1 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3 * gcc.c (getenv_spec_function): New function.
4 (static_spec_functions): Add it.
5 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9 2007-02-22 Michael Matz <matz@suse.de
12 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
15 2007-02-22 Ian Lance Taylor <iant@google.com>
18 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19 (mem_loc_descriptor): Call it.
21 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22 Ira Rosen <irar@il.ibm.com>
24 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26 2007-02-22 Ira Rosen <irar@il.ibm.com>
28 PR tree-optimization/30843
29 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
30 stores only after all the group is vectorized.
32 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
34 PR tree-optimization/30858
35 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
36 in the reduction cycle have a single use in the loop.
37 * tree-vectorizer.h (relevant): Add documentation.
39 2007-02-20 Mike Stump <mrs@apple.com>
41 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
42 * configure: Regenerate.
44 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
46 Change the defaults of some parameters and options.
47 * config/spu/spu-protos.h (spu_optimization_options): Declare.
48 * config/spu/spu.c (spu_optimization_options): Add.
49 (spu_override_options): Change params in spu_optimization_options.
50 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
52 Register 127 is only 16 byte aligned when used as a frame pointer.
53 * config/spu/spu-protos.h (spu_init_expanders): Declare.
54 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
55 HARD_FRAME_POINTER_REGNUM.
56 (spu_legitimate_address): Use regno_aligned_for_reload.
57 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
58 aligned when frame_pointer_needed is true.
59 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
61 * config/spu/spu.h (INIT_EXPANDERS): Define.
63 Make sure shift and rotate instructions have valid immediate operands.
64 * config/spu/predicates.md (spu_shift_operand): Remove.
65 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
66 * config/spu/constraints.md (W, O): Extend range.
67 * config/spu/spu.md (umask, nmask): Define.
68 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
69 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
70 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
71 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
72 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
73 (lshr<mode>3_reg): Fix rtl description.
75 Make sure mulhisi immediate operands are valid.
76 * config/spu/predicates.md (imm_K_operand): Add.
77 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
79 Generate constants using fsmbi and andi.
80 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
81 (print_operand, spu_split_immediate, classify_immediate,
82 fsmbi_const_p): Handle IC_FSMBI2.
84 Correctly handle a CONST_VECTOR containing symbols.
85 * config/spu/spu.c (print_operand): Handle HIGH correctly.
86 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
87 (immediate_load_p): Allow symbols that use 2 instructions to create.
88 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
89 with symbols when flag_pic is set.
90 (const_vector_immediate_p): New.
91 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
92 accept a CONST_VECTOR with symbols.
93 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
94 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
96 * config/spu/spu.md (high, low): Delete.
99 Remove INTRmode and INTR_REGNUM, which didn't work.
100 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
102 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
103 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
104 peephole2 pattern): Don't use INTR or 131.
106 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
107 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
108 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
109 (UNSPEC_SET_INTR): Add.
110 * config/spu/spu-modes.def (INTR): Remove.
112 More accurate warnings about run-time relocations.
113 * config/spu/spu.c (reloc_diagnostic): Test in_section.
115 Correctly warn about immediate arguments to specific intrinsics.
116 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
117 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
118 the instruction predicate.
120 Fix tree check errors with latest update.
121 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
123 (spu_expand_builtin): Use CALL_EXPR_FN.
125 Add missing specific intrinsics.
126 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
128 * config/spu/spu_internals.h: Ditto.
130 Fix incorrect operand modifiers.
131 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
132 * config/spu/spu.md (xor<mode>3): Change %S to %J.
134 Optimize one case of zero_extend of a vec_select.
135 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
137 Accept any immediate for hbr.
138 * config/spu/spu.md (hbr): Change s constraints to i.
140 2007-02-21 Paul Brook <paul@codesourcery.com>
142 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
143 condexec_count when skipping USE and CLOBBER.
145 2007-02-21 Nick Clifton <nickc@redhat.com>
147 * common.opt (Warray-bounds): Add Warning attribute.
148 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
150 (fsized-zeroes): Add Optimization attribute.
151 (fsplit-wide-types, ftree-scev-cprop): Likewise.
152 * c.opt (Wc++0x-compat): Add Warning attribute.
154 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
157 * reload1.c (eliminate_regs_in_insn): In the single_set special
158 case, attempt to re-recognize the insn before falling back to
159 having reload fix it up.
161 2007-02-20 Eric Christopher <echristo@gmail.com>
163 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
165 (frv_read_iacc_argument): Ditto.
166 (frv_expand_set_builtin): Take a call instead of arglist, update for
168 (frv_expand_unop_builtin): Ditto.
169 (frv_expand_binop_builtin): Ditto.
170 (frv_expand_cut_builtin): Ditto.
171 (frv_expand_binopimm_builtin): Ditto.
172 (frv_expand_voidbinop_builtin): Ditto.
173 (frv_expand_int_void2arg): Ditto.
174 (frv_expand_prefetches): Ditto.
175 (frv_expand_voidtriop_builtin): Ditto.
176 (frv_expand_voidaccop_builtin): Ditto.
177 (frv_expand_load_builtin): Ditto.
178 (frv_expand_store_builtin): Ditto.
179 (frv_expand_mdpackh_builtin): Ditto.
180 (frv_expand_mclracc_builtin): Ditto.
181 (frv_expand_mrdacc_builtin): Ditto.
182 (frv_expand_mwtacc_builtin): Ditto.
183 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
186 2007-02-20 Janis Johnson <janis187@us.ibm.com>
188 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
189 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
191 (HAVE_GAS_DFP): Check for assembler support of decimal floating
193 * configure: Regenerate.
194 * config.in: Regenerate.
195 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
196 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
197 masks to power6 and power6x and to POWERPC_MASKS.
198 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
200 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
201 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
202 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
203 Access PROTOTYPE as variable, not mask.
205 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
207 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
208 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
209 * combine.c (adjust_for_new_dest): Use it.
210 * postreload.c (reload_combine): Likewise.
212 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
214 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
215 notes on an insn with multiple sets, even if single_set returns
216 non-NULL for that insn.
218 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
220 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
223 2007-02-20 Geoffrey Keating <geoffk@apple.com>
225 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
226 if user didn't pass it.
227 * config/i386/darwin.h (CC1_SPEC): Likewise.
228 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
229 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
230 -mmacosx-version-min.
232 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
233 Uros Bizjak <ubizjak@gmail.com>
235 * optabs.h (enum optab_index): Add new OTI_scalb.
236 (scalb_optab): Define corresponding macro.
237 * optabs.c (init_optabs): Initialize scalb_optab.
238 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
240 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
241 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
242 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
243 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
244 flag_unsafe_math_optimizations is set.
246 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
247 to implement scalbf, scalb and scalbl built-ins as inline x87
250 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
251 DJ Delorie <dj@redhat.com>
254 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
255 (diagnostic_report_diagnostic): ... here, and turn them into real
256 errors. If warnings are inhibited, no need to do anything.
258 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
261 better code generation.
263 2007-02-20 Ben Elliston <bje@au.ibm.com>
265 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
267 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
269 * config/alpha/alpha.c, config/alpha/alpha.md,
270 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
271 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
272 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
273 config/arm/lib1funcs.asm: Follow spelling conventions.
275 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
276 config/fr30/fr30.md, config/i386/i386.h,
277 config/iq2000/iq2000.h, config/iq2000/predicates.md,
278 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
279 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
280 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
281 config/rs6000/altivec.md, config/rs6000/rs6000.c,
282 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
283 config/sparc/sparc.c, config/sparc/sparc.h,
284 config/sparc/sparc.md, config/spu/constraints.md,
285 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
288 2007-02-20 Alan Modra <amodra@bigpond.net.au>
291 * varasm.c (use_blocks_for_decl_p): Return false for decls with
294 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
296 * doc/invoke.texi (-ftree-lrs): Remove.
298 2007-02-19 Diego Novillo <dnovillo@redhat.com>
300 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
303 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
305 * config/ia64/ia64.c (ia64_expand_builtin): Use the
306 new CALL_EXPR_FN macro for retrieving the function
307 declaration of the input expression.
309 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
311 * c.opt (Waddress): New.
312 * common.opt (Walways-true): Delete.
313 (Wstring-literal-comparison): Delete.
314 * doc/invoke.texi (Warning Options): Delete -Walways-true and
315 -Wstring-literal-comparison. Add -Waddress.
317 (Walways-true): Delete.
318 (Wstring-literal-comparison): Delete.
319 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
320 consistently instead of -Walways-true in example.
321 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
322 * c-typeck.c (parser_build_binary_op): Replace
323 -Wstring-literal-comparison and -Walways-true with -Waddress.
324 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
327 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
329 * tree-cfg.c (dump_function_to_file): Be prepared for functions
330 without DECL_STRUCT_FUNCTION initialized.
332 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
334 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
335 due to calls to functions taking pointers as parameters.
337 2007-02-19 Richard Henderson <rth@redhat.com>
340 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
343 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
345 * config/s390/s390.c (s390_call_saved_register_used,
346 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
347 accessed to the new scheme.
349 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
351 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
352 (cris_print_index, cris_print_operand, cris_print_operand_address)
353 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
354 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
355 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
357 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
358 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
359 GO_IF_LEGITIMATE_ADDRESS): Ditto.
360 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
361 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
362 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
363 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
364 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
365 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
366 (uminsi3, call, call_value): Ditto.
367 (define_split: indir_to_reg_split, unnamed): Ditto.
369 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
371 PR tree-optimization/30975
372 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
375 2007-02-18 Eric Christopher <echristo@gmail.com>
377 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
378 Remove use of arglist.
379 (mips_expand_builtin): Remove use of arglist, pass in expr.
380 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
381 (mips_expand_builtin_movtf): Ditto.
382 (mips_expand_builtin_compare): Ditto.
384 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
386 * tree-sra.c (sra_build_assignment): Replace assertion
387 checking with a comment explaining why it can't be done.
389 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
392 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
393 during CALL_EXPR representation conversion.
394 * tree-ssa-propagate.c (set_rhs): Likewise.
396 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
398 * tree-sra.c (sra_build_assignment): Disable assertion checking
401 2007-02-18 Roger Sayle <roger@eyesopen.com>
403 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
404 instead of calling build2 with a GIMPLE_MODIFY_STMT.
405 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
407 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
408 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
409 gimplify_init_ctor_eval_range, gimple_push_cleanup,
410 gimplify_omp_for, gimplify_omp_atomic_pipeline,
411 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
412 force_gimple_operand): Likewise.
413 * ipa-cp.c (constant_val_insert): Likewise.
414 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
415 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
416 perfect_nestify): Likewise.
417 * langhooks.c (lhd_omp_assignment): Likewise.
418 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
419 lower_copyprivate_clauses, lower_send_clauses,
420 lower_send_shared_vars, expand_parallel_call,
421 expand_omp_for_generic, expand_omp_for_static_nochunk,
422 expand_omp_for_static_chunk, expand_omp_sections,
423 lower_omp_single_copy, lower_omp_for_lastprivate,
424 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
425 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
426 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
429 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
431 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
432 config/sh/sh.md: Follow spelling conventions.
434 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
435 config/frv/predicates.md: Follow spelling conventions.
437 * config/m68k/linux-unwind.h: Fix a comment typo.
438 * target.h: Follow spelling conventions.
440 2007-02-18 Roger Sayle <roger@eyesopen.com>
442 PR rtl-optimization/28173
443 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
444 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
445 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
446 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
447 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
449 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
451 * builtins.c (fold_builtin_load_exponent): New.
452 (fold_builtin_2): Use it.
454 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
456 PR rtl-optimization/30773
457 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
458 if we fail to attach a REG_EQUIV note.
460 2007-02-18 David Edelsohn <edelsohn@gnu.org>
461 Roger Sayle <roger@eyesopen.com>
463 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
465 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
467 * calls.c (initialize_argument_information): Pass original EXP
468 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
469 code to split complex arguments here, as part of initializing the
471 (expand_call): Remove code that builds a list of arguments and
472 inserts implicit arguments into it. Instead, just count how many
473 implicit arguments there will be so we can determine the size of
474 the ARGS array, and let initialize_argument_information do the work.
475 (split_complex_values): Delete unused function.
477 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
479 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
481 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
483 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
484 for arg pointer based indexed addressing.
486 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
488 * config/ia64/ia64.h, config/ia64/ia64.md,
489 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
490 spelling conventions.
492 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
494 * config/m68k/m68k.c (split_di): New.
495 * config/m68k/m68k-protos.h: Declare split_di.
496 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
497 Improve predicate handling and split constant shifts.
499 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
501 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
502 parameter for register bitfield operations, general predicates
505 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
507 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
508 * config/m68k/linux-unwind.h: New file.
510 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
512 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
513 config/i386/athlon.md, config/ia64/ia64.md,
514 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
515 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
516 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
517 tree-ssa-loop-niter.c, tree-vect-analyze.c,
518 tree-vect-transform.c: Fix comment typos.
520 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
522 * sched-deps.c (find_insn_list): Remove.
523 * sched-int.h: Remove the prototype for find_insn_list.
525 2007-02-16 Geoffrey Keating <geoffk@apple.com>
527 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
529 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
530 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
531 darwin_rs6000_override_options.
532 (C_COMMON_OVERRIDE_OPTIONS): Expect
533 darwin_macosx_version_min to be non-NULL always.
534 (TARGET_C99_FUNCTIONS): Likewise.
535 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
536 (DARWIN_MINVERSION_SPEC): New.
537 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
538 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
540 (DARWIN_MINVERSION_SPEC): New.
541 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
543 * config/darwin-c.c (darwin_cpp_builtins): Expect
544 darwin_macosx_version_min to be non-NULL always.
546 * config/rs6000/rs6000.c: Clean up trailing whitespace.
548 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.h (x86_use_xchgb): New.
551 (TARGET_USE_XCHGB): New macro.
552 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
553 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
554 Split after reload into bswaphi for shifts of 8.
555 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
556 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
557 or when optimizing for size.
559 2007-02-16 Richard Guenther <rguenther@suse.de>
560 Christian Bruel <christian.bruel@st.com>
562 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
563 DECLs but prefer SSA_NAMEs over DECLs.
565 2007-02-16 Richard Guenther <rguenther@suse.de>
567 * tree-flow-inline.h (single_imm_use_p): Remove.
568 (zero_imm_uses_p): Likewise.
569 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
570 instead of single_imm_use_p.
571 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
574 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
577 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
578 nested double- and backquotes.
580 2007-02-15 Roger Sayle <roger@eyesopen.com>
583 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
584 should be unreachable.
585 (build2_stat): Allow construction of MODIFY_EXPR at any time.
586 For the time being redirect GIMPLE_MODIFY_STMT to the new
587 (renamed) build_gimple_modify_stmt_stat.
588 (build2_gimple_stat): Rename to...
589 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
590 Always build a GIMPLE_MODIFY_STMT node.
591 * tree.h (build2_gimple, build2_gimple_stat): Delete.
592 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
595 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
596 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
597 * tree-complex.c (set_component_ssa_name, expand_complex_move,
598 expand_complex_div_wide): Likewise.
599 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
600 * tree-ssa-loop-im.c (schedule_sm): Likewise.
601 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
602 * tree-ssa-loop-manip.c (create_iv): Likewise.
603 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
604 abs_replacement): Likewise.
605 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
606 realify_fake_stores): Likewise.
608 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
609 node rather than a GIMPLE_MODIFY_STMT node.
610 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
611 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
613 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
614 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
617 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
620 * fold-const.c (fold_comparison): Add back the
621 folding of constant complex comparisions.
623 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
626 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
627 effects unknown to this function, return early.
629 2007-02-15 Ian Lance Taylor <iant@google.com>
631 * lower-subreg.c (move_eh_region_note): New static function.
632 (resolve_simple_move): Call it.
633 (decompose_multiword_subregs): Track blocks for which we resolve a
634 simple move which is also a control flow insn. Pass them to
635 find_many_sub_basic_blocks.
636 (pass_lower_subreg): Add TODO_verify_flow.
637 (pass_lower_subreg2): Likewise.
639 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
640 Brooks Moses <brooks.moses@codesourcery.com>
641 Lee Millward <lee.millward@codesourcery.com>
643 * tree.h (enum tree_code_class): Add tcc_vl_exp.
644 (VL_EXP_CLASS_P): New.
645 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
647 (TREE_OPERAND_CHECK_CODE): Likewise.
648 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
649 (TREE_RTL_OPERAND_CHECK): Likewise.
650 (tree_operand_check_failed): Make second parameter the whole tree
651 instead of its code. Fixed callers.
653 (TREE_OPERAND_LENGTH): New.
654 (VL_EXP_OPERAND_LENGTH): New.
656 (CALL_EXPR_STATIC_CHAIN): New.
657 (CALL_EXPR_ARGS): New.
658 (CALL_EXPR_ARG): New.
659 (call_expr_nargs): New.
660 (CALL_EXPR_ARGP): New.
661 (build_nt_call_list): Declare.
662 (build_vl_exp_stat): Declare.
664 (build_call_list): Declare.
665 (build_call_nary): Declare.
666 (build_call_valist): Declare.
667 (build_call_array): Declare.
668 (call_expr_arg): Declare.
669 (call_expr_argp): Declare.
670 (call_expr_arglist): Declare.
671 (fold_build_call_list): Declare.
672 (fold_build_call_list_initializer): Declare.
673 (fold_call_expr): Declare to replace fold_builtin.
674 (fold_builtin_fputs): Update to agree with modified definition.
675 (fold_builtin_strcpy): Likewise.
676 (fold_builtin_strncpy): Likewise.
677 (fold_builtin_memory_chk): Likewise.
678 (fold_builtin_stxcpy_chk): Likewise.
679 (fold_builtin_strncpy_chk): Likewise.
680 (fold_builtin_next_arg): Likewise.
681 (fold_build_call_expr): Declare.
682 (fold_builtin_call_list): Declare.
683 (fold_builtin_call_valist): Declare.
684 (build_call_expr): Declare.
685 (validate_arglist): Update to agree with modified definition.
686 (tree_operand_length): New.
687 (call_expr_arg_iterator): New.
688 (init_call_expr_arg_iterator): New.
689 (next_call_expr_arg): New.
690 (first_call_expr_arg): New.
691 (more_call_expr_args_p): New.
692 (FOR_EACH_CALL_EXPR_ARG): New.
694 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
696 (tree_code_size): Update documentation. Use sizeof (tree) rather
697 than sizeof (char *).
698 (tree_size): Likewise. Add case for tcc_vl_exp.
699 (tree_node_structure): Add case for tcc_vl_exp.
700 (contains_placeholder_p): Likewise.
701 (substitute_in_expr): Likewise.
702 (substitute_placeholder_in_expr): Likewise.
703 (stabilize_reference_1): Likewise.
704 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
705 to diagnose breakage of this interface for constructing CALL_EXPRs.
706 (build_nt): Add similar assertion here.
707 (build_nt_call_list): New.
708 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
709 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
711 (get_callee_fndecl): Use new CALL_EXPR accessors.
712 (tree_operand_check_failed): Change parameters to pass entire node
713 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
714 (process_call_operands): New.
715 (build_vl_exp_stat): New.
716 (build_call_list): New.
717 (build_call_nary): New.
718 (build_call_valist): New.
719 (build_call_array): New.
720 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
721 (call_expr_arglist): New.
723 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
724 tcc_vl_exp instead of a fixed-size tcc_expression.
726 * doc/c-tree.texi (CALL_EXPR): Document new representation and
727 accessors for CALL_EXPRs.
728 (AGGR_INIT_EXPR): Likewise.
730 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
731 Brooks Moses <brooks.moses@codesourcery.com>
732 Lee Millward <lee.millward@codesourcery.com>
734 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
735 (expand_builtin_nonlocal_goto): Change parameter to be entire
736 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
737 (expand_builtin_prefetch): Likewise.
738 (expand_builtin_classify_type): Likewise.
739 (mathfn_built_in): Return NULL_TREE instead of 0.
740 (expand_errno_check): Use new CALL_EXPR accessors.
741 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
742 Return NULL_RTX instead of 0.
743 (expand_builtin_mathfn_2): Likewise.
744 (expand_builtin_mathfn_3): Likewise.
745 (expand_builtin_interclass_mathfn): Likewise.
746 (expand_builtin_sincos): Likewise.
747 (expand_builtin_cexpi): Likewise.
748 (expand_builtin_int_roundingfn): Likewise.
749 (expand_builtin_int_roundingfn_2): Likewise.
750 (expand_builtin_pow): Likewise.
751 (expand_builtin_powi): Likewise.
752 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
753 of arglist, fixing callers appropriately. Use new CALL_EXPR
754 accessors and constructors. Return NULL_RTX instead of 0.
755 (expand_builtin_strstr): Likewise.
756 (expand_builtin_strchr): Likewise.
757 (expand_builtin_strrchr): Likewise.
758 (expand_builtin_strpbrk): Likewise.
759 (expand_builtin_memcpy): Likewise.
760 (expand_builtin_mempcpy): Likewise.
761 (expand_builtin_mempcpy_args): New.
762 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
763 (expand_builtin_memmove_args): New.
764 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
765 (expand_movstr): Likewise.
766 (expand_builtin_strcpy): Likewise.
767 (expand_builtin_strcpy_args): New.
768 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
769 (expand_builtin_strncpy): Likewise.
770 (expand_builtin_memset): Likewise.
771 (expand_builtin_memset_args): New.
772 (expand_builtin_bzero): Similarly to expand_builtin_memset.
773 (expand_builtin_memcmp): Likewise.
774 (expand_builtin_strcmp): Likewise.
775 (expand_builtin_strncmp): Likewise.
776 (expand_builtin_strcat): Likewise.
777 (expand_builtin_strncat): Likewise.
778 (expand_builtin_strspn): Likewise.
779 (expand_builtin_strcspn): Likewise.
780 (expand_builtin_args_info): Likewise.
781 (expand_builtin_va_start): Likewise.
782 (gimplify_va_arg_expr): Likewise.
783 (expand_builtin_va_end): Likewise.
784 (expand_builtin_va_copy): Likewise.
785 (expand_builtin_frame_address): Likewise.
786 (expand_builtin_alloca): Likewise.
787 (expand_builtin_bswap): Likewise.
788 (expand_builtin_unop): Likewise.
789 (expand_builtin_fputs): Likewise.
790 (expand_builtin_expect): Likewise.
791 (expand_builtin_fabs): Likewise.
792 (expand_builtin_copysign): Likewise.
793 (expand_builtin_printf): Likewise.
794 (expand_builtin_fprintf): Likewise.
795 (expand_builtin_sprintf): Likewise.
796 (expand_builtin_init_trampoline): Likewise.
797 (expand_builtin_signbit): Likewise.
798 (expand_builtin_fork_or_exec): Likewise.
799 (expand_builtin_sync_operation): Likewise.
800 (expand_builtin_compare_and_swap): Likewise.
801 (expand_builtin_lock_test_and_set): Likewise.
802 (expand_builtin_lock_release): Likewise.
803 (expand_builtin): Likewise.
804 (builtin_mathfn_code): Likewise.
806 (fold_builtin_constant_p): Pass call arguments individually instead
807 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
808 accessors and constructors. Return NULL_TREE instead of 0.
809 (fold_builtin_expect): Likewise.
810 (fold_builtin_classify_type): Likewise.
811 (fold_builtin_strlen): Likewise.
812 (fold_builtin_nan): Likewise.
813 (integer_valued_real_p): Likewise.
814 (fold_trunc_transparent_mathfn): Likewise.
815 (fold_fixed_mathfn): Likewise.
816 (fold_builtin_cabs): Likewise.
817 (fold_builtin_sqrt): Likewise.
818 (fold_builtin_cbrt): Likewise.
819 (fold_builtin_cos): Likewise.
820 (fold_builtin_cosh): Likewise.
821 (fold_builtin_tan): Likewise.
822 (fold_builtin_sincos): Likewise.
823 (fold_builtin_cexp): Likewise.
824 (fold_builtin_trunc): Likewise.
825 (fold_builtin_floor): Likewise.
826 (fold_builtin_ceil): Likewise.
827 (fold_builtin_round): Likewise.
828 (fold_builtin_int_roundingfn): Likewise.
829 (fold_builtin_bitop): Likewise.
830 (fold_builtin_bswap): Likewise.
831 (fold_builtin_logarithm): Likewise.
832 (fold_builtin_hypot): Likewise.
833 (fold_builtin_pow): Likewise.
834 (fold_builtin_powi): Likewise.
835 (fold_builtin_exponent): Likewise.
836 (fold_builtin_memset): Likewise.
837 (fold_builtin_bzero): Likewise.
838 (fold_builtin_memory_op): Likewise.
839 (fold_builtin_bcopy): Deleted; call site changed to invoke
840 fold_builtin_memory_op directly.
841 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
842 (fold_builtin_strncpy): Likewise.
843 (fold_builtin_memcmp): Likewise.
844 (fold_builtin_strcmp): Likewise.
845 (fold_builtin_strncmp): Likewise.
846 (fold_builtin_signbit): Likewise.
847 (fold_builtin_copysign): Likewise.
848 (fold_builtin_isascii): Likewise.
849 (fold_builtin_toascii): Likewise.
850 (fold_builtin_isdigit): Likewise.
851 (fold_builtin_fabs): Likewise.
852 (fold_builtin_abs): Likewise.
853 (fold_builtin_fmin_fmax): Likewise.
854 (fold_builtin_carg): Likewise.
855 (fold_builtin_classify): Likewise.
856 (fold_builtin_unordered_cmp): Likewise.
858 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
859 New functions split out from fold_builtin_1.
860 (fold_builtin_n): New.
861 (fold_builtin_varargs): New.
862 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
864 (fold_call_expr): New.
865 (build_function_call_expr): Rewrite to use new helper function.
866 (fold_builtin_call_list): New.
867 (build_call_expr): New.
868 (fold_builtin_call_valist): New.
869 (rewrite_call_expr): New.
871 (validate_arglist): Change parameter to be entire CALL_EXPR instead
872 of an arglist. Change return type to bool. Use new CALL_EXPR
875 (fold_builtin_strstr): Pass call arguments individually instead
876 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
877 accessors and constructors. Return NULL_TREE instead of 0.
878 (fold_builtin_strchr): Likewise.
879 (fold_builtin_strrchr): Likewise.
880 (fold_builtin_strpbrk): Likewise.
881 (fold_builtin_strcat): Likewise.
882 (fold_builtin_strncat): Likewise.
883 (fold_builtin_strspn): Likewise.
884 (fold_builtin_strcspn): Likewise.
885 (fold_builtin_fputs): Likewise.
886 (fold_builtin_next_arg): Likewise.
887 (fold_builtin_sprintf): Likewise.
889 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
890 NULL_RTX instead of 0.
891 (expand_builtin_memory_chk): Likewise.
892 (maybe_emit_chk_warning): Likewise.
893 (maybe_emit_sprintf_chk_warning): Likewise.
895 (fold_builtin_object_size): Pass call arguments individually instead
896 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
897 accessors and constructors. Return NULL_TREE instead of 0.
898 (fold_builtin_memory_chk): Likewise.
899 (fold_builtin_stxcpy_chk): Likewise.
900 (fold_builtin_strncpy_chk): Likewise.
901 (fold_builtin_strcat_chk): Likewise.
902 (fold_builtin_strcat_chk): Likewise.
903 (fold_builtin_strncat_chk): Likewise.
904 (fold_builtin_sprintf_chk): Likewise.
905 (fold_builtin_snprintf_chk): Likewise.
906 (fold_builtin_printf): Likewise.
907 (fold_builtin_vprintf): Likewise.
909 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
911 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
912 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
913 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
914 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
915 (fold_unary): Likewise.
916 (fold_binary): Likewise.
917 (fold_ternary): Remove CALL_EXPR case, since they are no longer
919 (fold): Add logic for tcc_vl_exp.
920 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
921 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
922 (fold_build3_stat): Add assertion to flag broken interface for
923 constructing CALL_EXPRs.
924 (fold_build_call_list): New.
925 (fold_build_call_list_initializer): New.
926 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
928 (fold_strip_sign_ops): Likewise.
930 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
931 Brooks Moses <brooks.moses@codesourcery.com>
932 Lee Millward <lee.millward@codesourcery.com>
934 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
935 accessors and dump arguments explicitly.
937 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
939 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
941 (print_call_name): Use new CALL_EXPR accessors.
943 * print-tree.c (print_node): Add case tcc_vl_exp. Print
944 CALL_EXPR arguments explicitly instead of as a list. Use
945 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
947 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
948 (vrp_visit_stmt): Likewise.
950 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
951 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
953 (force_move_till_expr): Likewise.
955 * targhooks.c (default_external_stack_protect_fail): Use
956 build_call_expr instead of build_function_call_expr.
957 (default_hidden_stack_protect_fail): Likewise.
959 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
962 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
963 and walk arguments explicitly.
965 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
966 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
967 (expand_simple_operations): Likewise.
968 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
970 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
972 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
974 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
975 instead of TREE_CODE_LENGTH.
977 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
978 (tree_ic_transform): Likewise.
979 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
980 parameter instead of arglist. Fix callers.
981 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
982 (tree_stringops_transform): Likewise.
983 (tree_indirect_call_to_profile): Likewise.
984 (tree_stringops_values_to_profile): Likewise.
986 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
987 (eliminate_tail_call): Likewise.
989 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
991 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
992 Use TREE_OPERAND_LENGTH and generalize to handle any number of
994 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
996 * omp-low.c (build_omp_barrier): Use build_call_expr.
997 (lower_rec_input_clauses): Likewise.
998 (lower_reduction_clauses): Likewise.
999 (expand_parallel_call): Likewise.
1000 (maybe_catch_exception): Likewise.
1001 (expand_omp_for_generic): Likewise.
1002 (expand_omp_for_static_nochunk): Likewise.
1003 (expand_omp_sections): Likewise.
1004 (lower_omp_single_simple): Likewise.
1005 (lower_omp_single_copy): Likewise.
1006 (lower_omp_master): Likewise.
1007 (lower_omp_ordered): Likewise.
1008 (lower_omp_critical): Likewise.
1010 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1011 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1013 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1014 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1015 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1017 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1018 and generalize to handle any number of operands.
1019 (chrec_contains_undetermined): Likewise.
1020 (tree_contains_chrecs): Likewise.
1021 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1023 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1025 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1026 fold_call_expr instead of fold_builtin.
1027 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1028 match declarations there.
1029 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1032 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1033 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1035 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1036 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1038 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1041 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1042 (execute_cse_sincos): Use new CALL_EXPR accessors.
1044 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1046 * gimple-low.c (lower_function_body): Use build_call_expr.
1047 (lower_builtin_setjmp): Likewise.
1049 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1050 (set_storage_via_libcall): Likewise.
1051 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1052 instead of TREE_CODE_LENGTH.
1053 (expand_expr_real_1): Use new CALL_EXPR accessors.
1055 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1056 generalize to handle any number of operands.
1057 (TB_parent_eq): Likewise.
1059 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1060 (strip_builtin_expect): Likewise.
1062 * function.c (gimplify_parameters): Use build_call_expr.
1064 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1065 instead of TREE_CODE_LENGTH.
1067 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1068 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1070 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1073 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1074 (gimplify_decl_expr): Likewise.
1075 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1076 Use new CALL_EXPR iterators.
1077 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1078 (gimplify_modify_expr_to_memset): Likewise.
1079 (gimplify_variable_sized_compare): Likewise.
1080 (gimplify_omp_atomic_fetch_op): Likewise.
1081 (gimplify_omp_atomic_pipeline): Likewise.
1082 (gimplify_omp_atomic_mutex): Likewise.
1083 (gimplify_function_tree): Likewise.
1085 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1086 (call_expr_flags): Likewise.
1087 (expand_call): Likewise.
1089 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1090 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1093 * coverage.c (create_coverage): Use build_call_expr.
1095 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1096 (temp_call_expr_obstack): New.
1097 (pool_copy_list): Delete.
1098 (temp_copy_call_expr): New.
1099 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1100 CALL_EXPR accessors. Get rid of special goo for copying argument
1101 lists and use temp_copy_call_expr instead.
1102 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1103 CALL_EXPR accessors.
1104 (create_expression_by_pieces): Likewise. Use build_call_array
1105 to construct the result instead of fold_build3.
1106 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1107 dealing with argument lists.
1108 (init_pre): Remove references to expression_node_pool and
1109 list_node_pool. Init temp_call_expr_obstack instead.
1110 (fini_pre): Remove references to expression_node_pool and
1113 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1114 and walk arguments explicitly instead of as a list.
1116 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1117 (mx_register_decls): Likewise.
1118 (mudflap_register_call): Likewise.
1119 (mudflap_finish_file): Likewise.
1121 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1122 (ipa_callsite_compute_param): Likewise.
1124 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1125 accessors and constructor.
1127 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1128 accessors and constructor.
1129 (convert_tramp_reference): Likewise.
1130 (convert_call_expr): Likewise.
1131 (finalize_nesting_tree_1): Likewise.
1133 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1136 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1138 * tree-inline.c (initialize_inlined_parameters): Pass entire
1139 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1141 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1142 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1144 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1145 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1146 (vectorizable_reduction): Likewise.
1147 (vectorizable_call): Use new CALL_EXPR iterators.
1148 (vectorizable_conversion): Use build_call_expr.
1149 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1150 (vect_gen_widened_results_half): Use build_call_expr.
1151 (vect_setup_realignment): Likewise.
1152 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1154 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1155 (pass_through_call): Likewise.
1156 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1159 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1160 (tree_gen_pow2_profiler): Likewise.
1161 (tree_gen_one_value_profiler): Likewise.
1162 (tree_gen_ic_func_profiler): Likewise.
1163 (tree_gen_average_profiler): Likewise.
1164 (tree_gen_ior_profiler): Likewise.
1166 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1167 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1168 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1170 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1171 of TREE_CODE_LENGTH.
1173 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1174 of TREE_CODE_LENGTH.
1176 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1178 (convert_to_integer): Likewise.
1180 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1183 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1184 Brooks Moses <brooks.moses@codesourcery.com>
1185 Lee Millward <lee.millward@codesourcery.com>
1187 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1189 * config/frv/frv.c (frv_expand_builtin): Likewise.
1190 * config/s390/s390.c (s390_expand_builtin): Likewise.
1192 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1193 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1195 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1196 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1197 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1198 (ix86_expand_store_builtin): Likewise.
1199 (ix86_expand_unop_builtin): Likewise.
1200 (ix86_expand_unop1_builtin): Likewise.
1201 (ix86_expand_sse_compare): Likewise.
1202 (ix86_expand_sse_comi): Likewise.
1203 (ix86_expand_vec_init_builtin): Likewise.
1204 (ix86_expand_vec_ext_builtin): Likewise.
1205 (ix86_expand_vec_set_builtin): Likewise.
1206 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1208 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1209 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1211 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1212 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1213 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1215 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1217 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1218 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1219 arglist. Use new CALL_EXPR accessors. Fix callers.
1220 (altivec_expand_abs_builtin): Likewise.
1221 (rs6000_expand_binop_builtin): Likewise.
1222 (altivec_expand_predicate_builtin): Likewise.
1223 (altivec_expand_lv_builtin): Likewise.
1224 (spe_expand_stv_builtin): Likewise.
1225 (altivec_expand_stv_builtin): Likewise.
1226 (rs6000_expand_ternop_builtin): Likewise.
1227 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1228 (altivec_expand_st_builtin): Likewise.
1229 (altivec_expand_dst_builtin): Likewise.
1230 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1231 arglist. Use new CALL_EXPR accessors. Fix callers.
1232 (altivec_expand_vec_set_builtin): Likewise.
1233 (altivec_expand_vec_ext_builtin): Likewise.
1234 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1235 (spe_expand_builtin): Likewise.
1236 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1237 arglist. Use new CALL_EXPR accessors. Fix callers.
1238 (spe_expand_evsel_builtin): Likewise.
1239 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1240 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1242 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1243 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1244 (arm_expand_unop_builtin): Likewise.
1245 (arm_expand_builtin): Use new CALL_EXPR accessors.
1247 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1250 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1251 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1252 (bfin_expand_unop_builtin): Likewise.
1253 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1255 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1256 Brooks Moses <brooks.moses@codesourcery.com>
1257 Lee Millward <lee.millward@codesourcery.com>
1259 * c-semantics.c (build_stmt): Add internal diagnostic check.
1261 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1262 accessors. Print arguments explicitly instead of as a list.
1264 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1266 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1267 (c_finish_omp_flish): Likewise.
1269 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1270 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1271 instead of TREE_CODE_LENGTH.
1272 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1273 (c_warn_unused_result): Likewise.
1275 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1278 * doc/invoke.texi (Warning Options): Remove
1279 -Werror-implicit-function-declaration.
1280 (Wimplicit-function-declaration): Update description.
1281 * opts.c (common_handle_option): Move handling of -Werror=* to...
1282 (enable_warning_as_error): ...here.
1283 * opts.h (enable_warning_as_error): Declare.
1284 * c-decl.c (implicit_decl_warning): Unless
1285 -Wno-implicit-function-declaration is given, emit a pedwarn if
1286 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1287 * c.opt (Wimplicit-function-declaration): Replace
1288 mesg_implicit_function_declaration with
1289 warn_implicit_function_declaration.
1290 * c-opts.c (c_common_handle_option):
1291 -Werror-implicit-function-declaration is exactly equal as
1292 -Werror=implicit-function-declaration.
1293 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1294 warn_implicit_function_declaration.
1295 (c_common_post_options): -Wimplict-function-declaration is enabled
1296 by default by -std=c99, otherwise is disabled by default.
1297 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1299 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1301 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1302 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1303 former is ignored but not the latter.
1305 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1307 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1308 is made and the reference doesn't use the alias set of its type,
1309 do not create the temporary using that type.
1311 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1313 * jump.c: Remove prototypes for delete_computation and
1314 delete_prior_computation.
1316 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1318 * jump.c (get_label_after): Delete.
1319 (get_label_before, delete_computation, delete_jump,
1320 delete_prior_computation, follow_jumps): Move...
1321 * reorg.c (delete_computation, delete_prior_computation): ... here...
1322 (get_label_before, delete_jump): ... making these static ...
1323 (follow_jumps): ... and simplifying this since it only runs after
1325 * rtl.h (get_label_after, get_label_before, delete_jump,
1326 follow_jumps): Delete prototypes.
1328 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1330 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1332 2007-02-15 Nick Clifton <nickc@redhat.com>
1334 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1335 order to prevent it from being munged by the target.
1337 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1339 * config/i386/i386.md: Remove misleading comment.
1341 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1343 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1344 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1347 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1349 * tree-sra.c (instantiate_missing_elements): Canonicalize
1351 (sra_build_assignment): New.
1352 (generate_copy_inout, generate_element_copy,
1353 generate_element_zero, generate_one_element_init): Use it.
1355 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1357 * tree-sra.c (instantiate_missing_elements): Canonicalize
1359 (sra_build_assignment): New.
1360 (generate_copy_inout, generate_element_copy,
1361 generate_element_zero, generate_one_element_init): Use it.
1363 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1365 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1368 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1370 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1371 types as aggregates not scalars.
1372 * function.c (assign_stack_temp_for_type): Likewise.
1374 2007-02-14 Roger Sayle <roger@eyesopen.com>
1375 Zdenek Dvorak <dvorakz@suse.cz>
1377 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1380 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1382 * passes.c (next_pass_1): Clear the next field of the copied
1385 2007-02-14 Richard Henderson <rth@redhat.com>
1387 * tree-sra.c (early_sra): New.
1388 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1389 (tree_sra_early, pass_sra_early): New.
1390 * tree-pass.h (pass_sra_early): Declare.
1391 * passes.c (init_optimization_passes): Use it.
1393 2007-02-14 Richard Guenther <rguenther@suse.de>
1395 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1397 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1399 PR tree-optimization/30771
1400 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1402 (vect_analyze_operations): Induction phis can now be marked as
1404 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1405 Update documentation accordingly.
1407 2007-02-14 Nick Clifton <nickc@redhat.com>
1409 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1410 most 3 arguments are supported.
1411 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1413 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1415 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1416 Ensure dst->current is valid.
1418 2007-02-13 Paul Brook <paul@codesourcery.com>
1420 * config.gcc: Add arm*-*-uclinux-*eabi.
1421 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1422 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1423 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1424 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1425 (LINK_SPEC): Define.
1427 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1429 * config/arm/uclinux-eabi.h: New file.
1430 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1431 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1434 2007-02-13 Ian Lance Taylor <iant@google.com>
1436 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1437 * flags.h (warn_strict_overflow): Declare.
1438 (enum warn_strict_overflow_code): Define.
1439 (issue_strict_overflow_warning): New static inline function.
1440 * opts.c (warn_strict_overflow): New variable.
1441 (common_handle_option): Handle OPT_Wstrict_overflow and
1442 OPT_Wstrict_overflow_.
1443 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1445 * fold-const.c: Include intl.h.
1446 (fold_deferring_overflow_warnings): New static variable.
1447 (fold_deferred_overflow_warning): New static variable.
1448 (fold_deferred_overflow_code): New static variable.
1449 (fold_defer_overflow_warnings): New function.
1450 (fold_undefer_overflow_warnings): New function.
1451 (fold_undefer_and_ignore_overflow_warnings): New function.
1452 (fold_deferring_overflow_warnings_p): New function.
1453 (fold_overflow_warning): New static function.
1454 (make_range): Add strict_overflow_p parameter. Change all
1456 (extract_muldiv, extract_muldiv_1): Likewise.
1457 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1458 tree_expr_nonnegative_p.
1459 (fold_negate_expr): Call fold_overflow_warning.
1460 (fold_range_test): Likewise.
1461 (fold_comparison): Likewise.
1462 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1463 instead of tree_expr_nonnegative_p.
1464 (tree_expr_nonnegative_warnv_p): Rename from
1465 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1466 (tree_expr_nonnegative_p): New function.
1467 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1468 strict_overflow_p parameter.
1469 (tree_expr_nonzero_p): New function.
1470 * passes.c (verify_interpass_invariants): New static function.
1471 (execute_one_pass): Call it.
1472 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1474 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1475 (estimate_numbers_of_iterations): Likewise.
1476 (scev_probably_wraps_p): Likewise.
1477 * tree-ssa-ccp.c: Include "toplev.h".
1478 (evaluate_stmt): Defer fold overflow warnings until we know we are
1480 (struct fold_stmt_r_data): Add stmt field.
1481 (fold_stmt_r): Defer fold overflow warnings until we know we
1483 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1484 (fold_stmt_inplace): Likewise.
1485 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1486 (cleanup_control_expr_graph): Defer fold overflow warnings until
1487 we know we are going to optimize.
1488 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1489 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1491 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1492 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1493 * tree-ssa-loop-manip.c (create_iv): Likewise.
1494 * c-typeck.c (build_conditional_expr): Likewise.
1495 (build_binary_op): Likewise.
1496 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1497 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1498 (extract_range_from_unary_expr): Likewise.
1499 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1500 assuming that signed overflow does not occur.
1501 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1502 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1503 (fold_defer_overflow_warnings): Declare.
1504 (fold_undefer_overflow_warnings): Declare.
1505 (fold_undefer_and_ignore_overflow_warnings): Declare.
1506 (fold_deferring_overflow_warnings_p): Declare.
1507 (tree_expr_nonzero_warnv_p): Declare.
1508 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1510 (Warning Options): Document -Wstrict-overflow.
1511 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1512 (tree-ssa-ccp.o): Likewise.
1513 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1514 (fold-const.o): Depend on intl.h.
1516 2007-02-13 Ian Lance Taylor <iant@google.com>
1519 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1522 2007-02-13 Stuart Hastings <stuart@apple.com>
1524 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1526 2007-02-13 Richard Henderson <rth@redhat.com>
1528 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1529 handled_component_p before looking for the indirect_ref.
1531 2007-02-13 Richard Henderson <rth@redhat.com>
1533 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1534 remove flags clobber.
1535 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1536 (bswaphi_lowpart): New.
1537 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1538 remove TARGET_BSWAP test. Delete expander of the same name.
1540 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1541 (expand_unop): Use them.
1543 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1545 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1546 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1547 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1548 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1549 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1550 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1551 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1552 assembler dialect choice from asm templates.
1554 2007-02-12 Richard Henderson <rth@redhat.com>
1556 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1557 (fixuns_trunc<SSEMODEF>si2): Use it.
1558 * config/i386/sse.md (vec_setv4sf_0): Export.
1559 * config/i386/i386.c (ix86_build_const_vector): Export.
1560 (ix86_split_convert_uns_si_sse): Rename from
1561 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1562 * config/i386/i386-protos.h: Update.
1564 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1567 * c-typeck.c (c_finish_return): Improve warning message.
1569 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1571 * alias.c (find_symbolic_term): Delete unused function.
1573 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1575 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1576 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1577 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1579 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1581 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1582 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1583 the function, temporarily point the debug interface to the null one.
1585 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1587 * dwarf2out.c (round_up_to_align): New static function.
1588 (field_byte_offset): Use it to round the offset.
1590 2007-02-12 Richard Henderson <rth@redhat.com>
1592 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1593 (inswl_const): Export.
1595 2007-02-12 Richard Henderson <rth@redhat.com>
1597 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1598 result mode of the libcall, convert back to outmode.
1600 2007-02-12 Roger Sayle <roger@eyesopen.com>
1602 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1603 (bswapdi2): New define_expand to implement 32-bit implementation.
1605 2007-02-12 Nick Clifton <nickc@redhat.com>
1607 * doc/invoke.texi (Overall Options): Document --help=.
1608 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1609 (cc1_options): Pass --help= on to cc1.
1610 (display_help): Add description of --help=.
1611 (process_command): Add code to handle --help=. Allow translated
1612 --help and --target-help switches to be passed on to compiler
1614 (main): Remove unused if statement.
1615 * opts.c (columns): Remove.
1616 (LEFT_COLUMN): Define.
1617 (wrap_help): Add columns argument.
1618 (print_filtered_help): Change parameters to be an include bitmask,
1619 an exclude bitmask, an any bitmask and the column width. Move the
1620 code to display the params list here. Add code to display the
1621 status of options rather than their descriptions if the quiet flag
1623 (print_specific_help): Change parameters to be an include bitmask,
1624 an exclude bitmask and an any bitmask. Move code to look up the
1625 column width here. Decide upon the title for an options listing.
1626 (common_handle_options): Add code to handle --help=. Adapt code
1627 for --help and --target-help to use the revised form of the
1628 print_specific_help function.
1629 (print_help): Delete.
1630 (print_param_help): Delete.
1631 (print_switch): Delete.
1632 * opts.h (cl_lang_count): Add prototype.
1633 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1634 CL_MAX_OPTION_CLASS): New defines.
1635 * optc-gen.awk: Add construction of cl_lang_count.
1636 * c.opt: Add Warning attribute to warning options and Optimization
1637 attribute to optimization options.
1638 * common.opt: Likewise.
1640 Add -fhelp and -ftarget-help as aliases for the transformed --help
1641 and --target-help options.
1642 * opt-functions.awk: Add code to handle Warning and Optimization
1645 2007-02-12 Richard Henderson <rth@redhat.com>
1647 * config/alpha/constraints.md: New file.
1648 * config/alpha/alpha.c: Include tm-constrs.h.
1649 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1650 alpha_extra_constraint): Remove.
1651 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1652 * config/alpha/alpha-protos.h: Update.
1653 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1654 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1655 (EXTRA_CONSTRAINT): Remove.
1656 * config/alpha/alpha.md: Include constraints.md.
1657 (adddi splitter): Use satisfies_constraint_*.
1658 * config/alpha/predicates.md (add_operand): Likewise.
1659 (sext_add_operand, addition_operation): Likewise.
1661 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1663 PR tree-optimization/29145
1664 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1665 in our handling of restrict qualified pointers.
1667 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1670 * doc/invoke.texi (Wunused-value): Update description.
1671 (Wextra): Delete item.
1672 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1673 value of Wunused-value.
1674 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1675 (c_finish_stmt_expr): Don't check extra_warnings.
1676 (emit_side_effect_warnings): The caller is responsible to check
1679 2007-02-11 Roger Sayle <roger@eyesopen.com>
1680 Matt Thomas <matt@3am-software.com>
1682 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1684 2007-02-11 Roger Sayle <roger@eyesopen.com>
1686 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1687 comparisons of POPCOUNT against zero.
1688 (simplify_const_relational_operation): Likewise.
1690 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1692 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1694 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1696 * dwarf2out.c (root_type): Delete unused function.
1698 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1700 * genattrtab.c (contained_in_p): Delete unused function.
1701 (write_expr_attr_cache): Likewise.
1703 2007-02-11 Jan Hubicka <jh@suse.cz>
1705 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1708 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1710 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1711 to add the REG_EQ* note.
1712 * see.c (see_merge_one_use_extension): Likewise.
1713 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1714 turn REG_EQUAL notes into REG_EQUIV notes if the target
1715 register may have more than one set.
1716 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1717 * gcse.c (try_replace_reg): Likewise.
1718 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1719 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1720 more than one REG_EQUIV note.
1721 * reload1.c (gen_reload): Use set_unique_reg_note.
1723 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1726 (ix86_builtin_conversion): New function.
1728 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1731 * tree.h (DECL_REPLACEABLE_P): New macro.
1732 * except.c (set_nothrow_function_flags): Likewise.
1734 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1735 Ira Rosen <irar@il.ibm.com>
1736 Dorit Nuzman <dorit@il.ibm.com>
1738 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1739 * targhooks.c (default_builtin_vectorized_conversion): New.
1740 * targhooks.h (default_builtin_vectorized_function): New declaration.
1741 * target.h (struct vectorize): Add builtin_conversion field.
1742 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1743 stmt_vec_info_type value.
1744 (vectorizable_conversion): New declaration.
1745 * tree-vect-analyze.c (vect_analyze_operations): Add
1746 vectorizable_conversion call.
1747 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1748 * tree-vect-transform.c (vectorizable_conversion): New function.
1749 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1750 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1752 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1753 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1754 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1755 or ALTIVEC_BUILTIN_VCFSX.
1757 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1760 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1761 CONST_DOUBLE and operand 0 is a hard register.
1762 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1763 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1764 is a hard floating-point register.
1766 2007-02-10 Richard Henderson <rth@redhat.com>
1767 Jakub Jelinek <jakub@redhat.com>
1768 Alexandre Oliva <aoliva@redhat.com>
1770 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1771 * builtin-types.def (BT_WORD): Make unsigned.
1772 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1773 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1774 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1775 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1776 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1777 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1779 * expr.c (emutls_var_address): New.
1780 (expand_expr_real_1): Expand emulated tls.
1781 (expand_expr_addr_expr_1): Likewise.
1782 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1783 * output.h (emutls_finish): Declare.
1784 * toplev.c (compile_file): Call it.
1785 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1786 address before wrapping in CONST.
1787 * varasm.c (emutls_htab, emutls_object_type): New.
1788 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1789 (get_emutls_object_name, get_emutls_object_type): New.
1790 (get_emutls_init_templ_addr, emutls_decl): New.
1791 (emutls_common_1, emutls_finish): New.
1792 (assemble_variable): When emulating tls, swap decls; generate
1793 constructor for the emutls objects.
1794 (do_assemble_alias): When emulating tls, swap decl and target name.
1795 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1797 * varpool.c (decide_is_variable_needed): Look at force_output.
1798 Recurse for emulated tls.
1799 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1800 with decide_is_variable_needed.
1801 * emutls.c: New file.
1802 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1803 tls_object for real tls.
1805 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1807 PR rtl-optimization/29599
1808 * reload1.c (eliminate_regs_in_insn): Take the destination
1809 mode into account when computing the offset.
1811 2007-02-09 Stuart Hastings <stuart@apple.com>
1812 Richard Henderson <rth@redhat.com>
1814 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1815 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1816 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1817 fixuns_truncdfhi2): New.
1818 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1819 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1820 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1821 (floatunssidf2): Allow nonimmediate source.
1822 * gcc/config/i386/sse.md (movdi_to_sse): New.
1823 (vec_concatv2di): Drop '*'.
1824 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1825 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1826 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1828 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1829 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1830 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1831 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1832 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1833 ix86_build_const_vector.
1834 (x86_emit_floatuns): Rewrite.
1836 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1838 * genautomata.c (longest_path_length): Delete unused function.
1839 (struct state): Delete unused longest_path_length.
1840 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1841 (get_free_state): Delete unused.
1843 2007-02-09 Jan Hubicka <jh@suse.cz>
1845 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1846 * doc/invoke.texi (inline-unit-growth): Update default value.
1848 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1849 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1850 (rebuild_cgraph_edges): Likewise.
1851 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1852 (dump_cgraph_node): Dump frequencies.
1853 (cgraph_clone_edge): Add frequency scales.
1854 (cgraph_clone_node): Add freuqnecy.
1855 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1856 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1857 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1858 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1859 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1860 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1861 (save_inline_function_body): Likewise.
1862 * ipa-inline.c: inluce rtl.h
1863 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1864 (cgraph_edge_badness): Use frequencies.
1865 (cgraph_decide_recursive_inlining): Update clonning.
1866 (cgraph_decide_inlining_of_small_function): Dump frequency.
1867 * predict.c (estimate_bb_frequencies): Export.
1868 * predict.h (estimate_bb_frequencies): Declare.
1869 * tree-inline.c (copy_bb): Watch overflows.
1870 (expand_call_inline): Update call of cgraph_create_edge.
1871 (optimize_inline_calls): Use TODO flags to update frequnecies.
1872 * passes.h: Include predict.h
1873 (init_optimization_passes): Move profile ahead.
1874 (execute_function_todo): Handle TODO_rebuild_frequencies.
1876 2007-02-09 Roger Sayle <roger@eyesopen.com>
1878 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1879 the insbl or inswl pattern into a register.
1881 2007-02-09 Roger Sayle <roger@eyesopen.com>
1883 * config/ia64/ia64.md (bswapdi2): New define_insn.
1885 2007-02-09 Richard Henderson <rth@redhat.com>
1887 * config/i386/constraints.md (Ym): New constraint.
1888 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1889 (movdi_1_rex64): Split sse and xmm general register moves from
1890 memory move alternatives. Use conditional register constraints.
1891 (movsf_1, movdf_integer): Likewise.
1892 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1893 (movdf_integer_rex64): New.
1894 (pushsf_rex64): Fix output constraints.
1895 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1896 (sse2_stored): Likewise.
1897 (sse2_storeq_rex64): New.
1898 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1899 amd and not generic.
1900 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1901 for optimize_size. Remove SF/DFmode hack.
1903 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1905 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1908 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1909 Richard Sandiford <richard@codesourcery.com>
1911 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1912 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1913 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1914 m68k/t-mlib to tmake_file.
1915 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1916 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1917 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1918 Allow it to be cf or m68k. Set m68k_arch_family. If that
1919 variable is not empty, add t-$m68k_arch_family to tmake_file.
1920 Add t-mlibs to tmake_file.
1921 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1922 * config/m68k/t-cf: New file.
1923 * config/m68k/t-m68k: Likewise.
1924 * config/m68k/t-mlibs: Likewise.
1925 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1926 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1927 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1928 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1929 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1931 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1932 (INSTALL_LIBGCC): Delete.
1933 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1934 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1935 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1936 (M68K_MLIB_CPU): Define.
1937 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1938 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1939 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1941 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1942 Richard Guenther <rguenther@suse.de>
1945 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1946 against INT_MIN/INT_MAX.
1947 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1948 file if a loop is removed.
1950 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1952 * calls.c (store_one_arg): Pass correct alignment to
1953 emit_push_insn for non-BLKmode values.
1954 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1955 unaligned stack slot via a suitably aligned slot.
1957 2007-02-08 DJ Delorie <dj@redhat.com>
1959 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1961 (legal_subregs): Use unsigned char, make const.
1962 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1964 2007-02-08 Paul Brook <paul@codesourcery.com>
1966 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1967 special interworking needed.
1969 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1971 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1972 conditional to __SSE2__.
1973 (Entries below should have been added to first ChangeLog
1974 entry for amdfam10 dated 2007-02-05)
1975 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1977 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1979 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1982 2007-02-08 DJ Delorie <dj@redhat.com>
1984 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1985 * config/m32c/m32c.c (legal_subregs): New.
1986 (m32c_illegal_subreg_p): New.
1987 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1988 unsupported subregs of hard regs.
1990 2007-02-08 Jan Hubicka <jh@suse.cz>
1992 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1993 the same one; always update histograms.
1995 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1997 * passes.c (init_optimization_passes): Tidy comment.
1999 2007-02-08 Roger Sayle <roger@eyesopen.com>
2001 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2002 strip zero_extend, bswap and rotates from POCOUNT's argument.
2003 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2004 zero_extend and rotates from PARITY's argument.
2005 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2006 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2007 of an integer constant at compile-time.
2009 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2012 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2014 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2017 * tree-ssa-live.c (remove_unused_locals): Do not remove
2018 TREE_ADDRESSABLE variables.
2019 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2020 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2021 FOR_CLOBBER. Update all users.
2022 If VAR has an associated alias set, add a virtual operand for
2023 it if no alias is found to conflict with the memory reference.
2025 2007-02-07 Jan Hubicka <jh@suse.cz>
2026 Robert Kidd <rkidd@crhc.uiuc.edu>
2028 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2030 2007-02-07 Ian Lance Taylor <iant@google.com>
2032 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2034 2007-02-07 Roger Sayle <roger@eyesopen.com>
2036 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2037 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2038 tablejumpdi, movsi_to_cr_one): Remove constraints from
2039 define_expand's match_operands.
2041 2007-02-07 Roger Sayle <roger@eyesopen.com>
2043 * global.c (compute_regsets): Move declatation of "i" inside of
2044 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2046 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2049 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2050 of INDIRECT_REF <RESULT_DECL>.
2052 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2054 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2055 Kaz Kojima <kkojima@gcc.gnu.org>
2058 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2060 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2062 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2064 * doc/loop.texi: Document possibility not to perform disambiguation
2065 of loops with multiple latches.
2066 * cfgloopmanip.c (alp_enum_p): Removed.
2067 (add_loop): Handle subloops. Use get_loop_body_with_size.
2068 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2069 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2070 the new forwarder block.
2071 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2072 Handle the case latch is NULL.
2073 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2074 when marking loop exits.
2075 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2077 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2078 disambiguate_loops_with_multiple_latches.
2079 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2080 before fix_loop_structure.
2081 * cfgloop.c: Include pointer-set.h and output.h.
2082 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2083 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2084 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2085 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2086 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2087 disambiguate_multiple_latches, get_loop_body_with_size,
2088 disambiguate_loops_with_multiple_latches): New functions.
2089 (flow_loop_dump): Dump multiple latch edges.
2090 (flow_loop_nodes_find): Handle loops with multiple latches.
2091 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2092 (glb_enum_p): Modified.
2093 (get_loop_body): Use get_loop_body_with_size.
2094 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2095 (AVOID_CFG_MODIFICATIONS): New constant.
2096 (disambiguate_loops_with_multiple_latches, add_loop,
2097 get_loop_body_with_size): Declare.
2098 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2100 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2103 * global.c (compute_regsets): New function.
2104 (global_alloc): Refactored ELIMINABLE_REGSET
2105 and NO_GLOBAL_ALLOC_REGS computation out.
2106 (rest_of_handle_global_alloc): Call compute_regsets()
2107 for non-optimizing case.
2109 2007-02-06 Richard Henderson <rth@redhat.com>
2111 * config/i386/constraints.md (Y2): Rename from Y.
2112 (Yi): New constraint.
2113 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2114 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2115 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2116 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2117 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2118 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2119 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2120 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2121 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2122 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2123 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2124 vec_extractv2si_1): Change Y constraints to Y2.
2125 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2126 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2127 Change Y constraints to Y2.
2128 (sse2_loadld): Change Y constraints to x.
2130 2007-02-06 Roger Sayle <roger@eyesopen.com>
2132 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2133 (parity<mode>2): New define_expand using rs6000_emit_parity.
2134 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2135 rs6000_emit_parity): New functions.
2136 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2137 rs6000_emit_parity): Prototype here.
2139 2007-02-06 Ian Lance Taylor <iant@google.com>
2141 * lower-subreg.c (simple_move_operand): Reject CONST.
2142 (resolve_clobber): Call validate_change rather than directly
2143 assigning to XEXP (pat, 0).
2145 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2147 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2148 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2149 (tree-cfg.o): Remove hashtab.h dependency.
2151 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2152 (struct ivopts_data): Change niters to pointer_map_t.
2153 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2154 (niter_for_exit): Create pointer_map on demand. Change for
2156 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2157 (free_loop_data): Destroy data->niters if created and reset field.
2158 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2159 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2161 * tree-ssa-reassoc.c: Include pointer-set.h.
2162 (bb_rank): Change to long *.
2163 (operand_rank): Change to pointer_map_t.
2164 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2165 (insert_operand_rank): Accept long.
2166 (operand_entry_hash, operand_entry_eq): Remove.
2167 (get_rank): Return long. Adjust for changes above.
2168 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2170 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2172 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2173 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2174 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2176 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2177 directly since it cannot be NULL.
2178 (get_vi_for_tree): Rewrite for pointer_map API.
2179 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2180 (init_alias_vars): Create vi_for_tree as pointer_map.
2181 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2183 * tree-cfg.c: Don't include hashtab.h.
2184 (edge_to_cases): Declare as pointer_map.
2185 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2187 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2188 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2189 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2191 (record_switch_edge): Delete.
2192 (get_cases_for_edge): Adjust for pointer_map API, inline
2193 record_switch_edge (rewritten for new API), remove goto.
2195 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2197 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2198 * tree-nested.c: Include pointer-set.h.
2199 (var_map_elt, var_map_eq, var_map_hash): Delete.
2200 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2202 (nesting_info_bitmap_obstack): New.
2203 (lookup_field_for_decl): Adjust for pointer_map API.
2204 (lookup_tramp_for_decl): Adjust for pointer_map API.
2205 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2206 (get_local_debug_decl): Adjust for pointer_map API.
2207 (convert_nl_goto_reference): Adjust for pointer_map API.
2208 (convert_nl_goto_receiver): Adjust for pointer_map API.
2209 (create_nesting_tree): Create outside GGC space. Create bitmap on
2210 the new obstack. Create field_map and var_map as pointer_maps.
2211 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2213 (lower_nested_functions): Move root here, no need to NULL it.
2214 Initialize and release the obstack.
2216 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2218 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2219 Remove prototypes and make them non-static.
2220 (struct tree_int_map): Remove.
2221 * tree.h (struct tree_int_map): Move here, turning TO into an
2223 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2225 * tree.h (TREE_COMPLEXITY): Remove.
2226 (struct tree_exp): Remove complexity field.
2227 * tree.c (build1_stat): Don't set it.
2229 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2230 Victor Kaplansky <victork@il.ibm.com>
2232 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2233 (vect_is_simple_reduction): Support reduction with induction as
2234 one of the operands.
2235 (vect_is_simple_iv_evolution): Fix formatting.
2236 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2237 formatting. Don't mark induction phis for vectorization.
2238 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2239 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2240 (vect_get_vec_def_for_operand): Support induction.
2241 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2243 (vectorizable_reduction): Support reduction with induction as one of
2245 (vectorizable_type_demotion): Use def-type of stmt argument rather
2246 than dummy def-type.
2248 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2249 flag_tree_scev_cprop.
2250 * common.opt (tree-scev-cprop): New flag.
2252 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2253 call to vect_get_new_vect_var.
2255 2007-02-06 Ira Rosen <irar@il.ibm.com>
2257 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2258 vectype is not NULL.
2259 (vect_pattern_recog_1): Likewise.
2261 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2263 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2264 (fold_negate_expr): Likewise.
2266 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2269 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2270 even if cv-qualification is the same.
2272 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2274 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2275 __enable_execute_stack on completion.
2277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2279 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2280 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2281 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2282 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2283 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2284 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2285 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2286 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2288 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2290 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2291 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2292 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2293 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2294 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2295 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2296 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2297 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2298 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2299 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2300 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2301 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2302 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2303 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2304 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2305 sqrtextenddfxf2_i387): Added amdfam10_decode.
2307 * config/i386/athlon.md (athlon_idirect_amdfam10,
2308 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2309 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2310 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2311 athlon_ivector_store_amdfam10): New define_insn_reservation.
2312 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2317 * config/i386/athlon.md (athlon_call_amdfam10,
2318 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2319 define_insn_reservation.
2320 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2321 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2322 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2324 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2326 * config/i386/athlon.md (athlon_sseld_amdfam10,
2327 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2328 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2330 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2332 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2333 define_insn_reservation.
2334 * config/i386/i386.md (sseins): Added sseins to define_attr type
2335 and define_attr unit.
2336 * config/i386/sse.md: Set type attribute to sseins for insertq
2339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2341 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2342 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2343 ssecomi_load_amdfam10, ssecomi_amdfam10,
2344 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2345 define_insn_reservation.
2346 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2350 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2351 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2352 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2353 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2354 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2355 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2356 define_insn_reservation.
2358 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2359 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2360 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2361 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2362 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2366 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2367 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2368 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2369 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2370 athlon_ssemul_load_k8): Added amdfam10.
2372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2374 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2375 (x86_sse_unaligned_move_optimal): New variable.
2377 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2379 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2380 for unaligned vector SSE double/single precision loads for AMDFAM10.
2382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2384 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2385 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2386 Define TARGET_CPU_DEFAULT_amdfam10.
2387 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2388 (processor_type): Add PROCESSOR_AMDFAM10.
2390 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2391 processor_type in config/i386/i386.h.
2392 Enable imul peepholes for TARGET_AMDFAM10.
2394 * config.gcc: Add support for --with-cpu option for amdfam10.
2396 * config/i386/i386.c (amdfam10_cost): New variable.
2397 (m_AMDFAM10): New macro.
2398 (m_ATHLON_K8_AMDFAM10): New macro.
2399 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2400 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2401 x86_promote_QImode, x86_integer_DFmode_moves,
2402 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2403 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2404 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2405 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2406 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2407 Enable/disable for amdfam10.
2408 (override_options): Add amdfam10_cost to processor_target_table.
2409 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2410 processor_alias_table.
2411 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2412 (ix86_adjust_cost): Add code for amdfam10.
2414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2416 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2417 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2418 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2419 * config/i386/i386.h: Add builtin definition for SSE4A.
2420 * config/i386/i386.md: Add support for ABM instructions
2422 * config/i386/sse.md: Add support for SSE4A instructions
2423 (movntss, movntsd, extrq, insertq).
2424 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2425 Add -march=amdfam10 flag.
2426 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2427 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2429 * doc/extend.texi: Add documentation for SSE4A builtins.
2431 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2433 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2435 2007-02-05 Richard Guenther <rguenther@suse.de>
2437 * tree-vectorizer.h (vectorizable_function): Add argument type
2438 argument, change return type.
2439 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2440 * tree-vect-transform.c (vectorizable_function): Handle extra
2441 argument, return vectorized function decl.
2442 (build_vectorized_function_call): Remove.
2443 (vectorizable_call): Handle calls with result and argument types
2444 differing. Handle loop vectorization factor correctly.
2445 * targhooks.c (default_builtin_vectorized_function): Adjust for
2447 * targhooks.h (default_builtin_vectorized_function): Likewise.
2448 * target.h (builtin_vectorized_function): Add argument type
2450 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2451 extra argument, allow vectorizing of lrintf.
2452 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2453 documentation of target hook.
2455 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2458 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2459 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2460 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2462 2007-02-05 Roger Sayle <roger@eyesopen.com>
2464 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2465 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2466 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2467 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2468 before canonicalizing sincos to cexpi.
2469 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2471 2007-02-05 Roger Sayle <roger@eyesopen.com>
2473 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2474 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2475 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2477 2007-02-05 Roger Sayle <roger@eyesopen.com>
2479 * mips-tfile.c (initialize_init_file): Correct endianness test.
2481 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2483 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2486 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2488 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2489 saves in a PARALLEL before the register assignments.
2491 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2493 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2494 DWARF_FRAME_RETURN_COLUMN to be a general register.
2495 * dwarf2out.c (init_return_column_size): New function, split from...
2496 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2497 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2498 to be nongeneral registers.
2499 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2501 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2502 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2504 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2506 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2508 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2510 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2511 (remove_path): Use can_remove_branch_p and remove_branch instead
2512 of loop_delete_branch_edge.
2513 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2514 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2515 Update profile using scale_dominated_blocks_in_loop.
2516 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2517 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2518 (can_remove_branch_p, remove_branch): Declare.
2519 * tree-cfg.c (tree_can_remove_branch_p): New function.
2520 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2521 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2522 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2524 2007-02-05 Jan Hubicka <jh@suse.cz>
2527 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2528 nodes in cgraph, don't remove offline copy of the function.
2530 2007-02-04 Jan Hubicka <jh@suse.cz>
2532 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2533 vectors might cause maybe_lookup_element_for_expr to be called
2534 on non-sra-candidate.
2536 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2538 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2539 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2540 spelling conventions.
2542 2007-02-04 Richard Guenther <rguenther@suse.de>
2545 * fold-const.c (try_move_mult_to_index): Make sure to not
2546 overflow one dimension of a multi-dimensional array access.
2548 2007-02-04 Jan Hubicka <jh@suse.cz>
2550 * passes.c (init_optimization_passes): Reindent.
2552 2007-02-04 Jan Hubicka <jh@suse.cz>
2553 Eric Botcazou <ebotcazou@adacore.com>
2555 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2556 (execute_fixup_cfg): Break out the abnormal goto code.
2557 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2558 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2559 (optimize_inline_calls): Call make_nonlocal_label_edges.
2561 2007-02-04 Jan Hubicka <jh@suse.cz>
2563 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2564 true when something was changed.
2565 (rename_ssa_copies): When something was changed, do
2566 TODO_remove_unused_locals.
2567 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2568 add TODO_remove_unused_locals when instruction was removed.
2570 2007-02-04 Jan Hubicka <jh@suse.cz>
2572 * ipa-inline.c (try_inline): Improve debug output; work on already
2574 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2575 call try_inline for already inlined edges too when flattening;
2576 inline also functions that make callee growth but overall unit size
2579 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2581 * config/m32c/bitops.md, config/m32c/jump.md,
2582 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2583 config/m32r/m32r.h, config/m32r/m32r.md,
2584 config/m32r/predicates.md, config/m68hc11/larith.asm,
2585 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2586 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2587 config/mips/mips-protos.h, config/mips/mips.c,
2588 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2589 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2590 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2591 spelling conventions.
2593 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2594 Follow spelling conventions.
2596 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2598 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2599 warn about C++0x compatibility.
2601 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2603 * config/h8300/h8300.c, config/h8300/h8300.h,
2604 config/h8300/h8300.md: Follow spelling conventions.
2606 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2609 * combine.c (try_combine): Do not substitute source operand
2610 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2612 2007-02-03 Jan Hubicka <jh@suse.cz>
2614 PR gcov-profile/30650
2615 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2616 do not divide by zero for never executed counters.
2617 (tree_find_values_to_profile): Fix counters.
2618 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2620 2007-02-03 Ian Lance Taylor <iant@google.com>
2622 * lower-subreg.c (simple_move_operand): New static function,
2623 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2625 (simple_move): Call simple_move_operand.
2626 (find_decomposable_subregs): Add special handling of MEMs.
2627 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2628 meaning of return value. If we see a hard register, test whether
2629 it can store a word_mode value. Change all callers.
2631 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2633 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2634 ftrapv insns and expanders.
2635 (subdi3): Change define_expand operand 1 to arith11_operand, and
2636 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2637 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2638 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2642 * varasm.c (notice_global_symbol): Treat global objects as weak when
2645 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2647 * emit-rtl.c (dconstpi): Delete.
2649 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2650 * real.h (dconstpi): Delete.
2652 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2653 (fold_builtin_hypot): Likewise.
2655 2007-02-03 Tom Tromey <tromey@redhat.com>
2658 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2659 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2661 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2663 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2664 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2665 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2666 config/rs6000/cell.md, config/rs6000/darwin.h,
2667 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2668 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2669 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2670 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2671 typos. Follow spelling conventions.
2672 * doc/invoke.texi: Follow spelling conventions.
2674 2007-02-03 Roger Sayle <roger@eyesopen.com>
2676 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2677 canonicalization transformations that attempt to simplify integer
2678 constant comparisons to become comparisons against zero.
2680 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2682 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2684 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2685 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2687 2007-02-02 Mike Stump <mrs@apple.com>
2689 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2690 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2691 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2692 generate a branch island.
2694 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2696 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2697 (xtensa_legitimate_address_p): New.
2698 (xtensa_legitimize_address): New.
2699 (xtensa_output_addr_const_extra): New.
2700 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2702 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2703 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2704 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2705 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2706 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2707 (xtensa_legitimize_address): New.
2708 (xtensa_output_addr_const_extra): New.
2710 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2712 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2714 2007-02-02 Ian Lance Taylor <iant@google.com>
2716 * expmed.c (expand_divmod): Add comment.
2718 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2720 * emit-rtl.c (renumber_insns): Remove.
2721 * flags.h: Remove the extern for flag_renumber_insns.
2722 * rtl.h: Remove the prototype for renumber_insns.
2723 * toplev.c (flag_renumber_insns): Remove.
2725 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2727 Revert for x86 darwin:
2728 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2730 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2731 code before the following patch under TARGET_MACHO.
2732 (ix86_function_value_regno_p): Likewise.
2734 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2739 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2742 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2743 general or fp registers. Add comments.
2744 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2746 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2748 * pointer-set.c (insert_aux): Only return insertion slot.
2749 (pointer_set_insert): Adjust.
2750 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2751 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2752 pointer_map_traverse): New.
2753 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2754 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2755 pointer_map_contains, pointer_map_traverse): Declare.
2757 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2760 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2761 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2763 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2765 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2767 (struct _dep): New type.
2768 (dep_t): New typedef.
2769 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2770 (DEP_STATUS): New access macro. The macro with the same name was
2771 renamed to DEP_LINK_STATUS.
2772 (dep_init): Declare function
2774 (struct _dep_link): New type.
2775 (dep_link_t): New typedef.
2776 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2777 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2778 (DEP_LINK_STATUS): New macro.
2779 (debug_dep_links): New debug function.
2781 (struct _deps_list): New type.
2782 (deps_list_t): New typedef.
2783 (DEPS_LIST_FIRST): New access macro.
2784 (FOR_EACH_DEP_LINK): New cycle macro.
2785 (create_deps_list, free_deps_list, delete_deps_list): Declare
2787 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2788 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2789 (copy_deps_list_change_con): Ditto.
2791 (move_dep_link): Declare function.
2793 (struct _dep_node): New type.
2794 (dep_node_t): New typedef.
2795 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2797 (struct haifa_insn_data.back_deps): New field to hold backward
2798 dependencies of the insn.
2799 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2801 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2802 Change its type to deps_list_t.
2803 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2804 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2805 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2807 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2809 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2811 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2813 (dep_cost): Declare.
2815 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2816 (ds_to_dk, dk_to_ds): New functions.
2818 (init_dep_1): New static function.
2819 (init_dep): New function.
2820 (copy_dep): New static function.
2822 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2824 (detach_dep_link): New static function.
2825 (move_dep_link): New function.
2827 (dep_links_consistent_p, dump_dep_links): New static functions.
2828 (debug_dep_links): New debugging function.
2830 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2832 (alloc_deps_list, init_deps_list): New static functions.
2833 (create_deps_list): New function.
2834 (clear_deps_list): New static function.
2835 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2836 (deps_list_consistent_p, dump_deps_list): New static functions.
2837 (debug_deps_list): New function.
2838 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2840 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2842 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2843 use new scheduler dependencies lists.
2844 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2845 (sched_analyze): Ditto. Initialize dependencies lists.
2846 (add_forw_dep, compute_forward_dependences): Update to use new
2847 scheduler dependencies lists.
2849 (init_dependency_caches): Init deps_obstack.
2850 (free_dependency_caches): Free deps_obstack.
2852 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2853 new scheduler dependencies lists.
2854 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2855 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2857 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2858 Update to use new scheduler dependencies lists.
2859 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2860 (debug_dependencies): Ditto.
2861 (schedule_region): Update comments.
2863 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2864 scheduler dependencies lists.
2865 (schedule_ebb): Update comments.
2867 * rtl.def (DEPS_LIST): Remove.
2869 * lists.c (unused_deps_list): Remove.
2870 (free_list): Update assertions.
2872 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2873 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2875 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2876 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2878 * haifa-sched.c (comments): Update.
2879 (insn_cost1): Remove. Inline the code into insn_cost ().
2880 (insn_cost): Update to use new scheduler dependencies lists. Move
2881 processing of the dependency cost to dep_cost ().
2882 (dep_cost): New function. Use it instead of insn_cost () when
2883 evaluating cost of the dependency. Use compatible interface to
2884 interact with the target.
2885 (priority): Update to use new scheduler dependencies lists.
2886 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2887 with greater number of insns that depend on the insn.
2888 (schedule_insn): Update to use new scheduler dependencies lists. Add
2889 code to free backward dependencies lists. Inline and optimize code
2890 from resolve_dep () - see PR28071.
2891 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2892 lists. Update call to targetm.sched.is_costly_dependence hook.
2894 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2895 scheduler dependencies lists.
2897 (resolve_dep): Remove. Move the logic to schedule_insn ().
2898 (init_h_i_d): Initialize dependencies lists.
2900 (process_insn_depend_be_in_spec): Rename to
2901 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2903 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2904 Update to use new scheduler dependencies lists.
2905 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2907 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2908 new scheduler dependencies lists.
2909 (build_intra_loop_deps): Ditto.
2911 * target.h (struct _dep): Declare to use in
2912 gcc_target.sched.is_costly_dependence.
2913 (struct gcc_target.sched.adjust_cost): Fix typo.
2914 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2915 single dep_t parameter instead of an equivalent triad.
2916 (struct gcc_target.sched.adjust_cost_2): Remove.
2918 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2920 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2922 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2924 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2926 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2927 (REG_DEP_TRUE): Document.
2929 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2930 Change signature to correspond to the targetm.sched.adjust_cost hook.
2931 Update use in TARGET_SCHED_ADJUST_COST_2.
2932 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2933 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2934 new scheduler dependencies lists.
2935 (ia64_gen_check): Ditto.
2937 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2940 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2941 signature to correspond to the targetm.sched.is_costly_dependence hook.
2942 (is_costly_group): Update to use new scheduler dependencies lists.
2944 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2945 instead of INSN_COST () macro.
2947 2007-02-01 Ian Lance Taylor <iant@google.com>
2949 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2951 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2953 * pa.md (tp_load): Correct mfctl instruction syntax.
2955 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2957 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2958 altivec_padding_size calculation on AIX. Improve comment, add
2959 assert to verify that it's right.
2961 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2964 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2967 * global.c (global_alloc): Add mising initialization of
2970 2007-02-01 Roger Sayle <roger@eyesopen.com>
2972 * alias.c (init_alias_analysis): Correct whitespace.
2973 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2974 partition_hot_cold_basic_blocks): Likewise.
2975 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2976 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2977 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2978 fold_builtin_snprintf_chk, fold_builtin_printf,
2979 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2980 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2981 * cfgcleanup.c (cleanup_cfg): Likewise.
2982 * cfgexpand.c (tree_expand_cfg): Likewise.
2983 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2984 * function.c (get_next_funcdef_no): Likewise.
2985 * gengtype.c (main): Likewise.
2986 * genmodes.c (main): Likewise.
2987 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2988 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2989 * ifcvt.c (noce_emit_move_insn): Likewise.
2990 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2992 * stor-layout.c (get_best_mode): Likewise.
2993 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2994 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2995 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2996 perform_var_substitution, solve_graph): Likewise.
2997 * tree-vrp.c (vrp_finalize): Likewise.
2999 2007-02-01 Ian Lance Taylor <iant@google.com>
3001 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3002 high part of a paradoxical subreg, return a constant zero.
3004 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3006 * toplev.c (lang_dependent_init): Call init_set_costs.
3007 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3009 2007-02-01 Richard Guenther <rguenther@suse.de>
3012 * fold-const.c (fold_negate_expr): Allow negating a
3013 constant if overflow does not change.
3015 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3017 * doc/c-tree.texi (Expression trees): Improve markup.
3018 * doc/tm.texi (Register Classes, Addressing Modes)
3019 (Floating Point): Fix spacing after abbreviations. Fix some
3022 2007-02-01 Ben Elliston <bje@au.ibm.com>
3024 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3025 * doc/contrib.texi: Likewise.
3026 * doc/install.texi: Likewise.
3028 2007-01-31 Richard Henderson <rth@redhat.com>
3029 Ian Lance Taylor <iant@google.com>
3031 * lower-subreg.c: New file.
3032 * rtl.def (CONCATN): Define.
3033 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3035 * emit-rtl.c (update_reg_offset): New static function, broken out
3036 of gen_rtx_REG_offset.
3037 (gen_rtx_REG_offset): Call update_reg_offset.
3038 (gen_reg_rtx_offset): New function.
3039 * regclass.c: Revert patch of 2006-03-05, restoring
3041 (clear_reg_info_regno): New function.
3042 * dwarf2out.c (concatn_loc_descriptor): New static function.
3043 (loc_descriptor): Handle CONCATN.
3044 * common.opt (fsplit_wide_types): New option.
3045 * opts.c (decode_options): Set flag_split_wide_types when
3047 * timevar.def (TV_LOWER_SUBREG): Define.
3048 * rtl.h (gen_reg_rtx_offset): Declare.
3049 (reg_scan_update): Declare.
3050 * regs.h (clear_reg_info_regno): Declare.
3051 * tree-pass.h (pass_lower_subreg): Declare.
3052 (pass_lower_subreg2): Declare.
3053 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3054 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3056 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3057 * Makefile.in (OBJS-common): Add lower-subreg.o.
3058 (lower-subreg.o): New target.
3060 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3062 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3064 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3067 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3069 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3072 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3074 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3076 * cfgloop.h: Include vec-prim.h.
3077 (enum li_flags): Remove LI_ONLY_OLD.
3078 (loop_iterator): Changed.
3079 (fel_next, fel_init): Iterate over loop tree.
3080 (FOR_EACH_LOOP_BREAK): New macro.
3081 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3083 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3084 * modulo-sched.c (sms_schedule): Ditto.
3085 * tree-vectorizer.c (vectorize_loops): Ditto.
3086 * doc/loop.texi: Update information on loop numbering and behavior of
3087 FOR_EACH_LOOP wrto new loops.
3088 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3089 add_to_evolution_1): Test nestedness of loops instead of comparing
3091 * tree-chrec.c (chrec_fold_plus_poly_poly,
3092 chrec_fold_multiply_poly_poly, chrec_evaluate,
3093 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3094 reset_evolution_in_loop): Ditto.
3095 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3097 2007-01-31 Dirk Mueller <dmueller@suse.de>
3099 * c-common.c (warn_about_parentheses): Separate warning about
3100 un-parenthized sequence of comparison operators from the one
3101 which is supposed to warn about x <= y <= z.
3103 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3105 * optabs.h (enum optab_index): Add new OTI_isinf.
3106 (isinf_optab): Define corresponding macro.
3107 * optabs.c (init_optabs): Initialize isinf_optab.
3108 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3110 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3111 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3113 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3114 expand_builtin_interclass_mathfn.
3115 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3116 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3117 (fxam<mode>2_i387): New insn pattern.
3118 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3119 built-in functions as x87 inline asm.
3121 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3123 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3125 2007-01-30 Eric Christopher <echristo@apple.com>
3127 * config.gcc: Add geode.
3129 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3131 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3132 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3133 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3134 value-prof.c: Fix comment typos.
3136 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3139 * doc/invoke.texi (Wpointer-arith): Document warning.
3141 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3143 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3144 the list of discrepancies from the draft TR.
3146 2007-01-30 Dirk Mueller <dmueller@suse.de>
3149 * doc/invoke.texi (-Wreturn-type): Update description to
3152 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3154 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3156 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3158 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3159 to handle optabs that operate on floating point input argument and
3160 output to integer output.
3161 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3162 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3163 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3164 expand_builtin_interclass_mathfn ().
3165 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3167 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3168 ilogbl built-in functions as x87 intrinsics.
3170 2007-01-30 Richard Guenther <rguenther@suse.de>
3173 * dwarf2out.c (reference_to_unused): Query varpool if the
3174 variable was output.
3176 2007-01-30 Richard Guenther <rguenther@suse.de>
3179 * passes.c (execute_one_pass): Reset in_gimple_form to not
3180 confuse non-unit-at-a-time mode.
3182 2007-01-29 Roger Sayle <roger@eyesopen.com>
3183 Richard Guenther <rguenther@suse.de>
3185 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3186 avoid undefined behaviour on overflow. Use force_fit_type_double
3187 to construct the constant with the specified TREE_OVERFLOW.
3189 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3191 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3192 * config/dfp-bit.h: Ditto.
3194 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3196 * c-decl.c (pop_scope): Replace warnings with call to
3197 warn_for_unused_label.
3198 * c-common.h (warn_for_unused_label): Declare.
3199 * c-common.c (warn_for_unused_label): Define.
3201 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3203 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3206 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3208 * Makefile.in (USER_H): Remove decfloat.h.
3209 * ginclude/decfloat.h: Delete, moving contents to ...
3210 * ginclude/float.h: Add support for decimal floating point,
3211 guarded by __STDC_WANT_DEC_FP__.
3213 2007-01-29 Mike Stump <mrs@apple.com>
3215 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3216 Analysis and Representation to resolve case insensitive conflict.
3217 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3219 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3221 * tree.h (struct tree_memory_tag): Add aliases member.
3222 (MTAG_ALIASES): New macro.
3223 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3224 (add_may_alias): Remove pointer-set. Update for may_aliases being
3226 (mark_aliases_call_clobbered): Update for may_aliases being a
3228 (compute_tag_properties): Ditto.
3229 (create_partition_for): Ditto.
3230 (compute_memory_partitions): Ditto.
3231 (dump_may_aliases_for): Ditto.
3232 (is_aliased_with): Ditto.
3233 (add_may_alias_for_new_tag): Ditto.
3234 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3235 (compute_is_aliased): New function.
3236 (compute_may_aliases): Call compute_is_aliased).
3237 (init_alias_info): Initialize alias_bitmap_obstack.
3238 (union_alias_set_into): New function.
3239 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3240 (have_common_aliases_p): Rewrite to take two bitmaps and use
3242 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3244 (finalize_ref_all_pointers): Update for add_may_alias changes.
3245 (new_type_alias): Ditto.
3246 * tree-flow-inline.h (may_aliases): Return a bitmap.
3247 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3248 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3249 may_aliases being a bitmap.
3250 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3251 may_aliases now returns a bitmap.
3252 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3254 * tree-ssa-operands.c (add_virtual_operand): Update for
3255 may_aliases being a bitmap.
3257 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3259 PR tree-optimization/30630
3260 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3261 variable as changed.
3263 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3266 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3267 expanded only once even if an error occurs.
3269 2007-01-29 Ben Elliston <bje@au.ibm.com>
3271 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3272 (__gcov_average_profiler): Likewise.
3273 (__gcov_ior_profiler): Likewise.
3274 (__gcov_merge_ior): Likewise.
3276 2007-01-28 Jan Hubicka <jh@suse.cz>
3278 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3279 * value-prof.c (stringop_block_profile): Likewise.
3281 2007-01-28 Jan Hubicka <jh@suse.cz>
3283 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3284 variant handling histograms; add wrapper.
3285 (clear_storage_via_libcall): Export.
3286 (emit_block_move_hints): Break out from ...; add histograms.
3287 (emit_block_move): ... this one.
3288 (clear_storage_hints): Break out from ...; add histograms.
3289 (clear_storage): ... this one.
3290 (set_storage_via_memset): Handle histogram.
3291 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3292 (clear_storage_hints, clear_storage_via_libcall): Declare.
3293 (set_storage_via_setmem): Update prototype.
3294 * doc/md.texi (movmem, setmem): Document new arguments.
3296 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3298 (stringop_block_profile): New global function.
3299 (tree_stringops_values_to_profile): Profile block size and alignment.
3300 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3302 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3303 (stringop_block_profile): Declare.
3304 * builtins.c: Include value-prof.h.
3305 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3306 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3307 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3308 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3309 * profile.c (instrument_values): Add new counters.
3310 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3312 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3313 (tree_init_edge_profiler): Build new profilers.
3314 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3315 (pass_tree_profile): Add dump.
3316 (tree_profile_hooks): Update.
3317 * Makefile.in (LIBGCOV): Add new constants.
3318 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3319 __gcov_ior_profiler): New.
3320 * i386.md (movmem/setmem expanders): Add new optional arguments.
3322 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3324 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3326 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3328 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3329 (tree_unswitch_single_loop): Pass eni_size_weights to
3330 tree_num_loop_insns.
3331 * tree-ssa-loop-manip.c: Include tree-inline.h.
3332 (can_unroll_loop_p): Pass eni_size_weights to
3333 tree_num_loop_insns.
3334 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3335 Pass eni_size_weights to estimate_num_insns.
3336 * tree.h (init_inline_once): Export.
3337 * toplev.c (backend_init): Call init_inline_once.
3338 * cgraphunit.c (cgraph_process_new_functions,
3339 cgraph_analyze_function): Pass eni_inlining_weights to
3341 * ipa-inline.c (compute_inline_parameters): Ditto.
3342 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3343 to estimate_num_insns.
3344 (try_unroll_loop_completely): Pass eni_size_weights to
3345 tree_num_loop_insns.
3346 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3347 ot estimate_num_insns.
3348 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3349 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3350 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3351 eni_time_weights): New variables.
3352 (init_inline_once): Initialize them.
3353 (struct eni_data): Mew.
3354 (estimate_num_insns_1, estimate_num_insns): Use weights.
3355 * tree-inline.h (struct eni_weights_d): New.
3356 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3357 (estimate_num_insns): Declaration changed.
3358 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3359 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3360 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3362 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3364 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3365 relations in the conflict function is valid.
3367 2007-01-27 Ian Lance Taylor <iant@google.com>
3369 * common.opt: Add fstrict-overflow.
3370 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3371 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3372 (TYPE_OVERFLOW_UNDEFINED): Define.
3373 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3375 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3376 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3377 (fold_negate_expr): Likewise.
3378 (make_range): Likewise.
3379 (extract_muldiv_1): Likewise.
3380 (maybe_canonicalize_comparison): Likewise.
3381 (fold_comparison): Likewise.
3382 (fold_binary): Likewise.
3383 (tree_expr_nonnegative_p): Likewise.
3384 (tree_expr_nonzero_p): Likewise.
3385 * tree-vrp.c (compare_values): Likewise.
3386 (extract_range_from_binary_expr): Likewise.
3387 (extract_range_from_unary_expr): Likewise.
3388 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3390 (nowrap_type_p): Likewise.
3391 * tree-scalar-evolution.c (simple_iv): Likewise.
3392 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3393 (build_range_check): Likewise.
3394 (extract_muldiv_1): Likewise.
3395 (fold_comparison): Likewise.
3396 * tree-vrp.c (vrp_int_const_binop): Likewise.
3397 (extract_range_from_unary_expr): Likewise.
3398 * convert.c (convert_to_integer): Likewise.
3399 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3400 (fold_comparison): Likewise.
3401 (fold_binary): Likewise.
3402 * optabs.c (optab_for_tree_code): Likewise.
3403 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3404 * simplify-rtx.c (simplify_const_relational_operation): Check
3405 flag_strict_overflow and flag_trapv.
3406 (simplify_const_relational_operation): Likewise.
3407 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3408 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3411 2007-01-27 Roger Sayle <roger@eyesopen.com>
3413 * tree.c (tree_fold_gcd): Delete.
3414 * tree.h (tree_fold_gcd): Remove prototype.
3415 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3416 test whether one constant integer is a multiple of another. Instead
3417 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3418 * fold-const.c (multiple_of_p): We've determined both TOP and
3419 BOTTOM are integer constants so we can call int_const_binop directly
3420 instead of the more generic const_binop.
3422 2007-01-27 Roger Sayle <roger@eyesopen.com>
3424 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3425 1*X check that the constant hasn't overflowed, to preserve the
3427 (round_up): Provide an efficient implementation when rouding-up an
3428 INTEGER_CST to a power-of-two.
3430 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3432 * doc/sourcebuild.texi: Add comma for clarity.
3433 * doc/extend.texi: Fix some typos.
3434 * doc/passes.texi: Likewise.
3435 * doc/cppinternals.texi: Likewise.
3436 * doc/c-tree.texi: Likewise.
3437 * doc/tree-ssa.texi: Likewise.
3438 * doc/install.texi: Likewise.
3440 2007-01-27 Jan Hubicka <jh@suse.cz>
3442 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3443 (pass_sra): Do not require alias information.
3444 * passes.c (init_optimization_passes): Add SRA
3446 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3448 * tracer.c (rest_of_handle_tracer): We already cleaned
3449 up the CFG in tracer() so don't do it here again.
3450 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3451 cleanup_cfg here, either. And don't call renumber_insns.
3453 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3454 and BB_HEAD are in the insn stream here. Instead make sure
3455 that BB_INSN is valid on all insns. Also, do check here that
3456 there are no pending branch predictions...
3457 (rtl_verify_flow_info): ...instead of doing it here. Checks
3458 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3461 2007-01-26 Roger Sayle <roger@eyesopen.com>
3463 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3464 function to simplify/factorize operand order canonicalization.
3465 (ix86_fixup_binary_operands): Reorganize using the above function.
3466 (ix86_binary_operator_ok): Likewise.
3468 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3470 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3471 file scope from optimize_attrs.
3472 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3474 (optimize_attrs): Clear insn_code_values after freeing it.
3476 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3478 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3479 a parts.base assignment.
3481 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3483 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3484 (compute_subscript_distance, initialize_data_dependence_relation,
3485 finalize_ddr_dependent, analyze_ziv_subscript,
3486 analyze_siv_subscript_cst_affine,
3487 compute_overlap_steps_for_affine_univar,
3488 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3489 analyze_siv_subscript, analyze_miv_subscript,
3490 analyze_overlapping_iterations, subscript_dependence_tester_1,
3491 compute_self_dependence, free_dependence_relation): Work
3492 with affine_fn instead of chrecs.
3493 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3494 common_affine_function, affine_function_base,
3495 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3496 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3497 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3498 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3499 (all_chrecs_equal_p): Removed.
3500 * tree-data-ref.h (affine_fn, conflict_function): New types.
3501 (struct subscript): Change type of conflicting_iterations_in_a
3502 and conflicting_iterations_in_b.
3504 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3507 * config/pa/pa.h (TARGET_HPUX_11): New.
3508 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3509 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3511 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3512 Richard Guenther <rguenther@suse.de>
3514 * tree-ssa-structalias.c (solve_graph): Handle case
3515 we merged the variable to another.
3517 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3519 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3522 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3523 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3525 2007-01-25 DJ Delorie <dj@redhat.com>
3527 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3528 allow changes to modes which don't fit in those registers.
3530 * reload1.c (choose_reload_regs): Check for invalid subregs before
3531 computing their locations, not after.
3533 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3536 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3537 save Altivec registers in an eh_return function.
3538 (compute_vrsave_mask): Likewise.
3539 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3540 for saving Altivec registers.
3541 (rs6000_emit_prologue): Don't allocate stack twice in
3542 eh_return function. Correct expected value of altivec_save_offset
3543 when using save_world. Describe save of R0 to stack when using
3544 save_world. Describe stack pointer adjustment when using
3545 save_world. Remove duplicated eh_return parameter register saving.
3546 Update sp_offset variable after save_world.
3547 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3549 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3550 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3553 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3555 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3557 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3560 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3561 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3563 2007-01-25 Richard Guenther <rguenther@suse.de>
3565 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3566 * common.opt (-Wcoverage-mismatch): New warning option.
3567 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3568 if -Wcoverage-mismatch is given.
3570 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3572 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3573 (ipcp_driver): Change to static definition.
3574 Add dumping of the ifunctions.
3575 (constant_val_insert): Remove unused parameter. Support for SSA.
3576 (ipcp_propagate_const): Support for SSA.
3577 (ipcp_profile_bb_print): Print only analyzed nodes.
3578 (ipcp_replace_map_create): Remove support for Fortran constant
3580 * ipa-prop.c (ipa_method_modify_stmt,
3581 ipa_callsite_compute_param): Support for SSA.
3582 * ipa-prop.h (ipcp_driver): Remove declaration.
3583 (IS_VALID_TREE_MAP_INDEX): Add define.
3585 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3587 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3589 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3592 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3593 constant argument to cabs and do it without checking for
3594 -funsafe-math-optimizations.
3596 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3598 * c-common.h (RID_FIRST_CXX0X): New.
3599 (RID_LAST_CXX0X): New.
3600 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3602 * c.opt (Wc++0x-compat): New.
3603 * doc/invoke.texi (-Wc++0x-compat): Document.
3605 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3607 * builtins.c (fold_builtin_carg): New.
3608 (fold_builtin_1): Use it.
3610 2007-01-24 Jan Hubicka <jh@suse.cz>
3612 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3614 * ipa-inline.c (initial_insns, max_insns): Delete.
3615 (compute_max_insns): New function.
3616 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3617 of insns as base for code growth.
3618 (cgraph_decide_inlining): Make initial_insns local; do not compute
3620 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3621 * doc/invoke.texi (inline-unit-growth): Update docs.
3623 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3625 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3626 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3627 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3628 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3629 for CPUs that have PTA_CX16 set.
3632 * gimplify.c (omp_check_private): New function.
3633 (gimplify_scan_omp_clauses): Use it for
3634 firstprivate/lastprivate/reduction.
3637 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3638 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3641 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3642 If lower_lastprivate_clauses emits some statements, append them
3643 to dlist rather than body_p and to body_p append an initializer.
3644 (lower_omp_for): Adjust caller.
3646 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3648 * target.h (globalize_decl_name): New.
3649 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3650 * output.h (default_globalize_decl_name): New.
3651 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3653 (globalize_decl): Ditto.
3654 (default_globalize_decl_name): New.
3655 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3656 (ia64_handle_version_id_attribute): New.
3657 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3658 (ia64_asm_output_external): Use globalize_decl_name instead
3660 * doc/extend.texi (version_id): New pragma.
3661 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3663 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3665 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3666 _uleb128_t and _Unwind_SWord with _sleb128_t.
3667 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3668 uw_frame_state_for, uw_update_context_1): Likewise.
3669 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3670 * unwind-pe.h (read_uleb128, read_sleb128,
3671 read_encoded_value_with_base): Likewise.
3672 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3674 2007-01-24 Richard Guenther <rguenther@suse.de>
3676 * builtins.c (expand_builtin_cexpi): Get the fndecl
3677 for cexp in the correct way.
3679 2007-01-24 Jan Hubicka <jh@suse.cz>
3681 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3683 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3685 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3686 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3687 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3688 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3689 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3690 __SIZEOF_PTRDIFF_T__.
3691 * doc/cpp.texi: Documentation for the new builtin macros added.
3693 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3696 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3697 instead of operands[2] to avoid access past the end of array.
3699 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3701 * reload1.c (emit_reload_insns): Pass the reload register
3702 for a non-spill output reload through forget_old_reloads_1.
3704 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3706 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3707 _SOFT_DOUBLE if doubles use software floating-point.
3708 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3709 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3710 * config/rs6000/darwin-ldouble.c: Also compile functions for
3711 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3712 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3713 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3714 commented-out long double override.
3715 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3716 * config/rs6000/eabispe.h: Likewise.
3717 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3718 long double for non-SPE.
3719 (rs6000_handle_option): Likewise.
3720 (invalid_e500_subreg): Disallow more subregs involding DImode,
3721 DFmode, TImode or TFmode.
3722 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3724 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3726 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3727 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3729 (rs6000_legitimate_address): Also check for TFmode for E500
3731 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3732 (spe_build_register_parallel): Handle TFmode and TCmode.
3733 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3735 (function_arg): Handle TFmode and TCmode for E500 double.
3736 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3738 (print_operand): Handle TFmode and TImode for %y.
3739 (rs6000_generate_compare): Handle TFmode comparisons for E500
3741 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3742 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3743 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3744 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3745 TFmode for E500 double.
3746 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3747 (floatsidf2): Enable for E500 double.
3748 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3749 (extenddftf2): Change to extenddftf2_fprs.
3750 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3751 depending on TARGET_E500_DOUBLE.
3752 (extendsftf2): Enable for E500 double.
3753 (trunctfdf2): Enable for E500 double.
3754 (trunctfsf2): Change to trunctfsf2_fprs.
3755 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3756 depending on TARGET_E500_DOUBLE.
3757 (floatsitf2): Enable for E500 double.
3758 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3759 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3760 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3761 (negtf2): Change to negtf2_internal.
3762 (negtf2): New expander.
3763 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3764 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3765 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3766 (movdi_internal32): Use rs6000_nonimmediate_operand.
3767 (unnamed splitter): Likewise.
3768 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3769 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3770 (SPE64TF, DITI): New mode macros.
3771 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3774 (frob_<mode>_di_2): New.
3775 (frob_tf_di_8_2): New.
3776 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3778 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3780 (frob_ti_<mode>_8_2): New.
3781 (frob_ti_tf_2): New.
3782 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3783 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3785 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3786 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3787 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3788 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3789 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3790 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3793 2007-01-23 Ian Lance Taylor <iant@google.com>
3795 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3797 (OBJS-archive): Reformat, alphabetize.
3798 (OBJS): Change out_object_file to OBJS-md.
3800 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3802 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3803 JUMP_P and CALL_P predicates where applicable.
3804 * config/i386/i386.c: Ditto.
3805 * config/i386/i386.md: Ditto.
3806 * config/i386/mmx.md: Ditto.
3807 * config/i386/predicates.md: Ditto.
3809 2007-01-22 Andreas Schwab <schwab@suse.de>
3811 * config/m68k/m68k.h: Fix comment.
3813 2007-01-22 Jan Hubicka <jh@suse.cz>
3815 * passes.c (init_optimization_passes): Do not rerun
3816 pass_early_warn_uninitialized.
3818 2007-01-22 Richard Guenther <rguenther@suse.de>
3820 PR tree-optimization/30038
3821 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3823 (execute_cse_sincos_1): Likewise.
3824 (execute_cse_sincos): Likewise.
3825 (gate_cse_sincos): Likewise.
3826 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3827 the cexpi() canonicalization of sincos().
3828 * tree-pass.h (pass_cse_sincos): Declare.
3829 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3831 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3833 PR rtl-optimization/29329
3834 * combine.c (replaced_rhs_insn): Rename to i2mod.
3835 (replaced_rhs_value): Rename to i2mod_new_rhs.
3836 (i2mod_old_rhs): New global variable.
3837 (combine_instructions): Adjust for above change. Save a copy of
3838 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3839 note are substituted in the second instruction.
3840 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3841 ditch the note if it pertains to the second eliminated register
3842 and this register is mentioned in i2mod_old_rhs.
3845 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3847 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3848 the insn to which the note was originally attached.
3850 2007-01-21 Jan Hubicka <jh@suse.cz>
3852 * ipa-inline.c (inlining_mode): Comment, move up.
3853 (cgraph_decide_inlining_incrementally): Do not perform inlining
3854 itself; fix handling of flattening of self recursive functions.
3855 (cgraph_find_cycles): Remove.
3856 (cgraph_flatten_node): Remove.
3857 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3858 (try_inline): New function.
3859 (cgraph_early_inlining): Update call of
3860 cgraph_decide_inlining_incrementally. Apply inlining here.
3861 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3863 2007-01-21 Dirk Mueller <dmueller@suse.de>
3866 * tree-vrp.c (check_array_bounds): do not warn
3867 about ADDR_EXPR's of ARRAY_REF's which are immediately
3868 used in binary expressions.
3870 2007-01-21 Ira Rosen <irar@il.ibm.com>
3872 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3873 read_write_dep and macros for its access.
3874 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3875 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3876 argument, call vect_check_interleaving for every independent pair of
3877 data-refs. Mark loads that access the same memory location as a store
3879 (vect_check_dependences): Remove.
3880 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3881 call, fix the call to vect_analyze_data_ref_dependence.
3882 (vect_analyze_data_ref_access): For statements that access the same
3883 data-ref, check that they are not stores; for loads, check that there
3884 is no store that access the same location.
3886 2007-01-20 Roger Sayle <roger@eyesopen.com>
3887 Joseph Myers <joseph@codesourcery.com>
3889 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3890 (-fdump-rtl-stack): Likewise.
3891 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3892 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3893 (-mpt-fixed): Use @minus{} for minus sign.
3894 (Using Precompiled Headers): Fix under/overfull hbox.
3896 2007-01-20 Jan Hubicka <jh@suse.cz>
3898 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3899 place within annotation.
3901 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3903 * pa.c (output_move_double): Change array size of xoperands to 4.
3905 2007-01-20 Jan Hubicka <jh@suse.cz>
3907 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3910 2007-01-19 Ian Lance Taylor <iant@google.com>
3912 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3913 constant to unsigned HOST_WIDE_INT before negating.
3915 2007-01-19 Ian Lance Taylor <iant@google.com>
3917 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3919 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3920 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3921 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3922 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3923 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3924 (realloc_vdef, realloc_vuse): Change second parameter to
3926 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3928 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3929 unsigned. Change x and lim locals to unsigned.
3930 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3932 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3933 (copy_virtual_operands): Change i and n locals to unsigned.
3935 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3938 * builtins.c (fold_builtin_1): Handle builtin fdim.
3940 2007-01-20 Jan Hubicka <jh@suse.cz>
3942 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3943 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3944 init_alias_heapvars.
3945 (init_alias_heapvars): Initialize only when not already initialized.
3946 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3948 2007-01-19 Roger Sayle <roger@eyesopen.com>
3950 * common.opt (fsigned-zeros): New command line option.
3951 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3952 of flag_unsafe_math_optimizations.
3953 * opts.c (set_fast_math_flags): The -ffast-math command line option
3954 implies -fno-signed-zeros.
3955 (fast_math_flags_set_p): Likewise.
3957 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3958 the documentation of -ffast-math appropriately. Wrap long lines.
3960 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3962 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3963 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3965 2007-01-19 Tomas Bily <tbily@suse.cz>
3967 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3969 (tree_init_ic_make_global_vars): New function
3970 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3971 (tree_gen_ic_profiler): New function
3972 (tree_gen_ic_func_profiler): New function
3973 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3974 (tree_profile_hooks): Added hook for indirec/virtual calls
3975 * value-prof.c (tree_find_values_to_profile): New case for
3977 (tree_values_to_profile): Call for determining indirect/virtual
3979 (tree_indirect_call_to_profile): New function
3980 (tree_ic_transform): New function
3981 (tree_ic): New function
3982 (find_func_by_pid): New function
3983 (init_pid_map): New function
3984 (tree_value_profile_transformations): Added check for
3985 indirect/virtual call transformation
3986 * value-prof.h (enum hist_type): New counter type for
3987 indirect/virtual calls
3988 (profile_hooks): Added new hook for profiling indirect/virtual
3990 * profile.c (instrument_values): New case for indirect/virtual
3992 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3993 (GCOV_COUNTER_V_INDIR): New counter type
3994 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3995 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3997 * cgraph.c: Definition of cgraph_max_pid
3998 (cgraph_create_node): Default init of pid attribute
3999 * cgraph.h: Declaration of cgraph_max_pid
4000 (struct cgraph_node): Added pid attribute
4001 * libgcov.c (__gcov_indirect_call_profiler): New function
4002 (__gcov_one_value_profiler_body): New function
4003 (__gcov_one_value_profiler): Body was moved to
4004 __gcov_one_value_profiler_body and calls it
4006 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4008 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4009 * gengtype.c (write_types_data, write_func_for_structure,
4010 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4011 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4012 (walk_type, write_func_for_structure): Generate the mark_hook if
4015 2007-01-19 Jan Hubicka <jh@suse.cz>
4017 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4018 'early' argument take inlining mode argument specifying whether to
4019 inline for size/speeed or all functions; add support for flattening;
4021 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4023 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4026 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4027 the name of the declared identifier.
4029 2007-01-19 Dirk Mueller <dmueller@suse.de>
4031 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4032 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4033 duplicate evaluation.
4035 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4038 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4039 to XFMode, use acosxf2 and truncate result to requested mode.
4040 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4041 (asin<mode>2): Similarly, with asin expanders.
4042 (*fscalexf4_i387): Rename from *fscalexf4.
4043 (expNcorexf3): New expander.
4044 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4045 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4046 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4047 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4048 patterns for SSE math.
4049 (exp10<mode>2): Similarly, with exp10 expanders.
4050 (exp2<mode>2): Similarly, with exp2 expanders.
4051 (expm1<mode>2): Similarly, with expm1 expanders.
4052 (ldexp<mode>3): Similarly, with ldexp expanders.
4053 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4054 Use gen_truncxf<mode>2_i387_noop to truncate result.
4056 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4058 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4059 for ColdFire targets.
4061 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4062 Richard Sandiford <richard@codesourcery.com>
4064 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4065 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4066 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4067 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4068 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4069 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4071 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4073 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4074 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4075 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4076 (*adddi_dilshr32_cf): New pattern.
4077 (adddi3, subdi3): Remove first alternatives.
4079 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4081 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4082 implemented using move.l, do not use its cc result for floating-point
4085 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4087 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4088 from accepting 's' constraints if flag_pic.
4090 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4092 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4093 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4094 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4095 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4097 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4099 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4100 ColdFire alternatives.
4101 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4102 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4103 architectures that support ff1 instruction.
4105 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4106 Julian Brown <julian@codesourcery.com>
4108 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4109 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4110 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4113 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4115 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4117 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4118 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4119 HOST_WIDE_INT instead of an rtx.
4120 (m68k_rtx_costs): Update call accordingly.
4121 (output_move_const_into_data_reg): Likewise. Fix formatting.
4122 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4124 (output_move_simode_const): Update calls after above changes.
4125 Rework to use automatic variables and predicates like MEM_P.
4126 * config/m68k/m68k.md (pushexthisi_const): Update call to
4129 2007-01-19 Dirk Mueller <dmueller@suse.de>
4131 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4134 2007-01-19 Richard Guenther <rguenther@suse.de>
4136 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4137 via cexp in case sincos is not available.
4139 2007-01-19 Richard Guenther <rguenther@suse.de>
4141 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4142 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4143 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4144 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4145 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4146 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4147 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4148 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4150 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4152 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4154 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4155 (atan2xf3): Directly generate RTL pattern.
4156 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4157 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4158 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4159 disable patterns for SSE math.
4160 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4161 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4162 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4163 disable patterns for SSE math.
4165 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4167 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4169 2007-01-18 Roger Sayle <roger@eyesopen.com>
4171 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4172 VIEW_CONVERT_EXPR to the same type as it's operand.
4174 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4176 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4177 configured for long double 128.
4179 2007-01-18 Mike Stump <mrs@apple.com>
4181 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4184 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4186 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4189 2007-01-18 Jan Hubicka <jh@suse.cz>
4191 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4192 greater than NUM_VOP_FREE_BUCKETS.
4194 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4196 * tree-ssa-structalias.c: Update comments.
4197 (ptabitmap_obstack): Removed.
4199 (oldpta_obstack): Ditto.
4200 (stats): Add a few members.
4201 (struct variable_info): Remove node, complex, address_taken, and
4202 indirect_target members. Add oldsolution member.
4203 (new_var_info): Do not initialize removed members.
4204 (constraint_expr_type): Remove INCLUDES.
4205 (constraint_graph): Add size, implicit_preds, rep,
4206 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4207 (FIRST_REF_NODE): New macro.
4208 (LAST_REF_NODE): Ditto.
4209 (FIRST_ADDR_NODE): Ditto.
4210 (find): New function.
4212 (dump_constraint): Do not handle INCLUDES.
4213 (insert_into_complex): Do not insert duplicate constraints.
4214 (condense_varmap_nodes): Renamed and rewritten into ...
4215 (merge_node_constraints): This. Also fix bug in handling of
4216 offseted copy constraints.
4217 (clear_edges_for_node): No longer need to deal with preds at all,
4218 or removing associated preds/succs.
4219 (merge_graph_nodes): Deal with indirect_cycles.
4220 Don't deal with predecessors.
4221 (add_implicit_graph_edge): New function.
4222 (add_pred_graph_edge): Ditto.
4223 (add_graph_edge): Don't deal with predecessors.
4224 (build_constraint_graph): Removed.
4225 (build_pred_graph): New function.
4226 (build_succ_graph): Ditto.
4227 (struct scc_info): Removed in_component. Added roots, dfs, and
4228 node_mapping. Remove visited_index, unification_queue.
4229 (scc_visit): Deal with union-find we do now.
4230 Deal with cycles with REF nodes.
4231 (collapse_nodes): Renamed and rewritten to ...
4232 (unify_nodes): This.
4233 (process_unification_queue): Removed.
4234 (topo_visit): Cleanup
4235 (do_da_constraint): Use find.
4236 (do_sd_constraint): Ditto.
4237 (do_ds_constraint): Ditto.
4238 (do_complex_constraint): Ditto.
4239 (init_scc_info): Update for removed and added members.
4240 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4241 (find_indirect_cycles): This.
4242 (equivalence_class): New variable.
4243 (label_visit): New function.
4244 (perform_variable_substitution): Rewritten.
4245 (free_var_substitution_info): New function.
4246 (find_equivalent_node): Ditto.
4247 (move_complex_constraints): Ditto.
4248 (eliminate_indirect_cycles): Ditto.
4249 (solve_graph): Only propagate changed bits.
4250 Use indirect cycle elimination.
4252 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4253 (tree_id_eq): Renamed to ...
4254 (tree_vi_eq): This. Update for member change
4255 (insert_id_for_tree): Renamed and rewritten to ...
4256 (insert_vi_for_tree): This.
4257 (lookup_id_for_tree): Renamed and rewritten to ...
4258 (lookup_vi_for_tree): This.
4259 (get_id_for_tree): Renamed and rewritten to ...
4260 (get_vi_for_tree): Ditto.
4261 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4262 (process_constraint): Don't handle INCLUDES.
4263 Remove special ADDRESSOF case.
4264 (find_func_aliases): Rewrite to use vi functions instead of id
4266 (create_function_info_for): Ditto.
4267 (create_variable_info_for): Ditto.
4268 (intra_create_variable_infos): Ditto.
4269 (merge_smts_into): Ditto.
4270 (find_what_p_points_to): Ditto.
4271 (init_base_vars): Ditto.
4272 (init_alias_vars): Ditto.
4273 (remove_preds_and_fake_succs): New function.
4274 (dump_sa_points_to_info): Dump new stats.
4275 (dump_solution_for_var): Use find.
4276 (set_used_smts): Fix formatting.
4277 (compute_points_to_sets): Updated for new functions.
4278 (ipa_pta_execute): Ditto.
4280 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4281 Richard Sandiford <richard@codesourcery.com>
4283 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4285 * calls.c (expand_call): If the return value is a PARALLEL,
4286 extract its first member.
4287 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4288 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4289 use FUNCTION_EXTRA_EPILOGUE.
4290 (m68k_function_value): Return a PARALLEL if the return value
4291 is of a pointer type.
4292 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4293 (FUNCTION_EXTRA_EPILOGUE): Remove.
4294 * config/m68k/m68k.md (D0_REG): New constant.
4296 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4298 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4299 output a NOP for empty epilogues.
4301 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4303 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4304 before function. Extend register save check to include all
4305 registers, not just integer ones.
4307 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4309 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4310 (m68k_use_return_insn): ...this.
4311 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4312 * config/m68k/m68k.c (use_return_insn): Rename to...
4313 (m68k_use_return_insn): ...this.
4314 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4317 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4319 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4320 nearest even, fix denormal rounding overflow.
4322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4324 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4325 f%$smove and f%$move.
4326 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4327 (extendsfdf2_cf): Use fdmove instead of f%&move.
4328 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4329 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4331 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4333 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4336 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4338 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4339 (coldfire_single_format): Declare.
4340 (coldfire_double_format): Likewise.
4341 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4342 of qnan_msb_set to determine the lower bits of a canonical
4344 (encode_ieee_double): Likewise.
4345 (encode_ieee_quad): Likewise.
4346 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4347 (mips_single_format): Likewise.
4348 (ieee_double_format): Likewise.
4349 (mips_double_format): Likewise.
4350 (ieee_extended_motorola_format): Likewise.
4351 (ieee_extended_intel_96_format): Likewise.
4352 (ieee_extended_intel_128_format): Likewise.
4353 (ieee_extended_intel_96_round_53_format): Likewise.
4354 (ibm_extended_format): Likewise.
4355 (mips_extended_format): Likewise.
4356 (ieee_quad_format): Likewise.
4357 (mips_quad_format): Likewise.
4358 (vax_f_format): Likewise.
4359 (vax_d_format): Likewise.
4360 (vax_g_format): Likewise.
4361 (i370_single_format): Likewise.
4362 (i370_double_format): Likewise.
4363 (decimal_single_format): Likewise.
4364 (decimal_double_format): Likewise.
4365 (decimal_quad_format): Likewise.
4366 (c4x_single_format): Likewise.
4367 (c4x_extended_format): Likewise.
4368 (real_internal_format): Likewise.
4369 (coldfire_single_format): New real_format.
4370 (coldfire_double_format): Likewise.
4371 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4372 canonical_nan_lsbs_set.
4373 (pdp11_d_format): Likewise.
4374 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4375 if TARGET_COLDFIRE_CPU.
4377 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4379 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4380 (output_call, m68k_legitimize_call_address): Declare.
4381 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4382 parenthesees. Add support for a 'W' constraint.
4383 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4384 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4385 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4386 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4388 (override_options): Initialize them. Do not set flag_no_function_cse
4389 for TARGET_ID_SHARED_LIBRARY.
4390 (m68k_output_pic_call): Delete.
4391 (m68k_legitimize_call_address): New function.
4392 (print_operand): Remove the %o prefix. Handle the %p prefix.
4393 (output_call): New function.
4394 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4395 target address from the GOT if symbolic jumps are not allowed.
4396 * config/m68k/m68k.md (call, general_operand): Do not set
4397 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4398 Merge separate flag_pic and !flag_pic define_insns into...
4399 (*call, *call_value): ...these new patterns. Match the address
4400 rather than the containing MEM and require it to be a call_operand.
4401 Use output_call to generate the asm template.
4402 * config/m68k/predicates.md (const_call_operand): New predicate.
4403 (call_operand): Likewise.
4405 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4407 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4408 (STACK_GROWS_DOWNWARD): Define to 1.
4409 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4410 comments, emphasizing that these values are only defaults.
4411 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4412 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4414 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4416 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4418 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4419 Richard Sandiford <richard@codesourcery.com>
4421 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4422 (FP_REGNO_P): New macros.
4423 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4424 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4425 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4426 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4428 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4430 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4431 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4433 * config/m68k/t-floatlib: New file, extracting common code from...
4434 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4435 * config/m68k/t-uclinux: Here.
4436 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4437 routines on ColdFire targets.
4439 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4441 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4442 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4443 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4444 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4445 explicitly set MOTOROLA to 1.
4446 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4448 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4449 Nathan Sidwell <nathan@codesourcery.com>
4451 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4452 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4453 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4454 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4455 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4456 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4457 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4458 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4459 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4460 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4461 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4462 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4463 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4464 (DBX_REGISTER_NUMBER): Delete.
4465 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4466 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4467 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4469 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4471 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4472 * config/flat.h: New file.
4473 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4475 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4476 indirect references for -msep-data or -mid-shared-library.
4477 Do not use PC-relative code addresses either.
4478 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4480 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4481 for shared libraries and crt1.o for executables. Use crti.o and
4483 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4484 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4485 Do not add -elf2flt or -shared-lib-id options here.
4486 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4487 Pass -shared-lib-id if -mid-shared-library, taking the library
4488 identifier from -mshared-library-id if given, otherwise
4490 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4491 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4492 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4493 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4494 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4495 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4497 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4498 jump sequence for ISA A and ISA A+.
4499 (PICJUMP): Likewise.
4501 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4503 * config.gcc (m68k-*-uclinux*): Base the port on the common
4504 and m68k GNU/Linux files rather than on the generic ELF ones.
4505 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4506 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4508 2007-01-18 Julian Brown <julian@codesourcery.com>
4509 Richard Sandiford <richard@codesourcery.com>
4511 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4512 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4513 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4515 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4517 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4519 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4521 * doc/install.texi: Document m68k-uclinuxoldabi.
4522 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4523 * config/m68k/uclinux-oldabi.h: New file, copied from
4524 config/m68k/uclinux.h.
4526 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4528 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4529 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4530 (m32r_compute_frame_size): Use unsigned for regno.
4531 (m32r_reload_lr): Use gen_frame_mem.
4533 (m32r_output_function_epilogue): Don't output the function epilogue
4535 (m32r_expand_epilogue): New.
4536 (direct_return): Return false if the function has the interrupt
4538 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4539 * config/m32r/m32r.md (epilogue): New expander.
4540 (return_lr, return_rte): New insns.
4541 (return): Make it expander.
4542 (return_normal): New expander.
4544 2007-01-18 Josh Conner <jconner@apple.com>
4547 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4548 support for UNLE, UNLT, UNGE, and UNGT.
4550 2007-01-18 Jan Hubicka <jh@suse.cz>
4552 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4553 * tree-tailcall (add_virtual_phis): Likewise.
4554 (optimize_tail_call): Return TODOs.
4555 (execute_tail_calls): Return TODOs.
4556 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4557 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4560 Cleanup cfg using TODO.
4561 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4562 * passes.c (execute_function_todo): When cleanup did something, remove
4564 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4565 (make_edges): Don't cleanup_cfg.
4567 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4569 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4570 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4571 operate on the top of stack.
4572 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4573 register handling of instructions that output to the second
4575 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4576 (move_for_stack_reg): Special-case check for dead destination
4577 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4579 * config/i386/i386.md (UNSPEC_TAN): New constant.
4580 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4581 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4582 to correctly model move of constant 1.0 to top stack slot.
4583 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4584 (unnamed peephole2 pattern): Remove corresponding peephole2
4585 pattern that optimizes tan insn and loading of constant 1.0.
4586 (tanxf2): Use fptanxf4_i387.
4587 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4588 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4589 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4590 disable patterns for SSE math.
4591 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4592 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4594 2007-01-18 Dirk Mueller <dmueller@suse.de>
4595 Richard Guenther <rguenther@suse.de>
4598 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4599 * common.opt (Warray-bounds): Add new warning option.
4600 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4602 * Makefile.in: make tree-vrp.o depend on toplev.h
4603 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4605 (check_array_refs, check_array_bounds, check_array_ref): New.
4607 2007-01-18 Jan Hubicka <jh@suse.cz>
4609 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4610 (execute_ssa_ccp): Return flags conditionally.
4611 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4613 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4615 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4617 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4618 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4620 * Makefile.c (GTFILES): Add cfglayout.h.
4621 * gengtype.c (open_base_files): Likewise.
4622 * cfglayout.c (cfg_layout_function_footer,
4623 cfg_layout_function_header) Reindent to make gengtype happy.
4624 * cfglayout.h (cfg_layout_function_footer,
4625 cfg_layout_function_header): Add GTY(()) marker.
4627 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4629 2007-01-18 Ben Elliston <bje@au.ibm.com>
4631 * genautomata.c (write_automata): Include xstrerror output in the
4632 error message if writing the DFA description file fails.
4634 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4636 * config/mips/mips-protos.h (mips_output_external): Make it
4638 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4639 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4640 (extern_list): Likewise.
4641 (extern_head): Likewise.
4642 (TARGET_ASM_FILE_END): Likewise.
4643 (mips_file_end): Likewise.
4644 (mips_output_external): Rewritten.
4646 2007-01-18 Ben Elliston <bje@au.ibm.com>
4648 * genpreds.c (write_insn_preds_c): Only write out the function
4649 body for regclass_for_constraint if we have register constraints.
4651 2007-01-17 Tom Tromey <tromey@redhat.com>
4653 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4654 * doc/install.texi (Testing): Use sourceware.org.
4655 (Binaries): Likewise.
4656 (Specific): Likewise.
4657 * doc/contrib.texi (Contributors): Use sourceware.org.
4659 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4661 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4662 (AVR_ENHANCED): Rename to ...
4663 (AVR_HAVE_MUL): ... new.
4664 (avr_enhanced_p): Rename to ...
4665 (avr_have_mul_p): ... new.
4666 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4667 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4668 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4669 (avr_have_mul_p): ... new.
4670 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4671 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4672 'avr_enhanced_p' and 'enhanced'.
4673 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4674 AVR_HAVE_MUL instead of AVR_ENHANCED.
4675 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4676 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4677 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4678 instead of AVR_ENHANCED.
4679 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4680 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4681 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4683 2007-01-17 Ian Lance Taylor <iant@google.com>
4685 * vec.h (VEC_reserve_exact): Define.
4686 (vec_gc_p_reserve_exact): Declare.
4687 (vec_gc_o_reserve_exact): Declare.
4688 (vec_heap_p_reserve_exact): Declare.
4689 (vec_heap_o_reserve_exact): Declare.
4690 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4692 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4694 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4695 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4696 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4697 * vec.c (calculate_allocation): Add exact parameter. Change all
4699 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4700 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4701 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4702 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4703 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4704 (vec_heap_p_reserve_exact): New function.
4705 (vec_heap_o_reserve_exact): New function.
4707 2007-01-17 Jan Hubicka <jh@suse.cz>
4709 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4711 2007-01-17 Eric Christopher <echristo@apple.com>
4713 * config.gcc: Support core2 processor.
4715 2007-01-16 Jan Hubicka <jh@suse.cz>
4717 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4718 the names, just unlink the chain so we don't crash on dangling pointers
4721 2007-01-16 Jan Hubicka <jh@suse.cz>
4723 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4724 * tree-pass.h: Reorder to make IPA passes appear toegher.
4725 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4726 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4727 parameters, do not call early inliner.
4728 * ipa-inline.c: Update comments. Include tree-flow.h
4729 (cgraph_decide_inlining): Do not compute inlining parameters.
4730 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4731 be called with function context set up.
4732 (pass_ipa_inline): Remove unreachable functions before pass.
4733 (cgraph_early_inlining): Simplify assuming to be called from the
4735 (pass_early_inline): New pass.
4736 (cgraph_gate_ipa_early_inlining): New gate.
4737 (pass_ipa_early_inline): Turn into simple wrapper.
4738 (compute_inline_parameters): New function.
4739 (gate_inline_passes): New gate.
4740 (pass_inline_parameters): New pass.
4741 (apply_inline): Move here from tree-optimize.c
4742 (pass_apply_inline): New pass.
4743 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4745 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4747 (tree_function_versioning): Do not allocate dummy struct function.
4748 * tree-inline.h (optimize_inline_calls): Update prototype.
4749 * tree-optimize.c (execute_fixup_cfg): Export.
4750 (pass_fixup_cfg): Remove
4751 (tree_rest_of_compilation): Do not apply inlines.
4752 * tree-flow.h (execute_fixup_cfg): Declare.
4753 * Makefile.in (gt-passes.c): New.
4754 * passes.c: Include gt-passes.h
4755 (init_optimization_passes): New passes.
4756 (nnodes, order): New static vars.
4757 (do_per_function_toporder): New function.
4758 (execute_one_pass): Dump current pass here.
4759 (execute_ipa_pass_list): Don't dump current pass here.
4761 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4763 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4764 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4766 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4768 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4769 (strong_alias): Define.
4770 (__gcc_qmul): Provide non-FMA for soft-float.
4776 (__gcc_qunord): New.
4786 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4787 soft-float functions.
4788 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4789 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4790 about long double soft float.
4792 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4793 Tehila Meyzels <tehila@il.ibm.com>
4795 * tree-vectorizer.h (is_pattern_stmt_p): New.
4796 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4797 formatting (tabs instead of spaces). Cleanup and clarify setting
4798 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4799 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4800 (vectorizable_type_demotion): Check that types are integral.
4801 (vectorizable_type_promotion): Likewise.
4802 (vectorizable_store): Fix typo. Eliminate new-line at end of
4805 2007-01-16 Jan Hubicka <jh@suse.cz>
4807 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4810 2007-01-15 Eric Christopher <echristo@apple.com>
4812 * ifcvt.c: Include vec.h, vecprim.h.
4813 (check_cond_move_block): New argument regs.
4814 Reorganize. Add registers used to regs.
4815 (cond_move_process_if_block): Use regs set above as
4818 2007-01-15 Eric Christopher <echristo@apple.com>
4820 * config/darwin.h: Update copyright.
4821 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4822 (LINK_COMMAND_SPEC): Add -u.
4823 (LINK_SPEC): Fix umbrella for above.
4825 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4827 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4830 2007-01-15 Tom Tromey <tromey@redhat.com>
4832 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4833 * doc/install.texi (Testing): Don't mention jacks.
4834 (Configuration): Document --enable-java-maintainer-mode. Move
4835 --with-java-home to libgcj-specific section. Document
4837 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4839 2007-01-15 Jan Hubicka <jh@suse.cz>
4841 * tree-ssa-dce.c (DCE_TODOs): New.
4842 (propagate_necessity): Return if something changed.
4843 (eliminate_unnecessary_stmts): Likewise.
4844 (perform_tree_ssa_dce): Return TODO flags when needed.
4845 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4847 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4849 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4850 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4851 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4852 patterns using X87MODEF12 mode macro. Extend operand 1
4853 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4854 (log10<mode>2): Ditto.
4855 (log2<mode>2): Ditto.
4856 (log1p<mode>2): Ditto.
4857 (logb<mode>2): Ditto.
4858 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4859 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4860 (*fxtractxf3_i387): Rename from *fxtractxf3.
4861 (fxtract_extend<mode>xf3_i387): New insn pattern.
4862 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4863 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4864 and gen_fyl2xxf3_i387().
4866 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4868 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4869 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4870 get_loop_exit_edges. Changed return type to bool.
4871 * cfgloop.h (fix_loop_placement): Declaration removed.
4873 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4875 * param.h (MIN_VECT_LOOP_BOUND): New.
4876 * params.def (MIN_VECT_LOOP_BOUND): New.
4877 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4878 argument - minimum threshold for number of iterations.
4879 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4880 argument to declaration.
4881 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4882 MIN_VECT_LOOP_BOUND.
4883 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4884 slpeel_tree_peel_loop_to_edge with additional argument.
4885 (vect_do_peeling_for_alignment): Likewise.
4886 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4888 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4891 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4894 2007-01-14 Jan Hubicka <jh@suse.cz>
4896 * tree-dfa.c (remove_referenced_var): New function.
4897 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4898 prune referenced vars list too.
4899 * tree-flow.h (remove_referenced_var): Declare.
4901 2007-01-14 Jan Hubicka <jh@suse.cz>
4903 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4905 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4906 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4907 * except.h (verify_eh_throw_table_statements): Kill prototype.
4908 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4909 into call exrepssions.
4910 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4912 * tree-cfg.c: Include pointer-set.h.
4913 (verify_node_sharing): Work on pointer set.
4914 (verify_eh_throw_stmt_node): New.
4915 (verify_stmts): Use pointers sets, verify throw_stmt.
4917 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4919 * ipa-reference.c (analyze_function): Consider also addresses taken
4922 2007-01-12 Roger Sayle <roger@eyesopen.com>
4924 * c-typeck.c (null_pointer_constant_p): Replace use of
4925 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4926 (build_c_cast): Likewise.
4928 2007-01-12 Roger Sayle <roger@eyesopen.com>
4930 * tree.h (force_fit_type_double): Remove unused final argument.
4931 * c-common.c (constant_expression_warning): Replace use of
4932 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4933 (convert_and_check): Likewise.
4934 (shorten_compare): Update call to force_fit_type_double.
4935 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4936 * convert.c (convert_to_pointer): Update call to
4937 force_fit_type_double.
4938 * fold-const.c (force_fit_type_double): Remove overflowed_const
4940 (int_const_binop, fold_convert_const_int_from_int,
4941 fold_convert_const_int_from_real, fold_div_compare,
4942 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4943 fold_abs_const, fold_not_const): Remove the final argument from
4944 calls to force_fit_type_double.
4946 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4948 * configure.ac: Set insn to "nop" for spu-*-* also.
4949 * configure: Regenerate.
4951 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4953 * builtins.def : Add BUILT_IN_FREE.
4955 2007-01-12 Jan Hubicka <jh@suse.cz>
4957 PR tree-optimization/30443
4958 * tree-inline.c (tree_function_versioning): Do not optimize when
4959 cloning for inlining.
4961 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4963 * doc/loop.texi: Document recording of loop exits.
4964 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4965 (update_single_exits_after_duplication,
4966 update_single_exit_for_duplicated_loop,
4967 update_single_exit_for_duplicated_loops): Removed.
4968 (duplicate_loop_to_header_edge): Do not call
4969 update_single_exits_after_duplication and
4970 update_single_exit_for_duplicated_loops.
4971 (loop_version): Do not update single_exit information.
4972 (fix_loop_structure): Use record_loop_exits instead of
4973 mark_single_exit_loops.
4974 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4975 the lists of loop exits.
4976 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4977 split_edge, merge_blocks): Update the lists of loop exits.
4978 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4979 loop_optimizer_init.
4980 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4981 of mark_single_exit_loops.
4982 (loop_optimizer_finalize): Call release_recorded_exits.
4983 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4984 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4985 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4986 update single exit information.
4987 * lambda-code.c (perfect_nestify): Ditto.
4988 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4989 (mark_single_exit_loops): Removed.
4990 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4991 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4992 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4994 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4995 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4996 (verify_loop_structure): Verify consistency of the exit lists.
4997 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4998 (set_single_exit): Removed.
4999 * cfgloop.h (struct loop_exit): New function.
5000 (struct loop): single_exit_ field replaced by exits field.
5001 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5002 (struct loops): Added exits hash.
5003 (mark_single_exit_loops, set_single_exit): Declaration removed.
5004 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5006 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5008 * doc/invoke.texi: Avoid use of @headitem.
5010 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5012 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5014 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5016 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5019 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5020 Richard Sandiford <richard@codesourcery.com>
5022 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5023 * config/m68k/m68k.opt: Resort options.
5024 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5026 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5027 Richard Sandiford <richard@codesourcery.com>
5029 * doc/invoke.texi: Document the macros that are defined by
5030 m68k's -mtune and -mhard-float options.
5031 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5032 (m68k_cpp_cpu_family): Likewise.
5033 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5034 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5035 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5036 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5037 (m68k_cpp_cpu_family): Likewise.
5039 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5041 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5042 macros besides mc68000 as tuning macros. Use a switch statement
5043 to set them and mcpu32.
5045 2007-01-12 Julian Brown <julian@codesourcery.com>
5047 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5048 (TARGET_68040_ONLY): Rename to...
5049 (TARGET_68040): ...this.
5050 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5051 * config/m68k/m68k.md: Likewise.
5053 2007-01-12 Julian Brown <julian@codesourcery.com>
5054 Nathan Sidwell <nathan@codesourcery.com>
5055 Richard Sandiford <richard@codesourcery.com>
5057 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5058 the -mcpu= argument associated with the --with-cpu setting.
5059 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5060 if different from the one implied by the -mcpu setting.
5061 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5062 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5063 * doc/invoke.texi: Mention ColdFire in the introduction to the
5064 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5065 -mno-div and -mhard-float options. Make -m68881 a synonym for
5066 -mhard-float. Document the previously-undocumented -m5206e,
5067 -m528x, -m5307 and -m5407 options. Tweak the existing option
5068 documentation for consistency.
5069 * doc/install.texi: Mention new --with-cpu arguments.
5070 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5071 default CPU if neither -mcpu nor -march are specified.
5072 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5073 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5074 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5075 using m68k_tune to decide between families that implement the
5076 same ISA. Use m68k_tune to set __mcfv4e__.
5077 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5078 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5079 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5080 (FL_ISA_C, FL_ISA_MMU): New macros.
5081 (MASK_COLDFIRE): Delete.
5082 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5083 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5084 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5085 (TARGET_HARD_FLOAT): Do not define here.
5086 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5087 (TUNE_68000): New macro.
5088 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5089 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5090 (TUNE_CFV2): Redefine in terms of m68k_tune.
5091 (uarch_type, target_device, fpu_type): New enums.
5092 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5093 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5094 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5095 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5096 (FL_FOR_isa_c): New macros.
5097 (m68k_isa): New enum.
5098 (m68k_target_selection): New structure.
5099 (all_devices, all_isas, all_microarchs): New tables.
5100 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5101 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5102 (MASK_ALL_CPU_BITS): Delete.
5103 (m68k_find_selection): New function.
5104 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5105 Map the legacy target options to a combination of the new ones.
5106 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5107 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5108 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5110 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5111 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5113 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5114 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5115 * config/m68k/m68k-devices.def: New file.
5117 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5118 Nathan Sidwell <nathan@codesourcery.com>
5120 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5121 (SUBTARGET_EXTRA_SPECS): New macros.
5122 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5123 use %(asm_cpu_spec) instead.
5124 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5125 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5126 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5127 (EXTRA_SPECS): Rename to...
5128 (SUBTARGET_EXTRA_SPECS): ...this.
5130 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5131 Richard Sandiford <richard@codesourcery.com>
5132 Julian Brown <julian@codesourcery.com>
5134 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5135 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5136 to the configuration's default CPU.
5137 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5138 Remove default masks.
5139 (m680[012]0-*-*): Set the default with_cpu to the first part of
5141 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5142 (m68k*-*-linux): Extend the --with-cpu handling to...
5143 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5144 and m68010. Don't set target_cpu_default2.
5145 * doc/install.texi: Document --with-cpu for m68k.
5146 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5147 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5148 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5149 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5150 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5151 (ASM_SPEC): Remove use of %(asm_cpu_default).
5152 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5153 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5154 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5155 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5156 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5157 (TARGET_DEFAULT): Delete.
5158 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5159 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5160 (CPP_CPU_SPEC): Delete.
5161 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5162 the appropriate string.
5163 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5164 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5165 (ASM_SPEC): Don't use %(asm_default_spec).
5166 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5167 TARGET_DEFAULT and add MASK_68881.
5168 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5170 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5172 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5173 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5174 MASK_68010 alongside MASK_68020.
5175 * doc/invoke.texi: Document -m68010.
5176 * config/m68k/m68k.opt (m68010): New.
5177 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5179 (TUNE_68010): New macro.
5180 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5181 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5182 (M68K_CPU_m68332): Add MASK_68010.
5183 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5184 fallback definition.
5185 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5187 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5188 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5189 to all entries that use MASK_68020.
5190 (output_move_simode_const, output_move_himode, output_move_qimode)
5191 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5192 instead of TARGET_68020 to select clr behavior. Remove comment
5193 about there being no TARGET_68010.
5194 * config/m68k/m68k.md: Likewise throughout.
5196 2007-01-12 Julian Brown <julian@codesourcery.com>
5198 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5199 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5200 * config/m68k/m68k.md: Likewise.
5202 2007-01-12 Julian Brown <julian@codesourcery.com>
5204 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5205 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5207 2007-01-12 Julian Brown <julian@codesourcery.com>
5209 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5210 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5211 * config/m68k/m68k.md: Likewise.
5213 2007-01-12 Julian Brown <julian@codesourcery.com>
5214 Richard Sandiford <richard@codesourcery.com>
5216 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5217 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5218 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5220 (TARGET_CPU32): Rename to...
5221 (TUNE_CPU32): ...this.
5222 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5223 (TUNE_CFV2): New macros.
5224 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5225 remove conditions that are implied by TARGET_68020.
5226 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5227 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5228 (m68k_output_function_epilogue): Likewise.
5229 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5230 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5231 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5232 non-68000 timings. Refactor multiplication and division costs.
5233 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5234 TUNE_CPU32 instead of TARGET_CPU32.
5235 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5236 and TUNE_68060 instead of TARGET_68060.
5237 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5238 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5240 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5241 && !TARGET_COLDFIRE" to choose between moveq and clr.
5242 Likewise in the unnamed movsf pattern.
5243 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5244 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5247 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5249 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5250 of tabbing before backslashes.
5252 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5254 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5255 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5256 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5258 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5260 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5261 find_interesting_uses_cond.
5262 (find_interesting_uses_cond): Use extract_cond_operands.
5263 (rewrite_use_compare): Use extract_cond_operands and
5264 force_gimple_operand_bsi. Do not call update_stmt.
5265 (determine_use_iv_cost_condition): Use extract_cond_operands.
5266 Return cheaper of using original bound and changing the exit bound.
5268 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5270 PR tree-optimization/29516
5271 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5272 most_expensive_mult_to_index, addr_to_parts,
5273 create_mem_ref, maybe_fold_tmr): Make the type of
5274 fields of TARGET_MEM_REF sizetype.
5275 (move_fixed_address_to_symbol, move_pointer_to_base):
5277 * tree.def (TARGET_MEM_REF): Add comment on types of
5280 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5282 * c-common.c (vector_types_convertible_p): Treat opaque types as
5283 always convertible if they have the same size, but not otherwise.
5285 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5287 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5288 Remove the b_unconditional field.
5289 (noce_try_sign_mask): Do not look at b_unconditional.
5290 (noce_process_if_block): Do not use merge_if_blocks. Update
5291 the CFG here. Do not set b_unconditional.
5292 (cond_move_process_if_block): Likewise.
5293 (find_cond_trap): Likewise.
5294 (check_cond_move_block): Require simple jump insns at the end
5297 2007-01-11 Jan Hubicka <jh@suse.cz>
5299 PR tree-optimization/1046
5300 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5301 when alias info is not ready.
5302 (pass_tail_recursion): Do not require aliasing.
5303 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5304 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5305 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5306 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5307 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5308 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5309 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5311 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5312 When aliasing is not build, mark statement as volatile.
5314 2007-01-11 Tom Tromey <tromey@redhat.com>
5316 PR preprocessor/15185, PR preprocessor/20989:
5317 * doc/cppopts.texi <-MT>: Update description of algorithm for
5318 computing default target.
5319 <-M, -MD>: Reword "basename" text.
5321 2007-01-11 Roger Sayle <roger@eyesopen.com>
5323 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5324 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5325 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5326 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5327 fold_builtin_bswap, real_constp, fold_builtin_pow,
5328 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5329 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5330 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5331 * convert.c (convert_to_pointer): Likewise.
5332 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5333 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5334 const_binop, fold_convert_const_int_from_int,
5335 fold_convert_const_int_from_real,
5336 fold_convert_const_real_from_real, sign_bit_p,
5337 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5338 fold_sign_changed_comparison, fold_unary, fold_comparison,
5339 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5340 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5341 * print-tree.c (print_node_brief, print_node): Likewise.
5342 * stor-layout.c (place_field, layout_type): Likewise.
5343 * tree-chrec.c (keep_cast): Likewise.
5344 * tree.c (build_vector, build_real, build_real_from_int_cst,
5345 build_complex): Likewise.
5347 2007-01-11 Roger Sayle <roger@eyesopen.com>
5349 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5350 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5352 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5354 * configure.ac (strict1_warn): Rename to strict_warn.
5355 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5356 cc_set_by_configure, quoted_cc_set_by_configure,
5357 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5358 all_boot_languages, all_stagestuff): Remove.
5359 (target_list): Remove bootstrap targets.
5360 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5361 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5362 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5363 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5364 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5365 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5366 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5367 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5368 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5369 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5370 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5371 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5372 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5373 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5374 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5375 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5376 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5377 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5378 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5379 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5380 (mostlyclean): Adjust.
5381 (clean, distclean): Don't mention bootstrap stuff.
5382 * configure: Regenerate.
5383 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5384 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5385 treelang/config-lang.in (stagestuff): Remove.
5386 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5387 stageprofile, stagefeedback, stagestuff): Remove mention.
5389 2007-01-11 Nick Clifton <nickc@redhat.com>
5391 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5393 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5394 (mcore_arith_K_S_operand): Run the test for the S constraint not
5395 the test for the M constraint.
5396 (mcore_addsub_operand): Do not accept integer values that are
5397 larger than 32 bits.
5398 * config/mcore/mcore.md: Remove unused constraints from split.
5399 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5401 (allocate_stack): Likewise.
5402 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5403 operands to 32 bits.
5404 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5406 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5407 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5408 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5409 mcore_output_bclri, mcore_output_andn, output_inline_const,
5410 mcore_output_move, mcore_output_movedouble): Likewise.
5411 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5412 (output_inline_const): Likewise.
5413 (output_inline_const): Fix format strings used in sprintf
5415 * config/mcore/mcore-protos.h: Update prototypes for changed
5416 functions in mcore.c.
5417 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5418 HOST_WIDE_INT and not int.
5419 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5420 CONST_OK_FOR_N): Likewise.
5421 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5422 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5425 2007-01-10 Jan Hubicka <jh@suse.cz>
5427 * tree-vrp.c (remove_range_assertions): Release defs.
5428 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5429 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5431 2007-01-10 Paul Brook <paul@codesourcery.com>
5433 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5434 * config/arm/arm.md (mulsi3subsi): New insn.
5436 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5438 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5439 (tree_transform_and_unroll_loop): New.
5440 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5443 2007-01-10 Robert Kennedy <jimbob@google.com>
5445 * fold-const.c (fold_comparison): Fold comparisons like (x *
5446 1000 < 0) to (x < 0).
5448 2007-01-10 Ian Lance Taylor <iant@google.com>
5450 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5451 operands have the same priority.
5453 2007-01-10 Tom Tromey <tromey@redhat.com>
5455 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5456 (fold_binary): Likewise.
5457 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5458 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5459 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5460 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5461 * langhooks.h (struct lang_hooks): Removed field
5462 'can_use_bit_fields_p'.
5464 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5466 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5468 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5470 * function.c (get_last_funcdef_no): New function.
5471 * function.h (get_last_funcdef_no): Declare.
5472 * tree-inline.c (initialize_cfun): Add initialization.
5473 (tree_function_versioning): Cleanup.
5475 2007-01-10 Jan Hubicka <jh@suse.cz>
5477 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5480 2007-01-10 Sa Liu <saliu@de.ibm.com>
5481 Ben Elliston <bje@au.ibm.com>
5483 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5484 for SAVE_NONLOCAL and Pmode for any other save level.
5485 * spu-protos.h (spu_restore_stack_block): Declare.
5486 * spu.md (save_stack_block): Remove.
5487 (restore_stack_block): Call spu_restore_stack_block.
5488 * spu.c (spu_restore_stack_block): New function.
5489 (spu_expand_epilogue): Remove old comment.
5491 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5493 PR tree-optimization/30322
5494 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5495 (cand_value_at): Return the value as aff_tree.
5496 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5497 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5498 aff_combination_mult): New functions.
5499 (aff_combination_add): Use aff_combination_add_cst.
5500 (aff_combination_convert): Allow conversions to a wider type.
5501 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5502 * tree-affine.h (aff_combination_mult): Declare.
5504 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5506 * doc/tm.texi: Update documentation to reflect reality of exec
5507 and start file search behaviours. Update copyright year.
5508 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5509 header file directories.
5511 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5513 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5514 (*cosxf2): Rename to cosxf2_i387.
5515 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5516 using X87MODEF12 mode macro. Rename patterns to
5517 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5519 (*cosdf2, *cossf2): Ditto.
5520 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5521 to match extended input operands.
5522 (sincos<mode>3): New expander.
5523 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5524 insn patterns and corresponding splitters.
5526 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5528 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5529 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5531 2007-01-09 Nicolas Pitre <nico@cam.org>
5534 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5536 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5538 * target.h (struct gcc_target): New field library_rtti_comdat.
5539 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5540 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5541 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5542 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5544 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5546 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5548 2007-01-08 Richard Guenther <rguenther@suse.de>
5550 * tree.h (force_fit_type_double): Export.
5551 (force_fit_type): Remove.
5552 * fold-const.c (force_fit_type_double): New function.
5553 (force_fit_type): Remove.
5554 (int_const_binop): Use it.
5555 (fold_convert_const_int_from_int): Likewise.
5556 (fold_convert_const_int_from_real): Likewise.
5557 (fold_div_compare): Likewise.
5558 (fold_sign_changed_comparison): Likewise.
5559 (fold_unary): Likewise.
5560 (fold_negate_const): Likewise.
5561 (fold_abs_const): Likewise.
5562 (fold_not_const): Likewise.
5563 * c-common.c (shorten_compare): Use force_fit_type_double.
5564 * convert.c (convert_to_pointer): Likewise.
5566 2007-01-08 Richard Guenther <rguenther@suse.de>
5568 * tree.h (build_int_cst_wide_type): Export.
5569 * tree.c (build_int_cst_wide_type): New function.
5570 (build_int_cst_wide): Fix comment.
5571 * builtins.c (fold_builtin_object_size): Use build_int_cst
5572 to build -1 or 0 of the correct type. Use fit_double_type
5573 to check for overflow.
5574 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5576 (decode_field_reference): Likewise.
5577 (all_ones_mask_p): Likewise.
5578 (native_interpret_int): Use build_int_cst_wide_type.
5579 (fold_binary): Use build_int_cst_type to build an all-ones
5581 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5583 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5585 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5587 2007-01-09 Ben Elliston <bje@au.ibm.com>
5589 * genautomata.c (STATS_OPTION): New option.
5590 (stats_flag): New flag.
5591 (gen_automata_option): Handle it.
5592 (initiate_automaton_gen): Ditto.
5593 (write_automata): Output statistics only if stats_flag is
5594 set. Likewise, output time statistics only if time_flag is set.
5595 * doc/md.texi (Processor pipeline description): Document new flag.
5597 2007-01-08 Richard Guenther <rguenther@suse.de>
5599 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5600 * tree.c (build_int_cst_type): Likewise.
5601 (size_in_bytes): Don't call force_fit_type on the result.
5602 (int_fits_type_p): Use fit_double_type.
5603 * fold-const.c (fit_double_type): New function.
5604 (force_fit_type): Use it.
5605 * tree.h (fit_double_type): Export.
5607 2007-01-08 Jan Hubicka <jh@suse.cz>
5609 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5610 * ipa.c (function_and_variable_visibility): Fix return type.
5612 2007-01-08 Richard Guenther <rguenther@suse.de>
5614 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5615 of offset to build the index.
5616 * tree-pretty-print.c (dump_generic_node): Don't build negated
5617 const just for printing.
5618 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5619 * builtins.c (fold_builtin_int_roundingfn): Check if result
5620 fits the type by using force_fit_type and comparing the result.
5621 * predict.c (predict_loops): Use compare_tree_int for comparison.
5622 * tree.c (build_int_cst): Fall back to integer_type_node for
5624 (build_int_cst_wide): Assert type is non-null.
5626 2007-01-08 Roberto Costa <roberto.costa@st.com>
5628 * tree-vrp.c (extract_range_from_cond_expr): New.
5629 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5630 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5632 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5633 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5634 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5635 used as expressions.
5636 * tree-object-size.c (cond_expr_object_size): New.
5637 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5639 2007-01-08 Jan Hubicka <jh@suse.cz>
5641 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5642 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5645 2007-01-08 Richard Guenther <rguenther@suse.de>
5647 PR tree-optimization/23603
5648 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5649 (extract_range_from_binary): Fall back to truthvalue instead of
5650 varying for TRUTH_*_EXPR.
5651 (extract_range_from_comparison): Fall back to truthvalue instead of
5653 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5654 if all visited PHI values were constant.
5656 2007-01-08 Jan Hubicka <jh@suse.cz>
5658 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5659 (cgraph_analyze_function): break out from ...
5660 (cgraph_finalize_compilation_unit): ... here.
5661 (cgraph_expand_function): Remove forgoten commented out line.
5662 (cgraph_optimize): Analyze functions.
5664 2007-01-08 Jan Hubicka <jh@suse.cz>
5666 * tree-pas.h (TODO_remove_function): New flag.
5667 (TODO_update*): Renumber.
5668 (pass_ipa_increase_alignment,
5669 pass_ipa_function_and_variable_visibility): New passes.
5670 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5671 (cgraph_function_and_variable_visibility): Move to ipa.c
5672 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5673 cgraph_increase_alignment.
5674 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5675 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5676 calling tree-inline.
5677 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5678 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5679 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5680 (gate_increase_alignment): New function.
5681 (pass_ipa_increase_alignment): New pass.
5682 * ipa.c: Inline tree-pass.h and timevar.h
5683 (function_and_variable_visibility): Move here from cgraphunit.c
5684 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5685 * passes.c (init_optimization_passes): Add the two new passes.
5686 (execute_todo): Handle cgraph_remove_functions.
5688 2007-01-08 Nick Clifton <nickc@redhat.com>
5690 * config/frv/predicates.md (reg_or_0_operand): Accept
5693 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5695 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5696 * config.gcc: Add bfin*-rtems*.
5698 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5700 * c.opt: Add -flax-vector-conversions.
5701 * c-typeck.c (convert_for_assignment): Pass flag to
5702 vector_types_convertible_p to allow emission of note.
5703 (digest_init): Likewise.
5704 * c-opts.c: Handle -flax-vector-conversions.
5705 * c-common.c (flag_lax_vector_conversions): New.
5706 (vector_types_convertible_p): Unless -flax-vector conversions
5707 has been passed, disallow conversions between vectors with
5708 differing numbers of subparts and/or element types. If such
5709 a conversion is disallowed, possibly emit a note on the first
5710 occasion only to inform the user of -flax-vector-conversions.
5711 The new last argument specifies this.
5712 * c-common.h (flag_lax_vector_conversions): New.
5713 (vector_types_convertible_p): Add extra argument.
5714 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5715 char_type_node for V*QI type vectors.
5716 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5717 Update to satisfy new typechecking rules.
5718 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5720 * doc/invoke.texi (C Dialect Options): Document
5721 -flax-vector-conversions.
5723 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5725 PR tree-optimization/29877
5726 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5727 a register variable on the RHS to not be replaceable.
5729 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5730 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5731 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5732 const_simm15, const_pow2, const_npow2): Added.
5733 * config/score/misc.md (insv, extv, extzv, movmemsi,
5734 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5735 * config/score/score.c (score_address_cost, score_select_cc_mode):
5737 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5738 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5739 Update score_print_operand.
5740 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5741 Adjust register allocate order and update some macro define.
5742 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5743 mdx_block_move_straight, mdx_block_move_loop_head,
5744 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5745 mdx_block_move): Added.
5746 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5747 mdp_limm): Updated and fix some bug and typo.
5748 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5749 (movsf, movdf, doloop_end): Added.
5751 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5753 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5754 config/arm/thumb2.md: Fix comment typos.
5755 * doc/extend.texi: Fix a typo.
5757 2007-01-07 Eric Christopher <echristo@apple.com>
5759 * configure.ac: Check for __stack_chk_fail for darwin.
5760 * configure: Regenerate.
5762 2007-01-07 Richard Guenther <rguenther@suse.de>
5764 * tree-vrp.c (extract_range_from_assert): CSE calls to
5765 compare_values where possible.
5766 (extract_range_from_unary_expr): Likewise.
5768 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5770 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5771 * config/avr/avr.c (call_insn_operand): Delete function.
5772 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5773 instead of register number. Use predicates.
5774 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5775 call_insn_operand): Add.
5777 2007-01-06 Jan Hubicka <jh@suse.cz>
5779 * tree-pass.h (pass_build_cgraph_edges): Declare.
5780 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5781 (visited_nodes): Remove.
5782 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5783 build_cgrpah_edges; make visited_nodes local.
5784 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5785 (record_references_in_initializer): Move to cgraphbuild.c
5786 (initialize_inline_failed, rebuild_cgraph_edges,
5787 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5788 (verify_cgraph_node): Make visited_nodes local.
5789 (cgraph_analyze_function): Do not call cgraph_create_edges and
5790 initialize_inline_failed.
5791 (cgraph_expand_function): Do not call cgraph_lower_function;
5792 assert that function is already lowered.
5793 * Makefile.in (cgraphbuild.o): New.
5794 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5795 at the end of lowering passes.
5797 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5799 * ifcvt.c (cond_move_convert_if_block): New function, code
5800 factored out from...
5801 (cond_move_process_if_block): ...here. Call the new function
5802 on the THEN and ELSE blocks.
5803 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5804 already takes care of this.
5806 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5809 * tree.h (TREE_OVERFLOW_P): New.
5810 * c-typeck.c (parser_build_unary_op): Warn only if result
5811 overflowed and operands did not.
5812 (parser_build_binary_op): Likewise.
5813 (convert_for_assignment): Remove redundant overflow_warning.
5814 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5816 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5818 * c-typeck.c (store_init_value): Split over two lines to follow
5819 the GNU coding style.
5821 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5823 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5824 __GXX_EXPERIMENTAL_CXX0X__.
5825 * doc/cpp.texi: Same.
5827 2007-01-05 Richard Guenther <rguenther@suse.de>
5830 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5831 with mismatched types. Instead explicitly build a
5832 conversion NOP_EXPR.
5834 2007-01-05 Ian Lance Taylor <iant@google.com>
5836 * c-common.c (decl_with_nonnull_addr_p): New function.
5837 (c_common_truthvalue_conversion): Call it.
5838 * c-typeck.c (build_binary_op): Likewise.
5839 * c-common.h (decl_with_nonnull_addr_p): Declare.
5841 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5844 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5847 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5849 * doc/install.texi (Final install): Document the fact that
5850 the GNAT runtime should not be stripped.
5852 2007-01-04 Jan Hubicka <jh@suse.cz>
5854 * tree-inline.c (fold_marked_statements): Update operand caches
5855 and EH after folding
5857 2007-01-04 Ian Lance Taylor <iant@google.com>
5859 * c-common.c (check_function_nonnull): Whitespace fix.
5861 2007-01-04 Jan Hubicka <jh@suse.cz>
5863 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5864 comitted older version of patch.
5865 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5866 function, celanup cfg and collect garbage.
5868 2007-01-04 Mike Stump <mrs@apple.com>
5870 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5873 2007-01-04 Eric Christopher <echristo@apple.com>
5875 * libgcc2.c (__bswapsi2): Use SItype.
5876 (__bswapdi2): Use DItype.
5877 * libgcc2.h: Update for above.
5879 2007-01-04 Paul Brook <paul@codesourcery.com>
5881 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5882 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5883 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5884 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5885 umulsi3_highpart): Make conditional on !arm_arch6.
5886 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5887 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5888 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5889 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5890 umulsi3_highpart_v6): New insns.
5892 2007-01-04 Roger Sayle <roger@eyesopen.com>
5894 * fold-const.c (fold_convert): When casting an expression to void,
5895 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5896 have a type. Instead of attempting to build a NOP_EXPR, return
5897 these "special" trees directly.
5899 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5901 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5902 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5903 rs6000_cost->fp not 0 as adjustment for outer NEG.
5905 2007-01-04 Jan Hubicka <jh@suse.cz>
5907 * cgraph.c (cgraph_release_function_body): New function.
5908 (cgraph_remove_node): Use it.
5909 * cgraph.h (cgraph_release_function_body): Declare.
5910 * cgraphunit.c (cgraph_expand_function): Use it.
5911 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5912 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5913 is initialized and while compilation of other function is running.
5914 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5915 statement CFG annotations from here to ...
5916 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5918 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5920 * cfgloop.h (enum li_flags): Make the constants powers of two.
5922 2007-01-04 Jan Hubicka <jh@suse.cz>
5924 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5926 (fold_marked_statements): New function.
5927 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5928 * tree-inline.h (copy_body_data): Add statements_to_fold.
5930 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5932 * config.gcc: Mention libgcc/config.host.
5933 * Makefile.in: Update comments mentioning libgcc.
5934 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5935 (all.cross, start.encap, rest.encap, rest.cross): Update
5936 dependencies for libgcc move.
5937 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5938 (clean-target, clean-target-libgcc): Delete.
5939 (srcdirify, GCC_EXTRA_PARTS): New macros.
5940 (libgcc-support, libgcc.mvars): New rules.
5941 (distclean): Remove mention of mklibgcc.
5942 (install): Don't reference INSTALL_LIBGCC.
5943 (install-common): Don't reference EXTRA_PARTS.
5944 (install-libgcc, install-multilib): Delete rules.
5945 * mklibgcc.in: Delete file.
5946 * doc/configfiles.texi: Don't mention mklibgcc.
5948 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5949 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5950 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5951 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5952 (mklibgcc, ldblspecs): Likewise.
5954 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5955 (posixpre.def): Use $(T).
5956 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5957 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5958 (SHLIB_LINK): Make dummy.
5959 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5961 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5963 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5964 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5965 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5966 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5968 * configure.ac (all_outputs): Remove mklibgcc.
5969 * configure: Regenerated.
5971 2007-01-03 Josh Conner <jconner@apple.com>
5974 * calls.c (compute_argument_addresses): Set stack and stack_slot
5975 for partial args, too.
5976 (store_one_arg): Use locate.size.constant for the size when
5977 generating a save_area.
5979 2007-01-03 Robert Kennedy <jimbob@google.com>
5981 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5982 whose definitions are deleted due to basic block merging.
5984 2007-01-03 Paul Brook <paul@codesourcery.com>
5987 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5989 (use_return_insn): Return 0 for Thumb interrupt functions.
5990 (print_multi_reg): Add rfe argument for IRQ returns.
5991 (arm_output_epilogue): Pop interrupt return address directly into PC.
5992 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5994 2007-01-03 Paul Brook <paul@codesourcery.com>
5996 Merge from sourcerygxx-4_1.
5997 * config/arm/thumb2.md: New file.
5998 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6000 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6001 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6002 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6003 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6005 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6006 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6008 * config/arm/ieee754-sf.S: Ditto.
6009 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6010 (thumb1_base_register_rtx_p): ... to this.
6011 (thumb_index_register_rtx_p): Rename...
6012 (thumb1_index_register_rtx_p): ... to this.
6013 (thumb_output_function_prologue): Rename...
6014 (thumb1_output_function_prologue): ... to this.
6015 (thumb_legitimate_address_p): Rename...
6016 (thumb1_legitimate_address_p): ... to this.
6017 (thumb_rtx_costs): Rename...
6018 (thumb1_rtx_costs): ... to this.
6019 (thumb_compute_save_reg_mask): Rename...
6020 (thumb1_compute_save_reg_mask): ... to this.
6021 (thumb_final_prescan_insn): Rename...
6022 (thumb1_final_prescan_insn): ... to this.
6023 (thumb_expand_epilogue): Rename...
6024 (thumb1_expand_epilogue): ... to this.
6025 (arm_unwind_emit_stm): Rename...
6026 (arm_unwind_emit_sequence): ... to this.
6027 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6028 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6029 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6030 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6031 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6032 thumb2_output_casesi): New functions.
6033 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6034 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6035 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6036 THUMB2_WORK_REGS): Define.
6037 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6038 arm_condexec_mask, arm_condexec_masklen)): New variables.
6039 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6040 (arm_override_options): Check new CPU capabilities.
6041 Set new architecture flag variables.
6042 (arm_isr_value): Handle v7m interrupt functions.
6043 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6045 (const_ok_for_arm): Handle Thumb-2 constants.
6046 (arm_gen_constant): Ditto. Use movw when available.
6047 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6049 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6050 (thumb_find_work_register, arm_load_pic_register,
6051 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6052 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6053 print_multi_reg, output_mov_long_double_fpa_from_arm,
6054 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6055 output_mov_double_fpa_from_arm, output_move_double,
6056 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6057 output_return_instruction, arm_output_function_prologue,
6058 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6059 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6060 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6061 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6062 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6063 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6065 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6066 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6067 (arm_file_start): Output directive for unified syntax.
6068 (arm_unwind_emit_set): Handle stack alignment instruction.
6069 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6070 Add v6t2, v7, v7a, v7r and v7m.
6071 (RETLDM): Add Thumb-2 code.
6072 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6073 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6074 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6075 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6076 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6077 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6078 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6079 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6080 ADJUST_INSN_LENGTH): Define.
6081 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6082 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6083 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6084 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6085 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6086 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6087 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6088 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6089 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6090 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6091 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6092 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6093 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6094 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6095 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6096 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6097 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6099 * config/arm/arm-tune.md: Regenerate.
6100 * config/arm/arm-protos.h: Update prototypes.
6101 * config/arm/vfp.md: Enable patterns for Thumb-2.
6102 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6103 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6104 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6105 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6106 * config/arm/libunwind.S: Add Thumb-2 code.
6107 * config/arm/constraints.md: Update include Thumb-2.
6108 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6109 * config/arm/ieee754-df.S: Ditto.
6110 * config/arm/bpabi.S: Ditto.
6111 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6112 * config/arm/predicates.md (low_register_operand,
6113 low_reg_or_int_operand, thumb_16bit_operator): New.
6114 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6115 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6116 * config/arm/t-arm-elf: Add armv7 multilib.
6117 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6119 (UNSPEC_STACK_ALIGN, ce_count): New.
6120 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6121 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6123 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6124 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6125 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6126 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6127 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6128 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6130 * doc/extend.texi: Document ARMv7-M interrupt functions.
6131 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6133 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6135 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6136 (struct _Unwind_Context): Rename args_size to flags, remove
6137 signal_frame field, add a new args_size field and version field.
6138 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6139 _Unwind_IsExtendedContext): New inline functions.
6140 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6141 Assume by_value array is only present if _Unwind_IsExtendedContext.
6142 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6143 _Unwind_IsSignalFrame.
6144 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6145 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6146 (uw_init_context_1): Initialize context->flags to
6147 EXTENDED_CONTEXT_BIT.
6148 * config/rs6000/linux-unwind.h (frob_update_context): Use
6149 _Unwind_SetSignalFrame.
6151 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6154 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6155 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6158 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6160 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6161 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6162 RET, AT_SP): Remove.
6163 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6166 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6167 * cfgbuild.c (find_basic_blocks): Likewise.
6168 * cfgrtl.c (rtl_create_basic_block): Likewise.
6169 * function.c (temp_slots_at_level): Likewise.
6170 * reg-stack.c (stack_regs_mentioned): Likewise.
6171 * regclass.c (allocate_reg_info): Likewise.
6172 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6173 set_bb_for_stmt, move_block_to_fn): Likewise.
6174 * tree-complex.c (tree_lower_complex): Likewise.
6175 * vec.h (VEC_safe_grow_cleared): New.
6177 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6179 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6181 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6182 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6184 * cfgloopmanip.c (scale_loop_frequencies): Export.
6185 (loopify): Scale the frequencies by prescribed coefficients.
6186 (set_zero_probability): New function.
6187 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6188 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6189 and frequencies according to arguments.
6190 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6192 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6193 * modulo-sched.c (sms_schedule): Set probabilities for entering
6194 versioned loop correctly.
6195 * tree-vect-transform.c (vect_transform_loop): Ditto.
6196 * cfgloop.h (loopify, loop_version): Declaration changed.
6197 (scale_loop_frequencies): Declared.
6199 2007-01-02 Jan Hubicka <jh@suse.cz>
6201 * cgraph.c: Include tree-flow.h
6202 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6204 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6205 * tree-pass.h (pass_all_early_optimizations): Declare.
6206 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6208 (cgraph_analyze_function): Do early_local_passes.
6209 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6210 Do not add referenced vars.
6211 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6213 (gate_all_early_local_passes): New gate.
6214 (pass_early_local_passes): Use new gate.
6215 (execute_early_local_optimizations): New functions.
6216 (gate_all_early_optimizations): New gate.
6217 (pass_all_early_optimizations): New pass.
6218 (execute_free_datastructures): Free SSA only when initialized.
6219 (gate_init_datastructures): Init only when optimizing.
6220 (tree_lowering_passes): Do early local passes when called late.
6221 * tree-profile.c (do_tree_profiling): Don't profile functions added
6223 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6224 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6226 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6227 during early_local_passes.
6228 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6231 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6233 * Makefile.in: Update copyright year.
6235 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6237 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6238 in $(lang_checks) and check-consistency targets.
6240 2007-01-02 Jan Hubicka <jh@suse.cz>
6242 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6243 Do not add referenced vars.
6244 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6246 * passes.c (init_optimization_passes): Put mudflap_2 after
6247 free_datastructures.
6249 2007-01-02 Jan Hubicka <jh@suse.cz>
6251 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6252 Set NOTHROW flag on call statements proved to be nothrow.
6253 Update statement of local calls so new pure/const functions are
6254 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6256 (tree_rest_of_compilation): Register hooks and initialize bitmap
6257 early. Do not set after_inlining flag.
6259 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6261 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6262 HOST_BITS_PER_LONGLONG
6264 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6267 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6268 warning for non-static initializers.
6270 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6272 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6273 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6274 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6275 Always use set_unique_reg_note to add REG_EQUAL notes.
6277 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6280 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6282 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6283 * cfgbuild.c (find_basic_blocks): Likewise.
6284 * cfgrtl.c (rtl_create_basic_block): Likewise.
6285 * function.c (temp_slots_at_level): Likewise.
6286 * reg-stack.c (stack_regs_mentioned): Likewise.
6287 * regclass.c (allocate_reg_info): Likewise.
6288 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6289 set_bb_for_stmt, move_block_to_fn): Likewise.
6290 * tree-complex.c (tree_lower_complex): Likewise.
6291 * vec.h (VEC_safe_grow_cleared): New.
6293 2007-01-02 Ian Lance Taylor <iant@google.com>
6295 * c-common.c (c_common_truthvalue_conversion): When warning about
6296 using an assignment as a truth value, set TREE_NO_WARNING.
6298 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6301 * c.opt (Wold-style-declaration): New.
6302 * doc/invoke.texi (C-only Warning Options): New.
6303 (Wold-style-declaration): Document it.
6304 (Wextra): Enabled by -Wextra.
6305 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6306 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6307 -Wold-style-declaration.
6309 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6311 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6312 * cfgbuild.c (find_basic_blocks): Likewise.
6313 * cfgrtl.c (rtl_create_basic_block): Likewise.
6314 * function.c (temp_slots_at_level): Likewise.
6315 * reg-stack.c (stack_regs_mentioned): Likewise.
6316 * regclass.c (allocate_reg_info): Likewise.
6317 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6318 set_bb_for_stmt, move_block_to_fn): Likewise.
6319 * tree-complex.c (tree_lower_complex): Likewise.
6320 * vec.h (VEC_safe_grow_cleared): New.
6322 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6324 * c-common.c (c_common_nodes_and_builtins): Since variants of
6325 void_type_node get built before it is given a name, we need to
6326 give those variants the name, too.
6327 (complete_array_type): We need to work with the canonical main
6328 type of the array, from which we will build the qualified version.
6329 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6330 * print-tree.c (print_node): Display canonical type information
6332 * stor-layout.c (layout_type): When we don't know the
6333 alignment of a type for which we're building an array, we end up
6334 guessing wrong, so make the type require structural equality.
6335 * tree.c (make_node_stat): When we build a new type, it is its
6337 (build_type_attribute_qual_variant): When building an attribute
6338 variant, its canonical type is the non-attribute variant. However,
6339 if the attributes are target-dependent and they differ, we need to
6340 use structural equality checks for this type.
6341 (build_qualified_type): A qualified type is not equivalent to its
6342 unqualified variant; set the canonical type appropriately.
6343 (build_distinct_type_copy): When building a distinct type from
6344 another type, the new type is its own canonical type.
6345 (build_variant_type_copy): When building a new type variant, we
6346 assume that it is equivalent to the original type.
6347 (build_pointer_type_for_mode): When building a pointer type, also
6348 build a canonical type pointer.
6349 (build_reference_type_for_mode): When building a reference type,
6350 also build a canonical type reference.
6351 (build_index_type): When we can't hash an index type (e.g.,
6352 because its maximum value is negative), the index type requires
6353 structural equality tests.
6354 (build_array_type): Build the canonical form of an array type.
6355 (build_function_type): Function types require structural equality,
6356 because they contain default arguments, attributes, etc.
6357 (build_method_type_directly): Ditto for method types.
6358 (build_offset_type): Build the canonical offset type.
6359 (build_complex_type): Build the canonical vector type.
6360 (make_vector_type): Build the canonical vector type.
6361 * tree.h (TYPE_CANONICAL): New.
6362 (TYPE_STRUCTURAL_EQUALITY_P): New.
6363 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6364 (struct tree_type): Added "canonical" field.
6365 * params.h (VERIFY_CANONICAL_TYPES): New.
6366 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6367 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6368 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6369 * doc/invoke.texi (verify-canonical-types): Document --param
6370 parameter for verifying canonical types.
6372 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6374 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6375 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6376 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6377 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6379 * config/rs6000/e500.h: New.
6380 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6381 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6383 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6384 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6385 TARGET_E500_DOUBLE): Remove.
6386 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6387 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6388 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6389 * config/rs6000/rs6000.c (rs6000_override_options): Use
6392 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6394 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6395 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6396 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6397 rs6000_emit_cmove): Don't check TARGET_E500.
6398 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6399 sordered): Don't check TARGET_E500.
6401 2007-01-01 Eric Christopher <echristo@apple.com>
6403 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6404 HARD_REGISTER_NUM_P.
6406 2007-01-01 Roger Sayle <roger@eyesopen.com>
6408 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6409 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6410 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6413 2007-01-01 Mike Stump <mrs@apple.com>
6415 * configure.ac: Remove support for building with Apple's gcc-3.1.
6417 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6420 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6421 REG is a hard register. Do not modify REG before calling
6423 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6424 multiple of the size of YMODE for certain lowpart cases.
6426 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6429 * gimplify (voidify_wrapper_expr): Update for
6432 2007-01-01 Andreas Schwab <schwab@suse.de>
6435 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6436 save of BR0 in extra_spill_size instead of spill_size.
6437 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6439 (ia64_expand_epilogue): Restore BR0 from its new location.
6441 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6443 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6444 Use a temporary variable if the left hand side is not a gimple
6447 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6449 * gimplify.c (gimplify_return_expr): Make the temporary variable
6450 for the return expression, a gimple register variable.
6452 2007-01-01 Jan Hubicka <jh@suse.cz>
6454 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6457 2007-01-01 Mike Stump <mrs@apple.com>
6459 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6461 * config/darwin.c (machopic_select_rtx_section): Use
6463 (darwin_mergeable_constant_section): Likewise.
6464 * configure: Regenerate.
6465 * config.in: Regenerate.
6467 2007-01-01 Jan Hubicka <jh@suse.cz>
6468 Andrew Pinski <pinskia@gmail.com>
6470 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6471 before starting IPA passes.