1 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
3 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4 Delete, and replace with...
5 (fold_builtin_call_array): This. Update callers to use it.
6 * fold-const.c (fold_build_call_list): Delete, and replace with...
7 (fold_build_call_array): This.
8 (fold_build_call_list_initializer): Delete, and replace with...
9 (fold_build_call_array_initializer): This.
10 * tree.h: Update declarations to reflect above changes.
12 * c-typeck.c (build_function_call): Store converted arguments
13 in a stack-allocated array instead of building a list.
14 (convert_arguments): Store arguments in the array passed in as an
15 argument, and return the actual number of arguments.
16 * c-format.c: (check_function_format): Pass arguments in an
17 array instead of a list.
18 * c-common.c (check_function_nonnull): Likewise.
19 (check_function_sentinel): Likewise.
20 (check_function_arguments): Likewise.
21 * c-common.h: Update declarations to reflect above changes.
23 2007-02-28 Jan Hubicka <jh@suse.cz>
25 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26 PRED_NEGATIVE_RETURN): Update outcomes.
28 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
30 * calls.c (emit_library_call_value_1): Handle partial registers
31 correctly when building up CALL_INSN_FUNCTION_USAGE.
33 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
35 * pa/predicates.md (move_src_operand): Allow zero for mode.
36 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
39 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
42 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
43 *movv2df_internal): Enable pattern only for valid operand
45 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
46 tie only 128bit modes. For MMX registers, tie only 64bit modes.
48 2007-02-27 Mike Stump <mrs@apple.com>
50 * config/darwin-crt3.c: Avoid compilation when compiling for a
53 2007-02-27 Joseph Myers <joseph@codesourcery.com>
55 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
57 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
58 for fixed headers and limits.h.
59 (install-include-dir, install-headers-tar, install-headers-cpio,
60 install-headers-cp, real-install-headers-tar,
61 real-install-headers-cpio, real-install-headers-cp): Handle
62 include-fixed as well as include.
63 (install-mkheaders): Don't install files that go only in include
65 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
67 * gcc.c (process_command): Remove special -BstageN/ handling.
68 (do_spec_1): Add include-fixed directories.
70 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
72 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
74 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
76 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
79 2007-02-27 Mark Mitchell <mark@codesourcery.com>
81 * c-common.c (get_priority): Add check for
82 SUPPORTS_INIT_PRIORITY.
84 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
86 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
88 * config/bfin/bfin.c: Include "cfglayout.h".
89 (MAX_LSETUP_DISTANCE): New macro.
90 (struct loop_info): New members incoming, incoming_src and
91 incoming_dest. Delete member predecessor.
92 (length_for_loop): New function.
93 (bfin_optimize_loop): Handle more different loop structures.
94 (bfin_discover_loop): Rework detection of predecessor blocks by
95 examining incoming edges.
96 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
98 (bfin_reorder_loops): New function.
99 (bfin_reorg_loops): Use these three new functions.
101 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
102 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
103 (CONSTRAINT_LEN): Add entry for 'q'.
104 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
106 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
107 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
109 * config/bfin/bfin.md (add_with_carry): New pattern.
110 (s_or_u, su_optab, su_modifier): New code macros/attrs.
111 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
112 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
113 support unsigned multiplies too. Removed incorrect commutativity from
114 operand 1 constraint where appropriate.
115 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
117 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
118 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
120 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
121 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
122 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
123 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
124 usmulhisi_hh_huh): New patterns.
126 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
127 lshifthi3): Fix output template to use half reg for operand 2.
129 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
132 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
134 2007-02-27 Andreas Schwab <schwab@suse.de>
136 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
138 2007-02-27 Jan Hubicka <jh@suse.cz>
140 * predict.c (last_basic_block_p): Remove.
141 (tree_estimate_probability): Update return heuristic for commonized
144 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
146 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
148 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
150 * doc/include/gcc-common.texi (versionsubtitle): New macro.
151 * doc/cpp.texi: Standardize title page.
152 * doc/cppinternals.texi: Likewise.
153 * doc/gcc.texi: Standardize title page, remove version number
155 * doc/gccint.texi: Likewise.
156 * doc/install.texi: Standardize title page, add table of
159 2007-02-26 Jan Hubicka <jh@suse.cz>
161 * predict.def: Set outcomes according to more recent results.
162 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
163 Remove dead predictors.
164 * predict.c (return_prediction): Fix pasto.
166 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
168 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
169 change; avoid a memory leak when returning early.
171 2007-02-26 Mark Mitchell <mark@codesourcery.com>
173 * c-decl.c (static_ctors): Move to c-common.c.
174 (static_dtors): Likewise.
175 (finish_function): Use c_record_cdtor_fn.
176 (build_cdtor): Move to c-common.c.
177 (c_write_global_declarations): Use c_build_cdtor_fns.
178 * c-common.h (static_ctors): Declare.
179 (static_dtors): Likewise.
180 (c_record_cdtor_fn): Likewise.
181 (c_build_cdtor_fns): Likewise.
182 * c-common.c (static_ctors): New variable.
183 (static_dtors): Likewise.
184 (c_record_cdtor_fn): New function.
185 (build_cdtor): Move from c-decl.c
186 (c_build_cdtor_fns): New function.
188 * output.h (assemble_addr_to_section): Declare.
189 (get_cdtor_priority_section): Likewise.
190 * varasm.c (assemble_addr_to_section): New function.
191 (get_cdtor_priority_section): Likewise.
192 (default_named_section_asm_out_destructor): Use them.
193 (destor_dtor_section_asm_out_destructor): Likewise.
194 (default_named_section_asm_out_constructor): Likewise.
195 (default_ctor_section_asm_out_constructor): Likewise.
196 * config.gcc (*-*-vxworks*): Include vxworks.o.
197 * config/t-vxworks (vxworks.o): New target.
198 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
199 (TARGET_ASM_CONSTRUCTOR): Define.
200 (TARGET_ASM_DESTRUCTOR): Likewise.
201 (vxworks_asm_out_constructor): Declare.
202 (vxworks_asm_out_destructor): Likewise.
204 * c-common.c (get_priority): Check that we have not just an
205 INTEGER_CST, but an integer constant with integeral type.
207 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
209 PR tree-optimization/30938
210 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
211 use &dt[nargs-1] instead of &dt[nargs] in the call to
212 vect_is_simple_use().
214 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
216 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
217 from register elimination as PRE_MODIFY / POST_MODIFY increments.
218 Do not attempt to handle MEM inside auto-inc expressions.
219 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
220 of a register modified by an auto-inc expression. However, do handle
221 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
222 (elimination_effects): Prohibit elimination of a register modified
223 by an auto-inc expression. Disable register elimination rules whose
224 target register is modified by an auto-inc expression with variable
227 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
229 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
231 (array_at_struct_end_p): New function.
232 (idx_infer_loop_bounds): Use it.
233 (estimate_numbers_of_iterations_loop): Export.
234 * predict.c (predict_loops): Use estimated_loop_iterations_int.
235 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
236 (tree_estimate_probability): Call record_loop_exits.
237 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
238 (estimated_loop_iterations, estimated_loop_iterations_int,
239 estimated_loop_iterations_tree): New functions.
240 (analyze_siv_subscript_cst_affine,
241 compute_overlap_steps_for_affine_1_2,
242 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
243 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
244 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
245 (PRED_LOOP_ITERATIONS_GUESSED): New.
246 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
247 * cfgloop.h (estimate_numbers_of_iterations_loop,
248 estimated_loop_iterations_int): Declare.
250 2007-02-25 Mark Mitchell <mark@codesourcery.com>
252 * doc/extend.texi: Document optional priority argument to
253 constructors and destructors.
254 * tree.c (init_priority_for_decl): Adjust GTY markers.
255 (init_ttree): Use priority-info hash functions for
256 init_priority_for_decl.
257 (tree_map_eq): Rename to ...
258 (tree_map_base_eq): ... this.
259 (tree_map_marked_p): Rename to ...
260 (tree_map_base_marked_p): ... this.
261 (tree_map_base_hash): New function.
262 (decl_init_priority_lookup): Rework.
263 (decl_fini_priority_lookup): New function.
264 (decl_priority_info): New function.
265 (decl_init_priority_insert): Use it.
266 (decl_fini_priority_insert): Likewise.
267 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
269 (decl_restrict_base_insert): Likewise.
270 (decl_debug_expr_insert): Likewise.
271 (decl_value_expr_lookup): Likewise.
272 (decl_value_expr_insert): Likewise.
273 * tree.h (priority_type): New type.
274 (decl_init_priority_lookup): Use priority_type.
275 (decl_fini_priority_lookup): New function.
276 (decl_init_priority_insert): Use priority_type.
277 (decl_fini_priority_insert): New function.
278 (DECL_HAS_INIT_PRIORITY): Tweak comments.
279 (DECL_INIT_PRIORITY): Likewise.
280 (SET_DECL_INIT_PRIORITY): Add comment.
281 (DECL_FINI_PRIORITY): New macro.
282 (SET_DECL_FINI_PRIORITY): Likewise.
283 (DEFAULT_INIT_PRIORITY): Document.
284 (MAX_INIT_PRIORITY): Likewise.
285 (MAX_RESERVED_INIT_PRIORITY): Likewise.
286 (tree_map_base): New type.
287 (tree_map_base_eq): New function.
288 (tree_map_base_hash): Likewise.
289 (tree_map_base_marked_p): Likewise.
290 (tree_map): Inherit from tree_map_base.
291 (tree_map_eq): Make it a macro.
292 (tree_map_marked_p): Likewise.
293 (tree_int_map): Inherit from tree_map_base.
294 (tree_int_map_eq): Make it a macro.
295 (tree_int_map_hash): Likewise.
296 (tree_int_map_marked_p): Likewise.
297 (tree_priority_map): New type.
298 (tree_priority_map_eq): New macro.
299 (tree_priority_map_hash): Likewise.
300 (tree_priority_map_marked_p): Likewise.
301 * varasm.c (emults_decl): Adjust for refactoring of tree_map
303 (emutls_common_1): Likewise.
304 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
305 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
306 of tree_map hierarchy.
307 * tree-cfg.c (move_stmt_r): Likewise.
308 (new_label_mapper): Likewise.
309 * c-tree.h (c_expand_body): Move to ...
310 * c-common.h (c_expand_body): ... here.
311 * c-decl.c (c_expand_body): Move to ...
312 * c-common.c (c_expand_body): ... here.
313 (c_common_attribute_table): Allow 1 argument for the constructor
314 and destructor attributes.
315 (get_priority): New function.
316 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
317 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
319 2007-02-24 Jan Hubicka <jh@suse.cz>
322 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
324 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
325 Jan Hubicka <jh@suse.cz>
328 * i386.c (counter_mode): New function.
329 (expand_set_or_movmem_via_loop): Use it.
330 (expand_movmem_epilogue): Likewise; fix pasto.
331 (ix86_expand_movmem): Do emit guard even for constant counts.
332 (ix86_expand_setmem): Likewise.
334 2007-02-25 Nick Clifton <nickc@redhat.com>
336 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
337 (JUMP_TABLES_IN_TEXT_SECTION): Define.
339 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
343 count argument with 0x10, not with 0x16.
344 (expand_setmem_epilogue): Ditto.
346 2007-02-24 Mike Stump <mrs@apple.com>
348 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
351 2007-02-24 Richard Guenther <rguenther@suse.de>
354 * fold-const.c (fold_binary): Fold x +- CST op x for
357 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
359 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
361 2007-02-24 Jan Hubicka <jh@suse.cz>
363 * cgraphunit.c (decide_is_function_needed): Honor
364 -fkeep-inline-functions.
366 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
368 * builtins.c (fold_builtin_modf): New.
369 (fold_builtin_2): Use it.
371 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
373 * loop-iv.c (implies_p): Detect additional cases where A implies B.
374 (determine_max_iter): Take additional LOOP arg; all callers changed.
375 Lose broken logic dealing with PLUS. Try to limit the upper bound by
376 one using simplifications.
377 (simplify_using_initial_values): Return if the expression becomes
378 invalid due to altered regs.
380 2007-02-23 DJ Delorie <dj@redhat.com>
382 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
384 2007-02-23 Mike Stump <mrs@apple.com>
386 * tlink.c (scan_linker_output): Parse linker messages from
387 darwin9's linker better.
389 2007-02-23 Steve Ellcey <sje@cup.hp.com>
392 * varpool.c (varpool_assemble_pending_decls): Set
393 varpool_last_needed_node to null.
395 2007-02-23 DJ Delorie <dj@redhat.com>
397 * config/i386/i386.c (ix86_data_alignment): Don't specify an
398 alignment bigger than the object file can handle.
400 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
404 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
405 (*movsf_1): Penalize MMX moves.
407 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
409 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
410 2^32-1 or more times unless flag_unsafe_loop_optimizations.
412 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
414 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
416 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
417 (fold_builtin_1): Use them.
418 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
419 BUILT_IN_SIGNIFICAND.
421 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
423 * config/i386/i386.c (bdesc_1arg): Initialize
424 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
425 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
426 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
427 and IX86_BUILTIN_MOVSLDUP.
429 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
431 PR rtl-optimization/30841
432 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
434 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
436 * builtins.c (fold_builtin_frexp): New.
437 (fold_builtin_2): Use it.
439 2007-02-22 Mark Mitchell <mark@codesourcery.com>
441 * doc/invoke.texi (Spec Files): Document getenv spec function.
443 * gcc.c (getenv_spec_function): New function.
444 (static_spec_functions): Add it.
445 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
446 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
449 2007-02-22 Michael Matz <matz@suse.de
452 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
453 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
455 2007-02-22 Ian Lance Taylor <iant@google.com>
458 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
459 (mem_loc_descriptor): Call it.
461 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
462 Ira Rosen <irar@il.ibm.com>
464 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
466 2007-02-22 Ira Rosen <irar@il.ibm.com>
468 PR tree-optimization/30843
469 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
470 stores only after all the group is vectorized.
472 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
474 PR tree-optimization/30858
475 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
476 in the reduction cycle have a single use in the loop.
477 * tree-vectorizer.h (relevant): Add documentation.
479 2007-02-20 Mike Stump <mrs@apple.com>
481 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
482 * configure: Regenerate.
484 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
486 Change the defaults of some parameters and options.
487 * config/spu/spu-protos.h (spu_optimization_options): Declare.
488 * config/spu/spu.c (spu_optimization_options): Add.
489 (spu_override_options): Change params in spu_optimization_options.
490 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
492 Register 127 is only 16 byte aligned when used as a frame pointer.
493 * config/spu/spu-protos.h (spu_init_expanders): Declare.
494 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
495 HARD_FRAME_POINTER_REGNUM.
496 (spu_legitimate_address): Use regno_aligned_for_reload.
497 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
498 aligned when frame_pointer_needed is true.
499 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
501 * config/spu/spu.h (INIT_EXPANDERS): Define.
503 Make sure shift and rotate instructions have valid immediate operands.
504 * config/spu/predicates.md (spu_shift_operand): Remove.
505 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
506 * config/spu/constraints.md (W, O): Extend range.
507 * config/spu/spu.md (umask, nmask): Define.
508 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
509 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
510 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
511 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
512 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
513 (lshr<mode>3_reg): Fix rtl description.
515 Make sure mulhisi immediate operands are valid.
516 * config/spu/predicates.md (imm_K_operand): Add.
517 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
519 Generate constants using fsmbi and andi.
520 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
521 (print_operand, spu_split_immediate, classify_immediate,
522 fsmbi_const_p): Handle IC_FSMBI2.
524 Correctly handle a CONST_VECTOR containing symbols.
525 * config/spu/spu.c (print_operand): Handle HIGH correctly.
526 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
527 (immediate_load_p): Allow symbols that use 2 instructions to create.
528 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
529 with symbols when flag_pic is set.
530 (const_vector_immediate_p): New.
531 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
532 accept a CONST_VECTOR with symbols.
533 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
534 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
536 * config/spu/spu.md (high, low): Delete.
537 (low_<mode>): Define.
539 Remove INTRmode and INTR_REGNUM, which didn't work.
540 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
542 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
543 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
544 peephole2 pattern): Don't use INTR or 131.
546 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
547 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
548 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
549 (UNSPEC_SET_INTR): Add.
550 * config/spu/spu-modes.def (INTR): Remove.
552 More accurate warnings about run-time relocations.
553 * config/spu/spu.c (reloc_diagnostic): Test in_section.
555 Correctly warn about immediate arguments to specific intrinsics.
556 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
557 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
558 the instruction predicate.
560 Fix tree check errors with latest update.
561 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
563 (spu_expand_builtin): Use CALL_EXPR_FN.
565 Add missing specific intrinsics.
566 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
568 * config/spu/spu_internals.h: Ditto.
570 Fix incorrect operand modifiers.
571 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
572 * config/spu/spu.md (xor<mode>3): Change %S to %J.
574 Optimize one case of zero_extend of a vec_select.
575 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
577 Accept any immediate for hbr.
578 * config/spu/spu.md (hbr): Change s constraints to i.
580 2007-02-21 Paul Brook <paul@codesourcery.com>
582 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
583 condexec_count when skipping USE and CLOBBER.
585 2007-02-21 Nick Clifton <nickc@redhat.com>
587 * common.opt (Warray-bounds): Add Warning attribute.
588 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
590 (fsized-zeroes): Add Optimization attribute.
591 (fsplit-wide-types, ftree-scev-cprop): Likewise.
592 * c.opt (Wc++0x-compat): Add Warning attribute.
594 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
597 * reload1.c (eliminate_regs_in_insn): In the single_set special
598 case, attempt to re-recognize the insn before falling back to
599 having reload fix it up.
601 2007-02-20 Eric Christopher <echristo@gmail.com>
603 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
605 (frv_read_iacc_argument): Ditto.
606 (frv_expand_set_builtin): Take a call instead of arglist, update for
608 (frv_expand_unop_builtin): Ditto.
609 (frv_expand_binop_builtin): Ditto.
610 (frv_expand_cut_builtin): Ditto.
611 (frv_expand_binopimm_builtin): Ditto.
612 (frv_expand_voidbinop_builtin): Ditto.
613 (frv_expand_int_void2arg): Ditto.
614 (frv_expand_prefetches): Ditto.
615 (frv_expand_voidtriop_builtin): Ditto.
616 (frv_expand_voidaccop_builtin): Ditto.
617 (frv_expand_load_builtin): Ditto.
618 (frv_expand_store_builtin): Ditto.
619 (frv_expand_mdpackh_builtin): Ditto.
620 (frv_expand_mclracc_builtin): Ditto.
621 (frv_expand_mrdacc_builtin): Ditto.
622 (frv_expand_mwtacc_builtin): Ditto.
623 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
626 2007-02-20 Janis Johnson <janis187@us.ibm.com>
628 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
629 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
631 (HAVE_GAS_DFP): Check for assembler support of decimal floating
633 * configure: Regenerate.
634 * config.in: Regenerate.
635 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
636 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
637 masks to power6 and power6x and to POWERPC_MASKS.
638 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
640 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
641 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
642 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
643 Access PROTOTYPE as variable, not mask.
645 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
647 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
648 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
649 * combine.c (adjust_for_new_dest): Use it.
650 * postreload.c (reload_combine): Likewise.
652 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
654 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
655 notes on an insn with multiple sets, even if single_set returns
656 non-NULL for that insn.
658 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
660 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
663 2007-02-20 Geoffrey Keating <geoffk@apple.com>
665 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
666 if user didn't pass it.
667 * config/i386/darwin.h (CC1_SPEC): Likewise.
668 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
669 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
670 -mmacosx-version-min.
672 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
673 Uros Bizjak <ubizjak@gmail.com>
675 * optabs.h (enum optab_index): Add new OTI_scalb.
676 (scalb_optab): Define corresponding macro.
677 * optabs.c (init_optabs): Initialize scalb_optab.
678 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
680 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
681 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
682 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
683 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
684 flag_unsafe_math_optimizations is set.
686 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
687 to implement scalbf, scalb and scalbl built-ins as inline x87
690 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
691 DJ Delorie <dj@redhat.com>
694 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
695 (diagnostic_report_diagnostic): ... here, and turn them into real
696 errors. If warnings are inhibited, no need to do anything.
698 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
701 better code generation.
703 2007-02-20 Ben Elliston <bje@au.ibm.com>
705 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
707 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
709 * config/alpha/alpha.c, config/alpha/alpha.md,
710 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
711 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
712 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
713 config/arm/lib1funcs.asm: Follow spelling conventions.
715 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
716 config/fr30/fr30.md, config/i386/i386.h,
717 config/iq2000/iq2000.h, config/iq2000/predicates.md,
718 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
719 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
720 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
721 config/rs6000/altivec.md, config/rs6000/rs6000.c,
722 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
723 config/sparc/sparc.c, config/sparc/sparc.h,
724 config/sparc/sparc.md, config/spu/constraints.md,
725 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
728 2007-02-20 Alan Modra <amodra@bigpond.net.au>
731 * varasm.c (use_blocks_for_decl_p): Return false for decls with
734 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
736 * doc/invoke.texi (-ftree-lrs): Remove.
738 2007-02-19 Diego Novillo <dnovillo@redhat.com>
740 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
743 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
745 * config/ia64/ia64.c (ia64_expand_builtin): Use the
746 new CALL_EXPR_FN macro for retrieving the function
747 declaration of the input expression.
749 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
751 * c.opt (Waddress): New.
752 * common.opt (Walways-true): Delete.
753 (Wstring-literal-comparison): Delete.
754 * doc/invoke.texi (Warning Options): Delete -Walways-true and
755 -Wstring-literal-comparison. Add -Waddress.
757 (Walways-true): Delete.
758 (Wstring-literal-comparison): Delete.
759 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
760 consistently instead of -Walways-true in example.
761 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
762 * c-typeck.c (parser_build_binary_op): Replace
763 -Wstring-literal-comparison and -Walways-true with -Waddress.
764 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
767 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
769 * tree-cfg.c (dump_function_to_file): Be prepared for functions
770 without DECL_STRUCT_FUNCTION initialized.
772 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
774 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
775 due to calls to functions taking pointers as parameters.
777 2007-02-19 Richard Henderson <rth@redhat.com>
780 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
783 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
785 * config/s390/s390.c (s390_call_saved_register_used,
786 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
787 accessed to the new scheme.
789 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
791 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
792 (cris_print_index, cris_print_operand, cris_print_operand_address)
793 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
794 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
795 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
797 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
798 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
799 GO_IF_LEGITIMATE_ADDRESS): Ditto.
800 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
801 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
802 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
803 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
804 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
805 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
806 (uminsi3, call, call_value): Ditto.
807 (define_split: indir_to_reg_split, unnamed): Ditto.
809 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
811 PR tree-optimization/30975
812 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
815 2007-02-18 Eric Christopher <echristo@gmail.com>
817 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
818 Remove use of arglist.
819 (mips_expand_builtin): Remove use of arglist, pass in expr.
820 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
821 (mips_expand_builtin_movtf): Ditto.
822 (mips_expand_builtin_compare): Ditto.
824 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
826 * tree-sra.c (sra_build_assignment): Replace assertion
827 checking with a comment explaining why it can't be done.
829 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
832 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
833 during CALL_EXPR representation conversion.
834 * tree-ssa-propagate.c (set_rhs): Likewise.
836 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
838 * tree-sra.c (sra_build_assignment): Disable assertion checking
841 2007-02-18 Roger Sayle <roger@eyesopen.com>
843 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
844 instead of calling build2 with a GIMPLE_MODIFY_STMT.
845 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
847 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
848 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
849 gimplify_init_ctor_eval_range, gimple_push_cleanup,
850 gimplify_omp_for, gimplify_omp_atomic_pipeline,
851 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
852 force_gimple_operand): Likewise.
853 * ipa-cp.c (constant_val_insert): Likewise.
854 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
855 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
856 perfect_nestify): Likewise.
857 * langhooks.c (lhd_omp_assignment): Likewise.
858 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
859 lower_copyprivate_clauses, lower_send_clauses,
860 lower_send_shared_vars, expand_parallel_call,
861 expand_omp_for_generic, expand_omp_for_static_nochunk,
862 expand_omp_for_static_chunk, expand_omp_sections,
863 lower_omp_single_copy, lower_omp_for_lastprivate,
864 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
865 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
866 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
869 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
871 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
872 config/sh/sh.md: Follow spelling conventions.
874 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
875 config/frv/predicates.md: Follow spelling conventions.
877 * config/m68k/linux-unwind.h: Fix a comment typo.
878 * target.h: Follow spelling conventions.
880 2007-02-18 Roger Sayle <roger@eyesopen.com>
882 PR rtl-optimization/28173
883 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
884 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
885 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
886 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
887 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
889 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
891 * builtins.c (fold_builtin_load_exponent): New.
892 (fold_builtin_2): Use it.
894 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
896 PR rtl-optimization/30773
897 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
898 if we fail to attach a REG_EQUIV note.
900 2007-02-18 David Edelsohn <edelsohn@gnu.org>
901 Roger Sayle <roger@eyesopen.com>
903 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
905 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
907 * calls.c (initialize_argument_information): Pass original EXP
908 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
909 code to split complex arguments here, as part of initializing the
911 (expand_call): Remove code that builds a list of arguments and
912 inserts implicit arguments into it. Instead, just count how many
913 implicit arguments there will be so we can determine the size of
914 the ARGS array, and let initialize_argument_information do the work.
915 (split_complex_values): Delete unused function.
917 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
919 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
921 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
923 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
924 for arg pointer based indexed addressing.
926 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
928 * config/ia64/ia64.h, config/ia64/ia64.md,
929 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
930 spelling conventions.
932 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
934 * config/m68k/m68k.c (split_di): New.
935 * config/m68k/m68k-protos.h: Declare split_di.
936 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
937 Improve predicate handling and split constant shifts.
939 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
941 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
942 parameter for register bitfield operations, general predicates
945 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
947 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
948 * config/m68k/linux-unwind.h: New file.
950 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
952 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
953 config/i386/athlon.md, config/ia64/ia64.md,
954 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
955 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
956 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
957 tree-ssa-loop-niter.c, tree-vect-analyze.c,
958 tree-vect-transform.c: Fix comment typos.
960 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
962 * sched-deps.c (find_insn_list): Remove.
963 * sched-int.h: Remove the prototype for find_insn_list.
965 2007-02-16 Geoffrey Keating <geoffk@apple.com>
967 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
969 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
970 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
971 darwin_rs6000_override_options.
972 (C_COMMON_OVERRIDE_OPTIONS): Expect
973 darwin_macosx_version_min to be non-NULL always.
974 (TARGET_C99_FUNCTIONS): Likewise.
975 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
976 (DARWIN_MINVERSION_SPEC): New.
977 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
978 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
980 (DARWIN_MINVERSION_SPEC): New.
981 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
983 * config/darwin-c.c (darwin_cpp_builtins): Expect
984 darwin_macosx_version_min to be non-NULL always.
986 * config/rs6000/rs6000.c: Clean up trailing whitespace.
988 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.h (x86_use_xchgb): New.
991 (TARGET_USE_XCHGB): New macro.
992 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
993 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
994 Split after reload into bswaphi for shifts of 8.
995 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
996 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
997 or when optimizing for size.
999 2007-02-16 Richard Guenther <rguenther@suse.de>
1000 Christian Bruel <christian.bruel@st.com>
1002 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1003 DECLs but prefer SSA_NAMEs over DECLs.
1005 2007-02-16 Richard Guenther <rguenther@suse.de>
1007 * tree-flow-inline.h (single_imm_use_p): Remove.
1008 (zero_imm_uses_p): Likewise.
1009 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1010 instead of single_imm_use_p.
1011 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1014 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1017 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1018 nested double- and backquotes.
1020 2007-02-15 Roger Sayle <roger@eyesopen.com>
1023 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1024 should be unreachable.
1025 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1026 For the time being redirect GIMPLE_MODIFY_STMT to the new
1027 (renamed) build_gimple_modify_stmt_stat.
1028 (build2_gimple_stat): Rename to...
1029 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1030 Always build a GIMPLE_MODIFY_STMT node.
1031 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1032 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1035 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1036 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1037 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1038 expand_complex_div_wide): Likewise.
1039 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1040 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1041 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1042 * tree-ssa-loop-manip.c (create_iv): Likewise.
1043 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1044 abs_replacement): Likewise.
1045 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1046 realify_fake_stores): Likewise.
1048 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1049 node rather than a GIMPLE_MODIFY_STMT node.
1050 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1051 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1053 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1054 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1057 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1060 * fold-const.c (fold_comparison): Add back the
1061 folding of constant complex comparisions.
1063 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1066 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1067 effects unknown to this function, return early.
1069 2007-02-15 Ian Lance Taylor <iant@google.com>
1071 * lower-subreg.c (move_eh_region_note): New static function.
1072 (resolve_simple_move): Call it.
1073 (decompose_multiword_subregs): Track blocks for which we resolve a
1074 simple move which is also a control flow insn. Pass them to
1075 find_many_sub_basic_blocks.
1076 (pass_lower_subreg): Add TODO_verify_flow.
1077 (pass_lower_subreg2): Likewise.
1079 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1080 Brooks Moses <brooks.moses@codesourcery.com>
1081 Lee Millward <lee.millward@codesourcery.com>
1083 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1084 (VL_EXP_CLASS_P): New.
1085 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1087 (TREE_OPERAND_CHECK_CODE): Likewise.
1088 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1089 (TREE_RTL_OPERAND_CHECK): Likewise.
1090 (tree_operand_check_failed): Make second parameter the whole tree
1091 instead of its code. Fixed callers.
1092 (VL_EXP_CHECK): New.
1093 (TREE_OPERAND_LENGTH): New.
1094 (VL_EXP_OPERAND_LENGTH): New.
1095 (CALL_EXPR_FN): New.
1096 (CALL_EXPR_STATIC_CHAIN): New.
1097 (CALL_EXPR_ARGS): New.
1098 (CALL_EXPR_ARG): New.
1099 (call_expr_nargs): New.
1100 (CALL_EXPR_ARGP): New.
1101 (build_nt_call_list): Declare.
1102 (build_vl_exp_stat): Declare.
1103 (build_vl_exp): New.
1104 (build_call_list): Declare.
1105 (build_call_nary): Declare.
1106 (build_call_valist): Declare.
1107 (build_call_array): Declare.
1108 (call_expr_arg): Declare.
1109 (call_expr_argp): Declare.
1110 (call_expr_arglist): Declare.
1111 (fold_build_call_list): Declare.
1112 (fold_build_call_list_initializer): Declare.
1113 (fold_call_expr): Declare to replace fold_builtin.
1114 (fold_builtin_fputs): Update to agree with modified definition.
1115 (fold_builtin_strcpy): Likewise.
1116 (fold_builtin_strncpy): Likewise.
1117 (fold_builtin_memory_chk): Likewise.
1118 (fold_builtin_stxcpy_chk): Likewise.
1119 (fold_builtin_strncpy_chk): Likewise.
1120 (fold_builtin_next_arg): Likewise.
1121 (fold_build_call_expr): Declare.
1122 (fold_builtin_call_list): Declare.
1123 (fold_builtin_call_valist): Declare.
1124 (build_call_expr): Declare.
1125 (validate_arglist): Update to agree with modified definition.
1126 (tree_operand_length): New.
1127 (call_expr_arg_iterator): New.
1128 (init_call_expr_arg_iterator): New.
1129 (next_call_expr_arg): New.
1130 (first_call_expr_arg): New.
1131 (more_call_expr_args_p): New.
1132 (FOR_EACH_CALL_EXPR_ARG): New.
1134 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1135 and tcc_gimple_stmt.
1136 (tree_code_size): Update documentation. Use sizeof (tree) rather
1137 than sizeof (char *).
1138 (tree_size): Likewise. Add case for tcc_vl_exp.
1139 (tree_node_structure): Add case for tcc_vl_exp.
1140 (contains_placeholder_p): Likewise.
1141 (substitute_in_expr): Likewise.
1142 (substitute_placeholder_in_expr): Likewise.
1143 (stabilize_reference_1): Likewise.
1144 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1145 to diagnose breakage of this interface for constructing CALL_EXPRs.
1146 (build_nt): Add similar assertion here.
1147 (build_nt_call_list): New.
1148 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1149 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1151 (get_callee_fndecl): Use new CALL_EXPR accessors.
1152 (tree_operand_check_failed): Change parameters to pass entire node
1153 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1154 (process_call_operands): New.
1155 (build_vl_exp_stat): New.
1156 (build_call_list): New.
1157 (build_call_nary): New.
1158 (build_call_valist): New.
1159 (build_call_array): New.
1160 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1161 (call_expr_arglist): New.
1163 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1164 tcc_vl_exp instead of a fixed-size tcc_expression.
1166 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1167 accessors for CALL_EXPRs.
1168 (AGGR_INIT_EXPR): Likewise.
1170 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1171 Brooks Moses <brooks.moses@codesourcery.com>
1172 Lee Millward <lee.millward@codesourcery.com>
1174 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1175 (expand_builtin_nonlocal_goto): Change parameter to be entire
1176 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1177 (expand_builtin_prefetch): Likewise.
1178 (expand_builtin_classify_type): Likewise.
1179 (mathfn_built_in): Return NULL_TREE instead of 0.
1180 (expand_errno_check): Use new CALL_EXPR accessors.
1181 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1182 Return NULL_RTX instead of 0.
1183 (expand_builtin_mathfn_2): Likewise.
1184 (expand_builtin_mathfn_3): Likewise.
1185 (expand_builtin_interclass_mathfn): Likewise.
1186 (expand_builtin_sincos): Likewise.
1187 (expand_builtin_cexpi): Likewise.
1188 (expand_builtin_int_roundingfn): Likewise.
1189 (expand_builtin_int_roundingfn_2): Likewise.
1190 (expand_builtin_pow): Likewise.
1191 (expand_builtin_powi): Likewise.
1192 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1193 of arglist, fixing callers appropriately. Use new CALL_EXPR
1194 accessors and constructors. Return NULL_RTX instead of 0.
1195 (expand_builtin_strstr): Likewise.
1196 (expand_builtin_strchr): Likewise.
1197 (expand_builtin_strrchr): Likewise.
1198 (expand_builtin_strpbrk): Likewise.
1199 (expand_builtin_memcpy): Likewise.
1200 (expand_builtin_mempcpy): Likewise.
1201 (expand_builtin_mempcpy_args): New.
1202 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1203 (expand_builtin_memmove_args): New.
1204 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1205 (expand_movstr): Likewise.
1206 (expand_builtin_strcpy): Likewise.
1207 (expand_builtin_strcpy_args): New.
1208 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1209 (expand_builtin_strncpy): Likewise.
1210 (expand_builtin_memset): Likewise.
1211 (expand_builtin_memset_args): New.
1212 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1213 (expand_builtin_memcmp): Likewise.
1214 (expand_builtin_strcmp): Likewise.
1215 (expand_builtin_strncmp): Likewise.
1216 (expand_builtin_strcat): Likewise.
1217 (expand_builtin_strncat): Likewise.
1218 (expand_builtin_strspn): Likewise.
1219 (expand_builtin_strcspn): Likewise.
1220 (expand_builtin_args_info): Likewise.
1221 (expand_builtin_va_start): Likewise.
1222 (gimplify_va_arg_expr): Likewise.
1223 (expand_builtin_va_end): Likewise.
1224 (expand_builtin_va_copy): Likewise.
1225 (expand_builtin_frame_address): Likewise.
1226 (expand_builtin_alloca): Likewise.
1227 (expand_builtin_bswap): Likewise.
1228 (expand_builtin_unop): Likewise.
1229 (expand_builtin_fputs): Likewise.
1230 (expand_builtin_expect): Likewise.
1231 (expand_builtin_fabs): Likewise.
1232 (expand_builtin_copysign): Likewise.
1233 (expand_builtin_printf): Likewise.
1234 (expand_builtin_fprintf): Likewise.
1235 (expand_builtin_sprintf): Likewise.
1236 (expand_builtin_init_trampoline): Likewise.
1237 (expand_builtin_signbit): Likewise.
1238 (expand_builtin_fork_or_exec): Likewise.
1239 (expand_builtin_sync_operation): Likewise.
1240 (expand_builtin_compare_and_swap): Likewise.
1241 (expand_builtin_lock_test_and_set): Likewise.
1242 (expand_builtin_lock_release): Likewise.
1243 (expand_builtin): Likewise.
1244 (builtin_mathfn_code): Likewise.
1246 (fold_builtin_constant_p): Pass call arguments individually instead
1247 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1248 accessors and constructors. Return NULL_TREE instead of 0.
1249 (fold_builtin_expect): Likewise.
1250 (fold_builtin_classify_type): Likewise.
1251 (fold_builtin_strlen): Likewise.
1252 (fold_builtin_nan): Likewise.
1253 (integer_valued_real_p): Likewise.
1254 (fold_trunc_transparent_mathfn): Likewise.
1255 (fold_fixed_mathfn): Likewise.
1256 (fold_builtin_cabs): Likewise.
1257 (fold_builtin_sqrt): Likewise.
1258 (fold_builtin_cbrt): Likewise.
1259 (fold_builtin_cos): Likewise.
1260 (fold_builtin_cosh): Likewise.
1261 (fold_builtin_tan): Likewise.
1262 (fold_builtin_sincos): Likewise.
1263 (fold_builtin_cexp): Likewise.
1264 (fold_builtin_trunc): Likewise.
1265 (fold_builtin_floor): Likewise.
1266 (fold_builtin_ceil): Likewise.
1267 (fold_builtin_round): Likewise.
1268 (fold_builtin_int_roundingfn): Likewise.
1269 (fold_builtin_bitop): Likewise.
1270 (fold_builtin_bswap): Likewise.
1271 (fold_builtin_logarithm): Likewise.
1272 (fold_builtin_hypot): Likewise.
1273 (fold_builtin_pow): Likewise.
1274 (fold_builtin_powi): Likewise.
1275 (fold_builtin_exponent): Likewise.
1276 (fold_builtin_memset): Likewise.
1277 (fold_builtin_bzero): Likewise.
1278 (fold_builtin_memory_op): Likewise.
1279 (fold_builtin_bcopy): Deleted; call site changed to invoke
1280 fold_builtin_memory_op directly.
1281 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1282 (fold_builtin_strncpy): Likewise.
1283 (fold_builtin_memcmp): Likewise.
1284 (fold_builtin_strcmp): Likewise.
1285 (fold_builtin_strncmp): Likewise.
1286 (fold_builtin_signbit): Likewise.
1287 (fold_builtin_copysign): Likewise.
1288 (fold_builtin_isascii): Likewise.
1289 (fold_builtin_toascii): Likewise.
1290 (fold_builtin_isdigit): Likewise.
1291 (fold_builtin_fabs): Likewise.
1292 (fold_builtin_abs): Likewise.
1293 (fold_builtin_fmin_fmax): Likewise.
1294 (fold_builtin_carg): Likewise.
1295 (fold_builtin_classify): Likewise.
1296 (fold_builtin_unordered_cmp): Likewise.
1298 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1299 New functions split out from fold_builtin_1.
1300 (fold_builtin_n): New.
1301 (fold_builtin_varargs): New.
1302 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1304 (fold_call_expr): New.
1305 (build_function_call_expr): Rewrite to use new helper function.
1306 (fold_builtin_call_list): New.
1307 (build_call_expr): New.
1308 (fold_builtin_call_valist): New.
1309 (rewrite_call_expr): New.
1310 (validate_arg): New.
1311 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1312 of an arglist. Change return type to bool. Use new CALL_EXPR
1315 (fold_builtin_strstr): Pass call arguments individually instead
1316 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1317 accessors and constructors. Return NULL_TREE instead of 0.
1318 (fold_builtin_strchr): Likewise.
1319 (fold_builtin_strrchr): Likewise.
1320 (fold_builtin_strpbrk): Likewise.
1321 (fold_builtin_strcat): Likewise.
1322 (fold_builtin_strncat): Likewise.
1323 (fold_builtin_strspn): Likewise.
1324 (fold_builtin_strcspn): Likewise.
1325 (fold_builtin_fputs): Likewise.
1326 (fold_builtin_next_arg): Likewise.
1327 (fold_builtin_sprintf): Likewise.
1329 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1330 NULL_RTX instead of 0.
1331 (expand_builtin_memory_chk): Likewise.
1332 (maybe_emit_chk_warning): Likewise.
1333 (maybe_emit_sprintf_chk_warning): Likewise.
1335 (fold_builtin_object_size): Pass call arguments individually instead
1336 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1337 accessors and constructors. Return NULL_TREE instead of 0.
1338 (fold_builtin_memory_chk): Likewise.
1339 (fold_builtin_stxcpy_chk): Likewise.
1340 (fold_builtin_strncpy_chk): Likewise.
1341 (fold_builtin_strcat_chk): Likewise.
1342 (fold_builtin_strcat_chk): Likewise.
1343 (fold_builtin_strncat_chk): Likewise.
1344 (fold_builtin_sprintf_chk): Likewise.
1345 (fold_builtin_snprintf_chk): Likewise.
1346 (fold_builtin_printf): Likewise.
1347 (fold_builtin_vprintf): Likewise.
1349 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1351 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1352 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1353 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1354 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1355 (fold_unary): Likewise.
1356 (fold_binary): Likewise.
1357 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1358 ternary expressions.
1359 (fold): Add logic for tcc_vl_exp.
1360 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1361 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1362 (fold_build3_stat): Add assertion to flag broken interface for
1363 constructing CALL_EXPRs.
1364 (fold_build_call_list): New.
1365 (fold_build_call_list_initializer): New.
1366 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1368 (fold_strip_sign_ops): Likewise.
1370 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1371 Brooks Moses <brooks.moses@codesourcery.com>
1372 Lee Millward <lee.millward@codesourcery.com>
1374 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1375 accessors and dump arguments explicitly.
1377 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1379 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1381 (print_call_name): Use new CALL_EXPR accessors.
1383 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1384 CALL_EXPR arguments explicitly instead of as a list. Use
1385 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1387 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1388 (vrp_visit_stmt): Likewise.
1390 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1391 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1393 (force_move_till_expr): Likewise.
1395 * targhooks.c (default_external_stack_protect_fail): Use
1396 build_call_expr instead of build_function_call_expr.
1397 (default_hidden_stack_protect_fail): Likewise.
1399 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1402 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1403 and walk arguments explicitly.
1405 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1406 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1407 (expand_simple_operations): Likewise.
1408 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1410 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1411 of TREE_CODE_LENGTH.
1412 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1414 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1415 instead of TREE_CODE_LENGTH.
1417 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1418 (tree_ic_transform): Likewise.
1419 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1420 parameter instead of arglist. Fix callers.
1421 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1422 (tree_stringops_transform): Likewise.
1423 (tree_indirect_call_to_profile): Likewise.
1424 (tree_stringops_values_to_profile): Likewise.
1426 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1427 (eliminate_tail_call): Likewise.
1429 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1431 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1432 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1434 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1436 * omp-low.c (build_omp_barrier): Use build_call_expr.
1437 (lower_rec_input_clauses): Likewise.
1438 (lower_reduction_clauses): Likewise.
1439 (expand_parallel_call): Likewise.
1440 (maybe_catch_exception): Likewise.
1441 (expand_omp_for_generic): Likewise.
1442 (expand_omp_for_static_nochunk): Likewise.
1443 (expand_omp_sections): Likewise.
1444 (lower_omp_single_simple): Likewise.
1445 (lower_omp_single_copy): Likewise.
1446 (lower_omp_master): Likewise.
1447 (lower_omp_ordered): Likewise.
1448 (lower_omp_critical): Likewise.
1450 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1451 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1453 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1454 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1455 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1457 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1458 and generalize to handle any number of operands.
1459 (chrec_contains_undetermined): Likewise.
1460 (tree_contains_chrecs): Likewise.
1461 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1463 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1465 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1466 fold_call_expr instead of fold_builtin.
1467 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1468 match declarations there.
1469 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1472 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1473 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1475 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1476 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1478 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1481 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1482 (execute_cse_sincos): Use new CALL_EXPR accessors.
1484 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1486 * gimple-low.c (lower_function_body): Use build_call_expr.
1487 (lower_builtin_setjmp): Likewise.
1489 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1490 (set_storage_via_libcall): Likewise.
1491 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1492 instead of TREE_CODE_LENGTH.
1493 (expand_expr_real_1): Use new CALL_EXPR accessors.
1495 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1496 generalize to handle any number of operands.
1497 (TB_parent_eq): Likewise.
1499 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1500 (strip_builtin_expect): Likewise.
1502 * function.c (gimplify_parameters): Use build_call_expr.
1504 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1505 instead of TREE_CODE_LENGTH.
1507 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1508 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1510 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1513 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1514 (gimplify_decl_expr): Likewise.
1515 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1516 Use new CALL_EXPR iterators.
1517 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1518 (gimplify_modify_expr_to_memset): Likewise.
1519 (gimplify_variable_sized_compare): Likewise.
1520 (gimplify_omp_atomic_fetch_op): Likewise.
1521 (gimplify_omp_atomic_pipeline): Likewise.
1522 (gimplify_omp_atomic_mutex): Likewise.
1523 (gimplify_function_tree): Likewise.
1525 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1526 (call_expr_flags): Likewise.
1527 (expand_call): Likewise.
1529 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1530 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1533 * coverage.c (create_coverage): Use build_call_expr.
1535 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1536 (temp_call_expr_obstack): New.
1537 (pool_copy_list): Delete.
1538 (temp_copy_call_expr): New.
1539 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1540 CALL_EXPR accessors. Get rid of special goo for copying argument
1541 lists and use temp_copy_call_expr instead.
1542 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1543 CALL_EXPR accessors.
1544 (create_expression_by_pieces): Likewise. Use build_call_array
1545 to construct the result instead of fold_build3.
1546 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1547 dealing with argument lists.
1548 (init_pre): Remove references to expression_node_pool and
1549 list_node_pool. Init temp_call_expr_obstack instead.
1550 (fini_pre): Remove references to expression_node_pool and
1553 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1554 and walk arguments explicitly instead of as a list.
1556 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1557 (mx_register_decls): Likewise.
1558 (mudflap_register_call): Likewise.
1559 (mudflap_finish_file): Likewise.
1561 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1562 (ipa_callsite_compute_param): Likewise.
1564 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1565 accessors and constructor.
1567 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1568 accessors and constructor.
1569 (convert_tramp_reference): Likewise.
1570 (convert_call_expr): Likewise.
1571 (finalize_nesting_tree_1): Likewise.
1573 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1576 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1578 * tree-inline.c (initialize_inlined_parameters): Pass entire
1579 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1581 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1582 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1584 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1585 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1586 (vectorizable_reduction): Likewise.
1587 (vectorizable_call): Use new CALL_EXPR iterators.
1588 (vectorizable_conversion): Use build_call_expr.
1589 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1590 (vect_gen_widened_results_half): Use build_call_expr.
1591 (vect_setup_realignment): Likewise.
1592 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1594 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1595 (pass_through_call): Likewise.
1596 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1599 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1600 (tree_gen_pow2_profiler): Likewise.
1601 (tree_gen_one_value_profiler): Likewise.
1602 (tree_gen_ic_func_profiler): Likewise.
1603 (tree_gen_average_profiler): Likewise.
1604 (tree_gen_ior_profiler): Likewise.
1606 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1607 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1608 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1610 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1611 of TREE_CODE_LENGTH.
1613 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1614 of TREE_CODE_LENGTH.
1616 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1618 (convert_to_integer): Likewise.
1620 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1623 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1624 Brooks Moses <brooks.moses@codesourcery.com>
1625 Lee Millward <lee.millward@codesourcery.com>
1627 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1629 * config/frv/frv.c (frv_expand_builtin): Likewise.
1630 * config/s390/s390.c (s390_expand_builtin): Likewise.
1632 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1633 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1635 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1636 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1637 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1638 (ix86_expand_store_builtin): Likewise.
1639 (ix86_expand_unop_builtin): Likewise.
1640 (ix86_expand_unop1_builtin): Likewise.
1641 (ix86_expand_sse_compare): Likewise.
1642 (ix86_expand_sse_comi): Likewise.
1643 (ix86_expand_vec_init_builtin): Likewise.
1644 (ix86_expand_vec_ext_builtin): Likewise.
1645 (ix86_expand_vec_set_builtin): Likewise.
1646 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1648 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1649 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1651 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1652 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1653 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1655 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1657 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1658 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1659 arglist. Use new CALL_EXPR accessors. Fix callers.
1660 (altivec_expand_abs_builtin): Likewise.
1661 (rs6000_expand_binop_builtin): Likewise.
1662 (altivec_expand_predicate_builtin): Likewise.
1663 (altivec_expand_lv_builtin): Likewise.
1664 (spe_expand_stv_builtin): Likewise.
1665 (altivec_expand_stv_builtin): Likewise.
1666 (rs6000_expand_ternop_builtin): Likewise.
1667 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1668 (altivec_expand_st_builtin): Likewise.
1669 (altivec_expand_dst_builtin): Likewise.
1670 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1671 arglist. Use new CALL_EXPR accessors. Fix callers.
1672 (altivec_expand_vec_set_builtin): Likewise.
1673 (altivec_expand_vec_ext_builtin): Likewise.
1674 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1675 (spe_expand_builtin): Likewise.
1676 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1677 arglist. Use new CALL_EXPR accessors. Fix callers.
1678 (spe_expand_evsel_builtin): Likewise.
1679 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1680 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1682 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1683 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1684 (arm_expand_unop_builtin): Likewise.
1685 (arm_expand_builtin): Use new CALL_EXPR accessors.
1687 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1690 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1691 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1692 (bfin_expand_unop_builtin): Likewise.
1693 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1695 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1696 Brooks Moses <brooks.moses@codesourcery.com>
1697 Lee Millward <lee.millward@codesourcery.com>
1699 * c-semantics.c (build_stmt): Add internal diagnostic check.
1701 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1702 accessors. Print arguments explicitly instead of as a list.
1704 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1706 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1707 (c_finish_omp_flish): Likewise.
1709 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1710 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1711 instead of TREE_CODE_LENGTH.
1712 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1713 (c_warn_unused_result): Likewise.
1715 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1718 * doc/invoke.texi (Warning Options): Remove
1719 -Werror-implicit-function-declaration.
1720 (Wimplicit-function-declaration): Update description.
1721 * opts.c (common_handle_option): Move handling of -Werror=* to...
1722 (enable_warning_as_error): ...here.
1723 * opts.h (enable_warning_as_error): Declare.
1724 * c-decl.c (implicit_decl_warning): Unless
1725 -Wno-implicit-function-declaration is given, emit a pedwarn if
1726 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1727 * c.opt (Wimplicit-function-declaration): Replace
1728 mesg_implicit_function_declaration with
1729 warn_implicit_function_declaration.
1730 * c-opts.c (c_common_handle_option):
1731 -Werror-implicit-function-declaration is exactly equal as
1732 -Werror=implicit-function-declaration.
1733 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1734 warn_implicit_function_declaration.
1735 (c_common_post_options): -Wimplict-function-declaration is enabled
1736 by default by -std=c99, otherwise is disabled by default.
1737 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1739 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1741 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1742 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1743 former is ignored but not the latter.
1745 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1747 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1748 is made and the reference doesn't use the alias set of its type,
1749 do not create the temporary using that type.
1751 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1753 * jump.c: Remove prototypes for delete_computation and
1754 delete_prior_computation.
1756 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1758 * jump.c (get_label_after): Delete.
1759 (get_label_before, delete_computation, delete_jump,
1760 delete_prior_computation, follow_jumps): Move...
1761 * reorg.c (delete_computation, delete_prior_computation): ... here...
1762 (get_label_before, delete_jump): ... making these static ...
1763 (follow_jumps): ... and simplifying this since it only runs after
1765 * rtl.h (get_label_after, get_label_before, delete_jump,
1766 follow_jumps): Delete prototypes.
1768 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1770 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1772 2007-02-15 Nick Clifton <nickc@redhat.com>
1774 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1775 order to prevent it from being munged by the target.
1777 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.md: Remove misleading comment.
1781 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1783 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1784 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1787 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1789 * tree-sra.c (instantiate_missing_elements): Canonicalize
1791 (sra_build_assignment): New.
1792 (generate_copy_inout, generate_element_copy,
1793 generate_element_zero, generate_one_element_init): Use it.
1795 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1797 * tree-sra.c (instantiate_missing_elements): Canonicalize
1799 (sra_build_assignment): New.
1800 (generate_copy_inout, generate_element_copy,
1801 generate_element_zero, generate_one_element_init): Use it.
1803 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1805 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1808 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1810 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1811 types as aggregates not scalars.
1812 * function.c (assign_stack_temp_for_type): Likewise.
1814 2007-02-14 Roger Sayle <roger@eyesopen.com>
1815 Zdenek Dvorak <dvorakz@suse.cz>
1817 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1820 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1822 * passes.c (next_pass_1): Clear the next field of the copied
1825 2007-02-14 Richard Henderson <rth@redhat.com>
1827 * tree-sra.c (early_sra): New.
1828 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1829 (tree_sra_early, pass_sra_early): New.
1830 * tree-pass.h (pass_sra_early): Declare.
1831 * passes.c (init_optimization_passes): Use it.
1833 2007-02-14 Richard Guenther <rguenther@suse.de>
1835 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1837 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1839 PR tree-optimization/30771
1840 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1842 (vect_analyze_operations): Induction phis can now be marked as
1844 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1845 Update documentation accordingly.
1847 2007-02-14 Nick Clifton <nickc@redhat.com>
1849 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1850 most 3 arguments are supported.
1851 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1853 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1855 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1856 Ensure dst->current is valid.
1858 2007-02-13 Paul Brook <paul@codesourcery.com>
1860 * config.gcc: Add arm*-*-uclinux-*eabi.
1861 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1862 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1863 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1864 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1865 (LINK_SPEC): Define.
1867 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1869 * config/arm/uclinux-eabi.h: New file.
1870 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1871 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1874 2007-02-13 Ian Lance Taylor <iant@google.com>
1876 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1877 * flags.h (warn_strict_overflow): Declare.
1878 (enum warn_strict_overflow_code): Define.
1879 (issue_strict_overflow_warning): New static inline function.
1880 * opts.c (warn_strict_overflow): New variable.
1881 (common_handle_option): Handle OPT_Wstrict_overflow and
1882 OPT_Wstrict_overflow_.
1883 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1885 * fold-const.c: Include intl.h.
1886 (fold_deferring_overflow_warnings): New static variable.
1887 (fold_deferred_overflow_warning): New static variable.
1888 (fold_deferred_overflow_code): New static variable.
1889 (fold_defer_overflow_warnings): New function.
1890 (fold_undefer_overflow_warnings): New function.
1891 (fold_undefer_and_ignore_overflow_warnings): New function.
1892 (fold_deferring_overflow_warnings_p): New function.
1893 (fold_overflow_warning): New static function.
1894 (make_range): Add strict_overflow_p parameter. Change all
1896 (extract_muldiv, extract_muldiv_1): Likewise.
1897 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1898 tree_expr_nonnegative_p.
1899 (fold_negate_expr): Call fold_overflow_warning.
1900 (fold_range_test): Likewise.
1901 (fold_comparison): Likewise.
1902 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1903 instead of tree_expr_nonnegative_p.
1904 (tree_expr_nonnegative_warnv_p): Rename from
1905 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1906 (tree_expr_nonnegative_p): New function.
1907 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1908 strict_overflow_p parameter.
1909 (tree_expr_nonzero_p): New function.
1910 * passes.c (verify_interpass_invariants): New static function.
1911 (execute_one_pass): Call it.
1912 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1914 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1915 (estimate_numbers_of_iterations): Likewise.
1916 (scev_probably_wraps_p): Likewise.
1917 * tree-ssa-ccp.c: Include "toplev.h".
1918 (evaluate_stmt): Defer fold overflow warnings until we know we are
1920 (struct fold_stmt_r_data): Add stmt field.
1921 (fold_stmt_r): Defer fold overflow warnings until we know we
1923 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1924 (fold_stmt_inplace): Likewise.
1925 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1926 (cleanup_control_expr_graph): Defer fold overflow warnings until
1927 we know we are going to optimize.
1928 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1929 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1931 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1932 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1933 * tree-ssa-loop-manip.c (create_iv): Likewise.
1934 * c-typeck.c (build_conditional_expr): Likewise.
1935 (build_binary_op): Likewise.
1936 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1937 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1938 (extract_range_from_unary_expr): Likewise.
1939 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1940 assuming that signed overflow does not occur.
1941 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1942 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1943 (fold_defer_overflow_warnings): Declare.
1944 (fold_undefer_overflow_warnings): Declare.
1945 (fold_undefer_and_ignore_overflow_warnings): Declare.
1946 (fold_deferring_overflow_warnings_p): Declare.
1947 (tree_expr_nonzero_warnv_p): Declare.
1948 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1950 (Warning Options): Document -Wstrict-overflow.
1951 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1952 (tree-ssa-ccp.o): Likewise.
1953 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1954 (fold-const.o): Depend on intl.h.
1956 2007-02-13 Ian Lance Taylor <iant@google.com>
1959 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1962 2007-02-13 Stuart Hastings <stuart@apple.com>
1964 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1966 2007-02-13 Richard Henderson <rth@redhat.com>
1968 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1969 handled_component_p before looking for the indirect_ref.
1971 2007-02-13 Richard Henderson <rth@redhat.com>
1973 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1974 remove flags clobber.
1975 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1976 (bswaphi_lowpart): New.
1977 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1978 remove TARGET_BSWAP test. Delete expander of the same name.
1980 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1981 (expand_unop): Use them.
1983 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1985 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1986 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1987 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1988 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1989 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1990 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1991 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1992 assembler dialect choice from asm templates.
1994 2007-02-12 Richard Henderson <rth@redhat.com>
1996 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1997 (fixuns_trunc<SSEMODEF>si2): Use it.
1998 * config/i386/sse.md (vec_setv4sf_0): Export.
1999 * config/i386/i386.c (ix86_build_const_vector): Export.
2000 (ix86_split_convert_uns_si_sse): Rename from
2001 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2002 * config/i386/i386-protos.h: Update.
2004 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2007 * c-typeck.c (c_finish_return): Improve warning message.
2009 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2011 * alias.c (find_symbolic_term): Delete unused function.
2013 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2015 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2016 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2017 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2019 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2021 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2022 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2023 the function, temporarily point the debug interface to the null one.
2025 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2027 * dwarf2out.c (round_up_to_align): New static function.
2028 (field_byte_offset): Use it to round the offset.
2030 2007-02-12 Richard Henderson <rth@redhat.com>
2032 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2033 (inswl_const): Export.
2035 2007-02-12 Richard Henderson <rth@redhat.com>
2037 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2038 result mode of the libcall, convert back to outmode.
2040 2007-02-12 Roger Sayle <roger@eyesopen.com>
2042 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2043 (bswapdi2): New define_expand to implement 32-bit implementation.
2045 2007-02-12 Nick Clifton <nickc@redhat.com>
2047 * doc/invoke.texi (Overall Options): Document --help=.
2048 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2049 (cc1_options): Pass --help= on to cc1.
2050 (display_help): Add description of --help=.
2051 (process_command): Add code to handle --help=. Allow translated
2052 --help and --target-help switches to be passed on to compiler
2054 (main): Remove unused if statement.
2055 * opts.c (columns): Remove.
2056 (LEFT_COLUMN): Define.
2057 (wrap_help): Add columns argument.
2058 (print_filtered_help): Change parameters to be an include bitmask,
2059 an exclude bitmask, an any bitmask and the column width. Move the
2060 code to display the params list here. Add code to display the
2061 status of options rather than their descriptions if the quiet flag
2063 (print_specific_help): Change parameters to be an include bitmask,
2064 an exclude bitmask and an any bitmask. Move code to look up the
2065 column width here. Decide upon the title for an options listing.
2066 (common_handle_options): Add code to handle --help=. Adapt code
2067 for --help and --target-help to use the revised form of the
2068 print_specific_help function.
2069 (print_help): Delete.
2070 (print_param_help): Delete.
2071 (print_switch): Delete.
2072 * opts.h (cl_lang_count): Add prototype.
2073 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2074 CL_MAX_OPTION_CLASS): New defines.
2075 * optc-gen.awk: Add construction of cl_lang_count.
2076 * c.opt: Add Warning attribute to warning options and Optimization
2077 attribute to optimization options.
2078 * common.opt: Likewise.
2080 Add -fhelp and -ftarget-help as aliases for the transformed --help
2081 and --target-help options.
2082 * opt-functions.awk: Add code to handle Warning and Optimization
2085 2007-02-12 Richard Henderson <rth@redhat.com>
2087 * config/alpha/constraints.md: New file.
2088 * config/alpha/alpha.c: Include tm-constrs.h.
2089 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2090 alpha_extra_constraint): Remove.
2091 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2092 * config/alpha/alpha-protos.h: Update.
2093 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2094 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2095 (EXTRA_CONSTRAINT): Remove.
2096 * config/alpha/alpha.md: Include constraints.md.
2097 (adddi splitter): Use satisfies_constraint_*.
2098 * config/alpha/predicates.md (add_operand): Likewise.
2099 (sext_add_operand, addition_operation): Likewise.
2101 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2103 PR tree-optimization/29145
2104 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2105 in our handling of restrict qualified pointers.
2107 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2110 * doc/invoke.texi (Wunused-value): Update description.
2111 (Wextra): Delete item.
2112 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2113 value of Wunused-value.
2114 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2115 (c_finish_stmt_expr): Don't check extra_warnings.
2116 (emit_side_effect_warnings): The caller is responsible to check
2119 2007-02-11 Roger Sayle <roger@eyesopen.com>
2120 Matt Thomas <matt@3am-software.com>
2122 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2124 2007-02-11 Roger Sayle <roger@eyesopen.com>
2126 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2127 comparisons of POPCOUNT against zero.
2128 (simplify_const_relational_operation): Likewise.
2130 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2132 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2134 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2136 * dwarf2out.c (root_type): Delete unused function.
2138 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2140 * genattrtab.c (contained_in_p): Delete unused function.
2141 (write_expr_attr_cache): Likewise.
2143 2007-02-11 Jan Hubicka <jh@suse.cz>
2145 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2148 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2150 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2151 to add the REG_EQ* note.
2152 * see.c (see_merge_one_use_extension): Likewise.
2153 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2154 turn REG_EQUAL notes into REG_EQUIV notes if the target
2155 register may have more than one set.
2156 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2157 * gcse.c (try_replace_reg): Likewise.
2158 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2159 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2160 more than one REG_EQUIV note.
2161 * reload1.c (gen_reload): Use set_unique_reg_note.
2163 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2166 (ix86_builtin_conversion): New function.
2168 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2171 * tree.h (DECL_REPLACEABLE_P): New macro.
2172 * except.c (set_nothrow_function_flags): Likewise.
2174 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2175 Ira Rosen <irar@il.ibm.com>
2176 Dorit Nuzman <dorit@il.ibm.com>
2178 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2179 * targhooks.c (default_builtin_vectorized_conversion): New.
2180 * targhooks.h (default_builtin_vectorized_function): New declaration.
2181 * target.h (struct vectorize): Add builtin_conversion field.
2182 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2183 stmt_vec_info_type value.
2184 (vectorizable_conversion): New declaration.
2185 * tree-vect-analyze.c (vect_analyze_operations): Add
2186 vectorizable_conversion call.
2187 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2188 * tree-vect-transform.c (vectorizable_conversion): New function.
2189 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2190 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2192 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2193 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2194 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2195 or ALTIVEC_BUILTIN_VCFSX.
2197 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2200 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2201 CONST_DOUBLE and operand 0 is a hard register.
2202 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2203 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2204 is a hard floating-point register.
2206 2007-02-10 Richard Henderson <rth@redhat.com>
2207 Jakub Jelinek <jakub@redhat.com>
2208 Alexandre Oliva <aoliva@redhat.com>
2210 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2211 * builtin-types.def (BT_WORD): Make unsigned.
2212 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2213 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2214 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2215 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2216 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2217 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2219 * expr.c (emutls_var_address): New.
2220 (expand_expr_real_1): Expand emulated tls.
2221 (expand_expr_addr_expr_1): Likewise.
2222 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2223 * output.h (emutls_finish): Declare.
2224 * toplev.c (compile_file): Call it.
2225 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2226 address before wrapping in CONST.
2227 * varasm.c (emutls_htab, emutls_object_type): New.
2228 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2229 (get_emutls_object_name, get_emutls_object_type): New.
2230 (get_emutls_init_templ_addr, emutls_decl): New.
2231 (emutls_common_1, emutls_finish): New.
2232 (assemble_variable): When emulating tls, swap decls; generate
2233 constructor for the emutls objects.
2234 (do_assemble_alias): When emulating tls, swap decl and target name.
2235 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2237 * varpool.c (decide_is_variable_needed): Look at force_output.
2238 Recurse for emulated tls.
2239 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2240 with decide_is_variable_needed.
2241 * emutls.c: New file.
2242 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2243 tls_object for real tls.
2245 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2247 PR rtl-optimization/29599
2248 * reload1.c (eliminate_regs_in_insn): Take the destination
2249 mode into account when computing the offset.
2251 2007-02-09 Stuart Hastings <stuart@apple.com>
2252 Richard Henderson <rth@redhat.com>
2254 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2255 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2256 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2257 fixuns_truncdfhi2): New.
2258 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2259 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2260 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2261 (floatunssidf2): Allow nonimmediate source.
2262 * gcc/config/i386/sse.md (movdi_to_sse): New.
2263 (vec_concatv2di): Drop '*'.
2264 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2265 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2266 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2268 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2269 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2270 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2271 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2272 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2273 ix86_build_const_vector.
2274 (x86_emit_floatuns): Rewrite.
2276 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2278 * genautomata.c (longest_path_length): Delete unused function.
2279 (struct state): Delete unused longest_path_length.
2280 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2281 (get_free_state): Delete unused.
2283 2007-02-09 Jan Hubicka <jh@suse.cz>
2285 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2286 * doc/invoke.texi (inline-unit-growth): Update default value.
2288 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2289 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2290 (rebuild_cgraph_edges): Likewise.
2291 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2292 (dump_cgraph_node): Dump frequencies.
2293 (cgraph_clone_edge): Add frequency scales.
2294 (cgraph_clone_node): Add freuqnecy.
2295 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2296 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2297 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2298 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2299 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2300 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2301 (save_inline_function_body): Likewise.
2302 * ipa-inline.c: inluce rtl.h
2303 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2304 (cgraph_edge_badness): Use frequencies.
2305 (cgraph_decide_recursive_inlining): Update clonning.
2306 (cgraph_decide_inlining_of_small_function): Dump frequency.
2307 * predict.c (estimate_bb_frequencies): Export.
2308 * predict.h (estimate_bb_frequencies): Declare.
2309 * tree-inline.c (copy_bb): Watch overflows.
2310 (expand_call_inline): Update call of cgraph_create_edge.
2311 (optimize_inline_calls): Use TODO flags to update frequnecies.
2312 * passes.h: Include predict.h
2313 (init_optimization_passes): Move profile ahead.
2314 (execute_function_todo): Handle TODO_rebuild_frequencies.
2316 2007-02-09 Roger Sayle <roger@eyesopen.com>
2318 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2319 the insbl or inswl pattern into a register.
2321 2007-02-09 Roger Sayle <roger@eyesopen.com>
2323 * config/ia64/ia64.md (bswapdi2): New define_insn.
2325 2007-02-09 Richard Henderson <rth@redhat.com>
2327 * config/i386/constraints.md (Ym): New constraint.
2328 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2329 (movdi_1_rex64): Split sse and xmm general register moves from
2330 memory move alternatives. Use conditional register constraints.
2331 (movsf_1, movdf_integer): Likewise.
2332 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2333 (movdf_integer_rex64): New.
2334 (pushsf_rex64): Fix output constraints.
2335 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2336 (sse2_stored): Likewise.
2337 (sse2_storeq_rex64): New.
2338 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2339 amd and not generic.
2340 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2341 for optimize_size. Remove SF/DFmode hack.
2343 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2345 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2348 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2349 Richard Sandiford <richard@codesourcery.com>
2351 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2352 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2353 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2354 m68k/t-mlib to tmake_file.
2355 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2356 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2357 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2358 Allow it to be cf or m68k. Set m68k_arch_family. If that
2359 variable is not empty, add t-$m68k_arch_family to tmake_file.
2360 Add t-mlibs to tmake_file.
2361 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2362 * config/m68k/t-cf: New file.
2363 * config/m68k/t-m68k: Likewise.
2364 * config/m68k/t-mlibs: Likewise.
2365 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2366 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2367 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2368 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2369 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2371 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2372 (INSTALL_LIBGCC): Delete.
2373 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2374 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2375 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2376 (M68K_MLIB_CPU): Define.
2377 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2378 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2379 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2381 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2382 Richard Guenther <rguenther@suse.de>
2385 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2386 against INT_MIN/INT_MAX.
2387 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2388 file if a loop is removed.
2390 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2392 * calls.c (store_one_arg): Pass correct alignment to
2393 emit_push_insn for non-BLKmode values.
2394 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2395 unaligned stack slot via a suitably aligned slot.
2397 2007-02-08 DJ Delorie <dj@redhat.com>
2399 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2401 (legal_subregs): Use unsigned char, make const.
2402 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2404 2007-02-08 Paul Brook <paul@codesourcery.com>
2406 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2407 special interworking needed.
2409 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2411 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2412 conditional to __SSE2__.
2413 (Entries below should have been added to first ChangeLog
2414 entry for amdfam10 dated 2007-02-05)
2415 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2417 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2419 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2422 2007-02-08 DJ Delorie <dj@redhat.com>
2424 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2425 * config/m32c/m32c.c (legal_subregs): New.
2426 (m32c_illegal_subreg_p): New.
2427 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2428 unsupported subregs of hard regs.
2430 2007-02-08 Jan Hubicka <jh@suse.cz>
2432 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2433 the same one; always update histograms.
2435 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2437 * passes.c (init_optimization_passes): Tidy comment.
2439 2007-02-08 Roger Sayle <roger@eyesopen.com>
2441 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2442 strip zero_extend, bswap and rotates from POCOUNT's argument.
2443 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2444 zero_extend and rotates from PARITY's argument.
2445 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2446 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2447 of an integer constant at compile-time.
2449 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2452 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2454 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2457 * tree-ssa-live.c (remove_unused_locals): Do not remove
2458 TREE_ADDRESSABLE variables.
2459 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2460 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2461 FOR_CLOBBER. Update all users.
2462 If VAR has an associated alias set, add a virtual operand for
2463 it if no alias is found to conflict with the memory reference.
2465 2007-02-07 Jan Hubicka <jh@suse.cz>
2466 Robert Kidd <rkidd@crhc.uiuc.edu>
2468 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2470 2007-02-07 Ian Lance Taylor <iant@google.com>
2472 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2474 2007-02-07 Roger Sayle <roger@eyesopen.com>
2476 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2477 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2478 tablejumpdi, movsi_to_cr_one): Remove constraints from
2479 define_expand's match_operands.
2481 2007-02-07 Roger Sayle <roger@eyesopen.com>
2483 * global.c (compute_regsets): Move declatation of "i" inside of
2484 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2486 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2489 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2490 of INDIRECT_REF <RESULT_DECL>.
2492 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2494 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2495 Kaz Kojima <kkojima@gcc.gnu.org>
2498 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2500 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2502 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2504 * doc/loop.texi: Document possibility not to perform disambiguation
2505 of loops with multiple latches.
2506 * cfgloopmanip.c (alp_enum_p): Removed.
2507 (add_loop): Handle subloops. Use get_loop_body_with_size.
2508 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2509 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2510 the new forwarder block.
2511 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2512 Handle the case latch is NULL.
2513 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2514 when marking loop exits.
2515 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2517 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2518 disambiguate_loops_with_multiple_latches.
2519 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2520 before fix_loop_structure.
2521 * cfgloop.c: Include pointer-set.h and output.h.
2522 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2523 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2524 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2525 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2526 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2527 disambiguate_multiple_latches, get_loop_body_with_size,
2528 disambiguate_loops_with_multiple_latches): New functions.
2529 (flow_loop_dump): Dump multiple latch edges.
2530 (flow_loop_nodes_find): Handle loops with multiple latches.
2531 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2532 (glb_enum_p): Modified.
2533 (get_loop_body): Use get_loop_body_with_size.
2534 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2535 (AVOID_CFG_MODIFICATIONS): New constant.
2536 (disambiguate_loops_with_multiple_latches, add_loop,
2537 get_loop_body_with_size): Declare.
2538 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2540 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2543 * global.c (compute_regsets): New function.
2544 (global_alloc): Refactored ELIMINABLE_REGSET
2545 and NO_GLOBAL_ALLOC_REGS computation out.
2546 (rest_of_handle_global_alloc): Call compute_regsets()
2547 for non-optimizing case.
2549 2007-02-06 Richard Henderson <rth@redhat.com>
2551 * config/i386/constraints.md (Y2): Rename from Y.
2552 (Yi): New constraint.
2553 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2554 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2555 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2556 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2557 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2558 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2559 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2560 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2561 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2562 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2563 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2564 vec_extractv2si_1): Change Y constraints to Y2.
2565 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2566 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2567 Change Y constraints to Y2.
2568 (sse2_loadld): Change Y constraints to x.
2570 2007-02-06 Roger Sayle <roger@eyesopen.com>
2572 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2573 (parity<mode>2): New define_expand using rs6000_emit_parity.
2574 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2575 rs6000_emit_parity): New functions.
2576 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2577 rs6000_emit_parity): Prototype here.
2579 2007-02-06 Ian Lance Taylor <iant@google.com>
2581 * lower-subreg.c (simple_move_operand): Reject CONST.
2582 (resolve_clobber): Call validate_change rather than directly
2583 assigning to XEXP (pat, 0).
2585 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2587 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2588 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2589 (tree-cfg.o): Remove hashtab.h dependency.
2591 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2592 (struct ivopts_data): Change niters to pointer_map_t.
2593 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2594 (niter_for_exit): Create pointer_map on demand. Change for
2596 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2597 (free_loop_data): Destroy data->niters if created and reset field.
2598 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2599 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2601 * tree-ssa-reassoc.c: Include pointer-set.h.
2602 (bb_rank): Change to long *.
2603 (operand_rank): Change to pointer_map_t.
2604 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2605 (insert_operand_rank): Accept long.
2606 (operand_entry_hash, operand_entry_eq): Remove.
2607 (get_rank): Return long. Adjust for changes above.
2608 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2610 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2612 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2613 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2614 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2616 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2617 directly since it cannot be NULL.
2618 (get_vi_for_tree): Rewrite for pointer_map API.
2619 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2620 (init_alias_vars): Create vi_for_tree as pointer_map.
2621 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2623 * tree-cfg.c: Don't include hashtab.h.
2624 (edge_to_cases): Declare as pointer_map.
2625 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2627 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2628 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2629 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2631 (record_switch_edge): Delete.
2632 (get_cases_for_edge): Adjust for pointer_map API, inline
2633 record_switch_edge (rewritten for new API), remove goto.
2635 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2637 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2638 * tree-nested.c: Include pointer-set.h.
2639 (var_map_elt, var_map_eq, var_map_hash): Delete.
2640 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2642 (nesting_info_bitmap_obstack): New.
2643 (lookup_field_for_decl): Adjust for pointer_map API.
2644 (lookup_tramp_for_decl): Adjust for pointer_map API.
2645 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2646 (get_local_debug_decl): Adjust for pointer_map API.
2647 (convert_nl_goto_reference): Adjust for pointer_map API.
2648 (convert_nl_goto_receiver): Adjust for pointer_map API.
2649 (create_nesting_tree): Create outside GGC space. Create bitmap on
2650 the new obstack. Create field_map and var_map as pointer_maps.
2651 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2653 (lower_nested_functions): Move root here, no need to NULL it.
2654 Initialize and release the obstack.
2656 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2658 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2659 Remove prototypes and make them non-static.
2660 (struct tree_int_map): Remove.
2661 * tree.h (struct tree_int_map): Move here, turning TO into an
2663 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2665 * tree.h (TREE_COMPLEXITY): Remove.
2666 (struct tree_exp): Remove complexity field.
2667 * tree.c (build1_stat): Don't set it.
2669 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2670 Victor Kaplansky <victork@il.ibm.com>
2672 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2673 (vect_is_simple_reduction): Support reduction with induction as
2674 one of the operands.
2675 (vect_is_simple_iv_evolution): Fix formatting.
2676 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2677 formatting. Don't mark induction phis for vectorization.
2678 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2679 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2680 (vect_get_vec_def_for_operand): Support induction.
2681 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2683 (vectorizable_reduction): Support reduction with induction as one of
2685 (vectorizable_type_demotion): Use def-type of stmt argument rather
2686 than dummy def-type.
2688 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2689 flag_tree_scev_cprop.
2690 * common.opt (tree-scev-cprop): New flag.
2692 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2693 call to vect_get_new_vect_var.
2695 2007-02-06 Ira Rosen <irar@il.ibm.com>
2697 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2698 vectype is not NULL.
2699 (vect_pattern_recog_1): Likewise.
2701 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2703 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2704 (fold_negate_expr): Likewise.
2706 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2709 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2710 even if cv-qualification is the same.
2712 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2714 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2715 __enable_execute_stack on completion.
2717 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2719 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2720 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2721 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2722 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2723 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2724 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2725 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2726 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2728 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2730 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2731 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2732 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2733 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2734 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2735 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2736 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2737 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2738 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2739 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2740 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2741 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2742 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2743 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2744 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2745 sqrtextenddfxf2_i387): Added amdfam10_decode.
2747 * config/i386/athlon.md (athlon_idirect_amdfam10,
2748 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2749 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2750 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2751 athlon_ivector_store_amdfam10): New define_insn_reservation.
2752 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2757 * config/i386/athlon.md (athlon_call_amdfam10,
2758 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2759 define_insn_reservation.
2760 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2761 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2762 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2764 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2766 * config/i386/athlon.md (athlon_sseld_amdfam10,
2767 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2768 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2770 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2772 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2773 define_insn_reservation.
2774 * config/i386/i386.md (sseins): Added sseins to define_attr type
2775 and define_attr unit.
2776 * config/i386/sse.md: Set type attribute to sseins for insertq
2779 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2781 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2782 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2783 ssecomi_load_amdfam10, ssecomi_amdfam10,
2784 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2785 define_insn_reservation.
2786 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2790 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2791 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2792 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2793 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2794 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2795 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2796 define_insn_reservation.
2798 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2799 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2800 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2801 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2802 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2804 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2806 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2807 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2808 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2809 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2810 athlon_ssemul_load_k8): Added amdfam10.
2812 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2814 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2815 (x86_sse_unaligned_move_optimal): New variable.
2817 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2819 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2820 for unaligned vector SSE double/single precision loads for AMDFAM10.
2822 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2824 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2825 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2826 Define TARGET_CPU_DEFAULT_amdfam10.
2827 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2828 (processor_type): Add PROCESSOR_AMDFAM10.
2830 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2831 processor_type in config/i386/i386.h.
2832 Enable imul peepholes for TARGET_AMDFAM10.
2834 * config.gcc: Add support for --with-cpu option for amdfam10.
2836 * config/i386/i386.c (amdfam10_cost): New variable.
2837 (m_AMDFAM10): New macro.
2838 (m_ATHLON_K8_AMDFAM10): New macro.
2839 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2840 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2841 x86_promote_QImode, x86_integer_DFmode_moves,
2842 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2843 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2844 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2845 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2846 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2847 Enable/disable for amdfam10.
2848 (override_options): Add amdfam10_cost to processor_target_table.
2849 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2850 processor_alias_table.
2851 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2852 (ix86_adjust_cost): Add code for amdfam10.
2854 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2856 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2857 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2858 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2859 * config/i386/i386.h: Add builtin definition for SSE4A.
2860 * config/i386/i386.md: Add support for ABM instructions
2862 * config/i386/sse.md: Add support for SSE4A instructions
2863 (movntss, movntsd, extrq, insertq).
2864 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2865 Add -march=amdfam10 flag.
2866 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2867 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2869 * doc/extend.texi: Add documentation for SSE4A builtins.
2871 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2873 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2875 2007-02-05 Richard Guenther <rguenther@suse.de>
2877 * tree-vectorizer.h (vectorizable_function): Add argument type
2878 argument, change return type.
2879 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2880 * tree-vect-transform.c (vectorizable_function): Handle extra
2881 argument, return vectorized function decl.
2882 (build_vectorized_function_call): Remove.
2883 (vectorizable_call): Handle calls with result and argument types
2884 differing. Handle loop vectorization factor correctly.
2885 * targhooks.c (default_builtin_vectorized_function): Adjust for
2887 * targhooks.h (default_builtin_vectorized_function): Likewise.
2888 * target.h (builtin_vectorized_function): Add argument type
2890 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2891 extra argument, allow vectorizing of lrintf.
2892 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2893 documentation of target hook.
2895 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2898 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2899 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2900 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2902 2007-02-05 Roger Sayle <roger@eyesopen.com>
2904 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2905 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2906 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2907 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2908 before canonicalizing sincos to cexpi.
2909 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2911 2007-02-05 Roger Sayle <roger@eyesopen.com>
2913 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2914 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2915 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2917 2007-02-05 Roger Sayle <roger@eyesopen.com>
2919 * mips-tfile.c (initialize_init_file): Correct endianness test.
2921 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2923 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2926 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2928 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2929 saves in a PARALLEL before the register assignments.
2931 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2933 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2934 DWARF_FRAME_RETURN_COLUMN to be a general register.
2935 * dwarf2out.c (init_return_column_size): New function, split from...
2936 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2937 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2938 to be nongeneral registers.
2939 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2941 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2942 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2944 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2946 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2948 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2950 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2951 (remove_path): Use can_remove_branch_p and remove_branch instead
2952 of loop_delete_branch_edge.
2953 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2954 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2955 Update profile using scale_dominated_blocks_in_loop.
2956 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2957 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2958 (can_remove_branch_p, remove_branch): Declare.
2959 * tree-cfg.c (tree_can_remove_branch_p): New function.
2960 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2961 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2962 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2964 2007-02-05 Jan Hubicka <jh@suse.cz>
2967 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2968 nodes in cgraph, don't remove offline copy of the function.
2970 2007-02-04 Jan Hubicka <jh@suse.cz>
2972 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2973 vectors might cause maybe_lookup_element_for_expr to be called
2974 on non-sra-candidate.
2976 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2978 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2979 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2980 spelling conventions.
2982 2007-02-04 Richard Guenther <rguenther@suse.de>
2985 * fold-const.c (try_move_mult_to_index): Make sure to not
2986 overflow one dimension of a multi-dimensional array access.
2988 2007-02-04 Jan Hubicka <jh@suse.cz>
2990 * passes.c (init_optimization_passes): Reindent.
2992 2007-02-04 Jan Hubicka <jh@suse.cz>
2993 Eric Botcazou <ebotcazou@adacore.com>
2995 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2996 (execute_fixup_cfg): Break out the abnormal goto code.
2997 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2998 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2999 (optimize_inline_calls): Call make_nonlocal_label_edges.
3001 2007-02-04 Jan Hubicka <jh@suse.cz>
3003 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3004 true when something was changed.
3005 (rename_ssa_copies): When something was changed, do
3006 TODO_remove_unused_locals.
3007 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3008 add TODO_remove_unused_locals when instruction was removed.
3010 2007-02-04 Jan Hubicka <jh@suse.cz>
3012 * ipa-inline.c (try_inline): Improve debug output; work on already
3014 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3015 call try_inline for already inlined edges too when flattening;
3016 inline also functions that make callee growth but overall unit size
3019 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3021 * config/m32c/bitops.md, config/m32c/jump.md,
3022 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3023 config/m32r/m32r.h, config/m32r/m32r.md,
3024 config/m32r/predicates.md, config/m68hc11/larith.asm,
3025 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3026 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3027 config/mips/mips-protos.h, config/mips/mips.c,
3028 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3029 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3030 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3031 spelling conventions.
3033 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3034 Follow spelling conventions.
3036 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3038 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3039 warn about C++0x compatibility.
3041 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3043 * config/h8300/h8300.c, config/h8300/h8300.h,
3044 config/h8300/h8300.md: Follow spelling conventions.
3046 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3049 * combine.c (try_combine): Do not substitute source operand
3050 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3052 2007-02-03 Jan Hubicka <jh@suse.cz>
3054 PR gcov-profile/30650
3055 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3056 do not divide by zero for never executed counters.
3057 (tree_find_values_to_profile): Fix counters.
3058 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3060 2007-02-03 Ian Lance Taylor <iant@google.com>
3062 * lower-subreg.c (simple_move_operand): New static function,
3063 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3065 (simple_move): Call simple_move_operand.
3066 (find_decomposable_subregs): Add special handling of MEMs.
3067 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3068 meaning of return value. If we see a hard register, test whether
3069 it can store a word_mode value. Change all callers.
3071 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3073 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3074 ftrapv insns and expanders.
3075 (subdi3): Change define_expand operand 1 to arith11_operand, and
3076 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3077 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3078 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3082 * varasm.c (notice_global_symbol): Treat global objects as weak when
3085 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3087 * emit-rtl.c (dconstpi): Delete.
3089 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3090 * real.h (dconstpi): Delete.
3092 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3093 (fold_builtin_hypot): Likewise.
3095 2007-02-03 Tom Tromey <tromey@redhat.com>
3098 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3099 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3101 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3103 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3104 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3105 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3106 config/rs6000/cell.md, config/rs6000/darwin.h,
3107 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3108 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3109 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3110 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3111 typos. Follow spelling conventions.
3112 * doc/invoke.texi: Follow spelling conventions.
3114 2007-02-03 Roger Sayle <roger@eyesopen.com>
3116 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3117 canonicalization transformations that attempt to simplify integer
3118 constant comparisons to become comparisons against zero.
3120 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3122 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3124 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3125 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3127 2007-02-02 Mike Stump <mrs@apple.com>
3129 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3130 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3131 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3132 generate a branch island.
3134 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3136 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3137 (xtensa_legitimate_address_p): New.
3138 (xtensa_legitimize_address): New.
3139 (xtensa_output_addr_const_extra): New.
3140 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3142 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3143 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3144 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3145 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3146 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3147 (xtensa_legitimize_address): New.
3148 (xtensa_output_addr_const_extra): New.
3150 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3152 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3154 2007-02-02 Ian Lance Taylor <iant@google.com>
3156 * expmed.c (expand_divmod): Add comment.
3158 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3160 * emit-rtl.c (renumber_insns): Remove.
3161 * flags.h: Remove the extern for flag_renumber_insns.
3162 * rtl.h: Remove the prototype for renumber_insns.
3163 * toplev.c (flag_renumber_insns): Remove.
3165 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3167 Revert for x86 darwin:
3168 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3170 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3171 code before the following patch under TARGET_MACHO.
3172 (ix86_function_value_regno_p): Likewise.
3174 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3176 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3179 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3182 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3183 general or fp registers. Add comments.
3184 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3186 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3188 * pointer-set.c (insert_aux): Only return insertion slot.
3189 (pointer_set_insert): Adjust.
3190 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3191 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3192 pointer_map_traverse): New.
3193 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3194 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3195 pointer_map_contains, pointer_map_traverse): Declare.
3197 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3200 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3201 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3203 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3205 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3207 (struct _dep): New type.
3208 (dep_t): New typedef.
3209 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3210 (DEP_STATUS): New access macro. The macro with the same name was
3211 renamed to DEP_LINK_STATUS.
3212 (dep_init): Declare function
3214 (struct _dep_link): New type.
3215 (dep_link_t): New typedef.
3216 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3217 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3218 (DEP_LINK_STATUS): New macro.
3219 (debug_dep_links): New debug function.
3221 (struct _deps_list): New type.
3222 (deps_list_t): New typedef.
3223 (DEPS_LIST_FIRST): New access macro.
3224 (FOR_EACH_DEP_LINK): New cycle macro.
3225 (create_deps_list, free_deps_list, delete_deps_list): Declare
3227 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3228 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3229 (copy_deps_list_change_con): Ditto.
3231 (move_dep_link): Declare function.
3233 (struct _dep_node): New type.
3234 (dep_node_t): New typedef.
3235 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3237 (struct haifa_insn_data.back_deps): New field to hold backward
3238 dependencies of the insn.
3239 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3241 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3242 Change its type to deps_list_t.
3243 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3244 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3245 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3247 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3249 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3251 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3253 (dep_cost): Declare.
3255 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3256 (ds_to_dk, dk_to_ds): New functions.
3258 (init_dep_1): New static function.
3259 (init_dep): New function.
3260 (copy_dep): New static function.
3262 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3264 (detach_dep_link): New static function.
3265 (move_dep_link): New function.
3267 (dep_links_consistent_p, dump_dep_links): New static functions.
3268 (debug_dep_links): New debugging function.
3270 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3272 (alloc_deps_list, init_deps_list): New static functions.
3273 (create_deps_list): New function.
3274 (clear_deps_list): New static function.
3275 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3276 (deps_list_consistent_p, dump_deps_list): New static functions.
3277 (debug_deps_list): New function.
3278 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3280 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3282 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3283 use new scheduler dependencies lists.
3284 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3285 (sched_analyze): Ditto. Initialize dependencies lists.
3286 (add_forw_dep, compute_forward_dependences): Update to use new
3287 scheduler dependencies lists.
3289 (init_dependency_caches): Init deps_obstack.
3290 (free_dependency_caches): Free deps_obstack.
3292 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3293 new scheduler dependencies lists.
3294 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3295 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3297 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3298 Update to use new scheduler dependencies lists.
3299 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3300 (debug_dependencies): Ditto.
3301 (schedule_region): Update comments.
3303 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3304 scheduler dependencies lists.
3305 (schedule_ebb): Update comments.
3307 * rtl.def (DEPS_LIST): Remove.
3309 * lists.c (unused_deps_list): Remove.
3310 (free_list): Update assertions.
3312 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3313 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3315 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3316 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3318 * haifa-sched.c (comments): Update.
3319 (insn_cost1): Remove. Inline the code into insn_cost ().
3320 (insn_cost): Update to use new scheduler dependencies lists. Move
3321 processing of the dependency cost to dep_cost ().
3322 (dep_cost): New function. Use it instead of insn_cost () when
3323 evaluating cost of the dependency. Use compatible interface to
3324 interact with the target.
3325 (priority): Update to use new scheduler dependencies lists.
3326 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3327 with greater number of insns that depend on the insn.
3328 (schedule_insn): Update to use new scheduler dependencies lists. Add
3329 code to free backward dependencies lists. Inline and optimize code
3330 from resolve_dep () - see PR28071.
3331 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3332 lists. Update call to targetm.sched.is_costly_dependence hook.
3334 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3335 scheduler dependencies lists.
3337 (resolve_dep): Remove. Move the logic to schedule_insn ().
3338 (init_h_i_d): Initialize dependencies lists.
3340 (process_insn_depend_be_in_spec): Rename to
3341 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3343 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3344 Update to use new scheduler dependencies lists.
3345 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3347 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3348 new scheduler dependencies lists.
3349 (build_intra_loop_deps): Ditto.
3351 * target.h (struct _dep): Declare to use in
3352 gcc_target.sched.is_costly_dependence.
3353 (struct gcc_target.sched.adjust_cost): Fix typo.
3354 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3355 single dep_t parameter instead of an equivalent triad.
3356 (struct gcc_target.sched.adjust_cost_2): Remove.
3358 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3360 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3362 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3364 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3366 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3367 (REG_DEP_TRUE): Document.
3369 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3370 Change signature to correspond to the targetm.sched.adjust_cost hook.
3371 Update use in TARGET_SCHED_ADJUST_COST_2.
3372 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3373 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3374 new scheduler dependencies lists.
3375 (ia64_gen_check): Ditto.
3377 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3380 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3381 signature to correspond to the targetm.sched.is_costly_dependence hook.
3382 (is_costly_group): Update to use new scheduler dependencies lists.
3384 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3385 instead of INSN_COST () macro.
3387 2007-02-01 Ian Lance Taylor <iant@google.com>
3389 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3391 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3393 * pa.md (tp_load): Correct mfctl instruction syntax.
3395 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3397 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3398 altivec_padding_size calculation on AIX. Improve comment, add
3399 assert to verify that it's right.
3401 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3404 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3407 * global.c (global_alloc): Add mising initialization of
3410 2007-02-01 Roger Sayle <roger@eyesopen.com>
3412 * alias.c (init_alias_analysis): Correct whitespace.
3413 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3414 partition_hot_cold_basic_blocks): Likewise.
3415 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3416 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3417 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3418 fold_builtin_snprintf_chk, fold_builtin_printf,
3419 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3420 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3421 * cfgcleanup.c (cleanup_cfg): Likewise.
3422 * cfgexpand.c (tree_expand_cfg): Likewise.
3423 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3424 * function.c (get_next_funcdef_no): Likewise.
3425 * gengtype.c (main): Likewise.
3426 * genmodes.c (main): Likewise.
3427 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3428 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3429 * ifcvt.c (noce_emit_move_insn): Likewise.
3430 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3432 * stor-layout.c (get_best_mode): Likewise.
3433 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3434 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3435 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3436 perform_var_substitution, solve_graph): Likewise.
3437 * tree-vrp.c (vrp_finalize): Likewise.
3439 2007-02-01 Ian Lance Taylor <iant@google.com>
3441 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3442 high part of a paradoxical subreg, return a constant zero.
3444 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3446 * toplev.c (lang_dependent_init): Call init_set_costs.
3447 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3449 2007-02-01 Richard Guenther <rguenther@suse.de>
3452 * fold-const.c (fold_negate_expr): Allow negating a
3453 constant if overflow does not change.
3455 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3457 * doc/c-tree.texi (Expression trees): Improve markup.
3458 * doc/tm.texi (Register Classes, Addressing Modes)
3459 (Floating Point): Fix spacing after abbreviations. Fix some
3462 2007-02-01 Ben Elliston <bje@au.ibm.com>
3464 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3465 * doc/contrib.texi: Likewise.
3466 * doc/install.texi: Likewise.
3468 2007-01-31 Richard Henderson <rth@redhat.com>
3469 Ian Lance Taylor <iant@google.com>
3471 * lower-subreg.c: New file.
3472 * rtl.def (CONCATN): Define.
3473 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3475 * emit-rtl.c (update_reg_offset): New static function, broken out
3476 of gen_rtx_REG_offset.
3477 (gen_rtx_REG_offset): Call update_reg_offset.
3478 (gen_reg_rtx_offset): New function.
3479 * regclass.c: Revert patch of 2006-03-05, restoring
3481 (clear_reg_info_regno): New function.
3482 * dwarf2out.c (concatn_loc_descriptor): New static function.
3483 (loc_descriptor): Handle CONCATN.
3484 * common.opt (fsplit_wide_types): New option.
3485 * opts.c (decode_options): Set flag_split_wide_types when
3487 * timevar.def (TV_LOWER_SUBREG): Define.
3488 * rtl.h (gen_reg_rtx_offset): Declare.
3489 (reg_scan_update): Declare.
3490 * regs.h (clear_reg_info_regno): Declare.
3491 * tree-pass.h (pass_lower_subreg): Declare.
3492 (pass_lower_subreg2): Declare.
3493 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3494 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3496 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3497 * Makefile.in (OBJS-common): Add lower-subreg.o.
3498 (lower-subreg.o): New target.
3500 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3502 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3504 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3507 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3509 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3512 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3514 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3516 * cfgloop.h: Include vec-prim.h.
3517 (enum li_flags): Remove LI_ONLY_OLD.
3518 (loop_iterator): Changed.
3519 (fel_next, fel_init): Iterate over loop tree.
3520 (FOR_EACH_LOOP_BREAK): New macro.
3521 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3523 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3524 * modulo-sched.c (sms_schedule): Ditto.
3525 * tree-vectorizer.c (vectorize_loops): Ditto.
3526 * doc/loop.texi: Update information on loop numbering and behavior of
3527 FOR_EACH_LOOP wrto new loops.
3528 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3529 add_to_evolution_1): Test nestedness of loops instead of comparing
3531 * tree-chrec.c (chrec_fold_plus_poly_poly,
3532 chrec_fold_multiply_poly_poly, chrec_evaluate,
3533 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3534 reset_evolution_in_loop): Ditto.
3535 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3537 2007-01-31 Dirk Mueller <dmueller@suse.de>
3539 * c-common.c (warn_about_parentheses): Separate warning about
3540 un-parenthized sequence of comparison operators from the one
3541 which is supposed to warn about x <= y <= z.
3543 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3545 * optabs.h (enum optab_index): Add new OTI_isinf.
3546 (isinf_optab): Define corresponding macro.
3547 * optabs.c (init_optabs): Initialize isinf_optab.
3548 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3550 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3551 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3553 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3554 expand_builtin_interclass_mathfn.
3555 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3556 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3557 (fxam<mode>2_i387): New insn pattern.
3558 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3559 built-in functions as x87 inline asm.
3561 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3563 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3565 2007-01-30 Eric Christopher <echristo@apple.com>
3567 * config.gcc: Add geode.
3569 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3571 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3572 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3573 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3574 value-prof.c: Fix comment typos.
3576 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3579 * doc/invoke.texi (Wpointer-arith): Document warning.
3581 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3583 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3584 the list of discrepancies from the draft TR.
3586 2007-01-30 Dirk Mueller <dmueller@suse.de>
3589 * doc/invoke.texi (-Wreturn-type): Update description to
3592 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3594 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3596 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3598 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3599 to handle optabs that operate on floating point input argument and
3600 output to integer output.
3601 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3602 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3603 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3604 expand_builtin_interclass_mathfn ().
3605 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3607 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3608 ilogbl built-in functions as x87 intrinsics.
3610 2007-01-30 Richard Guenther <rguenther@suse.de>
3613 * dwarf2out.c (reference_to_unused): Query varpool if the
3614 variable was output.
3616 2007-01-30 Richard Guenther <rguenther@suse.de>
3619 * passes.c (execute_one_pass): Reset in_gimple_form to not
3620 confuse non-unit-at-a-time mode.
3622 2007-01-29 Roger Sayle <roger@eyesopen.com>
3623 Richard Guenther <rguenther@suse.de>
3625 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3626 avoid undefined behaviour on overflow. Use force_fit_type_double
3627 to construct the constant with the specified TREE_OVERFLOW.
3629 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3631 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3632 * config/dfp-bit.h: Ditto.
3634 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3636 * c-decl.c (pop_scope): Replace warnings with call to
3637 warn_for_unused_label.
3638 * c-common.h (warn_for_unused_label): Declare.
3639 * c-common.c (warn_for_unused_label): Define.
3641 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3643 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3646 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3648 * Makefile.in (USER_H): Remove decfloat.h.
3649 * ginclude/decfloat.h: Delete, moving contents to ...
3650 * ginclude/float.h: Add support for decimal floating point,
3651 guarded by __STDC_WANT_DEC_FP__.
3653 2007-01-29 Mike Stump <mrs@apple.com>
3655 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3656 Analysis and Representation to resolve case insensitive conflict.
3657 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3659 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3661 * tree.h (struct tree_memory_tag): Add aliases member.
3662 (MTAG_ALIASES): New macro.
3663 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3664 (add_may_alias): Remove pointer-set. Update for may_aliases being
3666 (mark_aliases_call_clobbered): Update for may_aliases being a
3668 (compute_tag_properties): Ditto.
3669 (create_partition_for): Ditto.
3670 (compute_memory_partitions): Ditto.
3671 (dump_may_aliases_for): Ditto.
3672 (is_aliased_with): Ditto.
3673 (add_may_alias_for_new_tag): Ditto.
3674 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3675 (compute_is_aliased): New function.
3676 (compute_may_aliases): Call compute_is_aliased).
3677 (init_alias_info): Initialize alias_bitmap_obstack.
3678 (union_alias_set_into): New function.
3679 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3680 (have_common_aliases_p): Rewrite to take two bitmaps and use
3682 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3684 (finalize_ref_all_pointers): Update for add_may_alias changes.
3685 (new_type_alias): Ditto.
3686 * tree-flow-inline.h (may_aliases): Return a bitmap.
3687 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3688 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3689 may_aliases being a bitmap.
3690 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3691 may_aliases now returns a bitmap.
3692 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3694 * tree-ssa-operands.c (add_virtual_operand): Update for
3695 may_aliases being a bitmap.
3697 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3699 PR tree-optimization/30630
3700 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3701 variable as changed.
3703 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3706 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3707 expanded only once even if an error occurs.
3709 2007-01-29 Ben Elliston <bje@au.ibm.com>
3711 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3712 (__gcov_average_profiler): Likewise.
3713 (__gcov_ior_profiler): Likewise.
3714 (__gcov_merge_ior): Likewise.
3716 2007-01-28 Jan Hubicka <jh@suse.cz>
3718 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3719 * value-prof.c (stringop_block_profile): Likewise.
3721 2007-01-28 Jan Hubicka <jh@suse.cz>
3723 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3724 variant handling histograms; add wrapper.
3725 (clear_storage_via_libcall): Export.
3726 (emit_block_move_hints): Break out from ...; add histograms.
3727 (emit_block_move): ... this one.
3728 (clear_storage_hints): Break out from ...; add histograms.
3729 (clear_storage): ... this one.
3730 (set_storage_via_memset): Handle histogram.
3731 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3732 (clear_storage_hints, clear_storage_via_libcall): Declare.
3733 (set_storage_via_setmem): Update prototype.
3734 * doc/md.texi (movmem, setmem): Document new arguments.
3736 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3738 (stringop_block_profile): New global function.
3739 (tree_stringops_values_to_profile): Profile block size and alignment.
3740 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3742 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3743 (stringop_block_profile): Declare.
3744 * builtins.c: Include value-prof.h.
3745 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3746 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3747 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3748 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3749 * profile.c (instrument_values): Add new counters.
3750 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3752 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3753 (tree_init_edge_profiler): Build new profilers.
3754 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3755 (pass_tree_profile): Add dump.
3756 (tree_profile_hooks): Update.
3757 * Makefile.in (LIBGCOV): Add new constants.
3758 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3759 __gcov_ior_profiler): New.
3760 * i386.md (movmem/setmem expanders): Add new optional arguments.
3762 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3764 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3766 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3768 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3769 (tree_unswitch_single_loop): Pass eni_size_weights to
3770 tree_num_loop_insns.
3771 * tree-ssa-loop-manip.c: Include tree-inline.h.
3772 (can_unroll_loop_p): Pass eni_size_weights to
3773 tree_num_loop_insns.
3774 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3775 Pass eni_size_weights to estimate_num_insns.
3776 * tree.h (init_inline_once): Export.
3777 * toplev.c (backend_init): Call init_inline_once.
3778 * cgraphunit.c (cgraph_process_new_functions,
3779 cgraph_analyze_function): Pass eni_inlining_weights to
3781 * ipa-inline.c (compute_inline_parameters): Ditto.
3782 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3783 to estimate_num_insns.
3784 (try_unroll_loop_completely): Pass eni_size_weights to
3785 tree_num_loop_insns.
3786 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3787 ot estimate_num_insns.
3788 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3789 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3790 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3791 eni_time_weights): New variables.
3792 (init_inline_once): Initialize them.
3793 (struct eni_data): Mew.
3794 (estimate_num_insns_1, estimate_num_insns): Use weights.
3795 * tree-inline.h (struct eni_weights_d): New.
3796 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3797 (estimate_num_insns): Declaration changed.
3798 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3799 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3800 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3802 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3804 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3805 relations in the conflict function is valid.
3807 2007-01-27 Ian Lance Taylor <iant@google.com>
3809 * common.opt: Add fstrict-overflow.
3810 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3811 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3812 (TYPE_OVERFLOW_UNDEFINED): Define.
3813 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3815 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3816 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3817 (fold_negate_expr): Likewise.
3818 (make_range): Likewise.
3819 (extract_muldiv_1): Likewise.
3820 (maybe_canonicalize_comparison): Likewise.
3821 (fold_comparison): Likewise.
3822 (fold_binary): Likewise.
3823 (tree_expr_nonnegative_p): Likewise.
3824 (tree_expr_nonzero_p): Likewise.
3825 * tree-vrp.c (compare_values): Likewise.
3826 (extract_range_from_binary_expr): Likewise.
3827 (extract_range_from_unary_expr): Likewise.
3828 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3830 (nowrap_type_p): Likewise.
3831 * tree-scalar-evolution.c (simple_iv): Likewise.
3832 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3833 (build_range_check): Likewise.
3834 (extract_muldiv_1): Likewise.
3835 (fold_comparison): Likewise.
3836 * tree-vrp.c (vrp_int_const_binop): Likewise.
3837 (extract_range_from_unary_expr): Likewise.
3838 * convert.c (convert_to_integer): Likewise.
3839 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3840 (fold_comparison): Likewise.
3841 (fold_binary): Likewise.
3842 * optabs.c (optab_for_tree_code): Likewise.
3843 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3844 * simplify-rtx.c (simplify_const_relational_operation): Check
3845 flag_strict_overflow and flag_trapv.
3846 (simplify_const_relational_operation): Likewise.
3847 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3848 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3851 2007-01-27 Roger Sayle <roger@eyesopen.com>
3853 * tree.c (tree_fold_gcd): Delete.
3854 * tree.h (tree_fold_gcd): Remove prototype.
3855 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3856 test whether one constant integer is a multiple of another. Instead
3857 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3858 * fold-const.c (multiple_of_p): We've determined both TOP and
3859 BOTTOM are integer constants so we can call int_const_binop directly
3860 instead of the more generic const_binop.
3862 2007-01-27 Roger Sayle <roger@eyesopen.com>
3864 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3865 1*X check that the constant hasn't overflowed, to preserve the
3867 (round_up): Provide an efficient implementation when rouding-up an
3868 INTEGER_CST to a power-of-two.
3870 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3872 * doc/sourcebuild.texi: Add comma for clarity.
3873 * doc/extend.texi: Fix some typos.
3874 * doc/passes.texi: Likewise.
3875 * doc/cppinternals.texi: Likewise.
3876 * doc/c-tree.texi: Likewise.
3877 * doc/tree-ssa.texi: Likewise.
3878 * doc/install.texi: Likewise.
3880 2007-01-27 Jan Hubicka <jh@suse.cz>
3882 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3883 (pass_sra): Do not require alias information.
3884 * passes.c (init_optimization_passes): Add SRA
3886 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3888 * tracer.c (rest_of_handle_tracer): We already cleaned
3889 up the CFG in tracer() so don't do it here again.
3890 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3891 cleanup_cfg here, either. And don't call renumber_insns.
3893 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3894 and BB_HEAD are in the insn stream here. Instead make sure
3895 that BB_INSN is valid on all insns. Also, do check here that
3896 there are no pending branch predictions...
3897 (rtl_verify_flow_info): ...instead of doing it here. Checks
3898 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3901 2007-01-26 Roger Sayle <roger@eyesopen.com>
3903 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3904 function to simplify/factorize operand order canonicalization.
3905 (ix86_fixup_binary_operands): Reorganize using the above function.
3906 (ix86_binary_operator_ok): Likewise.
3908 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3910 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3911 file scope from optimize_attrs.
3912 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3914 (optimize_attrs): Clear insn_code_values after freeing it.
3916 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3918 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3919 a parts.base assignment.
3921 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3923 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3924 (compute_subscript_distance, initialize_data_dependence_relation,
3925 finalize_ddr_dependent, analyze_ziv_subscript,
3926 analyze_siv_subscript_cst_affine,
3927 compute_overlap_steps_for_affine_univar,
3928 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3929 analyze_siv_subscript, analyze_miv_subscript,
3930 analyze_overlapping_iterations, subscript_dependence_tester_1,
3931 compute_self_dependence, free_dependence_relation): Work
3932 with affine_fn instead of chrecs.
3933 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3934 common_affine_function, affine_function_base,
3935 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3936 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3937 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3938 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3939 (all_chrecs_equal_p): Removed.
3940 * tree-data-ref.h (affine_fn, conflict_function): New types.
3941 (struct subscript): Change type of conflicting_iterations_in_a
3942 and conflicting_iterations_in_b.
3944 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3947 * config/pa/pa.h (TARGET_HPUX_11): New.
3948 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3949 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3951 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3952 Richard Guenther <rguenther@suse.de>
3954 * tree-ssa-structalias.c (solve_graph): Handle case
3955 we merged the variable to another.
3957 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3962 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3963 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3965 2007-01-25 DJ Delorie <dj@redhat.com>
3967 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3968 allow changes to modes which don't fit in those registers.
3970 * reload1.c (choose_reload_regs): Check for invalid subregs before
3971 computing their locations, not after.
3973 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3976 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3977 save Altivec registers in an eh_return function.
3978 (compute_vrsave_mask): Likewise.
3979 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3980 for saving Altivec registers.
3981 (rs6000_emit_prologue): Don't allocate stack twice in
3982 eh_return function. Correct expected value of altivec_save_offset
3983 when using save_world. Describe save of R0 to stack when using
3984 save_world. Describe stack pointer adjustment when using
3985 save_world. Remove duplicated eh_return parameter register saving.
3986 Update sp_offset variable after save_world.
3987 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3989 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3990 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3993 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3995 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3997 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4000 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4001 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4003 2007-01-25 Richard Guenther <rguenther@suse.de>
4005 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4006 * common.opt (-Wcoverage-mismatch): New warning option.
4007 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4008 if -Wcoverage-mismatch is given.
4010 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4012 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4013 (ipcp_driver): Change to static definition.
4014 Add dumping of the ifunctions.
4015 (constant_val_insert): Remove unused parameter. Support for SSA.
4016 (ipcp_propagate_const): Support for SSA.
4017 (ipcp_profile_bb_print): Print only analyzed nodes.
4018 (ipcp_replace_map_create): Remove support for Fortran constant
4020 * ipa-prop.c (ipa_method_modify_stmt,
4021 ipa_callsite_compute_param): Support for SSA.
4022 * ipa-prop.h (ipcp_driver): Remove declaration.
4023 (IS_VALID_TREE_MAP_INDEX): Add define.
4025 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4027 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4029 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4032 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4033 constant argument to cabs and do it without checking for
4034 -funsafe-math-optimizations.
4036 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4038 * c-common.h (RID_FIRST_CXX0X): New.
4039 (RID_LAST_CXX0X): New.
4040 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4042 * c.opt (Wc++0x-compat): New.
4043 * doc/invoke.texi (-Wc++0x-compat): Document.
4045 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4047 * builtins.c (fold_builtin_carg): New.
4048 (fold_builtin_1): Use it.
4050 2007-01-24 Jan Hubicka <jh@suse.cz>
4052 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4054 * ipa-inline.c (initial_insns, max_insns): Delete.
4055 (compute_max_insns): New function.
4056 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4057 of insns as base for code growth.
4058 (cgraph_decide_inlining): Make initial_insns local; do not compute
4060 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4061 * doc/invoke.texi (inline-unit-growth): Update docs.
4063 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4065 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4066 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4067 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4068 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4069 for CPUs that have PTA_CX16 set.
4072 * gimplify.c (omp_check_private): New function.
4073 (gimplify_scan_omp_clauses): Use it for
4074 firstprivate/lastprivate/reduction.
4077 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4078 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4081 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4082 If lower_lastprivate_clauses emits some statements, append them
4083 to dlist rather than body_p and to body_p append an initializer.
4084 (lower_omp_for): Adjust caller.
4086 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4088 * target.h (globalize_decl_name): New.
4089 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4090 * output.h (default_globalize_decl_name): New.
4091 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4093 (globalize_decl): Ditto.
4094 (default_globalize_decl_name): New.
4095 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4096 (ia64_handle_version_id_attribute): New.
4097 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4098 (ia64_asm_output_external): Use globalize_decl_name instead
4100 * doc/extend.texi (version_id): New pragma.
4101 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4103 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4105 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4106 _uleb128_t and _Unwind_SWord with _sleb128_t.
4107 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4108 uw_frame_state_for, uw_update_context_1): Likewise.
4109 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4110 * unwind-pe.h (read_uleb128, read_sleb128,
4111 read_encoded_value_with_base): Likewise.
4112 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4114 2007-01-24 Richard Guenther <rguenther@suse.de>
4116 * builtins.c (expand_builtin_cexpi): Get the fndecl
4117 for cexp in the correct way.
4119 2007-01-24 Jan Hubicka <jh@suse.cz>
4121 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4123 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4125 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4126 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4127 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4128 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4129 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4130 __SIZEOF_PTRDIFF_T__.
4131 * doc/cpp.texi: Documentation for the new builtin macros added.
4133 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4135 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4136 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4137 instead of operands[2] to avoid access past the end of array.
4139 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4141 * reload1.c (emit_reload_insns): Pass the reload register
4142 for a non-spill output reload through forget_old_reloads_1.
4144 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4146 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4147 _SOFT_DOUBLE if doubles use software floating-point.
4148 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4149 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4150 * config/rs6000/darwin-ldouble.c: Also compile functions for
4151 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4152 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4153 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4154 commented-out long double override.
4155 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4156 * config/rs6000/eabispe.h: Likewise.
4157 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4158 long double for non-SPE.
4159 (rs6000_handle_option): Likewise.
4160 (invalid_e500_subreg): Disallow more subregs involding DImode,
4161 DFmode, TImode or TFmode.
4162 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4164 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4166 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4167 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4169 (rs6000_legitimate_address): Also check for TFmode for E500
4171 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4172 (spe_build_register_parallel): Handle TFmode and TCmode.
4173 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4175 (function_arg): Handle TFmode and TCmode for E500 double.
4176 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4178 (print_operand): Handle TFmode and TImode for %y.
4179 (rs6000_generate_compare): Handle TFmode comparisons for E500
4181 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4182 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4183 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4184 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4185 TFmode for E500 double.
4186 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4187 (floatsidf2): Enable for E500 double.
4188 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4189 (extenddftf2): Change to extenddftf2_fprs.
4190 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4191 depending on TARGET_E500_DOUBLE.
4192 (extendsftf2): Enable for E500 double.
4193 (trunctfdf2): Enable for E500 double.
4194 (trunctfsf2): Change to trunctfsf2_fprs.
4195 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4196 depending on TARGET_E500_DOUBLE.
4197 (floatsitf2): Enable for E500 double.
4198 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4199 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4200 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4201 (negtf2): Change to negtf2_internal.
4202 (negtf2): New expander.
4203 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4204 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4205 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4206 (movdi_internal32): Use rs6000_nonimmediate_operand.
4207 (unnamed splitter): Likewise.
4208 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4209 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4210 (SPE64TF, DITI): New mode macros.
4211 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4214 (frob_<mode>_di_2): New.
4215 (frob_tf_di_8_2): New.
4216 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4218 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4220 (frob_ti_<mode>_8_2): New.
4221 (frob_ti_tf_2): New.
4222 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4223 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4225 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4226 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4227 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4228 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4229 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4230 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4233 2007-01-23 Ian Lance Taylor <iant@google.com>
4235 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4237 (OBJS-archive): Reformat, alphabetize.
4238 (OBJS): Change out_object_file to OBJS-md.
4240 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4243 JUMP_P and CALL_P predicates where applicable.
4244 * config/i386/i386.c: Ditto.
4245 * config/i386/i386.md: Ditto.
4246 * config/i386/mmx.md: Ditto.
4247 * config/i386/predicates.md: Ditto.
4249 2007-01-22 Andreas Schwab <schwab@suse.de>
4251 * config/m68k/m68k.h: Fix comment.
4253 2007-01-22 Jan Hubicka <jh@suse.cz>
4255 * passes.c (init_optimization_passes): Do not rerun
4256 pass_early_warn_uninitialized.
4258 2007-01-22 Richard Guenther <rguenther@suse.de>
4260 PR tree-optimization/30038
4261 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4263 (execute_cse_sincos_1): Likewise.
4264 (execute_cse_sincos): Likewise.
4265 (gate_cse_sincos): Likewise.
4266 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4267 the cexpi() canonicalization of sincos().
4268 * tree-pass.h (pass_cse_sincos): Declare.
4269 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4271 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4273 PR rtl-optimization/29329
4274 * combine.c (replaced_rhs_insn): Rename to i2mod.
4275 (replaced_rhs_value): Rename to i2mod_new_rhs.
4276 (i2mod_old_rhs): New global variable.
4277 (combine_instructions): Adjust for above change. Save a copy of
4278 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4279 note are substituted in the second instruction.
4280 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4281 ditch the note if it pertains to the second eliminated register
4282 and this register is mentioned in i2mod_old_rhs.
4285 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4287 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4288 the insn to which the note was originally attached.
4290 2007-01-21 Jan Hubicka <jh@suse.cz>
4292 * ipa-inline.c (inlining_mode): Comment, move up.
4293 (cgraph_decide_inlining_incrementally): Do not perform inlining
4294 itself; fix handling of flattening of self recursive functions.
4295 (cgraph_find_cycles): Remove.
4296 (cgraph_flatten_node): Remove.
4297 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4298 (try_inline): New function.
4299 (cgraph_early_inlining): Update call of
4300 cgraph_decide_inlining_incrementally. Apply inlining here.
4301 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4303 2007-01-21 Dirk Mueller <dmueller@suse.de>
4306 * tree-vrp.c (check_array_bounds): do not warn
4307 about ADDR_EXPR's of ARRAY_REF's which are immediately
4308 used in binary expressions.
4310 2007-01-21 Ira Rosen <irar@il.ibm.com>
4312 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4313 read_write_dep and macros for its access.
4314 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4315 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4316 argument, call vect_check_interleaving for every independent pair of
4317 data-refs. Mark loads that access the same memory location as a store
4319 (vect_check_dependences): Remove.
4320 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4321 call, fix the call to vect_analyze_data_ref_dependence.
4322 (vect_analyze_data_ref_access): For statements that access the same
4323 data-ref, check that they are not stores; for loads, check that there
4324 is no store that access the same location.
4326 2007-01-20 Roger Sayle <roger@eyesopen.com>
4327 Joseph Myers <joseph@codesourcery.com>
4329 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4330 (-fdump-rtl-stack): Likewise.
4331 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4332 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4333 (-mpt-fixed): Use @minus{} for minus sign.
4334 (Using Precompiled Headers): Fix under/overfull hbox.
4336 2007-01-20 Jan Hubicka <jh@suse.cz>
4338 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4339 place within annotation.
4341 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4343 * pa.c (output_move_double): Change array size of xoperands to 4.
4345 2007-01-20 Jan Hubicka <jh@suse.cz>
4347 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4350 2007-01-19 Ian Lance Taylor <iant@google.com>
4352 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4353 constant to unsigned HOST_WIDE_INT before negating.
4355 2007-01-19 Ian Lance Taylor <iant@google.com>
4357 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4359 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4360 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4361 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4362 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4363 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4364 (realloc_vdef, realloc_vuse): Change second parameter to
4366 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4368 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4369 unsigned. Change x and lim locals to unsigned.
4370 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4372 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4373 (copy_virtual_operands): Change i and n locals to unsigned.
4375 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4378 * builtins.c (fold_builtin_1): Handle builtin fdim.
4380 2007-01-20 Jan Hubicka <jh@suse.cz>
4382 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4383 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4384 init_alias_heapvars.
4385 (init_alias_heapvars): Initialize only when not already initialized.
4386 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4388 2007-01-19 Roger Sayle <roger@eyesopen.com>
4390 * common.opt (fsigned-zeros): New command line option.
4391 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4392 of flag_unsafe_math_optimizations.
4393 * opts.c (set_fast_math_flags): The -ffast-math command line option
4394 implies -fno-signed-zeros.
4395 (fast_math_flags_set_p): Likewise.
4397 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4398 the documentation of -ffast-math appropriately. Wrap long lines.
4400 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4402 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4403 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4405 2007-01-19 Tomas Bily <tbily@suse.cz>
4407 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4409 (tree_init_ic_make_global_vars): New function
4410 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4411 (tree_gen_ic_profiler): New function
4412 (tree_gen_ic_func_profiler): New function
4413 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4414 (tree_profile_hooks): Added hook for indirec/virtual calls
4415 * value-prof.c (tree_find_values_to_profile): New case for
4417 (tree_values_to_profile): Call for determining indirect/virtual
4419 (tree_indirect_call_to_profile): New function
4420 (tree_ic_transform): New function
4421 (tree_ic): New function
4422 (find_func_by_pid): New function
4423 (init_pid_map): New function
4424 (tree_value_profile_transformations): Added check for
4425 indirect/virtual call transformation
4426 * value-prof.h (enum hist_type): New counter type for
4427 indirect/virtual calls
4428 (profile_hooks): Added new hook for profiling indirect/virtual
4430 * profile.c (instrument_values): New case for indirect/virtual
4432 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4433 (GCOV_COUNTER_V_INDIR): New counter type
4434 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4435 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4437 * cgraph.c: Definition of cgraph_max_pid
4438 (cgraph_create_node): Default init of pid attribute
4439 * cgraph.h: Declaration of cgraph_max_pid
4440 (struct cgraph_node): Added pid attribute
4441 * libgcov.c (__gcov_indirect_call_profiler): New function
4442 (__gcov_one_value_profiler_body): New function
4443 (__gcov_one_value_profiler): Body was moved to
4444 __gcov_one_value_profiler_body and calls it
4446 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4448 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4449 * gengtype.c (write_types_data, write_func_for_structure,
4450 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4451 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4452 (walk_type, write_func_for_structure): Generate the mark_hook if
4455 2007-01-19 Jan Hubicka <jh@suse.cz>
4457 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4458 'early' argument take inlining mode argument specifying whether to
4459 inline for size/speeed or all functions; add support for flattening;
4461 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4463 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4466 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4467 the name of the declared identifier.
4469 2007-01-19 Dirk Mueller <dmueller@suse.de>
4471 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4472 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4473 duplicate evaluation.
4475 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4477 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4478 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4479 to XFMode, use acosxf2 and truncate result to requested mode.
4480 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4481 (asin<mode>2): Similarly, with asin expanders.
4482 (*fscalexf4_i387): Rename from *fscalexf4.
4483 (expNcorexf3): New expander.
4484 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4485 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4486 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4487 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4488 patterns for SSE math.
4489 (exp10<mode>2): Similarly, with exp10 expanders.
4490 (exp2<mode>2): Similarly, with exp2 expanders.
4491 (expm1<mode>2): Similarly, with expm1 expanders.
4492 (ldexp<mode>3): Similarly, with ldexp expanders.
4493 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4494 Use gen_truncxf<mode>2_i387_noop to truncate result.
4496 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4498 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4499 for ColdFire targets.
4501 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4502 Richard Sandiford <richard@codesourcery.com>
4504 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4505 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4506 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4507 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4508 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4509 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4511 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4513 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4514 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4515 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4516 (*adddi_dilshr32_cf): New pattern.
4517 (adddi3, subdi3): Remove first alternatives.
4519 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4521 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4522 implemented using move.l, do not use its cc result for floating-point
4525 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4527 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4528 from accepting 's' constraints if flag_pic.
4530 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4532 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4533 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4534 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4535 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4537 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4539 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4540 ColdFire alternatives.
4541 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4542 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4543 architectures that support ff1 instruction.
4545 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4546 Julian Brown <julian@codesourcery.com>
4548 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4549 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4550 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4553 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4555 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4557 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4558 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4559 HOST_WIDE_INT instead of an rtx.
4560 (m68k_rtx_costs): Update call accordingly.
4561 (output_move_const_into_data_reg): Likewise. Fix formatting.
4562 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4564 (output_move_simode_const): Update calls after above changes.
4565 Rework to use automatic variables and predicates like MEM_P.
4566 * config/m68k/m68k.md (pushexthisi_const): Update call to
4569 2007-01-19 Dirk Mueller <dmueller@suse.de>
4571 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4574 2007-01-19 Richard Guenther <rguenther@suse.de>
4576 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4577 via cexp in case sincos is not available.
4579 2007-01-19 Richard Guenther <rguenther@suse.de>
4581 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4582 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4583 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4584 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4585 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4586 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4587 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4588 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4590 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4594 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4595 (atan2xf3): Directly generate RTL pattern.
4596 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4597 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4598 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4599 disable patterns for SSE math.
4600 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4601 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4602 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4603 disable patterns for SSE math.
4605 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4607 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4609 2007-01-18 Roger Sayle <roger@eyesopen.com>
4611 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4612 VIEW_CONVERT_EXPR to the same type as it's operand.
4614 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4616 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4617 configured for long double 128.
4619 2007-01-18 Mike Stump <mrs@apple.com>
4621 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4624 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4626 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4629 2007-01-18 Jan Hubicka <jh@suse.cz>
4631 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4632 greater than NUM_VOP_FREE_BUCKETS.
4634 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4636 * tree-ssa-structalias.c: Update comments.
4637 (ptabitmap_obstack): Removed.
4639 (oldpta_obstack): Ditto.
4640 (stats): Add a few members.
4641 (struct variable_info): Remove node, complex, address_taken, and
4642 indirect_target members. Add oldsolution member.
4643 (new_var_info): Do not initialize removed members.
4644 (constraint_expr_type): Remove INCLUDES.
4645 (constraint_graph): Add size, implicit_preds, rep,
4646 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4647 (FIRST_REF_NODE): New macro.
4648 (LAST_REF_NODE): Ditto.
4649 (FIRST_ADDR_NODE): Ditto.
4650 (find): New function.
4652 (dump_constraint): Do not handle INCLUDES.
4653 (insert_into_complex): Do not insert duplicate constraints.
4654 (condense_varmap_nodes): Renamed and rewritten into ...
4655 (merge_node_constraints): This. Also fix bug in handling of
4656 offseted copy constraints.
4657 (clear_edges_for_node): No longer need to deal with preds at all,
4658 or removing associated preds/succs.
4659 (merge_graph_nodes): Deal with indirect_cycles.
4660 Don't deal with predecessors.
4661 (add_implicit_graph_edge): New function.
4662 (add_pred_graph_edge): Ditto.
4663 (add_graph_edge): Don't deal with predecessors.
4664 (build_constraint_graph): Removed.
4665 (build_pred_graph): New function.
4666 (build_succ_graph): Ditto.
4667 (struct scc_info): Removed in_component. Added roots, dfs, and
4668 node_mapping. Remove visited_index, unification_queue.
4669 (scc_visit): Deal with union-find we do now.
4670 Deal with cycles with REF nodes.
4671 (collapse_nodes): Renamed and rewritten to ...
4672 (unify_nodes): This.
4673 (process_unification_queue): Removed.
4674 (topo_visit): Cleanup
4675 (do_da_constraint): Use find.
4676 (do_sd_constraint): Ditto.
4677 (do_ds_constraint): Ditto.
4678 (do_complex_constraint): Ditto.
4679 (init_scc_info): Update for removed and added members.
4680 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4681 (find_indirect_cycles): This.
4682 (equivalence_class): New variable.
4683 (label_visit): New function.
4684 (perform_variable_substitution): Rewritten.
4685 (free_var_substitution_info): New function.
4686 (find_equivalent_node): Ditto.
4687 (move_complex_constraints): Ditto.
4688 (eliminate_indirect_cycles): Ditto.
4689 (solve_graph): Only propagate changed bits.
4690 Use indirect cycle elimination.
4692 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4693 (tree_id_eq): Renamed to ...
4694 (tree_vi_eq): This. Update for member change
4695 (insert_id_for_tree): Renamed and rewritten to ...
4696 (insert_vi_for_tree): This.
4697 (lookup_id_for_tree): Renamed and rewritten to ...
4698 (lookup_vi_for_tree): This.
4699 (get_id_for_tree): Renamed and rewritten to ...
4700 (get_vi_for_tree): Ditto.
4701 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4702 (process_constraint): Don't handle INCLUDES.
4703 Remove special ADDRESSOF case.
4704 (find_func_aliases): Rewrite to use vi functions instead of id
4706 (create_function_info_for): Ditto.
4707 (create_variable_info_for): Ditto.
4708 (intra_create_variable_infos): Ditto.
4709 (merge_smts_into): Ditto.
4710 (find_what_p_points_to): Ditto.
4711 (init_base_vars): Ditto.
4712 (init_alias_vars): Ditto.
4713 (remove_preds_and_fake_succs): New function.
4714 (dump_sa_points_to_info): Dump new stats.
4715 (dump_solution_for_var): Use find.
4716 (set_used_smts): Fix formatting.
4717 (compute_points_to_sets): Updated for new functions.
4718 (ipa_pta_execute): Ditto.
4720 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4721 Richard Sandiford <richard@codesourcery.com>
4723 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4725 * calls.c (expand_call): If the return value is a PARALLEL,
4726 extract its first member.
4727 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4728 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4729 use FUNCTION_EXTRA_EPILOGUE.
4730 (m68k_function_value): Return a PARALLEL if the return value
4731 is of a pointer type.
4732 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4733 (FUNCTION_EXTRA_EPILOGUE): Remove.
4734 * config/m68k/m68k.md (D0_REG): New constant.
4736 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4738 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4739 output a NOP for empty epilogues.
4741 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4743 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4744 before function. Extend register save check to include all
4745 registers, not just integer ones.
4747 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4749 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4750 (m68k_use_return_insn): ...this.
4751 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4752 * config/m68k/m68k.c (use_return_insn): Rename to...
4753 (m68k_use_return_insn): ...this.
4754 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4757 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4759 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4760 nearest even, fix denormal rounding overflow.
4762 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4764 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4765 f%$smove and f%$move.
4766 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4767 (extendsfdf2_cf): Use fdmove instead of f%&move.
4768 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4769 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4771 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4773 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4776 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4778 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4779 (coldfire_single_format): Declare.
4780 (coldfire_double_format): Likewise.
4781 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4782 of qnan_msb_set to determine the lower bits of a canonical
4784 (encode_ieee_double): Likewise.
4785 (encode_ieee_quad): Likewise.
4786 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4787 (mips_single_format): Likewise.
4788 (ieee_double_format): Likewise.
4789 (mips_double_format): Likewise.
4790 (ieee_extended_motorola_format): Likewise.
4791 (ieee_extended_intel_96_format): Likewise.
4792 (ieee_extended_intel_128_format): Likewise.
4793 (ieee_extended_intel_96_round_53_format): Likewise.
4794 (ibm_extended_format): Likewise.
4795 (mips_extended_format): Likewise.
4796 (ieee_quad_format): Likewise.
4797 (mips_quad_format): Likewise.
4798 (vax_f_format): Likewise.
4799 (vax_d_format): Likewise.
4800 (vax_g_format): Likewise.
4801 (i370_single_format): Likewise.
4802 (i370_double_format): Likewise.
4803 (decimal_single_format): Likewise.
4804 (decimal_double_format): Likewise.
4805 (decimal_quad_format): Likewise.
4806 (c4x_single_format): Likewise.
4807 (c4x_extended_format): Likewise.
4808 (real_internal_format): Likewise.
4809 (coldfire_single_format): New real_format.
4810 (coldfire_double_format): Likewise.
4811 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4812 canonical_nan_lsbs_set.
4813 (pdp11_d_format): Likewise.
4814 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4815 if TARGET_COLDFIRE_CPU.
4817 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4819 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4820 (output_call, m68k_legitimize_call_address): Declare.
4821 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4822 parenthesees. Add support for a 'W' constraint.
4823 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4824 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4825 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4826 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4828 (override_options): Initialize them. Do not set flag_no_function_cse
4829 for TARGET_ID_SHARED_LIBRARY.
4830 (m68k_output_pic_call): Delete.
4831 (m68k_legitimize_call_address): New function.
4832 (print_operand): Remove the %o prefix. Handle the %p prefix.
4833 (output_call): New function.
4834 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4835 target address from the GOT if symbolic jumps are not allowed.
4836 * config/m68k/m68k.md (call, general_operand): Do not set
4837 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4838 Merge separate flag_pic and !flag_pic define_insns into...
4839 (*call, *call_value): ...these new patterns. Match the address
4840 rather than the containing MEM and require it to be a call_operand.
4841 Use output_call to generate the asm template.
4842 * config/m68k/predicates.md (const_call_operand): New predicate.
4843 (call_operand): Likewise.
4845 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4847 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4848 (STACK_GROWS_DOWNWARD): Define to 1.
4849 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4850 comments, emphasizing that these values are only defaults.
4851 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4852 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4854 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4856 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4858 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4859 Richard Sandiford <richard@codesourcery.com>
4861 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4862 (FP_REGNO_P): New macros.
4863 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4864 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4865 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4866 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4868 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4870 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4871 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4873 * config/m68k/t-floatlib: New file, extracting common code from...
4874 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4875 * config/m68k/t-uclinux: Here.
4876 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4877 routines on ColdFire targets.
4879 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4881 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4882 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4883 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4884 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4885 explicitly set MOTOROLA to 1.
4886 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4889 Nathan Sidwell <nathan@codesourcery.com>
4891 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4892 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4893 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4894 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4895 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4896 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4897 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4898 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4899 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4900 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4901 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4902 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4903 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4904 (DBX_REGISTER_NUMBER): Delete.
4905 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4906 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4907 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4909 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4911 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4912 * config/flat.h: New file.
4913 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4915 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4916 indirect references for -msep-data or -mid-shared-library.
4917 Do not use PC-relative code addresses either.
4918 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4920 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4921 for shared libraries and crt1.o for executables. Use crti.o and
4923 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4924 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4925 Do not add -elf2flt or -shared-lib-id options here.
4926 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4927 Pass -shared-lib-id if -mid-shared-library, taking the library
4928 identifier from -mshared-library-id if given, otherwise
4930 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4931 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4932 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4933 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4934 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4935 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4937 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4938 jump sequence for ISA A and ISA A+.
4939 (PICJUMP): Likewise.
4941 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4943 * config.gcc (m68k-*-uclinux*): Base the port on the common
4944 and m68k GNU/Linux files rather than on the generic ELF ones.
4945 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4946 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4948 2007-01-18 Julian Brown <julian@codesourcery.com>
4949 Richard Sandiford <richard@codesourcery.com>
4951 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4952 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4953 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4955 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4957 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4959 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4961 * doc/install.texi: Document m68k-uclinuxoldabi.
4962 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4963 * config/m68k/uclinux-oldabi.h: New file, copied from
4964 config/m68k/uclinux.h.
4966 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4968 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4969 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4970 (m32r_compute_frame_size): Use unsigned for regno.
4971 (m32r_reload_lr): Use gen_frame_mem.
4973 (m32r_output_function_epilogue): Don't output the function epilogue
4975 (m32r_expand_epilogue): New.
4976 (direct_return): Return false if the function has the interrupt
4978 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4979 * config/m32r/m32r.md (epilogue): New expander.
4980 (return_lr, return_rte): New insns.
4981 (return): Make it expander.
4982 (return_normal): New expander.
4984 2007-01-18 Josh Conner <jconner@apple.com>
4987 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4988 support for UNLE, UNLT, UNGE, and UNGT.
4990 2007-01-18 Jan Hubicka <jh@suse.cz>
4992 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4993 * tree-tailcall (add_virtual_phis): Likewise.
4994 (optimize_tail_call): Return TODOs.
4995 (execute_tail_calls): Return TODOs.
4996 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4997 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4999 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5000 Cleanup cfg using TODO.
5001 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5002 * passes.c (execute_function_todo): When cleanup did something, remove
5004 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5005 (make_edges): Don't cleanup_cfg.
5007 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5009 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5010 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5011 operate on the top of stack.
5012 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5013 register handling of instructions that output to the second
5015 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5016 (move_for_stack_reg): Special-case check for dead destination
5017 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5019 * config/i386/i386.md (UNSPEC_TAN): New constant.
5020 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5021 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5022 to correctly model move of constant 1.0 to top stack slot.
5023 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5024 (unnamed peephole2 pattern): Remove corresponding peephole2
5025 pattern that optimizes tan insn and loading of constant 1.0.
5026 (tanxf2): Use fptanxf4_i387.
5027 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5028 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5029 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5030 disable patterns for SSE math.
5031 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5032 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5034 2007-01-18 Dirk Mueller <dmueller@suse.de>
5035 Richard Guenther <rguenther@suse.de>
5038 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5039 * common.opt (Warray-bounds): Add new warning option.
5040 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5042 * Makefile.in: make tree-vrp.o depend on toplev.h
5043 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5045 (check_array_refs, check_array_bounds, check_array_ref): New.
5047 2007-01-18 Jan Hubicka <jh@suse.cz>
5049 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5050 (execute_ssa_ccp): Return flags conditionally.
5051 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5053 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5055 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5057 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5058 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5060 * Makefile.c (GTFILES): Add cfglayout.h.
5061 * gengtype.c (open_base_files): Likewise.
5062 * cfglayout.c (cfg_layout_function_footer,
5063 cfg_layout_function_header) Reindent to make gengtype happy.
5064 * cfglayout.h (cfg_layout_function_footer,
5065 cfg_layout_function_header): Add GTY(()) marker.
5067 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5069 2007-01-18 Ben Elliston <bje@au.ibm.com>
5071 * genautomata.c (write_automata): Include xstrerror output in the
5072 error message if writing the DFA description file fails.
5074 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5076 * config/mips/mips-protos.h (mips_output_external): Make it
5078 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5079 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5080 (extern_list): Likewise.
5081 (extern_head): Likewise.
5082 (TARGET_ASM_FILE_END): Likewise.
5083 (mips_file_end): Likewise.
5084 (mips_output_external): Rewritten.
5086 2007-01-18 Ben Elliston <bje@au.ibm.com>
5088 * genpreds.c (write_insn_preds_c): Only write out the function
5089 body for regclass_for_constraint if we have register constraints.
5091 2007-01-17 Tom Tromey <tromey@redhat.com>
5093 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5094 * doc/install.texi (Testing): Use sourceware.org.
5095 (Binaries): Likewise.
5096 (Specific): Likewise.
5097 * doc/contrib.texi (Contributors): Use sourceware.org.
5099 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5101 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5102 (AVR_ENHANCED): Rename to ...
5103 (AVR_HAVE_MUL): ... new.
5104 (avr_enhanced_p): Rename to ...
5105 (avr_have_mul_p): ... new.
5106 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5107 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5108 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5109 (avr_have_mul_p): ... new.
5110 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5111 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5112 'avr_enhanced_p' and 'enhanced'.
5113 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5114 AVR_HAVE_MUL instead of AVR_ENHANCED.
5115 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5116 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5117 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5118 instead of AVR_ENHANCED.
5119 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5120 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5121 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5123 2007-01-17 Ian Lance Taylor <iant@google.com>
5125 * vec.h (VEC_reserve_exact): Define.
5126 (vec_gc_p_reserve_exact): Declare.
5127 (vec_gc_o_reserve_exact): Declare.
5128 (vec_heap_p_reserve_exact): Declare.
5129 (vec_heap_o_reserve_exact): Declare.
5130 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5132 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5134 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5135 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5136 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5137 * vec.c (calculate_allocation): Add exact parameter. Change all
5139 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5140 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5141 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5142 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5143 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5144 (vec_heap_p_reserve_exact): New function.
5145 (vec_heap_o_reserve_exact): New function.
5147 2007-01-17 Jan Hubicka <jh@suse.cz>
5149 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5151 2007-01-17 Eric Christopher <echristo@apple.com>
5153 * config.gcc: Support core2 processor.
5155 2007-01-16 Jan Hubicka <jh@suse.cz>
5157 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5158 the names, just unlink the chain so we don't crash on dangling pointers
5161 2007-01-16 Jan Hubicka <jh@suse.cz>
5163 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5164 * tree-pass.h: Reorder to make IPA passes appear toegher.
5165 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5166 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5167 parameters, do not call early inliner.
5168 * ipa-inline.c: Update comments. Include tree-flow.h
5169 (cgraph_decide_inlining): Do not compute inlining parameters.
5170 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5171 be called with function context set up.
5172 (pass_ipa_inline): Remove unreachable functions before pass.
5173 (cgraph_early_inlining): Simplify assuming to be called from the
5175 (pass_early_inline): New pass.
5176 (cgraph_gate_ipa_early_inlining): New gate.
5177 (pass_ipa_early_inline): Turn into simple wrapper.
5178 (compute_inline_parameters): New function.
5179 (gate_inline_passes): New gate.
5180 (pass_inline_parameters): New pass.
5181 (apply_inline): Move here from tree-optimize.c
5182 (pass_apply_inline): New pass.
5183 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5185 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5187 (tree_function_versioning): Do not allocate dummy struct function.
5188 * tree-inline.h (optimize_inline_calls): Update prototype.
5189 * tree-optimize.c (execute_fixup_cfg): Export.
5190 (pass_fixup_cfg): Remove
5191 (tree_rest_of_compilation): Do not apply inlines.
5192 * tree-flow.h (execute_fixup_cfg): Declare.
5193 * Makefile.in (gt-passes.c): New.
5194 * passes.c: Include gt-passes.h
5195 (init_optimization_passes): New passes.
5196 (nnodes, order): New static vars.
5197 (do_per_function_toporder): New function.
5198 (execute_one_pass): Dump current pass here.
5199 (execute_ipa_pass_list): Don't dump current pass here.
5201 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5203 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5204 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5206 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5208 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5209 (strong_alias): Define.
5210 (__gcc_qmul): Provide non-FMA for soft-float.
5216 (__gcc_qunord): New.
5226 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5227 soft-float functions.
5228 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5229 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5230 about long double soft float.
5232 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5233 Tehila Meyzels <tehila@il.ibm.com>
5235 * tree-vectorizer.h (is_pattern_stmt_p): New.
5236 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5237 formatting (tabs instead of spaces). Cleanup and clarify setting
5238 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5239 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5240 (vectorizable_type_demotion): Check that types are integral.
5241 (vectorizable_type_promotion): Likewise.
5242 (vectorizable_store): Fix typo. Eliminate new-line at end of
5245 2007-01-16 Jan Hubicka <jh@suse.cz>
5247 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5250 2007-01-15 Eric Christopher <echristo@apple.com>
5252 * ifcvt.c: Include vec.h, vecprim.h.
5253 (check_cond_move_block): New argument regs.
5254 Reorganize. Add registers used to regs.
5255 (cond_move_process_if_block): Use regs set above as
5258 2007-01-15 Eric Christopher <echristo@apple.com>
5260 * config/darwin.h: Update copyright.
5261 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5262 (LINK_COMMAND_SPEC): Add -u.
5263 (LINK_SPEC): Fix umbrella for above.
5265 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5267 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5270 2007-01-15 Tom Tromey <tromey@redhat.com>
5272 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5273 * doc/install.texi (Testing): Don't mention jacks.
5274 (Configuration): Document --enable-java-maintainer-mode. Move
5275 --with-java-home to libgcj-specific section. Document
5277 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5279 2007-01-15 Jan Hubicka <jh@suse.cz>
5281 * tree-ssa-dce.c (DCE_TODOs): New.
5282 (propagate_necessity): Return if something changed.
5283 (eliminate_unnecessary_stmts): Likewise.
5284 (perform_tree_ssa_dce): Return TODO flags when needed.
5285 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5287 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5289 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5290 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5291 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5292 patterns using X87MODEF12 mode macro. Extend operand 1
5293 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5294 (log10<mode>2): Ditto.
5295 (log2<mode>2): Ditto.
5296 (log1p<mode>2): Ditto.
5297 (logb<mode>2): Ditto.
5298 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5299 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5300 (*fxtractxf3_i387): Rename from *fxtractxf3.
5301 (fxtract_extend<mode>xf3_i387): New insn pattern.
5302 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5303 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5304 and gen_fyl2xxf3_i387().
5306 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5308 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5309 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5310 get_loop_exit_edges. Changed return type to bool.
5311 * cfgloop.h (fix_loop_placement): Declaration removed.
5313 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5315 * param.h (MIN_VECT_LOOP_BOUND): New.
5316 * params.def (MIN_VECT_LOOP_BOUND): New.
5317 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5318 argument - minimum threshold for number of iterations.
5319 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5320 argument to declaration.
5321 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5322 MIN_VECT_LOOP_BOUND.
5323 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5324 slpeel_tree_peel_loop_to_edge with additional argument.
5325 (vect_do_peeling_for_alignment): Likewise.
5326 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5328 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5331 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5334 2007-01-14 Jan Hubicka <jh@suse.cz>
5336 * tree-dfa.c (remove_referenced_var): New function.
5337 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5338 prune referenced vars list too.
5339 * tree-flow.h (remove_referenced_var): Declare.
5341 2007-01-14 Jan Hubicka <jh@suse.cz>
5343 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5345 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5346 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5347 * except.h (verify_eh_throw_table_statements): Kill prototype.
5348 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5349 into call exrepssions.
5350 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5352 * tree-cfg.c: Include pointer-set.h.
5353 (verify_node_sharing): Work on pointer set.
5354 (verify_eh_throw_stmt_node): New.
5355 (verify_stmts): Use pointers sets, verify throw_stmt.
5357 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5359 * ipa-reference.c (analyze_function): Consider also addresses taken
5362 2007-01-12 Roger Sayle <roger@eyesopen.com>
5364 * c-typeck.c (null_pointer_constant_p): Replace use of
5365 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5366 (build_c_cast): Likewise.
5368 2007-01-12 Roger Sayle <roger@eyesopen.com>
5370 * tree.h (force_fit_type_double): Remove unused final argument.
5371 * c-common.c (constant_expression_warning): Replace use of
5372 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5373 (convert_and_check): Likewise.
5374 (shorten_compare): Update call to force_fit_type_double.
5375 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5376 * convert.c (convert_to_pointer): Update call to
5377 force_fit_type_double.
5378 * fold-const.c (force_fit_type_double): Remove overflowed_const
5380 (int_const_binop, fold_convert_const_int_from_int,
5381 fold_convert_const_int_from_real, fold_div_compare,
5382 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5383 fold_abs_const, fold_not_const): Remove the final argument from
5384 calls to force_fit_type_double.
5386 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5388 * configure.ac: Set insn to "nop" for spu-*-* also.
5389 * configure: Regenerate.
5391 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5393 * builtins.def : Add BUILT_IN_FREE.
5395 2007-01-12 Jan Hubicka <jh@suse.cz>
5397 PR tree-optimization/30443
5398 * tree-inline.c (tree_function_versioning): Do not optimize when
5399 cloning for inlining.
5401 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5403 * doc/loop.texi: Document recording of loop exits.
5404 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5405 (update_single_exits_after_duplication,
5406 update_single_exit_for_duplicated_loop,
5407 update_single_exit_for_duplicated_loops): Removed.
5408 (duplicate_loop_to_header_edge): Do not call
5409 update_single_exits_after_duplication and
5410 update_single_exit_for_duplicated_loops.
5411 (loop_version): Do not update single_exit information.
5412 (fix_loop_structure): Use record_loop_exits instead of
5413 mark_single_exit_loops.
5414 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5415 the lists of loop exits.
5416 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5417 split_edge, merge_blocks): Update the lists of loop exits.
5418 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5419 loop_optimizer_init.
5420 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5421 of mark_single_exit_loops.
5422 (loop_optimizer_finalize): Call release_recorded_exits.
5423 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5424 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5425 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5426 update single exit information.
5427 * lambda-code.c (perfect_nestify): Ditto.
5428 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5429 (mark_single_exit_loops): Removed.
5430 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5431 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5432 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5434 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5435 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5436 (verify_loop_structure): Verify consistency of the exit lists.
5437 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5438 (set_single_exit): Removed.
5439 * cfgloop.h (struct loop_exit): New function.
5440 (struct loop): single_exit_ field replaced by exits field.
5441 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5442 (struct loops): Added exits hash.
5443 (mark_single_exit_loops, set_single_exit): Declaration removed.
5444 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5446 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5448 * doc/invoke.texi: Avoid use of @headitem.
5450 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5452 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5454 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5456 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5459 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5460 Richard Sandiford <richard@codesourcery.com>
5462 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5463 * config/m68k/m68k.opt: Resort options.
5464 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5466 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5467 Richard Sandiford <richard@codesourcery.com>
5469 * doc/invoke.texi: Document the macros that are defined by
5470 m68k's -mtune and -mhard-float options.
5471 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5472 (m68k_cpp_cpu_family): Likewise.
5473 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5474 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5475 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5476 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5477 (m68k_cpp_cpu_family): Likewise.
5479 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5481 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5482 macros besides mc68000 as tuning macros. Use a switch statement
5483 to set them and mcpu32.
5485 2007-01-12 Julian Brown <julian@codesourcery.com>
5487 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5488 (TARGET_68040_ONLY): Rename to...
5489 (TARGET_68040): ...this.
5490 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5491 * config/m68k/m68k.md: Likewise.
5493 2007-01-12 Julian Brown <julian@codesourcery.com>
5494 Nathan Sidwell <nathan@codesourcery.com>
5495 Richard Sandiford <richard@codesourcery.com>
5497 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5498 the -mcpu= argument associated with the --with-cpu setting.
5499 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5500 if different from the one implied by the -mcpu setting.
5501 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5502 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5503 * doc/invoke.texi: Mention ColdFire in the introduction to the
5504 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5505 -mno-div and -mhard-float options. Make -m68881 a synonym for
5506 -mhard-float. Document the previously-undocumented -m5206e,
5507 -m528x, -m5307 and -m5407 options. Tweak the existing option
5508 documentation for consistency.
5509 * doc/install.texi: Mention new --with-cpu arguments.
5510 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5511 default CPU if neither -mcpu nor -march are specified.
5512 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5513 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5514 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5515 using m68k_tune to decide between families that implement the
5516 same ISA. Use m68k_tune to set __mcfv4e__.
5517 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5518 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5519 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5520 (FL_ISA_C, FL_ISA_MMU): New macros.
5521 (MASK_COLDFIRE): Delete.
5522 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5523 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5524 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5525 (TARGET_HARD_FLOAT): Do not define here.
5526 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5527 (TUNE_68000): New macro.
5528 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5529 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5530 (TUNE_CFV2): Redefine in terms of m68k_tune.
5531 (uarch_type, target_device, fpu_type): New enums.
5532 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5533 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5534 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5535 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5536 (FL_FOR_isa_c): New macros.
5537 (m68k_isa): New enum.
5538 (m68k_target_selection): New structure.
5539 (all_devices, all_isas, all_microarchs): New tables.
5540 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5541 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5542 (MASK_ALL_CPU_BITS): Delete.
5543 (m68k_find_selection): New function.
5544 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5545 Map the legacy target options to a combination of the new ones.
5546 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5547 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5548 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5550 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5551 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5553 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5554 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5555 * config/m68k/m68k-devices.def: New file.
5557 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5558 Nathan Sidwell <nathan@codesourcery.com>
5560 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5561 (SUBTARGET_EXTRA_SPECS): New macros.
5562 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5563 use %(asm_cpu_spec) instead.
5564 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5565 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5566 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5567 (EXTRA_SPECS): Rename to...
5568 (SUBTARGET_EXTRA_SPECS): ...this.
5570 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5571 Richard Sandiford <richard@codesourcery.com>
5572 Julian Brown <julian@codesourcery.com>
5574 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5575 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5576 to the configuration's default CPU.
5577 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5578 Remove default masks.
5579 (m680[012]0-*-*): Set the default with_cpu to the first part of
5581 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5582 (m68k*-*-linux): Extend the --with-cpu handling to...
5583 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5584 and m68010. Don't set target_cpu_default2.
5585 * doc/install.texi: Document --with-cpu for m68k.
5586 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5587 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5588 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5589 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5590 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5591 (ASM_SPEC): Remove use of %(asm_cpu_default).
5592 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5593 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5594 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5595 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5596 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5597 (TARGET_DEFAULT): Delete.
5598 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5599 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5600 (CPP_CPU_SPEC): Delete.
5601 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5602 the appropriate string.
5603 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5604 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5605 (ASM_SPEC): Don't use %(asm_default_spec).
5606 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5607 TARGET_DEFAULT and add MASK_68881.
5608 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5610 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5612 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5613 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5614 MASK_68010 alongside MASK_68020.
5615 * doc/invoke.texi: Document -m68010.
5616 * config/m68k/m68k.opt (m68010): New.
5617 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5619 (TUNE_68010): New macro.
5620 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5621 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5622 (M68K_CPU_m68332): Add MASK_68010.
5623 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5624 fallback definition.
5625 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5627 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5628 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5629 to all entries that use MASK_68020.
5630 (output_move_simode_const, output_move_himode, output_move_qimode)
5631 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5632 instead of TARGET_68020 to select clr behavior. Remove comment
5633 about there being no TARGET_68010.
5634 * config/m68k/m68k.md: Likewise throughout.
5636 2007-01-12 Julian Brown <julian@codesourcery.com>
5638 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5639 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5640 * config/m68k/m68k.md: Likewise.
5642 2007-01-12 Julian Brown <julian@codesourcery.com>
5644 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5645 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5647 2007-01-12 Julian Brown <julian@codesourcery.com>
5649 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5650 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5651 * config/m68k/m68k.md: Likewise.
5653 2007-01-12 Julian Brown <julian@codesourcery.com>
5654 Richard Sandiford <richard@codesourcery.com>
5656 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5657 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5658 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5660 (TARGET_CPU32): Rename to...
5661 (TUNE_CPU32): ...this.
5662 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5663 (TUNE_CFV2): New macros.
5664 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5665 remove conditions that are implied by TARGET_68020.
5666 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5667 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5668 (m68k_output_function_epilogue): Likewise.
5669 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5670 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5671 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5672 non-68000 timings. Refactor multiplication and division costs.
5673 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5674 TUNE_CPU32 instead of TARGET_CPU32.
5675 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5676 and TUNE_68060 instead of TARGET_68060.
5677 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5678 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5680 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5681 && !TARGET_COLDFIRE" to choose between moveq and clr.
5682 Likewise in the unnamed movsf pattern.
5683 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5684 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5687 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5689 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5690 of tabbing before backslashes.
5692 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5694 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5695 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5696 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5698 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5700 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5701 find_interesting_uses_cond.
5702 (find_interesting_uses_cond): Use extract_cond_operands.
5703 (rewrite_use_compare): Use extract_cond_operands and
5704 force_gimple_operand_bsi. Do not call update_stmt.
5705 (determine_use_iv_cost_condition): Use extract_cond_operands.
5706 Return cheaper of using original bound and changing the exit bound.
5708 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5710 PR tree-optimization/29516
5711 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5712 most_expensive_mult_to_index, addr_to_parts,
5713 create_mem_ref, maybe_fold_tmr): Make the type of
5714 fields of TARGET_MEM_REF sizetype.
5715 (move_fixed_address_to_symbol, move_pointer_to_base):
5717 * tree.def (TARGET_MEM_REF): Add comment on types of
5720 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5722 * c-common.c (vector_types_convertible_p): Treat opaque types as
5723 always convertible if they have the same size, but not otherwise.
5725 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5727 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5728 Remove the b_unconditional field.
5729 (noce_try_sign_mask): Do not look at b_unconditional.
5730 (noce_process_if_block): Do not use merge_if_blocks. Update
5731 the CFG here. Do not set b_unconditional.
5732 (cond_move_process_if_block): Likewise.
5733 (find_cond_trap): Likewise.
5734 (check_cond_move_block): Require simple jump insns at the end
5737 2007-01-11 Jan Hubicka <jh@suse.cz>
5739 PR tree-optimization/1046
5740 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5741 when alias info is not ready.
5742 (pass_tail_recursion): Do not require aliasing.
5743 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5744 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5745 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5746 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5747 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5748 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5749 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5751 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5752 When aliasing is not build, mark statement as volatile.
5754 2007-01-11 Tom Tromey <tromey@redhat.com>
5756 PR preprocessor/15185, PR preprocessor/20989:
5757 * doc/cppopts.texi <-MT>: Update description of algorithm for
5758 computing default target.
5759 <-M, -MD>: Reword "basename" text.
5761 2007-01-11 Roger Sayle <roger@eyesopen.com>
5763 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5764 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5765 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5766 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5767 fold_builtin_bswap, real_constp, fold_builtin_pow,
5768 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5769 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5770 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5771 * convert.c (convert_to_pointer): Likewise.
5772 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5773 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5774 const_binop, fold_convert_const_int_from_int,
5775 fold_convert_const_int_from_real,
5776 fold_convert_const_real_from_real, sign_bit_p,
5777 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5778 fold_sign_changed_comparison, fold_unary, fold_comparison,
5779 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5780 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5781 * print-tree.c (print_node_brief, print_node): Likewise.
5782 * stor-layout.c (place_field, layout_type): Likewise.
5783 * tree-chrec.c (keep_cast): Likewise.
5784 * tree.c (build_vector, build_real, build_real_from_int_cst,
5785 build_complex): Likewise.
5787 2007-01-11 Roger Sayle <roger@eyesopen.com>
5789 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5790 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5792 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5794 * configure.ac (strict1_warn): Rename to strict_warn.
5795 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5796 cc_set_by_configure, quoted_cc_set_by_configure,
5797 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5798 all_boot_languages, all_stagestuff): Remove.
5799 (target_list): Remove bootstrap targets.
5800 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5801 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5802 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5803 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5804 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5805 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5806 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5807 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5808 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5809 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5810 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5811 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5812 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5813 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5814 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5815 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5816 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5817 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5818 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5819 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5820 (mostlyclean): Adjust.
5821 (clean, distclean): Don't mention bootstrap stuff.
5822 * configure: Regenerate.
5823 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5824 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5825 treelang/config-lang.in (stagestuff): Remove.
5826 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5827 stageprofile, stagefeedback, stagestuff): Remove mention.
5829 2007-01-11 Nick Clifton <nickc@redhat.com>
5831 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5833 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5834 (mcore_arith_K_S_operand): Run the test for the S constraint not
5835 the test for the M constraint.
5836 (mcore_addsub_operand): Do not accept integer values that are
5837 larger than 32 bits.
5838 * config/mcore/mcore.md: Remove unused constraints from split.
5839 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5841 (allocate_stack): Likewise.
5842 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5843 operands to 32 bits.
5844 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5846 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5847 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5848 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5849 mcore_output_bclri, mcore_output_andn, output_inline_const,
5850 mcore_output_move, mcore_output_movedouble): Likewise.
5851 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5852 (output_inline_const): Likewise.
5853 (output_inline_const): Fix format strings used in sprintf
5855 * config/mcore/mcore-protos.h: Update prototypes for changed
5856 functions in mcore.c.
5857 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5858 HOST_WIDE_INT and not int.
5859 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5860 CONST_OK_FOR_N): Likewise.
5861 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5862 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5865 2007-01-10 Jan Hubicka <jh@suse.cz>
5867 * tree-vrp.c (remove_range_assertions): Release defs.
5868 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5869 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5871 2007-01-10 Paul Brook <paul@codesourcery.com>
5873 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5874 * config/arm/arm.md (mulsi3subsi): New insn.
5876 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5878 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5879 (tree_transform_and_unroll_loop): New.
5880 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5883 2007-01-10 Robert Kennedy <jimbob@google.com>
5885 * fold-const.c (fold_comparison): Fold comparisons like (x *
5886 1000 < 0) to (x < 0).
5888 2007-01-10 Ian Lance Taylor <iant@google.com>
5890 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5891 operands have the same priority.
5893 2007-01-10 Tom Tromey <tromey@redhat.com>
5895 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5896 (fold_binary): Likewise.
5897 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5898 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5899 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5900 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5901 * langhooks.h (struct lang_hooks): Removed field
5902 'can_use_bit_fields_p'.
5904 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5906 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5908 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5910 * function.c (get_last_funcdef_no): New function.
5911 * function.h (get_last_funcdef_no): Declare.
5912 * tree-inline.c (initialize_cfun): Add initialization.
5913 (tree_function_versioning): Cleanup.
5915 2007-01-10 Jan Hubicka <jh@suse.cz>
5917 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5920 2007-01-10 Sa Liu <saliu@de.ibm.com>
5921 Ben Elliston <bje@au.ibm.com>
5923 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5924 for SAVE_NONLOCAL and Pmode for any other save level.
5925 * spu-protos.h (spu_restore_stack_block): Declare.
5926 * spu.md (save_stack_block): Remove.
5927 (restore_stack_block): Call spu_restore_stack_block.
5928 * spu.c (spu_restore_stack_block): New function.
5929 (spu_expand_epilogue): Remove old comment.
5931 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5933 PR tree-optimization/30322
5934 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5935 (cand_value_at): Return the value as aff_tree.
5936 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5937 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5938 aff_combination_mult): New functions.
5939 (aff_combination_add): Use aff_combination_add_cst.
5940 (aff_combination_convert): Allow conversions to a wider type.
5941 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5942 * tree-affine.h (aff_combination_mult): Declare.
5944 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5946 * doc/tm.texi: Update documentation to reflect reality of exec
5947 and start file search behaviours. Update copyright year.
5948 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5949 header file directories.
5951 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5953 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5954 (*cosxf2): Rename to cosxf2_i387.
5955 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5956 using X87MODEF12 mode macro. Rename patterns to
5957 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5959 (*cosdf2, *cossf2): Ditto.
5960 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5961 to match extended input operands.
5962 (sincos<mode>3): New expander.
5963 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5964 insn patterns and corresponding splitters.
5966 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5968 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5969 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5971 2007-01-09 Nicolas Pitre <nico@cam.org>
5974 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5976 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5978 * target.h (struct gcc_target): New field library_rtti_comdat.
5979 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5980 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5981 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5982 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5984 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5986 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5988 2007-01-08 Richard Guenther <rguenther@suse.de>
5990 * tree.h (force_fit_type_double): Export.
5991 (force_fit_type): Remove.
5992 * fold-const.c (force_fit_type_double): New function.
5993 (force_fit_type): Remove.
5994 (int_const_binop): Use it.
5995 (fold_convert_const_int_from_int): Likewise.
5996 (fold_convert_const_int_from_real): Likewise.
5997 (fold_div_compare): Likewise.
5998 (fold_sign_changed_comparison): Likewise.
5999 (fold_unary): Likewise.
6000 (fold_negate_const): Likewise.
6001 (fold_abs_const): Likewise.
6002 (fold_not_const): Likewise.
6003 * c-common.c (shorten_compare): Use force_fit_type_double.
6004 * convert.c (convert_to_pointer): Likewise.
6006 2007-01-08 Richard Guenther <rguenther@suse.de>
6008 * tree.h (build_int_cst_wide_type): Export.
6009 * tree.c (build_int_cst_wide_type): New function.
6010 (build_int_cst_wide): Fix comment.
6011 * builtins.c (fold_builtin_object_size): Use build_int_cst
6012 to build -1 or 0 of the correct type. Use fit_double_type
6013 to check for overflow.
6014 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6016 (decode_field_reference): Likewise.
6017 (all_ones_mask_p): Likewise.
6018 (native_interpret_int): Use build_int_cst_wide_type.
6019 (fold_binary): Use build_int_cst_type to build an all-ones
6021 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6023 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6025 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6027 2007-01-09 Ben Elliston <bje@au.ibm.com>
6029 * genautomata.c (STATS_OPTION): New option.
6030 (stats_flag): New flag.
6031 (gen_automata_option): Handle it.
6032 (initiate_automaton_gen): Ditto.
6033 (write_automata): Output statistics only if stats_flag is
6034 set. Likewise, output time statistics only if time_flag is set.
6035 * doc/md.texi (Processor pipeline description): Document new flag.
6037 2007-01-08 Richard Guenther <rguenther@suse.de>
6039 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6040 * tree.c (build_int_cst_type): Likewise.
6041 (size_in_bytes): Don't call force_fit_type on the result.
6042 (int_fits_type_p): Use fit_double_type.
6043 * fold-const.c (fit_double_type): New function.
6044 (force_fit_type): Use it.
6045 * tree.h (fit_double_type): Export.
6047 2007-01-08 Jan Hubicka <jh@suse.cz>
6049 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6050 * ipa.c (function_and_variable_visibility): Fix return type.
6052 2007-01-08 Richard Guenther <rguenther@suse.de>
6054 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6055 of offset to build the index.
6056 * tree-pretty-print.c (dump_generic_node): Don't build negated
6057 const just for printing.
6058 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6059 * builtins.c (fold_builtin_int_roundingfn): Check if result
6060 fits the type by using force_fit_type and comparing the result.
6061 * predict.c (predict_loops): Use compare_tree_int for comparison.
6062 * tree.c (build_int_cst): Fall back to integer_type_node for
6064 (build_int_cst_wide): Assert type is non-null.
6066 2007-01-08 Roberto Costa <roberto.costa@st.com>
6068 * tree-vrp.c (extract_range_from_cond_expr): New.
6069 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6070 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6072 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6073 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6074 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6075 used as expressions.
6076 * tree-object-size.c (cond_expr_object_size): New.
6077 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6079 2007-01-08 Jan Hubicka <jh@suse.cz>
6081 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6082 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6085 2007-01-08 Richard Guenther <rguenther@suse.de>
6087 PR tree-optimization/23603
6088 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6089 (extract_range_from_binary): Fall back to truthvalue instead of
6090 varying for TRUTH_*_EXPR.
6091 (extract_range_from_comparison): Fall back to truthvalue instead of
6093 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6094 if all visited PHI values were constant.
6096 2007-01-08 Jan Hubicka <jh@suse.cz>
6098 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6099 (cgraph_analyze_function): break out from ...
6100 (cgraph_finalize_compilation_unit): ... here.
6101 (cgraph_expand_function): Remove forgoten commented out line.
6102 (cgraph_optimize): Analyze functions.
6104 2007-01-08 Jan Hubicka <jh@suse.cz>
6106 * tree-pas.h (TODO_remove_function): New flag.
6107 (TODO_update*): Renumber.
6108 (pass_ipa_increase_alignment,
6109 pass_ipa_function_and_variable_visibility): New passes.
6110 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6111 (cgraph_function_and_variable_visibility): Move to ipa.c
6112 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6113 cgraph_increase_alignment.
6114 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6115 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6116 calling tree-inline.
6117 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6118 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6119 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6120 (gate_increase_alignment): New function.
6121 (pass_ipa_increase_alignment): New pass.
6122 * ipa.c: Inline tree-pass.h and timevar.h
6123 (function_and_variable_visibility): Move here from cgraphunit.c
6124 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6125 * passes.c (init_optimization_passes): Add the two new passes.
6126 (execute_todo): Handle cgraph_remove_functions.
6128 2007-01-08 Nick Clifton <nickc@redhat.com>
6130 * config/frv/predicates.md (reg_or_0_operand): Accept
6133 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6135 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6136 * config.gcc: Add bfin*-rtems*.
6138 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6140 * c.opt: Add -flax-vector-conversions.
6141 * c-typeck.c (convert_for_assignment): Pass flag to
6142 vector_types_convertible_p to allow emission of note.
6143 (digest_init): Likewise.
6144 * c-opts.c: Handle -flax-vector-conversions.
6145 * c-common.c (flag_lax_vector_conversions): New.
6146 (vector_types_convertible_p): Unless -flax-vector conversions
6147 has been passed, disallow conversions between vectors with
6148 differing numbers of subparts and/or element types. If such
6149 a conversion is disallowed, possibly emit a note on the first
6150 occasion only to inform the user of -flax-vector-conversions.
6151 The new last argument specifies this.
6152 * c-common.h (flag_lax_vector_conversions): New.
6153 (vector_types_convertible_p): Add extra argument.
6154 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6155 char_type_node for V*QI type vectors.
6156 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6157 Update to satisfy new typechecking rules.
6158 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6160 * doc/invoke.texi (C Dialect Options): Document
6161 -flax-vector-conversions.
6163 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6165 PR tree-optimization/29877
6166 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6167 a register variable on the RHS to not be replaceable.
6169 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6170 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6171 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6172 const_simm15, const_pow2, const_npow2): Added.
6173 * config/score/misc.md (insv, extv, extzv, movmemsi,
6174 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6175 * config/score/score.c (score_address_cost, score_select_cc_mode):
6177 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6178 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6179 Update score_print_operand.
6180 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6181 Adjust register allocate order and update some macro define.
6182 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6183 mdx_block_move_straight, mdx_block_move_loop_head,
6184 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6185 mdx_block_move): Added.
6186 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6187 mdp_limm): Updated and fix some bug and typo.
6188 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6189 (movsf, movdf, doloop_end): Added.
6191 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6193 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6194 config/arm/thumb2.md: Fix comment typos.
6195 * doc/extend.texi: Fix a typo.
6197 2007-01-07 Eric Christopher <echristo@apple.com>
6199 * configure.ac: Check for __stack_chk_fail for darwin.
6200 * configure: Regenerate.
6202 2007-01-07 Richard Guenther <rguenther@suse.de>
6204 * tree-vrp.c (extract_range_from_assert): CSE calls to
6205 compare_values where possible.
6206 (extract_range_from_unary_expr): Likewise.
6208 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6210 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6211 * config/avr/avr.c (call_insn_operand): Delete function.
6212 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6213 instead of register number. Use predicates.
6214 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6215 call_insn_operand): Add.
6217 2007-01-06 Jan Hubicka <jh@suse.cz>
6219 * tree-pass.h (pass_build_cgraph_edges): Declare.
6220 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6221 (visited_nodes): Remove.
6222 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6223 build_cgrpah_edges; make visited_nodes local.
6224 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6225 (record_references_in_initializer): Move to cgraphbuild.c
6226 (initialize_inline_failed, rebuild_cgraph_edges,
6227 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6228 (verify_cgraph_node): Make visited_nodes local.
6229 (cgraph_analyze_function): Do not call cgraph_create_edges and
6230 initialize_inline_failed.
6231 (cgraph_expand_function): Do not call cgraph_lower_function;
6232 assert that function is already lowered.
6233 * Makefile.in (cgraphbuild.o): New.
6234 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6235 at the end of lowering passes.
6237 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6239 * ifcvt.c (cond_move_convert_if_block): New function, code
6240 factored out from...
6241 (cond_move_process_if_block): ...here. Call the new function
6242 on the THEN and ELSE blocks.
6243 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6244 already takes care of this.
6246 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6249 * tree.h (TREE_OVERFLOW_P): New.
6250 * c-typeck.c (parser_build_unary_op): Warn only if result
6251 overflowed and operands did not.
6252 (parser_build_binary_op): Likewise.
6253 (convert_for_assignment): Remove redundant overflow_warning.
6254 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6256 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6258 * c-typeck.c (store_init_value): Split over two lines to follow
6259 the GNU coding style.
6261 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6263 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6264 __GXX_EXPERIMENTAL_CXX0X__.
6265 * doc/cpp.texi: Same.
6267 2007-01-05 Richard Guenther <rguenther@suse.de>
6270 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6271 with mismatched types. Instead explicitly build a
6272 conversion NOP_EXPR.
6274 2007-01-05 Ian Lance Taylor <iant@google.com>
6276 * c-common.c (decl_with_nonnull_addr_p): New function.
6277 (c_common_truthvalue_conversion): Call it.
6278 * c-typeck.c (build_binary_op): Likewise.
6279 * c-common.h (decl_with_nonnull_addr_p): Declare.
6281 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6284 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6287 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6289 * doc/install.texi (Final install): Document the fact that
6290 the GNAT runtime should not be stripped.
6292 2007-01-04 Jan Hubicka <jh@suse.cz>
6294 * tree-inline.c (fold_marked_statements): Update operand caches
6295 and EH after folding
6297 2007-01-04 Ian Lance Taylor <iant@google.com>
6299 * c-common.c (check_function_nonnull): Whitespace fix.
6301 2007-01-04 Jan Hubicka <jh@suse.cz>
6303 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6304 comitted older version of patch.
6305 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6306 function, celanup cfg and collect garbage.
6308 2007-01-04 Mike Stump <mrs@apple.com>
6310 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6313 2007-01-04 Eric Christopher <echristo@apple.com>
6315 * libgcc2.c (__bswapsi2): Use SItype.
6316 (__bswapdi2): Use DItype.
6317 * libgcc2.h: Update for above.
6319 2007-01-04 Paul Brook <paul@codesourcery.com>
6321 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6322 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6323 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6324 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6325 umulsi3_highpart): Make conditional on !arm_arch6.
6326 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6327 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6328 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6329 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6330 umulsi3_highpart_v6): New insns.
6332 2007-01-04 Roger Sayle <roger@eyesopen.com>
6334 * fold-const.c (fold_convert): When casting an expression to void,
6335 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6336 have a type. Instead of attempting to build a NOP_EXPR, return
6337 these "special" trees directly.
6339 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6341 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6342 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6343 rs6000_cost->fp not 0 as adjustment for outer NEG.
6345 2007-01-04 Jan Hubicka <jh@suse.cz>
6347 * cgraph.c (cgraph_release_function_body): New function.
6348 (cgraph_remove_node): Use it.
6349 * cgraph.h (cgraph_release_function_body): Declare.
6350 * cgraphunit.c (cgraph_expand_function): Use it.
6351 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6352 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6353 is initialized and while compilation of other function is running.
6354 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6355 statement CFG annotations from here to ...
6356 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6358 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6360 * cfgloop.h (enum li_flags): Make the constants powers of two.
6362 2007-01-04 Jan Hubicka <jh@suse.cz>
6364 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6366 (fold_marked_statements): New function.
6367 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6368 * tree-inline.h (copy_body_data): Add statements_to_fold.
6370 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6372 * config.gcc: Mention libgcc/config.host.
6373 * Makefile.in: Update comments mentioning libgcc.
6374 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6375 (all.cross, start.encap, rest.encap, rest.cross): Update
6376 dependencies for libgcc move.
6377 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6378 (clean-target, clean-target-libgcc): Delete.
6379 (srcdirify, GCC_EXTRA_PARTS): New macros.
6380 (libgcc-support, libgcc.mvars): New rules.
6381 (distclean): Remove mention of mklibgcc.
6382 (install): Don't reference INSTALL_LIBGCC.
6383 (install-common): Don't reference EXTRA_PARTS.
6384 (install-libgcc, install-multilib): Delete rules.
6385 * mklibgcc.in: Delete file.
6386 * doc/configfiles.texi: Don't mention mklibgcc.
6388 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6389 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6390 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6391 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6392 (mklibgcc, ldblspecs): Likewise.
6394 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6395 (posixpre.def): Use $(T).
6396 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6397 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6398 (SHLIB_LINK): Make dummy.
6399 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6401 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6403 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6404 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6405 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6406 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6408 * configure.ac (all_outputs): Remove mklibgcc.
6409 * configure: Regenerated.
6411 2007-01-03 Josh Conner <jconner@apple.com>
6414 * calls.c (compute_argument_addresses): Set stack and stack_slot
6415 for partial args, too.
6416 (store_one_arg): Use locate.size.constant for the size when
6417 generating a save_area.
6419 2007-01-03 Robert Kennedy <jimbob@google.com>
6421 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6422 whose definitions are deleted due to basic block merging.
6424 2007-01-03 Paul Brook <paul@codesourcery.com>
6427 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6429 (use_return_insn): Return 0 for Thumb interrupt functions.
6430 (print_multi_reg): Add rfe argument for IRQ returns.
6431 (arm_output_epilogue): Pop interrupt return address directly into PC.
6432 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6434 2007-01-03 Paul Brook <paul@codesourcery.com>
6436 Merge from sourcerygxx-4_1.
6437 * config/arm/thumb2.md: New file.
6438 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6440 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6441 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6442 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6443 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6445 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6446 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6448 * config/arm/ieee754-sf.S: Ditto.
6449 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6450 (thumb1_base_register_rtx_p): ... to this.
6451 (thumb_index_register_rtx_p): Rename...
6452 (thumb1_index_register_rtx_p): ... to this.
6453 (thumb_output_function_prologue): Rename...
6454 (thumb1_output_function_prologue): ... to this.
6455 (thumb_legitimate_address_p): Rename...
6456 (thumb1_legitimate_address_p): ... to this.
6457 (thumb_rtx_costs): Rename...
6458 (thumb1_rtx_costs): ... to this.
6459 (thumb_compute_save_reg_mask): Rename...
6460 (thumb1_compute_save_reg_mask): ... to this.
6461 (thumb_final_prescan_insn): Rename...
6462 (thumb1_final_prescan_insn): ... to this.
6463 (thumb_expand_epilogue): Rename...
6464 (thumb1_expand_epilogue): ... to this.
6465 (arm_unwind_emit_stm): Rename...
6466 (arm_unwind_emit_sequence): ... to this.
6467 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6468 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6469 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6470 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6471 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6472 thumb2_output_casesi): New functions.
6473 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6474 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6475 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6476 THUMB2_WORK_REGS): Define.
6477 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6478 arm_condexec_mask, arm_condexec_masklen)): New variables.
6479 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6480 (arm_override_options): Check new CPU capabilities.
6481 Set new architecture flag variables.
6482 (arm_isr_value): Handle v7m interrupt functions.
6483 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6485 (const_ok_for_arm): Handle Thumb-2 constants.
6486 (arm_gen_constant): Ditto. Use movw when available.
6487 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6489 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6490 (thumb_find_work_register, arm_load_pic_register,
6491 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6492 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6493 print_multi_reg, output_mov_long_double_fpa_from_arm,
6494 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6495 output_mov_double_fpa_from_arm, output_move_double,
6496 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6497 output_return_instruction, arm_output_function_prologue,
6498 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6499 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6500 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6501 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6502 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6503 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6505 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6506 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6507 (arm_file_start): Output directive for unified syntax.
6508 (arm_unwind_emit_set): Handle stack alignment instruction.
6509 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6510 Add v6t2, v7, v7a, v7r and v7m.
6511 (RETLDM): Add Thumb-2 code.
6512 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6513 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6514 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6515 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6516 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6517 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6518 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6519 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6520 ADJUST_INSN_LENGTH): Define.
6521 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6522 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6523 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6524 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6525 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6526 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6527 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6528 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6529 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6530 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6531 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6532 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6533 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6534 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6535 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6536 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6537 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6539 * config/arm/arm-tune.md: Regenerate.
6540 * config/arm/arm-protos.h: Update prototypes.
6541 * config/arm/vfp.md: Enable patterns for Thumb-2.
6542 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6543 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6544 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6545 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6546 * config/arm/libunwind.S: Add Thumb-2 code.
6547 * config/arm/constraints.md: Update include Thumb-2.
6548 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6549 * config/arm/ieee754-df.S: Ditto.
6550 * config/arm/bpabi.S: Ditto.
6551 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6552 * config/arm/predicates.md (low_register_operand,
6553 low_reg_or_int_operand, thumb_16bit_operator): New.
6554 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6555 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6556 * config/arm/t-arm-elf: Add armv7 multilib.
6557 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6559 (UNSPEC_STACK_ALIGN, ce_count): New.
6560 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6561 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6563 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6564 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6565 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6566 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6567 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6568 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6570 * doc/extend.texi: Document ARMv7-M interrupt functions.
6571 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6573 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6575 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6576 (struct _Unwind_Context): Rename args_size to flags, remove
6577 signal_frame field, add a new args_size field and version field.
6578 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6579 _Unwind_IsExtendedContext): New inline functions.
6580 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6581 Assume by_value array is only present if _Unwind_IsExtendedContext.
6582 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6583 _Unwind_IsSignalFrame.
6584 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6585 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6586 (uw_init_context_1): Initialize context->flags to
6587 EXTENDED_CONTEXT_BIT.
6588 * config/rs6000/linux-unwind.h (frob_update_context): Use
6589 _Unwind_SetSignalFrame.
6591 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6594 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6595 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6598 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6600 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6601 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6602 RET, AT_SP): Remove.
6603 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6606 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6607 * cfgbuild.c (find_basic_blocks): Likewise.
6608 * cfgrtl.c (rtl_create_basic_block): Likewise.
6609 * function.c (temp_slots_at_level): Likewise.
6610 * reg-stack.c (stack_regs_mentioned): Likewise.
6611 * regclass.c (allocate_reg_info): Likewise.
6612 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6613 set_bb_for_stmt, move_block_to_fn): Likewise.
6614 * tree-complex.c (tree_lower_complex): Likewise.
6615 * vec.h (VEC_safe_grow_cleared): New.
6617 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6619 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6621 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6622 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6624 * cfgloopmanip.c (scale_loop_frequencies): Export.
6625 (loopify): Scale the frequencies by prescribed coefficients.
6626 (set_zero_probability): New function.
6627 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6628 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6629 and frequencies according to arguments.
6630 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6632 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6633 * modulo-sched.c (sms_schedule): Set probabilities for entering
6634 versioned loop correctly.
6635 * tree-vect-transform.c (vect_transform_loop): Ditto.
6636 * cfgloop.h (loopify, loop_version): Declaration changed.
6637 (scale_loop_frequencies): Declared.
6639 2007-01-02 Jan Hubicka <jh@suse.cz>
6641 * cgraph.c: Include tree-flow.h
6642 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6644 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6645 * tree-pass.h (pass_all_early_optimizations): Declare.
6646 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6648 (cgraph_analyze_function): Do early_local_passes.
6649 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6650 Do not add referenced vars.
6651 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6653 (gate_all_early_local_passes): New gate.
6654 (pass_early_local_passes): Use new gate.
6655 (execute_early_local_optimizations): New functions.
6656 (gate_all_early_optimizations): New gate.
6657 (pass_all_early_optimizations): New pass.
6658 (execute_free_datastructures): Free SSA only when initialized.
6659 (gate_init_datastructures): Init only when optimizing.
6660 (tree_lowering_passes): Do early local passes when called late.
6661 * tree-profile.c (do_tree_profiling): Don't profile functions added
6663 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6664 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6666 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6667 during early_local_passes.
6668 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6671 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6673 * Makefile.in: Update copyright year.
6675 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6677 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6678 in $(lang_checks) and check-consistency targets.
6680 2007-01-02 Jan Hubicka <jh@suse.cz>
6682 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6683 Do not add referenced vars.
6684 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6686 * passes.c (init_optimization_passes): Put mudflap_2 after
6687 free_datastructures.
6689 2007-01-02 Jan Hubicka <jh@suse.cz>
6691 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6692 Set NOTHROW flag on call statements proved to be nothrow.
6693 Update statement of local calls so new pure/const functions are
6694 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6696 (tree_rest_of_compilation): Register hooks and initialize bitmap
6697 early. Do not set after_inlining flag.
6699 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6701 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6702 HOST_BITS_PER_LONGLONG
6704 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6707 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6708 warning for non-static initializers.
6710 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6712 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6713 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6714 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6715 Always use set_unique_reg_note to add REG_EQUAL notes.
6717 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6720 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6722 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6723 * cfgbuild.c (find_basic_blocks): Likewise.
6724 * cfgrtl.c (rtl_create_basic_block): Likewise.
6725 * function.c (temp_slots_at_level): Likewise.
6726 * reg-stack.c (stack_regs_mentioned): Likewise.
6727 * regclass.c (allocate_reg_info): Likewise.
6728 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6729 set_bb_for_stmt, move_block_to_fn): Likewise.
6730 * tree-complex.c (tree_lower_complex): Likewise.
6731 * vec.h (VEC_safe_grow_cleared): New.
6733 2007-01-02 Ian Lance Taylor <iant@google.com>
6735 * c-common.c (c_common_truthvalue_conversion): When warning about
6736 using an assignment as a truth value, set TREE_NO_WARNING.
6738 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6741 * c.opt (Wold-style-declaration): New.
6742 * doc/invoke.texi (C-only Warning Options): New.
6743 (Wold-style-declaration): Document it.
6744 (Wextra): Enabled by -Wextra.
6745 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6746 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6747 -Wold-style-declaration.
6749 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6751 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6752 * cfgbuild.c (find_basic_blocks): Likewise.
6753 * cfgrtl.c (rtl_create_basic_block): Likewise.
6754 * function.c (temp_slots_at_level): Likewise.
6755 * reg-stack.c (stack_regs_mentioned): Likewise.
6756 * regclass.c (allocate_reg_info): Likewise.
6757 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6758 set_bb_for_stmt, move_block_to_fn): Likewise.
6759 * tree-complex.c (tree_lower_complex): Likewise.
6760 * vec.h (VEC_safe_grow_cleared): New.
6762 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6764 * c-common.c (c_common_nodes_and_builtins): Since variants of
6765 void_type_node get built before it is given a name, we need to
6766 give those variants the name, too.
6767 (complete_array_type): We need to work with the canonical main
6768 type of the array, from which we will build the qualified version.
6769 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6770 * print-tree.c (print_node): Display canonical type information
6772 * stor-layout.c (layout_type): When we don't know the
6773 alignment of a type for which we're building an array, we end up
6774 guessing wrong, so make the type require structural equality.
6775 * tree.c (make_node_stat): When we build a new type, it is its
6777 (build_type_attribute_qual_variant): When building an attribute
6778 variant, its canonical type is the non-attribute variant. However,
6779 if the attributes are target-dependent and they differ, we need to
6780 use structural equality checks for this type.
6781 (build_qualified_type): A qualified type is not equivalent to its
6782 unqualified variant; set the canonical type appropriately.
6783 (build_distinct_type_copy): When building a distinct type from
6784 another type, the new type is its own canonical type.
6785 (build_variant_type_copy): When building a new type variant, we
6786 assume that it is equivalent to the original type.
6787 (build_pointer_type_for_mode): When building a pointer type, also
6788 build a canonical type pointer.
6789 (build_reference_type_for_mode): When building a reference type,
6790 also build a canonical type reference.
6791 (build_index_type): When we can't hash an index type (e.g.,
6792 because its maximum value is negative), the index type requires
6793 structural equality tests.
6794 (build_array_type): Build the canonical form of an array type.
6795 (build_function_type): Function types require structural equality,
6796 because they contain default arguments, attributes, etc.
6797 (build_method_type_directly): Ditto for method types.
6798 (build_offset_type): Build the canonical offset type.
6799 (build_complex_type): Build the canonical vector type.
6800 (make_vector_type): Build the canonical vector type.
6801 * tree.h (TYPE_CANONICAL): New.
6802 (TYPE_STRUCTURAL_EQUALITY_P): New.
6803 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6804 (struct tree_type): Added "canonical" field.
6805 * params.h (VERIFY_CANONICAL_TYPES): New.
6806 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6807 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6808 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6809 * doc/invoke.texi (verify-canonical-types): Document --param
6810 parameter for verifying canonical types.
6812 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6814 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6815 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6816 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6817 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6819 * config/rs6000/e500.h: New.
6820 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6821 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6823 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6824 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6825 TARGET_E500_DOUBLE): Remove.
6826 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6827 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6828 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6829 * config/rs6000/rs6000.c (rs6000_override_options): Use
6832 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6834 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6835 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6836 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6837 rs6000_emit_cmove): Don't check TARGET_E500.
6838 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6839 sordered): Don't check TARGET_E500.
6841 2007-01-01 Eric Christopher <echristo@apple.com>
6843 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6844 HARD_REGISTER_NUM_P.
6846 2007-01-01 Roger Sayle <roger@eyesopen.com>
6848 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6849 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6850 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6853 2007-01-01 Mike Stump <mrs@apple.com>
6855 * configure.ac: Remove support for building with Apple's gcc-3.1.
6857 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6860 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6861 REG is a hard register. Do not modify REG before calling
6863 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6864 multiple of the size of YMODE for certain lowpart cases.
6866 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6869 * gimplify (voidify_wrapper_expr): Update for
6872 2007-01-01 Andreas Schwab <schwab@suse.de>
6875 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6876 save of BR0 in extra_spill_size instead of spill_size.
6877 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6879 (ia64_expand_epilogue): Restore BR0 from its new location.
6881 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6883 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6884 Use a temporary variable if the left hand side is not a gimple
6887 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6889 * gimplify.c (gimplify_return_expr): Make the temporary variable
6890 for the return expression, a gimple register variable.
6892 2007-01-01 Jan Hubicka <jh@suse.cz>
6894 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6897 2007-01-01 Mike Stump <mrs@apple.com>
6899 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6901 * config/darwin.c (machopic_select_rtx_section): Use
6903 (darwin_mergeable_constant_section): Likewise.
6904 * configure: Regenerate.
6905 * config.in: Regenerate.
6907 2007-01-01 Jan Hubicka <jh@suse.cz>
6908 Andrew Pinski <pinskia@gmail.com>
6910 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6911 before starting IPA passes.