1 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5 (array_at_struct_end_p): New function.
6 (idx_infer_loop_bounds): Use it.
7 (estimate_numbers_of_iterations_loop): Export.
8 * predict.c (predict_loops): Use estimated_loop_iterations_int.
9 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10 (tree_estimate_probability): Call record_loop_exits.
11 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12 (estimated_loop_iterations, estimated_loop_iterations_int,
13 estimated_loop_iterations_tree): New functions.
14 (analyze_siv_subscript_cst_affine,
15 compute_overlap_steps_for_affine_1_2,
16 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19 (PRED_LOOP_ITERATIONS_GUESSED): New.
20 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21 * cfgloop.h (estimate_numbers_of_iterations_loop,
22 estimated_loop_iterations_int): Declare.
24 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26 * doc/extend.texi: Document optional priority argument to
27 constructors and destructors.
28 * tree.c (init_priority_for_decl): Adjust GTY markers.
29 (init_ttree): Use priority-info hash functions for
30 init_priority_for_decl.
31 (tree_map_eq): Rename to ...
32 (tree_map_base_eq): ... this.
33 (tree_map_marked_p): Rename to ...
34 (tree_map_base_marked_p): ... this.
35 (tree_map_base_hash): New function.
36 (decl_init_priority_lookup): Rework.
37 (decl_fini_priority_lookup): New function.
38 (decl_priority_info): New function.
39 (decl_init_priority_insert): Use it.
40 (decl_fini_priority_insert): Likewise.
41 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
43 (decl_restrict_base_insert): Likewise.
44 (decl_debug_expr_insert): Likewise.
45 (decl_value_expr_lookup): Likewise.
46 (decl_value_expr_insert): Likewise.
47 * tree.h (priority_type): New type.
48 (decl_init_priority_lookup): Use priority_type.
49 (decl_fini_priority_lookup): New function.
50 (decl_init_priority_insert): Use priority_type.
51 (decl_fini_priority_insert): New function.
52 (DECL_HAS_INIT_PRIORITY): Tweak comments.
53 (DECL_INIT_PRIORITY): Likewise.
54 (SET_DECL_INIT_PRIORITY): Add comment.
55 (DECL_FINI_PRIORITY): New macro.
56 (SET_DECL_FINI_PRIORITY): Likewise.
57 (DEFAULT_INIT_PRIORITY): Document.
58 (MAX_INIT_PRIORITY): Likewise.
59 (MAX_RESERVED_INIT_PRIORITY): Likewise.
60 (tree_map_base): New type.
61 (tree_map_base_eq): New function.
62 (tree_map_base_hash): Likewise.
63 (tree_map_base_marked_p): Likewise.
64 (tree_map): Inherit from tree_map_base.
65 (tree_map_eq): Make it a macro.
66 (tree_map_marked_p): Likewise.
67 (tree_int_map): Inherit from tree_map_base.
68 (tree_int_map_eq): Make it a macro.
69 (tree_int_map_hash): Likewise.
70 (tree_int_map_marked_p): Likewise.
71 (tree_priority_map): New type.
72 (tree_priority_map_eq): New macro.
73 (tree_priority_map_hash): Likewise.
74 (tree_priority_map_marked_p): Likewise.
75 * varasm.c (emults_decl): Adjust for refactoring of tree_map
77 (emutls_common_1): Likewise.
78 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
79 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
80 of tree_map hierarchy.
81 * tree-cfg.c (move_stmt_r): Likewise.
82 (new_label_mapper): Likewise.
83 * c-tree.h (c_expand_body): Move to ...
84 * c-common.h (c_expand_body): ... here.
85 * c-decl.c (c_expand_body): Move to ...
86 * c-common.c (c_expand_body): ... here.
87 (c_common_attribute_table): Allow 1 argument for the constructor
88 and destructor attributes.
89 (get_priority): New function.
90 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
91 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
93 2007-02-24 Jan Hubicka <jh@suse.cz>
96 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
98 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
99 Jan Hubicka <jh@suse.cz>
102 * i386.c (counter_mode): New function.
103 (expand_set_or_movmem_via_loop): Use it.
104 (expand_movmem_epilogue): Likewise; fix pasto.
105 (ix86_expand_movmem): Do emit guard even for constant counts.
106 (ix86_expand_setmem): Likewise.
108 2007-02-25 Nick Clifton <nickc@redhat.com>
110 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
111 (JUMP_TABLES_IN_TEXT_SECTION): Define.
113 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
117 count argument with 0x10, not with 0x16.
118 (expand_setmem_epilogue): Ditto.
120 2007-02-24 Mike Stump <mrs@apple.com>
122 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
125 2007-02-24 Richard Guenther <rguenther@suse.de>
128 * fold-const.c (fold_binary): Fold x +- CST op x for
131 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
133 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
135 2007-02-24 Jan Hubicka <jh@suse.cz>
137 * cgraphunit.c (decide_is_function_needed): Honor
138 -fkeep-inline-functions.
140 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
142 * builtins.c (fold_builtin_modf): New.
143 (fold_builtin_2): Use it.
145 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
147 * loop-iv.c (implies_p): Detect additional cases where A implies B.
148 (determine_max_iter): Take additional LOOP arg; all callers changed.
149 Lose broken logic dealing with PLUS. Try to limit the upper bound by
150 one using simplifications.
151 (simplify_using_initial_values): Return if the expression becomes
152 invalid due to altered regs.
154 2007-02-23 DJ Delorie <dj@redhat.com>
156 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
158 2007-02-23 Mike Stump <mrs@apple.com>
160 * tlink.c (scan_linker_output): Parse linker messages from
161 darwin9's linker better.
163 2007-02-23 Steve Ellcey <sje@cup.hp.com>
166 * varpool.c (varpool_assemble_pending_decls): Set
167 varpool_last_needed_node to null.
169 2007-02-23 DJ Delorie <dj@redhat.com>
171 * config/i386/i386.c (ix86_data_alignment): Don't specify an
172 alignment bigger than the object file can handle.
174 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
177 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
178 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
179 (*movsf_1): Penalize MMX moves.
181 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
183 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
184 2^32-1 or more times unless flag_unsafe_loop_optimizations.
186 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
188 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
190 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
191 (fold_builtin_1): Use them.
192 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
193 BUILT_IN_SIGNIFICAND.
195 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
197 * config/i386/i386.c (bdesc_1arg): Initialize
198 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
199 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
200 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
201 and IX86_BUILTIN_MOVSLDUP.
203 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
205 PR rtl-optimization/30841
206 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
208 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * builtins.c (fold_builtin_frexp): New.
211 (fold_builtin_2): Use it.
213 2007-02-22 Mark Mitchell <mark@codesourcery.com>
215 * doc/invoke.texi (Spec Files): Document getenv spec function.
217 * gcc.c (getenv_spec_function): New function.
218 (static_spec_functions): Add it.
219 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
220 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
223 2007-02-22 Michael Matz <matz@suse.de
226 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
227 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
229 2007-02-22 Ian Lance Taylor <iant@google.com>
232 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
233 (mem_loc_descriptor): Call it.
235 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
236 Ira Rosen <irar@il.ibm.com>
238 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
240 2007-02-22 Ira Rosen <irar@il.ibm.com>
242 PR tree-optimization/30843
243 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
244 stores only after all the group is vectorized.
246 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
248 PR tree-optimization/30858
249 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
250 in the reduction cycle have a single use in the loop.
251 * tree-vectorizer.h (relevant): Add documentation.
253 2007-02-20 Mike Stump <mrs@apple.com>
255 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
256 * configure: Regenerate.
258 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
260 Change the defaults of some parameters and options.
261 * config/spu/spu-protos.h (spu_optimization_options): Declare.
262 * config/spu/spu.c (spu_optimization_options): Add.
263 (spu_override_options): Change params in spu_optimization_options.
264 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
266 Register 127 is only 16 byte aligned when used as a frame pointer.
267 * config/spu/spu-protos.h (spu_init_expanders): Declare.
268 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
269 HARD_FRAME_POINTER_REGNUM.
270 (spu_legitimate_address): Use regno_aligned_for_reload.
271 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
272 aligned when frame_pointer_needed is true.
273 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
275 * config/spu/spu.h (INIT_EXPANDERS): Define.
277 Make sure shift and rotate instructions have valid immediate operands.
278 * config/spu/predicates.md (spu_shift_operand): Remove.
279 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
280 * config/spu/constraints.md (W, O): Extend range.
281 * config/spu/spu.md (umask, nmask): Define.
282 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
283 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
284 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
285 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
286 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
287 (lshr<mode>3_reg): Fix rtl description.
289 Make sure mulhisi immediate operands are valid.
290 * config/spu/predicates.md (imm_K_operand): Add.
291 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
293 Generate constants using fsmbi and andi.
294 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
295 (print_operand, spu_split_immediate, classify_immediate,
296 fsmbi_const_p): Handle IC_FSMBI2.
298 Correctly handle a CONST_VECTOR containing symbols.
299 * config/spu/spu.c (print_operand): Handle HIGH correctly.
300 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
301 (immediate_load_p): Allow symbols that use 2 instructions to create.
302 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
303 with symbols when flag_pic is set.
304 (const_vector_immediate_p): New.
305 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
306 accept a CONST_VECTOR with symbols.
307 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
308 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
310 * config/spu/spu.md (high, low): Delete.
311 (low_<mode>): Define.
313 Remove INTRmode and INTR_REGNUM, which didn't work.
314 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
316 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
317 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
318 peephole2 pattern): Don't use INTR or 131.
320 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
321 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
322 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
323 (UNSPEC_SET_INTR): Add.
324 * config/spu/spu-modes.def (INTR): Remove.
326 More accurate warnings about run-time relocations.
327 * config/spu/spu.c (reloc_diagnostic): Test in_section.
329 Correctly warn about immediate arguments to specific intrinsics.
330 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
331 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
332 the instruction predicate.
334 Fix tree check errors with latest update.
335 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
337 (spu_expand_builtin): Use CALL_EXPR_FN.
339 Add missing specific intrinsics.
340 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
342 * config/spu/spu_internals.h: Ditto.
344 Fix incorrect operand modifiers.
345 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
346 * config/spu/spu.md (xor<mode>3): Change %S to %J.
348 Optimize one case of zero_extend of a vec_select.
349 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
351 Accept any immediate for hbr.
352 * config/spu/spu.md (hbr): Change s constraints to i.
354 2007-02-21 Paul Brook <paul@codesourcery.com>
356 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
357 condexec_count when skipping USE and CLOBBER.
359 2007-02-21 Nick Clifton <nickc@redhat.com>
361 * common.opt (Warray-bounds): Add Warning attribute.
362 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
364 (fsized-zeroes): Add Optimization attribute.
365 (fsplit-wide-types, ftree-scev-cprop): Likewise.
366 * c.opt (Wc++0x-compat): Add Warning attribute.
368 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
371 * reload1.c (eliminate_regs_in_insn): In the single_set special
372 case, attempt to re-recognize the insn before falling back to
373 having reload fix it up.
375 2007-02-20 Eric Christopher <echristo@gmail.com>
377 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
379 (frv_read_iacc_argument): Ditto.
380 (frv_expand_set_builtin): Take a call instead of arglist, update for
382 (frv_expand_unop_builtin): Ditto.
383 (frv_expand_binop_builtin): Ditto.
384 (frv_expand_cut_builtin): Ditto.
385 (frv_expand_binopimm_builtin): Ditto.
386 (frv_expand_voidbinop_builtin): Ditto.
387 (frv_expand_int_void2arg): Ditto.
388 (frv_expand_prefetches): Ditto.
389 (frv_expand_voidtriop_builtin): Ditto.
390 (frv_expand_voidaccop_builtin): Ditto.
391 (frv_expand_load_builtin): Ditto.
392 (frv_expand_store_builtin): Ditto.
393 (frv_expand_mdpackh_builtin): Ditto.
394 (frv_expand_mclracc_builtin): Ditto.
395 (frv_expand_mrdacc_builtin): Ditto.
396 (frv_expand_mwtacc_builtin): Ditto.
397 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
400 2007-02-20 Janis Johnson <janis187@us.ibm.com>
402 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
403 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
405 (HAVE_GAS_DFP): Check for assembler support of decimal floating
407 * configure: Regenerate.
408 * config.in: Regenerate.
409 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
410 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
411 masks to power6 and power6x and to POWERPC_MASKS.
412 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
414 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
415 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
416 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
417 Access PROTOTYPE as variable, not mask.
419 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
421 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
422 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
423 * combine.c (adjust_for_new_dest): Use it.
424 * postreload.c (reload_combine): Likewise.
426 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
428 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
429 notes on an insn with multiple sets, even if single_set returns
430 non-NULL for that insn.
432 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
434 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
437 2007-02-20 Geoffrey Keating <geoffk@apple.com>
439 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
440 if user didn't pass it.
441 * config/i386/darwin.h (CC1_SPEC): Likewise.
442 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
443 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
444 -mmacosx-version-min.
446 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
447 Uros Bizjak <ubizjak@gmail.com>
449 * optabs.h (enum optab_index): Add new OTI_scalb.
450 (scalb_optab): Define corresponding macro.
451 * optabs.c (init_optabs): Initialize scalb_optab.
452 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
454 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
455 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
456 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
457 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
458 flag_unsafe_math_optimizations is set.
460 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
461 to implement scalbf, scalb and scalbl built-ins as inline x87
464 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
465 DJ Delorie <dj@redhat.com>
468 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
469 (diagnostic_report_diagnostic): ... here, and turn them into real
470 errors. If warnings are inhibited, no need to do anything.
472 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
475 better code generation.
477 2007-02-20 Ben Elliston <bje@au.ibm.com>
479 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
481 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
483 * config/alpha/alpha.c, config/alpha/alpha.md,
484 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
485 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
486 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
487 config/arm/lib1funcs.asm: Follow spelling conventions.
489 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
490 config/fr30/fr30.md, config/i386/i386.h,
491 config/iq2000/iq2000.h, config/iq2000/predicates.md,
492 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
493 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
494 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
495 config/rs6000/altivec.md, config/rs6000/rs6000.c,
496 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
497 config/sparc/sparc.c, config/sparc/sparc.h,
498 config/sparc/sparc.md, config/spu/constraints.md,
499 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
502 2007-02-20 Alan Modra <amodra@bigpond.net.au>
505 * varasm.c (use_blocks_for_decl_p): Return false for decls with
508 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
510 * doc/invoke.texi (-ftree-lrs): Remove.
512 2007-02-19 Diego Novillo <dnovillo@redhat.com>
514 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
517 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
519 * config/ia64/ia64.c (ia64_expand_builtin): Use the
520 new CALL_EXPR_FN macro for retrieving the function
521 declaration of the input expression.
523 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
525 * c.opt (Waddress): New.
526 * common.opt (Walways-true): Delete.
527 (Wstring-literal-comparison): Delete.
528 * doc/invoke.texi (Warning Options): Delete -Walways-true and
529 -Wstring-literal-comparison. Add -Waddress.
531 (Walways-true): Delete.
532 (Wstring-literal-comparison): Delete.
533 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
534 consistently instead of -Walways-true in example.
535 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
536 * c-typeck.c (parser_build_binary_op): Replace
537 -Wstring-literal-comparison and -Walways-true with -Waddress.
538 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
541 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
543 * tree-cfg.c (dump_function_to_file): Be prepared for functions
544 without DECL_STRUCT_FUNCTION initialized.
546 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
548 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
549 due to calls to functions taking pointers as parameters.
551 2007-02-19 Richard Henderson <rth@redhat.com>
554 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
557 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
559 * config/s390/s390.c (s390_call_saved_register_used,
560 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
561 accessed to the new scheme.
563 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
565 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
566 (cris_print_index, cris_print_operand, cris_print_operand_address)
567 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
568 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
569 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
571 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
572 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
573 GO_IF_LEGITIMATE_ADDRESS): Ditto.
574 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
575 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
576 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
577 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
578 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
579 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
580 (uminsi3, call, call_value): Ditto.
581 (define_split: indir_to_reg_split, unnamed): Ditto.
583 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
585 PR tree-optimization/30975
586 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
589 2007-02-18 Eric Christopher <echristo@gmail.com>
591 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
592 Remove use of arglist.
593 (mips_expand_builtin): Remove use of arglist, pass in expr.
594 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
595 (mips_expand_builtin_movtf): Ditto.
596 (mips_expand_builtin_compare): Ditto.
598 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
600 * tree-sra.c (sra_build_assignment): Replace assertion
601 checking with a comment explaining why it can't be done.
603 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
606 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
607 during CALL_EXPR representation conversion.
608 * tree-ssa-propagate.c (set_rhs): Likewise.
610 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
612 * tree-sra.c (sra_build_assignment): Disable assertion checking
615 2007-02-18 Roger Sayle <roger@eyesopen.com>
617 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
618 instead of calling build2 with a GIMPLE_MODIFY_STMT.
619 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
621 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
622 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
623 gimplify_init_ctor_eval_range, gimple_push_cleanup,
624 gimplify_omp_for, gimplify_omp_atomic_pipeline,
625 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
626 force_gimple_operand): Likewise.
627 * ipa-cp.c (constant_val_insert): Likewise.
628 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
629 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
630 perfect_nestify): Likewise.
631 * langhooks.c (lhd_omp_assignment): Likewise.
632 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
633 lower_copyprivate_clauses, lower_send_clauses,
634 lower_send_shared_vars, expand_parallel_call,
635 expand_omp_for_generic, expand_omp_for_static_nochunk,
636 expand_omp_for_static_chunk, expand_omp_sections,
637 lower_omp_single_copy, lower_omp_for_lastprivate,
638 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
639 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
640 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
643 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
645 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
646 config/sh/sh.md: Follow spelling conventions.
648 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
649 config/frv/predicates.md: Follow spelling conventions.
651 * config/m68k/linux-unwind.h: Fix a comment typo.
652 * target.h: Follow spelling conventions.
654 2007-02-18 Roger Sayle <roger@eyesopen.com>
656 PR rtl-optimization/28173
657 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
658 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
659 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
660 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
661 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
663 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
665 * builtins.c (fold_builtin_load_exponent): New.
666 (fold_builtin_2): Use it.
668 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
670 PR rtl-optimization/30773
671 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
672 if we fail to attach a REG_EQUIV note.
674 2007-02-18 David Edelsohn <edelsohn@gnu.org>
675 Roger Sayle <roger@eyesopen.com>
677 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
679 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
681 * calls.c (initialize_argument_information): Pass original EXP
682 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
683 code to split complex arguments here, as part of initializing the
685 (expand_call): Remove code that builds a list of arguments and
686 inserts implicit arguments into it. Instead, just count how many
687 implicit arguments there will be so we can determine the size of
688 the ARGS array, and let initialize_argument_information do the work.
689 (split_complex_values): Delete unused function.
691 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
693 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
695 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
697 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
698 for arg pointer based indexed addressing.
700 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
702 * config/ia64/ia64.h, config/ia64/ia64.md,
703 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
704 spelling conventions.
706 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
708 * config/m68k/m68k.c (split_di): New.
709 * config/m68k/m68k-protos.h: Declare split_di.
710 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
711 Improve predicate handling and split constant shifts.
713 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
715 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
716 parameter for register bitfield operations, general predicates
719 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
721 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
722 * config/m68k/linux-unwind.h: New file.
724 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
726 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
727 config/i386/athlon.md, config/ia64/ia64.md,
728 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
729 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
730 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
731 tree-ssa-loop-niter.c, tree-vect-analyze.c,
732 tree-vect-transform.c: Fix comment typos.
734 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
736 * sched-deps.c (find_insn_list): Remove.
737 * sched-int.h: Remove the prototype for find_insn_list.
739 2007-02-16 Geoffrey Keating <geoffk@apple.com>
741 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
743 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
744 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
745 darwin_rs6000_override_options.
746 (C_COMMON_OVERRIDE_OPTIONS): Expect
747 darwin_macosx_version_min to be non-NULL always.
748 (TARGET_C99_FUNCTIONS): Likewise.
749 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
750 (DARWIN_MINVERSION_SPEC): New.
751 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
752 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
754 (DARWIN_MINVERSION_SPEC): New.
755 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
757 * config/darwin-c.c (darwin_cpp_builtins): Expect
758 darwin_macosx_version_min to be non-NULL always.
760 * config/rs6000/rs6000.c: Clean up trailing whitespace.
762 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.h (x86_use_xchgb): New.
765 (TARGET_USE_XCHGB): New macro.
766 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
767 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
768 Split after reload into bswaphi for shifts of 8.
769 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
770 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
771 or when optimizing for size.
773 2007-02-16 Richard Guenther <rguenther@suse.de>
774 Christian Bruel <christian.bruel@st.com>
776 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
777 DECLs but prefer SSA_NAMEs over DECLs.
779 2007-02-16 Richard Guenther <rguenther@suse.de>
781 * tree-flow-inline.h (single_imm_use_p): Remove.
782 (zero_imm_uses_p): Likewise.
783 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
784 instead of single_imm_use_p.
785 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
788 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
791 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
792 nested double- and backquotes.
794 2007-02-15 Roger Sayle <roger@eyesopen.com>
797 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
798 should be unreachable.
799 (build2_stat): Allow construction of MODIFY_EXPR at any time.
800 For the time being redirect GIMPLE_MODIFY_STMT to the new
801 (renamed) build_gimple_modify_stmt_stat.
802 (build2_gimple_stat): Rename to...
803 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
804 Always build a GIMPLE_MODIFY_STMT node.
805 * tree.h (build2_gimple, build2_gimple_stat): Delete.
806 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
809 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
810 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
811 * tree-complex.c (set_component_ssa_name, expand_complex_move,
812 expand_complex_div_wide): Likewise.
813 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
814 * tree-ssa-loop-im.c (schedule_sm): Likewise.
815 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
816 * tree-ssa-loop-manip.c (create_iv): Likewise.
817 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
818 abs_replacement): Likewise.
819 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
820 realify_fake_stores): Likewise.
822 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
823 node rather than a GIMPLE_MODIFY_STMT node.
824 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
825 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
827 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
828 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
831 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
834 * fold-const.c (fold_comparison): Add back the
835 folding of constant complex comparisions.
837 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
840 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
841 effects unknown to this function, return early.
843 2007-02-15 Ian Lance Taylor <iant@google.com>
845 * lower-subreg.c (move_eh_region_note): New static function.
846 (resolve_simple_move): Call it.
847 (decompose_multiword_subregs): Track blocks for which we resolve a
848 simple move which is also a control flow insn. Pass them to
849 find_many_sub_basic_blocks.
850 (pass_lower_subreg): Add TODO_verify_flow.
851 (pass_lower_subreg2): Likewise.
853 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
854 Brooks Moses <brooks.moses@codesourcery.com>
855 Lee Millward <lee.millward@codesourcery.com>
857 * tree.h (enum tree_code_class): Add tcc_vl_exp.
858 (VL_EXP_CLASS_P): New.
859 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
861 (TREE_OPERAND_CHECK_CODE): Likewise.
862 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
863 (TREE_RTL_OPERAND_CHECK): Likewise.
864 (tree_operand_check_failed): Make second parameter the whole tree
865 instead of its code. Fixed callers.
867 (TREE_OPERAND_LENGTH): New.
868 (VL_EXP_OPERAND_LENGTH): New.
870 (CALL_EXPR_STATIC_CHAIN): New.
871 (CALL_EXPR_ARGS): New.
872 (CALL_EXPR_ARG): New.
873 (call_expr_nargs): New.
874 (CALL_EXPR_ARGP): New.
875 (build_nt_call_list): Declare.
876 (build_vl_exp_stat): Declare.
878 (build_call_list): Declare.
879 (build_call_nary): Declare.
880 (build_call_valist): Declare.
881 (build_call_array): Declare.
882 (call_expr_arg): Declare.
883 (call_expr_argp): Declare.
884 (call_expr_arglist): Declare.
885 (fold_build_call_list): Declare.
886 (fold_build_call_list_initializer): Declare.
887 (fold_call_expr): Declare to replace fold_builtin.
888 (fold_builtin_fputs): Update to agree with modified definition.
889 (fold_builtin_strcpy): Likewise.
890 (fold_builtin_strncpy): Likewise.
891 (fold_builtin_memory_chk): Likewise.
892 (fold_builtin_stxcpy_chk): Likewise.
893 (fold_builtin_strncpy_chk): Likewise.
894 (fold_builtin_next_arg): Likewise.
895 (fold_build_call_expr): Declare.
896 (fold_builtin_call_list): Declare.
897 (fold_builtin_call_valist): Declare.
898 (build_call_expr): Declare.
899 (validate_arglist): Update to agree with modified definition.
900 (tree_operand_length): New.
901 (call_expr_arg_iterator): New.
902 (init_call_expr_arg_iterator): New.
903 (next_call_expr_arg): New.
904 (first_call_expr_arg): New.
905 (more_call_expr_args_p): New.
906 (FOR_EACH_CALL_EXPR_ARG): New.
908 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
910 (tree_code_size): Update documentation. Use sizeof (tree) rather
911 than sizeof (char *).
912 (tree_size): Likewise. Add case for tcc_vl_exp.
913 (tree_node_structure): Add case for tcc_vl_exp.
914 (contains_placeholder_p): Likewise.
915 (substitute_in_expr): Likewise.
916 (substitute_placeholder_in_expr): Likewise.
917 (stabilize_reference_1): Likewise.
918 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
919 to diagnose breakage of this interface for constructing CALL_EXPRs.
920 (build_nt): Add similar assertion here.
921 (build_nt_call_list): New.
922 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
923 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
925 (get_callee_fndecl): Use new CALL_EXPR accessors.
926 (tree_operand_check_failed): Change parameters to pass entire node
927 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
928 (process_call_operands): New.
929 (build_vl_exp_stat): New.
930 (build_call_list): New.
931 (build_call_nary): New.
932 (build_call_valist): New.
933 (build_call_array): New.
934 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
935 (call_expr_arglist): New.
937 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
938 tcc_vl_exp instead of a fixed-size tcc_expression.
940 * doc/c-tree.texi (CALL_EXPR): Document new representation and
941 accessors for CALL_EXPRs.
942 (AGGR_INIT_EXPR): Likewise.
944 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
945 Brooks Moses <brooks.moses@codesourcery.com>
946 Lee Millward <lee.millward@codesourcery.com>
948 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
949 (expand_builtin_nonlocal_goto): Change parameter to be entire
950 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
951 (expand_builtin_prefetch): Likewise.
952 (expand_builtin_classify_type): Likewise.
953 (mathfn_built_in): Return NULL_TREE instead of 0.
954 (expand_errno_check): Use new CALL_EXPR accessors.
955 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
956 Return NULL_RTX instead of 0.
957 (expand_builtin_mathfn_2): Likewise.
958 (expand_builtin_mathfn_3): Likewise.
959 (expand_builtin_interclass_mathfn): Likewise.
960 (expand_builtin_sincos): Likewise.
961 (expand_builtin_cexpi): Likewise.
962 (expand_builtin_int_roundingfn): Likewise.
963 (expand_builtin_int_roundingfn_2): Likewise.
964 (expand_builtin_pow): Likewise.
965 (expand_builtin_powi): Likewise.
966 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
967 of arglist, fixing callers appropriately. Use new CALL_EXPR
968 accessors and constructors. Return NULL_RTX instead of 0.
969 (expand_builtin_strstr): Likewise.
970 (expand_builtin_strchr): Likewise.
971 (expand_builtin_strrchr): Likewise.
972 (expand_builtin_strpbrk): Likewise.
973 (expand_builtin_memcpy): Likewise.
974 (expand_builtin_mempcpy): Likewise.
975 (expand_builtin_mempcpy_args): New.
976 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
977 (expand_builtin_memmove_args): New.
978 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
979 (expand_movstr): Likewise.
980 (expand_builtin_strcpy): Likewise.
981 (expand_builtin_strcpy_args): New.
982 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
983 (expand_builtin_strncpy): Likewise.
984 (expand_builtin_memset): Likewise.
985 (expand_builtin_memset_args): New.
986 (expand_builtin_bzero): Similarly to expand_builtin_memset.
987 (expand_builtin_memcmp): Likewise.
988 (expand_builtin_strcmp): Likewise.
989 (expand_builtin_strncmp): Likewise.
990 (expand_builtin_strcat): Likewise.
991 (expand_builtin_strncat): Likewise.
992 (expand_builtin_strspn): Likewise.
993 (expand_builtin_strcspn): Likewise.
994 (expand_builtin_args_info): Likewise.
995 (expand_builtin_va_start): Likewise.
996 (gimplify_va_arg_expr): Likewise.
997 (expand_builtin_va_end): Likewise.
998 (expand_builtin_va_copy): Likewise.
999 (expand_builtin_frame_address): Likewise.
1000 (expand_builtin_alloca): Likewise.
1001 (expand_builtin_bswap): Likewise.
1002 (expand_builtin_unop): Likewise.
1003 (expand_builtin_fputs): Likewise.
1004 (expand_builtin_expect): Likewise.
1005 (expand_builtin_fabs): Likewise.
1006 (expand_builtin_copysign): Likewise.
1007 (expand_builtin_printf): Likewise.
1008 (expand_builtin_fprintf): Likewise.
1009 (expand_builtin_sprintf): Likewise.
1010 (expand_builtin_init_trampoline): Likewise.
1011 (expand_builtin_signbit): Likewise.
1012 (expand_builtin_fork_or_exec): Likewise.
1013 (expand_builtin_sync_operation): Likewise.
1014 (expand_builtin_compare_and_swap): Likewise.
1015 (expand_builtin_lock_test_and_set): Likewise.
1016 (expand_builtin_lock_release): Likewise.
1017 (expand_builtin): Likewise.
1018 (builtin_mathfn_code): Likewise.
1020 (fold_builtin_constant_p): Pass call arguments individually instead
1021 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1022 accessors and constructors. Return NULL_TREE instead of 0.
1023 (fold_builtin_expect): Likewise.
1024 (fold_builtin_classify_type): Likewise.
1025 (fold_builtin_strlen): Likewise.
1026 (fold_builtin_nan): Likewise.
1027 (integer_valued_real_p): Likewise.
1028 (fold_trunc_transparent_mathfn): Likewise.
1029 (fold_fixed_mathfn): Likewise.
1030 (fold_builtin_cabs): Likewise.
1031 (fold_builtin_sqrt): Likewise.
1032 (fold_builtin_cbrt): Likewise.
1033 (fold_builtin_cos): Likewise.
1034 (fold_builtin_cosh): Likewise.
1035 (fold_builtin_tan): Likewise.
1036 (fold_builtin_sincos): Likewise.
1037 (fold_builtin_cexp): Likewise.
1038 (fold_builtin_trunc): Likewise.
1039 (fold_builtin_floor): Likewise.
1040 (fold_builtin_ceil): Likewise.
1041 (fold_builtin_round): Likewise.
1042 (fold_builtin_int_roundingfn): Likewise.
1043 (fold_builtin_bitop): Likewise.
1044 (fold_builtin_bswap): Likewise.
1045 (fold_builtin_logarithm): Likewise.
1046 (fold_builtin_hypot): Likewise.
1047 (fold_builtin_pow): Likewise.
1048 (fold_builtin_powi): Likewise.
1049 (fold_builtin_exponent): Likewise.
1050 (fold_builtin_memset): Likewise.
1051 (fold_builtin_bzero): Likewise.
1052 (fold_builtin_memory_op): Likewise.
1053 (fold_builtin_bcopy): Deleted; call site changed to invoke
1054 fold_builtin_memory_op directly.
1055 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1056 (fold_builtin_strncpy): Likewise.
1057 (fold_builtin_memcmp): Likewise.
1058 (fold_builtin_strcmp): Likewise.
1059 (fold_builtin_strncmp): Likewise.
1060 (fold_builtin_signbit): Likewise.
1061 (fold_builtin_copysign): Likewise.
1062 (fold_builtin_isascii): Likewise.
1063 (fold_builtin_toascii): Likewise.
1064 (fold_builtin_isdigit): Likewise.
1065 (fold_builtin_fabs): Likewise.
1066 (fold_builtin_abs): Likewise.
1067 (fold_builtin_fmin_fmax): Likewise.
1068 (fold_builtin_carg): Likewise.
1069 (fold_builtin_classify): Likewise.
1070 (fold_builtin_unordered_cmp): Likewise.
1072 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1073 New functions split out from fold_builtin_1.
1074 (fold_builtin_n): New.
1075 (fold_builtin_varargs): New.
1076 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1078 (fold_call_expr): New.
1079 (build_function_call_expr): Rewrite to use new helper function.
1080 (fold_builtin_call_list): New.
1081 (build_call_expr): New.
1082 (fold_builtin_call_valist): New.
1083 (rewrite_call_expr): New.
1084 (validate_arg): New.
1085 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1086 of an arglist. Change return type to bool. Use new CALL_EXPR
1089 (fold_builtin_strstr): Pass call arguments individually instead
1090 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1091 accessors and constructors. Return NULL_TREE instead of 0.
1092 (fold_builtin_strchr): Likewise.
1093 (fold_builtin_strrchr): Likewise.
1094 (fold_builtin_strpbrk): Likewise.
1095 (fold_builtin_strcat): Likewise.
1096 (fold_builtin_strncat): Likewise.
1097 (fold_builtin_strspn): Likewise.
1098 (fold_builtin_strcspn): Likewise.
1099 (fold_builtin_fputs): Likewise.
1100 (fold_builtin_next_arg): Likewise.
1101 (fold_builtin_sprintf): Likewise.
1103 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1104 NULL_RTX instead of 0.
1105 (expand_builtin_memory_chk): Likewise.
1106 (maybe_emit_chk_warning): Likewise.
1107 (maybe_emit_sprintf_chk_warning): Likewise.
1109 (fold_builtin_object_size): Pass call arguments individually instead
1110 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1111 accessors and constructors. Return NULL_TREE instead of 0.
1112 (fold_builtin_memory_chk): Likewise.
1113 (fold_builtin_stxcpy_chk): Likewise.
1114 (fold_builtin_strncpy_chk): Likewise.
1115 (fold_builtin_strcat_chk): Likewise.
1116 (fold_builtin_strcat_chk): Likewise.
1117 (fold_builtin_strncat_chk): Likewise.
1118 (fold_builtin_sprintf_chk): Likewise.
1119 (fold_builtin_snprintf_chk): Likewise.
1120 (fold_builtin_printf): Likewise.
1121 (fold_builtin_vprintf): Likewise.
1123 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1125 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1126 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1127 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1128 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1129 (fold_unary): Likewise.
1130 (fold_binary): Likewise.
1131 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1132 ternary expressions.
1133 (fold): Add logic for tcc_vl_exp.
1134 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1135 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1136 (fold_build3_stat): Add assertion to flag broken interface for
1137 constructing CALL_EXPRs.
1138 (fold_build_call_list): New.
1139 (fold_build_call_list_initializer): New.
1140 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1142 (fold_strip_sign_ops): Likewise.
1144 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1145 Brooks Moses <brooks.moses@codesourcery.com>
1146 Lee Millward <lee.millward@codesourcery.com>
1148 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1149 accessors and dump arguments explicitly.
1151 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1153 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1155 (print_call_name): Use new CALL_EXPR accessors.
1157 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1158 CALL_EXPR arguments explicitly instead of as a list. Use
1159 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1161 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1162 (vrp_visit_stmt): Likewise.
1164 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1165 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1167 (force_move_till_expr): Likewise.
1169 * targhooks.c (default_external_stack_protect_fail): Use
1170 build_call_expr instead of build_function_call_expr.
1171 (default_hidden_stack_protect_fail): Likewise.
1173 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1176 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1177 and walk arguments explicitly.
1179 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1180 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1181 (expand_simple_operations): Likewise.
1182 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1184 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1185 of TREE_CODE_LENGTH.
1186 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1188 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1189 instead of TREE_CODE_LENGTH.
1191 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1192 (tree_ic_transform): Likewise.
1193 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1194 parameter instead of arglist. Fix callers.
1195 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1196 (tree_stringops_transform): Likewise.
1197 (tree_indirect_call_to_profile): Likewise.
1198 (tree_stringops_values_to_profile): Likewise.
1200 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1201 (eliminate_tail_call): Likewise.
1203 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1205 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1206 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1208 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1210 * omp-low.c (build_omp_barrier): Use build_call_expr.
1211 (lower_rec_input_clauses): Likewise.
1212 (lower_reduction_clauses): Likewise.
1213 (expand_parallel_call): Likewise.
1214 (maybe_catch_exception): Likewise.
1215 (expand_omp_for_generic): Likewise.
1216 (expand_omp_for_static_nochunk): Likewise.
1217 (expand_omp_sections): Likewise.
1218 (lower_omp_single_simple): Likewise.
1219 (lower_omp_single_copy): Likewise.
1220 (lower_omp_master): Likewise.
1221 (lower_omp_ordered): Likewise.
1222 (lower_omp_critical): Likewise.
1224 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1225 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1227 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1228 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1229 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1231 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1232 and generalize to handle any number of operands.
1233 (chrec_contains_undetermined): Likewise.
1234 (tree_contains_chrecs): Likewise.
1235 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1237 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1239 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1240 fold_call_expr instead of fold_builtin.
1241 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1242 match declarations there.
1243 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1246 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1247 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1249 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1250 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1252 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1255 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1256 (execute_cse_sincos): Use new CALL_EXPR accessors.
1258 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1260 * gimple-low.c (lower_function_body): Use build_call_expr.
1261 (lower_builtin_setjmp): Likewise.
1263 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1264 (set_storage_via_libcall): Likewise.
1265 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1266 instead of TREE_CODE_LENGTH.
1267 (expand_expr_real_1): Use new CALL_EXPR accessors.
1269 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1270 generalize to handle any number of operands.
1271 (TB_parent_eq): Likewise.
1273 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1274 (strip_builtin_expect): Likewise.
1276 * function.c (gimplify_parameters): Use build_call_expr.
1278 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1279 instead of TREE_CODE_LENGTH.
1281 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1282 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1284 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1287 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1288 (gimplify_decl_expr): Likewise.
1289 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1290 Use new CALL_EXPR iterators.
1291 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1292 (gimplify_modify_expr_to_memset): Likewise.
1293 (gimplify_variable_sized_compare): Likewise.
1294 (gimplify_omp_atomic_fetch_op): Likewise.
1295 (gimplify_omp_atomic_pipeline): Likewise.
1296 (gimplify_omp_atomic_mutex): Likewise.
1297 (gimplify_function_tree): Likewise.
1299 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1300 (call_expr_flags): Likewise.
1301 (expand_call): Likewise.
1303 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1304 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1307 * coverage.c (create_coverage): Use build_call_expr.
1309 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1310 (temp_call_expr_obstack): New.
1311 (pool_copy_list): Delete.
1312 (temp_copy_call_expr): New.
1313 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1314 CALL_EXPR accessors. Get rid of special goo for copying argument
1315 lists and use temp_copy_call_expr instead.
1316 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1317 CALL_EXPR accessors.
1318 (create_expression_by_pieces): Likewise. Use build_call_array
1319 to construct the result instead of fold_build3.
1320 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1321 dealing with argument lists.
1322 (init_pre): Remove references to expression_node_pool and
1323 list_node_pool. Init temp_call_expr_obstack instead.
1324 (fini_pre): Remove references to expression_node_pool and
1327 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1328 and walk arguments explicitly instead of as a list.
1330 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1331 (mx_register_decls): Likewise.
1332 (mudflap_register_call): Likewise.
1333 (mudflap_finish_file): Likewise.
1335 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1336 (ipa_callsite_compute_param): Likewise.
1338 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1339 accessors and constructor.
1341 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1342 accessors and constructor.
1343 (convert_tramp_reference): Likewise.
1344 (convert_call_expr): Likewise.
1345 (finalize_nesting_tree_1): Likewise.
1347 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1350 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1352 * tree-inline.c (initialize_inlined_parameters): Pass entire
1353 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1355 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1356 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1358 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1359 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1360 (vectorizable_reduction): Likewise.
1361 (vectorizable_call): Use new CALL_EXPR iterators.
1362 (vectorizable_conversion): Use build_call_expr.
1363 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1364 (vect_gen_widened_results_half): Use build_call_expr.
1365 (vect_setup_realignment): Likewise.
1366 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1368 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1369 (pass_through_call): Likewise.
1370 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1373 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1374 (tree_gen_pow2_profiler): Likewise.
1375 (tree_gen_one_value_profiler): Likewise.
1376 (tree_gen_ic_func_profiler): Likewise.
1377 (tree_gen_average_profiler): Likewise.
1378 (tree_gen_ior_profiler): Likewise.
1380 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1381 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1382 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1384 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1385 of TREE_CODE_LENGTH.
1387 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1388 of TREE_CODE_LENGTH.
1390 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1392 (convert_to_integer): Likewise.
1394 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1397 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1398 Brooks Moses <brooks.moses@codesourcery.com>
1399 Lee Millward <lee.millward@codesourcery.com>
1401 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1403 * config/frv/frv.c (frv_expand_builtin): Likewise.
1404 * config/s390/s390.c (s390_expand_builtin): Likewise.
1406 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1407 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1409 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1410 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1411 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1412 (ix86_expand_store_builtin): Likewise.
1413 (ix86_expand_unop_builtin): Likewise.
1414 (ix86_expand_unop1_builtin): Likewise.
1415 (ix86_expand_sse_compare): Likewise.
1416 (ix86_expand_sse_comi): Likewise.
1417 (ix86_expand_vec_init_builtin): Likewise.
1418 (ix86_expand_vec_ext_builtin): Likewise.
1419 (ix86_expand_vec_set_builtin): Likewise.
1420 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1422 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1423 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1425 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1426 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1427 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1429 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1431 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1432 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1433 arglist. Use new CALL_EXPR accessors. Fix callers.
1434 (altivec_expand_abs_builtin): Likewise.
1435 (rs6000_expand_binop_builtin): Likewise.
1436 (altivec_expand_predicate_builtin): Likewise.
1437 (altivec_expand_lv_builtin): Likewise.
1438 (spe_expand_stv_builtin): Likewise.
1439 (altivec_expand_stv_builtin): Likewise.
1440 (rs6000_expand_ternop_builtin): Likewise.
1441 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1442 (altivec_expand_st_builtin): Likewise.
1443 (altivec_expand_dst_builtin): Likewise.
1444 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1445 arglist. Use new CALL_EXPR accessors. Fix callers.
1446 (altivec_expand_vec_set_builtin): Likewise.
1447 (altivec_expand_vec_ext_builtin): Likewise.
1448 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1449 (spe_expand_builtin): Likewise.
1450 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1451 arglist. Use new CALL_EXPR accessors. Fix callers.
1452 (spe_expand_evsel_builtin): Likewise.
1453 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1454 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1456 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1457 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1458 (arm_expand_unop_builtin): Likewise.
1459 (arm_expand_builtin): Use new CALL_EXPR accessors.
1461 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1464 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1465 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1466 (bfin_expand_unop_builtin): Likewise.
1467 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1469 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1470 Brooks Moses <brooks.moses@codesourcery.com>
1471 Lee Millward <lee.millward@codesourcery.com>
1473 * c-semantics.c (build_stmt): Add internal diagnostic check.
1475 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1476 accessors. Print arguments explicitly instead of as a list.
1478 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1480 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1481 (c_finish_omp_flish): Likewise.
1483 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1484 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1485 instead of TREE_CODE_LENGTH.
1486 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1487 (c_warn_unused_result): Likewise.
1489 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1492 * doc/invoke.texi (Warning Options): Remove
1493 -Werror-implicit-function-declaration.
1494 (Wimplicit-function-declaration): Update description.
1495 * opts.c (common_handle_option): Move handling of -Werror=* to...
1496 (enable_warning_as_error): ...here.
1497 * opts.h (enable_warning_as_error): Declare.
1498 * c-decl.c (implicit_decl_warning): Unless
1499 -Wno-implicit-function-declaration is given, emit a pedwarn if
1500 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1501 * c.opt (Wimplicit-function-declaration): Replace
1502 mesg_implicit_function_declaration with
1503 warn_implicit_function_declaration.
1504 * c-opts.c (c_common_handle_option):
1505 -Werror-implicit-function-declaration is exactly equal as
1506 -Werror=implicit-function-declaration.
1507 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1508 warn_implicit_function_declaration.
1509 (c_common_post_options): -Wimplict-function-declaration is enabled
1510 by default by -std=c99, otherwise is disabled by default.
1511 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1513 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1515 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1516 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1517 former is ignored but not the latter.
1519 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1521 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1522 is made and the reference doesn't use the alias set of its type,
1523 do not create the temporary using that type.
1525 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1527 * jump.c: Remove prototypes for delete_computation and
1528 delete_prior_computation.
1530 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1532 * jump.c (get_label_after): Delete.
1533 (get_label_before, delete_computation, delete_jump,
1534 delete_prior_computation, follow_jumps): Move...
1535 * reorg.c (delete_computation, delete_prior_computation): ... here...
1536 (get_label_before, delete_jump): ... making these static ...
1537 (follow_jumps): ... and simplifying this since it only runs after
1539 * rtl.h (get_label_after, get_label_before, delete_jump,
1540 follow_jumps): Delete prototypes.
1542 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1544 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1546 2007-02-15 Nick Clifton <nickc@redhat.com>
1548 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1549 order to prevent it from being munged by the target.
1551 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1553 * config/i386/i386.md: Remove misleading comment.
1555 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1557 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1558 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1561 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1563 * tree-sra.c (instantiate_missing_elements): Canonicalize
1565 (sra_build_assignment): New.
1566 (generate_copy_inout, generate_element_copy,
1567 generate_element_zero, generate_one_element_init): Use it.
1569 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1571 * tree-sra.c (instantiate_missing_elements): Canonicalize
1573 (sra_build_assignment): New.
1574 (generate_copy_inout, generate_element_copy,
1575 generate_element_zero, generate_one_element_init): Use it.
1577 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1579 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1582 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1585 types as aggregates not scalars.
1586 * function.c (assign_stack_temp_for_type): Likewise.
1588 2007-02-14 Roger Sayle <roger@eyesopen.com>
1589 Zdenek Dvorak <dvorakz@suse.cz>
1591 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1594 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1596 * passes.c (next_pass_1): Clear the next field of the copied
1599 2007-02-14 Richard Henderson <rth@redhat.com>
1601 * tree-sra.c (early_sra): New.
1602 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1603 (tree_sra_early, pass_sra_early): New.
1604 * tree-pass.h (pass_sra_early): Declare.
1605 * passes.c (init_optimization_passes): Use it.
1607 2007-02-14 Richard Guenther <rguenther@suse.de>
1609 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1611 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1613 PR tree-optimization/30771
1614 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1616 (vect_analyze_operations): Induction phis can now be marked as
1618 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1619 Update documentation accordingly.
1621 2007-02-14 Nick Clifton <nickc@redhat.com>
1623 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1624 most 3 arguments are supported.
1625 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1627 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1629 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1630 Ensure dst->current is valid.
1632 2007-02-13 Paul Brook <paul@codesourcery.com>
1634 * config.gcc: Add arm*-*-uclinux-*eabi.
1635 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1636 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1637 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1638 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1639 (LINK_SPEC): Define.
1641 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1643 * config/arm/uclinux-eabi.h: New file.
1644 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1645 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1648 2007-02-13 Ian Lance Taylor <iant@google.com>
1650 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1651 * flags.h (warn_strict_overflow): Declare.
1652 (enum warn_strict_overflow_code): Define.
1653 (issue_strict_overflow_warning): New static inline function.
1654 * opts.c (warn_strict_overflow): New variable.
1655 (common_handle_option): Handle OPT_Wstrict_overflow and
1656 OPT_Wstrict_overflow_.
1657 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1659 * fold-const.c: Include intl.h.
1660 (fold_deferring_overflow_warnings): New static variable.
1661 (fold_deferred_overflow_warning): New static variable.
1662 (fold_deferred_overflow_code): New static variable.
1663 (fold_defer_overflow_warnings): New function.
1664 (fold_undefer_overflow_warnings): New function.
1665 (fold_undefer_and_ignore_overflow_warnings): New function.
1666 (fold_deferring_overflow_warnings_p): New function.
1667 (fold_overflow_warning): New static function.
1668 (make_range): Add strict_overflow_p parameter. Change all
1670 (extract_muldiv, extract_muldiv_1): Likewise.
1671 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1672 tree_expr_nonnegative_p.
1673 (fold_negate_expr): Call fold_overflow_warning.
1674 (fold_range_test): Likewise.
1675 (fold_comparison): Likewise.
1676 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1677 instead of tree_expr_nonnegative_p.
1678 (tree_expr_nonnegative_warnv_p): Rename from
1679 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1680 (tree_expr_nonnegative_p): New function.
1681 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1682 strict_overflow_p parameter.
1683 (tree_expr_nonzero_p): New function.
1684 * passes.c (verify_interpass_invariants): New static function.
1685 (execute_one_pass): Call it.
1686 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1688 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1689 (estimate_numbers_of_iterations): Likewise.
1690 (scev_probably_wraps_p): Likewise.
1691 * tree-ssa-ccp.c: Include "toplev.h".
1692 (evaluate_stmt): Defer fold overflow warnings until we know we are
1694 (struct fold_stmt_r_data): Add stmt field.
1695 (fold_stmt_r): Defer fold overflow warnings until we know we
1697 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1698 (fold_stmt_inplace): Likewise.
1699 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1700 (cleanup_control_expr_graph): Defer fold overflow warnings until
1701 we know we are going to optimize.
1702 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1703 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1705 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1706 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1707 * tree-ssa-loop-manip.c (create_iv): Likewise.
1708 * c-typeck.c (build_conditional_expr): Likewise.
1709 (build_binary_op): Likewise.
1710 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1711 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1712 (extract_range_from_unary_expr): Likewise.
1713 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1714 assuming that signed overflow does not occur.
1715 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1716 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1717 (fold_defer_overflow_warnings): Declare.
1718 (fold_undefer_overflow_warnings): Declare.
1719 (fold_undefer_and_ignore_overflow_warnings): Declare.
1720 (fold_deferring_overflow_warnings_p): Declare.
1721 (tree_expr_nonzero_warnv_p): Declare.
1722 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1724 (Warning Options): Document -Wstrict-overflow.
1725 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1726 (tree-ssa-ccp.o): Likewise.
1727 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1728 (fold-const.o): Depend on intl.h.
1730 2007-02-13 Ian Lance Taylor <iant@google.com>
1733 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1736 2007-02-13 Stuart Hastings <stuart@apple.com>
1738 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1740 2007-02-13 Richard Henderson <rth@redhat.com>
1742 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1743 handled_component_p before looking for the indirect_ref.
1745 2007-02-13 Richard Henderson <rth@redhat.com>
1747 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1748 remove flags clobber.
1749 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1750 (bswaphi_lowpart): New.
1751 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1752 remove TARGET_BSWAP test. Delete expander of the same name.
1754 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1755 (expand_unop): Use them.
1757 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1760 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1761 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1762 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1763 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1764 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1765 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1766 assembler dialect choice from asm templates.
1768 2007-02-12 Richard Henderson <rth@redhat.com>
1770 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1771 (fixuns_trunc<SSEMODEF>si2): Use it.
1772 * config/i386/sse.md (vec_setv4sf_0): Export.
1773 * config/i386/i386.c (ix86_build_const_vector): Export.
1774 (ix86_split_convert_uns_si_sse): Rename from
1775 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1776 * config/i386/i386-protos.h: Update.
1778 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1781 * c-typeck.c (c_finish_return): Improve warning message.
1783 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1785 * alias.c (find_symbolic_term): Delete unused function.
1787 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1790 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1791 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1793 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1795 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1796 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1797 the function, temporarily point the debug interface to the null one.
1799 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1801 * dwarf2out.c (round_up_to_align): New static function.
1802 (field_byte_offset): Use it to round the offset.
1804 2007-02-12 Richard Henderson <rth@redhat.com>
1806 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1807 (inswl_const): Export.
1809 2007-02-12 Richard Henderson <rth@redhat.com>
1811 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1812 result mode of the libcall, convert back to outmode.
1814 2007-02-12 Roger Sayle <roger@eyesopen.com>
1816 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1817 (bswapdi2): New define_expand to implement 32-bit implementation.
1819 2007-02-12 Nick Clifton <nickc@redhat.com>
1821 * doc/invoke.texi (Overall Options): Document --help=.
1822 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1823 (cc1_options): Pass --help= on to cc1.
1824 (display_help): Add description of --help=.
1825 (process_command): Add code to handle --help=. Allow translated
1826 --help and --target-help switches to be passed on to compiler
1828 (main): Remove unused if statement.
1829 * opts.c (columns): Remove.
1830 (LEFT_COLUMN): Define.
1831 (wrap_help): Add columns argument.
1832 (print_filtered_help): Change parameters to be an include bitmask,
1833 an exclude bitmask, an any bitmask and the column width. Move the
1834 code to display the params list here. Add code to display the
1835 status of options rather than their descriptions if the quiet flag
1837 (print_specific_help): Change parameters to be an include bitmask,
1838 an exclude bitmask and an any bitmask. Move code to look up the
1839 column width here. Decide upon the title for an options listing.
1840 (common_handle_options): Add code to handle --help=. Adapt code
1841 for --help and --target-help to use the revised form of the
1842 print_specific_help function.
1843 (print_help): Delete.
1844 (print_param_help): Delete.
1845 (print_switch): Delete.
1846 * opts.h (cl_lang_count): Add prototype.
1847 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1848 CL_MAX_OPTION_CLASS): New defines.
1849 * optc-gen.awk: Add construction of cl_lang_count.
1850 * c.opt: Add Warning attribute to warning options and Optimization
1851 attribute to optimization options.
1852 * common.opt: Likewise.
1854 Add -fhelp and -ftarget-help as aliases for the transformed --help
1855 and --target-help options.
1856 * opt-functions.awk: Add code to handle Warning and Optimization
1859 2007-02-12 Richard Henderson <rth@redhat.com>
1861 * config/alpha/constraints.md: New file.
1862 * config/alpha/alpha.c: Include tm-constrs.h.
1863 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1864 alpha_extra_constraint): Remove.
1865 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1866 * config/alpha/alpha-protos.h: Update.
1867 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1868 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1869 (EXTRA_CONSTRAINT): Remove.
1870 * config/alpha/alpha.md: Include constraints.md.
1871 (adddi splitter): Use satisfies_constraint_*.
1872 * config/alpha/predicates.md (add_operand): Likewise.
1873 (sext_add_operand, addition_operation): Likewise.
1875 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1877 PR tree-optimization/29145
1878 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1879 in our handling of restrict qualified pointers.
1881 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1884 * doc/invoke.texi (Wunused-value): Update description.
1885 (Wextra): Delete item.
1886 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1887 value of Wunused-value.
1888 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1889 (c_finish_stmt_expr): Don't check extra_warnings.
1890 (emit_side_effect_warnings): The caller is responsible to check
1893 2007-02-11 Roger Sayle <roger@eyesopen.com>
1894 Matt Thomas <matt@3am-software.com>
1896 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1898 2007-02-11 Roger Sayle <roger@eyesopen.com>
1900 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1901 comparisons of POPCOUNT against zero.
1902 (simplify_const_relational_operation): Likewise.
1904 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1906 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1908 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1910 * dwarf2out.c (root_type): Delete unused function.
1912 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1914 * genattrtab.c (contained_in_p): Delete unused function.
1915 (write_expr_attr_cache): Likewise.
1917 2007-02-11 Jan Hubicka <jh@suse.cz>
1919 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1922 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1924 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1925 to add the REG_EQ* note.
1926 * see.c (see_merge_one_use_extension): Likewise.
1927 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1928 turn REG_EQUAL notes into REG_EQUIV notes if the target
1929 register may have more than one set.
1930 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1931 * gcse.c (try_replace_reg): Likewise.
1932 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1933 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1934 more than one REG_EQUIV note.
1935 * reload1.c (gen_reload): Use set_unique_reg_note.
1937 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1940 (ix86_builtin_conversion): New function.
1942 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1945 * tree.h (DECL_REPLACEABLE_P): New macro.
1946 * except.c (set_nothrow_function_flags): Likewise.
1948 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1949 Ira Rosen <irar@il.ibm.com>
1950 Dorit Nuzman <dorit@il.ibm.com>
1952 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1953 * targhooks.c (default_builtin_vectorized_conversion): New.
1954 * targhooks.h (default_builtin_vectorized_function): New declaration.
1955 * target.h (struct vectorize): Add builtin_conversion field.
1956 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1957 stmt_vec_info_type value.
1958 (vectorizable_conversion): New declaration.
1959 * tree-vect-analyze.c (vect_analyze_operations): Add
1960 vectorizable_conversion call.
1961 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1962 * tree-vect-transform.c (vectorizable_conversion): New function.
1963 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1964 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1966 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1967 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1968 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1969 or ALTIVEC_BUILTIN_VCFSX.
1971 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1974 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1975 CONST_DOUBLE and operand 0 is a hard register.
1976 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1977 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1978 is a hard floating-point register.
1980 2007-02-10 Richard Henderson <rth@redhat.com>
1981 Jakub Jelinek <jakub@redhat.com>
1982 Alexandre Oliva <aoliva@redhat.com>
1984 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1985 * builtin-types.def (BT_WORD): Make unsigned.
1986 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1987 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1988 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1989 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1990 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1991 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1993 * expr.c (emutls_var_address): New.
1994 (expand_expr_real_1): Expand emulated tls.
1995 (expand_expr_addr_expr_1): Likewise.
1996 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1997 * output.h (emutls_finish): Declare.
1998 * toplev.c (compile_file): Call it.
1999 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2000 address before wrapping in CONST.
2001 * varasm.c (emutls_htab, emutls_object_type): New.
2002 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2003 (get_emutls_object_name, get_emutls_object_type): New.
2004 (get_emutls_init_templ_addr, emutls_decl): New.
2005 (emutls_common_1, emutls_finish): New.
2006 (assemble_variable): When emulating tls, swap decls; generate
2007 constructor for the emutls objects.
2008 (do_assemble_alias): When emulating tls, swap decl and target name.
2009 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2011 * varpool.c (decide_is_variable_needed): Look at force_output.
2012 Recurse for emulated tls.
2013 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2014 with decide_is_variable_needed.
2015 * emutls.c: New file.
2016 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2017 tls_object for real tls.
2019 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2021 PR rtl-optimization/29599
2022 * reload1.c (eliminate_regs_in_insn): Take the destination
2023 mode into account when computing the offset.
2025 2007-02-09 Stuart Hastings <stuart@apple.com>
2026 Richard Henderson <rth@redhat.com>
2028 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2029 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2030 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2031 fixuns_truncdfhi2): New.
2032 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2033 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2034 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2035 (floatunssidf2): Allow nonimmediate source.
2036 * gcc/config/i386/sse.md (movdi_to_sse): New.
2037 (vec_concatv2di): Drop '*'.
2038 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2039 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2040 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2042 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2043 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2044 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2045 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2046 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2047 ix86_build_const_vector.
2048 (x86_emit_floatuns): Rewrite.
2050 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2052 * genautomata.c (longest_path_length): Delete unused function.
2053 (struct state): Delete unused longest_path_length.
2054 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2055 (get_free_state): Delete unused.
2057 2007-02-09 Jan Hubicka <jh@suse.cz>
2059 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2060 * doc/invoke.texi (inline-unit-growth): Update default value.
2062 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2063 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2064 (rebuild_cgraph_edges): Likewise.
2065 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2066 (dump_cgraph_node): Dump frequencies.
2067 (cgraph_clone_edge): Add frequency scales.
2068 (cgraph_clone_node): Add freuqnecy.
2069 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2070 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2071 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2072 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2073 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2074 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2075 (save_inline_function_body): Likewise.
2076 * ipa-inline.c: inluce rtl.h
2077 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2078 (cgraph_edge_badness): Use frequencies.
2079 (cgraph_decide_recursive_inlining): Update clonning.
2080 (cgraph_decide_inlining_of_small_function): Dump frequency.
2081 * predict.c (estimate_bb_frequencies): Export.
2082 * predict.h (estimate_bb_frequencies): Declare.
2083 * tree-inline.c (copy_bb): Watch overflows.
2084 (expand_call_inline): Update call of cgraph_create_edge.
2085 (optimize_inline_calls): Use TODO flags to update frequnecies.
2086 * passes.h: Include predict.h
2087 (init_optimization_passes): Move profile ahead.
2088 (execute_function_todo): Handle TODO_rebuild_frequencies.
2090 2007-02-09 Roger Sayle <roger@eyesopen.com>
2092 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2093 the insbl or inswl pattern into a register.
2095 2007-02-09 Roger Sayle <roger@eyesopen.com>
2097 * config/ia64/ia64.md (bswapdi2): New define_insn.
2099 2007-02-09 Richard Henderson <rth@redhat.com>
2101 * config/i386/constraints.md (Ym): New constraint.
2102 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2103 (movdi_1_rex64): Split sse and xmm general register moves from
2104 memory move alternatives. Use conditional register constraints.
2105 (movsf_1, movdf_integer): Likewise.
2106 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2107 (movdf_integer_rex64): New.
2108 (pushsf_rex64): Fix output constraints.
2109 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2110 (sse2_stored): Likewise.
2111 (sse2_storeq_rex64): New.
2112 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2113 amd and not generic.
2114 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2115 for optimize_size. Remove SF/DFmode hack.
2117 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2119 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2122 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2123 Richard Sandiford <richard@codesourcery.com>
2125 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2126 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2127 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2128 m68k/t-mlib to tmake_file.
2129 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2130 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2131 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2132 Allow it to be cf or m68k. Set m68k_arch_family. If that
2133 variable is not empty, add t-$m68k_arch_family to tmake_file.
2134 Add t-mlibs to tmake_file.
2135 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2136 * config/m68k/t-cf: New file.
2137 * config/m68k/t-m68k: Likewise.
2138 * config/m68k/t-mlibs: Likewise.
2139 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2141 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2142 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2143 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2145 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2146 (INSTALL_LIBGCC): Delete.
2147 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2148 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2149 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2150 (M68K_MLIB_CPU): Define.
2151 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2152 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2153 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2155 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2156 Richard Guenther <rguenther@suse.de>
2159 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2160 against INT_MIN/INT_MAX.
2161 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2162 file if a loop is removed.
2164 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2166 * calls.c (store_one_arg): Pass correct alignment to
2167 emit_push_insn for non-BLKmode values.
2168 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2169 unaligned stack slot via a suitably aligned slot.
2171 2007-02-08 DJ Delorie <dj@redhat.com>
2173 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2175 (legal_subregs): Use unsigned char, make const.
2176 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2178 2007-02-08 Paul Brook <paul@codesourcery.com>
2180 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2181 special interworking needed.
2183 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2185 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2186 conditional to __SSE2__.
2187 (Entries below should have been added to first ChangeLog
2188 entry for amdfam10 dated 2007-02-05)
2189 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2191 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2193 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2196 2007-02-08 DJ Delorie <dj@redhat.com>
2198 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2199 * config/m32c/m32c.c (legal_subregs): New.
2200 (m32c_illegal_subreg_p): New.
2201 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2202 unsupported subregs of hard regs.
2204 2007-02-08 Jan Hubicka <jh@suse.cz>
2206 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2207 the same one; always update histograms.
2209 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2211 * passes.c (init_optimization_passes): Tidy comment.
2213 2007-02-08 Roger Sayle <roger@eyesopen.com>
2215 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2216 strip zero_extend, bswap and rotates from POCOUNT's argument.
2217 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2218 zero_extend and rotates from PARITY's argument.
2219 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2220 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2221 of an integer constant at compile-time.
2223 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2226 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2228 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2231 * tree-ssa-live.c (remove_unused_locals): Do not remove
2232 TREE_ADDRESSABLE variables.
2233 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2234 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2235 FOR_CLOBBER. Update all users.
2236 If VAR has an associated alias set, add a virtual operand for
2237 it if no alias is found to conflict with the memory reference.
2239 2007-02-07 Jan Hubicka <jh@suse.cz>
2240 Robert Kidd <rkidd@crhc.uiuc.edu>
2242 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2244 2007-02-07 Ian Lance Taylor <iant@google.com>
2246 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2248 2007-02-07 Roger Sayle <roger@eyesopen.com>
2250 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2251 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2252 tablejumpdi, movsi_to_cr_one): Remove constraints from
2253 define_expand's match_operands.
2255 2007-02-07 Roger Sayle <roger@eyesopen.com>
2257 * global.c (compute_regsets): Move declatation of "i" inside of
2258 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2260 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2263 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2264 of INDIRECT_REF <RESULT_DECL>.
2266 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2268 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2269 Kaz Kojima <kkojima@gcc.gnu.org>
2272 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2274 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2276 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2278 * doc/loop.texi: Document possibility not to perform disambiguation
2279 of loops with multiple latches.
2280 * cfgloopmanip.c (alp_enum_p): Removed.
2281 (add_loop): Handle subloops. Use get_loop_body_with_size.
2282 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2283 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2284 the new forwarder block.
2285 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2286 Handle the case latch is NULL.
2287 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2288 when marking loop exits.
2289 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2291 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2292 disambiguate_loops_with_multiple_latches.
2293 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2294 before fix_loop_structure.
2295 * cfgloop.c: Include pointer-set.h and output.h.
2296 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2297 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2298 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2299 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2300 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2301 disambiguate_multiple_latches, get_loop_body_with_size,
2302 disambiguate_loops_with_multiple_latches): New functions.
2303 (flow_loop_dump): Dump multiple latch edges.
2304 (flow_loop_nodes_find): Handle loops with multiple latches.
2305 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2306 (glb_enum_p): Modified.
2307 (get_loop_body): Use get_loop_body_with_size.
2308 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2309 (AVOID_CFG_MODIFICATIONS): New constant.
2310 (disambiguate_loops_with_multiple_latches, add_loop,
2311 get_loop_body_with_size): Declare.
2312 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2314 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2317 * global.c (compute_regsets): New function.
2318 (global_alloc): Refactored ELIMINABLE_REGSET
2319 and NO_GLOBAL_ALLOC_REGS computation out.
2320 (rest_of_handle_global_alloc): Call compute_regsets()
2321 for non-optimizing case.
2323 2007-02-06 Richard Henderson <rth@redhat.com>
2325 * config/i386/constraints.md (Y2): Rename from Y.
2326 (Yi): New constraint.
2327 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2328 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2329 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2330 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2331 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2332 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2333 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2334 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2335 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2336 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2337 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2338 vec_extractv2si_1): Change Y constraints to Y2.
2339 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2340 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2341 Change Y constraints to Y2.
2342 (sse2_loadld): Change Y constraints to x.
2344 2007-02-06 Roger Sayle <roger@eyesopen.com>
2346 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2347 (parity<mode>2): New define_expand using rs6000_emit_parity.
2348 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2349 rs6000_emit_parity): New functions.
2350 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2351 rs6000_emit_parity): Prototype here.
2353 2007-02-06 Ian Lance Taylor <iant@google.com>
2355 * lower-subreg.c (simple_move_operand): Reject CONST.
2356 (resolve_clobber): Call validate_change rather than directly
2357 assigning to XEXP (pat, 0).
2359 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2361 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2362 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2363 (tree-cfg.o): Remove hashtab.h dependency.
2365 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2366 (struct ivopts_data): Change niters to pointer_map_t.
2367 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2368 (niter_for_exit): Create pointer_map on demand. Change for
2370 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2371 (free_loop_data): Destroy data->niters if created and reset field.
2372 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2373 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2375 * tree-ssa-reassoc.c: Include pointer-set.h.
2376 (bb_rank): Change to long *.
2377 (operand_rank): Change to pointer_map_t.
2378 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2379 (insert_operand_rank): Accept long.
2380 (operand_entry_hash, operand_entry_eq): Remove.
2381 (get_rank): Return long. Adjust for changes above.
2382 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2384 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2386 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2387 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2388 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2390 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2391 directly since it cannot be NULL.
2392 (get_vi_for_tree): Rewrite for pointer_map API.
2393 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2394 (init_alias_vars): Create vi_for_tree as pointer_map.
2395 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2397 * tree-cfg.c: Don't include hashtab.h.
2398 (edge_to_cases): Declare as pointer_map.
2399 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2401 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2402 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2403 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2405 (record_switch_edge): Delete.
2406 (get_cases_for_edge): Adjust for pointer_map API, inline
2407 record_switch_edge (rewritten for new API), remove goto.
2409 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2411 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2412 * tree-nested.c: Include pointer-set.h.
2413 (var_map_elt, var_map_eq, var_map_hash): Delete.
2414 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2416 (nesting_info_bitmap_obstack): New.
2417 (lookup_field_for_decl): Adjust for pointer_map API.
2418 (lookup_tramp_for_decl): Adjust for pointer_map API.
2419 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2420 (get_local_debug_decl): Adjust for pointer_map API.
2421 (convert_nl_goto_reference): Adjust for pointer_map API.
2422 (convert_nl_goto_receiver): Adjust for pointer_map API.
2423 (create_nesting_tree): Create outside GGC space. Create bitmap on
2424 the new obstack. Create field_map and var_map as pointer_maps.
2425 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2427 (lower_nested_functions): Move root here, no need to NULL it.
2428 Initialize and release the obstack.
2430 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2432 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2433 Remove prototypes and make them non-static.
2434 (struct tree_int_map): Remove.
2435 * tree.h (struct tree_int_map): Move here, turning TO into an
2437 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2439 * tree.h (TREE_COMPLEXITY): Remove.
2440 (struct tree_exp): Remove complexity field.
2441 * tree.c (build1_stat): Don't set it.
2443 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2444 Victor Kaplansky <victork@il.ibm.com>
2446 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2447 (vect_is_simple_reduction): Support reduction with induction as
2448 one of the operands.
2449 (vect_is_simple_iv_evolution): Fix formatting.
2450 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2451 formatting. Don't mark induction phis for vectorization.
2452 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2453 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2454 (vect_get_vec_def_for_operand): Support induction.
2455 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2457 (vectorizable_reduction): Support reduction with induction as one of
2459 (vectorizable_type_demotion): Use def-type of stmt argument rather
2460 than dummy def-type.
2462 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2463 flag_tree_scev_cprop.
2464 * common.opt (tree-scev-cprop): New flag.
2466 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2467 call to vect_get_new_vect_var.
2469 2007-02-06 Ira Rosen <irar@il.ibm.com>
2471 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2472 vectype is not NULL.
2473 (vect_pattern_recog_1): Likewise.
2475 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2477 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2478 (fold_negate_expr): Likewise.
2480 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2483 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2484 even if cv-qualification is the same.
2486 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2488 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2489 __enable_execute_stack on completion.
2491 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2493 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2494 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2495 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2496 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2497 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2498 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2499 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2500 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2502 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2504 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2505 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2506 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2507 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2508 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2509 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2510 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2511 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2512 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2513 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2514 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2515 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2516 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2517 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2518 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2519 sqrtextenddfxf2_i387): Added amdfam10_decode.
2521 * config/i386/athlon.md (athlon_idirect_amdfam10,
2522 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2523 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2524 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2525 athlon_ivector_store_amdfam10): New define_insn_reservation.
2526 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2531 * config/i386/athlon.md (athlon_call_amdfam10,
2532 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2533 define_insn_reservation.
2534 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2535 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2536 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2540 * config/i386/athlon.md (athlon_sseld_amdfam10,
2541 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2542 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2544 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2546 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2547 define_insn_reservation.
2548 * config/i386/i386.md (sseins): Added sseins to define_attr type
2549 and define_attr unit.
2550 * config/i386/sse.md: Set type attribute to sseins for insertq
2553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2555 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2556 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2557 ssecomi_load_amdfam10, ssecomi_amdfam10,
2558 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2559 define_insn_reservation.
2560 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2562 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2564 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2565 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2566 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2567 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2568 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2569 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2570 define_insn_reservation.
2572 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2573 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2574 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2575 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2576 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2578 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2580 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2581 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2582 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2583 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2584 athlon_ssemul_load_k8): Added amdfam10.
2586 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2588 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2589 (x86_sse_unaligned_move_optimal): New variable.
2591 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2593 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2594 for unaligned vector SSE double/single precision loads for AMDFAM10.
2596 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2598 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2599 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2600 Define TARGET_CPU_DEFAULT_amdfam10.
2601 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2602 (processor_type): Add PROCESSOR_AMDFAM10.
2604 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2605 processor_type in config/i386/i386.h.
2606 Enable imul peepholes for TARGET_AMDFAM10.
2608 * config.gcc: Add support for --with-cpu option for amdfam10.
2610 * config/i386/i386.c (amdfam10_cost): New variable.
2611 (m_AMDFAM10): New macro.
2612 (m_ATHLON_K8_AMDFAM10): New macro.
2613 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2614 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2615 x86_promote_QImode, x86_integer_DFmode_moves,
2616 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2617 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2618 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2619 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2620 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2621 Enable/disable for amdfam10.
2622 (override_options): Add amdfam10_cost to processor_target_table.
2623 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2624 processor_alias_table.
2625 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2626 (ix86_adjust_cost): Add code for amdfam10.
2628 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2630 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2631 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2632 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2633 * config/i386/i386.h: Add builtin definition for SSE4A.
2634 * config/i386/i386.md: Add support for ABM instructions
2636 * config/i386/sse.md: Add support for SSE4A instructions
2637 (movntss, movntsd, extrq, insertq).
2638 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2639 Add -march=amdfam10 flag.
2640 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2641 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2643 * doc/extend.texi: Add documentation for SSE4A builtins.
2645 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2647 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2649 2007-02-05 Richard Guenther <rguenther@suse.de>
2651 * tree-vectorizer.h (vectorizable_function): Add argument type
2652 argument, change return type.
2653 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2654 * tree-vect-transform.c (vectorizable_function): Handle extra
2655 argument, return vectorized function decl.
2656 (build_vectorized_function_call): Remove.
2657 (vectorizable_call): Handle calls with result and argument types
2658 differing. Handle loop vectorization factor correctly.
2659 * targhooks.c (default_builtin_vectorized_function): Adjust for
2661 * targhooks.h (default_builtin_vectorized_function): Likewise.
2662 * target.h (builtin_vectorized_function): Add argument type
2664 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2665 extra argument, allow vectorizing of lrintf.
2666 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2667 documentation of target hook.
2669 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2672 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2673 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2674 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2676 2007-02-05 Roger Sayle <roger@eyesopen.com>
2678 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2679 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2680 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2681 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2682 before canonicalizing sincos to cexpi.
2683 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2685 2007-02-05 Roger Sayle <roger@eyesopen.com>
2687 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2688 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2689 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2691 2007-02-05 Roger Sayle <roger@eyesopen.com>
2693 * mips-tfile.c (initialize_init_file): Correct endianness test.
2695 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2697 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2700 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2702 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2703 saves in a PARALLEL before the register assignments.
2705 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2707 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2708 DWARF_FRAME_RETURN_COLUMN to be a general register.
2709 * dwarf2out.c (init_return_column_size): New function, split from...
2710 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2711 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2712 to be nongeneral registers.
2713 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2715 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2716 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2718 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2720 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2722 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2724 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2725 (remove_path): Use can_remove_branch_p and remove_branch instead
2726 of loop_delete_branch_edge.
2727 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2728 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2729 Update profile using scale_dominated_blocks_in_loop.
2730 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2731 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2732 (can_remove_branch_p, remove_branch): Declare.
2733 * tree-cfg.c (tree_can_remove_branch_p): New function.
2734 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2735 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2736 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2738 2007-02-05 Jan Hubicka <jh@suse.cz>
2741 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2742 nodes in cgraph, don't remove offline copy of the function.
2744 2007-02-04 Jan Hubicka <jh@suse.cz>
2746 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2747 vectors might cause maybe_lookup_element_for_expr to be called
2748 on non-sra-candidate.
2750 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2752 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2753 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2754 spelling conventions.
2756 2007-02-04 Richard Guenther <rguenther@suse.de>
2759 * fold-const.c (try_move_mult_to_index): Make sure to not
2760 overflow one dimension of a multi-dimensional array access.
2762 2007-02-04 Jan Hubicka <jh@suse.cz>
2764 * passes.c (init_optimization_passes): Reindent.
2766 2007-02-04 Jan Hubicka <jh@suse.cz>
2767 Eric Botcazou <ebotcazou@adacore.com>
2769 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2770 (execute_fixup_cfg): Break out the abnormal goto code.
2771 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2772 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2773 (optimize_inline_calls): Call make_nonlocal_label_edges.
2775 2007-02-04 Jan Hubicka <jh@suse.cz>
2777 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2778 true when something was changed.
2779 (rename_ssa_copies): When something was changed, do
2780 TODO_remove_unused_locals.
2781 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2782 add TODO_remove_unused_locals when instruction was removed.
2784 2007-02-04 Jan Hubicka <jh@suse.cz>
2786 * ipa-inline.c (try_inline): Improve debug output; work on already
2788 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2789 call try_inline for already inlined edges too when flattening;
2790 inline also functions that make callee growth but overall unit size
2793 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2795 * config/m32c/bitops.md, config/m32c/jump.md,
2796 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2797 config/m32r/m32r.h, config/m32r/m32r.md,
2798 config/m32r/predicates.md, config/m68hc11/larith.asm,
2799 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2800 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2801 config/mips/mips-protos.h, config/mips/mips.c,
2802 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2803 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2804 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2805 spelling conventions.
2807 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2808 Follow spelling conventions.
2810 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2812 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2813 warn about C++0x compatibility.
2815 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2817 * config/h8300/h8300.c, config/h8300/h8300.h,
2818 config/h8300/h8300.md: Follow spelling conventions.
2820 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2823 * combine.c (try_combine): Do not substitute source operand
2824 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2826 2007-02-03 Jan Hubicka <jh@suse.cz>
2828 PR gcov-profile/30650
2829 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2830 do not divide by zero for never executed counters.
2831 (tree_find_values_to_profile): Fix counters.
2832 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2834 2007-02-03 Ian Lance Taylor <iant@google.com>
2836 * lower-subreg.c (simple_move_operand): New static function,
2837 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2839 (simple_move): Call simple_move_operand.
2840 (find_decomposable_subregs): Add special handling of MEMs.
2841 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2842 meaning of return value. If we see a hard register, test whether
2843 it can store a word_mode value. Change all callers.
2845 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2847 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2848 ftrapv insns and expanders.
2849 (subdi3): Change define_expand operand 1 to arith11_operand, and
2850 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2851 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2852 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2856 * varasm.c (notice_global_symbol): Treat global objects as weak when
2859 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2861 * emit-rtl.c (dconstpi): Delete.
2863 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2864 * real.h (dconstpi): Delete.
2866 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2867 (fold_builtin_hypot): Likewise.
2869 2007-02-03 Tom Tromey <tromey@redhat.com>
2872 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2873 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2875 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2877 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2878 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2879 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2880 config/rs6000/cell.md, config/rs6000/darwin.h,
2881 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2882 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2883 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2884 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2885 typos. Follow spelling conventions.
2886 * doc/invoke.texi: Follow spelling conventions.
2888 2007-02-03 Roger Sayle <roger@eyesopen.com>
2890 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2891 canonicalization transformations that attempt to simplify integer
2892 constant comparisons to become comparisons against zero.
2894 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2896 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2898 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2899 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2901 2007-02-02 Mike Stump <mrs@apple.com>
2903 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2904 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2905 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2906 generate a branch island.
2908 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2910 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2911 (xtensa_legitimate_address_p): New.
2912 (xtensa_legitimize_address): New.
2913 (xtensa_output_addr_const_extra): New.
2914 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2916 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2917 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2918 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2919 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2920 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2921 (xtensa_legitimize_address): New.
2922 (xtensa_output_addr_const_extra): New.
2924 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2926 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2928 2007-02-02 Ian Lance Taylor <iant@google.com>
2930 * expmed.c (expand_divmod): Add comment.
2932 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2934 * emit-rtl.c (renumber_insns): Remove.
2935 * flags.h: Remove the extern for flag_renumber_insns.
2936 * rtl.h: Remove the prototype for renumber_insns.
2937 * toplev.c (flag_renumber_insns): Remove.
2939 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2941 Revert for x86 darwin:
2942 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2944 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2945 code before the following patch under TARGET_MACHO.
2946 (ix86_function_value_regno_p): Likewise.
2948 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2950 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2953 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2956 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2957 general or fp registers. Add comments.
2958 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2960 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2962 * pointer-set.c (insert_aux): Only return insertion slot.
2963 (pointer_set_insert): Adjust.
2964 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2965 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2966 pointer_map_traverse): New.
2967 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2968 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2969 pointer_map_contains, pointer_map_traverse): Declare.
2971 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2974 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2975 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2977 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2979 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2981 (struct _dep): New type.
2982 (dep_t): New typedef.
2983 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2984 (DEP_STATUS): New access macro. The macro with the same name was
2985 renamed to DEP_LINK_STATUS.
2986 (dep_init): Declare function
2988 (struct _dep_link): New type.
2989 (dep_link_t): New typedef.
2990 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2991 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2992 (DEP_LINK_STATUS): New macro.
2993 (debug_dep_links): New debug function.
2995 (struct _deps_list): New type.
2996 (deps_list_t): New typedef.
2997 (DEPS_LIST_FIRST): New access macro.
2998 (FOR_EACH_DEP_LINK): New cycle macro.
2999 (create_deps_list, free_deps_list, delete_deps_list): Declare
3001 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3002 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3003 (copy_deps_list_change_con): Ditto.
3005 (move_dep_link): Declare function.
3007 (struct _dep_node): New type.
3008 (dep_node_t): New typedef.
3009 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3011 (struct haifa_insn_data.back_deps): New field to hold backward
3012 dependencies of the insn.
3013 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3015 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3016 Change its type to deps_list_t.
3017 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3018 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3019 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3021 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3023 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3025 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3027 (dep_cost): Declare.
3029 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3030 (ds_to_dk, dk_to_ds): New functions.
3032 (init_dep_1): New static function.
3033 (init_dep): New function.
3034 (copy_dep): New static function.
3036 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3038 (detach_dep_link): New static function.
3039 (move_dep_link): New function.
3041 (dep_links_consistent_p, dump_dep_links): New static functions.
3042 (debug_dep_links): New debugging function.
3044 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3046 (alloc_deps_list, init_deps_list): New static functions.
3047 (create_deps_list): New function.
3048 (clear_deps_list): New static function.
3049 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3050 (deps_list_consistent_p, dump_deps_list): New static functions.
3051 (debug_deps_list): New function.
3052 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3054 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3056 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3057 use new scheduler dependencies lists.
3058 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3059 (sched_analyze): Ditto. Initialize dependencies lists.
3060 (add_forw_dep, compute_forward_dependences): Update to use new
3061 scheduler dependencies lists.
3063 (init_dependency_caches): Init deps_obstack.
3064 (free_dependency_caches): Free deps_obstack.
3066 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3067 new scheduler dependencies lists.
3068 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3069 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3071 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3072 Update to use new scheduler dependencies lists.
3073 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3074 (debug_dependencies): Ditto.
3075 (schedule_region): Update comments.
3077 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3078 scheduler dependencies lists.
3079 (schedule_ebb): Update comments.
3081 * rtl.def (DEPS_LIST): Remove.
3083 * lists.c (unused_deps_list): Remove.
3084 (free_list): Update assertions.
3086 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3087 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3089 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3090 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3092 * haifa-sched.c (comments): Update.
3093 (insn_cost1): Remove. Inline the code into insn_cost ().
3094 (insn_cost): Update to use new scheduler dependencies lists. Move
3095 processing of the dependency cost to dep_cost ().
3096 (dep_cost): New function. Use it instead of insn_cost () when
3097 evaluating cost of the dependency. Use compatible interface to
3098 interact with the target.
3099 (priority): Update to use new scheduler dependencies lists.
3100 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3101 with greater number of insns that depend on the insn.
3102 (schedule_insn): Update to use new scheduler dependencies lists. Add
3103 code to free backward dependencies lists. Inline and optimize code
3104 from resolve_dep () - see PR28071.
3105 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3106 lists. Update call to targetm.sched.is_costly_dependence hook.
3108 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3109 scheduler dependencies lists.
3111 (resolve_dep): Remove. Move the logic to schedule_insn ().
3112 (init_h_i_d): Initialize dependencies lists.
3114 (process_insn_depend_be_in_spec): Rename to
3115 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3117 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3118 Update to use new scheduler dependencies lists.
3119 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3121 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3122 new scheduler dependencies lists.
3123 (build_intra_loop_deps): Ditto.
3125 * target.h (struct _dep): Declare to use in
3126 gcc_target.sched.is_costly_dependence.
3127 (struct gcc_target.sched.adjust_cost): Fix typo.
3128 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3129 single dep_t parameter instead of an equivalent triad.
3130 (struct gcc_target.sched.adjust_cost_2): Remove.
3132 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3134 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3136 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3138 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3140 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3141 (REG_DEP_TRUE): Document.
3143 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3144 Change signature to correspond to the targetm.sched.adjust_cost hook.
3145 Update use in TARGET_SCHED_ADJUST_COST_2.
3146 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3147 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3148 new scheduler dependencies lists.
3149 (ia64_gen_check): Ditto.
3151 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3154 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3155 signature to correspond to the targetm.sched.is_costly_dependence hook.
3156 (is_costly_group): Update to use new scheduler dependencies lists.
3158 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3159 instead of INSN_COST () macro.
3161 2007-02-01 Ian Lance Taylor <iant@google.com>
3163 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3165 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3167 * pa.md (tp_load): Correct mfctl instruction syntax.
3169 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3171 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3172 altivec_padding_size calculation on AIX. Improve comment, add
3173 assert to verify that it's right.
3175 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3178 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3181 * global.c (global_alloc): Add mising initialization of
3184 2007-02-01 Roger Sayle <roger@eyesopen.com>
3186 * alias.c (init_alias_analysis): Correct whitespace.
3187 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3188 partition_hot_cold_basic_blocks): Likewise.
3189 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3190 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3191 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3192 fold_builtin_snprintf_chk, fold_builtin_printf,
3193 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3194 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3195 * cfgcleanup.c (cleanup_cfg): Likewise.
3196 * cfgexpand.c (tree_expand_cfg): Likewise.
3197 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3198 * function.c (get_next_funcdef_no): Likewise.
3199 * gengtype.c (main): Likewise.
3200 * genmodes.c (main): Likewise.
3201 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3202 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3203 * ifcvt.c (noce_emit_move_insn): Likewise.
3204 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3206 * stor-layout.c (get_best_mode): Likewise.
3207 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3208 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3209 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3210 perform_var_substitution, solve_graph): Likewise.
3211 * tree-vrp.c (vrp_finalize): Likewise.
3213 2007-02-01 Ian Lance Taylor <iant@google.com>
3215 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3216 high part of a paradoxical subreg, return a constant zero.
3218 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3220 * toplev.c (lang_dependent_init): Call init_set_costs.
3221 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3223 2007-02-01 Richard Guenther <rguenther@suse.de>
3226 * fold-const.c (fold_negate_expr): Allow negating a
3227 constant if overflow does not change.
3229 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3231 * doc/c-tree.texi (Expression trees): Improve markup.
3232 * doc/tm.texi (Register Classes, Addressing Modes)
3233 (Floating Point): Fix spacing after abbreviations. Fix some
3236 2007-02-01 Ben Elliston <bje@au.ibm.com>
3238 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3239 * doc/contrib.texi: Likewise.
3240 * doc/install.texi: Likewise.
3242 2007-01-31 Richard Henderson <rth@redhat.com>
3243 Ian Lance Taylor <iant@google.com>
3245 * lower-subreg.c: New file.
3246 * rtl.def (CONCATN): Define.
3247 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3249 * emit-rtl.c (update_reg_offset): New static function, broken out
3250 of gen_rtx_REG_offset.
3251 (gen_rtx_REG_offset): Call update_reg_offset.
3252 (gen_reg_rtx_offset): New function.
3253 * regclass.c: Revert patch of 2006-03-05, restoring
3255 (clear_reg_info_regno): New function.
3256 * dwarf2out.c (concatn_loc_descriptor): New static function.
3257 (loc_descriptor): Handle CONCATN.
3258 * common.opt (fsplit_wide_types): New option.
3259 * opts.c (decode_options): Set flag_split_wide_types when
3261 * timevar.def (TV_LOWER_SUBREG): Define.
3262 * rtl.h (gen_reg_rtx_offset): Declare.
3263 (reg_scan_update): Declare.
3264 * regs.h (clear_reg_info_regno): Declare.
3265 * tree-pass.h (pass_lower_subreg): Declare.
3266 (pass_lower_subreg2): Declare.
3267 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3268 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3270 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3271 * Makefile.in (OBJS-common): Add lower-subreg.o.
3272 (lower-subreg.o): New target.
3274 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3276 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3278 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3281 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3283 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3286 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3288 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3290 * cfgloop.h: Include vec-prim.h.
3291 (enum li_flags): Remove LI_ONLY_OLD.
3292 (loop_iterator): Changed.
3293 (fel_next, fel_init): Iterate over loop tree.
3294 (FOR_EACH_LOOP_BREAK): New macro.
3295 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3297 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3298 * modulo-sched.c (sms_schedule): Ditto.
3299 * tree-vectorizer.c (vectorize_loops): Ditto.
3300 * doc/loop.texi: Update information on loop numbering and behavior of
3301 FOR_EACH_LOOP wrto new loops.
3302 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3303 add_to_evolution_1): Test nestedness of loops instead of comparing
3305 * tree-chrec.c (chrec_fold_plus_poly_poly,
3306 chrec_fold_multiply_poly_poly, chrec_evaluate,
3307 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3308 reset_evolution_in_loop): Ditto.
3309 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3311 2007-01-31 Dirk Mueller <dmueller@suse.de>
3313 * c-common.c (warn_about_parentheses): Separate warning about
3314 un-parenthized sequence of comparison operators from the one
3315 which is supposed to warn about x <= y <= z.
3317 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3319 * optabs.h (enum optab_index): Add new OTI_isinf.
3320 (isinf_optab): Define corresponding macro.
3321 * optabs.c (init_optabs): Initialize isinf_optab.
3322 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3324 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3325 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3327 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3328 expand_builtin_interclass_mathfn.
3329 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3330 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3331 (fxam<mode>2_i387): New insn pattern.
3332 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3333 built-in functions as x87 inline asm.
3335 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3337 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3339 2007-01-30 Eric Christopher <echristo@apple.com>
3341 * config.gcc: Add geode.
3343 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3345 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3346 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3347 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3348 value-prof.c: Fix comment typos.
3350 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3353 * doc/invoke.texi (Wpointer-arith): Document warning.
3355 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3357 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3358 the list of discrepancies from the draft TR.
3360 2007-01-30 Dirk Mueller <dmueller@suse.de>
3363 * doc/invoke.texi (-Wreturn-type): Update description to
3366 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3368 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3370 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3372 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3373 to handle optabs that operate on floating point input argument and
3374 output to integer output.
3375 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3376 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3377 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3378 expand_builtin_interclass_mathfn ().
3379 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3381 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3382 ilogbl built-in functions as x87 intrinsics.
3384 2007-01-30 Richard Guenther <rguenther@suse.de>
3387 * dwarf2out.c (reference_to_unused): Query varpool if the
3388 variable was output.
3390 2007-01-30 Richard Guenther <rguenther@suse.de>
3393 * passes.c (execute_one_pass): Reset in_gimple_form to not
3394 confuse non-unit-at-a-time mode.
3396 2007-01-29 Roger Sayle <roger@eyesopen.com>
3397 Richard Guenther <rguenther@suse.de>
3399 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3400 avoid undefined behaviour on overflow. Use force_fit_type_double
3401 to construct the constant with the specified TREE_OVERFLOW.
3403 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3405 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3406 * config/dfp-bit.h: Ditto.
3408 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3410 * c-decl.c (pop_scope): Replace warnings with call to
3411 warn_for_unused_label.
3412 * c-common.h (warn_for_unused_label): Declare.
3413 * c-common.c (warn_for_unused_label): Define.
3415 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3417 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3420 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3422 * Makefile.in (USER_H): Remove decfloat.h.
3423 * ginclude/decfloat.h: Delete, moving contents to ...
3424 * ginclude/float.h: Add support for decimal floating point,
3425 guarded by __STDC_WANT_DEC_FP__.
3427 2007-01-29 Mike Stump <mrs@apple.com>
3429 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3430 Analysis and Representation to resolve case insensitive conflict.
3431 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3433 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3435 * tree.h (struct tree_memory_tag): Add aliases member.
3436 (MTAG_ALIASES): New macro.
3437 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3438 (add_may_alias): Remove pointer-set. Update for may_aliases being
3440 (mark_aliases_call_clobbered): Update for may_aliases being a
3442 (compute_tag_properties): Ditto.
3443 (create_partition_for): Ditto.
3444 (compute_memory_partitions): Ditto.
3445 (dump_may_aliases_for): Ditto.
3446 (is_aliased_with): Ditto.
3447 (add_may_alias_for_new_tag): Ditto.
3448 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3449 (compute_is_aliased): New function.
3450 (compute_may_aliases): Call compute_is_aliased).
3451 (init_alias_info): Initialize alias_bitmap_obstack.
3452 (union_alias_set_into): New function.
3453 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3454 (have_common_aliases_p): Rewrite to take two bitmaps and use
3456 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3458 (finalize_ref_all_pointers): Update for add_may_alias changes.
3459 (new_type_alias): Ditto.
3460 * tree-flow-inline.h (may_aliases): Return a bitmap.
3461 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3462 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3463 may_aliases being a bitmap.
3464 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3465 may_aliases now returns a bitmap.
3466 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3468 * tree-ssa-operands.c (add_virtual_operand): Update for
3469 may_aliases being a bitmap.
3471 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3473 PR tree-optimization/30630
3474 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3475 variable as changed.
3477 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3480 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3481 expanded only once even if an error occurs.
3483 2007-01-29 Ben Elliston <bje@au.ibm.com>
3485 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3486 (__gcov_average_profiler): Likewise.
3487 (__gcov_ior_profiler): Likewise.
3488 (__gcov_merge_ior): Likewise.
3490 2007-01-28 Jan Hubicka <jh@suse.cz>
3492 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3493 * value-prof.c (stringop_block_profile): Likewise.
3495 2007-01-28 Jan Hubicka <jh@suse.cz>
3497 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3498 variant handling histograms; add wrapper.
3499 (clear_storage_via_libcall): Export.
3500 (emit_block_move_hints): Break out from ...; add histograms.
3501 (emit_block_move): ... this one.
3502 (clear_storage_hints): Break out from ...; add histograms.
3503 (clear_storage): ... this one.
3504 (set_storage_via_memset): Handle histogram.
3505 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3506 (clear_storage_hints, clear_storage_via_libcall): Declare.
3507 (set_storage_via_setmem): Update prototype.
3508 * doc/md.texi (movmem, setmem): Document new arguments.
3510 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3512 (stringop_block_profile): New global function.
3513 (tree_stringops_values_to_profile): Profile block size and alignment.
3514 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3516 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3517 (stringop_block_profile): Declare.
3518 * builtins.c: Include value-prof.h.
3519 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3520 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3521 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3522 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3523 * profile.c (instrument_values): Add new counters.
3524 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3526 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3527 (tree_init_edge_profiler): Build new profilers.
3528 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3529 (pass_tree_profile): Add dump.
3530 (tree_profile_hooks): Update.
3531 * Makefile.in (LIBGCOV): Add new constants.
3532 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3533 __gcov_ior_profiler): New.
3534 * i386.md (movmem/setmem expanders): Add new optional arguments.
3536 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3538 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3540 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3542 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3543 (tree_unswitch_single_loop): Pass eni_size_weights to
3544 tree_num_loop_insns.
3545 * tree-ssa-loop-manip.c: Include tree-inline.h.
3546 (can_unroll_loop_p): Pass eni_size_weights to
3547 tree_num_loop_insns.
3548 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3549 Pass eni_size_weights to estimate_num_insns.
3550 * tree.h (init_inline_once): Export.
3551 * toplev.c (backend_init): Call init_inline_once.
3552 * cgraphunit.c (cgraph_process_new_functions,
3553 cgraph_analyze_function): Pass eni_inlining_weights to
3555 * ipa-inline.c (compute_inline_parameters): Ditto.
3556 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3557 to estimate_num_insns.
3558 (try_unroll_loop_completely): Pass eni_size_weights to
3559 tree_num_loop_insns.
3560 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3561 ot estimate_num_insns.
3562 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3563 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3564 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3565 eni_time_weights): New variables.
3566 (init_inline_once): Initialize them.
3567 (struct eni_data): Mew.
3568 (estimate_num_insns_1, estimate_num_insns): Use weights.
3569 * tree-inline.h (struct eni_weights_d): New.
3570 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3571 (estimate_num_insns): Declaration changed.
3572 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3573 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3574 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3576 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3578 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3579 relations in the conflict function is valid.
3581 2007-01-27 Ian Lance Taylor <iant@google.com>
3583 * common.opt: Add fstrict-overflow.
3584 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3585 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3586 (TYPE_OVERFLOW_UNDEFINED): Define.
3587 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3589 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3590 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3591 (fold_negate_expr): Likewise.
3592 (make_range): Likewise.
3593 (extract_muldiv_1): Likewise.
3594 (maybe_canonicalize_comparison): Likewise.
3595 (fold_comparison): Likewise.
3596 (fold_binary): Likewise.
3597 (tree_expr_nonnegative_p): Likewise.
3598 (tree_expr_nonzero_p): Likewise.
3599 * tree-vrp.c (compare_values): Likewise.
3600 (extract_range_from_binary_expr): Likewise.
3601 (extract_range_from_unary_expr): Likewise.
3602 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3604 (nowrap_type_p): Likewise.
3605 * tree-scalar-evolution.c (simple_iv): Likewise.
3606 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3607 (build_range_check): Likewise.
3608 (extract_muldiv_1): Likewise.
3609 (fold_comparison): Likewise.
3610 * tree-vrp.c (vrp_int_const_binop): Likewise.
3611 (extract_range_from_unary_expr): Likewise.
3612 * convert.c (convert_to_integer): Likewise.
3613 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3614 (fold_comparison): Likewise.
3615 (fold_binary): Likewise.
3616 * optabs.c (optab_for_tree_code): Likewise.
3617 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3618 * simplify-rtx.c (simplify_const_relational_operation): Check
3619 flag_strict_overflow and flag_trapv.
3620 (simplify_const_relational_operation): Likewise.
3621 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3622 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3625 2007-01-27 Roger Sayle <roger@eyesopen.com>
3627 * tree.c (tree_fold_gcd): Delete.
3628 * tree.h (tree_fold_gcd): Remove prototype.
3629 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3630 test whether one constant integer is a multiple of another. Instead
3631 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3632 * fold-const.c (multiple_of_p): We've determined both TOP and
3633 BOTTOM are integer constants so we can call int_const_binop directly
3634 instead of the more generic const_binop.
3636 2007-01-27 Roger Sayle <roger@eyesopen.com>
3638 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3639 1*X check that the constant hasn't overflowed, to preserve the
3641 (round_up): Provide an efficient implementation when rouding-up an
3642 INTEGER_CST to a power-of-two.
3644 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3646 * doc/sourcebuild.texi: Add comma for clarity.
3647 * doc/extend.texi: Fix some typos.
3648 * doc/passes.texi: Likewise.
3649 * doc/cppinternals.texi: Likewise.
3650 * doc/c-tree.texi: Likewise.
3651 * doc/tree-ssa.texi: Likewise.
3652 * doc/install.texi: Likewise.
3654 2007-01-27 Jan Hubicka <jh@suse.cz>
3656 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3657 (pass_sra): Do not require alias information.
3658 * passes.c (init_optimization_passes): Add SRA
3660 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3662 * tracer.c (rest_of_handle_tracer): We already cleaned
3663 up the CFG in tracer() so don't do it here again.
3664 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3665 cleanup_cfg here, either. And don't call renumber_insns.
3667 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3668 and BB_HEAD are in the insn stream here. Instead make sure
3669 that BB_INSN is valid on all insns. Also, do check here that
3670 there are no pending branch predictions...
3671 (rtl_verify_flow_info): ...instead of doing it here. Checks
3672 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3675 2007-01-26 Roger Sayle <roger@eyesopen.com>
3677 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3678 function to simplify/factorize operand order canonicalization.
3679 (ix86_fixup_binary_operands): Reorganize using the above function.
3680 (ix86_binary_operator_ok): Likewise.
3682 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3684 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3685 file scope from optimize_attrs.
3686 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3688 (optimize_attrs): Clear insn_code_values after freeing it.
3690 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3692 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3693 a parts.base assignment.
3695 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3697 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3698 (compute_subscript_distance, initialize_data_dependence_relation,
3699 finalize_ddr_dependent, analyze_ziv_subscript,
3700 analyze_siv_subscript_cst_affine,
3701 compute_overlap_steps_for_affine_univar,
3702 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3703 analyze_siv_subscript, analyze_miv_subscript,
3704 analyze_overlapping_iterations, subscript_dependence_tester_1,
3705 compute_self_dependence, free_dependence_relation): Work
3706 with affine_fn instead of chrecs.
3707 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3708 common_affine_function, affine_function_base,
3709 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3710 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3711 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3712 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3713 (all_chrecs_equal_p): Removed.
3714 * tree-data-ref.h (affine_fn, conflict_function): New types.
3715 (struct subscript): Change type of conflicting_iterations_in_a
3716 and conflicting_iterations_in_b.
3718 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3721 * config/pa/pa.h (TARGET_HPUX_11): New.
3722 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3723 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3725 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3726 Richard Guenther <rguenther@suse.de>
3728 * tree-ssa-structalias.c (solve_graph): Handle case
3729 we merged the variable to another.
3731 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3733 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3736 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3737 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3739 2007-01-25 DJ Delorie <dj@redhat.com>
3741 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3742 allow changes to modes which don't fit in those registers.
3744 * reload1.c (choose_reload_regs): Check for invalid subregs before
3745 computing their locations, not after.
3747 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3750 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3751 save Altivec registers in an eh_return function.
3752 (compute_vrsave_mask): Likewise.
3753 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3754 for saving Altivec registers.
3755 (rs6000_emit_prologue): Don't allocate stack twice in
3756 eh_return function. Correct expected value of altivec_save_offset
3757 when using save_world. Describe save of R0 to stack when using
3758 save_world. Describe stack pointer adjustment when using
3759 save_world. Remove duplicated eh_return parameter register saving.
3760 Update sp_offset variable after save_world.
3761 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3763 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3764 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3767 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3769 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3771 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3774 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3775 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3777 2007-01-25 Richard Guenther <rguenther@suse.de>
3779 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3780 * common.opt (-Wcoverage-mismatch): New warning option.
3781 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3782 if -Wcoverage-mismatch is given.
3784 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3786 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3787 (ipcp_driver): Change to static definition.
3788 Add dumping of the ifunctions.
3789 (constant_val_insert): Remove unused parameter. Support for SSA.
3790 (ipcp_propagate_const): Support for SSA.
3791 (ipcp_profile_bb_print): Print only analyzed nodes.
3792 (ipcp_replace_map_create): Remove support for Fortran constant
3794 * ipa-prop.c (ipa_method_modify_stmt,
3795 ipa_callsite_compute_param): Support for SSA.
3796 * ipa-prop.h (ipcp_driver): Remove declaration.
3797 (IS_VALID_TREE_MAP_INDEX): Add define.
3799 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3801 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3803 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3806 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3807 constant argument to cabs and do it without checking for
3808 -funsafe-math-optimizations.
3810 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3812 * c-common.h (RID_FIRST_CXX0X): New.
3813 (RID_LAST_CXX0X): New.
3814 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3816 * c.opt (Wc++0x-compat): New.
3817 * doc/invoke.texi (-Wc++0x-compat): Document.
3819 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3821 * builtins.c (fold_builtin_carg): New.
3822 (fold_builtin_1): Use it.
3824 2007-01-24 Jan Hubicka <jh@suse.cz>
3826 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3828 * ipa-inline.c (initial_insns, max_insns): Delete.
3829 (compute_max_insns): New function.
3830 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3831 of insns as base for code growth.
3832 (cgraph_decide_inlining): Make initial_insns local; do not compute
3834 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3835 * doc/invoke.texi (inline-unit-growth): Update docs.
3837 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3839 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3840 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3841 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3842 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3843 for CPUs that have PTA_CX16 set.
3846 * gimplify.c (omp_check_private): New function.
3847 (gimplify_scan_omp_clauses): Use it for
3848 firstprivate/lastprivate/reduction.
3851 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3852 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3855 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3856 If lower_lastprivate_clauses emits some statements, append them
3857 to dlist rather than body_p and to body_p append an initializer.
3858 (lower_omp_for): Adjust caller.
3860 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3862 * target.h (globalize_decl_name): New.
3863 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3864 * output.h (default_globalize_decl_name): New.
3865 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3867 (globalize_decl): Ditto.
3868 (default_globalize_decl_name): New.
3869 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3870 (ia64_handle_version_id_attribute): New.
3871 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3872 (ia64_asm_output_external): Use globalize_decl_name instead
3874 * doc/extend.texi (version_id): New pragma.
3875 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3877 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3879 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3880 _uleb128_t and _Unwind_SWord with _sleb128_t.
3881 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3882 uw_frame_state_for, uw_update_context_1): Likewise.
3883 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3884 * unwind-pe.h (read_uleb128, read_sleb128,
3885 read_encoded_value_with_base): Likewise.
3886 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3888 2007-01-24 Richard Guenther <rguenther@suse.de>
3890 * builtins.c (expand_builtin_cexpi): Get the fndecl
3891 for cexp in the correct way.
3893 2007-01-24 Jan Hubicka <jh@suse.cz>
3895 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3897 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3899 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3900 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3901 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3902 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3903 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3904 __SIZEOF_PTRDIFF_T__.
3905 * doc/cpp.texi: Documentation for the new builtin macros added.
3907 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3909 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3910 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3911 instead of operands[2] to avoid access past the end of array.
3913 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3915 * reload1.c (emit_reload_insns): Pass the reload register
3916 for a non-spill output reload through forget_old_reloads_1.
3918 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3920 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3921 _SOFT_DOUBLE if doubles use software floating-point.
3922 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3923 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3924 * config/rs6000/darwin-ldouble.c: Also compile functions for
3925 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3926 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3927 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3928 commented-out long double override.
3929 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3930 * config/rs6000/eabispe.h: Likewise.
3931 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3932 long double for non-SPE.
3933 (rs6000_handle_option): Likewise.
3934 (invalid_e500_subreg): Disallow more subregs involding DImode,
3935 DFmode, TImode or TFmode.
3936 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3938 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3940 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3941 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3943 (rs6000_legitimate_address): Also check for TFmode for E500
3945 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3946 (spe_build_register_parallel): Handle TFmode and TCmode.
3947 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3949 (function_arg): Handle TFmode and TCmode for E500 double.
3950 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3952 (print_operand): Handle TFmode and TImode for %y.
3953 (rs6000_generate_compare): Handle TFmode comparisons for E500
3955 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3956 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3957 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3958 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3959 TFmode for E500 double.
3960 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3961 (floatsidf2): Enable for E500 double.
3962 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3963 (extenddftf2): Change to extenddftf2_fprs.
3964 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3965 depending on TARGET_E500_DOUBLE.
3966 (extendsftf2): Enable for E500 double.
3967 (trunctfdf2): Enable for E500 double.
3968 (trunctfsf2): Change to trunctfsf2_fprs.
3969 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3970 depending on TARGET_E500_DOUBLE.
3971 (floatsitf2): Enable for E500 double.
3972 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3973 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3974 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3975 (negtf2): Change to negtf2_internal.
3976 (negtf2): New expander.
3977 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3978 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3979 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3980 (movdi_internal32): Use rs6000_nonimmediate_operand.
3981 (unnamed splitter): Likewise.
3982 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3983 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3984 (SPE64TF, DITI): New mode macros.
3985 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3988 (frob_<mode>_di_2): New.
3989 (frob_tf_di_8_2): New.
3990 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3992 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3994 (frob_ti_<mode>_8_2): New.
3995 (frob_ti_tf_2): New.
3996 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3997 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3999 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4000 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4001 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4002 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4003 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4004 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4007 2007-01-23 Ian Lance Taylor <iant@google.com>
4009 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4011 (OBJS-archive): Reformat, alphabetize.
4012 (OBJS): Change out_object_file to OBJS-md.
4014 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4017 JUMP_P and CALL_P predicates where applicable.
4018 * config/i386/i386.c: Ditto.
4019 * config/i386/i386.md: Ditto.
4020 * config/i386/mmx.md: Ditto.
4021 * config/i386/predicates.md: Ditto.
4023 2007-01-22 Andreas Schwab <schwab@suse.de>
4025 * config/m68k/m68k.h: Fix comment.
4027 2007-01-22 Jan Hubicka <jh@suse.cz>
4029 * passes.c (init_optimization_passes): Do not rerun
4030 pass_early_warn_uninitialized.
4032 2007-01-22 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/30038
4035 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4037 (execute_cse_sincos_1): Likewise.
4038 (execute_cse_sincos): Likewise.
4039 (gate_cse_sincos): Likewise.
4040 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4041 the cexpi() canonicalization of sincos().
4042 * tree-pass.h (pass_cse_sincos): Declare.
4043 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4045 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4047 PR rtl-optimization/29329
4048 * combine.c (replaced_rhs_insn): Rename to i2mod.
4049 (replaced_rhs_value): Rename to i2mod_new_rhs.
4050 (i2mod_old_rhs): New global variable.
4051 (combine_instructions): Adjust for above change. Save a copy of
4052 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4053 note are substituted in the second instruction.
4054 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4055 ditch the note if it pertains to the second eliminated register
4056 and this register is mentioned in i2mod_old_rhs.
4059 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4061 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4062 the insn to which the note was originally attached.
4064 2007-01-21 Jan Hubicka <jh@suse.cz>
4066 * ipa-inline.c (inlining_mode): Comment, move up.
4067 (cgraph_decide_inlining_incrementally): Do not perform inlining
4068 itself; fix handling of flattening of self recursive functions.
4069 (cgraph_find_cycles): Remove.
4070 (cgraph_flatten_node): Remove.
4071 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4072 (try_inline): New function.
4073 (cgraph_early_inlining): Update call of
4074 cgraph_decide_inlining_incrementally. Apply inlining here.
4075 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4077 2007-01-21 Dirk Mueller <dmueller@suse.de>
4080 * tree-vrp.c (check_array_bounds): do not warn
4081 about ADDR_EXPR's of ARRAY_REF's which are immediately
4082 used in binary expressions.
4084 2007-01-21 Ira Rosen <irar@il.ibm.com>
4086 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4087 read_write_dep and macros for its access.
4088 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4089 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4090 argument, call vect_check_interleaving for every independent pair of
4091 data-refs. Mark loads that access the same memory location as a store
4093 (vect_check_dependences): Remove.
4094 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4095 call, fix the call to vect_analyze_data_ref_dependence.
4096 (vect_analyze_data_ref_access): For statements that access the same
4097 data-ref, check that they are not stores; for loads, check that there
4098 is no store that access the same location.
4100 2007-01-20 Roger Sayle <roger@eyesopen.com>
4101 Joseph Myers <joseph@codesourcery.com>
4103 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4104 (-fdump-rtl-stack): Likewise.
4105 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4106 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4107 (-mpt-fixed): Use @minus{} for minus sign.
4108 (Using Precompiled Headers): Fix under/overfull hbox.
4110 2007-01-20 Jan Hubicka <jh@suse.cz>
4112 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4113 place within annotation.
4115 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4117 * pa.c (output_move_double): Change array size of xoperands to 4.
4119 2007-01-20 Jan Hubicka <jh@suse.cz>
4121 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4124 2007-01-19 Ian Lance Taylor <iant@google.com>
4126 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4127 constant to unsigned HOST_WIDE_INT before negating.
4129 2007-01-19 Ian Lance Taylor <iant@google.com>
4131 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4133 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4134 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4135 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4136 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4137 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4138 (realloc_vdef, realloc_vuse): Change second parameter to
4140 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4142 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4143 unsigned. Change x and lim locals to unsigned.
4144 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4146 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4147 (copy_virtual_operands): Change i and n locals to unsigned.
4149 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4152 * builtins.c (fold_builtin_1): Handle builtin fdim.
4154 2007-01-20 Jan Hubicka <jh@suse.cz>
4156 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4157 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4158 init_alias_heapvars.
4159 (init_alias_heapvars): Initialize only when not already initialized.
4160 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4162 2007-01-19 Roger Sayle <roger@eyesopen.com>
4164 * common.opt (fsigned-zeros): New command line option.
4165 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4166 of flag_unsafe_math_optimizations.
4167 * opts.c (set_fast_math_flags): The -ffast-math command line option
4168 implies -fno-signed-zeros.
4169 (fast_math_flags_set_p): Likewise.
4171 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4172 the documentation of -ffast-math appropriately. Wrap long lines.
4174 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4176 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4177 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4179 2007-01-19 Tomas Bily <tbily@suse.cz>
4181 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4183 (tree_init_ic_make_global_vars): New function
4184 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4185 (tree_gen_ic_profiler): New function
4186 (tree_gen_ic_func_profiler): New function
4187 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4188 (tree_profile_hooks): Added hook for indirec/virtual calls
4189 * value-prof.c (tree_find_values_to_profile): New case for
4191 (tree_values_to_profile): Call for determining indirect/virtual
4193 (tree_indirect_call_to_profile): New function
4194 (tree_ic_transform): New function
4195 (tree_ic): New function
4196 (find_func_by_pid): New function
4197 (init_pid_map): New function
4198 (tree_value_profile_transformations): Added check for
4199 indirect/virtual call transformation
4200 * value-prof.h (enum hist_type): New counter type for
4201 indirect/virtual calls
4202 (profile_hooks): Added new hook for profiling indirect/virtual
4204 * profile.c (instrument_values): New case for indirect/virtual
4206 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4207 (GCOV_COUNTER_V_INDIR): New counter type
4208 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4209 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4211 * cgraph.c: Definition of cgraph_max_pid
4212 (cgraph_create_node): Default init of pid attribute
4213 * cgraph.h: Declaration of cgraph_max_pid
4214 (struct cgraph_node): Added pid attribute
4215 * libgcov.c (__gcov_indirect_call_profiler): New function
4216 (__gcov_one_value_profiler_body): New function
4217 (__gcov_one_value_profiler): Body was moved to
4218 __gcov_one_value_profiler_body and calls it
4220 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4222 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4223 * gengtype.c (write_types_data, write_func_for_structure,
4224 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4225 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4226 (walk_type, write_func_for_structure): Generate the mark_hook if
4229 2007-01-19 Jan Hubicka <jh@suse.cz>
4231 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4232 'early' argument take inlining mode argument specifying whether to
4233 inline for size/speeed or all functions; add support for flattening;
4235 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4237 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4240 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4241 the name of the declared identifier.
4243 2007-01-19 Dirk Mueller <dmueller@suse.de>
4245 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4246 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4247 duplicate evaluation.
4249 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4251 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4252 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4253 to XFMode, use acosxf2 and truncate result to requested mode.
4254 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4255 (asin<mode>2): Similarly, with asin expanders.
4256 (*fscalexf4_i387): Rename from *fscalexf4.
4257 (expNcorexf3): New expander.
4258 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4259 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4260 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4261 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4262 patterns for SSE math.
4263 (exp10<mode>2): Similarly, with exp10 expanders.
4264 (exp2<mode>2): Similarly, with exp2 expanders.
4265 (expm1<mode>2): Similarly, with expm1 expanders.
4266 (ldexp<mode>3): Similarly, with ldexp expanders.
4267 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4268 Use gen_truncxf<mode>2_i387_noop to truncate result.
4270 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4272 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4273 for ColdFire targets.
4275 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4276 Richard Sandiford <richard@codesourcery.com>
4278 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4279 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4280 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4281 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4282 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4283 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4285 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4287 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4288 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4289 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4290 (*adddi_dilshr32_cf): New pattern.
4291 (adddi3, subdi3): Remove first alternatives.
4293 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4295 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4296 implemented using move.l, do not use its cc result for floating-point
4299 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4301 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4302 from accepting 's' constraints if flag_pic.
4304 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4306 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4307 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4308 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4309 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4311 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4313 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4314 ColdFire alternatives.
4315 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4316 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4317 architectures that support ff1 instruction.
4319 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4320 Julian Brown <julian@codesourcery.com>
4322 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4323 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4324 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4327 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4329 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4331 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4332 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4333 HOST_WIDE_INT instead of an rtx.
4334 (m68k_rtx_costs): Update call accordingly.
4335 (output_move_const_into_data_reg): Likewise. Fix formatting.
4336 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4338 (output_move_simode_const): Update calls after above changes.
4339 Rework to use automatic variables and predicates like MEM_P.
4340 * config/m68k/m68k.md (pushexthisi_const): Update call to
4343 2007-01-19 Dirk Mueller <dmueller@suse.de>
4345 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4348 2007-01-19 Richard Guenther <rguenther@suse.de>
4350 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4351 via cexp in case sincos is not available.
4353 2007-01-19 Richard Guenther <rguenther@suse.de>
4355 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4356 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4357 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4358 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4359 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4360 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4361 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4362 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4364 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4368 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4369 (atan2xf3): Directly generate RTL pattern.
4370 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4371 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4372 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4373 disable patterns for SSE math.
4374 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4375 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4376 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4377 disable patterns for SSE math.
4379 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4381 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4383 2007-01-18 Roger Sayle <roger@eyesopen.com>
4385 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4386 VIEW_CONVERT_EXPR to the same type as it's operand.
4388 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4390 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4391 configured for long double 128.
4393 2007-01-18 Mike Stump <mrs@apple.com>
4395 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4398 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4400 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4403 2007-01-18 Jan Hubicka <jh@suse.cz>
4405 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4406 greater than NUM_VOP_FREE_BUCKETS.
4408 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4410 * tree-ssa-structalias.c: Update comments.
4411 (ptabitmap_obstack): Removed.
4413 (oldpta_obstack): Ditto.
4414 (stats): Add a few members.
4415 (struct variable_info): Remove node, complex, address_taken, and
4416 indirect_target members. Add oldsolution member.
4417 (new_var_info): Do not initialize removed members.
4418 (constraint_expr_type): Remove INCLUDES.
4419 (constraint_graph): Add size, implicit_preds, rep,
4420 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4421 (FIRST_REF_NODE): New macro.
4422 (LAST_REF_NODE): Ditto.
4423 (FIRST_ADDR_NODE): Ditto.
4424 (find): New function.
4426 (dump_constraint): Do not handle INCLUDES.
4427 (insert_into_complex): Do not insert duplicate constraints.
4428 (condense_varmap_nodes): Renamed and rewritten into ...
4429 (merge_node_constraints): This. Also fix bug in handling of
4430 offseted copy constraints.
4431 (clear_edges_for_node): No longer need to deal with preds at all,
4432 or removing associated preds/succs.
4433 (merge_graph_nodes): Deal with indirect_cycles.
4434 Don't deal with predecessors.
4435 (add_implicit_graph_edge): New function.
4436 (add_pred_graph_edge): Ditto.
4437 (add_graph_edge): Don't deal with predecessors.
4438 (build_constraint_graph): Removed.
4439 (build_pred_graph): New function.
4440 (build_succ_graph): Ditto.
4441 (struct scc_info): Removed in_component. Added roots, dfs, and
4442 node_mapping. Remove visited_index, unification_queue.
4443 (scc_visit): Deal with union-find we do now.
4444 Deal with cycles with REF nodes.
4445 (collapse_nodes): Renamed and rewritten to ...
4446 (unify_nodes): This.
4447 (process_unification_queue): Removed.
4448 (topo_visit): Cleanup
4449 (do_da_constraint): Use find.
4450 (do_sd_constraint): Ditto.
4451 (do_ds_constraint): Ditto.
4452 (do_complex_constraint): Ditto.
4453 (init_scc_info): Update for removed and added members.
4454 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4455 (find_indirect_cycles): This.
4456 (equivalence_class): New variable.
4457 (label_visit): New function.
4458 (perform_variable_substitution): Rewritten.
4459 (free_var_substitution_info): New function.
4460 (find_equivalent_node): Ditto.
4461 (move_complex_constraints): Ditto.
4462 (eliminate_indirect_cycles): Ditto.
4463 (solve_graph): Only propagate changed bits.
4464 Use indirect cycle elimination.
4466 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4467 (tree_id_eq): Renamed to ...
4468 (tree_vi_eq): This. Update for member change
4469 (insert_id_for_tree): Renamed and rewritten to ...
4470 (insert_vi_for_tree): This.
4471 (lookup_id_for_tree): Renamed and rewritten to ...
4472 (lookup_vi_for_tree): This.
4473 (get_id_for_tree): Renamed and rewritten to ...
4474 (get_vi_for_tree): Ditto.
4475 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4476 (process_constraint): Don't handle INCLUDES.
4477 Remove special ADDRESSOF case.
4478 (find_func_aliases): Rewrite to use vi functions instead of id
4480 (create_function_info_for): Ditto.
4481 (create_variable_info_for): Ditto.
4482 (intra_create_variable_infos): Ditto.
4483 (merge_smts_into): Ditto.
4484 (find_what_p_points_to): Ditto.
4485 (init_base_vars): Ditto.
4486 (init_alias_vars): Ditto.
4487 (remove_preds_and_fake_succs): New function.
4488 (dump_sa_points_to_info): Dump new stats.
4489 (dump_solution_for_var): Use find.
4490 (set_used_smts): Fix formatting.
4491 (compute_points_to_sets): Updated for new functions.
4492 (ipa_pta_execute): Ditto.
4494 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4495 Richard Sandiford <richard@codesourcery.com>
4497 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4499 * calls.c (expand_call): If the return value is a PARALLEL,
4500 extract its first member.
4501 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4502 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4503 use FUNCTION_EXTRA_EPILOGUE.
4504 (m68k_function_value): Return a PARALLEL if the return value
4505 is of a pointer type.
4506 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4507 (FUNCTION_EXTRA_EPILOGUE): Remove.
4508 * config/m68k/m68k.md (D0_REG): New constant.
4510 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4512 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4513 output a NOP for empty epilogues.
4515 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4517 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4518 before function. Extend register save check to include all
4519 registers, not just integer ones.
4521 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4523 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4524 (m68k_use_return_insn): ...this.
4525 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4526 * config/m68k/m68k.c (use_return_insn): Rename to...
4527 (m68k_use_return_insn): ...this.
4528 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4531 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4533 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4534 nearest even, fix denormal rounding overflow.
4536 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4538 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4539 f%$smove and f%$move.
4540 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4541 (extendsfdf2_cf): Use fdmove instead of f%&move.
4542 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4543 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4545 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4547 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4550 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4552 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4553 (coldfire_single_format): Declare.
4554 (coldfire_double_format): Likewise.
4555 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4556 of qnan_msb_set to determine the lower bits of a canonical
4558 (encode_ieee_double): Likewise.
4559 (encode_ieee_quad): Likewise.
4560 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4561 (mips_single_format): Likewise.
4562 (ieee_double_format): Likewise.
4563 (mips_double_format): Likewise.
4564 (ieee_extended_motorola_format): Likewise.
4565 (ieee_extended_intel_96_format): Likewise.
4566 (ieee_extended_intel_128_format): Likewise.
4567 (ieee_extended_intel_96_round_53_format): Likewise.
4568 (ibm_extended_format): Likewise.
4569 (mips_extended_format): Likewise.
4570 (ieee_quad_format): Likewise.
4571 (mips_quad_format): Likewise.
4572 (vax_f_format): Likewise.
4573 (vax_d_format): Likewise.
4574 (vax_g_format): Likewise.
4575 (i370_single_format): Likewise.
4576 (i370_double_format): Likewise.
4577 (decimal_single_format): Likewise.
4578 (decimal_double_format): Likewise.
4579 (decimal_quad_format): Likewise.
4580 (c4x_single_format): Likewise.
4581 (c4x_extended_format): Likewise.
4582 (real_internal_format): Likewise.
4583 (coldfire_single_format): New real_format.
4584 (coldfire_double_format): Likewise.
4585 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4586 canonical_nan_lsbs_set.
4587 (pdp11_d_format): Likewise.
4588 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4589 if TARGET_COLDFIRE_CPU.
4591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4593 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4594 (output_call, m68k_legitimize_call_address): Declare.
4595 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4596 parenthesees. Add support for a 'W' constraint.
4597 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4598 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4599 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4600 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4602 (override_options): Initialize them. Do not set flag_no_function_cse
4603 for TARGET_ID_SHARED_LIBRARY.
4604 (m68k_output_pic_call): Delete.
4605 (m68k_legitimize_call_address): New function.
4606 (print_operand): Remove the %o prefix. Handle the %p prefix.
4607 (output_call): New function.
4608 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4609 target address from the GOT if symbolic jumps are not allowed.
4610 * config/m68k/m68k.md (call, general_operand): Do not set
4611 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4612 Merge separate flag_pic and !flag_pic define_insns into...
4613 (*call, *call_value): ...these new patterns. Match the address
4614 rather than the containing MEM and require it to be a call_operand.
4615 Use output_call to generate the asm template.
4616 * config/m68k/predicates.md (const_call_operand): New predicate.
4617 (call_operand): Likewise.
4619 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4621 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4622 (STACK_GROWS_DOWNWARD): Define to 1.
4623 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4624 comments, emphasizing that these values are only defaults.
4625 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4626 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4628 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4630 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4632 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4633 Richard Sandiford <richard@codesourcery.com>
4635 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4636 (FP_REGNO_P): New macros.
4637 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4638 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4639 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4640 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4642 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4644 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4645 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4647 * config/m68k/t-floatlib: New file, extracting common code from...
4648 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4649 * config/m68k/t-uclinux: Here.
4650 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4651 routines on ColdFire targets.
4653 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4655 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4656 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4657 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4658 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4659 explicitly set MOTOROLA to 1.
4660 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4663 Nathan Sidwell <nathan@codesourcery.com>
4665 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4666 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4667 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4668 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4669 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4670 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4671 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4672 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4673 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4674 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4675 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4676 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4677 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4678 (DBX_REGISTER_NUMBER): Delete.
4679 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4680 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4681 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4683 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4685 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4686 * config/flat.h: New file.
4687 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4689 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4690 indirect references for -msep-data or -mid-shared-library.
4691 Do not use PC-relative code addresses either.
4692 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4694 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4695 for shared libraries and crt1.o for executables. Use crti.o and
4697 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4698 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4699 Do not add -elf2flt or -shared-lib-id options here.
4700 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4701 Pass -shared-lib-id if -mid-shared-library, taking the library
4702 identifier from -mshared-library-id if given, otherwise
4704 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4705 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4706 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4707 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4708 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4709 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4711 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4712 jump sequence for ISA A and ISA A+.
4713 (PICJUMP): Likewise.
4715 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4717 * config.gcc (m68k-*-uclinux*): Base the port on the common
4718 and m68k GNU/Linux files rather than on the generic ELF ones.
4719 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4720 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4722 2007-01-18 Julian Brown <julian@codesourcery.com>
4723 Richard Sandiford <richard@codesourcery.com>
4725 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4726 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4727 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4729 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4731 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4733 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4735 * doc/install.texi: Document m68k-uclinuxoldabi.
4736 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4737 * config/m68k/uclinux-oldabi.h: New file, copied from
4738 config/m68k/uclinux.h.
4740 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4742 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4743 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4744 (m32r_compute_frame_size): Use unsigned for regno.
4745 (m32r_reload_lr): Use gen_frame_mem.
4747 (m32r_output_function_epilogue): Don't output the function epilogue
4749 (m32r_expand_epilogue): New.
4750 (direct_return): Return false if the function has the interrupt
4752 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4753 * config/m32r/m32r.md (epilogue): New expander.
4754 (return_lr, return_rte): New insns.
4755 (return): Make it expander.
4756 (return_normal): New expander.
4758 2007-01-18 Josh Conner <jconner@apple.com>
4761 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4762 support for UNLE, UNLT, UNGE, and UNGT.
4764 2007-01-18 Jan Hubicka <jh@suse.cz>
4766 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4767 * tree-tailcall (add_virtual_phis): Likewise.
4768 (optimize_tail_call): Return TODOs.
4769 (execute_tail_calls): Return TODOs.
4770 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4771 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4773 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4774 Cleanup cfg using TODO.
4775 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4776 * passes.c (execute_function_todo): When cleanup did something, remove
4778 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4779 (make_edges): Don't cleanup_cfg.
4781 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4783 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4784 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4785 operate on the top of stack.
4786 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4787 register handling of instructions that output to the second
4789 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4790 (move_for_stack_reg): Special-case check for dead destination
4791 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4793 * config/i386/i386.md (UNSPEC_TAN): New constant.
4794 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4795 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4796 to correctly model move of constant 1.0 to top stack slot.
4797 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4798 (unnamed peephole2 pattern): Remove corresponding peephole2
4799 pattern that optimizes tan insn and loading of constant 1.0.
4800 (tanxf2): Use fptanxf4_i387.
4801 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4802 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4803 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4804 disable patterns for SSE math.
4805 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4806 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4808 2007-01-18 Dirk Mueller <dmueller@suse.de>
4809 Richard Guenther <rguenther@suse.de>
4812 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4813 * common.opt (Warray-bounds): Add new warning option.
4814 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4816 * Makefile.in: make tree-vrp.o depend on toplev.h
4817 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4819 (check_array_refs, check_array_bounds, check_array_ref): New.
4821 2007-01-18 Jan Hubicka <jh@suse.cz>
4823 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4824 (execute_ssa_ccp): Return flags conditionally.
4825 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4827 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4829 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4831 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4832 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4834 * Makefile.c (GTFILES): Add cfglayout.h.
4835 * gengtype.c (open_base_files): Likewise.
4836 * cfglayout.c (cfg_layout_function_footer,
4837 cfg_layout_function_header) Reindent to make gengtype happy.
4838 * cfglayout.h (cfg_layout_function_footer,
4839 cfg_layout_function_header): Add GTY(()) marker.
4841 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4843 2007-01-18 Ben Elliston <bje@au.ibm.com>
4845 * genautomata.c (write_automata): Include xstrerror output in the
4846 error message if writing the DFA description file fails.
4848 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4850 * config/mips/mips-protos.h (mips_output_external): Make it
4852 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4853 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4854 (extern_list): Likewise.
4855 (extern_head): Likewise.
4856 (TARGET_ASM_FILE_END): Likewise.
4857 (mips_file_end): Likewise.
4858 (mips_output_external): Rewritten.
4860 2007-01-18 Ben Elliston <bje@au.ibm.com>
4862 * genpreds.c (write_insn_preds_c): Only write out the function
4863 body for regclass_for_constraint if we have register constraints.
4865 2007-01-17 Tom Tromey <tromey@redhat.com>
4867 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4868 * doc/install.texi (Testing): Use sourceware.org.
4869 (Binaries): Likewise.
4870 (Specific): Likewise.
4871 * doc/contrib.texi (Contributors): Use sourceware.org.
4873 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4875 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4876 (AVR_ENHANCED): Rename to ...
4877 (AVR_HAVE_MUL): ... new.
4878 (avr_enhanced_p): Rename to ...
4879 (avr_have_mul_p): ... new.
4880 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4881 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4882 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4883 (avr_have_mul_p): ... new.
4884 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4885 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4886 'avr_enhanced_p' and 'enhanced'.
4887 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4888 AVR_HAVE_MUL instead of AVR_ENHANCED.
4889 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4890 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4891 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4892 instead of AVR_ENHANCED.
4893 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4894 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4895 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4897 2007-01-17 Ian Lance Taylor <iant@google.com>
4899 * vec.h (VEC_reserve_exact): Define.
4900 (vec_gc_p_reserve_exact): Declare.
4901 (vec_gc_o_reserve_exact): Declare.
4902 (vec_heap_p_reserve_exact): Declare.
4903 (vec_heap_o_reserve_exact): Declare.
4904 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4906 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4908 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4909 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4910 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4911 * vec.c (calculate_allocation): Add exact parameter. Change all
4913 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4914 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4915 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4916 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4917 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4918 (vec_heap_p_reserve_exact): New function.
4919 (vec_heap_o_reserve_exact): New function.
4921 2007-01-17 Jan Hubicka <jh@suse.cz>
4923 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4925 2007-01-17 Eric Christopher <echristo@apple.com>
4927 * config.gcc: Support core2 processor.
4929 2007-01-16 Jan Hubicka <jh@suse.cz>
4931 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4932 the names, just unlink the chain so we don't crash on dangling pointers
4935 2007-01-16 Jan Hubicka <jh@suse.cz>
4937 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4938 * tree-pass.h: Reorder to make IPA passes appear toegher.
4939 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4940 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4941 parameters, do not call early inliner.
4942 * ipa-inline.c: Update comments. Include tree-flow.h
4943 (cgraph_decide_inlining): Do not compute inlining parameters.
4944 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4945 be called with function context set up.
4946 (pass_ipa_inline): Remove unreachable functions before pass.
4947 (cgraph_early_inlining): Simplify assuming to be called from the
4949 (pass_early_inline): New pass.
4950 (cgraph_gate_ipa_early_inlining): New gate.
4951 (pass_ipa_early_inline): Turn into simple wrapper.
4952 (compute_inline_parameters): New function.
4953 (gate_inline_passes): New gate.
4954 (pass_inline_parameters): New pass.
4955 (apply_inline): Move here from tree-optimize.c
4956 (pass_apply_inline): New pass.
4957 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4959 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4961 (tree_function_versioning): Do not allocate dummy struct function.
4962 * tree-inline.h (optimize_inline_calls): Update prototype.
4963 * tree-optimize.c (execute_fixup_cfg): Export.
4964 (pass_fixup_cfg): Remove
4965 (tree_rest_of_compilation): Do not apply inlines.
4966 * tree-flow.h (execute_fixup_cfg): Declare.
4967 * Makefile.in (gt-passes.c): New.
4968 * passes.c: Include gt-passes.h
4969 (init_optimization_passes): New passes.
4970 (nnodes, order): New static vars.
4971 (do_per_function_toporder): New function.
4972 (execute_one_pass): Dump current pass here.
4973 (execute_ipa_pass_list): Don't dump current pass here.
4975 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4977 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4978 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4980 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4982 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4983 (strong_alias): Define.
4984 (__gcc_qmul): Provide non-FMA for soft-float.
4990 (__gcc_qunord): New.
5000 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5001 soft-float functions.
5002 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5003 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5004 about long double soft float.
5006 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5007 Tehila Meyzels <tehila@il.ibm.com>
5009 * tree-vectorizer.h (is_pattern_stmt_p): New.
5010 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5011 formatting (tabs instead of spaces). Cleanup and clarify setting
5012 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5013 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5014 (vectorizable_type_demotion): Check that types are integral.
5015 (vectorizable_type_promotion): Likewise.
5016 (vectorizable_store): Fix typo. Eliminate new-line at end of
5019 2007-01-16 Jan Hubicka <jh@suse.cz>
5021 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5024 2007-01-15 Eric Christopher <echristo@apple.com>
5026 * ifcvt.c: Include vec.h, vecprim.h.
5027 (check_cond_move_block): New argument regs.
5028 Reorganize. Add registers used to regs.
5029 (cond_move_process_if_block): Use regs set above as
5032 2007-01-15 Eric Christopher <echristo@apple.com>
5034 * config/darwin.h: Update copyright.
5035 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5036 (LINK_COMMAND_SPEC): Add -u.
5037 (LINK_SPEC): Fix umbrella for above.
5039 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5041 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5044 2007-01-15 Tom Tromey <tromey@redhat.com>
5046 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5047 * doc/install.texi (Testing): Don't mention jacks.
5048 (Configuration): Document --enable-java-maintainer-mode. Move
5049 --with-java-home to libgcj-specific section. Document
5051 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5053 2007-01-15 Jan Hubicka <jh@suse.cz>
5055 * tree-ssa-dce.c (DCE_TODOs): New.
5056 (propagate_necessity): Return if something changed.
5057 (eliminate_unnecessary_stmts): Likewise.
5058 (perform_tree_ssa_dce): Return TODO flags when needed.
5059 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5061 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5064 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5065 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5066 patterns using X87MODEF12 mode macro. Extend operand 1
5067 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5068 (log10<mode>2): Ditto.
5069 (log2<mode>2): Ditto.
5070 (log1p<mode>2): Ditto.
5071 (logb<mode>2): Ditto.
5072 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5073 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5074 (*fxtractxf3_i387): Rename from *fxtractxf3.
5075 (fxtract_extend<mode>xf3_i387): New insn pattern.
5076 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5077 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5078 and gen_fyl2xxf3_i387().
5080 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5082 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5083 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5084 get_loop_exit_edges. Changed return type to bool.
5085 * cfgloop.h (fix_loop_placement): Declaration removed.
5087 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5089 * param.h (MIN_VECT_LOOP_BOUND): New.
5090 * params.def (MIN_VECT_LOOP_BOUND): New.
5091 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5092 argument - minimum threshold for number of iterations.
5093 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5094 argument to declaration.
5095 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5096 MIN_VECT_LOOP_BOUND.
5097 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5098 slpeel_tree_peel_loop_to_edge with additional argument.
5099 (vect_do_peeling_for_alignment): Likewise.
5100 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5102 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5105 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5108 2007-01-14 Jan Hubicka <jh@suse.cz>
5110 * tree-dfa.c (remove_referenced_var): New function.
5111 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5112 prune referenced vars list too.
5113 * tree-flow.h (remove_referenced_var): Declare.
5115 2007-01-14 Jan Hubicka <jh@suse.cz>
5117 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5119 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5120 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5121 * except.h (verify_eh_throw_table_statements): Kill prototype.
5122 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5123 into call exrepssions.
5124 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5126 * tree-cfg.c: Include pointer-set.h.
5127 (verify_node_sharing): Work on pointer set.
5128 (verify_eh_throw_stmt_node): New.
5129 (verify_stmts): Use pointers sets, verify throw_stmt.
5131 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5133 * ipa-reference.c (analyze_function): Consider also addresses taken
5136 2007-01-12 Roger Sayle <roger@eyesopen.com>
5138 * c-typeck.c (null_pointer_constant_p): Replace use of
5139 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5140 (build_c_cast): Likewise.
5142 2007-01-12 Roger Sayle <roger@eyesopen.com>
5144 * tree.h (force_fit_type_double): Remove unused final argument.
5145 * c-common.c (constant_expression_warning): Replace use of
5146 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5147 (convert_and_check): Likewise.
5148 (shorten_compare): Update call to force_fit_type_double.
5149 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5150 * convert.c (convert_to_pointer): Update call to
5151 force_fit_type_double.
5152 * fold-const.c (force_fit_type_double): Remove overflowed_const
5154 (int_const_binop, fold_convert_const_int_from_int,
5155 fold_convert_const_int_from_real, fold_div_compare,
5156 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5157 fold_abs_const, fold_not_const): Remove the final argument from
5158 calls to force_fit_type_double.
5160 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5162 * configure.ac: Set insn to "nop" for spu-*-* also.
5163 * configure: Regenerate.
5165 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5167 * builtins.def : Add BUILT_IN_FREE.
5169 2007-01-12 Jan Hubicka <jh@suse.cz>
5171 PR tree-optimization/30443
5172 * tree-inline.c (tree_function_versioning): Do not optimize when
5173 cloning for inlining.
5175 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5177 * doc/loop.texi: Document recording of loop exits.
5178 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5179 (update_single_exits_after_duplication,
5180 update_single_exit_for_duplicated_loop,
5181 update_single_exit_for_duplicated_loops): Removed.
5182 (duplicate_loop_to_header_edge): Do not call
5183 update_single_exits_after_duplication and
5184 update_single_exit_for_duplicated_loops.
5185 (loop_version): Do not update single_exit information.
5186 (fix_loop_structure): Use record_loop_exits instead of
5187 mark_single_exit_loops.
5188 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5189 the lists of loop exits.
5190 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5191 split_edge, merge_blocks): Update the lists of loop exits.
5192 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5193 loop_optimizer_init.
5194 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5195 of mark_single_exit_loops.
5196 (loop_optimizer_finalize): Call release_recorded_exits.
5197 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5198 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5199 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5200 update single exit information.
5201 * lambda-code.c (perfect_nestify): Ditto.
5202 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5203 (mark_single_exit_loops): Removed.
5204 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5205 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5206 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5208 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5209 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5210 (verify_loop_structure): Verify consistency of the exit lists.
5211 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5212 (set_single_exit): Removed.
5213 * cfgloop.h (struct loop_exit): New function.
5214 (struct loop): single_exit_ field replaced by exits field.
5215 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5216 (struct loops): Added exits hash.
5217 (mark_single_exit_loops, set_single_exit): Declaration removed.
5218 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5220 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5222 * doc/invoke.texi: Avoid use of @headitem.
5224 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5226 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5228 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5230 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5233 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5234 Richard Sandiford <richard@codesourcery.com>
5236 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5237 * config/m68k/m68k.opt: Resort options.
5238 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5240 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5241 Richard Sandiford <richard@codesourcery.com>
5243 * doc/invoke.texi: Document the macros that are defined by
5244 m68k's -mtune and -mhard-float options.
5245 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5246 (m68k_cpp_cpu_family): Likewise.
5247 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5248 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5249 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5250 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5251 (m68k_cpp_cpu_family): Likewise.
5253 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5255 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5256 macros besides mc68000 as tuning macros. Use a switch statement
5257 to set them and mcpu32.
5259 2007-01-12 Julian Brown <julian@codesourcery.com>
5261 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5262 (TARGET_68040_ONLY): Rename to...
5263 (TARGET_68040): ...this.
5264 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5265 * config/m68k/m68k.md: Likewise.
5267 2007-01-12 Julian Brown <julian@codesourcery.com>
5268 Nathan Sidwell <nathan@codesourcery.com>
5269 Richard Sandiford <richard@codesourcery.com>
5271 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5272 the -mcpu= argument associated with the --with-cpu setting.
5273 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5274 if different from the one implied by the -mcpu setting.
5275 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5276 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5277 * doc/invoke.texi: Mention ColdFire in the introduction to the
5278 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5279 -mno-div and -mhard-float options. Make -m68881 a synonym for
5280 -mhard-float. Document the previously-undocumented -m5206e,
5281 -m528x, -m5307 and -m5407 options. Tweak the existing option
5282 documentation for consistency.
5283 * doc/install.texi: Mention new --with-cpu arguments.
5284 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5285 default CPU if neither -mcpu nor -march are specified.
5286 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5287 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5288 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5289 using m68k_tune to decide between families that implement the
5290 same ISA. Use m68k_tune to set __mcfv4e__.
5291 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5292 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5293 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5294 (FL_ISA_C, FL_ISA_MMU): New macros.
5295 (MASK_COLDFIRE): Delete.
5296 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5297 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5298 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5299 (TARGET_HARD_FLOAT): Do not define here.
5300 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5301 (TUNE_68000): New macro.
5302 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5303 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5304 (TUNE_CFV2): Redefine in terms of m68k_tune.
5305 (uarch_type, target_device, fpu_type): New enums.
5306 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5307 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5308 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5309 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5310 (FL_FOR_isa_c): New macros.
5311 (m68k_isa): New enum.
5312 (m68k_target_selection): New structure.
5313 (all_devices, all_isas, all_microarchs): New tables.
5314 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5315 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5316 (MASK_ALL_CPU_BITS): Delete.
5317 (m68k_find_selection): New function.
5318 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5319 Map the legacy target options to a combination of the new ones.
5320 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5321 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5322 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5324 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5325 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5327 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5328 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5329 * config/m68k/m68k-devices.def: New file.
5331 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5332 Nathan Sidwell <nathan@codesourcery.com>
5334 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5335 (SUBTARGET_EXTRA_SPECS): New macros.
5336 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5337 use %(asm_cpu_spec) instead.
5338 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5339 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5340 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5341 (EXTRA_SPECS): Rename to...
5342 (SUBTARGET_EXTRA_SPECS): ...this.
5344 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5345 Richard Sandiford <richard@codesourcery.com>
5346 Julian Brown <julian@codesourcery.com>
5348 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5349 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5350 to the configuration's default CPU.
5351 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5352 Remove default masks.
5353 (m680[012]0-*-*): Set the default with_cpu to the first part of
5355 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5356 (m68k*-*-linux): Extend the --with-cpu handling to...
5357 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5358 and m68010. Don't set target_cpu_default2.
5359 * doc/install.texi: Document --with-cpu for m68k.
5360 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5361 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5362 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5363 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5364 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5365 (ASM_SPEC): Remove use of %(asm_cpu_default).
5366 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5367 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5368 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5369 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5370 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5371 (TARGET_DEFAULT): Delete.
5372 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5373 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5374 (CPP_CPU_SPEC): Delete.
5375 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5376 the appropriate string.
5377 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5378 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5379 (ASM_SPEC): Don't use %(asm_default_spec).
5380 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5381 TARGET_DEFAULT and add MASK_68881.
5382 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5384 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5386 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5387 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5388 MASK_68010 alongside MASK_68020.
5389 * doc/invoke.texi: Document -m68010.
5390 * config/m68k/m68k.opt (m68010): New.
5391 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5393 (TUNE_68010): New macro.
5394 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5395 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5396 (M68K_CPU_m68332): Add MASK_68010.
5397 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5398 fallback definition.
5399 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5401 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5402 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5403 to all entries that use MASK_68020.
5404 (output_move_simode_const, output_move_himode, output_move_qimode)
5405 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5406 instead of TARGET_68020 to select clr behavior. Remove comment
5407 about there being no TARGET_68010.
5408 * config/m68k/m68k.md: Likewise throughout.
5410 2007-01-12 Julian Brown <julian@codesourcery.com>
5412 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5413 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5414 * config/m68k/m68k.md: Likewise.
5416 2007-01-12 Julian Brown <julian@codesourcery.com>
5418 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5419 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5421 2007-01-12 Julian Brown <julian@codesourcery.com>
5423 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5424 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5425 * config/m68k/m68k.md: Likewise.
5427 2007-01-12 Julian Brown <julian@codesourcery.com>
5428 Richard Sandiford <richard@codesourcery.com>
5430 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5431 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5432 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5434 (TARGET_CPU32): Rename to...
5435 (TUNE_CPU32): ...this.
5436 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5437 (TUNE_CFV2): New macros.
5438 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5439 remove conditions that are implied by TARGET_68020.
5440 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5441 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5442 (m68k_output_function_epilogue): Likewise.
5443 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5444 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5445 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5446 non-68000 timings. Refactor multiplication and division costs.
5447 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5448 TUNE_CPU32 instead of TARGET_CPU32.
5449 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5450 and TUNE_68060 instead of TARGET_68060.
5451 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5452 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5454 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5455 && !TARGET_COLDFIRE" to choose between moveq and clr.
5456 Likewise in the unnamed movsf pattern.
5457 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5458 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5461 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5463 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5464 of tabbing before backslashes.
5466 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5468 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5469 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5470 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5472 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5474 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5475 find_interesting_uses_cond.
5476 (find_interesting_uses_cond): Use extract_cond_operands.
5477 (rewrite_use_compare): Use extract_cond_operands and
5478 force_gimple_operand_bsi. Do not call update_stmt.
5479 (determine_use_iv_cost_condition): Use extract_cond_operands.
5480 Return cheaper of using original bound and changing the exit bound.
5482 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5484 PR tree-optimization/29516
5485 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5486 most_expensive_mult_to_index, addr_to_parts,
5487 create_mem_ref, maybe_fold_tmr): Make the type of
5488 fields of TARGET_MEM_REF sizetype.
5489 (move_fixed_address_to_symbol, move_pointer_to_base):
5491 * tree.def (TARGET_MEM_REF): Add comment on types of
5494 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5496 * c-common.c (vector_types_convertible_p): Treat opaque types as
5497 always convertible if they have the same size, but not otherwise.
5499 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5501 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5502 Remove the b_unconditional field.
5503 (noce_try_sign_mask): Do not look at b_unconditional.
5504 (noce_process_if_block): Do not use merge_if_blocks. Update
5505 the CFG here. Do not set b_unconditional.
5506 (cond_move_process_if_block): Likewise.
5507 (find_cond_trap): Likewise.
5508 (check_cond_move_block): Require simple jump insns at the end
5511 2007-01-11 Jan Hubicka <jh@suse.cz>
5513 PR tree-optimization/1046
5514 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5515 when alias info is not ready.
5516 (pass_tail_recursion): Do not require aliasing.
5517 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5518 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5519 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5520 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5521 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5522 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5523 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5525 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5526 When aliasing is not build, mark statement as volatile.
5528 2007-01-11 Tom Tromey <tromey@redhat.com>
5530 PR preprocessor/15185, PR preprocessor/20989:
5531 * doc/cppopts.texi <-MT>: Update description of algorithm for
5532 computing default target.
5533 <-M, -MD>: Reword "basename" text.
5535 2007-01-11 Roger Sayle <roger@eyesopen.com>
5537 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5538 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5539 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5540 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5541 fold_builtin_bswap, real_constp, fold_builtin_pow,
5542 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5543 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5544 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5545 * convert.c (convert_to_pointer): Likewise.
5546 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5547 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5548 const_binop, fold_convert_const_int_from_int,
5549 fold_convert_const_int_from_real,
5550 fold_convert_const_real_from_real, sign_bit_p,
5551 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5552 fold_sign_changed_comparison, fold_unary, fold_comparison,
5553 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5554 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5555 * print-tree.c (print_node_brief, print_node): Likewise.
5556 * stor-layout.c (place_field, layout_type): Likewise.
5557 * tree-chrec.c (keep_cast): Likewise.
5558 * tree.c (build_vector, build_real, build_real_from_int_cst,
5559 build_complex): Likewise.
5561 2007-01-11 Roger Sayle <roger@eyesopen.com>
5563 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5564 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5566 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5568 * configure.ac (strict1_warn): Rename to strict_warn.
5569 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5570 cc_set_by_configure, quoted_cc_set_by_configure,
5571 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5572 all_boot_languages, all_stagestuff): Remove.
5573 (target_list): Remove bootstrap targets.
5574 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5575 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5576 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5577 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5578 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5579 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5580 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5581 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5582 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5583 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5584 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5585 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5586 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5587 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5588 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5589 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5590 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5591 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5592 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5593 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5594 (mostlyclean): Adjust.
5595 (clean, distclean): Don't mention bootstrap stuff.
5596 * configure: Regenerate.
5597 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5598 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5599 treelang/config-lang.in (stagestuff): Remove.
5600 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5601 stageprofile, stagefeedback, stagestuff): Remove mention.
5603 2007-01-11 Nick Clifton <nickc@redhat.com>
5605 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5607 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5608 (mcore_arith_K_S_operand): Run the test for the S constraint not
5609 the test for the M constraint.
5610 (mcore_addsub_operand): Do not accept integer values that are
5611 larger than 32 bits.
5612 * config/mcore/mcore.md: Remove unused constraints from split.
5613 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5615 (allocate_stack): Likewise.
5616 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5617 operands to 32 bits.
5618 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5620 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5621 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5622 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5623 mcore_output_bclri, mcore_output_andn, output_inline_const,
5624 mcore_output_move, mcore_output_movedouble): Likewise.
5625 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5626 (output_inline_const): Likewise.
5627 (output_inline_const): Fix format strings used in sprintf
5629 * config/mcore/mcore-protos.h: Update prototypes for changed
5630 functions in mcore.c.
5631 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5632 HOST_WIDE_INT and not int.
5633 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5634 CONST_OK_FOR_N): Likewise.
5635 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5636 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5639 2007-01-10 Jan Hubicka <jh@suse.cz>
5641 * tree-vrp.c (remove_range_assertions): Release defs.
5642 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5643 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5645 2007-01-10 Paul Brook <paul@codesourcery.com>
5647 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5648 * config/arm/arm.md (mulsi3subsi): New insn.
5650 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5652 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5653 (tree_transform_and_unroll_loop): New.
5654 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5657 2007-01-10 Robert Kennedy <jimbob@google.com>
5659 * fold-const.c (fold_comparison): Fold comparisons like (x *
5660 1000 < 0) to (x < 0).
5662 2007-01-10 Ian Lance Taylor <iant@google.com>
5664 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5665 operands have the same priority.
5667 2007-01-10 Tom Tromey <tromey@redhat.com>
5669 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5670 (fold_binary): Likewise.
5671 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5672 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5673 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5674 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5675 * langhooks.h (struct lang_hooks): Removed field
5676 'can_use_bit_fields_p'.
5678 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5680 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5682 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5684 * function.c (get_last_funcdef_no): New function.
5685 * function.h (get_last_funcdef_no): Declare.
5686 * tree-inline.c (initialize_cfun): Add initialization.
5687 (tree_function_versioning): Cleanup.
5689 2007-01-10 Jan Hubicka <jh@suse.cz>
5691 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5694 2007-01-10 Sa Liu <saliu@de.ibm.com>
5695 Ben Elliston <bje@au.ibm.com>
5697 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5698 for SAVE_NONLOCAL and Pmode for any other save level.
5699 * spu-protos.h (spu_restore_stack_block): Declare.
5700 * spu.md (save_stack_block): Remove.
5701 (restore_stack_block): Call spu_restore_stack_block.
5702 * spu.c (spu_restore_stack_block): New function.
5703 (spu_expand_epilogue): Remove old comment.
5705 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR tree-optimization/30322
5708 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5709 (cand_value_at): Return the value as aff_tree.
5710 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5711 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5712 aff_combination_mult): New functions.
5713 (aff_combination_add): Use aff_combination_add_cst.
5714 (aff_combination_convert): Allow conversions to a wider type.
5715 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5716 * tree-affine.h (aff_combination_mult): Declare.
5718 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5720 * doc/tm.texi: Update documentation to reflect reality of exec
5721 and start file search behaviours. Update copyright year.
5722 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5723 header file directories.
5725 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5727 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5728 (*cosxf2): Rename to cosxf2_i387.
5729 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5730 using X87MODEF12 mode macro. Rename patterns to
5731 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5733 (*cosdf2, *cossf2): Ditto.
5734 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5735 to match extended input operands.
5736 (sincos<mode>3): New expander.
5737 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5738 insn patterns and corresponding splitters.
5740 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5742 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5743 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5745 2007-01-09 Nicolas Pitre <nico@cam.org>
5748 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5750 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5752 * target.h (struct gcc_target): New field library_rtti_comdat.
5753 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5754 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5755 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5756 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5758 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5760 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5762 2007-01-08 Richard Guenther <rguenther@suse.de>
5764 * tree.h (force_fit_type_double): Export.
5765 (force_fit_type): Remove.
5766 * fold-const.c (force_fit_type_double): New function.
5767 (force_fit_type): Remove.
5768 (int_const_binop): Use it.
5769 (fold_convert_const_int_from_int): Likewise.
5770 (fold_convert_const_int_from_real): Likewise.
5771 (fold_div_compare): Likewise.
5772 (fold_sign_changed_comparison): Likewise.
5773 (fold_unary): Likewise.
5774 (fold_negate_const): Likewise.
5775 (fold_abs_const): Likewise.
5776 (fold_not_const): Likewise.
5777 * c-common.c (shorten_compare): Use force_fit_type_double.
5778 * convert.c (convert_to_pointer): Likewise.
5780 2007-01-08 Richard Guenther <rguenther@suse.de>
5782 * tree.h (build_int_cst_wide_type): Export.
5783 * tree.c (build_int_cst_wide_type): New function.
5784 (build_int_cst_wide): Fix comment.
5785 * builtins.c (fold_builtin_object_size): Use build_int_cst
5786 to build -1 or 0 of the correct type. Use fit_double_type
5787 to check for overflow.
5788 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5790 (decode_field_reference): Likewise.
5791 (all_ones_mask_p): Likewise.
5792 (native_interpret_int): Use build_int_cst_wide_type.
5793 (fold_binary): Use build_int_cst_type to build an all-ones
5795 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5797 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5799 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5801 2007-01-09 Ben Elliston <bje@au.ibm.com>
5803 * genautomata.c (STATS_OPTION): New option.
5804 (stats_flag): New flag.
5805 (gen_automata_option): Handle it.
5806 (initiate_automaton_gen): Ditto.
5807 (write_automata): Output statistics only if stats_flag is
5808 set. Likewise, output time statistics only if time_flag is set.
5809 * doc/md.texi (Processor pipeline description): Document new flag.
5811 2007-01-08 Richard Guenther <rguenther@suse.de>
5813 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5814 * tree.c (build_int_cst_type): Likewise.
5815 (size_in_bytes): Don't call force_fit_type on the result.
5816 (int_fits_type_p): Use fit_double_type.
5817 * fold-const.c (fit_double_type): New function.
5818 (force_fit_type): Use it.
5819 * tree.h (fit_double_type): Export.
5821 2007-01-08 Jan Hubicka <jh@suse.cz>
5823 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5824 * ipa.c (function_and_variable_visibility): Fix return type.
5826 2007-01-08 Richard Guenther <rguenther@suse.de>
5828 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5829 of offset to build the index.
5830 * tree-pretty-print.c (dump_generic_node): Don't build negated
5831 const just for printing.
5832 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5833 * builtins.c (fold_builtin_int_roundingfn): Check if result
5834 fits the type by using force_fit_type and comparing the result.
5835 * predict.c (predict_loops): Use compare_tree_int for comparison.
5836 * tree.c (build_int_cst): Fall back to integer_type_node for
5838 (build_int_cst_wide): Assert type is non-null.
5840 2007-01-08 Roberto Costa <roberto.costa@st.com>
5842 * tree-vrp.c (extract_range_from_cond_expr): New.
5843 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5844 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5846 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5847 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5848 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5849 used as expressions.
5850 * tree-object-size.c (cond_expr_object_size): New.
5851 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5853 2007-01-08 Jan Hubicka <jh@suse.cz>
5855 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5856 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5859 2007-01-08 Richard Guenther <rguenther@suse.de>
5861 PR tree-optimization/23603
5862 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5863 (extract_range_from_binary): Fall back to truthvalue instead of
5864 varying for TRUTH_*_EXPR.
5865 (extract_range_from_comparison): Fall back to truthvalue instead of
5867 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5868 if all visited PHI values were constant.
5870 2007-01-08 Jan Hubicka <jh@suse.cz>
5872 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5873 (cgraph_analyze_function): break out from ...
5874 (cgraph_finalize_compilation_unit): ... here.
5875 (cgraph_expand_function): Remove forgoten commented out line.
5876 (cgraph_optimize): Analyze functions.
5878 2007-01-08 Jan Hubicka <jh@suse.cz>
5880 * tree-pas.h (TODO_remove_function): New flag.
5881 (TODO_update*): Renumber.
5882 (pass_ipa_increase_alignment,
5883 pass_ipa_function_and_variable_visibility): New passes.
5884 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5885 (cgraph_function_and_variable_visibility): Move to ipa.c
5886 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5887 cgraph_increase_alignment.
5888 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5889 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5890 calling tree-inline.
5891 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5892 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5893 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5894 (gate_increase_alignment): New function.
5895 (pass_ipa_increase_alignment): New pass.
5896 * ipa.c: Inline tree-pass.h and timevar.h
5897 (function_and_variable_visibility): Move here from cgraphunit.c
5898 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5899 * passes.c (init_optimization_passes): Add the two new passes.
5900 (execute_todo): Handle cgraph_remove_functions.
5902 2007-01-08 Nick Clifton <nickc@redhat.com>
5904 * config/frv/predicates.md (reg_or_0_operand): Accept
5907 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5909 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5910 * config.gcc: Add bfin*-rtems*.
5912 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5914 * c.opt: Add -flax-vector-conversions.
5915 * c-typeck.c (convert_for_assignment): Pass flag to
5916 vector_types_convertible_p to allow emission of note.
5917 (digest_init): Likewise.
5918 * c-opts.c: Handle -flax-vector-conversions.
5919 * c-common.c (flag_lax_vector_conversions): New.
5920 (vector_types_convertible_p): Unless -flax-vector conversions
5921 has been passed, disallow conversions between vectors with
5922 differing numbers of subparts and/or element types. If such
5923 a conversion is disallowed, possibly emit a note on the first
5924 occasion only to inform the user of -flax-vector-conversions.
5925 The new last argument specifies this.
5926 * c-common.h (flag_lax_vector_conversions): New.
5927 (vector_types_convertible_p): Add extra argument.
5928 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5929 char_type_node for V*QI type vectors.
5930 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5931 Update to satisfy new typechecking rules.
5932 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5934 * doc/invoke.texi (C Dialect Options): Document
5935 -flax-vector-conversions.
5937 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5939 PR tree-optimization/29877
5940 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5941 a register variable on the RHS to not be replaceable.
5943 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5944 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5945 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5946 const_simm15, const_pow2, const_npow2): Added.
5947 * config/score/misc.md (insv, extv, extzv, movmemsi,
5948 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5949 * config/score/score.c (score_address_cost, score_select_cc_mode):
5951 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5952 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5953 Update score_print_operand.
5954 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5955 Adjust register allocate order and update some macro define.
5956 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5957 mdx_block_move_straight, mdx_block_move_loop_head,
5958 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5959 mdx_block_move): Added.
5960 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5961 mdp_limm): Updated and fix some bug and typo.
5962 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5963 (movsf, movdf, doloop_end): Added.
5965 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5967 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5968 config/arm/thumb2.md: Fix comment typos.
5969 * doc/extend.texi: Fix a typo.
5971 2007-01-07 Eric Christopher <echristo@apple.com>
5973 * configure.ac: Check for __stack_chk_fail for darwin.
5974 * configure: Regenerate.
5976 2007-01-07 Richard Guenther <rguenther@suse.de>
5978 * tree-vrp.c (extract_range_from_assert): CSE calls to
5979 compare_values where possible.
5980 (extract_range_from_unary_expr): Likewise.
5982 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5984 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5985 * config/avr/avr.c (call_insn_operand): Delete function.
5986 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5987 instead of register number. Use predicates.
5988 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5989 call_insn_operand): Add.
5991 2007-01-06 Jan Hubicka <jh@suse.cz>
5993 * tree-pass.h (pass_build_cgraph_edges): Declare.
5994 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5995 (visited_nodes): Remove.
5996 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5997 build_cgrpah_edges; make visited_nodes local.
5998 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5999 (record_references_in_initializer): Move to cgraphbuild.c
6000 (initialize_inline_failed, rebuild_cgraph_edges,
6001 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6002 (verify_cgraph_node): Make visited_nodes local.
6003 (cgraph_analyze_function): Do not call cgraph_create_edges and
6004 initialize_inline_failed.
6005 (cgraph_expand_function): Do not call cgraph_lower_function;
6006 assert that function is already lowered.
6007 * Makefile.in (cgraphbuild.o): New.
6008 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6009 at the end of lowering passes.
6011 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6013 * ifcvt.c (cond_move_convert_if_block): New function, code
6014 factored out from...
6015 (cond_move_process_if_block): ...here. Call the new function
6016 on the THEN and ELSE blocks.
6017 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6018 already takes care of this.
6020 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6023 * tree.h (TREE_OVERFLOW_P): New.
6024 * c-typeck.c (parser_build_unary_op): Warn only if result
6025 overflowed and operands did not.
6026 (parser_build_binary_op): Likewise.
6027 (convert_for_assignment): Remove redundant overflow_warning.
6028 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6030 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6032 * c-typeck.c (store_init_value): Split over two lines to follow
6033 the GNU coding style.
6035 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6037 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6038 __GXX_EXPERIMENTAL_CXX0X__.
6039 * doc/cpp.texi: Same.
6041 2007-01-05 Richard Guenther <rguenther@suse.de>
6044 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6045 with mismatched types. Instead explicitly build a
6046 conversion NOP_EXPR.
6048 2007-01-05 Ian Lance Taylor <iant@google.com>
6050 * c-common.c (decl_with_nonnull_addr_p): New function.
6051 (c_common_truthvalue_conversion): Call it.
6052 * c-typeck.c (build_binary_op): Likewise.
6053 * c-common.h (decl_with_nonnull_addr_p): Declare.
6055 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6058 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6061 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6063 * doc/install.texi (Final install): Document the fact that
6064 the GNAT runtime should not be stripped.
6066 2007-01-04 Jan Hubicka <jh@suse.cz>
6068 * tree-inline.c (fold_marked_statements): Update operand caches
6069 and EH after folding
6071 2007-01-04 Ian Lance Taylor <iant@google.com>
6073 * c-common.c (check_function_nonnull): Whitespace fix.
6075 2007-01-04 Jan Hubicka <jh@suse.cz>
6077 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6078 comitted older version of patch.
6079 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6080 function, celanup cfg and collect garbage.
6082 2007-01-04 Mike Stump <mrs@apple.com>
6084 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6087 2007-01-04 Eric Christopher <echristo@apple.com>
6089 * libgcc2.c (__bswapsi2): Use SItype.
6090 (__bswapdi2): Use DItype.
6091 * libgcc2.h: Update for above.
6093 2007-01-04 Paul Brook <paul@codesourcery.com>
6095 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6096 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6097 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6098 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6099 umulsi3_highpart): Make conditional on !arm_arch6.
6100 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6101 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6102 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6103 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6104 umulsi3_highpart_v6): New insns.
6106 2007-01-04 Roger Sayle <roger@eyesopen.com>
6108 * fold-const.c (fold_convert): When casting an expression to void,
6109 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6110 have a type. Instead of attempting to build a NOP_EXPR, return
6111 these "special" trees directly.
6113 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6115 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6116 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6117 rs6000_cost->fp not 0 as adjustment for outer NEG.
6119 2007-01-04 Jan Hubicka <jh@suse.cz>
6121 * cgraph.c (cgraph_release_function_body): New function.
6122 (cgraph_remove_node): Use it.
6123 * cgraph.h (cgraph_release_function_body): Declare.
6124 * cgraphunit.c (cgraph_expand_function): Use it.
6125 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6126 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6127 is initialized and while compilation of other function is running.
6128 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6129 statement CFG annotations from here to ...
6130 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6132 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6134 * cfgloop.h (enum li_flags): Make the constants powers of two.
6136 2007-01-04 Jan Hubicka <jh@suse.cz>
6138 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6140 (fold_marked_statements): New function.
6141 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6142 * tree-inline.h (copy_body_data): Add statements_to_fold.
6144 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6146 * config.gcc: Mention libgcc/config.host.
6147 * Makefile.in: Update comments mentioning libgcc.
6148 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6149 (all.cross, start.encap, rest.encap, rest.cross): Update
6150 dependencies for libgcc move.
6151 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6152 (clean-target, clean-target-libgcc): Delete.
6153 (srcdirify, GCC_EXTRA_PARTS): New macros.
6154 (libgcc-support, libgcc.mvars): New rules.
6155 (distclean): Remove mention of mklibgcc.
6156 (install): Don't reference INSTALL_LIBGCC.
6157 (install-common): Don't reference EXTRA_PARTS.
6158 (install-libgcc, install-multilib): Delete rules.
6159 * mklibgcc.in: Delete file.
6160 * doc/configfiles.texi: Don't mention mklibgcc.
6162 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6163 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6164 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6165 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6166 (mklibgcc, ldblspecs): Likewise.
6168 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6169 (posixpre.def): Use $(T).
6170 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6171 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6172 (SHLIB_LINK): Make dummy.
6173 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6175 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6177 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6178 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6179 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6180 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6182 * configure.ac (all_outputs): Remove mklibgcc.
6183 * configure: Regenerated.
6185 2007-01-03 Josh Conner <jconner@apple.com>
6188 * calls.c (compute_argument_addresses): Set stack and stack_slot
6189 for partial args, too.
6190 (store_one_arg): Use locate.size.constant for the size when
6191 generating a save_area.
6193 2007-01-03 Robert Kennedy <jimbob@google.com>
6195 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6196 whose definitions are deleted due to basic block merging.
6198 2007-01-03 Paul Brook <paul@codesourcery.com>
6201 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6203 (use_return_insn): Return 0 for Thumb interrupt functions.
6204 (print_multi_reg): Add rfe argument for IRQ returns.
6205 (arm_output_epilogue): Pop interrupt return address directly into PC.
6206 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6208 2007-01-03 Paul Brook <paul@codesourcery.com>
6210 Merge from sourcerygxx-4_1.
6211 * config/arm/thumb2.md: New file.
6212 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6214 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6215 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6216 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6217 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6219 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6220 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6222 * config/arm/ieee754-sf.S: Ditto.
6223 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6224 (thumb1_base_register_rtx_p): ... to this.
6225 (thumb_index_register_rtx_p): Rename...
6226 (thumb1_index_register_rtx_p): ... to this.
6227 (thumb_output_function_prologue): Rename...
6228 (thumb1_output_function_prologue): ... to this.
6229 (thumb_legitimate_address_p): Rename...
6230 (thumb1_legitimate_address_p): ... to this.
6231 (thumb_rtx_costs): Rename...
6232 (thumb1_rtx_costs): ... to this.
6233 (thumb_compute_save_reg_mask): Rename...
6234 (thumb1_compute_save_reg_mask): ... to this.
6235 (thumb_final_prescan_insn): Rename...
6236 (thumb1_final_prescan_insn): ... to this.
6237 (thumb_expand_epilogue): Rename...
6238 (thumb1_expand_epilogue): ... to this.
6239 (arm_unwind_emit_stm): Rename...
6240 (arm_unwind_emit_sequence): ... to this.
6241 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6242 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6243 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6244 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6245 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6246 thumb2_output_casesi): New functions.
6247 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6248 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6249 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6250 THUMB2_WORK_REGS): Define.
6251 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6252 arm_condexec_mask, arm_condexec_masklen)): New variables.
6253 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6254 (arm_override_options): Check new CPU capabilities.
6255 Set new architecture flag variables.
6256 (arm_isr_value): Handle v7m interrupt functions.
6257 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6259 (const_ok_for_arm): Handle Thumb-2 constants.
6260 (arm_gen_constant): Ditto. Use movw when available.
6261 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6263 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6264 (thumb_find_work_register, arm_load_pic_register,
6265 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6266 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6267 print_multi_reg, output_mov_long_double_fpa_from_arm,
6268 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6269 output_mov_double_fpa_from_arm, output_move_double,
6270 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6271 output_return_instruction, arm_output_function_prologue,
6272 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6273 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6274 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6275 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6276 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6277 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6279 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6280 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6281 (arm_file_start): Output directive for unified syntax.
6282 (arm_unwind_emit_set): Handle stack alignment instruction.
6283 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6284 Add v6t2, v7, v7a, v7r and v7m.
6285 (RETLDM): Add Thumb-2 code.
6286 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6287 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6288 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6289 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6290 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6291 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6292 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6293 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6294 ADJUST_INSN_LENGTH): Define.
6295 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6296 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6297 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6298 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6299 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6300 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6301 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6302 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6303 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6304 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6305 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6306 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6307 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6308 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6309 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6310 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6311 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6313 * config/arm/arm-tune.md: Regenerate.
6314 * config/arm/arm-protos.h: Update prototypes.
6315 * config/arm/vfp.md: Enable patterns for Thumb-2.
6316 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6317 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6318 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6319 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6320 * config/arm/libunwind.S: Add Thumb-2 code.
6321 * config/arm/constraints.md: Update include Thumb-2.
6322 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6323 * config/arm/ieee754-df.S: Ditto.
6324 * config/arm/bpabi.S: Ditto.
6325 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6326 * config/arm/predicates.md (low_register_operand,
6327 low_reg_or_int_operand, thumb_16bit_operator): New.
6328 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6329 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6330 * config/arm/t-arm-elf: Add armv7 multilib.
6331 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6333 (UNSPEC_STACK_ALIGN, ce_count): New.
6334 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6335 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6337 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6338 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6339 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6340 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6341 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6342 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6344 * doc/extend.texi: Document ARMv7-M interrupt functions.
6345 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6347 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6349 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6350 (struct _Unwind_Context): Rename args_size to flags, remove
6351 signal_frame field, add a new args_size field and version field.
6352 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6353 _Unwind_IsExtendedContext): New inline functions.
6354 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6355 Assume by_value array is only present if _Unwind_IsExtendedContext.
6356 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6357 _Unwind_IsSignalFrame.
6358 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6359 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6360 (uw_init_context_1): Initialize context->flags to
6361 EXTENDED_CONTEXT_BIT.
6362 * config/rs6000/linux-unwind.h (frob_update_context): Use
6363 _Unwind_SetSignalFrame.
6365 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6368 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6369 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6372 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6374 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6375 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6376 RET, AT_SP): Remove.
6377 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6380 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6381 * cfgbuild.c (find_basic_blocks): Likewise.
6382 * cfgrtl.c (rtl_create_basic_block): Likewise.
6383 * function.c (temp_slots_at_level): Likewise.
6384 * reg-stack.c (stack_regs_mentioned): Likewise.
6385 * regclass.c (allocate_reg_info): Likewise.
6386 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6387 set_bb_for_stmt, move_block_to_fn): Likewise.
6388 * tree-complex.c (tree_lower_complex): Likewise.
6389 * vec.h (VEC_safe_grow_cleared): New.
6391 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6393 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6395 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6396 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6398 * cfgloopmanip.c (scale_loop_frequencies): Export.
6399 (loopify): Scale the frequencies by prescribed coefficients.
6400 (set_zero_probability): New function.
6401 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6402 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6403 and frequencies according to arguments.
6404 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6406 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6407 * modulo-sched.c (sms_schedule): Set probabilities for entering
6408 versioned loop correctly.
6409 * tree-vect-transform.c (vect_transform_loop): Ditto.
6410 * cfgloop.h (loopify, loop_version): Declaration changed.
6411 (scale_loop_frequencies): Declared.
6413 2007-01-02 Jan Hubicka <jh@suse.cz>
6415 * cgraph.c: Include tree-flow.h
6416 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6418 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6419 * tree-pass.h (pass_all_early_optimizations): Declare.
6420 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6422 (cgraph_analyze_function): Do early_local_passes.
6423 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6424 Do not add referenced vars.
6425 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6427 (gate_all_early_local_passes): New gate.
6428 (pass_early_local_passes): Use new gate.
6429 (execute_early_local_optimizations): New functions.
6430 (gate_all_early_optimizations): New gate.
6431 (pass_all_early_optimizations): New pass.
6432 (execute_free_datastructures): Free SSA only when initialized.
6433 (gate_init_datastructures): Init only when optimizing.
6434 (tree_lowering_passes): Do early local passes when called late.
6435 * tree-profile.c (do_tree_profiling): Don't profile functions added
6437 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6438 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6440 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6441 during early_local_passes.
6442 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6445 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6447 * Makefile.in: Update copyright year.
6449 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6451 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6452 in $(lang_checks) and check-consistency targets.
6454 2007-01-02 Jan Hubicka <jh@suse.cz>
6456 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6457 Do not add referenced vars.
6458 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6460 * passes.c (init_optimization_passes): Put mudflap_2 after
6461 free_datastructures.
6463 2007-01-02 Jan Hubicka <jh@suse.cz>
6465 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6466 Set NOTHROW flag on call statements proved to be nothrow.
6467 Update statement of local calls so new pure/const functions are
6468 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6470 (tree_rest_of_compilation): Register hooks and initialize bitmap
6471 early. Do not set after_inlining flag.
6473 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6475 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6476 HOST_BITS_PER_LONGLONG
6478 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6481 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6482 warning for non-static initializers.
6484 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6486 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6487 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6488 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6489 Always use set_unique_reg_note to add REG_EQUAL notes.
6491 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6494 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6496 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6497 * cfgbuild.c (find_basic_blocks): Likewise.
6498 * cfgrtl.c (rtl_create_basic_block): Likewise.
6499 * function.c (temp_slots_at_level): Likewise.
6500 * reg-stack.c (stack_regs_mentioned): Likewise.
6501 * regclass.c (allocate_reg_info): Likewise.
6502 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6503 set_bb_for_stmt, move_block_to_fn): Likewise.
6504 * tree-complex.c (tree_lower_complex): Likewise.
6505 * vec.h (VEC_safe_grow_cleared): New.
6507 2007-01-02 Ian Lance Taylor <iant@google.com>
6509 * c-common.c (c_common_truthvalue_conversion): When warning about
6510 using an assignment as a truth value, set TREE_NO_WARNING.
6512 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6515 * c.opt (Wold-style-declaration): New.
6516 * doc/invoke.texi (C-only Warning Options): New.
6517 (Wold-style-declaration): Document it.
6518 (Wextra): Enabled by -Wextra.
6519 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6520 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6521 -Wold-style-declaration.
6523 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6525 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6526 * cfgbuild.c (find_basic_blocks): Likewise.
6527 * cfgrtl.c (rtl_create_basic_block): Likewise.
6528 * function.c (temp_slots_at_level): Likewise.
6529 * reg-stack.c (stack_regs_mentioned): Likewise.
6530 * regclass.c (allocate_reg_info): Likewise.
6531 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6532 set_bb_for_stmt, move_block_to_fn): Likewise.
6533 * tree-complex.c (tree_lower_complex): Likewise.
6534 * vec.h (VEC_safe_grow_cleared): New.
6536 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6538 * c-common.c (c_common_nodes_and_builtins): Since variants of
6539 void_type_node get built before it is given a name, we need to
6540 give those variants the name, too.
6541 (complete_array_type): We need to work with the canonical main
6542 type of the array, from which we will build the qualified version.
6543 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6544 * print-tree.c (print_node): Display canonical type information
6546 * stor-layout.c (layout_type): When we don't know the
6547 alignment of a type for which we're building an array, we end up
6548 guessing wrong, so make the type require structural equality.
6549 * tree.c (make_node_stat): When we build a new type, it is its
6551 (build_type_attribute_qual_variant): When building an attribute
6552 variant, its canonical type is the non-attribute variant. However,
6553 if the attributes are target-dependent and they differ, we need to
6554 use structural equality checks for this type.
6555 (build_qualified_type): A qualified type is not equivalent to its
6556 unqualified variant; set the canonical type appropriately.
6557 (build_distinct_type_copy): When building a distinct type from
6558 another type, the new type is its own canonical type.
6559 (build_variant_type_copy): When building a new type variant, we
6560 assume that it is equivalent to the original type.
6561 (build_pointer_type_for_mode): When building a pointer type, also
6562 build a canonical type pointer.
6563 (build_reference_type_for_mode): When building a reference type,
6564 also build a canonical type reference.
6565 (build_index_type): When we can't hash an index type (e.g.,
6566 because its maximum value is negative), the index type requires
6567 structural equality tests.
6568 (build_array_type): Build the canonical form of an array type.
6569 (build_function_type): Function types require structural equality,
6570 because they contain default arguments, attributes, etc.
6571 (build_method_type_directly): Ditto for method types.
6572 (build_offset_type): Build the canonical offset type.
6573 (build_complex_type): Build the canonical vector type.
6574 (make_vector_type): Build the canonical vector type.
6575 * tree.h (TYPE_CANONICAL): New.
6576 (TYPE_STRUCTURAL_EQUALITY_P): New.
6577 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6578 (struct tree_type): Added "canonical" field.
6579 * params.h (VERIFY_CANONICAL_TYPES): New.
6580 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6581 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6582 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6583 * doc/invoke.texi (verify-canonical-types): Document --param
6584 parameter for verifying canonical types.
6586 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6588 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6589 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6590 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6591 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6593 * config/rs6000/e500.h: New.
6594 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6595 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6597 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6598 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6599 TARGET_E500_DOUBLE): Remove.
6600 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6601 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6602 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6603 * config/rs6000/rs6000.c (rs6000_override_options): Use
6606 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6608 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6609 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6610 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6611 rs6000_emit_cmove): Don't check TARGET_E500.
6612 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6613 sordered): Don't check TARGET_E500.
6615 2007-01-01 Eric Christopher <echristo@apple.com>
6617 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6618 HARD_REGISTER_NUM_P.
6620 2007-01-01 Roger Sayle <roger@eyesopen.com>
6622 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6623 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6624 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6627 2007-01-01 Mike Stump <mrs@apple.com>
6629 * configure.ac: Remove support for building with Apple's gcc-3.1.
6631 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6634 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6635 REG is a hard register. Do not modify REG before calling
6637 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6638 multiple of the size of YMODE for certain lowpart cases.
6640 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6643 * gimplify (voidify_wrapper_expr): Update for
6646 2007-01-01 Andreas Schwab <schwab@suse.de>
6649 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6650 save of BR0 in extra_spill_size instead of spill_size.
6651 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6653 (ia64_expand_epilogue): Restore BR0 from its new location.
6655 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6657 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6658 Use a temporary variable if the left hand side is not a gimple
6661 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6663 * gimplify.c (gimplify_return_expr): Make the temporary variable
6664 for the return expression, a gimple register variable.
6666 2007-01-01 Jan Hubicka <jh@suse.cz>
6668 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6671 2007-01-01 Mike Stump <mrs@apple.com>
6673 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6675 * config/darwin.c (machopic_select_rtx_section): Use
6677 (darwin_mergeable_constant_section): Likewise.
6678 * configure: Regenerate.
6679 * config.in: Regenerate.
6681 2007-01-01 Jan Hubicka <jh@suse.cz>
6682 Andrew Pinski <pinskia@gmail.com>
6684 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6685 before starting IPA passes.