1 2007-02-28 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (fold_binary): Do not associate expressions
5 with more than one variable for integer types that do not wrap.
7 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10 Delete, and replace with...
11 (fold_builtin_call_array): This. Update callers to use it.
12 * fold-const.c (fold_build_call_list): Delete, and replace with...
13 (fold_build_call_array): This.
14 (fold_build_call_list_initializer): Delete, and replace with...
15 (fold_build_call_array_initializer): This.
16 * tree.h: Update declarations to reflect above changes.
18 * c-typeck.c (build_function_call): Store converted arguments
19 in a stack-allocated array instead of building a list.
20 (convert_arguments): Store arguments in the array passed in as an
21 argument, and return the actual number of arguments.
22 * c-format.c: (check_function_format): Pass arguments in an
23 array instead of a list.
24 * c-common.c (check_function_nonnull): Likewise.
25 (check_function_sentinel): Likewise.
26 (check_function_arguments): Likewise.
27 * c-common.h: Update declarations to reflect above changes.
29 2007-02-28 Jan Hubicka <jh@suse.cz>
31 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
32 PRED_NEGATIVE_RETURN): Update outcomes.
34 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
36 * calls.c (emit_library_call_value_1): Handle partial registers
37 correctly when building up CALL_INSN_FUNCTION_USAGE.
39 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
41 * pa/predicates.md (move_src_operand): Allow zero for mode.
42 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
45 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
48 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
49 *movv2df_internal): Enable pattern only for valid operand
51 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
52 tie only 128bit modes. For MMX registers, tie only 64bit modes.
54 2007-02-27 Mike Stump <mrs@apple.com>
56 * config/darwin-crt3.c: Avoid compilation when compiling for a
59 2007-02-27 Joseph Myers <joseph@codesourcery.com>
61 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
63 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
64 for fixed headers and limits.h.
65 (install-include-dir, install-headers-tar, install-headers-cpio,
66 install-headers-cp, real-install-headers-tar,
67 real-install-headers-cpio, real-install-headers-cp): Handle
68 include-fixed as well as include.
69 (install-mkheaders): Don't install files that go only in include
71 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
73 * gcc.c (process_command): Remove special -BstageN/ handling.
74 (do_spec_1): Add include-fixed directories.
76 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
78 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
80 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
82 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
85 2007-02-27 Mark Mitchell <mark@codesourcery.com>
87 * c-common.c (get_priority): Add check for
88 SUPPORTS_INIT_PRIORITY.
90 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
92 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
94 * config/bfin/bfin.c: Include "cfglayout.h".
95 (MAX_LSETUP_DISTANCE): New macro.
96 (struct loop_info): New members incoming, incoming_src and
97 incoming_dest. Delete member predecessor.
98 (length_for_loop): New function.
99 (bfin_optimize_loop): Handle more different loop structures.
100 (bfin_discover_loop): Rework detection of predecessor blocks by
101 examining incoming edges.
102 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
104 (bfin_reorder_loops): New function.
105 (bfin_reorg_loops): Use these three new functions.
107 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
108 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
109 (CONSTRAINT_LEN): Add entry for 'q'.
110 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
112 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
113 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
115 * config/bfin/bfin.md (add_with_carry): New pattern.
116 (s_or_u, su_optab, su_modifier): New code macros/attrs.
117 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
118 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
119 support unsigned multiplies too. Removed incorrect commutativity from
120 operand 1 constraint where appropriate.
121 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
123 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
124 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
126 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
127 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
128 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
129 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
130 usmulhisi_hh_huh): New patterns.
132 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
133 lshifthi3): Fix output template to use half reg for operand 2.
135 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
138 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
140 2007-02-27 Andreas Schwab <schwab@suse.de>
142 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
144 2007-02-27 Jan Hubicka <jh@suse.cz>
146 * predict.c (last_basic_block_p): Remove.
147 (tree_estimate_probability): Update return heuristic for commonized
150 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
152 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
154 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
156 * doc/include/gcc-common.texi (versionsubtitle): New macro.
157 * doc/cpp.texi: Standardize title page.
158 * doc/cppinternals.texi: Likewise.
159 * doc/gcc.texi: Standardize title page, remove version number
161 * doc/gccint.texi: Likewise.
162 * doc/install.texi: Standardize title page, add table of
165 2007-02-26 Jan Hubicka <jh@suse.cz>
167 * predict.def: Set outcomes according to more recent results.
168 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
169 Remove dead predictors.
170 * predict.c (return_prediction): Fix pasto.
172 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
174 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
175 change; avoid a memory leak when returning early.
177 2007-02-26 Mark Mitchell <mark@codesourcery.com>
179 * c-decl.c (static_ctors): Move to c-common.c.
180 (static_dtors): Likewise.
181 (finish_function): Use c_record_cdtor_fn.
182 (build_cdtor): Move to c-common.c.
183 (c_write_global_declarations): Use c_build_cdtor_fns.
184 * c-common.h (static_ctors): Declare.
185 (static_dtors): Likewise.
186 (c_record_cdtor_fn): Likewise.
187 (c_build_cdtor_fns): Likewise.
188 * c-common.c (static_ctors): New variable.
189 (static_dtors): Likewise.
190 (c_record_cdtor_fn): New function.
191 (build_cdtor): Move from c-decl.c
192 (c_build_cdtor_fns): New function.
194 * output.h (assemble_addr_to_section): Declare.
195 (get_cdtor_priority_section): Likewise.
196 * varasm.c (assemble_addr_to_section): New function.
197 (get_cdtor_priority_section): Likewise.
198 (default_named_section_asm_out_destructor): Use them.
199 (destor_dtor_section_asm_out_destructor): Likewise.
200 (default_named_section_asm_out_constructor): Likewise.
201 (default_ctor_section_asm_out_constructor): Likewise.
202 * config.gcc (*-*-vxworks*): Include vxworks.o.
203 * config/t-vxworks (vxworks.o): New target.
204 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
205 (TARGET_ASM_CONSTRUCTOR): Define.
206 (TARGET_ASM_DESTRUCTOR): Likewise.
207 (vxworks_asm_out_constructor): Declare.
208 (vxworks_asm_out_destructor): Likewise.
210 * c-common.c (get_priority): Check that we have not just an
211 INTEGER_CST, but an integer constant with integeral type.
213 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
215 PR tree-optimization/30938
216 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
217 use &dt[nargs-1] instead of &dt[nargs] in the call to
218 vect_is_simple_use().
220 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
222 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
223 from register elimination as PRE_MODIFY / POST_MODIFY increments.
224 Do not attempt to handle MEM inside auto-inc expressions.
225 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
226 of a register modified by an auto-inc expression. However, do handle
227 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
228 (elimination_effects): Prohibit elimination of a register modified
229 by an auto-inc expression. Disable register elimination rules whose
230 target register is modified by an auto-inc expression with variable
233 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
235 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
237 (array_at_struct_end_p): New function.
238 (idx_infer_loop_bounds): Use it.
239 (estimate_numbers_of_iterations_loop): Export.
240 * predict.c (predict_loops): Use estimated_loop_iterations_int.
241 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
242 (tree_estimate_probability): Call record_loop_exits.
243 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
244 (estimated_loop_iterations, estimated_loop_iterations_int,
245 estimated_loop_iterations_tree): New functions.
246 (analyze_siv_subscript_cst_affine,
247 compute_overlap_steps_for_affine_1_2,
248 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
249 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
250 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
251 (PRED_LOOP_ITERATIONS_GUESSED): New.
252 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
253 * cfgloop.h (estimate_numbers_of_iterations_loop,
254 estimated_loop_iterations_int): Declare.
256 2007-02-25 Mark Mitchell <mark@codesourcery.com>
258 * doc/extend.texi: Document optional priority argument to
259 constructors and destructors.
260 * tree.c (init_priority_for_decl): Adjust GTY markers.
261 (init_ttree): Use priority-info hash functions for
262 init_priority_for_decl.
263 (tree_map_eq): Rename to ...
264 (tree_map_base_eq): ... this.
265 (tree_map_marked_p): Rename to ...
266 (tree_map_base_marked_p): ... this.
267 (tree_map_base_hash): New function.
268 (decl_init_priority_lookup): Rework.
269 (decl_fini_priority_lookup): New function.
270 (decl_priority_info): New function.
271 (decl_init_priority_insert): Use it.
272 (decl_fini_priority_insert): Likewise.
273 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
275 (decl_restrict_base_insert): Likewise.
276 (decl_debug_expr_insert): Likewise.
277 (decl_value_expr_lookup): Likewise.
278 (decl_value_expr_insert): Likewise.
279 * tree.h (priority_type): New type.
280 (decl_init_priority_lookup): Use priority_type.
281 (decl_fini_priority_lookup): New function.
282 (decl_init_priority_insert): Use priority_type.
283 (decl_fini_priority_insert): New function.
284 (DECL_HAS_INIT_PRIORITY): Tweak comments.
285 (DECL_INIT_PRIORITY): Likewise.
286 (SET_DECL_INIT_PRIORITY): Add comment.
287 (DECL_FINI_PRIORITY): New macro.
288 (SET_DECL_FINI_PRIORITY): Likewise.
289 (DEFAULT_INIT_PRIORITY): Document.
290 (MAX_INIT_PRIORITY): Likewise.
291 (MAX_RESERVED_INIT_PRIORITY): Likewise.
292 (tree_map_base): New type.
293 (tree_map_base_eq): New function.
294 (tree_map_base_hash): Likewise.
295 (tree_map_base_marked_p): Likewise.
296 (tree_map): Inherit from tree_map_base.
297 (tree_map_eq): Make it a macro.
298 (tree_map_marked_p): Likewise.
299 (tree_int_map): Inherit from tree_map_base.
300 (tree_int_map_eq): Make it a macro.
301 (tree_int_map_hash): Likewise.
302 (tree_int_map_marked_p): Likewise.
303 (tree_priority_map): New type.
304 (tree_priority_map_eq): New macro.
305 (tree_priority_map_hash): Likewise.
306 (tree_priority_map_marked_p): Likewise.
307 * varasm.c (emults_decl): Adjust for refactoring of tree_map
309 (emutls_common_1): Likewise.
310 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
311 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
312 of tree_map hierarchy.
313 * tree-cfg.c (move_stmt_r): Likewise.
314 (new_label_mapper): Likewise.
315 * c-tree.h (c_expand_body): Move to ...
316 * c-common.h (c_expand_body): ... here.
317 * c-decl.c (c_expand_body): Move to ...
318 * c-common.c (c_expand_body): ... here.
319 (c_common_attribute_table): Allow 1 argument for the constructor
320 and destructor attributes.
321 (get_priority): New function.
322 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
323 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
325 2007-02-24 Jan Hubicka <jh@suse.cz>
328 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
330 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
331 Jan Hubicka <jh@suse.cz>
334 * i386.c (counter_mode): New function.
335 (expand_set_or_movmem_via_loop): Use it.
336 (expand_movmem_epilogue): Likewise; fix pasto.
337 (ix86_expand_movmem): Do emit guard even for constant counts.
338 (ix86_expand_setmem): Likewise.
340 2007-02-25 Nick Clifton <nickc@redhat.com>
342 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
343 (JUMP_TABLES_IN_TEXT_SECTION): Define.
345 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
349 count argument with 0x10, not with 0x16.
350 (expand_setmem_epilogue): Ditto.
352 2007-02-24 Mike Stump <mrs@apple.com>
354 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
357 2007-02-24 Richard Guenther <rguenther@suse.de>
360 * fold-const.c (fold_binary): Fold x +- CST op x for
363 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
365 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
367 2007-02-24 Jan Hubicka <jh@suse.cz>
369 * cgraphunit.c (decide_is_function_needed): Honor
370 -fkeep-inline-functions.
372 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
374 * builtins.c (fold_builtin_modf): New.
375 (fold_builtin_2): Use it.
377 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
379 * loop-iv.c (implies_p): Detect additional cases where A implies B.
380 (determine_max_iter): Take additional LOOP arg; all callers changed.
381 Lose broken logic dealing with PLUS. Try to limit the upper bound by
382 one using simplifications.
383 (simplify_using_initial_values): Return if the expression becomes
384 invalid due to altered regs.
386 2007-02-23 DJ Delorie <dj@redhat.com>
388 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
390 2007-02-23 Mike Stump <mrs@apple.com>
392 * tlink.c (scan_linker_output): Parse linker messages from
393 darwin9's linker better.
395 2007-02-23 Steve Ellcey <sje@cup.hp.com>
398 * varpool.c (varpool_assemble_pending_decls): Set
399 varpool_last_needed_node to null.
401 2007-02-23 DJ Delorie <dj@redhat.com>
403 * config/i386/i386.c (ix86_data_alignment): Don't specify an
404 alignment bigger than the object file can handle.
406 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
410 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
411 (*movsf_1): Penalize MMX moves.
413 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
415 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
416 2^32-1 or more times unless flag_unsafe_loop_optimizations.
418 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
420 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
423 (fold_builtin_1): Use them.
424 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
425 BUILT_IN_SIGNIFICAND.
427 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
429 * config/i386/i386.c (bdesc_1arg): Initialize
430 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
431 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
432 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
433 and IX86_BUILTIN_MOVSLDUP.
435 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
437 PR rtl-optimization/30841
438 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
440 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
442 * builtins.c (fold_builtin_frexp): New.
443 (fold_builtin_2): Use it.
445 2007-02-22 Mark Mitchell <mark@codesourcery.com>
447 * doc/invoke.texi (Spec Files): Document getenv spec function.
449 * gcc.c (getenv_spec_function): New function.
450 (static_spec_functions): Add it.
451 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
452 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
455 2007-02-22 Michael Matz <matz@suse.de
458 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
459 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
461 2007-02-22 Ian Lance Taylor <iant@google.com>
464 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
465 (mem_loc_descriptor): Call it.
467 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
468 Ira Rosen <irar@il.ibm.com>
470 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
472 2007-02-22 Ira Rosen <irar@il.ibm.com>
474 PR tree-optimization/30843
475 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
476 stores only after all the group is vectorized.
478 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
480 PR tree-optimization/30858
481 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
482 in the reduction cycle have a single use in the loop.
483 * tree-vectorizer.h (relevant): Add documentation.
485 2007-02-20 Mike Stump <mrs@apple.com>
487 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
488 * configure: Regenerate.
490 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
492 Change the defaults of some parameters and options.
493 * config/spu/spu-protos.h (spu_optimization_options): Declare.
494 * config/spu/spu.c (spu_optimization_options): Add.
495 (spu_override_options): Change params in spu_optimization_options.
496 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
498 Register 127 is only 16 byte aligned when used as a frame pointer.
499 * config/spu/spu-protos.h (spu_init_expanders): Declare.
500 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
501 HARD_FRAME_POINTER_REGNUM.
502 (spu_legitimate_address): Use regno_aligned_for_reload.
503 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
504 aligned when frame_pointer_needed is true.
505 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
507 * config/spu/spu.h (INIT_EXPANDERS): Define.
509 Make sure shift and rotate instructions have valid immediate operands.
510 * config/spu/predicates.md (spu_shift_operand): Remove.
511 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
512 * config/spu/constraints.md (W, O): Extend range.
513 * config/spu/spu.md (umask, nmask): Define.
514 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
515 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
516 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
517 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
518 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
519 (lshr<mode>3_reg): Fix rtl description.
521 Make sure mulhisi immediate operands are valid.
522 * config/spu/predicates.md (imm_K_operand): Add.
523 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
525 Generate constants using fsmbi and andi.
526 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
527 (print_operand, spu_split_immediate, classify_immediate,
528 fsmbi_const_p): Handle IC_FSMBI2.
530 Correctly handle a CONST_VECTOR containing symbols.
531 * config/spu/spu.c (print_operand): Handle HIGH correctly.
532 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
533 (immediate_load_p): Allow symbols that use 2 instructions to create.
534 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
535 with symbols when flag_pic is set.
536 (const_vector_immediate_p): New.
537 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
538 accept a CONST_VECTOR with symbols.
539 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
540 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
542 * config/spu/spu.md (high, low): Delete.
543 (low_<mode>): Define.
545 Remove INTRmode and INTR_REGNUM, which didn't work.
546 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
548 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
549 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
550 peephole2 pattern): Don't use INTR or 131.
552 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
553 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
554 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
555 (UNSPEC_SET_INTR): Add.
556 * config/spu/spu-modes.def (INTR): Remove.
558 More accurate warnings about run-time relocations.
559 * config/spu/spu.c (reloc_diagnostic): Test in_section.
561 Correctly warn about immediate arguments to specific intrinsics.
562 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
563 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
564 the instruction predicate.
566 Fix tree check errors with latest update.
567 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
569 (spu_expand_builtin): Use CALL_EXPR_FN.
571 Add missing specific intrinsics.
572 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
574 * config/spu/spu_internals.h: Ditto.
576 Fix incorrect operand modifiers.
577 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
578 * config/spu/spu.md (xor<mode>3): Change %S to %J.
580 Optimize one case of zero_extend of a vec_select.
581 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
583 Accept any immediate for hbr.
584 * config/spu/spu.md (hbr): Change s constraints to i.
586 2007-02-21 Paul Brook <paul@codesourcery.com>
588 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
589 condexec_count when skipping USE and CLOBBER.
591 2007-02-21 Nick Clifton <nickc@redhat.com>
593 * common.opt (Warray-bounds): Add Warning attribute.
594 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
596 (fsized-zeroes): Add Optimization attribute.
597 (fsplit-wide-types, ftree-scev-cprop): Likewise.
598 * c.opt (Wc++0x-compat): Add Warning attribute.
600 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
603 * reload1.c (eliminate_regs_in_insn): In the single_set special
604 case, attempt to re-recognize the insn before falling back to
605 having reload fix it up.
607 2007-02-20 Eric Christopher <echristo@gmail.com>
609 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
611 (frv_read_iacc_argument): Ditto.
612 (frv_expand_set_builtin): Take a call instead of arglist, update for
614 (frv_expand_unop_builtin): Ditto.
615 (frv_expand_binop_builtin): Ditto.
616 (frv_expand_cut_builtin): Ditto.
617 (frv_expand_binopimm_builtin): Ditto.
618 (frv_expand_voidbinop_builtin): Ditto.
619 (frv_expand_int_void2arg): Ditto.
620 (frv_expand_prefetches): Ditto.
621 (frv_expand_voidtriop_builtin): Ditto.
622 (frv_expand_voidaccop_builtin): Ditto.
623 (frv_expand_load_builtin): Ditto.
624 (frv_expand_store_builtin): Ditto.
625 (frv_expand_mdpackh_builtin): Ditto.
626 (frv_expand_mclracc_builtin): Ditto.
627 (frv_expand_mrdacc_builtin): Ditto.
628 (frv_expand_mwtacc_builtin): Ditto.
629 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
632 2007-02-20 Janis Johnson <janis187@us.ibm.com>
634 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
635 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
637 (HAVE_GAS_DFP): Check for assembler support of decimal floating
639 * configure: Regenerate.
640 * config.in: Regenerate.
641 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
642 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
643 masks to power6 and power6x and to POWERPC_MASKS.
644 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
646 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
647 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
648 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
649 Access PROTOTYPE as variable, not mask.
651 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
653 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
654 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
655 * combine.c (adjust_for_new_dest): Use it.
656 * postreload.c (reload_combine): Likewise.
658 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
660 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
661 notes on an insn with multiple sets, even if single_set returns
662 non-NULL for that insn.
664 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
666 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
669 2007-02-20 Geoffrey Keating <geoffk@apple.com>
671 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
672 if user didn't pass it.
673 * config/i386/darwin.h (CC1_SPEC): Likewise.
674 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
675 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
676 -mmacosx-version-min.
678 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
679 Uros Bizjak <ubizjak@gmail.com>
681 * optabs.h (enum optab_index): Add new OTI_scalb.
682 (scalb_optab): Define corresponding macro.
683 * optabs.c (init_optabs): Initialize scalb_optab.
684 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
686 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
687 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
688 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
689 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
690 flag_unsafe_math_optimizations is set.
692 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
693 to implement scalbf, scalb and scalbl built-ins as inline x87
696 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
697 DJ Delorie <dj@redhat.com>
700 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
701 (diagnostic_report_diagnostic): ... here, and turn them into real
702 errors. If warnings are inhibited, no need to do anything.
704 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
706 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
707 better code generation.
709 2007-02-20 Ben Elliston <bje@au.ibm.com>
711 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
713 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
715 * config/alpha/alpha.c, config/alpha/alpha.md,
716 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
717 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
718 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
719 config/arm/lib1funcs.asm: Follow spelling conventions.
721 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
722 config/fr30/fr30.md, config/i386/i386.h,
723 config/iq2000/iq2000.h, config/iq2000/predicates.md,
724 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
725 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
726 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
727 config/rs6000/altivec.md, config/rs6000/rs6000.c,
728 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
729 config/sparc/sparc.c, config/sparc/sparc.h,
730 config/sparc/sparc.md, config/spu/constraints.md,
731 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
734 2007-02-20 Alan Modra <amodra@bigpond.net.au>
737 * varasm.c (use_blocks_for_decl_p): Return false for decls with
740 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
742 * doc/invoke.texi (-ftree-lrs): Remove.
744 2007-02-19 Diego Novillo <dnovillo@redhat.com>
746 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
749 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
751 * config/ia64/ia64.c (ia64_expand_builtin): Use the
752 new CALL_EXPR_FN macro for retrieving the function
753 declaration of the input expression.
755 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
757 * c.opt (Waddress): New.
758 * common.opt (Walways-true): Delete.
759 (Wstring-literal-comparison): Delete.
760 * doc/invoke.texi (Warning Options): Delete -Walways-true and
761 -Wstring-literal-comparison. Add -Waddress.
763 (Walways-true): Delete.
764 (Wstring-literal-comparison): Delete.
765 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
766 consistently instead of -Walways-true in example.
767 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
768 * c-typeck.c (parser_build_binary_op): Replace
769 -Wstring-literal-comparison and -Walways-true with -Waddress.
770 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
773 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
775 * tree-cfg.c (dump_function_to_file): Be prepared for functions
776 without DECL_STRUCT_FUNCTION initialized.
778 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
780 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
781 due to calls to functions taking pointers as parameters.
783 2007-02-19 Richard Henderson <rth@redhat.com>
786 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
789 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
791 * config/s390/s390.c (s390_call_saved_register_used,
792 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
793 accessed to the new scheme.
795 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
797 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
798 (cris_print_index, cris_print_operand, cris_print_operand_address)
799 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
800 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
801 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
803 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
804 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
805 GO_IF_LEGITIMATE_ADDRESS): Ditto.
806 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
807 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
808 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
809 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
810 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
811 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
812 (uminsi3, call, call_value): Ditto.
813 (define_split: indir_to_reg_split, unnamed): Ditto.
815 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
817 PR tree-optimization/30975
818 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
821 2007-02-18 Eric Christopher <echristo@gmail.com>
823 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
824 Remove use of arglist.
825 (mips_expand_builtin): Remove use of arglist, pass in expr.
826 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
827 (mips_expand_builtin_movtf): Ditto.
828 (mips_expand_builtin_compare): Ditto.
830 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
832 * tree-sra.c (sra_build_assignment): Replace assertion
833 checking with a comment explaining why it can't be done.
835 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
838 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
839 during CALL_EXPR representation conversion.
840 * tree-ssa-propagate.c (set_rhs): Likewise.
842 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
844 * tree-sra.c (sra_build_assignment): Disable assertion checking
847 2007-02-18 Roger Sayle <roger@eyesopen.com>
849 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
850 instead of calling build2 with a GIMPLE_MODIFY_STMT.
851 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
853 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
854 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
855 gimplify_init_ctor_eval_range, gimple_push_cleanup,
856 gimplify_omp_for, gimplify_omp_atomic_pipeline,
857 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
858 force_gimple_operand): Likewise.
859 * ipa-cp.c (constant_val_insert): Likewise.
860 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
861 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
862 perfect_nestify): Likewise.
863 * langhooks.c (lhd_omp_assignment): Likewise.
864 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
865 lower_copyprivate_clauses, lower_send_clauses,
866 lower_send_shared_vars, expand_parallel_call,
867 expand_omp_for_generic, expand_omp_for_static_nochunk,
868 expand_omp_for_static_chunk, expand_omp_sections,
869 lower_omp_single_copy, lower_omp_for_lastprivate,
870 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
871 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
872 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
875 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
877 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
878 config/sh/sh.md: Follow spelling conventions.
880 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
881 config/frv/predicates.md: Follow spelling conventions.
883 * config/m68k/linux-unwind.h: Fix a comment typo.
884 * target.h: Follow spelling conventions.
886 2007-02-18 Roger Sayle <roger@eyesopen.com>
888 PR rtl-optimization/28173
889 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
890 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
891 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
892 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
893 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
895 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
897 * builtins.c (fold_builtin_load_exponent): New.
898 (fold_builtin_2): Use it.
900 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
902 PR rtl-optimization/30773
903 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
904 if we fail to attach a REG_EQUIV note.
906 2007-02-18 David Edelsohn <edelsohn@gnu.org>
907 Roger Sayle <roger@eyesopen.com>
909 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
911 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
913 * calls.c (initialize_argument_information): Pass original EXP
914 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
915 code to split complex arguments here, as part of initializing the
917 (expand_call): Remove code that builds a list of arguments and
918 inserts implicit arguments into it. Instead, just count how many
919 implicit arguments there will be so we can determine the size of
920 the ARGS array, and let initialize_argument_information do the work.
921 (split_complex_values): Delete unused function.
923 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
925 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
927 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
929 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
930 for arg pointer based indexed addressing.
932 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
934 * config/ia64/ia64.h, config/ia64/ia64.md,
935 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
936 spelling conventions.
938 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
940 * config/m68k/m68k.c (split_di): New.
941 * config/m68k/m68k-protos.h: Declare split_di.
942 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
943 Improve predicate handling and split constant shifts.
945 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
947 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
948 parameter for register bitfield operations, general predicates
951 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
953 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
954 * config/m68k/linux-unwind.h: New file.
956 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
958 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
959 config/i386/athlon.md, config/ia64/ia64.md,
960 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
961 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
962 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
963 tree-ssa-loop-niter.c, tree-vect-analyze.c,
964 tree-vect-transform.c: Fix comment typos.
966 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
968 * sched-deps.c (find_insn_list): Remove.
969 * sched-int.h: Remove the prototype for find_insn_list.
971 2007-02-16 Geoffrey Keating <geoffk@apple.com>
973 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
975 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
976 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
977 darwin_rs6000_override_options.
978 (C_COMMON_OVERRIDE_OPTIONS): Expect
979 darwin_macosx_version_min to be non-NULL always.
980 (TARGET_C99_FUNCTIONS): Likewise.
981 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
982 (DARWIN_MINVERSION_SPEC): New.
983 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
984 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
986 (DARWIN_MINVERSION_SPEC): New.
987 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
989 * config/darwin-c.c (darwin_cpp_builtins): Expect
990 darwin_macosx_version_min to be non-NULL always.
992 * config/rs6000/rs6000.c: Clean up trailing whitespace.
994 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
996 * config/i386/i386.h (x86_use_xchgb): New.
997 (TARGET_USE_XCHGB): New macro.
998 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
999 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1000 Split after reload into bswaphi for shifts of 8.
1001 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1002 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1003 or when optimizing for size.
1005 2007-02-16 Richard Guenther <rguenther@suse.de>
1006 Christian Bruel <christian.bruel@st.com>
1008 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1009 DECLs but prefer SSA_NAMEs over DECLs.
1011 2007-02-16 Richard Guenther <rguenther@suse.de>
1013 * tree-flow-inline.h (single_imm_use_p): Remove.
1014 (zero_imm_uses_p): Likewise.
1015 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1016 instead of single_imm_use_p.
1017 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1020 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1023 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1024 nested double- and backquotes.
1026 2007-02-15 Roger Sayle <roger@eyesopen.com>
1029 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1030 should be unreachable.
1031 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1032 For the time being redirect GIMPLE_MODIFY_STMT to the new
1033 (renamed) build_gimple_modify_stmt_stat.
1034 (build2_gimple_stat): Rename to...
1035 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1036 Always build a GIMPLE_MODIFY_STMT node.
1037 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1038 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1041 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1042 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1043 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1044 expand_complex_div_wide): Likewise.
1045 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1046 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1047 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1048 * tree-ssa-loop-manip.c (create_iv): Likewise.
1049 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1050 abs_replacement): Likewise.
1051 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1052 realify_fake_stores): Likewise.
1054 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1055 node rather than a GIMPLE_MODIFY_STMT node.
1056 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1057 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1059 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1060 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1063 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1066 * fold-const.c (fold_comparison): Add back the
1067 folding of constant complex comparisions.
1069 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1072 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1073 effects unknown to this function, return early.
1075 2007-02-15 Ian Lance Taylor <iant@google.com>
1077 * lower-subreg.c (move_eh_region_note): New static function.
1078 (resolve_simple_move): Call it.
1079 (decompose_multiword_subregs): Track blocks for which we resolve a
1080 simple move which is also a control flow insn. Pass them to
1081 find_many_sub_basic_blocks.
1082 (pass_lower_subreg): Add TODO_verify_flow.
1083 (pass_lower_subreg2): Likewise.
1085 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1086 Brooks Moses <brooks.moses@codesourcery.com>
1087 Lee Millward <lee.millward@codesourcery.com>
1089 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1090 (VL_EXP_CLASS_P): New.
1091 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1093 (TREE_OPERAND_CHECK_CODE): Likewise.
1094 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1095 (TREE_RTL_OPERAND_CHECK): Likewise.
1096 (tree_operand_check_failed): Make second parameter the whole tree
1097 instead of its code. Fixed callers.
1098 (VL_EXP_CHECK): New.
1099 (TREE_OPERAND_LENGTH): New.
1100 (VL_EXP_OPERAND_LENGTH): New.
1101 (CALL_EXPR_FN): New.
1102 (CALL_EXPR_STATIC_CHAIN): New.
1103 (CALL_EXPR_ARGS): New.
1104 (CALL_EXPR_ARG): New.
1105 (call_expr_nargs): New.
1106 (CALL_EXPR_ARGP): New.
1107 (build_nt_call_list): Declare.
1108 (build_vl_exp_stat): Declare.
1109 (build_vl_exp): New.
1110 (build_call_list): Declare.
1111 (build_call_nary): Declare.
1112 (build_call_valist): Declare.
1113 (build_call_array): Declare.
1114 (call_expr_arg): Declare.
1115 (call_expr_argp): Declare.
1116 (call_expr_arglist): Declare.
1117 (fold_build_call_list): Declare.
1118 (fold_build_call_list_initializer): Declare.
1119 (fold_call_expr): Declare to replace fold_builtin.
1120 (fold_builtin_fputs): Update to agree with modified definition.
1121 (fold_builtin_strcpy): Likewise.
1122 (fold_builtin_strncpy): Likewise.
1123 (fold_builtin_memory_chk): Likewise.
1124 (fold_builtin_stxcpy_chk): Likewise.
1125 (fold_builtin_strncpy_chk): Likewise.
1126 (fold_builtin_next_arg): Likewise.
1127 (fold_build_call_expr): Declare.
1128 (fold_builtin_call_list): Declare.
1129 (fold_builtin_call_valist): Declare.
1130 (build_call_expr): Declare.
1131 (validate_arglist): Update to agree with modified definition.
1132 (tree_operand_length): New.
1133 (call_expr_arg_iterator): New.
1134 (init_call_expr_arg_iterator): New.
1135 (next_call_expr_arg): New.
1136 (first_call_expr_arg): New.
1137 (more_call_expr_args_p): New.
1138 (FOR_EACH_CALL_EXPR_ARG): New.
1140 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1141 and tcc_gimple_stmt.
1142 (tree_code_size): Update documentation. Use sizeof (tree) rather
1143 than sizeof (char *).
1144 (tree_size): Likewise. Add case for tcc_vl_exp.
1145 (tree_node_structure): Add case for tcc_vl_exp.
1146 (contains_placeholder_p): Likewise.
1147 (substitute_in_expr): Likewise.
1148 (substitute_placeholder_in_expr): Likewise.
1149 (stabilize_reference_1): Likewise.
1150 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1151 to diagnose breakage of this interface for constructing CALL_EXPRs.
1152 (build_nt): Add similar assertion here.
1153 (build_nt_call_list): New.
1154 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1155 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1157 (get_callee_fndecl): Use new CALL_EXPR accessors.
1158 (tree_operand_check_failed): Change parameters to pass entire node
1159 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1160 (process_call_operands): New.
1161 (build_vl_exp_stat): New.
1162 (build_call_list): New.
1163 (build_call_nary): New.
1164 (build_call_valist): New.
1165 (build_call_array): New.
1166 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1167 (call_expr_arglist): New.
1169 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1170 tcc_vl_exp instead of a fixed-size tcc_expression.
1172 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1173 accessors for CALL_EXPRs.
1174 (AGGR_INIT_EXPR): Likewise.
1176 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1177 Brooks Moses <brooks.moses@codesourcery.com>
1178 Lee Millward <lee.millward@codesourcery.com>
1180 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1181 (expand_builtin_nonlocal_goto): Change parameter to be entire
1182 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1183 (expand_builtin_prefetch): Likewise.
1184 (expand_builtin_classify_type): Likewise.
1185 (mathfn_built_in): Return NULL_TREE instead of 0.
1186 (expand_errno_check): Use new CALL_EXPR accessors.
1187 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1188 Return NULL_RTX instead of 0.
1189 (expand_builtin_mathfn_2): Likewise.
1190 (expand_builtin_mathfn_3): Likewise.
1191 (expand_builtin_interclass_mathfn): Likewise.
1192 (expand_builtin_sincos): Likewise.
1193 (expand_builtin_cexpi): Likewise.
1194 (expand_builtin_int_roundingfn): Likewise.
1195 (expand_builtin_int_roundingfn_2): Likewise.
1196 (expand_builtin_pow): Likewise.
1197 (expand_builtin_powi): Likewise.
1198 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1199 of arglist, fixing callers appropriately. Use new CALL_EXPR
1200 accessors and constructors. Return NULL_RTX instead of 0.
1201 (expand_builtin_strstr): Likewise.
1202 (expand_builtin_strchr): Likewise.
1203 (expand_builtin_strrchr): Likewise.
1204 (expand_builtin_strpbrk): Likewise.
1205 (expand_builtin_memcpy): Likewise.
1206 (expand_builtin_mempcpy): Likewise.
1207 (expand_builtin_mempcpy_args): New.
1208 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1209 (expand_builtin_memmove_args): New.
1210 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1211 (expand_movstr): Likewise.
1212 (expand_builtin_strcpy): Likewise.
1213 (expand_builtin_strcpy_args): New.
1214 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1215 (expand_builtin_strncpy): Likewise.
1216 (expand_builtin_memset): Likewise.
1217 (expand_builtin_memset_args): New.
1218 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1219 (expand_builtin_memcmp): Likewise.
1220 (expand_builtin_strcmp): Likewise.
1221 (expand_builtin_strncmp): Likewise.
1222 (expand_builtin_strcat): Likewise.
1223 (expand_builtin_strncat): Likewise.
1224 (expand_builtin_strspn): Likewise.
1225 (expand_builtin_strcspn): Likewise.
1226 (expand_builtin_args_info): Likewise.
1227 (expand_builtin_va_start): Likewise.
1228 (gimplify_va_arg_expr): Likewise.
1229 (expand_builtin_va_end): Likewise.
1230 (expand_builtin_va_copy): Likewise.
1231 (expand_builtin_frame_address): Likewise.
1232 (expand_builtin_alloca): Likewise.
1233 (expand_builtin_bswap): Likewise.
1234 (expand_builtin_unop): Likewise.
1235 (expand_builtin_fputs): Likewise.
1236 (expand_builtin_expect): Likewise.
1237 (expand_builtin_fabs): Likewise.
1238 (expand_builtin_copysign): Likewise.
1239 (expand_builtin_printf): Likewise.
1240 (expand_builtin_fprintf): Likewise.
1241 (expand_builtin_sprintf): Likewise.
1242 (expand_builtin_init_trampoline): Likewise.
1243 (expand_builtin_signbit): Likewise.
1244 (expand_builtin_fork_or_exec): Likewise.
1245 (expand_builtin_sync_operation): Likewise.
1246 (expand_builtin_compare_and_swap): Likewise.
1247 (expand_builtin_lock_test_and_set): Likewise.
1248 (expand_builtin_lock_release): Likewise.
1249 (expand_builtin): Likewise.
1250 (builtin_mathfn_code): Likewise.
1252 (fold_builtin_constant_p): Pass call arguments individually instead
1253 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1254 accessors and constructors. Return NULL_TREE instead of 0.
1255 (fold_builtin_expect): Likewise.
1256 (fold_builtin_classify_type): Likewise.
1257 (fold_builtin_strlen): Likewise.
1258 (fold_builtin_nan): Likewise.
1259 (integer_valued_real_p): Likewise.
1260 (fold_trunc_transparent_mathfn): Likewise.
1261 (fold_fixed_mathfn): Likewise.
1262 (fold_builtin_cabs): Likewise.
1263 (fold_builtin_sqrt): Likewise.
1264 (fold_builtin_cbrt): Likewise.
1265 (fold_builtin_cos): Likewise.
1266 (fold_builtin_cosh): Likewise.
1267 (fold_builtin_tan): Likewise.
1268 (fold_builtin_sincos): Likewise.
1269 (fold_builtin_cexp): Likewise.
1270 (fold_builtin_trunc): Likewise.
1271 (fold_builtin_floor): Likewise.
1272 (fold_builtin_ceil): Likewise.
1273 (fold_builtin_round): Likewise.
1274 (fold_builtin_int_roundingfn): Likewise.
1275 (fold_builtin_bitop): Likewise.
1276 (fold_builtin_bswap): Likewise.
1277 (fold_builtin_logarithm): Likewise.
1278 (fold_builtin_hypot): Likewise.
1279 (fold_builtin_pow): Likewise.
1280 (fold_builtin_powi): Likewise.
1281 (fold_builtin_exponent): Likewise.
1282 (fold_builtin_memset): Likewise.
1283 (fold_builtin_bzero): Likewise.
1284 (fold_builtin_memory_op): Likewise.
1285 (fold_builtin_bcopy): Deleted; call site changed to invoke
1286 fold_builtin_memory_op directly.
1287 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1288 (fold_builtin_strncpy): Likewise.
1289 (fold_builtin_memcmp): Likewise.
1290 (fold_builtin_strcmp): Likewise.
1291 (fold_builtin_strncmp): Likewise.
1292 (fold_builtin_signbit): Likewise.
1293 (fold_builtin_copysign): Likewise.
1294 (fold_builtin_isascii): Likewise.
1295 (fold_builtin_toascii): Likewise.
1296 (fold_builtin_isdigit): Likewise.
1297 (fold_builtin_fabs): Likewise.
1298 (fold_builtin_abs): Likewise.
1299 (fold_builtin_fmin_fmax): Likewise.
1300 (fold_builtin_carg): Likewise.
1301 (fold_builtin_classify): Likewise.
1302 (fold_builtin_unordered_cmp): Likewise.
1304 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1305 New functions split out from fold_builtin_1.
1306 (fold_builtin_n): New.
1307 (fold_builtin_varargs): New.
1308 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1310 (fold_call_expr): New.
1311 (build_function_call_expr): Rewrite to use new helper function.
1312 (fold_builtin_call_list): New.
1313 (build_call_expr): New.
1314 (fold_builtin_call_valist): New.
1315 (rewrite_call_expr): New.
1316 (validate_arg): New.
1317 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1318 of an arglist. Change return type to bool. Use new CALL_EXPR
1321 (fold_builtin_strstr): Pass call arguments individually instead
1322 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1323 accessors and constructors. Return NULL_TREE instead of 0.
1324 (fold_builtin_strchr): Likewise.
1325 (fold_builtin_strrchr): Likewise.
1326 (fold_builtin_strpbrk): Likewise.
1327 (fold_builtin_strcat): Likewise.
1328 (fold_builtin_strncat): Likewise.
1329 (fold_builtin_strspn): Likewise.
1330 (fold_builtin_strcspn): Likewise.
1331 (fold_builtin_fputs): Likewise.
1332 (fold_builtin_next_arg): Likewise.
1333 (fold_builtin_sprintf): Likewise.
1335 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1336 NULL_RTX instead of 0.
1337 (expand_builtin_memory_chk): Likewise.
1338 (maybe_emit_chk_warning): Likewise.
1339 (maybe_emit_sprintf_chk_warning): Likewise.
1341 (fold_builtin_object_size): Pass call arguments individually instead
1342 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1343 accessors and constructors. Return NULL_TREE instead of 0.
1344 (fold_builtin_memory_chk): Likewise.
1345 (fold_builtin_stxcpy_chk): Likewise.
1346 (fold_builtin_strncpy_chk): Likewise.
1347 (fold_builtin_strcat_chk): Likewise.
1348 (fold_builtin_strcat_chk): Likewise.
1349 (fold_builtin_strncat_chk): Likewise.
1350 (fold_builtin_sprintf_chk): Likewise.
1351 (fold_builtin_snprintf_chk): Likewise.
1352 (fold_builtin_printf): Likewise.
1353 (fold_builtin_vprintf): Likewise.
1355 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1357 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1358 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1359 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1360 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1361 (fold_unary): Likewise.
1362 (fold_binary): Likewise.
1363 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1364 ternary expressions.
1365 (fold): Add logic for tcc_vl_exp.
1366 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1367 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1368 (fold_build3_stat): Add assertion to flag broken interface for
1369 constructing CALL_EXPRs.
1370 (fold_build_call_list): New.
1371 (fold_build_call_list_initializer): New.
1372 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1374 (fold_strip_sign_ops): Likewise.
1376 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1377 Brooks Moses <brooks.moses@codesourcery.com>
1378 Lee Millward <lee.millward@codesourcery.com>
1380 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1381 accessors and dump arguments explicitly.
1383 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1385 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1387 (print_call_name): Use new CALL_EXPR accessors.
1389 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1390 CALL_EXPR arguments explicitly instead of as a list. Use
1391 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1393 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1394 (vrp_visit_stmt): Likewise.
1396 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1397 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1399 (force_move_till_expr): Likewise.
1401 * targhooks.c (default_external_stack_protect_fail): Use
1402 build_call_expr instead of build_function_call_expr.
1403 (default_hidden_stack_protect_fail): Likewise.
1405 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1408 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1409 and walk arguments explicitly.
1411 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1412 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1413 (expand_simple_operations): Likewise.
1414 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1416 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1417 of TREE_CODE_LENGTH.
1418 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1420 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1421 instead of TREE_CODE_LENGTH.
1423 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1424 (tree_ic_transform): Likewise.
1425 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1426 parameter instead of arglist. Fix callers.
1427 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1428 (tree_stringops_transform): Likewise.
1429 (tree_indirect_call_to_profile): Likewise.
1430 (tree_stringops_values_to_profile): Likewise.
1432 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1433 (eliminate_tail_call): Likewise.
1435 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1437 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1438 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1440 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1442 * omp-low.c (build_omp_barrier): Use build_call_expr.
1443 (lower_rec_input_clauses): Likewise.
1444 (lower_reduction_clauses): Likewise.
1445 (expand_parallel_call): Likewise.
1446 (maybe_catch_exception): Likewise.
1447 (expand_omp_for_generic): Likewise.
1448 (expand_omp_for_static_nochunk): Likewise.
1449 (expand_omp_sections): Likewise.
1450 (lower_omp_single_simple): Likewise.
1451 (lower_omp_single_copy): Likewise.
1452 (lower_omp_master): Likewise.
1453 (lower_omp_ordered): Likewise.
1454 (lower_omp_critical): Likewise.
1456 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1457 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1459 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1460 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1461 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1463 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1464 and generalize to handle any number of operands.
1465 (chrec_contains_undetermined): Likewise.
1466 (tree_contains_chrecs): Likewise.
1467 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1469 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1471 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1472 fold_call_expr instead of fold_builtin.
1473 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1474 match declarations there.
1475 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1478 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1479 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1481 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1482 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1484 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1487 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1488 (execute_cse_sincos): Use new CALL_EXPR accessors.
1490 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1492 * gimple-low.c (lower_function_body): Use build_call_expr.
1493 (lower_builtin_setjmp): Likewise.
1495 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1496 (set_storage_via_libcall): Likewise.
1497 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1498 instead of TREE_CODE_LENGTH.
1499 (expand_expr_real_1): Use new CALL_EXPR accessors.
1501 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1502 generalize to handle any number of operands.
1503 (TB_parent_eq): Likewise.
1505 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1506 (strip_builtin_expect): Likewise.
1508 * function.c (gimplify_parameters): Use build_call_expr.
1510 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1511 instead of TREE_CODE_LENGTH.
1513 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1514 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1516 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1519 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1520 (gimplify_decl_expr): Likewise.
1521 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1522 Use new CALL_EXPR iterators.
1523 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1524 (gimplify_modify_expr_to_memset): Likewise.
1525 (gimplify_variable_sized_compare): Likewise.
1526 (gimplify_omp_atomic_fetch_op): Likewise.
1527 (gimplify_omp_atomic_pipeline): Likewise.
1528 (gimplify_omp_atomic_mutex): Likewise.
1529 (gimplify_function_tree): Likewise.
1531 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1532 (call_expr_flags): Likewise.
1533 (expand_call): Likewise.
1535 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1536 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1539 * coverage.c (create_coverage): Use build_call_expr.
1541 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1542 (temp_call_expr_obstack): New.
1543 (pool_copy_list): Delete.
1544 (temp_copy_call_expr): New.
1545 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1546 CALL_EXPR accessors. Get rid of special goo for copying argument
1547 lists and use temp_copy_call_expr instead.
1548 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1549 CALL_EXPR accessors.
1550 (create_expression_by_pieces): Likewise. Use build_call_array
1551 to construct the result instead of fold_build3.
1552 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1553 dealing with argument lists.
1554 (init_pre): Remove references to expression_node_pool and
1555 list_node_pool. Init temp_call_expr_obstack instead.
1556 (fini_pre): Remove references to expression_node_pool and
1559 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1560 and walk arguments explicitly instead of as a list.
1562 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1563 (mx_register_decls): Likewise.
1564 (mudflap_register_call): Likewise.
1565 (mudflap_finish_file): Likewise.
1567 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1568 (ipa_callsite_compute_param): Likewise.
1570 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1571 accessors and constructor.
1573 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1574 accessors and constructor.
1575 (convert_tramp_reference): Likewise.
1576 (convert_call_expr): Likewise.
1577 (finalize_nesting_tree_1): Likewise.
1579 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1582 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1584 * tree-inline.c (initialize_inlined_parameters): Pass entire
1585 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1587 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1588 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1590 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1591 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1592 (vectorizable_reduction): Likewise.
1593 (vectorizable_call): Use new CALL_EXPR iterators.
1594 (vectorizable_conversion): Use build_call_expr.
1595 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1596 (vect_gen_widened_results_half): Use build_call_expr.
1597 (vect_setup_realignment): Likewise.
1598 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1600 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1601 (pass_through_call): Likewise.
1602 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1605 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1606 (tree_gen_pow2_profiler): Likewise.
1607 (tree_gen_one_value_profiler): Likewise.
1608 (tree_gen_ic_func_profiler): Likewise.
1609 (tree_gen_average_profiler): Likewise.
1610 (tree_gen_ior_profiler): Likewise.
1612 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1613 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1614 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1616 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1617 of TREE_CODE_LENGTH.
1619 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1620 of TREE_CODE_LENGTH.
1622 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1624 (convert_to_integer): Likewise.
1626 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1630 Brooks Moses <brooks.moses@codesourcery.com>
1631 Lee Millward <lee.millward@codesourcery.com>
1633 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1635 * config/frv/frv.c (frv_expand_builtin): Likewise.
1636 * config/s390/s390.c (s390_expand_builtin): Likewise.
1638 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1639 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1641 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1642 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1643 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1644 (ix86_expand_store_builtin): Likewise.
1645 (ix86_expand_unop_builtin): Likewise.
1646 (ix86_expand_unop1_builtin): Likewise.
1647 (ix86_expand_sse_compare): Likewise.
1648 (ix86_expand_sse_comi): Likewise.
1649 (ix86_expand_vec_init_builtin): Likewise.
1650 (ix86_expand_vec_ext_builtin): Likewise.
1651 (ix86_expand_vec_set_builtin): Likewise.
1652 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1654 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1655 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1657 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1658 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1659 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1661 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1663 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1664 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1665 arglist. Use new CALL_EXPR accessors. Fix callers.
1666 (altivec_expand_abs_builtin): Likewise.
1667 (rs6000_expand_binop_builtin): Likewise.
1668 (altivec_expand_predicate_builtin): Likewise.
1669 (altivec_expand_lv_builtin): Likewise.
1670 (spe_expand_stv_builtin): Likewise.
1671 (altivec_expand_stv_builtin): Likewise.
1672 (rs6000_expand_ternop_builtin): Likewise.
1673 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1674 (altivec_expand_st_builtin): Likewise.
1675 (altivec_expand_dst_builtin): Likewise.
1676 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1677 arglist. Use new CALL_EXPR accessors. Fix callers.
1678 (altivec_expand_vec_set_builtin): Likewise.
1679 (altivec_expand_vec_ext_builtin): Likewise.
1680 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1681 (spe_expand_builtin): Likewise.
1682 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1683 arglist. Use new CALL_EXPR accessors. Fix callers.
1684 (spe_expand_evsel_builtin): Likewise.
1685 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1686 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1688 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1689 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1690 (arm_expand_unop_builtin): Likewise.
1691 (arm_expand_builtin): Use new CALL_EXPR accessors.
1693 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1696 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1697 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1698 (bfin_expand_unop_builtin): Likewise.
1699 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1701 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1702 Brooks Moses <brooks.moses@codesourcery.com>
1703 Lee Millward <lee.millward@codesourcery.com>
1705 * c-semantics.c (build_stmt): Add internal diagnostic check.
1707 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1708 accessors. Print arguments explicitly instead of as a list.
1710 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1712 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1713 (c_finish_omp_flish): Likewise.
1715 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1716 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1717 instead of TREE_CODE_LENGTH.
1718 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1719 (c_warn_unused_result): Likewise.
1721 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1724 * doc/invoke.texi (Warning Options): Remove
1725 -Werror-implicit-function-declaration.
1726 (Wimplicit-function-declaration): Update description.
1727 * opts.c (common_handle_option): Move handling of -Werror=* to...
1728 (enable_warning_as_error): ...here.
1729 * opts.h (enable_warning_as_error): Declare.
1730 * c-decl.c (implicit_decl_warning): Unless
1731 -Wno-implicit-function-declaration is given, emit a pedwarn if
1732 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1733 * c.opt (Wimplicit-function-declaration): Replace
1734 mesg_implicit_function_declaration with
1735 warn_implicit_function_declaration.
1736 * c-opts.c (c_common_handle_option):
1737 -Werror-implicit-function-declaration is exactly equal as
1738 -Werror=implicit-function-declaration.
1739 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1740 warn_implicit_function_declaration.
1741 (c_common_post_options): -Wimplict-function-declaration is enabled
1742 by default by -std=c99, otherwise is disabled by default.
1743 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1745 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1747 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1748 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1749 former is ignored but not the latter.
1751 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1753 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1754 is made and the reference doesn't use the alias set of its type,
1755 do not create the temporary using that type.
1757 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1759 * jump.c: Remove prototypes for delete_computation and
1760 delete_prior_computation.
1762 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1764 * jump.c (get_label_after): Delete.
1765 (get_label_before, delete_computation, delete_jump,
1766 delete_prior_computation, follow_jumps): Move...
1767 * reorg.c (delete_computation, delete_prior_computation): ... here...
1768 (get_label_before, delete_jump): ... making these static ...
1769 (follow_jumps): ... and simplifying this since it only runs after
1771 * rtl.h (get_label_after, get_label_before, delete_jump,
1772 follow_jumps): Delete prototypes.
1774 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1776 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1778 2007-02-15 Nick Clifton <nickc@redhat.com>
1780 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1781 order to prevent it from being munged by the target.
1783 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/i386.md: Remove misleading comment.
1787 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1789 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1790 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1793 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1795 * tree-sra.c (instantiate_missing_elements): Canonicalize
1797 (sra_build_assignment): New.
1798 (generate_copy_inout, generate_element_copy,
1799 generate_element_zero, generate_one_element_init): Use it.
1801 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1803 * tree-sra.c (instantiate_missing_elements): Canonicalize
1805 (sra_build_assignment): New.
1806 (generate_copy_inout, generate_element_copy,
1807 generate_element_zero, generate_one_element_init): Use it.
1809 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1811 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1814 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1816 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1817 types as aggregates not scalars.
1818 * function.c (assign_stack_temp_for_type): Likewise.
1820 2007-02-14 Roger Sayle <roger@eyesopen.com>
1821 Zdenek Dvorak <dvorakz@suse.cz>
1823 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1826 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1828 * passes.c (next_pass_1): Clear the next field of the copied
1831 2007-02-14 Richard Henderson <rth@redhat.com>
1833 * tree-sra.c (early_sra): New.
1834 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1835 (tree_sra_early, pass_sra_early): New.
1836 * tree-pass.h (pass_sra_early): Declare.
1837 * passes.c (init_optimization_passes): Use it.
1839 2007-02-14 Richard Guenther <rguenther@suse.de>
1841 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1843 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1845 PR tree-optimization/30771
1846 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1848 (vect_analyze_operations): Induction phis can now be marked as
1850 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1851 Update documentation accordingly.
1853 2007-02-14 Nick Clifton <nickc@redhat.com>
1855 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1856 most 3 arguments are supported.
1857 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1859 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1861 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1862 Ensure dst->current is valid.
1864 2007-02-13 Paul Brook <paul@codesourcery.com>
1866 * config.gcc: Add arm*-*-uclinux-*eabi.
1867 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1868 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1869 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1870 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1871 (LINK_SPEC): Define.
1873 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1875 * config/arm/uclinux-eabi.h: New file.
1876 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1877 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1880 2007-02-13 Ian Lance Taylor <iant@google.com>
1882 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1883 * flags.h (warn_strict_overflow): Declare.
1884 (enum warn_strict_overflow_code): Define.
1885 (issue_strict_overflow_warning): New static inline function.
1886 * opts.c (warn_strict_overflow): New variable.
1887 (common_handle_option): Handle OPT_Wstrict_overflow and
1888 OPT_Wstrict_overflow_.
1889 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1891 * fold-const.c: Include intl.h.
1892 (fold_deferring_overflow_warnings): New static variable.
1893 (fold_deferred_overflow_warning): New static variable.
1894 (fold_deferred_overflow_code): New static variable.
1895 (fold_defer_overflow_warnings): New function.
1896 (fold_undefer_overflow_warnings): New function.
1897 (fold_undefer_and_ignore_overflow_warnings): New function.
1898 (fold_deferring_overflow_warnings_p): New function.
1899 (fold_overflow_warning): New static function.
1900 (make_range): Add strict_overflow_p parameter. Change all
1902 (extract_muldiv, extract_muldiv_1): Likewise.
1903 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1904 tree_expr_nonnegative_p.
1905 (fold_negate_expr): Call fold_overflow_warning.
1906 (fold_range_test): Likewise.
1907 (fold_comparison): Likewise.
1908 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1909 instead of tree_expr_nonnegative_p.
1910 (tree_expr_nonnegative_warnv_p): Rename from
1911 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1912 (tree_expr_nonnegative_p): New function.
1913 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1914 strict_overflow_p parameter.
1915 (tree_expr_nonzero_p): New function.
1916 * passes.c (verify_interpass_invariants): New static function.
1917 (execute_one_pass): Call it.
1918 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1920 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1921 (estimate_numbers_of_iterations): Likewise.
1922 (scev_probably_wraps_p): Likewise.
1923 * tree-ssa-ccp.c: Include "toplev.h".
1924 (evaluate_stmt): Defer fold overflow warnings until we know we are
1926 (struct fold_stmt_r_data): Add stmt field.
1927 (fold_stmt_r): Defer fold overflow warnings until we know we
1929 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1930 (fold_stmt_inplace): Likewise.
1931 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1932 (cleanup_control_expr_graph): Defer fold overflow warnings until
1933 we know we are going to optimize.
1934 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1935 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1937 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1938 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1939 * tree-ssa-loop-manip.c (create_iv): Likewise.
1940 * c-typeck.c (build_conditional_expr): Likewise.
1941 (build_binary_op): Likewise.
1942 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1943 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1944 (extract_range_from_unary_expr): Likewise.
1945 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1946 assuming that signed overflow does not occur.
1947 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1948 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1949 (fold_defer_overflow_warnings): Declare.
1950 (fold_undefer_overflow_warnings): Declare.
1951 (fold_undefer_and_ignore_overflow_warnings): Declare.
1952 (fold_deferring_overflow_warnings_p): Declare.
1953 (tree_expr_nonzero_warnv_p): Declare.
1954 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1956 (Warning Options): Document -Wstrict-overflow.
1957 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1958 (tree-ssa-ccp.o): Likewise.
1959 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1960 (fold-const.o): Depend on intl.h.
1962 2007-02-13 Ian Lance Taylor <iant@google.com>
1965 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1968 2007-02-13 Stuart Hastings <stuart@apple.com>
1970 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1972 2007-02-13 Richard Henderson <rth@redhat.com>
1974 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1975 handled_component_p before looking for the indirect_ref.
1977 2007-02-13 Richard Henderson <rth@redhat.com>
1979 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1980 remove flags clobber.
1981 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1982 (bswaphi_lowpart): New.
1983 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1984 remove TARGET_BSWAP test. Delete expander of the same name.
1986 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1987 (expand_unop): Use them.
1989 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1992 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1993 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1994 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1995 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1996 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1997 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1998 assembler dialect choice from asm templates.
2000 2007-02-12 Richard Henderson <rth@redhat.com>
2002 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2003 (fixuns_trunc<SSEMODEF>si2): Use it.
2004 * config/i386/sse.md (vec_setv4sf_0): Export.
2005 * config/i386/i386.c (ix86_build_const_vector): Export.
2006 (ix86_split_convert_uns_si_sse): Rename from
2007 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2008 * config/i386/i386-protos.h: Update.
2010 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2013 * c-typeck.c (c_finish_return): Improve warning message.
2015 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2017 * alias.c (find_symbolic_term): Delete unused function.
2019 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2022 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2023 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2025 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2027 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2028 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2029 the function, temporarily point the debug interface to the null one.
2031 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2033 * dwarf2out.c (round_up_to_align): New static function.
2034 (field_byte_offset): Use it to round the offset.
2036 2007-02-12 Richard Henderson <rth@redhat.com>
2038 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2039 (inswl_const): Export.
2041 2007-02-12 Richard Henderson <rth@redhat.com>
2043 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2044 result mode of the libcall, convert back to outmode.
2046 2007-02-12 Roger Sayle <roger@eyesopen.com>
2048 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2049 (bswapdi2): New define_expand to implement 32-bit implementation.
2051 2007-02-12 Nick Clifton <nickc@redhat.com>
2053 * doc/invoke.texi (Overall Options): Document --help=.
2054 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2055 (cc1_options): Pass --help= on to cc1.
2056 (display_help): Add description of --help=.
2057 (process_command): Add code to handle --help=. Allow translated
2058 --help and --target-help switches to be passed on to compiler
2060 (main): Remove unused if statement.
2061 * opts.c (columns): Remove.
2062 (LEFT_COLUMN): Define.
2063 (wrap_help): Add columns argument.
2064 (print_filtered_help): Change parameters to be an include bitmask,
2065 an exclude bitmask, an any bitmask and the column width. Move the
2066 code to display the params list here. Add code to display the
2067 status of options rather than their descriptions if the quiet flag
2069 (print_specific_help): Change parameters to be an include bitmask,
2070 an exclude bitmask and an any bitmask. Move code to look up the
2071 column width here. Decide upon the title for an options listing.
2072 (common_handle_options): Add code to handle --help=. Adapt code
2073 for --help and --target-help to use the revised form of the
2074 print_specific_help function.
2075 (print_help): Delete.
2076 (print_param_help): Delete.
2077 (print_switch): Delete.
2078 * opts.h (cl_lang_count): Add prototype.
2079 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2080 CL_MAX_OPTION_CLASS): New defines.
2081 * optc-gen.awk: Add construction of cl_lang_count.
2082 * c.opt: Add Warning attribute to warning options and Optimization
2083 attribute to optimization options.
2084 * common.opt: Likewise.
2086 Add -fhelp and -ftarget-help as aliases for the transformed --help
2087 and --target-help options.
2088 * opt-functions.awk: Add code to handle Warning and Optimization
2091 2007-02-12 Richard Henderson <rth@redhat.com>
2093 * config/alpha/constraints.md: New file.
2094 * config/alpha/alpha.c: Include tm-constrs.h.
2095 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2096 alpha_extra_constraint): Remove.
2097 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2098 * config/alpha/alpha-protos.h: Update.
2099 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2100 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2101 (EXTRA_CONSTRAINT): Remove.
2102 * config/alpha/alpha.md: Include constraints.md.
2103 (adddi splitter): Use satisfies_constraint_*.
2104 * config/alpha/predicates.md (add_operand): Likewise.
2105 (sext_add_operand, addition_operation): Likewise.
2107 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2109 PR tree-optimization/29145
2110 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2111 in our handling of restrict qualified pointers.
2113 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2116 * doc/invoke.texi (Wunused-value): Update description.
2117 (Wextra): Delete item.
2118 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2119 value of Wunused-value.
2120 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2121 (c_finish_stmt_expr): Don't check extra_warnings.
2122 (emit_side_effect_warnings): The caller is responsible to check
2125 2007-02-11 Roger Sayle <roger@eyesopen.com>
2126 Matt Thomas <matt@3am-software.com>
2128 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2130 2007-02-11 Roger Sayle <roger@eyesopen.com>
2132 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2133 comparisons of POPCOUNT against zero.
2134 (simplify_const_relational_operation): Likewise.
2136 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2138 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2140 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2142 * dwarf2out.c (root_type): Delete unused function.
2144 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2146 * genattrtab.c (contained_in_p): Delete unused function.
2147 (write_expr_attr_cache): Likewise.
2149 2007-02-11 Jan Hubicka <jh@suse.cz>
2151 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2154 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2156 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2157 to add the REG_EQ* note.
2158 * see.c (see_merge_one_use_extension): Likewise.
2159 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2160 turn REG_EQUAL notes into REG_EQUIV notes if the target
2161 register may have more than one set.
2162 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2163 * gcse.c (try_replace_reg): Likewise.
2164 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2165 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2166 more than one REG_EQUIV note.
2167 * reload1.c (gen_reload): Use set_unique_reg_note.
2169 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2171 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2172 (ix86_builtin_conversion): New function.
2174 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2177 * tree.h (DECL_REPLACEABLE_P): New macro.
2178 * except.c (set_nothrow_function_flags): Likewise.
2180 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2181 Ira Rosen <irar@il.ibm.com>
2182 Dorit Nuzman <dorit@il.ibm.com>
2184 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2185 * targhooks.c (default_builtin_vectorized_conversion): New.
2186 * targhooks.h (default_builtin_vectorized_function): New declaration.
2187 * target.h (struct vectorize): Add builtin_conversion field.
2188 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2189 stmt_vec_info_type value.
2190 (vectorizable_conversion): New declaration.
2191 * tree-vect-analyze.c (vect_analyze_operations): Add
2192 vectorizable_conversion call.
2193 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2194 * tree-vect-transform.c (vectorizable_conversion): New function.
2195 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2196 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2198 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2199 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2200 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2201 or ALTIVEC_BUILTIN_VCFSX.
2203 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2206 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2207 CONST_DOUBLE and operand 0 is a hard register.
2208 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2209 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2210 is a hard floating-point register.
2212 2007-02-10 Richard Henderson <rth@redhat.com>
2213 Jakub Jelinek <jakub@redhat.com>
2214 Alexandre Oliva <aoliva@redhat.com>
2216 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2217 * builtin-types.def (BT_WORD): Make unsigned.
2218 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2219 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2220 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2221 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2222 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2223 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2225 * expr.c (emutls_var_address): New.
2226 (expand_expr_real_1): Expand emulated tls.
2227 (expand_expr_addr_expr_1): Likewise.
2228 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2229 * output.h (emutls_finish): Declare.
2230 * toplev.c (compile_file): Call it.
2231 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2232 address before wrapping in CONST.
2233 * varasm.c (emutls_htab, emutls_object_type): New.
2234 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2235 (get_emutls_object_name, get_emutls_object_type): New.
2236 (get_emutls_init_templ_addr, emutls_decl): New.
2237 (emutls_common_1, emutls_finish): New.
2238 (assemble_variable): When emulating tls, swap decls; generate
2239 constructor for the emutls objects.
2240 (do_assemble_alias): When emulating tls, swap decl and target name.
2241 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2243 * varpool.c (decide_is_variable_needed): Look at force_output.
2244 Recurse for emulated tls.
2245 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2246 with decide_is_variable_needed.
2247 * emutls.c: New file.
2248 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2249 tls_object for real tls.
2251 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2253 PR rtl-optimization/29599
2254 * reload1.c (eliminate_regs_in_insn): Take the destination
2255 mode into account when computing the offset.
2257 2007-02-09 Stuart Hastings <stuart@apple.com>
2258 Richard Henderson <rth@redhat.com>
2260 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2261 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2262 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2263 fixuns_truncdfhi2): New.
2264 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2265 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2266 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2267 (floatunssidf2): Allow nonimmediate source.
2268 * gcc/config/i386/sse.md (movdi_to_sse): New.
2269 (vec_concatv2di): Drop '*'.
2270 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2271 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2272 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2274 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2275 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2276 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2277 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2278 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2279 ix86_build_const_vector.
2280 (x86_emit_floatuns): Rewrite.
2282 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2284 * genautomata.c (longest_path_length): Delete unused function.
2285 (struct state): Delete unused longest_path_length.
2286 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2287 (get_free_state): Delete unused.
2289 2007-02-09 Jan Hubicka <jh@suse.cz>
2291 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2292 * doc/invoke.texi (inline-unit-growth): Update default value.
2294 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2295 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2296 (rebuild_cgraph_edges): Likewise.
2297 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2298 (dump_cgraph_node): Dump frequencies.
2299 (cgraph_clone_edge): Add frequency scales.
2300 (cgraph_clone_node): Add freuqnecy.
2301 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2302 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2303 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2304 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2305 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2306 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2307 (save_inline_function_body): Likewise.
2308 * ipa-inline.c: inluce rtl.h
2309 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2310 (cgraph_edge_badness): Use frequencies.
2311 (cgraph_decide_recursive_inlining): Update clonning.
2312 (cgraph_decide_inlining_of_small_function): Dump frequency.
2313 * predict.c (estimate_bb_frequencies): Export.
2314 * predict.h (estimate_bb_frequencies): Declare.
2315 * tree-inline.c (copy_bb): Watch overflows.
2316 (expand_call_inline): Update call of cgraph_create_edge.
2317 (optimize_inline_calls): Use TODO flags to update frequnecies.
2318 * passes.h: Include predict.h
2319 (init_optimization_passes): Move profile ahead.
2320 (execute_function_todo): Handle TODO_rebuild_frequencies.
2322 2007-02-09 Roger Sayle <roger@eyesopen.com>
2324 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2325 the insbl or inswl pattern into a register.
2327 2007-02-09 Roger Sayle <roger@eyesopen.com>
2329 * config/ia64/ia64.md (bswapdi2): New define_insn.
2331 2007-02-09 Richard Henderson <rth@redhat.com>
2333 * config/i386/constraints.md (Ym): New constraint.
2334 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2335 (movdi_1_rex64): Split sse and xmm general register moves from
2336 memory move alternatives. Use conditional register constraints.
2337 (movsf_1, movdf_integer): Likewise.
2338 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2339 (movdf_integer_rex64): New.
2340 (pushsf_rex64): Fix output constraints.
2341 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2342 (sse2_stored): Likewise.
2343 (sse2_storeq_rex64): New.
2344 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2345 amd and not generic.
2346 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2347 for optimize_size. Remove SF/DFmode hack.
2349 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2351 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2354 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2355 Richard Sandiford <richard@codesourcery.com>
2357 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2358 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2359 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2360 m68k/t-mlib to tmake_file.
2361 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2362 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2363 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2364 Allow it to be cf or m68k. Set m68k_arch_family. If that
2365 variable is not empty, add t-$m68k_arch_family to tmake_file.
2366 Add t-mlibs to tmake_file.
2367 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2368 * config/m68k/t-cf: New file.
2369 * config/m68k/t-m68k: Likewise.
2370 * config/m68k/t-mlibs: Likewise.
2371 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2372 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2373 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2374 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2375 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2377 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2378 (INSTALL_LIBGCC): Delete.
2379 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2380 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2381 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2382 (M68K_MLIB_CPU): Define.
2383 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2384 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2385 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2387 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2388 Richard Guenther <rguenther@suse.de>
2391 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2392 against INT_MIN/INT_MAX.
2393 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2394 file if a loop is removed.
2396 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2398 * calls.c (store_one_arg): Pass correct alignment to
2399 emit_push_insn for non-BLKmode values.
2400 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2401 unaligned stack slot via a suitably aligned slot.
2403 2007-02-08 DJ Delorie <dj@redhat.com>
2405 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2407 (legal_subregs): Use unsigned char, make const.
2408 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2410 2007-02-08 Paul Brook <paul@codesourcery.com>
2412 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2413 special interworking needed.
2415 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2417 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2418 conditional to __SSE2__.
2419 (Entries below should have been added to first ChangeLog
2420 entry for amdfam10 dated 2007-02-05)
2421 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2423 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2425 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2428 2007-02-08 DJ Delorie <dj@redhat.com>
2430 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2431 * config/m32c/m32c.c (legal_subregs): New.
2432 (m32c_illegal_subreg_p): New.
2433 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2434 unsupported subregs of hard regs.
2436 2007-02-08 Jan Hubicka <jh@suse.cz>
2438 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2439 the same one; always update histograms.
2441 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2443 * passes.c (init_optimization_passes): Tidy comment.
2445 2007-02-08 Roger Sayle <roger@eyesopen.com>
2447 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2448 strip zero_extend, bswap and rotates from POCOUNT's argument.
2449 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2450 zero_extend and rotates from PARITY's argument.
2451 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2452 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2453 of an integer constant at compile-time.
2455 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2458 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2460 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2463 * tree-ssa-live.c (remove_unused_locals): Do not remove
2464 TREE_ADDRESSABLE variables.
2465 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2466 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2467 FOR_CLOBBER. Update all users.
2468 If VAR has an associated alias set, add a virtual operand for
2469 it if no alias is found to conflict with the memory reference.
2471 2007-02-07 Jan Hubicka <jh@suse.cz>
2472 Robert Kidd <rkidd@crhc.uiuc.edu>
2474 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2476 2007-02-07 Ian Lance Taylor <iant@google.com>
2478 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2480 2007-02-07 Roger Sayle <roger@eyesopen.com>
2482 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2483 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2484 tablejumpdi, movsi_to_cr_one): Remove constraints from
2485 define_expand's match_operands.
2487 2007-02-07 Roger Sayle <roger@eyesopen.com>
2489 * global.c (compute_regsets): Move declatation of "i" inside of
2490 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2492 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2495 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2496 of INDIRECT_REF <RESULT_DECL>.
2498 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2500 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2501 Kaz Kojima <kkojima@gcc.gnu.org>
2504 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2506 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2508 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2510 * doc/loop.texi: Document possibility not to perform disambiguation
2511 of loops with multiple latches.
2512 * cfgloopmanip.c (alp_enum_p): Removed.
2513 (add_loop): Handle subloops. Use get_loop_body_with_size.
2514 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2515 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2516 the new forwarder block.
2517 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2518 Handle the case latch is NULL.
2519 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2520 when marking loop exits.
2521 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2523 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2524 disambiguate_loops_with_multiple_latches.
2525 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2526 before fix_loop_structure.
2527 * cfgloop.c: Include pointer-set.h and output.h.
2528 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2529 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2530 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2531 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2532 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2533 disambiguate_multiple_latches, get_loop_body_with_size,
2534 disambiguate_loops_with_multiple_latches): New functions.
2535 (flow_loop_dump): Dump multiple latch edges.
2536 (flow_loop_nodes_find): Handle loops with multiple latches.
2537 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2538 (glb_enum_p): Modified.
2539 (get_loop_body): Use get_loop_body_with_size.
2540 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2541 (AVOID_CFG_MODIFICATIONS): New constant.
2542 (disambiguate_loops_with_multiple_latches, add_loop,
2543 get_loop_body_with_size): Declare.
2544 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2546 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2549 * global.c (compute_regsets): New function.
2550 (global_alloc): Refactored ELIMINABLE_REGSET
2551 and NO_GLOBAL_ALLOC_REGS computation out.
2552 (rest_of_handle_global_alloc): Call compute_regsets()
2553 for non-optimizing case.
2555 2007-02-06 Richard Henderson <rth@redhat.com>
2557 * config/i386/constraints.md (Y2): Rename from Y.
2558 (Yi): New constraint.
2559 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2560 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2561 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2562 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2563 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2564 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2565 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2566 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2567 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2568 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2569 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2570 vec_extractv2si_1): Change Y constraints to Y2.
2571 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2572 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2573 Change Y constraints to Y2.
2574 (sse2_loadld): Change Y constraints to x.
2576 2007-02-06 Roger Sayle <roger@eyesopen.com>
2578 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2579 (parity<mode>2): New define_expand using rs6000_emit_parity.
2580 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2581 rs6000_emit_parity): New functions.
2582 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2583 rs6000_emit_parity): Prototype here.
2585 2007-02-06 Ian Lance Taylor <iant@google.com>
2587 * lower-subreg.c (simple_move_operand): Reject CONST.
2588 (resolve_clobber): Call validate_change rather than directly
2589 assigning to XEXP (pat, 0).
2591 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2593 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2594 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2595 (tree-cfg.o): Remove hashtab.h dependency.
2597 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2598 (struct ivopts_data): Change niters to pointer_map_t.
2599 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2600 (niter_for_exit): Create pointer_map on demand. Change for
2602 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2603 (free_loop_data): Destroy data->niters if created and reset field.
2604 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2605 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2607 * tree-ssa-reassoc.c: Include pointer-set.h.
2608 (bb_rank): Change to long *.
2609 (operand_rank): Change to pointer_map_t.
2610 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2611 (insert_operand_rank): Accept long.
2612 (operand_entry_hash, operand_entry_eq): Remove.
2613 (get_rank): Return long. Adjust for changes above.
2614 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2616 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2618 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2619 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2620 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2622 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2623 directly since it cannot be NULL.
2624 (get_vi_for_tree): Rewrite for pointer_map API.
2625 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2626 (init_alias_vars): Create vi_for_tree as pointer_map.
2627 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2629 * tree-cfg.c: Don't include hashtab.h.
2630 (edge_to_cases): Declare as pointer_map.
2631 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2633 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2634 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2635 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2637 (record_switch_edge): Delete.
2638 (get_cases_for_edge): Adjust for pointer_map API, inline
2639 record_switch_edge (rewritten for new API), remove goto.
2641 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2643 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2644 * tree-nested.c: Include pointer-set.h.
2645 (var_map_elt, var_map_eq, var_map_hash): Delete.
2646 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2648 (nesting_info_bitmap_obstack): New.
2649 (lookup_field_for_decl): Adjust for pointer_map API.
2650 (lookup_tramp_for_decl): Adjust for pointer_map API.
2651 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2652 (get_local_debug_decl): Adjust for pointer_map API.
2653 (convert_nl_goto_reference): Adjust for pointer_map API.
2654 (convert_nl_goto_receiver): Adjust for pointer_map API.
2655 (create_nesting_tree): Create outside GGC space. Create bitmap on
2656 the new obstack. Create field_map and var_map as pointer_maps.
2657 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2659 (lower_nested_functions): Move root here, no need to NULL it.
2660 Initialize and release the obstack.
2662 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2664 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2665 Remove prototypes and make them non-static.
2666 (struct tree_int_map): Remove.
2667 * tree.h (struct tree_int_map): Move here, turning TO into an
2669 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2671 * tree.h (TREE_COMPLEXITY): Remove.
2672 (struct tree_exp): Remove complexity field.
2673 * tree.c (build1_stat): Don't set it.
2675 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2676 Victor Kaplansky <victork@il.ibm.com>
2678 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2679 (vect_is_simple_reduction): Support reduction with induction as
2680 one of the operands.
2681 (vect_is_simple_iv_evolution): Fix formatting.
2682 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2683 formatting. Don't mark induction phis for vectorization.
2684 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2685 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2686 (vect_get_vec_def_for_operand): Support induction.
2687 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2689 (vectorizable_reduction): Support reduction with induction as one of
2691 (vectorizable_type_demotion): Use def-type of stmt argument rather
2692 than dummy def-type.
2694 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2695 flag_tree_scev_cprop.
2696 * common.opt (tree-scev-cprop): New flag.
2698 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2699 call to vect_get_new_vect_var.
2701 2007-02-06 Ira Rosen <irar@il.ibm.com>
2703 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2704 vectype is not NULL.
2705 (vect_pattern_recog_1): Likewise.
2707 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2709 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2710 (fold_negate_expr): Likewise.
2712 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2715 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2716 even if cv-qualification is the same.
2718 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2720 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2721 __enable_execute_stack on completion.
2723 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2725 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2726 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2727 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2728 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2729 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2730 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2731 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2732 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2734 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2736 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2737 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2738 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2739 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2740 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2741 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2742 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2743 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2744 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2745 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2746 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2747 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2748 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2749 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2750 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2751 sqrtextenddfxf2_i387): Added amdfam10_decode.
2753 * config/i386/athlon.md (athlon_idirect_amdfam10,
2754 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2755 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2756 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2757 athlon_ivector_store_amdfam10): New define_insn_reservation.
2758 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2763 * config/i386/athlon.md (athlon_call_amdfam10,
2764 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2765 define_insn_reservation.
2766 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2767 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2768 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2770 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2772 * config/i386/athlon.md (athlon_sseld_amdfam10,
2773 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2774 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2776 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2778 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2779 define_insn_reservation.
2780 * config/i386/i386.md (sseins): Added sseins to define_attr type
2781 and define_attr unit.
2782 * config/i386/sse.md: Set type attribute to sseins for insertq
2785 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2787 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2788 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2789 ssecomi_load_amdfam10, ssecomi_amdfam10,
2790 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2791 define_insn_reservation.
2792 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2794 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2796 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2797 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2798 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2799 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2800 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2801 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2802 define_insn_reservation.
2804 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2805 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2806 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2807 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2808 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2810 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2812 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2813 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2814 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2815 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2816 athlon_ssemul_load_k8): Added amdfam10.
2818 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2820 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2821 (x86_sse_unaligned_move_optimal): New variable.
2823 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2825 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2826 for unaligned vector SSE double/single precision loads for AMDFAM10.
2828 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2830 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2831 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2832 Define TARGET_CPU_DEFAULT_amdfam10.
2833 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2834 (processor_type): Add PROCESSOR_AMDFAM10.
2836 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2837 processor_type in config/i386/i386.h.
2838 Enable imul peepholes for TARGET_AMDFAM10.
2840 * config.gcc: Add support for --with-cpu option for amdfam10.
2842 * config/i386/i386.c (amdfam10_cost): New variable.
2843 (m_AMDFAM10): New macro.
2844 (m_ATHLON_K8_AMDFAM10): New macro.
2845 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2846 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2847 x86_promote_QImode, x86_integer_DFmode_moves,
2848 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2849 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2850 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2851 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2852 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2853 Enable/disable for amdfam10.
2854 (override_options): Add amdfam10_cost to processor_target_table.
2855 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2856 processor_alias_table.
2857 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2858 (ix86_adjust_cost): Add code for amdfam10.
2860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2862 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2863 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2864 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2865 * config/i386/i386.h: Add builtin definition for SSE4A.
2866 * config/i386/i386.md: Add support for ABM instructions
2868 * config/i386/sse.md: Add support for SSE4A instructions
2869 (movntss, movntsd, extrq, insertq).
2870 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2871 Add -march=amdfam10 flag.
2872 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2873 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2875 * doc/extend.texi: Add documentation for SSE4A builtins.
2877 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2879 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2881 2007-02-05 Richard Guenther <rguenther@suse.de>
2883 * tree-vectorizer.h (vectorizable_function): Add argument type
2884 argument, change return type.
2885 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2886 * tree-vect-transform.c (vectorizable_function): Handle extra
2887 argument, return vectorized function decl.
2888 (build_vectorized_function_call): Remove.
2889 (vectorizable_call): Handle calls with result and argument types
2890 differing. Handle loop vectorization factor correctly.
2891 * targhooks.c (default_builtin_vectorized_function): Adjust for
2893 * targhooks.h (default_builtin_vectorized_function): Likewise.
2894 * target.h (builtin_vectorized_function): Add argument type
2896 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2897 extra argument, allow vectorizing of lrintf.
2898 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2899 documentation of target hook.
2901 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2904 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2905 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2906 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2908 2007-02-05 Roger Sayle <roger@eyesopen.com>
2910 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2911 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2912 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2913 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2914 before canonicalizing sincos to cexpi.
2915 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2917 2007-02-05 Roger Sayle <roger@eyesopen.com>
2919 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2920 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2921 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2923 2007-02-05 Roger Sayle <roger@eyesopen.com>
2925 * mips-tfile.c (initialize_init_file): Correct endianness test.
2927 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2929 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2932 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2934 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2935 saves in a PARALLEL before the register assignments.
2937 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2939 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2940 DWARF_FRAME_RETURN_COLUMN to be a general register.
2941 * dwarf2out.c (init_return_column_size): New function, split from...
2942 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2943 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2944 to be nongeneral registers.
2945 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2947 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2948 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2950 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2952 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2954 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2956 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2957 (remove_path): Use can_remove_branch_p and remove_branch instead
2958 of loop_delete_branch_edge.
2959 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2960 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2961 Update profile using scale_dominated_blocks_in_loop.
2962 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2963 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2964 (can_remove_branch_p, remove_branch): Declare.
2965 * tree-cfg.c (tree_can_remove_branch_p): New function.
2966 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2967 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2968 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2970 2007-02-05 Jan Hubicka <jh@suse.cz>
2973 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2974 nodes in cgraph, don't remove offline copy of the function.
2976 2007-02-04 Jan Hubicka <jh@suse.cz>
2978 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2979 vectors might cause maybe_lookup_element_for_expr to be called
2980 on non-sra-candidate.
2982 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2984 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2985 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2986 spelling conventions.
2988 2007-02-04 Richard Guenther <rguenther@suse.de>
2991 * fold-const.c (try_move_mult_to_index): Make sure to not
2992 overflow one dimension of a multi-dimensional array access.
2994 2007-02-04 Jan Hubicka <jh@suse.cz>
2996 * passes.c (init_optimization_passes): Reindent.
2998 2007-02-04 Jan Hubicka <jh@suse.cz>
2999 Eric Botcazou <ebotcazou@adacore.com>
3001 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3002 (execute_fixup_cfg): Break out the abnormal goto code.
3003 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3004 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3005 (optimize_inline_calls): Call make_nonlocal_label_edges.
3007 2007-02-04 Jan Hubicka <jh@suse.cz>
3009 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3010 true when something was changed.
3011 (rename_ssa_copies): When something was changed, do
3012 TODO_remove_unused_locals.
3013 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3014 add TODO_remove_unused_locals when instruction was removed.
3016 2007-02-04 Jan Hubicka <jh@suse.cz>
3018 * ipa-inline.c (try_inline): Improve debug output; work on already
3020 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3021 call try_inline for already inlined edges too when flattening;
3022 inline also functions that make callee growth but overall unit size
3025 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3027 * config/m32c/bitops.md, config/m32c/jump.md,
3028 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3029 config/m32r/m32r.h, config/m32r/m32r.md,
3030 config/m32r/predicates.md, config/m68hc11/larith.asm,
3031 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3032 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3033 config/mips/mips-protos.h, config/mips/mips.c,
3034 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3035 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3036 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3037 spelling conventions.
3039 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3040 Follow spelling conventions.
3042 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3044 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3045 warn about C++0x compatibility.
3047 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3049 * config/h8300/h8300.c, config/h8300/h8300.h,
3050 config/h8300/h8300.md: Follow spelling conventions.
3052 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3055 * combine.c (try_combine): Do not substitute source operand
3056 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3058 2007-02-03 Jan Hubicka <jh@suse.cz>
3060 PR gcov-profile/30650
3061 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3062 do not divide by zero for never executed counters.
3063 (tree_find_values_to_profile): Fix counters.
3064 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3066 2007-02-03 Ian Lance Taylor <iant@google.com>
3068 * lower-subreg.c (simple_move_operand): New static function,
3069 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3071 (simple_move): Call simple_move_operand.
3072 (find_decomposable_subregs): Add special handling of MEMs.
3073 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3074 meaning of return value. If we see a hard register, test whether
3075 it can store a word_mode value. Change all callers.
3077 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3079 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3080 ftrapv insns and expanders.
3081 (subdi3): Change define_expand operand 1 to arith11_operand, and
3082 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3083 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3084 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3088 * varasm.c (notice_global_symbol): Treat global objects as weak when
3091 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3093 * emit-rtl.c (dconstpi): Delete.
3095 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3096 * real.h (dconstpi): Delete.
3098 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3099 (fold_builtin_hypot): Likewise.
3101 2007-02-03 Tom Tromey <tromey@redhat.com>
3104 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3105 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3107 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3109 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3110 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3111 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3112 config/rs6000/cell.md, config/rs6000/darwin.h,
3113 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3114 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3115 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3116 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3117 typos. Follow spelling conventions.
3118 * doc/invoke.texi: Follow spelling conventions.
3120 2007-02-03 Roger Sayle <roger@eyesopen.com>
3122 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3123 canonicalization transformations that attempt to simplify integer
3124 constant comparisons to become comparisons against zero.
3126 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3128 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3130 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3131 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3133 2007-02-02 Mike Stump <mrs@apple.com>
3135 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3136 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3137 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3138 generate a branch island.
3140 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3142 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3143 (xtensa_legitimate_address_p): New.
3144 (xtensa_legitimize_address): New.
3145 (xtensa_output_addr_const_extra): New.
3146 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3148 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3149 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3150 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3151 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3152 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3153 (xtensa_legitimize_address): New.
3154 (xtensa_output_addr_const_extra): New.
3156 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3158 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3160 2007-02-02 Ian Lance Taylor <iant@google.com>
3162 * expmed.c (expand_divmod): Add comment.
3164 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3166 * emit-rtl.c (renumber_insns): Remove.
3167 * flags.h: Remove the extern for flag_renumber_insns.
3168 * rtl.h: Remove the prototype for renumber_insns.
3169 * toplev.c (flag_renumber_insns): Remove.
3171 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3173 Revert for x86 darwin:
3174 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3176 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3177 code before the following patch under TARGET_MACHO.
3178 (ix86_function_value_regno_p): Likewise.
3180 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3182 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3185 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3188 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3189 general or fp registers. Add comments.
3190 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3192 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3194 * pointer-set.c (insert_aux): Only return insertion slot.
3195 (pointer_set_insert): Adjust.
3196 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3197 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3198 pointer_map_traverse): New.
3199 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3200 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3201 pointer_map_contains, pointer_map_traverse): Declare.
3203 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3206 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3207 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3209 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3211 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3213 (struct _dep): New type.
3214 (dep_t): New typedef.
3215 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3216 (DEP_STATUS): New access macro. The macro with the same name was
3217 renamed to DEP_LINK_STATUS.
3218 (dep_init): Declare function
3220 (struct _dep_link): New type.
3221 (dep_link_t): New typedef.
3222 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3223 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3224 (DEP_LINK_STATUS): New macro.
3225 (debug_dep_links): New debug function.
3227 (struct _deps_list): New type.
3228 (deps_list_t): New typedef.
3229 (DEPS_LIST_FIRST): New access macro.
3230 (FOR_EACH_DEP_LINK): New cycle macro.
3231 (create_deps_list, free_deps_list, delete_deps_list): Declare
3233 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3234 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3235 (copy_deps_list_change_con): Ditto.
3237 (move_dep_link): Declare function.
3239 (struct _dep_node): New type.
3240 (dep_node_t): New typedef.
3241 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3243 (struct haifa_insn_data.back_deps): New field to hold backward
3244 dependencies of the insn.
3245 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3247 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3248 Change its type to deps_list_t.
3249 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3250 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3251 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3253 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3255 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3257 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3259 (dep_cost): Declare.
3261 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3262 (ds_to_dk, dk_to_ds): New functions.
3264 (init_dep_1): New static function.
3265 (init_dep): New function.
3266 (copy_dep): New static function.
3268 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3270 (detach_dep_link): New static function.
3271 (move_dep_link): New function.
3273 (dep_links_consistent_p, dump_dep_links): New static functions.
3274 (debug_dep_links): New debugging function.
3276 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3278 (alloc_deps_list, init_deps_list): New static functions.
3279 (create_deps_list): New function.
3280 (clear_deps_list): New static function.
3281 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3282 (deps_list_consistent_p, dump_deps_list): New static functions.
3283 (debug_deps_list): New function.
3284 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3286 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3288 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3289 use new scheduler dependencies lists.
3290 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3291 (sched_analyze): Ditto. Initialize dependencies lists.
3292 (add_forw_dep, compute_forward_dependences): Update to use new
3293 scheduler dependencies lists.
3295 (init_dependency_caches): Init deps_obstack.
3296 (free_dependency_caches): Free deps_obstack.
3298 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3299 new scheduler dependencies lists.
3300 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3301 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3303 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3304 Update to use new scheduler dependencies lists.
3305 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3306 (debug_dependencies): Ditto.
3307 (schedule_region): Update comments.
3309 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3310 scheduler dependencies lists.
3311 (schedule_ebb): Update comments.
3313 * rtl.def (DEPS_LIST): Remove.
3315 * lists.c (unused_deps_list): Remove.
3316 (free_list): Update assertions.
3318 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3319 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3321 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3322 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3324 * haifa-sched.c (comments): Update.
3325 (insn_cost1): Remove. Inline the code into insn_cost ().
3326 (insn_cost): Update to use new scheduler dependencies lists. Move
3327 processing of the dependency cost to dep_cost ().
3328 (dep_cost): New function. Use it instead of insn_cost () when
3329 evaluating cost of the dependency. Use compatible interface to
3330 interact with the target.
3331 (priority): Update to use new scheduler dependencies lists.
3332 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3333 with greater number of insns that depend on the insn.
3334 (schedule_insn): Update to use new scheduler dependencies lists. Add
3335 code to free backward dependencies lists. Inline and optimize code
3336 from resolve_dep () - see PR28071.
3337 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3338 lists. Update call to targetm.sched.is_costly_dependence hook.
3340 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3341 scheduler dependencies lists.
3343 (resolve_dep): Remove. Move the logic to schedule_insn ().
3344 (init_h_i_d): Initialize dependencies lists.
3346 (process_insn_depend_be_in_spec): Rename to
3347 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3349 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3350 Update to use new scheduler dependencies lists.
3351 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3353 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3354 new scheduler dependencies lists.
3355 (build_intra_loop_deps): Ditto.
3357 * target.h (struct _dep): Declare to use in
3358 gcc_target.sched.is_costly_dependence.
3359 (struct gcc_target.sched.adjust_cost): Fix typo.
3360 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3361 single dep_t parameter instead of an equivalent triad.
3362 (struct gcc_target.sched.adjust_cost_2): Remove.
3364 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3366 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3368 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3370 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3372 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3373 (REG_DEP_TRUE): Document.
3375 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3376 Change signature to correspond to the targetm.sched.adjust_cost hook.
3377 Update use in TARGET_SCHED_ADJUST_COST_2.
3378 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3379 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3380 new scheduler dependencies lists.
3381 (ia64_gen_check): Ditto.
3383 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3386 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3387 signature to correspond to the targetm.sched.is_costly_dependence hook.
3388 (is_costly_group): Update to use new scheduler dependencies lists.
3390 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3391 instead of INSN_COST () macro.
3393 2007-02-01 Ian Lance Taylor <iant@google.com>
3395 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3397 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3399 * pa.md (tp_load): Correct mfctl instruction syntax.
3401 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3403 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3404 altivec_padding_size calculation on AIX. Improve comment, add
3405 assert to verify that it's right.
3407 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3410 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3413 * global.c (global_alloc): Add mising initialization of
3416 2007-02-01 Roger Sayle <roger@eyesopen.com>
3418 * alias.c (init_alias_analysis): Correct whitespace.
3419 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3420 partition_hot_cold_basic_blocks): Likewise.
3421 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3422 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3423 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3424 fold_builtin_snprintf_chk, fold_builtin_printf,
3425 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3426 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3427 * cfgcleanup.c (cleanup_cfg): Likewise.
3428 * cfgexpand.c (tree_expand_cfg): Likewise.
3429 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3430 * function.c (get_next_funcdef_no): Likewise.
3431 * gengtype.c (main): Likewise.
3432 * genmodes.c (main): Likewise.
3433 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3434 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3435 * ifcvt.c (noce_emit_move_insn): Likewise.
3436 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3438 * stor-layout.c (get_best_mode): Likewise.
3439 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3440 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3441 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3442 perform_var_substitution, solve_graph): Likewise.
3443 * tree-vrp.c (vrp_finalize): Likewise.
3445 2007-02-01 Ian Lance Taylor <iant@google.com>
3447 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3448 high part of a paradoxical subreg, return a constant zero.
3450 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3452 * toplev.c (lang_dependent_init): Call init_set_costs.
3453 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3455 2007-02-01 Richard Guenther <rguenther@suse.de>
3458 * fold-const.c (fold_negate_expr): Allow negating a
3459 constant if overflow does not change.
3461 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3463 * doc/c-tree.texi (Expression trees): Improve markup.
3464 * doc/tm.texi (Register Classes, Addressing Modes)
3465 (Floating Point): Fix spacing after abbreviations. Fix some
3468 2007-02-01 Ben Elliston <bje@au.ibm.com>
3470 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3471 * doc/contrib.texi: Likewise.
3472 * doc/install.texi: Likewise.
3474 2007-01-31 Richard Henderson <rth@redhat.com>
3475 Ian Lance Taylor <iant@google.com>
3477 * lower-subreg.c: New file.
3478 * rtl.def (CONCATN): Define.
3479 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3481 * emit-rtl.c (update_reg_offset): New static function, broken out
3482 of gen_rtx_REG_offset.
3483 (gen_rtx_REG_offset): Call update_reg_offset.
3484 (gen_reg_rtx_offset): New function.
3485 * regclass.c: Revert patch of 2006-03-05, restoring
3487 (clear_reg_info_regno): New function.
3488 * dwarf2out.c (concatn_loc_descriptor): New static function.
3489 (loc_descriptor): Handle CONCATN.
3490 * common.opt (fsplit_wide_types): New option.
3491 * opts.c (decode_options): Set flag_split_wide_types when
3493 * timevar.def (TV_LOWER_SUBREG): Define.
3494 * rtl.h (gen_reg_rtx_offset): Declare.
3495 (reg_scan_update): Declare.
3496 * regs.h (clear_reg_info_regno): Declare.
3497 * tree-pass.h (pass_lower_subreg): Declare.
3498 (pass_lower_subreg2): Declare.
3499 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3500 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3502 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3503 * Makefile.in (OBJS-common): Add lower-subreg.o.
3504 (lower-subreg.o): New target.
3506 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3508 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3510 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3513 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3515 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3518 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3520 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3522 * cfgloop.h: Include vec-prim.h.
3523 (enum li_flags): Remove LI_ONLY_OLD.
3524 (loop_iterator): Changed.
3525 (fel_next, fel_init): Iterate over loop tree.
3526 (FOR_EACH_LOOP_BREAK): New macro.
3527 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3529 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3530 * modulo-sched.c (sms_schedule): Ditto.
3531 * tree-vectorizer.c (vectorize_loops): Ditto.
3532 * doc/loop.texi: Update information on loop numbering and behavior of
3533 FOR_EACH_LOOP wrto new loops.
3534 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3535 add_to_evolution_1): Test nestedness of loops instead of comparing
3537 * tree-chrec.c (chrec_fold_plus_poly_poly,
3538 chrec_fold_multiply_poly_poly, chrec_evaluate,
3539 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3540 reset_evolution_in_loop): Ditto.
3541 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3543 2007-01-31 Dirk Mueller <dmueller@suse.de>
3545 * c-common.c (warn_about_parentheses): Separate warning about
3546 un-parenthized sequence of comparison operators from the one
3547 which is supposed to warn about x <= y <= z.
3549 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3551 * optabs.h (enum optab_index): Add new OTI_isinf.
3552 (isinf_optab): Define corresponding macro.
3553 * optabs.c (init_optabs): Initialize isinf_optab.
3554 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3556 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3557 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3559 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3560 expand_builtin_interclass_mathfn.
3561 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3562 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3563 (fxam<mode>2_i387): New insn pattern.
3564 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3565 built-in functions as x87 inline asm.
3567 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3569 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3571 2007-01-30 Eric Christopher <echristo@apple.com>
3573 * config.gcc: Add geode.
3575 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3577 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3578 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3579 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3580 value-prof.c: Fix comment typos.
3582 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3585 * doc/invoke.texi (Wpointer-arith): Document warning.
3587 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3589 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3590 the list of discrepancies from the draft TR.
3592 2007-01-30 Dirk Mueller <dmueller@suse.de>
3595 * doc/invoke.texi (-Wreturn-type): Update description to
3598 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3600 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3602 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3604 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3605 to handle optabs that operate on floating point input argument and
3606 output to integer output.
3607 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3608 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3609 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3610 expand_builtin_interclass_mathfn ().
3611 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3613 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3614 ilogbl built-in functions as x87 intrinsics.
3616 2007-01-30 Richard Guenther <rguenther@suse.de>
3619 * dwarf2out.c (reference_to_unused): Query varpool if the
3620 variable was output.
3622 2007-01-30 Richard Guenther <rguenther@suse.de>
3625 * passes.c (execute_one_pass): Reset in_gimple_form to not
3626 confuse non-unit-at-a-time mode.
3628 2007-01-29 Roger Sayle <roger@eyesopen.com>
3629 Richard Guenther <rguenther@suse.de>
3631 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3632 avoid undefined behaviour on overflow. Use force_fit_type_double
3633 to construct the constant with the specified TREE_OVERFLOW.
3635 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3637 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3638 * config/dfp-bit.h: Ditto.
3640 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3642 * c-decl.c (pop_scope): Replace warnings with call to
3643 warn_for_unused_label.
3644 * c-common.h (warn_for_unused_label): Declare.
3645 * c-common.c (warn_for_unused_label): Define.
3647 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3649 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3652 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3654 * Makefile.in (USER_H): Remove decfloat.h.
3655 * ginclude/decfloat.h: Delete, moving contents to ...
3656 * ginclude/float.h: Add support for decimal floating point,
3657 guarded by __STDC_WANT_DEC_FP__.
3659 2007-01-29 Mike Stump <mrs@apple.com>
3661 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3662 Analysis and Representation to resolve case insensitive conflict.
3663 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3665 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3667 * tree.h (struct tree_memory_tag): Add aliases member.
3668 (MTAG_ALIASES): New macro.
3669 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3670 (add_may_alias): Remove pointer-set. Update for may_aliases being
3672 (mark_aliases_call_clobbered): Update for may_aliases being a
3674 (compute_tag_properties): Ditto.
3675 (create_partition_for): Ditto.
3676 (compute_memory_partitions): Ditto.
3677 (dump_may_aliases_for): Ditto.
3678 (is_aliased_with): Ditto.
3679 (add_may_alias_for_new_tag): Ditto.
3680 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3681 (compute_is_aliased): New function.
3682 (compute_may_aliases): Call compute_is_aliased).
3683 (init_alias_info): Initialize alias_bitmap_obstack.
3684 (union_alias_set_into): New function.
3685 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3686 (have_common_aliases_p): Rewrite to take two bitmaps and use
3688 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3690 (finalize_ref_all_pointers): Update for add_may_alias changes.
3691 (new_type_alias): Ditto.
3692 * tree-flow-inline.h (may_aliases): Return a bitmap.
3693 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3694 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3695 may_aliases being a bitmap.
3696 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3697 may_aliases now returns a bitmap.
3698 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3700 * tree-ssa-operands.c (add_virtual_operand): Update for
3701 may_aliases being a bitmap.
3703 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3705 PR tree-optimization/30630
3706 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3707 variable as changed.
3709 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3712 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3713 expanded only once even if an error occurs.
3715 2007-01-29 Ben Elliston <bje@au.ibm.com>
3717 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3718 (__gcov_average_profiler): Likewise.
3719 (__gcov_ior_profiler): Likewise.
3720 (__gcov_merge_ior): Likewise.
3722 2007-01-28 Jan Hubicka <jh@suse.cz>
3724 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3725 * value-prof.c (stringop_block_profile): Likewise.
3727 2007-01-28 Jan Hubicka <jh@suse.cz>
3729 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3730 variant handling histograms; add wrapper.
3731 (clear_storage_via_libcall): Export.
3732 (emit_block_move_hints): Break out from ...; add histograms.
3733 (emit_block_move): ... this one.
3734 (clear_storage_hints): Break out from ...; add histograms.
3735 (clear_storage): ... this one.
3736 (set_storage_via_memset): Handle histogram.
3737 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3738 (clear_storage_hints, clear_storage_via_libcall): Declare.
3739 (set_storage_via_setmem): Update prototype.
3740 * doc/md.texi (movmem, setmem): Document new arguments.
3742 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3744 (stringop_block_profile): New global function.
3745 (tree_stringops_values_to_profile): Profile block size and alignment.
3746 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3748 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3749 (stringop_block_profile): Declare.
3750 * builtins.c: Include value-prof.h.
3751 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3752 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3753 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3754 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3755 * profile.c (instrument_values): Add new counters.
3756 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3758 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3759 (tree_init_edge_profiler): Build new profilers.
3760 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3761 (pass_tree_profile): Add dump.
3762 (tree_profile_hooks): Update.
3763 * Makefile.in (LIBGCOV): Add new constants.
3764 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3765 __gcov_ior_profiler): New.
3766 * i386.md (movmem/setmem expanders): Add new optional arguments.
3768 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3770 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3772 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3774 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3775 (tree_unswitch_single_loop): Pass eni_size_weights to
3776 tree_num_loop_insns.
3777 * tree-ssa-loop-manip.c: Include tree-inline.h.
3778 (can_unroll_loop_p): Pass eni_size_weights to
3779 tree_num_loop_insns.
3780 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3781 Pass eni_size_weights to estimate_num_insns.
3782 * tree.h (init_inline_once): Export.
3783 * toplev.c (backend_init): Call init_inline_once.
3784 * cgraphunit.c (cgraph_process_new_functions,
3785 cgraph_analyze_function): Pass eni_inlining_weights to
3787 * ipa-inline.c (compute_inline_parameters): Ditto.
3788 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3789 to estimate_num_insns.
3790 (try_unroll_loop_completely): Pass eni_size_weights to
3791 tree_num_loop_insns.
3792 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3793 ot estimate_num_insns.
3794 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3795 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3796 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3797 eni_time_weights): New variables.
3798 (init_inline_once): Initialize them.
3799 (struct eni_data): Mew.
3800 (estimate_num_insns_1, estimate_num_insns): Use weights.
3801 * tree-inline.h (struct eni_weights_d): New.
3802 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3803 (estimate_num_insns): Declaration changed.
3804 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3805 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3806 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3808 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3810 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3811 relations in the conflict function is valid.
3813 2007-01-27 Ian Lance Taylor <iant@google.com>
3815 * common.opt: Add fstrict-overflow.
3816 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3817 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3818 (TYPE_OVERFLOW_UNDEFINED): Define.
3819 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3821 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3822 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3823 (fold_negate_expr): Likewise.
3824 (make_range): Likewise.
3825 (extract_muldiv_1): Likewise.
3826 (maybe_canonicalize_comparison): Likewise.
3827 (fold_comparison): Likewise.
3828 (fold_binary): Likewise.
3829 (tree_expr_nonnegative_p): Likewise.
3830 (tree_expr_nonzero_p): Likewise.
3831 * tree-vrp.c (compare_values): Likewise.
3832 (extract_range_from_binary_expr): Likewise.
3833 (extract_range_from_unary_expr): Likewise.
3834 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3836 (nowrap_type_p): Likewise.
3837 * tree-scalar-evolution.c (simple_iv): Likewise.
3838 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3839 (build_range_check): Likewise.
3840 (extract_muldiv_1): Likewise.
3841 (fold_comparison): Likewise.
3842 * tree-vrp.c (vrp_int_const_binop): Likewise.
3843 (extract_range_from_unary_expr): Likewise.
3844 * convert.c (convert_to_integer): Likewise.
3845 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3846 (fold_comparison): Likewise.
3847 (fold_binary): Likewise.
3848 * optabs.c (optab_for_tree_code): Likewise.
3849 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3850 * simplify-rtx.c (simplify_const_relational_operation): Check
3851 flag_strict_overflow and flag_trapv.
3852 (simplify_const_relational_operation): Likewise.
3853 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3854 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3857 2007-01-27 Roger Sayle <roger@eyesopen.com>
3859 * tree.c (tree_fold_gcd): Delete.
3860 * tree.h (tree_fold_gcd): Remove prototype.
3861 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3862 test whether one constant integer is a multiple of another. Instead
3863 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3864 * fold-const.c (multiple_of_p): We've determined both TOP and
3865 BOTTOM are integer constants so we can call int_const_binop directly
3866 instead of the more generic const_binop.
3868 2007-01-27 Roger Sayle <roger@eyesopen.com>
3870 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3871 1*X check that the constant hasn't overflowed, to preserve the
3873 (round_up): Provide an efficient implementation when rouding-up an
3874 INTEGER_CST to a power-of-two.
3876 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3878 * doc/sourcebuild.texi: Add comma for clarity.
3879 * doc/extend.texi: Fix some typos.
3880 * doc/passes.texi: Likewise.
3881 * doc/cppinternals.texi: Likewise.
3882 * doc/c-tree.texi: Likewise.
3883 * doc/tree-ssa.texi: Likewise.
3884 * doc/install.texi: Likewise.
3886 2007-01-27 Jan Hubicka <jh@suse.cz>
3888 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3889 (pass_sra): Do not require alias information.
3890 * passes.c (init_optimization_passes): Add SRA
3892 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3894 * tracer.c (rest_of_handle_tracer): We already cleaned
3895 up the CFG in tracer() so don't do it here again.
3896 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3897 cleanup_cfg here, either. And don't call renumber_insns.
3899 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3900 and BB_HEAD are in the insn stream here. Instead make sure
3901 that BB_INSN is valid on all insns. Also, do check here that
3902 there are no pending branch predictions...
3903 (rtl_verify_flow_info): ...instead of doing it here. Checks
3904 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3907 2007-01-26 Roger Sayle <roger@eyesopen.com>
3909 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3910 function to simplify/factorize operand order canonicalization.
3911 (ix86_fixup_binary_operands): Reorganize using the above function.
3912 (ix86_binary_operator_ok): Likewise.
3914 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3916 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3917 file scope from optimize_attrs.
3918 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3920 (optimize_attrs): Clear insn_code_values after freeing it.
3922 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3924 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3925 a parts.base assignment.
3927 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3929 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3930 (compute_subscript_distance, initialize_data_dependence_relation,
3931 finalize_ddr_dependent, analyze_ziv_subscript,
3932 analyze_siv_subscript_cst_affine,
3933 compute_overlap_steps_for_affine_univar,
3934 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3935 analyze_siv_subscript, analyze_miv_subscript,
3936 analyze_overlapping_iterations, subscript_dependence_tester_1,
3937 compute_self_dependence, free_dependence_relation): Work
3938 with affine_fn instead of chrecs.
3939 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3940 common_affine_function, affine_function_base,
3941 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3942 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3943 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3944 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3945 (all_chrecs_equal_p): Removed.
3946 * tree-data-ref.h (affine_fn, conflict_function): New types.
3947 (struct subscript): Change type of conflicting_iterations_in_a
3948 and conflicting_iterations_in_b.
3950 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3953 * config/pa/pa.h (TARGET_HPUX_11): New.
3954 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3955 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3957 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3958 Richard Guenther <rguenther@suse.de>
3960 * tree-ssa-structalias.c (solve_graph): Handle case
3961 we merged the variable to another.
3963 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3965 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3968 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3969 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3971 2007-01-25 DJ Delorie <dj@redhat.com>
3973 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3974 allow changes to modes which don't fit in those registers.
3976 * reload1.c (choose_reload_regs): Check for invalid subregs before
3977 computing their locations, not after.
3979 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3982 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3983 save Altivec registers in an eh_return function.
3984 (compute_vrsave_mask): Likewise.
3985 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3986 for saving Altivec registers.
3987 (rs6000_emit_prologue): Don't allocate stack twice in
3988 eh_return function. Correct expected value of altivec_save_offset
3989 when using save_world. Describe save of R0 to stack when using
3990 save_world. Describe stack pointer adjustment when using
3991 save_world. Remove duplicated eh_return parameter register saving.
3992 Update sp_offset variable after save_world.
3993 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3995 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3996 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3999 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4001 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4003 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4006 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4007 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4009 2007-01-25 Richard Guenther <rguenther@suse.de>
4011 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4012 * common.opt (-Wcoverage-mismatch): New warning option.
4013 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4014 if -Wcoverage-mismatch is given.
4016 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4018 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4019 (ipcp_driver): Change to static definition.
4020 Add dumping of the ifunctions.
4021 (constant_val_insert): Remove unused parameter. Support for SSA.
4022 (ipcp_propagate_const): Support for SSA.
4023 (ipcp_profile_bb_print): Print only analyzed nodes.
4024 (ipcp_replace_map_create): Remove support for Fortran constant
4026 * ipa-prop.c (ipa_method_modify_stmt,
4027 ipa_callsite_compute_param): Support for SSA.
4028 * ipa-prop.h (ipcp_driver): Remove declaration.
4029 (IS_VALID_TREE_MAP_INDEX): Add define.
4031 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4033 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4035 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4038 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4039 constant argument to cabs and do it without checking for
4040 -funsafe-math-optimizations.
4042 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4044 * c-common.h (RID_FIRST_CXX0X): New.
4045 (RID_LAST_CXX0X): New.
4046 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4048 * c.opt (Wc++0x-compat): New.
4049 * doc/invoke.texi (-Wc++0x-compat): Document.
4051 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4053 * builtins.c (fold_builtin_carg): New.
4054 (fold_builtin_1): Use it.
4056 2007-01-24 Jan Hubicka <jh@suse.cz>
4058 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4060 * ipa-inline.c (initial_insns, max_insns): Delete.
4061 (compute_max_insns): New function.
4062 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4063 of insns as base for code growth.
4064 (cgraph_decide_inlining): Make initial_insns local; do not compute
4066 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4067 * doc/invoke.texi (inline-unit-growth): Update docs.
4069 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4071 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4072 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4073 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4074 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4075 for CPUs that have PTA_CX16 set.
4078 * gimplify.c (omp_check_private): New function.
4079 (gimplify_scan_omp_clauses): Use it for
4080 firstprivate/lastprivate/reduction.
4083 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4084 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4087 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4088 If lower_lastprivate_clauses emits some statements, append them
4089 to dlist rather than body_p and to body_p append an initializer.
4090 (lower_omp_for): Adjust caller.
4092 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4094 * target.h (globalize_decl_name): New.
4095 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4096 * output.h (default_globalize_decl_name): New.
4097 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4099 (globalize_decl): Ditto.
4100 (default_globalize_decl_name): New.
4101 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4102 (ia64_handle_version_id_attribute): New.
4103 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4104 (ia64_asm_output_external): Use globalize_decl_name instead
4106 * doc/extend.texi (version_id): New pragma.
4107 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4109 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4111 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4112 _uleb128_t and _Unwind_SWord with _sleb128_t.
4113 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4114 uw_frame_state_for, uw_update_context_1): Likewise.
4115 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4116 * unwind-pe.h (read_uleb128, read_sleb128,
4117 read_encoded_value_with_base): Likewise.
4118 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4120 2007-01-24 Richard Guenther <rguenther@suse.de>
4122 * builtins.c (expand_builtin_cexpi): Get the fndecl
4123 for cexp in the correct way.
4125 2007-01-24 Jan Hubicka <jh@suse.cz>
4127 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4129 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4131 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4132 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4133 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4134 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4135 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4136 __SIZEOF_PTRDIFF_T__.
4137 * doc/cpp.texi: Documentation for the new builtin macros added.
4139 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4142 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4143 instead of operands[2] to avoid access past the end of array.
4145 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4147 * reload1.c (emit_reload_insns): Pass the reload register
4148 for a non-spill output reload through forget_old_reloads_1.
4150 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4152 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4153 _SOFT_DOUBLE if doubles use software floating-point.
4154 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4155 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4156 * config/rs6000/darwin-ldouble.c: Also compile functions for
4157 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4158 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4159 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4160 commented-out long double override.
4161 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4162 * config/rs6000/eabispe.h: Likewise.
4163 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4164 long double for non-SPE.
4165 (rs6000_handle_option): Likewise.
4166 (invalid_e500_subreg): Disallow more subregs involding DImode,
4167 DFmode, TImode or TFmode.
4168 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4170 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4172 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4173 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4175 (rs6000_legitimate_address): Also check for TFmode for E500
4177 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4178 (spe_build_register_parallel): Handle TFmode and TCmode.
4179 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4181 (function_arg): Handle TFmode and TCmode for E500 double.
4182 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4184 (print_operand): Handle TFmode and TImode for %y.
4185 (rs6000_generate_compare): Handle TFmode comparisons for E500
4187 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4188 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4189 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4190 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4191 TFmode for E500 double.
4192 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4193 (floatsidf2): Enable for E500 double.
4194 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4195 (extenddftf2): Change to extenddftf2_fprs.
4196 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4197 depending on TARGET_E500_DOUBLE.
4198 (extendsftf2): Enable for E500 double.
4199 (trunctfdf2): Enable for E500 double.
4200 (trunctfsf2): Change to trunctfsf2_fprs.
4201 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4202 depending on TARGET_E500_DOUBLE.
4203 (floatsitf2): Enable for E500 double.
4204 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4205 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4206 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4207 (negtf2): Change to negtf2_internal.
4208 (negtf2): New expander.
4209 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4210 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4211 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4212 (movdi_internal32): Use rs6000_nonimmediate_operand.
4213 (unnamed splitter): Likewise.
4214 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4215 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4216 (SPE64TF, DITI): New mode macros.
4217 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4220 (frob_<mode>_di_2): New.
4221 (frob_tf_di_8_2): New.
4222 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4224 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4226 (frob_ti_<mode>_8_2): New.
4227 (frob_ti_tf_2): New.
4228 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4229 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4231 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4232 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4233 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4234 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4235 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4236 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4239 2007-01-23 Ian Lance Taylor <iant@google.com>
4241 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4243 (OBJS-archive): Reformat, alphabetize.
4244 (OBJS): Change out_object_file to OBJS-md.
4246 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4248 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4249 JUMP_P and CALL_P predicates where applicable.
4250 * config/i386/i386.c: Ditto.
4251 * config/i386/i386.md: Ditto.
4252 * config/i386/mmx.md: Ditto.
4253 * config/i386/predicates.md: Ditto.
4255 2007-01-22 Andreas Schwab <schwab@suse.de>
4257 * config/m68k/m68k.h: Fix comment.
4259 2007-01-22 Jan Hubicka <jh@suse.cz>
4261 * passes.c (init_optimization_passes): Do not rerun
4262 pass_early_warn_uninitialized.
4264 2007-01-22 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/30038
4267 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4269 (execute_cse_sincos_1): Likewise.
4270 (execute_cse_sincos): Likewise.
4271 (gate_cse_sincos): Likewise.
4272 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4273 the cexpi() canonicalization of sincos().
4274 * tree-pass.h (pass_cse_sincos): Declare.
4275 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4277 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4279 PR rtl-optimization/29329
4280 * combine.c (replaced_rhs_insn): Rename to i2mod.
4281 (replaced_rhs_value): Rename to i2mod_new_rhs.
4282 (i2mod_old_rhs): New global variable.
4283 (combine_instructions): Adjust for above change. Save a copy of
4284 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4285 note are substituted in the second instruction.
4286 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4287 ditch the note if it pertains to the second eliminated register
4288 and this register is mentioned in i2mod_old_rhs.
4291 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4293 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4294 the insn to which the note was originally attached.
4296 2007-01-21 Jan Hubicka <jh@suse.cz>
4298 * ipa-inline.c (inlining_mode): Comment, move up.
4299 (cgraph_decide_inlining_incrementally): Do not perform inlining
4300 itself; fix handling of flattening of self recursive functions.
4301 (cgraph_find_cycles): Remove.
4302 (cgraph_flatten_node): Remove.
4303 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4304 (try_inline): New function.
4305 (cgraph_early_inlining): Update call of
4306 cgraph_decide_inlining_incrementally. Apply inlining here.
4307 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4309 2007-01-21 Dirk Mueller <dmueller@suse.de>
4312 * tree-vrp.c (check_array_bounds): do not warn
4313 about ADDR_EXPR's of ARRAY_REF's which are immediately
4314 used in binary expressions.
4316 2007-01-21 Ira Rosen <irar@il.ibm.com>
4318 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4319 read_write_dep and macros for its access.
4320 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4321 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4322 argument, call vect_check_interleaving for every independent pair of
4323 data-refs. Mark loads that access the same memory location as a store
4325 (vect_check_dependences): Remove.
4326 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4327 call, fix the call to vect_analyze_data_ref_dependence.
4328 (vect_analyze_data_ref_access): For statements that access the same
4329 data-ref, check that they are not stores; for loads, check that there
4330 is no store that access the same location.
4332 2007-01-20 Roger Sayle <roger@eyesopen.com>
4333 Joseph Myers <joseph@codesourcery.com>
4335 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4336 (-fdump-rtl-stack): Likewise.
4337 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4338 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4339 (-mpt-fixed): Use @minus{} for minus sign.
4340 (Using Precompiled Headers): Fix under/overfull hbox.
4342 2007-01-20 Jan Hubicka <jh@suse.cz>
4344 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4345 place within annotation.
4347 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4349 * pa.c (output_move_double): Change array size of xoperands to 4.
4351 2007-01-20 Jan Hubicka <jh@suse.cz>
4353 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4356 2007-01-19 Ian Lance Taylor <iant@google.com>
4358 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4359 constant to unsigned HOST_WIDE_INT before negating.
4361 2007-01-19 Ian Lance Taylor <iant@google.com>
4363 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4365 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4366 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4367 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4368 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4369 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4370 (realloc_vdef, realloc_vuse): Change second parameter to
4372 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4374 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4375 unsigned. Change x and lim locals to unsigned.
4376 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4378 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4379 (copy_virtual_operands): Change i and n locals to unsigned.
4381 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4384 * builtins.c (fold_builtin_1): Handle builtin fdim.
4386 2007-01-20 Jan Hubicka <jh@suse.cz>
4388 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4389 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4390 init_alias_heapvars.
4391 (init_alias_heapvars): Initialize only when not already initialized.
4392 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4394 2007-01-19 Roger Sayle <roger@eyesopen.com>
4396 * common.opt (fsigned-zeros): New command line option.
4397 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4398 of flag_unsafe_math_optimizations.
4399 * opts.c (set_fast_math_flags): The -ffast-math command line option
4400 implies -fno-signed-zeros.
4401 (fast_math_flags_set_p): Likewise.
4403 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4404 the documentation of -ffast-math appropriately. Wrap long lines.
4406 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4408 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4409 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4411 2007-01-19 Tomas Bily <tbily@suse.cz>
4413 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4415 (tree_init_ic_make_global_vars): New function
4416 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4417 (tree_gen_ic_profiler): New function
4418 (tree_gen_ic_func_profiler): New function
4419 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4420 (tree_profile_hooks): Added hook for indirec/virtual calls
4421 * value-prof.c (tree_find_values_to_profile): New case for
4423 (tree_values_to_profile): Call for determining indirect/virtual
4425 (tree_indirect_call_to_profile): New function
4426 (tree_ic_transform): New function
4427 (tree_ic): New function
4428 (find_func_by_pid): New function
4429 (init_pid_map): New function
4430 (tree_value_profile_transformations): Added check for
4431 indirect/virtual call transformation
4432 * value-prof.h (enum hist_type): New counter type for
4433 indirect/virtual calls
4434 (profile_hooks): Added new hook for profiling indirect/virtual
4436 * profile.c (instrument_values): New case for indirect/virtual
4438 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4439 (GCOV_COUNTER_V_INDIR): New counter type
4440 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4441 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4443 * cgraph.c: Definition of cgraph_max_pid
4444 (cgraph_create_node): Default init of pid attribute
4445 * cgraph.h: Declaration of cgraph_max_pid
4446 (struct cgraph_node): Added pid attribute
4447 * libgcov.c (__gcov_indirect_call_profiler): New function
4448 (__gcov_one_value_profiler_body): New function
4449 (__gcov_one_value_profiler): Body was moved to
4450 __gcov_one_value_profiler_body and calls it
4452 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4454 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4455 * gengtype.c (write_types_data, write_func_for_structure,
4456 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4457 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4458 (walk_type, write_func_for_structure): Generate the mark_hook if
4461 2007-01-19 Jan Hubicka <jh@suse.cz>
4463 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4464 'early' argument take inlining mode argument specifying whether to
4465 inline for size/speeed or all functions; add support for flattening;
4467 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4469 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4472 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4473 the name of the declared identifier.
4475 2007-01-19 Dirk Mueller <dmueller@suse.de>
4477 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4478 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4479 duplicate evaluation.
4481 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4483 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4484 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4485 to XFMode, use acosxf2 and truncate result to requested mode.
4486 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4487 (asin<mode>2): Similarly, with asin expanders.
4488 (*fscalexf4_i387): Rename from *fscalexf4.
4489 (expNcorexf3): New expander.
4490 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4491 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4492 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4493 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4494 patterns for SSE math.
4495 (exp10<mode>2): Similarly, with exp10 expanders.
4496 (exp2<mode>2): Similarly, with exp2 expanders.
4497 (expm1<mode>2): Similarly, with expm1 expanders.
4498 (ldexp<mode>3): Similarly, with ldexp expanders.
4499 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4500 Use gen_truncxf<mode>2_i387_noop to truncate result.
4502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4504 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4505 for ColdFire targets.
4507 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4508 Richard Sandiford <richard@codesourcery.com>
4510 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4511 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4512 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4513 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4514 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4515 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4517 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4519 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4520 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4521 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4522 (*adddi_dilshr32_cf): New pattern.
4523 (adddi3, subdi3): Remove first alternatives.
4525 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4527 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4528 implemented using move.l, do not use its cc result for floating-point
4531 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4533 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4534 from accepting 's' constraints if flag_pic.
4536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4538 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4539 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4540 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4541 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4543 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4545 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4546 ColdFire alternatives.
4547 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4548 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4549 architectures that support ff1 instruction.
4551 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4552 Julian Brown <julian@codesourcery.com>
4554 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4555 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4556 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4559 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4561 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4563 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4564 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4565 HOST_WIDE_INT instead of an rtx.
4566 (m68k_rtx_costs): Update call accordingly.
4567 (output_move_const_into_data_reg): Likewise. Fix formatting.
4568 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4570 (output_move_simode_const): Update calls after above changes.
4571 Rework to use automatic variables and predicates like MEM_P.
4572 * config/m68k/m68k.md (pushexthisi_const): Update call to
4575 2007-01-19 Dirk Mueller <dmueller@suse.de>
4577 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4580 2007-01-19 Richard Guenther <rguenther@suse.de>
4582 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4583 via cexp in case sincos is not available.
4585 2007-01-19 Richard Guenther <rguenther@suse.de>
4587 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4588 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4589 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4590 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4591 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4592 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4593 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4594 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4596 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4598 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4600 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4601 (atan2xf3): Directly generate RTL pattern.
4602 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4603 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4604 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4605 disable patterns for SSE math.
4606 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4607 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4608 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4609 disable patterns for SSE math.
4611 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4613 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4615 2007-01-18 Roger Sayle <roger@eyesopen.com>
4617 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4618 VIEW_CONVERT_EXPR to the same type as it's operand.
4620 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4622 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4623 configured for long double 128.
4625 2007-01-18 Mike Stump <mrs@apple.com>
4627 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4630 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4632 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4635 2007-01-18 Jan Hubicka <jh@suse.cz>
4637 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4638 greater than NUM_VOP_FREE_BUCKETS.
4640 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4642 * tree-ssa-structalias.c: Update comments.
4643 (ptabitmap_obstack): Removed.
4645 (oldpta_obstack): Ditto.
4646 (stats): Add a few members.
4647 (struct variable_info): Remove node, complex, address_taken, and
4648 indirect_target members. Add oldsolution member.
4649 (new_var_info): Do not initialize removed members.
4650 (constraint_expr_type): Remove INCLUDES.
4651 (constraint_graph): Add size, implicit_preds, rep,
4652 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4653 (FIRST_REF_NODE): New macro.
4654 (LAST_REF_NODE): Ditto.
4655 (FIRST_ADDR_NODE): Ditto.
4656 (find): New function.
4658 (dump_constraint): Do not handle INCLUDES.
4659 (insert_into_complex): Do not insert duplicate constraints.
4660 (condense_varmap_nodes): Renamed and rewritten into ...
4661 (merge_node_constraints): This. Also fix bug in handling of
4662 offseted copy constraints.
4663 (clear_edges_for_node): No longer need to deal with preds at all,
4664 or removing associated preds/succs.
4665 (merge_graph_nodes): Deal with indirect_cycles.
4666 Don't deal with predecessors.
4667 (add_implicit_graph_edge): New function.
4668 (add_pred_graph_edge): Ditto.
4669 (add_graph_edge): Don't deal with predecessors.
4670 (build_constraint_graph): Removed.
4671 (build_pred_graph): New function.
4672 (build_succ_graph): Ditto.
4673 (struct scc_info): Removed in_component. Added roots, dfs, and
4674 node_mapping. Remove visited_index, unification_queue.
4675 (scc_visit): Deal with union-find we do now.
4676 Deal with cycles with REF nodes.
4677 (collapse_nodes): Renamed and rewritten to ...
4678 (unify_nodes): This.
4679 (process_unification_queue): Removed.
4680 (topo_visit): Cleanup
4681 (do_da_constraint): Use find.
4682 (do_sd_constraint): Ditto.
4683 (do_ds_constraint): Ditto.
4684 (do_complex_constraint): Ditto.
4685 (init_scc_info): Update for removed and added members.
4686 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4687 (find_indirect_cycles): This.
4688 (equivalence_class): New variable.
4689 (label_visit): New function.
4690 (perform_variable_substitution): Rewritten.
4691 (free_var_substitution_info): New function.
4692 (find_equivalent_node): Ditto.
4693 (move_complex_constraints): Ditto.
4694 (eliminate_indirect_cycles): Ditto.
4695 (solve_graph): Only propagate changed bits.
4696 Use indirect cycle elimination.
4698 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4699 (tree_id_eq): Renamed to ...
4700 (tree_vi_eq): This. Update for member change
4701 (insert_id_for_tree): Renamed and rewritten to ...
4702 (insert_vi_for_tree): This.
4703 (lookup_id_for_tree): Renamed and rewritten to ...
4704 (lookup_vi_for_tree): This.
4705 (get_id_for_tree): Renamed and rewritten to ...
4706 (get_vi_for_tree): Ditto.
4707 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4708 (process_constraint): Don't handle INCLUDES.
4709 Remove special ADDRESSOF case.
4710 (find_func_aliases): Rewrite to use vi functions instead of id
4712 (create_function_info_for): Ditto.
4713 (create_variable_info_for): Ditto.
4714 (intra_create_variable_infos): Ditto.
4715 (merge_smts_into): Ditto.
4716 (find_what_p_points_to): Ditto.
4717 (init_base_vars): Ditto.
4718 (init_alias_vars): Ditto.
4719 (remove_preds_and_fake_succs): New function.
4720 (dump_sa_points_to_info): Dump new stats.
4721 (dump_solution_for_var): Use find.
4722 (set_used_smts): Fix formatting.
4723 (compute_points_to_sets): Updated for new functions.
4724 (ipa_pta_execute): Ditto.
4726 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4727 Richard Sandiford <richard@codesourcery.com>
4729 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4731 * calls.c (expand_call): If the return value is a PARALLEL,
4732 extract its first member.
4733 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4734 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4735 use FUNCTION_EXTRA_EPILOGUE.
4736 (m68k_function_value): Return a PARALLEL if the return value
4737 is of a pointer type.
4738 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4739 (FUNCTION_EXTRA_EPILOGUE): Remove.
4740 * config/m68k/m68k.md (D0_REG): New constant.
4742 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4744 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4745 output a NOP for empty epilogues.
4747 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4749 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4750 before function. Extend register save check to include all
4751 registers, not just integer ones.
4753 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4755 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4756 (m68k_use_return_insn): ...this.
4757 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4758 * config/m68k/m68k.c (use_return_insn): Rename to...
4759 (m68k_use_return_insn): ...this.
4760 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4763 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4765 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4766 nearest even, fix denormal rounding overflow.
4768 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4770 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4771 f%$smove and f%$move.
4772 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4773 (extendsfdf2_cf): Use fdmove instead of f%&move.
4774 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4775 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4777 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4779 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4782 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4784 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4785 (coldfire_single_format): Declare.
4786 (coldfire_double_format): Likewise.
4787 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4788 of qnan_msb_set to determine the lower bits of a canonical
4790 (encode_ieee_double): Likewise.
4791 (encode_ieee_quad): Likewise.
4792 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4793 (mips_single_format): Likewise.
4794 (ieee_double_format): Likewise.
4795 (mips_double_format): Likewise.
4796 (ieee_extended_motorola_format): Likewise.
4797 (ieee_extended_intel_96_format): Likewise.
4798 (ieee_extended_intel_128_format): Likewise.
4799 (ieee_extended_intel_96_round_53_format): Likewise.
4800 (ibm_extended_format): Likewise.
4801 (mips_extended_format): Likewise.
4802 (ieee_quad_format): Likewise.
4803 (mips_quad_format): Likewise.
4804 (vax_f_format): Likewise.
4805 (vax_d_format): Likewise.
4806 (vax_g_format): Likewise.
4807 (i370_single_format): Likewise.
4808 (i370_double_format): Likewise.
4809 (decimal_single_format): Likewise.
4810 (decimal_double_format): Likewise.
4811 (decimal_quad_format): Likewise.
4812 (c4x_single_format): Likewise.
4813 (c4x_extended_format): Likewise.
4814 (real_internal_format): Likewise.
4815 (coldfire_single_format): New real_format.
4816 (coldfire_double_format): Likewise.
4817 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4818 canonical_nan_lsbs_set.
4819 (pdp11_d_format): Likewise.
4820 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4821 if TARGET_COLDFIRE_CPU.
4823 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4825 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4826 (output_call, m68k_legitimize_call_address): Declare.
4827 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4828 parenthesees. Add support for a 'W' constraint.
4829 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4830 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4831 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4832 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4834 (override_options): Initialize them. Do not set flag_no_function_cse
4835 for TARGET_ID_SHARED_LIBRARY.
4836 (m68k_output_pic_call): Delete.
4837 (m68k_legitimize_call_address): New function.
4838 (print_operand): Remove the %o prefix. Handle the %p prefix.
4839 (output_call): New function.
4840 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4841 target address from the GOT if symbolic jumps are not allowed.
4842 * config/m68k/m68k.md (call, general_operand): Do not set
4843 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4844 Merge separate flag_pic and !flag_pic define_insns into...
4845 (*call, *call_value): ...these new patterns. Match the address
4846 rather than the containing MEM and require it to be a call_operand.
4847 Use output_call to generate the asm template.
4848 * config/m68k/predicates.md (const_call_operand): New predicate.
4849 (call_operand): Likewise.
4851 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4853 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4854 (STACK_GROWS_DOWNWARD): Define to 1.
4855 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4856 comments, emphasizing that these values are only defaults.
4857 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4858 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4860 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4862 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4864 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4865 Richard Sandiford <richard@codesourcery.com>
4867 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4868 (FP_REGNO_P): New macros.
4869 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4870 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4871 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4872 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4874 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4876 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4877 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4879 * config/m68k/t-floatlib: New file, extracting common code from...
4880 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4881 * config/m68k/t-uclinux: Here.
4882 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4883 routines on ColdFire targets.
4885 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4887 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4888 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4889 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4890 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4891 explicitly set MOTOROLA to 1.
4892 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4895 Nathan Sidwell <nathan@codesourcery.com>
4897 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4898 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4899 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4900 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4901 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4902 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4903 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4904 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4905 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4906 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4907 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4908 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4909 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4910 (DBX_REGISTER_NUMBER): Delete.
4911 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4912 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4913 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4915 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4917 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4918 * config/flat.h: New file.
4919 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4921 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4922 indirect references for -msep-data or -mid-shared-library.
4923 Do not use PC-relative code addresses either.
4924 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4926 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4927 for shared libraries and crt1.o for executables. Use crti.o and
4929 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4930 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4931 Do not add -elf2flt or -shared-lib-id options here.
4932 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4933 Pass -shared-lib-id if -mid-shared-library, taking the library
4934 identifier from -mshared-library-id if given, otherwise
4936 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4937 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4938 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4939 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4940 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4941 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4943 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4944 jump sequence for ISA A and ISA A+.
4945 (PICJUMP): Likewise.
4947 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4949 * config.gcc (m68k-*-uclinux*): Base the port on the common
4950 and m68k GNU/Linux files rather than on the generic ELF ones.
4951 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4952 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4954 2007-01-18 Julian Brown <julian@codesourcery.com>
4955 Richard Sandiford <richard@codesourcery.com>
4957 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4958 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4959 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4961 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4963 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4965 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4967 * doc/install.texi: Document m68k-uclinuxoldabi.
4968 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4969 * config/m68k/uclinux-oldabi.h: New file, copied from
4970 config/m68k/uclinux.h.
4972 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4974 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4975 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4976 (m32r_compute_frame_size): Use unsigned for regno.
4977 (m32r_reload_lr): Use gen_frame_mem.
4979 (m32r_output_function_epilogue): Don't output the function epilogue
4981 (m32r_expand_epilogue): New.
4982 (direct_return): Return false if the function has the interrupt
4984 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4985 * config/m32r/m32r.md (epilogue): New expander.
4986 (return_lr, return_rte): New insns.
4987 (return): Make it expander.
4988 (return_normal): New expander.
4990 2007-01-18 Josh Conner <jconner@apple.com>
4993 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4994 support for UNLE, UNLT, UNGE, and UNGT.
4996 2007-01-18 Jan Hubicka <jh@suse.cz>
4998 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4999 * tree-tailcall (add_virtual_phis): Likewise.
5000 (optimize_tail_call): Return TODOs.
5001 (execute_tail_calls): Return TODOs.
5002 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5003 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5005 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5006 Cleanup cfg using TODO.
5007 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5008 * passes.c (execute_function_todo): When cleanup did something, remove
5010 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5011 (make_edges): Don't cleanup_cfg.
5013 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5015 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5016 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5017 operate on the top of stack.
5018 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5019 register handling of instructions that output to the second
5021 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5022 (move_for_stack_reg): Special-case check for dead destination
5023 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5025 * config/i386/i386.md (UNSPEC_TAN): New constant.
5026 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5027 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5028 to correctly model move of constant 1.0 to top stack slot.
5029 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5030 (unnamed peephole2 pattern): Remove corresponding peephole2
5031 pattern that optimizes tan insn and loading of constant 1.0.
5032 (tanxf2): Use fptanxf4_i387.
5033 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5034 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5035 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5036 disable patterns for SSE math.
5037 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5038 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5040 2007-01-18 Dirk Mueller <dmueller@suse.de>
5041 Richard Guenther <rguenther@suse.de>
5044 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5045 * common.opt (Warray-bounds): Add new warning option.
5046 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5048 * Makefile.in: make tree-vrp.o depend on toplev.h
5049 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5051 (check_array_refs, check_array_bounds, check_array_ref): New.
5053 2007-01-18 Jan Hubicka <jh@suse.cz>
5055 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5056 (execute_ssa_ccp): Return flags conditionally.
5057 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5059 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5061 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5063 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5064 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5066 * Makefile.c (GTFILES): Add cfglayout.h.
5067 * gengtype.c (open_base_files): Likewise.
5068 * cfglayout.c (cfg_layout_function_footer,
5069 cfg_layout_function_header) Reindent to make gengtype happy.
5070 * cfglayout.h (cfg_layout_function_footer,
5071 cfg_layout_function_header): Add GTY(()) marker.
5073 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5075 2007-01-18 Ben Elliston <bje@au.ibm.com>
5077 * genautomata.c (write_automata): Include xstrerror output in the
5078 error message if writing the DFA description file fails.
5080 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5082 * config/mips/mips-protos.h (mips_output_external): Make it
5084 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5085 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5086 (extern_list): Likewise.
5087 (extern_head): Likewise.
5088 (TARGET_ASM_FILE_END): Likewise.
5089 (mips_file_end): Likewise.
5090 (mips_output_external): Rewritten.
5092 2007-01-18 Ben Elliston <bje@au.ibm.com>
5094 * genpreds.c (write_insn_preds_c): Only write out the function
5095 body for regclass_for_constraint if we have register constraints.
5097 2007-01-17 Tom Tromey <tromey@redhat.com>
5099 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5100 * doc/install.texi (Testing): Use sourceware.org.
5101 (Binaries): Likewise.
5102 (Specific): Likewise.
5103 * doc/contrib.texi (Contributors): Use sourceware.org.
5105 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5107 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5108 (AVR_ENHANCED): Rename to ...
5109 (AVR_HAVE_MUL): ... new.
5110 (avr_enhanced_p): Rename to ...
5111 (avr_have_mul_p): ... new.
5112 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5113 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5114 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5115 (avr_have_mul_p): ... new.
5116 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5117 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5118 'avr_enhanced_p' and 'enhanced'.
5119 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5120 AVR_HAVE_MUL instead of AVR_ENHANCED.
5121 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5122 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5123 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5124 instead of AVR_ENHANCED.
5125 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5126 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5127 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5129 2007-01-17 Ian Lance Taylor <iant@google.com>
5131 * vec.h (VEC_reserve_exact): Define.
5132 (vec_gc_p_reserve_exact): Declare.
5133 (vec_gc_o_reserve_exact): Declare.
5134 (vec_heap_p_reserve_exact): Declare.
5135 (vec_heap_o_reserve_exact): Declare.
5136 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5138 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5140 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5141 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5142 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5143 * vec.c (calculate_allocation): Add exact parameter. Change all
5145 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5146 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5147 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5148 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5149 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5150 (vec_heap_p_reserve_exact): New function.
5151 (vec_heap_o_reserve_exact): New function.
5153 2007-01-17 Jan Hubicka <jh@suse.cz>
5155 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5157 2007-01-17 Eric Christopher <echristo@apple.com>
5159 * config.gcc: Support core2 processor.
5161 2007-01-16 Jan Hubicka <jh@suse.cz>
5163 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5164 the names, just unlink the chain so we don't crash on dangling pointers
5167 2007-01-16 Jan Hubicka <jh@suse.cz>
5169 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5170 * tree-pass.h: Reorder to make IPA passes appear toegher.
5171 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5172 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5173 parameters, do not call early inliner.
5174 * ipa-inline.c: Update comments. Include tree-flow.h
5175 (cgraph_decide_inlining): Do not compute inlining parameters.
5176 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5177 be called with function context set up.
5178 (pass_ipa_inline): Remove unreachable functions before pass.
5179 (cgraph_early_inlining): Simplify assuming to be called from the
5181 (pass_early_inline): New pass.
5182 (cgraph_gate_ipa_early_inlining): New gate.
5183 (pass_ipa_early_inline): Turn into simple wrapper.
5184 (compute_inline_parameters): New function.
5185 (gate_inline_passes): New gate.
5186 (pass_inline_parameters): New pass.
5187 (apply_inline): Move here from tree-optimize.c
5188 (pass_apply_inline): New pass.
5189 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5191 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5193 (tree_function_versioning): Do not allocate dummy struct function.
5194 * tree-inline.h (optimize_inline_calls): Update prototype.
5195 * tree-optimize.c (execute_fixup_cfg): Export.
5196 (pass_fixup_cfg): Remove
5197 (tree_rest_of_compilation): Do not apply inlines.
5198 * tree-flow.h (execute_fixup_cfg): Declare.
5199 * Makefile.in (gt-passes.c): New.
5200 * passes.c: Include gt-passes.h
5201 (init_optimization_passes): New passes.
5202 (nnodes, order): New static vars.
5203 (do_per_function_toporder): New function.
5204 (execute_one_pass): Dump current pass here.
5205 (execute_ipa_pass_list): Don't dump current pass here.
5207 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5209 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5210 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5212 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5214 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5215 (strong_alias): Define.
5216 (__gcc_qmul): Provide non-FMA for soft-float.
5222 (__gcc_qunord): New.
5232 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5233 soft-float functions.
5234 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5235 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5236 about long double soft float.
5238 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5239 Tehila Meyzels <tehila@il.ibm.com>
5241 * tree-vectorizer.h (is_pattern_stmt_p): New.
5242 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5243 formatting (tabs instead of spaces). Cleanup and clarify setting
5244 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5245 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5246 (vectorizable_type_demotion): Check that types are integral.
5247 (vectorizable_type_promotion): Likewise.
5248 (vectorizable_store): Fix typo. Eliminate new-line at end of
5251 2007-01-16 Jan Hubicka <jh@suse.cz>
5253 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5256 2007-01-15 Eric Christopher <echristo@apple.com>
5258 * ifcvt.c: Include vec.h, vecprim.h.
5259 (check_cond_move_block): New argument regs.
5260 Reorganize. Add registers used to regs.
5261 (cond_move_process_if_block): Use regs set above as
5264 2007-01-15 Eric Christopher <echristo@apple.com>
5266 * config/darwin.h: Update copyright.
5267 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5268 (LINK_COMMAND_SPEC): Add -u.
5269 (LINK_SPEC): Fix umbrella for above.
5271 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5273 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5276 2007-01-15 Tom Tromey <tromey@redhat.com>
5278 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5279 * doc/install.texi (Testing): Don't mention jacks.
5280 (Configuration): Document --enable-java-maintainer-mode. Move
5281 --with-java-home to libgcj-specific section. Document
5283 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5285 2007-01-15 Jan Hubicka <jh@suse.cz>
5287 * tree-ssa-dce.c (DCE_TODOs): New.
5288 (propagate_necessity): Return if something changed.
5289 (eliminate_unnecessary_stmts): Likewise.
5290 (perform_tree_ssa_dce): Return TODO flags when needed.
5291 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5293 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5296 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5297 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5298 patterns using X87MODEF12 mode macro. Extend operand 1
5299 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5300 (log10<mode>2): Ditto.
5301 (log2<mode>2): Ditto.
5302 (log1p<mode>2): Ditto.
5303 (logb<mode>2): Ditto.
5304 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5305 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5306 (*fxtractxf3_i387): Rename from *fxtractxf3.
5307 (fxtract_extend<mode>xf3_i387): New insn pattern.
5308 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5309 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5310 and gen_fyl2xxf3_i387().
5312 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5314 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5315 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5316 get_loop_exit_edges. Changed return type to bool.
5317 * cfgloop.h (fix_loop_placement): Declaration removed.
5319 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5321 * param.h (MIN_VECT_LOOP_BOUND): New.
5322 * params.def (MIN_VECT_LOOP_BOUND): New.
5323 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5324 argument - minimum threshold for number of iterations.
5325 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5326 argument to declaration.
5327 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5328 MIN_VECT_LOOP_BOUND.
5329 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5330 slpeel_tree_peel_loop_to_edge with additional argument.
5331 (vect_do_peeling_for_alignment): Likewise.
5332 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5334 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5337 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5340 2007-01-14 Jan Hubicka <jh@suse.cz>
5342 * tree-dfa.c (remove_referenced_var): New function.
5343 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5344 prune referenced vars list too.
5345 * tree-flow.h (remove_referenced_var): Declare.
5347 2007-01-14 Jan Hubicka <jh@suse.cz>
5349 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5351 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5352 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5353 * except.h (verify_eh_throw_table_statements): Kill prototype.
5354 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5355 into call exrepssions.
5356 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5358 * tree-cfg.c: Include pointer-set.h.
5359 (verify_node_sharing): Work on pointer set.
5360 (verify_eh_throw_stmt_node): New.
5361 (verify_stmts): Use pointers sets, verify throw_stmt.
5363 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5365 * ipa-reference.c (analyze_function): Consider also addresses taken
5368 2007-01-12 Roger Sayle <roger@eyesopen.com>
5370 * c-typeck.c (null_pointer_constant_p): Replace use of
5371 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5372 (build_c_cast): Likewise.
5374 2007-01-12 Roger Sayle <roger@eyesopen.com>
5376 * tree.h (force_fit_type_double): Remove unused final argument.
5377 * c-common.c (constant_expression_warning): Replace use of
5378 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5379 (convert_and_check): Likewise.
5380 (shorten_compare): Update call to force_fit_type_double.
5381 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5382 * convert.c (convert_to_pointer): Update call to
5383 force_fit_type_double.
5384 * fold-const.c (force_fit_type_double): Remove overflowed_const
5386 (int_const_binop, fold_convert_const_int_from_int,
5387 fold_convert_const_int_from_real, fold_div_compare,
5388 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5389 fold_abs_const, fold_not_const): Remove the final argument from
5390 calls to force_fit_type_double.
5392 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5394 * configure.ac: Set insn to "nop" for spu-*-* also.
5395 * configure: Regenerate.
5397 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5399 * builtins.def : Add BUILT_IN_FREE.
5401 2007-01-12 Jan Hubicka <jh@suse.cz>
5403 PR tree-optimization/30443
5404 * tree-inline.c (tree_function_versioning): Do not optimize when
5405 cloning for inlining.
5407 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5409 * doc/loop.texi: Document recording of loop exits.
5410 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5411 (update_single_exits_after_duplication,
5412 update_single_exit_for_duplicated_loop,
5413 update_single_exit_for_duplicated_loops): Removed.
5414 (duplicate_loop_to_header_edge): Do not call
5415 update_single_exits_after_duplication and
5416 update_single_exit_for_duplicated_loops.
5417 (loop_version): Do not update single_exit information.
5418 (fix_loop_structure): Use record_loop_exits instead of
5419 mark_single_exit_loops.
5420 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5421 the lists of loop exits.
5422 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5423 split_edge, merge_blocks): Update the lists of loop exits.
5424 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5425 loop_optimizer_init.
5426 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5427 of mark_single_exit_loops.
5428 (loop_optimizer_finalize): Call release_recorded_exits.
5429 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5430 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5431 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5432 update single exit information.
5433 * lambda-code.c (perfect_nestify): Ditto.
5434 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5435 (mark_single_exit_loops): Removed.
5436 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5437 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5438 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5440 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5441 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5442 (verify_loop_structure): Verify consistency of the exit lists.
5443 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5444 (set_single_exit): Removed.
5445 * cfgloop.h (struct loop_exit): New function.
5446 (struct loop): single_exit_ field replaced by exits field.
5447 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5448 (struct loops): Added exits hash.
5449 (mark_single_exit_loops, set_single_exit): Declaration removed.
5450 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5452 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5454 * doc/invoke.texi: Avoid use of @headitem.
5456 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5458 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5460 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5462 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5465 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5466 Richard Sandiford <richard@codesourcery.com>
5468 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5469 * config/m68k/m68k.opt: Resort options.
5470 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5472 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5473 Richard Sandiford <richard@codesourcery.com>
5475 * doc/invoke.texi: Document the macros that are defined by
5476 m68k's -mtune and -mhard-float options.
5477 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5478 (m68k_cpp_cpu_family): Likewise.
5479 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5480 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5481 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5482 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5483 (m68k_cpp_cpu_family): Likewise.
5485 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5487 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5488 macros besides mc68000 as tuning macros. Use a switch statement
5489 to set them and mcpu32.
5491 2007-01-12 Julian Brown <julian@codesourcery.com>
5493 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5494 (TARGET_68040_ONLY): Rename to...
5495 (TARGET_68040): ...this.
5496 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5497 * config/m68k/m68k.md: Likewise.
5499 2007-01-12 Julian Brown <julian@codesourcery.com>
5500 Nathan Sidwell <nathan@codesourcery.com>
5501 Richard Sandiford <richard@codesourcery.com>
5503 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5504 the -mcpu= argument associated with the --with-cpu setting.
5505 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5506 if different from the one implied by the -mcpu setting.
5507 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5508 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5509 * doc/invoke.texi: Mention ColdFire in the introduction to the
5510 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5511 -mno-div and -mhard-float options. Make -m68881 a synonym for
5512 -mhard-float. Document the previously-undocumented -m5206e,
5513 -m528x, -m5307 and -m5407 options. Tweak the existing option
5514 documentation for consistency.
5515 * doc/install.texi: Mention new --with-cpu arguments.
5516 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5517 default CPU if neither -mcpu nor -march are specified.
5518 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5519 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5520 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5521 using m68k_tune to decide between families that implement the
5522 same ISA. Use m68k_tune to set __mcfv4e__.
5523 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5524 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5525 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5526 (FL_ISA_C, FL_ISA_MMU): New macros.
5527 (MASK_COLDFIRE): Delete.
5528 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5529 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5530 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5531 (TARGET_HARD_FLOAT): Do not define here.
5532 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5533 (TUNE_68000): New macro.
5534 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5535 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5536 (TUNE_CFV2): Redefine in terms of m68k_tune.
5537 (uarch_type, target_device, fpu_type): New enums.
5538 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5539 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5540 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5541 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5542 (FL_FOR_isa_c): New macros.
5543 (m68k_isa): New enum.
5544 (m68k_target_selection): New structure.
5545 (all_devices, all_isas, all_microarchs): New tables.
5546 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5547 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5548 (MASK_ALL_CPU_BITS): Delete.
5549 (m68k_find_selection): New function.
5550 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5551 Map the legacy target options to a combination of the new ones.
5552 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5553 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5554 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5556 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5557 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5559 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5560 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5561 * config/m68k/m68k-devices.def: New file.
5563 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5564 Nathan Sidwell <nathan@codesourcery.com>
5566 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5567 (SUBTARGET_EXTRA_SPECS): New macros.
5568 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5569 use %(asm_cpu_spec) instead.
5570 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5571 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5572 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5573 (EXTRA_SPECS): Rename to...
5574 (SUBTARGET_EXTRA_SPECS): ...this.
5576 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5577 Richard Sandiford <richard@codesourcery.com>
5578 Julian Brown <julian@codesourcery.com>
5580 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5581 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5582 to the configuration's default CPU.
5583 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5584 Remove default masks.
5585 (m680[012]0-*-*): Set the default with_cpu to the first part of
5587 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5588 (m68k*-*-linux): Extend the --with-cpu handling to...
5589 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5590 and m68010. Don't set target_cpu_default2.
5591 * doc/install.texi: Document --with-cpu for m68k.
5592 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5593 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5594 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5595 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5596 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5597 (ASM_SPEC): Remove use of %(asm_cpu_default).
5598 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5599 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5600 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5601 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5602 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5603 (TARGET_DEFAULT): Delete.
5604 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5605 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5606 (CPP_CPU_SPEC): Delete.
5607 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5608 the appropriate string.
5609 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5610 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5611 (ASM_SPEC): Don't use %(asm_default_spec).
5612 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5613 TARGET_DEFAULT and add MASK_68881.
5614 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5616 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5618 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5619 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5620 MASK_68010 alongside MASK_68020.
5621 * doc/invoke.texi: Document -m68010.
5622 * config/m68k/m68k.opt (m68010): New.
5623 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5625 (TUNE_68010): New macro.
5626 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5627 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5628 (M68K_CPU_m68332): Add MASK_68010.
5629 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5630 fallback definition.
5631 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5633 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5634 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5635 to all entries that use MASK_68020.
5636 (output_move_simode_const, output_move_himode, output_move_qimode)
5637 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5638 instead of TARGET_68020 to select clr behavior. Remove comment
5639 about there being no TARGET_68010.
5640 * config/m68k/m68k.md: Likewise throughout.
5642 2007-01-12 Julian Brown <julian@codesourcery.com>
5644 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5645 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5646 * config/m68k/m68k.md: Likewise.
5648 2007-01-12 Julian Brown <julian@codesourcery.com>
5650 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5651 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5653 2007-01-12 Julian Brown <julian@codesourcery.com>
5655 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5656 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5657 * config/m68k/m68k.md: Likewise.
5659 2007-01-12 Julian Brown <julian@codesourcery.com>
5660 Richard Sandiford <richard@codesourcery.com>
5662 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5663 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5664 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5666 (TARGET_CPU32): Rename to...
5667 (TUNE_CPU32): ...this.
5668 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5669 (TUNE_CFV2): New macros.
5670 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5671 remove conditions that are implied by TARGET_68020.
5672 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5673 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5674 (m68k_output_function_epilogue): Likewise.
5675 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5676 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5677 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5678 non-68000 timings. Refactor multiplication and division costs.
5679 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5680 TUNE_CPU32 instead of TARGET_CPU32.
5681 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5682 and TUNE_68060 instead of TARGET_68060.
5683 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5684 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5686 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5687 && !TARGET_COLDFIRE" to choose between moveq and clr.
5688 Likewise in the unnamed movsf pattern.
5689 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5690 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5693 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5695 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5696 of tabbing before backslashes.
5698 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5700 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5701 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5702 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5704 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5706 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5707 find_interesting_uses_cond.
5708 (find_interesting_uses_cond): Use extract_cond_operands.
5709 (rewrite_use_compare): Use extract_cond_operands and
5710 force_gimple_operand_bsi. Do not call update_stmt.
5711 (determine_use_iv_cost_condition): Use extract_cond_operands.
5712 Return cheaper of using original bound and changing the exit bound.
5714 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5716 PR tree-optimization/29516
5717 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5718 most_expensive_mult_to_index, addr_to_parts,
5719 create_mem_ref, maybe_fold_tmr): Make the type of
5720 fields of TARGET_MEM_REF sizetype.
5721 (move_fixed_address_to_symbol, move_pointer_to_base):
5723 * tree.def (TARGET_MEM_REF): Add comment on types of
5726 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5728 * c-common.c (vector_types_convertible_p): Treat opaque types as
5729 always convertible if they have the same size, but not otherwise.
5731 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5733 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5734 Remove the b_unconditional field.
5735 (noce_try_sign_mask): Do not look at b_unconditional.
5736 (noce_process_if_block): Do not use merge_if_blocks. Update
5737 the CFG here. Do not set b_unconditional.
5738 (cond_move_process_if_block): Likewise.
5739 (find_cond_trap): Likewise.
5740 (check_cond_move_block): Require simple jump insns at the end
5743 2007-01-11 Jan Hubicka <jh@suse.cz>
5745 PR tree-optimization/1046
5746 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5747 when alias info is not ready.
5748 (pass_tail_recursion): Do not require aliasing.
5749 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5750 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5751 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5752 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5753 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5754 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5755 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5757 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5758 When aliasing is not build, mark statement as volatile.
5760 2007-01-11 Tom Tromey <tromey@redhat.com>
5762 PR preprocessor/15185, PR preprocessor/20989:
5763 * doc/cppopts.texi <-MT>: Update description of algorithm for
5764 computing default target.
5765 <-M, -MD>: Reword "basename" text.
5767 2007-01-11 Roger Sayle <roger@eyesopen.com>
5769 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5770 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5771 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5772 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5773 fold_builtin_bswap, real_constp, fold_builtin_pow,
5774 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5775 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5776 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5777 * convert.c (convert_to_pointer): Likewise.
5778 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5779 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5780 const_binop, fold_convert_const_int_from_int,
5781 fold_convert_const_int_from_real,
5782 fold_convert_const_real_from_real, sign_bit_p,
5783 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5784 fold_sign_changed_comparison, fold_unary, fold_comparison,
5785 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5786 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5787 * print-tree.c (print_node_brief, print_node): Likewise.
5788 * stor-layout.c (place_field, layout_type): Likewise.
5789 * tree-chrec.c (keep_cast): Likewise.
5790 * tree.c (build_vector, build_real, build_real_from_int_cst,
5791 build_complex): Likewise.
5793 2007-01-11 Roger Sayle <roger@eyesopen.com>
5795 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5796 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5798 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5800 * configure.ac (strict1_warn): Rename to strict_warn.
5801 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5802 cc_set_by_configure, quoted_cc_set_by_configure,
5803 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5804 all_boot_languages, all_stagestuff): Remove.
5805 (target_list): Remove bootstrap targets.
5806 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5807 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5808 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5809 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5810 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5811 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5812 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5813 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5814 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5815 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5816 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5817 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5818 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5819 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5820 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5821 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5822 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5823 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5824 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5825 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5826 (mostlyclean): Adjust.
5827 (clean, distclean): Don't mention bootstrap stuff.
5828 * configure: Regenerate.
5829 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5830 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5831 treelang/config-lang.in (stagestuff): Remove.
5832 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5833 stageprofile, stagefeedback, stagestuff): Remove mention.
5835 2007-01-11 Nick Clifton <nickc@redhat.com>
5837 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5839 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5840 (mcore_arith_K_S_operand): Run the test for the S constraint not
5841 the test for the M constraint.
5842 (mcore_addsub_operand): Do not accept integer values that are
5843 larger than 32 bits.
5844 * config/mcore/mcore.md: Remove unused constraints from split.
5845 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5847 (allocate_stack): Likewise.
5848 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5849 operands to 32 bits.
5850 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5852 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5853 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5854 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5855 mcore_output_bclri, mcore_output_andn, output_inline_const,
5856 mcore_output_move, mcore_output_movedouble): Likewise.
5857 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5858 (output_inline_const): Likewise.
5859 (output_inline_const): Fix format strings used in sprintf
5861 * config/mcore/mcore-protos.h: Update prototypes for changed
5862 functions in mcore.c.
5863 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5864 HOST_WIDE_INT and not int.
5865 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5866 CONST_OK_FOR_N): Likewise.
5867 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5868 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5871 2007-01-10 Jan Hubicka <jh@suse.cz>
5873 * tree-vrp.c (remove_range_assertions): Release defs.
5874 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5875 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5877 2007-01-10 Paul Brook <paul@codesourcery.com>
5879 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5880 * config/arm/arm.md (mulsi3subsi): New insn.
5882 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5884 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5885 (tree_transform_and_unroll_loop): New.
5886 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5889 2007-01-10 Robert Kennedy <jimbob@google.com>
5891 * fold-const.c (fold_comparison): Fold comparisons like (x *
5892 1000 < 0) to (x < 0).
5894 2007-01-10 Ian Lance Taylor <iant@google.com>
5896 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5897 operands have the same priority.
5899 2007-01-10 Tom Tromey <tromey@redhat.com>
5901 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5902 (fold_binary): Likewise.
5903 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5904 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5905 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5906 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5907 * langhooks.h (struct lang_hooks): Removed field
5908 'can_use_bit_fields_p'.
5910 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5912 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5914 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5916 * function.c (get_last_funcdef_no): New function.
5917 * function.h (get_last_funcdef_no): Declare.
5918 * tree-inline.c (initialize_cfun): Add initialization.
5919 (tree_function_versioning): Cleanup.
5921 2007-01-10 Jan Hubicka <jh@suse.cz>
5923 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5926 2007-01-10 Sa Liu <saliu@de.ibm.com>
5927 Ben Elliston <bje@au.ibm.com>
5929 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5930 for SAVE_NONLOCAL and Pmode for any other save level.
5931 * spu-protos.h (spu_restore_stack_block): Declare.
5932 * spu.md (save_stack_block): Remove.
5933 (restore_stack_block): Call spu_restore_stack_block.
5934 * spu.c (spu_restore_stack_block): New function.
5935 (spu_expand_epilogue): Remove old comment.
5937 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5939 PR tree-optimization/30322
5940 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5941 (cand_value_at): Return the value as aff_tree.
5942 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5943 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5944 aff_combination_mult): New functions.
5945 (aff_combination_add): Use aff_combination_add_cst.
5946 (aff_combination_convert): Allow conversions to a wider type.
5947 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5948 * tree-affine.h (aff_combination_mult): Declare.
5950 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5952 * doc/tm.texi: Update documentation to reflect reality of exec
5953 and start file search behaviours. Update copyright year.
5954 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5955 header file directories.
5957 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5959 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5960 (*cosxf2): Rename to cosxf2_i387.
5961 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5962 using X87MODEF12 mode macro. Rename patterns to
5963 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5965 (*cosdf2, *cossf2): Ditto.
5966 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5967 to match extended input operands.
5968 (sincos<mode>3): New expander.
5969 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5970 insn patterns and corresponding splitters.
5972 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5974 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5975 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5977 2007-01-09 Nicolas Pitre <nico@cam.org>
5980 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5982 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5984 * target.h (struct gcc_target): New field library_rtti_comdat.
5985 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5986 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5987 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5988 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5990 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5992 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5994 2007-01-08 Richard Guenther <rguenther@suse.de>
5996 * tree.h (force_fit_type_double): Export.
5997 (force_fit_type): Remove.
5998 * fold-const.c (force_fit_type_double): New function.
5999 (force_fit_type): Remove.
6000 (int_const_binop): Use it.
6001 (fold_convert_const_int_from_int): Likewise.
6002 (fold_convert_const_int_from_real): Likewise.
6003 (fold_div_compare): Likewise.
6004 (fold_sign_changed_comparison): Likewise.
6005 (fold_unary): Likewise.
6006 (fold_negate_const): Likewise.
6007 (fold_abs_const): Likewise.
6008 (fold_not_const): Likewise.
6009 * c-common.c (shorten_compare): Use force_fit_type_double.
6010 * convert.c (convert_to_pointer): Likewise.
6012 2007-01-08 Richard Guenther <rguenther@suse.de>
6014 * tree.h (build_int_cst_wide_type): Export.
6015 * tree.c (build_int_cst_wide_type): New function.
6016 (build_int_cst_wide): Fix comment.
6017 * builtins.c (fold_builtin_object_size): Use build_int_cst
6018 to build -1 or 0 of the correct type. Use fit_double_type
6019 to check for overflow.
6020 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6022 (decode_field_reference): Likewise.
6023 (all_ones_mask_p): Likewise.
6024 (native_interpret_int): Use build_int_cst_wide_type.
6025 (fold_binary): Use build_int_cst_type to build an all-ones
6027 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6029 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6031 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6033 2007-01-09 Ben Elliston <bje@au.ibm.com>
6035 * genautomata.c (STATS_OPTION): New option.
6036 (stats_flag): New flag.
6037 (gen_automata_option): Handle it.
6038 (initiate_automaton_gen): Ditto.
6039 (write_automata): Output statistics only if stats_flag is
6040 set. Likewise, output time statistics only if time_flag is set.
6041 * doc/md.texi (Processor pipeline description): Document new flag.
6043 2007-01-08 Richard Guenther <rguenther@suse.de>
6045 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6046 * tree.c (build_int_cst_type): Likewise.
6047 (size_in_bytes): Don't call force_fit_type on the result.
6048 (int_fits_type_p): Use fit_double_type.
6049 * fold-const.c (fit_double_type): New function.
6050 (force_fit_type): Use it.
6051 * tree.h (fit_double_type): Export.
6053 2007-01-08 Jan Hubicka <jh@suse.cz>
6055 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6056 * ipa.c (function_and_variable_visibility): Fix return type.
6058 2007-01-08 Richard Guenther <rguenther@suse.de>
6060 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6061 of offset to build the index.
6062 * tree-pretty-print.c (dump_generic_node): Don't build negated
6063 const just for printing.
6064 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6065 * builtins.c (fold_builtin_int_roundingfn): Check if result
6066 fits the type by using force_fit_type and comparing the result.
6067 * predict.c (predict_loops): Use compare_tree_int for comparison.
6068 * tree.c (build_int_cst): Fall back to integer_type_node for
6070 (build_int_cst_wide): Assert type is non-null.
6072 2007-01-08 Roberto Costa <roberto.costa@st.com>
6074 * tree-vrp.c (extract_range_from_cond_expr): New.
6075 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6076 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6078 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6079 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6080 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6081 used as expressions.
6082 * tree-object-size.c (cond_expr_object_size): New.
6083 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6085 2007-01-08 Jan Hubicka <jh@suse.cz>
6087 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6088 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6091 2007-01-08 Richard Guenther <rguenther@suse.de>
6093 PR tree-optimization/23603
6094 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6095 (extract_range_from_binary): Fall back to truthvalue instead of
6096 varying for TRUTH_*_EXPR.
6097 (extract_range_from_comparison): Fall back to truthvalue instead of
6099 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6100 if all visited PHI values were constant.
6102 2007-01-08 Jan Hubicka <jh@suse.cz>
6104 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6105 (cgraph_analyze_function): break out from ...
6106 (cgraph_finalize_compilation_unit): ... here.
6107 (cgraph_expand_function): Remove forgoten commented out line.
6108 (cgraph_optimize): Analyze functions.
6110 2007-01-08 Jan Hubicka <jh@suse.cz>
6112 * tree-pas.h (TODO_remove_function): New flag.
6113 (TODO_update*): Renumber.
6114 (pass_ipa_increase_alignment,
6115 pass_ipa_function_and_variable_visibility): New passes.
6116 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6117 (cgraph_function_and_variable_visibility): Move to ipa.c
6118 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6119 cgraph_increase_alignment.
6120 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6121 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6122 calling tree-inline.
6123 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6124 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6125 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6126 (gate_increase_alignment): New function.
6127 (pass_ipa_increase_alignment): New pass.
6128 * ipa.c: Inline tree-pass.h and timevar.h
6129 (function_and_variable_visibility): Move here from cgraphunit.c
6130 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6131 * passes.c (init_optimization_passes): Add the two new passes.
6132 (execute_todo): Handle cgraph_remove_functions.
6134 2007-01-08 Nick Clifton <nickc@redhat.com>
6136 * config/frv/predicates.md (reg_or_0_operand): Accept
6139 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6141 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6142 * config.gcc: Add bfin*-rtems*.
6144 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6146 * c.opt: Add -flax-vector-conversions.
6147 * c-typeck.c (convert_for_assignment): Pass flag to
6148 vector_types_convertible_p to allow emission of note.
6149 (digest_init): Likewise.
6150 * c-opts.c: Handle -flax-vector-conversions.
6151 * c-common.c (flag_lax_vector_conversions): New.
6152 (vector_types_convertible_p): Unless -flax-vector conversions
6153 has been passed, disallow conversions between vectors with
6154 differing numbers of subparts and/or element types. If such
6155 a conversion is disallowed, possibly emit a note on the first
6156 occasion only to inform the user of -flax-vector-conversions.
6157 The new last argument specifies this.
6158 * c-common.h (flag_lax_vector_conversions): New.
6159 (vector_types_convertible_p): Add extra argument.
6160 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6161 char_type_node for V*QI type vectors.
6162 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6163 Update to satisfy new typechecking rules.
6164 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6166 * doc/invoke.texi (C Dialect Options): Document
6167 -flax-vector-conversions.
6169 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6171 PR tree-optimization/29877
6172 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6173 a register variable on the RHS to not be replaceable.
6175 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6176 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6177 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6178 const_simm15, const_pow2, const_npow2): Added.
6179 * config/score/misc.md (insv, extv, extzv, movmemsi,
6180 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6181 * config/score/score.c (score_address_cost, score_select_cc_mode):
6183 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6184 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6185 Update score_print_operand.
6186 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6187 Adjust register allocate order and update some macro define.
6188 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6189 mdx_block_move_straight, mdx_block_move_loop_head,
6190 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6191 mdx_block_move): Added.
6192 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6193 mdp_limm): Updated and fix some bug and typo.
6194 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6195 (movsf, movdf, doloop_end): Added.
6197 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6199 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6200 config/arm/thumb2.md: Fix comment typos.
6201 * doc/extend.texi: Fix a typo.
6203 2007-01-07 Eric Christopher <echristo@apple.com>
6205 * configure.ac: Check for __stack_chk_fail for darwin.
6206 * configure: Regenerate.
6208 2007-01-07 Richard Guenther <rguenther@suse.de>
6210 * tree-vrp.c (extract_range_from_assert): CSE calls to
6211 compare_values where possible.
6212 (extract_range_from_unary_expr): Likewise.
6214 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6216 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6217 * config/avr/avr.c (call_insn_operand): Delete function.
6218 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6219 instead of register number. Use predicates.
6220 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6221 call_insn_operand): Add.
6223 2007-01-06 Jan Hubicka <jh@suse.cz>
6225 * tree-pass.h (pass_build_cgraph_edges): Declare.
6226 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6227 (visited_nodes): Remove.
6228 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6229 build_cgrpah_edges; make visited_nodes local.
6230 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6231 (record_references_in_initializer): Move to cgraphbuild.c
6232 (initialize_inline_failed, rebuild_cgraph_edges,
6233 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6234 (verify_cgraph_node): Make visited_nodes local.
6235 (cgraph_analyze_function): Do not call cgraph_create_edges and
6236 initialize_inline_failed.
6237 (cgraph_expand_function): Do not call cgraph_lower_function;
6238 assert that function is already lowered.
6239 * Makefile.in (cgraphbuild.o): New.
6240 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6241 at the end of lowering passes.
6243 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6245 * ifcvt.c (cond_move_convert_if_block): New function, code
6246 factored out from...
6247 (cond_move_process_if_block): ...here. Call the new function
6248 on the THEN and ELSE blocks.
6249 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6250 already takes care of this.
6252 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6255 * tree.h (TREE_OVERFLOW_P): New.
6256 * c-typeck.c (parser_build_unary_op): Warn only if result
6257 overflowed and operands did not.
6258 (parser_build_binary_op): Likewise.
6259 (convert_for_assignment): Remove redundant overflow_warning.
6260 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6262 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6264 * c-typeck.c (store_init_value): Split over two lines to follow
6265 the GNU coding style.
6267 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6269 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6270 __GXX_EXPERIMENTAL_CXX0X__.
6271 * doc/cpp.texi: Same.
6273 2007-01-05 Richard Guenther <rguenther@suse.de>
6276 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6277 with mismatched types. Instead explicitly build a
6278 conversion NOP_EXPR.
6280 2007-01-05 Ian Lance Taylor <iant@google.com>
6282 * c-common.c (decl_with_nonnull_addr_p): New function.
6283 (c_common_truthvalue_conversion): Call it.
6284 * c-typeck.c (build_binary_op): Likewise.
6285 * c-common.h (decl_with_nonnull_addr_p): Declare.
6287 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6290 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6293 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6295 * doc/install.texi (Final install): Document the fact that
6296 the GNAT runtime should not be stripped.
6298 2007-01-04 Jan Hubicka <jh@suse.cz>
6300 * tree-inline.c (fold_marked_statements): Update operand caches
6301 and EH after folding
6303 2007-01-04 Ian Lance Taylor <iant@google.com>
6305 * c-common.c (check_function_nonnull): Whitespace fix.
6307 2007-01-04 Jan Hubicka <jh@suse.cz>
6309 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6310 comitted older version of patch.
6311 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6312 function, celanup cfg and collect garbage.
6314 2007-01-04 Mike Stump <mrs@apple.com>
6316 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6319 2007-01-04 Eric Christopher <echristo@apple.com>
6321 * libgcc2.c (__bswapsi2): Use SItype.
6322 (__bswapdi2): Use DItype.
6323 * libgcc2.h: Update for above.
6325 2007-01-04 Paul Brook <paul@codesourcery.com>
6327 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6328 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6329 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6330 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6331 umulsi3_highpart): Make conditional on !arm_arch6.
6332 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6333 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6334 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6335 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6336 umulsi3_highpart_v6): New insns.
6338 2007-01-04 Roger Sayle <roger@eyesopen.com>
6340 * fold-const.c (fold_convert): When casting an expression to void,
6341 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6342 have a type. Instead of attempting to build a NOP_EXPR, return
6343 these "special" trees directly.
6345 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6347 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6348 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6349 rs6000_cost->fp not 0 as adjustment for outer NEG.
6351 2007-01-04 Jan Hubicka <jh@suse.cz>
6353 * cgraph.c (cgraph_release_function_body): New function.
6354 (cgraph_remove_node): Use it.
6355 * cgraph.h (cgraph_release_function_body): Declare.
6356 * cgraphunit.c (cgraph_expand_function): Use it.
6357 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6358 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6359 is initialized and while compilation of other function is running.
6360 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6361 statement CFG annotations from here to ...
6362 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6364 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6366 * cfgloop.h (enum li_flags): Make the constants powers of two.
6368 2007-01-04 Jan Hubicka <jh@suse.cz>
6370 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6372 (fold_marked_statements): New function.
6373 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6374 * tree-inline.h (copy_body_data): Add statements_to_fold.
6376 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6378 * config.gcc: Mention libgcc/config.host.
6379 * Makefile.in: Update comments mentioning libgcc.
6380 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6381 (all.cross, start.encap, rest.encap, rest.cross): Update
6382 dependencies for libgcc move.
6383 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6384 (clean-target, clean-target-libgcc): Delete.
6385 (srcdirify, GCC_EXTRA_PARTS): New macros.
6386 (libgcc-support, libgcc.mvars): New rules.
6387 (distclean): Remove mention of mklibgcc.
6388 (install): Don't reference INSTALL_LIBGCC.
6389 (install-common): Don't reference EXTRA_PARTS.
6390 (install-libgcc, install-multilib): Delete rules.
6391 * mklibgcc.in: Delete file.
6392 * doc/configfiles.texi: Don't mention mklibgcc.
6394 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6395 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6396 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6397 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6398 (mklibgcc, ldblspecs): Likewise.
6400 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6401 (posixpre.def): Use $(T).
6402 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6403 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6404 (SHLIB_LINK): Make dummy.
6405 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6407 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6409 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6410 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6411 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6412 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6414 * configure.ac (all_outputs): Remove mklibgcc.
6415 * configure: Regenerated.
6417 2007-01-03 Josh Conner <jconner@apple.com>
6420 * calls.c (compute_argument_addresses): Set stack and stack_slot
6421 for partial args, too.
6422 (store_one_arg): Use locate.size.constant for the size when
6423 generating a save_area.
6425 2007-01-03 Robert Kennedy <jimbob@google.com>
6427 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6428 whose definitions are deleted due to basic block merging.
6430 2007-01-03 Paul Brook <paul@codesourcery.com>
6433 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6435 (use_return_insn): Return 0 for Thumb interrupt functions.
6436 (print_multi_reg): Add rfe argument for IRQ returns.
6437 (arm_output_epilogue): Pop interrupt return address directly into PC.
6438 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6440 2007-01-03 Paul Brook <paul@codesourcery.com>
6442 Merge from sourcerygxx-4_1.
6443 * config/arm/thumb2.md: New file.
6444 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6446 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6447 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6448 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6449 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6451 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6452 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6454 * config/arm/ieee754-sf.S: Ditto.
6455 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6456 (thumb1_base_register_rtx_p): ... to this.
6457 (thumb_index_register_rtx_p): Rename...
6458 (thumb1_index_register_rtx_p): ... to this.
6459 (thumb_output_function_prologue): Rename...
6460 (thumb1_output_function_prologue): ... to this.
6461 (thumb_legitimate_address_p): Rename...
6462 (thumb1_legitimate_address_p): ... to this.
6463 (thumb_rtx_costs): Rename...
6464 (thumb1_rtx_costs): ... to this.
6465 (thumb_compute_save_reg_mask): Rename...
6466 (thumb1_compute_save_reg_mask): ... to this.
6467 (thumb_final_prescan_insn): Rename...
6468 (thumb1_final_prescan_insn): ... to this.
6469 (thumb_expand_epilogue): Rename...
6470 (thumb1_expand_epilogue): ... to this.
6471 (arm_unwind_emit_stm): Rename...
6472 (arm_unwind_emit_sequence): ... to this.
6473 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6474 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6475 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6476 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6477 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6478 thumb2_output_casesi): New functions.
6479 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6480 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6481 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6482 THUMB2_WORK_REGS): Define.
6483 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6484 arm_condexec_mask, arm_condexec_masklen)): New variables.
6485 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6486 (arm_override_options): Check new CPU capabilities.
6487 Set new architecture flag variables.
6488 (arm_isr_value): Handle v7m interrupt functions.
6489 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6491 (const_ok_for_arm): Handle Thumb-2 constants.
6492 (arm_gen_constant): Ditto. Use movw when available.
6493 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6495 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6496 (thumb_find_work_register, arm_load_pic_register,
6497 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6498 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6499 print_multi_reg, output_mov_long_double_fpa_from_arm,
6500 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6501 output_mov_double_fpa_from_arm, output_move_double,
6502 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6503 output_return_instruction, arm_output_function_prologue,
6504 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6505 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6506 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6507 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6508 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6509 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6511 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6512 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6513 (arm_file_start): Output directive for unified syntax.
6514 (arm_unwind_emit_set): Handle stack alignment instruction.
6515 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6516 Add v6t2, v7, v7a, v7r and v7m.
6517 (RETLDM): Add Thumb-2 code.
6518 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6519 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6520 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6521 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6522 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6523 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6524 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6525 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6526 ADJUST_INSN_LENGTH): Define.
6527 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6528 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6529 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6530 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6531 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6532 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6533 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6534 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6535 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6536 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6537 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6538 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6539 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6540 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6541 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6542 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6543 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6545 * config/arm/arm-tune.md: Regenerate.
6546 * config/arm/arm-protos.h: Update prototypes.
6547 * config/arm/vfp.md: Enable patterns for Thumb-2.
6548 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6549 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6550 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6551 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6552 * config/arm/libunwind.S: Add Thumb-2 code.
6553 * config/arm/constraints.md: Update include Thumb-2.
6554 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6555 * config/arm/ieee754-df.S: Ditto.
6556 * config/arm/bpabi.S: Ditto.
6557 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6558 * config/arm/predicates.md (low_register_operand,
6559 low_reg_or_int_operand, thumb_16bit_operator): New.
6560 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6561 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6562 * config/arm/t-arm-elf: Add armv7 multilib.
6563 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6565 (UNSPEC_STACK_ALIGN, ce_count): New.
6566 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6567 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6569 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6570 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6571 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6572 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6573 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6574 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6576 * doc/extend.texi: Document ARMv7-M interrupt functions.
6577 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6579 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6581 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6582 (struct _Unwind_Context): Rename args_size to flags, remove
6583 signal_frame field, add a new args_size field and version field.
6584 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6585 _Unwind_IsExtendedContext): New inline functions.
6586 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6587 Assume by_value array is only present if _Unwind_IsExtendedContext.
6588 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6589 _Unwind_IsSignalFrame.
6590 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6591 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6592 (uw_init_context_1): Initialize context->flags to
6593 EXTENDED_CONTEXT_BIT.
6594 * config/rs6000/linux-unwind.h (frob_update_context): Use
6595 _Unwind_SetSignalFrame.
6597 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6600 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6601 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6604 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6606 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6607 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6608 RET, AT_SP): Remove.
6609 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6612 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6613 * cfgbuild.c (find_basic_blocks): Likewise.
6614 * cfgrtl.c (rtl_create_basic_block): Likewise.
6615 * function.c (temp_slots_at_level): Likewise.
6616 * reg-stack.c (stack_regs_mentioned): Likewise.
6617 * regclass.c (allocate_reg_info): Likewise.
6618 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6619 set_bb_for_stmt, move_block_to_fn): Likewise.
6620 * tree-complex.c (tree_lower_complex): Likewise.
6621 * vec.h (VEC_safe_grow_cleared): New.
6623 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6625 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6627 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6628 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6630 * cfgloopmanip.c (scale_loop_frequencies): Export.
6631 (loopify): Scale the frequencies by prescribed coefficients.
6632 (set_zero_probability): New function.
6633 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6634 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6635 and frequencies according to arguments.
6636 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6638 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6639 * modulo-sched.c (sms_schedule): Set probabilities for entering
6640 versioned loop correctly.
6641 * tree-vect-transform.c (vect_transform_loop): Ditto.
6642 * cfgloop.h (loopify, loop_version): Declaration changed.
6643 (scale_loop_frequencies): Declared.
6645 2007-01-02 Jan Hubicka <jh@suse.cz>
6647 * cgraph.c: Include tree-flow.h
6648 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6650 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6651 * tree-pass.h (pass_all_early_optimizations): Declare.
6652 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6654 (cgraph_analyze_function): Do early_local_passes.
6655 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6656 Do not add referenced vars.
6657 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6659 (gate_all_early_local_passes): New gate.
6660 (pass_early_local_passes): Use new gate.
6661 (execute_early_local_optimizations): New functions.
6662 (gate_all_early_optimizations): New gate.
6663 (pass_all_early_optimizations): New pass.
6664 (execute_free_datastructures): Free SSA only when initialized.
6665 (gate_init_datastructures): Init only when optimizing.
6666 (tree_lowering_passes): Do early local passes when called late.
6667 * tree-profile.c (do_tree_profiling): Don't profile functions added
6669 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6670 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6672 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6673 during early_local_passes.
6674 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6677 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6679 * Makefile.in: Update copyright year.
6681 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6683 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6684 in $(lang_checks) and check-consistency targets.
6686 2007-01-02 Jan Hubicka <jh@suse.cz>
6688 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6689 Do not add referenced vars.
6690 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6692 * passes.c (init_optimization_passes): Put mudflap_2 after
6693 free_datastructures.
6695 2007-01-02 Jan Hubicka <jh@suse.cz>
6697 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6698 Set NOTHROW flag on call statements proved to be nothrow.
6699 Update statement of local calls so new pure/const functions are
6700 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6702 (tree_rest_of_compilation): Register hooks and initialize bitmap
6703 early. Do not set after_inlining flag.
6705 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6707 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6708 HOST_BITS_PER_LONGLONG
6710 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6713 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6714 warning for non-static initializers.
6716 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6718 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6719 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6720 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6721 Always use set_unique_reg_note to add REG_EQUAL notes.
6723 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6726 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6728 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6729 * cfgbuild.c (find_basic_blocks): Likewise.
6730 * cfgrtl.c (rtl_create_basic_block): Likewise.
6731 * function.c (temp_slots_at_level): Likewise.
6732 * reg-stack.c (stack_regs_mentioned): Likewise.
6733 * regclass.c (allocate_reg_info): Likewise.
6734 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6735 set_bb_for_stmt, move_block_to_fn): Likewise.
6736 * tree-complex.c (tree_lower_complex): Likewise.
6737 * vec.h (VEC_safe_grow_cleared): New.
6739 2007-01-02 Ian Lance Taylor <iant@google.com>
6741 * c-common.c (c_common_truthvalue_conversion): When warning about
6742 using an assignment as a truth value, set TREE_NO_WARNING.
6744 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6747 * c.opt (Wold-style-declaration): New.
6748 * doc/invoke.texi (C-only Warning Options): New.
6749 (Wold-style-declaration): Document it.
6750 (Wextra): Enabled by -Wextra.
6751 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6752 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6753 -Wold-style-declaration.
6755 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6757 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6758 * cfgbuild.c (find_basic_blocks): Likewise.
6759 * cfgrtl.c (rtl_create_basic_block): Likewise.
6760 * function.c (temp_slots_at_level): Likewise.
6761 * reg-stack.c (stack_regs_mentioned): Likewise.
6762 * regclass.c (allocate_reg_info): Likewise.
6763 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6764 set_bb_for_stmt, move_block_to_fn): Likewise.
6765 * tree-complex.c (tree_lower_complex): Likewise.
6766 * vec.h (VEC_safe_grow_cleared): New.
6768 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6770 * c-common.c (c_common_nodes_and_builtins): Since variants of
6771 void_type_node get built before it is given a name, we need to
6772 give those variants the name, too.
6773 (complete_array_type): We need to work with the canonical main
6774 type of the array, from which we will build the qualified version.
6775 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6776 * print-tree.c (print_node): Display canonical type information
6778 * stor-layout.c (layout_type): When we don't know the
6779 alignment of a type for which we're building an array, we end up
6780 guessing wrong, so make the type require structural equality.
6781 * tree.c (make_node_stat): When we build a new type, it is its
6783 (build_type_attribute_qual_variant): When building an attribute
6784 variant, its canonical type is the non-attribute variant. However,
6785 if the attributes are target-dependent and they differ, we need to
6786 use structural equality checks for this type.
6787 (build_qualified_type): A qualified type is not equivalent to its
6788 unqualified variant; set the canonical type appropriately.
6789 (build_distinct_type_copy): When building a distinct type from
6790 another type, the new type is its own canonical type.
6791 (build_variant_type_copy): When building a new type variant, we
6792 assume that it is equivalent to the original type.
6793 (build_pointer_type_for_mode): When building a pointer type, also
6794 build a canonical type pointer.
6795 (build_reference_type_for_mode): When building a reference type,
6796 also build a canonical type reference.
6797 (build_index_type): When we can't hash an index type (e.g.,
6798 because its maximum value is negative), the index type requires
6799 structural equality tests.
6800 (build_array_type): Build the canonical form of an array type.
6801 (build_function_type): Function types require structural equality,
6802 because they contain default arguments, attributes, etc.
6803 (build_method_type_directly): Ditto for method types.
6804 (build_offset_type): Build the canonical offset type.
6805 (build_complex_type): Build the canonical vector type.
6806 (make_vector_type): Build the canonical vector type.
6807 * tree.h (TYPE_CANONICAL): New.
6808 (TYPE_STRUCTURAL_EQUALITY_P): New.
6809 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6810 (struct tree_type): Added "canonical" field.
6811 * params.h (VERIFY_CANONICAL_TYPES): New.
6812 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6813 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6814 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6815 * doc/invoke.texi (verify-canonical-types): Document --param
6816 parameter for verifying canonical types.
6818 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6820 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6821 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6822 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6823 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6825 * config/rs6000/e500.h: New.
6826 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6827 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6829 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6830 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6831 TARGET_E500_DOUBLE): Remove.
6832 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6833 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6834 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6835 * config/rs6000/rs6000.c (rs6000_override_options): Use
6838 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6840 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6841 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6842 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6843 rs6000_emit_cmove): Don't check TARGET_E500.
6844 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6845 sordered): Don't check TARGET_E500.
6847 2007-01-01 Eric Christopher <echristo@apple.com>
6849 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6850 HARD_REGISTER_NUM_P.
6852 2007-01-01 Roger Sayle <roger@eyesopen.com>
6854 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6855 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6856 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6859 2007-01-01 Mike Stump <mrs@apple.com>
6861 * configure.ac: Remove support for building with Apple's gcc-3.1.
6863 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6866 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6867 REG is a hard register. Do not modify REG before calling
6869 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6870 multiple of the size of YMODE for certain lowpart cases.
6872 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6875 * gimplify (voidify_wrapper_expr): Update for
6878 2007-01-01 Andreas Schwab <schwab@suse.de>
6881 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6882 save of BR0 in extra_spill_size instead of spill_size.
6883 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6885 (ia64_expand_epilogue): Restore BR0 from its new location.
6887 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6889 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6890 Use a temporary variable if the left hand side is not a gimple
6893 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6895 * gimplify.c (gimplify_return_expr): Make the temporary variable
6896 for the return expression, a gimple register variable.
6898 2007-01-01 Jan Hubicka <jh@suse.cz>
6900 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6903 2007-01-01 Mike Stump <mrs@apple.com>
6905 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6907 * config/darwin.c (machopic_select_rtx_section): Use
6909 (darwin_mergeable_constant_section): Likewise.
6910 * configure: Regenerate.
6911 * config.in: Regenerate.
6913 2007-01-01 Jan Hubicka <jh@suse.cz>
6914 Andrew Pinski <pinskia@gmail.com>
6916 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6917 before starting IPA passes.