1 2007-02-22 Ian Lance Taylor <iant@google.com>
4 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5 (mem_loc_descriptor): Call it.
7 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8 Ira Rosen <irar@il.ibm.com>
10 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12 2007-02-22 Ira Rosen <irar@il.ibm.com>
14 PR tree-optimization/30843
15 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16 stores only after all the group is vectorized.
18 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20 PR tree-optimization/30858
21 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22 in the reduction cycle have a single use in the loop.
23 * tree-vectorizer.h (relevant): Add documentation.
25 2007-02-20 Mike Stump <mrs@apple.com>
27 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
28 * configure: Regenerate.
30 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
32 Change the defaults of some parameters and options.
33 * config/spu/spu-protos.h (spu_optimization_options): Declare.
34 * config/spu/spu.c (spu_optimization_options): Add.
35 (spu_override_options): Change params in spu_optimization_options.
36 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
38 Register 127 is only 16 byte aligned when used as a frame pointer.
39 * config/spu/spu-protos.h (spu_init_expanders): Declare.
40 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
41 HARD_FRAME_POINTER_REGNUM.
42 (spu_legitimate_address): Use regno_aligned_for_reload.
43 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
44 aligned when frame_pointer_needed is true.
45 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
47 * config/spu/spu.h (INIT_EXPANDERS): Define.
49 Make sure shift and rotate instructions have valid immediate operands.
50 * config/spu/predicates.md (spu_shift_operand): Remove.
51 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
52 * config/spu/constraints.md (W, O): Extend range.
53 * config/spu/spu.md (umask, nmask): Define.
54 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
55 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
56 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
57 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
58 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
59 (lshr<mode>3_reg): Fix rtl description.
61 Make sure mulhisi immediate operands are valid.
62 * config/spu/predicates.md (imm_K_operand): Add.
63 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
65 Generate constants using fsmbi and andi.
66 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
67 (print_operand, spu_split_immediate, classify_immediate,
68 fsmbi_const_p): Handle IC_FSMBI2.
70 Correctly handle a CONST_VECTOR containing symbols.
71 * config/spu/spu.c (print_operand): Handle HIGH correctly.
72 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
73 (immediate_load_p): Allow symbols that use 2 instructions to create.
74 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
75 with symbols when flag_pic is set.
76 (const_vector_immediate_p): New.
77 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
78 accept a CONST_VECTOR with symbols.
79 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
80 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
82 * config/spu/spu.md (high, low): Delete.
85 Remove INTRmode and INTR_REGNUM, which didn't work.
86 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
88 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
89 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
90 peephole2 pattern): Don't use INTR or 131.
92 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
93 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
94 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
95 (UNSPEC_SET_INTR): Add.
96 * config/spu/spu-modes.def (INTR): Remove.
98 More accurate warnings about run-time relocations.
99 * config/spu/spu.c (reloc_diagnostic): Test in_section.
101 Correctly warn about immediate arguments to specific intrinsics.
102 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
103 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
104 the instruction predicate.
106 Fix tree check errors with latest update.
107 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
109 (spu_expand_builtin): Use CALL_EXPR_FN.
111 Add missing specific intrinsics.
112 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
114 * config/spu/spu_internals.h: Ditto.
116 Fix incorrect operand modifiers.
117 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
118 * config/spu/spu.md (xor<mode>3): Change %S to %J.
120 Optimize one case of zero_extend of a vec_select.
121 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
123 Accept any immediate for hbr.
124 * config/spu/spu.md (hbr): Change s constraints to i.
126 2007-02-21 Paul Brook <paul@codesourcery.com>
128 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
129 condexec_count when skipping USE and CLOBBER.
131 2007-02-21 Nick Clifton <nickc@redhat.com>
133 * common.opt (Warray-bounds): Add Warning attribute.
134 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
136 (fsized-zeroes): Add Optimization attribute.
137 (fsplit-wide-types, ftree-scev-cprop): Likewise.
138 * c.opt (Wc++0x-compat): Add Warning attribute.
140 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
143 * reload1.c (eliminate_regs_in_insn): In the single_set special
144 case, attempt to re-recognize the insn before falling back to
145 having reload fix it up.
147 2007-02-20 Eric Christopher <echristo@gmail.com>
149 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
151 (frv_read_iacc_argument): Ditto.
152 (frv_expand_set_builtin): Take a call instead of arglist, update for
154 (frv_expand_unop_builtin): Ditto.
155 (frv_expand_binop_builtin): Ditto.
156 (frv_expand_cut_builtin): Ditto.
157 (frv_expand_binopimm_builtin): Ditto.
158 (frv_expand_voidbinop_builtin): Ditto.
159 (frv_expand_int_void2arg): Ditto.
160 (frv_expand_prefetches): Ditto.
161 (frv_expand_voidtriop_builtin): Ditto.
162 (frv_expand_voidaccop_builtin): Ditto.
163 (frv_expand_load_builtin): Ditto.
164 (frv_expand_store_builtin): Ditto.
165 (frv_expand_mdpackh_builtin): Ditto.
166 (frv_expand_mclracc_builtin): Ditto.
167 (frv_expand_mrdacc_builtin): Ditto.
168 (frv_expand_mwtacc_builtin): Ditto.
169 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
172 2007-02-20 Janis Johnson <janis187@us.ibm.com>
174 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
175 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
177 (HAVE_GAS_DFP): Check for assembler support of decimal floating
179 * configure: Regenerate.
180 * config.in: Regenerate.
181 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
182 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
183 masks to power6 and power6x and to POWERPC_MASKS.
184 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
186 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
187 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
188 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
189 Access PROTOTYPE as variable, not mask.
191 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
193 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
194 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
195 * combine.c (adjust_for_new_dest): Use it.
196 * postreload.c (reload_combine): Likewise.
198 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
200 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
201 notes on an insn with multiple sets, even if single_set returns
202 non-NULL for that insn.
204 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
206 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
209 2007-02-20 Geoffrey Keating <geoffk@apple.com>
211 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
212 if user didn't pass it.
213 * config/i386/darwin.h (CC1_SPEC): Likewise.
214 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
215 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
216 -mmacosx-version-min.
218 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
219 Uros Bizjak <ubizjak@gmail.com>
221 * optabs.h (enum optab_index): Add new OTI_scalb.
222 (scalb_optab): Define corresponding macro.
223 * optabs.c (init_optabs): Initialize scalb_optab.
224 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
226 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
227 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
228 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
229 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
230 flag_unsafe_math_optimizations is set.
232 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
233 to implement scalbf, scalb and scalbl built-ins as inline x87
236 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
237 DJ Delorie <dj@redhat.com>
240 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
241 (diagnostic_report_diagnostic): ... here, and turn them into real
242 errors. If warnings are inhibited, no need to do anything.
244 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
246 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
247 better code generation.
249 2007-02-20 Ben Elliston <bje@au.ibm.com>
251 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
253 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
255 * config/alpha/alpha.c, config/alpha/alpha.md,
256 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
257 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
258 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
259 config/arm/lib1funcs.asm: Follow spelling conventions.
261 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
262 config/fr30/fr30.md, config/i386/i386.h,
263 config/iq2000/iq2000.h, config/iq2000/predicates.md,
264 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
265 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
266 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
267 config/rs6000/altivec.md, config/rs6000/rs6000.c,
268 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
269 config/sparc/sparc.c, config/sparc/sparc.h,
270 config/sparc/sparc.md, config/spu/constraints.md,
271 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
274 2007-02-20 Alan Modra <amodra@bigpond.net.au>
277 * varasm.c (use_blocks_for_decl_p): Return false for decls with
280 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
282 * doc/invoke.texi (-ftree-lrs): Remove.
284 2007-02-19 Diego Novillo <dnovillo@redhat.com>
286 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
289 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
291 * config/ia64/ia64.c (ia64_expand_builtin): Use the
292 new CALL_EXPR_FN macro for retrieving the function
293 declaration of the input expression.
295 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
297 * c.opt (Waddress): New.
298 * common.opt (Walways-true): Delete.
299 (Wstring-literal-comparison): Delete.
300 * doc/invoke.texi (Warning Options): Delete -Walways-true and
301 -Wstring-literal-comparison. Add -Waddress.
303 (Walways-true): Delete.
304 (Wstring-literal-comparison): Delete.
305 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
306 consistently instead of -Walways-true in example.
307 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
308 * c-typeck.c (parser_build_binary_op): Replace
309 -Wstring-literal-comparison and -Walways-true with -Waddress.
310 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
313 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
315 * tree-cfg.c (dump_function_to_file): Be prepared for functions
316 without DECL_STRUCT_FUNCTION initialized.
318 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
320 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
321 due to calls to functions taking pointers as parameters.
323 2007-02-19 Richard Henderson <rth@redhat.com>
326 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
329 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
331 * config/s390/s390.c (s390_call_saved_register_used,
332 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
333 accessed to the new scheme.
335 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
337 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
338 (cris_print_index, cris_print_operand, cris_print_operand_address)
339 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
340 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
341 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
343 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
344 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
345 GO_IF_LEGITIMATE_ADDRESS): Ditto.
346 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
347 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
348 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
349 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
350 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
351 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
352 (uminsi3, call, call_value): Ditto.
353 (define_split: indir_to_reg_split, unnamed): Ditto.
355 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
357 PR tree-optimization/30975
358 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
361 2007-02-18 Eric Christopher <echristo@gmail.com>
363 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
364 Remove use of arglist.
365 (mips_expand_builtin): Remove use of arglist, pass in expr.
366 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
367 (mips_expand_builtin_movtf): Ditto.
368 (mips_expand_builtin_compare): Ditto.
370 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
372 * tree-sra.c (sra_build_assignment): Replace assertion
373 checking with a comment explaining why it can't be done.
375 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
378 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
379 during CALL_EXPR representation conversion.
380 * tree-ssa-propagate.c (set_rhs): Likewise.
382 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
384 * tree-sra.c (sra_build_assignment): Disable assertion checking
387 2007-02-18 Roger Sayle <roger@eyesopen.com>
389 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
390 instead of calling build2 with a GIMPLE_MODIFY_STMT.
391 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
393 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
394 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
395 gimplify_init_ctor_eval_range, gimple_push_cleanup,
396 gimplify_omp_for, gimplify_omp_atomic_pipeline,
397 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
398 force_gimple_operand): Likewise.
399 * ipa-cp.c (constant_val_insert): Likewise.
400 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
401 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
402 perfect_nestify): Likewise.
403 * langhooks.c (lhd_omp_assignment): Likewise.
404 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
405 lower_copyprivate_clauses, lower_send_clauses,
406 lower_send_shared_vars, expand_parallel_call,
407 expand_omp_for_generic, expand_omp_for_static_nochunk,
408 expand_omp_for_static_chunk, expand_omp_sections,
409 lower_omp_single_copy, lower_omp_for_lastprivate,
410 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
411 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
412 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
415 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
417 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
418 config/sh/sh.md: Follow spelling conventions.
420 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
421 config/frv/predicates.md: Follow spelling conventions.
423 * config/m68k/linux-unwind.h: Fix a comment typo.
424 * target.h: Follow spelling conventions.
426 2007-02-18 Roger Sayle <roger@eyesopen.com>
428 PR rtl-optimization/28173
429 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
430 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
431 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
432 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
433 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
435 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
437 * builtins.c (fold_builtin_load_exponent): New.
438 (fold_builtin_2): Use it.
440 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
442 PR rtl-optimization/30773
443 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
444 if we fail to attach a REG_EQUIV note.
446 2007-02-18 David Edelsohn <edelsohn@gnu.org>
447 Roger Sayle <roger@eyesopen.com>
449 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
451 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
453 * calls.c (initialize_argument_information): Pass original EXP
454 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
455 code to split complex arguments here, as part of initializing the
457 (expand_call): Remove code that builds a list of arguments and
458 inserts implicit arguments into it. Instead, just count how many
459 implicit arguments there will be so we can determine the size of
460 the ARGS array, and let initialize_argument_information do the work.
461 (split_complex_values): Delete unused function.
463 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
465 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
467 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
469 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
470 for arg pointer based indexed addressing.
472 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
474 * config/ia64/ia64.h, config/ia64/ia64.md,
475 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
476 spelling conventions.
478 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
480 * config/m68k/m68k.c (split_di): New.
481 * config/m68k/m68k-protos.h: Declare split_di.
482 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
483 Improve predicate handling and split constant shifts.
485 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
487 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
488 parameter for register bitfield operations, general predicates
491 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
493 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
494 * config/m68k/linux-unwind.h: New file.
496 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
498 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
499 config/i386/athlon.md, config/ia64/ia64.md,
500 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
501 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
502 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
503 tree-ssa-loop-niter.c, tree-vect-analyze.c,
504 tree-vect-transform.c: Fix comment typos.
506 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
508 * sched-deps.c (find_insn_list): Remove.
509 * sched-int.h: Remove the prototype for find_insn_list.
511 2007-02-16 Geoffrey Keating <geoffk@apple.com>
513 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
515 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
516 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
517 darwin_rs6000_override_options.
518 (C_COMMON_OVERRIDE_OPTIONS): Expect
519 darwin_macosx_version_min to be non-NULL always.
520 (TARGET_C99_FUNCTIONS): Likewise.
521 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
522 (DARWIN_MINVERSION_SPEC): New.
523 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
524 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
526 (DARWIN_MINVERSION_SPEC): New.
527 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
529 * config/darwin-c.c (darwin_cpp_builtins): Expect
530 darwin_macosx_version_min to be non-NULL always.
532 * config/rs6000/rs6000.c: Clean up trailing whitespace.
534 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386.h (x86_use_xchgb): New.
537 (TARGET_USE_XCHGB): New macro.
538 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
539 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
540 Split after reload into bswaphi for shifts of 8.
541 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
542 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
543 or when optimizing for size.
545 2007-02-16 Richard Guenther <rguenther@suse.de>
546 Christian Bruel <christian.bruel@st.com>
548 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
549 DECLs but prefer SSA_NAMEs over DECLs.
551 2007-02-16 Richard Guenther <rguenther@suse.de>
553 * tree-flow-inline.h (single_imm_use_p): Remove.
554 (zero_imm_uses_p): Likewise.
555 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
556 instead of single_imm_use_p.
557 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
560 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
563 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
564 nested double- and backquotes.
566 2007-02-15 Roger Sayle <roger@eyesopen.com>
569 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
570 should be unreachable.
571 (build2_stat): Allow construction of MODIFY_EXPR at any time.
572 For the time being redirect GIMPLE_MODIFY_STMT to the new
573 (renamed) build_gimple_modify_stmt_stat.
574 (build2_gimple_stat): Rename to...
575 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
576 Always build a GIMPLE_MODIFY_STMT node.
577 * tree.h (build2_gimple, build2_gimple_stat): Delete.
578 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
581 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
582 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
583 * tree-complex.c (set_component_ssa_name, expand_complex_move,
584 expand_complex_div_wide): Likewise.
585 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
586 * tree-ssa-loop-im.c (schedule_sm): Likewise.
587 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
588 * tree-ssa-loop-manip.c (create_iv): Likewise.
589 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
590 abs_replacement): Likewise.
591 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
592 realify_fake_stores): Likewise.
594 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
595 node rather than a GIMPLE_MODIFY_STMT node.
596 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
597 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
599 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
600 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
603 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
606 * fold-const.c (fold_comparison): Add back the
607 folding of constant complex comparisions.
609 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
612 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
613 effects unknown to this function, return early.
615 2007-02-15 Ian Lance Taylor <iant@google.com>
617 * lower-subreg.c (move_eh_region_note): New static function.
618 (resolve_simple_move): Call it.
619 (decompose_multiword_subregs): Track blocks for which we resolve a
620 simple move which is also a control flow insn. Pass them to
621 find_many_sub_basic_blocks.
622 (pass_lower_subreg): Add TODO_verify_flow.
623 (pass_lower_subreg2): Likewise.
625 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
626 Brooks Moses <brooks.moses@codesourcery.com>
627 Lee Millward <lee.millward@codesourcery.com>
629 * tree.h (enum tree_code_class): Add tcc_vl_exp.
630 (VL_EXP_CLASS_P): New.
631 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
633 (TREE_OPERAND_CHECK_CODE): Likewise.
634 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
635 (TREE_RTL_OPERAND_CHECK): Likewise.
636 (tree_operand_check_failed): Make second parameter the whole tree
637 instead of its code. Fixed callers.
639 (TREE_OPERAND_LENGTH): New.
640 (VL_EXP_OPERAND_LENGTH): New.
642 (CALL_EXPR_STATIC_CHAIN): New.
643 (CALL_EXPR_ARGS): New.
644 (CALL_EXPR_ARG): New.
645 (call_expr_nargs): New.
646 (CALL_EXPR_ARGP): New.
647 (build_nt_call_list): Declare.
648 (build_vl_exp_stat): Declare.
650 (build_call_list): Declare.
651 (build_call_nary): Declare.
652 (build_call_valist): Declare.
653 (build_call_array): Declare.
654 (call_expr_arg): Declare.
655 (call_expr_argp): Declare.
656 (call_expr_arglist): Declare.
657 (fold_build_call_list): Declare.
658 (fold_build_call_list_initializer): Declare.
659 (fold_call_expr): Declare to replace fold_builtin.
660 (fold_builtin_fputs): Update to agree with modified definition.
661 (fold_builtin_strcpy): Likewise.
662 (fold_builtin_strncpy): Likewise.
663 (fold_builtin_memory_chk): Likewise.
664 (fold_builtin_stxcpy_chk): Likewise.
665 (fold_builtin_strncpy_chk): Likewise.
666 (fold_builtin_next_arg): Likewise.
667 (fold_build_call_expr): Declare.
668 (fold_builtin_call_list): Declare.
669 (fold_builtin_call_valist): Declare.
670 (build_call_expr): Declare.
671 (validate_arglist): Update to agree with modified definition.
672 (tree_operand_length): New.
673 (call_expr_arg_iterator): New.
674 (init_call_expr_arg_iterator): New.
675 (next_call_expr_arg): New.
676 (first_call_expr_arg): New.
677 (more_call_expr_args_p): New.
678 (FOR_EACH_CALL_EXPR_ARG): New.
680 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
682 (tree_code_size): Update documentation. Use sizeof (tree) rather
683 than sizeof (char *).
684 (tree_size): Likewise. Add case for tcc_vl_exp.
685 (tree_node_structure): Add case for tcc_vl_exp.
686 (contains_placeholder_p): Likewise.
687 (substitute_in_expr): Likewise.
688 (substitute_placeholder_in_expr): Likewise.
689 (stabilize_reference_1): Likewise.
690 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
691 to diagnose breakage of this interface for constructing CALL_EXPRs.
692 (build_nt): Add similar assertion here.
693 (build_nt_call_list): New.
694 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
695 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
697 (get_callee_fndecl): Use new CALL_EXPR accessors.
698 (tree_operand_check_failed): Change parameters to pass entire node
699 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
700 (process_call_operands): New.
701 (build_vl_exp_stat): New.
702 (build_call_list): New.
703 (build_call_nary): New.
704 (build_call_valist): New.
705 (build_call_array): New.
706 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
707 (call_expr_arglist): New.
709 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
710 tcc_vl_exp instead of a fixed-size tcc_expression.
712 * doc/c-tree.texi (CALL_EXPR): Document new representation and
713 accessors for CALL_EXPRs.
714 (AGGR_INIT_EXPR): Likewise.
716 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
717 Brooks Moses <brooks.moses@codesourcery.com>
718 Lee Millward <lee.millward@codesourcery.com>
720 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
721 (expand_builtin_nonlocal_goto): Change parameter to be entire
722 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
723 (expand_builtin_prefetch): Likewise.
724 (expand_builtin_classify_type): Likewise.
725 (mathfn_built_in): Return NULL_TREE instead of 0.
726 (expand_errno_check): Use new CALL_EXPR accessors.
727 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
728 Return NULL_RTX instead of 0.
729 (expand_builtin_mathfn_2): Likewise.
730 (expand_builtin_mathfn_3): Likewise.
731 (expand_builtin_interclass_mathfn): Likewise.
732 (expand_builtin_sincos): Likewise.
733 (expand_builtin_cexpi): Likewise.
734 (expand_builtin_int_roundingfn): Likewise.
735 (expand_builtin_int_roundingfn_2): Likewise.
736 (expand_builtin_pow): Likewise.
737 (expand_builtin_powi): Likewise.
738 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
739 of arglist, fixing callers appropriately. Use new CALL_EXPR
740 accessors and constructors. Return NULL_RTX instead of 0.
741 (expand_builtin_strstr): Likewise.
742 (expand_builtin_strchr): Likewise.
743 (expand_builtin_strrchr): Likewise.
744 (expand_builtin_strpbrk): Likewise.
745 (expand_builtin_memcpy): Likewise.
746 (expand_builtin_mempcpy): Likewise.
747 (expand_builtin_mempcpy_args): New.
748 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
749 (expand_builtin_memmove_args): New.
750 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
751 (expand_movstr): Likewise.
752 (expand_builtin_strcpy): Likewise.
753 (expand_builtin_strcpy_args): New.
754 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
755 (expand_builtin_strncpy): Likewise.
756 (expand_builtin_memset): Likewise.
757 (expand_builtin_memset_args): New.
758 (expand_builtin_bzero): Similarly to expand_builtin_memset.
759 (expand_builtin_memcmp): Likewise.
760 (expand_builtin_strcmp): Likewise.
761 (expand_builtin_strncmp): Likewise.
762 (expand_builtin_strcat): Likewise.
763 (expand_builtin_strncat): Likewise.
764 (expand_builtin_strspn): Likewise.
765 (expand_builtin_strcspn): Likewise.
766 (expand_builtin_args_info): Likewise.
767 (expand_builtin_va_start): Likewise.
768 (gimplify_va_arg_expr): Likewise.
769 (expand_builtin_va_end): Likewise.
770 (expand_builtin_va_copy): Likewise.
771 (expand_builtin_frame_address): Likewise.
772 (expand_builtin_alloca): Likewise.
773 (expand_builtin_bswap): Likewise.
774 (expand_builtin_unop): Likewise.
775 (expand_builtin_fputs): Likewise.
776 (expand_builtin_expect): Likewise.
777 (expand_builtin_fabs): Likewise.
778 (expand_builtin_copysign): Likewise.
779 (expand_builtin_printf): Likewise.
780 (expand_builtin_fprintf): Likewise.
781 (expand_builtin_sprintf): Likewise.
782 (expand_builtin_init_trampoline): Likewise.
783 (expand_builtin_signbit): Likewise.
784 (expand_builtin_fork_or_exec): Likewise.
785 (expand_builtin_sync_operation): Likewise.
786 (expand_builtin_compare_and_swap): Likewise.
787 (expand_builtin_lock_test_and_set): Likewise.
788 (expand_builtin_lock_release): Likewise.
789 (expand_builtin): Likewise.
790 (builtin_mathfn_code): Likewise.
792 (fold_builtin_constant_p): Pass call arguments individually instead
793 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
794 accessors and constructors. Return NULL_TREE instead of 0.
795 (fold_builtin_expect): Likewise.
796 (fold_builtin_classify_type): Likewise.
797 (fold_builtin_strlen): Likewise.
798 (fold_builtin_nan): Likewise.
799 (integer_valued_real_p): Likewise.
800 (fold_trunc_transparent_mathfn): Likewise.
801 (fold_fixed_mathfn): Likewise.
802 (fold_builtin_cabs): Likewise.
803 (fold_builtin_sqrt): Likewise.
804 (fold_builtin_cbrt): Likewise.
805 (fold_builtin_cos): Likewise.
806 (fold_builtin_cosh): Likewise.
807 (fold_builtin_tan): Likewise.
808 (fold_builtin_sincos): Likewise.
809 (fold_builtin_cexp): Likewise.
810 (fold_builtin_trunc): Likewise.
811 (fold_builtin_floor): Likewise.
812 (fold_builtin_ceil): Likewise.
813 (fold_builtin_round): Likewise.
814 (fold_builtin_int_roundingfn): Likewise.
815 (fold_builtin_bitop): Likewise.
816 (fold_builtin_bswap): Likewise.
817 (fold_builtin_logarithm): Likewise.
818 (fold_builtin_hypot): Likewise.
819 (fold_builtin_pow): Likewise.
820 (fold_builtin_powi): Likewise.
821 (fold_builtin_exponent): Likewise.
822 (fold_builtin_memset): Likewise.
823 (fold_builtin_bzero): Likewise.
824 (fold_builtin_memory_op): Likewise.
825 (fold_builtin_bcopy): Deleted; call site changed to invoke
826 fold_builtin_memory_op directly.
827 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
828 (fold_builtin_strncpy): Likewise.
829 (fold_builtin_memcmp): Likewise.
830 (fold_builtin_strcmp): Likewise.
831 (fold_builtin_strncmp): Likewise.
832 (fold_builtin_signbit): Likewise.
833 (fold_builtin_copysign): Likewise.
834 (fold_builtin_isascii): Likewise.
835 (fold_builtin_toascii): Likewise.
836 (fold_builtin_isdigit): Likewise.
837 (fold_builtin_fabs): Likewise.
838 (fold_builtin_abs): Likewise.
839 (fold_builtin_fmin_fmax): Likewise.
840 (fold_builtin_carg): Likewise.
841 (fold_builtin_classify): Likewise.
842 (fold_builtin_unordered_cmp): Likewise.
844 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
845 New functions split out from fold_builtin_1.
846 (fold_builtin_n): New.
847 (fold_builtin_varargs): New.
848 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
850 (fold_call_expr): New.
851 (build_function_call_expr): Rewrite to use new helper function.
852 (fold_builtin_call_list): New.
853 (build_call_expr): New.
854 (fold_builtin_call_valist): New.
855 (rewrite_call_expr): New.
857 (validate_arglist): Change parameter to be entire CALL_EXPR instead
858 of an arglist. Change return type to bool. Use new CALL_EXPR
861 (fold_builtin_strstr): Pass call arguments individually instead
862 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
863 accessors and constructors. Return NULL_TREE instead of 0.
864 (fold_builtin_strchr): Likewise.
865 (fold_builtin_strrchr): Likewise.
866 (fold_builtin_strpbrk): Likewise.
867 (fold_builtin_strcat): Likewise.
868 (fold_builtin_strncat): Likewise.
869 (fold_builtin_strspn): Likewise.
870 (fold_builtin_strcspn): Likewise.
871 (fold_builtin_fputs): Likewise.
872 (fold_builtin_next_arg): Likewise.
873 (fold_builtin_sprintf): Likewise.
875 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
876 NULL_RTX instead of 0.
877 (expand_builtin_memory_chk): Likewise.
878 (maybe_emit_chk_warning): Likewise.
879 (maybe_emit_sprintf_chk_warning): Likewise.
881 (fold_builtin_object_size): Pass call arguments individually instead
882 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
883 accessors and constructors. Return NULL_TREE instead of 0.
884 (fold_builtin_memory_chk): Likewise.
885 (fold_builtin_stxcpy_chk): Likewise.
886 (fold_builtin_strncpy_chk): Likewise.
887 (fold_builtin_strcat_chk): Likewise.
888 (fold_builtin_strcat_chk): Likewise.
889 (fold_builtin_strncat_chk): Likewise.
890 (fold_builtin_sprintf_chk): Likewise.
891 (fold_builtin_snprintf_chk): Likewise.
892 (fold_builtin_printf): Likewise.
893 (fold_builtin_vprintf): Likewise.
895 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
897 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
898 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
899 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
900 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
901 (fold_unary): Likewise.
902 (fold_binary): Likewise.
903 (fold_ternary): Remove CALL_EXPR case, since they are no longer
905 (fold): Add logic for tcc_vl_exp.
906 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
907 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
908 (fold_build3_stat): Add assertion to flag broken interface for
909 constructing CALL_EXPRs.
910 (fold_build_call_list): New.
911 (fold_build_call_list_initializer): New.
912 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
914 (fold_strip_sign_ops): Likewise.
916 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
917 Brooks Moses <brooks.moses@codesourcery.com>
918 Lee Millward <lee.millward@codesourcery.com>
920 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
921 accessors and dump arguments explicitly.
923 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
925 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
927 (print_call_name): Use new CALL_EXPR accessors.
929 * print-tree.c (print_node): Add case tcc_vl_exp. Print
930 CALL_EXPR arguments explicitly instead of as a list. Use
931 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
933 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
934 (vrp_visit_stmt): Likewise.
936 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
937 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
939 (force_move_till_expr): Likewise.
941 * targhooks.c (default_external_stack_protect_fail): Use
942 build_call_expr instead of build_function_call_expr.
943 (default_hidden_stack_protect_fail): Likewise.
945 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
948 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
949 and walk arguments explicitly.
951 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
952 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
953 (expand_simple_operations): Likewise.
954 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
956 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
958 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
960 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
961 instead of TREE_CODE_LENGTH.
963 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
964 (tree_ic_transform): Likewise.
965 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
966 parameter instead of arglist. Fix callers.
967 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
968 (tree_stringops_transform): Likewise.
969 (tree_indirect_call_to_profile): Likewise.
970 (tree_stringops_values_to_profile): Likewise.
972 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
973 (eliminate_tail_call): Likewise.
975 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
977 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
978 Use TREE_OPERAND_LENGTH and generalize to handle any number of
980 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
982 * omp-low.c (build_omp_barrier): Use build_call_expr.
983 (lower_rec_input_clauses): Likewise.
984 (lower_reduction_clauses): Likewise.
985 (expand_parallel_call): Likewise.
986 (maybe_catch_exception): Likewise.
987 (expand_omp_for_generic): Likewise.
988 (expand_omp_for_static_nochunk): Likewise.
989 (expand_omp_sections): Likewise.
990 (lower_omp_single_simple): Likewise.
991 (lower_omp_single_copy): Likewise.
992 (lower_omp_master): Likewise.
993 (lower_omp_ordered): Likewise.
994 (lower_omp_critical): Likewise.
996 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
997 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
999 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1000 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1001 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1003 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1004 and generalize to handle any number of operands.
1005 (chrec_contains_undetermined): Likewise.
1006 (tree_contains_chrecs): Likewise.
1007 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1009 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1011 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1012 fold_call_expr instead of fold_builtin.
1013 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1014 match declarations there.
1015 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1018 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1019 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1021 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1022 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1024 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1027 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1028 (execute_cse_sincos): Use new CALL_EXPR accessors.
1030 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1032 * gimple-low.c (lower_function_body): Use build_call_expr.
1033 (lower_builtin_setjmp): Likewise.
1035 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1036 (set_storage_via_libcall): Likewise.
1037 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1038 instead of TREE_CODE_LENGTH.
1039 (expand_expr_real_1): Use new CALL_EXPR accessors.
1041 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1042 generalize to handle any number of operands.
1043 (TB_parent_eq): Likewise.
1045 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1046 (strip_builtin_expect): Likewise.
1048 * function.c (gimplify_parameters): Use build_call_expr.
1050 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1051 instead of TREE_CODE_LENGTH.
1053 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1054 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1056 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1059 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1060 (gimplify_decl_expr): Likewise.
1061 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1062 Use new CALL_EXPR iterators.
1063 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1064 (gimplify_modify_expr_to_memset): Likewise.
1065 (gimplify_variable_sized_compare): Likewise.
1066 (gimplify_omp_atomic_fetch_op): Likewise.
1067 (gimplify_omp_atomic_pipeline): Likewise.
1068 (gimplify_omp_atomic_mutex): Likewise.
1069 (gimplify_function_tree): Likewise.
1071 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1072 (call_expr_flags): Likewise.
1073 (expand_call): Likewise.
1075 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1076 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1079 * coverage.c (create_coverage): Use build_call_expr.
1081 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1082 (temp_call_expr_obstack): New.
1083 (pool_copy_list): Delete.
1084 (temp_copy_call_expr): New.
1085 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1086 CALL_EXPR accessors. Get rid of special goo for copying argument
1087 lists and use temp_copy_call_expr instead.
1088 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1089 CALL_EXPR accessors.
1090 (create_expression_by_pieces): Likewise. Use build_call_array
1091 to construct the result instead of fold_build3.
1092 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1093 dealing with argument lists.
1094 (init_pre): Remove references to expression_node_pool and
1095 list_node_pool. Init temp_call_expr_obstack instead.
1096 (fini_pre): Remove references to expression_node_pool and
1099 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1100 and walk arguments explicitly instead of as a list.
1102 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1103 (mx_register_decls): Likewise.
1104 (mudflap_register_call): Likewise.
1105 (mudflap_finish_file): Likewise.
1107 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1108 (ipa_callsite_compute_param): Likewise.
1110 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1111 accessors and constructor.
1113 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1114 accessors and constructor.
1115 (convert_tramp_reference): Likewise.
1116 (convert_call_expr): Likewise.
1117 (finalize_nesting_tree_1): Likewise.
1119 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1122 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1124 * tree-inline.c (initialize_inlined_parameters): Pass entire
1125 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1127 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1128 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1130 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1131 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1132 (vectorizable_reduction): Likewise.
1133 (vectorizable_call): Use new CALL_EXPR iterators.
1134 (vectorizable_conversion): Use build_call_expr.
1135 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1136 (vect_gen_widened_results_half): Use build_call_expr.
1137 (vect_setup_realignment): Likewise.
1138 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1140 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1141 (pass_through_call): Likewise.
1142 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1145 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1146 (tree_gen_pow2_profiler): Likewise.
1147 (tree_gen_one_value_profiler): Likewise.
1148 (tree_gen_ic_func_profiler): Likewise.
1149 (tree_gen_average_profiler): Likewise.
1150 (tree_gen_ior_profiler): Likewise.
1152 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1153 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1154 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1156 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1157 of TREE_CODE_LENGTH.
1159 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1160 of TREE_CODE_LENGTH.
1162 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1164 (convert_to_integer): Likewise.
1166 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1169 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1170 Brooks Moses <brooks.moses@codesourcery.com>
1171 Lee Millward <lee.millward@codesourcery.com>
1173 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1175 * config/frv/frv.c (frv_expand_builtin): Likewise.
1176 * config/s390/s390.c (s390_expand_builtin): Likewise.
1178 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1179 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1181 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1182 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1183 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1184 (ix86_expand_store_builtin): Likewise.
1185 (ix86_expand_unop_builtin): Likewise.
1186 (ix86_expand_unop1_builtin): Likewise.
1187 (ix86_expand_sse_compare): Likewise.
1188 (ix86_expand_sse_comi): Likewise.
1189 (ix86_expand_vec_init_builtin): Likewise.
1190 (ix86_expand_vec_ext_builtin): Likewise.
1191 (ix86_expand_vec_set_builtin): Likewise.
1192 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1194 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1195 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1197 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1198 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1199 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1201 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1203 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1204 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1205 arglist. Use new CALL_EXPR accessors. Fix callers.
1206 (altivec_expand_abs_builtin): Likewise.
1207 (rs6000_expand_binop_builtin): Likewise.
1208 (altivec_expand_predicate_builtin): Likewise.
1209 (altivec_expand_lv_builtin): Likewise.
1210 (spe_expand_stv_builtin): Likewise.
1211 (altivec_expand_stv_builtin): Likewise.
1212 (rs6000_expand_ternop_builtin): Likewise.
1213 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1214 (altivec_expand_st_builtin): Likewise.
1215 (altivec_expand_dst_builtin): Likewise.
1216 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1217 arglist. Use new CALL_EXPR accessors. Fix callers.
1218 (altivec_expand_vec_set_builtin): Likewise.
1219 (altivec_expand_vec_ext_builtin): Likewise.
1220 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1221 (spe_expand_builtin): Likewise.
1222 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1223 arglist. Use new CALL_EXPR accessors. Fix callers.
1224 (spe_expand_evsel_builtin): Likewise.
1225 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1226 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1228 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1229 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1230 (arm_expand_unop_builtin): Likewise.
1231 (arm_expand_builtin): Use new CALL_EXPR accessors.
1233 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1236 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1237 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1238 (bfin_expand_unop_builtin): Likewise.
1239 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1241 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1242 Brooks Moses <brooks.moses@codesourcery.com>
1243 Lee Millward <lee.millward@codesourcery.com>
1245 * c-semantics.c (build_stmt): Add internal diagnostic check.
1247 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1248 accessors. Print arguments explicitly instead of as a list.
1250 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1252 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1253 (c_finish_omp_flish): Likewise.
1255 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1256 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1257 instead of TREE_CODE_LENGTH.
1258 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1259 (c_warn_unused_result): Likewise.
1261 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1264 * doc/invoke.texi (Warning Options): Remove
1265 -Werror-implicit-function-declaration.
1266 (Wimplicit-function-declaration): Update description.
1267 * opts.c (common_handle_option): Move handling of -Werror=* to...
1268 (enable_warning_as_error): ...here.
1269 * opts.h (enable_warning_as_error): Declare.
1270 * c-decl.c (implicit_decl_warning): Unless
1271 -Wno-implicit-function-declaration is given, emit a pedwarn if
1272 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1273 * c.opt (Wimplicit-function-declaration): Replace
1274 mesg_implicit_function_declaration with
1275 warn_implicit_function_declaration.
1276 * c-opts.c (c_common_handle_option):
1277 -Werror-implicit-function-declaration is exactly equal as
1278 -Werror=implicit-function-declaration.
1279 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1280 warn_implicit_function_declaration.
1281 (c_common_post_options): -Wimplict-function-declaration is enabled
1282 by default by -std=c99, otherwise is disabled by default.
1283 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1285 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1287 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1288 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1289 former is ignored but not the latter.
1291 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1293 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1294 is made and the reference doesn't use the alias set of its type,
1295 do not create the temporary using that type.
1297 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1299 * jump.c: Remove prototypes for delete_computation and
1300 delete_prior_computation.
1302 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1304 * jump.c (get_label_after): Delete.
1305 (get_label_before, delete_computation, delete_jump,
1306 delete_prior_computation, follow_jumps): Move...
1307 * reorg.c (delete_computation, delete_prior_computation): ... here...
1308 (get_label_before, delete_jump): ... making these static ...
1309 (follow_jumps): ... and simplifying this since it only runs after
1311 * rtl.h (get_label_after, get_label_before, delete_jump,
1312 follow_jumps): Delete prototypes.
1314 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1316 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1318 2007-02-15 Nick Clifton <nickc@redhat.com>
1320 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1321 order to prevent it from being munged by the target.
1323 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1325 * config/i386/i386.md: Remove misleading comment.
1327 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1329 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1330 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1333 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1335 * tree-sra.c (instantiate_missing_elements): Canonicalize
1337 (sra_build_assignment): New.
1338 (generate_copy_inout, generate_element_copy,
1339 generate_element_zero, generate_one_element_init): Use it.
1341 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1343 * tree-sra.c (instantiate_missing_elements): Canonicalize
1345 (sra_build_assignment): New.
1346 (generate_copy_inout, generate_element_copy,
1347 generate_element_zero, generate_one_element_init): Use it.
1349 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1351 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1354 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1356 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1357 types as aggregates not scalars.
1358 * function.c (assign_stack_temp_for_type): Likewise.
1360 2007-02-14 Roger Sayle <roger@eyesopen.com>
1361 Zdenek Dvorak <dvorakz@suse.cz>
1363 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1366 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1368 * passes.c (next_pass_1): Clear the next field of the copied
1371 2007-02-14 Richard Henderson <rth@redhat.com>
1373 * tree-sra.c (early_sra): New.
1374 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1375 (tree_sra_early, pass_sra_early): New.
1376 * tree-pass.h (pass_sra_early): Declare.
1377 * passes.c (init_optimization_passes): Use it.
1379 2007-02-14 Richard Guenther <rguenther@suse.de>
1381 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1383 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1385 PR tree-optimization/30771
1386 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1388 (vect_analyze_operations): Induction phis can now be marked as
1390 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1391 Update documentation accordingly.
1393 2007-02-14 Nick Clifton <nickc@redhat.com>
1395 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1396 most 3 arguments are supported.
1397 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1399 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1401 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1402 Ensure dst->current is valid.
1404 2007-02-13 Paul Brook <paul@codesourcery.com>
1406 * config.gcc: Add arm*-*-uclinux-*eabi.
1407 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1408 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1409 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1410 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1411 (LINK_SPEC): Define.
1413 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1415 * config/arm/uclinux-eabi.h: New file.
1416 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1417 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1420 2007-02-13 Ian Lance Taylor <iant@google.com>
1422 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1423 * flags.h (warn_strict_overflow): Declare.
1424 (enum warn_strict_overflow_code): Define.
1425 (issue_strict_overflow_warning): New static inline function.
1426 * opts.c (warn_strict_overflow): New variable.
1427 (common_handle_option): Handle OPT_Wstrict_overflow and
1428 OPT_Wstrict_overflow_.
1429 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1431 * fold-const.c: Include intl.h.
1432 (fold_deferring_overflow_warnings): New static variable.
1433 (fold_deferred_overflow_warning): New static variable.
1434 (fold_deferred_overflow_code): New static variable.
1435 (fold_defer_overflow_warnings): New function.
1436 (fold_undefer_overflow_warnings): New function.
1437 (fold_undefer_and_ignore_overflow_warnings): New function.
1438 (fold_deferring_overflow_warnings_p): New function.
1439 (fold_overflow_warning): New static function.
1440 (make_range): Add strict_overflow_p parameter. Change all
1442 (extract_muldiv, extract_muldiv_1): Likewise.
1443 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1444 tree_expr_nonnegative_p.
1445 (fold_negate_expr): Call fold_overflow_warning.
1446 (fold_range_test): Likewise.
1447 (fold_comparison): Likewise.
1448 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1449 instead of tree_expr_nonnegative_p.
1450 (tree_expr_nonnegative_warnv_p): Rename from
1451 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1452 (tree_expr_nonnegative_p): New function.
1453 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1454 strict_overflow_p parameter.
1455 (tree_expr_nonzero_p): New function.
1456 * passes.c (verify_interpass_invariants): New static function.
1457 (execute_one_pass): Call it.
1458 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1460 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1461 (estimate_numbers_of_iterations): Likewise.
1462 (scev_probably_wraps_p): Likewise.
1463 * tree-ssa-ccp.c: Include "toplev.h".
1464 (evaluate_stmt): Defer fold overflow warnings until we know we are
1466 (struct fold_stmt_r_data): Add stmt field.
1467 (fold_stmt_r): Defer fold overflow warnings until we know we
1469 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1470 (fold_stmt_inplace): Likewise.
1471 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1472 (cleanup_control_expr_graph): Defer fold overflow warnings until
1473 we know we are going to optimize.
1474 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1475 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1477 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1478 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1479 * tree-ssa-loop-manip.c (create_iv): Likewise.
1480 * c-typeck.c (build_conditional_expr): Likewise.
1481 (build_binary_op): Likewise.
1482 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1483 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1484 (extract_range_from_unary_expr): Likewise.
1485 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1486 assuming that signed overflow does not occur.
1487 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1488 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1489 (fold_defer_overflow_warnings): Declare.
1490 (fold_undefer_overflow_warnings): Declare.
1491 (fold_undefer_and_ignore_overflow_warnings): Declare.
1492 (fold_deferring_overflow_warnings_p): Declare.
1493 (tree_expr_nonzero_warnv_p): Declare.
1494 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1496 (Warning Options): Document -Wstrict-overflow.
1497 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1498 (tree-ssa-ccp.o): Likewise.
1499 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1500 (fold-const.o): Depend on intl.h.
1502 2007-02-13 Ian Lance Taylor <iant@google.com>
1505 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1508 2007-02-13 Stuart Hastings <stuart@apple.com>
1510 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1512 2007-02-13 Richard Henderson <rth@redhat.com>
1514 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1515 handled_component_p before looking for the indirect_ref.
1517 2007-02-13 Richard Henderson <rth@redhat.com>
1519 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1520 remove flags clobber.
1521 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1522 (bswaphi_lowpart): New.
1523 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1524 remove TARGET_BSWAP test. Delete expander of the same name.
1526 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1527 (expand_unop): Use them.
1529 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1532 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1533 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1534 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1535 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1536 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1537 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1538 assembler dialect choice from asm templates.
1540 2007-02-12 Richard Henderson <rth@redhat.com>
1542 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1543 (fixuns_trunc<SSEMODEF>si2): Use it.
1544 * config/i386/sse.md (vec_setv4sf_0): Export.
1545 * config/i386/i386.c (ix86_build_const_vector): Export.
1546 (ix86_split_convert_uns_si_sse): Rename from
1547 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1548 * config/i386/i386-protos.h: Update.
1550 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1553 * c-typeck.c (c_finish_return): Improve warning message.
1555 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1557 * alias.c (find_symbolic_term): Delete unused function.
1559 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1562 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1563 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1565 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1567 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1568 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1569 the function, temporarily point the debug interface to the null one.
1571 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1573 * dwarf2out.c (round_up_to_align): New static function.
1574 (field_byte_offset): Use it to round the offset.
1576 2007-02-12 Richard Henderson <rth@redhat.com>
1578 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1579 (inswl_const): Export.
1581 2007-02-12 Richard Henderson <rth@redhat.com>
1583 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1584 result mode of the libcall, convert back to outmode.
1586 2007-02-12 Roger Sayle <roger@eyesopen.com>
1588 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1589 (bswapdi2): New define_expand to implement 32-bit implementation.
1591 2007-02-12 Nick Clifton <nickc@redhat.com>
1593 * doc/invoke.texi (Overall Options): Document --help=.
1594 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1595 (cc1_options): Pass --help= on to cc1.
1596 (display_help): Add description of --help=.
1597 (process_command): Add code to handle --help=. Allow translated
1598 --help and --target-help switches to be passed on to compiler
1600 (main): Remove unused if statement.
1601 * opts.c (columns): Remove.
1602 (LEFT_COLUMN): Define.
1603 (wrap_help): Add columns argument.
1604 (print_filtered_help): Change parameters to be an include bitmask,
1605 an exclude bitmask, an any bitmask and the column width. Move the
1606 code to display the params list here. Add code to display the
1607 status of options rather than their descriptions if the quiet flag
1609 (print_specific_help): Change parameters to be an include bitmask,
1610 an exclude bitmask and an any bitmask. Move code to look up the
1611 column width here. Decide upon the title for an options listing.
1612 (common_handle_options): Add code to handle --help=. Adapt code
1613 for --help and --target-help to use the revised form of the
1614 print_specific_help function.
1615 (print_help): Delete.
1616 (print_param_help): Delete.
1617 (print_switch): Delete.
1618 * opts.h (cl_lang_count): Add prototype.
1619 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1620 CL_MAX_OPTION_CLASS): New defines.
1621 * optc-gen.awk: Add construction of cl_lang_count.
1622 * c.opt: Add Warning attribute to warning options and Optimization
1623 attribute to optimization options.
1624 * common.opt: Likewise.
1626 Add -fhelp and -ftarget-help as aliases for the transformed --help
1627 and --target-help options.
1628 * opt-functions.awk: Add code to handle Warning and Optimization
1631 2007-02-12 Richard Henderson <rth@redhat.com>
1633 * config/alpha/constraints.md: New file.
1634 * config/alpha/alpha.c: Include tm-constrs.h.
1635 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1636 alpha_extra_constraint): Remove.
1637 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1638 * config/alpha/alpha-protos.h: Update.
1639 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1640 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1641 (EXTRA_CONSTRAINT): Remove.
1642 * config/alpha/alpha.md: Include constraints.md.
1643 (adddi splitter): Use satisfies_constraint_*.
1644 * config/alpha/predicates.md (add_operand): Likewise.
1645 (sext_add_operand, addition_operation): Likewise.
1647 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1649 PR tree-optimization/29145
1650 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1651 in our handling of restrict qualified pointers.
1653 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1656 * doc/invoke.texi (Wunused-value): Update description.
1657 (Wextra): Delete item.
1658 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1659 value of Wunused-value.
1660 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1661 (c_finish_stmt_expr): Don't check extra_warnings.
1662 (emit_side_effect_warnings): The caller is responsible to check
1665 2007-02-11 Roger Sayle <roger@eyesopen.com>
1666 Matt Thomas <matt@3am-software.com>
1668 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1670 2007-02-11 Roger Sayle <roger@eyesopen.com>
1672 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1673 comparisons of POPCOUNT against zero.
1674 (simplify_const_relational_operation): Likewise.
1676 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1678 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1680 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1682 * dwarf2out.c (root_type): Delete unused function.
1684 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1686 * genattrtab.c (contained_in_p): Delete unused function.
1687 (write_expr_attr_cache): Likewise.
1689 2007-02-11 Jan Hubicka <jh@suse.cz>
1691 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1694 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1696 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1697 to add the REG_EQ* note.
1698 * see.c (see_merge_one_use_extension): Likewise.
1699 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1700 turn REG_EQUAL notes into REG_EQUIV notes if the target
1701 register may have more than one set.
1702 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1703 * gcse.c (try_replace_reg): Likewise.
1704 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1705 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1706 more than one REG_EQUIV note.
1707 * reload1.c (gen_reload): Use set_unique_reg_note.
1709 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1711 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1712 (ix86_builtin_conversion): New function.
1714 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1717 * tree.h (DECL_REPLACEABLE_P): New macro.
1718 * except.c (set_nothrow_function_flags): Likewise.
1720 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1721 Ira Rosen <irar@il.ibm.com>
1722 Dorit Nuzman <dorit@il.ibm.com>
1724 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1725 * targhooks.c (default_builtin_vectorized_conversion): New.
1726 * targhooks.h (default_builtin_vectorized_function): New declaration.
1727 * target.h (struct vectorize): Add builtin_conversion field.
1728 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1729 stmt_vec_info_type value.
1730 (vectorizable_conversion): New declaration.
1731 * tree-vect-analyze.c (vect_analyze_operations): Add
1732 vectorizable_conversion call.
1733 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1734 * tree-vect-transform.c (vectorizable_conversion): New function.
1735 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1736 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1738 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1739 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1740 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1741 or ALTIVEC_BUILTIN_VCFSX.
1743 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1746 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1747 CONST_DOUBLE and operand 0 is a hard register.
1748 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1749 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1750 is a hard floating-point register.
1752 2007-02-10 Richard Henderson <rth@redhat.com>
1753 Jakub Jelinek <jakub@redhat.com>
1754 Alexandre Oliva <aoliva@redhat.com>
1756 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1757 * builtin-types.def (BT_WORD): Make unsigned.
1758 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1759 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1760 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1761 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1762 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1763 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1765 * expr.c (emutls_var_address): New.
1766 (expand_expr_real_1): Expand emulated tls.
1767 (expand_expr_addr_expr_1): Likewise.
1768 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1769 * output.h (emutls_finish): Declare.
1770 * toplev.c (compile_file): Call it.
1771 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1772 address before wrapping in CONST.
1773 * varasm.c (emutls_htab, emutls_object_type): New.
1774 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1775 (get_emutls_object_name, get_emutls_object_type): New.
1776 (get_emutls_init_templ_addr, emutls_decl): New.
1777 (emutls_common_1, emutls_finish): New.
1778 (assemble_variable): When emulating tls, swap decls; generate
1779 constructor for the emutls objects.
1780 (do_assemble_alias): When emulating tls, swap decl and target name.
1781 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1783 * varpool.c (decide_is_variable_needed): Look at force_output.
1784 Recurse for emulated tls.
1785 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1786 with decide_is_variable_needed.
1787 * emutls.c: New file.
1788 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1789 tls_object for real tls.
1791 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1793 PR rtl-optimization/29599
1794 * reload1.c (eliminate_regs_in_insn): Take the destination
1795 mode into account when computing the offset.
1797 2007-02-09 Stuart Hastings <stuart@apple.com>
1798 Richard Henderson <rth@redhat.com>
1800 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1801 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1802 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1803 fixuns_truncdfhi2): New.
1804 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1805 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1806 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1807 (floatunssidf2): Allow nonimmediate source.
1808 * gcc/config/i386/sse.md (movdi_to_sse): New.
1809 (vec_concatv2di): Drop '*'.
1810 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1811 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1812 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1814 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1815 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1816 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1817 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1818 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1819 ix86_build_const_vector.
1820 (x86_emit_floatuns): Rewrite.
1822 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1824 * genautomata.c (longest_path_length): Delete unused function.
1825 (struct state): Delete unused longest_path_length.
1826 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1827 (get_free_state): Delete unused.
1829 2007-02-09 Jan Hubicka <jh@suse.cz>
1831 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1832 * doc/invoke.texi (inline-unit-growth): Update default value.
1834 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1835 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1836 (rebuild_cgraph_edges): Likewise.
1837 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1838 (dump_cgraph_node): Dump frequencies.
1839 (cgraph_clone_edge): Add frequency scales.
1840 (cgraph_clone_node): Add freuqnecy.
1841 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1842 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1843 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1844 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1845 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1846 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1847 (save_inline_function_body): Likewise.
1848 * ipa-inline.c: inluce rtl.h
1849 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1850 (cgraph_edge_badness): Use frequencies.
1851 (cgraph_decide_recursive_inlining): Update clonning.
1852 (cgraph_decide_inlining_of_small_function): Dump frequency.
1853 * predict.c (estimate_bb_frequencies): Export.
1854 * predict.h (estimate_bb_frequencies): Declare.
1855 * tree-inline.c (copy_bb): Watch overflows.
1856 (expand_call_inline): Update call of cgraph_create_edge.
1857 (optimize_inline_calls): Use TODO flags to update frequnecies.
1858 * passes.h: Include predict.h
1859 (init_optimization_passes): Move profile ahead.
1860 (execute_function_todo): Handle TODO_rebuild_frequencies.
1862 2007-02-09 Roger Sayle <roger@eyesopen.com>
1864 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1865 the insbl or inswl pattern into a register.
1867 2007-02-09 Roger Sayle <roger@eyesopen.com>
1869 * config/ia64/ia64.md (bswapdi2): New define_insn.
1871 2007-02-09 Richard Henderson <rth@redhat.com>
1873 * config/i386/constraints.md (Ym): New constraint.
1874 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1875 (movdi_1_rex64): Split sse and xmm general register moves from
1876 memory move alternatives. Use conditional register constraints.
1877 (movsf_1, movdf_integer): Likewise.
1878 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1879 (movdf_integer_rex64): New.
1880 (pushsf_rex64): Fix output constraints.
1881 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1882 (sse2_stored): Likewise.
1883 (sse2_storeq_rex64): New.
1884 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1885 amd and not generic.
1886 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1887 for optimize_size. Remove SF/DFmode hack.
1889 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1891 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1894 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1895 Richard Sandiford <richard@codesourcery.com>
1897 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1898 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1899 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1900 m68k/t-mlib to tmake_file.
1901 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1902 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1903 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1904 Allow it to be cf or m68k. Set m68k_arch_family. If that
1905 variable is not empty, add t-$m68k_arch_family to tmake_file.
1906 Add t-mlibs to tmake_file.
1907 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1908 * config/m68k/t-cf: New file.
1909 * config/m68k/t-m68k: Likewise.
1910 * config/m68k/t-mlibs: Likewise.
1911 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1912 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1913 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1914 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1915 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1917 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1918 (INSTALL_LIBGCC): Delete.
1919 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1920 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1921 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1922 (M68K_MLIB_CPU): Define.
1923 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1924 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1925 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1927 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1928 Richard Guenther <rguenther@suse.de>
1931 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1932 against INT_MIN/INT_MAX.
1933 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1934 file if a loop is removed.
1936 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1938 * calls.c (store_one_arg): Pass correct alignment to
1939 emit_push_insn for non-BLKmode values.
1940 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1941 unaligned stack slot via a suitably aligned slot.
1943 2007-02-08 DJ Delorie <dj@redhat.com>
1945 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1947 (legal_subregs): Use unsigned char, make const.
1948 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1950 2007-02-08 Paul Brook <paul@codesourcery.com>
1952 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1953 special interworking needed.
1955 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1957 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1958 conditional to __SSE2__.
1959 (Entries below should have been added to first ChangeLog
1960 entry for amdfam10 dated 2007-02-05)
1961 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1963 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1965 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1968 2007-02-08 DJ Delorie <dj@redhat.com>
1970 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1971 * config/m32c/m32c.c (legal_subregs): New.
1972 (m32c_illegal_subreg_p): New.
1973 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1974 unsupported subregs of hard regs.
1976 2007-02-08 Jan Hubicka <jh@suse.cz>
1978 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1979 the same one; always update histograms.
1981 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1983 * passes.c (init_optimization_passes): Tidy comment.
1985 2007-02-08 Roger Sayle <roger@eyesopen.com>
1987 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1988 strip zero_extend, bswap and rotates from POCOUNT's argument.
1989 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1990 zero_extend and rotates from PARITY's argument.
1991 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1992 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1993 of an integer constant at compile-time.
1995 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1998 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2000 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2003 * tree-ssa-live.c (remove_unused_locals): Do not remove
2004 TREE_ADDRESSABLE variables.
2005 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2006 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2007 FOR_CLOBBER. Update all users.
2008 If VAR has an associated alias set, add a virtual operand for
2009 it if no alias is found to conflict with the memory reference.
2011 2007-02-07 Jan Hubicka <jh@suse.cz>
2012 Robert Kidd <rkidd@crhc.uiuc.edu>
2014 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2016 2007-02-07 Ian Lance Taylor <iant@google.com>
2018 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2020 2007-02-07 Roger Sayle <roger@eyesopen.com>
2022 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2023 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2024 tablejumpdi, movsi_to_cr_one): Remove constraints from
2025 define_expand's match_operands.
2027 2007-02-07 Roger Sayle <roger@eyesopen.com>
2029 * global.c (compute_regsets): Move declatation of "i" inside of
2030 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2032 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2035 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2036 of INDIRECT_REF <RESULT_DECL>.
2038 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2040 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2041 Kaz Kojima <kkojima@gcc.gnu.org>
2044 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2046 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2048 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2050 * doc/loop.texi: Document possibility not to perform disambiguation
2051 of loops with multiple latches.
2052 * cfgloopmanip.c (alp_enum_p): Removed.
2053 (add_loop): Handle subloops. Use get_loop_body_with_size.
2054 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2055 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2056 the new forwarder block.
2057 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2058 Handle the case latch is NULL.
2059 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2060 when marking loop exits.
2061 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2063 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2064 disambiguate_loops_with_multiple_latches.
2065 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2066 before fix_loop_structure.
2067 * cfgloop.c: Include pointer-set.h and output.h.
2068 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2069 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2070 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2071 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2072 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2073 disambiguate_multiple_latches, get_loop_body_with_size,
2074 disambiguate_loops_with_multiple_latches): New functions.
2075 (flow_loop_dump): Dump multiple latch edges.
2076 (flow_loop_nodes_find): Handle loops with multiple latches.
2077 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2078 (glb_enum_p): Modified.
2079 (get_loop_body): Use get_loop_body_with_size.
2080 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2081 (AVOID_CFG_MODIFICATIONS): New constant.
2082 (disambiguate_loops_with_multiple_latches, add_loop,
2083 get_loop_body_with_size): Declare.
2084 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2086 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2089 * global.c (compute_regsets): New function.
2090 (global_alloc): Refactored ELIMINABLE_REGSET
2091 and NO_GLOBAL_ALLOC_REGS computation out.
2092 (rest_of_handle_global_alloc): Call compute_regsets()
2093 for non-optimizing case.
2095 2007-02-06 Richard Henderson <rth@redhat.com>
2097 * config/i386/constraints.md (Y2): Rename from Y.
2098 (Yi): New constraint.
2099 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2100 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2101 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2102 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2103 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2104 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2105 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2106 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2107 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2108 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2109 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2110 vec_extractv2si_1): Change Y constraints to Y2.
2111 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2112 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2113 Change Y constraints to Y2.
2114 (sse2_loadld): Change Y constraints to x.
2116 2007-02-06 Roger Sayle <roger@eyesopen.com>
2118 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2119 (parity<mode>2): New define_expand using rs6000_emit_parity.
2120 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2121 rs6000_emit_parity): New functions.
2122 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2123 rs6000_emit_parity): Prototype here.
2125 2007-02-06 Ian Lance Taylor <iant@google.com>
2127 * lower-subreg.c (simple_move_operand): Reject CONST.
2128 (resolve_clobber): Call validate_change rather than directly
2129 assigning to XEXP (pat, 0).
2131 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2133 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2134 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2135 (tree-cfg.o): Remove hashtab.h dependency.
2137 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2138 (struct ivopts_data): Change niters to pointer_map_t.
2139 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2140 (niter_for_exit): Create pointer_map on demand. Change for
2142 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2143 (free_loop_data): Destroy data->niters if created and reset field.
2144 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2145 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2147 * tree-ssa-reassoc.c: Include pointer-set.h.
2148 (bb_rank): Change to long *.
2149 (operand_rank): Change to pointer_map_t.
2150 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2151 (insert_operand_rank): Accept long.
2152 (operand_entry_hash, operand_entry_eq): Remove.
2153 (get_rank): Return long. Adjust for changes above.
2154 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2156 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2158 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2159 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2160 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2162 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2163 directly since it cannot be NULL.
2164 (get_vi_for_tree): Rewrite for pointer_map API.
2165 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2166 (init_alias_vars): Create vi_for_tree as pointer_map.
2167 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2169 * tree-cfg.c: Don't include hashtab.h.
2170 (edge_to_cases): Declare as pointer_map.
2171 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2173 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2174 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2175 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2177 (record_switch_edge): Delete.
2178 (get_cases_for_edge): Adjust for pointer_map API, inline
2179 record_switch_edge (rewritten for new API), remove goto.
2181 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2183 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2184 * tree-nested.c: Include pointer-set.h.
2185 (var_map_elt, var_map_eq, var_map_hash): Delete.
2186 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2188 (nesting_info_bitmap_obstack): New.
2189 (lookup_field_for_decl): Adjust for pointer_map API.
2190 (lookup_tramp_for_decl): Adjust for pointer_map API.
2191 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2192 (get_local_debug_decl): Adjust for pointer_map API.
2193 (convert_nl_goto_reference): Adjust for pointer_map API.
2194 (convert_nl_goto_receiver): Adjust for pointer_map API.
2195 (create_nesting_tree): Create outside GGC space. Create bitmap on
2196 the new obstack. Create field_map and var_map as pointer_maps.
2197 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2199 (lower_nested_functions): Move root here, no need to NULL it.
2200 Initialize and release the obstack.
2202 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2204 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2205 Remove prototypes and make them non-static.
2206 (struct tree_int_map): Remove.
2207 * tree.h (struct tree_int_map): Move here, turning TO into an
2209 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2211 * tree.h (TREE_COMPLEXITY): Remove.
2212 (struct tree_exp): Remove complexity field.
2213 * tree.c (build1_stat): Don't set it.
2215 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2216 Victor Kaplansky <victork@il.ibm.com>
2218 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2219 (vect_is_simple_reduction): Support reduction with induction as
2220 one of the operands.
2221 (vect_is_simple_iv_evolution): Fix formatting.
2222 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2223 formatting. Don't mark induction phis for vectorization.
2224 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2225 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2226 (vect_get_vec_def_for_operand): Support induction.
2227 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2229 (vectorizable_reduction): Support reduction with induction as one of
2231 (vectorizable_type_demotion): Use def-type of stmt argument rather
2232 than dummy def-type.
2234 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2235 flag_tree_scev_cprop.
2236 * common.opt (tree-scev-cprop): New flag.
2238 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2239 call to vect_get_new_vect_var.
2241 2007-02-06 Ira Rosen <irar@il.ibm.com>
2243 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2244 vectype is not NULL.
2245 (vect_pattern_recog_1): Likewise.
2247 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2249 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2250 (fold_negate_expr): Likewise.
2252 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2255 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2256 even if cv-qualification is the same.
2258 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2260 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2261 __enable_execute_stack on completion.
2263 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2265 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2266 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2267 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2268 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2269 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2270 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2271 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2272 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2274 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2276 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2277 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2278 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2279 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2280 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2281 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2282 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2283 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2284 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2285 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2286 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2287 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2288 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2289 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2290 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2291 sqrtextenddfxf2_i387): Added amdfam10_decode.
2293 * config/i386/athlon.md (athlon_idirect_amdfam10,
2294 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2295 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2296 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2297 athlon_ivector_store_amdfam10): New define_insn_reservation.
2298 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2301 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2303 * config/i386/athlon.md (athlon_call_amdfam10,
2304 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2305 define_insn_reservation.
2306 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2307 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2308 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2312 * config/i386/athlon.md (athlon_sseld_amdfam10,
2313 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2314 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2316 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2318 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2319 define_insn_reservation.
2320 * config/i386/i386.md (sseins): Added sseins to define_attr type
2321 and define_attr unit.
2322 * config/i386/sse.md: Set type attribute to sseins for insertq
2325 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2327 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2328 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2329 ssecomi_load_amdfam10, ssecomi_amdfam10,
2330 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2331 define_insn_reservation.
2332 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2334 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2336 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2337 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2338 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2339 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2340 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2341 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2342 define_insn_reservation.
2344 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2345 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2346 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2347 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2348 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2350 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2352 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2353 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2354 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2355 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2356 athlon_ssemul_load_k8): Added amdfam10.
2358 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2360 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2361 (x86_sse_unaligned_move_optimal): New variable.
2363 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2365 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2366 for unaligned vector SSE double/single precision loads for AMDFAM10.
2368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2370 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2371 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2372 Define TARGET_CPU_DEFAULT_amdfam10.
2373 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2374 (processor_type): Add PROCESSOR_AMDFAM10.
2376 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2377 processor_type in config/i386/i386.h.
2378 Enable imul peepholes for TARGET_AMDFAM10.
2380 * config.gcc: Add support for --with-cpu option for amdfam10.
2382 * config/i386/i386.c (amdfam10_cost): New variable.
2383 (m_AMDFAM10): New macro.
2384 (m_ATHLON_K8_AMDFAM10): New macro.
2385 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2386 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2387 x86_promote_QImode, x86_integer_DFmode_moves,
2388 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2389 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2390 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2391 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2392 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2393 Enable/disable for amdfam10.
2394 (override_options): Add amdfam10_cost to processor_target_table.
2395 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2396 processor_alias_table.
2397 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2398 (ix86_adjust_cost): Add code for amdfam10.
2400 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2402 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2403 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2404 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2405 * config/i386/i386.h: Add builtin definition for SSE4A.
2406 * config/i386/i386.md: Add support for ABM instructions
2408 * config/i386/sse.md: Add support for SSE4A instructions
2409 (movntss, movntsd, extrq, insertq).
2410 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2411 Add -march=amdfam10 flag.
2412 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2413 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2415 * doc/extend.texi: Add documentation for SSE4A builtins.
2417 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2419 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2421 2007-02-05 Richard Guenther <rguenther@suse.de>
2423 * tree-vectorizer.h (vectorizable_function): Add argument type
2424 argument, change return type.
2425 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2426 * tree-vect-transform.c (vectorizable_function): Handle extra
2427 argument, return vectorized function decl.
2428 (build_vectorized_function_call): Remove.
2429 (vectorizable_call): Handle calls with result and argument types
2430 differing. Handle loop vectorization factor correctly.
2431 * targhooks.c (default_builtin_vectorized_function): Adjust for
2433 * targhooks.h (default_builtin_vectorized_function): Likewise.
2434 * target.h (builtin_vectorized_function): Add argument type
2436 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2437 extra argument, allow vectorizing of lrintf.
2438 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2439 documentation of target hook.
2441 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2444 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2445 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2446 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2448 2007-02-05 Roger Sayle <roger@eyesopen.com>
2450 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2451 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2452 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2453 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2454 before canonicalizing sincos to cexpi.
2455 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2457 2007-02-05 Roger Sayle <roger@eyesopen.com>
2459 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2460 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2461 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2463 2007-02-05 Roger Sayle <roger@eyesopen.com>
2465 * mips-tfile.c (initialize_init_file): Correct endianness test.
2467 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2469 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2472 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2474 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2475 saves in a PARALLEL before the register assignments.
2477 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2479 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2480 DWARF_FRAME_RETURN_COLUMN to be a general register.
2481 * dwarf2out.c (init_return_column_size): New function, split from...
2482 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2483 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2484 to be nongeneral registers.
2485 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2487 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2488 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2490 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2492 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2494 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2496 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2497 (remove_path): Use can_remove_branch_p and remove_branch instead
2498 of loop_delete_branch_edge.
2499 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2500 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2501 Update profile using scale_dominated_blocks_in_loop.
2502 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2503 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2504 (can_remove_branch_p, remove_branch): Declare.
2505 * tree-cfg.c (tree_can_remove_branch_p): New function.
2506 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2507 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2508 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2510 2007-02-05 Jan Hubicka <jh@suse.cz>
2513 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2514 nodes in cgraph, don't remove offline copy of the function.
2516 2007-02-04 Jan Hubicka <jh@suse.cz>
2518 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2519 vectors might cause maybe_lookup_element_for_expr to be called
2520 on non-sra-candidate.
2522 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2524 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2525 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2526 spelling conventions.
2528 2007-02-04 Richard Guenther <rguenther@suse.de>
2531 * fold-const.c (try_move_mult_to_index): Make sure to not
2532 overflow one dimension of a multi-dimensional array access.
2534 2007-02-04 Jan Hubicka <jh@suse.cz>
2536 * passes.c (init_optimization_passes): Reindent.
2538 2007-02-04 Jan Hubicka <jh@suse.cz>
2539 Eric Botcazou <ebotcazou@adacore.com>
2541 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2542 (execute_fixup_cfg): Break out the abnormal goto code.
2543 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2544 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2545 (optimize_inline_calls): Call make_nonlocal_label_edges.
2547 2007-02-04 Jan Hubicka <jh@suse.cz>
2549 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2550 true when something was changed.
2551 (rename_ssa_copies): When something was changed, do
2552 TODO_remove_unused_locals.
2553 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2554 add TODO_remove_unused_locals when instruction was removed.
2556 2007-02-04 Jan Hubicka <jh@suse.cz>
2558 * ipa-inline.c (try_inline): Improve debug output; work on already
2560 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2561 call try_inline for already inlined edges too when flattening;
2562 inline also functions that make callee growth but overall unit size
2565 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2567 * config/m32c/bitops.md, config/m32c/jump.md,
2568 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2569 config/m32r/m32r.h, config/m32r/m32r.md,
2570 config/m32r/predicates.md, config/m68hc11/larith.asm,
2571 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2572 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2573 config/mips/mips-protos.h, config/mips/mips.c,
2574 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2575 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2576 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2577 spelling conventions.
2579 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2580 Follow spelling conventions.
2582 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2584 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2585 warn about C++0x compatibility.
2587 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2589 * config/h8300/h8300.c, config/h8300/h8300.h,
2590 config/h8300/h8300.md: Follow spelling conventions.
2592 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2595 * combine.c (try_combine): Do not substitute source operand
2596 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2598 2007-02-03 Jan Hubicka <jh@suse.cz>
2600 PR gcov-profile/30650
2601 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2602 do not divide by zero for never executed counters.
2603 (tree_find_values_to_profile): Fix counters.
2604 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2606 2007-02-03 Ian Lance Taylor <iant@google.com>
2608 * lower-subreg.c (simple_move_operand): New static function,
2609 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2611 (simple_move): Call simple_move_operand.
2612 (find_decomposable_subregs): Add special handling of MEMs.
2613 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2614 meaning of return value. If we see a hard register, test whether
2615 it can store a word_mode value. Change all callers.
2617 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2619 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2620 ftrapv insns and expanders.
2621 (subdi3): Change define_expand operand 1 to arith11_operand, and
2622 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2623 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2624 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2628 * varasm.c (notice_global_symbol): Treat global objects as weak when
2631 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2633 * emit-rtl.c (dconstpi): Delete.
2635 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2636 * real.h (dconstpi): Delete.
2638 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2639 (fold_builtin_hypot): Likewise.
2641 2007-02-03 Tom Tromey <tromey@redhat.com>
2644 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2645 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2647 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2649 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2650 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2651 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2652 config/rs6000/cell.md, config/rs6000/darwin.h,
2653 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2654 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2655 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2656 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2657 typos. Follow spelling conventions.
2658 * doc/invoke.texi: Follow spelling conventions.
2660 2007-02-03 Roger Sayle <roger@eyesopen.com>
2662 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2663 canonicalization transformations that attempt to simplify integer
2664 constant comparisons to become comparisons against zero.
2666 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2668 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2670 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2671 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2673 2007-02-02 Mike Stump <mrs@apple.com>
2675 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2676 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2677 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2678 generate a branch island.
2680 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2682 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2683 (xtensa_legitimate_address_p): New.
2684 (xtensa_legitimize_address): New.
2685 (xtensa_output_addr_const_extra): New.
2686 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2688 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2689 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2690 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2691 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2692 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2693 (xtensa_legitimize_address): New.
2694 (xtensa_output_addr_const_extra): New.
2696 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2698 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2700 2007-02-02 Ian Lance Taylor <iant@google.com>
2702 * expmed.c (expand_divmod): Add comment.
2704 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2706 * emit-rtl.c (renumber_insns): Remove.
2707 * flags.h: Remove the extern for flag_renumber_insns.
2708 * rtl.h: Remove the prototype for renumber_insns.
2709 * toplev.c (flag_renumber_insns): Remove.
2711 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2713 Revert for x86 darwin:
2714 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2716 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2717 code before the following patch under TARGET_MACHO.
2718 (ix86_function_value_regno_p): Likewise.
2720 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2722 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2725 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2728 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2729 general or fp registers. Add comments.
2730 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2732 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2734 * pointer-set.c (insert_aux): Only return insertion slot.
2735 (pointer_set_insert): Adjust.
2736 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2737 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2738 pointer_map_traverse): New.
2739 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2740 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2741 pointer_map_contains, pointer_map_traverse): Declare.
2743 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2746 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2747 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2749 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2751 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2753 (struct _dep): New type.
2754 (dep_t): New typedef.
2755 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2756 (DEP_STATUS): New access macro. The macro with the same name was
2757 renamed to DEP_LINK_STATUS.
2758 (dep_init): Declare function
2760 (struct _dep_link): New type.
2761 (dep_link_t): New typedef.
2762 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2763 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2764 (DEP_LINK_STATUS): New macro.
2765 (debug_dep_links): New debug function.
2767 (struct _deps_list): New type.
2768 (deps_list_t): New typedef.
2769 (DEPS_LIST_FIRST): New access macro.
2770 (FOR_EACH_DEP_LINK): New cycle macro.
2771 (create_deps_list, free_deps_list, delete_deps_list): Declare
2773 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2774 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2775 (copy_deps_list_change_con): Ditto.
2777 (move_dep_link): Declare function.
2779 (struct _dep_node): New type.
2780 (dep_node_t): New typedef.
2781 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2783 (struct haifa_insn_data.back_deps): New field to hold backward
2784 dependencies of the insn.
2785 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2787 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2788 Change its type to deps_list_t.
2789 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2790 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2791 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2793 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2795 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2797 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2799 (dep_cost): Declare.
2801 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2802 (ds_to_dk, dk_to_ds): New functions.
2804 (init_dep_1): New static function.
2805 (init_dep): New function.
2806 (copy_dep): New static function.
2808 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2810 (detach_dep_link): New static function.
2811 (move_dep_link): New function.
2813 (dep_links_consistent_p, dump_dep_links): New static functions.
2814 (debug_dep_links): New debugging function.
2816 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2818 (alloc_deps_list, init_deps_list): New static functions.
2819 (create_deps_list): New function.
2820 (clear_deps_list): New static function.
2821 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2822 (deps_list_consistent_p, dump_deps_list): New static functions.
2823 (debug_deps_list): New function.
2824 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2826 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2828 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2829 use new scheduler dependencies lists.
2830 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2831 (sched_analyze): Ditto. Initialize dependencies lists.
2832 (add_forw_dep, compute_forward_dependences): Update to use new
2833 scheduler dependencies lists.
2835 (init_dependency_caches): Init deps_obstack.
2836 (free_dependency_caches): Free deps_obstack.
2838 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2839 new scheduler dependencies lists.
2840 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2841 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2843 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2844 Update to use new scheduler dependencies lists.
2845 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2846 (debug_dependencies): Ditto.
2847 (schedule_region): Update comments.
2849 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2850 scheduler dependencies lists.
2851 (schedule_ebb): Update comments.
2853 * rtl.def (DEPS_LIST): Remove.
2855 * lists.c (unused_deps_list): Remove.
2856 (free_list): Update assertions.
2858 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2859 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2861 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2862 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2864 * haifa-sched.c (comments): Update.
2865 (insn_cost1): Remove. Inline the code into insn_cost ().
2866 (insn_cost): Update to use new scheduler dependencies lists. Move
2867 processing of the dependency cost to dep_cost ().
2868 (dep_cost): New function. Use it instead of insn_cost () when
2869 evaluating cost of the dependency. Use compatible interface to
2870 interact with the target.
2871 (priority): Update to use new scheduler dependencies lists.
2872 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2873 with greater number of insns that depend on the insn.
2874 (schedule_insn): Update to use new scheduler dependencies lists. Add
2875 code to free backward dependencies lists. Inline and optimize code
2876 from resolve_dep () - see PR28071.
2877 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2878 lists. Update call to targetm.sched.is_costly_dependence hook.
2880 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2881 scheduler dependencies lists.
2883 (resolve_dep): Remove. Move the logic to schedule_insn ().
2884 (init_h_i_d): Initialize dependencies lists.
2886 (process_insn_depend_be_in_spec): Rename to
2887 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2889 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2890 Update to use new scheduler dependencies lists.
2891 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2893 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2894 new scheduler dependencies lists.
2895 (build_intra_loop_deps): Ditto.
2897 * target.h (struct _dep): Declare to use in
2898 gcc_target.sched.is_costly_dependence.
2899 (struct gcc_target.sched.adjust_cost): Fix typo.
2900 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2901 single dep_t parameter instead of an equivalent triad.
2902 (struct gcc_target.sched.adjust_cost_2): Remove.
2904 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2906 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2908 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2910 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2912 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2913 (REG_DEP_TRUE): Document.
2915 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2916 Change signature to correspond to the targetm.sched.adjust_cost hook.
2917 Update use in TARGET_SCHED_ADJUST_COST_2.
2918 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2919 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2920 new scheduler dependencies lists.
2921 (ia64_gen_check): Ditto.
2923 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2926 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2927 signature to correspond to the targetm.sched.is_costly_dependence hook.
2928 (is_costly_group): Update to use new scheduler dependencies lists.
2930 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2931 instead of INSN_COST () macro.
2933 2007-02-01 Ian Lance Taylor <iant@google.com>
2935 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2937 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2939 * pa.md (tp_load): Correct mfctl instruction syntax.
2941 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2943 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2944 altivec_padding_size calculation on AIX. Improve comment, add
2945 assert to verify that it's right.
2947 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2950 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2953 * global.c (global_alloc): Add mising initialization of
2956 2007-02-01 Roger Sayle <roger@eyesopen.com>
2958 * alias.c (init_alias_analysis): Correct whitespace.
2959 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2960 partition_hot_cold_basic_blocks): Likewise.
2961 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2962 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2963 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2964 fold_builtin_snprintf_chk, fold_builtin_printf,
2965 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2966 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2967 * cfgcleanup.c (cleanup_cfg): Likewise.
2968 * cfgexpand.c (tree_expand_cfg): Likewise.
2969 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2970 * function.c (get_next_funcdef_no): Likewise.
2971 * gengtype.c (main): Likewise.
2972 * genmodes.c (main): Likewise.
2973 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2974 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2975 * ifcvt.c (noce_emit_move_insn): Likewise.
2976 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2978 * stor-layout.c (get_best_mode): Likewise.
2979 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2980 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2981 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2982 perform_var_substitution, solve_graph): Likewise.
2983 * tree-vrp.c (vrp_finalize): Likewise.
2985 2007-02-01 Ian Lance Taylor <iant@google.com>
2987 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2988 high part of a paradoxical subreg, return a constant zero.
2990 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2992 * toplev.c (lang_dependent_init): Call init_set_costs.
2993 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2995 2007-02-01 Richard Guenther <rguenther@suse.de>
2998 * fold-const.c (fold_negate_expr): Allow negating a
2999 constant if overflow does not change.
3001 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3003 * doc/c-tree.texi (Expression trees): Improve markup.
3004 * doc/tm.texi (Register Classes, Addressing Modes)
3005 (Floating Point): Fix spacing after abbreviations. Fix some
3008 2007-02-01 Ben Elliston <bje@au.ibm.com>
3010 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3011 * doc/contrib.texi: Likewise.
3012 * doc/install.texi: Likewise.
3014 2007-01-31 Richard Henderson <rth@redhat.com>
3015 Ian Lance Taylor <iant@google.com>
3017 * lower-subreg.c: New file.
3018 * rtl.def (CONCATN): Define.
3019 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3021 * emit-rtl.c (update_reg_offset): New static function, broken out
3022 of gen_rtx_REG_offset.
3023 (gen_rtx_REG_offset): Call update_reg_offset.
3024 (gen_reg_rtx_offset): New function.
3025 * regclass.c: Revert patch of 2006-03-05, restoring
3027 (clear_reg_info_regno): New function.
3028 * dwarf2out.c (concatn_loc_descriptor): New static function.
3029 (loc_descriptor): Handle CONCATN.
3030 * common.opt (fsplit_wide_types): New option.
3031 * opts.c (decode_options): Set flag_split_wide_types when
3033 * timevar.def (TV_LOWER_SUBREG): Define.
3034 * rtl.h (gen_reg_rtx_offset): Declare.
3035 (reg_scan_update): Declare.
3036 * regs.h (clear_reg_info_regno): Declare.
3037 * tree-pass.h (pass_lower_subreg): Declare.
3038 (pass_lower_subreg2): Declare.
3039 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3040 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3042 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3043 * Makefile.in (OBJS-common): Add lower-subreg.o.
3044 (lower-subreg.o): New target.
3046 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3048 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3050 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3053 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3055 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3058 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3060 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3062 * cfgloop.h: Include vec-prim.h.
3063 (enum li_flags): Remove LI_ONLY_OLD.
3064 (loop_iterator): Changed.
3065 (fel_next, fel_init): Iterate over loop tree.
3066 (FOR_EACH_LOOP_BREAK): New macro.
3067 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3069 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3070 * modulo-sched.c (sms_schedule): Ditto.
3071 * tree-vectorizer.c (vectorize_loops): Ditto.
3072 * doc/loop.texi: Update information on loop numbering and behavior of
3073 FOR_EACH_LOOP wrto new loops.
3074 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3075 add_to_evolution_1): Test nestedness of loops instead of comparing
3077 * tree-chrec.c (chrec_fold_plus_poly_poly,
3078 chrec_fold_multiply_poly_poly, chrec_evaluate,
3079 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3080 reset_evolution_in_loop): Ditto.
3081 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3083 2007-01-31 Dirk Mueller <dmueller@suse.de>
3085 * c-common.c (warn_about_parentheses): Separate warning about
3086 un-parenthized sequence of comparison operators from the one
3087 which is supposed to warn about x <= y <= z.
3089 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3091 * optabs.h (enum optab_index): Add new OTI_isinf.
3092 (isinf_optab): Define corresponding macro.
3093 * optabs.c (init_optabs): Initialize isinf_optab.
3094 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3096 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3097 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3099 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3100 expand_builtin_interclass_mathfn.
3101 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3102 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3103 (fxam<mode>2_i387): New insn pattern.
3104 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3105 built-in functions as x87 inline asm.
3107 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3109 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3111 2007-01-30 Eric Christopher <echristo@apple.com>
3113 * config.gcc: Add geode.
3115 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3117 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3118 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3119 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3120 value-prof.c: Fix comment typos.
3122 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3125 * doc/invoke.texi (Wpointer-arith): Document warning.
3127 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3129 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3130 the list of discrepancies from the draft TR.
3132 2007-01-30 Dirk Mueller <dmueller@suse.de>
3135 * doc/invoke.texi (-Wreturn-type): Update description to
3138 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3140 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3142 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3144 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3145 to handle optabs that operate on floating point input argument and
3146 output to integer output.
3147 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3148 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3149 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3150 expand_builtin_interclass_mathfn ().
3151 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3153 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3154 ilogbl built-in functions as x87 intrinsics.
3156 2007-01-30 Richard Guenther <rguenther@suse.de>
3159 * dwarf2out.c (reference_to_unused): Query varpool if the
3160 variable was output.
3162 2007-01-30 Richard Guenther <rguenther@suse.de>
3165 * passes.c (execute_one_pass): Reset in_gimple_form to not
3166 confuse non-unit-at-a-time mode.
3168 2007-01-29 Roger Sayle <roger@eyesopen.com>
3169 Richard Guenther <rguenther@suse.de>
3171 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3172 avoid undefined behaviour on overflow. Use force_fit_type_double
3173 to construct the constant with the specified TREE_OVERFLOW.
3175 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3177 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3178 * config/dfp-bit.h: Ditto.
3180 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3182 * c-decl.c (pop_scope): Replace warnings with call to
3183 warn_for_unused_label.
3184 * c-common.h (warn_for_unused_label): Declare.
3185 * c-common.c (warn_for_unused_label): Define.
3187 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3189 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3192 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3194 * Makefile.in (USER_H): Remove decfloat.h.
3195 * ginclude/decfloat.h: Delete, moving contents to ...
3196 * ginclude/float.h: Add support for decimal floating point,
3197 guarded by __STDC_WANT_DEC_FP__.
3199 2007-01-29 Mike Stump <mrs@apple.com>
3201 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3202 Analysis and Representation to resolve case insensitive conflict.
3203 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3205 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3207 * tree.h (struct tree_memory_tag): Add aliases member.
3208 (MTAG_ALIASES): New macro.
3209 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3210 (add_may_alias): Remove pointer-set. Update for may_aliases being
3212 (mark_aliases_call_clobbered): Update for may_aliases being a
3214 (compute_tag_properties): Ditto.
3215 (create_partition_for): Ditto.
3216 (compute_memory_partitions): Ditto.
3217 (dump_may_aliases_for): Ditto.
3218 (is_aliased_with): Ditto.
3219 (add_may_alias_for_new_tag): Ditto.
3220 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3221 (compute_is_aliased): New function.
3222 (compute_may_aliases): Call compute_is_aliased).
3223 (init_alias_info): Initialize alias_bitmap_obstack.
3224 (union_alias_set_into): New function.
3225 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3226 (have_common_aliases_p): Rewrite to take two bitmaps and use
3228 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3230 (finalize_ref_all_pointers): Update for add_may_alias changes.
3231 (new_type_alias): Ditto.
3232 * tree-flow-inline.h (may_aliases): Return a bitmap.
3233 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3234 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3235 may_aliases being a bitmap.
3236 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3237 may_aliases now returns a bitmap.
3238 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3240 * tree-ssa-operands.c (add_virtual_operand): Update for
3241 may_aliases being a bitmap.
3243 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3245 PR tree-optimization/30630
3246 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3247 variable as changed.
3249 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3252 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3253 expanded only once even if an error occurs.
3255 2007-01-29 Ben Elliston <bje@au.ibm.com>
3257 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3258 (__gcov_average_profiler): Likewise.
3259 (__gcov_ior_profiler): Likewise.
3260 (__gcov_merge_ior): Likewise.
3262 2007-01-28 Jan Hubicka <jh@suse.cz>
3264 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3265 * value-prof.c (stringop_block_profile): Likewise.
3267 2007-01-28 Jan Hubicka <jh@suse.cz>
3269 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3270 variant handling histograms; add wrapper.
3271 (clear_storage_via_libcall): Export.
3272 (emit_block_move_hints): Break out from ...; add histograms.
3273 (emit_block_move): ... this one.
3274 (clear_storage_hints): Break out from ...; add histograms.
3275 (clear_storage): ... this one.
3276 (set_storage_via_memset): Handle histogram.
3277 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3278 (clear_storage_hints, clear_storage_via_libcall): Declare.
3279 (set_storage_via_setmem): Update prototype.
3280 * doc/md.texi (movmem, setmem): Document new arguments.
3282 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3284 (stringop_block_profile): New global function.
3285 (tree_stringops_values_to_profile): Profile block size and alignment.
3286 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3288 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3289 (stringop_block_profile): Declare.
3290 * builtins.c: Include value-prof.h.
3291 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3292 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3293 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3294 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3295 * profile.c (instrument_values): Add new counters.
3296 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3298 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3299 (tree_init_edge_profiler): Build new profilers.
3300 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3301 (pass_tree_profile): Add dump.
3302 (tree_profile_hooks): Update.
3303 * Makefile.in (LIBGCOV): Add new constants.
3304 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3305 __gcov_ior_profiler): New.
3306 * i386.md (movmem/setmem expanders): Add new optional arguments.
3308 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3310 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3312 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3314 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3315 (tree_unswitch_single_loop): Pass eni_size_weights to
3316 tree_num_loop_insns.
3317 * tree-ssa-loop-manip.c: Include tree-inline.h.
3318 (can_unroll_loop_p): Pass eni_size_weights to
3319 tree_num_loop_insns.
3320 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3321 Pass eni_size_weights to estimate_num_insns.
3322 * tree.h (init_inline_once): Export.
3323 * toplev.c (backend_init): Call init_inline_once.
3324 * cgraphunit.c (cgraph_process_new_functions,
3325 cgraph_analyze_function): Pass eni_inlining_weights to
3327 * ipa-inline.c (compute_inline_parameters): Ditto.
3328 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3329 to estimate_num_insns.
3330 (try_unroll_loop_completely): Pass eni_size_weights to
3331 tree_num_loop_insns.
3332 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3333 ot estimate_num_insns.
3334 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3335 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3336 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3337 eni_time_weights): New variables.
3338 (init_inline_once): Initialize them.
3339 (struct eni_data): Mew.
3340 (estimate_num_insns_1, estimate_num_insns): Use weights.
3341 * tree-inline.h (struct eni_weights_d): New.
3342 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3343 (estimate_num_insns): Declaration changed.
3344 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3345 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3346 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3348 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3350 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3351 relations in the conflict function is valid.
3353 2007-01-27 Ian Lance Taylor <iant@google.com>
3355 * common.opt: Add fstrict-overflow.
3356 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3357 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3358 (TYPE_OVERFLOW_UNDEFINED): Define.
3359 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3361 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3362 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3363 (fold_negate_expr): Likewise.
3364 (make_range): Likewise.
3365 (extract_muldiv_1): Likewise.
3366 (maybe_canonicalize_comparison): Likewise.
3367 (fold_comparison): Likewise.
3368 (fold_binary): Likewise.
3369 (tree_expr_nonnegative_p): Likewise.
3370 (tree_expr_nonzero_p): Likewise.
3371 * tree-vrp.c (compare_values): Likewise.
3372 (extract_range_from_binary_expr): Likewise.
3373 (extract_range_from_unary_expr): Likewise.
3374 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3376 (nowrap_type_p): Likewise.
3377 * tree-scalar-evolution.c (simple_iv): Likewise.
3378 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3379 (build_range_check): Likewise.
3380 (extract_muldiv_1): Likewise.
3381 (fold_comparison): Likewise.
3382 * tree-vrp.c (vrp_int_const_binop): Likewise.
3383 (extract_range_from_unary_expr): Likewise.
3384 * convert.c (convert_to_integer): Likewise.
3385 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3386 (fold_comparison): Likewise.
3387 (fold_binary): Likewise.
3388 * optabs.c (optab_for_tree_code): Likewise.
3389 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3390 * simplify-rtx.c (simplify_const_relational_operation): Check
3391 flag_strict_overflow and flag_trapv.
3392 (simplify_const_relational_operation): Likewise.
3393 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3394 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3397 2007-01-27 Roger Sayle <roger@eyesopen.com>
3399 * tree.c (tree_fold_gcd): Delete.
3400 * tree.h (tree_fold_gcd): Remove prototype.
3401 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3402 test whether one constant integer is a multiple of another. Instead
3403 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3404 * fold-const.c (multiple_of_p): We've determined both TOP and
3405 BOTTOM are integer constants so we can call int_const_binop directly
3406 instead of the more generic const_binop.
3408 2007-01-27 Roger Sayle <roger@eyesopen.com>
3410 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3411 1*X check that the constant hasn't overflowed, to preserve the
3413 (round_up): Provide an efficient implementation when rouding-up an
3414 INTEGER_CST to a power-of-two.
3416 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3418 * doc/sourcebuild.texi: Add comma for clarity.
3419 * doc/extend.texi: Fix some typos.
3420 * doc/passes.texi: Likewise.
3421 * doc/cppinternals.texi: Likewise.
3422 * doc/c-tree.texi: Likewise.
3423 * doc/tree-ssa.texi: Likewise.
3424 * doc/install.texi: Likewise.
3426 2007-01-27 Jan Hubicka <jh@suse.cz>
3428 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3429 (pass_sra): Do not require alias information.
3430 * passes.c (init_optimization_passes): Add SRA
3432 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3434 * tracer.c (rest_of_handle_tracer): We already cleaned
3435 up the CFG in tracer() so don't do it here again.
3436 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3437 cleanup_cfg here, either. And don't call renumber_insns.
3439 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3440 and BB_HEAD are in the insn stream here. Instead make sure
3441 that BB_INSN is valid on all insns. Also, do check here that
3442 there are no pending branch predictions...
3443 (rtl_verify_flow_info): ...instead of doing it here. Checks
3444 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3447 2007-01-26 Roger Sayle <roger@eyesopen.com>
3449 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3450 function to simplify/factorize operand order canonicalization.
3451 (ix86_fixup_binary_operands): Reorganize using the above function.
3452 (ix86_binary_operator_ok): Likewise.
3454 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3456 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3457 file scope from optimize_attrs.
3458 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3460 (optimize_attrs): Clear insn_code_values after freeing it.
3462 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3464 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3465 a parts.base assignment.
3467 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3469 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3470 (compute_subscript_distance, initialize_data_dependence_relation,
3471 finalize_ddr_dependent, analyze_ziv_subscript,
3472 analyze_siv_subscript_cst_affine,
3473 compute_overlap_steps_for_affine_univar,
3474 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3475 analyze_siv_subscript, analyze_miv_subscript,
3476 analyze_overlapping_iterations, subscript_dependence_tester_1,
3477 compute_self_dependence, free_dependence_relation): Work
3478 with affine_fn instead of chrecs.
3479 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3480 common_affine_function, affine_function_base,
3481 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3482 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3483 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3484 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3485 (all_chrecs_equal_p): Removed.
3486 * tree-data-ref.h (affine_fn, conflict_function): New types.
3487 (struct subscript): Change type of conflicting_iterations_in_a
3488 and conflicting_iterations_in_b.
3490 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3493 * config/pa/pa.h (TARGET_HPUX_11): New.
3494 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3495 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3497 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3498 Richard Guenther <rguenther@suse.de>
3500 * tree-ssa-structalias.c (solve_graph): Handle case
3501 we merged the variable to another.
3503 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3505 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3508 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3509 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3511 2007-01-25 DJ Delorie <dj@redhat.com>
3513 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3514 allow changes to modes which don't fit in those registers.
3516 * reload1.c (choose_reload_regs): Check for invalid subregs before
3517 computing their locations, not after.
3519 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3522 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3523 save Altivec registers in an eh_return function.
3524 (compute_vrsave_mask): Likewise.
3525 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3526 for saving Altivec registers.
3527 (rs6000_emit_prologue): Don't allocate stack twice in
3528 eh_return function. Correct expected value of altivec_save_offset
3529 when using save_world. Describe save of R0 to stack when using
3530 save_world. Describe stack pointer adjustment when using
3531 save_world. Remove duplicated eh_return parameter register saving.
3532 Update sp_offset variable after save_world.
3533 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3535 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3536 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3539 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3541 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3543 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3546 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3547 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3549 2007-01-25 Richard Guenther <rguenther@suse.de>
3551 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3552 * common.opt (-Wcoverage-mismatch): New warning option.
3553 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3554 if -Wcoverage-mismatch is given.
3556 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3558 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3559 (ipcp_driver): Change to static definition.
3560 Add dumping of the ifunctions.
3561 (constant_val_insert): Remove unused parameter. Support for SSA.
3562 (ipcp_propagate_const): Support for SSA.
3563 (ipcp_profile_bb_print): Print only analyzed nodes.
3564 (ipcp_replace_map_create): Remove support for Fortran constant
3566 * ipa-prop.c (ipa_method_modify_stmt,
3567 ipa_callsite_compute_param): Support for SSA.
3568 * ipa-prop.h (ipcp_driver): Remove declaration.
3569 (IS_VALID_TREE_MAP_INDEX): Add define.
3571 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3573 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3575 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3579 constant argument to cabs and do it without checking for
3580 -funsafe-math-optimizations.
3582 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3584 * c-common.h (RID_FIRST_CXX0X): New.
3585 (RID_LAST_CXX0X): New.
3586 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3588 * c.opt (Wc++0x-compat): New.
3589 * doc/invoke.texi (-Wc++0x-compat): Document.
3591 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3593 * builtins.c (fold_builtin_carg): New.
3594 (fold_builtin_1): Use it.
3596 2007-01-24 Jan Hubicka <jh@suse.cz>
3598 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3600 * ipa-inline.c (initial_insns, max_insns): Delete.
3601 (compute_max_insns): New function.
3602 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3603 of insns as base for code growth.
3604 (cgraph_decide_inlining): Make initial_insns local; do not compute
3606 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3607 * doc/invoke.texi (inline-unit-growth): Update docs.
3609 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3611 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3612 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3613 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3614 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3615 for CPUs that have PTA_CX16 set.
3618 * gimplify.c (omp_check_private): New function.
3619 (gimplify_scan_omp_clauses): Use it for
3620 firstprivate/lastprivate/reduction.
3623 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3624 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3627 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3628 If lower_lastprivate_clauses emits some statements, append them
3629 to dlist rather than body_p and to body_p append an initializer.
3630 (lower_omp_for): Adjust caller.
3632 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3634 * target.h (globalize_decl_name): New.
3635 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3636 * output.h (default_globalize_decl_name): New.
3637 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3639 (globalize_decl): Ditto.
3640 (default_globalize_decl_name): New.
3641 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3642 (ia64_handle_version_id_attribute): New.
3643 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3644 (ia64_asm_output_external): Use globalize_decl_name instead
3646 * doc/extend.texi (version_id): New pragma.
3647 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3649 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3651 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3652 _uleb128_t and _Unwind_SWord with _sleb128_t.
3653 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3654 uw_frame_state_for, uw_update_context_1): Likewise.
3655 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3656 * unwind-pe.h (read_uleb128, read_sleb128,
3657 read_encoded_value_with_base): Likewise.
3658 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3660 2007-01-24 Richard Guenther <rguenther@suse.de>
3662 * builtins.c (expand_builtin_cexpi): Get the fndecl
3663 for cexp in the correct way.
3665 2007-01-24 Jan Hubicka <jh@suse.cz>
3667 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3669 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3671 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3672 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3673 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3674 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3675 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3676 __SIZEOF_PTRDIFF_T__.
3677 * doc/cpp.texi: Documentation for the new builtin macros added.
3679 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3681 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3682 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3683 instead of operands[2] to avoid access past the end of array.
3685 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3687 * reload1.c (emit_reload_insns): Pass the reload register
3688 for a non-spill output reload through forget_old_reloads_1.
3690 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3692 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3693 _SOFT_DOUBLE if doubles use software floating-point.
3694 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3695 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3696 * config/rs6000/darwin-ldouble.c: Also compile functions for
3697 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3698 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3699 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3700 commented-out long double override.
3701 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3702 * config/rs6000/eabispe.h: Likewise.
3703 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3704 long double for non-SPE.
3705 (rs6000_handle_option): Likewise.
3706 (invalid_e500_subreg): Disallow more subregs involding DImode,
3707 DFmode, TImode or TFmode.
3708 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3710 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3712 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3713 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3715 (rs6000_legitimate_address): Also check for TFmode for E500
3717 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3718 (spe_build_register_parallel): Handle TFmode and TCmode.
3719 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3721 (function_arg): Handle TFmode and TCmode for E500 double.
3722 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3724 (print_operand): Handle TFmode and TImode for %y.
3725 (rs6000_generate_compare): Handle TFmode comparisons for E500
3727 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3728 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3729 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3730 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3731 TFmode for E500 double.
3732 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3733 (floatsidf2): Enable for E500 double.
3734 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3735 (extenddftf2): Change to extenddftf2_fprs.
3736 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3737 depending on TARGET_E500_DOUBLE.
3738 (extendsftf2): Enable for E500 double.
3739 (trunctfdf2): Enable for E500 double.
3740 (trunctfsf2): Change to trunctfsf2_fprs.
3741 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3742 depending on TARGET_E500_DOUBLE.
3743 (floatsitf2): Enable for E500 double.
3744 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3745 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3746 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3747 (negtf2): Change to negtf2_internal.
3748 (negtf2): New expander.
3749 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3750 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3751 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3752 (movdi_internal32): Use rs6000_nonimmediate_operand.
3753 (unnamed splitter): Likewise.
3754 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3755 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3756 (SPE64TF, DITI): New mode macros.
3757 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3760 (frob_<mode>_di_2): New.
3761 (frob_tf_di_8_2): New.
3762 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3764 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3766 (frob_ti_<mode>_8_2): New.
3767 (frob_ti_tf_2): New.
3768 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3769 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3771 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3772 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3773 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3774 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3775 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3776 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3779 2007-01-23 Ian Lance Taylor <iant@google.com>
3781 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3783 (OBJS-archive): Reformat, alphabetize.
3784 (OBJS): Change out_object_file to OBJS-md.
3786 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3788 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3789 JUMP_P and CALL_P predicates where applicable.
3790 * config/i386/i386.c: Ditto.
3791 * config/i386/i386.md: Ditto.
3792 * config/i386/mmx.md: Ditto.
3793 * config/i386/predicates.md: Ditto.
3795 2007-01-22 Andreas Schwab <schwab@suse.de>
3797 * config/m68k/m68k.h: Fix comment.
3799 2007-01-22 Jan Hubicka <jh@suse.cz>
3801 * passes.c (init_optimization_passes): Do not rerun
3802 pass_early_warn_uninitialized.
3804 2007-01-22 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/30038
3807 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3809 (execute_cse_sincos_1): Likewise.
3810 (execute_cse_sincos): Likewise.
3811 (gate_cse_sincos): Likewise.
3812 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3813 the cexpi() canonicalization of sincos().
3814 * tree-pass.h (pass_cse_sincos): Declare.
3815 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3817 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3819 PR rtl-optimization/29329
3820 * combine.c (replaced_rhs_insn): Rename to i2mod.
3821 (replaced_rhs_value): Rename to i2mod_new_rhs.
3822 (i2mod_old_rhs): New global variable.
3823 (combine_instructions): Adjust for above change. Save a copy of
3824 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3825 note are substituted in the second instruction.
3826 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3827 ditch the note if it pertains to the second eliminated register
3828 and this register is mentioned in i2mod_old_rhs.
3831 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3833 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3834 the insn to which the note was originally attached.
3836 2007-01-21 Jan Hubicka <jh@suse.cz>
3838 * ipa-inline.c (inlining_mode): Comment, move up.
3839 (cgraph_decide_inlining_incrementally): Do not perform inlining
3840 itself; fix handling of flattening of self recursive functions.
3841 (cgraph_find_cycles): Remove.
3842 (cgraph_flatten_node): Remove.
3843 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3844 (try_inline): New function.
3845 (cgraph_early_inlining): Update call of
3846 cgraph_decide_inlining_incrementally. Apply inlining here.
3847 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3849 2007-01-21 Dirk Mueller <dmueller@suse.de>
3852 * tree-vrp.c (check_array_bounds): do not warn
3853 about ADDR_EXPR's of ARRAY_REF's which are immediately
3854 used in binary expressions.
3856 2007-01-21 Ira Rosen <irar@il.ibm.com>
3858 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3859 read_write_dep and macros for its access.
3860 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3861 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3862 argument, call vect_check_interleaving for every independent pair of
3863 data-refs. Mark loads that access the same memory location as a store
3865 (vect_check_dependences): Remove.
3866 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3867 call, fix the call to vect_analyze_data_ref_dependence.
3868 (vect_analyze_data_ref_access): For statements that access the same
3869 data-ref, check that they are not stores; for loads, check that there
3870 is no store that access the same location.
3872 2007-01-20 Roger Sayle <roger@eyesopen.com>
3873 Joseph Myers <joseph@codesourcery.com>
3875 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3876 (-fdump-rtl-stack): Likewise.
3877 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3878 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3879 (-mpt-fixed): Use @minus{} for minus sign.
3880 (Using Precompiled Headers): Fix under/overfull hbox.
3882 2007-01-20 Jan Hubicka <jh@suse.cz>
3884 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3885 place within annotation.
3887 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3889 * pa.c (output_move_double): Change array size of xoperands to 4.
3891 2007-01-20 Jan Hubicka <jh@suse.cz>
3893 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3896 2007-01-19 Ian Lance Taylor <iant@google.com>
3898 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3899 constant to unsigned HOST_WIDE_INT before negating.
3901 2007-01-19 Ian Lance Taylor <iant@google.com>
3903 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3905 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3906 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3907 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3908 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3909 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3910 (realloc_vdef, realloc_vuse): Change second parameter to
3912 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3914 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3915 unsigned. Change x and lim locals to unsigned.
3916 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3918 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3919 (copy_virtual_operands): Change i and n locals to unsigned.
3921 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3924 * builtins.c (fold_builtin_1): Handle builtin fdim.
3926 2007-01-20 Jan Hubicka <jh@suse.cz>
3928 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3929 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3930 init_alias_heapvars.
3931 (init_alias_heapvars): Initialize only when not already initialized.
3932 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3934 2007-01-19 Roger Sayle <roger@eyesopen.com>
3936 * common.opt (fsigned-zeros): New command line option.
3937 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3938 of flag_unsafe_math_optimizations.
3939 * opts.c (set_fast_math_flags): The -ffast-math command line option
3940 implies -fno-signed-zeros.
3941 (fast_math_flags_set_p): Likewise.
3943 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3944 the documentation of -ffast-math appropriately. Wrap long lines.
3946 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3948 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3949 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3951 2007-01-19 Tomas Bily <tbily@suse.cz>
3953 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3955 (tree_init_ic_make_global_vars): New function
3956 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3957 (tree_gen_ic_profiler): New function
3958 (tree_gen_ic_func_profiler): New function
3959 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3960 (tree_profile_hooks): Added hook for indirec/virtual calls
3961 * value-prof.c (tree_find_values_to_profile): New case for
3963 (tree_values_to_profile): Call for determining indirect/virtual
3965 (tree_indirect_call_to_profile): New function
3966 (tree_ic_transform): New function
3967 (tree_ic): New function
3968 (find_func_by_pid): New function
3969 (init_pid_map): New function
3970 (tree_value_profile_transformations): Added check for
3971 indirect/virtual call transformation
3972 * value-prof.h (enum hist_type): New counter type for
3973 indirect/virtual calls
3974 (profile_hooks): Added new hook for profiling indirect/virtual
3976 * profile.c (instrument_values): New case for indirect/virtual
3978 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3979 (GCOV_COUNTER_V_INDIR): New counter type
3980 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3981 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3983 * cgraph.c: Definition of cgraph_max_pid
3984 (cgraph_create_node): Default init of pid attribute
3985 * cgraph.h: Declaration of cgraph_max_pid
3986 (struct cgraph_node): Added pid attribute
3987 * libgcov.c (__gcov_indirect_call_profiler): New function
3988 (__gcov_one_value_profiler_body): New function
3989 (__gcov_one_value_profiler): Body was moved to
3990 __gcov_one_value_profiler_body and calls it
3992 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3994 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3995 * gengtype.c (write_types_data, write_func_for_structure,
3996 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3997 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3998 (walk_type, write_func_for_structure): Generate the mark_hook if
4001 2007-01-19 Jan Hubicka <jh@suse.cz>
4003 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4004 'early' argument take inlining mode argument specifying whether to
4005 inline for size/speeed or all functions; add support for flattening;
4007 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4009 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4012 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4013 the name of the declared identifier.
4015 2007-01-19 Dirk Mueller <dmueller@suse.de>
4017 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4018 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4019 duplicate evaluation.
4021 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4024 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4025 to XFMode, use acosxf2 and truncate result to requested mode.
4026 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4027 (asin<mode>2): Similarly, with asin expanders.
4028 (*fscalexf4_i387): Rename from *fscalexf4.
4029 (expNcorexf3): New expander.
4030 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4031 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4032 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4033 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4034 patterns for SSE math.
4035 (exp10<mode>2): Similarly, with exp10 expanders.
4036 (exp2<mode>2): Similarly, with exp2 expanders.
4037 (expm1<mode>2): Similarly, with expm1 expanders.
4038 (ldexp<mode>3): Similarly, with ldexp expanders.
4039 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4040 Use gen_truncxf<mode>2_i387_noop to truncate result.
4042 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4044 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4045 for ColdFire targets.
4047 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4048 Richard Sandiford <richard@codesourcery.com>
4050 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4051 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4052 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4053 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4054 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4055 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4057 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4059 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4060 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4061 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4062 (*adddi_dilshr32_cf): New pattern.
4063 (adddi3, subdi3): Remove first alternatives.
4065 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4067 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4068 implemented using move.l, do not use its cc result for floating-point
4071 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4073 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4074 from accepting 's' constraints if flag_pic.
4076 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4078 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4079 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4080 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4081 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4083 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4085 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4086 ColdFire alternatives.
4087 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4088 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4089 architectures that support ff1 instruction.
4091 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4092 Julian Brown <julian@codesourcery.com>
4094 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4095 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4096 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4101 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4103 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4104 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4105 HOST_WIDE_INT instead of an rtx.
4106 (m68k_rtx_costs): Update call accordingly.
4107 (output_move_const_into_data_reg): Likewise. Fix formatting.
4108 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4110 (output_move_simode_const): Update calls after above changes.
4111 Rework to use automatic variables and predicates like MEM_P.
4112 * config/m68k/m68k.md (pushexthisi_const): Update call to
4115 2007-01-19 Dirk Mueller <dmueller@suse.de>
4117 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4120 2007-01-19 Richard Guenther <rguenther@suse.de>
4122 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4123 via cexp in case sincos is not available.
4125 2007-01-19 Richard Guenther <rguenther@suse.de>
4127 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4128 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4129 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4130 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4131 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4132 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4133 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4134 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4136 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4138 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4140 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4141 (atan2xf3): Directly generate RTL pattern.
4142 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4143 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4144 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4145 disable patterns for SSE math.
4146 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4147 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4148 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4149 disable patterns for SSE math.
4151 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4153 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4155 2007-01-18 Roger Sayle <roger@eyesopen.com>
4157 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4158 VIEW_CONVERT_EXPR to the same type as it's operand.
4160 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4162 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4163 configured for long double 128.
4165 2007-01-18 Mike Stump <mrs@apple.com>
4167 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4170 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4172 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4175 2007-01-18 Jan Hubicka <jh@suse.cz>
4177 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4178 greater than NUM_VOP_FREE_BUCKETS.
4180 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4182 * tree-ssa-structalias.c: Update comments.
4183 (ptabitmap_obstack): Removed.
4185 (oldpta_obstack): Ditto.
4186 (stats): Add a few members.
4187 (struct variable_info): Remove node, complex, address_taken, and
4188 indirect_target members. Add oldsolution member.
4189 (new_var_info): Do not initialize removed members.
4190 (constraint_expr_type): Remove INCLUDES.
4191 (constraint_graph): Add size, implicit_preds, rep,
4192 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4193 (FIRST_REF_NODE): New macro.
4194 (LAST_REF_NODE): Ditto.
4195 (FIRST_ADDR_NODE): Ditto.
4196 (find): New function.
4198 (dump_constraint): Do not handle INCLUDES.
4199 (insert_into_complex): Do not insert duplicate constraints.
4200 (condense_varmap_nodes): Renamed and rewritten into ...
4201 (merge_node_constraints): This. Also fix bug in handling of
4202 offseted copy constraints.
4203 (clear_edges_for_node): No longer need to deal with preds at all,
4204 or removing associated preds/succs.
4205 (merge_graph_nodes): Deal with indirect_cycles.
4206 Don't deal with predecessors.
4207 (add_implicit_graph_edge): New function.
4208 (add_pred_graph_edge): Ditto.
4209 (add_graph_edge): Don't deal with predecessors.
4210 (build_constraint_graph): Removed.
4211 (build_pred_graph): New function.
4212 (build_succ_graph): Ditto.
4213 (struct scc_info): Removed in_component. Added roots, dfs, and
4214 node_mapping. Remove visited_index, unification_queue.
4215 (scc_visit): Deal with union-find we do now.
4216 Deal with cycles with REF nodes.
4217 (collapse_nodes): Renamed and rewritten to ...
4218 (unify_nodes): This.
4219 (process_unification_queue): Removed.
4220 (topo_visit): Cleanup
4221 (do_da_constraint): Use find.
4222 (do_sd_constraint): Ditto.
4223 (do_ds_constraint): Ditto.
4224 (do_complex_constraint): Ditto.
4225 (init_scc_info): Update for removed and added members.
4226 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4227 (find_indirect_cycles): This.
4228 (equivalence_class): New variable.
4229 (label_visit): New function.
4230 (perform_variable_substitution): Rewritten.
4231 (free_var_substitution_info): New function.
4232 (find_equivalent_node): Ditto.
4233 (move_complex_constraints): Ditto.
4234 (eliminate_indirect_cycles): Ditto.
4235 (solve_graph): Only propagate changed bits.
4236 Use indirect cycle elimination.
4238 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4239 (tree_id_eq): Renamed to ...
4240 (tree_vi_eq): This. Update for member change
4241 (insert_id_for_tree): Renamed and rewritten to ...
4242 (insert_vi_for_tree): This.
4243 (lookup_id_for_tree): Renamed and rewritten to ...
4244 (lookup_vi_for_tree): This.
4245 (get_id_for_tree): Renamed and rewritten to ...
4246 (get_vi_for_tree): Ditto.
4247 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4248 (process_constraint): Don't handle INCLUDES.
4249 Remove special ADDRESSOF case.
4250 (find_func_aliases): Rewrite to use vi functions instead of id
4252 (create_function_info_for): Ditto.
4253 (create_variable_info_for): Ditto.
4254 (intra_create_variable_infos): Ditto.
4255 (merge_smts_into): Ditto.
4256 (find_what_p_points_to): Ditto.
4257 (init_base_vars): Ditto.
4258 (init_alias_vars): Ditto.
4259 (remove_preds_and_fake_succs): New function.
4260 (dump_sa_points_to_info): Dump new stats.
4261 (dump_solution_for_var): Use find.
4262 (set_used_smts): Fix formatting.
4263 (compute_points_to_sets): Updated for new functions.
4264 (ipa_pta_execute): Ditto.
4266 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4267 Richard Sandiford <richard@codesourcery.com>
4269 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4271 * calls.c (expand_call): If the return value is a PARALLEL,
4272 extract its first member.
4273 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4274 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4275 use FUNCTION_EXTRA_EPILOGUE.
4276 (m68k_function_value): Return a PARALLEL if the return value
4277 is of a pointer type.
4278 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4279 (FUNCTION_EXTRA_EPILOGUE): Remove.
4280 * config/m68k/m68k.md (D0_REG): New constant.
4282 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4284 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4285 output a NOP for empty epilogues.
4287 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4289 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4290 before function. Extend register save check to include all
4291 registers, not just integer ones.
4293 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4295 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4296 (m68k_use_return_insn): ...this.
4297 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4298 * config/m68k/m68k.c (use_return_insn): Rename to...
4299 (m68k_use_return_insn): ...this.
4300 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4303 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4305 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4306 nearest even, fix denormal rounding overflow.
4308 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4310 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4311 f%$smove and f%$move.
4312 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4313 (extendsfdf2_cf): Use fdmove instead of f%&move.
4314 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4315 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4317 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4319 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4324 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4325 (coldfire_single_format): Declare.
4326 (coldfire_double_format): Likewise.
4327 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4328 of qnan_msb_set to determine the lower bits of a canonical
4330 (encode_ieee_double): Likewise.
4331 (encode_ieee_quad): Likewise.
4332 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4333 (mips_single_format): Likewise.
4334 (ieee_double_format): Likewise.
4335 (mips_double_format): Likewise.
4336 (ieee_extended_motorola_format): Likewise.
4337 (ieee_extended_intel_96_format): Likewise.
4338 (ieee_extended_intel_128_format): Likewise.
4339 (ieee_extended_intel_96_round_53_format): Likewise.
4340 (ibm_extended_format): Likewise.
4341 (mips_extended_format): Likewise.
4342 (ieee_quad_format): Likewise.
4343 (mips_quad_format): Likewise.
4344 (vax_f_format): Likewise.
4345 (vax_d_format): Likewise.
4346 (vax_g_format): Likewise.
4347 (i370_single_format): Likewise.
4348 (i370_double_format): Likewise.
4349 (decimal_single_format): Likewise.
4350 (decimal_double_format): Likewise.
4351 (decimal_quad_format): Likewise.
4352 (c4x_single_format): Likewise.
4353 (c4x_extended_format): Likewise.
4354 (real_internal_format): Likewise.
4355 (coldfire_single_format): New real_format.
4356 (coldfire_double_format): Likewise.
4357 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4358 canonical_nan_lsbs_set.
4359 (pdp11_d_format): Likewise.
4360 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4361 if TARGET_COLDFIRE_CPU.
4363 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4365 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4366 (output_call, m68k_legitimize_call_address): Declare.
4367 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4368 parenthesees. Add support for a 'W' constraint.
4369 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4370 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4371 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4372 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4374 (override_options): Initialize them. Do not set flag_no_function_cse
4375 for TARGET_ID_SHARED_LIBRARY.
4376 (m68k_output_pic_call): Delete.
4377 (m68k_legitimize_call_address): New function.
4378 (print_operand): Remove the %o prefix. Handle the %p prefix.
4379 (output_call): New function.
4380 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4381 target address from the GOT if symbolic jumps are not allowed.
4382 * config/m68k/m68k.md (call, general_operand): Do not set
4383 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4384 Merge separate flag_pic and !flag_pic define_insns into...
4385 (*call, *call_value): ...these new patterns. Match the address
4386 rather than the containing MEM and require it to be a call_operand.
4387 Use output_call to generate the asm template.
4388 * config/m68k/predicates.md (const_call_operand): New predicate.
4389 (call_operand): Likewise.
4391 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4393 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4394 (STACK_GROWS_DOWNWARD): Define to 1.
4395 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4396 comments, emphasizing that these values are only defaults.
4397 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4398 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4400 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4402 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4404 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4405 Richard Sandiford <richard@codesourcery.com>
4407 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4408 (FP_REGNO_P): New macros.
4409 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4410 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4411 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4412 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4414 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4416 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4417 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4419 * config/m68k/t-floatlib: New file, extracting common code from...
4420 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4421 * config/m68k/t-uclinux: Here.
4422 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4423 routines on ColdFire targets.
4425 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4427 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4428 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4429 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4430 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4431 explicitly set MOTOROLA to 1.
4432 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4434 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4435 Nathan Sidwell <nathan@codesourcery.com>
4437 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4438 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4439 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4440 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4441 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4442 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4443 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4444 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4445 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4446 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4447 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4448 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4449 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4450 (DBX_REGISTER_NUMBER): Delete.
4451 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4452 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4453 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4455 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4457 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4458 * config/flat.h: New file.
4459 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4461 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4462 indirect references for -msep-data or -mid-shared-library.
4463 Do not use PC-relative code addresses either.
4464 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4466 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4467 for shared libraries and crt1.o for executables. Use crti.o and
4469 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4470 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4471 Do not add -elf2flt or -shared-lib-id options here.
4472 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4473 Pass -shared-lib-id if -mid-shared-library, taking the library
4474 identifier from -mshared-library-id if given, otherwise
4476 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4477 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4478 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4479 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4480 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4481 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4483 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4484 jump sequence for ISA A and ISA A+.
4485 (PICJUMP): Likewise.
4487 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4489 * config.gcc (m68k-*-uclinux*): Base the port on the common
4490 and m68k GNU/Linux files rather than on the generic ELF ones.
4491 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4492 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4494 2007-01-18 Julian Brown <julian@codesourcery.com>
4495 Richard Sandiford <richard@codesourcery.com>
4497 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4498 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4499 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4501 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4503 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4505 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4507 * doc/install.texi: Document m68k-uclinuxoldabi.
4508 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4509 * config/m68k/uclinux-oldabi.h: New file, copied from
4510 config/m68k/uclinux.h.
4512 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4514 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4515 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4516 (m32r_compute_frame_size): Use unsigned for regno.
4517 (m32r_reload_lr): Use gen_frame_mem.
4519 (m32r_output_function_epilogue): Don't output the function epilogue
4521 (m32r_expand_epilogue): New.
4522 (direct_return): Return false if the function has the interrupt
4524 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4525 * config/m32r/m32r.md (epilogue): New expander.
4526 (return_lr, return_rte): New insns.
4527 (return): Make it expander.
4528 (return_normal): New expander.
4530 2007-01-18 Josh Conner <jconner@apple.com>
4533 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4534 support for UNLE, UNLT, UNGE, and UNGT.
4536 2007-01-18 Jan Hubicka <jh@suse.cz>
4538 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4539 * tree-tailcall (add_virtual_phis): Likewise.
4540 (optimize_tail_call): Return TODOs.
4541 (execute_tail_calls): Return TODOs.
4542 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4543 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4545 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4546 Cleanup cfg using TODO.
4547 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4548 * passes.c (execute_function_todo): When cleanup did something, remove
4550 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4551 (make_edges): Don't cleanup_cfg.
4553 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4555 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4556 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4557 operate on the top of stack.
4558 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4559 register handling of instructions that output to the second
4561 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4562 (move_for_stack_reg): Special-case check for dead destination
4563 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4565 * config/i386/i386.md (UNSPEC_TAN): New constant.
4566 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4567 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4568 to correctly model move of constant 1.0 to top stack slot.
4569 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4570 (unnamed peephole2 pattern): Remove corresponding peephole2
4571 pattern that optimizes tan insn and loading of constant 1.0.
4572 (tanxf2): Use fptanxf4_i387.
4573 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4574 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4575 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4576 disable patterns for SSE math.
4577 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4578 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4580 2007-01-18 Dirk Mueller <dmueller@suse.de>
4581 Richard Guenther <rguenther@suse.de>
4584 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4585 * common.opt (Warray-bounds): Add new warning option.
4586 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4588 * Makefile.in: make tree-vrp.o depend on toplev.h
4589 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4591 (check_array_refs, check_array_bounds, check_array_ref): New.
4593 2007-01-18 Jan Hubicka <jh@suse.cz>
4595 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4596 (execute_ssa_ccp): Return flags conditionally.
4597 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4599 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4601 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4603 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4604 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4606 * Makefile.c (GTFILES): Add cfglayout.h.
4607 * gengtype.c (open_base_files): Likewise.
4608 * cfglayout.c (cfg_layout_function_footer,
4609 cfg_layout_function_header) Reindent to make gengtype happy.
4610 * cfglayout.h (cfg_layout_function_footer,
4611 cfg_layout_function_header): Add GTY(()) marker.
4613 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4615 2007-01-18 Ben Elliston <bje@au.ibm.com>
4617 * genautomata.c (write_automata): Include xstrerror output in the
4618 error message if writing the DFA description file fails.
4620 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4622 * config/mips/mips-protos.h (mips_output_external): Make it
4624 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4625 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4626 (extern_list): Likewise.
4627 (extern_head): Likewise.
4628 (TARGET_ASM_FILE_END): Likewise.
4629 (mips_file_end): Likewise.
4630 (mips_output_external): Rewritten.
4632 2007-01-18 Ben Elliston <bje@au.ibm.com>
4634 * genpreds.c (write_insn_preds_c): Only write out the function
4635 body for regclass_for_constraint if we have register constraints.
4637 2007-01-17 Tom Tromey <tromey@redhat.com>
4639 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4640 * doc/install.texi (Testing): Use sourceware.org.
4641 (Binaries): Likewise.
4642 (Specific): Likewise.
4643 * doc/contrib.texi (Contributors): Use sourceware.org.
4645 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4647 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4648 (AVR_ENHANCED): Rename to ...
4649 (AVR_HAVE_MUL): ... new.
4650 (avr_enhanced_p): Rename to ...
4651 (avr_have_mul_p): ... new.
4652 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4653 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4654 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4655 (avr_have_mul_p): ... new.
4656 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4657 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4658 'avr_enhanced_p' and 'enhanced'.
4659 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4660 AVR_HAVE_MUL instead of AVR_ENHANCED.
4661 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4662 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4663 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4664 instead of AVR_ENHANCED.
4665 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4666 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4667 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4669 2007-01-17 Ian Lance Taylor <iant@google.com>
4671 * vec.h (VEC_reserve_exact): Define.
4672 (vec_gc_p_reserve_exact): Declare.
4673 (vec_gc_o_reserve_exact): Declare.
4674 (vec_heap_p_reserve_exact): Declare.
4675 (vec_heap_o_reserve_exact): Declare.
4676 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4678 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4680 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4681 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4682 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4683 * vec.c (calculate_allocation): Add exact parameter. Change all
4685 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4686 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4687 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4688 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4689 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4690 (vec_heap_p_reserve_exact): New function.
4691 (vec_heap_o_reserve_exact): New function.
4693 2007-01-17 Jan Hubicka <jh@suse.cz>
4695 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4697 2007-01-17 Eric Christopher <echristo@apple.com>
4699 * config.gcc: Support core2 processor.
4701 2007-01-16 Jan Hubicka <jh@suse.cz>
4703 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4704 the names, just unlink the chain so we don't crash on dangling pointers
4707 2007-01-16 Jan Hubicka <jh@suse.cz>
4709 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4710 * tree-pass.h: Reorder to make IPA passes appear toegher.
4711 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4712 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4713 parameters, do not call early inliner.
4714 * ipa-inline.c: Update comments. Include tree-flow.h
4715 (cgraph_decide_inlining): Do not compute inlining parameters.
4716 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4717 be called with function context set up.
4718 (pass_ipa_inline): Remove unreachable functions before pass.
4719 (cgraph_early_inlining): Simplify assuming to be called from the
4721 (pass_early_inline): New pass.
4722 (cgraph_gate_ipa_early_inlining): New gate.
4723 (pass_ipa_early_inline): Turn into simple wrapper.
4724 (compute_inline_parameters): New function.
4725 (gate_inline_passes): New gate.
4726 (pass_inline_parameters): New pass.
4727 (apply_inline): Move here from tree-optimize.c
4728 (pass_apply_inline): New pass.
4729 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4731 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4733 (tree_function_versioning): Do not allocate dummy struct function.
4734 * tree-inline.h (optimize_inline_calls): Update prototype.
4735 * tree-optimize.c (execute_fixup_cfg): Export.
4736 (pass_fixup_cfg): Remove
4737 (tree_rest_of_compilation): Do not apply inlines.
4738 * tree-flow.h (execute_fixup_cfg): Declare.
4739 * Makefile.in (gt-passes.c): New.
4740 * passes.c: Include gt-passes.h
4741 (init_optimization_passes): New passes.
4742 (nnodes, order): New static vars.
4743 (do_per_function_toporder): New function.
4744 (execute_one_pass): Dump current pass here.
4745 (execute_ipa_pass_list): Don't dump current pass here.
4747 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4749 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4750 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4752 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4754 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4755 (strong_alias): Define.
4756 (__gcc_qmul): Provide non-FMA for soft-float.
4762 (__gcc_qunord): New.
4772 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4773 soft-float functions.
4774 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4775 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4776 about long double soft float.
4778 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4779 Tehila Meyzels <tehila@il.ibm.com>
4781 * tree-vectorizer.h (is_pattern_stmt_p): New.
4782 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4783 formatting (tabs instead of spaces). Cleanup and clarify setting
4784 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4785 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4786 (vectorizable_type_demotion): Check that types are integral.
4787 (vectorizable_type_promotion): Likewise.
4788 (vectorizable_store): Fix typo. Eliminate new-line at end of
4791 2007-01-16 Jan Hubicka <jh@suse.cz>
4793 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4796 2007-01-15 Eric Christopher <echristo@apple.com>
4798 * ifcvt.c: Include vec.h, vecprim.h.
4799 (check_cond_move_block): New argument regs.
4800 Reorganize. Add registers used to regs.
4801 (cond_move_process_if_block): Use regs set above as
4804 2007-01-15 Eric Christopher <echristo@apple.com>
4806 * config/darwin.h: Update copyright.
4807 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4808 (LINK_COMMAND_SPEC): Add -u.
4809 (LINK_SPEC): Fix umbrella for above.
4811 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4813 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4816 2007-01-15 Tom Tromey <tromey@redhat.com>
4818 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4819 * doc/install.texi (Testing): Don't mention jacks.
4820 (Configuration): Document --enable-java-maintainer-mode. Move
4821 --with-java-home to libgcj-specific section. Document
4823 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4825 2007-01-15 Jan Hubicka <jh@suse.cz>
4827 * tree-ssa-dce.c (DCE_TODOs): New.
4828 (propagate_necessity): Return if something changed.
4829 (eliminate_unnecessary_stmts): Likewise.
4830 (perform_tree_ssa_dce): Return TODO flags when needed.
4831 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4833 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4835 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4836 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4837 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4838 patterns using X87MODEF12 mode macro. Extend operand 1
4839 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4840 (log10<mode>2): Ditto.
4841 (log2<mode>2): Ditto.
4842 (log1p<mode>2): Ditto.
4843 (logb<mode>2): Ditto.
4844 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4845 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4846 (*fxtractxf3_i387): Rename from *fxtractxf3.
4847 (fxtract_extend<mode>xf3_i387): New insn pattern.
4848 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4849 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4850 and gen_fyl2xxf3_i387().
4852 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4854 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4855 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4856 get_loop_exit_edges. Changed return type to bool.
4857 * cfgloop.h (fix_loop_placement): Declaration removed.
4859 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4861 * param.h (MIN_VECT_LOOP_BOUND): New.
4862 * params.def (MIN_VECT_LOOP_BOUND): New.
4863 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4864 argument - minimum threshold for number of iterations.
4865 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4866 argument to declaration.
4867 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4868 MIN_VECT_LOOP_BOUND.
4869 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4870 slpeel_tree_peel_loop_to_edge with additional argument.
4871 (vect_do_peeling_for_alignment): Likewise.
4872 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4874 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4877 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4880 2007-01-14 Jan Hubicka <jh@suse.cz>
4882 * tree-dfa.c (remove_referenced_var): New function.
4883 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4884 prune referenced vars list too.
4885 * tree-flow.h (remove_referenced_var): Declare.
4887 2007-01-14 Jan Hubicka <jh@suse.cz>
4889 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4891 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4892 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4893 * except.h (verify_eh_throw_table_statements): Kill prototype.
4894 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4895 into call exrepssions.
4896 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4898 * tree-cfg.c: Include pointer-set.h.
4899 (verify_node_sharing): Work on pointer set.
4900 (verify_eh_throw_stmt_node): New.
4901 (verify_stmts): Use pointers sets, verify throw_stmt.
4903 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4905 * ipa-reference.c (analyze_function): Consider also addresses taken
4908 2007-01-12 Roger Sayle <roger@eyesopen.com>
4910 * c-typeck.c (null_pointer_constant_p): Replace use of
4911 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4912 (build_c_cast): Likewise.
4914 2007-01-12 Roger Sayle <roger@eyesopen.com>
4916 * tree.h (force_fit_type_double): Remove unused final argument.
4917 * c-common.c (constant_expression_warning): Replace use of
4918 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4919 (convert_and_check): Likewise.
4920 (shorten_compare): Update call to force_fit_type_double.
4921 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4922 * convert.c (convert_to_pointer): Update call to
4923 force_fit_type_double.
4924 * fold-const.c (force_fit_type_double): Remove overflowed_const
4926 (int_const_binop, fold_convert_const_int_from_int,
4927 fold_convert_const_int_from_real, fold_div_compare,
4928 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4929 fold_abs_const, fold_not_const): Remove the final argument from
4930 calls to force_fit_type_double.
4932 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4934 * configure.ac: Set insn to "nop" for spu-*-* also.
4935 * configure: Regenerate.
4937 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4939 * builtins.def : Add BUILT_IN_FREE.
4941 2007-01-12 Jan Hubicka <jh@suse.cz>
4943 PR tree-optimization/30443
4944 * tree-inline.c (tree_function_versioning): Do not optimize when
4945 cloning for inlining.
4947 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4949 * doc/loop.texi: Document recording of loop exits.
4950 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4951 (update_single_exits_after_duplication,
4952 update_single_exit_for_duplicated_loop,
4953 update_single_exit_for_duplicated_loops): Removed.
4954 (duplicate_loop_to_header_edge): Do not call
4955 update_single_exits_after_duplication and
4956 update_single_exit_for_duplicated_loops.
4957 (loop_version): Do not update single_exit information.
4958 (fix_loop_structure): Use record_loop_exits instead of
4959 mark_single_exit_loops.
4960 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4961 the lists of loop exits.
4962 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4963 split_edge, merge_blocks): Update the lists of loop exits.
4964 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4965 loop_optimizer_init.
4966 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4967 of mark_single_exit_loops.
4968 (loop_optimizer_finalize): Call release_recorded_exits.
4969 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4970 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4971 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4972 update single exit information.
4973 * lambda-code.c (perfect_nestify): Ditto.
4974 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4975 (mark_single_exit_loops): Removed.
4976 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4977 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4978 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4980 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4981 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4982 (verify_loop_structure): Verify consistency of the exit lists.
4983 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4984 (set_single_exit): Removed.
4985 * cfgloop.h (struct loop_exit): New function.
4986 (struct loop): single_exit_ field replaced by exits field.
4987 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4988 (struct loops): Added exits hash.
4989 (mark_single_exit_loops, set_single_exit): Declaration removed.
4990 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4992 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4994 * doc/invoke.texi: Avoid use of @headitem.
4996 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4998 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5000 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5002 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5005 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5006 Richard Sandiford <richard@codesourcery.com>
5008 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5009 * config/m68k/m68k.opt: Resort options.
5010 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5012 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5013 Richard Sandiford <richard@codesourcery.com>
5015 * doc/invoke.texi: Document the macros that are defined by
5016 m68k's -mtune and -mhard-float options.
5017 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5018 (m68k_cpp_cpu_family): Likewise.
5019 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5020 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5021 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5022 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5023 (m68k_cpp_cpu_family): Likewise.
5025 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5027 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5028 macros besides mc68000 as tuning macros. Use a switch statement
5029 to set them and mcpu32.
5031 2007-01-12 Julian Brown <julian@codesourcery.com>
5033 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5034 (TARGET_68040_ONLY): Rename to...
5035 (TARGET_68040): ...this.
5036 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5037 * config/m68k/m68k.md: Likewise.
5039 2007-01-12 Julian Brown <julian@codesourcery.com>
5040 Nathan Sidwell <nathan@codesourcery.com>
5041 Richard Sandiford <richard@codesourcery.com>
5043 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5044 the -mcpu= argument associated with the --with-cpu setting.
5045 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5046 if different from the one implied by the -mcpu setting.
5047 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5048 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5049 * doc/invoke.texi: Mention ColdFire in the introduction to the
5050 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5051 -mno-div and -mhard-float options. Make -m68881 a synonym for
5052 -mhard-float. Document the previously-undocumented -m5206e,
5053 -m528x, -m5307 and -m5407 options. Tweak the existing option
5054 documentation for consistency.
5055 * doc/install.texi: Mention new --with-cpu arguments.
5056 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5057 default CPU if neither -mcpu nor -march are specified.
5058 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5059 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5060 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5061 using m68k_tune to decide between families that implement the
5062 same ISA. Use m68k_tune to set __mcfv4e__.
5063 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5064 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5065 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5066 (FL_ISA_C, FL_ISA_MMU): New macros.
5067 (MASK_COLDFIRE): Delete.
5068 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5069 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5070 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5071 (TARGET_HARD_FLOAT): Do not define here.
5072 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5073 (TUNE_68000): New macro.
5074 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5075 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5076 (TUNE_CFV2): Redefine in terms of m68k_tune.
5077 (uarch_type, target_device, fpu_type): New enums.
5078 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5079 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5080 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5081 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5082 (FL_FOR_isa_c): New macros.
5083 (m68k_isa): New enum.
5084 (m68k_target_selection): New structure.
5085 (all_devices, all_isas, all_microarchs): New tables.
5086 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5087 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5088 (MASK_ALL_CPU_BITS): Delete.
5089 (m68k_find_selection): New function.
5090 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5091 Map the legacy target options to a combination of the new ones.
5092 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5093 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5094 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5096 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5097 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5099 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5100 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5101 * config/m68k/m68k-devices.def: New file.
5103 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5104 Nathan Sidwell <nathan@codesourcery.com>
5106 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5107 (SUBTARGET_EXTRA_SPECS): New macros.
5108 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5109 use %(asm_cpu_spec) instead.
5110 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5111 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5112 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5113 (EXTRA_SPECS): Rename to...
5114 (SUBTARGET_EXTRA_SPECS): ...this.
5116 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5117 Richard Sandiford <richard@codesourcery.com>
5118 Julian Brown <julian@codesourcery.com>
5120 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5121 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5122 to the configuration's default CPU.
5123 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5124 Remove default masks.
5125 (m680[012]0-*-*): Set the default with_cpu to the first part of
5127 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5128 (m68k*-*-linux): Extend the --with-cpu handling to...
5129 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5130 and m68010. Don't set target_cpu_default2.
5131 * doc/install.texi: Document --with-cpu for m68k.
5132 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5133 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5134 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5135 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5136 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5137 (ASM_SPEC): Remove use of %(asm_cpu_default).
5138 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5139 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5140 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5141 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5142 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5143 (TARGET_DEFAULT): Delete.
5144 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5145 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5146 (CPP_CPU_SPEC): Delete.
5147 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5148 the appropriate string.
5149 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5150 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5151 (ASM_SPEC): Don't use %(asm_default_spec).
5152 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5153 TARGET_DEFAULT and add MASK_68881.
5154 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5156 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5158 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5159 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5160 MASK_68010 alongside MASK_68020.
5161 * doc/invoke.texi: Document -m68010.
5162 * config/m68k/m68k.opt (m68010): New.
5163 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5165 (TUNE_68010): New macro.
5166 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5167 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5168 (M68K_CPU_m68332): Add MASK_68010.
5169 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5170 fallback definition.
5171 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5173 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5174 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5175 to all entries that use MASK_68020.
5176 (output_move_simode_const, output_move_himode, output_move_qimode)
5177 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5178 instead of TARGET_68020 to select clr behavior. Remove comment
5179 about there being no TARGET_68010.
5180 * config/m68k/m68k.md: Likewise throughout.
5182 2007-01-12 Julian Brown <julian@codesourcery.com>
5184 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5185 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5186 * config/m68k/m68k.md: Likewise.
5188 2007-01-12 Julian Brown <julian@codesourcery.com>
5190 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5191 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5193 2007-01-12 Julian Brown <julian@codesourcery.com>
5195 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5196 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5197 * config/m68k/m68k.md: Likewise.
5199 2007-01-12 Julian Brown <julian@codesourcery.com>
5200 Richard Sandiford <richard@codesourcery.com>
5202 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5203 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5204 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5206 (TARGET_CPU32): Rename to...
5207 (TUNE_CPU32): ...this.
5208 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5209 (TUNE_CFV2): New macros.
5210 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5211 remove conditions that are implied by TARGET_68020.
5212 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5213 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5214 (m68k_output_function_epilogue): Likewise.
5215 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5216 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5217 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5218 non-68000 timings. Refactor multiplication and division costs.
5219 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5220 TUNE_CPU32 instead of TARGET_CPU32.
5221 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5222 and TUNE_68060 instead of TARGET_68060.
5223 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5224 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5226 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5227 && !TARGET_COLDFIRE" to choose between moveq and clr.
5228 Likewise in the unnamed movsf pattern.
5229 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5230 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5233 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5235 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5236 of tabbing before backslashes.
5238 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5240 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5241 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5242 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5244 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5246 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5247 find_interesting_uses_cond.
5248 (find_interesting_uses_cond): Use extract_cond_operands.
5249 (rewrite_use_compare): Use extract_cond_operands and
5250 force_gimple_operand_bsi. Do not call update_stmt.
5251 (determine_use_iv_cost_condition): Use extract_cond_operands.
5252 Return cheaper of using original bound and changing the exit bound.
5254 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5256 PR tree-optimization/29516
5257 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5258 most_expensive_mult_to_index, addr_to_parts,
5259 create_mem_ref, maybe_fold_tmr): Make the type of
5260 fields of TARGET_MEM_REF sizetype.
5261 (move_fixed_address_to_symbol, move_pointer_to_base):
5263 * tree.def (TARGET_MEM_REF): Add comment on types of
5266 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5268 * c-common.c (vector_types_convertible_p): Treat opaque types as
5269 always convertible if they have the same size, but not otherwise.
5271 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5273 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5274 Remove the b_unconditional field.
5275 (noce_try_sign_mask): Do not look at b_unconditional.
5276 (noce_process_if_block): Do not use merge_if_blocks. Update
5277 the CFG here. Do not set b_unconditional.
5278 (cond_move_process_if_block): Likewise.
5279 (find_cond_trap): Likewise.
5280 (check_cond_move_block): Require simple jump insns at the end
5283 2007-01-11 Jan Hubicka <jh@suse.cz>
5285 PR tree-optimization/1046
5286 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5287 when alias info is not ready.
5288 (pass_tail_recursion): Do not require aliasing.
5289 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5290 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5291 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5292 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5293 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5294 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5295 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5297 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5298 When aliasing is not build, mark statement as volatile.
5300 2007-01-11 Tom Tromey <tromey@redhat.com>
5302 PR preprocessor/15185, PR preprocessor/20989:
5303 * doc/cppopts.texi <-MT>: Update description of algorithm for
5304 computing default target.
5305 <-M, -MD>: Reword "basename" text.
5307 2007-01-11 Roger Sayle <roger@eyesopen.com>
5309 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5310 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5311 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5312 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5313 fold_builtin_bswap, real_constp, fold_builtin_pow,
5314 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5315 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5316 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5317 * convert.c (convert_to_pointer): Likewise.
5318 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5319 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5320 const_binop, fold_convert_const_int_from_int,
5321 fold_convert_const_int_from_real,
5322 fold_convert_const_real_from_real, sign_bit_p,
5323 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5324 fold_sign_changed_comparison, fold_unary, fold_comparison,
5325 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5326 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5327 * print-tree.c (print_node_brief, print_node): Likewise.
5328 * stor-layout.c (place_field, layout_type): Likewise.
5329 * tree-chrec.c (keep_cast): Likewise.
5330 * tree.c (build_vector, build_real, build_real_from_int_cst,
5331 build_complex): Likewise.
5333 2007-01-11 Roger Sayle <roger@eyesopen.com>
5335 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5336 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5338 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5340 * configure.ac (strict1_warn): Rename to strict_warn.
5341 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5342 cc_set_by_configure, quoted_cc_set_by_configure,
5343 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5344 all_boot_languages, all_stagestuff): Remove.
5345 (target_list): Remove bootstrap targets.
5346 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5347 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5348 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5349 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5350 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5351 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5352 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5353 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5354 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5355 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5356 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5357 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5358 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5359 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5360 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5361 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5362 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5363 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5364 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5365 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5366 (mostlyclean): Adjust.
5367 (clean, distclean): Don't mention bootstrap stuff.
5368 * configure: Regenerate.
5369 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5370 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5371 treelang/config-lang.in (stagestuff): Remove.
5372 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5373 stageprofile, stagefeedback, stagestuff): Remove mention.
5375 2007-01-11 Nick Clifton <nickc@redhat.com>
5377 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5379 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5380 (mcore_arith_K_S_operand): Run the test for the S constraint not
5381 the test for the M constraint.
5382 (mcore_addsub_operand): Do not accept integer values that are
5383 larger than 32 bits.
5384 * config/mcore/mcore.md: Remove unused constraints from split.
5385 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5387 (allocate_stack): Likewise.
5388 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5389 operands to 32 bits.
5390 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5392 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5393 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5394 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5395 mcore_output_bclri, mcore_output_andn, output_inline_const,
5396 mcore_output_move, mcore_output_movedouble): Likewise.
5397 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5398 (output_inline_const): Likewise.
5399 (output_inline_const): Fix format strings used in sprintf
5401 * config/mcore/mcore-protos.h: Update prototypes for changed
5402 functions in mcore.c.
5403 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5404 HOST_WIDE_INT and not int.
5405 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5406 CONST_OK_FOR_N): Likewise.
5407 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5408 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5411 2007-01-10 Jan Hubicka <jh@suse.cz>
5413 * tree-vrp.c (remove_range_assertions): Release defs.
5414 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5415 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5417 2007-01-10 Paul Brook <paul@codesourcery.com>
5419 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5420 * config/arm/arm.md (mulsi3subsi): New insn.
5422 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5424 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5425 (tree_transform_and_unroll_loop): New.
5426 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5429 2007-01-10 Robert Kennedy <jimbob@google.com>
5431 * fold-const.c (fold_comparison): Fold comparisons like (x *
5432 1000 < 0) to (x < 0).
5434 2007-01-10 Ian Lance Taylor <iant@google.com>
5436 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5437 operands have the same priority.
5439 2007-01-10 Tom Tromey <tromey@redhat.com>
5441 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5442 (fold_binary): Likewise.
5443 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5444 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5445 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5446 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5447 * langhooks.h (struct lang_hooks): Removed field
5448 'can_use_bit_fields_p'.
5450 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5452 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5454 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5456 * function.c (get_last_funcdef_no): New function.
5457 * function.h (get_last_funcdef_no): Declare.
5458 * tree-inline.c (initialize_cfun): Add initialization.
5459 (tree_function_versioning): Cleanup.
5461 2007-01-10 Jan Hubicka <jh@suse.cz>
5463 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5466 2007-01-10 Sa Liu <saliu@de.ibm.com>
5467 Ben Elliston <bje@au.ibm.com>
5469 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5470 for SAVE_NONLOCAL and Pmode for any other save level.
5471 * spu-protos.h (spu_restore_stack_block): Declare.
5472 * spu.md (save_stack_block): Remove.
5473 (restore_stack_block): Call spu_restore_stack_block.
5474 * spu.c (spu_restore_stack_block): New function.
5475 (spu_expand_epilogue): Remove old comment.
5477 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5479 PR tree-optimization/30322
5480 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5481 (cand_value_at): Return the value as aff_tree.
5482 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5483 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5484 aff_combination_mult): New functions.
5485 (aff_combination_add): Use aff_combination_add_cst.
5486 (aff_combination_convert): Allow conversions to a wider type.
5487 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5488 * tree-affine.h (aff_combination_mult): Declare.
5490 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5492 * doc/tm.texi: Update documentation to reflect reality of exec
5493 and start file search behaviours. Update copyright year.
5494 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5495 header file directories.
5497 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5499 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5500 (*cosxf2): Rename to cosxf2_i387.
5501 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5502 using X87MODEF12 mode macro. Rename patterns to
5503 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5505 (*cosdf2, *cossf2): Ditto.
5506 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5507 to match extended input operands.
5508 (sincos<mode>3): New expander.
5509 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5510 insn patterns and corresponding splitters.
5512 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5514 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5515 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5517 2007-01-09 Nicolas Pitre <nico@cam.org>
5520 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5522 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5524 * target.h (struct gcc_target): New field library_rtti_comdat.
5525 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5526 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5527 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5528 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5530 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5532 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5534 2007-01-08 Richard Guenther <rguenther@suse.de>
5536 * tree.h (force_fit_type_double): Export.
5537 (force_fit_type): Remove.
5538 * fold-const.c (force_fit_type_double): New function.
5539 (force_fit_type): Remove.
5540 (int_const_binop): Use it.
5541 (fold_convert_const_int_from_int): Likewise.
5542 (fold_convert_const_int_from_real): Likewise.
5543 (fold_div_compare): Likewise.
5544 (fold_sign_changed_comparison): Likewise.
5545 (fold_unary): Likewise.
5546 (fold_negate_const): Likewise.
5547 (fold_abs_const): Likewise.
5548 (fold_not_const): Likewise.
5549 * c-common.c (shorten_compare): Use force_fit_type_double.
5550 * convert.c (convert_to_pointer): Likewise.
5552 2007-01-08 Richard Guenther <rguenther@suse.de>
5554 * tree.h (build_int_cst_wide_type): Export.
5555 * tree.c (build_int_cst_wide_type): New function.
5556 (build_int_cst_wide): Fix comment.
5557 * builtins.c (fold_builtin_object_size): Use build_int_cst
5558 to build -1 or 0 of the correct type. Use fit_double_type
5559 to check for overflow.
5560 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5562 (decode_field_reference): Likewise.
5563 (all_ones_mask_p): Likewise.
5564 (native_interpret_int): Use build_int_cst_wide_type.
5565 (fold_binary): Use build_int_cst_type to build an all-ones
5567 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5569 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5571 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5573 2007-01-09 Ben Elliston <bje@au.ibm.com>
5575 * genautomata.c (STATS_OPTION): New option.
5576 (stats_flag): New flag.
5577 (gen_automata_option): Handle it.
5578 (initiate_automaton_gen): Ditto.
5579 (write_automata): Output statistics only if stats_flag is
5580 set. Likewise, output time statistics only if time_flag is set.
5581 * doc/md.texi (Processor pipeline description): Document new flag.
5583 2007-01-08 Richard Guenther <rguenther@suse.de>
5585 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5586 * tree.c (build_int_cst_type): Likewise.
5587 (size_in_bytes): Don't call force_fit_type on the result.
5588 (int_fits_type_p): Use fit_double_type.
5589 * fold-const.c (fit_double_type): New function.
5590 (force_fit_type): Use it.
5591 * tree.h (fit_double_type): Export.
5593 2007-01-08 Jan Hubicka <jh@suse.cz>
5595 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5596 * ipa.c (function_and_variable_visibility): Fix return type.
5598 2007-01-08 Richard Guenther <rguenther@suse.de>
5600 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5601 of offset to build the index.
5602 * tree-pretty-print.c (dump_generic_node): Don't build negated
5603 const just for printing.
5604 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5605 * builtins.c (fold_builtin_int_roundingfn): Check if result
5606 fits the type by using force_fit_type and comparing the result.
5607 * predict.c (predict_loops): Use compare_tree_int for comparison.
5608 * tree.c (build_int_cst): Fall back to integer_type_node for
5610 (build_int_cst_wide): Assert type is non-null.
5612 2007-01-08 Roberto Costa <roberto.costa@st.com>
5614 * tree-vrp.c (extract_range_from_cond_expr): New.
5615 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5616 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5618 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5619 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5620 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5621 used as expressions.
5622 * tree-object-size.c (cond_expr_object_size): New.
5623 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5625 2007-01-08 Jan Hubicka <jh@suse.cz>
5627 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5628 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5631 2007-01-08 Richard Guenther <rguenther@suse.de>
5633 PR tree-optimization/23603
5634 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5635 (extract_range_from_binary): Fall back to truthvalue instead of
5636 varying for TRUTH_*_EXPR.
5637 (extract_range_from_comparison): Fall back to truthvalue instead of
5639 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5640 if all visited PHI values were constant.
5642 2007-01-08 Jan Hubicka <jh@suse.cz>
5644 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5645 (cgraph_analyze_function): break out from ...
5646 (cgraph_finalize_compilation_unit): ... here.
5647 (cgraph_expand_function): Remove forgoten commented out line.
5648 (cgraph_optimize): Analyze functions.
5650 2007-01-08 Jan Hubicka <jh@suse.cz>
5652 * tree-pas.h (TODO_remove_function): New flag.
5653 (TODO_update*): Renumber.
5654 (pass_ipa_increase_alignment,
5655 pass_ipa_function_and_variable_visibility): New passes.
5656 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5657 (cgraph_function_and_variable_visibility): Move to ipa.c
5658 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5659 cgraph_increase_alignment.
5660 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5661 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5662 calling tree-inline.
5663 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5664 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5665 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5666 (gate_increase_alignment): New function.
5667 (pass_ipa_increase_alignment): New pass.
5668 * ipa.c: Inline tree-pass.h and timevar.h
5669 (function_and_variable_visibility): Move here from cgraphunit.c
5670 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5671 * passes.c (init_optimization_passes): Add the two new passes.
5672 (execute_todo): Handle cgraph_remove_functions.
5674 2007-01-08 Nick Clifton <nickc@redhat.com>
5676 * config/frv/predicates.md (reg_or_0_operand): Accept
5679 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5681 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5682 * config.gcc: Add bfin*-rtems*.
5684 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5686 * c.opt: Add -flax-vector-conversions.
5687 * c-typeck.c (convert_for_assignment): Pass flag to
5688 vector_types_convertible_p to allow emission of note.
5689 (digest_init): Likewise.
5690 * c-opts.c: Handle -flax-vector-conversions.
5691 * c-common.c (flag_lax_vector_conversions): New.
5692 (vector_types_convertible_p): Unless -flax-vector conversions
5693 has been passed, disallow conversions between vectors with
5694 differing numbers of subparts and/or element types. If such
5695 a conversion is disallowed, possibly emit a note on the first
5696 occasion only to inform the user of -flax-vector-conversions.
5697 The new last argument specifies this.
5698 * c-common.h (flag_lax_vector_conversions): New.
5699 (vector_types_convertible_p): Add extra argument.
5700 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5701 char_type_node for V*QI type vectors.
5702 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5703 Update to satisfy new typechecking rules.
5704 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5706 * doc/invoke.texi (C Dialect Options): Document
5707 -flax-vector-conversions.
5709 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5711 PR tree-optimization/29877
5712 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5713 a register variable on the RHS to not be replaceable.
5715 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5716 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5717 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5718 const_simm15, const_pow2, const_npow2): Added.
5719 * config/score/misc.md (insv, extv, extzv, movmemsi,
5720 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5721 * config/score/score.c (score_address_cost, score_select_cc_mode):
5723 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5724 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5725 Update score_print_operand.
5726 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5727 Adjust register allocate order and update some macro define.
5728 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5729 mdx_block_move_straight, mdx_block_move_loop_head,
5730 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5731 mdx_block_move): Added.
5732 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5733 mdp_limm): Updated and fix some bug and typo.
5734 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5735 (movsf, movdf, doloop_end): Added.
5737 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5739 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5740 config/arm/thumb2.md: Fix comment typos.
5741 * doc/extend.texi: Fix a typo.
5743 2007-01-07 Eric Christopher <echristo@apple.com>
5745 * configure.ac: Check for __stack_chk_fail for darwin.
5746 * configure: Regenerate.
5748 2007-01-07 Richard Guenther <rguenther@suse.de>
5750 * tree-vrp.c (extract_range_from_assert): CSE calls to
5751 compare_values where possible.
5752 (extract_range_from_unary_expr): Likewise.
5754 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5756 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5757 * config/avr/avr.c (call_insn_operand): Delete function.
5758 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5759 instead of register number. Use predicates.
5760 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5761 call_insn_operand): Add.
5763 2007-01-06 Jan Hubicka <jh@suse.cz>
5765 * tree-pass.h (pass_build_cgraph_edges): Declare.
5766 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5767 (visited_nodes): Remove.
5768 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5769 build_cgrpah_edges; make visited_nodes local.
5770 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5771 (record_references_in_initializer): Move to cgraphbuild.c
5772 (initialize_inline_failed, rebuild_cgraph_edges,
5773 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5774 (verify_cgraph_node): Make visited_nodes local.
5775 (cgraph_analyze_function): Do not call cgraph_create_edges and
5776 initialize_inline_failed.
5777 (cgraph_expand_function): Do not call cgraph_lower_function;
5778 assert that function is already lowered.
5779 * Makefile.in (cgraphbuild.o): New.
5780 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5781 at the end of lowering passes.
5783 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5785 * ifcvt.c (cond_move_convert_if_block): New function, code
5786 factored out from...
5787 (cond_move_process_if_block): ...here. Call the new function
5788 on the THEN and ELSE blocks.
5789 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5790 already takes care of this.
5792 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5795 * tree.h (TREE_OVERFLOW_P): New.
5796 * c-typeck.c (parser_build_unary_op): Warn only if result
5797 overflowed and operands did not.
5798 (parser_build_binary_op): Likewise.
5799 (convert_for_assignment): Remove redundant overflow_warning.
5800 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5802 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5804 * c-typeck.c (store_init_value): Split over two lines to follow
5805 the GNU coding style.
5807 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5809 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5810 __GXX_EXPERIMENTAL_CXX0X__.
5811 * doc/cpp.texi: Same.
5813 2007-01-05 Richard Guenther <rguenther@suse.de>
5816 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5817 with mismatched types. Instead explicitly build a
5818 conversion NOP_EXPR.
5820 2007-01-05 Ian Lance Taylor <iant@google.com>
5822 * c-common.c (decl_with_nonnull_addr_p): New function.
5823 (c_common_truthvalue_conversion): Call it.
5824 * c-typeck.c (build_binary_op): Likewise.
5825 * c-common.h (decl_with_nonnull_addr_p): Declare.
5827 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5830 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5833 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5835 * doc/install.texi (Final install): Document the fact that
5836 the GNAT runtime should not be stripped.
5838 2007-01-04 Jan Hubicka <jh@suse.cz>
5840 * tree-inline.c (fold_marked_statements): Update operand caches
5841 and EH after folding
5843 2007-01-04 Ian Lance Taylor <iant@google.com>
5845 * c-common.c (check_function_nonnull): Whitespace fix.
5847 2007-01-04 Jan Hubicka <jh@suse.cz>
5849 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5850 comitted older version of patch.
5851 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5852 function, celanup cfg and collect garbage.
5854 2007-01-04 Mike Stump <mrs@apple.com>
5856 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5859 2007-01-04 Eric Christopher <echristo@apple.com>
5861 * libgcc2.c (__bswapsi2): Use SItype.
5862 (__bswapdi2): Use DItype.
5863 * libgcc2.h: Update for above.
5865 2007-01-04 Paul Brook <paul@codesourcery.com>
5867 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5868 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5869 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5870 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5871 umulsi3_highpart): Make conditional on !arm_arch6.
5872 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5873 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5874 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5875 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5876 umulsi3_highpart_v6): New insns.
5878 2007-01-04 Roger Sayle <roger@eyesopen.com>
5880 * fold-const.c (fold_convert): When casting an expression to void,
5881 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5882 have a type. Instead of attempting to build a NOP_EXPR, return
5883 these "special" trees directly.
5885 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5887 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5888 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5889 rs6000_cost->fp not 0 as adjustment for outer NEG.
5891 2007-01-04 Jan Hubicka <jh@suse.cz>
5893 * cgraph.c (cgraph_release_function_body): New function.
5894 (cgraph_remove_node): Use it.
5895 * cgraph.h (cgraph_release_function_body): Declare.
5896 * cgraphunit.c (cgraph_expand_function): Use it.
5897 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5898 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5899 is initialized and while compilation of other function is running.
5900 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5901 statement CFG annotations from here to ...
5902 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5904 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5906 * cfgloop.h (enum li_flags): Make the constants powers of two.
5908 2007-01-04 Jan Hubicka <jh@suse.cz>
5910 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5912 (fold_marked_statements): New function.
5913 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5914 * tree-inline.h (copy_body_data): Add statements_to_fold.
5916 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5918 * config.gcc: Mention libgcc/config.host.
5919 * Makefile.in: Update comments mentioning libgcc.
5920 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5921 (all.cross, start.encap, rest.encap, rest.cross): Update
5922 dependencies for libgcc move.
5923 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5924 (clean-target, clean-target-libgcc): Delete.
5925 (srcdirify, GCC_EXTRA_PARTS): New macros.
5926 (libgcc-support, libgcc.mvars): New rules.
5927 (distclean): Remove mention of mklibgcc.
5928 (install): Don't reference INSTALL_LIBGCC.
5929 (install-common): Don't reference EXTRA_PARTS.
5930 (install-libgcc, install-multilib): Delete rules.
5931 * mklibgcc.in: Delete file.
5932 * doc/configfiles.texi: Don't mention mklibgcc.
5934 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5935 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5936 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5937 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5938 (mklibgcc, ldblspecs): Likewise.
5940 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5941 (posixpre.def): Use $(T).
5942 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5943 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5944 (SHLIB_LINK): Make dummy.
5945 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5947 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5949 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5950 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5951 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5952 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5954 * configure.ac (all_outputs): Remove mklibgcc.
5955 * configure: Regenerated.
5957 2007-01-03 Josh Conner <jconner@apple.com>
5960 * calls.c (compute_argument_addresses): Set stack and stack_slot
5961 for partial args, too.
5962 (store_one_arg): Use locate.size.constant for the size when
5963 generating a save_area.
5965 2007-01-03 Robert Kennedy <jimbob@google.com>
5967 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5968 whose definitions are deleted due to basic block merging.
5970 2007-01-03 Paul Brook <paul@codesourcery.com>
5973 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5975 (use_return_insn): Return 0 for Thumb interrupt functions.
5976 (print_multi_reg): Add rfe argument for IRQ returns.
5977 (arm_output_epilogue): Pop interrupt return address directly into PC.
5978 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5980 2007-01-03 Paul Brook <paul@codesourcery.com>
5982 Merge from sourcerygxx-4_1.
5983 * config/arm/thumb2.md: New file.
5984 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5986 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5987 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5988 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5989 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5991 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5992 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5994 * config/arm/ieee754-sf.S: Ditto.
5995 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5996 (thumb1_base_register_rtx_p): ... to this.
5997 (thumb_index_register_rtx_p): Rename...
5998 (thumb1_index_register_rtx_p): ... to this.
5999 (thumb_output_function_prologue): Rename...
6000 (thumb1_output_function_prologue): ... to this.
6001 (thumb_legitimate_address_p): Rename...
6002 (thumb1_legitimate_address_p): ... to this.
6003 (thumb_rtx_costs): Rename...
6004 (thumb1_rtx_costs): ... to this.
6005 (thumb_compute_save_reg_mask): Rename...
6006 (thumb1_compute_save_reg_mask): ... to this.
6007 (thumb_final_prescan_insn): Rename...
6008 (thumb1_final_prescan_insn): ... to this.
6009 (thumb_expand_epilogue): Rename...
6010 (thumb1_expand_epilogue): ... to this.
6011 (arm_unwind_emit_stm): Rename...
6012 (arm_unwind_emit_sequence): ... to this.
6013 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6014 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6015 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6016 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6017 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6018 thumb2_output_casesi): New functions.
6019 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6020 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6021 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6022 THUMB2_WORK_REGS): Define.
6023 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6024 arm_condexec_mask, arm_condexec_masklen)): New variables.
6025 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6026 (arm_override_options): Check new CPU capabilities.
6027 Set new architecture flag variables.
6028 (arm_isr_value): Handle v7m interrupt functions.
6029 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6031 (const_ok_for_arm): Handle Thumb-2 constants.
6032 (arm_gen_constant): Ditto. Use movw when available.
6033 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6035 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6036 (thumb_find_work_register, arm_load_pic_register,
6037 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6038 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6039 print_multi_reg, output_mov_long_double_fpa_from_arm,
6040 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6041 output_mov_double_fpa_from_arm, output_move_double,
6042 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6043 output_return_instruction, arm_output_function_prologue,
6044 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6045 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6046 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6047 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6048 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6049 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6051 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6052 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6053 (arm_file_start): Output directive for unified syntax.
6054 (arm_unwind_emit_set): Handle stack alignment instruction.
6055 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6056 Add v6t2, v7, v7a, v7r and v7m.
6057 (RETLDM): Add Thumb-2 code.
6058 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6059 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6060 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6061 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6062 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6063 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6064 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6065 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6066 ADJUST_INSN_LENGTH): Define.
6067 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6068 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6069 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6070 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6071 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6072 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6073 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6074 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6075 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6076 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6077 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6078 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6079 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6080 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6081 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6082 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6083 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6085 * config/arm/arm-tune.md: Regenerate.
6086 * config/arm/arm-protos.h: Update prototypes.
6087 * config/arm/vfp.md: Enable patterns for Thumb-2.
6088 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6089 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6090 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6091 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6092 * config/arm/libunwind.S: Add Thumb-2 code.
6093 * config/arm/constraints.md: Update include Thumb-2.
6094 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6095 * config/arm/ieee754-df.S: Ditto.
6096 * config/arm/bpabi.S: Ditto.
6097 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6098 * config/arm/predicates.md (low_register_operand,
6099 low_reg_or_int_operand, thumb_16bit_operator): New.
6100 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6101 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6102 * config/arm/t-arm-elf: Add armv7 multilib.
6103 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6105 (UNSPEC_STACK_ALIGN, ce_count): New.
6106 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6107 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6109 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6110 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6111 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6112 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6113 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6114 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6116 * doc/extend.texi: Document ARMv7-M interrupt functions.
6117 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6119 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6121 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6122 (struct _Unwind_Context): Rename args_size to flags, remove
6123 signal_frame field, add a new args_size field and version field.
6124 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6125 _Unwind_IsExtendedContext): New inline functions.
6126 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6127 Assume by_value array is only present if _Unwind_IsExtendedContext.
6128 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6129 _Unwind_IsSignalFrame.
6130 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6131 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6132 (uw_init_context_1): Initialize context->flags to
6133 EXTENDED_CONTEXT_BIT.
6134 * config/rs6000/linux-unwind.h (frob_update_context): Use
6135 _Unwind_SetSignalFrame.
6137 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6140 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6141 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6144 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6146 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6147 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6148 RET, AT_SP): Remove.
6149 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6152 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6153 * cfgbuild.c (find_basic_blocks): Likewise.
6154 * cfgrtl.c (rtl_create_basic_block): Likewise.
6155 * function.c (temp_slots_at_level): Likewise.
6156 * reg-stack.c (stack_regs_mentioned): Likewise.
6157 * regclass.c (allocate_reg_info): Likewise.
6158 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6159 set_bb_for_stmt, move_block_to_fn): Likewise.
6160 * tree-complex.c (tree_lower_complex): Likewise.
6161 * vec.h (VEC_safe_grow_cleared): New.
6163 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6165 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6167 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6168 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6170 * cfgloopmanip.c (scale_loop_frequencies): Export.
6171 (loopify): Scale the frequencies by prescribed coefficients.
6172 (set_zero_probability): New function.
6173 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6174 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6175 and frequencies according to arguments.
6176 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6178 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6179 * modulo-sched.c (sms_schedule): Set probabilities for entering
6180 versioned loop correctly.
6181 * tree-vect-transform.c (vect_transform_loop): Ditto.
6182 * cfgloop.h (loopify, loop_version): Declaration changed.
6183 (scale_loop_frequencies): Declared.
6185 2007-01-02 Jan Hubicka <jh@suse.cz>
6187 * cgraph.c: Include tree-flow.h
6188 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6190 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6191 * tree-pass.h (pass_all_early_optimizations): Declare.
6192 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6194 (cgraph_analyze_function): Do early_local_passes.
6195 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6196 Do not add referenced vars.
6197 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6199 (gate_all_early_local_passes): New gate.
6200 (pass_early_local_passes): Use new gate.
6201 (execute_early_local_optimizations): New functions.
6202 (gate_all_early_optimizations): New gate.
6203 (pass_all_early_optimizations): New pass.
6204 (execute_free_datastructures): Free SSA only when initialized.
6205 (gate_init_datastructures): Init only when optimizing.
6206 (tree_lowering_passes): Do early local passes when called late.
6207 * tree-profile.c (do_tree_profiling): Don't profile functions added
6209 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6210 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6212 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6213 during early_local_passes.
6214 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6217 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6219 * Makefile.in: Update copyright year.
6221 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6223 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6224 in $(lang_checks) and check-consistency targets.
6226 2007-01-02 Jan Hubicka <jh@suse.cz>
6228 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6229 Do not add referenced vars.
6230 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6232 * passes.c (init_optimization_passes): Put mudflap_2 after
6233 free_datastructures.
6235 2007-01-02 Jan Hubicka <jh@suse.cz>
6237 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6238 Set NOTHROW flag on call statements proved to be nothrow.
6239 Update statement of local calls so new pure/const functions are
6240 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6242 (tree_rest_of_compilation): Register hooks and initialize bitmap
6243 early. Do not set after_inlining flag.
6245 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6247 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6248 HOST_BITS_PER_LONGLONG
6250 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6253 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6254 warning for non-static initializers.
6256 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6258 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6259 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6260 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6261 Always use set_unique_reg_note to add REG_EQUAL notes.
6263 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6266 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6268 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6269 * cfgbuild.c (find_basic_blocks): Likewise.
6270 * cfgrtl.c (rtl_create_basic_block): Likewise.
6271 * function.c (temp_slots_at_level): Likewise.
6272 * reg-stack.c (stack_regs_mentioned): Likewise.
6273 * regclass.c (allocate_reg_info): Likewise.
6274 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6275 set_bb_for_stmt, move_block_to_fn): Likewise.
6276 * tree-complex.c (tree_lower_complex): Likewise.
6277 * vec.h (VEC_safe_grow_cleared): New.
6279 2007-01-02 Ian Lance Taylor <iant@google.com>
6281 * c-common.c (c_common_truthvalue_conversion): When warning about
6282 using an assignment as a truth value, set TREE_NO_WARNING.
6284 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6287 * c.opt (Wold-style-declaration): New.
6288 * doc/invoke.texi (C-only Warning Options): New.
6289 (Wold-style-declaration): Document it.
6290 (Wextra): Enabled by -Wextra.
6291 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6292 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6293 -Wold-style-declaration.
6295 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6297 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6298 * cfgbuild.c (find_basic_blocks): Likewise.
6299 * cfgrtl.c (rtl_create_basic_block): Likewise.
6300 * function.c (temp_slots_at_level): Likewise.
6301 * reg-stack.c (stack_regs_mentioned): Likewise.
6302 * regclass.c (allocate_reg_info): Likewise.
6303 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6304 set_bb_for_stmt, move_block_to_fn): Likewise.
6305 * tree-complex.c (tree_lower_complex): Likewise.
6306 * vec.h (VEC_safe_grow_cleared): New.
6308 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6310 * c-common.c (c_common_nodes_and_builtins): Since variants of
6311 void_type_node get built before it is given a name, we need to
6312 give those variants the name, too.
6313 (complete_array_type): We need to work with the canonical main
6314 type of the array, from which we will build the qualified version.
6315 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6316 * print-tree.c (print_node): Display canonical type information
6318 * stor-layout.c (layout_type): When we don't know the
6319 alignment of a type for which we're building an array, we end up
6320 guessing wrong, so make the type require structural equality.
6321 * tree.c (make_node_stat): When we build a new type, it is its
6323 (build_type_attribute_qual_variant): When building an attribute
6324 variant, its canonical type is the non-attribute variant. However,
6325 if the attributes are target-dependent and they differ, we need to
6326 use structural equality checks for this type.
6327 (build_qualified_type): A qualified type is not equivalent to its
6328 unqualified variant; set the canonical type appropriately.
6329 (build_distinct_type_copy): When building a distinct type from
6330 another type, the new type is its own canonical type.
6331 (build_variant_type_copy): When building a new type variant, we
6332 assume that it is equivalent to the original type.
6333 (build_pointer_type_for_mode): When building a pointer type, also
6334 build a canonical type pointer.
6335 (build_reference_type_for_mode): When building a reference type,
6336 also build a canonical type reference.
6337 (build_index_type): When we can't hash an index type (e.g.,
6338 because its maximum value is negative), the index type requires
6339 structural equality tests.
6340 (build_array_type): Build the canonical form of an array type.
6341 (build_function_type): Function types require structural equality,
6342 because they contain default arguments, attributes, etc.
6343 (build_method_type_directly): Ditto for method types.
6344 (build_offset_type): Build the canonical offset type.
6345 (build_complex_type): Build the canonical vector type.
6346 (make_vector_type): Build the canonical vector type.
6347 * tree.h (TYPE_CANONICAL): New.
6348 (TYPE_STRUCTURAL_EQUALITY_P): New.
6349 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6350 (struct tree_type): Added "canonical" field.
6351 * params.h (VERIFY_CANONICAL_TYPES): New.
6352 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6353 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6354 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6355 * doc/invoke.texi (verify-canonical-types): Document --param
6356 parameter for verifying canonical types.
6358 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6360 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6361 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6362 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6363 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6365 * config/rs6000/e500.h: New.
6366 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6367 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6369 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6370 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6371 TARGET_E500_DOUBLE): Remove.
6372 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6373 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6374 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6375 * config/rs6000/rs6000.c (rs6000_override_options): Use
6378 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6380 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6381 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6382 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6383 rs6000_emit_cmove): Don't check TARGET_E500.
6384 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6385 sordered): Don't check TARGET_E500.
6387 2007-01-01 Eric Christopher <echristo@apple.com>
6389 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6390 HARD_REGISTER_NUM_P.
6392 2007-01-01 Roger Sayle <roger@eyesopen.com>
6394 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6395 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6396 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6399 2007-01-01 Mike Stump <mrs@apple.com>
6401 * configure.ac: Remove support for building with Apple's gcc-3.1.
6403 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6406 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6407 REG is a hard register. Do not modify REG before calling
6409 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6410 multiple of the size of YMODE for certain lowpart cases.
6412 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6415 * gimplify (voidify_wrapper_expr): Update for
6418 2007-01-01 Andreas Schwab <schwab@suse.de>
6421 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6422 save of BR0 in extra_spill_size instead of spill_size.
6423 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6425 (ia64_expand_epilogue): Restore BR0 from its new location.
6427 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6429 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6430 Use a temporary variable if the left hand side is not a gimple
6433 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6435 * gimplify.c (gimplify_return_expr): Make the temporary variable
6436 for the return expression, a gimple register variable.
6438 2007-01-01 Jan Hubicka <jh@suse.cz>
6440 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6443 2007-01-01 Mike Stump <mrs@apple.com>
6445 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6447 * config/darwin.c (machopic_select_rtx_section): Use
6449 (darwin_mergeable_constant_section): Likewise.
6450 * configure: Regenerate.
6451 * config.in: Regenerate.
6453 2007-01-01 Jan Hubicka <jh@suse.cz>
6454 Andrew Pinski <pinskia@gmail.com>
6456 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6457 before starting IPA passes.