1 2007-02-26 Jan Hubicka <jh@suse.cz>
3 * predict.def: Set outcomes according to more recent results.
4 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5 Remove dead predictors.
6 * predict.c (return_prediction): Fix pasto.
8 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11 change; avoid a memory leak when returning early.
13 2007-02-26 Mark Mitchell <mark@codesourcery.com>
15 * c-decl.c (static_ctors): Move to c-common.c.
16 (static_dtors): Likewise.
17 (finish_function): Use c_record_cdtor_fn.
18 (build_cdtor): Move to c-common.c.
19 (c_write_global_declarations): Use c_build_cdtor_fns.
20 * c-common.h (static_ctors): Declare.
21 (static_dtors): Likewise.
22 (c_record_cdtor_fn): Likewise.
23 (c_build_cdtor_fns): Likewise.
24 * c-common.c (static_ctors): New variable.
25 (static_dtors): Likewise.
26 (c_record_cdtor_fn): New function.
27 (build_cdtor): Move from c-decl.c
28 (c_build_cdtor_fns): New function.
30 * output.h (assemble_addr_to_section): Declare.
31 (get_cdtor_priority_section): Likewise.
32 * varasm.c (assemble_addr_to_section): New function.
33 (get_cdtor_priority_section): Likewise.
34 (default_named_section_asm_out_destructor): Use them.
35 (destor_dtor_section_asm_out_destructor): Likewise.
36 (default_named_section_asm_out_constructor): Likewise.
37 (default_ctor_section_asm_out_constructor): Likewise.
38 * config.gcc (*-*-vxworks*): Include vxworks.o.
39 * config/t-vxworks (vxworks.o): New target.
40 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
41 (TARGET_ASM_CONSTRUCTOR): Define.
42 (TARGET_ASM_DESTRUCTOR): Likewise.
43 (vxworks_asm_out_constructor): Declare.
44 (vxworks_asm_out_destructor): Likewise.
46 * c-common.c (get_priority): Check that we have not just an
47 INTEGER_CST, but an integer constant with integeral type.
49 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
51 PR tree-optimization/30938
52 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
53 use &dt[nargs-1] instead of &dt[nargs] in the call to
56 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
58 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
59 from register elimination as PRE_MODIFY / POST_MODIFY increments.
60 Do not attempt to handle MEM inside auto-inc expressions.
61 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
62 of a register modified by an auto-inc expression. However, do handle
63 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
64 (elimination_effects): Prohibit elimination of a register modified
65 by an auto-inc expression. Disable register elimination rules whose
66 target register is modified by an auto-inc expression with variable
69 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
71 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
73 (array_at_struct_end_p): New function.
74 (idx_infer_loop_bounds): Use it.
75 (estimate_numbers_of_iterations_loop): Export.
76 * predict.c (predict_loops): Use estimated_loop_iterations_int.
77 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
78 (tree_estimate_probability): Call record_loop_exits.
79 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
80 (estimated_loop_iterations, estimated_loop_iterations_int,
81 estimated_loop_iterations_tree): New functions.
82 (analyze_siv_subscript_cst_affine,
83 compute_overlap_steps_for_affine_1_2,
84 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
85 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
86 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
87 (PRED_LOOP_ITERATIONS_GUESSED): New.
88 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
89 * cfgloop.h (estimate_numbers_of_iterations_loop,
90 estimated_loop_iterations_int): Declare.
92 2007-02-25 Mark Mitchell <mark@codesourcery.com>
94 * doc/extend.texi: Document optional priority argument to
95 constructors and destructors.
96 * tree.c (init_priority_for_decl): Adjust GTY markers.
97 (init_ttree): Use priority-info hash functions for
98 init_priority_for_decl.
99 (tree_map_eq): Rename to ...
100 (tree_map_base_eq): ... this.
101 (tree_map_marked_p): Rename to ...
102 (tree_map_base_marked_p): ... this.
103 (tree_map_base_hash): New function.
104 (decl_init_priority_lookup): Rework.
105 (decl_fini_priority_lookup): New function.
106 (decl_priority_info): New function.
107 (decl_init_priority_insert): Use it.
108 (decl_fini_priority_insert): Likewise.
109 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
111 (decl_restrict_base_insert): Likewise.
112 (decl_debug_expr_insert): Likewise.
113 (decl_value_expr_lookup): Likewise.
114 (decl_value_expr_insert): Likewise.
115 * tree.h (priority_type): New type.
116 (decl_init_priority_lookup): Use priority_type.
117 (decl_fini_priority_lookup): New function.
118 (decl_init_priority_insert): Use priority_type.
119 (decl_fini_priority_insert): New function.
120 (DECL_HAS_INIT_PRIORITY): Tweak comments.
121 (DECL_INIT_PRIORITY): Likewise.
122 (SET_DECL_INIT_PRIORITY): Add comment.
123 (DECL_FINI_PRIORITY): New macro.
124 (SET_DECL_FINI_PRIORITY): Likewise.
125 (DEFAULT_INIT_PRIORITY): Document.
126 (MAX_INIT_PRIORITY): Likewise.
127 (MAX_RESERVED_INIT_PRIORITY): Likewise.
128 (tree_map_base): New type.
129 (tree_map_base_eq): New function.
130 (tree_map_base_hash): Likewise.
131 (tree_map_base_marked_p): Likewise.
132 (tree_map): Inherit from tree_map_base.
133 (tree_map_eq): Make it a macro.
134 (tree_map_marked_p): Likewise.
135 (tree_int_map): Inherit from tree_map_base.
136 (tree_int_map_eq): Make it a macro.
137 (tree_int_map_hash): Likewise.
138 (tree_int_map_marked_p): Likewise.
139 (tree_priority_map): New type.
140 (tree_priority_map_eq): New macro.
141 (tree_priority_map_hash): Likewise.
142 (tree_priority_map_marked_p): Likewise.
143 * varasm.c (emults_decl): Adjust for refactoring of tree_map
145 (emutls_common_1): Likewise.
146 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
147 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
148 of tree_map hierarchy.
149 * tree-cfg.c (move_stmt_r): Likewise.
150 (new_label_mapper): Likewise.
151 * c-tree.h (c_expand_body): Move to ...
152 * c-common.h (c_expand_body): ... here.
153 * c-decl.c (c_expand_body): Move to ...
154 * c-common.c (c_expand_body): ... here.
155 (c_common_attribute_table): Allow 1 argument for the constructor
156 and destructor attributes.
157 (get_priority): New function.
158 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
159 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
161 2007-02-24 Jan Hubicka <jh@suse.cz>
164 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
166 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
167 Jan Hubicka <jh@suse.cz>
170 * i386.c (counter_mode): New function.
171 (expand_set_or_movmem_via_loop): Use it.
172 (expand_movmem_epilogue): Likewise; fix pasto.
173 (ix86_expand_movmem): Do emit guard even for constant counts.
174 (ix86_expand_setmem): Likewise.
176 2007-02-25 Nick Clifton <nickc@redhat.com>
178 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
179 (JUMP_TABLES_IN_TEXT_SECTION): Define.
181 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
185 count argument with 0x10, not with 0x16.
186 (expand_setmem_epilogue): Ditto.
188 2007-02-24 Mike Stump <mrs@apple.com>
190 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
193 2007-02-24 Richard Guenther <rguenther@suse.de>
196 * fold-const.c (fold_binary): Fold x +- CST op x for
199 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
201 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
203 2007-02-24 Jan Hubicka <jh@suse.cz>
205 * cgraphunit.c (decide_is_function_needed): Honor
206 -fkeep-inline-functions.
208 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * builtins.c (fold_builtin_modf): New.
211 (fold_builtin_2): Use it.
213 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
215 * loop-iv.c (implies_p): Detect additional cases where A implies B.
216 (determine_max_iter): Take additional LOOP arg; all callers changed.
217 Lose broken logic dealing with PLUS. Try to limit the upper bound by
218 one using simplifications.
219 (simplify_using_initial_values): Return if the expression becomes
220 invalid due to altered regs.
222 2007-02-23 DJ Delorie <dj@redhat.com>
224 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
226 2007-02-23 Mike Stump <mrs@apple.com>
228 * tlink.c (scan_linker_output): Parse linker messages from
229 darwin9's linker better.
231 2007-02-23 Steve Ellcey <sje@cup.hp.com>
234 * varpool.c (varpool_assemble_pending_decls): Set
235 varpool_last_needed_node to null.
237 2007-02-23 DJ Delorie <dj@redhat.com>
239 * config/i386/i386.c (ix86_data_alignment): Don't specify an
240 alignment bigger than the object file can handle.
242 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
245 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
246 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
247 (*movsf_1): Penalize MMX moves.
249 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
251 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
252 2^32-1 or more times unless flag_unsafe_loop_optimizations.
254 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
256 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
258 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
259 (fold_builtin_1): Use them.
260 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
261 BUILT_IN_SIGNIFICAND.
263 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
265 * config/i386/i386.c (bdesc_1arg): Initialize
266 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
267 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
268 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
269 and IX86_BUILTIN_MOVSLDUP.
271 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
273 PR rtl-optimization/30841
274 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
276 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
278 * builtins.c (fold_builtin_frexp): New.
279 (fold_builtin_2): Use it.
281 2007-02-22 Mark Mitchell <mark@codesourcery.com>
283 * doc/invoke.texi (Spec Files): Document getenv spec function.
285 * gcc.c (getenv_spec_function): New function.
286 (static_spec_functions): Add it.
287 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
288 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
291 2007-02-22 Michael Matz <matz@suse.de
294 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
295 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
297 2007-02-22 Ian Lance Taylor <iant@google.com>
300 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
301 (mem_loc_descriptor): Call it.
303 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
304 Ira Rosen <irar@il.ibm.com>
306 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
308 2007-02-22 Ira Rosen <irar@il.ibm.com>
310 PR tree-optimization/30843
311 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
312 stores only after all the group is vectorized.
314 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
316 PR tree-optimization/30858
317 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
318 in the reduction cycle have a single use in the loop.
319 * tree-vectorizer.h (relevant): Add documentation.
321 2007-02-20 Mike Stump <mrs@apple.com>
323 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
324 * configure: Regenerate.
326 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
328 Change the defaults of some parameters and options.
329 * config/spu/spu-protos.h (spu_optimization_options): Declare.
330 * config/spu/spu.c (spu_optimization_options): Add.
331 (spu_override_options): Change params in spu_optimization_options.
332 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
334 Register 127 is only 16 byte aligned when used as a frame pointer.
335 * config/spu/spu-protos.h (spu_init_expanders): Declare.
336 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
337 HARD_FRAME_POINTER_REGNUM.
338 (spu_legitimate_address): Use regno_aligned_for_reload.
339 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
340 aligned when frame_pointer_needed is true.
341 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
343 * config/spu/spu.h (INIT_EXPANDERS): Define.
345 Make sure shift and rotate instructions have valid immediate operands.
346 * config/spu/predicates.md (spu_shift_operand): Remove.
347 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
348 * config/spu/constraints.md (W, O): Extend range.
349 * config/spu/spu.md (umask, nmask): Define.
350 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
351 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
352 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
353 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
354 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
355 (lshr<mode>3_reg): Fix rtl description.
357 Make sure mulhisi immediate operands are valid.
358 * config/spu/predicates.md (imm_K_operand): Add.
359 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
361 Generate constants using fsmbi and andi.
362 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
363 (print_operand, spu_split_immediate, classify_immediate,
364 fsmbi_const_p): Handle IC_FSMBI2.
366 Correctly handle a CONST_VECTOR containing symbols.
367 * config/spu/spu.c (print_operand): Handle HIGH correctly.
368 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
369 (immediate_load_p): Allow symbols that use 2 instructions to create.
370 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
371 with symbols when flag_pic is set.
372 (const_vector_immediate_p): New.
373 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
374 accept a CONST_VECTOR with symbols.
375 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
376 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
378 * config/spu/spu.md (high, low): Delete.
379 (low_<mode>): Define.
381 Remove INTRmode and INTR_REGNUM, which didn't work.
382 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
384 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
385 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
386 peephole2 pattern): Don't use INTR or 131.
388 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
389 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
390 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
391 (UNSPEC_SET_INTR): Add.
392 * config/spu/spu-modes.def (INTR): Remove.
394 More accurate warnings about run-time relocations.
395 * config/spu/spu.c (reloc_diagnostic): Test in_section.
397 Correctly warn about immediate arguments to specific intrinsics.
398 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
399 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
400 the instruction predicate.
402 Fix tree check errors with latest update.
403 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
405 (spu_expand_builtin): Use CALL_EXPR_FN.
407 Add missing specific intrinsics.
408 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
410 * config/spu/spu_internals.h: Ditto.
412 Fix incorrect operand modifiers.
413 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
414 * config/spu/spu.md (xor<mode>3): Change %S to %J.
416 Optimize one case of zero_extend of a vec_select.
417 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
419 Accept any immediate for hbr.
420 * config/spu/spu.md (hbr): Change s constraints to i.
422 2007-02-21 Paul Brook <paul@codesourcery.com>
424 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
425 condexec_count when skipping USE and CLOBBER.
427 2007-02-21 Nick Clifton <nickc@redhat.com>
429 * common.opt (Warray-bounds): Add Warning attribute.
430 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
432 (fsized-zeroes): Add Optimization attribute.
433 (fsplit-wide-types, ftree-scev-cprop): Likewise.
434 * c.opt (Wc++0x-compat): Add Warning attribute.
436 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
439 * reload1.c (eliminate_regs_in_insn): In the single_set special
440 case, attempt to re-recognize the insn before falling back to
441 having reload fix it up.
443 2007-02-20 Eric Christopher <echristo@gmail.com>
445 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
447 (frv_read_iacc_argument): Ditto.
448 (frv_expand_set_builtin): Take a call instead of arglist, update for
450 (frv_expand_unop_builtin): Ditto.
451 (frv_expand_binop_builtin): Ditto.
452 (frv_expand_cut_builtin): Ditto.
453 (frv_expand_binopimm_builtin): Ditto.
454 (frv_expand_voidbinop_builtin): Ditto.
455 (frv_expand_int_void2arg): Ditto.
456 (frv_expand_prefetches): Ditto.
457 (frv_expand_voidtriop_builtin): Ditto.
458 (frv_expand_voidaccop_builtin): Ditto.
459 (frv_expand_load_builtin): Ditto.
460 (frv_expand_store_builtin): Ditto.
461 (frv_expand_mdpackh_builtin): Ditto.
462 (frv_expand_mclracc_builtin): Ditto.
463 (frv_expand_mrdacc_builtin): Ditto.
464 (frv_expand_mwtacc_builtin): Ditto.
465 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
468 2007-02-20 Janis Johnson <janis187@us.ibm.com>
470 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
471 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
473 (HAVE_GAS_DFP): Check for assembler support of decimal floating
475 * configure: Regenerate.
476 * config.in: Regenerate.
477 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
478 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
479 masks to power6 and power6x and to POWERPC_MASKS.
480 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
482 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
483 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
484 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
485 Access PROTOTYPE as variable, not mask.
487 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
489 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
490 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
491 * combine.c (adjust_for_new_dest): Use it.
492 * postreload.c (reload_combine): Likewise.
494 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
496 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
497 notes on an insn with multiple sets, even if single_set returns
498 non-NULL for that insn.
500 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
502 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
505 2007-02-20 Geoffrey Keating <geoffk@apple.com>
507 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
508 if user didn't pass it.
509 * config/i386/darwin.h (CC1_SPEC): Likewise.
510 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
511 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
512 -mmacosx-version-min.
514 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
515 Uros Bizjak <ubizjak@gmail.com>
517 * optabs.h (enum optab_index): Add new OTI_scalb.
518 (scalb_optab): Define corresponding macro.
519 * optabs.c (init_optabs): Initialize scalb_optab.
520 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
522 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
523 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
524 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
525 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
526 flag_unsafe_math_optimizations is set.
528 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
529 to implement scalbf, scalb and scalbl built-ins as inline x87
532 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
533 DJ Delorie <dj@redhat.com>
536 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
537 (diagnostic_report_diagnostic): ... here, and turn them into real
538 errors. If warnings are inhibited, no need to do anything.
540 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
543 better code generation.
545 2007-02-20 Ben Elliston <bje@au.ibm.com>
547 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
549 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
551 * config/alpha/alpha.c, config/alpha/alpha.md,
552 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
553 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
554 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
555 config/arm/lib1funcs.asm: Follow spelling conventions.
557 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
558 config/fr30/fr30.md, config/i386/i386.h,
559 config/iq2000/iq2000.h, config/iq2000/predicates.md,
560 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
561 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
562 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
563 config/rs6000/altivec.md, config/rs6000/rs6000.c,
564 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
565 config/sparc/sparc.c, config/sparc/sparc.h,
566 config/sparc/sparc.md, config/spu/constraints.md,
567 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
570 2007-02-20 Alan Modra <amodra@bigpond.net.au>
573 * varasm.c (use_blocks_for_decl_p): Return false for decls with
576 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
578 * doc/invoke.texi (-ftree-lrs): Remove.
580 2007-02-19 Diego Novillo <dnovillo@redhat.com>
582 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
585 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
587 * config/ia64/ia64.c (ia64_expand_builtin): Use the
588 new CALL_EXPR_FN macro for retrieving the function
589 declaration of the input expression.
591 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
593 * c.opt (Waddress): New.
594 * common.opt (Walways-true): Delete.
595 (Wstring-literal-comparison): Delete.
596 * doc/invoke.texi (Warning Options): Delete -Walways-true and
597 -Wstring-literal-comparison. Add -Waddress.
599 (Walways-true): Delete.
600 (Wstring-literal-comparison): Delete.
601 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
602 consistently instead of -Walways-true in example.
603 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
604 * c-typeck.c (parser_build_binary_op): Replace
605 -Wstring-literal-comparison and -Walways-true with -Waddress.
606 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
609 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
611 * tree-cfg.c (dump_function_to_file): Be prepared for functions
612 without DECL_STRUCT_FUNCTION initialized.
614 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
616 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
617 due to calls to functions taking pointers as parameters.
619 2007-02-19 Richard Henderson <rth@redhat.com>
622 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
625 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
627 * config/s390/s390.c (s390_call_saved_register_used,
628 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
629 accessed to the new scheme.
631 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
633 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
634 (cris_print_index, cris_print_operand, cris_print_operand_address)
635 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
636 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
637 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
639 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
640 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
641 GO_IF_LEGITIMATE_ADDRESS): Ditto.
642 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
643 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
644 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
645 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
646 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
647 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
648 (uminsi3, call, call_value): Ditto.
649 (define_split: indir_to_reg_split, unnamed): Ditto.
651 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
653 PR tree-optimization/30975
654 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
657 2007-02-18 Eric Christopher <echristo@gmail.com>
659 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
660 Remove use of arglist.
661 (mips_expand_builtin): Remove use of arglist, pass in expr.
662 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
663 (mips_expand_builtin_movtf): Ditto.
664 (mips_expand_builtin_compare): Ditto.
666 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
668 * tree-sra.c (sra_build_assignment): Replace assertion
669 checking with a comment explaining why it can't be done.
671 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
674 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
675 during CALL_EXPR representation conversion.
676 * tree-ssa-propagate.c (set_rhs): Likewise.
678 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
680 * tree-sra.c (sra_build_assignment): Disable assertion checking
683 2007-02-18 Roger Sayle <roger@eyesopen.com>
685 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
686 instead of calling build2 with a GIMPLE_MODIFY_STMT.
687 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
689 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
690 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
691 gimplify_init_ctor_eval_range, gimple_push_cleanup,
692 gimplify_omp_for, gimplify_omp_atomic_pipeline,
693 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
694 force_gimple_operand): Likewise.
695 * ipa-cp.c (constant_val_insert): Likewise.
696 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
697 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
698 perfect_nestify): Likewise.
699 * langhooks.c (lhd_omp_assignment): Likewise.
700 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
701 lower_copyprivate_clauses, lower_send_clauses,
702 lower_send_shared_vars, expand_parallel_call,
703 expand_omp_for_generic, expand_omp_for_static_nochunk,
704 expand_omp_for_static_chunk, expand_omp_sections,
705 lower_omp_single_copy, lower_omp_for_lastprivate,
706 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
707 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
708 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
711 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
713 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
714 config/sh/sh.md: Follow spelling conventions.
716 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
717 config/frv/predicates.md: Follow spelling conventions.
719 * config/m68k/linux-unwind.h: Fix a comment typo.
720 * target.h: Follow spelling conventions.
722 2007-02-18 Roger Sayle <roger@eyesopen.com>
724 PR rtl-optimization/28173
725 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
726 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
727 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
728 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
729 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
731 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
733 * builtins.c (fold_builtin_load_exponent): New.
734 (fold_builtin_2): Use it.
736 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
738 PR rtl-optimization/30773
739 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
740 if we fail to attach a REG_EQUIV note.
742 2007-02-18 David Edelsohn <edelsohn@gnu.org>
743 Roger Sayle <roger@eyesopen.com>
745 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
747 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
749 * calls.c (initialize_argument_information): Pass original EXP
750 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
751 code to split complex arguments here, as part of initializing the
753 (expand_call): Remove code that builds a list of arguments and
754 inserts implicit arguments into it. Instead, just count how many
755 implicit arguments there will be so we can determine the size of
756 the ARGS array, and let initialize_argument_information do the work.
757 (split_complex_values): Delete unused function.
759 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
761 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
763 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
765 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
766 for arg pointer based indexed addressing.
768 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
770 * config/ia64/ia64.h, config/ia64/ia64.md,
771 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
772 spelling conventions.
774 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
776 * config/m68k/m68k.c (split_di): New.
777 * config/m68k/m68k-protos.h: Declare split_di.
778 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
779 Improve predicate handling and split constant shifts.
781 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
783 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
784 parameter for register bitfield operations, general predicates
787 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
789 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
790 * config/m68k/linux-unwind.h: New file.
792 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
794 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
795 config/i386/athlon.md, config/ia64/ia64.md,
796 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
797 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
798 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
799 tree-ssa-loop-niter.c, tree-vect-analyze.c,
800 tree-vect-transform.c: Fix comment typos.
802 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
804 * sched-deps.c (find_insn_list): Remove.
805 * sched-int.h: Remove the prototype for find_insn_list.
807 2007-02-16 Geoffrey Keating <geoffk@apple.com>
809 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
811 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
812 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
813 darwin_rs6000_override_options.
814 (C_COMMON_OVERRIDE_OPTIONS): Expect
815 darwin_macosx_version_min to be non-NULL always.
816 (TARGET_C99_FUNCTIONS): Likewise.
817 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
818 (DARWIN_MINVERSION_SPEC): New.
819 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
820 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
822 (DARWIN_MINVERSION_SPEC): New.
823 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
825 * config/darwin-c.c (darwin_cpp_builtins): Expect
826 darwin_macosx_version_min to be non-NULL always.
828 * config/rs6000/rs6000.c: Clean up trailing whitespace.
830 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.h (x86_use_xchgb): New.
833 (TARGET_USE_XCHGB): New macro.
834 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
835 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
836 Split after reload into bswaphi for shifts of 8.
837 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
838 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
839 or when optimizing for size.
841 2007-02-16 Richard Guenther <rguenther@suse.de>
842 Christian Bruel <christian.bruel@st.com>
844 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
845 DECLs but prefer SSA_NAMEs over DECLs.
847 2007-02-16 Richard Guenther <rguenther@suse.de>
849 * tree-flow-inline.h (single_imm_use_p): Remove.
850 (zero_imm_uses_p): Likewise.
851 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
852 instead of single_imm_use_p.
853 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
856 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
859 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
860 nested double- and backquotes.
862 2007-02-15 Roger Sayle <roger@eyesopen.com>
865 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
866 should be unreachable.
867 (build2_stat): Allow construction of MODIFY_EXPR at any time.
868 For the time being redirect GIMPLE_MODIFY_STMT to the new
869 (renamed) build_gimple_modify_stmt_stat.
870 (build2_gimple_stat): Rename to...
871 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
872 Always build a GIMPLE_MODIFY_STMT node.
873 * tree.h (build2_gimple, build2_gimple_stat): Delete.
874 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
877 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
878 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
879 * tree-complex.c (set_component_ssa_name, expand_complex_move,
880 expand_complex_div_wide): Likewise.
881 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
882 * tree-ssa-loop-im.c (schedule_sm): Likewise.
883 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
884 * tree-ssa-loop-manip.c (create_iv): Likewise.
885 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
886 abs_replacement): Likewise.
887 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
888 realify_fake_stores): Likewise.
890 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
891 node rather than a GIMPLE_MODIFY_STMT node.
892 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
893 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
895 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
896 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
899 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
902 * fold-const.c (fold_comparison): Add back the
903 folding of constant complex comparisions.
905 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
908 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
909 effects unknown to this function, return early.
911 2007-02-15 Ian Lance Taylor <iant@google.com>
913 * lower-subreg.c (move_eh_region_note): New static function.
914 (resolve_simple_move): Call it.
915 (decompose_multiword_subregs): Track blocks for which we resolve a
916 simple move which is also a control flow insn. Pass them to
917 find_many_sub_basic_blocks.
918 (pass_lower_subreg): Add TODO_verify_flow.
919 (pass_lower_subreg2): Likewise.
921 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
922 Brooks Moses <brooks.moses@codesourcery.com>
923 Lee Millward <lee.millward@codesourcery.com>
925 * tree.h (enum tree_code_class): Add tcc_vl_exp.
926 (VL_EXP_CLASS_P): New.
927 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
929 (TREE_OPERAND_CHECK_CODE): Likewise.
930 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
931 (TREE_RTL_OPERAND_CHECK): Likewise.
932 (tree_operand_check_failed): Make second parameter the whole tree
933 instead of its code. Fixed callers.
935 (TREE_OPERAND_LENGTH): New.
936 (VL_EXP_OPERAND_LENGTH): New.
938 (CALL_EXPR_STATIC_CHAIN): New.
939 (CALL_EXPR_ARGS): New.
940 (CALL_EXPR_ARG): New.
941 (call_expr_nargs): New.
942 (CALL_EXPR_ARGP): New.
943 (build_nt_call_list): Declare.
944 (build_vl_exp_stat): Declare.
946 (build_call_list): Declare.
947 (build_call_nary): Declare.
948 (build_call_valist): Declare.
949 (build_call_array): Declare.
950 (call_expr_arg): Declare.
951 (call_expr_argp): Declare.
952 (call_expr_arglist): Declare.
953 (fold_build_call_list): Declare.
954 (fold_build_call_list_initializer): Declare.
955 (fold_call_expr): Declare to replace fold_builtin.
956 (fold_builtin_fputs): Update to agree with modified definition.
957 (fold_builtin_strcpy): Likewise.
958 (fold_builtin_strncpy): Likewise.
959 (fold_builtin_memory_chk): Likewise.
960 (fold_builtin_stxcpy_chk): Likewise.
961 (fold_builtin_strncpy_chk): Likewise.
962 (fold_builtin_next_arg): Likewise.
963 (fold_build_call_expr): Declare.
964 (fold_builtin_call_list): Declare.
965 (fold_builtin_call_valist): Declare.
966 (build_call_expr): Declare.
967 (validate_arglist): Update to agree with modified definition.
968 (tree_operand_length): New.
969 (call_expr_arg_iterator): New.
970 (init_call_expr_arg_iterator): New.
971 (next_call_expr_arg): New.
972 (first_call_expr_arg): New.
973 (more_call_expr_args_p): New.
974 (FOR_EACH_CALL_EXPR_ARG): New.
976 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
978 (tree_code_size): Update documentation. Use sizeof (tree) rather
979 than sizeof (char *).
980 (tree_size): Likewise. Add case for tcc_vl_exp.
981 (tree_node_structure): Add case for tcc_vl_exp.
982 (contains_placeholder_p): Likewise.
983 (substitute_in_expr): Likewise.
984 (substitute_placeholder_in_expr): Likewise.
985 (stabilize_reference_1): Likewise.
986 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
987 to diagnose breakage of this interface for constructing CALL_EXPRs.
988 (build_nt): Add similar assertion here.
989 (build_nt_call_list): New.
990 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
991 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
993 (get_callee_fndecl): Use new CALL_EXPR accessors.
994 (tree_operand_check_failed): Change parameters to pass entire node
995 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
996 (process_call_operands): New.
997 (build_vl_exp_stat): New.
998 (build_call_list): New.
999 (build_call_nary): New.
1000 (build_call_valist): New.
1001 (build_call_array): New.
1002 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1003 (call_expr_arglist): New.
1005 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1006 tcc_vl_exp instead of a fixed-size tcc_expression.
1008 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1009 accessors for CALL_EXPRs.
1010 (AGGR_INIT_EXPR): Likewise.
1012 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1013 Brooks Moses <brooks.moses@codesourcery.com>
1014 Lee Millward <lee.millward@codesourcery.com>
1016 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1017 (expand_builtin_nonlocal_goto): Change parameter to be entire
1018 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1019 (expand_builtin_prefetch): Likewise.
1020 (expand_builtin_classify_type): Likewise.
1021 (mathfn_built_in): Return NULL_TREE instead of 0.
1022 (expand_errno_check): Use new CALL_EXPR accessors.
1023 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1024 Return NULL_RTX instead of 0.
1025 (expand_builtin_mathfn_2): Likewise.
1026 (expand_builtin_mathfn_3): Likewise.
1027 (expand_builtin_interclass_mathfn): Likewise.
1028 (expand_builtin_sincos): Likewise.
1029 (expand_builtin_cexpi): Likewise.
1030 (expand_builtin_int_roundingfn): Likewise.
1031 (expand_builtin_int_roundingfn_2): Likewise.
1032 (expand_builtin_pow): Likewise.
1033 (expand_builtin_powi): Likewise.
1034 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1035 of arglist, fixing callers appropriately. Use new CALL_EXPR
1036 accessors and constructors. Return NULL_RTX instead of 0.
1037 (expand_builtin_strstr): Likewise.
1038 (expand_builtin_strchr): Likewise.
1039 (expand_builtin_strrchr): Likewise.
1040 (expand_builtin_strpbrk): Likewise.
1041 (expand_builtin_memcpy): Likewise.
1042 (expand_builtin_mempcpy): Likewise.
1043 (expand_builtin_mempcpy_args): New.
1044 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1045 (expand_builtin_memmove_args): New.
1046 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1047 (expand_movstr): Likewise.
1048 (expand_builtin_strcpy): Likewise.
1049 (expand_builtin_strcpy_args): New.
1050 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1051 (expand_builtin_strncpy): Likewise.
1052 (expand_builtin_memset): Likewise.
1053 (expand_builtin_memset_args): New.
1054 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1055 (expand_builtin_memcmp): Likewise.
1056 (expand_builtin_strcmp): Likewise.
1057 (expand_builtin_strncmp): Likewise.
1058 (expand_builtin_strcat): Likewise.
1059 (expand_builtin_strncat): Likewise.
1060 (expand_builtin_strspn): Likewise.
1061 (expand_builtin_strcspn): Likewise.
1062 (expand_builtin_args_info): Likewise.
1063 (expand_builtin_va_start): Likewise.
1064 (gimplify_va_arg_expr): Likewise.
1065 (expand_builtin_va_end): Likewise.
1066 (expand_builtin_va_copy): Likewise.
1067 (expand_builtin_frame_address): Likewise.
1068 (expand_builtin_alloca): Likewise.
1069 (expand_builtin_bswap): Likewise.
1070 (expand_builtin_unop): Likewise.
1071 (expand_builtin_fputs): Likewise.
1072 (expand_builtin_expect): Likewise.
1073 (expand_builtin_fabs): Likewise.
1074 (expand_builtin_copysign): Likewise.
1075 (expand_builtin_printf): Likewise.
1076 (expand_builtin_fprintf): Likewise.
1077 (expand_builtin_sprintf): Likewise.
1078 (expand_builtin_init_trampoline): Likewise.
1079 (expand_builtin_signbit): Likewise.
1080 (expand_builtin_fork_or_exec): Likewise.
1081 (expand_builtin_sync_operation): Likewise.
1082 (expand_builtin_compare_and_swap): Likewise.
1083 (expand_builtin_lock_test_and_set): Likewise.
1084 (expand_builtin_lock_release): Likewise.
1085 (expand_builtin): Likewise.
1086 (builtin_mathfn_code): Likewise.
1088 (fold_builtin_constant_p): Pass call arguments individually instead
1089 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1090 accessors and constructors. Return NULL_TREE instead of 0.
1091 (fold_builtin_expect): Likewise.
1092 (fold_builtin_classify_type): Likewise.
1093 (fold_builtin_strlen): Likewise.
1094 (fold_builtin_nan): Likewise.
1095 (integer_valued_real_p): Likewise.
1096 (fold_trunc_transparent_mathfn): Likewise.
1097 (fold_fixed_mathfn): Likewise.
1098 (fold_builtin_cabs): Likewise.
1099 (fold_builtin_sqrt): Likewise.
1100 (fold_builtin_cbrt): Likewise.
1101 (fold_builtin_cos): Likewise.
1102 (fold_builtin_cosh): Likewise.
1103 (fold_builtin_tan): Likewise.
1104 (fold_builtin_sincos): Likewise.
1105 (fold_builtin_cexp): Likewise.
1106 (fold_builtin_trunc): Likewise.
1107 (fold_builtin_floor): Likewise.
1108 (fold_builtin_ceil): Likewise.
1109 (fold_builtin_round): Likewise.
1110 (fold_builtin_int_roundingfn): Likewise.
1111 (fold_builtin_bitop): Likewise.
1112 (fold_builtin_bswap): Likewise.
1113 (fold_builtin_logarithm): Likewise.
1114 (fold_builtin_hypot): Likewise.
1115 (fold_builtin_pow): Likewise.
1116 (fold_builtin_powi): Likewise.
1117 (fold_builtin_exponent): Likewise.
1118 (fold_builtin_memset): Likewise.
1119 (fold_builtin_bzero): Likewise.
1120 (fold_builtin_memory_op): Likewise.
1121 (fold_builtin_bcopy): Deleted; call site changed to invoke
1122 fold_builtin_memory_op directly.
1123 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1124 (fold_builtin_strncpy): Likewise.
1125 (fold_builtin_memcmp): Likewise.
1126 (fold_builtin_strcmp): Likewise.
1127 (fold_builtin_strncmp): Likewise.
1128 (fold_builtin_signbit): Likewise.
1129 (fold_builtin_copysign): Likewise.
1130 (fold_builtin_isascii): Likewise.
1131 (fold_builtin_toascii): Likewise.
1132 (fold_builtin_isdigit): Likewise.
1133 (fold_builtin_fabs): Likewise.
1134 (fold_builtin_abs): Likewise.
1135 (fold_builtin_fmin_fmax): Likewise.
1136 (fold_builtin_carg): Likewise.
1137 (fold_builtin_classify): Likewise.
1138 (fold_builtin_unordered_cmp): Likewise.
1140 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1141 New functions split out from fold_builtin_1.
1142 (fold_builtin_n): New.
1143 (fold_builtin_varargs): New.
1144 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1146 (fold_call_expr): New.
1147 (build_function_call_expr): Rewrite to use new helper function.
1148 (fold_builtin_call_list): New.
1149 (build_call_expr): New.
1150 (fold_builtin_call_valist): New.
1151 (rewrite_call_expr): New.
1152 (validate_arg): New.
1153 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1154 of an arglist. Change return type to bool. Use new CALL_EXPR
1157 (fold_builtin_strstr): Pass call arguments individually instead
1158 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1159 accessors and constructors. Return NULL_TREE instead of 0.
1160 (fold_builtin_strchr): Likewise.
1161 (fold_builtin_strrchr): Likewise.
1162 (fold_builtin_strpbrk): Likewise.
1163 (fold_builtin_strcat): Likewise.
1164 (fold_builtin_strncat): Likewise.
1165 (fold_builtin_strspn): Likewise.
1166 (fold_builtin_strcspn): Likewise.
1167 (fold_builtin_fputs): Likewise.
1168 (fold_builtin_next_arg): Likewise.
1169 (fold_builtin_sprintf): Likewise.
1171 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1172 NULL_RTX instead of 0.
1173 (expand_builtin_memory_chk): Likewise.
1174 (maybe_emit_chk_warning): Likewise.
1175 (maybe_emit_sprintf_chk_warning): Likewise.
1177 (fold_builtin_object_size): Pass call arguments individually instead
1178 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1179 accessors and constructors. Return NULL_TREE instead of 0.
1180 (fold_builtin_memory_chk): Likewise.
1181 (fold_builtin_stxcpy_chk): Likewise.
1182 (fold_builtin_strncpy_chk): Likewise.
1183 (fold_builtin_strcat_chk): Likewise.
1184 (fold_builtin_strcat_chk): Likewise.
1185 (fold_builtin_strncat_chk): Likewise.
1186 (fold_builtin_sprintf_chk): Likewise.
1187 (fold_builtin_snprintf_chk): Likewise.
1188 (fold_builtin_printf): Likewise.
1189 (fold_builtin_vprintf): Likewise.
1191 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1193 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1194 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1195 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1196 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1197 (fold_unary): Likewise.
1198 (fold_binary): Likewise.
1199 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1200 ternary expressions.
1201 (fold): Add logic for tcc_vl_exp.
1202 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1203 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1204 (fold_build3_stat): Add assertion to flag broken interface for
1205 constructing CALL_EXPRs.
1206 (fold_build_call_list): New.
1207 (fold_build_call_list_initializer): New.
1208 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1210 (fold_strip_sign_ops): Likewise.
1212 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1213 Brooks Moses <brooks.moses@codesourcery.com>
1214 Lee Millward <lee.millward@codesourcery.com>
1216 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1217 accessors and dump arguments explicitly.
1219 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1221 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1223 (print_call_name): Use new CALL_EXPR accessors.
1225 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1226 CALL_EXPR arguments explicitly instead of as a list. Use
1227 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1229 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1230 (vrp_visit_stmt): Likewise.
1232 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1233 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1235 (force_move_till_expr): Likewise.
1237 * targhooks.c (default_external_stack_protect_fail): Use
1238 build_call_expr instead of build_function_call_expr.
1239 (default_hidden_stack_protect_fail): Likewise.
1241 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1244 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1245 and walk arguments explicitly.
1247 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1248 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1249 (expand_simple_operations): Likewise.
1250 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1252 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1253 of TREE_CODE_LENGTH.
1254 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1256 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1257 instead of TREE_CODE_LENGTH.
1259 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1260 (tree_ic_transform): Likewise.
1261 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1262 parameter instead of arglist. Fix callers.
1263 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1264 (tree_stringops_transform): Likewise.
1265 (tree_indirect_call_to_profile): Likewise.
1266 (tree_stringops_values_to_profile): Likewise.
1268 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1269 (eliminate_tail_call): Likewise.
1271 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1273 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1274 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1276 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1278 * omp-low.c (build_omp_barrier): Use build_call_expr.
1279 (lower_rec_input_clauses): Likewise.
1280 (lower_reduction_clauses): Likewise.
1281 (expand_parallel_call): Likewise.
1282 (maybe_catch_exception): Likewise.
1283 (expand_omp_for_generic): Likewise.
1284 (expand_omp_for_static_nochunk): Likewise.
1285 (expand_omp_sections): Likewise.
1286 (lower_omp_single_simple): Likewise.
1287 (lower_omp_single_copy): Likewise.
1288 (lower_omp_master): Likewise.
1289 (lower_omp_ordered): Likewise.
1290 (lower_omp_critical): Likewise.
1292 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1293 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1295 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1296 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1297 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1299 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1300 and generalize to handle any number of operands.
1301 (chrec_contains_undetermined): Likewise.
1302 (tree_contains_chrecs): Likewise.
1303 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1305 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1307 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1308 fold_call_expr instead of fold_builtin.
1309 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1310 match declarations there.
1311 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1314 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1315 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1317 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1318 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1320 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1323 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1324 (execute_cse_sincos): Use new CALL_EXPR accessors.
1326 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1328 * gimple-low.c (lower_function_body): Use build_call_expr.
1329 (lower_builtin_setjmp): Likewise.
1331 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1332 (set_storage_via_libcall): Likewise.
1333 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1334 instead of TREE_CODE_LENGTH.
1335 (expand_expr_real_1): Use new CALL_EXPR accessors.
1337 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1338 generalize to handle any number of operands.
1339 (TB_parent_eq): Likewise.
1341 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1342 (strip_builtin_expect): Likewise.
1344 * function.c (gimplify_parameters): Use build_call_expr.
1346 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1347 instead of TREE_CODE_LENGTH.
1349 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1350 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1352 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1355 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1356 (gimplify_decl_expr): Likewise.
1357 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1358 Use new CALL_EXPR iterators.
1359 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1360 (gimplify_modify_expr_to_memset): Likewise.
1361 (gimplify_variable_sized_compare): Likewise.
1362 (gimplify_omp_atomic_fetch_op): Likewise.
1363 (gimplify_omp_atomic_pipeline): Likewise.
1364 (gimplify_omp_atomic_mutex): Likewise.
1365 (gimplify_function_tree): Likewise.
1367 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1368 (call_expr_flags): Likewise.
1369 (expand_call): Likewise.
1371 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1372 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1375 * coverage.c (create_coverage): Use build_call_expr.
1377 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1378 (temp_call_expr_obstack): New.
1379 (pool_copy_list): Delete.
1380 (temp_copy_call_expr): New.
1381 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1382 CALL_EXPR accessors. Get rid of special goo for copying argument
1383 lists and use temp_copy_call_expr instead.
1384 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1385 CALL_EXPR accessors.
1386 (create_expression_by_pieces): Likewise. Use build_call_array
1387 to construct the result instead of fold_build3.
1388 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1389 dealing with argument lists.
1390 (init_pre): Remove references to expression_node_pool and
1391 list_node_pool. Init temp_call_expr_obstack instead.
1392 (fini_pre): Remove references to expression_node_pool and
1395 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1396 and walk arguments explicitly instead of as a list.
1398 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1399 (mx_register_decls): Likewise.
1400 (mudflap_register_call): Likewise.
1401 (mudflap_finish_file): Likewise.
1403 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1404 (ipa_callsite_compute_param): Likewise.
1406 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1407 accessors and constructor.
1409 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1410 accessors and constructor.
1411 (convert_tramp_reference): Likewise.
1412 (convert_call_expr): Likewise.
1413 (finalize_nesting_tree_1): Likewise.
1415 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1418 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1420 * tree-inline.c (initialize_inlined_parameters): Pass entire
1421 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1423 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1424 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1426 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1427 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1428 (vectorizable_reduction): Likewise.
1429 (vectorizable_call): Use new CALL_EXPR iterators.
1430 (vectorizable_conversion): Use build_call_expr.
1431 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1432 (vect_gen_widened_results_half): Use build_call_expr.
1433 (vect_setup_realignment): Likewise.
1434 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1436 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1437 (pass_through_call): Likewise.
1438 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1441 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1442 (tree_gen_pow2_profiler): Likewise.
1443 (tree_gen_one_value_profiler): Likewise.
1444 (tree_gen_ic_func_profiler): Likewise.
1445 (tree_gen_average_profiler): Likewise.
1446 (tree_gen_ior_profiler): Likewise.
1448 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1449 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1450 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1452 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1453 of TREE_CODE_LENGTH.
1455 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1456 of TREE_CODE_LENGTH.
1458 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1460 (convert_to_integer): Likewise.
1462 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1465 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1466 Brooks Moses <brooks.moses@codesourcery.com>
1467 Lee Millward <lee.millward@codesourcery.com>
1469 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1471 * config/frv/frv.c (frv_expand_builtin): Likewise.
1472 * config/s390/s390.c (s390_expand_builtin): Likewise.
1474 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1475 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1477 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1478 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1479 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1480 (ix86_expand_store_builtin): Likewise.
1481 (ix86_expand_unop_builtin): Likewise.
1482 (ix86_expand_unop1_builtin): Likewise.
1483 (ix86_expand_sse_compare): Likewise.
1484 (ix86_expand_sse_comi): Likewise.
1485 (ix86_expand_vec_init_builtin): Likewise.
1486 (ix86_expand_vec_ext_builtin): Likewise.
1487 (ix86_expand_vec_set_builtin): Likewise.
1488 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1490 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1491 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1493 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1494 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1495 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1497 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1499 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1500 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1501 arglist. Use new CALL_EXPR accessors. Fix callers.
1502 (altivec_expand_abs_builtin): Likewise.
1503 (rs6000_expand_binop_builtin): Likewise.
1504 (altivec_expand_predicate_builtin): Likewise.
1505 (altivec_expand_lv_builtin): Likewise.
1506 (spe_expand_stv_builtin): Likewise.
1507 (altivec_expand_stv_builtin): Likewise.
1508 (rs6000_expand_ternop_builtin): Likewise.
1509 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1510 (altivec_expand_st_builtin): Likewise.
1511 (altivec_expand_dst_builtin): Likewise.
1512 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1513 arglist. Use new CALL_EXPR accessors. Fix callers.
1514 (altivec_expand_vec_set_builtin): Likewise.
1515 (altivec_expand_vec_ext_builtin): Likewise.
1516 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1517 (spe_expand_builtin): Likewise.
1518 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1519 arglist. Use new CALL_EXPR accessors. Fix callers.
1520 (spe_expand_evsel_builtin): Likewise.
1521 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1522 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1524 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1525 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1526 (arm_expand_unop_builtin): Likewise.
1527 (arm_expand_builtin): Use new CALL_EXPR accessors.
1529 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1532 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1533 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1534 (bfin_expand_unop_builtin): Likewise.
1535 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1537 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1538 Brooks Moses <brooks.moses@codesourcery.com>
1539 Lee Millward <lee.millward@codesourcery.com>
1541 * c-semantics.c (build_stmt): Add internal diagnostic check.
1543 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1544 accessors. Print arguments explicitly instead of as a list.
1546 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1548 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1549 (c_finish_omp_flish): Likewise.
1551 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1552 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1553 instead of TREE_CODE_LENGTH.
1554 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1555 (c_warn_unused_result): Likewise.
1557 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1560 * doc/invoke.texi (Warning Options): Remove
1561 -Werror-implicit-function-declaration.
1562 (Wimplicit-function-declaration): Update description.
1563 * opts.c (common_handle_option): Move handling of -Werror=* to...
1564 (enable_warning_as_error): ...here.
1565 * opts.h (enable_warning_as_error): Declare.
1566 * c-decl.c (implicit_decl_warning): Unless
1567 -Wno-implicit-function-declaration is given, emit a pedwarn if
1568 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1569 * c.opt (Wimplicit-function-declaration): Replace
1570 mesg_implicit_function_declaration with
1571 warn_implicit_function_declaration.
1572 * c-opts.c (c_common_handle_option):
1573 -Werror-implicit-function-declaration is exactly equal as
1574 -Werror=implicit-function-declaration.
1575 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1576 warn_implicit_function_declaration.
1577 (c_common_post_options): -Wimplict-function-declaration is enabled
1578 by default by -std=c99, otherwise is disabled by default.
1579 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1581 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1583 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1584 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1585 former is ignored but not the latter.
1587 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1589 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1590 is made and the reference doesn't use the alias set of its type,
1591 do not create the temporary using that type.
1593 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1595 * jump.c: Remove prototypes for delete_computation and
1596 delete_prior_computation.
1598 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1600 * jump.c (get_label_after): Delete.
1601 (get_label_before, delete_computation, delete_jump,
1602 delete_prior_computation, follow_jumps): Move...
1603 * reorg.c (delete_computation, delete_prior_computation): ... here...
1604 (get_label_before, delete_jump): ... making these static ...
1605 (follow_jumps): ... and simplifying this since it only runs after
1607 * rtl.h (get_label_after, get_label_before, delete_jump,
1608 follow_jumps): Delete prototypes.
1610 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1612 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1614 2007-02-15 Nick Clifton <nickc@redhat.com>
1616 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1617 order to prevent it from being munged by the target.
1619 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/i386.md: Remove misleading comment.
1623 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1625 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1626 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1629 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1631 * tree-sra.c (instantiate_missing_elements): Canonicalize
1633 (sra_build_assignment): New.
1634 (generate_copy_inout, generate_element_copy,
1635 generate_element_zero, generate_one_element_init): Use it.
1637 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1639 * tree-sra.c (instantiate_missing_elements): Canonicalize
1641 (sra_build_assignment): New.
1642 (generate_copy_inout, generate_element_copy,
1643 generate_element_zero, generate_one_element_init): Use it.
1645 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1647 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1650 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1652 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1653 types as aggregates not scalars.
1654 * function.c (assign_stack_temp_for_type): Likewise.
1656 2007-02-14 Roger Sayle <roger@eyesopen.com>
1657 Zdenek Dvorak <dvorakz@suse.cz>
1659 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1662 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1664 * passes.c (next_pass_1): Clear the next field of the copied
1667 2007-02-14 Richard Henderson <rth@redhat.com>
1669 * tree-sra.c (early_sra): New.
1670 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1671 (tree_sra_early, pass_sra_early): New.
1672 * tree-pass.h (pass_sra_early): Declare.
1673 * passes.c (init_optimization_passes): Use it.
1675 2007-02-14 Richard Guenther <rguenther@suse.de>
1677 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1679 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1681 PR tree-optimization/30771
1682 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1684 (vect_analyze_operations): Induction phis can now be marked as
1686 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1687 Update documentation accordingly.
1689 2007-02-14 Nick Clifton <nickc@redhat.com>
1691 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1692 most 3 arguments are supported.
1693 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1695 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1697 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1698 Ensure dst->current is valid.
1700 2007-02-13 Paul Brook <paul@codesourcery.com>
1702 * config.gcc: Add arm*-*-uclinux-*eabi.
1703 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1704 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1705 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1706 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1707 (LINK_SPEC): Define.
1709 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1711 * config/arm/uclinux-eabi.h: New file.
1712 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1713 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1716 2007-02-13 Ian Lance Taylor <iant@google.com>
1718 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1719 * flags.h (warn_strict_overflow): Declare.
1720 (enum warn_strict_overflow_code): Define.
1721 (issue_strict_overflow_warning): New static inline function.
1722 * opts.c (warn_strict_overflow): New variable.
1723 (common_handle_option): Handle OPT_Wstrict_overflow and
1724 OPT_Wstrict_overflow_.
1725 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1727 * fold-const.c: Include intl.h.
1728 (fold_deferring_overflow_warnings): New static variable.
1729 (fold_deferred_overflow_warning): New static variable.
1730 (fold_deferred_overflow_code): New static variable.
1731 (fold_defer_overflow_warnings): New function.
1732 (fold_undefer_overflow_warnings): New function.
1733 (fold_undefer_and_ignore_overflow_warnings): New function.
1734 (fold_deferring_overflow_warnings_p): New function.
1735 (fold_overflow_warning): New static function.
1736 (make_range): Add strict_overflow_p parameter. Change all
1738 (extract_muldiv, extract_muldiv_1): Likewise.
1739 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1740 tree_expr_nonnegative_p.
1741 (fold_negate_expr): Call fold_overflow_warning.
1742 (fold_range_test): Likewise.
1743 (fold_comparison): Likewise.
1744 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1745 instead of tree_expr_nonnegative_p.
1746 (tree_expr_nonnegative_warnv_p): Rename from
1747 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1748 (tree_expr_nonnegative_p): New function.
1749 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1750 strict_overflow_p parameter.
1751 (tree_expr_nonzero_p): New function.
1752 * passes.c (verify_interpass_invariants): New static function.
1753 (execute_one_pass): Call it.
1754 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1756 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1757 (estimate_numbers_of_iterations): Likewise.
1758 (scev_probably_wraps_p): Likewise.
1759 * tree-ssa-ccp.c: Include "toplev.h".
1760 (evaluate_stmt): Defer fold overflow warnings until we know we are
1762 (struct fold_stmt_r_data): Add stmt field.
1763 (fold_stmt_r): Defer fold overflow warnings until we know we
1765 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1766 (fold_stmt_inplace): Likewise.
1767 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1768 (cleanup_control_expr_graph): Defer fold overflow warnings until
1769 we know we are going to optimize.
1770 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1771 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1773 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1774 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1775 * tree-ssa-loop-manip.c (create_iv): Likewise.
1776 * c-typeck.c (build_conditional_expr): Likewise.
1777 (build_binary_op): Likewise.
1778 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1779 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1780 (extract_range_from_unary_expr): Likewise.
1781 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1782 assuming that signed overflow does not occur.
1783 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1784 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1785 (fold_defer_overflow_warnings): Declare.
1786 (fold_undefer_overflow_warnings): Declare.
1787 (fold_undefer_and_ignore_overflow_warnings): Declare.
1788 (fold_deferring_overflow_warnings_p): Declare.
1789 (tree_expr_nonzero_warnv_p): Declare.
1790 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1792 (Warning Options): Document -Wstrict-overflow.
1793 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1794 (tree-ssa-ccp.o): Likewise.
1795 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1796 (fold-const.o): Depend on intl.h.
1798 2007-02-13 Ian Lance Taylor <iant@google.com>
1801 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1804 2007-02-13 Stuart Hastings <stuart@apple.com>
1806 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1808 2007-02-13 Richard Henderson <rth@redhat.com>
1810 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1811 handled_component_p before looking for the indirect_ref.
1813 2007-02-13 Richard Henderson <rth@redhat.com>
1815 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1816 remove flags clobber.
1817 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1818 (bswaphi_lowpart): New.
1819 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1820 remove TARGET_BSWAP test. Delete expander of the same name.
1822 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1823 (expand_unop): Use them.
1825 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1828 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1829 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1830 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1831 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1832 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1833 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1834 assembler dialect choice from asm templates.
1836 2007-02-12 Richard Henderson <rth@redhat.com>
1838 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1839 (fixuns_trunc<SSEMODEF>si2): Use it.
1840 * config/i386/sse.md (vec_setv4sf_0): Export.
1841 * config/i386/i386.c (ix86_build_const_vector): Export.
1842 (ix86_split_convert_uns_si_sse): Rename from
1843 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1844 * config/i386/i386-protos.h: Update.
1846 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1849 * c-typeck.c (c_finish_return): Improve warning message.
1851 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1853 * alias.c (find_symbolic_term): Delete unused function.
1855 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1858 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1859 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1861 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1863 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1864 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1865 the function, temporarily point the debug interface to the null one.
1867 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1869 * dwarf2out.c (round_up_to_align): New static function.
1870 (field_byte_offset): Use it to round the offset.
1872 2007-02-12 Richard Henderson <rth@redhat.com>
1874 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1875 (inswl_const): Export.
1877 2007-02-12 Richard Henderson <rth@redhat.com>
1879 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1880 result mode of the libcall, convert back to outmode.
1882 2007-02-12 Roger Sayle <roger@eyesopen.com>
1884 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1885 (bswapdi2): New define_expand to implement 32-bit implementation.
1887 2007-02-12 Nick Clifton <nickc@redhat.com>
1889 * doc/invoke.texi (Overall Options): Document --help=.
1890 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1891 (cc1_options): Pass --help= on to cc1.
1892 (display_help): Add description of --help=.
1893 (process_command): Add code to handle --help=. Allow translated
1894 --help and --target-help switches to be passed on to compiler
1896 (main): Remove unused if statement.
1897 * opts.c (columns): Remove.
1898 (LEFT_COLUMN): Define.
1899 (wrap_help): Add columns argument.
1900 (print_filtered_help): Change parameters to be an include bitmask,
1901 an exclude bitmask, an any bitmask and the column width. Move the
1902 code to display the params list here. Add code to display the
1903 status of options rather than their descriptions if the quiet flag
1905 (print_specific_help): Change parameters to be an include bitmask,
1906 an exclude bitmask and an any bitmask. Move code to look up the
1907 column width here. Decide upon the title for an options listing.
1908 (common_handle_options): Add code to handle --help=. Adapt code
1909 for --help and --target-help to use the revised form of the
1910 print_specific_help function.
1911 (print_help): Delete.
1912 (print_param_help): Delete.
1913 (print_switch): Delete.
1914 * opts.h (cl_lang_count): Add prototype.
1915 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1916 CL_MAX_OPTION_CLASS): New defines.
1917 * optc-gen.awk: Add construction of cl_lang_count.
1918 * c.opt: Add Warning attribute to warning options and Optimization
1919 attribute to optimization options.
1920 * common.opt: Likewise.
1922 Add -fhelp and -ftarget-help as aliases for the transformed --help
1923 and --target-help options.
1924 * opt-functions.awk: Add code to handle Warning and Optimization
1927 2007-02-12 Richard Henderson <rth@redhat.com>
1929 * config/alpha/constraints.md: New file.
1930 * config/alpha/alpha.c: Include tm-constrs.h.
1931 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1932 alpha_extra_constraint): Remove.
1933 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1934 * config/alpha/alpha-protos.h: Update.
1935 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1936 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1937 (EXTRA_CONSTRAINT): Remove.
1938 * config/alpha/alpha.md: Include constraints.md.
1939 (adddi splitter): Use satisfies_constraint_*.
1940 * config/alpha/predicates.md (add_operand): Likewise.
1941 (sext_add_operand, addition_operation): Likewise.
1943 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1945 PR tree-optimization/29145
1946 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1947 in our handling of restrict qualified pointers.
1949 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1952 * doc/invoke.texi (Wunused-value): Update description.
1953 (Wextra): Delete item.
1954 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1955 value of Wunused-value.
1956 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1957 (c_finish_stmt_expr): Don't check extra_warnings.
1958 (emit_side_effect_warnings): The caller is responsible to check
1961 2007-02-11 Roger Sayle <roger@eyesopen.com>
1962 Matt Thomas <matt@3am-software.com>
1964 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1966 2007-02-11 Roger Sayle <roger@eyesopen.com>
1968 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1969 comparisons of POPCOUNT against zero.
1970 (simplify_const_relational_operation): Likewise.
1972 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1974 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1976 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1978 * dwarf2out.c (root_type): Delete unused function.
1980 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1982 * genattrtab.c (contained_in_p): Delete unused function.
1983 (write_expr_attr_cache): Likewise.
1985 2007-02-11 Jan Hubicka <jh@suse.cz>
1987 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1990 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1992 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1993 to add the REG_EQ* note.
1994 * see.c (see_merge_one_use_extension): Likewise.
1995 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1996 turn REG_EQUAL notes into REG_EQUIV notes if the target
1997 register may have more than one set.
1998 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1999 * gcse.c (try_replace_reg): Likewise.
2000 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2001 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2002 more than one REG_EQUIV note.
2003 * reload1.c (gen_reload): Use set_unique_reg_note.
2005 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2008 (ix86_builtin_conversion): New function.
2010 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2013 * tree.h (DECL_REPLACEABLE_P): New macro.
2014 * except.c (set_nothrow_function_flags): Likewise.
2016 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2017 Ira Rosen <irar@il.ibm.com>
2018 Dorit Nuzman <dorit@il.ibm.com>
2020 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2021 * targhooks.c (default_builtin_vectorized_conversion): New.
2022 * targhooks.h (default_builtin_vectorized_function): New declaration.
2023 * target.h (struct vectorize): Add builtin_conversion field.
2024 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2025 stmt_vec_info_type value.
2026 (vectorizable_conversion): New declaration.
2027 * tree-vect-analyze.c (vect_analyze_operations): Add
2028 vectorizable_conversion call.
2029 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2030 * tree-vect-transform.c (vectorizable_conversion): New function.
2031 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2032 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2034 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2035 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2036 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2037 or ALTIVEC_BUILTIN_VCFSX.
2039 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2042 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2043 CONST_DOUBLE and operand 0 is a hard register.
2044 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2045 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2046 is a hard floating-point register.
2048 2007-02-10 Richard Henderson <rth@redhat.com>
2049 Jakub Jelinek <jakub@redhat.com>
2050 Alexandre Oliva <aoliva@redhat.com>
2052 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2053 * builtin-types.def (BT_WORD): Make unsigned.
2054 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2055 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2056 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2057 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2058 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2059 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2061 * expr.c (emutls_var_address): New.
2062 (expand_expr_real_1): Expand emulated tls.
2063 (expand_expr_addr_expr_1): Likewise.
2064 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2065 * output.h (emutls_finish): Declare.
2066 * toplev.c (compile_file): Call it.
2067 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2068 address before wrapping in CONST.
2069 * varasm.c (emutls_htab, emutls_object_type): New.
2070 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2071 (get_emutls_object_name, get_emutls_object_type): New.
2072 (get_emutls_init_templ_addr, emutls_decl): New.
2073 (emutls_common_1, emutls_finish): New.
2074 (assemble_variable): When emulating tls, swap decls; generate
2075 constructor for the emutls objects.
2076 (do_assemble_alias): When emulating tls, swap decl and target name.
2077 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2079 * varpool.c (decide_is_variable_needed): Look at force_output.
2080 Recurse for emulated tls.
2081 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2082 with decide_is_variable_needed.
2083 * emutls.c: New file.
2084 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2085 tls_object for real tls.
2087 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2089 PR rtl-optimization/29599
2090 * reload1.c (eliminate_regs_in_insn): Take the destination
2091 mode into account when computing the offset.
2093 2007-02-09 Stuart Hastings <stuart@apple.com>
2094 Richard Henderson <rth@redhat.com>
2096 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2097 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2098 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2099 fixuns_truncdfhi2): New.
2100 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2101 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2102 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2103 (floatunssidf2): Allow nonimmediate source.
2104 * gcc/config/i386/sse.md (movdi_to_sse): New.
2105 (vec_concatv2di): Drop '*'.
2106 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2107 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2108 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2110 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2111 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2112 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2113 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2114 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2115 ix86_build_const_vector.
2116 (x86_emit_floatuns): Rewrite.
2118 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2120 * genautomata.c (longest_path_length): Delete unused function.
2121 (struct state): Delete unused longest_path_length.
2122 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2123 (get_free_state): Delete unused.
2125 2007-02-09 Jan Hubicka <jh@suse.cz>
2127 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2128 * doc/invoke.texi (inline-unit-growth): Update default value.
2130 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2131 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2132 (rebuild_cgraph_edges): Likewise.
2133 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2134 (dump_cgraph_node): Dump frequencies.
2135 (cgraph_clone_edge): Add frequency scales.
2136 (cgraph_clone_node): Add freuqnecy.
2137 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2138 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2139 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2140 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2141 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2142 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2143 (save_inline_function_body): Likewise.
2144 * ipa-inline.c: inluce rtl.h
2145 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2146 (cgraph_edge_badness): Use frequencies.
2147 (cgraph_decide_recursive_inlining): Update clonning.
2148 (cgraph_decide_inlining_of_small_function): Dump frequency.
2149 * predict.c (estimate_bb_frequencies): Export.
2150 * predict.h (estimate_bb_frequencies): Declare.
2151 * tree-inline.c (copy_bb): Watch overflows.
2152 (expand_call_inline): Update call of cgraph_create_edge.
2153 (optimize_inline_calls): Use TODO flags to update frequnecies.
2154 * passes.h: Include predict.h
2155 (init_optimization_passes): Move profile ahead.
2156 (execute_function_todo): Handle TODO_rebuild_frequencies.
2158 2007-02-09 Roger Sayle <roger@eyesopen.com>
2160 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2161 the insbl or inswl pattern into a register.
2163 2007-02-09 Roger Sayle <roger@eyesopen.com>
2165 * config/ia64/ia64.md (bswapdi2): New define_insn.
2167 2007-02-09 Richard Henderson <rth@redhat.com>
2169 * config/i386/constraints.md (Ym): New constraint.
2170 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2171 (movdi_1_rex64): Split sse and xmm general register moves from
2172 memory move alternatives. Use conditional register constraints.
2173 (movsf_1, movdf_integer): Likewise.
2174 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2175 (movdf_integer_rex64): New.
2176 (pushsf_rex64): Fix output constraints.
2177 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2178 (sse2_stored): Likewise.
2179 (sse2_storeq_rex64): New.
2180 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2181 amd and not generic.
2182 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2183 for optimize_size. Remove SF/DFmode hack.
2185 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2187 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2190 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2191 Richard Sandiford <richard@codesourcery.com>
2193 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2194 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2195 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2196 m68k/t-mlib to tmake_file.
2197 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2198 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2199 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2200 Allow it to be cf or m68k. Set m68k_arch_family. If that
2201 variable is not empty, add t-$m68k_arch_family to tmake_file.
2202 Add t-mlibs to tmake_file.
2203 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2204 * config/m68k/t-cf: New file.
2205 * config/m68k/t-m68k: Likewise.
2206 * config/m68k/t-mlibs: Likewise.
2207 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2208 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2209 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2210 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2211 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2213 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2214 (INSTALL_LIBGCC): Delete.
2215 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2216 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2217 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2218 (M68K_MLIB_CPU): Define.
2219 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2220 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2221 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2223 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2224 Richard Guenther <rguenther@suse.de>
2227 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2228 against INT_MIN/INT_MAX.
2229 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2230 file if a loop is removed.
2232 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2234 * calls.c (store_one_arg): Pass correct alignment to
2235 emit_push_insn for non-BLKmode values.
2236 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2237 unaligned stack slot via a suitably aligned slot.
2239 2007-02-08 DJ Delorie <dj@redhat.com>
2241 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2243 (legal_subregs): Use unsigned char, make const.
2244 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2246 2007-02-08 Paul Brook <paul@codesourcery.com>
2248 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2249 special interworking needed.
2251 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2253 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2254 conditional to __SSE2__.
2255 (Entries below should have been added to first ChangeLog
2256 entry for amdfam10 dated 2007-02-05)
2257 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2259 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2261 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2264 2007-02-08 DJ Delorie <dj@redhat.com>
2266 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2267 * config/m32c/m32c.c (legal_subregs): New.
2268 (m32c_illegal_subreg_p): New.
2269 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2270 unsupported subregs of hard regs.
2272 2007-02-08 Jan Hubicka <jh@suse.cz>
2274 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2275 the same one; always update histograms.
2277 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2279 * passes.c (init_optimization_passes): Tidy comment.
2281 2007-02-08 Roger Sayle <roger@eyesopen.com>
2283 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2284 strip zero_extend, bswap and rotates from POCOUNT's argument.
2285 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2286 zero_extend and rotates from PARITY's argument.
2287 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2288 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2289 of an integer constant at compile-time.
2291 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2294 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2296 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2299 * tree-ssa-live.c (remove_unused_locals): Do not remove
2300 TREE_ADDRESSABLE variables.
2301 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2302 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2303 FOR_CLOBBER. Update all users.
2304 If VAR has an associated alias set, add a virtual operand for
2305 it if no alias is found to conflict with the memory reference.
2307 2007-02-07 Jan Hubicka <jh@suse.cz>
2308 Robert Kidd <rkidd@crhc.uiuc.edu>
2310 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2312 2007-02-07 Ian Lance Taylor <iant@google.com>
2314 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2316 2007-02-07 Roger Sayle <roger@eyesopen.com>
2318 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2319 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2320 tablejumpdi, movsi_to_cr_one): Remove constraints from
2321 define_expand's match_operands.
2323 2007-02-07 Roger Sayle <roger@eyesopen.com>
2325 * global.c (compute_regsets): Move declatation of "i" inside of
2326 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2328 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2331 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2332 of INDIRECT_REF <RESULT_DECL>.
2334 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2336 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2337 Kaz Kojima <kkojima@gcc.gnu.org>
2340 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2342 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2344 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2346 * doc/loop.texi: Document possibility not to perform disambiguation
2347 of loops with multiple latches.
2348 * cfgloopmanip.c (alp_enum_p): Removed.
2349 (add_loop): Handle subloops. Use get_loop_body_with_size.
2350 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2351 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2352 the new forwarder block.
2353 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2354 Handle the case latch is NULL.
2355 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2356 when marking loop exits.
2357 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2359 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2360 disambiguate_loops_with_multiple_latches.
2361 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2362 before fix_loop_structure.
2363 * cfgloop.c: Include pointer-set.h and output.h.
2364 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2365 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2366 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2367 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2368 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2369 disambiguate_multiple_latches, get_loop_body_with_size,
2370 disambiguate_loops_with_multiple_latches): New functions.
2371 (flow_loop_dump): Dump multiple latch edges.
2372 (flow_loop_nodes_find): Handle loops with multiple latches.
2373 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2374 (glb_enum_p): Modified.
2375 (get_loop_body): Use get_loop_body_with_size.
2376 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2377 (AVOID_CFG_MODIFICATIONS): New constant.
2378 (disambiguate_loops_with_multiple_latches, add_loop,
2379 get_loop_body_with_size): Declare.
2380 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2382 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2385 * global.c (compute_regsets): New function.
2386 (global_alloc): Refactored ELIMINABLE_REGSET
2387 and NO_GLOBAL_ALLOC_REGS computation out.
2388 (rest_of_handle_global_alloc): Call compute_regsets()
2389 for non-optimizing case.
2391 2007-02-06 Richard Henderson <rth@redhat.com>
2393 * config/i386/constraints.md (Y2): Rename from Y.
2394 (Yi): New constraint.
2395 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2396 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2397 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2398 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2399 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2400 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2401 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2402 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2403 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2404 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2405 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2406 vec_extractv2si_1): Change Y constraints to Y2.
2407 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2408 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2409 Change Y constraints to Y2.
2410 (sse2_loadld): Change Y constraints to x.
2412 2007-02-06 Roger Sayle <roger@eyesopen.com>
2414 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2415 (parity<mode>2): New define_expand using rs6000_emit_parity.
2416 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2417 rs6000_emit_parity): New functions.
2418 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2419 rs6000_emit_parity): Prototype here.
2421 2007-02-06 Ian Lance Taylor <iant@google.com>
2423 * lower-subreg.c (simple_move_operand): Reject CONST.
2424 (resolve_clobber): Call validate_change rather than directly
2425 assigning to XEXP (pat, 0).
2427 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2429 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2430 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2431 (tree-cfg.o): Remove hashtab.h dependency.
2433 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2434 (struct ivopts_data): Change niters to pointer_map_t.
2435 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2436 (niter_for_exit): Create pointer_map on demand. Change for
2438 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2439 (free_loop_data): Destroy data->niters if created and reset field.
2440 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2441 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2443 * tree-ssa-reassoc.c: Include pointer-set.h.
2444 (bb_rank): Change to long *.
2445 (operand_rank): Change to pointer_map_t.
2446 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2447 (insert_operand_rank): Accept long.
2448 (operand_entry_hash, operand_entry_eq): Remove.
2449 (get_rank): Return long. Adjust for changes above.
2450 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2452 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2454 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2455 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2456 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2458 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2459 directly since it cannot be NULL.
2460 (get_vi_for_tree): Rewrite for pointer_map API.
2461 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2462 (init_alias_vars): Create vi_for_tree as pointer_map.
2463 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2465 * tree-cfg.c: Don't include hashtab.h.
2466 (edge_to_cases): Declare as pointer_map.
2467 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2469 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2470 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2471 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2473 (record_switch_edge): Delete.
2474 (get_cases_for_edge): Adjust for pointer_map API, inline
2475 record_switch_edge (rewritten for new API), remove goto.
2477 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2479 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2480 * tree-nested.c: Include pointer-set.h.
2481 (var_map_elt, var_map_eq, var_map_hash): Delete.
2482 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2484 (nesting_info_bitmap_obstack): New.
2485 (lookup_field_for_decl): Adjust for pointer_map API.
2486 (lookup_tramp_for_decl): Adjust for pointer_map API.
2487 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2488 (get_local_debug_decl): Adjust for pointer_map API.
2489 (convert_nl_goto_reference): Adjust for pointer_map API.
2490 (convert_nl_goto_receiver): Adjust for pointer_map API.
2491 (create_nesting_tree): Create outside GGC space. Create bitmap on
2492 the new obstack. Create field_map and var_map as pointer_maps.
2493 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2495 (lower_nested_functions): Move root here, no need to NULL it.
2496 Initialize and release the obstack.
2498 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2500 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2501 Remove prototypes and make them non-static.
2502 (struct tree_int_map): Remove.
2503 * tree.h (struct tree_int_map): Move here, turning TO into an
2505 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2507 * tree.h (TREE_COMPLEXITY): Remove.
2508 (struct tree_exp): Remove complexity field.
2509 * tree.c (build1_stat): Don't set it.
2511 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2512 Victor Kaplansky <victork@il.ibm.com>
2514 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2515 (vect_is_simple_reduction): Support reduction with induction as
2516 one of the operands.
2517 (vect_is_simple_iv_evolution): Fix formatting.
2518 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2519 formatting. Don't mark induction phis for vectorization.
2520 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2521 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2522 (vect_get_vec_def_for_operand): Support induction.
2523 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2525 (vectorizable_reduction): Support reduction with induction as one of
2527 (vectorizable_type_demotion): Use def-type of stmt argument rather
2528 than dummy def-type.
2530 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2531 flag_tree_scev_cprop.
2532 * common.opt (tree-scev-cprop): New flag.
2534 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2535 call to vect_get_new_vect_var.
2537 2007-02-06 Ira Rosen <irar@il.ibm.com>
2539 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2540 vectype is not NULL.
2541 (vect_pattern_recog_1): Likewise.
2543 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2545 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2546 (fold_negate_expr): Likewise.
2548 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2551 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2552 even if cv-qualification is the same.
2554 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2556 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2557 __enable_execute_stack on completion.
2559 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2561 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2562 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2563 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2564 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2565 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2566 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2567 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2568 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2570 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2572 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2573 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2574 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2575 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2576 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2577 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2578 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2579 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2580 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2581 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2582 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2583 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2584 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2585 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2586 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2587 sqrtextenddfxf2_i387): Added amdfam10_decode.
2589 * config/i386/athlon.md (athlon_idirect_amdfam10,
2590 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2591 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2592 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2593 athlon_ivector_store_amdfam10): New define_insn_reservation.
2594 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2597 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2599 * config/i386/athlon.md (athlon_call_amdfam10,
2600 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2601 define_insn_reservation.
2602 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2603 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2604 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2608 * config/i386/athlon.md (athlon_sseld_amdfam10,
2609 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2610 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2612 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2614 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2615 define_insn_reservation.
2616 * config/i386/i386.md (sseins): Added sseins to define_attr type
2617 and define_attr unit.
2618 * config/i386/sse.md: Set type attribute to sseins for insertq
2621 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2623 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2624 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2625 ssecomi_load_amdfam10, ssecomi_amdfam10,
2626 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2627 define_insn_reservation.
2628 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2630 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2632 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2633 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2634 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2635 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2636 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2637 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2638 define_insn_reservation.
2640 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2641 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2642 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2643 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2644 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2648 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2649 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2650 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2651 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2652 athlon_ssemul_load_k8): Added amdfam10.
2654 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2656 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2657 (x86_sse_unaligned_move_optimal): New variable.
2659 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2661 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2662 for unaligned vector SSE double/single precision loads for AMDFAM10.
2664 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2666 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2667 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2668 Define TARGET_CPU_DEFAULT_amdfam10.
2669 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2670 (processor_type): Add PROCESSOR_AMDFAM10.
2672 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2673 processor_type in config/i386/i386.h.
2674 Enable imul peepholes for TARGET_AMDFAM10.
2676 * config.gcc: Add support for --with-cpu option for amdfam10.
2678 * config/i386/i386.c (amdfam10_cost): New variable.
2679 (m_AMDFAM10): New macro.
2680 (m_ATHLON_K8_AMDFAM10): New macro.
2681 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2682 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2683 x86_promote_QImode, x86_integer_DFmode_moves,
2684 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2685 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2686 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2687 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2688 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2689 Enable/disable for amdfam10.
2690 (override_options): Add amdfam10_cost to processor_target_table.
2691 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2692 processor_alias_table.
2693 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2694 (ix86_adjust_cost): Add code for amdfam10.
2696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2698 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2699 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2700 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2701 * config/i386/i386.h: Add builtin definition for SSE4A.
2702 * config/i386/i386.md: Add support for ABM instructions
2704 * config/i386/sse.md: Add support for SSE4A instructions
2705 (movntss, movntsd, extrq, insertq).
2706 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2707 Add -march=amdfam10 flag.
2708 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2709 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2711 * doc/extend.texi: Add documentation for SSE4A builtins.
2713 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2715 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2717 2007-02-05 Richard Guenther <rguenther@suse.de>
2719 * tree-vectorizer.h (vectorizable_function): Add argument type
2720 argument, change return type.
2721 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2722 * tree-vect-transform.c (vectorizable_function): Handle extra
2723 argument, return vectorized function decl.
2724 (build_vectorized_function_call): Remove.
2725 (vectorizable_call): Handle calls with result and argument types
2726 differing. Handle loop vectorization factor correctly.
2727 * targhooks.c (default_builtin_vectorized_function): Adjust for
2729 * targhooks.h (default_builtin_vectorized_function): Likewise.
2730 * target.h (builtin_vectorized_function): Add argument type
2732 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2733 extra argument, allow vectorizing of lrintf.
2734 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2735 documentation of target hook.
2737 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2740 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2741 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2742 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2744 2007-02-05 Roger Sayle <roger@eyesopen.com>
2746 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2747 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2748 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2749 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2750 before canonicalizing sincos to cexpi.
2751 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2753 2007-02-05 Roger Sayle <roger@eyesopen.com>
2755 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2756 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2757 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2759 2007-02-05 Roger Sayle <roger@eyesopen.com>
2761 * mips-tfile.c (initialize_init_file): Correct endianness test.
2763 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2765 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2768 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2770 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2771 saves in a PARALLEL before the register assignments.
2773 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2775 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2776 DWARF_FRAME_RETURN_COLUMN to be a general register.
2777 * dwarf2out.c (init_return_column_size): New function, split from...
2778 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2779 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2780 to be nongeneral registers.
2781 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2783 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2784 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2786 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2788 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2790 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2792 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2793 (remove_path): Use can_remove_branch_p and remove_branch instead
2794 of loop_delete_branch_edge.
2795 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2796 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2797 Update profile using scale_dominated_blocks_in_loop.
2798 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2799 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2800 (can_remove_branch_p, remove_branch): Declare.
2801 * tree-cfg.c (tree_can_remove_branch_p): New function.
2802 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2803 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2804 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2806 2007-02-05 Jan Hubicka <jh@suse.cz>
2809 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2810 nodes in cgraph, don't remove offline copy of the function.
2812 2007-02-04 Jan Hubicka <jh@suse.cz>
2814 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2815 vectors might cause maybe_lookup_element_for_expr to be called
2816 on non-sra-candidate.
2818 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2820 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2821 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2822 spelling conventions.
2824 2007-02-04 Richard Guenther <rguenther@suse.de>
2827 * fold-const.c (try_move_mult_to_index): Make sure to not
2828 overflow one dimension of a multi-dimensional array access.
2830 2007-02-04 Jan Hubicka <jh@suse.cz>
2832 * passes.c (init_optimization_passes): Reindent.
2834 2007-02-04 Jan Hubicka <jh@suse.cz>
2835 Eric Botcazou <ebotcazou@adacore.com>
2837 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2838 (execute_fixup_cfg): Break out the abnormal goto code.
2839 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2840 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2841 (optimize_inline_calls): Call make_nonlocal_label_edges.
2843 2007-02-04 Jan Hubicka <jh@suse.cz>
2845 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2846 true when something was changed.
2847 (rename_ssa_copies): When something was changed, do
2848 TODO_remove_unused_locals.
2849 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2850 add TODO_remove_unused_locals when instruction was removed.
2852 2007-02-04 Jan Hubicka <jh@suse.cz>
2854 * ipa-inline.c (try_inline): Improve debug output; work on already
2856 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2857 call try_inline for already inlined edges too when flattening;
2858 inline also functions that make callee growth but overall unit size
2861 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2863 * config/m32c/bitops.md, config/m32c/jump.md,
2864 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2865 config/m32r/m32r.h, config/m32r/m32r.md,
2866 config/m32r/predicates.md, config/m68hc11/larith.asm,
2867 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2868 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2869 config/mips/mips-protos.h, config/mips/mips.c,
2870 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2871 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2872 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2873 spelling conventions.
2875 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2876 Follow spelling conventions.
2878 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2880 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2881 warn about C++0x compatibility.
2883 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2885 * config/h8300/h8300.c, config/h8300/h8300.h,
2886 config/h8300/h8300.md: Follow spelling conventions.
2888 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2891 * combine.c (try_combine): Do not substitute source operand
2892 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2894 2007-02-03 Jan Hubicka <jh@suse.cz>
2896 PR gcov-profile/30650
2897 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2898 do not divide by zero for never executed counters.
2899 (tree_find_values_to_profile): Fix counters.
2900 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2902 2007-02-03 Ian Lance Taylor <iant@google.com>
2904 * lower-subreg.c (simple_move_operand): New static function,
2905 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2907 (simple_move): Call simple_move_operand.
2908 (find_decomposable_subregs): Add special handling of MEMs.
2909 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2910 meaning of return value. If we see a hard register, test whether
2911 it can store a word_mode value. Change all callers.
2913 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2915 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2916 ftrapv insns and expanders.
2917 (subdi3): Change define_expand operand 1 to arith11_operand, and
2918 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2919 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2920 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2924 * varasm.c (notice_global_symbol): Treat global objects as weak when
2927 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2929 * emit-rtl.c (dconstpi): Delete.
2931 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2932 * real.h (dconstpi): Delete.
2934 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2935 (fold_builtin_hypot): Likewise.
2937 2007-02-03 Tom Tromey <tromey@redhat.com>
2940 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2941 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2943 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2945 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2946 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2947 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2948 config/rs6000/cell.md, config/rs6000/darwin.h,
2949 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2950 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2951 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2952 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2953 typos. Follow spelling conventions.
2954 * doc/invoke.texi: Follow spelling conventions.
2956 2007-02-03 Roger Sayle <roger@eyesopen.com>
2958 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2959 canonicalization transformations that attempt to simplify integer
2960 constant comparisons to become comparisons against zero.
2962 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2964 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2966 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2967 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2969 2007-02-02 Mike Stump <mrs@apple.com>
2971 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2972 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2973 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2974 generate a branch island.
2976 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2978 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2979 (xtensa_legitimate_address_p): New.
2980 (xtensa_legitimize_address): New.
2981 (xtensa_output_addr_const_extra): New.
2982 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2984 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2985 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2986 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2987 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2988 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2989 (xtensa_legitimize_address): New.
2990 (xtensa_output_addr_const_extra): New.
2992 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2994 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2996 2007-02-02 Ian Lance Taylor <iant@google.com>
2998 * expmed.c (expand_divmod): Add comment.
3000 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3002 * emit-rtl.c (renumber_insns): Remove.
3003 * flags.h: Remove the extern for flag_renumber_insns.
3004 * rtl.h: Remove the prototype for renumber_insns.
3005 * toplev.c (flag_renumber_insns): Remove.
3007 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3009 Revert for x86 darwin:
3010 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3012 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3013 code before the following patch under TARGET_MACHO.
3014 (ix86_function_value_regno_p): Likewise.
3016 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3018 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3021 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3024 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3025 general or fp registers. Add comments.
3026 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3028 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3030 * pointer-set.c (insert_aux): Only return insertion slot.
3031 (pointer_set_insert): Adjust.
3032 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3033 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3034 pointer_map_traverse): New.
3035 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3036 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3037 pointer_map_contains, pointer_map_traverse): Declare.
3039 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3042 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3043 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3045 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3047 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3049 (struct _dep): New type.
3050 (dep_t): New typedef.
3051 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3052 (DEP_STATUS): New access macro. The macro with the same name was
3053 renamed to DEP_LINK_STATUS.
3054 (dep_init): Declare function
3056 (struct _dep_link): New type.
3057 (dep_link_t): New typedef.
3058 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3059 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3060 (DEP_LINK_STATUS): New macro.
3061 (debug_dep_links): New debug function.
3063 (struct _deps_list): New type.
3064 (deps_list_t): New typedef.
3065 (DEPS_LIST_FIRST): New access macro.
3066 (FOR_EACH_DEP_LINK): New cycle macro.
3067 (create_deps_list, free_deps_list, delete_deps_list): Declare
3069 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3070 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3071 (copy_deps_list_change_con): Ditto.
3073 (move_dep_link): Declare function.
3075 (struct _dep_node): New type.
3076 (dep_node_t): New typedef.
3077 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3079 (struct haifa_insn_data.back_deps): New field to hold backward
3080 dependencies of the insn.
3081 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3083 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3084 Change its type to deps_list_t.
3085 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3086 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3087 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3089 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3091 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3093 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3095 (dep_cost): Declare.
3097 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3098 (ds_to_dk, dk_to_ds): New functions.
3100 (init_dep_1): New static function.
3101 (init_dep): New function.
3102 (copy_dep): New static function.
3104 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3106 (detach_dep_link): New static function.
3107 (move_dep_link): New function.
3109 (dep_links_consistent_p, dump_dep_links): New static functions.
3110 (debug_dep_links): New debugging function.
3112 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3114 (alloc_deps_list, init_deps_list): New static functions.
3115 (create_deps_list): New function.
3116 (clear_deps_list): New static function.
3117 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3118 (deps_list_consistent_p, dump_deps_list): New static functions.
3119 (debug_deps_list): New function.
3120 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3122 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3124 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3125 use new scheduler dependencies lists.
3126 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3127 (sched_analyze): Ditto. Initialize dependencies lists.
3128 (add_forw_dep, compute_forward_dependences): Update to use new
3129 scheduler dependencies lists.
3131 (init_dependency_caches): Init deps_obstack.
3132 (free_dependency_caches): Free deps_obstack.
3134 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3135 new scheduler dependencies lists.
3136 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3137 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3139 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3140 Update to use new scheduler dependencies lists.
3141 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3142 (debug_dependencies): Ditto.
3143 (schedule_region): Update comments.
3145 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3146 scheduler dependencies lists.
3147 (schedule_ebb): Update comments.
3149 * rtl.def (DEPS_LIST): Remove.
3151 * lists.c (unused_deps_list): Remove.
3152 (free_list): Update assertions.
3154 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3155 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3157 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3158 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3160 * haifa-sched.c (comments): Update.
3161 (insn_cost1): Remove. Inline the code into insn_cost ().
3162 (insn_cost): Update to use new scheduler dependencies lists. Move
3163 processing of the dependency cost to dep_cost ().
3164 (dep_cost): New function. Use it instead of insn_cost () when
3165 evaluating cost of the dependency. Use compatible interface to
3166 interact with the target.
3167 (priority): Update to use new scheduler dependencies lists.
3168 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3169 with greater number of insns that depend on the insn.
3170 (schedule_insn): Update to use new scheduler dependencies lists. Add
3171 code to free backward dependencies lists. Inline and optimize code
3172 from resolve_dep () - see PR28071.
3173 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3174 lists. Update call to targetm.sched.is_costly_dependence hook.
3176 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3177 scheduler dependencies lists.
3179 (resolve_dep): Remove. Move the logic to schedule_insn ().
3180 (init_h_i_d): Initialize dependencies lists.
3182 (process_insn_depend_be_in_spec): Rename to
3183 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3185 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3186 Update to use new scheduler dependencies lists.
3187 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3189 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3190 new scheduler dependencies lists.
3191 (build_intra_loop_deps): Ditto.
3193 * target.h (struct _dep): Declare to use in
3194 gcc_target.sched.is_costly_dependence.
3195 (struct gcc_target.sched.adjust_cost): Fix typo.
3196 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3197 single dep_t parameter instead of an equivalent triad.
3198 (struct gcc_target.sched.adjust_cost_2): Remove.
3200 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3202 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3204 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3206 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3208 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3209 (REG_DEP_TRUE): Document.
3211 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3212 Change signature to correspond to the targetm.sched.adjust_cost hook.
3213 Update use in TARGET_SCHED_ADJUST_COST_2.
3214 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3215 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3216 new scheduler dependencies lists.
3217 (ia64_gen_check): Ditto.
3219 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3222 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3223 signature to correspond to the targetm.sched.is_costly_dependence hook.
3224 (is_costly_group): Update to use new scheduler dependencies lists.
3226 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3227 instead of INSN_COST () macro.
3229 2007-02-01 Ian Lance Taylor <iant@google.com>
3231 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3233 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3235 * pa.md (tp_load): Correct mfctl instruction syntax.
3237 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3239 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3240 altivec_padding_size calculation on AIX. Improve comment, add
3241 assert to verify that it's right.
3243 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3246 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3249 * global.c (global_alloc): Add mising initialization of
3252 2007-02-01 Roger Sayle <roger@eyesopen.com>
3254 * alias.c (init_alias_analysis): Correct whitespace.
3255 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3256 partition_hot_cold_basic_blocks): Likewise.
3257 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3258 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3259 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3260 fold_builtin_snprintf_chk, fold_builtin_printf,
3261 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3262 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3263 * cfgcleanup.c (cleanup_cfg): Likewise.
3264 * cfgexpand.c (tree_expand_cfg): Likewise.
3265 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3266 * function.c (get_next_funcdef_no): Likewise.
3267 * gengtype.c (main): Likewise.
3268 * genmodes.c (main): Likewise.
3269 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3270 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3271 * ifcvt.c (noce_emit_move_insn): Likewise.
3272 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3274 * stor-layout.c (get_best_mode): Likewise.
3275 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3276 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3277 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3278 perform_var_substitution, solve_graph): Likewise.
3279 * tree-vrp.c (vrp_finalize): Likewise.
3281 2007-02-01 Ian Lance Taylor <iant@google.com>
3283 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3284 high part of a paradoxical subreg, return a constant zero.
3286 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3288 * toplev.c (lang_dependent_init): Call init_set_costs.
3289 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3291 2007-02-01 Richard Guenther <rguenther@suse.de>
3294 * fold-const.c (fold_negate_expr): Allow negating a
3295 constant if overflow does not change.
3297 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3299 * doc/c-tree.texi (Expression trees): Improve markup.
3300 * doc/tm.texi (Register Classes, Addressing Modes)
3301 (Floating Point): Fix spacing after abbreviations. Fix some
3304 2007-02-01 Ben Elliston <bje@au.ibm.com>
3306 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3307 * doc/contrib.texi: Likewise.
3308 * doc/install.texi: Likewise.
3310 2007-01-31 Richard Henderson <rth@redhat.com>
3311 Ian Lance Taylor <iant@google.com>
3313 * lower-subreg.c: New file.
3314 * rtl.def (CONCATN): Define.
3315 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3317 * emit-rtl.c (update_reg_offset): New static function, broken out
3318 of gen_rtx_REG_offset.
3319 (gen_rtx_REG_offset): Call update_reg_offset.
3320 (gen_reg_rtx_offset): New function.
3321 * regclass.c: Revert patch of 2006-03-05, restoring
3323 (clear_reg_info_regno): New function.
3324 * dwarf2out.c (concatn_loc_descriptor): New static function.
3325 (loc_descriptor): Handle CONCATN.
3326 * common.opt (fsplit_wide_types): New option.
3327 * opts.c (decode_options): Set flag_split_wide_types when
3329 * timevar.def (TV_LOWER_SUBREG): Define.
3330 * rtl.h (gen_reg_rtx_offset): Declare.
3331 (reg_scan_update): Declare.
3332 * regs.h (clear_reg_info_regno): Declare.
3333 * tree-pass.h (pass_lower_subreg): Declare.
3334 (pass_lower_subreg2): Declare.
3335 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3336 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3338 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3339 * Makefile.in (OBJS-common): Add lower-subreg.o.
3340 (lower-subreg.o): New target.
3342 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3344 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3346 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3349 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3351 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3354 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3356 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3358 * cfgloop.h: Include vec-prim.h.
3359 (enum li_flags): Remove LI_ONLY_OLD.
3360 (loop_iterator): Changed.
3361 (fel_next, fel_init): Iterate over loop tree.
3362 (FOR_EACH_LOOP_BREAK): New macro.
3363 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3365 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3366 * modulo-sched.c (sms_schedule): Ditto.
3367 * tree-vectorizer.c (vectorize_loops): Ditto.
3368 * doc/loop.texi: Update information on loop numbering and behavior of
3369 FOR_EACH_LOOP wrto new loops.
3370 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3371 add_to_evolution_1): Test nestedness of loops instead of comparing
3373 * tree-chrec.c (chrec_fold_plus_poly_poly,
3374 chrec_fold_multiply_poly_poly, chrec_evaluate,
3375 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3376 reset_evolution_in_loop): Ditto.
3377 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3379 2007-01-31 Dirk Mueller <dmueller@suse.de>
3381 * c-common.c (warn_about_parentheses): Separate warning about
3382 un-parenthized sequence of comparison operators from the one
3383 which is supposed to warn about x <= y <= z.
3385 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3387 * optabs.h (enum optab_index): Add new OTI_isinf.
3388 (isinf_optab): Define corresponding macro.
3389 * optabs.c (init_optabs): Initialize isinf_optab.
3390 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3392 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3393 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3395 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3396 expand_builtin_interclass_mathfn.
3397 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3398 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3399 (fxam<mode>2_i387): New insn pattern.
3400 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3401 built-in functions as x87 inline asm.
3403 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3405 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3407 2007-01-30 Eric Christopher <echristo@apple.com>
3409 * config.gcc: Add geode.
3411 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3413 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3414 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3415 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3416 value-prof.c: Fix comment typos.
3418 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3421 * doc/invoke.texi (Wpointer-arith): Document warning.
3423 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3425 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3426 the list of discrepancies from the draft TR.
3428 2007-01-30 Dirk Mueller <dmueller@suse.de>
3431 * doc/invoke.texi (-Wreturn-type): Update description to
3434 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3436 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3438 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3440 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3441 to handle optabs that operate on floating point input argument and
3442 output to integer output.
3443 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3444 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3445 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3446 expand_builtin_interclass_mathfn ().
3447 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3449 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3450 ilogbl built-in functions as x87 intrinsics.
3452 2007-01-30 Richard Guenther <rguenther@suse.de>
3455 * dwarf2out.c (reference_to_unused): Query varpool if the
3456 variable was output.
3458 2007-01-30 Richard Guenther <rguenther@suse.de>
3461 * passes.c (execute_one_pass): Reset in_gimple_form to not
3462 confuse non-unit-at-a-time mode.
3464 2007-01-29 Roger Sayle <roger@eyesopen.com>
3465 Richard Guenther <rguenther@suse.de>
3467 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3468 avoid undefined behaviour on overflow. Use force_fit_type_double
3469 to construct the constant with the specified TREE_OVERFLOW.
3471 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3473 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3474 * config/dfp-bit.h: Ditto.
3476 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3478 * c-decl.c (pop_scope): Replace warnings with call to
3479 warn_for_unused_label.
3480 * c-common.h (warn_for_unused_label): Declare.
3481 * c-common.c (warn_for_unused_label): Define.
3483 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3485 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3488 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3490 * Makefile.in (USER_H): Remove decfloat.h.
3491 * ginclude/decfloat.h: Delete, moving contents to ...
3492 * ginclude/float.h: Add support for decimal floating point,
3493 guarded by __STDC_WANT_DEC_FP__.
3495 2007-01-29 Mike Stump <mrs@apple.com>
3497 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3498 Analysis and Representation to resolve case insensitive conflict.
3499 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3501 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3503 * tree.h (struct tree_memory_tag): Add aliases member.
3504 (MTAG_ALIASES): New macro.
3505 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3506 (add_may_alias): Remove pointer-set. Update for may_aliases being
3508 (mark_aliases_call_clobbered): Update for may_aliases being a
3510 (compute_tag_properties): Ditto.
3511 (create_partition_for): Ditto.
3512 (compute_memory_partitions): Ditto.
3513 (dump_may_aliases_for): Ditto.
3514 (is_aliased_with): Ditto.
3515 (add_may_alias_for_new_tag): Ditto.
3516 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3517 (compute_is_aliased): New function.
3518 (compute_may_aliases): Call compute_is_aliased).
3519 (init_alias_info): Initialize alias_bitmap_obstack.
3520 (union_alias_set_into): New function.
3521 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3522 (have_common_aliases_p): Rewrite to take two bitmaps and use
3524 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3526 (finalize_ref_all_pointers): Update for add_may_alias changes.
3527 (new_type_alias): Ditto.
3528 * tree-flow-inline.h (may_aliases): Return a bitmap.
3529 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3530 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3531 may_aliases being a bitmap.
3532 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3533 may_aliases now returns a bitmap.
3534 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3536 * tree-ssa-operands.c (add_virtual_operand): Update for
3537 may_aliases being a bitmap.
3539 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3541 PR tree-optimization/30630
3542 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3543 variable as changed.
3545 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3548 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3549 expanded only once even if an error occurs.
3551 2007-01-29 Ben Elliston <bje@au.ibm.com>
3553 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3554 (__gcov_average_profiler): Likewise.
3555 (__gcov_ior_profiler): Likewise.
3556 (__gcov_merge_ior): Likewise.
3558 2007-01-28 Jan Hubicka <jh@suse.cz>
3560 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3561 * value-prof.c (stringop_block_profile): Likewise.
3563 2007-01-28 Jan Hubicka <jh@suse.cz>
3565 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3566 variant handling histograms; add wrapper.
3567 (clear_storage_via_libcall): Export.
3568 (emit_block_move_hints): Break out from ...; add histograms.
3569 (emit_block_move): ... this one.
3570 (clear_storage_hints): Break out from ...; add histograms.
3571 (clear_storage): ... this one.
3572 (set_storage_via_memset): Handle histogram.
3573 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3574 (clear_storage_hints, clear_storage_via_libcall): Declare.
3575 (set_storage_via_setmem): Update prototype.
3576 * doc/md.texi (movmem, setmem): Document new arguments.
3578 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3580 (stringop_block_profile): New global function.
3581 (tree_stringops_values_to_profile): Profile block size and alignment.
3582 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3584 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3585 (stringop_block_profile): Declare.
3586 * builtins.c: Include value-prof.h.
3587 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3588 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3589 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3590 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3591 * profile.c (instrument_values): Add new counters.
3592 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3594 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3595 (tree_init_edge_profiler): Build new profilers.
3596 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3597 (pass_tree_profile): Add dump.
3598 (tree_profile_hooks): Update.
3599 * Makefile.in (LIBGCOV): Add new constants.
3600 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3601 __gcov_ior_profiler): New.
3602 * i386.md (movmem/setmem expanders): Add new optional arguments.
3604 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3606 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3608 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3610 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3611 (tree_unswitch_single_loop): Pass eni_size_weights to
3612 tree_num_loop_insns.
3613 * tree-ssa-loop-manip.c: Include tree-inline.h.
3614 (can_unroll_loop_p): Pass eni_size_weights to
3615 tree_num_loop_insns.
3616 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3617 Pass eni_size_weights to estimate_num_insns.
3618 * tree.h (init_inline_once): Export.
3619 * toplev.c (backend_init): Call init_inline_once.
3620 * cgraphunit.c (cgraph_process_new_functions,
3621 cgraph_analyze_function): Pass eni_inlining_weights to
3623 * ipa-inline.c (compute_inline_parameters): Ditto.
3624 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3625 to estimate_num_insns.
3626 (try_unroll_loop_completely): Pass eni_size_weights to
3627 tree_num_loop_insns.
3628 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3629 ot estimate_num_insns.
3630 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3631 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3632 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3633 eni_time_weights): New variables.
3634 (init_inline_once): Initialize them.
3635 (struct eni_data): Mew.
3636 (estimate_num_insns_1, estimate_num_insns): Use weights.
3637 * tree-inline.h (struct eni_weights_d): New.
3638 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3639 (estimate_num_insns): Declaration changed.
3640 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3641 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3642 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3644 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3646 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3647 relations in the conflict function is valid.
3649 2007-01-27 Ian Lance Taylor <iant@google.com>
3651 * common.opt: Add fstrict-overflow.
3652 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3653 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3654 (TYPE_OVERFLOW_UNDEFINED): Define.
3655 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3657 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3658 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3659 (fold_negate_expr): Likewise.
3660 (make_range): Likewise.
3661 (extract_muldiv_1): Likewise.
3662 (maybe_canonicalize_comparison): Likewise.
3663 (fold_comparison): Likewise.
3664 (fold_binary): Likewise.
3665 (tree_expr_nonnegative_p): Likewise.
3666 (tree_expr_nonzero_p): Likewise.
3667 * tree-vrp.c (compare_values): Likewise.
3668 (extract_range_from_binary_expr): Likewise.
3669 (extract_range_from_unary_expr): Likewise.
3670 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3672 (nowrap_type_p): Likewise.
3673 * tree-scalar-evolution.c (simple_iv): Likewise.
3674 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3675 (build_range_check): Likewise.
3676 (extract_muldiv_1): Likewise.
3677 (fold_comparison): Likewise.
3678 * tree-vrp.c (vrp_int_const_binop): Likewise.
3679 (extract_range_from_unary_expr): Likewise.
3680 * convert.c (convert_to_integer): Likewise.
3681 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3682 (fold_comparison): Likewise.
3683 (fold_binary): Likewise.
3684 * optabs.c (optab_for_tree_code): Likewise.
3685 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3686 * simplify-rtx.c (simplify_const_relational_operation): Check
3687 flag_strict_overflow and flag_trapv.
3688 (simplify_const_relational_operation): Likewise.
3689 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3690 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3693 2007-01-27 Roger Sayle <roger@eyesopen.com>
3695 * tree.c (tree_fold_gcd): Delete.
3696 * tree.h (tree_fold_gcd): Remove prototype.
3697 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3698 test whether one constant integer is a multiple of another. Instead
3699 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3700 * fold-const.c (multiple_of_p): We've determined both TOP and
3701 BOTTOM are integer constants so we can call int_const_binop directly
3702 instead of the more generic const_binop.
3704 2007-01-27 Roger Sayle <roger@eyesopen.com>
3706 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3707 1*X check that the constant hasn't overflowed, to preserve the
3709 (round_up): Provide an efficient implementation when rouding-up an
3710 INTEGER_CST to a power-of-two.
3712 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3714 * doc/sourcebuild.texi: Add comma for clarity.
3715 * doc/extend.texi: Fix some typos.
3716 * doc/passes.texi: Likewise.
3717 * doc/cppinternals.texi: Likewise.
3718 * doc/c-tree.texi: Likewise.
3719 * doc/tree-ssa.texi: Likewise.
3720 * doc/install.texi: Likewise.
3722 2007-01-27 Jan Hubicka <jh@suse.cz>
3724 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3725 (pass_sra): Do not require alias information.
3726 * passes.c (init_optimization_passes): Add SRA
3728 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3730 * tracer.c (rest_of_handle_tracer): We already cleaned
3731 up the CFG in tracer() so don't do it here again.
3732 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3733 cleanup_cfg here, either. And don't call renumber_insns.
3735 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3736 and BB_HEAD are in the insn stream here. Instead make sure
3737 that BB_INSN is valid on all insns. Also, do check here that
3738 there are no pending branch predictions...
3739 (rtl_verify_flow_info): ...instead of doing it here. Checks
3740 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3743 2007-01-26 Roger Sayle <roger@eyesopen.com>
3745 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3746 function to simplify/factorize operand order canonicalization.
3747 (ix86_fixup_binary_operands): Reorganize using the above function.
3748 (ix86_binary_operator_ok): Likewise.
3750 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3752 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3753 file scope from optimize_attrs.
3754 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3756 (optimize_attrs): Clear insn_code_values after freeing it.
3758 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3760 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3761 a parts.base assignment.
3763 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3765 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3766 (compute_subscript_distance, initialize_data_dependence_relation,
3767 finalize_ddr_dependent, analyze_ziv_subscript,
3768 analyze_siv_subscript_cst_affine,
3769 compute_overlap_steps_for_affine_univar,
3770 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3771 analyze_siv_subscript, analyze_miv_subscript,
3772 analyze_overlapping_iterations, subscript_dependence_tester_1,
3773 compute_self_dependence, free_dependence_relation): Work
3774 with affine_fn instead of chrecs.
3775 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3776 common_affine_function, affine_function_base,
3777 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3778 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3779 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3780 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3781 (all_chrecs_equal_p): Removed.
3782 * tree-data-ref.h (affine_fn, conflict_function): New types.
3783 (struct subscript): Change type of conflicting_iterations_in_a
3784 and conflicting_iterations_in_b.
3786 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3789 * config/pa/pa.h (TARGET_HPUX_11): New.
3790 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3791 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3793 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3794 Richard Guenther <rguenther@suse.de>
3796 * tree-ssa-structalias.c (solve_graph): Handle case
3797 we merged the variable to another.
3799 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3801 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3804 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3805 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3807 2007-01-25 DJ Delorie <dj@redhat.com>
3809 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3810 allow changes to modes which don't fit in those registers.
3812 * reload1.c (choose_reload_regs): Check for invalid subregs before
3813 computing their locations, not after.
3815 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3818 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3819 save Altivec registers in an eh_return function.
3820 (compute_vrsave_mask): Likewise.
3821 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3822 for saving Altivec registers.
3823 (rs6000_emit_prologue): Don't allocate stack twice in
3824 eh_return function. Correct expected value of altivec_save_offset
3825 when using save_world. Describe save of R0 to stack when using
3826 save_world. Describe stack pointer adjustment when using
3827 save_world. Remove duplicated eh_return parameter register saving.
3828 Update sp_offset variable after save_world.
3829 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3831 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3832 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3835 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3837 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3839 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3842 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3843 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3845 2007-01-25 Richard Guenther <rguenther@suse.de>
3847 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3848 * common.opt (-Wcoverage-mismatch): New warning option.
3849 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3850 if -Wcoverage-mismatch is given.
3852 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3854 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3855 (ipcp_driver): Change to static definition.
3856 Add dumping of the ifunctions.
3857 (constant_val_insert): Remove unused parameter. Support for SSA.
3858 (ipcp_propagate_const): Support for SSA.
3859 (ipcp_profile_bb_print): Print only analyzed nodes.
3860 (ipcp_replace_map_create): Remove support for Fortran constant
3862 * ipa-prop.c (ipa_method_modify_stmt,
3863 ipa_callsite_compute_param): Support for SSA.
3864 * ipa-prop.h (ipcp_driver): Remove declaration.
3865 (IS_VALID_TREE_MAP_INDEX): Add define.
3867 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3869 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3871 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3874 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3875 constant argument to cabs and do it without checking for
3876 -funsafe-math-optimizations.
3878 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3880 * c-common.h (RID_FIRST_CXX0X): New.
3881 (RID_LAST_CXX0X): New.
3882 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3884 * c.opt (Wc++0x-compat): New.
3885 * doc/invoke.texi (-Wc++0x-compat): Document.
3887 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3889 * builtins.c (fold_builtin_carg): New.
3890 (fold_builtin_1): Use it.
3892 2007-01-24 Jan Hubicka <jh@suse.cz>
3894 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3896 * ipa-inline.c (initial_insns, max_insns): Delete.
3897 (compute_max_insns): New function.
3898 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3899 of insns as base for code growth.
3900 (cgraph_decide_inlining): Make initial_insns local; do not compute
3902 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3903 * doc/invoke.texi (inline-unit-growth): Update docs.
3905 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3907 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3908 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3909 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3910 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3911 for CPUs that have PTA_CX16 set.
3914 * gimplify.c (omp_check_private): New function.
3915 (gimplify_scan_omp_clauses): Use it for
3916 firstprivate/lastprivate/reduction.
3919 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3920 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3923 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3924 If lower_lastprivate_clauses emits some statements, append them
3925 to dlist rather than body_p and to body_p append an initializer.
3926 (lower_omp_for): Adjust caller.
3928 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3930 * target.h (globalize_decl_name): New.
3931 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3932 * output.h (default_globalize_decl_name): New.
3933 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3935 (globalize_decl): Ditto.
3936 (default_globalize_decl_name): New.
3937 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3938 (ia64_handle_version_id_attribute): New.
3939 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3940 (ia64_asm_output_external): Use globalize_decl_name instead
3942 * doc/extend.texi (version_id): New pragma.
3943 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3945 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3947 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3948 _uleb128_t and _Unwind_SWord with _sleb128_t.
3949 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3950 uw_frame_state_for, uw_update_context_1): Likewise.
3951 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3952 * unwind-pe.h (read_uleb128, read_sleb128,
3953 read_encoded_value_with_base): Likewise.
3954 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3956 2007-01-24 Richard Guenther <rguenther@suse.de>
3958 * builtins.c (expand_builtin_cexpi): Get the fndecl
3959 for cexp in the correct way.
3961 2007-01-24 Jan Hubicka <jh@suse.cz>
3963 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3965 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3967 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3968 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3969 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3970 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3971 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3972 __SIZEOF_PTRDIFF_T__.
3973 * doc/cpp.texi: Documentation for the new builtin macros added.
3975 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3977 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3978 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3979 instead of operands[2] to avoid access past the end of array.
3981 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3983 * reload1.c (emit_reload_insns): Pass the reload register
3984 for a non-spill output reload through forget_old_reloads_1.
3986 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3988 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3989 _SOFT_DOUBLE if doubles use software floating-point.
3990 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3991 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3992 * config/rs6000/darwin-ldouble.c: Also compile functions for
3993 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3994 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3995 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3996 commented-out long double override.
3997 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3998 * config/rs6000/eabispe.h: Likewise.
3999 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4000 long double for non-SPE.
4001 (rs6000_handle_option): Likewise.
4002 (invalid_e500_subreg): Disallow more subregs involding DImode,
4003 DFmode, TImode or TFmode.
4004 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4006 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4008 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4009 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4011 (rs6000_legitimate_address): Also check for TFmode for E500
4013 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4014 (spe_build_register_parallel): Handle TFmode and TCmode.
4015 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4017 (function_arg): Handle TFmode and TCmode for E500 double.
4018 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4020 (print_operand): Handle TFmode and TImode for %y.
4021 (rs6000_generate_compare): Handle TFmode comparisons for E500
4023 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4024 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4025 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4026 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4027 TFmode for E500 double.
4028 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4029 (floatsidf2): Enable for E500 double.
4030 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4031 (extenddftf2): Change to extenddftf2_fprs.
4032 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4033 depending on TARGET_E500_DOUBLE.
4034 (extendsftf2): Enable for E500 double.
4035 (trunctfdf2): Enable for E500 double.
4036 (trunctfsf2): Change to trunctfsf2_fprs.
4037 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4038 depending on TARGET_E500_DOUBLE.
4039 (floatsitf2): Enable for E500 double.
4040 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4041 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4042 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4043 (negtf2): Change to negtf2_internal.
4044 (negtf2): New expander.
4045 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4046 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4047 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4048 (movdi_internal32): Use rs6000_nonimmediate_operand.
4049 (unnamed splitter): Likewise.
4050 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4051 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4052 (SPE64TF, DITI): New mode macros.
4053 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4056 (frob_<mode>_di_2): New.
4057 (frob_tf_di_8_2): New.
4058 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4060 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4062 (frob_ti_<mode>_8_2): New.
4063 (frob_ti_tf_2): New.
4064 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4065 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4067 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4068 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4069 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4070 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4071 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4072 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4075 2007-01-23 Ian Lance Taylor <iant@google.com>
4077 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4079 (OBJS-archive): Reformat, alphabetize.
4080 (OBJS): Change out_object_file to OBJS-md.
4082 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4084 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4085 JUMP_P and CALL_P predicates where applicable.
4086 * config/i386/i386.c: Ditto.
4087 * config/i386/i386.md: Ditto.
4088 * config/i386/mmx.md: Ditto.
4089 * config/i386/predicates.md: Ditto.
4091 2007-01-22 Andreas Schwab <schwab@suse.de>
4093 * config/m68k/m68k.h: Fix comment.
4095 2007-01-22 Jan Hubicka <jh@suse.cz>
4097 * passes.c (init_optimization_passes): Do not rerun
4098 pass_early_warn_uninitialized.
4100 2007-01-22 Richard Guenther <rguenther@suse.de>
4102 PR tree-optimization/30038
4103 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4105 (execute_cse_sincos_1): Likewise.
4106 (execute_cse_sincos): Likewise.
4107 (gate_cse_sincos): Likewise.
4108 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4109 the cexpi() canonicalization of sincos().
4110 * tree-pass.h (pass_cse_sincos): Declare.
4111 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4113 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4115 PR rtl-optimization/29329
4116 * combine.c (replaced_rhs_insn): Rename to i2mod.
4117 (replaced_rhs_value): Rename to i2mod_new_rhs.
4118 (i2mod_old_rhs): New global variable.
4119 (combine_instructions): Adjust for above change. Save a copy of
4120 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4121 note are substituted in the second instruction.
4122 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4123 ditch the note if it pertains to the second eliminated register
4124 and this register is mentioned in i2mod_old_rhs.
4127 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4129 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4130 the insn to which the note was originally attached.
4132 2007-01-21 Jan Hubicka <jh@suse.cz>
4134 * ipa-inline.c (inlining_mode): Comment, move up.
4135 (cgraph_decide_inlining_incrementally): Do not perform inlining
4136 itself; fix handling of flattening of self recursive functions.
4137 (cgraph_find_cycles): Remove.
4138 (cgraph_flatten_node): Remove.
4139 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4140 (try_inline): New function.
4141 (cgraph_early_inlining): Update call of
4142 cgraph_decide_inlining_incrementally. Apply inlining here.
4143 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4145 2007-01-21 Dirk Mueller <dmueller@suse.de>
4148 * tree-vrp.c (check_array_bounds): do not warn
4149 about ADDR_EXPR's of ARRAY_REF's which are immediately
4150 used in binary expressions.
4152 2007-01-21 Ira Rosen <irar@il.ibm.com>
4154 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4155 read_write_dep and macros for its access.
4156 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4157 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4158 argument, call vect_check_interleaving for every independent pair of
4159 data-refs. Mark loads that access the same memory location as a store
4161 (vect_check_dependences): Remove.
4162 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4163 call, fix the call to vect_analyze_data_ref_dependence.
4164 (vect_analyze_data_ref_access): For statements that access the same
4165 data-ref, check that they are not stores; for loads, check that there
4166 is no store that access the same location.
4168 2007-01-20 Roger Sayle <roger@eyesopen.com>
4169 Joseph Myers <joseph@codesourcery.com>
4171 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4172 (-fdump-rtl-stack): Likewise.
4173 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4174 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4175 (-mpt-fixed): Use @minus{} for minus sign.
4176 (Using Precompiled Headers): Fix under/overfull hbox.
4178 2007-01-20 Jan Hubicka <jh@suse.cz>
4180 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4181 place within annotation.
4183 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4185 * pa.c (output_move_double): Change array size of xoperands to 4.
4187 2007-01-20 Jan Hubicka <jh@suse.cz>
4189 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4192 2007-01-19 Ian Lance Taylor <iant@google.com>
4194 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4195 constant to unsigned HOST_WIDE_INT before negating.
4197 2007-01-19 Ian Lance Taylor <iant@google.com>
4199 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4201 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4202 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4203 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4204 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4205 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4206 (realloc_vdef, realloc_vuse): Change second parameter to
4208 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4210 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4211 unsigned. Change x and lim locals to unsigned.
4212 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4214 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4215 (copy_virtual_operands): Change i and n locals to unsigned.
4217 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4220 * builtins.c (fold_builtin_1): Handle builtin fdim.
4222 2007-01-20 Jan Hubicka <jh@suse.cz>
4224 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4225 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4226 init_alias_heapvars.
4227 (init_alias_heapvars): Initialize only when not already initialized.
4228 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4230 2007-01-19 Roger Sayle <roger@eyesopen.com>
4232 * common.opt (fsigned-zeros): New command line option.
4233 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4234 of flag_unsafe_math_optimizations.
4235 * opts.c (set_fast_math_flags): The -ffast-math command line option
4236 implies -fno-signed-zeros.
4237 (fast_math_flags_set_p): Likewise.
4239 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4240 the documentation of -ffast-math appropriately. Wrap long lines.
4242 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4244 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4245 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4247 2007-01-19 Tomas Bily <tbily@suse.cz>
4249 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4251 (tree_init_ic_make_global_vars): New function
4252 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4253 (tree_gen_ic_profiler): New function
4254 (tree_gen_ic_func_profiler): New function
4255 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4256 (tree_profile_hooks): Added hook for indirec/virtual calls
4257 * value-prof.c (tree_find_values_to_profile): New case for
4259 (tree_values_to_profile): Call for determining indirect/virtual
4261 (tree_indirect_call_to_profile): New function
4262 (tree_ic_transform): New function
4263 (tree_ic): New function
4264 (find_func_by_pid): New function
4265 (init_pid_map): New function
4266 (tree_value_profile_transformations): Added check for
4267 indirect/virtual call transformation
4268 * value-prof.h (enum hist_type): New counter type for
4269 indirect/virtual calls
4270 (profile_hooks): Added new hook for profiling indirect/virtual
4272 * profile.c (instrument_values): New case for indirect/virtual
4274 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4275 (GCOV_COUNTER_V_INDIR): New counter type
4276 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4277 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4279 * cgraph.c: Definition of cgraph_max_pid
4280 (cgraph_create_node): Default init of pid attribute
4281 * cgraph.h: Declaration of cgraph_max_pid
4282 (struct cgraph_node): Added pid attribute
4283 * libgcov.c (__gcov_indirect_call_profiler): New function
4284 (__gcov_one_value_profiler_body): New function
4285 (__gcov_one_value_profiler): Body was moved to
4286 __gcov_one_value_profiler_body and calls it
4288 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4290 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4291 * gengtype.c (write_types_data, write_func_for_structure,
4292 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4293 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4294 (walk_type, write_func_for_structure): Generate the mark_hook if
4297 2007-01-19 Jan Hubicka <jh@suse.cz>
4299 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4300 'early' argument take inlining mode argument specifying whether to
4301 inline for size/speeed or all functions; add support for flattening;
4303 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4305 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4308 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4309 the name of the declared identifier.
4311 2007-01-19 Dirk Mueller <dmueller@suse.de>
4313 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4314 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4315 duplicate evaluation.
4317 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4319 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4320 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4321 to XFMode, use acosxf2 and truncate result to requested mode.
4322 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4323 (asin<mode>2): Similarly, with asin expanders.
4324 (*fscalexf4_i387): Rename from *fscalexf4.
4325 (expNcorexf3): New expander.
4326 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4327 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4328 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4329 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4330 patterns for SSE math.
4331 (exp10<mode>2): Similarly, with exp10 expanders.
4332 (exp2<mode>2): Similarly, with exp2 expanders.
4333 (expm1<mode>2): Similarly, with expm1 expanders.
4334 (ldexp<mode>3): Similarly, with ldexp expanders.
4335 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4336 Use gen_truncxf<mode>2_i387_noop to truncate result.
4338 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4340 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4341 for ColdFire targets.
4343 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4344 Richard Sandiford <richard@codesourcery.com>
4346 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4347 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4348 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4349 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4350 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4351 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4353 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4355 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4356 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4357 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4358 (*adddi_dilshr32_cf): New pattern.
4359 (adddi3, subdi3): Remove first alternatives.
4361 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4363 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4364 implemented using move.l, do not use its cc result for floating-point
4367 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4369 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4370 from accepting 's' constraints if flag_pic.
4372 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4374 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4375 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4376 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4377 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4379 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4381 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4382 ColdFire alternatives.
4383 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4384 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4385 architectures that support ff1 instruction.
4387 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4388 Julian Brown <julian@codesourcery.com>
4390 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4391 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4392 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4395 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4397 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4399 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4400 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4401 HOST_WIDE_INT instead of an rtx.
4402 (m68k_rtx_costs): Update call accordingly.
4403 (output_move_const_into_data_reg): Likewise. Fix formatting.
4404 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4406 (output_move_simode_const): Update calls after above changes.
4407 Rework to use automatic variables and predicates like MEM_P.
4408 * config/m68k/m68k.md (pushexthisi_const): Update call to
4411 2007-01-19 Dirk Mueller <dmueller@suse.de>
4413 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4416 2007-01-19 Richard Guenther <rguenther@suse.de>
4418 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4419 via cexp in case sincos is not available.
4421 2007-01-19 Richard Guenther <rguenther@suse.de>
4423 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4424 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4425 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4426 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4427 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4428 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4429 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4430 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4432 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4434 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4436 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4437 (atan2xf3): Directly generate RTL pattern.
4438 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4439 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4440 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4441 disable patterns for SSE math.
4442 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4443 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4444 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4445 disable patterns for SSE math.
4447 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4449 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4451 2007-01-18 Roger Sayle <roger@eyesopen.com>
4453 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4454 VIEW_CONVERT_EXPR to the same type as it's operand.
4456 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4458 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4459 configured for long double 128.
4461 2007-01-18 Mike Stump <mrs@apple.com>
4463 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4466 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4468 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4471 2007-01-18 Jan Hubicka <jh@suse.cz>
4473 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4474 greater than NUM_VOP_FREE_BUCKETS.
4476 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4478 * tree-ssa-structalias.c: Update comments.
4479 (ptabitmap_obstack): Removed.
4481 (oldpta_obstack): Ditto.
4482 (stats): Add a few members.
4483 (struct variable_info): Remove node, complex, address_taken, and
4484 indirect_target members. Add oldsolution member.
4485 (new_var_info): Do not initialize removed members.
4486 (constraint_expr_type): Remove INCLUDES.
4487 (constraint_graph): Add size, implicit_preds, rep,
4488 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4489 (FIRST_REF_NODE): New macro.
4490 (LAST_REF_NODE): Ditto.
4491 (FIRST_ADDR_NODE): Ditto.
4492 (find): New function.
4494 (dump_constraint): Do not handle INCLUDES.
4495 (insert_into_complex): Do not insert duplicate constraints.
4496 (condense_varmap_nodes): Renamed and rewritten into ...
4497 (merge_node_constraints): This. Also fix bug in handling of
4498 offseted copy constraints.
4499 (clear_edges_for_node): No longer need to deal with preds at all,
4500 or removing associated preds/succs.
4501 (merge_graph_nodes): Deal with indirect_cycles.
4502 Don't deal with predecessors.
4503 (add_implicit_graph_edge): New function.
4504 (add_pred_graph_edge): Ditto.
4505 (add_graph_edge): Don't deal with predecessors.
4506 (build_constraint_graph): Removed.
4507 (build_pred_graph): New function.
4508 (build_succ_graph): Ditto.
4509 (struct scc_info): Removed in_component. Added roots, dfs, and
4510 node_mapping. Remove visited_index, unification_queue.
4511 (scc_visit): Deal with union-find we do now.
4512 Deal with cycles with REF nodes.
4513 (collapse_nodes): Renamed and rewritten to ...
4514 (unify_nodes): This.
4515 (process_unification_queue): Removed.
4516 (topo_visit): Cleanup
4517 (do_da_constraint): Use find.
4518 (do_sd_constraint): Ditto.
4519 (do_ds_constraint): Ditto.
4520 (do_complex_constraint): Ditto.
4521 (init_scc_info): Update for removed and added members.
4522 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4523 (find_indirect_cycles): This.
4524 (equivalence_class): New variable.
4525 (label_visit): New function.
4526 (perform_variable_substitution): Rewritten.
4527 (free_var_substitution_info): New function.
4528 (find_equivalent_node): Ditto.
4529 (move_complex_constraints): Ditto.
4530 (eliminate_indirect_cycles): Ditto.
4531 (solve_graph): Only propagate changed bits.
4532 Use indirect cycle elimination.
4534 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4535 (tree_id_eq): Renamed to ...
4536 (tree_vi_eq): This. Update for member change
4537 (insert_id_for_tree): Renamed and rewritten to ...
4538 (insert_vi_for_tree): This.
4539 (lookup_id_for_tree): Renamed and rewritten to ...
4540 (lookup_vi_for_tree): This.
4541 (get_id_for_tree): Renamed and rewritten to ...
4542 (get_vi_for_tree): Ditto.
4543 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4544 (process_constraint): Don't handle INCLUDES.
4545 Remove special ADDRESSOF case.
4546 (find_func_aliases): Rewrite to use vi functions instead of id
4548 (create_function_info_for): Ditto.
4549 (create_variable_info_for): Ditto.
4550 (intra_create_variable_infos): Ditto.
4551 (merge_smts_into): Ditto.
4552 (find_what_p_points_to): Ditto.
4553 (init_base_vars): Ditto.
4554 (init_alias_vars): Ditto.
4555 (remove_preds_and_fake_succs): New function.
4556 (dump_sa_points_to_info): Dump new stats.
4557 (dump_solution_for_var): Use find.
4558 (set_used_smts): Fix formatting.
4559 (compute_points_to_sets): Updated for new functions.
4560 (ipa_pta_execute): Ditto.
4562 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4563 Richard Sandiford <richard@codesourcery.com>
4565 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4567 * calls.c (expand_call): If the return value is a PARALLEL,
4568 extract its first member.
4569 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4570 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4571 use FUNCTION_EXTRA_EPILOGUE.
4572 (m68k_function_value): Return a PARALLEL if the return value
4573 is of a pointer type.
4574 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4575 (FUNCTION_EXTRA_EPILOGUE): Remove.
4576 * config/m68k/m68k.md (D0_REG): New constant.
4578 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4580 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4581 output a NOP for empty epilogues.
4583 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4585 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4586 before function. Extend register save check to include all
4587 registers, not just integer ones.
4589 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4591 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4592 (m68k_use_return_insn): ...this.
4593 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4594 * config/m68k/m68k.c (use_return_insn): Rename to...
4595 (m68k_use_return_insn): ...this.
4596 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4599 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4601 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4602 nearest even, fix denormal rounding overflow.
4604 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4606 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4607 f%$smove and f%$move.
4608 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4609 (extendsfdf2_cf): Use fdmove instead of f%&move.
4610 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4611 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4613 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4615 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4618 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4620 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4621 (coldfire_single_format): Declare.
4622 (coldfire_double_format): Likewise.
4623 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4624 of qnan_msb_set to determine the lower bits of a canonical
4626 (encode_ieee_double): Likewise.
4627 (encode_ieee_quad): Likewise.
4628 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4629 (mips_single_format): Likewise.
4630 (ieee_double_format): Likewise.
4631 (mips_double_format): Likewise.
4632 (ieee_extended_motorola_format): Likewise.
4633 (ieee_extended_intel_96_format): Likewise.
4634 (ieee_extended_intel_128_format): Likewise.
4635 (ieee_extended_intel_96_round_53_format): Likewise.
4636 (ibm_extended_format): Likewise.
4637 (mips_extended_format): Likewise.
4638 (ieee_quad_format): Likewise.
4639 (mips_quad_format): Likewise.
4640 (vax_f_format): Likewise.
4641 (vax_d_format): Likewise.
4642 (vax_g_format): Likewise.
4643 (i370_single_format): Likewise.
4644 (i370_double_format): Likewise.
4645 (decimal_single_format): Likewise.
4646 (decimal_double_format): Likewise.
4647 (decimal_quad_format): Likewise.
4648 (c4x_single_format): Likewise.
4649 (c4x_extended_format): Likewise.
4650 (real_internal_format): Likewise.
4651 (coldfire_single_format): New real_format.
4652 (coldfire_double_format): Likewise.
4653 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4654 canonical_nan_lsbs_set.
4655 (pdp11_d_format): Likewise.
4656 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4657 if TARGET_COLDFIRE_CPU.
4659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4661 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4662 (output_call, m68k_legitimize_call_address): Declare.
4663 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4664 parenthesees. Add support for a 'W' constraint.
4665 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4666 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4667 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4668 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4670 (override_options): Initialize them. Do not set flag_no_function_cse
4671 for TARGET_ID_SHARED_LIBRARY.
4672 (m68k_output_pic_call): Delete.
4673 (m68k_legitimize_call_address): New function.
4674 (print_operand): Remove the %o prefix. Handle the %p prefix.
4675 (output_call): New function.
4676 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4677 target address from the GOT if symbolic jumps are not allowed.
4678 * config/m68k/m68k.md (call, general_operand): Do not set
4679 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4680 Merge separate flag_pic and !flag_pic define_insns into...
4681 (*call, *call_value): ...these new patterns. Match the address
4682 rather than the containing MEM and require it to be a call_operand.
4683 Use output_call to generate the asm template.
4684 * config/m68k/predicates.md (const_call_operand): New predicate.
4685 (call_operand): Likewise.
4687 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4689 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4690 (STACK_GROWS_DOWNWARD): Define to 1.
4691 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4692 comments, emphasizing that these values are only defaults.
4693 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4694 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4696 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4698 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4700 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4701 Richard Sandiford <richard@codesourcery.com>
4703 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4704 (FP_REGNO_P): New macros.
4705 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4706 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4707 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4708 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4710 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4712 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4713 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4715 * config/m68k/t-floatlib: New file, extracting common code from...
4716 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4717 * config/m68k/t-uclinux: Here.
4718 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4719 routines on ColdFire targets.
4721 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4723 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4724 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4725 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4726 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4727 explicitly set MOTOROLA to 1.
4728 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4730 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4731 Nathan Sidwell <nathan@codesourcery.com>
4733 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4734 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4735 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4736 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4737 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4738 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4739 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4740 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4741 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4742 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4743 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4744 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4745 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4746 (DBX_REGISTER_NUMBER): Delete.
4747 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4748 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4749 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4753 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4754 * config/flat.h: New file.
4755 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4757 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4758 indirect references for -msep-data or -mid-shared-library.
4759 Do not use PC-relative code addresses either.
4760 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4762 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4763 for shared libraries and crt1.o for executables. Use crti.o and
4765 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4766 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4767 Do not add -elf2flt or -shared-lib-id options here.
4768 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4769 Pass -shared-lib-id if -mid-shared-library, taking the library
4770 identifier from -mshared-library-id if given, otherwise
4772 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4773 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4774 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4775 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4776 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4777 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4779 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4780 jump sequence for ISA A and ISA A+.
4781 (PICJUMP): Likewise.
4783 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4785 * config.gcc (m68k-*-uclinux*): Base the port on the common
4786 and m68k GNU/Linux files rather than on the generic ELF ones.
4787 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4788 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4790 2007-01-18 Julian Brown <julian@codesourcery.com>
4791 Richard Sandiford <richard@codesourcery.com>
4793 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4794 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4795 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4797 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4799 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4803 * doc/install.texi: Document m68k-uclinuxoldabi.
4804 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4805 * config/m68k/uclinux-oldabi.h: New file, copied from
4806 config/m68k/uclinux.h.
4808 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4810 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4811 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4812 (m32r_compute_frame_size): Use unsigned for regno.
4813 (m32r_reload_lr): Use gen_frame_mem.
4815 (m32r_output_function_epilogue): Don't output the function epilogue
4817 (m32r_expand_epilogue): New.
4818 (direct_return): Return false if the function has the interrupt
4820 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4821 * config/m32r/m32r.md (epilogue): New expander.
4822 (return_lr, return_rte): New insns.
4823 (return): Make it expander.
4824 (return_normal): New expander.
4826 2007-01-18 Josh Conner <jconner@apple.com>
4829 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4830 support for UNLE, UNLT, UNGE, and UNGT.
4832 2007-01-18 Jan Hubicka <jh@suse.cz>
4834 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4835 * tree-tailcall (add_virtual_phis): Likewise.
4836 (optimize_tail_call): Return TODOs.
4837 (execute_tail_calls): Return TODOs.
4838 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4839 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4841 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4842 Cleanup cfg using TODO.
4843 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4844 * passes.c (execute_function_todo): When cleanup did something, remove
4846 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4847 (make_edges): Don't cleanup_cfg.
4849 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4851 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4852 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4853 operate on the top of stack.
4854 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4855 register handling of instructions that output to the second
4857 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4858 (move_for_stack_reg): Special-case check for dead destination
4859 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4861 * config/i386/i386.md (UNSPEC_TAN): New constant.
4862 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4863 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4864 to correctly model move of constant 1.0 to top stack slot.
4865 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4866 (unnamed peephole2 pattern): Remove corresponding peephole2
4867 pattern that optimizes tan insn and loading of constant 1.0.
4868 (tanxf2): Use fptanxf4_i387.
4869 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4870 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4871 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4872 disable patterns for SSE math.
4873 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4874 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4876 2007-01-18 Dirk Mueller <dmueller@suse.de>
4877 Richard Guenther <rguenther@suse.de>
4880 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4881 * common.opt (Warray-bounds): Add new warning option.
4882 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4884 * Makefile.in: make tree-vrp.o depend on toplev.h
4885 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4887 (check_array_refs, check_array_bounds, check_array_ref): New.
4889 2007-01-18 Jan Hubicka <jh@suse.cz>
4891 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4892 (execute_ssa_ccp): Return flags conditionally.
4893 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4895 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4897 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4899 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4900 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4902 * Makefile.c (GTFILES): Add cfglayout.h.
4903 * gengtype.c (open_base_files): Likewise.
4904 * cfglayout.c (cfg_layout_function_footer,
4905 cfg_layout_function_header) Reindent to make gengtype happy.
4906 * cfglayout.h (cfg_layout_function_footer,
4907 cfg_layout_function_header): Add GTY(()) marker.
4909 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4911 2007-01-18 Ben Elliston <bje@au.ibm.com>
4913 * genautomata.c (write_automata): Include xstrerror output in the
4914 error message if writing the DFA description file fails.
4916 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4918 * config/mips/mips-protos.h (mips_output_external): Make it
4920 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4921 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4922 (extern_list): Likewise.
4923 (extern_head): Likewise.
4924 (TARGET_ASM_FILE_END): Likewise.
4925 (mips_file_end): Likewise.
4926 (mips_output_external): Rewritten.
4928 2007-01-18 Ben Elliston <bje@au.ibm.com>
4930 * genpreds.c (write_insn_preds_c): Only write out the function
4931 body for regclass_for_constraint if we have register constraints.
4933 2007-01-17 Tom Tromey <tromey@redhat.com>
4935 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4936 * doc/install.texi (Testing): Use sourceware.org.
4937 (Binaries): Likewise.
4938 (Specific): Likewise.
4939 * doc/contrib.texi (Contributors): Use sourceware.org.
4941 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4943 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4944 (AVR_ENHANCED): Rename to ...
4945 (AVR_HAVE_MUL): ... new.
4946 (avr_enhanced_p): Rename to ...
4947 (avr_have_mul_p): ... new.
4948 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4949 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4950 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4951 (avr_have_mul_p): ... new.
4952 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4953 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4954 'avr_enhanced_p' and 'enhanced'.
4955 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4956 AVR_HAVE_MUL instead of AVR_ENHANCED.
4957 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4958 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4959 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4960 instead of AVR_ENHANCED.
4961 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4962 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4963 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4965 2007-01-17 Ian Lance Taylor <iant@google.com>
4967 * vec.h (VEC_reserve_exact): Define.
4968 (vec_gc_p_reserve_exact): Declare.
4969 (vec_gc_o_reserve_exact): Declare.
4970 (vec_heap_p_reserve_exact): Declare.
4971 (vec_heap_o_reserve_exact): Declare.
4972 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4974 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4976 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4977 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4978 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4979 * vec.c (calculate_allocation): Add exact parameter. Change all
4981 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4982 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4983 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4984 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4985 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4986 (vec_heap_p_reserve_exact): New function.
4987 (vec_heap_o_reserve_exact): New function.
4989 2007-01-17 Jan Hubicka <jh@suse.cz>
4991 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4993 2007-01-17 Eric Christopher <echristo@apple.com>
4995 * config.gcc: Support core2 processor.
4997 2007-01-16 Jan Hubicka <jh@suse.cz>
4999 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5000 the names, just unlink the chain so we don't crash on dangling pointers
5003 2007-01-16 Jan Hubicka <jh@suse.cz>
5005 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5006 * tree-pass.h: Reorder to make IPA passes appear toegher.
5007 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5008 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5009 parameters, do not call early inliner.
5010 * ipa-inline.c: Update comments. Include tree-flow.h
5011 (cgraph_decide_inlining): Do not compute inlining parameters.
5012 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5013 be called with function context set up.
5014 (pass_ipa_inline): Remove unreachable functions before pass.
5015 (cgraph_early_inlining): Simplify assuming to be called from the
5017 (pass_early_inline): New pass.
5018 (cgraph_gate_ipa_early_inlining): New gate.
5019 (pass_ipa_early_inline): Turn into simple wrapper.
5020 (compute_inline_parameters): New function.
5021 (gate_inline_passes): New gate.
5022 (pass_inline_parameters): New pass.
5023 (apply_inline): Move here from tree-optimize.c
5024 (pass_apply_inline): New pass.
5025 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5027 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5029 (tree_function_versioning): Do not allocate dummy struct function.
5030 * tree-inline.h (optimize_inline_calls): Update prototype.
5031 * tree-optimize.c (execute_fixup_cfg): Export.
5032 (pass_fixup_cfg): Remove
5033 (tree_rest_of_compilation): Do not apply inlines.
5034 * tree-flow.h (execute_fixup_cfg): Declare.
5035 * Makefile.in (gt-passes.c): New.
5036 * passes.c: Include gt-passes.h
5037 (init_optimization_passes): New passes.
5038 (nnodes, order): New static vars.
5039 (do_per_function_toporder): New function.
5040 (execute_one_pass): Dump current pass here.
5041 (execute_ipa_pass_list): Don't dump current pass here.
5043 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5045 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5046 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5048 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5050 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5051 (strong_alias): Define.
5052 (__gcc_qmul): Provide non-FMA for soft-float.
5058 (__gcc_qunord): New.
5068 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5069 soft-float functions.
5070 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5071 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5072 about long double soft float.
5074 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5075 Tehila Meyzels <tehila@il.ibm.com>
5077 * tree-vectorizer.h (is_pattern_stmt_p): New.
5078 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5079 formatting (tabs instead of spaces). Cleanup and clarify setting
5080 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5081 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5082 (vectorizable_type_demotion): Check that types are integral.
5083 (vectorizable_type_promotion): Likewise.
5084 (vectorizable_store): Fix typo. Eliminate new-line at end of
5087 2007-01-16 Jan Hubicka <jh@suse.cz>
5089 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5092 2007-01-15 Eric Christopher <echristo@apple.com>
5094 * ifcvt.c: Include vec.h, vecprim.h.
5095 (check_cond_move_block): New argument regs.
5096 Reorganize. Add registers used to regs.
5097 (cond_move_process_if_block): Use regs set above as
5100 2007-01-15 Eric Christopher <echristo@apple.com>
5102 * config/darwin.h: Update copyright.
5103 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5104 (LINK_COMMAND_SPEC): Add -u.
5105 (LINK_SPEC): Fix umbrella for above.
5107 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5109 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5112 2007-01-15 Tom Tromey <tromey@redhat.com>
5114 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5115 * doc/install.texi (Testing): Don't mention jacks.
5116 (Configuration): Document --enable-java-maintainer-mode. Move
5117 --with-java-home to libgcj-specific section. Document
5119 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5121 2007-01-15 Jan Hubicka <jh@suse.cz>
5123 * tree-ssa-dce.c (DCE_TODOs): New.
5124 (propagate_necessity): Return if something changed.
5125 (eliminate_unnecessary_stmts): Likewise.
5126 (perform_tree_ssa_dce): Return TODO flags when needed.
5127 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5129 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5131 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5132 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5133 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5134 patterns using X87MODEF12 mode macro. Extend operand 1
5135 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5136 (log10<mode>2): Ditto.
5137 (log2<mode>2): Ditto.
5138 (log1p<mode>2): Ditto.
5139 (logb<mode>2): Ditto.
5140 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5141 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5142 (*fxtractxf3_i387): Rename from *fxtractxf3.
5143 (fxtract_extend<mode>xf3_i387): New insn pattern.
5144 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5145 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5146 and gen_fyl2xxf3_i387().
5148 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5150 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5151 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5152 get_loop_exit_edges. Changed return type to bool.
5153 * cfgloop.h (fix_loop_placement): Declaration removed.
5155 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5157 * param.h (MIN_VECT_LOOP_BOUND): New.
5158 * params.def (MIN_VECT_LOOP_BOUND): New.
5159 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5160 argument - minimum threshold for number of iterations.
5161 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5162 argument to declaration.
5163 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5164 MIN_VECT_LOOP_BOUND.
5165 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5166 slpeel_tree_peel_loop_to_edge with additional argument.
5167 (vect_do_peeling_for_alignment): Likewise.
5168 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5170 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5173 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5176 2007-01-14 Jan Hubicka <jh@suse.cz>
5178 * tree-dfa.c (remove_referenced_var): New function.
5179 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5180 prune referenced vars list too.
5181 * tree-flow.h (remove_referenced_var): Declare.
5183 2007-01-14 Jan Hubicka <jh@suse.cz>
5185 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5187 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5188 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5189 * except.h (verify_eh_throw_table_statements): Kill prototype.
5190 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5191 into call exrepssions.
5192 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5194 * tree-cfg.c: Include pointer-set.h.
5195 (verify_node_sharing): Work on pointer set.
5196 (verify_eh_throw_stmt_node): New.
5197 (verify_stmts): Use pointers sets, verify throw_stmt.
5199 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5201 * ipa-reference.c (analyze_function): Consider also addresses taken
5204 2007-01-12 Roger Sayle <roger@eyesopen.com>
5206 * c-typeck.c (null_pointer_constant_p): Replace use of
5207 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5208 (build_c_cast): Likewise.
5210 2007-01-12 Roger Sayle <roger@eyesopen.com>
5212 * tree.h (force_fit_type_double): Remove unused final argument.
5213 * c-common.c (constant_expression_warning): Replace use of
5214 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5215 (convert_and_check): Likewise.
5216 (shorten_compare): Update call to force_fit_type_double.
5217 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5218 * convert.c (convert_to_pointer): Update call to
5219 force_fit_type_double.
5220 * fold-const.c (force_fit_type_double): Remove overflowed_const
5222 (int_const_binop, fold_convert_const_int_from_int,
5223 fold_convert_const_int_from_real, fold_div_compare,
5224 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5225 fold_abs_const, fold_not_const): Remove the final argument from
5226 calls to force_fit_type_double.
5228 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5230 * configure.ac: Set insn to "nop" for spu-*-* also.
5231 * configure: Regenerate.
5233 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5235 * builtins.def : Add BUILT_IN_FREE.
5237 2007-01-12 Jan Hubicka <jh@suse.cz>
5239 PR tree-optimization/30443
5240 * tree-inline.c (tree_function_versioning): Do not optimize when
5241 cloning for inlining.
5243 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5245 * doc/loop.texi: Document recording of loop exits.
5246 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5247 (update_single_exits_after_duplication,
5248 update_single_exit_for_duplicated_loop,
5249 update_single_exit_for_duplicated_loops): Removed.
5250 (duplicate_loop_to_header_edge): Do not call
5251 update_single_exits_after_duplication and
5252 update_single_exit_for_duplicated_loops.
5253 (loop_version): Do not update single_exit information.
5254 (fix_loop_structure): Use record_loop_exits instead of
5255 mark_single_exit_loops.
5256 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5257 the lists of loop exits.
5258 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5259 split_edge, merge_blocks): Update the lists of loop exits.
5260 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5261 loop_optimizer_init.
5262 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5263 of mark_single_exit_loops.
5264 (loop_optimizer_finalize): Call release_recorded_exits.
5265 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5266 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5267 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5268 update single exit information.
5269 * lambda-code.c (perfect_nestify): Ditto.
5270 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5271 (mark_single_exit_loops): Removed.
5272 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5273 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5274 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5276 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5277 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5278 (verify_loop_structure): Verify consistency of the exit lists.
5279 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5280 (set_single_exit): Removed.
5281 * cfgloop.h (struct loop_exit): New function.
5282 (struct loop): single_exit_ field replaced by exits field.
5283 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5284 (struct loops): Added exits hash.
5285 (mark_single_exit_loops, set_single_exit): Declaration removed.
5286 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5288 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5290 * doc/invoke.texi: Avoid use of @headitem.
5292 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5294 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5296 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5298 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5301 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5302 Richard Sandiford <richard@codesourcery.com>
5304 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5305 * config/m68k/m68k.opt: Resort options.
5306 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5308 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5309 Richard Sandiford <richard@codesourcery.com>
5311 * doc/invoke.texi: Document the macros that are defined by
5312 m68k's -mtune and -mhard-float options.
5313 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5314 (m68k_cpp_cpu_family): Likewise.
5315 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5316 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5317 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5318 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5319 (m68k_cpp_cpu_family): Likewise.
5321 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5323 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5324 macros besides mc68000 as tuning macros. Use a switch statement
5325 to set them and mcpu32.
5327 2007-01-12 Julian Brown <julian@codesourcery.com>
5329 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5330 (TARGET_68040_ONLY): Rename to...
5331 (TARGET_68040): ...this.
5332 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5333 * config/m68k/m68k.md: Likewise.
5335 2007-01-12 Julian Brown <julian@codesourcery.com>
5336 Nathan Sidwell <nathan@codesourcery.com>
5337 Richard Sandiford <richard@codesourcery.com>
5339 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5340 the -mcpu= argument associated with the --with-cpu setting.
5341 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5342 if different from the one implied by the -mcpu setting.
5343 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5344 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5345 * doc/invoke.texi: Mention ColdFire in the introduction to the
5346 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5347 -mno-div and -mhard-float options. Make -m68881 a synonym for
5348 -mhard-float. Document the previously-undocumented -m5206e,
5349 -m528x, -m5307 and -m5407 options. Tweak the existing option
5350 documentation for consistency.
5351 * doc/install.texi: Mention new --with-cpu arguments.
5352 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5353 default CPU if neither -mcpu nor -march are specified.
5354 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5355 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5356 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5357 using m68k_tune to decide between families that implement the
5358 same ISA. Use m68k_tune to set __mcfv4e__.
5359 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5360 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5361 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5362 (FL_ISA_C, FL_ISA_MMU): New macros.
5363 (MASK_COLDFIRE): Delete.
5364 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5365 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5366 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5367 (TARGET_HARD_FLOAT): Do not define here.
5368 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5369 (TUNE_68000): New macro.
5370 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5371 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5372 (TUNE_CFV2): Redefine in terms of m68k_tune.
5373 (uarch_type, target_device, fpu_type): New enums.
5374 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5375 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5376 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5377 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5378 (FL_FOR_isa_c): New macros.
5379 (m68k_isa): New enum.
5380 (m68k_target_selection): New structure.
5381 (all_devices, all_isas, all_microarchs): New tables.
5382 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5383 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5384 (MASK_ALL_CPU_BITS): Delete.
5385 (m68k_find_selection): New function.
5386 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5387 Map the legacy target options to a combination of the new ones.
5388 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5389 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5390 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5392 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5393 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5395 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5396 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5397 * config/m68k/m68k-devices.def: New file.
5399 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5400 Nathan Sidwell <nathan@codesourcery.com>
5402 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5403 (SUBTARGET_EXTRA_SPECS): New macros.
5404 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5405 use %(asm_cpu_spec) instead.
5406 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5407 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5408 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5409 (EXTRA_SPECS): Rename to...
5410 (SUBTARGET_EXTRA_SPECS): ...this.
5412 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5413 Richard Sandiford <richard@codesourcery.com>
5414 Julian Brown <julian@codesourcery.com>
5416 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5417 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5418 to the configuration's default CPU.
5419 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5420 Remove default masks.
5421 (m680[012]0-*-*): Set the default with_cpu to the first part of
5423 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5424 (m68k*-*-linux): Extend the --with-cpu handling to...
5425 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5426 and m68010. Don't set target_cpu_default2.
5427 * doc/install.texi: Document --with-cpu for m68k.
5428 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5429 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5430 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5431 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5432 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5433 (ASM_SPEC): Remove use of %(asm_cpu_default).
5434 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5435 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5436 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5437 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5438 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5439 (TARGET_DEFAULT): Delete.
5440 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5441 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5442 (CPP_CPU_SPEC): Delete.
5443 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5444 the appropriate string.
5445 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5446 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5447 (ASM_SPEC): Don't use %(asm_default_spec).
5448 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5449 TARGET_DEFAULT and add MASK_68881.
5450 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5452 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5454 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5455 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5456 MASK_68010 alongside MASK_68020.
5457 * doc/invoke.texi: Document -m68010.
5458 * config/m68k/m68k.opt (m68010): New.
5459 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5461 (TUNE_68010): New macro.
5462 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5463 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5464 (M68K_CPU_m68332): Add MASK_68010.
5465 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5466 fallback definition.
5467 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5469 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5470 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5471 to all entries that use MASK_68020.
5472 (output_move_simode_const, output_move_himode, output_move_qimode)
5473 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5474 instead of TARGET_68020 to select clr behavior. Remove comment
5475 about there being no TARGET_68010.
5476 * config/m68k/m68k.md: Likewise throughout.
5478 2007-01-12 Julian Brown <julian@codesourcery.com>
5480 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5481 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5482 * config/m68k/m68k.md: Likewise.
5484 2007-01-12 Julian Brown <julian@codesourcery.com>
5486 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5487 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5489 2007-01-12 Julian Brown <julian@codesourcery.com>
5491 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5492 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5493 * config/m68k/m68k.md: Likewise.
5495 2007-01-12 Julian Brown <julian@codesourcery.com>
5496 Richard Sandiford <richard@codesourcery.com>
5498 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5499 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5500 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5502 (TARGET_CPU32): Rename to...
5503 (TUNE_CPU32): ...this.
5504 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5505 (TUNE_CFV2): New macros.
5506 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5507 remove conditions that are implied by TARGET_68020.
5508 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5509 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5510 (m68k_output_function_epilogue): Likewise.
5511 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5512 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5513 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5514 non-68000 timings. Refactor multiplication and division costs.
5515 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5516 TUNE_CPU32 instead of TARGET_CPU32.
5517 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5518 and TUNE_68060 instead of TARGET_68060.
5519 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5520 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5522 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5523 && !TARGET_COLDFIRE" to choose between moveq and clr.
5524 Likewise in the unnamed movsf pattern.
5525 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5526 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5529 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5531 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5532 of tabbing before backslashes.
5534 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5536 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5537 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5538 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5540 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5542 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5543 find_interesting_uses_cond.
5544 (find_interesting_uses_cond): Use extract_cond_operands.
5545 (rewrite_use_compare): Use extract_cond_operands and
5546 force_gimple_operand_bsi. Do not call update_stmt.
5547 (determine_use_iv_cost_condition): Use extract_cond_operands.
5548 Return cheaper of using original bound and changing the exit bound.
5550 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5552 PR tree-optimization/29516
5553 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5554 most_expensive_mult_to_index, addr_to_parts,
5555 create_mem_ref, maybe_fold_tmr): Make the type of
5556 fields of TARGET_MEM_REF sizetype.
5557 (move_fixed_address_to_symbol, move_pointer_to_base):
5559 * tree.def (TARGET_MEM_REF): Add comment on types of
5562 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5564 * c-common.c (vector_types_convertible_p): Treat opaque types as
5565 always convertible if they have the same size, but not otherwise.
5567 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5569 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5570 Remove the b_unconditional field.
5571 (noce_try_sign_mask): Do not look at b_unconditional.
5572 (noce_process_if_block): Do not use merge_if_blocks. Update
5573 the CFG here. Do not set b_unconditional.
5574 (cond_move_process_if_block): Likewise.
5575 (find_cond_trap): Likewise.
5576 (check_cond_move_block): Require simple jump insns at the end
5579 2007-01-11 Jan Hubicka <jh@suse.cz>
5581 PR tree-optimization/1046
5582 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5583 when alias info is not ready.
5584 (pass_tail_recursion): Do not require aliasing.
5585 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5586 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5587 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5588 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5589 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5590 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5591 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5593 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5594 When aliasing is not build, mark statement as volatile.
5596 2007-01-11 Tom Tromey <tromey@redhat.com>
5598 PR preprocessor/15185, PR preprocessor/20989:
5599 * doc/cppopts.texi <-MT>: Update description of algorithm for
5600 computing default target.
5601 <-M, -MD>: Reword "basename" text.
5603 2007-01-11 Roger Sayle <roger@eyesopen.com>
5605 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5606 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5607 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5608 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5609 fold_builtin_bswap, real_constp, fold_builtin_pow,
5610 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5611 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5612 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5613 * convert.c (convert_to_pointer): Likewise.
5614 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5615 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5616 const_binop, fold_convert_const_int_from_int,
5617 fold_convert_const_int_from_real,
5618 fold_convert_const_real_from_real, sign_bit_p,
5619 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5620 fold_sign_changed_comparison, fold_unary, fold_comparison,
5621 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5622 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5623 * print-tree.c (print_node_brief, print_node): Likewise.
5624 * stor-layout.c (place_field, layout_type): Likewise.
5625 * tree-chrec.c (keep_cast): Likewise.
5626 * tree.c (build_vector, build_real, build_real_from_int_cst,
5627 build_complex): Likewise.
5629 2007-01-11 Roger Sayle <roger@eyesopen.com>
5631 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5632 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5634 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5636 * configure.ac (strict1_warn): Rename to strict_warn.
5637 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5638 cc_set_by_configure, quoted_cc_set_by_configure,
5639 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5640 all_boot_languages, all_stagestuff): Remove.
5641 (target_list): Remove bootstrap targets.
5642 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5643 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5644 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5645 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5646 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5647 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5648 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5649 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5650 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5651 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5652 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5653 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5654 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5655 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5656 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5657 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5658 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5659 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5660 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5661 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5662 (mostlyclean): Adjust.
5663 (clean, distclean): Don't mention bootstrap stuff.
5664 * configure: Regenerate.
5665 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5666 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5667 treelang/config-lang.in (stagestuff): Remove.
5668 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5669 stageprofile, stagefeedback, stagestuff): Remove mention.
5671 2007-01-11 Nick Clifton <nickc@redhat.com>
5673 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5675 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5676 (mcore_arith_K_S_operand): Run the test for the S constraint not
5677 the test for the M constraint.
5678 (mcore_addsub_operand): Do not accept integer values that are
5679 larger than 32 bits.
5680 * config/mcore/mcore.md: Remove unused constraints from split.
5681 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5683 (allocate_stack): Likewise.
5684 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5685 operands to 32 bits.
5686 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5688 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5689 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5690 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5691 mcore_output_bclri, mcore_output_andn, output_inline_const,
5692 mcore_output_move, mcore_output_movedouble): Likewise.
5693 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5694 (output_inline_const): Likewise.
5695 (output_inline_const): Fix format strings used in sprintf
5697 * config/mcore/mcore-protos.h: Update prototypes for changed
5698 functions in mcore.c.
5699 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5700 HOST_WIDE_INT and not int.
5701 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5702 CONST_OK_FOR_N): Likewise.
5703 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5704 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5707 2007-01-10 Jan Hubicka <jh@suse.cz>
5709 * tree-vrp.c (remove_range_assertions): Release defs.
5710 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5711 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5713 2007-01-10 Paul Brook <paul@codesourcery.com>
5715 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5716 * config/arm/arm.md (mulsi3subsi): New insn.
5718 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5720 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5721 (tree_transform_and_unroll_loop): New.
5722 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5725 2007-01-10 Robert Kennedy <jimbob@google.com>
5727 * fold-const.c (fold_comparison): Fold comparisons like (x *
5728 1000 < 0) to (x < 0).
5730 2007-01-10 Ian Lance Taylor <iant@google.com>
5732 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5733 operands have the same priority.
5735 2007-01-10 Tom Tromey <tromey@redhat.com>
5737 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5738 (fold_binary): Likewise.
5739 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5740 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5741 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5742 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5743 * langhooks.h (struct lang_hooks): Removed field
5744 'can_use_bit_fields_p'.
5746 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5748 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5750 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5752 * function.c (get_last_funcdef_no): New function.
5753 * function.h (get_last_funcdef_no): Declare.
5754 * tree-inline.c (initialize_cfun): Add initialization.
5755 (tree_function_versioning): Cleanup.
5757 2007-01-10 Jan Hubicka <jh@suse.cz>
5759 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5762 2007-01-10 Sa Liu <saliu@de.ibm.com>
5763 Ben Elliston <bje@au.ibm.com>
5765 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5766 for SAVE_NONLOCAL and Pmode for any other save level.
5767 * spu-protos.h (spu_restore_stack_block): Declare.
5768 * spu.md (save_stack_block): Remove.
5769 (restore_stack_block): Call spu_restore_stack_block.
5770 * spu.c (spu_restore_stack_block): New function.
5771 (spu_expand_epilogue): Remove old comment.
5773 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5775 PR tree-optimization/30322
5776 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5777 (cand_value_at): Return the value as aff_tree.
5778 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5779 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5780 aff_combination_mult): New functions.
5781 (aff_combination_add): Use aff_combination_add_cst.
5782 (aff_combination_convert): Allow conversions to a wider type.
5783 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5784 * tree-affine.h (aff_combination_mult): Declare.
5786 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5788 * doc/tm.texi: Update documentation to reflect reality of exec
5789 and start file search behaviours. Update copyright year.
5790 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5791 header file directories.
5793 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5795 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5796 (*cosxf2): Rename to cosxf2_i387.
5797 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5798 using X87MODEF12 mode macro. Rename patterns to
5799 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5801 (*cosdf2, *cossf2): Ditto.
5802 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5803 to match extended input operands.
5804 (sincos<mode>3): New expander.
5805 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5806 insn patterns and corresponding splitters.
5808 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5810 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5811 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5813 2007-01-09 Nicolas Pitre <nico@cam.org>
5816 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5818 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5820 * target.h (struct gcc_target): New field library_rtti_comdat.
5821 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5822 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5823 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5824 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5826 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5828 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5830 2007-01-08 Richard Guenther <rguenther@suse.de>
5832 * tree.h (force_fit_type_double): Export.
5833 (force_fit_type): Remove.
5834 * fold-const.c (force_fit_type_double): New function.
5835 (force_fit_type): Remove.
5836 (int_const_binop): Use it.
5837 (fold_convert_const_int_from_int): Likewise.
5838 (fold_convert_const_int_from_real): Likewise.
5839 (fold_div_compare): Likewise.
5840 (fold_sign_changed_comparison): Likewise.
5841 (fold_unary): Likewise.
5842 (fold_negate_const): Likewise.
5843 (fold_abs_const): Likewise.
5844 (fold_not_const): Likewise.
5845 * c-common.c (shorten_compare): Use force_fit_type_double.
5846 * convert.c (convert_to_pointer): Likewise.
5848 2007-01-08 Richard Guenther <rguenther@suse.de>
5850 * tree.h (build_int_cst_wide_type): Export.
5851 * tree.c (build_int_cst_wide_type): New function.
5852 (build_int_cst_wide): Fix comment.
5853 * builtins.c (fold_builtin_object_size): Use build_int_cst
5854 to build -1 or 0 of the correct type. Use fit_double_type
5855 to check for overflow.
5856 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5858 (decode_field_reference): Likewise.
5859 (all_ones_mask_p): Likewise.
5860 (native_interpret_int): Use build_int_cst_wide_type.
5861 (fold_binary): Use build_int_cst_type to build an all-ones
5863 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5865 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5867 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5869 2007-01-09 Ben Elliston <bje@au.ibm.com>
5871 * genautomata.c (STATS_OPTION): New option.
5872 (stats_flag): New flag.
5873 (gen_automata_option): Handle it.
5874 (initiate_automaton_gen): Ditto.
5875 (write_automata): Output statistics only if stats_flag is
5876 set. Likewise, output time statistics only if time_flag is set.
5877 * doc/md.texi (Processor pipeline description): Document new flag.
5879 2007-01-08 Richard Guenther <rguenther@suse.de>
5881 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5882 * tree.c (build_int_cst_type): Likewise.
5883 (size_in_bytes): Don't call force_fit_type on the result.
5884 (int_fits_type_p): Use fit_double_type.
5885 * fold-const.c (fit_double_type): New function.
5886 (force_fit_type): Use it.
5887 * tree.h (fit_double_type): Export.
5889 2007-01-08 Jan Hubicka <jh@suse.cz>
5891 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5892 * ipa.c (function_and_variable_visibility): Fix return type.
5894 2007-01-08 Richard Guenther <rguenther@suse.de>
5896 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5897 of offset to build the index.
5898 * tree-pretty-print.c (dump_generic_node): Don't build negated
5899 const just for printing.
5900 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5901 * builtins.c (fold_builtin_int_roundingfn): Check if result
5902 fits the type by using force_fit_type and comparing the result.
5903 * predict.c (predict_loops): Use compare_tree_int for comparison.
5904 * tree.c (build_int_cst): Fall back to integer_type_node for
5906 (build_int_cst_wide): Assert type is non-null.
5908 2007-01-08 Roberto Costa <roberto.costa@st.com>
5910 * tree-vrp.c (extract_range_from_cond_expr): New.
5911 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5912 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5914 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5915 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5916 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5917 used as expressions.
5918 * tree-object-size.c (cond_expr_object_size): New.
5919 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5921 2007-01-08 Jan Hubicka <jh@suse.cz>
5923 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5924 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5927 2007-01-08 Richard Guenther <rguenther@suse.de>
5929 PR tree-optimization/23603
5930 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5931 (extract_range_from_binary): Fall back to truthvalue instead of
5932 varying for TRUTH_*_EXPR.
5933 (extract_range_from_comparison): Fall back to truthvalue instead of
5935 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5936 if all visited PHI values were constant.
5938 2007-01-08 Jan Hubicka <jh@suse.cz>
5940 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5941 (cgraph_analyze_function): break out from ...
5942 (cgraph_finalize_compilation_unit): ... here.
5943 (cgraph_expand_function): Remove forgoten commented out line.
5944 (cgraph_optimize): Analyze functions.
5946 2007-01-08 Jan Hubicka <jh@suse.cz>
5948 * tree-pas.h (TODO_remove_function): New flag.
5949 (TODO_update*): Renumber.
5950 (pass_ipa_increase_alignment,
5951 pass_ipa_function_and_variable_visibility): New passes.
5952 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5953 (cgraph_function_and_variable_visibility): Move to ipa.c
5954 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5955 cgraph_increase_alignment.
5956 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5957 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5958 calling tree-inline.
5959 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5960 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5961 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5962 (gate_increase_alignment): New function.
5963 (pass_ipa_increase_alignment): New pass.
5964 * ipa.c: Inline tree-pass.h and timevar.h
5965 (function_and_variable_visibility): Move here from cgraphunit.c
5966 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5967 * passes.c (init_optimization_passes): Add the two new passes.
5968 (execute_todo): Handle cgraph_remove_functions.
5970 2007-01-08 Nick Clifton <nickc@redhat.com>
5972 * config/frv/predicates.md (reg_or_0_operand): Accept
5975 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5977 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5978 * config.gcc: Add bfin*-rtems*.
5980 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5982 * c.opt: Add -flax-vector-conversions.
5983 * c-typeck.c (convert_for_assignment): Pass flag to
5984 vector_types_convertible_p to allow emission of note.
5985 (digest_init): Likewise.
5986 * c-opts.c: Handle -flax-vector-conversions.
5987 * c-common.c (flag_lax_vector_conversions): New.
5988 (vector_types_convertible_p): Unless -flax-vector conversions
5989 has been passed, disallow conversions between vectors with
5990 differing numbers of subparts and/or element types. If such
5991 a conversion is disallowed, possibly emit a note on the first
5992 occasion only to inform the user of -flax-vector-conversions.
5993 The new last argument specifies this.
5994 * c-common.h (flag_lax_vector_conversions): New.
5995 (vector_types_convertible_p): Add extra argument.
5996 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5997 char_type_node for V*QI type vectors.
5998 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5999 Update to satisfy new typechecking rules.
6000 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6002 * doc/invoke.texi (C Dialect Options): Document
6003 -flax-vector-conversions.
6005 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6007 PR tree-optimization/29877
6008 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6009 a register variable on the RHS to not be replaceable.
6011 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6012 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6013 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6014 const_simm15, const_pow2, const_npow2): Added.
6015 * config/score/misc.md (insv, extv, extzv, movmemsi,
6016 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6017 * config/score/score.c (score_address_cost, score_select_cc_mode):
6019 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6020 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6021 Update score_print_operand.
6022 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6023 Adjust register allocate order and update some macro define.
6024 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6025 mdx_block_move_straight, mdx_block_move_loop_head,
6026 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6027 mdx_block_move): Added.
6028 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6029 mdp_limm): Updated and fix some bug and typo.
6030 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6031 (movsf, movdf, doloop_end): Added.
6033 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6035 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6036 config/arm/thumb2.md: Fix comment typos.
6037 * doc/extend.texi: Fix a typo.
6039 2007-01-07 Eric Christopher <echristo@apple.com>
6041 * configure.ac: Check for __stack_chk_fail for darwin.
6042 * configure: Regenerate.
6044 2007-01-07 Richard Guenther <rguenther@suse.de>
6046 * tree-vrp.c (extract_range_from_assert): CSE calls to
6047 compare_values where possible.
6048 (extract_range_from_unary_expr): Likewise.
6050 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6052 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6053 * config/avr/avr.c (call_insn_operand): Delete function.
6054 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6055 instead of register number. Use predicates.
6056 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6057 call_insn_operand): Add.
6059 2007-01-06 Jan Hubicka <jh@suse.cz>
6061 * tree-pass.h (pass_build_cgraph_edges): Declare.
6062 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6063 (visited_nodes): Remove.
6064 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6065 build_cgrpah_edges; make visited_nodes local.
6066 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6067 (record_references_in_initializer): Move to cgraphbuild.c
6068 (initialize_inline_failed, rebuild_cgraph_edges,
6069 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6070 (verify_cgraph_node): Make visited_nodes local.
6071 (cgraph_analyze_function): Do not call cgraph_create_edges and
6072 initialize_inline_failed.
6073 (cgraph_expand_function): Do not call cgraph_lower_function;
6074 assert that function is already lowered.
6075 * Makefile.in (cgraphbuild.o): New.
6076 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6077 at the end of lowering passes.
6079 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6081 * ifcvt.c (cond_move_convert_if_block): New function, code
6082 factored out from...
6083 (cond_move_process_if_block): ...here. Call the new function
6084 on the THEN and ELSE blocks.
6085 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6086 already takes care of this.
6088 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6091 * tree.h (TREE_OVERFLOW_P): New.
6092 * c-typeck.c (parser_build_unary_op): Warn only if result
6093 overflowed and operands did not.
6094 (parser_build_binary_op): Likewise.
6095 (convert_for_assignment): Remove redundant overflow_warning.
6096 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6098 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6100 * c-typeck.c (store_init_value): Split over two lines to follow
6101 the GNU coding style.
6103 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6105 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6106 __GXX_EXPERIMENTAL_CXX0X__.
6107 * doc/cpp.texi: Same.
6109 2007-01-05 Richard Guenther <rguenther@suse.de>
6112 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6113 with mismatched types. Instead explicitly build a
6114 conversion NOP_EXPR.
6116 2007-01-05 Ian Lance Taylor <iant@google.com>
6118 * c-common.c (decl_with_nonnull_addr_p): New function.
6119 (c_common_truthvalue_conversion): Call it.
6120 * c-typeck.c (build_binary_op): Likewise.
6121 * c-common.h (decl_with_nonnull_addr_p): Declare.
6123 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6126 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6129 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6131 * doc/install.texi (Final install): Document the fact that
6132 the GNAT runtime should not be stripped.
6134 2007-01-04 Jan Hubicka <jh@suse.cz>
6136 * tree-inline.c (fold_marked_statements): Update operand caches
6137 and EH after folding
6139 2007-01-04 Ian Lance Taylor <iant@google.com>
6141 * c-common.c (check_function_nonnull): Whitespace fix.
6143 2007-01-04 Jan Hubicka <jh@suse.cz>
6145 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6146 comitted older version of patch.
6147 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6148 function, celanup cfg and collect garbage.
6150 2007-01-04 Mike Stump <mrs@apple.com>
6152 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6155 2007-01-04 Eric Christopher <echristo@apple.com>
6157 * libgcc2.c (__bswapsi2): Use SItype.
6158 (__bswapdi2): Use DItype.
6159 * libgcc2.h: Update for above.
6161 2007-01-04 Paul Brook <paul@codesourcery.com>
6163 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6164 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6165 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6166 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6167 umulsi3_highpart): Make conditional on !arm_arch6.
6168 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6169 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6170 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6171 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6172 umulsi3_highpart_v6): New insns.
6174 2007-01-04 Roger Sayle <roger@eyesopen.com>
6176 * fold-const.c (fold_convert): When casting an expression to void,
6177 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6178 have a type. Instead of attempting to build a NOP_EXPR, return
6179 these "special" trees directly.
6181 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6183 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6184 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6185 rs6000_cost->fp not 0 as adjustment for outer NEG.
6187 2007-01-04 Jan Hubicka <jh@suse.cz>
6189 * cgraph.c (cgraph_release_function_body): New function.
6190 (cgraph_remove_node): Use it.
6191 * cgraph.h (cgraph_release_function_body): Declare.
6192 * cgraphunit.c (cgraph_expand_function): Use it.
6193 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6194 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6195 is initialized and while compilation of other function is running.
6196 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6197 statement CFG annotations from here to ...
6198 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6200 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6202 * cfgloop.h (enum li_flags): Make the constants powers of two.
6204 2007-01-04 Jan Hubicka <jh@suse.cz>
6206 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6208 (fold_marked_statements): New function.
6209 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6210 * tree-inline.h (copy_body_data): Add statements_to_fold.
6212 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6214 * config.gcc: Mention libgcc/config.host.
6215 * Makefile.in: Update comments mentioning libgcc.
6216 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6217 (all.cross, start.encap, rest.encap, rest.cross): Update
6218 dependencies for libgcc move.
6219 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6220 (clean-target, clean-target-libgcc): Delete.
6221 (srcdirify, GCC_EXTRA_PARTS): New macros.
6222 (libgcc-support, libgcc.mvars): New rules.
6223 (distclean): Remove mention of mklibgcc.
6224 (install): Don't reference INSTALL_LIBGCC.
6225 (install-common): Don't reference EXTRA_PARTS.
6226 (install-libgcc, install-multilib): Delete rules.
6227 * mklibgcc.in: Delete file.
6228 * doc/configfiles.texi: Don't mention mklibgcc.
6230 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6231 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6232 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6233 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6234 (mklibgcc, ldblspecs): Likewise.
6236 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6237 (posixpre.def): Use $(T).
6238 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6239 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6240 (SHLIB_LINK): Make dummy.
6241 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6243 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6245 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6246 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6247 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6248 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6250 * configure.ac (all_outputs): Remove mklibgcc.
6251 * configure: Regenerated.
6253 2007-01-03 Josh Conner <jconner@apple.com>
6256 * calls.c (compute_argument_addresses): Set stack and stack_slot
6257 for partial args, too.
6258 (store_one_arg): Use locate.size.constant for the size when
6259 generating a save_area.
6261 2007-01-03 Robert Kennedy <jimbob@google.com>
6263 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6264 whose definitions are deleted due to basic block merging.
6266 2007-01-03 Paul Brook <paul@codesourcery.com>
6269 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6271 (use_return_insn): Return 0 for Thumb interrupt functions.
6272 (print_multi_reg): Add rfe argument for IRQ returns.
6273 (arm_output_epilogue): Pop interrupt return address directly into PC.
6274 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6276 2007-01-03 Paul Brook <paul@codesourcery.com>
6278 Merge from sourcerygxx-4_1.
6279 * config/arm/thumb2.md: New file.
6280 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6282 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6283 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6284 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6285 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6287 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6288 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6290 * config/arm/ieee754-sf.S: Ditto.
6291 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6292 (thumb1_base_register_rtx_p): ... to this.
6293 (thumb_index_register_rtx_p): Rename...
6294 (thumb1_index_register_rtx_p): ... to this.
6295 (thumb_output_function_prologue): Rename...
6296 (thumb1_output_function_prologue): ... to this.
6297 (thumb_legitimate_address_p): Rename...
6298 (thumb1_legitimate_address_p): ... to this.
6299 (thumb_rtx_costs): Rename...
6300 (thumb1_rtx_costs): ... to this.
6301 (thumb_compute_save_reg_mask): Rename...
6302 (thumb1_compute_save_reg_mask): ... to this.
6303 (thumb_final_prescan_insn): Rename...
6304 (thumb1_final_prescan_insn): ... to this.
6305 (thumb_expand_epilogue): Rename...
6306 (thumb1_expand_epilogue): ... to this.
6307 (arm_unwind_emit_stm): Rename...
6308 (arm_unwind_emit_sequence): ... to this.
6309 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6310 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6311 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6312 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6313 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6314 thumb2_output_casesi): New functions.
6315 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6316 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6317 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6318 THUMB2_WORK_REGS): Define.
6319 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6320 arm_condexec_mask, arm_condexec_masklen)): New variables.
6321 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6322 (arm_override_options): Check new CPU capabilities.
6323 Set new architecture flag variables.
6324 (arm_isr_value): Handle v7m interrupt functions.
6325 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6327 (const_ok_for_arm): Handle Thumb-2 constants.
6328 (arm_gen_constant): Ditto. Use movw when available.
6329 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6331 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6332 (thumb_find_work_register, arm_load_pic_register,
6333 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6334 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6335 print_multi_reg, output_mov_long_double_fpa_from_arm,
6336 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6337 output_mov_double_fpa_from_arm, output_move_double,
6338 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6339 output_return_instruction, arm_output_function_prologue,
6340 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6341 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6342 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6343 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6344 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6345 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6347 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6348 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6349 (arm_file_start): Output directive for unified syntax.
6350 (arm_unwind_emit_set): Handle stack alignment instruction.
6351 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6352 Add v6t2, v7, v7a, v7r and v7m.
6353 (RETLDM): Add Thumb-2 code.
6354 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6355 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6356 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6357 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6358 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6359 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6360 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6361 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6362 ADJUST_INSN_LENGTH): Define.
6363 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6364 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6365 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6366 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6367 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6368 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6369 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6370 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6371 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6372 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6373 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6374 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6375 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6376 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6377 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6378 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6379 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6381 * config/arm/arm-tune.md: Regenerate.
6382 * config/arm/arm-protos.h: Update prototypes.
6383 * config/arm/vfp.md: Enable patterns for Thumb-2.
6384 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6385 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6386 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6387 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6388 * config/arm/libunwind.S: Add Thumb-2 code.
6389 * config/arm/constraints.md: Update include Thumb-2.
6390 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6391 * config/arm/ieee754-df.S: Ditto.
6392 * config/arm/bpabi.S: Ditto.
6393 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6394 * config/arm/predicates.md (low_register_operand,
6395 low_reg_or_int_operand, thumb_16bit_operator): New.
6396 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6397 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6398 * config/arm/t-arm-elf: Add armv7 multilib.
6399 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6401 (UNSPEC_STACK_ALIGN, ce_count): New.
6402 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6403 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6405 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6406 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6407 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6408 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6409 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6410 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6412 * doc/extend.texi: Document ARMv7-M interrupt functions.
6413 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6415 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6417 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6418 (struct _Unwind_Context): Rename args_size to flags, remove
6419 signal_frame field, add a new args_size field and version field.
6420 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6421 _Unwind_IsExtendedContext): New inline functions.
6422 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6423 Assume by_value array is only present if _Unwind_IsExtendedContext.
6424 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6425 _Unwind_IsSignalFrame.
6426 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6427 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6428 (uw_init_context_1): Initialize context->flags to
6429 EXTENDED_CONTEXT_BIT.
6430 * config/rs6000/linux-unwind.h (frob_update_context): Use
6431 _Unwind_SetSignalFrame.
6433 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6436 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6437 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6440 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6442 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6443 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6444 RET, AT_SP): Remove.
6445 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6448 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6449 * cfgbuild.c (find_basic_blocks): Likewise.
6450 * cfgrtl.c (rtl_create_basic_block): Likewise.
6451 * function.c (temp_slots_at_level): Likewise.
6452 * reg-stack.c (stack_regs_mentioned): Likewise.
6453 * regclass.c (allocate_reg_info): Likewise.
6454 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6455 set_bb_for_stmt, move_block_to_fn): Likewise.
6456 * tree-complex.c (tree_lower_complex): Likewise.
6457 * vec.h (VEC_safe_grow_cleared): New.
6459 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6461 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6463 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6464 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6466 * cfgloopmanip.c (scale_loop_frequencies): Export.
6467 (loopify): Scale the frequencies by prescribed coefficients.
6468 (set_zero_probability): New function.
6469 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6470 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6471 and frequencies according to arguments.
6472 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6474 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6475 * modulo-sched.c (sms_schedule): Set probabilities for entering
6476 versioned loop correctly.
6477 * tree-vect-transform.c (vect_transform_loop): Ditto.
6478 * cfgloop.h (loopify, loop_version): Declaration changed.
6479 (scale_loop_frequencies): Declared.
6481 2007-01-02 Jan Hubicka <jh@suse.cz>
6483 * cgraph.c: Include tree-flow.h
6484 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6486 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6487 * tree-pass.h (pass_all_early_optimizations): Declare.
6488 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6490 (cgraph_analyze_function): Do early_local_passes.
6491 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6492 Do not add referenced vars.
6493 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6495 (gate_all_early_local_passes): New gate.
6496 (pass_early_local_passes): Use new gate.
6497 (execute_early_local_optimizations): New functions.
6498 (gate_all_early_optimizations): New gate.
6499 (pass_all_early_optimizations): New pass.
6500 (execute_free_datastructures): Free SSA only when initialized.
6501 (gate_init_datastructures): Init only when optimizing.
6502 (tree_lowering_passes): Do early local passes when called late.
6503 * tree-profile.c (do_tree_profiling): Don't profile functions added
6505 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6506 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6508 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6509 during early_local_passes.
6510 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6513 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6515 * Makefile.in: Update copyright year.
6517 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6519 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6520 in $(lang_checks) and check-consistency targets.
6522 2007-01-02 Jan Hubicka <jh@suse.cz>
6524 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6525 Do not add referenced vars.
6526 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6528 * passes.c (init_optimization_passes): Put mudflap_2 after
6529 free_datastructures.
6531 2007-01-02 Jan Hubicka <jh@suse.cz>
6533 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6534 Set NOTHROW flag on call statements proved to be nothrow.
6535 Update statement of local calls so new pure/const functions are
6536 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6538 (tree_rest_of_compilation): Register hooks and initialize bitmap
6539 early. Do not set after_inlining flag.
6541 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6543 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6544 HOST_BITS_PER_LONGLONG
6546 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6549 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6550 warning for non-static initializers.
6552 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6554 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6555 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6556 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6557 Always use set_unique_reg_note to add REG_EQUAL notes.
6559 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6562 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6564 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6565 * cfgbuild.c (find_basic_blocks): Likewise.
6566 * cfgrtl.c (rtl_create_basic_block): Likewise.
6567 * function.c (temp_slots_at_level): Likewise.
6568 * reg-stack.c (stack_regs_mentioned): Likewise.
6569 * regclass.c (allocate_reg_info): Likewise.
6570 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6571 set_bb_for_stmt, move_block_to_fn): Likewise.
6572 * tree-complex.c (tree_lower_complex): Likewise.
6573 * vec.h (VEC_safe_grow_cleared): New.
6575 2007-01-02 Ian Lance Taylor <iant@google.com>
6577 * c-common.c (c_common_truthvalue_conversion): When warning about
6578 using an assignment as a truth value, set TREE_NO_WARNING.
6580 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6583 * c.opt (Wold-style-declaration): New.
6584 * doc/invoke.texi (C-only Warning Options): New.
6585 (Wold-style-declaration): Document it.
6586 (Wextra): Enabled by -Wextra.
6587 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6588 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6589 -Wold-style-declaration.
6591 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6593 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6594 * cfgbuild.c (find_basic_blocks): Likewise.
6595 * cfgrtl.c (rtl_create_basic_block): Likewise.
6596 * function.c (temp_slots_at_level): Likewise.
6597 * reg-stack.c (stack_regs_mentioned): Likewise.
6598 * regclass.c (allocate_reg_info): Likewise.
6599 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6600 set_bb_for_stmt, move_block_to_fn): Likewise.
6601 * tree-complex.c (tree_lower_complex): Likewise.
6602 * vec.h (VEC_safe_grow_cleared): New.
6604 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6606 * c-common.c (c_common_nodes_and_builtins): Since variants of
6607 void_type_node get built before it is given a name, we need to
6608 give those variants the name, too.
6609 (complete_array_type): We need to work with the canonical main
6610 type of the array, from which we will build the qualified version.
6611 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6612 * print-tree.c (print_node): Display canonical type information
6614 * stor-layout.c (layout_type): When we don't know the
6615 alignment of a type for which we're building an array, we end up
6616 guessing wrong, so make the type require structural equality.
6617 * tree.c (make_node_stat): When we build a new type, it is its
6619 (build_type_attribute_qual_variant): When building an attribute
6620 variant, its canonical type is the non-attribute variant. However,
6621 if the attributes are target-dependent and they differ, we need to
6622 use structural equality checks for this type.
6623 (build_qualified_type): A qualified type is not equivalent to its
6624 unqualified variant; set the canonical type appropriately.
6625 (build_distinct_type_copy): When building a distinct type from
6626 another type, the new type is its own canonical type.
6627 (build_variant_type_copy): When building a new type variant, we
6628 assume that it is equivalent to the original type.
6629 (build_pointer_type_for_mode): When building a pointer type, also
6630 build a canonical type pointer.
6631 (build_reference_type_for_mode): When building a reference type,
6632 also build a canonical type reference.
6633 (build_index_type): When we can't hash an index type (e.g.,
6634 because its maximum value is negative), the index type requires
6635 structural equality tests.
6636 (build_array_type): Build the canonical form of an array type.
6637 (build_function_type): Function types require structural equality,
6638 because they contain default arguments, attributes, etc.
6639 (build_method_type_directly): Ditto for method types.
6640 (build_offset_type): Build the canonical offset type.
6641 (build_complex_type): Build the canonical vector type.
6642 (make_vector_type): Build the canonical vector type.
6643 * tree.h (TYPE_CANONICAL): New.
6644 (TYPE_STRUCTURAL_EQUALITY_P): New.
6645 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6646 (struct tree_type): Added "canonical" field.
6647 * params.h (VERIFY_CANONICAL_TYPES): New.
6648 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6649 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6650 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6651 * doc/invoke.texi (verify-canonical-types): Document --param
6652 parameter for verifying canonical types.
6654 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6656 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6657 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6658 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6659 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6661 * config/rs6000/e500.h: New.
6662 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6663 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6665 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6666 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6667 TARGET_E500_DOUBLE): Remove.
6668 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6669 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6670 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6671 * config/rs6000/rs6000.c (rs6000_override_options): Use
6674 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6676 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6677 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6678 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6679 rs6000_emit_cmove): Don't check TARGET_E500.
6680 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6681 sordered): Don't check TARGET_E500.
6683 2007-01-01 Eric Christopher <echristo@apple.com>
6685 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6686 HARD_REGISTER_NUM_P.
6688 2007-01-01 Roger Sayle <roger@eyesopen.com>
6690 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6691 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6692 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6695 2007-01-01 Mike Stump <mrs@apple.com>
6697 * configure.ac: Remove support for building with Apple's gcc-3.1.
6699 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6702 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6703 REG is a hard register. Do not modify REG before calling
6705 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6706 multiple of the size of YMODE for certain lowpart cases.
6708 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6711 * gimplify (voidify_wrapper_expr): Update for
6714 2007-01-01 Andreas Schwab <schwab@suse.de>
6717 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6718 save of BR0 in extra_spill_size instead of spill_size.
6719 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6721 (ia64_expand_epilogue): Restore BR0 from its new location.
6723 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6725 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6726 Use a temporary variable if the left hand side is not a gimple
6729 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6731 * gimplify.c (gimplify_return_expr): Make the temporary variable
6732 for the return expression, a gimple register variable.
6734 2007-01-01 Jan Hubicka <jh@suse.cz>
6736 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6739 2007-01-01 Mike Stump <mrs@apple.com>
6741 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6743 * config/darwin.c (machopic_select_rtx_section): Use
6745 (darwin_mergeable_constant_section): Likewise.
6746 * configure: Regenerate.
6747 * config.in: Regenerate.
6749 2007-01-01 Jan Hubicka <jh@suse.cz>
6750 Andrew Pinski <pinskia@gmail.com>
6752 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6753 before starting IPA passes.