1 2007-02-22 Michael Matz <matz@suse.de
4 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7 2007-02-22 Ian Lance Taylor <iant@google.com>
10 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11 (mem_loc_descriptor): Call it.
13 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
14 Ira Rosen <irar@il.ibm.com>
16 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18 2007-02-22 Ira Rosen <irar@il.ibm.com>
20 PR tree-optimization/30843
21 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22 stores only after all the group is vectorized.
24 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26 PR tree-optimization/30858
27 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
28 in the reduction cycle have a single use in the loop.
29 * tree-vectorizer.h (relevant): Add documentation.
31 2007-02-20 Mike Stump <mrs@apple.com>
33 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
34 * configure: Regenerate.
36 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
38 Change the defaults of some parameters and options.
39 * config/spu/spu-protos.h (spu_optimization_options): Declare.
40 * config/spu/spu.c (spu_optimization_options): Add.
41 (spu_override_options): Change params in spu_optimization_options.
42 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
44 Register 127 is only 16 byte aligned when used as a frame pointer.
45 * config/spu/spu-protos.h (spu_init_expanders): Declare.
46 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
47 HARD_FRAME_POINTER_REGNUM.
48 (spu_legitimate_address): Use regno_aligned_for_reload.
49 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
50 aligned when frame_pointer_needed is true.
51 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
53 * config/spu/spu.h (INIT_EXPANDERS): Define.
55 Make sure shift and rotate instructions have valid immediate operands.
56 * config/spu/predicates.md (spu_shift_operand): Remove.
57 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
58 * config/spu/constraints.md (W, O): Extend range.
59 * config/spu/spu.md (umask, nmask): Define.
60 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
61 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
62 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
63 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
64 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
65 (lshr<mode>3_reg): Fix rtl description.
67 Make sure mulhisi immediate operands are valid.
68 * config/spu/predicates.md (imm_K_operand): Add.
69 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
71 Generate constants using fsmbi and andi.
72 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
73 (print_operand, spu_split_immediate, classify_immediate,
74 fsmbi_const_p): Handle IC_FSMBI2.
76 Correctly handle a CONST_VECTOR containing symbols.
77 * config/spu/spu.c (print_operand): Handle HIGH correctly.
78 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
79 (immediate_load_p): Allow symbols that use 2 instructions to create.
80 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
81 with symbols when flag_pic is set.
82 (const_vector_immediate_p): New.
83 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
84 accept a CONST_VECTOR with symbols.
85 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
86 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
88 * config/spu/spu.md (high, low): Delete.
91 Remove INTRmode and INTR_REGNUM, which didn't work.
92 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
94 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
95 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
96 peephole2 pattern): Don't use INTR or 131.
98 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
99 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
100 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
101 (UNSPEC_SET_INTR): Add.
102 * config/spu/spu-modes.def (INTR): Remove.
104 More accurate warnings about run-time relocations.
105 * config/spu/spu.c (reloc_diagnostic): Test in_section.
107 Correctly warn about immediate arguments to specific intrinsics.
108 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
109 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
110 the instruction predicate.
112 Fix tree check errors with latest update.
113 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
115 (spu_expand_builtin): Use CALL_EXPR_FN.
117 Add missing specific intrinsics.
118 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
120 * config/spu/spu_internals.h: Ditto.
122 Fix incorrect operand modifiers.
123 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
124 * config/spu/spu.md (xor<mode>3): Change %S to %J.
126 Optimize one case of zero_extend of a vec_select.
127 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
129 Accept any immediate for hbr.
130 * config/spu/spu.md (hbr): Change s constraints to i.
132 2007-02-21 Paul Brook <paul@codesourcery.com>
134 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
135 condexec_count when skipping USE and CLOBBER.
137 2007-02-21 Nick Clifton <nickc@redhat.com>
139 * common.opt (Warray-bounds): Add Warning attribute.
140 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
142 (fsized-zeroes): Add Optimization attribute.
143 (fsplit-wide-types, ftree-scev-cprop): Likewise.
144 * c.opt (Wc++0x-compat): Add Warning attribute.
146 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
149 * reload1.c (eliminate_regs_in_insn): In the single_set special
150 case, attempt to re-recognize the insn before falling back to
151 having reload fix it up.
153 2007-02-20 Eric Christopher <echristo@gmail.com>
155 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
157 (frv_read_iacc_argument): Ditto.
158 (frv_expand_set_builtin): Take a call instead of arglist, update for
160 (frv_expand_unop_builtin): Ditto.
161 (frv_expand_binop_builtin): Ditto.
162 (frv_expand_cut_builtin): Ditto.
163 (frv_expand_binopimm_builtin): Ditto.
164 (frv_expand_voidbinop_builtin): Ditto.
165 (frv_expand_int_void2arg): Ditto.
166 (frv_expand_prefetches): Ditto.
167 (frv_expand_voidtriop_builtin): Ditto.
168 (frv_expand_voidaccop_builtin): Ditto.
169 (frv_expand_load_builtin): Ditto.
170 (frv_expand_store_builtin): Ditto.
171 (frv_expand_mdpackh_builtin): Ditto.
172 (frv_expand_mclracc_builtin): Ditto.
173 (frv_expand_mrdacc_builtin): Ditto.
174 (frv_expand_mwtacc_builtin): Ditto.
175 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
178 2007-02-20 Janis Johnson <janis187@us.ibm.com>
180 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
181 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
183 (HAVE_GAS_DFP): Check for assembler support of decimal floating
185 * configure: Regenerate.
186 * config.in: Regenerate.
187 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
188 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
189 masks to power6 and power6x and to POWERPC_MASKS.
190 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
192 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
193 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
194 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
195 Access PROTOTYPE as variable, not mask.
197 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
199 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
200 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
201 * combine.c (adjust_for_new_dest): Use it.
202 * postreload.c (reload_combine): Likewise.
204 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
206 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
207 notes on an insn with multiple sets, even if single_set returns
208 non-NULL for that insn.
210 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
212 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
215 2007-02-20 Geoffrey Keating <geoffk@apple.com>
217 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
218 if user didn't pass it.
219 * config/i386/darwin.h (CC1_SPEC): Likewise.
220 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
221 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
222 -mmacosx-version-min.
224 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
225 Uros Bizjak <ubizjak@gmail.com>
227 * optabs.h (enum optab_index): Add new OTI_scalb.
228 (scalb_optab): Define corresponding macro.
229 * optabs.c (init_optabs): Initialize scalb_optab.
230 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
232 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
233 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
234 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
235 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
236 flag_unsafe_math_optimizations is set.
238 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
239 to implement scalbf, scalb and scalbl built-ins as inline x87
242 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
243 DJ Delorie <dj@redhat.com>
246 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
247 (diagnostic_report_diagnostic): ... here, and turn them into real
248 errors. If warnings are inhibited, no need to do anything.
250 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
253 better code generation.
255 2007-02-20 Ben Elliston <bje@au.ibm.com>
257 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
259 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
261 * config/alpha/alpha.c, config/alpha/alpha.md,
262 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
263 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
264 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
265 config/arm/lib1funcs.asm: Follow spelling conventions.
267 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
268 config/fr30/fr30.md, config/i386/i386.h,
269 config/iq2000/iq2000.h, config/iq2000/predicates.md,
270 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
271 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
272 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
273 config/rs6000/altivec.md, config/rs6000/rs6000.c,
274 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
275 config/sparc/sparc.c, config/sparc/sparc.h,
276 config/sparc/sparc.md, config/spu/constraints.md,
277 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
280 2007-02-20 Alan Modra <amodra@bigpond.net.au>
283 * varasm.c (use_blocks_for_decl_p): Return false for decls with
286 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
288 * doc/invoke.texi (-ftree-lrs): Remove.
290 2007-02-19 Diego Novillo <dnovillo@redhat.com>
292 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
295 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
297 * config/ia64/ia64.c (ia64_expand_builtin): Use the
298 new CALL_EXPR_FN macro for retrieving the function
299 declaration of the input expression.
301 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
303 * c.opt (Waddress): New.
304 * common.opt (Walways-true): Delete.
305 (Wstring-literal-comparison): Delete.
306 * doc/invoke.texi (Warning Options): Delete -Walways-true and
307 -Wstring-literal-comparison. Add -Waddress.
309 (Walways-true): Delete.
310 (Wstring-literal-comparison): Delete.
311 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
312 consistently instead of -Walways-true in example.
313 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
314 * c-typeck.c (parser_build_binary_op): Replace
315 -Wstring-literal-comparison and -Walways-true with -Waddress.
316 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
319 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
321 * tree-cfg.c (dump_function_to_file): Be prepared for functions
322 without DECL_STRUCT_FUNCTION initialized.
324 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
326 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
327 due to calls to functions taking pointers as parameters.
329 2007-02-19 Richard Henderson <rth@redhat.com>
332 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
335 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
337 * config/s390/s390.c (s390_call_saved_register_used,
338 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
339 accessed to the new scheme.
341 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
343 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
344 (cris_print_index, cris_print_operand, cris_print_operand_address)
345 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
346 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
347 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
349 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
350 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
351 GO_IF_LEGITIMATE_ADDRESS): Ditto.
352 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
353 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
354 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
355 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
356 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
357 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
358 (uminsi3, call, call_value): Ditto.
359 (define_split: indir_to_reg_split, unnamed): Ditto.
361 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
363 PR tree-optimization/30975
364 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
367 2007-02-18 Eric Christopher <echristo@gmail.com>
369 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
370 Remove use of arglist.
371 (mips_expand_builtin): Remove use of arglist, pass in expr.
372 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
373 (mips_expand_builtin_movtf): Ditto.
374 (mips_expand_builtin_compare): Ditto.
376 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
378 * tree-sra.c (sra_build_assignment): Replace assertion
379 checking with a comment explaining why it can't be done.
381 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
384 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
385 during CALL_EXPR representation conversion.
386 * tree-ssa-propagate.c (set_rhs): Likewise.
388 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
390 * tree-sra.c (sra_build_assignment): Disable assertion checking
393 2007-02-18 Roger Sayle <roger@eyesopen.com>
395 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
396 instead of calling build2 with a GIMPLE_MODIFY_STMT.
397 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
399 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
400 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
401 gimplify_init_ctor_eval_range, gimple_push_cleanup,
402 gimplify_omp_for, gimplify_omp_atomic_pipeline,
403 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
404 force_gimple_operand): Likewise.
405 * ipa-cp.c (constant_val_insert): Likewise.
406 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
407 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
408 perfect_nestify): Likewise.
409 * langhooks.c (lhd_omp_assignment): Likewise.
410 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
411 lower_copyprivate_clauses, lower_send_clauses,
412 lower_send_shared_vars, expand_parallel_call,
413 expand_omp_for_generic, expand_omp_for_static_nochunk,
414 expand_omp_for_static_chunk, expand_omp_sections,
415 lower_omp_single_copy, lower_omp_for_lastprivate,
416 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
417 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
418 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
421 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
423 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
424 config/sh/sh.md: Follow spelling conventions.
426 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
427 config/frv/predicates.md: Follow spelling conventions.
429 * config/m68k/linux-unwind.h: Fix a comment typo.
430 * target.h: Follow spelling conventions.
432 2007-02-18 Roger Sayle <roger@eyesopen.com>
434 PR rtl-optimization/28173
435 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
436 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
437 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
438 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
439 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
441 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
443 * builtins.c (fold_builtin_load_exponent): New.
444 (fold_builtin_2): Use it.
446 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
448 PR rtl-optimization/30773
449 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
450 if we fail to attach a REG_EQUIV note.
452 2007-02-18 David Edelsohn <edelsohn@gnu.org>
453 Roger Sayle <roger@eyesopen.com>
455 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
457 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
459 * calls.c (initialize_argument_information): Pass original EXP
460 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
461 code to split complex arguments here, as part of initializing the
463 (expand_call): Remove code that builds a list of arguments and
464 inserts implicit arguments into it. Instead, just count how many
465 implicit arguments there will be so we can determine the size of
466 the ARGS array, and let initialize_argument_information do the work.
467 (split_complex_values): Delete unused function.
469 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
471 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
473 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
475 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
476 for arg pointer based indexed addressing.
478 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
480 * config/ia64/ia64.h, config/ia64/ia64.md,
481 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
482 spelling conventions.
484 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
486 * config/m68k/m68k.c (split_di): New.
487 * config/m68k/m68k-protos.h: Declare split_di.
488 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
489 Improve predicate handling and split constant shifts.
491 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
493 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
494 parameter for register bitfield operations, general predicates
497 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
499 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
500 * config/m68k/linux-unwind.h: New file.
502 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
504 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
505 config/i386/athlon.md, config/ia64/ia64.md,
506 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
507 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
508 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
509 tree-ssa-loop-niter.c, tree-vect-analyze.c,
510 tree-vect-transform.c: Fix comment typos.
512 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
514 * sched-deps.c (find_insn_list): Remove.
515 * sched-int.h: Remove the prototype for find_insn_list.
517 2007-02-16 Geoffrey Keating <geoffk@apple.com>
519 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
521 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
522 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
523 darwin_rs6000_override_options.
524 (C_COMMON_OVERRIDE_OPTIONS): Expect
525 darwin_macosx_version_min to be non-NULL always.
526 (TARGET_C99_FUNCTIONS): Likewise.
527 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
528 (DARWIN_MINVERSION_SPEC): New.
529 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
530 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
532 (DARWIN_MINVERSION_SPEC): New.
533 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
535 * config/darwin-c.c (darwin_cpp_builtins): Expect
536 darwin_macosx_version_min to be non-NULL always.
538 * config/rs6000/rs6000.c: Clean up trailing whitespace.
540 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/i386.h (x86_use_xchgb): New.
543 (TARGET_USE_XCHGB): New macro.
544 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
545 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
546 Split after reload into bswaphi for shifts of 8.
547 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
548 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
549 or when optimizing for size.
551 2007-02-16 Richard Guenther <rguenther@suse.de>
552 Christian Bruel <christian.bruel@st.com>
554 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
555 DECLs but prefer SSA_NAMEs over DECLs.
557 2007-02-16 Richard Guenther <rguenther@suse.de>
559 * tree-flow-inline.h (single_imm_use_p): Remove.
560 (zero_imm_uses_p): Likewise.
561 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
562 instead of single_imm_use_p.
563 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
566 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
569 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
570 nested double- and backquotes.
572 2007-02-15 Roger Sayle <roger@eyesopen.com>
575 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
576 should be unreachable.
577 (build2_stat): Allow construction of MODIFY_EXPR at any time.
578 For the time being redirect GIMPLE_MODIFY_STMT to the new
579 (renamed) build_gimple_modify_stmt_stat.
580 (build2_gimple_stat): Rename to...
581 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
582 Always build a GIMPLE_MODIFY_STMT node.
583 * tree.h (build2_gimple, build2_gimple_stat): Delete.
584 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
587 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
588 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
589 * tree-complex.c (set_component_ssa_name, expand_complex_move,
590 expand_complex_div_wide): Likewise.
591 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
592 * tree-ssa-loop-im.c (schedule_sm): Likewise.
593 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
594 * tree-ssa-loop-manip.c (create_iv): Likewise.
595 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
596 abs_replacement): Likewise.
597 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
598 realify_fake_stores): Likewise.
600 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
601 node rather than a GIMPLE_MODIFY_STMT node.
602 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
603 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
605 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
606 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
609 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
612 * fold-const.c (fold_comparison): Add back the
613 folding of constant complex comparisions.
615 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
618 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
619 effects unknown to this function, return early.
621 2007-02-15 Ian Lance Taylor <iant@google.com>
623 * lower-subreg.c (move_eh_region_note): New static function.
624 (resolve_simple_move): Call it.
625 (decompose_multiword_subregs): Track blocks for which we resolve a
626 simple move which is also a control flow insn. Pass them to
627 find_many_sub_basic_blocks.
628 (pass_lower_subreg): Add TODO_verify_flow.
629 (pass_lower_subreg2): Likewise.
631 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
632 Brooks Moses <brooks.moses@codesourcery.com>
633 Lee Millward <lee.millward@codesourcery.com>
635 * tree.h (enum tree_code_class): Add tcc_vl_exp.
636 (VL_EXP_CLASS_P): New.
637 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
639 (TREE_OPERAND_CHECK_CODE): Likewise.
640 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
641 (TREE_RTL_OPERAND_CHECK): Likewise.
642 (tree_operand_check_failed): Make second parameter the whole tree
643 instead of its code. Fixed callers.
645 (TREE_OPERAND_LENGTH): New.
646 (VL_EXP_OPERAND_LENGTH): New.
648 (CALL_EXPR_STATIC_CHAIN): New.
649 (CALL_EXPR_ARGS): New.
650 (CALL_EXPR_ARG): New.
651 (call_expr_nargs): New.
652 (CALL_EXPR_ARGP): New.
653 (build_nt_call_list): Declare.
654 (build_vl_exp_stat): Declare.
656 (build_call_list): Declare.
657 (build_call_nary): Declare.
658 (build_call_valist): Declare.
659 (build_call_array): Declare.
660 (call_expr_arg): Declare.
661 (call_expr_argp): Declare.
662 (call_expr_arglist): Declare.
663 (fold_build_call_list): Declare.
664 (fold_build_call_list_initializer): Declare.
665 (fold_call_expr): Declare to replace fold_builtin.
666 (fold_builtin_fputs): Update to agree with modified definition.
667 (fold_builtin_strcpy): Likewise.
668 (fold_builtin_strncpy): Likewise.
669 (fold_builtin_memory_chk): Likewise.
670 (fold_builtin_stxcpy_chk): Likewise.
671 (fold_builtin_strncpy_chk): Likewise.
672 (fold_builtin_next_arg): Likewise.
673 (fold_build_call_expr): Declare.
674 (fold_builtin_call_list): Declare.
675 (fold_builtin_call_valist): Declare.
676 (build_call_expr): Declare.
677 (validate_arglist): Update to agree with modified definition.
678 (tree_operand_length): New.
679 (call_expr_arg_iterator): New.
680 (init_call_expr_arg_iterator): New.
681 (next_call_expr_arg): New.
682 (first_call_expr_arg): New.
683 (more_call_expr_args_p): New.
684 (FOR_EACH_CALL_EXPR_ARG): New.
686 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
688 (tree_code_size): Update documentation. Use sizeof (tree) rather
689 than sizeof (char *).
690 (tree_size): Likewise. Add case for tcc_vl_exp.
691 (tree_node_structure): Add case for tcc_vl_exp.
692 (contains_placeholder_p): Likewise.
693 (substitute_in_expr): Likewise.
694 (substitute_placeholder_in_expr): Likewise.
695 (stabilize_reference_1): Likewise.
696 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
697 to diagnose breakage of this interface for constructing CALL_EXPRs.
698 (build_nt): Add similar assertion here.
699 (build_nt_call_list): New.
700 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
701 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
703 (get_callee_fndecl): Use new CALL_EXPR accessors.
704 (tree_operand_check_failed): Change parameters to pass entire node
705 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
706 (process_call_operands): New.
707 (build_vl_exp_stat): New.
708 (build_call_list): New.
709 (build_call_nary): New.
710 (build_call_valist): New.
711 (build_call_array): New.
712 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
713 (call_expr_arglist): New.
715 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
716 tcc_vl_exp instead of a fixed-size tcc_expression.
718 * doc/c-tree.texi (CALL_EXPR): Document new representation and
719 accessors for CALL_EXPRs.
720 (AGGR_INIT_EXPR): Likewise.
722 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
723 Brooks Moses <brooks.moses@codesourcery.com>
724 Lee Millward <lee.millward@codesourcery.com>
726 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
727 (expand_builtin_nonlocal_goto): Change parameter to be entire
728 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
729 (expand_builtin_prefetch): Likewise.
730 (expand_builtin_classify_type): Likewise.
731 (mathfn_built_in): Return NULL_TREE instead of 0.
732 (expand_errno_check): Use new CALL_EXPR accessors.
733 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
734 Return NULL_RTX instead of 0.
735 (expand_builtin_mathfn_2): Likewise.
736 (expand_builtin_mathfn_3): Likewise.
737 (expand_builtin_interclass_mathfn): Likewise.
738 (expand_builtin_sincos): Likewise.
739 (expand_builtin_cexpi): Likewise.
740 (expand_builtin_int_roundingfn): Likewise.
741 (expand_builtin_int_roundingfn_2): Likewise.
742 (expand_builtin_pow): Likewise.
743 (expand_builtin_powi): Likewise.
744 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
745 of arglist, fixing callers appropriately. Use new CALL_EXPR
746 accessors and constructors. Return NULL_RTX instead of 0.
747 (expand_builtin_strstr): Likewise.
748 (expand_builtin_strchr): Likewise.
749 (expand_builtin_strrchr): Likewise.
750 (expand_builtin_strpbrk): Likewise.
751 (expand_builtin_memcpy): Likewise.
752 (expand_builtin_mempcpy): Likewise.
753 (expand_builtin_mempcpy_args): New.
754 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
755 (expand_builtin_memmove_args): New.
756 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
757 (expand_movstr): Likewise.
758 (expand_builtin_strcpy): Likewise.
759 (expand_builtin_strcpy_args): New.
760 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
761 (expand_builtin_strncpy): Likewise.
762 (expand_builtin_memset): Likewise.
763 (expand_builtin_memset_args): New.
764 (expand_builtin_bzero): Similarly to expand_builtin_memset.
765 (expand_builtin_memcmp): Likewise.
766 (expand_builtin_strcmp): Likewise.
767 (expand_builtin_strncmp): Likewise.
768 (expand_builtin_strcat): Likewise.
769 (expand_builtin_strncat): Likewise.
770 (expand_builtin_strspn): Likewise.
771 (expand_builtin_strcspn): Likewise.
772 (expand_builtin_args_info): Likewise.
773 (expand_builtin_va_start): Likewise.
774 (gimplify_va_arg_expr): Likewise.
775 (expand_builtin_va_end): Likewise.
776 (expand_builtin_va_copy): Likewise.
777 (expand_builtin_frame_address): Likewise.
778 (expand_builtin_alloca): Likewise.
779 (expand_builtin_bswap): Likewise.
780 (expand_builtin_unop): Likewise.
781 (expand_builtin_fputs): Likewise.
782 (expand_builtin_expect): Likewise.
783 (expand_builtin_fabs): Likewise.
784 (expand_builtin_copysign): Likewise.
785 (expand_builtin_printf): Likewise.
786 (expand_builtin_fprintf): Likewise.
787 (expand_builtin_sprintf): Likewise.
788 (expand_builtin_init_trampoline): Likewise.
789 (expand_builtin_signbit): Likewise.
790 (expand_builtin_fork_or_exec): Likewise.
791 (expand_builtin_sync_operation): Likewise.
792 (expand_builtin_compare_and_swap): Likewise.
793 (expand_builtin_lock_test_and_set): Likewise.
794 (expand_builtin_lock_release): Likewise.
795 (expand_builtin): Likewise.
796 (builtin_mathfn_code): Likewise.
798 (fold_builtin_constant_p): Pass call arguments individually instead
799 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
800 accessors and constructors. Return NULL_TREE instead of 0.
801 (fold_builtin_expect): Likewise.
802 (fold_builtin_classify_type): Likewise.
803 (fold_builtin_strlen): Likewise.
804 (fold_builtin_nan): Likewise.
805 (integer_valued_real_p): Likewise.
806 (fold_trunc_transparent_mathfn): Likewise.
807 (fold_fixed_mathfn): Likewise.
808 (fold_builtin_cabs): Likewise.
809 (fold_builtin_sqrt): Likewise.
810 (fold_builtin_cbrt): Likewise.
811 (fold_builtin_cos): Likewise.
812 (fold_builtin_cosh): Likewise.
813 (fold_builtin_tan): Likewise.
814 (fold_builtin_sincos): Likewise.
815 (fold_builtin_cexp): Likewise.
816 (fold_builtin_trunc): Likewise.
817 (fold_builtin_floor): Likewise.
818 (fold_builtin_ceil): Likewise.
819 (fold_builtin_round): Likewise.
820 (fold_builtin_int_roundingfn): Likewise.
821 (fold_builtin_bitop): Likewise.
822 (fold_builtin_bswap): Likewise.
823 (fold_builtin_logarithm): Likewise.
824 (fold_builtin_hypot): Likewise.
825 (fold_builtin_pow): Likewise.
826 (fold_builtin_powi): Likewise.
827 (fold_builtin_exponent): Likewise.
828 (fold_builtin_memset): Likewise.
829 (fold_builtin_bzero): Likewise.
830 (fold_builtin_memory_op): Likewise.
831 (fold_builtin_bcopy): Deleted; call site changed to invoke
832 fold_builtin_memory_op directly.
833 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
834 (fold_builtin_strncpy): Likewise.
835 (fold_builtin_memcmp): Likewise.
836 (fold_builtin_strcmp): Likewise.
837 (fold_builtin_strncmp): Likewise.
838 (fold_builtin_signbit): Likewise.
839 (fold_builtin_copysign): Likewise.
840 (fold_builtin_isascii): Likewise.
841 (fold_builtin_toascii): Likewise.
842 (fold_builtin_isdigit): Likewise.
843 (fold_builtin_fabs): Likewise.
844 (fold_builtin_abs): Likewise.
845 (fold_builtin_fmin_fmax): Likewise.
846 (fold_builtin_carg): Likewise.
847 (fold_builtin_classify): Likewise.
848 (fold_builtin_unordered_cmp): Likewise.
850 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
851 New functions split out from fold_builtin_1.
852 (fold_builtin_n): New.
853 (fold_builtin_varargs): New.
854 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
856 (fold_call_expr): New.
857 (build_function_call_expr): Rewrite to use new helper function.
858 (fold_builtin_call_list): New.
859 (build_call_expr): New.
860 (fold_builtin_call_valist): New.
861 (rewrite_call_expr): New.
863 (validate_arglist): Change parameter to be entire CALL_EXPR instead
864 of an arglist. Change return type to bool. Use new CALL_EXPR
867 (fold_builtin_strstr): Pass call arguments individually instead
868 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
869 accessors and constructors. Return NULL_TREE instead of 0.
870 (fold_builtin_strchr): Likewise.
871 (fold_builtin_strrchr): Likewise.
872 (fold_builtin_strpbrk): Likewise.
873 (fold_builtin_strcat): Likewise.
874 (fold_builtin_strncat): Likewise.
875 (fold_builtin_strspn): Likewise.
876 (fold_builtin_strcspn): Likewise.
877 (fold_builtin_fputs): Likewise.
878 (fold_builtin_next_arg): Likewise.
879 (fold_builtin_sprintf): Likewise.
881 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
882 NULL_RTX instead of 0.
883 (expand_builtin_memory_chk): Likewise.
884 (maybe_emit_chk_warning): Likewise.
885 (maybe_emit_sprintf_chk_warning): Likewise.
887 (fold_builtin_object_size): Pass call arguments individually instead
888 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
889 accessors and constructors. Return NULL_TREE instead of 0.
890 (fold_builtin_memory_chk): Likewise.
891 (fold_builtin_stxcpy_chk): Likewise.
892 (fold_builtin_strncpy_chk): Likewise.
893 (fold_builtin_strcat_chk): Likewise.
894 (fold_builtin_strcat_chk): Likewise.
895 (fold_builtin_strncat_chk): Likewise.
896 (fold_builtin_sprintf_chk): Likewise.
897 (fold_builtin_snprintf_chk): Likewise.
898 (fold_builtin_printf): Likewise.
899 (fold_builtin_vprintf): Likewise.
901 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
903 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
904 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
905 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
906 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
907 (fold_unary): Likewise.
908 (fold_binary): Likewise.
909 (fold_ternary): Remove CALL_EXPR case, since they are no longer
911 (fold): Add logic for tcc_vl_exp.
912 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
913 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
914 (fold_build3_stat): Add assertion to flag broken interface for
915 constructing CALL_EXPRs.
916 (fold_build_call_list): New.
917 (fold_build_call_list_initializer): New.
918 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
920 (fold_strip_sign_ops): Likewise.
922 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
923 Brooks Moses <brooks.moses@codesourcery.com>
924 Lee Millward <lee.millward@codesourcery.com>
926 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
927 accessors and dump arguments explicitly.
929 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
931 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
933 (print_call_name): Use new CALL_EXPR accessors.
935 * print-tree.c (print_node): Add case tcc_vl_exp. Print
936 CALL_EXPR arguments explicitly instead of as a list. Use
937 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
939 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
940 (vrp_visit_stmt): Likewise.
942 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
943 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
945 (force_move_till_expr): Likewise.
947 * targhooks.c (default_external_stack_protect_fail): Use
948 build_call_expr instead of build_function_call_expr.
949 (default_hidden_stack_protect_fail): Likewise.
951 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
954 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
955 and walk arguments explicitly.
957 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
958 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
959 (expand_simple_operations): Likewise.
960 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
962 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
964 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
966 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
967 instead of TREE_CODE_LENGTH.
969 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
970 (tree_ic_transform): Likewise.
971 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
972 parameter instead of arglist. Fix callers.
973 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
974 (tree_stringops_transform): Likewise.
975 (tree_indirect_call_to_profile): Likewise.
976 (tree_stringops_values_to_profile): Likewise.
978 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
979 (eliminate_tail_call): Likewise.
981 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
983 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
984 Use TREE_OPERAND_LENGTH and generalize to handle any number of
986 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
988 * omp-low.c (build_omp_barrier): Use build_call_expr.
989 (lower_rec_input_clauses): Likewise.
990 (lower_reduction_clauses): Likewise.
991 (expand_parallel_call): Likewise.
992 (maybe_catch_exception): Likewise.
993 (expand_omp_for_generic): Likewise.
994 (expand_omp_for_static_nochunk): Likewise.
995 (expand_omp_sections): Likewise.
996 (lower_omp_single_simple): Likewise.
997 (lower_omp_single_copy): Likewise.
998 (lower_omp_master): Likewise.
999 (lower_omp_ordered): Likewise.
1000 (lower_omp_critical): Likewise.
1002 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1003 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1005 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1006 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1007 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1009 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1010 and generalize to handle any number of operands.
1011 (chrec_contains_undetermined): Likewise.
1012 (tree_contains_chrecs): Likewise.
1013 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1015 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1017 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1018 fold_call_expr instead of fold_builtin.
1019 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1020 match declarations there.
1021 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1024 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1025 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1027 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1028 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1030 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1033 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1034 (execute_cse_sincos): Use new CALL_EXPR accessors.
1036 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1038 * gimple-low.c (lower_function_body): Use build_call_expr.
1039 (lower_builtin_setjmp): Likewise.
1041 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1042 (set_storage_via_libcall): Likewise.
1043 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1044 instead of TREE_CODE_LENGTH.
1045 (expand_expr_real_1): Use new CALL_EXPR accessors.
1047 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1048 generalize to handle any number of operands.
1049 (TB_parent_eq): Likewise.
1051 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1052 (strip_builtin_expect): Likewise.
1054 * function.c (gimplify_parameters): Use build_call_expr.
1056 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1057 instead of TREE_CODE_LENGTH.
1059 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1060 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1062 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1065 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1066 (gimplify_decl_expr): Likewise.
1067 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1068 Use new CALL_EXPR iterators.
1069 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1070 (gimplify_modify_expr_to_memset): Likewise.
1071 (gimplify_variable_sized_compare): Likewise.
1072 (gimplify_omp_atomic_fetch_op): Likewise.
1073 (gimplify_omp_atomic_pipeline): Likewise.
1074 (gimplify_omp_atomic_mutex): Likewise.
1075 (gimplify_function_tree): Likewise.
1077 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1078 (call_expr_flags): Likewise.
1079 (expand_call): Likewise.
1081 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1082 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1085 * coverage.c (create_coverage): Use build_call_expr.
1087 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1088 (temp_call_expr_obstack): New.
1089 (pool_copy_list): Delete.
1090 (temp_copy_call_expr): New.
1091 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1092 CALL_EXPR accessors. Get rid of special goo for copying argument
1093 lists and use temp_copy_call_expr instead.
1094 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1095 CALL_EXPR accessors.
1096 (create_expression_by_pieces): Likewise. Use build_call_array
1097 to construct the result instead of fold_build3.
1098 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1099 dealing with argument lists.
1100 (init_pre): Remove references to expression_node_pool and
1101 list_node_pool. Init temp_call_expr_obstack instead.
1102 (fini_pre): Remove references to expression_node_pool and
1105 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1106 and walk arguments explicitly instead of as a list.
1108 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1109 (mx_register_decls): Likewise.
1110 (mudflap_register_call): Likewise.
1111 (mudflap_finish_file): Likewise.
1113 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1114 (ipa_callsite_compute_param): Likewise.
1116 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1117 accessors and constructor.
1119 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1120 accessors and constructor.
1121 (convert_tramp_reference): Likewise.
1122 (convert_call_expr): Likewise.
1123 (finalize_nesting_tree_1): Likewise.
1125 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1128 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1130 * tree-inline.c (initialize_inlined_parameters): Pass entire
1131 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1133 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1134 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1136 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1137 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1138 (vectorizable_reduction): Likewise.
1139 (vectorizable_call): Use new CALL_EXPR iterators.
1140 (vectorizable_conversion): Use build_call_expr.
1141 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1142 (vect_gen_widened_results_half): Use build_call_expr.
1143 (vect_setup_realignment): Likewise.
1144 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1146 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1147 (pass_through_call): Likewise.
1148 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1151 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1152 (tree_gen_pow2_profiler): Likewise.
1153 (tree_gen_one_value_profiler): Likewise.
1154 (tree_gen_ic_func_profiler): Likewise.
1155 (tree_gen_average_profiler): Likewise.
1156 (tree_gen_ior_profiler): Likewise.
1158 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1159 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1160 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1162 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1163 of TREE_CODE_LENGTH.
1165 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1166 of TREE_CODE_LENGTH.
1168 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1170 (convert_to_integer): Likewise.
1172 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1175 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1176 Brooks Moses <brooks.moses@codesourcery.com>
1177 Lee Millward <lee.millward@codesourcery.com>
1179 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1181 * config/frv/frv.c (frv_expand_builtin): Likewise.
1182 * config/s390/s390.c (s390_expand_builtin): Likewise.
1184 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1185 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1187 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1188 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1189 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1190 (ix86_expand_store_builtin): Likewise.
1191 (ix86_expand_unop_builtin): Likewise.
1192 (ix86_expand_unop1_builtin): Likewise.
1193 (ix86_expand_sse_compare): Likewise.
1194 (ix86_expand_sse_comi): Likewise.
1195 (ix86_expand_vec_init_builtin): Likewise.
1196 (ix86_expand_vec_ext_builtin): Likewise.
1197 (ix86_expand_vec_set_builtin): Likewise.
1198 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1200 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1201 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1203 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1204 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1205 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1207 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1209 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1210 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1211 arglist. Use new CALL_EXPR accessors. Fix callers.
1212 (altivec_expand_abs_builtin): Likewise.
1213 (rs6000_expand_binop_builtin): Likewise.
1214 (altivec_expand_predicate_builtin): Likewise.
1215 (altivec_expand_lv_builtin): Likewise.
1216 (spe_expand_stv_builtin): Likewise.
1217 (altivec_expand_stv_builtin): Likewise.
1218 (rs6000_expand_ternop_builtin): Likewise.
1219 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1220 (altivec_expand_st_builtin): Likewise.
1221 (altivec_expand_dst_builtin): Likewise.
1222 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1223 arglist. Use new CALL_EXPR accessors. Fix callers.
1224 (altivec_expand_vec_set_builtin): Likewise.
1225 (altivec_expand_vec_ext_builtin): Likewise.
1226 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1227 (spe_expand_builtin): Likewise.
1228 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1229 arglist. Use new CALL_EXPR accessors. Fix callers.
1230 (spe_expand_evsel_builtin): Likewise.
1231 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1232 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1234 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1235 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1236 (arm_expand_unop_builtin): Likewise.
1237 (arm_expand_builtin): Use new CALL_EXPR accessors.
1239 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1242 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1243 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1244 (bfin_expand_unop_builtin): Likewise.
1245 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1247 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1248 Brooks Moses <brooks.moses@codesourcery.com>
1249 Lee Millward <lee.millward@codesourcery.com>
1251 * c-semantics.c (build_stmt): Add internal diagnostic check.
1253 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1254 accessors. Print arguments explicitly instead of as a list.
1256 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1258 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1259 (c_finish_omp_flish): Likewise.
1261 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1262 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1263 instead of TREE_CODE_LENGTH.
1264 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1265 (c_warn_unused_result): Likewise.
1267 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1270 * doc/invoke.texi (Warning Options): Remove
1271 -Werror-implicit-function-declaration.
1272 (Wimplicit-function-declaration): Update description.
1273 * opts.c (common_handle_option): Move handling of -Werror=* to...
1274 (enable_warning_as_error): ...here.
1275 * opts.h (enable_warning_as_error): Declare.
1276 * c-decl.c (implicit_decl_warning): Unless
1277 -Wno-implicit-function-declaration is given, emit a pedwarn if
1278 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1279 * c.opt (Wimplicit-function-declaration): Replace
1280 mesg_implicit_function_declaration with
1281 warn_implicit_function_declaration.
1282 * c-opts.c (c_common_handle_option):
1283 -Werror-implicit-function-declaration is exactly equal as
1284 -Werror=implicit-function-declaration.
1285 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1286 warn_implicit_function_declaration.
1287 (c_common_post_options): -Wimplict-function-declaration is enabled
1288 by default by -std=c99, otherwise is disabled by default.
1289 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1291 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1293 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1294 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1295 former is ignored but not the latter.
1297 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1299 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1300 is made and the reference doesn't use the alias set of its type,
1301 do not create the temporary using that type.
1303 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1305 * jump.c: Remove prototypes for delete_computation and
1306 delete_prior_computation.
1308 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1310 * jump.c (get_label_after): Delete.
1311 (get_label_before, delete_computation, delete_jump,
1312 delete_prior_computation, follow_jumps): Move...
1313 * reorg.c (delete_computation, delete_prior_computation): ... here...
1314 (get_label_before, delete_jump): ... making these static ...
1315 (follow_jumps): ... and simplifying this since it only runs after
1317 * rtl.h (get_label_after, get_label_before, delete_jump,
1318 follow_jumps): Delete prototypes.
1320 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1322 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1324 2007-02-15 Nick Clifton <nickc@redhat.com>
1326 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1327 order to prevent it from being munged by the target.
1329 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1331 * config/i386/i386.md: Remove misleading comment.
1333 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1335 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1336 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1339 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1341 * tree-sra.c (instantiate_missing_elements): Canonicalize
1343 (sra_build_assignment): New.
1344 (generate_copy_inout, generate_element_copy,
1345 generate_element_zero, generate_one_element_init): Use it.
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 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1360 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1362 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1363 types as aggregates not scalars.
1364 * function.c (assign_stack_temp_for_type): Likewise.
1366 2007-02-14 Roger Sayle <roger@eyesopen.com>
1367 Zdenek Dvorak <dvorakz@suse.cz>
1369 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1372 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1374 * passes.c (next_pass_1): Clear the next field of the copied
1377 2007-02-14 Richard Henderson <rth@redhat.com>
1379 * tree-sra.c (early_sra): New.
1380 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1381 (tree_sra_early, pass_sra_early): New.
1382 * tree-pass.h (pass_sra_early): Declare.
1383 * passes.c (init_optimization_passes): Use it.
1385 2007-02-14 Richard Guenther <rguenther@suse.de>
1387 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1389 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1391 PR tree-optimization/30771
1392 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1394 (vect_analyze_operations): Induction phis can now be marked as
1396 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1397 Update documentation accordingly.
1399 2007-02-14 Nick Clifton <nickc@redhat.com>
1401 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1402 most 3 arguments are supported.
1403 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1405 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1407 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1408 Ensure dst->current is valid.
1410 2007-02-13 Paul Brook <paul@codesourcery.com>
1412 * config.gcc: Add arm*-*-uclinux-*eabi.
1413 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1414 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1415 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1416 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1417 (LINK_SPEC): Define.
1419 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1421 * config/arm/uclinux-eabi.h: New file.
1422 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1423 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1426 2007-02-13 Ian Lance Taylor <iant@google.com>
1428 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1429 * flags.h (warn_strict_overflow): Declare.
1430 (enum warn_strict_overflow_code): Define.
1431 (issue_strict_overflow_warning): New static inline function.
1432 * opts.c (warn_strict_overflow): New variable.
1433 (common_handle_option): Handle OPT_Wstrict_overflow and
1434 OPT_Wstrict_overflow_.
1435 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1437 * fold-const.c: Include intl.h.
1438 (fold_deferring_overflow_warnings): New static variable.
1439 (fold_deferred_overflow_warning): New static variable.
1440 (fold_deferred_overflow_code): New static variable.
1441 (fold_defer_overflow_warnings): New function.
1442 (fold_undefer_overflow_warnings): New function.
1443 (fold_undefer_and_ignore_overflow_warnings): New function.
1444 (fold_deferring_overflow_warnings_p): New function.
1445 (fold_overflow_warning): New static function.
1446 (make_range): Add strict_overflow_p parameter. Change all
1448 (extract_muldiv, extract_muldiv_1): Likewise.
1449 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1450 tree_expr_nonnegative_p.
1451 (fold_negate_expr): Call fold_overflow_warning.
1452 (fold_range_test): Likewise.
1453 (fold_comparison): Likewise.
1454 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1455 instead of tree_expr_nonnegative_p.
1456 (tree_expr_nonnegative_warnv_p): Rename from
1457 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1458 (tree_expr_nonnegative_p): New function.
1459 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1460 strict_overflow_p parameter.
1461 (tree_expr_nonzero_p): New function.
1462 * passes.c (verify_interpass_invariants): New static function.
1463 (execute_one_pass): Call it.
1464 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1466 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1467 (estimate_numbers_of_iterations): Likewise.
1468 (scev_probably_wraps_p): Likewise.
1469 * tree-ssa-ccp.c: Include "toplev.h".
1470 (evaluate_stmt): Defer fold overflow warnings until we know we are
1472 (struct fold_stmt_r_data): Add stmt field.
1473 (fold_stmt_r): Defer fold overflow warnings until we know we
1475 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1476 (fold_stmt_inplace): Likewise.
1477 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1478 (cleanup_control_expr_graph): Defer fold overflow warnings until
1479 we know we are going to optimize.
1480 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1481 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1483 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1484 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1485 * tree-ssa-loop-manip.c (create_iv): Likewise.
1486 * c-typeck.c (build_conditional_expr): Likewise.
1487 (build_binary_op): Likewise.
1488 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1489 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1490 (extract_range_from_unary_expr): Likewise.
1491 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1492 assuming that signed overflow does not occur.
1493 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1494 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1495 (fold_defer_overflow_warnings): Declare.
1496 (fold_undefer_overflow_warnings): Declare.
1497 (fold_undefer_and_ignore_overflow_warnings): Declare.
1498 (fold_deferring_overflow_warnings_p): Declare.
1499 (tree_expr_nonzero_warnv_p): Declare.
1500 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1502 (Warning Options): Document -Wstrict-overflow.
1503 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1504 (tree-ssa-ccp.o): Likewise.
1505 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1506 (fold-const.o): Depend on intl.h.
1508 2007-02-13 Ian Lance Taylor <iant@google.com>
1511 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1514 2007-02-13 Stuart Hastings <stuart@apple.com>
1516 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1518 2007-02-13 Richard Henderson <rth@redhat.com>
1520 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1521 handled_component_p before looking for the indirect_ref.
1523 2007-02-13 Richard Henderson <rth@redhat.com>
1525 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1526 remove flags clobber.
1527 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1528 (bswaphi_lowpart): New.
1529 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1530 remove TARGET_BSWAP test. Delete expander of the same name.
1532 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1533 (expand_unop): Use them.
1535 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1538 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1539 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1540 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1541 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1542 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1543 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1544 assembler dialect choice from asm templates.
1546 2007-02-12 Richard Henderson <rth@redhat.com>
1548 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1549 (fixuns_trunc<SSEMODEF>si2): Use it.
1550 * config/i386/sse.md (vec_setv4sf_0): Export.
1551 * config/i386/i386.c (ix86_build_const_vector): Export.
1552 (ix86_split_convert_uns_si_sse): Rename from
1553 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1554 * config/i386/i386-protos.h: Update.
1556 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1559 * c-typeck.c (c_finish_return): Improve warning message.
1561 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1563 * alias.c (find_symbolic_term): Delete unused function.
1565 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1568 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1569 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1571 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1573 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1574 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1575 the function, temporarily point the debug interface to the null one.
1577 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1579 * dwarf2out.c (round_up_to_align): New static function.
1580 (field_byte_offset): Use it to round the offset.
1582 2007-02-12 Richard Henderson <rth@redhat.com>
1584 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1585 (inswl_const): Export.
1587 2007-02-12 Richard Henderson <rth@redhat.com>
1589 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1590 result mode of the libcall, convert back to outmode.
1592 2007-02-12 Roger Sayle <roger@eyesopen.com>
1594 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1595 (bswapdi2): New define_expand to implement 32-bit implementation.
1597 2007-02-12 Nick Clifton <nickc@redhat.com>
1599 * doc/invoke.texi (Overall Options): Document --help=.
1600 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1601 (cc1_options): Pass --help= on to cc1.
1602 (display_help): Add description of --help=.
1603 (process_command): Add code to handle --help=. Allow translated
1604 --help and --target-help switches to be passed on to compiler
1606 (main): Remove unused if statement.
1607 * opts.c (columns): Remove.
1608 (LEFT_COLUMN): Define.
1609 (wrap_help): Add columns argument.
1610 (print_filtered_help): Change parameters to be an include bitmask,
1611 an exclude bitmask, an any bitmask and the column width. Move the
1612 code to display the params list here. Add code to display the
1613 status of options rather than their descriptions if the quiet flag
1615 (print_specific_help): Change parameters to be an include bitmask,
1616 an exclude bitmask and an any bitmask. Move code to look up the
1617 column width here. Decide upon the title for an options listing.
1618 (common_handle_options): Add code to handle --help=. Adapt code
1619 for --help and --target-help to use the revised form of the
1620 print_specific_help function.
1621 (print_help): Delete.
1622 (print_param_help): Delete.
1623 (print_switch): Delete.
1624 * opts.h (cl_lang_count): Add prototype.
1625 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1626 CL_MAX_OPTION_CLASS): New defines.
1627 * optc-gen.awk: Add construction of cl_lang_count.
1628 * c.opt: Add Warning attribute to warning options and Optimization
1629 attribute to optimization options.
1630 * common.opt: Likewise.
1632 Add -fhelp and -ftarget-help as aliases for the transformed --help
1633 and --target-help options.
1634 * opt-functions.awk: Add code to handle Warning and Optimization
1637 2007-02-12 Richard Henderson <rth@redhat.com>
1639 * config/alpha/constraints.md: New file.
1640 * config/alpha/alpha.c: Include tm-constrs.h.
1641 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1642 alpha_extra_constraint): Remove.
1643 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1644 * config/alpha/alpha-protos.h: Update.
1645 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1646 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1647 (EXTRA_CONSTRAINT): Remove.
1648 * config/alpha/alpha.md: Include constraints.md.
1649 (adddi splitter): Use satisfies_constraint_*.
1650 * config/alpha/predicates.md (add_operand): Likewise.
1651 (sext_add_operand, addition_operation): Likewise.
1653 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1655 PR tree-optimization/29145
1656 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1657 in our handling of restrict qualified pointers.
1659 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1662 * doc/invoke.texi (Wunused-value): Update description.
1663 (Wextra): Delete item.
1664 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1665 value of Wunused-value.
1666 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1667 (c_finish_stmt_expr): Don't check extra_warnings.
1668 (emit_side_effect_warnings): The caller is responsible to check
1671 2007-02-11 Roger Sayle <roger@eyesopen.com>
1672 Matt Thomas <matt@3am-software.com>
1674 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1676 2007-02-11 Roger Sayle <roger@eyesopen.com>
1678 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1679 comparisons of POPCOUNT against zero.
1680 (simplify_const_relational_operation): Likewise.
1682 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1684 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1686 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1688 * dwarf2out.c (root_type): Delete unused function.
1690 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1692 * genattrtab.c (contained_in_p): Delete unused function.
1693 (write_expr_attr_cache): Likewise.
1695 2007-02-11 Jan Hubicka <jh@suse.cz>
1697 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1700 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1702 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1703 to add the REG_EQ* note.
1704 * see.c (see_merge_one_use_extension): Likewise.
1705 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1706 turn REG_EQUAL notes into REG_EQUIV notes if the target
1707 register may have more than one set.
1708 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1709 * gcse.c (try_replace_reg): Likewise.
1710 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1711 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1712 more than one REG_EQUIV note.
1713 * reload1.c (gen_reload): Use set_unique_reg_note.
1715 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1718 (ix86_builtin_conversion): New function.
1720 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1723 * tree.h (DECL_REPLACEABLE_P): New macro.
1724 * except.c (set_nothrow_function_flags): Likewise.
1726 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1727 Ira Rosen <irar@il.ibm.com>
1728 Dorit Nuzman <dorit@il.ibm.com>
1730 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1731 * targhooks.c (default_builtin_vectorized_conversion): New.
1732 * targhooks.h (default_builtin_vectorized_function): New declaration.
1733 * target.h (struct vectorize): Add builtin_conversion field.
1734 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1735 stmt_vec_info_type value.
1736 (vectorizable_conversion): New declaration.
1737 * tree-vect-analyze.c (vect_analyze_operations): Add
1738 vectorizable_conversion call.
1739 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1740 * tree-vect-transform.c (vectorizable_conversion): New function.
1741 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1742 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1744 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1745 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1746 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1747 or ALTIVEC_BUILTIN_VCFSX.
1749 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1752 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1753 CONST_DOUBLE and operand 0 is a hard register.
1754 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1755 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1756 is a hard floating-point register.
1758 2007-02-10 Richard Henderson <rth@redhat.com>
1759 Jakub Jelinek <jakub@redhat.com>
1760 Alexandre Oliva <aoliva@redhat.com>
1762 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1763 * builtin-types.def (BT_WORD): Make unsigned.
1764 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1765 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1766 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1767 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1768 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1769 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1771 * expr.c (emutls_var_address): New.
1772 (expand_expr_real_1): Expand emulated tls.
1773 (expand_expr_addr_expr_1): Likewise.
1774 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1775 * output.h (emutls_finish): Declare.
1776 * toplev.c (compile_file): Call it.
1777 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1778 address before wrapping in CONST.
1779 * varasm.c (emutls_htab, emutls_object_type): New.
1780 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1781 (get_emutls_object_name, get_emutls_object_type): New.
1782 (get_emutls_init_templ_addr, emutls_decl): New.
1783 (emutls_common_1, emutls_finish): New.
1784 (assemble_variable): When emulating tls, swap decls; generate
1785 constructor for the emutls objects.
1786 (do_assemble_alias): When emulating tls, swap decl and target name.
1787 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1789 * varpool.c (decide_is_variable_needed): Look at force_output.
1790 Recurse for emulated tls.
1791 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1792 with decide_is_variable_needed.
1793 * emutls.c: New file.
1794 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1795 tls_object for real tls.
1797 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1799 PR rtl-optimization/29599
1800 * reload1.c (eliminate_regs_in_insn): Take the destination
1801 mode into account when computing the offset.
1803 2007-02-09 Stuart Hastings <stuart@apple.com>
1804 Richard Henderson <rth@redhat.com>
1806 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1807 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1808 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1809 fixuns_truncdfhi2): New.
1810 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1811 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1812 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1813 (floatunssidf2): Allow nonimmediate source.
1814 * gcc/config/i386/sse.md (movdi_to_sse): New.
1815 (vec_concatv2di): Drop '*'.
1816 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1817 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1818 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1820 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1821 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1822 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1823 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1824 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1825 ix86_build_const_vector.
1826 (x86_emit_floatuns): Rewrite.
1828 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1830 * genautomata.c (longest_path_length): Delete unused function.
1831 (struct state): Delete unused longest_path_length.
1832 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1833 (get_free_state): Delete unused.
1835 2007-02-09 Jan Hubicka <jh@suse.cz>
1837 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1838 * doc/invoke.texi (inline-unit-growth): Update default value.
1840 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1841 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1842 (rebuild_cgraph_edges): Likewise.
1843 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1844 (dump_cgraph_node): Dump frequencies.
1845 (cgraph_clone_edge): Add frequency scales.
1846 (cgraph_clone_node): Add freuqnecy.
1847 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1848 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1849 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1850 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1851 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1852 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1853 (save_inline_function_body): Likewise.
1854 * ipa-inline.c: inluce rtl.h
1855 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1856 (cgraph_edge_badness): Use frequencies.
1857 (cgraph_decide_recursive_inlining): Update clonning.
1858 (cgraph_decide_inlining_of_small_function): Dump frequency.
1859 * predict.c (estimate_bb_frequencies): Export.
1860 * predict.h (estimate_bb_frequencies): Declare.
1861 * tree-inline.c (copy_bb): Watch overflows.
1862 (expand_call_inline): Update call of cgraph_create_edge.
1863 (optimize_inline_calls): Use TODO flags to update frequnecies.
1864 * passes.h: Include predict.h
1865 (init_optimization_passes): Move profile ahead.
1866 (execute_function_todo): Handle TODO_rebuild_frequencies.
1868 2007-02-09 Roger Sayle <roger@eyesopen.com>
1870 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1871 the insbl or inswl pattern into a register.
1873 2007-02-09 Roger Sayle <roger@eyesopen.com>
1875 * config/ia64/ia64.md (bswapdi2): New define_insn.
1877 2007-02-09 Richard Henderson <rth@redhat.com>
1879 * config/i386/constraints.md (Ym): New constraint.
1880 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1881 (movdi_1_rex64): Split sse and xmm general register moves from
1882 memory move alternatives. Use conditional register constraints.
1883 (movsf_1, movdf_integer): Likewise.
1884 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1885 (movdf_integer_rex64): New.
1886 (pushsf_rex64): Fix output constraints.
1887 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1888 (sse2_stored): Likewise.
1889 (sse2_storeq_rex64): New.
1890 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1891 amd and not generic.
1892 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1893 for optimize_size. Remove SF/DFmode hack.
1895 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1897 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1900 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1901 Richard Sandiford <richard@codesourcery.com>
1903 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1904 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1905 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1906 m68k/t-mlib to tmake_file.
1907 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1908 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1909 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1910 Allow it to be cf or m68k. Set m68k_arch_family. If that
1911 variable is not empty, add t-$m68k_arch_family to tmake_file.
1912 Add t-mlibs to tmake_file.
1913 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1914 * config/m68k/t-cf: New file.
1915 * config/m68k/t-m68k: Likewise.
1916 * config/m68k/t-mlibs: Likewise.
1917 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1918 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1919 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1920 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1921 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1923 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1924 (INSTALL_LIBGCC): Delete.
1925 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1926 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1927 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1928 (M68K_MLIB_CPU): Define.
1929 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1930 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1931 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1933 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1934 Richard Guenther <rguenther@suse.de>
1937 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1938 against INT_MIN/INT_MAX.
1939 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1940 file if a loop is removed.
1942 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1944 * calls.c (store_one_arg): Pass correct alignment to
1945 emit_push_insn for non-BLKmode values.
1946 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1947 unaligned stack slot via a suitably aligned slot.
1949 2007-02-08 DJ Delorie <dj@redhat.com>
1951 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1953 (legal_subregs): Use unsigned char, make const.
1954 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1956 2007-02-08 Paul Brook <paul@codesourcery.com>
1958 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1959 special interworking needed.
1961 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1963 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1964 conditional to __SSE2__.
1965 (Entries below should have been added to first ChangeLog
1966 entry for amdfam10 dated 2007-02-05)
1967 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1969 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1971 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1974 2007-02-08 DJ Delorie <dj@redhat.com>
1976 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1977 * config/m32c/m32c.c (legal_subregs): New.
1978 (m32c_illegal_subreg_p): New.
1979 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1980 unsupported subregs of hard regs.
1982 2007-02-08 Jan Hubicka <jh@suse.cz>
1984 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1985 the same one; always update histograms.
1987 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1989 * passes.c (init_optimization_passes): Tidy comment.
1991 2007-02-08 Roger Sayle <roger@eyesopen.com>
1993 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1994 strip zero_extend, bswap and rotates from POCOUNT's argument.
1995 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1996 zero_extend and rotates from PARITY's argument.
1997 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1998 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1999 of an integer constant at compile-time.
2001 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2004 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2006 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2009 * tree-ssa-live.c (remove_unused_locals): Do not remove
2010 TREE_ADDRESSABLE variables.
2011 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2012 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2013 FOR_CLOBBER. Update all users.
2014 If VAR has an associated alias set, add a virtual operand for
2015 it if no alias is found to conflict with the memory reference.
2017 2007-02-07 Jan Hubicka <jh@suse.cz>
2018 Robert Kidd <rkidd@crhc.uiuc.edu>
2020 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2022 2007-02-07 Ian Lance Taylor <iant@google.com>
2024 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2026 2007-02-07 Roger Sayle <roger@eyesopen.com>
2028 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2029 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2030 tablejumpdi, movsi_to_cr_one): Remove constraints from
2031 define_expand's match_operands.
2033 2007-02-07 Roger Sayle <roger@eyesopen.com>
2035 * global.c (compute_regsets): Move declatation of "i" inside of
2036 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2038 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2041 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2042 of INDIRECT_REF <RESULT_DECL>.
2044 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2046 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2047 Kaz Kojima <kkojima@gcc.gnu.org>
2050 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2052 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2054 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2056 * doc/loop.texi: Document possibility not to perform disambiguation
2057 of loops with multiple latches.
2058 * cfgloopmanip.c (alp_enum_p): Removed.
2059 (add_loop): Handle subloops. Use get_loop_body_with_size.
2060 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2061 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2062 the new forwarder block.
2063 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2064 Handle the case latch is NULL.
2065 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2066 when marking loop exits.
2067 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2069 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2070 disambiguate_loops_with_multiple_latches.
2071 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2072 before fix_loop_structure.
2073 * cfgloop.c: Include pointer-set.h and output.h.
2074 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2075 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2076 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2077 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2078 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2079 disambiguate_multiple_latches, get_loop_body_with_size,
2080 disambiguate_loops_with_multiple_latches): New functions.
2081 (flow_loop_dump): Dump multiple latch edges.
2082 (flow_loop_nodes_find): Handle loops with multiple latches.
2083 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2084 (glb_enum_p): Modified.
2085 (get_loop_body): Use get_loop_body_with_size.
2086 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2087 (AVOID_CFG_MODIFICATIONS): New constant.
2088 (disambiguate_loops_with_multiple_latches, add_loop,
2089 get_loop_body_with_size): Declare.
2090 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2092 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2095 * global.c (compute_regsets): New function.
2096 (global_alloc): Refactored ELIMINABLE_REGSET
2097 and NO_GLOBAL_ALLOC_REGS computation out.
2098 (rest_of_handle_global_alloc): Call compute_regsets()
2099 for non-optimizing case.
2101 2007-02-06 Richard Henderson <rth@redhat.com>
2103 * config/i386/constraints.md (Y2): Rename from Y.
2104 (Yi): New constraint.
2105 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2106 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2107 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2108 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2109 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2110 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2111 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2112 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2113 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2114 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2115 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2116 vec_extractv2si_1): Change Y constraints to Y2.
2117 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2118 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2119 Change Y constraints to Y2.
2120 (sse2_loadld): Change Y constraints to x.
2122 2007-02-06 Roger Sayle <roger@eyesopen.com>
2124 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2125 (parity<mode>2): New define_expand using rs6000_emit_parity.
2126 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2127 rs6000_emit_parity): New functions.
2128 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2129 rs6000_emit_parity): Prototype here.
2131 2007-02-06 Ian Lance Taylor <iant@google.com>
2133 * lower-subreg.c (simple_move_operand): Reject CONST.
2134 (resolve_clobber): Call validate_change rather than directly
2135 assigning to XEXP (pat, 0).
2137 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2139 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2140 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2141 (tree-cfg.o): Remove hashtab.h dependency.
2143 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2144 (struct ivopts_data): Change niters to pointer_map_t.
2145 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2146 (niter_for_exit): Create pointer_map on demand. Change for
2148 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2149 (free_loop_data): Destroy data->niters if created and reset field.
2150 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2151 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2153 * tree-ssa-reassoc.c: Include pointer-set.h.
2154 (bb_rank): Change to long *.
2155 (operand_rank): Change to pointer_map_t.
2156 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2157 (insert_operand_rank): Accept long.
2158 (operand_entry_hash, operand_entry_eq): Remove.
2159 (get_rank): Return long. Adjust for changes above.
2160 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2162 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2164 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2165 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2166 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2168 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2169 directly since it cannot be NULL.
2170 (get_vi_for_tree): Rewrite for pointer_map API.
2171 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2172 (init_alias_vars): Create vi_for_tree as pointer_map.
2173 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2175 * tree-cfg.c: Don't include hashtab.h.
2176 (edge_to_cases): Declare as pointer_map.
2177 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2179 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2180 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2181 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2183 (record_switch_edge): Delete.
2184 (get_cases_for_edge): Adjust for pointer_map API, inline
2185 record_switch_edge (rewritten for new API), remove goto.
2187 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2189 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2190 * tree-nested.c: Include pointer-set.h.
2191 (var_map_elt, var_map_eq, var_map_hash): Delete.
2192 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2194 (nesting_info_bitmap_obstack): New.
2195 (lookup_field_for_decl): Adjust for pointer_map API.
2196 (lookup_tramp_for_decl): Adjust for pointer_map API.
2197 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2198 (get_local_debug_decl): Adjust for pointer_map API.
2199 (convert_nl_goto_reference): Adjust for pointer_map API.
2200 (convert_nl_goto_receiver): Adjust for pointer_map API.
2201 (create_nesting_tree): Create outside GGC space. Create bitmap on
2202 the new obstack. Create field_map and var_map as pointer_maps.
2203 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2205 (lower_nested_functions): Move root here, no need to NULL it.
2206 Initialize and release the obstack.
2208 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2210 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2211 Remove prototypes and make them non-static.
2212 (struct tree_int_map): Remove.
2213 * tree.h (struct tree_int_map): Move here, turning TO into an
2215 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2217 * tree.h (TREE_COMPLEXITY): Remove.
2218 (struct tree_exp): Remove complexity field.
2219 * tree.c (build1_stat): Don't set it.
2221 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2222 Victor Kaplansky <victork@il.ibm.com>
2224 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2225 (vect_is_simple_reduction): Support reduction with induction as
2226 one of the operands.
2227 (vect_is_simple_iv_evolution): Fix formatting.
2228 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2229 formatting. Don't mark induction phis for vectorization.
2230 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2231 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2232 (vect_get_vec_def_for_operand): Support induction.
2233 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2235 (vectorizable_reduction): Support reduction with induction as one of
2237 (vectorizable_type_demotion): Use def-type of stmt argument rather
2238 than dummy def-type.
2240 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2241 flag_tree_scev_cprop.
2242 * common.opt (tree-scev-cprop): New flag.
2244 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2245 call to vect_get_new_vect_var.
2247 2007-02-06 Ira Rosen <irar@il.ibm.com>
2249 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2250 vectype is not NULL.
2251 (vect_pattern_recog_1): Likewise.
2253 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2255 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2256 (fold_negate_expr): Likewise.
2258 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2261 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2262 even if cv-qualification is the same.
2264 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2266 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2267 __enable_execute_stack on completion.
2269 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2271 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2272 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2273 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2274 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2275 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2276 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2277 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2278 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2282 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2283 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2284 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2285 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2286 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2287 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2288 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2289 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2290 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2291 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2292 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2293 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2294 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2295 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2296 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2297 sqrtextenddfxf2_i387): Added amdfam10_decode.
2299 * config/i386/athlon.md (athlon_idirect_amdfam10,
2300 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2301 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2302 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2303 athlon_ivector_store_amdfam10): New define_insn_reservation.
2304 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2307 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2309 * config/i386/athlon.md (athlon_call_amdfam10,
2310 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2311 define_insn_reservation.
2312 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2313 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2314 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2316 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2318 * config/i386/athlon.md (athlon_sseld_amdfam10,
2319 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2320 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2324 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2325 define_insn_reservation.
2326 * config/i386/i386.md (sseins): Added sseins to define_attr type
2327 and define_attr unit.
2328 * config/i386/sse.md: Set type attribute to sseins for insertq
2331 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2333 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2334 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2335 ssecomi_load_amdfam10, ssecomi_amdfam10,
2336 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2337 define_insn_reservation.
2338 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2340 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2342 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2343 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2344 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2345 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2346 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2347 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2348 define_insn_reservation.
2350 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2351 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2352 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2353 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2354 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2358 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2359 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2360 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2361 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2362 athlon_ssemul_load_k8): Added amdfam10.
2364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2366 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2367 (x86_sse_unaligned_move_optimal): New variable.
2369 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2371 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2372 for unaligned vector SSE double/single precision loads for AMDFAM10.
2374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2376 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2377 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2378 Define TARGET_CPU_DEFAULT_amdfam10.
2379 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2380 (processor_type): Add PROCESSOR_AMDFAM10.
2382 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2383 processor_type in config/i386/i386.h.
2384 Enable imul peepholes for TARGET_AMDFAM10.
2386 * config.gcc: Add support for --with-cpu option for amdfam10.
2388 * config/i386/i386.c (amdfam10_cost): New variable.
2389 (m_AMDFAM10): New macro.
2390 (m_ATHLON_K8_AMDFAM10): New macro.
2391 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2392 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2393 x86_promote_QImode, x86_integer_DFmode_moves,
2394 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2395 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2396 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2397 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2398 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2399 Enable/disable for amdfam10.
2400 (override_options): Add amdfam10_cost to processor_target_table.
2401 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2402 processor_alias_table.
2403 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2404 (ix86_adjust_cost): Add code for amdfam10.
2406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2408 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2409 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2410 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2411 * config/i386/i386.h: Add builtin definition for SSE4A.
2412 * config/i386/i386.md: Add support for ABM instructions
2414 * config/i386/sse.md: Add support for SSE4A instructions
2415 (movntss, movntsd, extrq, insertq).
2416 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2417 Add -march=amdfam10 flag.
2418 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2419 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2421 * doc/extend.texi: Add documentation for SSE4A builtins.
2423 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2425 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2427 2007-02-05 Richard Guenther <rguenther@suse.de>
2429 * tree-vectorizer.h (vectorizable_function): Add argument type
2430 argument, change return type.
2431 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2432 * tree-vect-transform.c (vectorizable_function): Handle extra
2433 argument, return vectorized function decl.
2434 (build_vectorized_function_call): Remove.
2435 (vectorizable_call): Handle calls with result and argument types
2436 differing. Handle loop vectorization factor correctly.
2437 * targhooks.c (default_builtin_vectorized_function): Adjust for
2439 * targhooks.h (default_builtin_vectorized_function): Likewise.
2440 * target.h (builtin_vectorized_function): Add argument type
2442 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2443 extra argument, allow vectorizing of lrintf.
2444 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2445 documentation of target hook.
2447 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2450 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2451 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2452 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2454 2007-02-05 Roger Sayle <roger@eyesopen.com>
2456 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2457 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2458 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2459 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2460 before canonicalizing sincos to cexpi.
2461 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2463 2007-02-05 Roger Sayle <roger@eyesopen.com>
2465 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2466 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2467 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2469 2007-02-05 Roger Sayle <roger@eyesopen.com>
2471 * mips-tfile.c (initialize_init_file): Correct endianness test.
2473 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2475 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2478 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2480 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2481 saves in a PARALLEL before the register assignments.
2483 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2485 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2486 DWARF_FRAME_RETURN_COLUMN to be a general register.
2487 * dwarf2out.c (init_return_column_size): New function, split from...
2488 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2489 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2490 to be nongeneral registers.
2491 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2493 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2494 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2496 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2498 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2500 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2502 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2503 (remove_path): Use can_remove_branch_p and remove_branch instead
2504 of loop_delete_branch_edge.
2505 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2506 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2507 Update profile using scale_dominated_blocks_in_loop.
2508 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2509 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2510 (can_remove_branch_p, remove_branch): Declare.
2511 * tree-cfg.c (tree_can_remove_branch_p): New function.
2512 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2513 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2514 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2516 2007-02-05 Jan Hubicka <jh@suse.cz>
2519 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2520 nodes in cgraph, don't remove offline copy of the function.
2522 2007-02-04 Jan Hubicka <jh@suse.cz>
2524 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2525 vectors might cause maybe_lookup_element_for_expr to be called
2526 on non-sra-candidate.
2528 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2530 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2531 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2532 spelling conventions.
2534 2007-02-04 Richard Guenther <rguenther@suse.de>
2537 * fold-const.c (try_move_mult_to_index): Make sure to not
2538 overflow one dimension of a multi-dimensional array access.
2540 2007-02-04 Jan Hubicka <jh@suse.cz>
2542 * passes.c (init_optimization_passes): Reindent.
2544 2007-02-04 Jan Hubicka <jh@suse.cz>
2545 Eric Botcazou <ebotcazou@adacore.com>
2547 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2548 (execute_fixup_cfg): Break out the abnormal goto code.
2549 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2550 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2551 (optimize_inline_calls): Call make_nonlocal_label_edges.
2553 2007-02-04 Jan Hubicka <jh@suse.cz>
2555 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2556 true when something was changed.
2557 (rename_ssa_copies): When something was changed, do
2558 TODO_remove_unused_locals.
2559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2560 add TODO_remove_unused_locals when instruction was removed.
2562 2007-02-04 Jan Hubicka <jh@suse.cz>
2564 * ipa-inline.c (try_inline): Improve debug output; work on already
2566 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2567 call try_inline for already inlined edges too when flattening;
2568 inline also functions that make callee growth but overall unit size
2571 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2573 * config/m32c/bitops.md, config/m32c/jump.md,
2574 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2575 config/m32r/m32r.h, config/m32r/m32r.md,
2576 config/m32r/predicates.md, config/m68hc11/larith.asm,
2577 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2578 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2579 config/mips/mips-protos.h, config/mips/mips.c,
2580 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2581 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2582 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2583 spelling conventions.
2585 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2586 Follow spelling conventions.
2588 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2590 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2591 warn about C++0x compatibility.
2593 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2595 * config/h8300/h8300.c, config/h8300/h8300.h,
2596 config/h8300/h8300.md: Follow spelling conventions.
2598 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2601 * combine.c (try_combine): Do not substitute source operand
2602 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2604 2007-02-03 Jan Hubicka <jh@suse.cz>
2606 PR gcov-profile/30650
2607 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2608 do not divide by zero for never executed counters.
2609 (tree_find_values_to_profile): Fix counters.
2610 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2612 2007-02-03 Ian Lance Taylor <iant@google.com>
2614 * lower-subreg.c (simple_move_operand): New static function,
2615 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2617 (simple_move): Call simple_move_operand.
2618 (find_decomposable_subregs): Add special handling of MEMs.
2619 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2620 meaning of return value. If we see a hard register, test whether
2621 it can store a word_mode value. Change all callers.
2623 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2625 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2626 ftrapv insns and expanders.
2627 (subdi3): Change define_expand operand 1 to arith11_operand, and
2628 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2629 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2630 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2634 * varasm.c (notice_global_symbol): Treat global objects as weak when
2637 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2639 * emit-rtl.c (dconstpi): Delete.
2641 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2642 * real.h (dconstpi): Delete.
2644 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2645 (fold_builtin_hypot): Likewise.
2647 2007-02-03 Tom Tromey <tromey@redhat.com>
2650 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2651 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2653 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2655 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2656 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2657 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2658 config/rs6000/cell.md, config/rs6000/darwin.h,
2659 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2660 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2661 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2662 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2663 typos. Follow spelling conventions.
2664 * doc/invoke.texi: Follow spelling conventions.
2666 2007-02-03 Roger Sayle <roger@eyesopen.com>
2668 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2669 canonicalization transformations that attempt to simplify integer
2670 constant comparisons to become comparisons against zero.
2672 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2674 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2676 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2677 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2679 2007-02-02 Mike Stump <mrs@apple.com>
2681 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2682 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2683 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2684 generate a branch island.
2686 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2688 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2689 (xtensa_legitimate_address_p): New.
2690 (xtensa_legitimize_address): New.
2691 (xtensa_output_addr_const_extra): New.
2692 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2694 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2695 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2696 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2697 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2698 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2699 (xtensa_legitimize_address): New.
2700 (xtensa_output_addr_const_extra): New.
2702 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2704 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2706 2007-02-02 Ian Lance Taylor <iant@google.com>
2708 * expmed.c (expand_divmod): Add comment.
2710 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2712 * emit-rtl.c (renumber_insns): Remove.
2713 * flags.h: Remove the extern for flag_renumber_insns.
2714 * rtl.h: Remove the prototype for renumber_insns.
2715 * toplev.c (flag_renumber_insns): Remove.
2717 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2719 Revert for x86 darwin:
2720 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2722 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2723 code before the following patch under TARGET_MACHO.
2724 (ix86_function_value_regno_p): Likewise.
2726 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2728 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2731 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2734 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2735 general or fp registers. Add comments.
2736 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2738 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2740 * pointer-set.c (insert_aux): Only return insertion slot.
2741 (pointer_set_insert): Adjust.
2742 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2743 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2744 pointer_map_traverse): New.
2745 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2746 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2747 pointer_map_contains, pointer_map_traverse): Declare.
2749 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2752 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2753 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2755 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2757 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2759 (struct _dep): New type.
2760 (dep_t): New typedef.
2761 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2762 (DEP_STATUS): New access macro. The macro with the same name was
2763 renamed to DEP_LINK_STATUS.
2764 (dep_init): Declare function
2766 (struct _dep_link): New type.
2767 (dep_link_t): New typedef.
2768 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2769 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2770 (DEP_LINK_STATUS): New macro.
2771 (debug_dep_links): New debug function.
2773 (struct _deps_list): New type.
2774 (deps_list_t): New typedef.
2775 (DEPS_LIST_FIRST): New access macro.
2776 (FOR_EACH_DEP_LINK): New cycle macro.
2777 (create_deps_list, free_deps_list, delete_deps_list): Declare
2779 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2780 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2781 (copy_deps_list_change_con): Ditto.
2783 (move_dep_link): Declare function.
2785 (struct _dep_node): New type.
2786 (dep_node_t): New typedef.
2787 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2789 (struct haifa_insn_data.back_deps): New field to hold backward
2790 dependencies of the insn.
2791 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2793 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2794 Change its type to deps_list_t.
2795 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2796 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2797 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2799 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2801 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2803 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2805 (dep_cost): Declare.
2807 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2808 (ds_to_dk, dk_to_ds): New functions.
2810 (init_dep_1): New static function.
2811 (init_dep): New function.
2812 (copy_dep): New static function.
2814 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2816 (detach_dep_link): New static function.
2817 (move_dep_link): New function.
2819 (dep_links_consistent_p, dump_dep_links): New static functions.
2820 (debug_dep_links): New debugging function.
2822 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2824 (alloc_deps_list, init_deps_list): New static functions.
2825 (create_deps_list): New function.
2826 (clear_deps_list): New static function.
2827 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2828 (deps_list_consistent_p, dump_deps_list): New static functions.
2829 (debug_deps_list): New function.
2830 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2832 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2834 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2835 use new scheduler dependencies lists.
2836 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2837 (sched_analyze): Ditto. Initialize dependencies lists.
2838 (add_forw_dep, compute_forward_dependences): Update to use new
2839 scheduler dependencies lists.
2841 (init_dependency_caches): Init deps_obstack.
2842 (free_dependency_caches): Free deps_obstack.
2844 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2845 new scheduler dependencies lists.
2846 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2847 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2849 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2850 Update to use new scheduler dependencies lists.
2851 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2852 (debug_dependencies): Ditto.
2853 (schedule_region): Update comments.
2855 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2856 scheduler dependencies lists.
2857 (schedule_ebb): Update comments.
2859 * rtl.def (DEPS_LIST): Remove.
2861 * lists.c (unused_deps_list): Remove.
2862 (free_list): Update assertions.
2864 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2865 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2867 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2868 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2870 * haifa-sched.c (comments): Update.
2871 (insn_cost1): Remove. Inline the code into insn_cost ().
2872 (insn_cost): Update to use new scheduler dependencies lists. Move
2873 processing of the dependency cost to dep_cost ().
2874 (dep_cost): New function. Use it instead of insn_cost () when
2875 evaluating cost of the dependency. Use compatible interface to
2876 interact with the target.
2877 (priority): Update to use new scheduler dependencies lists.
2878 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2879 with greater number of insns that depend on the insn.
2880 (schedule_insn): Update to use new scheduler dependencies lists. Add
2881 code to free backward dependencies lists. Inline and optimize code
2882 from resolve_dep () - see PR28071.
2883 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2884 lists. Update call to targetm.sched.is_costly_dependence hook.
2886 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2887 scheduler dependencies lists.
2889 (resolve_dep): Remove. Move the logic to schedule_insn ().
2890 (init_h_i_d): Initialize dependencies lists.
2892 (process_insn_depend_be_in_spec): Rename to
2893 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2895 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2896 Update to use new scheduler dependencies lists.
2897 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2899 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2900 new scheduler dependencies lists.
2901 (build_intra_loop_deps): Ditto.
2903 * target.h (struct _dep): Declare to use in
2904 gcc_target.sched.is_costly_dependence.
2905 (struct gcc_target.sched.adjust_cost): Fix typo.
2906 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2907 single dep_t parameter instead of an equivalent triad.
2908 (struct gcc_target.sched.adjust_cost_2): Remove.
2910 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2912 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2914 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2916 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2918 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2919 (REG_DEP_TRUE): Document.
2921 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2922 Change signature to correspond to the targetm.sched.adjust_cost hook.
2923 Update use in TARGET_SCHED_ADJUST_COST_2.
2924 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2925 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2926 new scheduler dependencies lists.
2927 (ia64_gen_check): Ditto.
2929 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2932 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2933 signature to correspond to the targetm.sched.is_costly_dependence hook.
2934 (is_costly_group): Update to use new scheduler dependencies lists.
2936 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2937 instead of INSN_COST () macro.
2939 2007-02-01 Ian Lance Taylor <iant@google.com>
2941 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2943 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2945 * pa.md (tp_load): Correct mfctl instruction syntax.
2947 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2949 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2950 altivec_padding_size calculation on AIX. Improve comment, add
2951 assert to verify that it's right.
2953 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2956 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2959 * global.c (global_alloc): Add mising initialization of
2962 2007-02-01 Roger Sayle <roger@eyesopen.com>
2964 * alias.c (init_alias_analysis): Correct whitespace.
2965 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2966 partition_hot_cold_basic_blocks): Likewise.
2967 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2968 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2969 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2970 fold_builtin_snprintf_chk, fold_builtin_printf,
2971 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2972 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2973 * cfgcleanup.c (cleanup_cfg): Likewise.
2974 * cfgexpand.c (tree_expand_cfg): Likewise.
2975 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2976 * function.c (get_next_funcdef_no): Likewise.
2977 * gengtype.c (main): Likewise.
2978 * genmodes.c (main): Likewise.
2979 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2980 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2981 * ifcvt.c (noce_emit_move_insn): Likewise.
2982 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2984 * stor-layout.c (get_best_mode): Likewise.
2985 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2986 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2987 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2988 perform_var_substitution, solve_graph): Likewise.
2989 * tree-vrp.c (vrp_finalize): Likewise.
2991 2007-02-01 Ian Lance Taylor <iant@google.com>
2993 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2994 high part of a paradoxical subreg, return a constant zero.
2996 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2998 * toplev.c (lang_dependent_init): Call init_set_costs.
2999 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3001 2007-02-01 Richard Guenther <rguenther@suse.de>
3004 * fold-const.c (fold_negate_expr): Allow negating a
3005 constant if overflow does not change.
3007 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3009 * doc/c-tree.texi (Expression trees): Improve markup.
3010 * doc/tm.texi (Register Classes, Addressing Modes)
3011 (Floating Point): Fix spacing after abbreviations. Fix some
3014 2007-02-01 Ben Elliston <bje@au.ibm.com>
3016 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3017 * doc/contrib.texi: Likewise.
3018 * doc/install.texi: Likewise.
3020 2007-01-31 Richard Henderson <rth@redhat.com>
3021 Ian Lance Taylor <iant@google.com>
3023 * lower-subreg.c: New file.
3024 * rtl.def (CONCATN): Define.
3025 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3027 * emit-rtl.c (update_reg_offset): New static function, broken out
3028 of gen_rtx_REG_offset.
3029 (gen_rtx_REG_offset): Call update_reg_offset.
3030 (gen_reg_rtx_offset): New function.
3031 * regclass.c: Revert patch of 2006-03-05, restoring
3033 (clear_reg_info_regno): New function.
3034 * dwarf2out.c (concatn_loc_descriptor): New static function.
3035 (loc_descriptor): Handle CONCATN.
3036 * common.opt (fsplit_wide_types): New option.
3037 * opts.c (decode_options): Set flag_split_wide_types when
3039 * timevar.def (TV_LOWER_SUBREG): Define.
3040 * rtl.h (gen_reg_rtx_offset): Declare.
3041 (reg_scan_update): Declare.
3042 * regs.h (clear_reg_info_regno): Declare.
3043 * tree-pass.h (pass_lower_subreg): Declare.
3044 (pass_lower_subreg2): Declare.
3045 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3046 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3048 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3049 * Makefile.in (OBJS-common): Add lower-subreg.o.
3050 (lower-subreg.o): New target.
3052 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3054 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3056 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3059 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3061 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3064 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3066 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3068 * cfgloop.h: Include vec-prim.h.
3069 (enum li_flags): Remove LI_ONLY_OLD.
3070 (loop_iterator): Changed.
3071 (fel_next, fel_init): Iterate over loop tree.
3072 (FOR_EACH_LOOP_BREAK): New macro.
3073 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3075 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3076 * modulo-sched.c (sms_schedule): Ditto.
3077 * tree-vectorizer.c (vectorize_loops): Ditto.
3078 * doc/loop.texi: Update information on loop numbering and behavior of
3079 FOR_EACH_LOOP wrto new loops.
3080 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3081 add_to_evolution_1): Test nestedness of loops instead of comparing
3083 * tree-chrec.c (chrec_fold_plus_poly_poly,
3084 chrec_fold_multiply_poly_poly, chrec_evaluate,
3085 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3086 reset_evolution_in_loop): Ditto.
3087 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3089 2007-01-31 Dirk Mueller <dmueller@suse.de>
3091 * c-common.c (warn_about_parentheses): Separate warning about
3092 un-parenthized sequence of comparison operators from the one
3093 which is supposed to warn about x <= y <= z.
3095 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3097 * optabs.h (enum optab_index): Add new OTI_isinf.
3098 (isinf_optab): Define corresponding macro.
3099 * optabs.c (init_optabs): Initialize isinf_optab.
3100 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3102 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3103 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3105 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3106 expand_builtin_interclass_mathfn.
3107 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3108 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3109 (fxam<mode>2_i387): New insn pattern.
3110 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3111 built-in functions as x87 inline asm.
3113 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3115 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3117 2007-01-30 Eric Christopher <echristo@apple.com>
3119 * config.gcc: Add geode.
3121 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3123 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3124 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3125 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3126 value-prof.c: Fix comment typos.
3128 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3131 * doc/invoke.texi (Wpointer-arith): Document warning.
3133 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3135 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3136 the list of discrepancies from the draft TR.
3138 2007-01-30 Dirk Mueller <dmueller@suse.de>
3141 * doc/invoke.texi (-Wreturn-type): Update description to
3144 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3146 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3148 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3150 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3151 to handle optabs that operate on floating point input argument and
3152 output to integer output.
3153 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3154 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3155 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3156 expand_builtin_interclass_mathfn ().
3157 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3159 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3160 ilogbl built-in functions as x87 intrinsics.
3162 2007-01-30 Richard Guenther <rguenther@suse.de>
3165 * dwarf2out.c (reference_to_unused): Query varpool if the
3166 variable was output.
3168 2007-01-30 Richard Guenther <rguenther@suse.de>
3171 * passes.c (execute_one_pass): Reset in_gimple_form to not
3172 confuse non-unit-at-a-time mode.
3174 2007-01-29 Roger Sayle <roger@eyesopen.com>
3175 Richard Guenther <rguenther@suse.de>
3177 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3178 avoid undefined behaviour on overflow. Use force_fit_type_double
3179 to construct the constant with the specified TREE_OVERFLOW.
3181 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3183 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3184 * config/dfp-bit.h: Ditto.
3186 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3188 * c-decl.c (pop_scope): Replace warnings with call to
3189 warn_for_unused_label.
3190 * c-common.h (warn_for_unused_label): Declare.
3191 * c-common.c (warn_for_unused_label): Define.
3193 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3195 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3198 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3200 * Makefile.in (USER_H): Remove decfloat.h.
3201 * ginclude/decfloat.h: Delete, moving contents to ...
3202 * ginclude/float.h: Add support for decimal floating point,
3203 guarded by __STDC_WANT_DEC_FP__.
3205 2007-01-29 Mike Stump <mrs@apple.com>
3207 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3208 Analysis and Representation to resolve case insensitive conflict.
3209 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3211 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3213 * tree.h (struct tree_memory_tag): Add aliases member.
3214 (MTAG_ALIASES): New macro.
3215 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3216 (add_may_alias): Remove pointer-set. Update for may_aliases being
3218 (mark_aliases_call_clobbered): Update for may_aliases being a
3220 (compute_tag_properties): Ditto.
3221 (create_partition_for): Ditto.
3222 (compute_memory_partitions): Ditto.
3223 (dump_may_aliases_for): Ditto.
3224 (is_aliased_with): Ditto.
3225 (add_may_alias_for_new_tag): Ditto.
3226 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3227 (compute_is_aliased): New function.
3228 (compute_may_aliases): Call compute_is_aliased).
3229 (init_alias_info): Initialize alias_bitmap_obstack.
3230 (union_alias_set_into): New function.
3231 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3232 (have_common_aliases_p): Rewrite to take two bitmaps and use
3234 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3236 (finalize_ref_all_pointers): Update for add_may_alias changes.
3237 (new_type_alias): Ditto.
3238 * tree-flow-inline.h (may_aliases): Return a bitmap.
3239 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3240 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3241 may_aliases being a bitmap.
3242 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3243 may_aliases now returns a bitmap.
3244 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3246 * tree-ssa-operands.c (add_virtual_operand): Update for
3247 may_aliases being a bitmap.
3249 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3251 PR tree-optimization/30630
3252 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3253 variable as changed.
3255 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3258 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3259 expanded only once even if an error occurs.
3261 2007-01-29 Ben Elliston <bje@au.ibm.com>
3263 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3264 (__gcov_average_profiler): Likewise.
3265 (__gcov_ior_profiler): Likewise.
3266 (__gcov_merge_ior): Likewise.
3268 2007-01-28 Jan Hubicka <jh@suse.cz>
3270 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3271 * value-prof.c (stringop_block_profile): Likewise.
3273 2007-01-28 Jan Hubicka <jh@suse.cz>
3275 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3276 variant handling histograms; add wrapper.
3277 (clear_storage_via_libcall): Export.
3278 (emit_block_move_hints): Break out from ...; add histograms.
3279 (emit_block_move): ... this one.
3280 (clear_storage_hints): Break out from ...; add histograms.
3281 (clear_storage): ... this one.
3282 (set_storage_via_memset): Handle histogram.
3283 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3284 (clear_storage_hints, clear_storage_via_libcall): Declare.
3285 (set_storage_via_setmem): Update prototype.
3286 * doc/md.texi (movmem, setmem): Document new arguments.
3288 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3290 (stringop_block_profile): New global function.
3291 (tree_stringops_values_to_profile): Profile block size and alignment.
3292 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3294 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3295 (stringop_block_profile): Declare.
3296 * builtins.c: Include value-prof.h.
3297 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3298 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3299 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3300 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3301 * profile.c (instrument_values): Add new counters.
3302 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3304 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3305 (tree_init_edge_profiler): Build new profilers.
3306 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3307 (pass_tree_profile): Add dump.
3308 (tree_profile_hooks): Update.
3309 * Makefile.in (LIBGCOV): Add new constants.
3310 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3311 __gcov_ior_profiler): New.
3312 * i386.md (movmem/setmem expanders): Add new optional arguments.
3314 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3316 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3318 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3320 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3321 (tree_unswitch_single_loop): Pass eni_size_weights to
3322 tree_num_loop_insns.
3323 * tree-ssa-loop-manip.c: Include tree-inline.h.
3324 (can_unroll_loop_p): Pass eni_size_weights to
3325 tree_num_loop_insns.
3326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3327 Pass eni_size_weights to estimate_num_insns.
3328 * tree.h (init_inline_once): Export.
3329 * toplev.c (backend_init): Call init_inline_once.
3330 * cgraphunit.c (cgraph_process_new_functions,
3331 cgraph_analyze_function): Pass eni_inlining_weights to
3333 * ipa-inline.c (compute_inline_parameters): Ditto.
3334 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3335 to estimate_num_insns.
3336 (try_unroll_loop_completely): Pass eni_size_weights to
3337 tree_num_loop_insns.
3338 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3339 ot estimate_num_insns.
3340 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3341 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3342 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3343 eni_time_weights): New variables.
3344 (init_inline_once): Initialize them.
3345 (struct eni_data): Mew.
3346 (estimate_num_insns_1, estimate_num_insns): Use weights.
3347 * tree-inline.h (struct eni_weights_d): New.
3348 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3349 (estimate_num_insns): Declaration changed.
3350 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3351 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3352 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3354 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3356 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3357 relations in the conflict function is valid.
3359 2007-01-27 Ian Lance Taylor <iant@google.com>
3361 * common.opt: Add fstrict-overflow.
3362 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3363 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3364 (TYPE_OVERFLOW_UNDEFINED): Define.
3365 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3367 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3368 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3369 (fold_negate_expr): Likewise.
3370 (make_range): Likewise.
3371 (extract_muldiv_1): Likewise.
3372 (maybe_canonicalize_comparison): Likewise.
3373 (fold_comparison): Likewise.
3374 (fold_binary): Likewise.
3375 (tree_expr_nonnegative_p): Likewise.
3376 (tree_expr_nonzero_p): Likewise.
3377 * tree-vrp.c (compare_values): Likewise.
3378 (extract_range_from_binary_expr): Likewise.
3379 (extract_range_from_unary_expr): Likewise.
3380 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3382 (nowrap_type_p): Likewise.
3383 * tree-scalar-evolution.c (simple_iv): Likewise.
3384 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3385 (build_range_check): Likewise.
3386 (extract_muldiv_1): Likewise.
3387 (fold_comparison): Likewise.
3388 * tree-vrp.c (vrp_int_const_binop): Likewise.
3389 (extract_range_from_unary_expr): Likewise.
3390 * convert.c (convert_to_integer): Likewise.
3391 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3392 (fold_comparison): Likewise.
3393 (fold_binary): Likewise.
3394 * optabs.c (optab_for_tree_code): Likewise.
3395 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3396 * simplify-rtx.c (simplify_const_relational_operation): Check
3397 flag_strict_overflow and flag_trapv.
3398 (simplify_const_relational_operation): Likewise.
3399 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3400 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3403 2007-01-27 Roger Sayle <roger@eyesopen.com>
3405 * tree.c (tree_fold_gcd): Delete.
3406 * tree.h (tree_fold_gcd): Remove prototype.
3407 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3408 test whether one constant integer is a multiple of another. Instead
3409 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3410 * fold-const.c (multiple_of_p): We've determined both TOP and
3411 BOTTOM are integer constants so we can call int_const_binop directly
3412 instead of the more generic const_binop.
3414 2007-01-27 Roger Sayle <roger@eyesopen.com>
3416 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3417 1*X check that the constant hasn't overflowed, to preserve the
3419 (round_up): Provide an efficient implementation when rouding-up an
3420 INTEGER_CST to a power-of-two.
3422 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3424 * doc/sourcebuild.texi: Add comma for clarity.
3425 * doc/extend.texi: Fix some typos.
3426 * doc/passes.texi: Likewise.
3427 * doc/cppinternals.texi: Likewise.
3428 * doc/c-tree.texi: Likewise.
3429 * doc/tree-ssa.texi: Likewise.
3430 * doc/install.texi: Likewise.
3432 2007-01-27 Jan Hubicka <jh@suse.cz>
3434 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3435 (pass_sra): Do not require alias information.
3436 * passes.c (init_optimization_passes): Add SRA
3438 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3440 * tracer.c (rest_of_handle_tracer): We already cleaned
3441 up the CFG in tracer() so don't do it here again.
3442 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3443 cleanup_cfg here, either. And don't call renumber_insns.
3445 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3446 and BB_HEAD are in the insn stream here. Instead make sure
3447 that BB_INSN is valid on all insns. Also, do check here that
3448 there are no pending branch predictions...
3449 (rtl_verify_flow_info): ...instead of doing it here. Checks
3450 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3453 2007-01-26 Roger Sayle <roger@eyesopen.com>
3455 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3456 function to simplify/factorize operand order canonicalization.
3457 (ix86_fixup_binary_operands): Reorganize using the above function.
3458 (ix86_binary_operator_ok): Likewise.
3460 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3462 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3463 file scope from optimize_attrs.
3464 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3466 (optimize_attrs): Clear insn_code_values after freeing it.
3468 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3470 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3471 a parts.base assignment.
3473 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3475 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3476 (compute_subscript_distance, initialize_data_dependence_relation,
3477 finalize_ddr_dependent, analyze_ziv_subscript,
3478 analyze_siv_subscript_cst_affine,
3479 compute_overlap_steps_for_affine_univar,
3480 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3481 analyze_siv_subscript, analyze_miv_subscript,
3482 analyze_overlapping_iterations, subscript_dependence_tester_1,
3483 compute_self_dependence, free_dependence_relation): Work
3484 with affine_fn instead of chrecs.
3485 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3486 common_affine_function, affine_function_base,
3487 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3488 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3489 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3490 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3491 (all_chrecs_equal_p): Removed.
3492 * tree-data-ref.h (affine_fn, conflict_function): New types.
3493 (struct subscript): Change type of conflicting_iterations_in_a
3494 and conflicting_iterations_in_b.
3496 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3499 * config/pa/pa.h (TARGET_HPUX_11): New.
3500 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3501 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3503 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3504 Richard Guenther <rguenther@suse.de>
3506 * tree-ssa-structalias.c (solve_graph): Handle case
3507 we merged the variable to another.
3509 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3511 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3514 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3515 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3517 2007-01-25 DJ Delorie <dj@redhat.com>
3519 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3520 allow changes to modes which don't fit in those registers.
3522 * reload1.c (choose_reload_regs): Check for invalid subregs before
3523 computing their locations, not after.
3525 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3528 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3529 save Altivec registers in an eh_return function.
3530 (compute_vrsave_mask): Likewise.
3531 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3532 for saving Altivec registers.
3533 (rs6000_emit_prologue): Don't allocate stack twice in
3534 eh_return function. Correct expected value of altivec_save_offset
3535 when using save_world. Describe save of R0 to stack when using
3536 save_world. Describe stack pointer adjustment when using
3537 save_world. Remove duplicated eh_return parameter register saving.
3538 Update sp_offset variable after save_world.
3539 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3541 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3542 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3545 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3547 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3549 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3552 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3553 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3555 2007-01-25 Richard Guenther <rguenther@suse.de>
3557 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3558 * common.opt (-Wcoverage-mismatch): New warning option.
3559 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3560 if -Wcoverage-mismatch is given.
3562 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3564 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3565 (ipcp_driver): Change to static definition.
3566 Add dumping of the ifunctions.
3567 (constant_val_insert): Remove unused parameter. Support for SSA.
3568 (ipcp_propagate_const): Support for SSA.
3569 (ipcp_profile_bb_print): Print only analyzed nodes.
3570 (ipcp_replace_map_create): Remove support for Fortran constant
3572 * ipa-prop.c (ipa_method_modify_stmt,
3573 ipa_callsite_compute_param): Support for SSA.
3574 * ipa-prop.h (ipcp_driver): Remove declaration.
3575 (IS_VALID_TREE_MAP_INDEX): Add define.
3577 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3579 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3581 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3584 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3585 constant argument to cabs and do it without checking for
3586 -funsafe-math-optimizations.
3588 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3590 * c-common.h (RID_FIRST_CXX0X): New.
3591 (RID_LAST_CXX0X): New.
3592 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3594 * c.opt (Wc++0x-compat): New.
3595 * doc/invoke.texi (-Wc++0x-compat): Document.
3597 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3599 * builtins.c (fold_builtin_carg): New.
3600 (fold_builtin_1): Use it.
3602 2007-01-24 Jan Hubicka <jh@suse.cz>
3604 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3606 * ipa-inline.c (initial_insns, max_insns): Delete.
3607 (compute_max_insns): New function.
3608 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3609 of insns as base for code growth.
3610 (cgraph_decide_inlining): Make initial_insns local; do not compute
3612 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3613 * doc/invoke.texi (inline-unit-growth): Update docs.
3615 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3617 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3618 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3619 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3620 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3621 for CPUs that have PTA_CX16 set.
3624 * gimplify.c (omp_check_private): New function.
3625 (gimplify_scan_omp_clauses): Use it for
3626 firstprivate/lastprivate/reduction.
3629 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3630 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3633 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3634 If lower_lastprivate_clauses emits some statements, append them
3635 to dlist rather than body_p and to body_p append an initializer.
3636 (lower_omp_for): Adjust caller.
3638 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3640 * target.h (globalize_decl_name): New.
3641 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3642 * output.h (default_globalize_decl_name): New.
3643 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3645 (globalize_decl): Ditto.
3646 (default_globalize_decl_name): New.
3647 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3648 (ia64_handle_version_id_attribute): New.
3649 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3650 (ia64_asm_output_external): Use globalize_decl_name instead
3652 * doc/extend.texi (version_id): New pragma.
3653 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3655 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3657 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3658 _uleb128_t and _Unwind_SWord with _sleb128_t.
3659 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3660 uw_frame_state_for, uw_update_context_1): Likewise.
3661 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3662 * unwind-pe.h (read_uleb128, read_sleb128,
3663 read_encoded_value_with_base): Likewise.
3664 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3666 2007-01-24 Richard Guenther <rguenther@suse.de>
3668 * builtins.c (expand_builtin_cexpi): Get the fndecl
3669 for cexp in the correct way.
3671 2007-01-24 Jan Hubicka <jh@suse.cz>
3673 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3675 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3677 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3678 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3679 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3680 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3681 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3682 __SIZEOF_PTRDIFF_T__.
3683 * doc/cpp.texi: Documentation for the new builtin macros added.
3685 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3687 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3688 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3689 instead of operands[2] to avoid access past the end of array.
3691 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3693 * reload1.c (emit_reload_insns): Pass the reload register
3694 for a non-spill output reload through forget_old_reloads_1.
3696 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3698 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3699 _SOFT_DOUBLE if doubles use software floating-point.
3700 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3701 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3702 * config/rs6000/darwin-ldouble.c: Also compile functions for
3703 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3704 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3705 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3706 commented-out long double override.
3707 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3708 * config/rs6000/eabispe.h: Likewise.
3709 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3710 long double for non-SPE.
3711 (rs6000_handle_option): Likewise.
3712 (invalid_e500_subreg): Disallow more subregs involding DImode,
3713 DFmode, TImode or TFmode.
3714 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3716 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3718 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3719 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3721 (rs6000_legitimate_address): Also check for TFmode for E500
3723 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3724 (spe_build_register_parallel): Handle TFmode and TCmode.
3725 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3727 (function_arg): Handle TFmode and TCmode for E500 double.
3728 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3730 (print_operand): Handle TFmode and TImode for %y.
3731 (rs6000_generate_compare): Handle TFmode comparisons for E500
3733 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3734 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3735 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3736 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3737 TFmode for E500 double.
3738 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3739 (floatsidf2): Enable for E500 double.
3740 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3741 (extenddftf2): Change to extenddftf2_fprs.
3742 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3743 depending on TARGET_E500_DOUBLE.
3744 (extendsftf2): Enable for E500 double.
3745 (trunctfdf2): Enable for E500 double.
3746 (trunctfsf2): Change to trunctfsf2_fprs.
3747 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3748 depending on TARGET_E500_DOUBLE.
3749 (floatsitf2): Enable for E500 double.
3750 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3751 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3752 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3753 (negtf2): Change to negtf2_internal.
3754 (negtf2): New expander.
3755 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3756 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3757 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3758 (movdi_internal32): Use rs6000_nonimmediate_operand.
3759 (unnamed splitter): Likewise.
3760 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3761 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3762 (SPE64TF, DITI): New mode macros.
3763 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3766 (frob_<mode>_di_2): New.
3767 (frob_tf_di_8_2): New.
3768 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3770 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3772 (frob_ti_<mode>_8_2): New.
3773 (frob_ti_tf_2): New.
3774 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3775 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3777 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3778 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3779 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3780 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3781 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3782 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3785 2007-01-23 Ian Lance Taylor <iant@google.com>
3787 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3789 (OBJS-archive): Reformat, alphabetize.
3790 (OBJS): Change out_object_file to OBJS-md.
3792 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3794 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3795 JUMP_P and CALL_P predicates where applicable.
3796 * config/i386/i386.c: Ditto.
3797 * config/i386/i386.md: Ditto.
3798 * config/i386/mmx.md: Ditto.
3799 * config/i386/predicates.md: Ditto.
3801 2007-01-22 Andreas Schwab <schwab@suse.de>
3803 * config/m68k/m68k.h: Fix comment.
3805 2007-01-22 Jan Hubicka <jh@suse.cz>
3807 * passes.c (init_optimization_passes): Do not rerun
3808 pass_early_warn_uninitialized.
3810 2007-01-22 Richard Guenther <rguenther@suse.de>
3812 PR tree-optimization/30038
3813 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3815 (execute_cse_sincos_1): Likewise.
3816 (execute_cse_sincos): Likewise.
3817 (gate_cse_sincos): Likewise.
3818 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3819 the cexpi() canonicalization of sincos().
3820 * tree-pass.h (pass_cse_sincos): Declare.
3821 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3823 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3825 PR rtl-optimization/29329
3826 * combine.c (replaced_rhs_insn): Rename to i2mod.
3827 (replaced_rhs_value): Rename to i2mod_new_rhs.
3828 (i2mod_old_rhs): New global variable.
3829 (combine_instructions): Adjust for above change. Save a copy of
3830 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3831 note are substituted in the second instruction.
3832 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3833 ditch the note if it pertains to the second eliminated register
3834 and this register is mentioned in i2mod_old_rhs.
3837 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3839 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3840 the insn to which the note was originally attached.
3842 2007-01-21 Jan Hubicka <jh@suse.cz>
3844 * ipa-inline.c (inlining_mode): Comment, move up.
3845 (cgraph_decide_inlining_incrementally): Do not perform inlining
3846 itself; fix handling of flattening of self recursive functions.
3847 (cgraph_find_cycles): Remove.
3848 (cgraph_flatten_node): Remove.
3849 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3850 (try_inline): New function.
3851 (cgraph_early_inlining): Update call of
3852 cgraph_decide_inlining_incrementally. Apply inlining here.
3853 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3855 2007-01-21 Dirk Mueller <dmueller@suse.de>
3858 * tree-vrp.c (check_array_bounds): do not warn
3859 about ADDR_EXPR's of ARRAY_REF's which are immediately
3860 used in binary expressions.
3862 2007-01-21 Ira Rosen <irar@il.ibm.com>
3864 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3865 read_write_dep and macros for its access.
3866 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3867 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3868 argument, call vect_check_interleaving for every independent pair of
3869 data-refs. Mark loads that access the same memory location as a store
3871 (vect_check_dependences): Remove.
3872 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3873 call, fix the call to vect_analyze_data_ref_dependence.
3874 (vect_analyze_data_ref_access): For statements that access the same
3875 data-ref, check that they are not stores; for loads, check that there
3876 is no store that access the same location.
3878 2007-01-20 Roger Sayle <roger@eyesopen.com>
3879 Joseph Myers <joseph@codesourcery.com>
3881 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3882 (-fdump-rtl-stack): Likewise.
3883 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3884 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3885 (-mpt-fixed): Use @minus{} for minus sign.
3886 (Using Precompiled Headers): Fix under/overfull hbox.
3888 2007-01-20 Jan Hubicka <jh@suse.cz>
3890 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3891 place within annotation.
3893 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3895 * pa.c (output_move_double): Change array size of xoperands to 4.
3897 2007-01-20 Jan Hubicka <jh@suse.cz>
3899 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3902 2007-01-19 Ian Lance Taylor <iant@google.com>
3904 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3905 constant to unsigned HOST_WIDE_INT before negating.
3907 2007-01-19 Ian Lance Taylor <iant@google.com>
3909 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3911 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3912 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3913 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3914 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3915 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3916 (realloc_vdef, realloc_vuse): Change second parameter to
3918 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3920 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3921 unsigned. Change x and lim locals to unsigned.
3922 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3924 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3925 (copy_virtual_operands): Change i and n locals to unsigned.
3927 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3930 * builtins.c (fold_builtin_1): Handle builtin fdim.
3932 2007-01-20 Jan Hubicka <jh@suse.cz>
3934 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3935 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3936 init_alias_heapvars.
3937 (init_alias_heapvars): Initialize only when not already initialized.
3938 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3940 2007-01-19 Roger Sayle <roger@eyesopen.com>
3942 * common.opt (fsigned-zeros): New command line option.
3943 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3944 of flag_unsafe_math_optimizations.
3945 * opts.c (set_fast_math_flags): The -ffast-math command line option
3946 implies -fno-signed-zeros.
3947 (fast_math_flags_set_p): Likewise.
3949 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3950 the documentation of -ffast-math appropriately. Wrap long lines.
3952 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3954 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3955 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3957 2007-01-19 Tomas Bily <tbily@suse.cz>
3959 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3961 (tree_init_ic_make_global_vars): New function
3962 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3963 (tree_gen_ic_profiler): New function
3964 (tree_gen_ic_func_profiler): New function
3965 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3966 (tree_profile_hooks): Added hook for indirec/virtual calls
3967 * value-prof.c (tree_find_values_to_profile): New case for
3969 (tree_values_to_profile): Call for determining indirect/virtual
3971 (tree_indirect_call_to_profile): New function
3972 (tree_ic_transform): New function
3973 (tree_ic): New function
3974 (find_func_by_pid): New function
3975 (init_pid_map): New function
3976 (tree_value_profile_transformations): Added check for
3977 indirect/virtual call transformation
3978 * value-prof.h (enum hist_type): New counter type for
3979 indirect/virtual calls
3980 (profile_hooks): Added new hook for profiling indirect/virtual
3982 * profile.c (instrument_values): New case for indirect/virtual
3984 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3985 (GCOV_COUNTER_V_INDIR): New counter type
3986 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3987 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3989 * cgraph.c: Definition of cgraph_max_pid
3990 (cgraph_create_node): Default init of pid attribute
3991 * cgraph.h: Declaration of cgraph_max_pid
3992 (struct cgraph_node): Added pid attribute
3993 * libgcov.c (__gcov_indirect_call_profiler): New function
3994 (__gcov_one_value_profiler_body): New function
3995 (__gcov_one_value_profiler): Body was moved to
3996 __gcov_one_value_profiler_body and calls it
3998 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4000 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4001 * gengtype.c (write_types_data, write_func_for_structure,
4002 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4003 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4004 (walk_type, write_func_for_structure): Generate the mark_hook if
4007 2007-01-19 Jan Hubicka <jh@suse.cz>
4009 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4010 'early' argument take inlining mode argument specifying whether to
4011 inline for size/speeed or all functions; add support for flattening;
4013 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4015 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4018 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4019 the name of the declared identifier.
4021 2007-01-19 Dirk Mueller <dmueller@suse.de>
4023 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4024 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4025 duplicate evaluation.
4027 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4029 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4030 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4031 to XFMode, use acosxf2 and truncate result to requested mode.
4032 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4033 (asin<mode>2): Similarly, with asin expanders.
4034 (*fscalexf4_i387): Rename from *fscalexf4.
4035 (expNcorexf3): New expander.
4036 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4037 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4038 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4039 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4040 patterns for SSE math.
4041 (exp10<mode>2): Similarly, with exp10 expanders.
4042 (exp2<mode>2): Similarly, with exp2 expanders.
4043 (expm1<mode>2): Similarly, with expm1 expanders.
4044 (ldexp<mode>3): Similarly, with ldexp expanders.
4045 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4046 Use gen_truncxf<mode>2_i387_noop to truncate result.
4048 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4050 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4051 for ColdFire targets.
4053 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4054 Richard Sandiford <richard@codesourcery.com>
4056 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4057 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4058 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4059 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4060 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4061 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4063 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4065 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4066 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4067 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4068 (*adddi_dilshr32_cf): New pattern.
4069 (adddi3, subdi3): Remove first alternatives.
4071 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4073 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4074 implemented using move.l, do not use its cc result for floating-point
4077 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4079 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4080 from accepting 's' constraints if flag_pic.
4082 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4084 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4085 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4086 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4087 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4089 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4091 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4092 ColdFire alternatives.
4093 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4094 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4095 architectures that support ff1 instruction.
4097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4098 Julian Brown <julian@codesourcery.com>
4100 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4101 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4102 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4105 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4107 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4109 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4110 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4111 HOST_WIDE_INT instead of an rtx.
4112 (m68k_rtx_costs): Update call accordingly.
4113 (output_move_const_into_data_reg): Likewise. Fix formatting.
4114 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4116 (output_move_simode_const): Update calls after above changes.
4117 Rework to use automatic variables and predicates like MEM_P.
4118 * config/m68k/m68k.md (pushexthisi_const): Update call to
4121 2007-01-19 Dirk Mueller <dmueller@suse.de>
4123 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4126 2007-01-19 Richard Guenther <rguenther@suse.de>
4128 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4129 via cexp in case sincos is not available.
4131 2007-01-19 Richard Guenther <rguenther@suse.de>
4133 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4134 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4135 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4136 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4137 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4138 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4139 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4140 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4142 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4144 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4146 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4147 (atan2xf3): Directly generate RTL pattern.
4148 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4149 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4150 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4151 disable patterns for SSE math.
4152 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4153 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4154 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4155 disable patterns for SSE math.
4157 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4159 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4161 2007-01-18 Roger Sayle <roger@eyesopen.com>
4163 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4164 VIEW_CONVERT_EXPR to the same type as it's operand.
4166 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4168 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4169 configured for long double 128.
4171 2007-01-18 Mike Stump <mrs@apple.com>
4173 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4176 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4178 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4181 2007-01-18 Jan Hubicka <jh@suse.cz>
4183 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4184 greater than NUM_VOP_FREE_BUCKETS.
4186 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4188 * tree-ssa-structalias.c: Update comments.
4189 (ptabitmap_obstack): Removed.
4191 (oldpta_obstack): Ditto.
4192 (stats): Add a few members.
4193 (struct variable_info): Remove node, complex, address_taken, and
4194 indirect_target members. Add oldsolution member.
4195 (new_var_info): Do not initialize removed members.
4196 (constraint_expr_type): Remove INCLUDES.
4197 (constraint_graph): Add size, implicit_preds, rep,
4198 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4199 (FIRST_REF_NODE): New macro.
4200 (LAST_REF_NODE): Ditto.
4201 (FIRST_ADDR_NODE): Ditto.
4202 (find): New function.
4204 (dump_constraint): Do not handle INCLUDES.
4205 (insert_into_complex): Do not insert duplicate constraints.
4206 (condense_varmap_nodes): Renamed and rewritten into ...
4207 (merge_node_constraints): This. Also fix bug in handling of
4208 offseted copy constraints.
4209 (clear_edges_for_node): No longer need to deal with preds at all,
4210 or removing associated preds/succs.
4211 (merge_graph_nodes): Deal with indirect_cycles.
4212 Don't deal with predecessors.
4213 (add_implicit_graph_edge): New function.
4214 (add_pred_graph_edge): Ditto.
4215 (add_graph_edge): Don't deal with predecessors.
4216 (build_constraint_graph): Removed.
4217 (build_pred_graph): New function.
4218 (build_succ_graph): Ditto.
4219 (struct scc_info): Removed in_component. Added roots, dfs, and
4220 node_mapping. Remove visited_index, unification_queue.
4221 (scc_visit): Deal with union-find we do now.
4222 Deal with cycles with REF nodes.
4223 (collapse_nodes): Renamed and rewritten to ...
4224 (unify_nodes): This.
4225 (process_unification_queue): Removed.
4226 (topo_visit): Cleanup
4227 (do_da_constraint): Use find.
4228 (do_sd_constraint): Ditto.
4229 (do_ds_constraint): Ditto.
4230 (do_complex_constraint): Ditto.
4231 (init_scc_info): Update for removed and added members.
4232 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4233 (find_indirect_cycles): This.
4234 (equivalence_class): New variable.
4235 (label_visit): New function.
4236 (perform_variable_substitution): Rewritten.
4237 (free_var_substitution_info): New function.
4238 (find_equivalent_node): Ditto.
4239 (move_complex_constraints): Ditto.
4240 (eliminate_indirect_cycles): Ditto.
4241 (solve_graph): Only propagate changed bits.
4242 Use indirect cycle elimination.
4244 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4245 (tree_id_eq): Renamed to ...
4246 (tree_vi_eq): This. Update for member change
4247 (insert_id_for_tree): Renamed and rewritten to ...
4248 (insert_vi_for_tree): This.
4249 (lookup_id_for_tree): Renamed and rewritten to ...
4250 (lookup_vi_for_tree): This.
4251 (get_id_for_tree): Renamed and rewritten to ...
4252 (get_vi_for_tree): Ditto.
4253 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4254 (process_constraint): Don't handle INCLUDES.
4255 Remove special ADDRESSOF case.
4256 (find_func_aliases): Rewrite to use vi functions instead of id
4258 (create_function_info_for): Ditto.
4259 (create_variable_info_for): Ditto.
4260 (intra_create_variable_infos): Ditto.
4261 (merge_smts_into): Ditto.
4262 (find_what_p_points_to): Ditto.
4263 (init_base_vars): Ditto.
4264 (init_alias_vars): Ditto.
4265 (remove_preds_and_fake_succs): New function.
4266 (dump_sa_points_to_info): Dump new stats.
4267 (dump_solution_for_var): Use find.
4268 (set_used_smts): Fix formatting.
4269 (compute_points_to_sets): Updated for new functions.
4270 (ipa_pta_execute): Ditto.
4272 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4273 Richard Sandiford <richard@codesourcery.com>
4275 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4277 * calls.c (expand_call): If the return value is a PARALLEL,
4278 extract its first member.
4279 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4280 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4281 use FUNCTION_EXTRA_EPILOGUE.
4282 (m68k_function_value): Return a PARALLEL if the return value
4283 is of a pointer type.
4284 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4285 (FUNCTION_EXTRA_EPILOGUE): Remove.
4286 * config/m68k/m68k.md (D0_REG): New constant.
4288 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4290 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4291 output a NOP for empty epilogues.
4293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4295 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4296 before function. Extend register save check to include all
4297 registers, not just integer ones.
4299 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4301 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4302 (m68k_use_return_insn): ...this.
4303 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4304 * config/m68k/m68k.c (use_return_insn): Rename to...
4305 (m68k_use_return_insn): ...this.
4306 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4309 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4311 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4312 nearest even, fix denormal rounding overflow.
4314 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4316 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4317 f%$smove and f%$move.
4318 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4319 (extendsfdf2_cf): Use fdmove instead of f%&move.
4320 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4321 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4323 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4325 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4328 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4330 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4331 (coldfire_single_format): Declare.
4332 (coldfire_double_format): Likewise.
4333 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4334 of qnan_msb_set to determine the lower bits of a canonical
4336 (encode_ieee_double): Likewise.
4337 (encode_ieee_quad): Likewise.
4338 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4339 (mips_single_format): Likewise.
4340 (ieee_double_format): Likewise.
4341 (mips_double_format): Likewise.
4342 (ieee_extended_motorola_format): Likewise.
4343 (ieee_extended_intel_96_format): Likewise.
4344 (ieee_extended_intel_128_format): Likewise.
4345 (ieee_extended_intel_96_round_53_format): Likewise.
4346 (ibm_extended_format): Likewise.
4347 (mips_extended_format): Likewise.
4348 (ieee_quad_format): Likewise.
4349 (mips_quad_format): Likewise.
4350 (vax_f_format): Likewise.
4351 (vax_d_format): Likewise.
4352 (vax_g_format): Likewise.
4353 (i370_single_format): Likewise.
4354 (i370_double_format): Likewise.
4355 (decimal_single_format): Likewise.
4356 (decimal_double_format): Likewise.
4357 (decimal_quad_format): Likewise.
4358 (c4x_single_format): Likewise.
4359 (c4x_extended_format): Likewise.
4360 (real_internal_format): Likewise.
4361 (coldfire_single_format): New real_format.
4362 (coldfire_double_format): Likewise.
4363 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4364 canonical_nan_lsbs_set.
4365 (pdp11_d_format): Likewise.
4366 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4367 if TARGET_COLDFIRE_CPU.
4369 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4371 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4372 (output_call, m68k_legitimize_call_address): Declare.
4373 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4374 parenthesees. Add support for a 'W' constraint.
4375 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4376 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4377 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4378 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4380 (override_options): Initialize them. Do not set flag_no_function_cse
4381 for TARGET_ID_SHARED_LIBRARY.
4382 (m68k_output_pic_call): Delete.
4383 (m68k_legitimize_call_address): New function.
4384 (print_operand): Remove the %o prefix. Handle the %p prefix.
4385 (output_call): New function.
4386 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4387 target address from the GOT if symbolic jumps are not allowed.
4388 * config/m68k/m68k.md (call, general_operand): Do not set
4389 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4390 Merge separate flag_pic and !flag_pic define_insns into...
4391 (*call, *call_value): ...these new patterns. Match the address
4392 rather than the containing MEM and require it to be a call_operand.
4393 Use output_call to generate the asm template.
4394 * config/m68k/predicates.md (const_call_operand): New predicate.
4395 (call_operand): Likewise.
4397 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4399 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4400 (STACK_GROWS_DOWNWARD): Define to 1.
4401 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4402 comments, emphasizing that these values are only defaults.
4403 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4404 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4406 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4408 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4410 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4411 Richard Sandiford <richard@codesourcery.com>
4413 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4414 (FP_REGNO_P): New macros.
4415 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4416 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4417 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4418 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4420 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4422 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4423 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4425 * config/m68k/t-floatlib: New file, extracting common code from...
4426 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4427 * config/m68k/t-uclinux: Here.
4428 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4429 routines on ColdFire targets.
4431 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4433 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4434 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4435 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4436 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4437 explicitly set MOTOROLA to 1.
4438 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4441 Nathan Sidwell <nathan@codesourcery.com>
4443 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4444 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4445 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4446 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4447 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4448 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4449 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4450 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4451 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4452 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4453 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4454 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4455 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4456 (DBX_REGISTER_NUMBER): Delete.
4457 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4458 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4459 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4461 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4463 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4464 * config/flat.h: New file.
4465 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4467 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4468 indirect references for -msep-data or -mid-shared-library.
4469 Do not use PC-relative code addresses either.
4470 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4472 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4473 for shared libraries and crt1.o for executables. Use crti.o and
4475 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4476 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4477 Do not add -elf2flt or -shared-lib-id options here.
4478 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4479 Pass -shared-lib-id if -mid-shared-library, taking the library
4480 identifier from -mshared-library-id if given, otherwise
4482 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4483 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4484 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4485 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4486 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4487 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4489 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4490 jump sequence for ISA A and ISA A+.
4491 (PICJUMP): Likewise.
4493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4495 * config.gcc (m68k-*-uclinux*): Base the port on the common
4496 and m68k GNU/Linux files rather than on the generic ELF ones.
4497 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4498 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4500 2007-01-18 Julian Brown <julian@codesourcery.com>
4501 Richard Sandiford <richard@codesourcery.com>
4503 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4504 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4505 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4507 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4509 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4511 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4513 * doc/install.texi: Document m68k-uclinuxoldabi.
4514 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4515 * config/m68k/uclinux-oldabi.h: New file, copied from
4516 config/m68k/uclinux.h.
4518 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4520 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4521 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4522 (m32r_compute_frame_size): Use unsigned for regno.
4523 (m32r_reload_lr): Use gen_frame_mem.
4525 (m32r_output_function_epilogue): Don't output the function epilogue
4527 (m32r_expand_epilogue): New.
4528 (direct_return): Return false if the function has the interrupt
4530 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4531 * config/m32r/m32r.md (epilogue): New expander.
4532 (return_lr, return_rte): New insns.
4533 (return): Make it expander.
4534 (return_normal): New expander.
4536 2007-01-18 Josh Conner <jconner@apple.com>
4539 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4540 support for UNLE, UNLT, UNGE, and UNGT.
4542 2007-01-18 Jan Hubicka <jh@suse.cz>
4544 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4545 * tree-tailcall (add_virtual_phis): Likewise.
4546 (optimize_tail_call): Return TODOs.
4547 (execute_tail_calls): Return TODOs.
4548 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4549 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4551 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4552 Cleanup cfg using TODO.
4553 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4554 * passes.c (execute_function_todo): When cleanup did something, remove
4556 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4557 (make_edges): Don't cleanup_cfg.
4559 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4561 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4562 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4563 operate on the top of stack.
4564 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4565 register handling of instructions that output to the second
4567 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4568 (move_for_stack_reg): Special-case check for dead destination
4569 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4571 * config/i386/i386.md (UNSPEC_TAN): New constant.
4572 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4573 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4574 to correctly model move of constant 1.0 to top stack slot.
4575 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4576 (unnamed peephole2 pattern): Remove corresponding peephole2
4577 pattern that optimizes tan insn and loading of constant 1.0.
4578 (tanxf2): Use fptanxf4_i387.
4579 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4580 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4581 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4582 disable patterns for SSE math.
4583 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4584 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4586 2007-01-18 Dirk Mueller <dmueller@suse.de>
4587 Richard Guenther <rguenther@suse.de>
4590 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4591 * common.opt (Warray-bounds): Add new warning option.
4592 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4594 * Makefile.in: make tree-vrp.o depend on toplev.h
4595 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4597 (check_array_refs, check_array_bounds, check_array_ref): New.
4599 2007-01-18 Jan Hubicka <jh@suse.cz>
4601 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4602 (execute_ssa_ccp): Return flags conditionally.
4603 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4605 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4607 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4609 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4610 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4612 * Makefile.c (GTFILES): Add cfglayout.h.
4613 * gengtype.c (open_base_files): Likewise.
4614 * cfglayout.c (cfg_layout_function_footer,
4615 cfg_layout_function_header) Reindent to make gengtype happy.
4616 * cfglayout.h (cfg_layout_function_footer,
4617 cfg_layout_function_header): Add GTY(()) marker.
4619 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4621 2007-01-18 Ben Elliston <bje@au.ibm.com>
4623 * genautomata.c (write_automata): Include xstrerror output in the
4624 error message if writing the DFA description file fails.
4626 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4628 * config/mips/mips-protos.h (mips_output_external): Make it
4630 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4631 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4632 (extern_list): Likewise.
4633 (extern_head): Likewise.
4634 (TARGET_ASM_FILE_END): Likewise.
4635 (mips_file_end): Likewise.
4636 (mips_output_external): Rewritten.
4638 2007-01-18 Ben Elliston <bje@au.ibm.com>
4640 * genpreds.c (write_insn_preds_c): Only write out the function
4641 body for regclass_for_constraint if we have register constraints.
4643 2007-01-17 Tom Tromey <tromey@redhat.com>
4645 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4646 * doc/install.texi (Testing): Use sourceware.org.
4647 (Binaries): Likewise.
4648 (Specific): Likewise.
4649 * doc/contrib.texi (Contributors): Use sourceware.org.
4651 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4653 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4654 (AVR_ENHANCED): Rename to ...
4655 (AVR_HAVE_MUL): ... new.
4656 (avr_enhanced_p): Rename to ...
4657 (avr_have_mul_p): ... new.
4658 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4659 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4660 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4661 (avr_have_mul_p): ... new.
4662 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4663 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4664 'avr_enhanced_p' and 'enhanced'.
4665 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4666 AVR_HAVE_MUL instead of AVR_ENHANCED.
4667 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4668 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4669 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4670 instead of AVR_ENHANCED.
4671 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4672 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4673 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4675 2007-01-17 Ian Lance Taylor <iant@google.com>
4677 * vec.h (VEC_reserve_exact): Define.
4678 (vec_gc_p_reserve_exact): Declare.
4679 (vec_gc_o_reserve_exact): Declare.
4680 (vec_heap_p_reserve_exact): Declare.
4681 (vec_heap_o_reserve_exact): Declare.
4682 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4684 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4686 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4687 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4688 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4689 * vec.c (calculate_allocation): Add exact parameter. Change all
4691 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4692 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4693 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4694 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4695 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4696 (vec_heap_p_reserve_exact): New function.
4697 (vec_heap_o_reserve_exact): New function.
4699 2007-01-17 Jan Hubicka <jh@suse.cz>
4701 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4703 2007-01-17 Eric Christopher <echristo@apple.com>
4705 * config.gcc: Support core2 processor.
4707 2007-01-16 Jan Hubicka <jh@suse.cz>
4709 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4710 the names, just unlink the chain so we don't crash on dangling pointers
4713 2007-01-16 Jan Hubicka <jh@suse.cz>
4715 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4716 * tree-pass.h: Reorder to make IPA passes appear toegher.
4717 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4718 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4719 parameters, do not call early inliner.
4720 * ipa-inline.c: Update comments. Include tree-flow.h
4721 (cgraph_decide_inlining): Do not compute inlining parameters.
4722 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4723 be called with function context set up.
4724 (pass_ipa_inline): Remove unreachable functions before pass.
4725 (cgraph_early_inlining): Simplify assuming to be called from the
4727 (pass_early_inline): New pass.
4728 (cgraph_gate_ipa_early_inlining): New gate.
4729 (pass_ipa_early_inline): Turn into simple wrapper.
4730 (compute_inline_parameters): New function.
4731 (gate_inline_passes): New gate.
4732 (pass_inline_parameters): New pass.
4733 (apply_inline): Move here from tree-optimize.c
4734 (pass_apply_inline): New pass.
4735 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4737 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4739 (tree_function_versioning): Do not allocate dummy struct function.
4740 * tree-inline.h (optimize_inline_calls): Update prototype.
4741 * tree-optimize.c (execute_fixup_cfg): Export.
4742 (pass_fixup_cfg): Remove
4743 (tree_rest_of_compilation): Do not apply inlines.
4744 * tree-flow.h (execute_fixup_cfg): Declare.
4745 * Makefile.in (gt-passes.c): New.
4746 * passes.c: Include gt-passes.h
4747 (init_optimization_passes): New passes.
4748 (nnodes, order): New static vars.
4749 (do_per_function_toporder): New function.
4750 (execute_one_pass): Dump current pass here.
4751 (execute_ipa_pass_list): Don't dump current pass here.
4753 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4755 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4756 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4758 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4760 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4761 (strong_alias): Define.
4762 (__gcc_qmul): Provide non-FMA for soft-float.
4768 (__gcc_qunord): New.
4778 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4779 soft-float functions.
4780 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4781 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4782 about long double soft float.
4784 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4785 Tehila Meyzels <tehila@il.ibm.com>
4787 * tree-vectorizer.h (is_pattern_stmt_p): New.
4788 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4789 formatting (tabs instead of spaces). Cleanup and clarify setting
4790 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4791 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4792 (vectorizable_type_demotion): Check that types are integral.
4793 (vectorizable_type_promotion): Likewise.
4794 (vectorizable_store): Fix typo. Eliminate new-line at end of
4797 2007-01-16 Jan Hubicka <jh@suse.cz>
4799 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4802 2007-01-15 Eric Christopher <echristo@apple.com>
4804 * ifcvt.c: Include vec.h, vecprim.h.
4805 (check_cond_move_block): New argument regs.
4806 Reorganize. Add registers used to regs.
4807 (cond_move_process_if_block): Use regs set above as
4810 2007-01-15 Eric Christopher <echristo@apple.com>
4812 * config/darwin.h: Update copyright.
4813 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4814 (LINK_COMMAND_SPEC): Add -u.
4815 (LINK_SPEC): Fix umbrella for above.
4817 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4819 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4822 2007-01-15 Tom Tromey <tromey@redhat.com>
4824 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4825 * doc/install.texi (Testing): Don't mention jacks.
4826 (Configuration): Document --enable-java-maintainer-mode. Move
4827 --with-java-home to libgcj-specific section. Document
4829 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4831 2007-01-15 Jan Hubicka <jh@suse.cz>
4833 * tree-ssa-dce.c (DCE_TODOs): New.
4834 (propagate_necessity): Return if something changed.
4835 (eliminate_unnecessary_stmts): Likewise.
4836 (perform_tree_ssa_dce): Return TODO flags when needed.
4837 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4839 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4841 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4842 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4843 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4844 patterns using X87MODEF12 mode macro. Extend operand 1
4845 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4846 (log10<mode>2): Ditto.
4847 (log2<mode>2): Ditto.
4848 (log1p<mode>2): Ditto.
4849 (logb<mode>2): Ditto.
4850 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4851 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4852 (*fxtractxf3_i387): Rename from *fxtractxf3.
4853 (fxtract_extend<mode>xf3_i387): New insn pattern.
4854 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4855 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4856 and gen_fyl2xxf3_i387().
4858 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4860 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4861 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4862 get_loop_exit_edges. Changed return type to bool.
4863 * cfgloop.h (fix_loop_placement): Declaration removed.
4865 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4867 * param.h (MIN_VECT_LOOP_BOUND): New.
4868 * params.def (MIN_VECT_LOOP_BOUND): New.
4869 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4870 argument - minimum threshold for number of iterations.
4871 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4872 argument to declaration.
4873 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4874 MIN_VECT_LOOP_BOUND.
4875 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4876 slpeel_tree_peel_loop_to_edge with additional argument.
4877 (vect_do_peeling_for_alignment): Likewise.
4878 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4880 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4883 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4886 2007-01-14 Jan Hubicka <jh@suse.cz>
4888 * tree-dfa.c (remove_referenced_var): New function.
4889 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4890 prune referenced vars list too.
4891 * tree-flow.h (remove_referenced_var): Declare.
4893 2007-01-14 Jan Hubicka <jh@suse.cz>
4895 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4897 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4898 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4899 * except.h (verify_eh_throw_table_statements): Kill prototype.
4900 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4901 into call exrepssions.
4902 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4904 * tree-cfg.c: Include pointer-set.h.
4905 (verify_node_sharing): Work on pointer set.
4906 (verify_eh_throw_stmt_node): New.
4907 (verify_stmts): Use pointers sets, verify throw_stmt.
4909 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4911 * ipa-reference.c (analyze_function): Consider also addresses taken
4914 2007-01-12 Roger Sayle <roger@eyesopen.com>
4916 * c-typeck.c (null_pointer_constant_p): Replace use of
4917 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4918 (build_c_cast): Likewise.
4920 2007-01-12 Roger Sayle <roger@eyesopen.com>
4922 * tree.h (force_fit_type_double): Remove unused final argument.
4923 * c-common.c (constant_expression_warning): Replace use of
4924 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4925 (convert_and_check): Likewise.
4926 (shorten_compare): Update call to force_fit_type_double.
4927 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4928 * convert.c (convert_to_pointer): Update call to
4929 force_fit_type_double.
4930 * fold-const.c (force_fit_type_double): Remove overflowed_const
4932 (int_const_binop, fold_convert_const_int_from_int,
4933 fold_convert_const_int_from_real, fold_div_compare,
4934 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4935 fold_abs_const, fold_not_const): Remove the final argument from
4936 calls to force_fit_type_double.
4938 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4940 * configure.ac: Set insn to "nop" for spu-*-* also.
4941 * configure: Regenerate.
4943 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4945 * builtins.def : Add BUILT_IN_FREE.
4947 2007-01-12 Jan Hubicka <jh@suse.cz>
4949 PR tree-optimization/30443
4950 * tree-inline.c (tree_function_versioning): Do not optimize when
4951 cloning for inlining.
4953 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4955 * doc/loop.texi: Document recording of loop exits.
4956 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4957 (update_single_exits_after_duplication,
4958 update_single_exit_for_duplicated_loop,
4959 update_single_exit_for_duplicated_loops): Removed.
4960 (duplicate_loop_to_header_edge): Do not call
4961 update_single_exits_after_duplication and
4962 update_single_exit_for_duplicated_loops.
4963 (loop_version): Do not update single_exit information.
4964 (fix_loop_structure): Use record_loop_exits instead of
4965 mark_single_exit_loops.
4966 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4967 the lists of loop exits.
4968 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4969 split_edge, merge_blocks): Update the lists of loop exits.
4970 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4971 loop_optimizer_init.
4972 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4973 of mark_single_exit_loops.
4974 (loop_optimizer_finalize): Call release_recorded_exits.
4975 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4976 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4977 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4978 update single exit information.
4979 * lambda-code.c (perfect_nestify): Ditto.
4980 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4981 (mark_single_exit_loops): Removed.
4982 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4983 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4984 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4986 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4987 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4988 (verify_loop_structure): Verify consistency of the exit lists.
4989 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4990 (set_single_exit): Removed.
4991 * cfgloop.h (struct loop_exit): New function.
4992 (struct loop): single_exit_ field replaced by exits field.
4993 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4994 (struct loops): Added exits hash.
4995 (mark_single_exit_loops, set_single_exit): Declaration removed.
4996 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4998 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5000 * doc/invoke.texi: Avoid use of @headitem.
5002 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5004 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5006 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5008 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5011 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5012 Richard Sandiford <richard@codesourcery.com>
5014 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5015 * config/m68k/m68k.opt: Resort options.
5016 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5018 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5019 Richard Sandiford <richard@codesourcery.com>
5021 * doc/invoke.texi: Document the macros that are defined by
5022 m68k's -mtune and -mhard-float options.
5023 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5024 (m68k_cpp_cpu_family): Likewise.
5025 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5026 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5027 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5028 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5029 (m68k_cpp_cpu_family): Likewise.
5031 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5033 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5034 macros besides mc68000 as tuning macros. Use a switch statement
5035 to set them and mcpu32.
5037 2007-01-12 Julian Brown <julian@codesourcery.com>
5039 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5040 (TARGET_68040_ONLY): Rename to...
5041 (TARGET_68040): ...this.
5042 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5043 * config/m68k/m68k.md: Likewise.
5045 2007-01-12 Julian Brown <julian@codesourcery.com>
5046 Nathan Sidwell <nathan@codesourcery.com>
5047 Richard Sandiford <richard@codesourcery.com>
5049 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5050 the -mcpu= argument associated with the --with-cpu setting.
5051 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5052 if different from the one implied by the -mcpu setting.
5053 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5054 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5055 * doc/invoke.texi: Mention ColdFire in the introduction to the
5056 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5057 -mno-div and -mhard-float options. Make -m68881 a synonym for
5058 -mhard-float. Document the previously-undocumented -m5206e,
5059 -m528x, -m5307 and -m5407 options. Tweak the existing option
5060 documentation for consistency.
5061 * doc/install.texi: Mention new --with-cpu arguments.
5062 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5063 default CPU if neither -mcpu nor -march are specified.
5064 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5065 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5066 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5067 using m68k_tune to decide between families that implement the
5068 same ISA. Use m68k_tune to set __mcfv4e__.
5069 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5070 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5071 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5072 (FL_ISA_C, FL_ISA_MMU): New macros.
5073 (MASK_COLDFIRE): Delete.
5074 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5075 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5076 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5077 (TARGET_HARD_FLOAT): Do not define here.
5078 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5079 (TUNE_68000): New macro.
5080 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5081 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5082 (TUNE_CFV2): Redefine in terms of m68k_tune.
5083 (uarch_type, target_device, fpu_type): New enums.
5084 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5085 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5086 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5087 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5088 (FL_FOR_isa_c): New macros.
5089 (m68k_isa): New enum.
5090 (m68k_target_selection): New structure.
5091 (all_devices, all_isas, all_microarchs): New tables.
5092 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5093 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5094 (MASK_ALL_CPU_BITS): Delete.
5095 (m68k_find_selection): New function.
5096 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5097 Map the legacy target options to a combination of the new ones.
5098 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5099 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5100 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5102 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5103 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5105 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5106 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5107 * config/m68k/m68k-devices.def: New file.
5109 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5110 Nathan Sidwell <nathan@codesourcery.com>
5112 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5113 (SUBTARGET_EXTRA_SPECS): New macros.
5114 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5115 use %(asm_cpu_spec) instead.
5116 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5117 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5118 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5119 (EXTRA_SPECS): Rename to...
5120 (SUBTARGET_EXTRA_SPECS): ...this.
5122 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5123 Richard Sandiford <richard@codesourcery.com>
5124 Julian Brown <julian@codesourcery.com>
5126 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5127 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5128 to the configuration's default CPU.
5129 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5130 Remove default masks.
5131 (m680[012]0-*-*): Set the default with_cpu to the first part of
5133 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5134 (m68k*-*-linux): Extend the --with-cpu handling to...
5135 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5136 and m68010. Don't set target_cpu_default2.
5137 * doc/install.texi: Document --with-cpu for m68k.
5138 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5139 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5140 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5141 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5142 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5143 (ASM_SPEC): Remove use of %(asm_cpu_default).
5144 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5145 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5146 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5147 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5148 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5149 (TARGET_DEFAULT): Delete.
5150 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5151 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5152 (CPP_CPU_SPEC): Delete.
5153 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5154 the appropriate string.
5155 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5156 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5157 (ASM_SPEC): Don't use %(asm_default_spec).
5158 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5159 TARGET_DEFAULT and add MASK_68881.
5160 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5162 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5164 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5165 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5166 MASK_68010 alongside MASK_68020.
5167 * doc/invoke.texi: Document -m68010.
5168 * config/m68k/m68k.opt (m68010): New.
5169 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5171 (TUNE_68010): New macro.
5172 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5173 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5174 (M68K_CPU_m68332): Add MASK_68010.
5175 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5176 fallback definition.
5177 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5179 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5180 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5181 to all entries that use MASK_68020.
5182 (output_move_simode_const, output_move_himode, output_move_qimode)
5183 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5184 instead of TARGET_68020 to select clr behavior. Remove comment
5185 about there being no TARGET_68010.
5186 * config/m68k/m68k.md: Likewise throughout.
5188 2007-01-12 Julian Brown <julian@codesourcery.com>
5190 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5191 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5192 * config/m68k/m68k.md: Likewise.
5194 2007-01-12 Julian Brown <julian@codesourcery.com>
5196 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5197 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5199 2007-01-12 Julian Brown <julian@codesourcery.com>
5201 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5202 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5203 * config/m68k/m68k.md: Likewise.
5205 2007-01-12 Julian Brown <julian@codesourcery.com>
5206 Richard Sandiford <richard@codesourcery.com>
5208 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5209 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5210 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5212 (TARGET_CPU32): Rename to...
5213 (TUNE_CPU32): ...this.
5214 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5215 (TUNE_CFV2): New macros.
5216 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5217 remove conditions that are implied by TARGET_68020.
5218 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5219 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5220 (m68k_output_function_epilogue): Likewise.
5221 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5222 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5223 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5224 non-68000 timings. Refactor multiplication and division costs.
5225 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5226 TUNE_CPU32 instead of TARGET_CPU32.
5227 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5228 and TUNE_68060 instead of TARGET_68060.
5229 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5230 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5232 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5233 && !TARGET_COLDFIRE" to choose between moveq and clr.
5234 Likewise in the unnamed movsf pattern.
5235 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5236 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5239 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5241 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5242 of tabbing before backslashes.
5244 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5246 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5247 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5248 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5250 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5252 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5253 find_interesting_uses_cond.
5254 (find_interesting_uses_cond): Use extract_cond_operands.
5255 (rewrite_use_compare): Use extract_cond_operands and
5256 force_gimple_operand_bsi. Do not call update_stmt.
5257 (determine_use_iv_cost_condition): Use extract_cond_operands.
5258 Return cheaper of using original bound and changing the exit bound.
5260 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5262 PR tree-optimization/29516
5263 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5264 most_expensive_mult_to_index, addr_to_parts,
5265 create_mem_ref, maybe_fold_tmr): Make the type of
5266 fields of TARGET_MEM_REF sizetype.
5267 (move_fixed_address_to_symbol, move_pointer_to_base):
5269 * tree.def (TARGET_MEM_REF): Add comment on types of
5272 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5274 * c-common.c (vector_types_convertible_p): Treat opaque types as
5275 always convertible if they have the same size, but not otherwise.
5277 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5279 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5280 Remove the b_unconditional field.
5281 (noce_try_sign_mask): Do not look at b_unconditional.
5282 (noce_process_if_block): Do not use merge_if_blocks. Update
5283 the CFG here. Do not set b_unconditional.
5284 (cond_move_process_if_block): Likewise.
5285 (find_cond_trap): Likewise.
5286 (check_cond_move_block): Require simple jump insns at the end
5289 2007-01-11 Jan Hubicka <jh@suse.cz>
5291 PR tree-optimization/1046
5292 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5293 when alias info is not ready.
5294 (pass_tail_recursion): Do not require aliasing.
5295 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5296 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5297 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5298 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5299 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5300 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5301 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5303 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5304 When aliasing is not build, mark statement as volatile.
5306 2007-01-11 Tom Tromey <tromey@redhat.com>
5308 PR preprocessor/15185, PR preprocessor/20989:
5309 * doc/cppopts.texi <-MT>: Update description of algorithm for
5310 computing default target.
5311 <-M, -MD>: Reword "basename" text.
5313 2007-01-11 Roger Sayle <roger@eyesopen.com>
5315 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5316 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5317 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5318 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5319 fold_builtin_bswap, real_constp, fold_builtin_pow,
5320 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5321 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5322 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5323 * convert.c (convert_to_pointer): Likewise.
5324 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5325 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5326 const_binop, fold_convert_const_int_from_int,
5327 fold_convert_const_int_from_real,
5328 fold_convert_const_real_from_real, sign_bit_p,
5329 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5330 fold_sign_changed_comparison, fold_unary, fold_comparison,
5331 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5332 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5333 * print-tree.c (print_node_brief, print_node): Likewise.
5334 * stor-layout.c (place_field, layout_type): Likewise.
5335 * tree-chrec.c (keep_cast): Likewise.
5336 * tree.c (build_vector, build_real, build_real_from_int_cst,
5337 build_complex): Likewise.
5339 2007-01-11 Roger Sayle <roger@eyesopen.com>
5341 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5342 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5344 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5346 * configure.ac (strict1_warn): Rename to strict_warn.
5347 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5348 cc_set_by_configure, quoted_cc_set_by_configure,
5349 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5350 all_boot_languages, all_stagestuff): Remove.
5351 (target_list): Remove bootstrap targets.
5352 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5353 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5354 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5355 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5356 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5357 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5358 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5359 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5360 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5361 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5362 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5363 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5364 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5365 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5366 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5367 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5368 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5369 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5370 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5371 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5372 (mostlyclean): Adjust.
5373 (clean, distclean): Don't mention bootstrap stuff.
5374 * configure: Regenerate.
5375 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5376 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5377 treelang/config-lang.in (stagestuff): Remove.
5378 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5379 stageprofile, stagefeedback, stagestuff): Remove mention.
5381 2007-01-11 Nick Clifton <nickc@redhat.com>
5383 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5385 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5386 (mcore_arith_K_S_operand): Run the test for the S constraint not
5387 the test for the M constraint.
5388 (mcore_addsub_operand): Do not accept integer values that are
5389 larger than 32 bits.
5390 * config/mcore/mcore.md: Remove unused constraints from split.
5391 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5393 (allocate_stack): Likewise.
5394 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5395 operands to 32 bits.
5396 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5398 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5399 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5400 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5401 mcore_output_bclri, mcore_output_andn, output_inline_const,
5402 mcore_output_move, mcore_output_movedouble): Likewise.
5403 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5404 (output_inline_const): Likewise.
5405 (output_inline_const): Fix format strings used in sprintf
5407 * config/mcore/mcore-protos.h: Update prototypes for changed
5408 functions in mcore.c.
5409 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5410 HOST_WIDE_INT and not int.
5411 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5412 CONST_OK_FOR_N): Likewise.
5413 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5414 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5417 2007-01-10 Jan Hubicka <jh@suse.cz>
5419 * tree-vrp.c (remove_range_assertions): Release defs.
5420 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5421 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5423 2007-01-10 Paul Brook <paul@codesourcery.com>
5425 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5426 * config/arm/arm.md (mulsi3subsi): New insn.
5428 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5430 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5431 (tree_transform_and_unroll_loop): New.
5432 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5435 2007-01-10 Robert Kennedy <jimbob@google.com>
5437 * fold-const.c (fold_comparison): Fold comparisons like (x *
5438 1000 < 0) to (x < 0).
5440 2007-01-10 Ian Lance Taylor <iant@google.com>
5442 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5443 operands have the same priority.
5445 2007-01-10 Tom Tromey <tromey@redhat.com>
5447 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5448 (fold_binary): Likewise.
5449 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5450 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5451 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5452 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5453 * langhooks.h (struct lang_hooks): Removed field
5454 'can_use_bit_fields_p'.
5456 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5458 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5460 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5462 * function.c (get_last_funcdef_no): New function.
5463 * function.h (get_last_funcdef_no): Declare.
5464 * tree-inline.c (initialize_cfun): Add initialization.
5465 (tree_function_versioning): Cleanup.
5467 2007-01-10 Jan Hubicka <jh@suse.cz>
5469 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5472 2007-01-10 Sa Liu <saliu@de.ibm.com>
5473 Ben Elliston <bje@au.ibm.com>
5475 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5476 for SAVE_NONLOCAL and Pmode for any other save level.
5477 * spu-protos.h (spu_restore_stack_block): Declare.
5478 * spu.md (save_stack_block): Remove.
5479 (restore_stack_block): Call spu_restore_stack_block.
5480 * spu.c (spu_restore_stack_block): New function.
5481 (spu_expand_epilogue): Remove old comment.
5483 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5485 PR tree-optimization/30322
5486 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5487 (cand_value_at): Return the value as aff_tree.
5488 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5489 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5490 aff_combination_mult): New functions.
5491 (aff_combination_add): Use aff_combination_add_cst.
5492 (aff_combination_convert): Allow conversions to a wider type.
5493 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5494 * tree-affine.h (aff_combination_mult): Declare.
5496 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5498 * doc/tm.texi: Update documentation to reflect reality of exec
5499 and start file search behaviours. Update copyright year.
5500 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5501 header file directories.
5503 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5505 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5506 (*cosxf2): Rename to cosxf2_i387.
5507 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5508 using X87MODEF12 mode macro. Rename patterns to
5509 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5511 (*cosdf2, *cossf2): Ditto.
5512 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5513 to match extended input operands.
5514 (sincos<mode>3): New expander.
5515 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5516 insn patterns and corresponding splitters.
5518 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5520 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5521 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5523 2007-01-09 Nicolas Pitre <nico@cam.org>
5526 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5528 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5530 * target.h (struct gcc_target): New field library_rtti_comdat.
5531 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5532 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5533 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5534 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5536 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5538 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5540 2007-01-08 Richard Guenther <rguenther@suse.de>
5542 * tree.h (force_fit_type_double): Export.
5543 (force_fit_type): Remove.
5544 * fold-const.c (force_fit_type_double): New function.
5545 (force_fit_type): Remove.
5546 (int_const_binop): Use it.
5547 (fold_convert_const_int_from_int): Likewise.
5548 (fold_convert_const_int_from_real): Likewise.
5549 (fold_div_compare): Likewise.
5550 (fold_sign_changed_comparison): Likewise.
5551 (fold_unary): Likewise.
5552 (fold_negate_const): Likewise.
5553 (fold_abs_const): Likewise.
5554 (fold_not_const): Likewise.
5555 * c-common.c (shorten_compare): Use force_fit_type_double.
5556 * convert.c (convert_to_pointer): Likewise.
5558 2007-01-08 Richard Guenther <rguenther@suse.de>
5560 * tree.h (build_int_cst_wide_type): Export.
5561 * tree.c (build_int_cst_wide_type): New function.
5562 (build_int_cst_wide): Fix comment.
5563 * builtins.c (fold_builtin_object_size): Use build_int_cst
5564 to build -1 or 0 of the correct type. Use fit_double_type
5565 to check for overflow.
5566 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5568 (decode_field_reference): Likewise.
5569 (all_ones_mask_p): Likewise.
5570 (native_interpret_int): Use build_int_cst_wide_type.
5571 (fold_binary): Use build_int_cst_type to build an all-ones
5573 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5575 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5577 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5579 2007-01-09 Ben Elliston <bje@au.ibm.com>
5581 * genautomata.c (STATS_OPTION): New option.
5582 (stats_flag): New flag.
5583 (gen_automata_option): Handle it.
5584 (initiate_automaton_gen): Ditto.
5585 (write_automata): Output statistics only if stats_flag is
5586 set. Likewise, output time statistics only if time_flag is set.
5587 * doc/md.texi (Processor pipeline description): Document new flag.
5589 2007-01-08 Richard Guenther <rguenther@suse.de>
5591 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5592 * tree.c (build_int_cst_type): Likewise.
5593 (size_in_bytes): Don't call force_fit_type on the result.
5594 (int_fits_type_p): Use fit_double_type.
5595 * fold-const.c (fit_double_type): New function.
5596 (force_fit_type): Use it.
5597 * tree.h (fit_double_type): Export.
5599 2007-01-08 Jan Hubicka <jh@suse.cz>
5601 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5602 * ipa.c (function_and_variable_visibility): Fix return type.
5604 2007-01-08 Richard Guenther <rguenther@suse.de>
5606 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5607 of offset to build the index.
5608 * tree-pretty-print.c (dump_generic_node): Don't build negated
5609 const just for printing.
5610 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5611 * builtins.c (fold_builtin_int_roundingfn): Check if result
5612 fits the type by using force_fit_type and comparing the result.
5613 * predict.c (predict_loops): Use compare_tree_int for comparison.
5614 * tree.c (build_int_cst): Fall back to integer_type_node for
5616 (build_int_cst_wide): Assert type is non-null.
5618 2007-01-08 Roberto Costa <roberto.costa@st.com>
5620 * tree-vrp.c (extract_range_from_cond_expr): New.
5621 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5622 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5624 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5625 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5626 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5627 used as expressions.
5628 * tree-object-size.c (cond_expr_object_size): New.
5629 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5631 2007-01-08 Jan Hubicka <jh@suse.cz>
5633 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5634 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5637 2007-01-08 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/23603
5640 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5641 (extract_range_from_binary): Fall back to truthvalue instead of
5642 varying for TRUTH_*_EXPR.
5643 (extract_range_from_comparison): Fall back to truthvalue instead of
5645 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5646 if all visited PHI values were constant.
5648 2007-01-08 Jan Hubicka <jh@suse.cz>
5650 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5651 (cgraph_analyze_function): break out from ...
5652 (cgraph_finalize_compilation_unit): ... here.
5653 (cgraph_expand_function): Remove forgoten commented out line.
5654 (cgraph_optimize): Analyze functions.
5656 2007-01-08 Jan Hubicka <jh@suse.cz>
5658 * tree-pas.h (TODO_remove_function): New flag.
5659 (TODO_update*): Renumber.
5660 (pass_ipa_increase_alignment,
5661 pass_ipa_function_and_variable_visibility): New passes.
5662 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5663 (cgraph_function_and_variable_visibility): Move to ipa.c
5664 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5665 cgraph_increase_alignment.
5666 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5667 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5668 calling tree-inline.
5669 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5670 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5671 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5672 (gate_increase_alignment): New function.
5673 (pass_ipa_increase_alignment): New pass.
5674 * ipa.c: Inline tree-pass.h and timevar.h
5675 (function_and_variable_visibility): Move here from cgraphunit.c
5676 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5677 * passes.c (init_optimization_passes): Add the two new passes.
5678 (execute_todo): Handle cgraph_remove_functions.
5680 2007-01-08 Nick Clifton <nickc@redhat.com>
5682 * config/frv/predicates.md (reg_or_0_operand): Accept
5685 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5687 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5688 * config.gcc: Add bfin*-rtems*.
5690 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5692 * c.opt: Add -flax-vector-conversions.
5693 * c-typeck.c (convert_for_assignment): Pass flag to
5694 vector_types_convertible_p to allow emission of note.
5695 (digest_init): Likewise.
5696 * c-opts.c: Handle -flax-vector-conversions.
5697 * c-common.c (flag_lax_vector_conversions): New.
5698 (vector_types_convertible_p): Unless -flax-vector conversions
5699 has been passed, disallow conversions between vectors with
5700 differing numbers of subparts and/or element types. If such
5701 a conversion is disallowed, possibly emit a note on the first
5702 occasion only to inform the user of -flax-vector-conversions.
5703 The new last argument specifies this.
5704 * c-common.h (flag_lax_vector_conversions): New.
5705 (vector_types_convertible_p): Add extra argument.
5706 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5707 char_type_node for V*QI type vectors.
5708 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5709 Update to satisfy new typechecking rules.
5710 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5712 * doc/invoke.texi (C Dialect Options): Document
5713 -flax-vector-conversions.
5715 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5717 PR tree-optimization/29877
5718 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5719 a register variable on the RHS to not be replaceable.
5721 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5722 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5723 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5724 const_simm15, const_pow2, const_npow2): Added.
5725 * config/score/misc.md (insv, extv, extzv, movmemsi,
5726 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5727 * config/score/score.c (score_address_cost, score_select_cc_mode):
5729 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5730 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5731 Update score_print_operand.
5732 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5733 Adjust register allocate order and update some macro define.
5734 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5735 mdx_block_move_straight, mdx_block_move_loop_head,
5736 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5737 mdx_block_move): Added.
5738 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5739 mdp_limm): Updated and fix some bug and typo.
5740 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5741 (movsf, movdf, doloop_end): Added.
5743 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5745 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5746 config/arm/thumb2.md: Fix comment typos.
5747 * doc/extend.texi: Fix a typo.
5749 2007-01-07 Eric Christopher <echristo@apple.com>
5751 * configure.ac: Check for __stack_chk_fail for darwin.
5752 * configure: Regenerate.
5754 2007-01-07 Richard Guenther <rguenther@suse.de>
5756 * tree-vrp.c (extract_range_from_assert): CSE calls to
5757 compare_values where possible.
5758 (extract_range_from_unary_expr): Likewise.
5760 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5762 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5763 * config/avr/avr.c (call_insn_operand): Delete function.
5764 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5765 instead of register number. Use predicates.
5766 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5767 call_insn_operand): Add.
5769 2007-01-06 Jan Hubicka <jh@suse.cz>
5771 * tree-pass.h (pass_build_cgraph_edges): Declare.
5772 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5773 (visited_nodes): Remove.
5774 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5775 build_cgrpah_edges; make visited_nodes local.
5776 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5777 (record_references_in_initializer): Move to cgraphbuild.c
5778 (initialize_inline_failed, rebuild_cgraph_edges,
5779 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5780 (verify_cgraph_node): Make visited_nodes local.
5781 (cgraph_analyze_function): Do not call cgraph_create_edges and
5782 initialize_inline_failed.
5783 (cgraph_expand_function): Do not call cgraph_lower_function;
5784 assert that function is already lowered.
5785 * Makefile.in (cgraphbuild.o): New.
5786 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5787 at the end of lowering passes.
5789 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5791 * ifcvt.c (cond_move_convert_if_block): New function, code
5792 factored out from...
5793 (cond_move_process_if_block): ...here. Call the new function
5794 on the THEN and ELSE blocks.
5795 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5796 already takes care of this.
5798 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5801 * tree.h (TREE_OVERFLOW_P): New.
5802 * c-typeck.c (parser_build_unary_op): Warn only if result
5803 overflowed and operands did not.
5804 (parser_build_binary_op): Likewise.
5805 (convert_for_assignment): Remove redundant overflow_warning.
5806 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5808 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5810 * c-typeck.c (store_init_value): Split over two lines to follow
5811 the GNU coding style.
5813 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5815 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5816 __GXX_EXPERIMENTAL_CXX0X__.
5817 * doc/cpp.texi: Same.
5819 2007-01-05 Richard Guenther <rguenther@suse.de>
5822 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5823 with mismatched types. Instead explicitly build a
5824 conversion NOP_EXPR.
5826 2007-01-05 Ian Lance Taylor <iant@google.com>
5828 * c-common.c (decl_with_nonnull_addr_p): New function.
5829 (c_common_truthvalue_conversion): Call it.
5830 * c-typeck.c (build_binary_op): Likewise.
5831 * c-common.h (decl_with_nonnull_addr_p): Declare.
5833 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5836 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5839 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5841 * doc/install.texi (Final install): Document the fact that
5842 the GNAT runtime should not be stripped.
5844 2007-01-04 Jan Hubicka <jh@suse.cz>
5846 * tree-inline.c (fold_marked_statements): Update operand caches
5847 and EH after folding
5849 2007-01-04 Ian Lance Taylor <iant@google.com>
5851 * c-common.c (check_function_nonnull): Whitespace fix.
5853 2007-01-04 Jan Hubicka <jh@suse.cz>
5855 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5856 comitted older version of patch.
5857 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5858 function, celanup cfg and collect garbage.
5860 2007-01-04 Mike Stump <mrs@apple.com>
5862 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5865 2007-01-04 Eric Christopher <echristo@apple.com>
5867 * libgcc2.c (__bswapsi2): Use SItype.
5868 (__bswapdi2): Use DItype.
5869 * libgcc2.h: Update for above.
5871 2007-01-04 Paul Brook <paul@codesourcery.com>
5873 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5874 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5875 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5876 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5877 umulsi3_highpart): Make conditional on !arm_arch6.
5878 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5879 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5880 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5881 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5882 umulsi3_highpart_v6): New insns.
5884 2007-01-04 Roger Sayle <roger@eyesopen.com>
5886 * fold-const.c (fold_convert): When casting an expression to void,
5887 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5888 have a type. Instead of attempting to build a NOP_EXPR, return
5889 these "special" trees directly.
5891 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5893 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5894 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5895 rs6000_cost->fp not 0 as adjustment for outer NEG.
5897 2007-01-04 Jan Hubicka <jh@suse.cz>
5899 * cgraph.c (cgraph_release_function_body): New function.
5900 (cgraph_remove_node): Use it.
5901 * cgraph.h (cgraph_release_function_body): Declare.
5902 * cgraphunit.c (cgraph_expand_function): Use it.
5903 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5904 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5905 is initialized and while compilation of other function is running.
5906 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5907 statement CFG annotations from here to ...
5908 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5910 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5912 * cfgloop.h (enum li_flags): Make the constants powers of two.
5914 2007-01-04 Jan Hubicka <jh@suse.cz>
5916 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5918 (fold_marked_statements): New function.
5919 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5920 * tree-inline.h (copy_body_data): Add statements_to_fold.
5922 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5924 * config.gcc: Mention libgcc/config.host.
5925 * Makefile.in: Update comments mentioning libgcc.
5926 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5927 (all.cross, start.encap, rest.encap, rest.cross): Update
5928 dependencies for libgcc move.
5929 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5930 (clean-target, clean-target-libgcc): Delete.
5931 (srcdirify, GCC_EXTRA_PARTS): New macros.
5932 (libgcc-support, libgcc.mvars): New rules.
5933 (distclean): Remove mention of mklibgcc.
5934 (install): Don't reference INSTALL_LIBGCC.
5935 (install-common): Don't reference EXTRA_PARTS.
5936 (install-libgcc, install-multilib): Delete rules.
5937 * mklibgcc.in: Delete file.
5938 * doc/configfiles.texi: Don't mention mklibgcc.
5940 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5941 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5942 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5943 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5944 (mklibgcc, ldblspecs): Likewise.
5946 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5947 (posixpre.def): Use $(T).
5948 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5949 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5950 (SHLIB_LINK): Make dummy.
5951 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5953 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5955 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5956 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5957 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5958 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5960 * configure.ac (all_outputs): Remove mklibgcc.
5961 * configure: Regenerated.
5963 2007-01-03 Josh Conner <jconner@apple.com>
5966 * calls.c (compute_argument_addresses): Set stack and stack_slot
5967 for partial args, too.
5968 (store_one_arg): Use locate.size.constant for the size when
5969 generating a save_area.
5971 2007-01-03 Robert Kennedy <jimbob@google.com>
5973 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5974 whose definitions are deleted due to basic block merging.
5976 2007-01-03 Paul Brook <paul@codesourcery.com>
5979 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5981 (use_return_insn): Return 0 for Thumb interrupt functions.
5982 (print_multi_reg): Add rfe argument for IRQ returns.
5983 (arm_output_epilogue): Pop interrupt return address directly into PC.
5984 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5986 2007-01-03 Paul Brook <paul@codesourcery.com>
5988 Merge from sourcerygxx-4_1.
5989 * config/arm/thumb2.md: New file.
5990 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5992 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5993 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5994 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5995 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5997 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5998 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6000 * config/arm/ieee754-sf.S: Ditto.
6001 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6002 (thumb1_base_register_rtx_p): ... to this.
6003 (thumb_index_register_rtx_p): Rename...
6004 (thumb1_index_register_rtx_p): ... to this.
6005 (thumb_output_function_prologue): Rename...
6006 (thumb1_output_function_prologue): ... to this.
6007 (thumb_legitimate_address_p): Rename...
6008 (thumb1_legitimate_address_p): ... to this.
6009 (thumb_rtx_costs): Rename...
6010 (thumb1_rtx_costs): ... to this.
6011 (thumb_compute_save_reg_mask): Rename...
6012 (thumb1_compute_save_reg_mask): ... to this.
6013 (thumb_final_prescan_insn): Rename...
6014 (thumb1_final_prescan_insn): ... to this.
6015 (thumb_expand_epilogue): Rename...
6016 (thumb1_expand_epilogue): ... to this.
6017 (arm_unwind_emit_stm): Rename...
6018 (arm_unwind_emit_sequence): ... to this.
6019 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6020 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6021 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6022 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6023 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6024 thumb2_output_casesi): New functions.
6025 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6026 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6027 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6028 THUMB2_WORK_REGS): Define.
6029 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6030 arm_condexec_mask, arm_condexec_masklen)): New variables.
6031 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6032 (arm_override_options): Check new CPU capabilities.
6033 Set new architecture flag variables.
6034 (arm_isr_value): Handle v7m interrupt functions.
6035 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6037 (const_ok_for_arm): Handle Thumb-2 constants.
6038 (arm_gen_constant): Ditto. Use movw when available.
6039 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6041 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6042 (thumb_find_work_register, arm_load_pic_register,
6043 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6044 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6045 print_multi_reg, output_mov_long_double_fpa_from_arm,
6046 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6047 output_mov_double_fpa_from_arm, output_move_double,
6048 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6049 output_return_instruction, arm_output_function_prologue,
6050 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6051 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6052 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6053 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6054 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6055 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6057 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6058 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6059 (arm_file_start): Output directive for unified syntax.
6060 (arm_unwind_emit_set): Handle stack alignment instruction.
6061 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6062 Add v6t2, v7, v7a, v7r and v7m.
6063 (RETLDM): Add Thumb-2 code.
6064 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6065 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6066 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6067 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6068 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6069 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6070 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6071 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6072 ADJUST_INSN_LENGTH): Define.
6073 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6074 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6075 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6076 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6077 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6078 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6079 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6080 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6081 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6082 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6083 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6084 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6085 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6086 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6087 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6088 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6089 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6091 * config/arm/arm-tune.md: Regenerate.
6092 * config/arm/arm-protos.h: Update prototypes.
6093 * config/arm/vfp.md: Enable patterns for Thumb-2.
6094 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6095 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6096 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6097 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6098 * config/arm/libunwind.S: Add Thumb-2 code.
6099 * config/arm/constraints.md: Update include Thumb-2.
6100 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6101 * config/arm/ieee754-df.S: Ditto.
6102 * config/arm/bpabi.S: Ditto.
6103 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6104 * config/arm/predicates.md (low_register_operand,
6105 low_reg_or_int_operand, thumb_16bit_operator): New.
6106 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6107 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6108 * config/arm/t-arm-elf: Add armv7 multilib.
6109 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6111 (UNSPEC_STACK_ALIGN, ce_count): New.
6112 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6113 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6115 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6116 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6117 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6118 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6119 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6120 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6122 * doc/extend.texi: Document ARMv7-M interrupt functions.
6123 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6125 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6127 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6128 (struct _Unwind_Context): Rename args_size to flags, remove
6129 signal_frame field, add a new args_size field and version field.
6130 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6131 _Unwind_IsExtendedContext): New inline functions.
6132 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6133 Assume by_value array is only present if _Unwind_IsExtendedContext.
6134 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6135 _Unwind_IsSignalFrame.
6136 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6137 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6138 (uw_init_context_1): Initialize context->flags to
6139 EXTENDED_CONTEXT_BIT.
6140 * config/rs6000/linux-unwind.h (frob_update_context): Use
6141 _Unwind_SetSignalFrame.
6143 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6146 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6147 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6150 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6152 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6153 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6154 RET, AT_SP): Remove.
6155 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6158 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6159 * cfgbuild.c (find_basic_blocks): Likewise.
6160 * cfgrtl.c (rtl_create_basic_block): Likewise.
6161 * function.c (temp_slots_at_level): Likewise.
6162 * reg-stack.c (stack_regs_mentioned): Likewise.
6163 * regclass.c (allocate_reg_info): Likewise.
6164 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6165 set_bb_for_stmt, move_block_to_fn): Likewise.
6166 * tree-complex.c (tree_lower_complex): Likewise.
6167 * vec.h (VEC_safe_grow_cleared): New.
6169 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6171 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6173 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6174 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6176 * cfgloopmanip.c (scale_loop_frequencies): Export.
6177 (loopify): Scale the frequencies by prescribed coefficients.
6178 (set_zero_probability): New function.
6179 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6180 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6181 and frequencies according to arguments.
6182 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6184 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6185 * modulo-sched.c (sms_schedule): Set probabilities for entering
6186 versioned loop correctly.
6187 * tree-vect-transform.c (vect_transform_loop): Ditto.
6188 * cfgloop.h (loopify, loop_version): Declaration changed.
6189 (scale_loop_frequencies): Declared.
6191 2007-01-02 Jan Hubicka <jh@suse.cz>
6193 * cgraph.c: Include tree-flow.h
6194 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6196 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6197 * tree-pass.h (pass_all_early_optimizations): Declare.
6198 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6200 (cgraph_analyze_function): Do early_local_passes.
6201 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6202 Do not add referenced vars.
6203 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6205 (gate_all_early_local_passes): New gate.
6206 (pass_early_local_passes): Use new gate.
6207 (execute_early_local_optimizations): New functions.
6208 (gate_all_early_optimizations): New gate.
6209 (pass_all_early_optimizations): New pass.
6210 (execute_free_datastructures): Free SSA only when initialized.
6211 (gate_init_datastructures): Init only when optimizing.
6212 (tree_lowering_passes): Do early local passes when called late.
6213 * tree-profile.c (do_tree_profiling): Don't profile functions added
6215 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6216 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6218 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6219 during early_local_passes.
6220 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6223 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6225 * Makefile.in: Update copyright year.
6227 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6229 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6230 in $(lang_checks) and check-consistency targets.
6232 2007-01-02 Jan Hubicka <jh@suse.cz>
6234 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6235 Do not add referenced vars.
6236 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6238 * passes.c (init_optimization_passes): Put mudflap_2 after
6239 free_datastructures.
6241 2007-01-02 Jan Hubicka <jh@suse.cz>
6243 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6244 Set NOTHROW flag on call statements proved to be nothrow.
6245 Update statement of local calls so new pure/const functions are
6246 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6248 (tree_rest_of_compilation): Register hooks and initialize bitmap
6249 early. Do not set after_inlining flag.
6251 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6253 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6254 HOST_BITS_PER_LONGLONG
6256 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6259 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6260 warning for non-static initializers.
6262 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6264 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6265 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6266 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6267 Always use set_unique_reg_note to add REG_EQUAL notes.
6269 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6272 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6274 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6275 * cfgbuild.c (find_basic_blocks): Likewise.
6276 * cfgrtl.c (rtl_create_basic_block): Likewise.
6277 * function.c (temp_slots_at_level): Likewise.
6278 * reg-stack.c (stack_regs_mentioned): Likewise.
6279 * regclass.c (allocate_reg_info): Likewise.
6280 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6281 set_bb_for_stmt, move_block_to_fn): Likewise.
6282 * tree-complex.c (tree_lower_complex): Likewise.
6283 * vec.h (VEC_safe_grow_cleared): New.
6285 2007-01-02 Ian Lance Taylor <iant@google.com>
6287 * c-common.c (c_common_truthvalue_conversion): When warning about
6288 using an assignment as a truth value, set TREE_NO_WARNING.
6290 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6293 * c.opt (Wold-style-declaration): New.
6294 * doc/invoke.texi (C-only Warning Options): New.
6295 (Wold-style-declaration): Document it.
6296 (Wextra): Enabled by -Wextra.
6297 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6298 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6299 -Wold-style-declaration.
6301 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6303 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6304 * cfgbuild.c (find_basic_blocks): Likewise.
6305 * cfgrtl.c (rtl_create_basic_block): Likewise.
6306 * function.c (temp_slots_at_level): Likewise.
6307 * reg-stack.c (stack_regs_mentioned): Likewise.
6308 * regclass.c (allocate_reg_info): Likewise.
6309 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6310 set_bb_for_stmt, move_block_to_fn): Likewise.
6311 * tree-complex.c (tree_lower_complex): Likewise.
6312 * vec.h (VEC_safe_grow_cleared): New.
6314 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6316 * c-common.c (c_common_nodes_and_builtins): Since variants of
6317 void_type_node get built before it is given a name, we need to
6318 give those variants the name, too.
6319 (complete_array_type): We need to work with the canonical main
6320 type of the array, from which we will build the qualified version.
6321 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6322 * print-tree.c (print_node): Display canonical type information
6324 * stor-layout.c (layout_type): When we don't know the
6325 alignment of a type for which we're building an array, we end up
6326 guessing wrong, so make the type require structural equality.
6327 * tree.c (make_node_stat): When we build a new type, it is its
6329 (build_type_attribute_qual_variant): When building an attribute
6330 variant, its canonical type is the non-attribute variant. However,
6331 if the attributes are target-dependent and they differ, we need to
6332 use structural equality checks for this type.
6333 (build_qualified_type): A qualified type is not equivalent to its
6334 unqualified variant; set the canonical type appropriately.
6335 (build_distinct_type_copy): When building a distinct type from
6336 another type, the new type is its own canonical type.
6337 (build_variant_type_copy): When building a new type variant, we
6338 assume that it is equivalent to the original type.
6339 (build_pointer_type_for_mode): When building a pointer type, also
6340 build a canonical type pointer.
6341 (build_reference_type_for_mode): When building a reference type,
6342 also build a canonical type reference.
6343 (build_index_type): When we can't hash an index type (e.g.,
6344 because its maximum value is negative), the index type requires
6345 structural equality tests.
6346 (build_array_type): Build the canonical form of an array type.
6347 (build_function_type): Function types require structural equality,
6348 because they contain default arguments, attributes, etc.
6349 (build_method_type_directly): Ditto for method types.
6350 (build_offset_type): Build the canonical offset type.
6351 (build_complex_type): Build the canonical vector type.
6352 (make_vector_type): Build the canonical vector type.
6353 * tree.h (TYPE_CANONICAL): New.
6354 (TYPE_STRUCTURAL_EQUALITY_P): New.
6355 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6356 (struct tree_type): Added "canonical" field.
6357 * params.h (VERIFY_CANONICAL_TYPES): New.
6358 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6359 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6360 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6361 * doc/invoke.texi (verify-canonical-types): Document --param
6362 parameter for verifying canonical types.
6364 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6366 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6367 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6368 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6369 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6371 * config/rs6000/e500.h: New.
6372 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6373 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6375 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6376 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6377 TARGET_E500_DOUBLE): Remove.
6378 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6379 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6380 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6381 * config/rs6000/rs6000.c (rs6000_override_options): Use
6384 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6386 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6387 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6388 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6389 rs6000_emit_cmove): Don't check TARGET_E500.
6390 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6391 sordered): Don't check TARGET_E500.
6393 2007-01-01 Eric Christopher <echristo@apple.com>
6395 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6396 HARD_REGISTER_NUM_P.
6398 2007-01-01 Roger Sayle <roger@eyesopen.com>
6400 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6401 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6402 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6405 2007-01-01 Mike Stump <mrs@apple.com>
6407 * configure.ac: Remove support for building with Apple's gcc-3.1.
6409 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6412 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6413 REG is a hard register. Do not modify REG before calling
6415 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6416 multiple of the size of YMODE for certain lowpart cases.
6418 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6421 * gimplify (voidify_wrapper_expr): Update for
6424 2007-01-01 Andreas Schwab <schwab@suse.de>
6427 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6428 save of BR0 in extra_spill_size instead of spill_size.
6429 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6431 (ia64_expand_epilogue): Restore BR0 from its new location.
6433 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6435 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6436 Use a temporary variable if the left hand side is not a gimple
6439 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6441 * gimplify.c (gimplify_return_expr): Make the temporary variable
6442 for the return expression, a gimple register variable.
6444 2007-01-01 Jan Hubicka <jh@suse.cz>
6446 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6449 2007-01-01 Mike Stump <mrs@apple.com>
6451 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6453 * config/darwin.c (machopic_select_rtx_section): Use
6455 (darwin_mergeable_constant_section): Likewise.
6456 * configure: Regenerate.
6457 * config.in: Regenerate.
6459 2007-01-01 Jan Hubicka <jh@suse.cz>
6460 Andrew Pinski <pinskia@gmail.com>
6462 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6463 before starting IPA passes.