1 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4 factor by the estimated number of iterations.
5 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8 2007-03-01 Richard Henderson <rth@redhat.com>
10 * expr.c (emit_move_complex_push): Export.
11 (emit_move_complex_parts): Split out from ...
12 (emit_move_complex): ... here.
13 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
14 * config/i386/i386.md (movcdi): New.
16 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19 size of mode1 to check for tieable modes in MMX case.
21 2007-03-01 Richard Sandiford <richard@codesourcery.com>
23 * Makefile.in (rtlanal.o): Depend on tree.h.
24 * rtl.h (offset_within_section_p, split_const): Declare.
25 * rtlanal.c: Include tree.h.
26 (offset_within_block_p): New function, taken from
27 mips_offset_within_object_p.
28 (split_const): New function, taken from mips_split_const.
29 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
31 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
32 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
33 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
34 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
35 (m68k_illegitimate_symbolic_constant_p): New function.
36 * config/m68k/m68k.md (movsi): Remove misleading predicates.
37 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
38 symbolic constant that might be outside the symbol's section,
39 move the symbol first and then add the offset.
40 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
42 * config/mips/mips.c (mips_split_const): Delete.
43 (mips_offset_within_object_p): Delete.
44 (mips_symbolic_constant_p): Use offset_within_section_p and
45 split_const instead of mips_offset_within_object_p and
47 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
48 (mips_legitimize_const_move, print_operand_reloc)
49 (mips_dangerous_for_la25_p): Use split_const instead of
52 2007-02-28 Eric Christopher <echristo@apple.com>
54 * Makefile.in (install-include-dir): Don't rm -rf include.
56 2007-02-28 Richard Guenther <rguenther@suse.de>
59 * fold-const.c (fold_binary): Do not associate expressions
60 with more than one variable for integer types that do not wrap.
62 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
64 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
65 Delete, and replace with...
66 (fold_builtin_call_array): This. Update callers to use it.
67 * fold-const.c (fold_build_call_list): Delete, and replace with...
68 (fold_build_call_array): This.
69 (fold_build_call_list_initializer): Delete, and replace with...
70 (fold_build_call_array_initializer): This.
71 * tree.h: Update declarations to reflect above changes.
73 * c-typeck.c (build_function_call): Store converted arguments
74 in a stack-allocated array instead of building a list.
75 (convert_arguments): Store arguments in the array passed in as an
76 argument, and return the actual number of arguments.
77 * c-format.c: (check_function_format): Pass arguments in an
78 array instead of a list.
79 * c-common.c (check_function_nonnull): Likewise.
80 (check_function_sentinel): Likewise.
81 (check_function_arguments): Likewise.
82 * c-common.h: Update declarations to reflect above changes.
84 2007-02-28 Jan Hubicka <jh@suse.cz>
86 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
87 PRED_NEGATIVE_RETURN): Update outcomes.
89 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
91 * calls.c (emit_library_call_value_1): Handle partial registers
92 correctly when building up CALL_INSN_FUNCTION_USAGE.
94 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
96 * pa/predicates.md (move_src_operand): Allow zero for mode.
97 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
100 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
104 *movv2df_internal): Enable pattern only for valid operand
106 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
107 tie only 128bit modes. For MMX registers, tie only 64bit modes.
109 2007-02-27 Mike Stump <mrs@apple.com>
111 * config/darwin-crt3.c: Avoid compilation when compiling for a
114 2007-02-27 Joseph Myers <joseph@codesourcery.com>
116 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
118 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
119 for fixed headers and limits.h.
120 (install-include-dir, install-headers-tar, install-headers-cpio,
121 install-headers-cp, real-install-headers-tar,
122 real-install-headers-cpio, real-install-headers-cp): Handle
123 include-fixed as well as include.
124 (install-mkheaders): Don't install files that go only in include
126 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
127 from GCC_INCLUDE_DIR.
128 * gcc.c (process_command): Remove special -BstageN/ handling.
129 (do_spec_1): Add include-fixed directories.
131 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
133 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
135 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
137 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
140 2007-02-27 Mark Mitchell <mark@codesourcery.com>
142 * c-common.c (get_priority): Add check for
143 SUPPORTS_INIT_PRIORITY.
145 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
147 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
149 * config/bfin/bfin.c: Include "cfglayout.h".
150 (MAX_LSETUP_DISTANCE): New macro.
151 (struct loop_info): New members incoming, incoming_src and
152 incoming_dest. Delete member predecessor.
153 (length_for_loop): New function.
154 (bfin_optimize_loop): Handle more different loop structures.
155 (bfin_discover_loop): Rework detection of predecessor blocks by
156 examining incoming edges.
157 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
159 (bfin_reorder_loops): New function.
160 (bfin_reorg_loops): Use these three new functions.
162 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
163 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
164 (CONSTRAINT_LEN): Add entry for 'q'.
165 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
167 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
168 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
170 * config/bfin/bfin.md (add_with_carry): New pattern.
171 (s_or_u, su_optab, su_modifier): New code macros/attrs.
172 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
173 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
174 support unsigned multiplies too. Removed incorrect commutativity from
175 operand 1 constraint where appropriate.
176 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
178 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
179 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
181 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
182 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
183 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
184 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
185 usmulhisi_hh_huh): New patterns.
187 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
188 lshifthi3): Fix output template to use half reg for operand 2.
190 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
193 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
195 2007-02-27 Andreas Schwab <schwab@suse.de>
197 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
199 2007-02-27 Jan Hubicka <jh@suse.cz>
201 * predict.c (last_basic_block_p): Remove.
202 (tree_estimate_probability): Update return heuristic for commonized
205 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
207 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
209 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
211 * doc/include/gcc-common.texi (versionsubtitle): New macro.
212 * doc/cpp.texi: Standardize title page.
213 * doc/cppinternals.texi: Likewise.
214 * doc/gcc.texi: Standardize title page, remove version number
216 * doc/gccint.texi: Likewise.
217 * doc/install.texi: Standardize title page, add table of
220 2007-02-26 Jan Hubicka <jh@suse.cz>
222 * predict.def: Set outcomes according to more recent results.
223 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
224 Remove dead predictors.
225 * predict.c (return_prediction): Fix pasto.
227 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
229 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
230 change; avoid a memory leak when returning early.
232 2007-02-26 Mark Mitchell <mark@codesourcery.com>
234 * c-decl.c (static_ctors): Move to c-common.c.
235 (static_dtors): Likewise.
236 (finish_function): Use c_record_cdtor_fn.
237 (build_cdtor): Move to c-common.c.
238 (c_write_global_declarations): Use c_build_cdtor_fns.
239 * c-common.h (static_ctors): Declare.
240 (static_dtors): Likewise.
241 (c_record_cdtor_fn): Likewise.
242 (c_build_cdtor_fns): Likewise.
243 * c-common.c (static_ctors): New variable.
244 (static_dtors): Likewise.
245 (c_record_cdtor_fn): New function.
246 (build_cdtor): Move from c-decl.c
247 (c_build_cdtor_fns): New function.
249 * output.h (assemble_addr_to_section): Declare.
250 (get_cdtor_priority_section): Likewise.
251 * varasm.c (assemble_addr_to_section): New function.
252 (get_cdtor_priority_section): Likewise.
253 (default_named_section_asm_out_destructor): Use them.
254 (destor_dtor_section_asm_out_destructor): Likewise.
255 (default_named_section_asm_out_constructor): Likewise.
256 (default_ctor_section_asm_out_constructor): Likewise.
257 * config.gcc (*-*-vxworks*): Include vxworks.o.
258 * config/t-vxworks (vxworks.o): New target.
259 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
260 (TARGET_ASM_CONSTRUCTOR): Define.
261 (TARGET_ASM_DESTRUCTOR): Likewise.
262 (vxworks_asm_out_constructor): Declare.
263 (vxworks_asm_out_destructor): Likewise.
265 * c-common.c (get_priority): Check that we have not just an
266 INTEGER_CST, but an integer constant with integeral type.
268 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
270 PR tree-optimization/30938
271 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
272 use &dt[nargs-1] instead of &dt[nargs] in the call to
273 vect_is_simple_use().
275 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
277 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
278 from register elimination as PRE_MODIFY / POST_MODIFY increments.
279 Do not attempt to handle MEM inside auto-inc expressions.
280 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
281 of a register modified by an auto-inc expression. However, do handle
282 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
283 (elimination_effects): Prohibit elimination of a register modified
284 by an auto-inc expression. Disable register elimination rules whose
285 target register is modified by an auto-inc expression with variable
288 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
290 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
292 (array_at_struct_end_p): New function.
293 (idx_infer_loop_bounds): Use it.
294 (estimate_numbers_of_iterations_loop): Export.
295 * predict.c (predict_loops): Use estimated_loop_iterations_int.
296 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
297 (tree_estimate_probability): Call record_loop_exits.
298 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
299 (estimated_loop_iterations, estimated_loop_iterations_int,
300 estimated_loop_iterations_tree): New functions.
301 (analyze_siv_subscript_cst_affine,
302 compute_overlap_steps_for_affine_1_2,
303 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
304 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
305 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
306 (PRED_LOOP_ITERATIONS_GUESSED): New.
307 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
308 * cfgloop.h (estimate_numbers_of_iterations_loop,
309 estimated_loop_iterations_int): Declare.
311 2007-02-25 Mark Mitchell <mark@codesourcery.com>
313 * doc/extend.texi: Document optional priority argument to
314 constructors and destructors.
315 * tree.c (init_priority_for_decl): Adjust GTY markers.
316 (init_ttree): Use priority-info hash functions for
317 init_priority_for_decl.
318 (tree_map_eq): Rename to ...
319 (tree_map_base_eq): ... this.
320 (tree_map_marked_p): Rename to ...
321 (tree_map_base_marked_p): ... this.
322 (tree_map_base_hash): New function.
323 (decl_init_priority_lookup): Rework.
324 (decl_fini_priority_lookup): New function.
325 (decl_priority_info): New function.
326 (decl_init_priority_insert): Use it.
327 (decl_fini_priority_insert): Likewise.
328 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
330 (decl_restrict_base_insert): Likewise.
331 (decl_debug_expr_insert): Likewise.
332 (decl_value_expr_lookup): Likewise.
333 (decl_value_expr_insert): Likewise.
334 * tree.h (priority_type): New type.
335 (decl_init_priority_lookup): Use priority_type.
336 (decl_fini_priority_lookup): New function.
337 (decl_init_priority_insert): Use priority_type.
338 (decl_fini_priority_insert): New function.
339 (DECL_HAS_INIT_PRIORITY): Tweak comments.
340 (DECL_INIT_PRIORITY): Likewise.
341 (SET_DECL_INIT_PRIORITY): Add comment.
342 (DECL_FINI_PRIORITY): New macro.
343 (SET_DECL_FINI_PRIORITY): Likewise.
344 (DEFAULT_INIT_PRIORITY): Document.
345 (MAX_INIT_PRIORITY): Likewise.
346 (MAX_RESERVED_INIT_PRIORITY): Likewise.
347 (tree_map_base): New type.
348 (tree_map_base_eq): New function.
349 (tree_map_base_hash): Likewise.
350 (tree_map_base_marked_p): Likewise.
351 (tree_map): Inherit from tree_map_base.
352 (tree_map_eq): Make it a macro.
353 (tree_map_marked_p): Likewise.
354 (tree_int_map): Inherit from tree_map_base.
355 (tree_int_map_eq): Make it a macro.
356 (tree_int_map_hash): Likewise.
357 (tree_int_map_marked_p): Likewise.
358 (tree_priority_map): New type.
359 (tree_priority_map_eq): New macro.
360 (tree_priority_map_hash): Likewise.
361 (tree_priority_map_marked_p): Likewise.
362 * varasm.c (emults_decl): Adjust for refactoring of tree_map
364 (emutls_common_1): Likewise.
365 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
366 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
367 of tree_map hierarchy.
368 * tree-cfg.c (move_stmt_r): Likewise.
369 (new_label_mapper): Likewise.
370 * c-tree.h (c_expand_body): Move to ...
371 * c-common.h (c_expand_body): ... here.
372 * c-decl.c (c_expand_body): Move to ...
373 * c-common.c (c_expand_body): ... here.
374 (c_common_attribute_table): Allow 1 argument for the constructor
375 and destructor attributes.
376 (get_priority): New function.
377 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
378 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
380 2007-02-24 Jan Hubicka <jh@suse.cz>
383 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
385 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
386 Jan Hubicka <jh@suse.cz>
389 * i386.c (counter_mode): New function.
390 (expand_set_or_movmem_via_loop): Use it.
391 (expand_movmem_epilogue): Likewise; fix pasto.
392 (ix86_expand_movmem): Do emit guard even for constant counts.
393 (ix86_expand_setmem): Likewise.
395 2007-02-25 Nick Clifton <nickc@redhat.com>
397 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
398 (JUMP_TABLES_IN_TEXT_SECTION): Define.
400 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
404 count argument with 0x10, not with 0x16.
405 (expand_setmem_epilogue): Ditto.
407 2007-02-24 Mike Stump <mrs@apple.com>
409 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
412 2007-02-24 Richard Guenther <rguenther@suse.de>
415 * fold-const.c (fold_binary): Fold x +- CST op x for
418 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
420 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
422 2007-02-24 Jan Hubicka <jh@suse.cz>
424 * cgraphunit.c (decide_is_function_needed): Honor
425 -fkeep-inline-functions.
427 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
429 * builtins.c (fold_builtin_modf): New.
430 (fold_builtin_2): Use it.
432 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
434 * loop-iv.c (implies_p): Detect additional cases where A implies B.
435 (determine_max_iter): Take additional LOOP arg; all callers changed.
436 Lose broken logic dealing with PLUS. Try to limit the upper bound by
437 one using simplifications.
438 (simplify_using_initial_values): Return if the expression becomes
439 invalid due to altered regs.
441 2007-02-23 DJ Delorie <dj@redhat.com>
443 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
445 2007-02-23 Mike Stump <mrs@apple.com>
447 * tlink.c (scan_linker_output): Parse linker messages from
448 darwin9's linker better.
450 2007-02-23 Steve Ellcey <sje@cup.hp.com>
453 * varpool.c (varpool_assemble_pending_decls): Set
454 varpool_last_needed_node to null.
456 2007-02-23 DJ Delorie <dj@redhat.com>
458 * config/i386/i386.c (ix86_data_alignment): Don't specify an
459 alignment bigger than the object file can handle.
461 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
465 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
466 (*movsf_1): Penalize MMX moves.
468 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
470 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
471 2^32-1 or more times unless flag_unsafe_loop_optimizations.
473 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
475 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
477 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
478 (fold_builtin_1): Use them.
479 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
480 BUILT_IN_SIGNIFICAND.
482 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
484 * config/i386/i386.c (bdesc_1arg): Initialize
485 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
486 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
487 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
488 and IX86_BUILTIN_MOVSLDUP.
490 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
492 PR rtl-optimization/30841
493 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
495 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
497 * builtins.c (fold_builtin_frexp): New.
498 (fold_builtin_2): Use it.
500 2007-02-22 Mark Mitchell <mark@codesourcery.com>
502 * doc/invoke.texi (Spec Files): Document getenv spec function.
504 * gcc.c (getenv_spec_function): New function.
505 (static_spec_functions): Add it.
506 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
507 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
510 2007-02-22 Michael Matz <matz@suse.de
513 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
514 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
516 2007-02-22 Ian Lance Taylor <iant@google.com>
519 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
520 (mem_loc_descriptor): Call it.
522 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
523 Ira Rosen <irar@il.ibm.com>
525 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
527 2007-02-22 Ira Rosen <irar@il.ibm.com>
529 PR tree-optimization/30843
530 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
531 stores only after all the group is vectorized.
533 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
535 PR tree-optimization/30858
536 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
537 in the reduction cycle have a single use in the loop.
538 * tree-vectorizer.h (relevant): Add documentation.
540 2007-02-20 Mike Stump <mrs@apple.com>
542 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
543 * configure: Regenerate.
545 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
547 Change the defaults of some parameters and options.
548 * config/spu/spu-protos.h (spu_optimization_options): Declare.
549 * config/spu/spu.c (spu_optimization_options): Add.
550 (spu_override_options): Change params in spu_optimization_options.
551 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
553 Register 127 is only 16 byte aligned when used as a frame pointer.
554 * config/spu/spu-protos.h (spu_init_expanders): Declare.
555 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
556 HARD_FRAME_POINTER_REGNUM.
557 (spu_legitimate_address): Use regno_aligned_for_reload.
558 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
559 aligned when frame_pointer_needed is true.
560 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
562 * config/spu/spu.h (INIT_EXPANDERS): Define.
564 Make sure shift and rotate instructions have valid immediate operands.
565 * config/spu/predicates.md (spu_shift_operand): Remove.
566 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
567 * config/spu/constraints.md (W, O): Extend range.
568 * config/spu/spu.md (umask, nmask): Define.
569 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
570 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
571 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
572 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
573 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
574 (lshr<mode>3_reg): Fix rtl description.
576 Make sure mulhisi immediate operands are valid.
577 * config/spu/predicates.md (imm_K_operand): Add.
578 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
580 Generate constants using fsmbi and andi.
581 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
582 (print_operand, spu_split_immediate, classify_immediate,
583 fsmbi_const_p): Handle IC_FSMBI2.
585 Correctly handle a CONST_VECTOR containing symbols.
586 * config/spu/spu.c (print_operand): Handle HIGH correctly.
587 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
588 (immediate_load_p): Allow symbols that use 2 instructions to create.
589 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
590 with symbols when flag_pic is set.
591 (const_vector_immediate_p): New.
592 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
593 accept a CONST_VECTOR with symbols.
594 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
595 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
597 * config/spu/spu.md (high, low): Delete.
598 (low_<mode>): Define.
600 Remove INTRmode and INTR_REGNUM, which didn't work.
601 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
603 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
604 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
605 peephole2 pattern): Don't use INTR or 131.
607 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
608 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
609 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
610 (UNSPEC_SET_INTR): Add.
611 * config/spu/spu-modes.def (INTR): Remove.
613 More accurate warnings about run-time relocations.
614 * config/spu/spu.c (reloc_diagnostic): Test in_section.
616 Correctly warn about immediate arguments to specific intrinsics.
617 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
618 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
619 the instruction predicate.
621 Fix tree check errors with latest update.
622 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
624 (spu_expand_builtin): Use CALL_EXPR_FN.
626 Add missing specific intrinsics.
627 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
629 * config/spu/spu_internals.h: Ditto.
631 Fix incorrect operand modifiers.
632 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
633 * config/spu/spu.md (xor<mode>3): Change %S to %J.
635 Optimize one case of zero_extend of a vec_select.
636 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
638 Accept any immediate for hbr.
639 * config/spu/spu.md (hbr): Change s constraints to i.
641 2007-02-21 Paul Brook <paul@codesourcery.com>
643 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
644 condexec_count when skipping USE and CLOBBER.
646 2007-02-21 Nick Clifton <nickc@redhat.com>
648 * common.opt (Warray-bounds): Add Warning attribute.
649 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
651 (fsized-zeroes): Add Optimization attribute.
652 (fsplit-wide-types, ftree-scev-cprop): Likewise.
653 * c.opt (Wc++0x-compat): Add Warning attribute.
655 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
658 * reload1.c (eliminate_regs_in_insn): In the single_set special
659 case, attempt to re-recognize the insn before falling back to
660 having reload fix it up.
662 2007-02-20 Eric Christopher <echristo@gmail.com>
664 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
666 (frv_read_iacc_argument): Ditto.
667 (frv_expand_set_builtin): Take a call instead of arglist, update for
669 (frv_expand_unop_builtin): Ditto.
670 (frv_expand_binop_builtin): Ditto.
671 (frv_expand_cut_builtin): Ditto.
672 (frv_expand_binopimm_builtin): Ditto.
673 (frv_expand_voidbinop_builtin): Ditto.
674 (frv_expand_int_void2arg): Ditto.
675 (frv_expand_prefetches): Ditto.
676 (frv_expand_voidtriop_builtin): Ditto.
677 (frv_expand_voidaccop_builtin): Ditto.
678 (frv_expand_load_builtin): Ditto.
679 (frv_expand_store_builtin): Ditto.
680 (frv_expand_mdpackh_builtin): Ditto.
681 (frv_expand_mclracc_builtin): Ditto.
682 (frv_expand_mrdacc_builtin): Ditto.
683 (frv_expand_mwtacc_builtin): Ditto.
684 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
687 2007-02-20 Janis Johnson <janis187@us.ibm.com>
689 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
690 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
692 (HAVE_GAS_DFP): Check for assembler support of decimal floating
694 * configure: Regenerate.
695 * config.in: Regenerate.
696 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
697 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
698 masks to power6 and power6x and to POWERPC_MASKS.
699 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
701 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
702 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
703 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
704 Access PROTOTYPE as variable, not mask.
706 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
708 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
709 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
710 * combine.c (adjust_for_new_dest): Use it.
711 * postreload.c (reload_combine): Likewise.
713 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
715 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
716 notes on an insn with multiple sets, even if single_set returns
717 non-NULL for that insn.
719 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
721 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
724 2007-02-20 Geoffrey Keating <geoffk@apple.com>
726 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
727 if user didn't pass it.
728 * config/i386/darwin.h (CC1_SPEC): Likewise.
729 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
730 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
731 -mmacosx-version-min.
733 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
734 Uros Bizjak <ubizjak@gmail.com>
736 * optabs.h (enum optab_index): Add new OTI_scalb.
737 (scalb_optab): Define corresponding macro.
738 * optabs.c (init_optabs): Initialize scalb_optab.
739 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
741 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
742 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
743 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
744 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
745 flag_unsafe_math_optimizations is set.
747 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
748 to implement scalbf, scalb and scalbl built-ins as inline x87
751 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
752 DJ Delorie <dj@redhat.com>
755 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
756 (diagnostic_report_diagnostic): ... here, and turn them into real
757 errors. If warnings are inhibited, no need to do anything.
759 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
761 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
762 better code generation.
764 2007-02-20 Ben Elliston <bje@au.ibm.com>
766 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
768 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
770 * config/alpha/alpha.c, config/alpha/alpha.md,
771 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
772 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
773 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
774 config/arm/lib1funcs.asm: Follow spelling conventions.
776 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
777 config/fr30/fr30.md, config/i386/i386.h,
778 config/iq2000/iq2000.h, config/iq2000/predicates.md,
779 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
780 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
781 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
782 config/rs6000/altivec.md, config/rs6000/rs6000.c,
783 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
784 config/sparc/sparc.c, config/sparc/sparc.h,
785 config/sparc/sparc.md, config/spu/constraints.md,
786 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
789 2007-02-20 Alan Modra <amodra@bigpond.net.au>
792 * varasm.c (use_blocks_for_decl_p): Return false for decls with
795 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
797 * doc/invoke.texi (-ftree-lrs): Remove.
799 2007-02-19 Diego Novillo <dnovillo@redhat.com>
801 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
804 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
806 * config/ia64/ia64.c (ia64_expand_builtin): Use the
807 new CALL_EXPR_FN macro for retrieving the function
808 declaration of the input expression.
810 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
812 * c.opt (Waddress): New.
813 * common.opt (Walways-true): Delete.
814 (Wstring-literal-comparison): Delete.
815 * doc/invoke.texi (Warning Options): Delete -Walways-true and
816 -Wstring-literal-comparison. Add -Waddress.
818 (Walways-true): Delete.
819 (Wstring-literal-comparison): Delete.
820 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
821 consistently instead of -Walways-true in example.
822 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
823 * c-typeck.c (parser_build_binary_op): Replace
824 -Wstring-literal-comparison and -Walways-true with -Waddress.
825 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
828 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
830 * tree-cfg.c (dump_function_to_file): Be prepared for functions
831 without DECL_STRUCT_FUNCTION initialized.
833 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
835 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
836 due to calls to functions taking pointers as parameters.
838 2007-02-19 Richard Henderson <rth@redhat.com>
841 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
844 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
846 * config/s390/s390.c (s390_call_saved_register_used,
847 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
848 accessed to the new scheme.
850 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
852 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
853 (cris_print_index, cris_print_operand, cris_print_operand_address)
854 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
855 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
856 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
858 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
859 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
860 GO_IF_LEGITIMATE_ADDRESS): Ditto.
861 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
862 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
863 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
864 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
865 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
866 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
867 (uminsi3, call, call_value): Ditto.
868 (define_split: indir_to_reg_split, unnamed): Ditto.
870 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
872 PR tree-optimization/30975
873 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
876 2007-02-18 Eric Christopher <echristo@gmail.com>
878 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
879 Remove use of arglist.
880 (mips_expand_builtin): Remove use of arglist, pass in expr.
881 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
882 (mips_expand_builtin_movtf): Ditto.
883 (mips_expand_builtin_compare): Ditto.
885 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
887 * tree-sra.c (sra_build_assignment): Replace assertion
888 checking with a comment explaining why it can't be done.
890 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
893 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
894 during CALL_EXPR representation conversion.
895 * tree-ssa-propagate.c (set_rhs): Likewise.
897 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
899 * tree-sra.c (sra_build_assignment): Disable assertion checking
902 2007-02-18 Roger Sayle <roger@eyesopen.com>
904 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
905 instead of calling build2 with a GIMPLE_MODIFY_STMT.
906 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
908 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
909 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
910 gimplify_init_ctor_eval_range, gimple_push_cleanup,
911 gimplify_omp_for, gimplify_omp_atomic_pipeline,
912 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
913 force_gimple_operand): Likewise.
914 * ipa-cp.c (constant_val_insert): Likewise.
915 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
916 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
917 perfect_nestify): Likewise.
918 * langhooks.c (lhd_omp_assignment): Likewise.
919 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
920 lower_copyprivate_clauses, lower_send_clauses,
921 lower_send_shared_vars, expand_parallel_call,
922 expand_omp_for_generic, expand_omp_for_static_nochunk,
923 expand_omp_for_static_chunk, expand_omp_sections,
924 lower_omp_single_copy, lower_omp_for_lastprivate,
925 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
926 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
927 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
930 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
932 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
933 config/sh/sh.md: Follow spelling conventions.
935 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
936 config/frv/predicates.md: Follow spelling conventions.
938 * config/m68k/linux-unwind.h: Fix a comment typo.
939 * target.h: Follow spelling conventions.
941 2007-02-18 Roger Sayle <roger@eyesopen.com>
943 PR rtl-optimization/28173
944 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
945 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
946 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
947 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
948 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
950 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
952 * builtins.c (fold_builtin_load_exponent): New.
953 (fold_builtin_2): Use it.
955 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
957 PR rtl-optimization/30773
958 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
959 if we fail to attach a REG_EQUIV note.
961 2007-02-18 David Edelsohn <edelsohn@gnu.org>
962 Roger Sayle <roger@eyesopen.com>
964 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
966 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
968 * calls.c (initialize_argument_information): Pass original EXP
969 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
970 code to split complex arguments here, as part of initializing the
972 (expand_call): Remove code that builds a list of arguments and
973 inserts implicit arguments into it. Instead, just count how many
974 implicit arguments there will be so we can determine the size of
975 the ARGS array, and let initialize_argument_information do the work.
976 (split_complex_values): Delete unused function.
978 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
980 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
982 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
984 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
985 for arg pointer based indexed addressing.
987 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
989 * config/ia64/ia64.h, config/ia64/ia64.md,
990 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
991 spelling conventions.
993 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
995 * config/m68k/m68k.c (split_di): New.
996 * config/m68k/m68k-protos.h: Declare split_di.
997 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
998 Improve predicate handling and split constant shifts.
1000 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1002 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1003 parameter for register bitfield operations, general predicates
1006 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1008 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1009 * config/m68k/linux-unwind.h: New file.
1011 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1013 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1014 config/i386/athlon.md, config/ia64/ia64.md,
1015 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1016 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1017 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1018 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1019 tree-vect-transform.c: Fix comment typos.
1021 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1023 * sched-deps.c (find_insn_list): Remove.
1024 * sched-int.h: Remove the prototype for find_insn_list.
1026 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1028 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1030 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1031 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1032 darwin_rs6000_override_options.
1033 (C_COMMON_OVERRIDE_OPTIONS): Expect
1034 darwin_macosx_version_min to be non-NULL always.
1035 (TARGET_C99_FUNCTIONS): Likewise.
1036 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1037 (DARWIN_MINVERSION_SPEC): New.
1038 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1039 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1041 (DARWIN_MINVERSION_SPEC): New.
1042 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1044 * config/darwin-c.c (darwin_cpp_builtins): Expect
1045 darwin_macosx_version_min to be non-NULL always.
1047 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1049 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1051 * config/i386/i386.h (x86_use_xchgb): New.
1052 (TARGET_USE_XCHGB): New macro.
1053 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1054 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1055 Split after reload into bswaphi for shifts of 8.
1056 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1057 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1058 or when optimizing for size.
1060 2007-02-16 Richard Guenther <rguenther@suse.de>
1061 Christian Bruel <christian.bruel@st.com>
1063 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1064 DECLs but prefer SSA_NAMEs over DECLs.
1066 2007-02-16 Richard Guenther <rguenther@suse.de>
1068 * tree-flow-inline.h (single_imm_use_p): Remove.
1069 (zero_imm_uses_p): Likewise.
1070 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1071 instead of single_imm_use_p.
1072 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1075 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1078 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1079 nested double- and backquotes.
1081 2007-02-15 Roger Sayle <roger@eyesopen.com>
1084 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1085 should be unreachable.
1086 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1087 For the time being redirect GIMPLE_MODIFY_STMT to the new
1088 (renamed) build_gimple_modify_stmt_stat.
1089 (build2_gimple_stat): Rename to...
1090 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1091 Always build a GIMPLE_MODIFY_STMT node.
1092 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1093 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1096 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1097 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1098 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1099 expand_complex_div_wide): Likewise.
1100 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1101 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1102 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1103 * tree-ssa-loop-manip.c (create_iv): Likewise.
1104 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1105 abs_replacement): Likewise.
1106 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1107 realify_fake_stores): Likewise.
1109 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1110 node rather than a GIMPLE_MODIFY_STMT node.
1111 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1112 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1114 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1115 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1118 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1121 * fold-const.c (fold_comparison): Add back the
1122 folding of constant complex comparisions.
1124 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1127 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1128 effects unknown to this function, return early.
1130 2007-02-15 Ian Lance Taylor <iant@google.com>
1132 * lower-subreg.c (move_eh_region_note): New static function.
1133 (resolve_simple_move): Call it.
1134 (decompose_multiword_subregs): Track blocks for which we resolve a
1135 simple move which is also a control flow insn. Pass them to
1136 find_many_sub_basic_blocks.
1137 (pass_lower_subreg): Add TODO_verify_flow.
1138 (pass_lower_subreg2): Likewise.
1140 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1141 Brooks Moses <brooks.moses@codesourcery.com>
1142 Lee Millward <lee.millward@codesourcery.com>
1144 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1145 (VL_EXP_CLASS_P): New.
1146 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1148 (TREE_OPERAND_CHECK_CODE): Likewise.
1149 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1150 (TREE_RTL_OPERAND_CHECK): Likewise.
1151 (tree_operand_check_failed): Make second parameter the whole tree
1152 instead of its code. Fixed callers.
1153 (VL_EXP_CHECK): New.
1154 (TREE_OPERAND_LENGTH): New.
1155 (VL_EXP_OPERAND_LENGTH): New.
1156 (CALL_EXPR_FN): New.
1157 (CALL_EXPR_STATIC_CHAIN): New.
1158 (CALL_EXPR_ARGS): New.
1159 (CALL_EXPR_ARG): New.
1160 (call_expr_nargs): New.
1161 (CALL_EXPR_ARGP): New.
1162 (build_nt_call_list): Declare.
1163 (build_vl_exp_stat): Declare.
1164 (build_vl_exp): New.
1165 (build_call_list): Declare.
1166 (build_call_nary): Declare.
1167 (build_call_valist): Declare.
1168 (build_call_array): Declare.
1169 (call_expr_arg): Declare.
1170 (call_expr_argp): Declare.
1171 (call_expr_arglist): Declare.
1172 (fold_build_call_list): Declare.
1173 (fold_build_call_list_initializer): Declare.
1174 (fold_call_expr): Declare to replace fold_builtin.
1175 (fold_builtin_fputs): Update to agree with modified definition.
1176 (fold_builtin_strcpy): Likewise.
1177 (fold_builtin_strncpy): Likewise.
1178 (fold_builtin_memory_chk): Likewise.
1179 (fold_builtin_stxcpy_chk): Likewise.
1180 (fold_builtin_strncpy_chk): Likewise.
1181 (fold_builtin_next_arg): Likewise.
1182 (fold_build_call_expr): Declare.
1183 (fold_builtin_call_list): Declare.
1184 (fold_builtin_call_valist): Declare.
1185 (build_call_expr): Declare.
1186 (validate_arglist): Update to agree with modified definition.
1187 (tree_operand_length): New.
1188 (call_expr_arg_iterator): New.
1189 (init_call_expr_arg_iterator): New.
1190 (next_call_expr_arg): New.
1191 (first_call_expr_arg): New.
1192 (more_call_expr_args_p): New.
1193 (FOR_EACH_CALL_EXPR_ARG): New.
1195 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1196 and tcc_gimple_stmt.
1197 (tree_code_size): Update documentation. Use sizeof (tree) rather
1198 than sizeof (char *).
1199 (tree_size): Likewise. Add case for tcc_vl_exp.
1200 (tree_node_structure): Add case for tcc_vl_exp.
1201 (contains_placeholder_p): Likewise.
1202 (substitute_in_expr): Likewise.
1203 (substitute_placeholder_in_expr): Likewise.
1204 (stabilize_reference_1): Likewise.
1205 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1206 to diagnose breakage of this interface for constructing CALL_EXPRs.
1207 (build_nt): Add similar assertion here.
1208 (build_nt_call_list): New.
1209 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1210 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1212 (get_callee_fndecl): Use new CALL_EXPR accessors.
1213 (tree_operand_check_failed): Change parameters to pass entire node
1214 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1215 (process_call_operands): New.
1216 (build_vl_exp_stat): New.
1217 (build_call_list): New.
1218 (build_call_nary): New.
1219 (build_call_valist): New.
1220 (build_call_array): New.
1221 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1222 (call_expr_arglist): New.
1224 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1225 tcc_vl_exp instead of a fixed-size tcc_expression.
1227 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1228 accessors for CALL_EXPRs.
1229 (AGGR_INIT_EXPR): Likewise.
1231 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1232 Brooks Moses <brooks.moses@codesourcery.com>
1233 Lee Millward <lee.millward@codesourcery.com>
1235 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1236 (expand_builtin_nonlocal_goto): Change parameter to be entire
1237 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1238 (expand_builtin_prefetch): Likewise.
1239 (expand_builtin_classify_type): Likewise.
1240 (mathfn_built_in): Return NULL_TREE instead of 0.
1241 (expand_errno_check): Use new CALL_EXPR accessors.
1242 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1243 Return NULL_RTX instead of 0.
1244 (expand_builtin_mathfn_2): Likewise.
1245 (expand_builtin_mathfn_3): Likewise.
1246 (expand_builtin_interclass_mathfn): Likewise.
1247 (expand_builtin_sincos): Likewise.
1248 (expand_builtin_cexpi): Likewise.
1249 (expand_builtin_int_roundingfn): Likewise.
1250 (expand_builtin_int_roundingfn_2): Likewise.
1251 (expand_builtin_pow): Likewise.
1252 (expand_builtin_powi): Likewise.
1253 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1254 of arglist, fixing callers appropriately. Use new CALL_EXPR
1255 accessors and constructors. Return NULL_RTX instead of 0.
1256 (expand_builtin_strstr): Likewise.
1257 (expand_builtin_strchr): Likewise.
1258 (expand_builtin_strrchr): Likewise.
1259 (expand_builtin_strpbrk): Likewise.
1260 (expand_builtin_memcpy): Likewise.
1261 (expand_builtin_mempcpy): Likewise.
1262 (expand_builtin_mempcpy_args): New.
1263 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1264 (expand_builtin_memmove_args): New.
1265 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1266 (expand_movstr): Likewise.
1267 (expand_builtin_strcpy): Likewise.
1268 (expand_builtin_strcpy_args): New.
1269 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1270 (expand_builtin_strncpy): Likewise.
1271 (expand_builtin_memset): Likewise.
1272 (expand_builtin_memset_args): New.
1273 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1274 (expand_builtin_memcmp): Likewise.
1275 (expand_builtin_strcmp): Likewise.
1276 (expand_builtin_strncmp): Likewise.
1277 (expand_builtin_strcat): Likewise.
1278 (expand_builtin_strncat): Likewise.
1279 (expand_builtin_strspn): Likewise.
1280 (expand_builtin_strcspn): Likewise.
1281 (expand_builtin_args_info): Likewise.
1282 (expand_builtin_va_start): Likewise.
1283 (gimplify_va_arg_expr): Likewise.
1284 (expand_builtin_va_end): Likewise.
1285 (expand_builtin_va_copy): Likewise.
1286 (expand_builtin_frame_address): Likewise.
1287 (expand_builtin_alloca): Likewise.
1288 (expand_builtin_bswap): Likewise.
1289 (expand_builtin_unop): Likewise.
1290 (expand_builtin_fputs): Likewise.
1291 (expand_builtin_expect): Likewise.
1292 (expand_builtin_fabs): Likewise.
1293 (expand_builtin_copysign): Likewise.
1294 (expand_builtin_printf): Likewise.
1295 (expand_builtin_fprintf): Likewise.
1296 (expand_builtin_sprintf): Likewise.
1297 (expand_builtin_init_trampoline): Likewise.
1298 (expand_builtin_signbit): Likewise.
1299 (expand_builtin_fork_or_exec): Likewise.
1300 (expand_builtin_sync_operation): Likewise.
1301 (expand_builtin_compare_and_swap): Likewise.
1302 (expand_builtin_lock_test_and_set): Likewise.
1303 (expand_builtin_lock_release): Likewise.
1304 (expand_builtin): Likewise.
1305 (builtin_mathfn_code): Likewise.
1307 (fold_builtin_constant_p): Pass call arguments individually instead
1308 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1309 accessors and constructors. Return NULL_TREE instead of 0.
1310 (fold_builtin_expect): Likewise.
1311 (fold_builtin_classify_type): Likewise.
1312 (fold_builtin_strlen): Likewise.
1313 (fold_builtin_nan): Likewise.
1314 (integer_valued_real_p): Likewise.
1315 (fold_trunc_transparent_mathfn): Likewise.
1316 (fold_fixed_mathfn): Likewise.
1317 (fold_builtin_cabs): Likewise.
1318 (fold_builtin_sqrt): Likewise.
1319 (fold_builtin_cbrt): Likewise.
1320 (fold_builtin_cos): Likewise.
1321 (fold_builtin_cosh): Likewise.
1322 (fold_builtin_tan): Likewise.
1323 (fold_builtin_sincos): Likewise.
1324 (fold_builtin_cexp): Likewise.
1325 (fold_builtin_trunc): Likewise.
1326 (fold_builtin_floor): Likewise.
1327 (fold_builtin_ceil): Likewise.
1328 (fold_builtin_round): Likewise.
1329 (fold_builtin_int_roundingfn): Likewise.
1330 (fold_builtin_bitop): Likewise.
1331 (fold_builtin_bswap): Likewise.
1332 (fold_builtin_logarithm): Likewise.
1333 (fold_builtin_hypot): Likewise.
1334 (fold_builtin_pow): Likewise.
1335 (fold_builtin_powi): Likewise.
1336 (fold_builtin_exponent): Likewise.
1337 (fold_builtin_memset): Likewise.
1338 (fold_builtin_bzero): Likewise.
1339 (fold_builtin_memory_op): Likewise.
1340 (fold_builtin_bcopy): Deleted; call site changed to invoke
1341 fold_builtin_memory_op directly.
1342 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1343 (fold_builtin_strncpy): Likewise.
1344 (fold_builtin_memcmp): Likewise.
1345 (fold_builtin_strcmp): Likewise.
1346 (fold_builtin_strncmp): Likewise.
1347 (fold_builtin_signbit): Likewise.
1348 (fold_builtin_copysign): Likewise.
1349 (fold_builtin_isascii): Likewise.
1350 (fold_builtin_toascii): Likewise.
1351 (fold_builtin_isdigit): Likewise.
1352 (fold_builtin_fabs): Likewise.
1353 (fold_builtin_abs): Likewise.
1354 (fold_builtin_fmin_fmax): Likewise.
1355 (fold_builtin_carg): Likewise.
1356 (fold_builtin_classify): Likewise.
1357 (fold_builtin_unordered_cmp): Likewise.
1359 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1360 New functions split out from fold_builtin_1.
1361 (fold_builtin_n): New.
1362 (fold_builtin_varargs): New.
1363 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1365 (fold_call_expr): New.
1366 (build_function_call_expr): Rewrite to use new helper function.
1367 (fold_builtin_call_list): New.
1368 (build_call_expr): New.
1369 (fold_builtin_call_valist): New.
1370 (rewrite_call_expr): New.
1371 (validate_arg): New.
1372 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1373 of an arglist. Change return type to bool. Use new CALL_EXPR
1376 (fold_builtin_strstr): Pass call arguments individually instead
1377 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1378 accessors and constructors. Return NULL_TREE instead of 0.
1379 (fold_builtin_strchr): Likewise.
1380 (fold_builtin_strrchr): Likewise.
1381 (fold_builtin_strpbrk): Likewise.
1382 (fold_builtin_strcat): Likewise.
1383 (fold_builtin_strncat): Likewise.
1384 (fold_builtin_strspn): Likewise.
1385 (fold_builtin_strcspn): Likewise.
1386 (fold_builtin_fputs): Likewise.
1387 (fold_builtin_next_arg): Likewise.
1388 (fold_builtin_sprintf): Likewise.
1390 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1391 NULL_RTX instead of 0.
1392 (expand_builtin_memory_chk): Likewise.
1393 (maybe_emit_chk_warning): Likewise.
1394 (maybe_emit_sprintf_chk_warning): Likewise.
1396 (fold_builtin_object_size): Pass call arguments individually instead
1397 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1398 accessors and constructors. Return NULL_TREE instead of 0.
1399 (fold_builtin_memory_chk): Likewise.
1400 (fold_builtin_stxcpy_chk): Likewise.
1401 (fold_builtin_strncpy_chk): Likewise.
1402 (fold_builtin_strcat_chk): Likewise.
1403 (fold_builtin_strcat_chk): Likewise.
1404 (fold_builtin_strncat_chk): Likewise.
1405 (fold_builtin_sprintf_chk): Likewise.
1406 (fold_builtin_snprintf_chk): Likewise.
1407 (fold_builtin_printf): Likewise.
1408 (fold_builtin_vprintf): Likewise.
1410 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1412 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1413 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1414 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1415 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1416 (fold_unary): Likewise.
1417 (fold_binary): Likewise.
1418 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1419 ternary expressions.
1420 (fold): Add logic for tcc_vl_exp.
1421 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1422 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1423 (fold_build3_stat): Add assertion to flag broken interface for
1424 constructing CALL_EXPRs.
1425 (fold_build_call_list): New.
1426 (fold_build_call_list_initializer): New.
1427 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1429 (fold_strip_sign_ops): Likewise.
1431 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1432 Brooks Moses <brooks.moses@codesourcery.com>
1433 Lee Millward <lee.millward@codesourcery.com>
1435 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1436 accessors and dump arguments explicitly.
1438 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1440 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1442 (print_call_name): Use new CALL_EXPR accessors.
1444 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1445 CALL_EXPR arguments explicitly instead of as a list. Use
1446 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1448 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1449 (vrp_visit_stmt): Likewise.
1451 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1452 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1454 (force_move_till_expr): Likewise.
1456 * targhooks.c (default_external_stack_protect_fail): Use
1457 build_call_expr instead of build_function_call_expr.
1458 (default_hidden_stack_protect_fail): Likewise.
1460 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1463 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1464 and walk arguments explicitly.
1466 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1467 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1468 (expand_simple_operations): Likewise.
1469 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1471 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1472 of TREE_CODE_LENGTH.
1473 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1475 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1476 instead of TREE_CODE_LENGTH.
1478 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1479 (tree_ic_transform): Likewise.
1480 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1481 parameter instead of arglist. Fix callers.
1482 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1483 (tree_stringops_transform): Likewise.
1484 (tree_indirect_call_to_profile): Likewise.
1485 (tree_stringops_values_to_profile): Likewise.
1487 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1488 (eliminate_tail_call): Likewise.
1490 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1492 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1493 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1495 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1497 * omp-low.c (build_omp_barrier): Use build_call_expr.
1498 (lower_rec_input_clauses): Likewise.
1499 (lower_reduction_clauses): Likewise.
1500 (expand_parallel_call): Likewise.
1501 (maybe_catch_exception): Likewise.
1502 (expand_omp_for_generic): Likewise.
1503 (expand_omp_for_static_nochunk): Likewise.
1504 (expand_omp_sections): Likewise.
1505 (lower_omp_single_simple): Likewise.
1506 (lower_omp_single_copy): Likewise.
1507 (lower_omp_master): Likewise.
1508 (lower_omp_ordered): Likewise.
1509 (lower_omp_critical): Likewise.
1511 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1512 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1514 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1515 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1516 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1518 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1519 and generalize to handle any number of operands.
1520 (chrec_contains_undetermined): Likewise.
1521 (tree_contains_chrecs): Likewise.
1522 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1524 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1526 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1527 fold_call_expr instead of fold_builtin.
1528 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1529 match declarations there.
1530 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1533 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1534 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1536 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1537 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1539 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1542 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1543 (execute_cse_sincos): Use new CALL_EXPR accessors.
1545 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1547 * gimple-low.c (lower_function_body): Use build_call_expr.
1548 (lower_builtin_setjmp): Likewise.
1550 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1551 (set_storage_via_libcall): Likewise.
1552 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1553 instead of TREE_CODE_LENGTH.
1554 (expand_expr_real_1): Use new CALL_EXPR accessors.
1556 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1557 generalize to handle any number of operands.
1558 (TB_parent_eq): Likewise.
1560 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1561 (strip_builtin_expect): Likewise.
1563 * function.c (gimplify_parameters): Use build_call_expr.
1565 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1566 instead of TREE_CODE_LENGTH.
1568 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1569 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1571 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1574 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1575 (gimplify_decl_expr): Likewise.
1576 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1577 Use new CALL_EXPR iterators.
1578 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1579 (gimplify_modify_expr_to_memset): Likewise.
1580 (gimplify_variable_sized_compare): Likewise.
1581 (gimplify_omp_atomic_fetch_op): Likewise.
1582 (gimplify_omp_atomic_pipeline): Likewise.
1583 (gimplify_omp_atomic_mutex): Likewise.
1584 (gimplify_function_tree): Likewise.
1586 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1587 (call_expr_flags): Likewise.
1588 (expand_call): Likewise.
1590 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1591 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1594 * coverage.c (create_coverage): Use build_call_expr.
1596 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1597 (temp_call_expr_obstack): New.
1598 (pool_copy_list): Delete.
1599 (temp_copy_call_expr): New.
1600 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1601 CALL_EXPR accessors. Get rid of special goo for copying argument
1602 lists and use temp_copy_call_expr instead.
1603 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1604 CALL_EXPR accessors.
1605 (create_expression_by_pieces): Likewise. Use build_call_array
1606 to construct the result instead of fold_build3.
1607 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1608 dealing with argument lists.
1609 (init_pre): Remove references to expression_node_pool and
1610 list_node_pool. Init temp_call_expr_obstack instead.
1611 (fini_pre): Remove references to expression_node_pool and
1614 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1615 and walk arguments explicitly instead of as a list.
1617 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1618 (mx_register_decls): Likewise.
1619 (mudflap_register_call): Likewise.
1620 (mudflap_finish_file): Likewise.
1622 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1623 (ipa_callsite_compute_param): Likewise.
1625 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1626 accessors and constructor.
1628 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1629 accessors and constructor.
1630 (convert_tramp_reference): Likewise.
1631 (convert_call_expr): Likewise.
1632 (finalize_nesting_tree_1): Likewise.
1634 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1637 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1639 * tree-inline.c (initialize_inlined_parameters): Pass entire
1640 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1642 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1643 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1645 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1646 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1647 (vectorizable_reduction): Likewise.
1648 (vectorizable_call): Use new CALL_EXPR iterators.
1649 (vectorizable_conversion): Use build_call_expr.
1650 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1651 (vect_gen_widened_results_half): Use build_call_expr.
1652 (vect_setup_realignment): Likewise.
1653 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1655 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1656 (pass_through_call): Likewise.
1657 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1660 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1661 (tree_gen_pow2_profiler): Likewise.
1662 (tree_gen_one_value_profiler): Likewise.
1663 (tree_gen_ic_func_profiler): Likewise.
1664 (tree_gen_average_profiler): Likewise.
1665 (tree_gen_ior_profiler): Likewise.
1667 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1668 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1669 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1671 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1672 of TREE_CODE_LENGTH.
1674 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1675 of TREE_CODE_LENGTH.
1677 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1679 (convert_to_integer): Likewise.
1681 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1684 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1685 Brooks Moses <brooks.moses@codesourcery.com>
1686 Lee Millward <lee.millward@codesourcery.com>
1688 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1690 * config/frv/frv.c (frv_expand_builtin): Likewise.
1691 * config/s390/s390.c (s390_expand_builtin): Likewise.
1693 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1694 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1696 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1697 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1698 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1699 (ix86_expand_store_builtin): Likewise.
1700 (ix86_expand_unop_builtin): Likewise.
1701 (ix86_expand_unop1_builtin): Likewise.
1702 (ix86_expand_sse_compare): Likewise.
1703 (ix86_expand_sse_comi): Likewise.
1704 (ix86_expand_vec_init_builtin): Likewise.
1705 (ix86_expand_vec_ext_builtin): Likewise.
1706 (ix86_expand_vec_set_builtin): Likewise.
1707 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1709 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1710 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1712 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1713 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1714 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1716 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1718 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1719 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1720 arglist. Use new CALL_EXPR accessors. Fix callers.
1721 (altivec_expand_abs_builtin): Likewise.
1722 (rs6000_expand_binop_builtin): Likewise.
1723 (altivec_expand_predicate_builtin): Likewise.
1724 (altivec_expand_lv_builtin): Likewise.
1725 (spe_expand_stv_builtin): Likewise.
1726 (altivec_expand_stv_builtin): Likewise.
1727 (rs6000_expand_ternop_builtin): Likewise.
1728 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1729 (altivec_expand_st_builtin): Likewise.
1730 (altivec_expand_dst_builtin): Likewise.
1731 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1732 arglist. Use new CALL_EXPR accessors. Fix callers.
1733 (altivec_expand_vec_set_builtin): Likewise.
1734 (altivec_expand_vec_ext_builtin): Likewise.
1735 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1736 (spe_expand_builtin): Likewise.
1737 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1738 arglist. Use new CALL_EXPR accessors. Fix callers.
1739 (spe_expand_evsel_builtin): Likewise.
1740 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1741 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1743 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1744 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1745 (arm_expand_unop_builtin): Likewise.
1746 (arm_expand_builtin): Use new CALL_EXPR accessors.
1748 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1751 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1752 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1753 (bfin_expand_unop_builtin): Likewise.
1754 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1756 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1757 Brooks Moses <brooks.moses@codesourcery.com>
1758 Lee Millward <lee.millward@codesourcery.com>
1760 * c-semantics.c (build_stmt): Add internal diagnostic check.
1762 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1763 accessors. Print arguments explicitly instead of as a list.
1765 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1767 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1768 (c_finish_omp_flish): Likewise.
1770 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1771 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1772 instead of TREE_CODE_LENGTH.
1773 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1774 (c_warn_unused_result): Likewise.
1776 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1779 * doc/invoke.texi (Warning Options): Remove
1780 -Werror-implicit-function-declaration.
1781 (Wimplicit-function-declaration): Update description.
1782 * opts.c (common_handle_option): Move handling of -Werror=* to...
1783 (enable_warning_as_error): ...here.
1784 * opts.h (enable_warning_as_error): Declare.
1785 * c-decl.c (implicit_decl_warning): Unless
1786 -Wno-implicit-function-declaration is given, emit a pedwarn if
1787 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1788 * c.opt (Wimplicit-function-declaration): Replace
1789 mesg_implicit_function_declaration with
1790 warn_implicit_function_declaration.
1791 * c-opts.c (c_common_handle_option):
1792 -Werror-implicit-function-declaration is exactly equal as
1793 -Werror=implicit-function-declaration.
1794 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1795 warn_implicit_function_declaration.
1796 (c_common_post_options): -Wimplict-function-declaration is enabled
1797 by default by -std=c99, otherwise is disabled by default.
1798 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1800 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1802 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1803 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1804 former is ignored but not the latter.
1806 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1808 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1809 is made and the reference doesn't use the alias set of its type,
1810 do not create the temporary using that type.
1812 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1814 * jump.c: Remove prototypes for delete_computation and
1815 delete_prior_computation.
1817 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1819 * jump.c (get_label_after): Delete.
1820 (get_label_before, delete_computation, delete_jump,
1821 delete_prior_computation, follow_jumps): Move...
1822 * reorg.c (delete_computation, delete_prior_computation): ... here...
1823 (get_label_before, delete_jump): ... making these static ...
1824 (follow_jumps): ... and simplifying this since it only runs after
1826 * rtl.h (get_label_after, get_label_before, delete_jump,
1827 follow_jumps): Delete prototypes.
1829 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1831 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1833 2007-02-15 Nick Clifton <nickc@redhat.com>
1835 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1836 order to prevent it from being munged by the target.
1838 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/i386.md: Remove misleading comment.
1842 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1844 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1845 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1848 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1850 * tree-sra.c (instantiate_missing_elements): Canonicalize
1852 (sra_build_assignment): New.
1853 (generate_copy_inout, generate_element_copy,
1854 generate_element_zero, generate_one_element_init): Use it.
1856 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1858 * tree-sra.c (instantiate_missing_elements): Canonicalize
1860 (sra_build_assignment): New.
1861 (generate_copy_inout, generate_element_copy,
1862 generate_element_zero, generate_one_element_init): Use it.
1864 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1866 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1869 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1871 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1872 types as aggregates not scalars.
1873 * function.c (assign_stack_temp_for_type): Likewise.
1875 2007-02-14 Roger Sayle <roger@eyesopen.com>
1876 Zdenek Dvorak <dvorakz@suse.cz>
1878 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1881 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1883 * passes.c (next_pass_1): Clear the next field of the copied
1886 2007-02-14 Richard Henderson <rth@redhat.com>
1888 * tree-sra.c (early_sra): New.
1889 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1890 (tree_sra_early, pass_sra_early): New.
1891 * tree-pass.h (pass_sra_early): Declare.
1892 * passes.c (init_optimization_passes): Use it.
1894 2007-02-14 Richard Guenther <rguenther@suse.de>
1896 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1898 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1900 PR tree-optimization/30771
1901 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1903 (vect_analyze_operations): Induction phis can now be marked as
1905 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1906 Update documentation accordingly.
1908 2007-02-14 Nick Clifton <nickc@redhat.com>
1910 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1911 most 3 arguments are supported.
1912 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1914 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1916 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1917 Ensure dst->current is valid.
1919 2007-02-13 Paul Brook <paul@codesourcery.com>
1921 * config.gcc: Add arm*-*-uclinux-*eabi.
1922 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1923 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1924 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1925 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1926 (LINK_SPEC): Define.
1928 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1930 * config/arm/uclinux-eabi.h: New file.
1931 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1932 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1935 2007-02-13 Ian Lance Taylor <iant@google.com>
1937 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1938 * flags.h (warn_strict_overflow): Declare.
1939 (enum warn_strict_overflow_code): Define.
1940 (issue_strict_overflow_warning): New static inline function.
1941 * opts.c (warn_strict_overflow): New variable.
1942 (common_handle_option): Handle OPT_Wstrict_overflow and
1943 OPT_Wstrict_overflow_.
1944 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1946 * fold-const.c: Include intl.h.
1947 (fold_deferring_overflow_warnings): New static variable.
1948 (fold_deferred_overflow_warning): New static variable.
1949 (fold_deferred_overflow_code): New static variable.
1950 (fold_defer_overflow_warnings): New function.
1951 (fold_undefer_overflow_warnings): New function.
1952 (fold_undefer_and_ignore_overflow_warnings): New function.
1953 (fold_deferring_overflow_warnings_p): New function.
1954 (fold_overflow_warning): New static function.
1955 (make_range): Add strict_overflow_p parameter. Change all
1957 (extract_muldiv, extract_muldiv_1): Likewise.
1958 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1959 tree_expr_nonnegative_p.
1960 (fold_negate_expr): Call fold_overflow_warning.
1961 (fold_range_test): Likewise.
1962 (fold_comparison): Likewise.
1963 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1964 instead of tree_expr_nonnegative_p.
1965 (tree_expr_nonnegative_warnv_p): Rename from
1966 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1967 (tree_expr_nonnegative_p): New function.
1968 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1969 strict_overflow_p parameter.
1970 (tree_expr_nonzero_p): New function.
1971 * passes.c (verify_interpass_invariants): New static function.
1972 (execute_one_pass): Call it.
1973 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1975 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1976 (estimate_numbers_of_iterations): Likewise.
1977 (scev_probably_wraps_p): Likewise.
1978 * tree-ssa-ccp.c: Include "toplev.h".
1979 (evaluate_stmt): Defer fold overflow warnings until we know we are
1981 (struct fold_stmt_r_data): Add stmt field.
1982 (fold_stmt_r): Defer fold overflow warnings until we know we
1984 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1985 (fold_stmt_inplace): Likewise.
1986 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1987 (cleanup_control_expr_graph): Defer fold overflow warnings until
1988 we know we are going to optimize.
1989 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1990 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1992 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1993 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1994 * tree-ssa-loop-manip.c (create_iv): Likewise.
1995 * c-typeck.c (build_conditional_expr): Likewise.
1996 (build_binary_op): Likewise.
1997 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1998 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1999 (extract_range_from_unary_expr): Likewise.
2000 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2001 assuming that signed overflow does not occur.
2002 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2003 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2004 (fold_defer_overflow_warnings): Declare.
2005 (fold_undefer_overflow_warnings): Declare.
2006 (fold_undefer_and_ignore_overflow_warnings): Declare.
2007 (fold_deferring_overflow_warnings_p): Declare.
2008 (tree_expr_nonzero_warnv_p): Declare.
2009 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2011 (Warning Options): Document -Wstrict-overflow.
2012 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2013 (tree-ssa-ccp.o): Likewise.
2014 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2015 (fold-const.o): Depend on intl.h.
2017 2007-02-13 Ian Lance Taylor <iant@google.com>
2020 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2023 2007-02-13 Stuart Hastings <stuart@apple.com>
2025 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2027 2007-02-13 Richard Henderson <rth@redhat.com>
2029 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2030 handled_component_p before looking for the indirect_ref.
2032 2007-02-13 Richard Henderson <rth@redhat.com>
2034 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2035 remove flags clobber.
2036 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2037 (bswaphi_lowpart): New.
2038 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2039 remove TARGET_BSWAP test. Delete expander of the same name.
2041 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2042 (expand_unop): Use them.
2044 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2047 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2048 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2049 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2050 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2051 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2052 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2053 assembler dialect choice from asm templates.
2055 2007-02-12 Richard Henderson <rth@redhat.com>
2057 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2058 (fixuns_trunc<SSEMODEF>si2): Use it.
2059 * config/i386/sse.md (vec_setv4sf_0): Export.
2060 * config/i386/i386.c (ix86_build_const_vector): Export.
2061 (ix86_split_convert_uns_si_sse): Rename from
2062 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2063 * config/i386/i386-protos.h: Update.
2065 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2068 * c-typeck.c (c_finish_return): Improve warning message.
2070 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2072 * alias.c (find_symbolic_term): Delete unused function.
2074 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2076 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2077 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2078 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2080 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2082 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2083 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2084 the function, temporarily point the debug interface to the null one.
2086 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2088 * dwarf2out.c (round_up_to_align): New static function.
2089 (field_byte_offset): Use it to round the offset.
2091 2007-02-12 Richard Henderson <rth@redhat.com>
2093 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2094 (inswl_const): Export.
2096 2007-02-12 Richard Henderson <rth@redhat.com>
2098 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2099 result mode of the libcall, convert back to outmode.
2101 2007-02-12 Roger Sayle <roger@eyesopen.com>
2103 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2104 (bswapdi2): New define_expand to implement 32-bit implementation.
2106 2007-02-12 Nick Clifton <nickc@redhat.com>
2108 * doc/invoke.texi (Overall Options): Document --help=.
2109 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2110 (cc1_options): Pass --help= on to cc1.
2111 (display_help): Add description of --help=.
2112 (process_command): Add code to handle --help=. Allow translated
2113 --help and --target-help switches to be passed on to compiler
2115 (main): Remove unused if statement.
2116 * opts.c (columns): Remove.
2117 (LEFT_COLUMN): Define.
2118 (wrap_help): Add columns argument.
2119 (print_filtered_help): Change parameters to be an include bitmask,
2120 an exclude bitmask, an any bitmask and the column width. Move the
2121 code to display the params list here. Add code to display the
2122 status of options rather than their descriptions if the quiet flag
2124 (print_specific_help): Change parameters to be an include bitmask,
2125 an exclude bitmask and an any bitmask. Move code to look up the
2126 column width here. Decide upon the title for an options listing.
2127 (common_handle_options): Add code to handle --help=. Adapt code
2128 for --help and --target-help to use the revised form of the
2129 print_specific_help function.
2130 (print_help): Delete.
2131 (print_param_help): Delete.
2132 (print_switch): Delete.
2133 * opts.h (cl_lang_count): Add prototype.
2134 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2135 CL_MAX_OPTION_CLASS): New defines.
2136 * optc-gen.awk: Add construction of cl_lang_count.
2137 * c.opt: Add Warning attribute to warning options and Optimization
2138 attribute to optimization options.
2139 * common.opt: Likewise.
2141 Add -fhelp and -ftarget-help as aliases for the transformed --help
2142 and --target-help options.
2143 * opt-functions.awk: Add code to handle Warning and Optimization
2146 2007-02-12 Richard Henderson <rth@redhat.com>
2148 * config/alpha/constraints.md: New file.
2149 * config/alpha/alpha.c: Include tm-constrs.h.
2150 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2151 alpha_extra_constraint): Remove.
2152 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2153 * config/alpha/alpha-protos.h: Update.
2154 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2155 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2156 (EXTRA_CONSTRAINT): Remove.
2157 * config/alpha/alpha.md: Include constraints.md.
2158 (adddi splitter): Use satisfies_constraint_*.
2159 * config/alpha/predicates.md (add_operand): Likewise.
2160 (sext_add_operand, addition_operation): Likewise.
2162 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2164 PR tree-optimization/29145
2165 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2166 in our handling of restrict qualified pointers.
2168 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2171 * doc/invoke.texi (Wunused-value): Update description.
2172 (Wextra): Delete item.
2173 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2174 value of Wunused-value.
2175 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2176 (c_finish_stmt_expr): Don't check extra_warnings.
2177 (emit_side_effect_warnings): The caller is responsible to check
2180 2007-02-11 Roger Sayle <roger@eyesopen.com>
2181 Matt Thomas <matt@3am-software.com>
2183 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2185 2007-02-11 Roger Sayle <roger@eyesopen.com>
2187 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2188 comparisons of POPCOUNT against zero.
2189 (simplify_const_relational_operation): Likewise.
2191 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2193 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2195 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2197 * dwarf2out.c (root_type): Delete unused function.
2199 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2201 * genattrtab.c (contained_in_p): Delete unused function.
2202 (write_expr_attr_cache): Likewise.
2204 2007-02-11 Jan Hubicka <jh@suse.cz>
2206 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2209 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2211 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2212 to add the REG_EQ* note.
2213 * see.c (see_merge_one_use_extension): Likewise.
2214 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2215 turn REG_EQUAL notes into REG_EQUIV notes if the target
2216 register may have more than one set.
2217 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2218 * gcse.c (try_replace_reg): Likewise.
2219 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2220 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2221 more than one REG_EQUIV note.
2222 * reload1.c (gen_reload): Use set_unique_reg_note.
2224 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2227 (ix86_builtin_conversion): New function.
2229 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2232 * tree.h (DECL_REPLACEABLE_P): New macro.
2233 * except.c (set_nothrow_function_flags): Likewise.
2235 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2236 Ira Rosen <irar@il.ibm.com>
2237 Dorit Nuzman <dorit@il.ibm.com>
2239 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2240 * targhooks.c (default_builtin_vectorized_conversion): New.
2241 * targhooks.h (default_builtin_vectorized_function): New declaration.
2242 * target.h (struct vectorize): Add builtin_conversion field.
2243 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2244 stmt_vec_info_type value.
2245 (vectorizable_conversion): New declaration.
2246 * tree-vect-analyze.c (vect_analyze_operations): Add
2247 vectorizable_conversion call.
2248 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2249 * tree-vect-transform.c (vectorizable_conversion): New function.
2250 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2251 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2253 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2254 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2255 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2256 or ALTIVEC_BUILTIN_VCFSX.
2258 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2261 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2262 CONST_DOUBLE and operand 0 is a hard register.
2263 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2264 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2265 is a hard floating-point register.
2267 2007-02-10 Richard Henderson <rth@redhat.com>
2268 Jakub Jelinek <jakub@redhat.com>
2269 Alexandre Oliva <aoliva@redhat.com>
2271 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2272 * builtin-types.def (BT_WORD): Make unsigned.
2273 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2274 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2275 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2276 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2277 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2278 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2280 * expr.c (emutls_var_address): New.
2281 (expand_expr_real_1): Expand emulated tls.
2282 (expand_expr_addr_expr_1): Likewise.
2283 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2284 * output.h (emutls_finish): Declare.
2285 * toplev.c (compile_file): Call it.
2286 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2287 address before wrapping in CONST.
2288 * varasm.c (emutls_htab, emutls_object_type): New.
2289 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2290 (get_emutls_object_name, get_emutls_object_type): New.
2291 (get_emutls_init_templ_addr, emutls_decl): New.
2292 (emutls_common_1, emutls_finish): New.
2293 (assemble_variable): When emulating tls, swap decls; generate
2294 constructor for the emutls objects.
2295 (do_assemble_alias): When emulating tls, swap decl and target name.
2296 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2298 * varpool.c (decide_is_variable_needed): Look at force_output.
2299 Recurse for emulated tls.
2300 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2301 with decide_is_variable_needed.
2302 * emutls.c: New file.
2303 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2304 tls_object for real tls.
2306 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2308 PR rtl-optimization/29599
2309 * reload1.c (eliminate_regs_in_insn): Take the destination
2310 mode into account when computing the offset.
2312 2007-02-09 Stuart Hastings <stuart@apple.com>
2313 Richard Henderson <rth@redhat.com>
2315 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2316 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2317 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2318 fixuns_truncdfhi2): New.
2319 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2320 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2321 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2322 (floatunssidf2): Allow nonimmediate source.
2323 * gcc/config/i386/sse.md (movdi_to_sse): New.
2324 (vec_concatv2di): Drop '*'.
2325 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2326 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2327 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2329 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2330 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2331 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2332 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2333 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2334 ix86_build_const_vector.
2335 (x86_emit_floatuns): Rewrite.
2337 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2339 * genautomata.c (longest_path_length): Delete unused function.
2340 (struct state): Delete unused longest_path_length.
2341 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2342 (get_free_state): Delete unused.
2344 2007-02-09 Jan Hubicka <jh@suse.cz>
2346 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2347 * doc/invoke.texi (inline-unit-growth): Update default value.
2349 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2350 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2351 (rebuild_cgraph_edges): Likewise.
2352 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2353 (dump_cgraph_node): Dump frequencies.
2354 (cgraph_clone_edge): Add frequency scales.
2355 (cgraph_clone_node): Add freuqnecy.
2356 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2357 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2358 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2359 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2360 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2361 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2362 (save_inline_function_body): Likewise.
2363 * ipa-inline.c: inluce rtl.h
2364 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2365 (cgraph_edge_badness): Use frequencies.
2366 (cgraph_decide_recursive_inlining): Update clonning.
2367 (cgraph_decide_inlining_of_small_function): Dump frequency.
2368 * predict.c (estimate_bb_frequencies): Export.
2369 * predict.h (estimate_bb_frequencies): Declare.
2370 * tree-inline.c (copy_bb): Watch overflows.
2371 (expand_call_inline): Update call of cgraph_create_edge.
2372 (optimize_inline_calls): Use TODO flags to update frequnecies.
2373 * passes.h: Include predict.h
2374 (init_optimization_passes): Move profile ahead.
2375 (execute_function_todo): Handle TODO_rebuild_frequencies.
2377 2007-02-09 Roger Sayle <roger@eyesopen.com>
2379 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2380 the insbl or inswl pattern into a register.
2382 2007-02-09 Roger Sayle <roger@eyesopen.com>
2384 * config/ia64/ia64.md (bswapdi2): New define_insn.
2386 2007-02-09 Richard Henderson <rth@redhat.com>
2388 * config/i386/constraints.md (Ym): New constraint.
2389 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2390 (movdi_1_rex64): Split sse and xmm general register moves from
2391 memory move alternatives. Use conditional register constraints.
2392 (movsf_1, movdf_integer): Likewise.
2393 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2394 (movdf_integer_rex64): New.
2395 (pushsf_rex64): Fix output constraints.
2396 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2397 (sse2_stored): Likewise.
2398 (sse2_storeq_rex64): New.
2399 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2400 amd and not generic.
2401 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2402 for optimize_size. Remove SF/DFmode hack.
2404 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2406 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2409 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2410 Richard Sandiford <richard@codesourcery.com>
2412 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2413 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2414 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2415 m68k/t-mlib to tmake_file.
2416 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2417 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2418 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2419 Allow it to be cf or m68k. Set m68k_arch_family. If that
2420 variable is not empty, add t-$m68k_arch_family to tmake_file.
2421 Add t-mlibs to tmake_file.
2422 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2423 * config/m68k/t-cf: New file.
2424 * config/m68k/t-m68k: Likewise.
2425 * config/m68k/t-mlibs: Likewise.
2426 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2427 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2428 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2429 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2430 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2432 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2433 (INSTALL_LIBGCC): Delete.
2434 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2435 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2436 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2437 (M68K_MLIB_CPU): Define.
2438 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2439 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2440 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2442 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2443 Richard Guenther <rguenther@suse.de>
2446 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2447 against INT_MIN/INT_MAX.
2448 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2449 file if a loop is removed.
2451 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2453 * calls.c (store_one_arg): Pass correct alignment to
2454 emit_push_insn for non-BLKmode values.
2455 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2456 unaligned stack slot via a suitably aligned slot.
2458 2007-02-08 DJ Delorie <dj@redhat.com>
2460 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2462 (legal_subregs): Use unsigned char, make const.
2463 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2465 2007-02-08 Paul Brook <paul@codesourcery.com>
2467 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2468 special interworking needed.
2470 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2472 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2473 conditional to __SSE2__.
2474 (Entries below should have been added to first ChangeLog
2475 entry for amdfam10 dated 2007-02-05)
2476 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2478 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2480 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2483 2007-02-08 DJ Delorie <dj@redhat.com>
2485 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2486 * config/m32c/m32c.c (legal_subregs): New.
2487 (m32c_illegal_subreg_p): New.
2488 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2489 unsupported subregs of hard regs.
2491 2007-02-08 Jan Hubicka <jh@suse.cz>
2493 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2494 the same one; always update histograms.
2496 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2498 * passes.c (init_optimization_passes): Tidy comment.
2500 2007-02-08 Roger Sayle <roger@eyesopen.com>
2502 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2503 strip zero_extend, bswap and rotates from POCOUNT's argument.
2504 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2505 zero_extend and rotates from PARITY's argument.
2506 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2507 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2508 of an integer constant at compile-time.
2510 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2513 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2515 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2518 * tree-ssa-live.c (remove_unused_locals): Do not remove
2519 TREE_ADDRESSABLE variables.
2520 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2521 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2522 FOR_CLOBBER. Update all users.
2523 If VAR has an associated alias set, add a virtual operand for
2524 it if no alias is found to conflict with the memory reference.
2526 2007-02-07 Jan Hubicka <jh@suse.cz>
2527 Robert Kidd <rkidd@crhc.uiuc.edu>
2529 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2531 2007-02-07 Ian Lance Taylor <iant@google.com>
2533 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2535 2007-02-07 Roger Sayle <roger@eyesopen.com>
2537 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2538 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2539 tablejumpdi, movsi_to_cr_one): Remove constraints from
2540 define_expand's match_operands.
2542 2007-02-07 Roger Sayle <roger@eyesopen.com>
2544 * global.c (compute_regsets): Move declatation of "i" inside of
2545 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2547 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2550 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2551 of INDIRECT_REF <RESULT_DECL>.
2553 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2555 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2556 Kaz Kojima <kkojima@gcc.gnu.org>
2559 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2561 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2563 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2565 * doc/loop.texi: Document possibility not to perform disambiguation
2566 of loops with multiple latches.
2567 * cfgloopmanip.c (alp_enum_p): Removed.
2568 (add_loop): Handle subloops. Use get_loop_body_with_size.
2569 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2570 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2571 the new forwarder block.
2572 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2573 Handle the case latch is NULL.
2574 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2575 when marking loop exits.
2576 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2578 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2579 disambiguate_loops_with_multiple_latches.
2580 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2581 before fix_loop_structure.
2582 * cfgloop.c: Include pointer-set.h and output.h.
2583 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2584 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2585 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2586 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2587 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2588 disambiguate_multiple_latches, get_loop_body_with_size,
2589 disambiguate_loops_with_multiple_latches): New functions.
2590 (flow_loop_dump): Dump multiple latch edges.
2591 (flow_loop_nodes_find): Handle loops with multiple latches.
2592 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2593 (glb_enum_p): Modified.
2594 (get_loop_body): Use get_loop_body_with_size.
2595 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2596 (AVOID_CFG_MODIFICATIONS): New constant.
2597 (disambiguate_loops_with_multiple_latches, add_loop,
2598 get_loop_body_with_size): Declare.
2599 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2601 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2604 * global.c (compute_regsets): New function.
2605 (global_alloc): Refactored ELIMINABLE_REGSET
2606 and NO_GLOBAL_ALLOC_REGS computation out.
2607 (rest_of_handle_global_alloc): Call compute_regsets()
2608 for non-optimizing case.
2610 2007-02-06 Richard Henderson <rth@redhat.com>
2612 * config/i386/constraints.md (Y2): Rename from Y.
2613 (Yi): New constraint.
2614 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2615 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2616 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2617 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2618 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2619 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2620 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2621 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2622 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2623 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2624 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2625 vec_extractv2si_1): Change Y constraints to Y2.
2626 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2627 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2628 Change Y constraints to Y2.
2629 (sse2_loadld): Change Y constraints to x.
2631 2007-02-06 Roger Sayle <roger@eyesopen.com>
2633 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2634 (parity<mode>2): New define_expand using rs6000_emit_parity.
2635 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2636 rs6000_emit_parity): New functions.
2637 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2638 rs6000_emit_parity): Prototype here.
2640 2007-02-06 Ian Lance Taylor <iant@google.com>
2642 * lower-subreg.c (simple_move_operand): Reject CONST.
2643 (resolve_clobber): Call validate_change rather than directly
2644 assigning to XEXP (pat, 0).
2646 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2648 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2649 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2650 (tree-cfg.o): Remove hashtab.h dependency.
2652 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2653 (struct ivopts_data): Change niters to pointer_map_t.
2654 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2655 (niter_for_exit): Create pointer_map on demand. Change for
2657 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2658 (free_loop_data): Destroy data->niters if created and reset field.
2659 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2660 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2662 * tree-ssa-reassoc.c: Include pointer-set.h.
2663 (bb_rank): Change to long *.
2664 (operand_rank): Change to pointer_map_t.
2665 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2666 (insert_operand_rank): Accept long.
2667 (operand_entry_hash, operand_entry_eq): Remove.
2668 (get_rank): Return long. Adjust for changes above.
2669 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2671 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2673 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2674 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2675 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2677 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2678 directly since it cannot be NULL.
2679 (get_vi_for_tree): Rewrite for pointer_map API.
2680 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2681 (init_alias_vars): Create vi_for_tree as pointer_map.
2682 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2684 * tree-cfg.c: Don't include hashtab.h.
2685 (edge_to_cases): Declare as pointer_map.
2686 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2688 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2689 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2690 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2692 (record_switch_edge): Delete.
2693 (get_cases_for_edge): Adjust for pointer_map API, inline
2694 record_switch_edge (rewritten for new API), remove goto.
2696 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2698 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2699 * tree-nested.c: Include pointer-set.h.
2700 (var_map_elt, var_map_eq, var_map_hash): Delete.
2701 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2703 (nesting_info_bitmap_obstack): New.
2704 (lookup_field_for_decl): Adjust for pointer_map API.
2705 (lookup_tramp_for_decl): Adjust for pointer_map API.
2706 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2707 (get_local_debug_decl): Adjust for pointer_map API.
2708 (convert_nl_goto_reference): Adjust for pointer_map API.
2709 (convert_nl_goto_receiver): Adjust for pointer_map API.
2710 (create_nesting_tree): Create outside GGC space. Create bitmap on
2711 the new obstack. Create field_map and var_map as pointer_maps.
2712 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2714 (lower_nested_functions): Move root here, no need to NULL it.
2715 Initialize and release the obstack.
2717 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2719 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2720 Remove prototypes and make them non-static.
2721 (struct tree_int_map): Remove.
2722 * tree.h (struct tree_int_map): Move here, turning TO into an
2724 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2726 * tree.h (TREE_COMPLEXITY): Remove.
2727 (struct tree_exp): Remove complexity field.
2728 * tree.c (build1_stat): Don't set it.
2730 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2731 Victor Kaplansky <victork@il.ibm.com>
2733 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2734 (vect_is_simple_reduction): Support reduction with induction as
2735 one of the operands.
2736 (vect_is_simple_iv_evolution): Fix formatting.
2737 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2738 formatting. Don't mark induction phis for vectorization.
2739 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2740 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2741 (vect_get_vec_def_for_operand): Support induction.
2742 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2744 (vectorizable_reduction): Support reduction with induction as one of
2746 (vectorizable_type_demotion): Use def-type of stmt argument rather
2747 than dummy def-type.
2749 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2750 flag_tree_scev_cprop.
2751 * common.opt (tree-scev-cprop): New flag.
2753 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2754 call to vect_get_new_vect_var.
2756 2007-02-06 Ira Rosen <irar@il.ibm.com>
2758 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2759 vectype is not NULL.
2760 (vect_pattern_recog_1): Likewise.
2762 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2764 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2765 (fold_negate_expr): Likewise.
2767 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2770 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2771 even if cv-qualification is the same.
2773 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2775 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2776 __enable_execute_stack on completion.
2778 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2780 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2781 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2782 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2783 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2784 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2785 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2786 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2787 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2789 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2791 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2792 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2793 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2794 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2795 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2796 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2797 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2798 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2799 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2800 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2801 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2802 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2803 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2804 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2805 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2806 sqrtextenddfxf2_i387): Added amdfam10_decode.
2808 * config/i386/athlon.md (athlon_idirect_amdfam10,
2809 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2810 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2811 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2812 athlon_ivector_store_amdfam10): New define_insn_reservation.
2813 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2816 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2818 * config/i386/athlon.md (athlon_call_amdfam10,
2819 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2820 define_insn_reservation.
2821 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2822 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2823 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2825 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2827 * config/i386/athlon.md (athlon_sseld_amdfam10,
2828 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2829 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2831 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2833 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2834 define_insn_reservation.
2835 * config/i386/i386.md (sseins): Added sseins to define_attr type
2836 and define_attr unit.
2837 * config/i386/sse.md: Set type attribute to sseins for insertq
2840 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2842 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2843 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2844 ssecomi_load_amdfam10, ssecomi_amdfam10,
2845 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2846 define_insn_reservation.
2847 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2851 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2852 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2853 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2854 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2855 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2856 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2857 define_insn_reservation.
2859 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2860 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2861 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2862 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2863 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2865 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2867 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2868 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2869 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2870 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2871 athlon_ssemul_load_k8): Added amdfam10.
2873 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2875 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2876 (x86_sse_unaligned_move_optimal): New variable.
2878 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2880 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2881 for unaligned vector SSE double/single precision loads for AMDFAM10.
2883 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2885 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2886 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2887 Define TARGET_CPU_DEFAULT_amdfam10.
2888 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2889 (processor_type): Add PROCESSOR_AMDFAM10.
2891 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2892 processor_type in config/i386/i386.h.
2893 Enable imul peepholes for TARGET_AMDFAM10.
2895 * config.gcc: Add support for --with-cpu option for amdfam10.
2897 * config/i386/i386.c (amdfam10_cost): New variable.
2898 (m_AMDFAM10): New macro.
2899 (m_ATHLON_K8_AMDFAM10): New macro.
2900 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2901 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2902 x86_promote_QImode, x86_integer_DFmode_moves,
2903 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2904 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2905 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2906 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2907 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2908 Enable/disable for amdfam10.
2909 (override_options): Add amdfam10_cost to processor_target_table.
2910 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2911 processor_alias_table.
2912 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2913 (ix86_adjust_cost): Add code for amdfam10.
2915 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2917 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2918 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2919 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2920 * config/i386/i386.h: Add builtin definition for SSE4A.
2921 * config/i386/i386.md: Add support for ABM instructions
2923 * config/i386/sse.md: Add support for SSE4A instructions
2924 (movntss, movntsd, extrq, insertq).
2925 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2926 Add -march=amdfam10 flag.
2927 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2928 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2930 * doc/extend.texi: Add documentation for SSE4A builtins.
2932 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2934 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2936 2007-02-05 Richard Guenther <rguenther@suse.de>
2938 * tree-vectorizer.h (vectorizable_function): Add argument type
2939 argument, change return type.
2940 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2941 * tree-vect-transform.c (vectorizable_function): Handle extra
2942 argument, return vectorized function decl.
2943 (build_vectorized_function_call): Remove.
2944 (vectorizable_call): Handle calls with result and argument types
2945 differing. Handle loop vectorization factor correctly.
2946 * targhooks.c (default_builtin_vectorized_function): Adjust for
2948 * targhooks.h (default_builtin_vectorized_function): Likewise.
2949 * target.h (builtin_vectorized_function): Add argument type
2951 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2952 extra argument, allow vectorizing of lrintf.
2953 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2954 documentation of target hook.
2956 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2959 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2960 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2961 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2963 2007-02-05 Roger Sayle <roger@eyesopen.com>
2965 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2966 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2967 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2968 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2969 before canonicalizing sincos to cexpi.
2970 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2972 2007-02-05 Roger Sayle <roger@eyesopen.com>
2974 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2975 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2976 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2978 2007-02-05 Roger Sayle <roger@eyesopen.com>
2980 * mips-tfile.c (initialize_init_file): Correct endianness test.
2982 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2984 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2987 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2989 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2990 saves in a PARALLEL before the register assignments.
2992 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2994 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2995 DWARF_FRAME_RETURN_COLUMN to be a general register.
2996 * dwarf2out.c (init_return_column_size): New function, split from...
2997 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2998 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2999 to be nongeneral registers.
3000 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3002 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3003 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
3005 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3007 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3009 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3011 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3012 (remove_path): Use can_remove_branch_p and remove_branch instead
3013 of loop_delete_branch_edge.
3014 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3015 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3016 Update profile using scale_dominated_blocks_in_loop.
3017 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3018 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3019 (can_remove_branch_p, remove_branch): Declare.
3020 * tree-cfg.c (tree_can_remove_branch_p): New function.
3021 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3022 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3023 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3025 2007-02-05 Jan Hubicka <jh@suse.cz>
3028 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3029 nodes in cgraph, don't remove offline copy of the function.
3031 2007-02-04 Jan Hubicka <jh@suse.cz>
3033 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3034 vectors might cause maybe_lookup_element_for_expr to be called
3035 on non-sra-candidate.
3037 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3039 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3040 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3041 spelling conventions.
3043 2007-02-04 Richard Guenther <rguenther@suse.de>
3046 * fold-const.c (try_move_mult_to_index): Make sure to not
3047 overflow one dimension of a multi-dimensional array access.
3049 2007-02-04 Jan Hubicka <jh@suse.cz>
3051 * passes.c (init_optimization_passes): Reindent.
3053 2007-02-04 Jan Hubicka <jh@suse.cz>
3054 Eric Botcazou <ebotcazou@adacore.com>
3056 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3057 (execute_fixup_cfg): Break out the abnormal goto code.
3058 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3059 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3060 (optimize_inline_calls): Call make_nonlocal_label_edges.
3062 2007-02-04 Jan Hubicka <jh@suse.cz>
3064 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3065 true when something was changed.
3066 (rename_ssa_copies): When something was changed, do
3067 TODO_remove_unused_locals.
3068 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3069 add TODO_remove_unused_locals when instruction was removed.
3071 2007-02-04 Jan Hubicka <jh@suse.cz>
3073 * ipa-inline.c (try_inline): Improve debug output; work on already
3075 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3076 call try_inline for already inlined edges too when flattening;
3077 inline also functions that make callee growth but overall unit size
3080 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3082 * config/m32c/bitops.md, config/m32c/jump.md,
3083 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3084 config/m32r/m32r.h, config/m32r/m32r.md,
3085 config/m32r/predicates.md, config/m68hc11/larith.asm,
3086 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3087 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3088 config/mips/mips-protos.h, config/mips/mips.c,
3089 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3090 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3091 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3092 spelling conventions.
3094 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3095 Follow spelling conventions.
3097 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3099 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3100 warn about C++0x compatibility.
3102 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3104 * config/h8300/h8300.c, config/h8300/h8300.h,
3105 config/h8300/h8300.md: Follow spelling conventions.
3107 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3110 * combine.c (try_combine): Do not substitute source operand
3111 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3113 2007-02-03 Jan Hubicka <jh@suse.cz>
3115 PR gcov-profile/30650
3116 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3117 do not divide by zero for never executed counters.
3118 (tree_find_values_to_profile): Fix counters.
3119 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3121 2007-02-03 Ian Lance Taylor <iant@google.com>
3123 * lower-subreg.c (simple_move_operand): New static function,
3124 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3126 (simple_move): Call simple_move_operand.
3127 (find_decomposable_subregs): Add special handling of MEMs.
3128 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3129 meaning of return value. If we see a hard register, test whether
3130 it can store a word_mode value. Change all callers.
3132 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3134 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3135 ftrapv insns and expanders.
3136 (subdi3): Change define_expand operand 1 to arith11_operand, and
3137 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3138 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3139 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3143 * varasm.c (notice_global_symbol): Treat global objects as weak when
3146 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3148 * emit-rtl.c (dconstpi): Delete.
3150 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3151 * real.h (dconstpi): Delete.
3153 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3154 (fold_builtin_hypot): Likewise.
3156 2007-02-03 Tom Tromey <tromey@redhat.com>
3159 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3160 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3162 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3164 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3165 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3166 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3167 config/rs6000/cell.md, config/rs6000/darwin.h,
3168 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3169 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3170 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3171 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3172 typos. Follow spelling conventions.
3173 * doc/invoke.texi: Follow spelling conventions.
3175 2007-02-03 Roger Sayle <roger@eyesopen.com>
3177 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3178 canonicalization transformations that attempt to simplify integer
3179 constant comparisons to become comparisons against zero.
3181 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3183 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3185 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3186 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3188 2007-02-02 Mike Stump <mrs@apple.com>
3190 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3191 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3192 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3193 generate a branch island.
3195 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3197 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3198 (xtensa_legitimate_address_p): New.
3199 (xtensa_legitimize_address): New.
3200 (xtensa_output_addr_const_extra): New.
3201 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3203 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3204 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3205 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3206 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3207 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3208 (xtensa_legitimize_address): New.
3209 (xtensa_output_addr_const_extra): New.
3211 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3213 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3215 2007-02-02 Ian Lance Taylor <iant@google.com>
3217 * expmed.c (expand_divmod): Add comment.
3219 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3221 * emit-rtl.c (renumber_insns): Remove.
3222 * flags.h: Remove the extern for flag_renumber_insns.
3223 * rtl.h: Remove the prototype for renumber_insns.
3224 * toplev.c (flag_renumber_insns): Remove.
3226 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3228 Revert for x86 darwin:
3229 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3231 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3232 code before the following patch under TARGET_MACHO.
3233 (ix86_function_value_regno_p): Likewise.
3235 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3237 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3240 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3243 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3244 general or fp registers. Add comments.
3245 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3247 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3249 * pointer-set.c (insert_aux): Only return insertion slot.
3250 (pointer_set_insert): Adjust.
3251 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3252 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3253 pointer_map_traverse): New.
3254 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3255 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3256 pointer_map_contains, pointer_map_traverse): Declare.
3258 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3261 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3262 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3264 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3266 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3268 (struct _dep): New type.
3269 (dep_t): New typedef.
3270 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3271 (DEP_STATUS): New access macro. The macro with the same name was
3272 renamed to DEP_LINK_STATUS.
3273 (dep_init): Declare function
3275 (struct _dep_link): New type.
3276 (dep_link_t): New typedef.
3277 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3278 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3279 (DEP_LINK_STATUS): New macro.
3280 (debug_dep_links): New debug function.
3282 (struct _deps_list): New type.
3283 (deps_list_t): New typedef.
3284 (DEPS_LIST_FIRST): New access macro.
3285 (FOR_EACH_DEP_LINK): New cycle macro.
3286 (create_deps_list, free_deps_list, delete_deps_list): Declare
3288 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3289 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3290 (copy_deps_list_change_con): Ditto.
3292 (move_dep_link): Declare function.
3294 (struct _dep_node): New type.
3295 (dep_node_t): New typedef.
3296 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3298 (struct haifa_insn_data.back_deps): New field to hold backward
3299 dependencies of the insn.
3300 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3302 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3303 Change its type to deps_list_t.
3304 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3305 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3306 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3308 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3310 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3312 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3314 (dep_cost): Declare.
3316 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3317 (ds_to_dk, dk_to_ds): New functions.
3319 (init_dep_1): New static function.
3320 (init_dep): New function.
3321 (copy_dep): New static function.
3323 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3325 (detach_dep_link): New static function.
3326 (move_dep_link): New function.
3328 (dep_links_consistent_p, dump_dep_links): New static functions.
3329 (debug_dep_links): New debugging function.
3331 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3333 (alloc_deps_list, init_deps_list): New static functions.
3334 (create_deps_list): New function.
3335 (clear_deps_list): New static function.
3336 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3337 (deps_list_consistent_p, dump_deps_list): New static functions.
3338 (debug_deps_list): New function.
3339 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3341 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3343 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3344 use new scheduler dependencies lists.
3345 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3346 (sched_analyze): Ditto. Initialize dependencies lists.
3347 (add_forw_dep, compute_forward_dependences): Update to use new
3348 scheduler dependencies lists.
3350 (init_dependency_caches): Init deps_obstack.
3351 (free_dependency_caches): Free deps_obstack.
3353 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3354 new scheduler dependencies lists.
3355 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3356 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3358 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3359 Update to use new scheduler dependencies lists.
3360 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3361 (debug_dependencies): Ditto.
3362 (schedule_region): Update comments.
3364 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3365 scheduler dependencies lists.
3366 (schedule_ebb): Update comments.
3368 * rtl.def (DEPS_LIST): Remove.
3370 * lists.c (unused_deps_list): Remove.
3371 (free_list): Update assertions.
3373 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3374 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3376 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3377 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3379 * haifa-sched.c (comments): Update.
3380 (insn_cost1): Remove. Inline the code into insn_cost ().
3381 (insn_cost): Update to use new scheduler dependencies lists. Move
3382 processing of the dependency cost to dep_cost ().
3383 (dep_cost): New function. Use it instead of insn_cost () when
3384 evaluating cost of the dependency. Use compatible interface to
3385 interact with the target.
3386 (priority): Update to use new scheduler dependencies lists.
3387 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3388 with greater number of insns that depend on the insn.
3389 (schedule_insn): Update to use new scheduler dependencies lists. Add
3390 code to free backward dependencies lists. Inline and optimize code
3391 from resolve_dep () - see PR28071.
3392 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3393 lists. Update call to targetm.sched.is_costly_dependence hook.
3395 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3396 scheduler dependencies lists.
3398 (resolve_dep): Remove. Move the logic to schedule_insn ().
3399 (init_h_i_d): Initialize dependencies lists.
3401 (process_insn_depend_be_in_spec): Rename to
3402 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3404 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3405 Update to use new scheduler dependencies lists.
3406 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3408 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3409 new scheduler dependencies lists.
3410 (build_intra_loop_deps): Ditto.
3412 * target.h (struct _dep): Declare to use in
3413 gcc_target.sched.is_costly_dependence.
3414 (struct gcc_target.sched.adjust_cost): Fix typo.
3415 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3416 single dep_t parameter instead of an equivalent triad.
3417 (struct gcc_target.sched.adjust_cost_2): Remove.
3419 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3421 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3423 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3425 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3427 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3428 (REG_DEP_TRUE): Document.
3430 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3431 Change signature to correspond to the targetm.sched.adjust_cost hook.
3432 Update use in TARGET_SCHED_ADJUST_COST_2.
3433 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3434 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3435 new scheduler dependencies lists.
3436 (ia64_gen_check): Ditto.
3438 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3441 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3442 signature to correspond to the targetm.sched.is_costly_dependence hook.
3443 (is_costly_group): Update to use new scheduler dependencies lists.
3445 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3446 instead of INSN_COST () macro.
3448 2007-02-01 Ian Lance Taylor <iant@google.com>
3450 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3452 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3454 * pa.md (tp_load): Correct mfctl instruction syntax.
3456 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3458 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3459 altivec_padding_size calculation on AIX. Improve comment, add
3460 assert to verify that it's right.
3462 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3465 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3468 * global.c (global_alloc): Add mising initialization of
3471 2007-02-01 Roger Sayle <roger@eyesopen.com>
3473 * alias.c (init_alias_analysis): Correct whitespace.
3474 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3475 partition_hot_cold_basic_blocks): Likewise.
3476 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3477 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3478 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3479 fold_builtin_snprintf_chk, fold_builtin_printf,
3480 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3481 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3482 * cfgcleanup.c (cleanup_cfg): Likewise.
3483 * cfgexpand.c (tree_expand_cfg): Likewise.
3484 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3485 * function.c (get_next_funcdef_no): Likewise.
3486 * gengtype.c (main): Likewise.
3487 * genmodes.c (main): Likewise.
3488 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3489 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3490 * ifcvt.c (noce_emit_move_insn): Likewise.
3491 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3493 * stor-layout.c (get_best_mode): Likewise.
3494 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3495 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3496 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3497 perform_var_substitution, solve_graph): Likewise.
3498 * tree-vrp.c (vrp_finalize): Likewise.
3500 2007-02-01 Ian Lance Taylor <iant@google.com>
3502 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3503 high part of a paradoxical subreg, return a constant zero.
3505 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3507 * toplev.c (lang_dependent_init): Call init_set_costs.
3508 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3510 2007-02-01 Richard Guenther <rguenther@suse.de>
3513 * fold-const.c (fold_negate_expr): Allow negating a
3514 constant if overflow does not change.
3516 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3518 * doc/c-tree.texi (Expression trees): Improve markup.
3519 * doc/tm.texi (Register Classes, Addressing Modes)
3520 (Floating Point): Fix spacing after abbreviations. Fix some
3523 2007-02-01 Ben Elliston <bje@au.ibm.com>
3525 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3526 * doc/contrib.texi: Likewise.
3527 * doc/install.texi: Likewise.
3529 2007-01-31 Richard Henderson <rth@redhat.com>
3530 Ian Lance Taylor <iant@google.com>
3532 * lower-subreg.c: New file.
3533 * rtl.def (CONCATN): Define.
3534 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3536 * emit-rtl.c (update_reg_offset): New static function, broken out
3537 of gen_rtx_REG_offset.
3538 (gen_rtx_REG_offset): Call update_reg_offset.
3539 (gen_reg_rtx_offset): New function.
3540 * regclass.c: Revert patch of 2006-03-05, restoring
3542 (clear_reg_info_regno): New function.
3543 * dwarf2out.c (concatn_loc_descriptor): New static function.
3544 (loc_descriptor): Handle CONCATN.
3545 * common.opt (fsplit_wide_types): New option.
3546 * opts.c (decode_options): Set flag_split_wide_types when
3548 * timevar.def (TV_LOWER_SUBREG): Define.
3549 * rtl.h (gen_reg_rtx_offset): Declare.
3550 (reg_scan_update): Declare.
3551 * regs.h (clear_reg_info_regno): Declare.
3552 * tree-pass.h (pass_lower_subreg): Declare.
3553 (pass_lower_subreg2): Declare.
3554 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3555 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3557 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3558 * Makefile.in (OBJS-common): Add lower-subreg.o.
3559 (lower-subreg.o): New target.
3561 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3563 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3565 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3568 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3570 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3573 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3575 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3577 * cfgloop.h: Include vec-prim.h.
3578 (enum li_flags): Remove LI_ONLY_OLD.
3579 (loop_iterator): Changed.
3580 (fel_next, fel_init): Iterate over loop tree.
3581 (FOR_EACH_LOOP_BREAK): New macro.
3582 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3584 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3585 * modulo-sched.c (sms_schedule): Ditto.
3586 * tree-vectorizer.c (vectorize_loops): Ditto.
3587 * doc/loop.texi: Update information on loop numbering and behavior of
3588 FOR_EACH_LOOP wrto new loops.
3589 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3590 add_to_evolution_1): Test nestedness of loops instead of comparing
3592 * tree-chrec.c (chrec_fold_plus_poly_poly,
3593 chrec_fold_multiply_poly_poly, chrec_evaluate,
3594 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3595 reset_evolution_in_loop): Ditto.
3596 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3598 2007-01-31 Dirk Mueller <dmueller@suse.de>
3600 * c-common.c (warn_about_parentheses): Separate warning about
3601 un-parenthized sequence of comparison operators from the one
3602 which is supposed to warn about x <= y <= z.
3604 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3606 * optabs.h (enum optab_index): Add new OTI_isinf.
3607 (isinf_optab): Define corresponding macro.
3608 * optabs.c (init_optabs): Initialize isinf_optab.
3609 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3611 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3612 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3614 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3615 expand_builtin_interclass_mathfn.
3616 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3617 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3618 (fxam<mode>2_i387): New insn pattern.
3619 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3620 built-in functions as x87 inline asm.
3622 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3624 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3626 2007-01-30 Eric Christopher <echristo@apple.com>
3628 * config.gcc: Add geode.
3630 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3632 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3633 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3634 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3635 value-prof.c: Fix comment typos.
3637 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3640 * doc/invoke.texi (Wpointer-arith): Document warning.
3642 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3644 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3645 the list of discrepancies from the draft TR.
3647 2007-01-30 Dirk Mueller <dmueller@suse.de>
3650 * doc/invoke.texi (-Wreturn-type): Update description to
3653 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3655 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3657 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3659 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3660 to handle optabs that operate on floating point input argument and
3661 output to integer output.
3662 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3663 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3664 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3665 expand_builtin_interclass_mathfn ().
3666 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3668 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3669 ilogbl built-in functions as x87 intrinsics.
3671 2007-01-30 Richard Guenther <rguenther@suse.de>
3674 * dwarf2out.c (reference_to_unused): Query varpool if the
3675 variable was output.
3677 2007-01-30 Richard Guenther <rguenther@suse.de>
3680 * passes.c (execute_one_pass): Reset in_gimple_form to not
3681 confuse non-unit-at-a-time mode.
3683 2007-01-29 Roger Sayle <roger@eyesopen.com>
3684 Richard Guenther <rguenther@suse.de>
3686 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3687 avoid undefined behaviour on overflow. Use force_fit_type_double
3688 to construct the constant with the specified TREE_OVERFLOW.
3690 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3692 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3693 * config/dfp-bit.h: Ditto.
3695 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3697 * c-decl.c (pop_scope): Replace warnings with call to
3698 warn_for_unused_label.
3699 * c-common.h (warn_for_unused_label): Declare.
3700 * c-common.c (warn_for_unused_label): Define.
3702 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3704 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3707 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3709 * Makefile.in (USER_H): Remove decfloat.h.
3710 * ginclude/decfloat.h: Delete, moving contents to ...
3711 * ginclude/float.h: Add support for decimal floating point,
3712 guarded by __STDC_WANT_DEC_FP__.
3714 2007-01-29 Mike Stump <mrs@apple.com>
3716 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3717 Analysis and Representation to resolve case insensitive conflict.
3718 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3720 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3722 * tree.h (struct tree_memory_tag): Add aliases member.
3723 (MTAG_ALIASES): New macro.
3724 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3725 (add_may_alias): Remove pointer-set. Update for may_aliases being
3727 (mark_aliases_call_clobbered): Update for may_aliases being a
3729 (compute_tag_properties): Ditto.
3730 (create_partition_for): Ditto.
3731 (compute_memory_partitions): Ditto.
3732 (dump_may_aliases_for): Ditto.
3733 (is_aliased_with): Ditto.
3734 (add_may_alias_for_new_tag): Ditto.
3735 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3736 (compute_is_aliased): New function.
3737 (compute_may_aliases): Call compute_is_aliased).
3738 (init_alias_info): Initialize alias_bitmap_obstack.
3739 (union_alias_set_into): New function.
3740 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3741 (have_common_aliases_p): Rewrite to take two bitmaps and use
3743 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3745 (finalize_ref_all_pointers): Update for add_may_alias changes.
3746 (new_type_alias): Ditto.
3747 * tree-flow-inline.h (may_aliases): Return a bitmap.
3748 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3749 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3750 may_aliases being a bitmap.
3751 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3752 may_aliases now returns a bitmap.
3753 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3755 * tree-ssa-operands.c (add_virtual_operand): Update for
3756 may_aliases being a bitmap.
3758 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3760 PR tree-optimization/30630
3761 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3762 variable as changed.
3764 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3767 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3768 expanded only once even if an error occurs.
3770 2007-01-29 Ben Elliston <bje@au.ibm.com>
3772 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3773 (__gcov_average_profiler): Likewise.
3774 (__gcov_ior_profiler): Likewise.
3775 (__gcov_merge_ior): Likewise.
3777 2007-01-28 Jan Hubicka <jh@suse.cz>
3779 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3780 * value-prof.c (stringop_block_profile): Likewise.
3782 2007-01-28 Jan Hubicka <jh@suse.cz>
3784 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3785 variant handling histograms; add wrapper.
3786 (clear_storage_via_libcall): Export.
3787 (emit_block_move_hints): Break out from ...; add histograms.
3788 (emit_block_move): ... this one.
3789 (clear_storage_hints): Break out from ...; add histograms.
3790 (clear_storage): ... this one.
3791 (set_storage_via_memset): Handle histogram.
3792 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3793 (clear_storage_hints, clear_storage_via_libcall): Declare.
3794 (set_storage_via_setmem): Update prototype.
3795 * doc/md.texi (movmem, setmem): Document new arguments.
3797 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3799 (stringop_block_profile): New global function.
3800 (tree_stringops_values_to_profile): Profile block size and alignment.
3801 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3803 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3804 (stringop_block_profile): Declare.
3805 * builtins.c: Include value-prof.h.
3806 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3807 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3808 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3809 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3810 * profile.c (instrument_values): Add new counters.
3811 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3813 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3814 (tree_init_edge_profiler): Build new profilers.
3815 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3816 (pass_tree_profile): Add dump.
3817 (tree_profile_hooks): Update.
3818 * Makefile.in (LIBGCOV): Add new constants.
3819 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3820 __gcov_ior_profiler): New.
3821 * i386.md (movmem/setmem expanders): Add new optional arguments.
3823 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3825 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3827 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3829 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3830 (tree_unswitch_single_loop): Pass eni_size_weights to
3831 tree_num_loop_insns.
3832 * tree-ssa-loop-manip.c: Include tree-inline.h.
3833 (can_unroll_loop_p): Pass eni_size_weights to
3834 tree_num_loop_insns.
3835 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3836 Pass eni_size_weights to estimate_num_insns.
3837 * tree.h (init_inline_once): Export.
3838 * toplev.c (backend_init): Call init_inline_once.
3839 * cgraphunit.c (cgraph_process_new_functions,
3840 cgraph_analyze_function): Pass eni_inlining_weights to
3842 * ipa-inline.c (compute_inline_parameters): Ditto.
3843 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3844 to estimate_num_insns.
3845 (try_unroll_loop_completely): Pass eni_size_weights to
3846 tree_num_loop_insns.
3847 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3848 ot estimate_num_insns.
3849 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3850 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3851 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3852 eni_time_weights): New variables.
3853 (init_inline_once): Initialize them.
3854 (struct eni_data): Mew.
3855 (estimate_num_insns_1, estimate_num_insns): Use weights.
3856 * tree-inline.h (struct eni_weights_d): New.
3857 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3858 (estimate_num_insns): Declaration changed.
3859 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3860 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3861 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3863 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3865 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3866 relations in the conflict function is valid.
3868 2007-01-27 Ian Lance Taylor <iant@google.com>
3870 * common.opt: Add fstrict-overflow.
3871 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3872 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3873 (TYPE_OVERFLOW_UNDEFINED): Define.
3874 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3876 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3877 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3878 (fold_negate_expr): Likewise.
3879 (make_range): Likewise.
3880 (extract_muldiv_1): Likewise.
3881 (maybe_canonicalize_comparison): Likewise.
3882 (fold_comparison): Likewise.
3883 (fold_binary): Likewise.
3884 (tree_expr_nonnegative_p): Likewise.
3885 (tree_expr_nonzero_p): Likewise.
3886 * tree-vrp.c (compare_values): Likewise.
3887 (extract_range_from_binary_expr): Likewise.
3888 (extract_range_from_unary_expr): Likewise.
3889 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3891 (nowrap_type_p): Likewise.
3892 * tree-scalar-evolution.c (simple_iv): Likewise.
3893 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3894 (build_range_check): Likewise.
3895 (extract_muldiv_1): Likewise.
3896 (fold_comparison): Likewise.
3897 * tree-vrp.c (vrp_int_const_binop): Likewise.
3898 (extract_range_from_unary_expr): Likewise.
3899 * convert.c (convert_to_integer): Likewise.
3900 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3901 (fold_comparison): Likewise.
3902 (fold_binary): Likewise.
3903 * optabs.c (optab_for_tree_code): Likewise.
3904 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3905 * simplify-rtx.c (simplify_const_relational_operation): Check
3906 flag_strict_overflow and flag_trapv.
3907 (simplify_const_relational_operation): Likewise.
3908 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3909 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3912 2007-01-27 Roger Sayle <roger@eyesopen.com>
3914 * tree.c (tree_fold_gcd): Delete.
3915 * tree.h (tree_fold_gcd): Remove prototype.
3916 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3917 test whether one constant integer is a multiple of another. Instead
3918 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3919 * fold-const.c (multiple_of_p): We've determined both TOP and
3920 BOTTOM are integer constants so we can call int_const_binop directly
3921 instead of the more generic const_binop.
3923 2007-01-27 Roger Sayle <roger@eyesopen.com>
3925 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3926 1*X check that the constant hasn't overflowed, to preserve the
3928 (round_up): Provide an efficient implementation when rouding-up an
3929 INTEGER_CST to a power-of-two.
3931 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3933 * doc/sourcebuild.texi: Add comma for clarity.
3934 * doc/extend.texi: Fix some typos.
3935 * doc/passes.texi: Likewise.
3936 * doc/cppinternals.texi: Likewise.
3937 * doc/c-tree.texi: Likewise.
3938 * doc/tree-ssa.texi: Likewise.
3939 * doc/install.texi: Likewise.
3941 2007-01-27 Jan Hubicka <jh@suse.cz>
3943 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3944 (pass_sra): Do not require alias information.
3945 * passes.c (init_optimization_passes): Add SRA
3947 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3949 * tracer.c (rest_of_handle_tracer): We already cleaned
3950 up the CFG in tracer() so don't do it here again.
3951 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3952 cleanup_cfg here, either. And don't call renumber_insns.
3954 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3955 and BB_HEAD are in the insn stream here. Instead make sure
3956 that BB_INSN is valid on all insns. Also, do check here that
3957 there are no pending branch predictions...
3958 (rtl_verify_flow_info): ...instead of doing it here. Checks
3959 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3962 2007-01-26 Roger Sayle <roger@eyesopen.com>
3964 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3965 function to simplify/factorize operand order canonicalization.
3966 (ix86_fixup_binary_operands): Reorganize using the above function.
3967 (ix86_binary_operator_ok): Likewise.
3969 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3971 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3972 file scope from optimize_attrs.
3973 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3975 (optimize_attrs): Clear insn_code_values after freeing it.
3977 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3979 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3980 a parts.base assignment.
3982 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3984 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3985 (compute_subscript_distance, initialize_data_dependence_relation,
3986 finalize_ddr_dependent, analyze_ziv_subscript,
3987 analyze_siv_subscript_cst_affine,
3988 compute_overlap_steps_for_affine_univar,
3989 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3990 analyze_siv_subscript, analyze_miv_subscript,
3991 analyze_overlapping_iterations, subscript_dependence_tester_1,
3992 compute_self_dependence, free_dependence_relation): Work
3993 with affine_fn instead of chrecs.
3994 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3995 common_affine_function, affine_function_base,
3996 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3997 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3998 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3999 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4000 (all_chrecs_equal_p): Removed.
4001 * tree-data-ref.h (affine_fn, conflict_function): New types.
4002 (struct subscript): Change type of conflicting_iterations_in_a
4003 and conflicting_iterations_in_b.
4005 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4008 * config/pa/pa.h (TARGET_HPUX_11): New.
4009 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4010 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4012 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4013 Richard Guenther <rguenther@suse.de>
4015 * tree-ssa-structalias.c (solve_graph): Handle case
4016 we merged the variable to another.
4018 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4020 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4023 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4024 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4026 2007-01-25 DJ Delorie <dj@redhat.com>
4028 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4029 allow changes to modes which don't fit in those registers.
4031 * reload1.c (choose_reload_regs): Check for invalid subregs before
4032 computing their locations, not after.
4034 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4037 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4038 save Altivec registers in an eh_return function.
4039 (compute_vrsave_mask): Likewise.
4040 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4041 for saving Altivec registers.
4042 (rs6000_emit_prologue): Don't allocate stack twice in
4043 eh_return function. Correct expected value of altivec_save_offset
4044 when using save_world. Describe save of R0 to stack when using
4045 save_world. Describe stack pointer adjustment when using
4046 save_world. Remove duplicated eh_return parameter register saving.
4047 Update sp_offset variable after save_world.
4048 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4050 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4051 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4054 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4056 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4058 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4061 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4062 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4064 2007-01-25 Richard Guenther <rguenther@suse.de>
4066 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4067 * common.opt (-Wcoverage-mismatch): New warning option.
4068 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4069 if -Wcoverage-mismatch is given.
4071 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4073 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4074 (ipcp_driver): Change to static definition.
4075 Add dumping of the ifunctions.
4076 (constant_val_insert): Remove unused parameter. Support for SSA.
4077 (ipcp_propagate_const): Support for SSA.
4078 (ipcp_profile_bb_print): Print only analyzed nodes.
4079 (ipcp_replace_map_create): Remove support for Fortran constant
4081 * ipa-prop.c (ipa_method_modify_stmt,
4082 ipa_callsite_compute_param): Support for SSA.
4083 * ipa-prop.h (ipcp_driver): Remove declaration.
4084 (IS_VALID_TREE_MAP_INDEX): Add define.
4086 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4088 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4090 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4093 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4094 constant argument to cabs and do it without checking for
4095 -funsafe-math-optimizations.
4097 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4099 * c-common.h (RID_FIRST_CXX0X): New.
4100 (RID_LAST_CXX0X): New.
4101 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4103 * c.opt (Wc++0x-compat): New.
4104 * doc/invoke.texi (-Wc++0x-compat): Document.
4106 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4108 * builtins.c (fold_builtin_carg): New.
4109 (fold_builtin_1): Use it.
4111 2007-01-24 Jan Hubicka <jh@suse.cz>
4113 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4115 * ipa-inline.c (initial_insns, max_insns): Delete.
4116 (compute_max_insns): New function.
4117 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4118 of insns as base for code growth.
4119 (cgraph_decide_inlining): Make initial_insns local; do not compute
4121 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4122 * doc/invoke.texi (inline-unit-growth): Update docs.
4124 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4126 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4127 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4128 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4129 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4130 for CPUs that have PTA_CX16 set.
4133 * gimplify.c (omp_check_private): New function.
4134 (gimplify_scan_omp_clauses): Use it for
4135 firstprivate/lastprivate/reduction.
4138 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4139 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4142 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4143 If lower_lastprivate_clauses emits some statements, append them
4144 to dlist rather than body_p and to body_p append an initializer.
4145 (lower_omp_for): Adjust caller.
4147 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4149 * target.h (globalize_decl_name): New.
4150 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4151 * output.h (default_globalize_decl_name): New.
4152 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4154 (globalize_decl): Ditto.
4155 (default_globalize_decl_name): New.
4156 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4157 (ia64_handle_version_id_attribute): New.
4158 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4159 (ia64_asm_output_external): Use globalize_decl_name instead
4161 * doc/extend.texi (version_id): New pragma.
4162 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4164 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4166 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4167 _uleb128_t and _Unwind_SWord with _sleb128_t.
4168 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4169 uw_frame_state_for, uw_update_context_1): Likewise.
4170 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4171 * unwind-pe.h (read_uleb128, read_sleb128,
4172 read_encoded_value_with_base): Likewise.
4173 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4175 2007-01-24 Richard Guenther <rguenther@suse.de>
4177 * builtins.c (expand_builtin_cexpi): Get the fndecl
4178 for cexp in the correct way.
4180 2007-01-24 Jan Hubicka <jh@suse.cz>
4182 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4184 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4186 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4187 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4188 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4189 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4190 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4191 __SIZEOF_PTRDIFF_T__.
4192 * doc/cpp.texi: Documentation for the new builtin macros added.
4194 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4197 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4198 instead of operands[2] to avoid access past the end of array.
4200 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4202 * reload1.c (emit_reload_insns): Pass the reload register
4203 for a non-spill output reload through forget_old_reloads_1.
4205 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4207 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4208 _SOFT_DOUBLE if doubles use software floating-point.
4209 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4210 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4211 * config/rs6000/darwin-ldouble.c: Also compile functions for
4212 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4213 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4214 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4215 commented-out long double override.
4216 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4217 * config/rs6000/eabispe.h: Likewise.
4218 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4219 long double for non-SPE.
4220 (rs6000_handle_option): Likewise.
4221 (invalid_e500_subreg): Disallow more subregs involding DImode,
4222 DFmode, TImode or TFmode.
4223 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4225 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4227 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4228 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4230 (rs6000_legitimate_address): Also check for TFmode for E500
4232 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4233 (spe_build_register_parallel): Handle TFmode and TCmode.
4234 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4236 (function_arg): Handle TFmode and TCmode for E500 double.
4237 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4239 (print_operand): Handle TFmode and TImode for %y.
4240 (rs6000_generate_compare): Handle TFmode comparisons for E500
4242 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4243 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4244 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4245 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4246 TFmode for E500 double.
4247 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4248 (floatsidf2): Enable for E500 double.
4249 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4250 (extenddftf2): Change to extenddftf2_fprs.
4251 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4252 depending on TARGET_E500_DOUBLE.
4253 (extendsftf2): Enable for E500 double.
4254 (trunctfdf2): Enable for E500 double.
4255 (trunctfsf2): Change to trunctfsf2_fprs.
4256 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4257 depending on TARGET_E500_DOUBLE.
4258 (floatsitf2): Enable for E500 double.
4259 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4260 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4261 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4262 (negtf2): Change to negtf2_internal.
4263 (negtf2): New expander.
4264 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4265 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4266 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4267 (movdi_internal32): Use rs6000_nonimmediate_operand.
4268 (unnamed splitter): Likewise.
4269 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4270 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4271 (SPE64TF, DITI): New mode macros.
4272 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4275 (frob_<mode>_di_2): New.
4276 (frob_tf_di_8_2): New.
4277 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4279 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4281 (frob_ti_<mode>_8_2): New.
4282 (frob_ti_tf_2): New.
4283 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4284 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4286 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4287 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4288 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4289 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4290 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4291 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4294 2007-01-23 Ian Lance Taylor <iant@google.com>
4296 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4298 (OBJS-archive): Reformat, alphabetize.
4299 (OBJS): Change out_object_file to OBJS-md.
4301 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4304 JUMP_P and CALL_P predicates where applicable.
4305 * config/i386/i386.c: Ditto.
4306 * config/i386/i386.md: Ditto.
4307 * config/i386/mmx.md: Ditto.
4308 * config/i386/predicates.md: Ditto.
4310 2007-01-22 Andreas Schwab <schwab@suse.de>
4312 * config/m68k/m68k.h: Fix comment.
4314 2007-01-22 Jan Hubicka <jh@suse.cz>
4316 * passes.c (init_optimization_passes): Do not rerun
4317 pass_early_warn_uninitialized.
4319 2007-01-22 Richard Guenther <rguenther@suse.de>
4321 PR tree-optimization/30038
4322 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4324 (execute_cse_sincos_1): Likewise.
4325 (execute_cse_sincos): Likewise.
4326 (gate_cse_sincos): Likewise.
4327 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4328 the cexpi() canonicalization of sincos().
4329 * tree-pass.h (pass_cse_sincos): Declare.
4330 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4332 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4334 PR rtl-optimization/29329
4335 * combine.c (replaced_rhs_insn): Rename to i2mod.
4336 (replaced_rhs_value): Rename to i2mod_new_rhs.
4337 (i2mod_old_rhs): New global variable.
4338 (combine_instructions): Adjust for above change. Save a copy of
4339 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4340 note are substituted in the second instruction.
4341 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4342 ditch the note if it pertains to the second eliminated register
4343 and this register is mentioned in i2mod_old_rhs.
4346 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4348 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4349 the insn to which the note was originally attached.
4351 2007-01-21 Jan Hubicka <jh@suse.cz>
4353 * ipa-inline.c (inlining_mode): Comment, move up.
4354 (cgraph_decide_inlining_incrementally): Do not perform inlining
4355 itself; fix handling of flattening of self recursive functions.
4356 (cgraph_find_cycles): Remove.
4357 (cgraph_flatten_node): Remove.
4358 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4359 (try_inline): New function.
4360 (cgraph_early_inlining): Update call of
4361 cgraph_decide_inlining_incrementally. Apply inlining here.
4362 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4364 2007-01-21 Dirk Mueller <dmueller@suse.de>
4367 * tree-vrp.c (check_array_bounds): do not warn
4368 about ADDR_EXPR's of ARRAY_REF's which are immediately
4369 used in binary expressions.
4371 2007-01-21 Ira Rosen <irar@il.ibm.com>
4373 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4374 read_write_dep and macros for its access.
4375 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4376 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4377 argument, call vect_check_interleaving for every independent pair of
4378 data-refs. Mark loads that access the same memory location as a store
4380 (vect_check_dependences): Remove.
4381 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4382 call, fix the call to vect_analyze_data_ref_dependence.
4383 (vect_analyze_data_ref_access): For statements that access the same
4384 data-ref, check that they are not stores; for loads, check that there
4385 is no store that access the same location.
4387 2007-01-20 Roger Sayle <roger@eyesopen.com>
4388 Joseph Myers <joseph@codesourcery.com>
4390 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4391 (-fdump-rtl-stack): Likewise.
4392 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4393 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4394 (-mpt-fixed): Use @minus{} for minus sign.
4395 (Using Precompiled Headers): Fix under/overfull hbox.
4397 2007-01-20 Jan Hubicka <jh@suse.cz>
4399 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4400 place within annotation.
4402 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4404 * pa.c (output_move_double): Change array size of xoperands to 4.
4406 2007-01-20 Jan Hubicka <jh@suse.cz>
4408 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4411 2007-01-19 Ian Lance Taylor <iant@google.com>
4413 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4414 constant to unsigned HOST_WIDE_INT before negating.
4416 2007-01-19 Ian Lance Taylor <iant@google.com>
4418 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4420 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4421 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4422 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4423 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4424 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4425 (realloc_vdef, realloc_vuse): Change second parameter to
4427 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4429 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4430 unsigned. Change x and lim locals to unsigned.
4431 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4433 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4434 (copy_virtual_operands): Change i and n locals to unsigned.
4436 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4439 * builtins.c (fold_builtin_1): Handle builtin fdim.
4441 2007-01-20 Jan Hubicka <jh@suse.cz>
4443 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4444 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4445 init_alias_heapvars.
4446 (init_alias_heapvars): Initialize only when not already initialized.
4447 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4449 2007-01-19 Roger Sayle <roger@eyesopen.com>
4451 * common.opt (fsigned-zeros): New command line option.
4452 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4453 of flag_unsafe_math_optimizations.
4454 * opts.c (set_fast_math_flags): The -ffast-math command line option
4455 implies -fno-signed-zeros.
4456 (fast_math_flags_set_p): Likewise.
4458 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4459 the documentation of -ffast-math appropriately. Wrap long lines.
4461 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4463 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4464 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4466 2007-01-19 Tomas Bily <tbily@suse.cz>
4468 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4470 (tree_init_ic_make_global_vars): New function
4471 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4472 (tree_gen_ic_profiler): New function
4473 (tree_gen_ic_func_profiler): New function
4474 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4475 (tree_profile_hooks): Added hook for indirec/virtual calls
4476 * value-prof.c (tree_find_values_to_profile): New case for
4478 (tree_values_to_profile): Call for determining indirect/virtual
4480 (tree_indirect_call_to_profile): New function
4481 (tree_ic_transform): New function
4482 (tree_ic): New function
4483 (find_func_by_pid): New function
4484 (init_pid_map): New function
4485 (tree_value_profile_transformations): Added check for
4486 indirect/virtual call transformation
4487 * value-prof.h (enum hist_type): New counter type for
4488 indirect/virtual calls
4489 (profile_hooks): Added new hook for profiling indirect/virtual
4491 * profile.c (instrument_values): New case for indirect/virtual
4493 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4494 (GCOV_COUNTER_V_INDIR): New counter type
4495 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4496 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4498 * cgraph.c: Definition of cgraph_max_pid
4499 (cgraph_create_node): Default init of pid attribute
4500 * cgraph.h: Declaration of cgraph_max_pid
4501 (struct cgraph_node): Added pid attribute
4502 * libgcov.c (__gcov_indirect_call_profiler): New function
4503 (__gcov_one_value_profiler_body): New function
4504 (__gcov_one_value_profiler): Body was moved to
4505 __gcov_one_value_profiler_body and calls it
4507 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4509 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4510 * gengtype.c (write_types_data, write_func_for_structure,
4511 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4512 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4513 (walk_type, write_func_for_structure): Generate the mark_hook if
4516 2007-01-19 Jan Hubicka <jh@suse.cz>
4518 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4519 'early' argument take inlining mode argument specifying whether to
4520 inline for size/speeed or all functions; add support for flattening;
4522 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4524 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4527 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4528 the name of the declared identifier.
4530 2007-01-19 Dirk Mueller <dmueller@suse.de>
4532 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4533 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4534 duplicate evaluation.
4536 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4538 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4539 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4540 to XFMode, use acosxf2 and truncate result to requested mode.
4541 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4542 (asin<mode>2): Similarly, with asin expanders.
4543 (*fscalexf4_i387): Rename from *fscalexf4.
4544 (expNcorexf3): New expander.
4545 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4546 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4547 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4548 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4549 patterns for SSE math.
4550 (exp10<mode>2): Similarly, with exp10 expanders.
4551 (exp2<mode>2): Similarly, with exp2 expanders.
4552 (expm1<mode>2): Similarly, with expm1 expanders.
4553 (ldexp<mode>3): Similarly, with ldexp expanders.
4554 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4555 Use gen_truncxf<mode>2_i387_noop to truncate result.
4557 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4559 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4560 for ColdFire targets.
4562 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4563 Richard Sandiford <richard@codesourcery.com>
4565 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4566 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4567 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4568 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4569 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4570 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4572 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4574 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4575 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4576 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4577 (*adddi_dilshr32_cf): New pattern.
4578 (adddi3, subdi3): Remove first alternatives.
4580 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4582 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4583 implemented using move.l, do not use its cc result for floating-point
4586 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4588 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4589 from accepting 's' constraints if flag_pic.
4591 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4593 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4594 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4595 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4596 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4598 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4600 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4601 ColdFire alternatives.
4602 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4603 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4604 architectures that support ff1 instruction.
4606 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4607 Julian Brown <julian@codesourcery.com>
4609 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4610 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4611 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4614 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4616 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4618 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4619 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4620 HOST_WIDE_INT instead of an rtx.
4621 (m68k_rtx_costs): Update call accordingly.
4622 (output_move_const_into_data_reg): Likewise. Fix formatting.
4623 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4625 (output_move_simode_const): Update calls after above changes.
4626 Rework to use automatic variables and predicates like MEM_P.
4627 * config/m68k/m68k.md (pushexthisi_const): Update call to
4630 2007-01-19 Dirk Mueller <dmueller@suse.de>
4632 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4635 2007-01-19 Richard Guenther <rguenther@suse.de>
4637 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4638 via cexp in case sincos is not available.
4640 2007-01-19 Richard Guenther <rguenther@suse.de>
4642 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4643 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4644 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4645 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4646 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4647 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4648 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4649 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4651 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4653 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4655 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4656 (atan2xf3): Directly generate RTL pattern.
4657 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4658 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4659 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4660 disable patterns for SSE math.
4661 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4662 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4663 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4664 disable patterns for SSE math.
4666 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4668 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4670 2007-01-18 Roger Sayle <roger@eyesopen.com>
4672 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4673 VIEW_CONVERT_EXPR to the same type as it's operand.
4675 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4677 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4678 configured for long double 128.
4680 2007-01-18 Mike Stump <mrs@apple.com>
4682 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4685 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4687 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4690 2007-01-18 Jan Hubicka <jh@suse.cz>
4692 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4693 greater than NUM_VOP_FREE_BUCKETS.
4695 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4697 * tree-ssa-structalias.c: Update comments.
4698 (ptabitmap_obstack): Removed.
4700 (oldpta_obstack): Ditto.
4701 (stats): Add a few members.
4702 (struct variable_info): Remove node, complex, address_taken, and
4703 indirect_target members. Add oldsolution member.
4704 (new_var_info): Do not initialize removed members.
4705 (constraint_expr_type): Remove INCLUDES.
4706 (constraint_graph): Add size, implicit_preds, rep,
4707 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4708 (FIRST_REF_NODE): New macro.
4709 (LAST_REF_NODE): Ditto.
4710 (FIRST_ADDR_NODE): Ditto.
4711 (find): New function.
4713 (dump_constraint): Do not handle INCLUDES.
4714 (insert_into_complex): Do not insert duplicate constraints.
4715 (condense_varmap_nodes): Renamed and rewritten into ...
4716 (merge_node_constraints): This. Also fix bug in handling of
4717 offseted copy constraints.
4718 (clear_edges_for_node): No longer need to deal with preds at all,
4719 or removing associated preds/succs.
4720 (merge_graph_nodes): Deal with indirect_cycles.
4721 Don't deal with predecessors.
4722 (add_implicit_graph_edge): New function.
4723 (add_pred_graph_edge): Ditto.
4724 (add_graph_edge): Don't deal with predecessors.
4725 (build_constraint_graph): Removed.
4726 (build_pred_graph): New function.
4727 (build_succ_graph): Ditto.
4728 (struct scc_info): Removed in_component. Added roots, dfs, and
4729 node_mapping. Remove visited_index, unification_queue.
4730 (scc_visit): Deal with union-find we do now.
4731 Deal with cycles with REF nodes.
4732 (collapse_nodes): Renamed and rewritten to ...
4733 (unify_nodes): This.
4734 (process_unification_queue): Removed.
4735 (topo_visit): Cleanup
4736 (do_da_constraint): Use find.
4737 (do_sd_constraint): Ditto.
4738 (do_ds_constraint): Ditto.
4739 (do_complex_constraint): Ditto.
4740 (init_scc_info): Update for removed and added members.
4741 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4742 (find_indirect_cycles): This.
4743 (equivalence_class): New variable.
4744 (label_visit): New function.
4745 (perform_variable_substitution): Rewritten.
4746 (free_var_substitution_info): New function.
4747 (find_equivalent_node): Ditto.
4748 (move_complex_constraints): Ditto.
4749 (eliminate_indirect_cycles): Ditto.
4750 (solve_graph): Only propagate changed bits.
4751 Use indirect cycle elimination.
4753 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4754 (tree_id_eq): Renamed to ...
4755 (tree_vi_eq): This. Update for member change
4756 (insert_id_for_tree): Renamed and rewritten to ...
4757 (insert_vi_for_tree): This.
4758 (lookup_id_for_tree): Renamed and rewritten to ...
4759 (lookup_vi_for_tree): This.
4760 (get_id_for_tree): Renamed and rewritten to ...
4761 (get_vi_for_tree): Ditto.
4762 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4763 (process_constraint): Don't handle INCLUDES.
4764 Remove special ADDRESSOF case.
4765 (find_func_aliases): Rewrite to use vi functions instead of id
4767 (create_function_info_for): Ditto.
4768 (create_variable_info_for): Ditto.
4769 (intra_create_variable_infos): Ditto.
4770 (merge_smts_into): Ditto.
4771 (find_what_p_points_to): Ditto.
4772 (init_base_vars): Ditto.
4773 (init_alias_vars): Ditto.
4774 (remove_preds_and_fake_succs): New function.
4775 (dump_sa_points_to_info): Dump new stats.
4776 (dump_solution_for_var): Use find.
4777 (set_used_smts): Fix formatting.
4778 (compute_points_to_sets): Updated for new functions.
4779 (ipa_pta_execute): Ditto.
4781 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4782 Richard Sandiford <richard@codesourcery.com>
4784 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4786 * calls.c (expand_call): If the return value is a PARALLEL,
4787 extract its first member.
4788 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4789 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4790 use FUNCTION_EXTRA_EPILOGUE.
4791 (m68k_function_value): Return a PARALLEL if the return value
4792 is of a pointer type.
4793 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4794 (FUNCTION_EXTRA_EPILOGUE): Remove.
4795 * config/m68k/m68k.md (D0_REG): New constant.
4797 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4799 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4800 output a NOP for empty epilogues.
4802 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4804 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4805 before function. Extend register save check to include all
4806 registers, not just integer ones.
4808 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4810 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4811 (m68k_use_return_insn): ...this.
4812 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4813 * config/m68k/m68k.c (use_return_insn): Rename to...
4814 (m68k_use_return_insn): ...this.
4815 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4818 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4820 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4821 nearest even, fix denormal rounding overflow.
4823 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4825 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4826 f%$smove and f%$move.
4827 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4828 (extendsfdf2_cf): Use fdmove instead of f%&move.
4829 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4830 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4832 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4834 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4839 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4840 (coldfire_single_format): Declare.
4841 (coldfire_double_format): Likewise.
4842 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4843 of qnan_msb_set to determine the lower bits of a canonical
4845 (encode_ieee_double): Likewise.
4846 (encode_ieee_quad): Likewise.
4847 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4848 (mips_single_format): Likewise.
4849 (ieee_double_format): Likewise.
4850 (mips_double_format): Likewise.
4851 (ieee_extended_motorola_format): Likewise.
4852 (ieee_extended_intel_96_format): Likewise.
4853 (ieee_extended_intel_128_format): Likewise.
4854 (ieee_extended_intel_96_round_53_format): Likewise.
4855 (ibm_extended_format): Likewise.
4856 (mips_extended_format): Likewise.
4857 (ieee_quad_format): Likewise.
4858 (mips_quad_format): Likewise.
4859 (vax_f_format): Likewise.
4860 (vax_d_format): Likewise.
4861 (vax_g_format): Likewise.
4862 (i370_single_format): Likewise.
4863 (i370_double_format): Likewise.
4864 (decimal_single_format): Likewise.
4865 (decimal_double_format): Likewise.
4866 (decimal_quad_format): Likewise.
4867 (c4x_single_format): Likewise.
4868 (c4x_extended_format): Likewise.
4869 (real_internal_format): Likewise.
4870 (coldfire_single_format): New real_format.
4871 (coldfire_double_format): Likewise.
4872 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4873 canonical_nan_lsbs_set.
4874 (pdp11_d_format): Likewise.
4875 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4876 if TARGET_COLDFIRE_CPU.
4878 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4880 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4881 (output_call, m68k_legitimize_call_address): Declare.
4882 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4883 parenthesees. Add support for a 'W' constraint.
4884 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4885 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4886 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4887 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4889 (override_options): Initialize them. Do not set flag_no_function_cse
4890 for TARGET_ID_SHARED_LIBRARY.
4891 (m68k_output_pic_call): Delete.
4892 (m68k_legitimize_call_address): New function.
4893 (print_operand): Remove the %o prefix. Handle the %p prefix.
4894 (output_call): New function.
4895 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4896 target address from the GOT if symbolic jumps are not allowed.
4897 * config/m68k/m68k.md (call, general_operand): Do not set
4898 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4899 Merge separate flag_pic and !flag_pic define_insns into...
4900 (*call, *call_value): ...these new patterns. Match the address
4901 rather than the containing MEM and require it to be a call_operand.
4902 Use output_call to generate the asm template.
4903 * config/m68k/predicates.md (const_call_operand): New predicate.
4904 (call_operand): Likewise.
4906 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4908 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4909 (STACK_GROWS_DOWNWARD): Define to 1.
4910 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4911 comments, emphasizing that these values are only defaults.
4912 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4913 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4915 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4917 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4919 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4920 Richard Sandiford <richard@codesourcery.com>
4922 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4923 (FP_REGNO_P): New macros.
4924 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4925 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4926 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4927 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4929 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4931 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4932 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4934 * config/m68k/t-floatlib: New file, extracting common code from...
4935 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4936 * config/m68k/t-uclinux: Here.
4937 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4938 routines on ColdFire targets.
4940 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4942 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4943 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4944 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4945 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4946 explicitly set MOTOROLA to 1.
4947 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4950 Nathan Sidwell <nathan@codesourcery.com>
4952 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4953 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4954 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4955 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4956 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4957 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4958 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4959 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4960 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4961 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4962 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4963 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4964 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4965 (DBX_REGISTER_NUMBER): Delete.
4966 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4967 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4968 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4970 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4972 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4973 * config/flat.h: New file.
4974 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4976 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4977 indirect references for -msep-data or -mid-shared-library.
4978 Do not use PC-relative code addresses either.
4979 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4981 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4982 for shared libraries and crt1.o for executables. Use crti.o and
4984 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4985 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4986 Do not add -elf2flt or -shared-lib-id options here.
4987 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4988 Pass -shared-lib-id if -mid-shared-library, taking the library
4989 identifier from -mshared-library-id if given, otherwise
4991 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4992 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4993 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4994 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4995 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4996 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4998 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4999 jump sequence for ISA A and ISA A+.
5000 (PICJUMP): Likewise.
5002 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5004 * config.gcc (m68k-*-uclinux*): Base the port on the common
5005 and m68k GNU/Linux files rather than on the generic ELF ones.
5006 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5007 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5009 2007-01-18 Julian Brown <julian@codesourcery.com>
5010 Richard Sandiford <richard@codesourcery.com>
5012 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5013 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5014 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5016 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5018 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5020 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5022 * doc/install.texi: Document m68k-uclinuxoldabi.
5023 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5024 * config/m68k/uclinux-oldabi.h: New file, copied from
5025 config/m68k/uclinux.h.
5027 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5029 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5030 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5031 (m32r_compute_frame_size): Use unsigned for regno.
5032 (m32r_reload_lr): Use gen_frame_mem.
5034 (m32r_output_function_epilogue): Don't output the function epilogue
5036 (m32r_expand_epilogue): New.
5037 (direct_return): Return false if the function has the interrupt
5039 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5040 * config/m32r/m32r.md (epilogue): New expander.
5041 (return_lr, return_rte): New insns.
5042 (return): Make it expander.
5043 (return_normal): New expander.
5045 2007-01-18 Josh Conner <jconner@apple.com>
5048 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5049 support for UNLE, UNLT, UNGE, and UNGT.
5051 2007-01-18 Jan Hubicka <jh@suse.cz>
5053 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5054 * tree-tailcall (add_virtual_phis): Likewise.
5055 (optimize_tail_call): Return TODOs.
5056 (execute_tail_calls): Return TODOs.
5057 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5058 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5060 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5061 Cleanup cfg using TODO.
5062 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5063 * passes.c (execute_function_todo): When cleanup did something, remove
5065 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5066 (make_edges): Don't cleanup_cfg.
5068 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5070 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5071 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5072 operate on the top of stack.
5073 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5074 register handling of instructions that output to the second
5076 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5077 (move_for_stack_reg): Special-case check for dead destination
5078 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5080 * config/i386/i386.md (UNSPEC_TAN): New constant.
5081 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5082 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5083 to correctly model move of constant 1.0 to top stack slot.
5084 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5085 (unnamed peephole2 pattern): Remove corresponding peephole2
5086 pattern that optimizes tan insn and loading of constant 1.0.
5087 (tanxf2): Use fptanxf4_i387.
5088 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5089 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5090 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5091 disable patterns for SSE math.
5092 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5093 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5095 2007-01-18 Dirk Mueller <dmueller@suse.de>
5096 Richard Guenther <rguenther@suse.de>
5099 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5100 * common.opt (Warray-bounds): Add new warning option.
5101 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5103 * Makefile.in: make tree-vrp.o depend on toplev.h
5104 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5106 (check_array_refs, check_array_bounds, check_array_ref): New.
5108 2007-01-18 Jan Hubicka <jh@suse.cz>
5110 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5111 (execute_ssa_ccp): Return flags conditionally.
5112 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5114 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5116 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5118 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5119 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5121 * Makefile.c (GTFILES): Add cfglayout.h.
5122 * gengtype.c (open_base_files): Likewise.
5123 * cfglayout.c (cfg_layout_function_footer,
5124 cfg_layout_function_header) Reindent to make gengtype happy.
5125 * cfglayout.h (cfg_layout_function_footer,
5126 cfg_layout_function_header): Add GTY(()) marker.
5128 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5130 2007-01-18 Ben Elliston <bje@au.ibm.com>
5132 * genautomata.c (write_automata): Include xstrerror output in the
5133 error message if writing the DFA description file fails.
5135 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5137 * config/mips/mips-protos.h (mips_output_external): Make it
5139 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5140 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5141 (extern_list): Likewise.
5142 (extern_head): Likewise.
5143 (TARGET_ASM_FILE_END): Likewise.
5144 (mips_file_end): Likewise.
5145 (mips_output_external): Rewritten.
5147 2007-01-18 Ben Elliston <bje@au.ibm.com>
5149 * genpreds.c (write_insn_preds_c): Only write out the function
5150 body for regclass_for_constraint if we have register constraints.
5152 2007-01-17 Tom Tromey <tromey@redhat.com>
5154 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5155 * doc/install.texi (Testing): Use sourceware.org.
5156 (Binaries): Likewise.
5157 (Specific): Likewise.
5158 * doc/contrib.texi (Contributors): Use sourceware.org.
5160 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5162 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5163 (AVR_ENHANCED): Rename to ...
5164 (AVR_HAVE_MUL): ... new.
5165 (avr_enhanced_p): Rename to ...
5166 (avr_have_mul_p): ... new.
5167 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5168 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5169 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5170 (avr_have_mul_p): ... new.
5171 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5172 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5173 'avr_enhanced_p' and 'enhanced'.
5174 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5175 AVR_HAVE_MUL instead of AVR_ENHANCED.
5176 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5177 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5178 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5179 instead of AVR_ENHANCED.
5180 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5181 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5182 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5184 2007-01-17 Ian Lance Taylor <iant@google.com>
5186 * vec.h (VEC_reserve_exact): Define.
5187 (vec_gc_p_reserve_exact): Declare.
5188 (vec_gc_o_reserve_exact): Declare.
5189 (vec_heap_p_reserve_exact): Declare.
5190 (vec_heap_o_reserve_exact): Declare.
5191 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5193 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5195 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5196 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5197 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5198 * vec.c (calculate_allocation): Add exact parameter. Change all
5200 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5201 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5202 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5203 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5204 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5205 (vec_heap_p_reserve_exact): New function.
5206 (vec_heap_o_reserve_exact): New function.
5208 2007-01-17 Jan Hubicka <jh@suse.cz>
5210 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5212 2007-01-17 Eric Christopher <echristo@apple.com>
5214 * config.gcc: Support core2 processor.
5216 2007-01-16 Jan Hubicka <jh@suse.cz>
5218 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5219 the names, just unlink the chain so we don't crash on dangling pointers
5222 2007-01-16 Jan Hubicka <jh@suse.cz>
5224 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5225 * tree-pass.h: Reorder to make IPA passes appear toegher.
5226 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5227 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5228 parameters, do not call early inliner.
5229 * ipa-inline.c: Update comments. Include tree-flow.h
5230 (cgraph_decide_inlining): Do not compute inlining parameters.
5231 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5232 be called with function context set up.
5233 (pass_ipa_inline): Remove unreachable functions before pass.
5234 (cgraph_early_inlining): Simplify assuming to be called from the
5236 (pass_early_inline): New pass.
5237 (cgraph_gate_ipa_early_inlining): New gate.
5238 (pass_ipa_early_inline): Turn into simple wrapper.
5239 (compute_inline_parameters): New function.
5240 (gate_inline_passes): New gate.
5241 (pass_inline_parameters): New pass.
5242 (apply_inline): Move here from tree-optimize.c
5243 (pass_apply_inline): New pass.
5244 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5246 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5248 (tree_function_versioning): Do not allocate dummy struct function.
5249 * tree-inline.h (optimize_inline_calls): Update prototype.
5250 * tree-optimize.c (execute_fixup_cfg): Export.
5251 (pass_fixup_cfg): Remove
5252 (tree_rest_of_compilation): Do not apply inlines.
5253 * tree-flow.h (execute_fixup_cfg): Declare.
5254 * Makefile.in (gt-passes.c): New.
5255 * passes.c: Include gt-passes.h
5256 (init_optimization_passes): New passes.
5257 (nnodes, order): New static vars.
5258 (do_per_function_toporder): New function.
5259 (execute_one_pass): Dump current pass here.
5260 (execute_ipa_pass_list): Don't dump current pass here.
5262 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5264 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5265 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5267 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5269 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5270 (strong_alias): Define.
5271 (__gcc_qmul): Provide non-FMA for soft-float.
5277 (__gcc_qunord): New.
5287 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5288 soft-float functions.
5289 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5290 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5291 about long double soft float.
5293 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5294 Tehila Meyzels <tehila@il.ibm.com>
5296 * tree-vectorizer.h (is_pattern_stmt_p): New.
5297 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5298 formatting (tabs instead of spaces). Cleanup and clarify setting
5299 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5300 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5301 (vectorizable_type_demotion): Check that types are integral.
5302 (vectorizable_type_promotion): Likewise.
5303 (vectorizable_store): Fix typo. Eliminate new-line at end of
5306 2007-01-16 Jan Hubicka <jh@suse.cz>
5308 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5311 2007-01-15 Eric Christopher <echristo@apple.com>
5313 * ifcvt.c: Include vec.h, vecprim.h.
5314 (check_cond_move_block): New argument regs.
5315 Reorganize. Add registers used to regs.
5316 (cond_move_process_if_block): Use regs set above as
5319 2007-01-15 Eric Christopher <echristo@apple.com>
5321 * config/darwin.h: Update copyright.
5322 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5323 (LINK_COMMAND_SPEC): Add -u.
5324 (LINK_SPEC): Fix umbrella for above.
5326 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5328 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5331 2007-01-15 Tom Tromey <tromey@redhat.com>
5333 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5334 * doc/install.texi (Testing): Don't mention jacks.
5335 (Configuration): Document --enable-java-maintainer-mode. Move
5336 --with-java-home to libgcj-specific section. Document
5338 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5340 2007-01-15 Jan Hubicka <jh@suse.cz>
5342 * tree-ssa-dce.c (DCE_TODOs): New.
5343 (propagate_necessity): Return if something changed.
5344 (eliminate_unnecessary_stmts): Likewise.
5345 (perform_tree_ssa_dce): Return TODO flags when needed.
5346 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5348 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5350 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5351 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5352 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5353 patterns using X87MODEF12 mode macro. Extend operand 1
5354 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5355 (log10<mode>2): Ditto.
5356 (log2<mode>2): Ditto.
5357 (log1p<mode>2): Ditto.
5358 (logb<mode>2): Ditto.
5359 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5360 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5361 (*fxtractxf3_i387): Rename from *fxtractxf3.
5362 (fxtract_extend<mode>xf3_i387): New insn pattern.
5363 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5364 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5365 and gen_fyl2xxf3_i387().
5367 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5369 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5370 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5371 get_loop_exit_edges. Changed return type to bool.
5372 * cfgloop.h (fix_loop_placement): Declaration removed.
5374 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5376 * param.h (MIN_VECT_LOOP_BOUND): New.
5377 * params.def (MIN_VECT_LOOP_BOUND): New.
5378 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5379 argument - minimum threshold for number of iterations.
5380 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5381 argument to declaration.
5382 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5383 MIN_VECT_LOOP_BOUND.
5384 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5385 slpeel_tree_peel_loop_to_edge with additional argument.
5386 (vect_do_peeling_for_alignment): Likewise.
5387 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5389 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5392 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5395 2007-01-14 Jan Hubicka <jh@suse.cz>
5397 * tree-dfa.c (remove_referenced_var): New function.
5398 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5399 prune referenced vars list too.
5400 * tree-flow.h (remove_referenced_var): Declare.
5402 2007-01-14 Jan Hubicka <jh@suse.cz>
5404 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5406 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5407 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5408 * except.h (verify_eh_throw_table_statements): Kill prototype.
5409 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5410 into call exrepssions.
5411 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5413 * tree-cfg.c: Include pointer-set.h.
5414 (verify_node_sharing): Work on pointer set.
5415 (verify_eh_throw_stmt_node): New.
5416 (verify_stmts): Use pointers sets, verify throw_stmt.
5418 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5420 * ipa-reference.c (analyze_function): Consider also addresses taken
5423 2007-01-12 Roger Sayle <roger@eyesopen.com>
5425 * c-typeck.c (null_pointer_constant_p): Replace use of
5426 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5427 (build_c_cast): Likewise.
5429 2007-01-12 Roger Sayle <roger@eyesopen.com>
5431 * tree.h (force_fit_type_double): Remove unused final argument.
5432 * c-common.c (constant_expression_warning): Replace use of
5433 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5434 (convert_and_check): Likewise.
5435 (shorten_compare): Update call to force_fit_type_double.
5436 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5437 * convert.c (convert_to_pointer): Update call to
5438 force_fit_type_double.
5439 * fold-const.c (force_fit_type_double): Remove overflowed_const
5441 (int_const_binop, fold_convert_const_int_from_int,
5442 fold_convert_const_int_from_real, fold_div_compare,
5443 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5444 fold_abs_const, fold_not_const): Remove the final argument from
5445 calls to force_fit_type_double.
5447 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5449 * configure.ac: Set insn to "nop" for spu-*-* also.
5450 * configure: Regenerate.
5452 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5454 * builtins.def : Add BUILT_IN_FREE.
5456 2007-01-12 Jan Hubicka <jh@suse.cz>
5458 PR tree-optimization/30443
5459 * tree-inline.c (tree_function_versioning): Do not optimize when
5460 cloning for inlining.
5462 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5464 * doc/loop.texi: Document recording of loop exits.
5465 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5466 (update_single_exits_after_duplication,
5467 update_single_exit_for_duplicated_loop,
5468 update_single_exit_for_duplicated_loops): Removed.
5469 (duplicate_loop_to_header_edge): Do not call
5470 update_single_exits_after_duplication and
5471 update_single_exit_for_duplicated_loops.
5472 (loop_version): Do not update single_exit information.
5473 (fix_loop_structure): Use record_loop_exits instead of
5474 mark_single_exit_loops.
5475 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5476 the lists of loop exits.
5477 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5478 split_edge, merge_blocks): Update the lists of loop exits.
5479 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5480 loop_optimizer_init.
5481 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5482 of mark_single_exit_loops.
5483 (loop_optimizer_finalize): Call release_recorded_exits.
5484 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5485 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5486 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5487 update single exit information.
5488 * lambda-code.c (perfect_nestify): Ditto.
5489 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5490 (mark_single_exit_loops): Removed.
5491 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5492 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5493 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5495 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5496 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5497 (verify_loop_structure): Verify consistency of the exit lists.
5498 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5499 (set_single_exit): Removed.
5500 * cfgloop.h (struct loop_exit): New function.
5501 (struct loop): single_exit_ field replaced by exits field.
5502 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5503 (struct loops): Added exits hash.
5504 (mark_single_exit_loops, set_single_exit): Declaration removed.
5505 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5507 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5509 * doc/invoke.texi: Avoid use of @headitem.
5511 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5513 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5515 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5517 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5520 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5521 Richard Sandiford <richard@codesourcery.com>
5523 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5524 * config/m68k/m68k.opt: Resort options.
5525 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5527 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5528 Richard Sandiford <richard@codesourcery.com>
5530 * doc/invoke.texi: Document the macros that are defined by
5531 m68k's -mtune and -mhard-float options.
5532 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5533 (m68k_cpp_cpu_family): Likewise.
5534 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5535 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5536 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5537 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5538 (m68k_cpp_cpu_family): Likewise.
5540 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5542 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5543 macros besides mc68000 as tuning macros. Use a switch statement
5544 to set them and mcpu32.
5546 2007-01-12 Julian Brown <julian@codesourcery.com>
5548 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5549 (TARGET_68040_ONLY): Rename to...
5550 (TARGET_68040): ...this.
5551 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5552 * config/m68k/m68k.md: Likewise.
5554 2007-01-12 Julian Brown <julian@codesourcery.com>
5555 Nathan Sidwell <nathan@codesourcery.com>
5556 Richard Sandiford <richard@codesourcery.com>
5558 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5559 the -mcpu= argument associated with the --with-cpu setting.
5560 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5561 if different from the one implied by the -mcpu setting.
5562 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5563 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5564 * doc/invoke.texi: Mention ColdFire in the introduction to the
5565 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5566 -mno-div and -mhard-float options. Make -m68881 a synonym for
5567 -mhard-float. Document the previously-undocumented -m5206e,
5568 -m528x, -m5307 and -m5407 options. Tweak the existing option
5569 documentation for consistency.
5570 * doc/install.texi: Mention new --with-cpu arguments.
5571 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5572 default CPU if neither -mcpu nor -march are specified.
5573 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5574 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5575 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5576 using m68k_tune to decide between families that implement the
5577 same ISA. Use m68k_tune to set __mcfv4e__.
5578 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5579 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5580 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5581 (FL_ISA_C, FL_ISA_MMU): New macros.
5582 (MASK_COLDFIRE): Delete.
5583 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5584 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5585 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5586 (TARGET_HARD_FLOAT): Do not define here.
5587 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5588 (TUNE_68000): New macro.
5589 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5590 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5591 (TUNE_CFV2): Redefine in terms of m68k_tune.
5592 (uarch_type, target_device, fpu_type): New enums.
5593 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5594 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5595 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5596 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5597 (FL_FOR_isa_c): New macros.
5598 (m68k_isa): New enum.
5599 (m68k_target_selection): New structure.
5600 (all_devices, all_isas, all_microarchs): New tables.
5601 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5602 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5603 (MASK_ALL_CPU_BITS): Delete.
5604 (m68k_find_selection): New function.
5605 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5606 Map the legacy target options to a combination of the new ones.
5607 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5608 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5609 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5611 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5612 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5614 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5615 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5616 * config/m68k/m68k-devices.def: New file.
5618 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5619 Nathan Sidwell <nathan@codesourcery.com>
5621 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5622 (SUBTARGET_EXTRA_SPECS): New macros.
5623 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5624 use %(asm_cpu_spec) instead.
5625 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5626 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5627 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5628 (EXTRA_SPECS): Rename to...
5629 (SUBTARGET_EXTRA_SPECS): ...this.
5631 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5632 Richard Sandiford <richard@codesourcery.com>
5633 Julian Brown <julian@codesourcery.com>
5635 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5636 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5637 to the configuration's default CPU.
5638 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5639 Remove default masks.
5640 (m680[012]0-*-*): Set the default with_cpu to the first part of
5642 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5643 (m68k*-*-linux): Extend the --with-cpu handling to...
5644 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5645 and m68010. Don't set target_cpu_default2.
5646 * doc/install.texi: Document --with-cpu for m68k.
5647 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5648 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5649 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5650 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5651 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5652 (ASM_SPEC): Remove use of %(asm_cpu_default).
5653 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5654 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5655 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5656 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5657 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5658 (TARGET_DEFAULT): Delete.
5659 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5660 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5661 (CPP_CPU_SPEC): Delete.
5662 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5663 the appropriate string.
5664 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5665 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5666 (ASM_SPEC): Don't use %(asm_default_spec).
5667 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5668 TARGET_DEFAULT and add MASK_68881.
5669 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5671 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5673 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5674 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5675 MASK_68010 alongside MASK_68020.
5676 * doc/invoke.texi: Document -m68010.
5677 * config/m68k/m68k.opt (m68010): New.
5678 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5680 (TUNE_68010): New macro.
5681 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5682 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5683 (M68K_CPU_m68332): Add MASK_68010.
5684 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5685 fallback definition.
5686 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5688 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5689 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5690 to all entries that use MASK_68020.
5691 (output_move_simode_const, output_move_himode, output_move_qimode)
5692 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5693 instead of TARGET_68020 to select clr behavior. Remove comment
5694 about there being no TARGET_68010.
5695 * config/m68k/m68k.md: Likewise throughout.
5697 2007-01-12 Julian Brown <julian@codesourcery.com>
5699 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5700 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5701 * config/m68k/m68k.md: Likewise.
5703 2007-01-12 Julian Brown <julian@codesourcery.com>
5705 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5706 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5708 2007-01-12 Julian Brown <julian@codesourcery.com>
5710 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5711 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5712 * config/m68k/m68k.md: Likewise.
5714 2007-01-12 Julian Brown <julian@codesourcery.com>
5715 Richard Sandiford <richard@codesourcery.com>
5717 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5718 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5719 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5721 (TARGET_CPU32): Rename to...
5722 (TUNE_CPU32): ...this.
5723 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5724 (TUNE_CFV2): New macros.
5725 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5726 remove conditions that are implied by TARGET_68020.
5727 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5728 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5729 (m68k_output_function_epilogue): Likewise.
5730 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5731 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5732 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5733 non-68000 timings. Refactor multiplication and division costs.
5734 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5735 TUNE_CPU32 instead of TARGET_CPU32.
5736 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5737 and TUNE_68060 instead of TARGET_68060.
5738 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5739 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5741 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5742 && !TARGET_COLDFIRE" to choose between moveq and clr.
5743 Likewise in the unnamed movsf pattern.
5744 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5745 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5748 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5750 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5751 of tabbing before backslashes.
5753 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5755 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5756 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5757 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5759 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5761 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5762 find_interesting_uses_cond.
5763 (find_interesting_uses_cond): Use extract_cond_operands.
5764 (rewrite_use_compare): Use extract_cond_operands and
5765 force_gimple_operand_bsi. Do not call update_stmt.
5766 (determine_use_iv_cost_condition): Use extract_cond_operands.
5767 Return cheaper of using original bound and changing the exit bound.
5769 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5771 PR tree-optimization/29516
5772 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5773 most_expensive_mult_to_index, addr_to_parts,
5774 create_mem_ref, maybe_fold_tmr): Make the type of
5775 fields of TARGET_MEM_REF sizetype.
5776 (move_fixed_address_to_symbol, move_pointer_to_base):
5778 * tree.def (TARGET_MEM_REF): Add comment on types of
5781 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5783 * c-common.c (vector_types_convertible_p): Treat opaque types as
5784 always convertible if they have the same size, but not otherwise.
5786 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5788 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5789 Remove the b_unconditional field.
5790 (noce_try_sign_mask): Do not look at b_unconditional.
5791 (noce_process_if_block): Do not use merge_if_blocks. Update
5792 the CFG here. Do not set b_unconditional.
5793 (cond_move_process_if_block): Likewise.
5794 (find_cond_trap): Likewise.
5795 (check_cond_move_block): Require simple jump insns at the end
5798 2007-01-11 Jan Hubicka <jh@suse.cz>
5800 PR tree-optimization/1046
5801 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5802 when alias info is not ready.
5803 (pass_tail_recursion): Do not require aliasing.
5804 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5805 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5806 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5807 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5808 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5809 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5810 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5812 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5813 When aliasing is not build, mark statement as volatile.
5815 2007-01-11 Tom Tromey <tromey@redhat.com>
5817 PR preprocessor/15185, PR preprocessor/20989:
5818 * doc/cppopts.texi <-MT>: Update description of algorithm for
5819 computing default target.
5820 <-M, -MD>: Reword "basename" text.
5822 2007-01-11 Roger Sayle <roger@eyesopen.com>
5824 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5825 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5826 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5827 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5828 fold_builtin_bswap, real_constp, fold_builtin_pow,
5829 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5830 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5831 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5832 * convert.c (convert_to_pointer): Likewise.
5833 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5834 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5835 const_binop, fold_convert_const_int_from_int,
5836 fold_convert_const_int_from_real,
5837 fold_convert_const_real_from_real, sign_bit_p,
5838 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5839 fold_sign_changed_comparison, fold_unary, fold_comparison,
5840 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5841 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5842 * print-tree.c (print_node_brief, print_node): Likewise.
5843 * stor-layout.c (place_field, layout_type): Likewise.
5844 * tree-chrec.c (keep_cast): Likewise.
5845 * tree.c (build_vector, build_real, build_real_from_int_cst,
5846 build_complex): Likewise.
5848 2007-01-11 Roger Sayle <roger@eyesopen.com>
5850 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5851 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5853 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5855 * configure.ac (strict1_warn): Rename to strict_warn.
5856 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5857 cc_set_by_configure, quoted_cc_set_by_configure,
5858 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5859 all_boot_languages, all_stagestuff): Remove.
5860 (target_list): Remove bootstrap targets.
5861 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5862 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5863 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5864 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5865 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5866 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5867 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5868 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5869 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5870 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5871 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5872 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5873 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5874 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5875 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5876 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5877 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5878 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5879 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5880 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5881 (mostlyclean): Adjust.
5882 (clean, distclean): Don't mention bootstrap stuff.
5883 * configure: Regenerate.
5884 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5885 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5886 treelang/config-lang.in (stagestuff): Remove.
5887 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5888 stageprofile, stagefeedback, stagestuff): Remove mention.
5890 2007-01-11 Nick Clifton <nickc@redhat.com>
5892 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5894 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5895 (mcore_arith_K_S_operand): Run the test for the S constraint not
5896 the test for the M constraint.
5897 (mcore_addsub_operand): Do not accept integer values that are
5898 larger than 32 bits.
5899 * config/mcore/mcore.md: Remove unused constraints from split.
5900 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5902 (allocate_stack): Likewise.
5903 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5904 operands to 32 bits.
5905 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5907 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5908 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5909 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5910 mcore_output_bclri, mcore_output_andn, output_inline_const,
5911 mcore_output_move, mcore_output_movedouble): Likewise.
5912 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5913 (output_inline_const): Likewise.
5914 (output_inline_const): Fix format strings used in sprintf
5916 * config/mcore/mcore-protos.h: Update prototypes for changed
5917 functions in mcore.c.
5918 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5919 HOST_WIDE_INT and not int.
5920 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5921 CONST_OK_FOR_N): Likewise.
5922 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5923 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5926 2007-01-10 Jan Hubicka <jh@suse.cz>
5928 * tree-vrp.c (remove_range_assertions): Release defs.
5929 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5930 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5932 2007-01-10 Paul Brook <paul@codesourcery.com>
5934 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5935 * config/arm/arm.md (mulsi3subsi): New insn.
5937 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5939 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5940 (tree_transform_and_unroll_loop): New.
5941 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5944 2007-01-10 Robert Kennedy <jimbob@google.com>
5946 * fold-const.c (fold_comparison): Fold comparisons like (x *
5947 1000 < 0) to (x < 0).
5949 2007-01-10 Ian Lance Taylor <iant@google.com>
5951 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5952 operands have the same priority.
5954 2007-01-10 Tom Tromey <tromey@redhat.com>
5956 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5957 (fold_binary): Likewise.
5958 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5959 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5960 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5961 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5962 * langhooks.h (struct lang_hooks): Removed field
5963 'can_use_bit_fields_p'.
5965 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5967 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5969 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5971 * function.c (get_last_funcdef_no): New function.
5972 * function.h (get_last_funcdef_no): Declare.
5973 * tree-inline.c (initialize_cfun): Add initialization.
5974 (tree_function_versioning): Cleanup.
5976 2007-01-10 Jan Hubicka <jh@suse.cz>
5978 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5981 2007-01-10 Sa Liu <saliu@de.ibm.com>
5982 Ben Elliston <bje@au.ibm.com>
5984 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5985 for SAVE_NONLOCAL and Pmode for any other save level.
5986 * spu-protos.h (spu_restore_stack_block): Declare.
5987 * spu.md (save_stack_block): Remove.
5988 (restore_stack_block): Call spu_restore_stack_block.
5989 * spu.c (spu_restore_stack_block): New function.
5990 (spu_expand_epilogue): Remove old comment.
5992 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5994 PR tree-optimization/30322
5995 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5996 (cand_value_at): Return the value as aff_tree.
5997 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5998 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5999 aff_combination_mult): New functions.
6000 (aff_combination_add): Use aff_combination_add_cst.
6001 (aff_combination_convert): Allow conversions to a wider type.
6002 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6003 * tree-affine.h (aff_combination_mult): Declare.
6005 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6007 * doc/tm.texi: Update documentation to reflect reality of exec
6008 and start file search behaviours. Update copyright year.
6009 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6010 header file directories.
6012 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6014 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6015 (*cosxf2): Rename to cosxf2_i387.
6016 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6017 using X87MODEF12 mode macro. Rename patterns to
6018 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6020 (*cosdf2, *cossf2): Ditto.
6021 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6022 to match extended input operands.
6023 (sincos<mode>3): New expander.
6024 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6025 insn patterns and corresponding splitters.
6027 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6029 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6030 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6032 2007-01-09 Nicolas Pitre <nico@cam.org>
6035 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6037 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6039 * target.h (struct gcc_target): New field library_rtti_comdat.
6040 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6041 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6042 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6043 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6045 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6047 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6049 2007-01-08 Richard Guenther <rguenther@suse.de>
6051 * tree.h (force_fit_type_double): Export.
6052 (force_fit_type): Remove.
6053 * fold-const.c (force_fit_type_double): New function.
6054 (force_fit_type): Remove.
6055 (int_const_binop): Use it.
6056 (fold_convert_const_int_from_int): Likewise.
6057 (fold_convert_const_int_from_real): Likewise.
6058 (fold_div_compare): Likewise.
6059 (fold_sign_changed_comparison): Likewise.
6060 (fold_unary): Likewise.
6061 (fold_negate_const): Likewise.
6062 (fold_abs_const): Likewise.
6063 (fold_not_const): Likewise.
6064 * c-common.c (shorten_compare): Use force_fit_type_double.
6065 * convert.c (convert_to_pointer): Likewise.
6067 2007-01-08 Richard Guenther <rguenther@suse.de>
6069 * tree.h (build_int_cst_wide_type): Export.
6070 * tree.c (build_int_cst_wide_type): New function.
6071 (build_int_cst_wide): Fix comment.
6072 * builtins.c (fold_builtin_object_size): Use build_int_cst
6073 to build -1 or 0 of the correct type. Use fit_double_type
6074 to check for overflow.
6075 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6077 (decode_field_reference): Likewise.
6078 (all_ones_mask_p): Likewise.
6079 (native_interpret_int): Use build_int_cst_wide_type.
6080 (fold_binary): Use build_int_cst_type to build an all-ones
6082 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6084 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6086 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6088 2007-01-09 Ben Elliston <bje@au.ibm.com>
6090 * genautomata.c (STATS_OPTION): New option.
6091 (stats_flag): New flag.
6092 (gen_automata_option): Handle it.
6093 (initiate_automaton_gen): Ditto.
6094 (write_automata): Output statistics only if stats_flag is
6095 set. Likewise, output time statistics only if time_flag is set.
6096 * doc/md.texi (Processor pipeline description): Document new flag.
6098 2007-01-08 Richard Guenther <rguenther@suse.de>
6100 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6101 * tree.c (build_int_cst_type): Likewise.
6102 (size_in_bytes): Don't call force_fit_type on the result.
6103 (int_fits_type_p): Use fit_double_type.
6104 * fold-const.c (fit_double_type): New function.
6105 (force_fit_type): Use it.
6106 * tree.h (fit_double_type): Export.
6108 2007-01-08 Jan Hubicka <jh@suse.cz>
6110 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6111 * ipa.c (function_and_variable_visibility): Fix return type.
6113 2007-01-08 Richard Guenther <rguenther@suse.de>
6115 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6116 of offset to build the index.
6117 * tree-pretty-print.c (dump_generic_node): Don't build negated
6118 const just for printing.
6119 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6120 * builtins.c (fold_builtin_int_roundingfn): Check if result
6121 fits the type by using force_fit_type and comparing the result.
6122 * predict.c (predict_loops): Use compare_tree_int for comparison.
6123 * tree.c (build_int_cst): Fall back to integer_type_node for
6125 (build_int_cst_wide): Assert type is non-null.
6127 2007-01-08 Roberto Costa <roberto.costa@st.com>
6129 * tree-vrp.c (extract_range_from_cond_expr): New.
6130 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6131 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6133 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6134 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6135 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6136 used as expressions.
6137 * tree-object-size.c (cond_expr_object_size): New.
6138 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6140 2007-01-08 Jan Hubicka <jh@suse.cz>
6142 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6143 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6146 2007-01-08 Richard Guenther <rguenther@suse.de>
6148 PR tree-optimization/23603
6149 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6150 (extract_range_from_binary): Fall back to truthvalue instead of
6151 varying for TRUTH_*_EXPR.
6152 (extract_range_from_comparison): Fall back to truthvalue instead of
6154 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6155 if all visited PHI values were constant.
6157 2007-01-08 Jan Hubicka <jh@suse.cz>
6159 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6160 (cgraph_analyze_function): break out from ...
6161 (cgraph_finalize_compilation_unit): ... here.
6162 (cgraph_expand_function): Remove forgoten commented out line.
6163 (cgraph_optimize): Analyze functions.
6165 2007-01-08 Jan Hubicka <jh@suse.cz>
6167 * tree-pas.h (TODO_remove_function): New flag.
6168 (TODO_update*): Renumber.
6169 (pass_ipa_increase_alignment,
6170 pass_ipa_function_and_variable_visibility): New passes.
6171 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6172 (cgraph_function_and_variable_visibility): Move to ipa.c
6173 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6174 cgraph_increase_alignment.
6175 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6176 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6177 calling tree-inline.
6178 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6179 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6180 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6181 (gate_increase_alignment): New function.
6182 (pass_ipa_increase_alignment): New pass.
6183 * ipa.c: Inline tree-pass.h and timevar.h
6184 (function_and_variable_visibility): Move here from cgraphunit.c
6185 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6186 * passes.c (init_optimization_passes): Add the two new passes.
6187 (execute_todo): Handle cgraph_remove_functions.
6189 2007-01-08 Nick Clifton <nickc@redhat.com>
6191 * config/frv/predicates.md (reg_or_0_operand): Accept
6194 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6196 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6197 * config.gcc: Add bfin*-rtems*.
6199 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6201 * c.opt: Add -flax-vector-conversions.
6202 * c-typeck.c (convert_for_assignment): Pass flag to
6203 vector_types_convertible_p to allow emission of note.
6204 (digest_init): Likewise.
6205 * c-opts.c: Handle -flax-vector-conversions.
6206 * c-common.c (flag_lax_vector_conversions): New.
6207 (vector_types_convertible_p): Unless -flax-vector conversions
6208 has been passed, disallow conversions between vectors with
6209 differing numbers of subparts and/or element types. If such
6210 a conversion is disallowed, possibly emit a note on the first
6211 occasion only to inform the user of -flax-vector-conversions.
6212 The new last argument specifies this.
6213 * c-common.h (flag_lax_vector_conversions): New.
6214 (vector_types_convertible_p): Add extra argument.
6215 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6216 char_type_node for V*QI type vectors.
6217 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6218 Update to satisfy new typechecking rules.
6219 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6221 * doc/invoke.texi (C Dialect Options): Document
6222 -flax-vector-conversions.
6224 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6226 PR tree-optimization/29877
6227 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6228 a register variable on the RHS to not be replaceable.
6230 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6231 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6232 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6233 const_simm15, const_pow2, const_npow2): Added.
6234 * config/score/misc.md (insv, extv, extzv, movmemsi,
6235 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6236 * config/score/score.c (score_address_cost, score_select_cc_mode):
6238 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6239 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6240 Update score_print_operand.
6241 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6242 Adjust register allocate order and update some macro define.
6243 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6244 mdx_block_move_straight, mdx_block_move_loop_head,
6245 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6246 mdx_block_move): Added.
6247 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6248 mdp_limm): Updated and fix some bug and typo.
6249 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6250 (movsf, movdf, doloop_end): Added.
6252 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6254 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6255 config/arm/thumb2.md: Fix comment typos.
6256 * doc/extend.texi: Fix a typo.
6258 2007-01-07 Eric Christopher <echristo@apple.com>
6260 * configure.ac: Check for __stack_chk_fail for darwin.
6261 * configure: Regenerate.
6263 2007-01-07 Richard Guenther <rguenther@suse.de>
6265 * tree-vrp.c (extract_range_from_assert): CSE calls to
6266 compare_values where possible.
6267 (extract_range_from_unary_expr): Likewise.
6269 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6271 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6272 * config/avr/avr.c (call_insn_operand): Delete function.
6273 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6274 instead of register number. Use predicates.
6275 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6276 call_insn_operand): Add.
6278 2007-01-06 Jan Hubicka <jh@suse.cz>
6280 * tree-pass.h (pass_build_cgraph_edges): Declare.
6281 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6282 (visited_nodes): Remove.
6283 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6284 build_cgrpah_edges; make visited_nodes local.
6285 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6286 (record_references_in_initializer): Move to cgraphbuild.c
6287 (initialize_inline_failed, rebuild_cgraph_edges,
6288 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6289 (verify_cgraph_node): Make visited_nodes local.
6290 (cgraph_analyze_function): Do not call cgraph_create_edges and
6291 initialize_inline_failed.
6292 (cgraph_expand_function): Do not call cgraph_lower_function;
6293 assert that function is already lowered.
6294 * Makefile.in (cgraphbuild.o): New.
6295 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6296 at the end of lowering passes.
6298 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6300 * ifcvt.c (cond_move_convert_if_block): New function, code
6301 factored out from...
6302 (cond_move_process_if_block): ...here. Call the new function
6303 on the THEN and ELSE blocks.
6304 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6305 already takes care of this.
6307 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6310 * tree.h (TREE_OVERFLOW_P): New.
6311 * c-typeck.c (parser_build_unary_op): Warn only if result
6312 overflowed and operands did not.
6313 (parser_build_binary_op): Likewise.
6314 (convert_for_assignment): Remove redundant overflow_warning.
6315 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6317 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6319 * c-typeck.c (store_init_value): Split over two lines to follow
6320 the GNU coding style.
6322 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6324 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6325 __GXX_EXPERIMENTAL_CXX0X__.
6326 * doc/cpp.texi: Same.
6328 2007-01-05 Richard Guenther <rguenther@suse.de>
6331 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6332 with mismatched types. Instead explicitly build a
6333 conversion NOP_EXPR.
6335 2007-01-05 Ian Lance Taylor <iant@google.com>
6337 * c-common.c (decl_with_nonnull_addr_p): New function.
6338 (c_common_truthvalue_conversion): Call it.
6339 * c-typeck.c (build_binary_op): Likewise.
6340 * c-common.h (decl_with_nonnull_addr_p): Declare.
6342 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6345 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6348 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6350 * doc/install.texi (Final install): Document the fact that
6351 the GNAT runtime should not be stripped.
6353 2007-01-04 Jan Hubicka <jh@suse.cz>
6355 * tree-inline.c (fold_marked_statements): Update operand caches
6356 and EH after folding
6358 2007-01-04 Ian Lance Taylor <iant@google.com>
6360 * c-common.c (check_function_nonnull): Whitespace fix.
6362 2007-01-04 Jan Hubicka <jh@suse.cz>
6364 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6365 comitted older version of patch.
6366 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6367 function, celanup cfg and collect garbage.
6369 2007-01-04 Mike Stump <mrs@apple.com>
6371 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6374 2007-01-04 Eric Christopher <echristo@apple.com>
6376 * libgcc2.c (__bswapsi2): Use SItype.
6377 (__bswapdi2): Use DItype.
6378 * libgcc2.h: Update for above.
6380 2007-01-04 Paul Brook <paul@codesourcery.com>
6382 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6383 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6384 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6385 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6386 umulsi3_highpart): Make conditional on !arm_arch6.
6387 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6388 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6389 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6390 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6391 umulsi3_highpart_v6): New insns.
6393 2007-01-04 Roger Sayle <roger@eyesopen.com>
6395 * fold-const.c (fold_convert): When casting an expression to void,
6396 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6397 have a type. Instead of attempting to build a NOP_EXPR, return
6398 these "special" trees directly.
6400 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6402 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6403 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6404 rs6000_cost->fp not 0 as adjustment for outer NEG.
6406 2007-01-04 Jan Hubicka <jh@suse.cz>
6408 * cgraph.c (cgraph_release_function_body): New function.
6409 (cgraph_remove_node): Use it.
6410 * cgraph.h (cgraph_release_function_body): Declare.
6411 * cgraphunit.c (cgraph_expand_function): Use it.
6412 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6413 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6414 is initialized and while compilation of other function is running.
6415 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6416 statement CFG annotations from here to ...
6417 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6419 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6421 * cfgloop.h (enum li_flags): Make the constants powers of two.
6423 2007-01-04 Jan Hubicka <jh@suse.cz>
6425 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6427 (fold_marked_statements): New function.
6428 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6429 * tree-inline.h (copy_body_data): Add statements_to_fold.
6431 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6433 * config.gcc: Mention libgcc/config.host.
6434 * Makefile.in: Update comments mentioning libgcc.
6435 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6436 (all.cross, start.encap, rest.encap, rest.cross): Update
6437 dependencies for libgcc move.
6438 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6439 (clean-target, clean-target-libgcc): Delete.
6440 (srcdirify, GCC_EXTRA_PARTS): New macros.
6441 (libgcc-support, libgcc.mvars): New rules.
6442 (distclean): Remove mention of mklibgcc.
6443 (install): Don't reference INSTALL_LIBGCC.
6444 (install-common): Don't reference EXTRA_PARTS.
6445 (install-libgcc, install-multilib): Delete rules.
6446 * mklibgcc.in: Delete file.
6447 * doc/configfiles.texi: Don't mention mklibgcc.
6449 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6450 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6451 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6452 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6453 (mklibgcc, ldblspecs): Likewise.
6455 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6456 (posixpre.def): Use $(T).
6457 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6458 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6459 (SHLIB_LINK): Make dummy.
6460 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6462 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6464 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6465 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6466 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6467 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6469 * configure.ac (all_outputs): Remove mklibgcc.
6470 * configure: Regenerated.
6472 2007-01-03 Josh Conner <jconner@apple.com>
6475 * calls.c (compute_argument_addresses): Set stack and stack_slot
6476 for partial args, too.
6477 (store_one_arg): Use locate.size.constant for the size when
6478 generating a save_area.
6480 2007-01-03 Robert Kennedy <jimbob@google.com>
6482 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6483 whose definitions are deleted due to basic block merging.
6485 2007-01-03 Paul Brook <paul@codesourcery.com>
6488 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6490 (use_return_insn): Return 0 for Thumb interrupt functions.
6491 (print_multi_reg): Add rfe argument for IRQ returns.
6492 (arm_output_epilogue): Pop interrupt return address directly into PC.
6493 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6495 2007-01-03 Paul Brook <paul@codesourcery.com>
6497 Merge from sourcerygxx-4_1.
6498 * config/arm/thumb2.md: New file.
6499 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6501 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6502 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6503 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6504 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6506 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6507 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6509 * config/arm/ieee754-sf.S: Ditto.
6510 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6511 (thumb1_base_register_rtx_p): ... to this.
6512 (thumb_index_register_rtx_p): Rename...
6513 (thumb1_index_register_rtx_p): ... to this.
6514 (thumb_output_function_prologue): Rename...
6515 (thumb1_output_function_prologue): ... to this.
6516 (thumb_legitimate_address_p): Rename...
6517 (thumb1_legitimate_address_p): ... to this.
6518 (thumb_rtx_costs): Rename...
6519 (thumb1_rtx_costs): ... to this.
6520 (thumb_compute_save_reg_mask): Rename...
6521 (thumb1_compute_save_reg_mask): ... to this.
6522 (thumb_final_prescan_insn): Rename...
6523 (thumb1_final_prescan_insn): ... to this.
6524 (thumb_expand_epilogue): Rename...
6525 (thumb1_expand_epilogue): ... to this.
6526 (arm_unwind_emit_stm): Rename...
6527 (arm_unwind_emit_sequence): ... to this.
6528 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6529 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6530 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6531 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6532 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6533 thumb2_output_casesi): New functions.
6534 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6535 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6536 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6537 THUMB2_WORK_REGS): Define.
6538 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6539 arm_condexec_mask, arm_condexec_masklen)): New variables.
6540 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6541 (arm_override_options): Check new CPU capabilities.
6542 Set new architecture flag variables.
6543 (arm_isr_value): Handle v7m interrupt functions.
6544 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6546 (const_ok_for_arm): Handle Thumb-2 constants.
6547 (arm_gen_constant): Ditto. Use movw when available.
6548 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6550 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6551 (thumb_find_work_register, arm_load_pic_register,
6552 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6553 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6554 print_multi_reg, output_mov_long_double_fpa_from_arm,
6555 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6556 output_mov_double_fpa_from_arm, output_move_double,
6557 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6558 output_return_instruction, arm_output_function_prologue,
6559 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6560 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6561 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6562 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6563 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6564 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6566 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6567 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6568 (arm_file_start): Output directive for unified syntax.
6569 (arm_unwind_emit_set): Handle stack alignment instruction.
6570 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6571 Add v6t2, v7, v7a, v7r and v7m.
6572 (RETLDM): Add Thumb-2 code.
6573 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6574 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6575 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6576 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6577 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6578 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6579 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6580 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6581 ADJUST_INSN_LENGTH): Define.
6582 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6583 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6584 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6585 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6586 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6587 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6588 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6589 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6590 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6591 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6592 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6593 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6594 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6595 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6596 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6597 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6598 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6600 * config/arm/arm-tune.md: Regenerate.
6601 * config/arm/arm-protos.h: Update prototypes.
6602 * config/arm/vfp.md: Enable patterns for Thumb-2.
6603 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6604 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6605 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6606 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6607 * config/arm/libunwind.S: Add Thumb-2 code.
6608 * config/arm/constraints.md: Update include Thumb-2.
6609 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6610 * config/arm/ieee754-df.S: Ditto.
6611 * config/arm/bpabi.S: Ditto.
6612 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6613 * config/arm/predicates.md (low_register_operand,
6614 low_reg_or_int_operand, thumb_16bit_operator): New.
6615 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6616 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6617 * config/arm/t-arm-elf: Add armv7 multilib.
6618 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6620 (UNSPEC_STACK_ALIGN, ce_count): New.
6621 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6622 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6624 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6625 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6626 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6627 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6628 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6629 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6631 * doc/extend.texi: Document ARMv7-M interrupt functions.
6632 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6634 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6636 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6637 (struct _Unwind_Context): Rename args_size to flags, remove
6638 signal_frame field, add a new args_size field and version field.
6639 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6640 _Unwind_IsExtendedContext): New inline functions.
6641 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6642 Assume by_value array is only present if _Unwind_IsExtendedContext.
6643 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6644 _Unwind_IsSignalFrame.
6645 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6646 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6647 (uw_init_context_1): Initialize context->flags to
6648 EXTENDED_CONTEXT_BIT.
6649 * config/rs6000/linux-unwind.h (frob_update_context): Use
6650 _Unwind_SetSignalFrame.
6652 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6655 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6656 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6659 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6661 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6662 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6663 RET, AT_SP): Remove.
6664 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6667 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6668 * cfgbuild.c (find_basic_blocks): Likewise.
6669 * cfgrtl.c (rtl_create_basic_block): Likewise.
6670 * function.c (temp_slots_at_level): Likewise.
6671 * reg-stack.c (stack_regs_mentioned): Likewise.
6672 * regclass.c (allocate_reg_info): Likewise.
6673 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6674 set_bb_for_stmt, move_block_to_fn): Likewise.
6675 * tree-complex.c (tree_lower_complex): Likewise.
6676 * vec.h (VEC_safe_grow_cleared): New.
6678 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6680 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6682 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6683 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6685 * cfgloopmanip.c (scale_loop_frequencies): Export.
6686 (loopify): Scale the frequencies by prescribed coefficients.
6687 (set_zero_probability): New function.
6688 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6689 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6690 and frequencies according to arguments.
6691 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6693 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6694 * modulo-sched.c (sms_schedule): Set probabilities for entering
6695 versioned loop correctly.
6696 * tree-vect-transform.c (vect_transform_loop): Ditto.
6697 * cfgloop.h (loopify, loop_version): Declaration changed.
6698 (scale_loop_frequencies): Declared.
6700 2007-01-02 Jan Hubicka <jh@suse.cz>
6702 * cgraph.c: Include tree-flow.h
6703 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6705 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6706 * tree-pass.h (pass_all_early_optimizations): Declare.
6707 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6709 (cgraph_analyze_function): Do early_local_passes.
6710 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6711 Do not add referenced vars.
6712 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6714 (gate_all_early_local_passes): New gate.
6715 (pass_early_local_passes): Use new gate.
6716 (execute_early_local_optimizations): New functions.
6717 (gate_all_early_optimizations): New gate.
6718 (pass_all_early_optimizations): New pass.
6719 (execute_free_datastructures): Free SSA only when initialized.
6720 (gate_init_datastructures): Init only when optimizing.
6721 (tree_lowering_passes): Do early local passes when called late.
6722 * tree-profile.c (do_tree_profiling): Don't profile functions added
6724 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6725 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6727 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6728 during early_local_passes.
6729 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6732 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6734 * Makefile.in: Update copyright year.
6736 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6738 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6739 in $(lang_checks) and check-consistency targets.
6741 2007-01-02 Jan Hubicka <jh@suse.cz>
6743 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6744 Do not add referenced vars.
6745 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6747 * passes.c (init_optimization_passes): Put mudflap_2 after
6748 free_datastructures.
6750 2007-01-02 Jan Hubicka <jh@suse.cz>
6752 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6753 Set NOTHROW flag on call statements proved to be nothrow.
6754 Update statement of local calls so new pure/const functions are
6755 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6757 (tree_rest_of_compilation): Register hooks and initialize bitmap
6758 early. Do not set after_inlining flag.
6760 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6762 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6763 HOST_BITS_PER_LONGLONG
6765 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6768 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6769 warning for non-static initializers.
6771 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6773 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6774 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6775 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6776 Always use set_unique_reg_note to add REG_EQUAL notes.
6778 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6781 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6783 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6784 * cfgbuild.c (find_basic_blocks): Likewise.
6785 * cfgrtl.c (rtl_create_basic_block): Likewise.
6786 * function.c (temp_slots_at_level): Likewise.
6787 * reg-stack.c (stack_regs_mentioned): Likewise.
6788 * regclass.c (allocate_reg_info): Likewise.
6789 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6790 set_bb_for_stmt, move_block_to_fn): Likewise.
6791 * tree-complex.c (tree_lower_complex): Likewise.
6792 * vec.h (VEC_safe_grow_cleared): New.
6794 2007-01-02 Ian Lance Taylor <iant@google.com>
6796 * c-common.c (c_common_truthvalue_conversion): When warning about
6797 using an assignment as a truth value, set TREE_NO_WARNING.
6799 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6802 * c.opt (Wold-style-declaration): New.
6803 * doc/invoke.texi (C-only Warning Options): New.
6804 (Wold-style-declaration): Document it.
6805 (Wextra): Enabled by -Wextra.
6806 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6807 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6808 -Wold-style-declaration.
6810 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6812 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6813 * cfgbuild.c (find_basic_blocks): Likewise.
6814 * cfgrtl.c (rtl_create_basic_block): Likewise.
6815 * function.c (temp_slots_at_level): Likewise.
6816 * reg-stack.c (stack_regs_mentioned): Likewise.
6817 * regclass.c (allocate_reg_info): Likewise.
6818 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6819 set_bb_for_stmt, move_block_to_fn): Likewise.
6820 * tree-complex.c (tree_lower_complex): Likewise.
6821 * vec.h (VEC_safe_grow_cleared): New.
6823 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6825 * c-common.c (c_common_nodes_and_builtins): Since variants of
6826 void_type_node get built before it is given a name, we need to
6827 give those variants the name, too.
6828 (complete_array_type): We need to work with the canonical main
6829 type of the array, from which we will build the qualified version.
6830 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6831 * print-tree.c (print_node): Display canonical type information
6833 * stor-layout.c (layout_type): When we don't know the
6834 alignment of a type for which we're building an array, we end up
6835 guessing wrong, so make the type require structural equality.
6836 * tree.c (make_node_stat): When we build a new type, it is its
6838 (build_type_attribute_qual_variant): When building an attribute
6839 variant, its canonical type is the non-attribute variant. However,
6840 if the attributes are target-dependent and they differ, we need to
6841 use structural equality checks for this type.
6842 (build_qualified_type): A qualified type is not equivalent to its
6843 unqualified variant; set the canonical type appropriately.
6844 (build_distinct_type_copy): When building a distinct type from
6845 another type, the new type is its own canonical type.
6846 (build_variant_type_copy): When building a new type variant, we
6847 assume that it is equivalent to the original type.
6848 (build_pointer_type_for_mode): When building a pointer type, also
6849 build a canonical type pointer.
6850 (build_reference_type_for_mode): When building a reference type,
6851 also build a canonical type reference.
6852 (build_index_type): When we can't hash an index type (e.g.,
6853 because its maximum value is negative), the index type requires
6854 structural equality tests.
6855 (build_array_type): Build the canonical form of an array type.
6856 (build_function_type): Function types require structural equality,
6857 because they contain default arguments, attributes, etc.
6858 (build_method_type_directly): Ditto for method types.
6859 (build_offset_type): Build the canonical offset type.
6860 (build_complex_type): Build the canonical vector type.
6861 (make_vector_type): Build the canonical vector type.
6862 * tree.h (TYPE_CANONICAL): New.
6863 (TYPE_STRUCTURAL_EQUALITY_P): New.
6864 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6865 (struct tree_type): Added "canonical" field.
6866 * params.h (VERIFY_CANONICAL_TYPES): New.
6867 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6868 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6869 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6870 * doc/invoke.texi (verify-canonical-types): Document --param
6871 parameter for verifying canonical types.
6873 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6875 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6876 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6877 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6878 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6880 * config/rs6000/e500.h: New.
6881 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6882 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6884 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6885 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6886 TARGET_E500_DOUBLE): Remove.
6887 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6888 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6889 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6890 * config/rs6000/rs6000.c (rs6000_override_options): Use
6893 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6895 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6896 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6897 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6898 rs6000_emit_cmove): Don't check TARGET_E500.
6899 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6900 sordered): Don't check TARGET_E500.
6902 2007-01-01 Eric Christopher <echristo@apple.com>
6904 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6905 HARD_REGISTER_NUM_P.
6907 2007-01-01 Roger Sayle <roger@eyesopen.com>
6909 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6910 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6911 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6914 2007-01-01 Mike Stump <mrs@apple.com>
6916 * configure.ac: Remove support for building with Apple's gcc-3.1.
6918 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6921 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6922 REG is a hard register. Do not modify REG before calling
6924 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6925 multiple of the size of YMODE for certain lowpart cases.
6927 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6930 * gimplify (voidify_wrapper_expr): Update for
6933 2007-01-01 Andreas Schwab <schwab@suse.de>
6936 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6937 save of BR0 in extra_spill_size instead of spill_size.
6938 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6940 (ia64_expand_epilogue): Restore BR0 from its new location.
6942 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6944 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6945 Use a temporary variable if the left hand side is not a gimple
6948 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6950 * gimplify.c (gimplify_return_expr): Make the temporary variable
6951 for the return expression, a gimple register variable.
6953 2007-01-01 Jan Hubicka <jh@suse.cz>
6955 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6958 2007-01-01 Mike Stump <mrs@apple.com>
6960 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6962 * config/darwin.c (machopic_select_rtx_section): Use
6964 (darwin_mergeable_constant_section): Likewise.
6965 * configure: Regenerate.
6966 * config.in: Regenerate.
6968 2007-01-01 Jan Hubicka <jh@suse.cz>
6969 Andrew Pinski <pinskia@gmail.com>
6971 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6972 before starting IPA passes.