18522 (thumb_find_work_register): Update.
18523 (arm_compute_save_reg_mask): Update.
18524 (arm_output_function_prologue): Update.
18525 (arm_output_epilogue): Update.
18526 (arm_size_return_regs): Update.
18527 (arm_get_frame_offsets): Update.
18528 (arm_expand_prologue): Update.
18529 (thumb_exit): Update.
18530 (thumb_unexpanded_epilogue): Update.
18531 (thumb1_output_function_prologue): Update.
18532 * config/pa/pa.md (return expander): Update.
18533 * config/pa/pa.c (compute_frame_size): Update.
18534 (hppa_builtin_saveregs): Update.
18535 * config/mips/mips.c (mips_va_start): Update.
18536 (mips16_build_function_stub): Update.
18537 (mips_compute_frame_info): Update.
18538 (mips_restore_gp): Update.
18539 (mips_output_function_prologue): Update.
18540 (mips_expand_prologue): Update.
18541 * config/v850/v850.c (compute_frame_size): Update.
18542 (expand_prologue): * config/mmix/mmix.c (along): update.
18543 (mmix_initial_elimination_offset): update.
18544 (mmix_reorg): update.
18545 (mmix_use_simple_return): update.
18546 (mmix_expand_prologue): update.
18547 (mmix_expand_epilogue): Update.
18548 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18549 (emit_link_insn): Update.
18551 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18553 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18554 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18556 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18559 2008-04-07 Jan Hubicka <jh@suse.cz>
18561 * function.h (rtl): Rename to x_rtl.
18562 (crtl): New define.
18563 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18564 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18565 used_temp_slots avail_temp_slots, temp_slot_level,
18566 nonlocal_goto_handler_labels): Update accesstors.
18567 (rtl): New global variable.
18568 (struct function): Move some fileds to rtl_data.
18569 (get_arg_pointer_save_area): Update prototype.
18570 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18571 get_arg_pointer_save_area.
18572 * expr.c (init_expr): Update
18573 * function.c (get_frame_size): Update
18574 (assign_stack_local): Update
18575 (expand_function_end): Update.
18576 (get_art_pointer_save_area): Update
18578 * emit-rtl.c (rtl): Declare.
18579 (regno_reg_rtx): Declare.
18580 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18582 (gen_reg_rtx): Update.
18583 * varasm.c (n_deferred_constatns): Update accestor.
18584 (init_varasm_status): Do not allocate varasm_status.
18585 (force_const_mem, get_pool_size, output_constant_pool): Update.
18586 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18587 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18588 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18589 * sparc/sparc.h (INIT_EXPANDERS): Update.
18590 * ia64/ia64.h (INIT_EXPANDERS): Update.
18592 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18594 * reload.c (push_secondary_reload): Add missing break to for loop.
18596 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18598 PR middle-end/PR28690
18599 * rtlanal.c: Update copyright years.
18600 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18601 as REG_POINTER and MEM_POINTER operands.
18602 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18603 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18604 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18605 * gcse.c: Update copyright years.
18606 (pre_delete): Call gen_reg_rtx_and_attrs.
18607 (hoist_code): Likewise.
18608 (build_store_vectors): Likewise.
18609 (delete_store): Likewise.
18610 * loop-invariant.c (move_invariant_reg): Likewise.
18611 Update copyright years.
18613 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18615 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18616 control string instead of quoted.
18618 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18620 * doc/rtl.texi: Rewrite of subreg section.
18622 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18625 * config/i386/i386.c (legitimize_pic_address): Add treating
18626 of dllimport SYM_REF's.
18627 (legitimize_dllimport_symbol): Add prototype.
18629 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18631 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18632 reference in constructor with non self-referential type.
18634 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18636 Removal of Return with Depressed Stack Pointer support
18637 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18638 (ECF_SP_DEPRESSED): Likewise.
18639 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18640 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18641 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18642 (expand_call): Do not test ECF_SP_DEPRESSED.
18643 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18644 * function.c (keep_stack_depressed): Delete.
18645 (handle_epilogue_set): Likewise.
18646 (update_epilogue_consts): Likewise.
18647 (emit_equiv_load): Likewise.
18648 (thread_prologue_and_epilogue_insns): Remove support for Return with
18649 Depressed Stack Pointer.
18650 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18652 2008-04-06 Richard Guenther <rguenther@suse.de>
18654 PR tree-optimization/35400
18655 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18656 information from SSA_NAMEs.
18658 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18660 * config/avr/avr.h (avr_mega_p): Remove declaration.
18661 (AVR_MEGA): Remove macro.
18662 * config/avr/avr.c (avr_mega_p): Remove variable.
18663 (avr_override_options): Remove inicializion of avr_mega_p.
18664 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18665 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18666 (avr_jump_mode): (Ditto.).
18667 (avr_output_progmem_section_asm_op): (Ditto.).
18668 (avr_asm_init_sections): (Ditto.).
18669 (avr_asm_init_sections): (Ditto.).
18670 (avr_rtx_costs): (Ditto.).
18671 * config/avr/avr.md: (Ditto.).
18672 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18675 2008-04-06 Richard Guenther <rguenther@suse.de>
18677 PR tree-optimization/35842
18678 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18679 is_gimple_invariant_address.
18681 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18683 * gcc.c (default_compilers): Sync Fortran extensions list with
18684 that in fortran/lang-specs.h.
18685 * doc/invoke.texi: Likewise.
18686 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18687 * dwarf2out.c (gen_compile_unit_die): Likewise.
18689 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18691 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18693 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18696 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18697 attribute is used for nested functions.
18699 2008-04-05 Jan Hubicka <jh@suse.cz>
18701 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18703 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18705 (dump_files): Update.
18706 (enable_rtl_dump_file): Do not accept letter argument.
18707 * tree-pass.h (dump_file_info): Remove letter argument.
18708 * toplev.c (decode_d_option): Update -da handling.
18709 * toplev.h (enable_rtl_dump_file): Update prototype.
18710 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18711 it out based on pass type.
18712 (register_dump_files_1): Likewise.
18713 (init_optimization_passes): Update register_one_dump_file calls.
18714 (execute_one_pass): Sanity check that IPA passes are called at IPA
18715 level and RTL passes at RTL level.
18716 (execute_pass_list): IPA pass can not be after or subpass of
18718 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18719 disallov RTL subpasses of IPA subpasses.
18721 2008-04-05 Ben Elliston <bje@au.ibm.com>
18723 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18724 builtins that return exactly once and do not throw. Cache call to
18727 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18729 PR rtl-optimization/34916
18730 PR middle-end/35519
18731 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18732 between instruction pairs.
18734 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18736 * doc/invoke.texi: Document -mbitops for SH.
18737 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18738 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18739 * config/sh/sh.c (print_operand): Add %t operand code.
18740 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18741 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18742 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18743 (extendqihi2): Likewise.
18744 (movqi_i): Likewise.
18745 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18746 (extv): Use bld instruction for SH2A if possible.
18748 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18749 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18750 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18751 (bset.b, bclr.b): Define peepholes.
18752 * config/sh/sh.opt (mbitops): New option.
18754 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18757 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18758 and view convert expression.
18760 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18763 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18765 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18767 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18769 * config/i386/cpuid.h (bit_AES): New.
18770 (bit_PCLMUL): Likewise.
18772 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18773 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18774 SSE2 if AES or PCLMUL is enabled.
18775 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18776 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18777 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18778 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18779 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18780 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18781 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18782 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18783 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18784 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18785 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18786 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18787 __builtin_ia32_aeskeygenassist128 and
18788 __builtin_ia32_pclmulqdq128.
18789 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18790 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18791 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18793 * config/i386/i386.h (TARGET_AES): New.
18794 (TARGET_PCLMUL): Likewise.
18795 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18797 * config/i386/i386.md (UNSPEC_AESENC): New.
18798 (UNSPEC_AESENCLAST): Likewise.
18799 (UNSPEC_AESDEC): Likewise.
18800 (UNSPEC_AESDECLAST): Likewise.
18801 (UNSPEC_AESIMC): Likewise.
18802 (UNSPEC_AESKEYGENASSIST): Likewise.
18803 (UNSPEC_PCLMUL): Likewise.
18805 * config/i386/i386.opt (maes): New.
18806 (mpclmul): Likewise.
18808 * config/i386/sse.md (aesenc): New pattern.
18809 (aesenclast): Likewise.
18810 (aesdec): Likewise.
18811 (aesdeclast): Likewise.
18812 (aesimc): Likewise.
18813 (aeskeygenassist): Likewise.
18814 (pclmulqdq): Likewise.
18816 * config/i386/wmmintrin.h: New.
18818 * doc/extend.texi: Document AES and PCLMUL built-in function.
18820 * doc/invoke.texi: Document -maes and -mpclmul.
18822 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18824 * function.c (free_after_parsing): Replace with
18825 cxx_push_function_context from C++ front-end.
18826 (allocate_struct_function): Don't call langhook.
18827 * langhooks.h (struct lang_hooks_for_functions): Delete.
18828 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18830 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18831 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18832 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18833 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18834 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18835 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18836 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18838 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18839 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18841 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18844 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18847 2008-04-04 Richard Guenther <rguenther@suse.de>
18849 PR middle-end/35823
18850 * fold-const.c (optimize_minmax_comparison): Use the correct
18851 type for the constant in the simplified comparison.
18853 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18855 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18856 Pass L2 size as "--param l2-cache-size" to the compiler.
18857 (decode_l2_cache): New function to decode L2 cache parameters using
18858 0x8000006 extended cpuid function.
18859 (detect_caches_amd): Determine parameters of L2 cache using
18860 decode_l2_caches function.
18861 (decode_caches_intel): Decode L2 cache parameters.
18862 (detect_caches_intel): Determine L2 cache parameters using
18863 decode_caches_intel and decode_l2_caches functions.
18865 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18867 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18868 secondary input reload for subword loads from the constant pool.
18870 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18873 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18874 constants of the appropriate size for runtime calculations.
18877 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18878 decimal-float literal constant zero.
18880 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18883 * c-parser.c (c_parser_omp_atomic): Call
18884 default_function_array_conversion on the RHS.
18886 PR middle-end/35818
18887 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18888 call is_variable_sized if decl has incomplete type.
18890 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18892 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18894 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18896 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18898 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18899 (sgt<u>): Merge sgt and sgtu into new expander.
18900 (sgt, sgtu): Remove expanders.
18901 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18902 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18903 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18904 *sgtu_<mode>_mips16 into new pattern.
18905 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
18906 (sge<u>): Merge sge and sgeu into new expander.
18907 (sge, sgeu): Remove expanders.
18908 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
18910 (*sge_<mode>, second *sge_<mode>): Remove patterns.
18911 (slt<u>): Merge slt and sltu into new expander.
18912 (slt, sltu): Remove expanders.
18913 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
18914 (*slt_<mode>, *sltu_<mode>): Remove patterns.
18915 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
18916 *sltu_<mode>_mips16 into new pattern.
18917 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
18918 (sle<u>): Merge sle and sleu into new expander.
18919 (sle, sleu): Remove expanders.
18920 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
18921 (*sle_<mode>, *sleu_<mode>): Remove patterns.
18922 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
18923 *sleu_<mode>_mips16 into new pattern.
18924 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
18926 2008-04-03 Jan Hubicka <jh@suse.cz>
18928 PR tree-optimization/35795
18929 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
18930 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18931 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
18932 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
18933 * score/score3.c (score3_output_mi_thunk): Likewise.
18934 * score/score7.c (score7_output_mi_thunk): Likewise.
18935 * mips/mips.c (mips_output_mi_thunk): Likewise.
18937 2008-04-03 Richard Guenther <rguenther@suse.de>
18939 * tree-vrp.c (extract_range_from_unary_expr): Handle all
18940 conversions. Simplify code.
18942 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
18944 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
18946 2008-04-03 Tom Tromey <tromey@redhat.com>
18947 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18949 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
18950 * config/bfin/t-bfin-linux (generated_files): Add
18951 linux-sysroot-suffix.h.
18952 * doc/install.texi (Prerequisites): Require make 3.80.
18953 * doc/sourcebuild.texi (Front End Directory): Document new
18955 * Makefile.in (generated_files): New variable.
18956 (ALL_HOST_OBJS): New variable.
18957 ($(ALL_HOST_OBJS)): New target.
18959 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18961 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
18962 (remap_block): Call id->transform_lang_insert_block instead
18964 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
18965 Set id.transform_lang_insert_block to NULL.
18966 (clone_body): Move to cp/optimize.c
18967 * tree-inline.h (struct copy_body_data): Change
18968 transform_lang_insert_block to function pointer.
18969 (copy_generic_body, copy_decl_no_change): Export.
18970 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
18971 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
18972 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
18974 * c-tree.h (insert_block): Kill.
18975 * c-decl.c (insert_block): Kill.
18977 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
18979 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18980 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18981 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
18983 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
18984 argument, call {push,pop}_function_context from here.
18985 * c-parser.c: Use c_{push,pop}_function_context.
18987 * function.c (push_function_context_to): Move meat ...
18988 (push_function_context): ... here. Simplify.
18989 * function.c (pop_function_context_from): Move meat ...
18990 (pop_function_context): ... here. Simplify.
18991 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
18993 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
18994 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
18995 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
18996 * tree.h (push_function_context_to, pop_function_context_from): Remove.
18998 2008-04-03 Ben Elliston <bje@au.ibm.com>
19000 * expmed.c (extract_force_align_mem_bit_field): Remove.
19002 2008-04-03 Richard Guenther <rguenther@suse.de>
19004 PR middle-end/35800
19005 * expr.h (try_casesi): Adjust prototype.
19006 * expr.c (try_casesi): Take fallback label as extra parameter.
19007 Use that for gen_casesi if default_label is NULL.
19008 * stmt.c (expand_case): Pass fallback label to try_casesi,
19009 make sure to fill gaps with a fallback label if default_label
19012 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19015 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19017 2008-04-03 Ben Elliston <bje@au.ibm.com>
19019 * expmed.c (extract_split_bit_field): Remove if (0) code.
19020 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19021 (do_ds_constraint): Likewise.
19023 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19025 * doc/cppopts.texi (-dU): Document.
19026 * c-common.h (flag_dump_macros): Update comment.
19027 * c-opts.c (handle_OPT_d): Handle -dU.
19028 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19029 dump_queued_macros, cb_used_define, cb_used_undef): New.
19030 (init_pp_output): Handle -dU.
19031 (cb_line_change): Call dump_queued_macros.
19032 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19034 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19036 * config/avr/predicates.md (io_address_operand): New predicate.
19037 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19038 * config/avr/avr.c (avr_io_address_p): Remove function.
19039 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19040 'avr_io_address_p' function.
19041 (out_movhi_r_mr): (Ditto.).
19042 (out_movqi_mr_r): (Ditto.).
19043 (out_movhi_mr_r): (Ditto.).
19044 (avr_address_cost): (Ditto.).
19046 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19048 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19049 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19050 in 32bit mode when XMM registers are available to avoid store
19052 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19053 corresponding post-reload splitters.
19055 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19057 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19058 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19059 __builtin_ia32_roundss.
19060 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19061 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19062 __builtin_ia32_roundss.
19063 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19064 IX86_BUILTIN_SHUFPD here.
19066 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19068 * config/i386/i386.md (plogic): New.
19069 (plogicprefix): Likewise.
19071 * config/i386/mmx.md (mmx_<code><mode>3): New.
19072 (mmx_and<mode>3): Removed.
19073 (mmx_ior<mode>3): Likewise.
19074 (mmx_xor<mode>3): Likewise.
19076 * config/i386/sse.md (<code><mode>3): New.
19077 (*<code><mode>3): Likewise.
19078 (*<code><mode>3): Likewise.
19079 (<code><mode>3): Likewise.
19080 (*sse_<code><mode>3): Likewise.
19081 (*sse2_<code><mode>3): Likewise.
19082 (<code>tf3): Likewise.
19083 (*<code>tf3): Likewise.
19084 (and<mode>3): Likewise.
19085 (*and<mode>3): Likewise.
19086 (ior<mode>3): Removed.
19087 (*ior<mode>3): Likewise.
19088 (xor<mode>3): Likewise.
19089 (*xor<mode>3): Likewise.
19090 (*and<mode>3): Likewise.
19091 (*ior<mode>3): Likewise.
19092 (*xor<mode>3): Likewise.
19093 (and<mode>3): Likewise.
19094 (*sse_and<mode>3): Likewise.
19095 (*sse2_and<mode>3): Likewise.
19096 (andtf3): Likewise.
19097 (*andtf3): Likewise.
19098 (ior<mode>3): Likewise.
19099 (*sse_ior<mode>3): Likewise.
19100 (*sse2_ior<mode>3): Likewise.
19101 (iortf3): Likewise.
19102 (*iortf3): Likewise.
19103 (xor<mode>3): Likewise.
19104 (*sse_xor<mode>3): Likewise.
19105 (*sse2_xor<mode>3): Likewise.
19106 (xortf3): Likewise.
19107 (*xortf3): Likewise.
19109 2008-04-02 Richard Guenther <rguenther@suse.de>
19111 PR tree-optimization/14495
19112 PR tree-optimization/34793
19113 * tree-vrp.c (struct switch_update): New structure.
19114 (to_remove_edges, to_update_switch_stmts): New VECs.
19115 (simplify_switch_using_ranges): New function. Remove not taken
19116 case labels and edges.
19117 (simplify_stmt_using_ranges): Call it.
19118 (identify_jump_threads): Mark edges we have queued for removal
19119 so we don't thread them.
19120 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19122 * tree-cfg.c (group_case_labels): Deal with missing default label.
19123 (tree_verify_flow_info): Allow missing default label.
19124 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19125 (emit_case_nodes): Likewise.
19126 (expand_case): Do not rely on the default label to be present.
19127 * expr.c (try_casesi): Deal with NULL default_label.
19128 (do_tablejump): Likewise.
19130 2008-04-02 Richard Guenther <rguenther@suse.de>
19132 PR tree-optimization/14495
19133 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19134 SWITCH_EXPR here ...
19135 (vrp_visit_switch_stmt): ... but here (new function).
19136 (find_case_label_index): New helper function.
19137 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19139 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19141 * fwprop.c: Fix ISO-C99ism.
19143 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19146 * Makefile.in (objdir): Set it here.
19147 * configure.ac: Not here. Find dynamic linker characteristics.
19148 * exec-tool.in: Use them.
19149 * aclocal.m4: Regenerate.
19150 * configure: Regenerate.
19152 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19154 * expr.c (expand_var): Delete it.
19155 * expr.h (expand_var): Delete prototype.
19156 * function.c (expand_function_start): Use expand_decl instead.
19157 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19160 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19162 PR rtl-optimization/35542
19163 * fwprop.c (forward_propagate_and_simplify): Replace
19164 loc_reg_mentioned_in_p with reg_mentioned_p.
19166 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19168 PR rtl-optimization/35281
19169 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19170 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19171 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19172 (varying_mem_p): Move above propagate_rtx.
19173 (all_uses_available_at): Do not check MEMs.
19175 2008-04-02 Rafael EspÃndola <espindola@google.com>
19177 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19178 (register_edge_assert_for_2): Split the cond argument.
19179 (register_edge_assert_for_1): Adjust for the change in
19180 register_edge_assert_for_2.
19181 (register_edge_assert_for): Split the cond argument.
19182 (find_switch_asserts): Adjust for the change in
19183 register_edge_assert_for.
19185 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19187 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19188 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19189 offsets for 64-bit mingw.
19190 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19191 abi for x86_64-pc-mingw.
19193 2008-04-02 Richard Guenther <rguenther@suse.de>
19195 * tree-vrp.c (extract_range_from_assert): Make sure to not
19196 produce range min/max with TREE_OVERFOW set.
19197 If merging a anti-range and a range keep the anti-range if
19198 the range covers all values of the type.
19199 (register_edge_assert_for_2): Only allow sign-changing
19200 conversions in detecting canonical range checks. Also
19201 register an assert for the unsigned name if useful.
19203 PR tree-optimization/35787
19204 * tree-vrp.c (vrp_val_max): New function.
19205 (vrp_val_min): Likewise.
19206 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19207 (vrp_val_is_min): Likewise.
19208 (supports_overflow_infinity): Use vrp_val_{min,max}.
19209 (negative_overflow_infinity): Likewise.
19210 (positive_overflow_infinity): Likewise.
19211 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19212 (is_positive_overflow_infinity): Likewise.
19213 (is_overflow_infinity): Likewise.
19214 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19215 vrp_val_is_{min,max}.
19216 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19217 to ranges if possible. Avoid empty ranges.
19219 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19221 PR middle-end/35705
19222 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19223 the expression is a function address.
19225 2008-04-01 George Helffrich <george@gcc.gnu.org>
19227 PR fortran/35154, fortran/23057
19228 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19229 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19230 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19231 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19233 (dbxout_syms): Check for COMMON-based symbol and wrap in
19234 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19235 in bracket for efficiency.
19237 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19238 using DW_TAG_common_block + member offset.
19239 (add_pubname_string): New function.
19240 (dw_expand_expr): New function to find block name and offset for
19242 (common_check): New function to check whether symbol in Fortran COMMON.
19243 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19245 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19248 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19250 2008-04-02 Ben Elliston <bje@au.ibm.com>
19252 * config/v850/v850.md (casesi): Remove if (0) code.
19253 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19254 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19256 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19258 * config/i386/i386.md (rex64suffix): New mode attribute.
19259 (floathi<mode>2): Disable expander for SSE math.
19260 (*floathi<mode>2_1): New insn insn_and_split pattern.
19261 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19262 corresponding post-reload splitters.
19263 (*floathi<mode>2_i387): New macroized insn pattern.
19264 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19265 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19266 insn_and_split pattern.
19267 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19268 New macroized instruction patterns and corresponding post-reload
19270 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19271 and corresponding post-reload splitters.
19272 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19273 New macroized instruction patterns.
19274 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19275 macroized instruction patterns and corresponding post-reload splitters.
19276 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19277 corresponding post-reload splitters.
19278 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19279 New macroized instruction patterns.
19280 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19281 corresponding post-reload splitters.
19282 (*floatsi<mode>2_i387): New macroized instruction patterns.
19284 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19286 * config/i386/i386.md (smaxmin): New.
19287 (umaxmin): Likewise.
19288 (maxminiprefix): Likewise.
19289 (maxminfprefix): Likewise.
19290 (<code><mode>3): Likewise.
19291 (smin<mode>3): Removed.
19292 (smax<mode>3): Likewise.
19294 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19295 (mmx_<code>v4hi3): Likewise.
19296 (mmx_<code>v8qi3): Likewise.
19297 (mmx_smaxv2sf3): Removed.
19298 (mmx_sminv2sf3): Likewise.
19299 (mmx_umaxv8qi3): Likewise.
19300 (mmx_smaxv4hi3): Likewise.
19301 (mmx_uminv8qi3): Likewise.
19302 (mmx_sminv4hi3): Likewise.
19304 * config/i386/sse.md (<addsub><mode>3): New.
19305 (*<addsub><mode>3): Likewise.
19306 (<sse>_vm<addsub><mode>3): Likewise.
19307 (<maxmin><mode>3): Likewise.
19308 (*<maxmin><mode>3_finite): Likewise.
19309 (*<maxmin><mode>3): Likewise.
19310 (<sse>_vm<maxmin><mode>3): Likewise.
19311 (sse3_h<addsub>v4sf3): Likewise.
19312 (sse3_h<addsub>v2df3): Likewise.
19313 (<maxmin>v16qi3): Likewise.
19314 (*<maxmin>v16qi3): Likewise.
19315 (<maxmin>v8hi3): Likewise.
19316 (*<maxmin>v8hi3): Likewise.
19317 (*sse4_1_<maxmin><mode>3): Likewise.
19318 (*sse4_1_<maxmin><mode>3): Likewise.
19319 (add<mode>3): Removed.
19320 (*add<mode>3): Likewise.
19321 (<sse>_vmadd<mode>3): Likewise.
19322 (sub<mode>3): Likewise.
19323 (*sub<mode>3): Likewise.
19324 (<sse>_vmsub<mode>3): Likewise.
19325 (smin<mode>3): Likewise.
19326 (*smin<mode>3_finite): Likewise.
19327 (*smin<mode>3): Likewise.
19328 (<sse>_vmsmin<mode>3): Likewise.
19329 (smax<mode>3): Likewise.
19330 (*smax<mode>3_finite): Likewise.
19331 (*smax<mode>3): Likewise.
19332 (<sse>_vmsmax<mode>3): Likewise.
19333 (sse3_haddv4sf3): Likewise.
19334 (sse3_haddv2df3): Likewise.
19335 (sse3_hsubv4sf3): Likewise.
19336 (sse3_hsubv2df3): Likewise.
19337 (umaxv16qi3): Likewise.
19338 (*umaxv16qi3): Likewise.
19339 (smaxv8hi3): Likewise.
19340 (*smaxv8hi3): Likewise.
19341 (*sse4_1_smax<mode>3): Likewise.
19342 (*sse4_1_umax<mode>3): Likewise.
19343 (uminv16qi3): Likewise.
19344 (*uminv16qi3): Likewise.
19345 (sminv8hi3): Likewise.
19346 (*sminv8hi3): Likewise.
19347 (*sse4_1_smin<mode>3): Likewise.
19348 (*sse4_1_umin<mode>3): Likewise.
19350 2008-04-01 Rafael EspÃndola <espindola@google.com>
19352 * tree-cfg.c (verify_expr): remove in_phi.
19353 (verify_stmt): Don't call walk_tree with verify_expr. Use
19354 is_gimple_min_invariant instead of is_gimple_val.
19356 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19358 * doc/include/gpl_v3.texi: Update for manpage generation.
19359 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19361 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19362 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19363 gpl_v3.texi instead of gpl.texi.
19366 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19369 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19371 2008-04-01 Rafael EspÃndola <espindola@google.com>
19373 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19374 (extract_code_and_val_from_cond): Use
19375 extract_code_and_val_from_cond_with_ops.
19377 2008-04-01 Jan Hubicka <jh@suse.cz>
19379 * function.c (free_after_compilation): Free epilogue_delay_list.
19380 (prepare_function_start): Assert that previous compilation was freed.
19382 2008-04-01 Jan Hubicka <jh@suse.cz>
19383 Jim Wilson <wilson@tuliptree.org>
19384 Andreas Tobler <andreast@gcc.gnu.org>
19386 PR middle-end/35781
19387 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19388 rtl.emit instead cfun->emit.
19389 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19390 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19392 2008-04-01 Ben Elliston <bje@au.ibm.com>
19394 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19396 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19398 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19400 (fprofile-use): Add var flag_profile_use
19401 * coverage.c (coverage_begin_output): Do not open a gcno file for
19402 output only if -ftest-coverage is set.
19403 Do not add getpwd() to gcda file path.
19404 (build_gcov_info): Check the new flag
19405 flag_profile_datafile_relative_path.
19406 (coverage_init): Use profile_data_prefix.
19407 Read profile counter only if flag_profile_use is set.
19408 * opts.c (common_handle_option): New option fprofile-use=,
19409 fprofile-dir=, fprofile-generate=.
19410 * toplev.c (profile_data_prefix): New variable definition.
19411 * toplev.h (profile_data_prefix): New declaration.
19412 * doc/invoke.tex (Option Summary, Optimization Options):
19415 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19417 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19418 use tmp consistently.
19421 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19422 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19423 UNSPEC_FR_RECIP_APPROX_RES.
19424 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19426 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19429 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19431 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19433 PR middle-end/30186
19434 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19435 element of the vector via a pointer.
19437 2008-03-31 Ian Lance Taylor <iant@google.com>
19439 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19441 2008-03-31 Jan Hubicka <jh@suse.cz>
19443 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19444 get_arg_pointer_save_area.
19445 * expr.c (init_expr): Just clear out rtl.expr.
19446 * function.c (free_after_compilation): Clear out whole RTL structure.
19447 (get_func_frame_size): Merge into ...
19448 (get_frame_size): ... this one.
19449 (assign_stack_local_1): Merge into ...
19450 (assign_stack_local): ... this one.
19451 (expand_function_end): Update call of get_arg_pointer_save_area.
19452 (get_art_pointer_save_area): Remove cfun argument.
19453 * function.h (emit_status): regno_pointer_align does not need length
19454 attribute. Move x_regno_reg_rtx to ...
19455 (regno_reg_rtx): ... new global array.
19456 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19457 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19458 apply_args_value, forced_labels, stack_pointer_delta):
19460 (struct varasm_status): Move here from varasm.c
19461 (struct rtl_data): New. Move here some fields from struct function.
19462 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19463 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19464 used_temp_slots avail_temp_slots, temp_slot_level,
19465 nonlocal_goto_handler_labels): Update accesstors.
19466 (rtl): New global variable.
19467 (struct function): Move some fileds to rtl_data.
19468 (get_arg_pointer_save_area): Update prototype.
19469 * emit-rtl.c (rtl): Declare.
19470 (regno_reg_rtx): Declare.
19471 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19473 (gen_reg_rtx): Update.
19474 (init_virtual_regs): Do not tate emit_status argument.
19475 (init_emit): Do not allocate emit.
19476 * varasm.c (varasm_statuc): Move to function.h.
19477 (n_deferred_constatns): Update accestor.
19478 (init_varasm_status): Do not allocate varasm_status.
19479 (force_const_mem, get_pool_size, output_constant_pool): Update.
19480 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19481 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19483 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19485 PR rtl-optimization/35729
19486 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19489 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19492 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19493 load/store if memory is unaligned.
19494 (*movti_rex64): Likewise.
19496 * config/i386/predicates.md (misaligned_operand): New.
19498 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19501 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19504 2008-03-31 Jan Beulich <jbeulich@novell.com>
19506 * config/ia64/constraints.md: Add 'j' constraint.
19507 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19508 (movdi_internal): Likewise.
19510 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19513 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19515 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19518 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19519 proper error message for the third argument on blendpd and
19522 * config/i386/sse.md (blendbits): New.
19523 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19525 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19527 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19529 2008-03-30 Richard Guenther <rguenther@suse.de>
19531 PR middle-end/31023
19532 * fold-const.c (fold_sign_changed_comparison): Do leave
19533 conversions to base-types alone.
19535 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19537 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19538 the link register if one altivec register is be saved.
19540 2008-03-30 Ben Elliston <bje@au.ibm.com>
19542 * final.c (final_scan_insn): Remove if (0) code.
19544 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19546 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19548 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19550 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19551 of V4SFmode to ix86_binary_operator_ok.
19553 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19555 * config/i386/i386.c (override_options): Initialize
19556 ix86_veclib_handler to ix86_veclibabi_svml when
19557 -mveclibabi=svml is used.
19558 (ix86_veclibabi_svml): New function for SVML ABI style
19559 vectorization support.
19560 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19562 2008-03-28 Rafael EspÃndola <espindola@google.com>
19564 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19565 (tree_binary_nonnegative_warnv_p): Make it public.
19566 (tree_single_nonnegative_warnv_p): Make it public.
19567 (tree_invalid_nonnegative_warnv_p): Make it public.
19568 (tree_unary_nonzero_warnv_p): Make it public.
19569 (tree_binary_nonzero_warnv_p): Make it public
19570 (tree_single_nonzero_warnv_p): Make it public.
19571 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19572 (extract_range_from_binary_expr): Split the expr argument.
19573 (extract_range_from_unary_expr): Split the expr argument.
19574 (extract_range_from_comparison): Split the expr argument.
19575 (extract_range_from_expr): Use the new aux functions.
19576 (vrp_evaluate_conditional_warnv): Use
19577 vrp_evaluate_conditional_warnv_with_ops.
19578 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19579 (tree_binary_nonzero_warnv_p): Declare.
19580 (tree_single_nonzero_warnv_p): Declare.
19581 (tree_expr_nonzero_warnv_p): Declare.
19582 (tree_unary_nonnegative_warnv_p): Declare.
19583 (tree_binary_nonnegative_warnv_p): Declare.
19584 (tree_single_nonnegative_warnv_p): Declare.
19585 (tree_invalid_nonnegative_warnv_p): Declare.
19587 2008-03-28 Richard Guenther <rguenther@suse.de>
19589 PR tree-optimization/30317
19590 PR tree-optimization/30911
19591 PR tree-optimization/34793
19592 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19593 (struct assert_locus_d): New member EXPR.
19594 (register_new_assert_for): Add EXPR parameter to support
19595 ASSERT_EXPR <name, expr OP limit>.
19596 (register_edge_assert_for_1): Adjust callers.
19597 (find_assert_locations): Likewise.
19598 (process_assert_insertions_for): Build condition from expression.
19599 (extract_range_from_assert): Handle ASSERT_EXPRs
19600 of the form ASSERT_EXPR <name, expr OP limit>.
19601 (register_edge_assert_for_2): New helper registering
19602 asserts for comparisons. Recognize range tests of the form
19603 (unsigned)i - CST1 OP CST2.
19604 (register_edge_assert_for_1): Use it.
19605 (register_edge_assert_for): Likewise.
19606 (needs_overflow_infinity): Integer sub-types
19607 do not need overflow infinities.
19608 (vrp_val_is_max): The extreme values of integer sub-types
19609 are those of the base type.
19610 (vrp_val_is_min): Likewise.
19611 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19614 2008-03-28 Nick Clifton <nickc@redhat.com>
19617 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19618 Return GENERAL_REGS for stack adjustment reloads.
19620 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19623 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19624 const_vector when all the vectors are constant.
19626 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19628 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19630 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19631 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19633 (s<code>_sf): Use new scc_sf attribute for opcode names.
19635 2008-03-27 Tom Tromey <tromey@redhat.com>
19637 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19638 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19639 config/spu/t-spu-elf, config/i386/t-interix,
19640 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19641 config/i386/x-darwin, config/i386/x-mingw32,
19642 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19643 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19644 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19645 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19646 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19647 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19648 config/score/t-score-elf, config/arm/t-strongarm-pe,
19649 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19650 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19651 Revert automatic dependency patch.
19653 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19656 * config/i386/i386.c (ix86_function_arg_boundary): Align
19657 decimal floating point to its natural boundary.
19659 2008-03-27 Richard Guenther <rguenther@suse.de>
19661 PR middle-end/35716
19662 * fold-const.c (fold_comparison): Restrict distinct decl
19663 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19664 solely rely on operand_equal_p.
19666 2008-03-27 Richard Guenther <rguenther@suse.de>
19669 * c-common.c (handle_weak_attribute): Reject combination of
19672 2008-03-27 Richard Guenther <rguenther@suse.de>
19674 PR tree-optimization/32810
19675 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19676 conversions from DECL_INITIAL.
19677 (fold_const_aggregate_ref): Likewise from constructor elements.
19679 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19681 * tree-affine.h (aff_combination_expand): Declare.
19682 (get_inner_reference_aff): Likewise.
19683 * tree-affine.c (aff_combination_expand): Split out from
19684 tree_to_aff_combination_expand.
19685 (get_inner_reference_aff): New function.
19686 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19687 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19688 (struct lim_aux_data): sm_done field removed.
19689 (mem_ref_loc_p, mem_ref_locs_p): New types.
19690 (struct mem_ref): Added id, stored, accesses_in_loop,
19691 indep_loop, dep_loop, indep_ref, dep_ref fields.
19692 Removed is_stored, locs and next fields.
19693 (memory_accesses): New variable.
19694 (movement_possibility): Do not allow moving statements
19695 that store to memory.
19696 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19698 (determine_max_movement): For statements with memory references,
19699 find the outermost loop in that the reference is independent.
19700 (move_computations_stmt): Mark the virtual operands for renaming.
19701 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19702 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19703 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19704 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19705 create_vop_ref_mapping, analyze_memory_references,
19706 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19707 get_all_locs_in_loop, ref_always_accessed_p,
19708 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19709 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19710 store_motion_loop, store_motion): New functions.
19711 (struct vop_to_refs_elt): New type.
19712 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19713 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19714 (schedule_sm): Replaced by...
19715 (execute_sm): ... this.
19716 (determine_lsm_ref, hoist_memory_references,
19717 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19718 find_more_ref_vops, free_mem_ref, free_mem_refs,
19719 determine_lsm_loop, determine_lsm): Removed.
19720 (tree_ssa_lim_finalize): Free data structures used by store motion.
19721 (tree_ssa_lim): Call analyze_memory_references. Use
19722 store_motion instead of determine_lsm.
19724 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19726 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19727 rename tmake_file to m68hc11/t-m68hc11.
19728 (mcore): Set inhibit_libc to true.
19729 * config.host (alpha*-dec-*vms*): Set extra_programs.
19730 (interix3*): Don't use host_xmake_file.
19731 * configure.ac: Let config.gcc override inhibit_libc.
19732 * configure: Regenerate.
19734 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19735 * config/t-openbsd-thread: Remove commented out lines.
19737 * config/x-interix: Remove.
19739 * config/m68hc11/t-m68hc11-gas: Rename to...
19740 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19742 * config/mcore/t-mcore: Remove T_CFLAGS.
19743 * config/mcore/t-mcore-pe: Likewise.
19745 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19747 * configure.ac: Replace custom __GNU_SOURCE test with
19748 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19749 * aclocal.m4: Regenerate.
19750 * configure: Regenerate.
19751 * config.in: Regenerate.
19753 2008-03-27 Richard Guenther <rguenther@suse.de>
19755 * fold-const.c (target.h): Include.
19756 (fold_comparison): Fold comparison of addresses of decls
19757 that bind locally or of constants. Consolidate address folding code.
19758 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19759 results from fold_binary_to_constant.
19760 (compare_values_warnv): Likewise.
19762 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19764 PR middle-end/35429
19765 * fold-const.c (fold_truthop): Check for integeral types when folding
19766 a == 0 && b == 0 and a != 0 || b != 0 .
19768 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19770 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19772 2008-03-26 Andreas Schwab <schwab@suse.de>
19774 * doc/invoke.texi: Fix use of @item vs. @itemx.
19776 2008-03-26 Tom Tromey <tromey@redhat.com>
19778 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19779 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19780 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19781 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19782 build/genconstants.o, build/genemit.o, build/genextract.o,
19783 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19784 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19787 2008-03-26 Richard Guenther <rguenther@suse.de>
19790 2008-03-26 Richard Guenther <rguenther@suse.de>
19792 * fold-const.c (target.h): Include.
19793 (fold_comparison): Fold comparison of addresses of two decls
19794 that bind locally. Consolidate address folding code.
19796 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19798 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19799 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19800 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19801 dconstsqrt2, dconstthird, dconste and/or dconst10.
19802 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19803 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19804 dconstsqrt2, dconste): Delete.
19805 (init_emit_once): Likewise. Simplify initializing dconstm1.
19807 * real.c (get_real_const): New.
19808 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19809 dconstsqrt2, dconste): Delete.
19810 (real_value_const, get_real_const): New.
19812 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19814 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19816 * config/i386/i386.c (ix86_function_arg_boundary): Check
19817 BIGGEST_ALIGNMENT instead of 128.
19818 (setup_incoming_varargs_64): Likewise.
19820 2008-03-26 Tom Tromey <tromey@redhat.com>
19822 * Makefile.in (DEPFILES): Add missing '/'.
19824 2008-03-26 Richard Guenther <rguenther@suse.de>
19826 * fold-const.c (target.h): Include.
19827 (fold_comparison): Fold comparison of addresses of two decls
19828 that bind locally. Consolidate address folding code.
19830 2008-03-26 Nick Clifton <nickc@redhat.com>
19833 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19834 not allow INT+INT as a legitimate addressing mode.
19836 2008-03-26 Richard Guenther <rguenther@suse.de>
19838 * tree-flow.h (widen_bitfield): Remove declaration.
19839 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19840 (widen_bitfield): Remove function.
19841 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19844 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19847 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19850 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19852 PR rtl-optimization/35232
19853 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19854 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19855 reg_reloaded_call_part_clobbered here.
19856 (reload_regs_reach_end_p): New function.
19857 (reload_reg_rtx_for_input): New variable.
19858 (reload_reg_rtx_for_output): Likewise.
19859 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19860 when reassigning a pseudo register. Load reloadreg from
19861 reload_reg_rtx_for_input, moving the mode and register
19863 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19864 instead of the original when deciding whether an input reload
19865 would be a no-op or whether an output reload can be deleted.
19866 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19867 when setting up new_spill_reg_store. Load it from
19868 reload_reg_rtx_for_output, moving the mode and register
19870 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19871 instead of the original when deciding whether an output reload
19872 would be a no-op. Do the same when modifying insn notes.
19873 Use rtx_equal_p instead of == to compare the registers.
19874 (inherit_piecemeal_p): Take a mode and two register numbers
19876 (emit_reload_insns): Clear new_spill_reg_store for every hard
19877 register in the reload register. Remove spill registers
19878 from reg_reloaded_valid before considering whether to record
19879 inheritance information for them. Use reload_reg_rtx_for_output
19880 instead of reg_rtx when recording output reloads. Use
19881 reload_reg_rtx_for_input instead of reg_rtx when recording
19882 input reloads. Set or clear reg_reloaded_call_part_clobbered
19883 at the same time as setting reg_reloaded_valid.
19884 (delete_output_reload): Add a new_reload_reg parameter and use it
19885 instead of rld[j].reg_rtx.
19886 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19889 2008-03-25 Tom Tromey <tromey@redhat.com>
19891 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19892 (build/genattr.o): Likewise.
19893 (build/genattrtab.o): Likewise.
19894 (build/gencodes.o): Likewise.
19895 (build/genconfig.o): Likewise.
19896 (build/genconstants.o): Likewise.
19897 (build/genemit.o): Likewise.
19898 (build/genextract.o): Likewise.
19899 (build/genflags.o): Likewise.
19901 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19903 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19904 instead of size_int for integer types.
19905 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
19906 to match type of MINUS_EXPR.
19908 2008-03-25 Tom Tromey <tromey@redhat.com>
19910 * configure: Rebuilt.
19911 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
19914 2008-03-25 Tom Tromey <tromey@redhat.com>
19916 * config/x-solaris (host-solaris.o): Update.
19917 * config/x-linux (host-linux.o): Update.
19918 * config/x-hpux (host-hpux.o): Update.
19919 * config/x-darwin (host-darwin.o): Update.
19920 * config/v850/t-v850e (v850-c.o): Update.
19921 * config/v850/t-v850 (v850-c.o): Update.
19922 * config/t-vxworks (vxworks.o): Update.
19923 * config/t-sol2 (sol2-c.o, sol2.o): Update.
19924 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
19925 * config/spu/t-spu-elf (spu-c.o): Update.
19927 * config/sh/t-symbian (sh-c.o): Update.
19928 (symbian.o): Update.
19929 * config/sh/t-sh (sh-c.o): Update.
19930 * config/score/t-score-elf (score7.o, score3.o): Update.
19931 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
19932 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
19933 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
19934 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
19935 (rs6000.o): Remove.
19936 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19937 * config/m32c/t-m32c (m32c-pragma.o): Update.
19938 * config/ia64/t-ia64 (ia64-c.o): Update.
19939 * config/i386/x-mingw32 (host-mingw32.o): Update.
19940 * config/i386/x-i386 (driver-i386.o): Update.
19941 * config/i386/x-darwin (host-i386-darwin.o): Update.
19942 * config/i386/x-cygwin (host-cygwin.o): Update.
19943 * config/i386/t-nwld (nwld.o): Update.
19944 * config/i386/t-netware (netware.o): Update.
19945 * config/i386/t-interix (winnt.o): Update.
19946 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
19947 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
19948 msformat-c.o): Update.
19949 * config/bfin/t-bfin-linux (generated_files): Add
19950 linux-sysroot-suffix.h.
19951 * config/arm/t-wince-pe (pe.o): Update.
19952 * config/arm/t-strongarm-pe (pe.o): Update.
19953 * config/arm/t-pe (pe.o): Update.
19954 * config/arm/t-arm (arm-c.o): Update.
19955 * doc/install.texi (Prerequisites): Require make 3.80.
19956 * Makefile.in: Remove .o targets.
19957 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
19958 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
19959 (simple_generated_h, simple_generated_c): Move earlier.
19960 (generated_files): New variable.
19961 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
19962 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
19963 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
19964 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
19965 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
19966 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
19967 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
19968 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
19969 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
19970 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
19971 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
19972 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
19974 (COMPILE.base, COMPILE): New variables.
19975 (%.o): New pattern rule.
19976 (ALL_HOST_OBJS): New variable.
19977 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
19978 (dummy-checksum.o, cc1-checksum.o): Remove.
19979 (DRIVER_SHLIB): New variable.
19980 (DRIVER_DEFINES): Use it.
19981 (gencondmd.c): Move out of build/.
19982 (s-conditions): Update.
19983 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
19984 (ALL_BUILD_OBJS): Likewise.
19985 (build/%.o): Use BUILDCOMPILE.
19986 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
19987 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
19988 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
19989 build/gencheck.o, build/gencodes.o, build/genconditions.o,
19990 build/genconfig.o, build/genconstants.o, build/genemit.o,
19991 build/genextract.o, build/genflags.o, build/genmddeps.o,
19992 build/genopinit.o, build/genoutput.o, build/genpeep.o,
19993 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
19994 build/gen-protos.o, build/scan.o, build/fix-header.o,
19995 build/scan-decls.o): Simplify.
19996 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
19997 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
19998 prefix.o, toplev.o): Reduce to variable setting.
19999 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20000 ($(out_object_file), gcc-options.o): New targets.
20001 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20002 * configure: Rebuilt.
20003 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20004 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20006 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20008 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20009 complain when we hit an error, return ERROR_MARK_NODE.
20011 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20013 * config/sh/constraints.md (Pso, Psz): New constraints.
20014 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20015 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20017 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20019 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20020 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20022 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20024 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20025 (prefetch_sh2a): New.
20027 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20028 Naveen.H.S <naveen.hs@kpitcummins.com>
20030 * config/sh/constraints.md (I28): New constraint.
20031 * config/sh/sh.c (broken_move): Add support for movi20s.
20032 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20034 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20035 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20036 Naveen.H.S <naveen.hs@kpitcummins.com>
20038 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20039 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20040 (print_operand): Handle resbank in %@ operand code.
20041 (sh_encode_section_info): New.
20042 (push_regs): Add conditions for resbank.
20043 (sh_expand_epilogue): Likewise.
20044 (sh_insert_attributes): Likewise.
20045 (sh_attribute_table): Likewise.
20046 (sh_handle_resbank_handler_attribute): New.
20047 (sh2a_handle_function_vector_handler_attribute): New.
20048 (sh2a_is_function_vector_call): New.
20049 (sh2a_get_function_vector_number): New.
20050 (sh2a_function_vector_p): New.
20051 (sh_cfun_resbank_handler_p): New.
20052 * config/sh/sh.md (calli): Emit jsr/n if possible.
20053 (calli_tbr_rel): New.
20054 (calli_pcrel): Emit jsr/n if possible.
20055 (return_i): Emit rts/n if possible.
20056 (call_valuei_tbr_rel): New.
20057 (call_valuei_pcrel): Add condition for SH2A target.
20058 (call_value): Likewise.
20059 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20060 (sh2a_get_function_vector_number): Likewise.
20061 (sh2a_is_function_vector_call): Likewise.
20062 * doc/extend.texi: Document TBR relative addressing of SH2A.
20063 (resbank): Add description for SH2A.
20065 2008-03-24 Richard Guenther <rguenther@suse.de>
20068 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20069 pointer assignments change conversions according to middle-end rules.
20070 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20071 * configure.ac: Include type checking in yes.
20072 * configure: Regenerate.
20074 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20076 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20077 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20079 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20081 * gthr-vxworks.h (UNUSED): Define.
20083 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20085 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20087 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20089 * doc/extend.texi (Function Attributes): Add missing comma in the
20090 example of the "alloc_size" attribute.
20092 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20095 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20097 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20100 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20103 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20104 of the underlying type of a MS bitfield layout to the natural
20105 alignment of the type.
20107 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20109 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20110 to their natural alignment to avoid store forwarding stalls.
20112 2008-03-22 Richard Guenther <rguenther@suse.de>
20114 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20115 For PHI nodes verify the address is invariant.
20116 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20117 (get_symbol_constant_value): Use is_gimple_min_invariant.
20118 (maybe_fold_stmt_indirect): Likewise.
20120 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20122 PR rtl-optimization/33927
20123 * Makefile.in (dse.o): Depend on $(TM_P_H).
20124 * expr.h (extract_low_bits): Declare.
20125 * expmed.c (extract_low_bits): New function.
20126 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20127 * dse.c: Include tm_p.h.
20128 (find_shift_sequence): Remove the read_reg argument and return the
20129 read value. Emit the instructions instead of returning them.
20130 Iterate on new_mode rather than calculating it each time.
20131 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20132 source to NEW_MODE and extract_low_bits to convert the shifted
20133 value to READ_MODE.
20134 (replace_read): Allow the load and store to have different mode
20135 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20136 or extraction instructions before trying the replacement. Update
20137 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20139 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20141 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20142 to their natural alignment to avoid store forwarding stalls.
20144 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20147 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20148 encouraging but not allowing gprs for input;
20149 change the input constraint to !f#r.
20150 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20152 change the output constraint to !f#r.
20154 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20157 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20158 corresponding post-reload splitters.
20159 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20160 when x87 FP math is selected.
20161 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20162 New function prototype.
20163 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20164 unreachable function to ease macroization of insn patterns.
20166 2008-03-21 Martin Jambor <mjambor@suse.cz>
20168 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20169 reference dumps if ddr is NULL or dependence is unknown.
20171 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20173 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20174 unsigned extension into account.
20175 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20176 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20177 Do computations on a scratch register.
20179 2008-03-21 Richard Guenther <rguenther@suse.de>
20181 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20182 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20183 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20184 * tree-ssa-dom.c (record_equality): Likewise.
20185 * tree-inline.c (copy_body_r): Likewise.
20186 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20189 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20191 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20192 as 'delete_unused' argument.
20194 2008-03-20 Richard Guenther <rguenther@suse.de>
20196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20197 special casing of constant qualifiers.
20198 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20199 care about them in general.
20200 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20201 regardless of their type.
20202 (fold_stmt_r): Forcefully fold *& if we end up with that.
20204 2008-03-20 Paul Brook <paul@codesourcery.com>
20206 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20207 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20209 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20211 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20212 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20214 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20216 * common.opt (Wmudflap): New option.
20217 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20218 (mx_register_decls): Likewise.
20219 (mudflap_finish_file): Likewise.
20220 * doc/invoke.texi: Document -Wno-mudflap.
20222 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20224 * c-format.c (replace_format_name_to_system_name): New.
20225 (cmp_attribs): New.
20226 (convert_format_name_to_system_name): New.
20227 (decode_format_attr): Add use of convert_format_name_to_system_name.
20228 (format_types_orig): Add gnu_ prefix to names.
20229 (check_format_info_main): Special treating of \0 escaped names for
20230 supporting multi-character format specifiers as I32, I64.
20231 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20232 (gnu_target_overrides_format_attributes): New.
20233 * c-format.h: Add structure target_ovr_attr to hold
20234 system specific formatter names.
20235 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20236 msformat-c.o file to c_target_objs and cxx_target_objs.
20237 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20238 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20239 (TARGET_N_FORMAT_TYPES): New.
20240 * config/i386/msformat-c.c: New.
20241 * config/i386/t-cygming: Add build rule for msformat-c.o.
20242 * doc/extend.texi: Add new format names gnu_* and ms_* and
20244 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20246 2008-03-20 Ira Rosen <irar@il.ibm.com>
20248 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20249 optimizations turned on under -O3.
20250 (ftree-vectorize): Add that the flag is turned on with -O3.
20252 2008-03-20 Ben Elliston <bje@au.ibm.com>
20254 * regmove.c (try_auto_increment): Fix spelling error in comment.
20255 * final.c (final_scan_insn): Likewise.
20257 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20260 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20261 allocator preferences for "y" and "r" class registers.
20262 ("*mov<mode>_internal"): Ditto.
20263 ("*movv2sf_internal_rex64"): Ditto.
20264 ("*movv2sf_internal"): Ditto.
20266 2008-03-19 Michael Matz <matz@suse.de>
20268 PR middle-end/35616
20269 * calls.c (expand_call): Check overlap of arguments with call
20270 address for sibcalls.
20272 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20275 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20276 of the underlying type of a MS bitfield layout to the natural
20277 alignment of the type.
20279 2008-03-19 Jan Hubicka <jh@suse.cz>
20282 * toplev.c (decode_d_option): Handle all CPP flags.
20283 * tree-vrp.c: Update tree_pass descriptors.
20284 * regrename.c: Update tree_pass descriptors.
20285 * fwprop.c: Update tree_pass descriptors.
20286 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20287 * tree-into-ssa.c: Update tree_pass descriptors.
20288 * tree-dump.c: Update tree_pass descriptors.
20289 * tree-complex.c: Update tree_pass descriptors.
20290 * tree-dump.h: Update tree_pass descriptors.
20291 * see.c: Update tree_pass descriptors.
20292 * cgraphbuild.c: Update tree_pass descriptors.
20293 * tracer.c: Update tree_pass descriptors.
20294 * tree-loop-distribution.c: Update tree_pass descriptors.
20295 * cgraph.c: Update tree_pass descriptors.
20296 * postreload-gcse.c: Update tree_pass descriptors.
20297 * postreload.c: Update tree_pass descriptors.
20298 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20299 * tree-tailcall.c: Update tree_pass descriptors.
20300 * tree-pass.h (tree_opt_pass): Rename to ...
20301 (opt_pass) ... this one; add "type" field and remove letter field.
20302 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20303 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20304 all_lowering_passes): Update declaration.
20305 * ipa-cp.c: Update tree_pass descriptors.
20306 * final.c: Update tree_pass descriptors.
20307 * omp-low.c: Update tree_pass descriptors.
20308 * tree-ssa-dse.c: Update tree_pass descriptors.
20309 * ipa-reference.c: Update tree_pass descriptors.
20310 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20311 * auto-inc-dec.c: Update tree_pass descriptors.
20312 * reorg.c: Update tree_pass descriptors.
20313 * cgraphunit.c: Update tree_pass descriptors.
20314 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20315 * tree-ssa-ccp.c: Update tree_pass descriptors.
20316 * df-core.c: Update tree_pass descriptors.
20317 * mode-switching.c: Update tree_pass descriptors.
20318 * tree-nomudflap.c: Update tree_pass descriptors.
20319 * modulo-sched.c: Update tree_pass descriptors.
20320 * ipa-pure-const.c: Update tree_pass descriptors.
20321 * cse.c: Update tree_pass descriptors.
20322 * web.c: Update tree_pass descriptors.
20323 * tree-stdarg.c: Update tree_pass descriptors.
20324 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20325 * tree-ssa-dom.c: Update tree_pass descriptors.
20326 * tree-nrv.c: Update tree_pass descriptors.
20327 * tree-ssa-alias.c: Update tree_pass descriptors.
20328 * loop-init.c: Update tree_pass descriptors.
20329 * gimple-low.c: Update tree_pass descriptors.
20330 * ipa-inline.c: Update tree_pass descriptors.
20331 * tree-ssa-sink.c: Update tree_pass descriptors.
20332 * global.c: Update tree_pass descriptors.
20333 * ifcvt.c: Update tree_pass descriptors.
20334 * jump.c: Update tree_pass descriptors.
20335 * predict.c: Update tree_pass descriptors.
20336 * tree-ssa-loop.c: Update tree_pass descriptors.
20337 * recog.c: Update tree_pass descriptors.
20338 * dse.c: Update tree_pass descriptors.
20339 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20340 * tree-eh.c: Update tree_pass descriptors.
20341 * regmove.c: Update tree_pass descriptors.
20343 * function.c: Update tree_pass descriptors.
20344 * tree-vectorizer.c: Update tree_pass descriptors.
20345 * gcse.c: Update tree_pass descriptors.
20346 * ipa-type-escape.c: Update tree_pass descriptors.
20347 * tree-if-conv.c: Update tree_pass descriptors.
20348 * init-regs.c: Update tree_pass descriptors.
20349 * ipa.c: Update tree_pass descriptors.
20350 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20351 * rtl-factoring.c: Update tree_pass descriptors.
20352 * lower-subreg.c: Update tree_pass descriptors.
20353 * bt-load.c: Update tree_pass descriptors.
20354 * tree-dfa.c: Update tree_pass descriptors.
20355 * except.c: Update tree_pass descriptors.
20356 * emit-rtl.c: Update tree_pass descriptors.
20357 * cfgexpand.c: Update tree_pass descriptors.
20358 * tree-cfgcleanup.c: Update tree_pass descriptors.
20359 * cfgcleanup.c: Update tree_pass descriptors.
20360 * tree-ssa-pre.c: Update tree_pass descriptors.
20361 * tree-sra.c: Update tree_pass descriptors.
20362 * tree-mudflap.c: Update tree_pass descriptors.
20363 * tree-ssa-copy.c: Update tree_pass descriptors.
20364 * cfglayout.c: Update tree_pass descriptors.
20365 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20366 * tree-ssa-dce.c: Update tree_pass descriptors.
20367 * tree-ssa.c: Update tree_pass descriptors.
20368 * regclass.c: Update tree_pass descriptors.
20369 * integrate.c: Update tree_pass descriptors.
20370 * tree-optimize.c: Update tree_pass descriptors.
20371 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20372 * tree-object-size.c: Update tree_pass descriptors.
20373 * combine.c: Update tree_pass descriptors.
20374 * tree-outof-ssa.c: Update tree_pass descriptors.
20375 * bb-reorder.c: Update tree_pass descriptors.
20376 * stack-ptr-mod.c: Update tree_pass descriptors.
20377 * var-tracking.c: Update tree_pass descriptors.
20378 * tree-profile.c: Update tree_pass descriptors.
20379 * tree-vect-generic.c: Update tree_pass descriptors.
20380 * reg-stack.c: Update tree_pass descriptors.
20381 * sched-rgn.c: Update tree_pass descriptors.
20382 * tree-ssa-structalias.c: Update tree_pass descriptors.
20383 * tree-cfg.c: Update tree_pass descriptors.
20384 * passes.c (current_pass): Update declaration.
20385 (finish_optimization_passes): Update.
20386 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20387 (register_one_dump_file, register_dump_files_1, next_pass_1):
20389 (init_optimization_passes): Update handling of new types.
20390 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20391 * ipa-struct-reorg.c: Update tree_pass descriptors.
20392 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20393 * combine-stack-adj.c: Update tree_pass descriptors.
20394 * cfgrtl.c: Update tree_pass descriptors.
20395 * dce.c: Update tree_pass descriptors.
20396 * tree-ssanames.c: Update tree_pass descriptors.
20398 2008-03-19 Richard Guenther <rguenther@suse.de>
20400 PR middle-end/35609
20401 * tree-ssa.c (walk_data): New structure.
20402 (warn_uninitialized_var): If not always_executed warn with "maybe"
20404 (execute_early_warn_uninitialized): Compute post-dominators.
20405 Initialize always_executed before processing each basic block.
20407 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20410 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20411 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20413 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20415 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20417 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20419 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20421 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20422 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20423 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20424 target after ignore has been set, and move there also the commputation
20425 of subtarget and original_target.
20426 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20427 (LANG_HOOKS_INITIALIZER): Remove it.
20428 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20430 2008-03-18 Richard Guenther <rguenther@suse.de>
20432 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20433 found an expression with constants, note that in the VN for the lhs.
20434 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20435 fold them to constants if possible. Run cleanup_cfg if done so.
20436 (execute_pre): Return todo.
20437 (do_pre): Likewise.
20438 (execute_fre): Likewise.
20439 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20441 (get_prop_source_stmt): Look through pointer conversions.
20443 2008-03-18 Jan Hubicka <jh@suse.cz>
20445 * tree-pretty-print.c: Include predict.h.
20446 (dump_generic_node): Dump predictor.
20447 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20448 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20449 * gimple-low.c (lower_stmt): Likewise.
20450 * expr.c (expand_expr_real): Likewise.
20451 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20453 (build_predict_expr, build_predict_expr): New.
20454 * predict.h (predictor_name, build_predict_expr): Update.
20455 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20456 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20457 * predict.def (PRED_CONTINUE): Update hitrate.
20458 * tree.def (PREDICT_EXPR): Define.
20459 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20460 do not handle BIND_EXPR.
20461 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20462 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20463 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20466 2008-03-18 Michael Matz <matz@suse.de>
20468 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20470 2008-03-18 Richard Guenther <rguenther@suse.de>
20472 * tree-gimple.h (is_gimple_invariant_address): Declare.
20473 (is_gimple_constant): Likewise.
20474 * tree-gimple.c (is_gimple_constant): New function.
20475 (is_gimple_invariant_address): Likewise.
20476 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20477 and is_gimple_invariant_address.
20478 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20480 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20481 an addressable base.
20483 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20485 PR middle-end/35611
20486 * gimplify.c (gimplify_expr): Gimplify second operand of
20489 2008-03-17 Richard Guenther <rguenther@suse.de>
20491 PR tree-optimization/19637
20492 * fold-const.c (fold_unary): Remove restrictions of removing
20493 intermediate pointer-conversions (P2)(P1)P0.
20494 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20495 conversion to void pointer.
20496 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20498 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20501 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20502 emulated thread local variables.
20504 2008-03-16 Richard Guenther <rguenther@suse.de>
20506 PR middle-end/35607
20507 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20508 expand TREE_INVARIANT operations that are not gimple invariant.
20510 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20512 * doc/extend.texi (Alignment): Say that the ABI controls
20513 the __alignof__ for non-strict-alignment targets rather
20514 than being a recommendation.
20516 2008-03-15 Paul Brook <paul@codesourcery.com>
20518 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20520 (arm_output_fn_unwind): Mark functions that can not be unwound.
20522 2008-03-15 Paul Brook <paul@codesourcery.com>
20524 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20525 extension instructions.
20527 2008-03-15 Richard Guenther <rguenther@suse.de>
20529 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20530 and fold constant aggregate refs.
20531 (fold_const_aggregate_ref): Handle string constants
20532 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20533 (evaluate_stmt): Simplify now that ccp_fold folds constant
20536 2008-03-15 Paul Brook <paul@codesourcery.com>
20538 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20539 (extzv): Use gen_extzv_t2.
20540 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20542 2008-03-15 Richard Guenther <rguenther@suse.de>
20544 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20545 (fold_const_aggregate_ref): Likewise.
20546 (get_value): Return NULL if we don't have any values.
20547 (ccp_finalize): Set const_val to NULL after freeing it.
20548 * tree-flow.h (get_symbol_constant_value): Declare.
20549 (fold_const_aggregate_ref): Likewise.
20550 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20552 2008-03-15 Richard Guenther <rguenther@suse.de>
20554 PR middle-end/35593
20555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20556 to not produce negative array indices if not allowed. Add
20557 parameter to indicate that.
20558 (maybe_fold_offset_to_component_ref): Allow negative array
20559 indices only for the first member of a structure.
20560 (maybe_fold_offset_to_reference): Allow negative array indices.
20561 (maybe_fold_stmt_addition): Likewise.
20563 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20564 Anatoly Sokolov <aesok@post.ru>
20566 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20567 (avr_arch): Add ARCH_AVR6.
20568 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20569 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20570 instead of fixed value 2.
20571 (print_operand_address): Use gs() asm specifier instead of pm().
20572 (avr_assemble_integer): (Ditto.).
20573 (avr_output_addr_vec_elt): (Ditto.).
20574 (print_operand): Handle "!" code.
20575 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20576 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20577 (AVR_HAVE_EIJMP_EICALL): Define.
20578 (AVR_3_BYTE_PC): Redefine.
20579 (AVR_2_BYTE_PC): (Ditto.).
20580 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20581 (LINK_SPEC): Add atmega2560 and atmega2561.
20582 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20584 * config/avr/avr.md (call_insn): Use eicall instead of icall
20585 for 3 byte PC devices.
20586 (call_value_insn): (Ditto.).
20587 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20588 (indirect_jump): Use only for for 2 byte PC devices.
20589 (*tablejump): (Ditto.).
20590 (*indirect_jump_avr6): Add insn.
20591 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20592 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20593 instead of ijmp for 3 byte PC devices.
20594 (__tablejump2__): (Ditto.).
20595 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20596 (MULITLIB_DIRNAMES): (Ditto.).
20597 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20599 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20601 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20602 "sse2_umulsidi3". Use V1DI mode for operand 0.
20603 ("mmx_psadbw"): Use V1DI mode for operand 0.
20604 * config/i386/i386-modes.def (V1SI): New vector mode.
20605 * config/i386/i386.c (struct builtin_description)
20606 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20607 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20608 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20609 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20610 v1di_ftype_v8qi_v8qi type.
20611 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20613 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20614 __builtin_ia32_pmuludq]: Fix the mode of return value.
20616 2008-03-15 Richard Guenther <rguenther@suse.de>
20618 PR middle-end/35595
20619 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20622 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20624 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20625 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20626 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20627 unless TARGET_SERIALIZE_VOLATILE is enabled.
20628 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20629 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20630 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20632 2008-03-14 Richard Guenther <rguenther@suse.de>
20634 PR tree-optimization/34172
20635 * tree-flow.h (refs_may_alias_p): Declare.
20636 (get_single_def_stmt): Likewise.
20637 (get_single_def_stmt_from_phi): Likewise.
20638 (get_single_def_stmt_with_phi): Likewise.
20639 * tree-dfa.c (refs_may_alias_p): New function.
20640 (get_single_def_stmt): Likewise.
20641 (get_single_def_stmt_from_phi): Likewise.
20642 (get_single_def_stmt_with_phi): Likewise.
20643 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20644 (vn_reference_lookup_1): New helper function.
20645 (vn_reference_lookup): Walk the virtual use-def chain to
20646 continue searching for a match if the def does not alias the
20647 reference we are looking for.
20649 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20651 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20652 archive and Perzl. Update The Written Word listing.
20654 2008-03-14 Richard Guenther <rguenther@suse.de>
20656 PR tree-optimization/34043
20657 PR tree-optimization/33989
20658 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20660 (bitmap_find_leader): Use extra argument to verify dominance
20661 relationship inside a basic-block.
20662 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20663 (find_leader_in_sets): Adjust.
20664 (create_component_ref_by_pieces): Take extra argument for
20665 dominance check, handle lookup failures.
20666 (find_or_generate_expression): Likewise.
20667 (create_expression_by_pieces): Likewise.
20668 (insert_into_preds_of_block): Adjust.
20669 (create_value_expr_from): If asked for, verify all operands
20670 are in the blocks AVAIL_OUT set.
20671 (make_values_for_stmt): Check for SSA_NAMEs that are life
20672 over an abnormal edge.
20673 (compute_avail): Remove such check.
20674 (do_SCCVN_insertion): New function.
20675 (eliminate): If we do not find a leader suitable for replacement
20676 insert a replacement expression from SCCVN if available.
20677 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20678 (struct vn_ssa_aux): Add needs_insertion flag.
20679 * tree-ssa-sccvn.c (may_insert): New global flag.
20680 (copy_reference_ops_from_ref): Value-number union member access
20681 based on its size, not type and member if insertion is allowed.
20682 (visit_reference_op_load): For a weak match from union type
20683 punning lookup a view-converted value and insert a SSA_NAME
20684 for that value if that is not found.
20685 (visit_use): Make dumps shorter. Do not disallow value numbering
20686 SSA_NAMEs that are life over an abnormal edge to constants.
20687 (free_scc_vn): Release inserted SSA_NAMEs.
20688 (run_scc_vn): New flag to specify whether insertion is allowed.
20689 Process SSA_NAMEs in forward order.
20690 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20691 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20692 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20693 pointer type to/from integral types that do not change the
20694 precision to regular conversions.
20696 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20698 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20699 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20700 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20701 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20702 input arguments and the mode of return value. Built-in functions
20703 that operate on whole 64-bit MMX register now use V1DI mode.
20705 2008-03-13 Alon Dayan <alond@il.ibm.com>
20706 Olga Golovanevsky <olga@il.ibm.com>
20708 PR tree-optimization/35041
20709 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20710 to locate the right position in a statement.
20712 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20716 * config/i386/xmmintrin.h: Change all static inline functions to
20717 extern inline and add __gnu_inline__ attribute.
20718 * config/i386/bmintrin.h: Ditto.
20719 * config/i386/smmintrin.h: Ditto.
20720 * config/i386/tmmintrin.h: Ditto.
20721 * config/i386/mmintrin-common.h: Ditto.
20722 * config/i386/ammintrin.h: Ditto.
20723 * config/i386/emmintrin.h: Ditto.
20724 * config/i386/pmmintrin.h: Ditto.
20725 * config/i386/mmintrin.h: Ditto.
20726 * config/i386/mm3dnow.h: Ditto.
20728 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20730 PR middle-end/35185
20731 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20732 (lower_omp_2): New function.
20733 (lower_omp_1, lower_omp): Rewritten.
20735 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20738 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20739 with the phrase "Microsoft Windows compilers".
20740 (Push/Pop Macro Pragmas): New subsection. Document
20741 #pragma push_macro and pragma pop_macro.
20743 2008-03-12 Paul Brook <paul@codesourcery.com>
20745 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20747 2008-03-12 Paul Brook <paul@codesourcery.com>
20749 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20750 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20751 (thumb2_addsi_shortim): Rename ...
20752 (thumb2_addsi_short): ... to this. Allow register operands.
20753 (thumb2_subsi_short): New pattern.
20754 (thumb2_one_cmplsi2_short,
20755 thumb2_negsi2_short): New patterns and peepholes.
20757 2008-03-12 Paul Brook <paul@codesourcery.com>
20759 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20761 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20763 * config/i386/i386.md (int_cond): New code iterator.
20765 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20766 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20767 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20768 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20769 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20770 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20771 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20772 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20774 2008-03-12 Paul Brook <paul@codesourcery.com>
20776 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20777 instead of {arm,thumb}_compute_save_reg_mask.
20778 (output_return_instruction): Ditto.
20779 (thumb_unexpanded_epilogue): Ditto.
20780 (thumb1_expand_prologue): Ditto.
20781 (thumb1_output_function_prologue): Ditto.
20782 (arm_set_return_address): Ditto.
20783 (thumb_set_return_address): Ditto.
20784 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20785 regs to achieve stack alignment.
20786 (thumb1_compute_save_reg_mask): Fix compiler warning.
20787 (arm_output_epilogue): Use offsets->saved_regs_mask.
20788 Adjust stack pointer by poping call clobered registers.
20789 (arm_expand_prologue): Use offsets->saved_regs_mask.
20790 Adjust stack pointer by pushing extra registers.
20791 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20793 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20796 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20797 conversion to the operands of a multiplication.
20799 2008-03-12 Richard Guenther <rguenther@suse.de>
20801 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20802 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20803 * timevar.def (TV_TREE_PHIPROP): Add.
20804 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20805 pass description. Use TV_TREE_PHIPROP.
20806 * tree-ssa-forwprop.c: Remove phiprop code.
20808 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20810 PR middle-end/35549
20811 * omp-low.c (maybe_lookup_decl): Constify first argument.
20812 (use_pointer_for_field): Change last argument from bool to
20813 omp_context *. Disallow shared copy-in/out in nested
20814 parallel if decl is shared in outer parallel too.
20815 (build_outer_var_ref, scan_sharing_clauses,
20816 lower_rec_input_clauses, lower_copyprivate_clauses,
20817 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20819 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20820 Ira Rosen <irar@il.ibm.com>
20822 * tree-vectorizer.c (free_stmt_vec_info): New function.
20823 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20824 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20825 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20826 * tree-vect-transform.c (vectorizable_conversion): Free
20827 vec_oprnds0 if it was allocated.
20828 (vect_permute_store_chain): Remove unused VECs.
20829 (vectorizable_store): Free VECs that are allocated in the..
20831 (vect_transform_strided_load, vectorizable_load): Likewise.
20832 (vect_remove_stores): Simplify the code.
20833 (vect_transform_loop): Move code to vect_remove_stores().
20834 Call vect_remove_stores() and free_stmt_vec_info().
20836 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20838 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20839 TARGET_HPUX. Revise comment.
20840 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20841 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20842 Use sr4 variant of `be' instruction when not generating PIC code.
20843 (attr_length_call): Adjust for above change.
20845 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20847 * ipa-reference.c (static_execute): Remove module_statics_const and
20848 associated setting code.
20850 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20853 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20854 predicate for operand 1.
20855 (paritysi2_cmp): Use register_operand predicate for operand 2.
20856 Use earlyclobber modifier for operand 1. Remove support for
20858 (paritydi2_cmp): Use register_operand predicate for operand 3.
20859 Use earlyclobber modifier for operand 1. Remove support for
20862 2008-03-11 Paul Brook <paul@codesourcery.com>
20863 Vladimir Prus <vladimir@codesourcery.com>
20865 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20866 (arm_compute_save_reg0_reg12_mask): Always
20867 check if register 11 must be saved. Always safe hard frame pointer
20868 when frame_pointer_needeed.
20869 (arm_compute_save_reg_mask): Save IP and PC
20870 only with apcs frames.
20871 (arm_output_epilogue): Adjust Thumb2 codepath to
20872 be also invoked and work for ARM non-apcs frames.
20873 (arm_expand_prologue): Don't bother saving IP
20874 for non-apcs frame, since it's not clobbered by
20875 prologue code. Implement non-apcs frame
20878 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20880 PR rtl-optimization/35281
20881 * expr.c (convert_move): Use a new pseudo for the intermediate
20882 from_mode->word_mode result.
20884 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20886 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20887 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20888 * toplev.c (compile_file): Don't call it.
20890 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20892 PR middle-end/35526
20893 * expr.c (store_expr): Call emit_block_move if the mode
20894 of "temp" RTX is BLKmode.
20896 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20897 Richard Guenther <rguenther@suse.de>
20899 PR tree-optimization/31358
20900 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20901 the step with a NULL_TREE.
20902 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20903 to sizetype if type is a pointer type.
20904 (add_candidate_1): Don't convert the base and step to
20905 the generic type if the orginal type is a pointer type.
20906 (add_iv_value_candidates): Use sizetype for the step
20907 if type is a pointer type.
20908 (cand_value_at): Likewise.
20909 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
20911 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
20912 Don't convert the tem affine to the type.
20913 (add_elt_to_tree): Use sizetype for the step if a pointer.
20914 Use POINTER_PLUS_EXPR for pointers.
20915 (aff_combination_to_tree): Use sizetype for the step if a
20918 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
20920 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
20921 Remove commutativity hint.
20923 2008-03-10 Jakub Jelinek <jakub@redhat.com>
20927 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
20928 errorneous type. Check that v is a VAR_DECL.
20930 PR middle-end/35099
20931 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
20933 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
20935 PR tree-optimization/35494
20936 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
20937 may be overriden at link and run time.
20939 2008-03-10 Richard Guenther <rguenther@suse.de>
20941 PR tree-optimization/34677
20942 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
20943 (poolify_tree): Likewise.
20944 (modify_expr_template): Likewise.
20945 (poolify_modify_stmt): Likewise.
20946 (insert_fake_stores): Handle all component-ref style stores
20947 in addition to INDIRECT_REF. Also handle complex types.
20948 Do not poolify the inserted load.
20949 (realify_fake_stores): Do not rebuild the tree but only
20950 make it a SSA_NAME copy.
20951 (init_pre): Remove initialzation of modify_expr_template.
20952 Do not allocate modify_expr_node_pool.
20953 (fini_pre): Do not free modify_expr_node_pool.
20955 2008-03-10 Paul Brook <paul@codesourcery.com>
20957 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
20958 to avoid conflicts.
20960 2008-03-10 Paul Brook <paul@codesourcery.com>
20961 Mark Shinwell <shinwell@codesourcery.com>
20963 * config/arm/cortex-r4.md: New.
20964 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
20966 * config/arm/arm.md: Include cortex-r4.md.
20967 (insn): Add smmls, sdiv and udiv values.
20968 (generic_sched): Don't use generic scheduling for Cortex-R4.
20969 (arm_issue_rate): New function.
20970 (TARGET_SCHED_ISSUE_RATE): Define.
20972 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
20974 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
20976 2008-03-10 Richard Guenther <rguenther@suse.de>
20978 * tree-ssa-pre.c (get_sccvn_value): Simplify.
20979 (compute_avail): Do not add stmt uses to AVAIL_OUT.
20981 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
20983 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20984 Set default to true.
20986 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20988 * c.opt (Wsynth): Deprecate.
20989 * doc/invoke.texi (Option Summary, Warning Options): Document
20990 -Wno-format-contains-nul.
20992 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
20995 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
20996 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
20998 2008-03-09 Ira Rosen <irar@il.ibm.com>
21000 * config/rs6000/rs6000.c (builtin_description): Rename vector
21001 left shift operations.
21002 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21003 (altivec_vsl<VI_char>): Rename to ...
21004 (ashl<mode>3): ... new name.
21005 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21007 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21009 2008-03-08 Richard Guenther <rguenther@suse.de>
21011 * coverage.h (tree_coverage_counter_addr): Declare.
21012 * coverage.c (tree_coverage_counter_addr): New function.
21013 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21014 before using again.
21015 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21016 (tree_gen_one_value_profiler): Likewise.
21017 (tree_gen_ic_profiler): Likewise.
21018 (tree_gen_average_profiler): Likewise.
21019 (tree_gen_ior_profiler): Likewise.
21021 2008-03-08 Richard Guenther <rguenther@suse.de>
21023 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21024 (vn_binary_op_insert): Likewise.
21025 (vn_unary_op_lookup): Likewise.
21026 (vn_unary_op_insert): Likewise.
21027 (vn_nary_op_lookup): Declare.
21028 (vn_nary_op_insert): Likewise.
21029 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21030 and binary hashes, use a single obstack for unary_op_pool
21031 and binary_op_pool.
21032 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21033 a single struct vn_nary_op_s. Store tree code length and
21034 a variable number of operands.
21035 (struct vn_reference_op_struct): Remove unused op2.
21036 (vn_reference_op_eq): Do not compare op2.
21037 (vn_reference_op_compute_hash): Do not compute hash of op2.
21038 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21039 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21040 with vn_nary_op_compute_hash.
21041 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21042 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21044 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21046 (visit_unary_op): Call nary functions.
21047 (visit_binary_op): Likewise.
21048 (process_scc): Adjust for struct vn_tables_s changes.
21049 (allocate_vn_table): Likewise.
21050 (free_vn_table): Likewise.
21051 * tree-vn.c (vn_add): Call nary functions.
21052 (vn_lookup): Likewise.
21054 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21057 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21058 wdst back after sync_compare_and_swapqhi_internal.
21060 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21063 * config/i386/i386-modes.def (V1DI): New vector mode.
21064 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21065 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21066 (MMXMODE248): Ditto.
21067 (MMXMODE): Add V1DI mode.
21068 (mmxvecsize): Change DI mode to V1DI mode.
21069 ("mov<mode>): Use MMXMODEI8 mode iterator.
21070 ("*mov<mode>_internal_rex64"): Ditto.
21071 ("*mov<mode>_internal"): Ditto.
21072 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21073 ("mmx_sub<mode>3"): Ditto.
21074 ("mmx_adddi3"): Remove insn pattern.
21075 ("mmx_subdi3"): Ditto.
21076 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21077 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21078 ("mmx_ashl<mode>3"): Ditto.
21079 ("mmx_lshrdi3"): Remove insn pattern.
21080 ("mmx_ashldi3"): Ditto.
21081 * config/i386/i386.c (classify_argument): Handle V1DImode.
21082 (function_arg_advance_32): Ditto.
21083 (function_arg_32): Ditto.
21084 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21085 mmx_addv1di3 insn pattern.
21086 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21087 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21088 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21089 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21090 Remove definitions of built-in functions.
21091 (V1DI_type_node): New node.
21092 (v1di_ftype_v1di_int): Ditto.
21093 (v1di_ftype_v1di_v1di): Ditto.
21094 (v2si_ftype_v2si_si): Ditto.
21095 (v4hi_ftype_v4hi_di): Remove node.
21096 (v2si_ftype_v2si_di): Ditto.
21097 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21098 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21099 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21100 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21101 Add new builtins using def_builtin_const.
21102 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21103 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21104 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21105 * config/i386/mmintrin.h (__v1di): New typedef.
21106 (_mm_add_si64): Cast arguments to __v1di type.
21107 (_mm_sub_si64): Ditto.
21108 (_mm_sll_pi16): Cast __count to __v4hi type.
21109 (_mm_sll_pi32): Cast __count to __v2si type.
21110 (_mm_sll_si64): Cast arguments to __v1di type.
21111 (_mm_srl_pi16): Cast __count to __v4hi type.
21112 (_mm_srl_pi32): Cast __count to __v2si type.
21113 (_mm_srl_si64): Cast arguments to __v1di type.
21114 (_mm_sra_pi16): Cast __count to __v4hi type.
21115 (_mm_sra_pi32): Cast __count to __v2si type.
21116 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21117 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21118 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21119 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21120 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21121 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21122 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21123 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21124 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21125 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21126 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21127 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21129 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21131 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21133 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21136 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21137 reg+const addressing for Altivec modes. Don't generate reg+reg
21138 addressing for TFmode or TDmode quantities.
21140 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21142 * c-common.c (vector_types_convertible_p): Call langhook
21143 instead of comptypes.
21145 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21148 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21149 integral and scalar float variables which have a
21152 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21154 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21155 dwarf_register_span hook when emitting unwind information for
21156 register-to-memory saves.
21157 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21158 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21160 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21162 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21163 for the same VAR_DECL.
21165 2008-03-06 Tom Tromey <tromey@redhat.com>
21167 * treelang: Delete.
21168 * doc/standards.texi (Standards): Don't mention treelang.
21169 * doc/invoke.texi (Overall Options): Don't mention treelang.
21170 * doc/install.texi (Prerequisites): Don't mention bison or
21172 (Configuration): Don't mention treelang.
21173 (Building): Likewise.
21174 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21176 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21178 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21179 word-extractions out of a multi-word object.
21181 2008-03-06 Richard Guenther <rguenther@suse.de>
21183 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21184 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21185 result type and precision.
21186 * expr.c (get_inner_reference): Set unsignedp based on the result
21187 type of BIT_FIELD_REF.
21188 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21189 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21190 (try_instantiate_multiple_fields): Likewise. Use the correct type
21192 (sra_build_assignment): Likewise.
21193 (sra_build_elt_assignment): Likewise.
21194 (sra_explode_bitfield_assignment): Likewise.
21195 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21196 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21197 set BIT_FIELD_REF_UNSIGNED.
21198 (vectorizable_load): Likewise.
21200 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21202 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21205 2008-03-06 Richard Guenther <rguenther@suse.de>
21207 * alias.c (struct alias_set_entry): Move has_zero_child field
21208 to pack with alias_set.
21210 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21215 2008-03-05 Ian Lance Taylor <iant@google.com>
21217 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21219 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21221 * fwprop.c (update_df): Support width and offset parameters of
21223 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21224 global_conflicts): Change DF_REF_EXTRACT to either
21225 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21226 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21227 * df-scan.c (df_ref_record, df_defs_record,
21228 df_ref_create_structure, df_def_record_1, df_uses_record,
21229 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21230 df_bb_refs_collect, df_entry_block_defs_collect,
21231 df_exit_block_uses_collect): Support new width and offset fields.
21232 (ref_extract_pool): New storage pool.
21233 (df_free_ref): New function.
21234 (df_reg_chain_unlink, df_free_collection_rec,
21235 df_sort_and_compress_refs): Call df_free_ref.
21236 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21238 (df_ref_create_structure): Allocate df_ref_extract if offset and
21239 width fields are used.
21240 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21241 (df_uses_record): Get offset and width from ZERO_EXTRACT
21243 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21244 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21245 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21246 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21247 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21248 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21249 (df_ref_extract): New structure.
21250 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21251 (df_ref_create): Add width and offset parameters.
21253 2008-03-05 Richard Guenther <rguenther@suse.de>
21255 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21256 Use ranges_overlap_p.
21257 (offset_overlaps_with_access): Rename
21258 to ranges_overlap_p and move ...
21259 * tree-flow-inline.h (ranges_overlap_p): ... here.
21261 * tree.h (get_inner_reference, handled_component_p): Update
21264 * tree.h (record_component_aliases, get_alias_set,
21265 alias_sets_conflict_p, alias_sets_must_conflict_p,
21266 objects_must_conflict_p): Move declarations ...
21267 * alias.h (record_component_aliases, get_alias_set,
21268 alias_sets_conflict_p, alias_sets_must_conflict_p,
21269 objects_must_conflict_p): ... here.
21270 Include coretypes.h.
21271 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21273 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21275 * cfg.c: Include tree-flow.h.
21276 (remove_edge_raw): Call redirect_edge_var_map_clear.
21277 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21278 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21279 (redirect_edge_var_map_result): New.
21280 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21281 PENDING_STMT use with redirect_edge_var_map_*.
21282 * tree-ssa.c (edge_var_maps): New definition.
21283 (redirect_edge_var_map_add): New.
21284 (redirect_edge_var_map_clear): New.
21285 (redirect_edge_var_map_dup): New.
21286 (redirect_edge_var_map_vector): New.
21287 (redirect_edge_var_map_destroy): New.
21288 (ssa_redirect_edge): Replace PENDING_STMT use with
21289 redirect_edge_var_map_*.
21290 (flush_pending_stmts): Same.
21291 (delete_tree_ssa): Destroy edge var map.
21292 * tree-flow.h (struct _edge_var_map): New.
21293 Define edge_var_map vector type.
21294 Declare redirect_edge_var_map_* prototypes.
21295 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21296 * tree-cfg.c (reinstall_phi_args): Replace
21297 PENDING_STMT use with redirect_edge_var_map_*.
21299 2008-03-05 Richard Guenther <rguenther@suse.de>
21301 PR tree-optimization/35472
21302 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21303 whose single use_stmt has a overlapping set of loaded and
21304 stored symbols as that use_stmt might be a noop assignment then.
21306 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21308 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21310 2008-03-05 Richard Guenther <rguenther@suse.de>
21313 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21314 should be constants.
21315 * tree-cfg.c (verify_expr): Verify it.
21316 * fold-const.c (fold_truthop): Remove code generating
21317 BIT_FIELD_REFs of structure bases.
21318 (fold_binary): Likewise.
21319 (fold_ternary): Position and size of BIT_FIELD_REFs are
21320 always host integers.
21321 (make_bit_field_ref): Remove.
21322 (optimize_bit_field_compare): Remove.
21323 (all_ones_mask_p): Remove.
21325 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21328 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21329 (split_block_and_df_analyze): New. Split basic block and rebuild
21331 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21333 (split_pattern_seq): Likewise.
21334 (erase_matching_seqs): Likewise.
21335 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21337 2008-03-04 Geoff Keating <geoffk@apple.com>
21339 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21340 declaration and code.
21341 (tree_invalid_nonnegative_warnv_p): Likewise.
21343 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21345 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21346 examples. Truncate option-names then causing overfull hbox.
21348 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21351 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21353 * configure: Rebuilt.
21355 2008-03-04 Rafael EspÃndola <espindola@google.com>
21357 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21358 (tree_unary_nonnegative_warnv_p): New.
21359 (tree_binary_nonnegative_warnv_p): New.
21360 (tree_single_nonnegative_warnv_p): New.
21361 (tree_invalid_nonnegative_warnv_p): New.
21362 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21364 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21367 * opts.c (handle_option): Postpone 'unknown option' errors only for
21370 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21373 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21376 2008-03-04 Rafael EspÃndola <espindola@google.com>
21378 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21379 (tree_binary_nonzero_warnv_p): New.
21380 (tree_single_nonzero_warnv_p): New.
21381 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21383 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21385 PR middle-end/35456
21386 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21387 transformations for modes that have signed zeros.
21388 * ifcvt.c (noce_try_abs): Ditto.
21390 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21392 * config/i386/i386.c (override_options): Force
21393 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21395 2008-03-04 Jan Hubicka <jh@suse.cz>
21398 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21401 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21403 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21404 label to probe the stack.
21406 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21408 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21409 (__gthr_win32_mutex_destroy): Declare.
21410 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21411 __gthr_win32_mutex_destroy.
21412 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21414 2008-03-03 Jan Hubicka <jh@suse.cz>
21417 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21418 aggressive on inlining cold calls.
21420 2008-03-03 Richard Guenther <rguenther@suse.de>
21422 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21423 struct copies into the expression table.
21424 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21425 (try_to_simplify): Likewise.
21426 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21427 integral and pointer arguments which do not change the
21428 precision to NOP_EXPRs.
21429 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21430 VIEW_CONVERT_EXPR case.
21432 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21434 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21435 defined in a loop at depth 0 is invariant.
21436 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21437 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21438 be called at loop depth 0.
21440 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21443 * gcc.c (process_command): Update copyright notice dates.
21444 * gcov.c (print_version): Likewise.
21445 * gcov-dump.c (print_version): Likewise.
21446 * mips-tfile.c (main): Likewise.
21447 * mips-tdump.c (main): Likewise.
21449 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21452 * c-common.c (flag_permissive): Delete.
21453 (constant_expression_warnings): Check flags first.
21454 (constant_expression_error): New.
21455 * c-common.h (flag_permissive): Delete.
21456 (constant_expression_error): Declare.
21457 * flags.h (flag_permissive): Declare. Update description.
21458 * diagnostic.c (pedwarn): Update.
21460 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21461 (permissive_error_kind): New.
21462 * toplev.c (flag_permissive): Define. Update description.
21463 * toplev.h (permissive_error_kind): Declare.
21464 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21465 (pedwarn_c90): Use pedantic_warning_kind.
21466 * c-opts.c (c_common_post_options): flag_permissive does not affect
21467 flag_pedantic_errors.
21469 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21471 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21472 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21473 __absvsi2, __absvDI2): Use unsigned arithmetic.
21475 2008-03-02 Andi Kleen <ak@suse.de>
21476 Richard Guenther <rguenther@suse.de>
21478 * struct-equiv.c: Remove file.
21479 * cfg_cleanup.c (condjump_equiv_p): Remove.
21480 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21481 (struct-equiv.o): Remove rule.
21482 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21483 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21484 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21486 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21488 * ifcvt.c (noce_process_if_block): Try to handle only the then
21489 block if the else block exists but isn't suitable.
21491 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21494 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21495 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21496 regression from previous patch.
21498 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21501 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21503 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21504 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21505 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21506 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21507 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21508 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21509 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21510 (__gthread_mutex_destroy_function): Rename to
21511 __gthread_mutex_destroy.
21512 * gthr-dce.h (__gthread_mutex_destroy): Call
21513 pthread_mutex_destroy.
21514 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21515 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21516 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21518 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21520 * df-scan.c (df_ref_chain_change_bb): Simplify.
21521 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21522 set_block_for_insn if there's any change.
21523 * df.h ((df_insn_change_bb): Fix prototype.
21524 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21525 df_insn_change_bb, don't call set_block_for_insn.
21526 * emit-rtl.c (reorder_insns): Likewise.
21527 * haifa-sched.c (move_insn): Likewise.
21529 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21531 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21533 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21535 * tree-flow-inline.h (next_readonly_imm_use): Return
21536 NULL_USE_OPERAND_P after the end.
21538 2008-03-01 Richard Guenther <rguenther@suse.de>
21540 PR tree-optimization/35411
21541 * tree-sra.c (sra_build_assignment): Split conversion to
21542 final type to a separate statement if we are not assigning
21545 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21547 * fold-const.c (fold_convertible_p): Correct the logic to follow
21548 that in fold_convert().
21550 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21553 * tree-inline.c (build_duplicate_type): When we make a
21554 duplicate type, make it unique in the canonical types system.
21556 2008-02-29 Tom Tromey <tromey@redhat.com>
21558 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21559 input_file_stack_history, input_file_stack_restored): Remove.
21560 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21561 * input.h (struct file_stack): Remove.
21562 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21563 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21565 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21567 (diagnostic_last_module_changed): Add 'map' argument.
21568 (diagnostic_set_last_function): Likewise.
21569 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21570 line map, not input_file_stack.
21571 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21573 2008-02-29 Paul Brook <paul@codesourcery.com>
21575 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21577 2008-02-29 Paul Brook <paul@codesourcery.com>
21579 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21581 2008-02-29 Richard Guenther <rguenther@suse.de>
21583 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21585 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21586 value for comparing for a store match.
21587 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21588 (try_to_simplify): Do not do a full-blown reference lookup.
21590 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21592 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21593 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21595 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21597 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21599 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21600 strides against cache sizes.
21602 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21604 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21607 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21609 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21610 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21611 is smaller than the original promoted value.
21612 (simplify_subreg): If OP is a SUBREG, try to preserve its
21613 SUBREG_PROMOTED_VAR_P information.
21615 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21617 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21618 (VN_INFO_GET): Allocate new objects on the obstack.
21619 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21620 for rpo_numbers_temp, for consistency.
21621 (free_scc_vn): Free the obstack.
21623 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21625 * doc/invoke.texi: Document -ftree-loop-distribution.
21626 * tree-loop-distribution.c: New.
21627 * tree-pass.h (pass_loop_distribution): New.
21628 * graphds.h (struct graph): Add htab_t indices.
21629 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21630 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21631 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21632 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21633 * tree-data-ref.c (debug_data_dependence_relations): New.
21634 (dump_data_dependence_relation): Also print data references.
21635 (free_data_ref): Extern.
21636 (same_access_functions): Moved...
21637 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21638 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21639 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21640 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21641 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21642 (stmts_from_loop): Skip LABEL_EXPR.
21643 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21645 (build_rdg): Initialize rdg->indices htab.
21646 (free_rdg, stores_from_loop, ref_base_address,
21647 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21648 have_similar_memory_accesses_1, ref_base_address_1,
21649 remove_similar_memory_refs): New.
21650 * tree-data-ref.h: Depend on tree-chrec.h.
21651 (debug_data_dependence_relations, free_data_ref): Declared.
21652 (same_access_functions): ... here.
21653 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21655 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21656 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21657 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21658 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21659 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21660 rdg_vertex_for_stmt): Declared.
21661 (struct rdg_edge): Add level.
21663 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21664 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21666 (rdg_has_similar_memory_accesses): New.
21667 * tree-vect-analyze.c: Remove unused static decls.
21668 * lambda.h (dependence_level): New.
21669 * common.opt (ftree-loop-distribution): New.
21670 * tree-flow.h (mark_virtual_ops_in_bb,
21671 slpeel_tree_duplicate_loop_to_edge_cfg,
21672 rename_variables_in_loop): Declared.
21673 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21674 (OBJS-common): Add tree-loop-distribution.o.
21675 (tree-loop-distribution.o): New rule.
21676 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21677 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21678 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21680 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21683 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21684 other than structures and unions.
21686 2008-02-28 Richard Guenther <rguenther@suse.de>
21689 2008-02-26 Richard Guenther <rguenther@suse.de>
21691 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21692 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21693 (lookup_decl_from_uid): Declare.
21694 (remove_decl_from_map): Likewise.
21695 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21696 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21697 (decl_for_uid_map): New global hashtable mapping DECL_UID
21699 (init_ttree): Allocate it.
21700 (insert_decl_to_uid_decl_map): New helper function.
21701 (make_node_stat): Insert new decls into the map.
21702 (copy_node_stat): Likewise.
21703 (lookup_decl_from_uid): New function.
21704 (remove_decl_from_map): Likewise.
21705 (print_decl_for_uid_map_statistics): New helper.
21706 (dump_tree_statistics): Call it.
21708 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21709 (referenced_var_iterator): Adjust.
21710 (FOR_EACH_REFERENCED_VAR): Adjust.
21711 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21712 (num_referenced_vars): Adjust.
21713 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21714 (first_referenced_var): Remove.
21715 (end_referenced_vars_p): Likewise.
21716 (next_referenced_var): Likewise.
21717 (referenced_var_iterator_set): New helper function.
21718 * tree-dfa.c (referenced_var_lookup): Adjust.
21719 (referenced_var_check_and_insert): Likewise.
21720 (remove_referenced_var): Likewise.
21721 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21723 (verify_call_clobbering): Likewise.
21724 (verify_memory_partitions): Likewise.
21725 (init_tree_ssa): Allocate bitmap instead of hashtable for
21727 (delete_tree_ssa): Adjust.
21728 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21729 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21730 (compute_tag_properties): Likewise.
21731 (set_initial_properties): Likewise.
21732 (find_partition_for): Likewise.
21733 (update_reference_counts): Likewise.
21734 (dump_may_aliases_for): Likewise.
21735 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21736 (add_call_clobber_ops): Likewise.
21737 (add_call_read_ops): Likewise.
21738 (get_asm_expr_operands): Likewise.
21739 * tree-into-ssa.c (dump_decl_set): Likewise.
21740 (update_ssa): Likewise.
21741 * tree-sra.c (scan_function): Likewise.
21742 (decide_instantiations): Likewise.
21743 (scalarize_parms): Likewise.
21744 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21745 (dsa_named_for): Likewise.
21746 * tree-ssa-structalias.c (update_alias_info): Likewise.
21747 (merge_smts_into): Likewise.
21749 2008-02-27 David Daney <ddaney@avtrex.com>
21752 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21753 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21754 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21755 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21756 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21758 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21761 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21762 (BUILT_IN_NEXTTOWARD): Remove.
21763 (BUILT_IN_NEXTTOWARDF): Ditto.
21764 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21765 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21767 2008-02-27 Tom Tromey <tromey@redhat.com>
21769 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21770 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21772 2008-02-27 Jan Beulich <jbeulich@novell.com>
21774 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21775 update the respective field on newdecl.
21777 2008-02-27 Revital Eres <eres@il.ibm.com>
21779 PR rtl-optimization/34999
21780 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21781 crossing edges that ends with a call insn.
21782 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21783 call insn and clear the EDGE_CROSSING flag of the crossing edge
21784 when fixing fallthru edges.
21786 2008-02-27 Richard Guenther <rguenther@suse.de>
21788 PR middle-end/35390
21789 * fold-const.c (fold_unary): Return the correct argument,
21790 converted to the result type.
21792 2008-02-27 Richard Guenther <rguenther@suse.de>
21794 PR middle-end/34971
21795 * expr.c (expand_expr_real_1): Assert on rotates that operate
21797 * fold-const.c (fold_binary): Use the types precision, not the
21798 bitsize of the mode if folding rotate expressions. Build rotates
21799 only for full modes.
21801 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21803 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21804 and CPP_PRAGMA_EOL.
21805 * c-pragma.c (pragma_ns_name): New typedef.
21806 (registered_pp_pragmas): New variable.
21807 (c_pp_lookup_pragma): New function.
21808 (c_register_pragma_1): If flag_preprocess_only, do nothing
21809 for non-expanded pragmas, for expanded ones push pragma's
21810 namespace and name into registered_pp_pragmas vector.
21811 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21812 flag_preprocess_only, don't register GCC pch_preprocess
21813 pragma if flag_preprocess_only.
21814 * c-opts.c (c_common_init): Call init_pragma even if
21815 flag_preprocess_only.
21816 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21817 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21818 cpp_register_pragma if flag_preprocess_only.
21820 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21823 * c-parser.c (c_parser_translation_unit): Warn for empty
21824 translation unit, not empty source file.
21826 2008-02-26 Paul Brook <paul@codesourcery.com>
21828 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21829 operand for Thumb-2.
21830 * config/arm/arm.h (reg_class): Add CORE_REGS.
21831 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21832 (BASE_REG_CLASS): Use CORE_REGS.
21833 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21834 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21835 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21836 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21837 ARM_REGNO_OK_FOR_INDEX_P.
21838 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21839 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21840 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21841 (ldm/stm peepholes): Ditto.
21842 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21843 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21844 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21845 * config/arm/constraints.md: Enable "k" constraint on ARM.
21847 2008-02-27 Ben Elliston <bje@au.ibm.com>
21849 * config/rs6000/rs6000.c: Annotate cache line size field in all
21850 instances of struct processor_costs.
21852 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21854 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21855 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21856 jump_bypass): New counters.
21857 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21858 * dce.c (gate_ud_dce): Same.
21859 (gate_fast_dce): Same.
21860 * dse.c (gate_dse1): New function.
21861 (gate_dse2): New function.
21862 (gate_dse): Merge results of new gate functions.
21863 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21864 (gate_handle_jump_bypass): Add dbg_cnt.
21865 (gate_handle_gcse): Add dbg_cnt.
21866 * ifcvt.c (gate_handle_if_conversion): Same.
21867 (gate_handle_if_after_combine): Same.
21868 (gate_handle_if_after_reload): Same.
21869 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21871 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21873 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21875 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21877 2008-02-26 Jason Merrill <jason@redhat.com>
21880 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21881 alone if it's the naming decl for the type's main variant.
21883 2008-02-26 Tom Tromey <tromey@redhat.com>
21885 * system.h (USE_MAPPED_LOCATION): Poison.
21886 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21887 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21888 (make_goto_expr_edges): Likewise.
21889 (remove_bb): Likewise.
21890 (execute_warn_function_return): Likewise.
21891 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21893 * c-common.c (fname_decl): Remove old location code.
21894 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21896 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21898 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21899 (gen_rtx_ASM_INPUT): Likewise.
21900 (gen_rtx_ASM_INPUT_loc): Likewise.
21901 (get_rtx_asm_OPERANDS): Remove.
21902 * cfglayout.c (insn_locators_alloc): Remove old location code.
21903 (set_curr_insn_source_location): Likewise.
21904 (curr_insn_locator): Likewise.
21905 * print-tree.c (print_node): Remove old location code.
21906 * tree-mudflap.c (mf_varname_tree): Remove old location code.
21907 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
21908 * cfgexpand.c (expand_gimple_cond_expr): Don't use
21909 location_from_locus.
21910 (construct_exit_block): Remove old location code.
21911 * emit-rtl.c (force_next_line_note): Remove old location code.
21912 * profile.c (branch_prob): Remove old location code.
21913 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
21914 LOC_LINE): Remove old-location variants.
21915 * langhooks.c (lhd_print_error_function): Remove old location
21917 * configure, config.in: Rebuilt.
21918 * configure.ac (--enable-mapped-location): Remove.
21919 * c-decl.c (c_init_decl_processing): Remove old location code.
21920 (finish_function): Likewise.
21921 * recog.c (decode_asm_operands): Remove old location code.
21922 * c-pch.c (c_common_read_pch): Remove old location code.
21923 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
21925 * gimple-low.c (lower_function_body): Remove old location code.
21926 * toplev.c (unknown_location): Remove.
21927 (push_srcloc): Remove old-location variant.
21928 (process_options): Remove old location code.
21929 (lang_dependent_init): Likewise.
21930 * input.h (UNKNOWN_LOCATION): Move definition.
21931 (location_t): Undeprecate.
21932 (source_locus): Remove.
21933 (location_from_locus): Remove.
21934 (struct location_s): Remove.
21935 Remove all old-location code.
21936 (input_line, input_filename): Remove.
21937 * final.c (final_scan_insn): Remove old location code.
21938 * diagnostic.c (diagnostic_build_prefix): Remove
21939 USE_MAPPED_LOCATION test.
21940 * tree.h (gimple_stmt) <locus>: Now a location_t.
21941 (tree_exp) <locus>: Likewise.
21942 (DECL_IS_BUILTIN): Remove old-location variant.
21943 (annotate_with_file_line, annotate_with_locus): Likewise.
21944 (expr_locus, set_expr_locus): Update.
21945 * tree.c (build1_stat): Remove old location code.
21946 (last_annotated_node): Remove.
21947 (annotate_with_file_line): Remove old-location variant.
21948 (annotate_with_locus): Likewise.
21949 (expr_location): Remove old location code.
21950 (set_expr_location): Likewise.
21951 (expr_has_location): Likewise.
21952 (expr_locus): Likewise.
21953 (set_expr_locus): Likewise.
21954 (expr_filename): Don't use location_from_locus.
21955 (expr_lineno): Likewise.
21956 * rtl-error.c (location_for_asm): Remove old location code.
21957 * c-lex.c (cb_line_change): Remove old location code.
21958 (fe_file_change): Likewise.
21959 (cb_def_pragma): Likewise.
21960 (c_lex_with_flags): Likewise.
21961 * gengtype.c (do_typedef): Don't special-case location types.
21962 (define_location_structures): Remove.
21963 (main): Don't call define_location_structures.
21964 * tree-pretty-print.c (dump_implicit_edges): Remove old location
21967 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21970 * builtins.def (BUILT_IN_STDARG_START): Remove.
21971 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
21972 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
21973 * tree-inline.c (inline_forbidden_p_1): Likewise.
21975 2008-02-26 Richard Guenther <rguenther@suse.de>
21977 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21978 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21979 (lookup_decl_from_uid): Declare.
21980 (remove_decl_from_map): Likewise.
21981 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21982 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21983 (decl_for_uid_map): New global hashtable mapping DECL_UID
21985 (init_ttree): Allocate it.
21986 (insert_decl_to_uid_decl_map): New helper function.
21987 (make_node_stat): Insert new decls into the map.
21988 (copy_node_stat): Likewise.
21989 (lookup_decl_from_uid): New function.
21990 (remove_decl_from_map): Likewise.
21991 (print_decl_for_uid_map_statistics): New helper.
21992 (dump_tree_statistics): Call it.
21994 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21995 (referenced_var_iterator): Adjust.
21996 (FOR_EACH_REFERENCED_VAR): Adjust.
21997 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21998 (num_referenced_vars): Adjust.
21999 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22000 (first_referenced_var): Remove.
22001 (end_referenced_vars_p): Likewise.
22002 (next_referenced_var): Likewise.
22003 (referenced_var_iterator_set): New helper function.
22004 * tree-dfa.c (referenced_var_lookup): Adjust.
22005 (referenced_var_check_and_insert): Likewise.
22006 (remove_referenced_var): Likewise.
22007 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22008 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22009 (verify_call_clobbering): Likewise.
22010 (verify_memory_partitions): Likewise.
22011 (init_tree_ssa): Allocate bitmap instead of hashtable for
22013 (delete_tree_ssa): Adjust.
22014 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22015 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22016 (compute_tag_properties): Likewise.
22017 (set_initial_properties): Likewise.
22018 (find_partition_for): Likewise.
22019 (update_reference_counts): Likewise.
22020 (dump_may_aliases_for): Likewise.
22021 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22022 (add_call_clobber_ops): Likewise.
22023 (add_call_read_ops): Likewise.
22024 (get_asm_expr_operands): Likewise.
22025 * tree-into-ssa.c (dump_decl_set): Likewise.
22026 (update_ssa): Likewise.
22027 * tree-sra.c (scan_function): Likewise.
22028 (decide_instantiations): Likewise.
22029 (scalarize_parms): Likewise.
22030 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22031 (dsa_named_for): Likewise.
22032 * tree-ssa-structalias.c (update_alias_info): Likewise.
22033 (merge_smts_into): Likewise.
22035 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22038 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22039 * c-opts.c (c_common_handle_option): Wall enables
22040 Wvolatile-register-var.
22041 * common.opt: Move Wvolatile-register-var to...
22044 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22046 * common.opt (Wlarger-than=): New.
22047 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22049 * opts.c (common_handle_option): Handle -Wlarger-than=.
22050 * optc-gen.awk: Likewise.
22051 * opth-gen.awk: Likewise.
22052 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22053 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22055 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22057 * c-common.c (match_case_to_enum_1): Add appropriate
22058 OPT_W* parameter to warning.
22059 (c_do_switch_warnings): Likewise.
22060 * c-typeck.c (warning_init): Add one more parameter following
22061 'warning' function.
22062 (push_init_level): Update call to warning_init.
22063 (pop_init_level): Likewise.
22064 (add_pending_init): Likewise.
22065 (output_init_element: Likewise.
22067 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22070 * toplev.c (toplev_main): If there are warnings or error, print
22071 errors for ignored options.
22072 * opts.c (ignored_options): New static variable.
22073 (postpone_unknown_option_error): New.
22074 (print_ignored_options): New.
22075 (handle_option): Postpone errors for unknown -Wno-* options.
22076 * opts.h (print_ignored_options): Declare.
22078 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22080 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22083 2008-02-25 Richard Guenther <rguenther@suse.de>
22086 2008-02-25 Richard Guenther <rguenther@suse.de>
22088 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22089 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22090 (lookup_decl_from_uid): Declare.
22091 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22092 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22093 (decl_for_uid_map): New global hashtable mapping DECL_UID
22095 (init_ttree): Allocate it.
22096 (insert_decl_to_uid_decl_map): New helper function.
22097 (make_node_stat): Insert new decls into the map.
22098 (copy_node_stat): Likewise.
22099 (lookup_decl_from_uid): New function.
22100 (print_decl_for_uid_map_statistics): New helper.
22101 (dump_tree_statistics): Call it.
22103 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22104 (referenced_var_iterator): Adjust.
22105 (FOR_EACH_REFERENCED_VAR): Adjust.
22106 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22107 (num_referenced_vars): Adjust.
22108 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22109 (first_referenced_var): Remove.
22110 (end_referenced_vars_p): Likewise.
22111 (next_referenced_var): Likewise.
22112 (referenced_var_iterator_set): New helper function.
22113 * tree-dfa.c (referenced_var_lookup): Adjust.
22114 (referenced_var_check_and_insert): Likewise.
22115 (remove_referenced_var): Likewise.
22116 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22117 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22118 (verify_call_clobbering): Likewise.
22119 (verify_memory_partitions): Likewise.
22120 (init_tree_ssa): Allocate bitmap instead of hashtable for
22122 (delete_tree_ssa): Adjust.
22123 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22125 (compute_tag_properties): Likewise.
22126 (set_initial_properties): Likewise.
22127 (find_partition_for): Likewise.
22128 (update_reference_counts): Likewise.
22129 (dump_may_aliases_for): Likewise.
22130 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22131 (add_call_clobber_ops): Likewise.
22132 (add_call_read_ops): Likewise.
22133 (get_asm_expr_operands): Likewise.
22134 * tree-into-ssa.c (dump_decl_set): Likewise.
22135 (update_ssa): Likewise.
22136 * tree-sra.c (scan_function): Likewise.
22137 (decide_instantiations): Likewise.
22138 (scalarize_parms): Likewise.
22139 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22140 (dsa_named_for): Likewise.
22141 * tree-ssa-structalias.c (update_alias_info): Likewise.
22142 (merge_smts_into): Likewise.
22144 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22147 * doc/invoke.texi (-fcx-limited-range): Document new option.
22148 * toplev.c (process_options): Handle -fcx-fortran-rules.
22149 * common.opt: Add documentation for -fcx-fortran-rules.
22151 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22154 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22155 actual behaviour and C99.
22157 2008-02-26 Ben Elliston <bje@au.ibm.com>
22159 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22160 (ASM_CPU_POWER6_SPEC): Likewise.
22161 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22162 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22163 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22165 2008-02-25 Richard Guenther <rguenther@suse.de>
22167 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22168 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22169 (lookup_decl_from_uid): Declare.
22170 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22171 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22172 (decl_for_uid_map): New global hashtable mapping DECL_UID
22174 (init_ttree): Allocate it.
22175 (insert_decl_to_uid_decl_map): New helper function.
22176 (make_node_stat): Insert new decls into the map.
22177 (copy_node_stat): Likewise.
22178 (lookup_decl_from_uid): New function.
22179 (print_decl_for_uid_map_statistics): New helper.
22180 (dump_tree_statistics): Call it.
22182 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22183 (referenced_var_iterator): Adjust.
22184 (FOR_EACH_REFERENCED_VAR): Adjust.
22185 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22186 (num_referenced_vars): Adjust.
22187 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22188 (first_referenced_var): Remove.
22189 (end_referenced_vars_p): Likewise.
22190 (next_referenced_var): Likewise.
22191 (referenced_var_iterator_set): New helper function.
22192 * tree-dfa.c (referenced_var_lookup): Adjust.
22193 (referenced_var_check_and_insert): Likewise.
22194 (remove_referenced_var): Likewise.
22195 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22196 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22197 (verify_call_clobbering): Likewise.
22198 (verify_memory_partitions): Likewise.
22199 (init_tree_ssa): Allocate bitmap instead of hashtable for
22201 (delete_tree_ssa): Adjust.
22202 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22203 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22204 (compute_tag_properties): Likewise.
22205 (set_initial_properties): Likewise.
22206 (find_partition_for): Likewise.
22207 (update_reference_counts): Likewise.
22208 (dump_may_aliases_for): Likewise.
22209 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22210 (add_call_clobber_ops): Likewise.
22211 (add_call_read_ops): Likewise.
22212 (get_asm_expr_operands): Likewise.
22213 * tree-into-ssa.c (dump_decl_set): Likewise.
22214 (update_ssa): Likewise.
22215 * tree-sra.c (scan_function): Likewise.
22216 (decide_instantiations): Likewise.
22217 (scalarize_parms): Likewise.
22218 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22219 (dsa_named_for): Likewise.
22220 * tree-ssa-structalias.c (update_alias_info): Likewise.
22221 (merge_smts_into): Likewise.
22223 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22226 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22227 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22228 * alias.h (nonoverlapping_memrefs_p): Likewise.
22230 2008-02-25 Jan Beulich <jbeulich@novell.com>
22232 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22233 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22234 __emultls_get_address, __emultls_register_common,
22235 __floatundi?f, and _Unwind_GetIPInfo.
22236 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22237 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22238 (gen_regparm_prefix): Likewise.
22239 (i386_nlm_encode_section_info): Sync with
22240 config/i386/winnt.c:i386_pe_encode_section_info().
22241 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22242 i386_nlm_mangle_decl_assembler_name): New.
22243 (netware_override_options): New.
22244 * config/i386/netware.h (netware_override_options): Declare.
22245 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22246 (i386_nlm_mangle_decl_assembler_name): Declare.
22247 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22249 2008-02-25 Ben Elliston <bje@au.ibm.com>
22252 * c-decl.c (grokdeclarator): Remove unused local variables
22253 `typedef_type' and `type_as_written'.
22255 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22256 unused local variable `has_hot_blocks'.
22257 (fix_crossing_conditional_branches): Remove unused local variable
22260 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22262 PR middle-end/19984
22263 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22264 using DEF_C99_BUILTIN.
22265 (BUILT_IN_NANF): Ditto.
22266 (BUILT_IN_NANL): Ditto.
22268 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22269 Revital Eres <eres@il.ibm.com>
22271 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22272 regarding the order of two dependent insns in the same row.
22274 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22276 * stor-layout.c (layout_decl): Do not bump the alignment of a
22277 bit-field to more than byte alignment if it is packed.
22279 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22281 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22284 2008-02-24 Diego Novillo <dnovillo@google.com>
22286 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22289 * tree-vrp.c (vrp_evaluate_conditional): With
22290 -Wtype-limits, emit a warning when comparing against a
22291 constant outside the natural range of OP0's type.
22292 * c.opt (Wtype-limits): Move ...
22293 * common.opt (Wtype-limits): ... here.
22295 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22297 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22298 * config/rs6000/e300c2c3.md: New file.
22299 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22301 (rs6000_override_options): Add e300c2 and e300c3 cases to
22302 processor_target_table. Do not allow usage of Altivec or Spe
22303 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22304 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22305 * config/rs6000/rs6000.h (processor_type): Add
22306 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22307 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22308 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22309 and ppce300c3. Include e300c2c3.md.
22311 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22313 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22314 instead of TARGET_STRICT_ALIGN.
22316 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22318 * explow.c (memory_address): Assert that the generated address is
22321 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22324 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22325 * config/darwin-ppc-ldouble-patch.def: New file.
22326 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22327 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22328 SUBTARGET_INIT_BUILTINS if defined.
22329 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22332 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22335 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22336 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22338 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22341 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22342 file" warning condtional on -Winvalid-PCH.
22344 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22346 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22348 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22352 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22353 prevent reload from using MMX registers.
22354 (*mov<mode>_internal): Ditto.
22355 (*movv2sf_internal_rex64): Ditto.
22356 (*movv2sf_internal): Ditto.
22358 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22360 PR documentation/31569
22361 * doc/install.texi2html: Use makeinfo --no-number-sections.
22363 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22365 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22366 ensure that we can address an entire entity > 8 bytes. Don't
22367 generate reg+reg addressing for such data.
22369 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22371 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22372 strings when optimizing for size, unless the target cares about
22375 2008-02-22 Tom Tromey <tromey@redhat.com>
22377 * regclass.c (current_pass): Remove declaration.
22379 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22381 * config/avr/libgcc.S (__RAMPZ__): Define.
22382 (__do_copy_data): Add for devices with 128KB code memory.
22384 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22386 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22388 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22390 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22392 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22395 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22398 * c-typeck.c (build_binary_op): Warn about floating point
22399 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22401 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22404 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22405 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22407 (rs6000_override_options): Set altivec_abi as default, not override,
22408 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22409 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22410 is used; use new member spe_abi.
22411 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22412 spe_abi and altivec_abi.
22414 2008-02-22 Tomas Bily <tbily@suse.cz>
22416 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22418 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22421 * config.build (build_file_translate): Set to `CMD //c' only if
22423 * Makefile.in (build_file_translate): Improve comment.
22425 2008-02-21 Jan Hubicka <jh@suse.cz>
22427 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22428 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22429 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22431 2008-02-21 Michael Matz <matz@suse.de>
22434 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22436 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22438 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22439 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22440 as insn constraint.
22441 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22442 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22443 SSE_VEC_FLOAT_MODE_P as insn constraint.
22444 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22445 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22446 sse4a_movntdf using MODEF mode iterator.
22447 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22448 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22449 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22450 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22451 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22452 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22453 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22455 2008-02-21 Richard Guenther <rguenther@suse.de>
22457 * tree.def (PAREN_EXPR): New tree code.
22458 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22460 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22461 * expr.c (expand_expr_real_1): Likewise.
22462 * tree-inline.c (estimate_num_insns_1): Likewise.
22463 * tree-complex.c (expand_complex_move): Likewise.
22464 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22467 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22470 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22472 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22475 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22477 * config/sh/sh.c (find_barrier): Don't go past
22478 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22480 2008-02-20 DJ Delorie <dj@redhat.com>
22482 * config/h8300/h8300.md (insv): Force source operand to be a register.
22484 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22485 as a jump, not as a plain insn.
22487 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22489 * doc/invoke.texi (Warning Options): Add new option
22490 -Wframe-larger-than=.
22491 (-Wframe-larger-than): Document.
22493 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22494 Add declarations for new option variables.
22496 * final.c (final_start_function): Check the frame size
22497 before emission and issue a Wframe-larger-than warning.
22499 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22500 Add definitions for new option variables.
22501 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22503 * common.opt (Wframe-larger-than=): New option.
22505 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22507 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22508 (<sse>_div<mode>3): Ditto.
22509 (<sse>_vmdiv<mode>3): Ditto.
22510 (<sse>_vmsqrt<mode>2): Ditto.
22511 (*smax<mode>3): Ditto.
22512 (sse5_frcz<mode>2): Ditto.
22513 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22514 as insn constraint.
22516 2008-02-20 Richard Guenther <rguenther@suse.de>
22518 PR middle-end/35265
22519 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22520 be happy with INTEGRAL_TYPE_P.
22522 2008-02-20 Richard Guenther <rguenther@suse.de>
22524 * fold-const.c (split_tree): Associate floatig-point expressions
22525 if flag_associative_math is set.
22527 2008-02-20 Richard Guenther <rguenther@suse.de>
22529 * tree.h (fold_real_zero_addition_p): Declare.
22530 * fold-const.c (fold_real_zero_addition_p): Export.
22531 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22532 floating-point operations with zero and one.
22534 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22536 * doc/install.texi: Correct references to CFLAGS, replacing them
22537 with BOOT_CFLAGS. Document flags used during bootstrap for
22540 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22542 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22543 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22544 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22546 (smin<mode>3): Ditto from similar patterns.
22547 (smax<mode>3): Ditto.
22548 (*ieee_smin<mode>3): Ditto.
22549 (*ieee_smax<mode>3): Ditto.
22550 * config/i386/sse.md (sse): New mode attribute.
22551 (mov<mode>): Macroize expander from movv4sf and movv2df using
22552 SSEMODEF2P mode iterator.
22553 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22554 SSE_VEC_FLOAT_MODE_P as insn constraint.
22555 (storent<mode>): Ditto.
22556 (storent<mode>): Macroize expander from storentsf and storentdf using
22557 MODEF mode iterator.
22558 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22559 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22560 (abs<mode>2): Ditto from similar patterns.
22561 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22562 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22563 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22564 (<sse>_vmsqrt<mode>2): Ditto.
22565 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22566 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22567 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22568 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22569 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22570 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22571 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22573 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22574 iterator and SSE_FLOAT_MODE_P as insn constraint.
22575 (<sse>_ucomi): Ditto from similar patterns.
22576 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22577 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22578 SSE_VEC_FLOAT_MODE_P as insn constraint.
22579 (vcond<mode>): Ditto from similar patterns.
22580 (and<mode>3, *and<mode>3): Ditto.
22581 (<sse>_nand<mode>3): Ditto.
22582 (ior<mode>3, *ior<mode>3): Ditto.
22583 (xor<mode>3, *xor<mode>3): Ditto.
22584 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22585 iterator and SSE_FLOAT_MODE_P as insn constraint.
22586 (*nand<mode>3): Ditto from similar patterns.
22587 (*ior<mode>3): Ditto.
22588 (*xor<mode>3): Ditto.
22590 2008-02-20 Ira Rosen <irar@il.ibm.com>
22592 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22593 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22594 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22596 2008-02-19 Jan Hubicka <jh@suse.cz>
22598 * predict.c (tree_bb_level_predictions): Remove variable next
22599 mistakely introduced by previous commit.
22601 2008-02-19 Jan Hubicka <jh@suse.cz>
22603 * predict.c (predict_paths_leading_to): Rewrite.
22604 (predict_paths_for_bb): New.
22605 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22607 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22610 * Makefile.in (build_file_translate): New.
22611 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22612 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22613 * configure.ac (build_file_translate): Substitute it.
22614 * configure: Regenerate.
22616 2008-02-19 Jan Hubicka <jh@suse.cz>
22618 PR rtl-optimization/34408
22619 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22622 2008-02-19 Jan Hubicka <jh@suse.cz>
22624 PR middle-end/28779
22625 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22628 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22631 * config/i386/i386-modes.def: Revert the last DI alignment
22632 change until Ada people can look into it.
22634 2008-02-19 Nick Clifton <nickc@redhat.com>
22636 * opts.c (print_specific_help): Fix typo in --help text.
22638 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22641 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22642 32-bit inline asm without asm alternatives for host GCC < 3.0.
22644 2008-02-19 Richard Guenther <rguenther@suse.de>
22646 PR tree-optimization/34989
22647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22648 Allow propagation to INDIRECT_REF if we can simplify only.
22650 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22652 * c-common.c (warn_for_collisions_1): Use appropriate option when
22655 2008-02-19 Nick Clifton <nickc@redhat.com>
22658 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22659 (handle_options): Fix indentation.
22660 (print_filtered_help): If no language-specific options were
22661 displayed tell the user how to list all the options supported by
22662 the language's front-end.
22663 (print_specific_help): Fix indentation and remove duplicate line.
22664 (common_handle_option): Handle the -v option.
22665 For --help enable the display of undocumented options if the -v
22666 switch has been included on the command line.
22667 For --help= check for overlaps in the arguments between the option
22668 classes and the language names and issue a warning when they
22669 cannot be disambiguated.
22670 * c.opt (v): Pass on to the common option handler.
22672 2008-02-19 Revital Eres <eres@il.ibm.com>
22674 * modulo-sched.c (sms_schedule): Change dump message when
22675 create_ddg function fails.
22676 (try_scheduling_node_in_cycle): Rename row to cycle.
22677 (print_partial_schedule): Rename CYCLE to ROW.
22679 2008-02-19 Christian Bruel <christian.bruel@st.com>
22680 Zdenek Dvorak <ook@ucw.cz>
22682 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22684 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22687 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22688 (*x86_movdicc_0_m1_se): Ditto.
22690 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22692 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22693 (CMPtype): Define as __gcc_CMPtype.
22694 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22695 (CMPtype): Define as __gcc_CMPtype.
22697 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22699 Support valgrind 3.3 for --enable-checking=valgrind.
22700 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22702 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22703 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22704 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22705 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22706 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22707 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22708 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22710 * ggc-zone.c: Similar.
22711 * ggc-page.c: Similar.
22713 2008-02-19 Paul Brook <paul@codesourcery.com>
22716 * config/arm/ieee754-df.S: Fix do_it typo.
22717 * config/arm/ieee754-sf.S: Fix do_it typo.
22719 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22722 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22723 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22724 (OPTION_MASK_ISA_SSE_SET): Likewise.
22725 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22726 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22727 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22728 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22729 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22730 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22731 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22732 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22733 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22734 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22735 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22736 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22737 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22738 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22739 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22740 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22741 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22742 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22743 (OPTION_MASK_ISA_SSE4): Removed.
22744 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22745 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22746 (override_options): Don't turn on implied SSE/MMX bits in
22749 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22751 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22754 2008-02-18 Joey Ye <joey.ye@intel.com>
22756 PR middle-end/34921
22757 * tree-nested.c (insert_field_into_struct): Set type alignment
22758 to field alignment if the former is less than the latter.
22760 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22762 * BASE-VER: Set to 4.4.0.
22764 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22766 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22767 * doc/cfg.texi: Likewise.
22768 * doc/extend.texi: Likewise.
22769 * doc/gty.texi: Likewise.
22770 * doc/invoke.texi: Likewise.
22771 * doc/loop.texi: Likewise.
22772 * doc/md.texi: Likewise.
22773 * doc/passes.texi: Likewise.
22774 * doc/rtl.texi: Likewise.
22775 * doc/sourcebuild.texi: Likewise.
22776 * doc/tm.texi: Likewise.
22777 * doc/tree-ssa.texi: Likewise.
22779 2008-02-17 Richard Guenther <rguenther@suse.de>
22781 PR middle-end/35227
22782 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22783 without default definition.
22785 2008-02-17 Richard Guenther <rguenther@suse.de>
22787 PR tree-optimization/35231
22788 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22791 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22794 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22795 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22796 libgcc_cmp_return mode.
22798 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22801 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22803 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22805 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22808 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22810 * doc/c-tree.texi: Use `@.' where appropriate.
22811 * doc/extend.texi: Likewise.
22812 * doc/install.texi: Likewise.
22813 * doc/invoke.texi: Likewise.
22814 * doc/loop.texi: Likewise.
22815 * doc/makefile.texi: Likewise.
22816 * doc/md.texi: Likewise.
22817 * doc/passes.texi: Likewise.
22818 * doc/standards.texi: Likewise.
22819 * doc/tm.texi: Likewise.
22821 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22823 PR middle-end/35196
22824 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22826 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22827 rather than in entry_bb.
22829 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22831 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22832 libgcc_cmp_return mode.
22834 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22836 PR middle-end/35130
22837 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22838 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22840 2008-02-15 Richard Guenther <rguenther@suse.de>
22841 Zdenek Dvorak <ook@ucw.cz>
22843 PR tree-optimization/35164
22844 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22845 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22846 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22847 Only propagate addresses which do not have abnormal SSA_NAMEs
22850 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22853 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22855 2008-02-15 Jan Hubicka <jh@suse.cz>
22857 PR middle-end/35149
22858 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22860 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22862 PR middle-end/34621
22863 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22864 when calculating alignment_pad.
22866 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22868 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22869 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22870 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22871 and STACK_BOUNDARY define.
22873 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22875 PR preprocessor/35061
22876 * c-pragma.c (handle_pragma_pop_macro): Check that
22877 pushed_macro_table has been allocated.
22879 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22881 PR middle-end/35136
22882 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22883 (force_gimple_operand): Likewise.
22884 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22885 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22886 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22887 (find_interesting_uses_address): Check addressability and alignment
22888 of the base expression only after substituting bases of IVs into it.
22890 2008-02-14 Michael Matz <matz@suse.de>
22893 * function.c (instantiate_virtual_regs_in_insn): Reload address
22894 before falling back to reloading the whole operand.
22896 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22898 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22899 before the first section switch note.
22901 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22903 * doc/bugreport.texi: Update copyright years.
22904 * doc/c-tree.texi: Likewise.
22905 * doc/cfg.texi: Likewise.
22906 * doc/cpp.texi: Likewise.
22907 * doc/cppinternals.texi: Likewise.
22908 * doc/fragments.texi: Likewise.
22909 * doc/frontends.texi: Likewise.
22910 * doc/gcc.texi: Likewise.
22911 * doc/gty.texi: Likewise.
22912 * doc/hostconfig.texi: Likewise.
22913 * doc/implement-c.texi: Likewise.
22914 * doc/libgcc.texi: Likewise.
22915 * doc/loop.texi: Likewise.
22916 * doc/makefile.texi: Likewise.
22917 * doc/options.texi: Likewise.
22918 * doc/passes.texi: Likewise.
22919 * doc/rtl.texi: Likewise.
22920 * doc/sourcebuild.texi: Likewise.
22921 * doc/standards.texi: Likewise.
22922 * doc/tree-ssa.texi: Likewise.
22923 * doc/trouble.texi: Likewise.
22925 * doc/extend.texi: Use @: or add comma where appropriate.
22926 * doc/invoke.texi: Likewise.
22927 * doc/tm.texi: Likewise.
22929 2008-02-14 Alan Modra <amodra@bigpond.net.au>
22932 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
22935 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
22937 * doc/md.texi (clz, ctz): Add reference.
22938 * doc/rtl.texi (clz, ctz): Likewise.
22940 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22943 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
22946 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
22948 * config/s390/s390.c (struct constant_pool): New field
22949 emit_pool_after added.
22950 (s390_mainpool_start): Set the emit_pool_after flag according
22951 to the section switch notes.
22952 (s390_mainpool_finish): Consider emit_pool_after when emitting
22953 the literal pool at the end of the function.
22954 (s390_chunkify_start): Force literal pool splits at section
22957 2008-02-13 Michael Matz <matz@suse.de>
22960 * var-tracking.c (clobber_variable_part): Correctly traverse the
22963 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22966 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
22967 Add -fdump-ipa-inline.
22968 * tree-dump.c (dump_files): Remove tree-inlined dump.
22969 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
22971 2008-02-12 Richard Guenther <rguenther@suse.de>
22973 PR tree-optimization/35171
22974 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
22977 2008-02-12 Richard Guenther <rguenther@suse.de>
22979 PR middle-end/35163
22980 * fold-const.c (fold_widened_comparison): Use get_unwidened in
22981 value-preserving mode. Disallow final truncation.
22983 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
22985 PR middle-end/35136
22986 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
22987 code from here to...
22988 (force_gimple_operand): ...here.
22990 2008-02-12 Jakub Jelinek <jakub@redhat.com>
22993 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
22994 non-compatible pointers.
22995 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
22996 different FIELD_DECLs, try harder by comparing field offsets, sizes
22999 PR inline-asm/35160
23000 * function.c (match_asm_constraints_1): Don't replace the same input
23003 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23005 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23006 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23007 (expand_epilogue): Restore RAMPZ register.
23008 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23010 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23012 * config/i386/cygwin.asm: (__alloca): Correct calling
23013 convention and alignment.
23014 (__chkstk): Force 8 byte stack alignment.
23016 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23017 Richard Guenther <rguenther@suse.de>
23019 PR tree-optimization/33992
23020 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23021 the zero we compare against.
23023 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23025 PR libfortran/35063
23026 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23027 to CloseHandle after unlocking to prevent accumulation of handle
23030 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23032 PR middle_end/34150
23033 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23034 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23035 and update LABEL_NUSES during and after reload.
23037 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23039 PR middle-end/34627
23040 * combine.c (simplify_if_then_else): Make sure the comparison is
23041 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23043 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23046 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23047 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23048 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23049 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23050 * tree.h (get_type_static_bounds): Likewise.
23052 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23054 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23055 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23056 Make -Wfoo language annotations match what the compiler outputs.
23058 2008-02-08 Sa Liu <saliu@de.ibm.com>
23060 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23061 intrinsics spu_convts, spu_convtu, spu_convtf.
23063 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23065 * doc/extend.texi (Function Attributes) <noinline>: Mention
23066 asm ("") as method to keep calls.
23068 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23071 * doc/options.texi (Options): Replace references to opts.sh with
23073 * opts-common.c: Likewise.
23074 * optc-gen.awk: Likewise.
23076 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23078 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23080 2008-02-07 Richard Henderson <rth@redhat.com>
23083 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23084 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23087 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23089 PR tree-optimization/35085
23090 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23091 for operand entry oe2 in addition to operand entry oe3 in order to
23092 expose more opportunities for vectorizer sum reduction.
23094 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23097 * Makefile.in (LIBS): Remove $(GMPLIBS).
23098 (cc1-dummy, cc1): Add $(GMPLIBS).
23100 2008-02-06 Jan Hubicka <jh@suse.cz>
23103 * i386.md (moddf_integer): Do not produce partial memory stalls for
23104 targets where it hurts.
23106 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23109 * optabs.c (expand_float): Do not check for decimal modes when
23110 expanding unsigned integer through signed conversion.
23112 2008-02-06 Nick Clifton <nickc@redhat.com>
23114 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23115 inside the clobber with a match_operand and duplicated operand
23116 number in the constraint.
23117 (ineqbranchsi): Delete redundant comment.
23119 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23121 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23122 builtin_define ("__USE_INIT_FINI__").
23123 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23125 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23127 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23129 PR documentation/30330
23130 * doc/invoke.texi (C++ Dialect Options)
23131 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23132 For each warning option -Wfoo that allows -Wno-foo, ensure both
23133 -Wfoo and -Wno-foo are listed in the option index. Fix index
23134 entry of -Wswitch-default, index -Wnormalized= including the
23135 `=', and -Wlarger-than-@var{len} including @var{len}.
23137 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23139 * config/i386/i386.md (floatunssisf2): Use
23140 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23141 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23142 Macroize expander using MODEF mode iterator.
23144 2008-02-05 Diego Novillo <dnovillo@google.com>
23146 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23149 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23151 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23154 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23156 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23159 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23160 to indicate if a message should be generated.
23161 (init_cumulative_args): Updated.
23162 (function_value_32): Likewise.
23164 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23166 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23168 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23171 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23172 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23174 2008-02-04 Diego Novillo <dnovillo@google.com>
23176 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23179 * tree-vrp.c (vrp_evaluate_conditional): With
23180 -Wtype-limits, emit a warning when comparing against a
23181 constant outside the natural range of OP0's type.
23183 2008-02-04 Richard Guenther <rguenther@suse.de>
23185 PR middle-end/33631
23186 * expr.c (count_type_elements): Give for unions instead of
23189 2008-02-04 Richard Guenther <rguenther@suse.de>
23191 PR middle-end/35043
23192 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23193 to TYPE_DOMAINs base type instead of using bitsizetype here.
23195 2008-02-03 Jason Merrill <jason@redhat.com>
23197 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23199 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23202 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23203 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23204 (RS/6000 and PowerPC Options): Fix typos and markup.
23205 * doc/passes.texi (Tree-SSA passes): Likewise.
23207 2008-02-02 Michael Matz <matz@suse.de>
23210 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23211 from record_last_reg_set_info.
23212 (record_last_reg_set_info): Take an RTX argument, iterate over all
23213 constituent hardregs.
23214 (record_last_set_info, record_opr_changes): Change calls to
23215 new signature or to record_last_reg_set_info_regno.
23217 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23219 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23221 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23223 PR rtl-optimization/34773
23224 * reg-notes.def (EQUAL): Mention significance of combination of
23225 REG_EQUAL and REG_RETVAL.
23226 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23227 insn that has a REG_RETVAL.
23229 2008-02-01 Roger Sayle <roger@eyesopen.com>
23232 * configure.ac (--enable-fixed-point): Disable unless explicitly
23234 * configure: Regenerate.
23236 2008-02-01 Richard Guenther <rguenther@suse.de>
23239 * invoke.texi (-finline-limit): Remove no longer true parts
23240 of the documentation. Note that there is no default value.
23242 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23243 Mark Mitchell <mark@codesourcery.com>
23244 Ben Elliston <bje@au.ibm.com>
23247 * doc/extend.texi (Other Builtins): Document.
23249 2008-01-31 Tom Browder <tom.browder@gmail.com>
23251 * doc/c-tree.texi (Types): Fix grammar.
23252 (Expression trees): Ditto.
23253 * doc/passes.texi (Tree-SSA passes): Ditto.
23255 * doc/configterms.texi (Configure Terms): Fix typo.
23256 * doc/cpp.texi (Common Predefined Macros): Ditto.
23257 * doc/md.texi (Machine Constraints): Ditto.
23259 * doc/makefile.texi (Makefile): Add comma.
23261 2008-01-31 Tom Browder <tom.browder@gmail.com>
23262 Gerald Pfeifer <gerald@pfeifer.com>
23264 * doc/sourcebuild.texi (Front End): Remove references to CVS
23265 and CVSROOT/modules.
23266 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23267 (Back End): Remove reference to CVS.
23269 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23272 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23274 (mips16_gp_pseudo_reg): ...here.
23275 * config/mips/mips.md (load_const_gp): Replace with...
23276 (load_const_gp_<mode>): ...this :P-based insn.
23278 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23280 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23281 options. Minor fixes.
23282 (-std): Move reference to standards closer to where language
23283 standards are first mentioned.
23285 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23287 PR rtl-optimization/34995
23288 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23289 parameter and return a bool. If the rtx parameter is nonnull,
23290 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23291 (find_reloads): Update call accordingly. Pass the new operand
23292 if it needed no address reloads, otherwise pass null.
23294 2008-01-30 Richard Henderson <rth@redhat.com>
23297 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23298 for unbounded arrays.
23300 2008-01-30 Silvius Rus <rus@google.com>
23302 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23304 2008-01-30 Jan Hubicka <jh@suse.cz>
23307 * i386.c (init_cumulative_args): Use real function declaration when
23310 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23312 PR rtl-optimization/34998
23313 * global.c (build_insn_chain): Treat non-subreg_lowpart
23314 SUBREGs of pseudos as clobbering all the words covered by the
23315 SUBREG, not just all the bytes.
23316 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23317 original df_ref rather than an extract parameter.
23318 (global_conflicts): Update call accordingly.
23320 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23322 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23323 the overflow check to make it easier to read.
23324 (__fixtfdi): Change the type of the ll member in union
23325 long_double to UDItype_x.
23327 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23329 PR middle-end/34969
23330 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23331 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23332 * tree-inline.c (fold_marked_statements): Call
23333 cgraph_update_edges_for_call_stmt if folding a call statement.
23334 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23335 debug_generic_stmt calls, reset it back afterwards.
23338 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23340 * c-typeck.c (build_external_ref): Don't pedwarn about
23341 static vars in current function's scope.
23343 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23345 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23347 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23350 * ipa-struct-reorg.c: Fix spelling.
23351 * params.def: Ditto.
23353 2008-01-29 Richard Guenther <rguenther@suse.de>
23355 PR middle-end/35006
23356 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23358 * tree-inline.c (remap_type): Increment remapping_type_depth
23359 around remapping types.
23360 (copy_body_r): Only add referenced variables if they are referenced
23361 from code, not types.
23363 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23374 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23375 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23377 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23380 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23381 pointer for tiny stack.
23383 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23385 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23387 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23389 * config/vx-common.h: Fix typo in comment.
23391 2008-01-28 Ian Lance Taylor <iant@google.com>
23395 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23396 coalesce pointers if they have different DECL_NO_TBAA_P values.
23397 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23398 between variables with different DECL_NO_TBAA_P values.
23400 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23403 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23404 are not legitimate small data references on SPE targets.
23406 2008-01-28 David Daney <ddaney@avtrex.com>
23408 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23410 2008-01-28 David Daney <ddaney@avtrex.com>
23412 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23414 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23416 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23417 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23418 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23419 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23420 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23421 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23422 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23423 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23425 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23427 * basic-block.h (condjump_equiv_p): Fix comment.
23429 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23431 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23432 print_generic_stmt_indented): Fix comment.
23434 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23436 * configure.ac (__stack_chk_fail): Add detecion for availability
23437 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23438 * configure: Regenerate.
23440 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23442 PR middle-end/34688
23443 * final.c (output_addr_const): Handle TRUNCATE.
23445 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23448 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23449 (zero_cost, infinite_cost): New constants.
23450 (struct cost_pair): Change type of cost to comp_cost.
23451 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23452 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23454 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23455 split_address_cost, ptr_difference_cost, difference_cost,
23456 get_computation_cost_at, get_computation_cost,
23457 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23458 determine_use_iv_cost_condition, determine_use_iv_costs,
23459 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23460 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23461 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23462 Change type of cost to comp_cost.
23463 (determine_iv_cost): Increase cost of non-original ivs, instead
23464 of decreasing the cost of original ones.
23465 (get_address_cost): Indicate the complexity of the addressing mode
23467 (try_add_cand_for): Prefer using ivs not specific to some object.
23468 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23470 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23471 Janis Johnson <janis187@us.ibm.com>
23474 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23475 (TARGET_INSTANTIATE_DECLS): Likewise.
23476 * target.h (expand_to_rtl_hook): New target hook.
23477 (instantiate_decls): Likewise.
23478 * function.c (instantiate_decl): Make non-static. Rename to...
23479 (instantiate_decl_rtl): ... this.
23480 (instantiate_expr): Use instantiate_decl_rtl.
23481 (instantiate_decls_1): Likewise.
23482 (instantiate_decls): Likewise.
23483 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23484 * function.h (instantiate_decl_rtl): Add prototype.
23485 * cfgexpand.c (target.h): New include.
23486 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23487 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23488 (TARGET_INSTANTIATE_DECLS): Likewise.
23489 (TARGET_INITIALIZER): New target hooks added.
23490 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23492 * config/rs6000/rs6000.c (tree-flow.h): New include.
23493 (machine_function): Add sdmode_stack_slot field.
23494 (rs6000_alloc_sdmode_stack_slot): New function.
23495 (rs6000_instantiate_decls): Likewise.
23496 (rs6000_secondary_memory_needed_rtx): Likewise.
23497 (rs6000_check_sdmode): Likewise.
23498 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23499 (TARGET_INSTANTIATE_DECLS): Likewise.
23500 (rs6000_hard_regno_mode_ok): Allow SDmode.
23501 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23502 (rs6000_emit_move): Handle SDmode.
23503 (function_arg_advance): Likewise.
23504 (function_arg): Likewise.
23505 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23506 SDmode var args for 32-bit compiles.
23507 (rs6000_secondary_reload_class): Handle SDmode.
23508 (rs6000_output_function_epilogue): Likewise.
23509 (rs6000_function_value): Simplify if statement.
23510 (rs6000_libcall_value): Likewise.
23511 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23512 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23513 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23514 (movsd_hardfloat): New define_insn.
23515 (movsd_softfloat): Likewise.
23516 (movsd_store): Likewise.
23517 (movsd_load): Likewise.
23518 (extendsddd2): Likewise.
23519 (extendsdtd2): Likewise.
23520 (truncddsd2): Likewise.
23521 (movdd_hardfloat64): Fixup comment.
23522 (UNSPEC_MOVSD_LOAD): New constant.
23523 (UNSPEC_MOVSD_STORE): Likewise.
23525 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23528 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23530 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23531 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23532 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23533 and TRUTH_XOR_EXPR.
23535 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23538 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23539 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23540 __LONGDOUBLE128 too.
23541 * config/rs6000/aix61.h: New file.
23543 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23545 PR rtl-optimization/34959
23546 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23547 popcount and parity rtxes the same mode as their operand.
23548 Truncate or extend the result to the return value's mode
23551 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23554 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23555 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23556 to GOT_VERSION_REGNUM.
23557 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23558 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23559 * config/mips/mips.c (mips_emit_call_insn): New function.
23560 (mips_call_tls_get_addr): Call mips_expand_call directly.
23561 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23563 (mips16_build_call_stub): Likewise. Return the call insn or null.
23564 (mips_expand_call): Update the call to mips16_build_call_stub
23565 accordingly and a remove redundant condition. Assert that MIPS16
23566 stubs do not use lazy binding. Use mips_emit_call_insn and return
23568 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23570 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23571 (mips_avoid_hazard): Remove hazard_set handling.
23572 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23573 (UNSPEC_RESTORE_GP): ...this.
23574 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23575 (FAKE_CALL_REGNO): Rename to...
23576 (GOT_VERSION_REGNUM): ...this.
23577 (type): Add "ghost" value. Add an associated insn reservation.
23578 (hazard_set): Remove.
23579 (exception_receiver): Rename to...
23580 (restore_gp): ...this and update the unspec identifier accordingly.
23581 (exception_receiver, nonlocal_got_receiver): New expanders.
23582 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23583 FAKE_CALL_REGNO. Remove hazard_set attribute.
23584 (set_got_version, update_got_version): New patterns.
23586 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23589 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23591 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23594 * doc/install.texi2html: Generate gcc-vers.texi.
23596 2008-01-25 DJ Delorie <dj@redhat.com>
23598 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23600 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23602 * config/c4x: Remove directory.
23603 * config.gcc (crx-*, mt-*): Mark obsolete.
23604 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23605 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23606 sh-*-rtemscoff*): Remove cases.
23607 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23608 * real.c (encode_c4x_single, decode_c4x_single,
23609 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23610 c4x_extended_format): Remove.
23611 * real.h (c4x_single_format, c4x_extended_format): Remove.
23612 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23614 (Pragmas): Remove comment about c4x pragmas.
23615 * doc/install.texi (c4x): Remove target-specific instructions.
23616 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23617 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23618 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23619 refer to C4x source files as examples.
23620 (C4X_FLOAT_FORMAT): Remove documentation.
23622 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23624 * config/bfin/bfin.c (override_options): Reorder tests so that
23625 flag_pic gets enabled for -msep-data.
23627 2008-01-25 Richard Guenther <rguenther@suse.de>
23629 PR middle-end/32244
23630 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23631 to its bitfield precision if required.
23633 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23635 PR middle-end/33880
23636 * tree-nested.c (walk_omp_for): New function.
23637 (convert_nonlocal_reference, convert_local_reference): Call
23638 walk_omp_for on OMP_FOR.
23639 (convert_call_expr): Call walk_body on OMP_FOR's
23640 OMP_FOR_PRE_INIT_BODY.
23642 2008-01-25 Richard Guenther <rguenther@suse.de>
23644 PR tree-optimization/34966
23645 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23646 default defs and PHI_NODEs we have to insert after the
23647 defining statement.
23649 2008-01-24 Nick Clifton <nickc@redhat.com>
23651 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23652 Provide a default definition.
23653 (LIBGCC2_UNITS_PER_WORD): Likewise.
23655 * config/stormy16/stormy16.c: Include df.h for the prototype
23656 for df_regs_ever_live_p.
23657 (xstormy16_expand_builtin_va_start): Convert the stack offset
23658 into a component_ref and then use POINTER_PLUS_EXPR to add it
23659 to the incoming_virtual_args_rtx.
23660 (xstormy16_gimplify_va_arg_expr): Rename to
23661 xstormy16_gimplify_va_arg_expr.
23662 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23663 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23664 xstormy16_gimplify_va_arg_expr.
23665 Fix up some formatting issues.
23667 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23668 Move to predicates.md.
23669 (xs_hi_general_operand): Likewise.
23670 (xs_hi_nonmemory_operand): Likewise.
23671 * config/stormy16/predicates.md:
23672 (xstormy16_carry_plus_operand): New predicate.
23673 (xs_hi_general_operand): New predicate.
23674 (xs_hi_nonmemory_operand): New predicate.
23675 * config/stormy16/stormy16-protos.h:
23676 (xstormy16_carry_plus_operand): Delete prototype.
23677 (xs_hi_general_operand): Likewise.
23678 (xs_hi_nonmemory_operand): Likewise.
23680 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23681 modifiers as they are no longer needed and they can trigger
23682 reload spill failures.
23684 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23685 with a match_operand in order to help reload.
23687 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23688 constraint with 'e' for the 8th alternative as this version of
23689 the mov.w instruction only accepts the lower 8 registers.
23691 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23694 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23695 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23698 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23700 PR middle-end/33333
23701 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23703 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23705 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23707 (remove_structure): Update allocations list before removing structure.
23709 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23711 * ipa-struct-reorg.c (is_safe_cond_expr,
23712 create_new_stmts_for_cond_expr): Use integer_zerop function,
23713 that recognize not only zero-pointer, but zero-integer too.
23715 2008-01-25 Ben Elliston <bje@au.ibm.com>
23718 * fixproto: Escape "." in sed expression that strips leading "./".
23720 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23723 * gcc.c (SWITCH_OK): Removed.
23724 (SWITCH_LIVE): Changed to bit.
23725 (SWITCH_FALSE): Likewise.
23726 (SWITCH_IGNORE): Likewise.
23727 (switchstr): Change live_cond to unsigned int.
23728 (process_command): Replace SWITCH_OK with 0.
23729 (do_self_spec): Likewise.
23730 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23731 (give_switch): Likewise.
23732 (used_arg): Likewise.
23733 (do_spec_1): Set the SWITCH_IGNORE bit.
23734 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23735 bits. Set the SWITCH_LIVE bit.
23737 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23739 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23741 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23743 PR tree-optimization/34472
23744 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23745 parameter to a "bool *" and set *DATA to false if there is
23746 an unsafe access. Do not delete the structure here.
23747 (check_cond_exprs): Delete it here instead.
23748 (check_cond_exprs, exclude_cold_structs): Do not increase
23749 I when removing a structure.
23751 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23754 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23755 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23757 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23759 PR middle-end/34934
23760 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23761 a fixed vector for stack.
23763 2008-01-24 Ben Elliston <bje@au.ibm.com>
23766 * doc/gcc.texi (Software development): Add a direntry for g++.
23768 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23770 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23771 stale and straggling -fforce-addr comments above.
23773 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23775 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23776 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23778 2008-01-23 Michael Matz <matz@suse.de>
23781 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23784 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23786 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23787 malloc result type.
23789 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23791 * config/avr/avr.c (avr_current_arch): New variable.
23792 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23793 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23794 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23795 (avr_override_options): Init 'avr_current_arch'.
23796 (base_arch_s): Move from here...
23797 * config/avr/avr.h (base_arch_s): ... here. Add new members
23798 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23799 'mega' to 'have_jmp_call'.
23800 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23801 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23803 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23805 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23806 MULTILIB_MATCHES): Ditto.
23808 2008-01-23 Richard Guenther <rguenther@suse.de>
23810 PR middle-end/31529
23811 * cgraphunit.c (cgraph_reset_node): Always mark the node
23812 not reachable if it is not queued already.
23814 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23816 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23817 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23818 (cputype_selected): New static variable.
23819 (bfin_handle_option): Set it if -mcpu is used.
23820 (override_option): Select default set of workarounds if no cpu type
23821 selected on the command line.
23822 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23824 From Michael Frysinger <michael.frysinger@analog.com>
23825 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23826 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23828 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23829 for bf547, bf523, bf524, and bf526.
23830 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23832 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23833 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23834 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23835 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23836 * doc/invoke.texi (Blackfin Options): Document that
23837 -mcpu now accept bf547, bf523, bf524, and bf526.
23839 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23841 PR rtl-optimization/34628
23842 * combine.c (try_combine): Stop and undo after the first combination
23843 if an autoincrement side-effect on the first insn has effectively
23846 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23849 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23850 Offset addresses are not valid for Altivec or paired float modes.
23852 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23855 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23856 if DECL_INITIAL (decl) is error_mark_node.
23859 * c-common.c (handle_vector_size_attribute): Only allow
23860 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23861 the same way as pointer, array etc. types.
23862 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23865 * tree.c (build_type_attribute_qual_variant): Call
23866 build_qualified_type if attributes are equal, but quals are not.
23868 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23871 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23872 * flags.h (warn_strict_aliasing): Remove.
23873 (warn_strict_overflow): Remove.
23874 * opts.c (warn_strict_aliasing): Remove.
23875 (warn_strict_overflow): Remove.
23876 * c-opts.c (c_common_handle_option): -Wall only sets
23877 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23878 (c_common_post_options): Give default values to -Wstrict-aliasing
23879 and -Wstrict-overflow if they are uninitialized.
23880 * common.opt (Wstrict-aliasing): Specify Var and Init.
23881 (Wstrict-overflow): Likewise.
23883 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23885 PR rtl-optimization/26854
23886 PR rtl-optimization/34400
23887 PR rtl-optimization/34884
23888 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23890 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23891 (df_rd_bb_info.expanded_lr_out): Deleted
23892 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23893 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23894 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23895 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23896 Removed code to allocate, initialize or free expanded_lr_out.
23897 (df_rd_bb_local_compute_process_def): Restructured to make more
23899 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23900 sets if the sets are being trimmed.
23902 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
23905 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
23906 (as_vers): Likewise.
23907 * configure: Regenerated.
23909 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23911 PR middle-end/33092
23912 * tree-pass.h (pass_build_alias): New pass.
23913 * tree-ssa-alias.c (gate_build_alias): New.
23914 (pass_build_alias): New.
23915 * passes.c (init_optimization_passes): Add pass_build_alias after
23916 pass_create_structure_vars.
23918 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
23920 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
23921 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
23922 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
23923 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
23924 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
23925 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
23926 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
23927 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
23928 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
23929 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
23930 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
23931 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
23932 * config/s390/s390.md (FP_ALL): New mode iterator.
23933 (_d): New mode attribute.
23934 ("*signbit<mode>2>"): Changed mode of first operand.
23935 ("isinf<mode>2"): Changed mode of first operand.
23936 ("*TDC_insn"): Adaptation for DFP modes.
23938 2008-01-22 Ben Elliston <bje@au.ibm.com>
23940 * tree.c (check_qualified_type): Improve function description.
23942 2008-01-21 Jason Merrill <jason@redhat.com>
23945 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
23946 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
23949 2008-01-21 DJ Delorie <dj@redhat.com>
23951 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
23954 2008-01-21 Richard Guenther <rguenther@suse.de>
23956 PR middle-end/34856
23957 * tree-cfg.c (verify_expr): Allow all invariant expressions
23958 instead of just constant class ones as reference argument.
23959 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
23960 like any other constant.
23961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
23963 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
23965 * regmove.c (fixup_match_1): Update call crossed frequencies.
23967 2008-01-21 Richard Guenther <rguenther@suse.de>
23970 * tree-inline.c (setup_one_parameter): Deal with mismatched
23971 types using a VIEW_CONVERT_EXPR.
23973 2008-01-21 Alon Dayan <alond@il.ibm.com>
23974 Olga Golovanevsky <olga@il.ibm.com>
23976 PR tree-optimization/34701
23977 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
23978 when the structure size is not a power of 2.
23980 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23982 * doc/install.texi: Add doc for --enable-checking=df.
23984 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
23986 PR rtl-optimization/34808
23987 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
23989 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
23991 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
23994 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
23996 PR rtl-optimization/26854
23997 PR rtl-optimization/34400
23998 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24000 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24001 (df_rd_bb_info.expanded_lr_out): New.
24002 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24003 * loop_iv.c (iv_analysis_loop_init): Ditto.
24004 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24005 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24006 Added code to allocate, initialize or free expanded_lr_out.
24007 (df_rd_bb_local_compute_process_def): Restructured to make
24008 more understandable.
24009 (df_rd_confluence_n): Add code to do nothing with fake edges and
24010 code to no apply invalidate_by_call sets if the sets are being trimmed.
24011 (df_lr_local_finalize): Renamed to df_lr_finalize.
24012 (df_live_local_finalize): Renamed to df_live_finalize.
24014 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24017 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24018 deciding whether to use reciprocal instructions.
24020 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24022 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24023 dwarf2out_note_section_used if cold_text_section is NULL.
24025 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24027 PR gcov-profile/34610
24028 * tree-cfg.c (make_edges): Mark both outgoing edges from
24029 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24030 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24031 from OMP_FOR and OMP_CONTINUE outgoing edges.
24033 * tree-profile.c (tree_profiling): Return early if
24034 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24036 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24037 from cfun to child_cfun.
24038 * function.h (struct function): Add after_tree_profile bit.
24040 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24042 * config/avr/avr.S (_exit): Disable interrupt.
24044 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24045 Steven Bosscher <stevenb.gcc@gmail.com>
24047 PR rtl-optimization/26854
24048 PR rtl-optimization/34400
24049 * df-problems.c (df_live_scratch): New scratch bitmap.
24050 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24051 (df_live_reset): Clear the proper bitmaps.
24052 (df_live_bb_local_compute): Only process the artificial defs once
24053 since the order is not important.
24054 (df_live_init): Init the df_live sets only with the variables
24055 found live by df_lr.
24056 (df_live_transfer_function): Use the df_lr sets to prune the
24057 df_live sets as they are being computed.
24058 (df_live_free): Free df_live_scratch.
24060 2008-01-18 Ian Lance Taylor <iant@google.com>
24062 * common.opt: Add fmerge-debug-strings.
24063 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24064 flag_merge_debug_strings rather than flag_merge_constants.
24065 * doc/invoke.texi (Option Summary): Mention
24066 -fmerge-debug-strings.
24067 (Debugging Options): Document -fmerge-debug-strings.
24069 2008-01-18 Ian Lance Taylor <iant@google.com>
24072 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24073 (struct tree_function_decl): Add new field operator_new_flag.
24074 * tree-inline.c (expand_call_inline): When inlining a call to
24075 operator new, force the return value to go into a variable, and
24076 set DECL_NO_TBAA_P on that variable.
24077 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24079 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24082 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24083 DWARF2_DEBUGGING_INFO.
24084 (dwarf2out_note_section_used): Ditto. Add prototype.
24085 (have_multiple_function_sections, text_section_used,
24086 cold_text_section_used, *cold_text_sections): Move declarations
24089 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24091 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24092 field and add signal_ra.
24093 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24094 assignments to frame state pc. Move end of stack check after
24095 MD_FALLBACK_FRAME_STATE_FOR.
24096 (uw_update_context_1): Use frame state signal_regs if set, instead
24097 of checking signal_frame flag.
24098 (uw_update_context): Use frame state signal_ra if set.
24099 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24100 * config/xtensa/linux-unwind.h: New file.
24102 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24104 * modulo-sched.c (get_sched_window): Fix comment typo.
24106 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24108 PR tree-optimization/34648
24109 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24111 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24113 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24114 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24116 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24118 PR rtl-optimization/34400
24119 * df-core.c (df_worklist_dataflow_overeager,
24120 df_worklist_dataflow_doublequeue): New functions.
24121 (df_worklist_dataflow): Two different worklist solvers.
24122 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24125 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24128 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24129 and ftree-parallelize-loops.
24131 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24133 PR rtl-optimization/34826
24134 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24136 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24138 * global.c (find_reg): Mark the eh regs as used if necessary.
24139 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24140 * ra.h (struct allocno): no_eh_reg field added. Changed
24141 no_stack_reg type to bitfield.
24143 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24145 * tree.c (substitute_in_expr): Add missing 'break'.
24147 2008-01-17 Richard Guenther <rguenther@suse.de>
24149 PR tree-optimization/34825
24150 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24151 x / x as division to handle.
24153 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24155 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24156 "-pthread" is specified.
24157 * pa-hpux11.h (LIB_SPEC): Likewise.
24159 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24160 Peter Bergner <bergner@vnet.ibm.com>
24162 PR rtl-optimization/33796
24163 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24165 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24167 PR libgfortran/34699
24168 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24170 * pa-hpux10.h (LINK_SPEC): Likewise.
24171 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24173 2008-01-16 Richard Guenther <rguenther@suse.de>
24175 PR middle-end/32628
24176 * fold-const.c (fold_convert_const_int_from_int): Do not
24177 set overflow if that occured only because of a sign extension
24178 change when converting from/to a sizetype with the same
24179 precision and signedness.
24181 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24184 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24185 location address to the correct place. Update copyright year.
24187 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24189 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24190 no dependences in the dependence_relations vector.
24192 2008-01-16 Jan Hubicka <jh@suse.cz>
24194 PR rtl-optimization/31396
24195 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24196 * cfg.c (dump_reg_info): Print it.
24197 * regs.h (struct reg_info_t): add freq_calls_crossed.
24198 (REG_FREQ_CALLS_CROSSED): New macro.
24199 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24200 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24201 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24202 regmove_optimize): Update call crossed frequencies.
24203 * local-alloc.c (struct qty): Add freq_calls_crossed.
24204 (alloc_qty): Copute freq_calls_crossed.
24205 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24206 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24207 * ra.h (struct allocno): Add freq_calls_crossed.
24209 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24211 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24212 libgomp when compiling with ftree-parallelize-loops.
24213 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24215 2008-01-16 Richard Guenther <rguenther@suse.de>
24217 PR tree-optimization/34769
24218 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24219 * tree.c (int_cst_value): Instead make this function more
24220 permissive in what it accepts as valid input. Document this
24221 function always sign-extends the value.
24223 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24224 Richard Guenther <rguenther@suse.de>
24227 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24228 (gimple_fold_indirect_ref_rhs): ... this.
24229 (gimple_fold_indirect_ref): New function with foldings
24230 that preserve lvalueness.
24231 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24232 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24233 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24234 to fold an INDIRECT_REF, fall back to the old use of
24235 fold_indirect_ref_1.
24237 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24239 * tree-data-ref.c (subscript_dependence_tester_1): Call
24240 free_conflict_function.
24241 (compute_self_dependence): Same.
24243 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24246 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24247 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24249 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24250 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24251 for DWARF2_UNWIND_INFO targets.
24253 2008-01-16 Richard Guenther <rguenther@suse.de>
24256 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24257 type qualifiers for function types.
24259 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24261 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24262 loop_iterator li from previous commit.
24264 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24266 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24268 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24270 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24271 (parallelize_loops): Don't parallelize irreducible components.
24273 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24276 * c-opts (c_common_post_options): Do not enable CPP
24277 flag_pedantic_errors by default.
24279 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24281 PR rtl-optimization/31944
24282 * cse.c (remove_pseudo_from_table): New function.
24283 (merge_equiv_classes): Use above function to remove pseudo-registers.
24284 (invalidate): Likewise.
24286 2008-01-13 Richard Guenther <rguenther@suse.de>
24288 PR middle-end/34601
24289 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24290 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24292 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24294 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24295 validate_change to unshare the source of the PC set.
24297 2008-01-12 Jan Hubicka <jh@suse.cz>
24299 PR middle-end/32135
24300 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24301 references above array bounds. This might trigger bounds checks for
24302 pointers to arrays.
24304 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24306 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24307 new_replaceable_dependencies.
24309 2008-01-12 Doug Kwan <dougkwan@google.com>
24311 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24312 instead of OPT_Wreturn_type in warning due to ignored return type
24314 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24315 options included in -Wextra.
24316 * c.opt: New option -Wignored_qualifiers.
24317 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24318 -Wignore_qualifiers.
24319 (-Wignored-qualifiers): Document.
24320 (-Wreturn-type): Remove description of functionality now handled
24321 by -Wignored-qualifiers.
24323 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24326 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24327 NOP_EXPR if it is between integral types with the same precision.
24329 2008-01-12 Jan Hubicka <jh@suse.cz>
24332 * invoke.texi (max-inline-recursive-depth): Fix default value.
24334 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24336 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24339 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24341 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24343 2008-01-11 James E. Wilson <wilson@specifix.com>
24346 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24348 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24350 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24351 save/restore frame pointer register and don't use 'call-prologues'
24352 optimization in function with "OS_task" attribute.
24354 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24356 PR middle-end/31309
24357 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24358 when copying to memory.
24360 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24362 PR rtl-optimization/30905
24363 * cfgcleanup.c: Include dce.h
24364 (crossjumps_occured): New global variable.
24365 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24366 If something changed, set crossjumps_occured to true.
24367 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24368 Don't add/remove fake edges to exit here...
24369 (cleanup_cfg): ...but do it here, when crossjumping.
24370 Run a fast DCE when successful crossjumps occured in the latest
24371 iteration of try_optimize_cfg.
24373 2008-01-11 Richard Guenther <rguenther@suse.de>
24375 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24376 (struct vn_unary_op_s): Likewise.
24377 (vn_reference_insert): Free old reference on hash collision.
24379 2008-01-10 Raksit Ashok <raksit@google.com>
24381 PR rtl-optimization/27971
24382 * combine.c (find_split_point): Split PLUS expressions which are
24383 inside a MEM rtx, and whose first operand is complex.
24385 2008-01-10 DJ Delorie <dj@redhat.com>
24387 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24388 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24389 (m32c_hard_regno_ok): Call the underlying function.
24391 2008-01-10 Richard Guenther <rguenther@suse.de>
24393 PR middle-end/34683
24394 * tree-cfg.c (tree_merge_blocks): Do not go through the
24395 full-blown folding and stmt updating path if we just deal
24396 with virtual operands.
24397 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24398 test for abnormal SSA_NAMEs.
24400 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24402 PR middle-end/34641
24403 * reload.c (push_reload): Add assertions. All constants from
24404 reg_equiv_constant should have been used for replacing the respective
24406 (find_reloads_address): Invoke find_reloads_address_part for
24407 constant taken from the reg_equiv_constant array.
24409 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24411 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24412 field (valnum) the first in the struct. Replace bools with
24415 2008-01-10 Richard Guenther <rguenther@suse.de>
24417 PR tree-optimization/34651
24418 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24419 types and ordering for masking and converting.
24421 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24423 PR tree-optimization/34017
24424 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24425 also for PHI_NODE expressions.
24427 2008-01-09 Jan Hubicka <jh@suse.cz>
24429 PR tree-optimization/34708
24430 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24431 based on number of case labels.
24432 (init_inline_once): Remove switch_cost.
24433 * tree-inline.h (eni_weights_d): Remove switch_cost.
24435 2008-01-09 Richard Guenther <rguenther@suse.de>
24436 Andrew Pinski <andrew_pinski@playstation.sony.com>
24438 PR middle-end/30132
24439 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24440 temporary if an rvalue is ok or an lvalue is not required.
24442 2008-01-09 Richard Guenther <rguenther@suse.de>
24444 PR middle-end/34458
24445 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24446 adjust return type.
24448 2008-01-09 Richard Guenther <rguenther@suse.de>
24450 PR middle-end/34679
24451 * tree.c (host_integerp): Check for sizetype only if the
24452 type is an integer type.
24454 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24457 * opts.c (decode_options): Disable inlining of functions called
24458 once if not in unit-at-a-time mode.
24460 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24462 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24464 2008-01-08 Richard Guenther <rguenther@suse.de>
24466 PR middle-end/31863
24467 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24468 out early if the result will be unused.
24470 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24475 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24476 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24479 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24481 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24482 for vectorization tuned.
24484 2008-01-08 Richard Guenther <rguenther@suse.de>
24486 PR tree-optimization/34683
24487 * tree-ssa-operands.c (operand_build_cmp): Export.
24488 * tree-ssa-operands.h (operand_build_cmp): Declare.
24489 * tree-vn.c (vuses_compare): Remove.
24490 (sort_vuses): Use operand_build_cmp.
24491 (sort_vuses_heap): Likewise.
24492 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24493 to re-use old VEC if available. Do not sort already sorted VUSEs.
24494 (vdefs_to_vec): Do not sort already sorted VDEFs.
24496 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24498 PR middle-end/34694
24499 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24501 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24504 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24505 limitations of reciprocal sequences on x86 targets.
24507 2008-01-08 Richard Guenther <rguenther@suse.de>
24509 PR tree-optimization/34683
24510 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24512 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24515 * config/darwin.c (darwin_mergeable_string_section): Don't use
24516 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24518 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24521 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24522 negxf2. Macroize expander using X87MODEF mode iterator. Change
24523 predicates of op0 and op1 to register_operand.
24524 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24525 expander using X87MODEF mode iterator. Change predicates of
24526 op0 and op1 to register_operand.
24527 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24528 corresponding patterns and macroize using MODEF macro. Change
24529 predicates of op0 and op1 to register_operand and remove
24530 "m" constraint. Disparage "r" alternative with "!".
24531 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24532 macroize using X87MODEF macro. Change predicates of op0 and op1
24533 to register_operand and remove "m" constraint. Disparage "r"
24534 alternative with "!".
24535 (absneg splitter with memory operands): Remove.
24536 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24537 patterns and macroize using X87MODEF mode iterator.
24538 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24539 Change predicate of op1 to register_operand.
24540 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24541 for memory operands.
24543 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24545 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24547 2008-01-07 Richard Guenther <rguenther@suse.de>
24549 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24552 2008-01-07 Richard Guenther <rguenther@suse.de>
24554 PR tree-optimization/34683
24555 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24556 VOPs of the needed size to save memory. Use VEC_quick_push
24557 to save compile-time.
24558 (vdefs_to_vec): Likewise.
24560 2008-01-07 Sa Liu <saliu@de.ibm.com>
24562 * config/spu/spu.md (divdf3): Genetate inline code for double
24563 division. The implementation doesn't handle INF or NAN, therefore it
24564 only applies when -ffinite-math-only is given.
24566 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24569 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24570 * doc/cpp.texi ([Common Predefined Macros]): Document.
24572 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24574 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24575 order to use commutative addition instead of subtraction.
24577 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24578 Mircea Namolaru <namolaru@il.ibm.com>
24579 Vladimir Yanovsky <yanov@il.ibm.com>
24580 Revital Eres <eres@il.ibm.com>
24582 PR tree-optimization/34263
24583 * tree-outof-ssa.c (process_single_block_loop_latch,
24584 contains_tree_r): New functions.
24585 (analyze_edges_for_bb): Call process_single_block_loop_latch
24586 function to empty single-basic-block latch block if possible.
24588 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24590 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24592 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24594 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24596 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24598 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24600 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24602 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24604 PR tree-optimization/34618
24605 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24608 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24611 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24612 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24613 Update copyright year.
24615 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24616 Update copyright year.
24617 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24620 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24622 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24623 edge does not point to current bb before changing need_assert.
24625 2008-01-04 Richard Guenther <rguenther@suse.de>
24627 PR middle-end/34029
24628 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24629 for verifying purposes if they are is_gimple_min_invariant.
24631 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24633 PR tree-optimization/34448
24634 PR tree-optimization/34465
24635 * gimplify.c (gimplify_init_constructor): Add new parameter
24636 notify_temp_creation. Use it.
24637 (gimplify_modify_expr_rhs): Take volatiles into account when
24638 optimizing constructors.
24639 Do not optimize constructors if gimplify_init_constructor will dump to
24641 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24642 * gcc.c-torture/compile/pr34448.c: New.
24644 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24646 PR gcov-profile/34609
24647 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24648 return_slot if result is TREE_ADDRESSABLE.
24650 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24652 * config/mips/mips.md (sqrt_condition): Tweak comment.
24653 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24655 2008-01-03 Tom Tromey <tromey@redhat.com>
24658 * c-common.c (c_type_hash): Handle VLAs.
24660 2008-01-03 Jan Hubicka <jh@suse.cz>
24662 PR tree-optimization/31081
24663 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24664 0 when inlining and not inlining to first basic block.
24665 (remap_decl): When var is initialized to 0, don't set default_def.
24666 (expand_call_inline): Set entry_bb.
24667 * tree-inline.h (copy_body_data): Add entry_bb.
24669 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24672 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24675 PR tree-optimization/29484
24676 * tree-inline.c (inline_forbidden_p_2): New function.
24677 (inline_forbidden_p): Disallow inlining if some static var
24678 has an address of a local LABEL_DECL in its initializer.
24679 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24682 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24684 PR tree-optimization/34635
24685 * tree-data-ref.c (add_other_self_distances): Make sure that the
24686 evolution step is constant.
24688 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24690 PR middle-end/34608
24691 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24693 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24695 * tree-sra.c (scalarize_init): Insert the generate_element_init
24696 statements after the generate_element_zero statements.
24698 2008-01-02 Richard Guenther <rguenther@suse.de>
24700 PR middle-end/34093
24701 PR middle-end/31976
24702 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24703 for very large number of operands instead of ICEing.
24705 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24708 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24709 while stack probing.
24711 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24713 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24716 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24718 PR libmudflap/26442
24719 * tree-mudflap.c (mx_register_decls): Guard warning by
24720 !DECL_ARTIFICIAL check.
24722 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24724 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24725 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24726 sse5_perm<mode>): Fix constraints.