1 2007-02-20 Mike Stump <mrs@apple.com>
3 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4 * configure: Regenerate.
6 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8 Change the defaults of some parameters and options.
9 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10 * config/spu/spu.c (spu_optimization_options): Add.
11 (spu_override_options): Change params in spu_optimization_options.
12 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
14 Register 127 is only 16 byte aligned when used as a frame pointer.
15 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17 HARD_FRAME_POINTER_REGNUM.
18 (spu_legitimate_address): Use regno_aligned_for_reload.
19 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20 aligned when frame_pointer_needed is true.
21 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23 * config/spu/spu.h (INIT_EXPANDERS): Define.
25 Make sure shift and rotate instructions have valid immediate operands.
26 * config/spu/predicates.md (spu_shift_operand): Remove.
27 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
28 * config/spu/constraints.md (W, O): Extend range.
29 * config/spu/spu.md (umask, nmask): Define.
30 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
31 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
32 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
33 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
34 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
35 (lshr<mode>3_reg): Fix rtl description.
37 Make sure mulhisi immediate operands are valid.
38 * config/spu/predicates.md (imm_K_operand): Add.
39 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
41 Generate constants using fsmbi and andi.
42 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
43 (print_operand, spu_split_immediate, classify_immediate,
44 fsmbi_const_p): Handle IC_FSMBI2.
46 Correctly handle a CONST_VECTOR containing symbols.
47 * config/spu/spu.c (print_operand): Handle HIGH correctly.
48 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
49 (immediate_load_p): Allow symbols that use 2 instructions to create.
50 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
51 with symbols when flag_pic is set.
52 (const_vector_immediate_p): New.
53 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
54 accept a CONST_VECTOR with symbols.
55 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
56 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
58 * config/spu/spu.md (high, low): Delete.
61 Remove INTRmode and INTR_REGNUM, which didn't work.
62 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
64 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
65 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
66 peephole2 pattern): Don't use INTR or 131.
68 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
69 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
70 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
71 (UNSPEC_SET_INTR): Add.
72 * config/spu/spu-modes.def (INTR): Remove.
74 More accurate warnings about run-time relocations.
75 * config/spu/spu.c (reloc_diagnostic): Test in_section.
77 Correctly warn about immediate arguments to specific intrinsics.
78 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
79 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
80 the instruction predicate.
82 Fix tree check errors with latest update.
83 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
85 (spu_expand_builtin): Use CALL_EXPR_FN.
87 Add missing specific intrinsics.
88 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
90 * config/spu/spu_internals.h: Ditto.
92 Fix incorrect operand modifiers.
93 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
94 * config/spu/spu.md (xor<mode>3): Change %S to %J.
96 Optimize one case of zero_extend of a vec_select.
97 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
99 Accept any immediate for hbr.
100 * config/spu/spu.md (hbr): Change s constraints to i.
102 2007-02-21 Paul Brook <paul@codesourcery.com>
104 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
105 condexec_count when skipping USE and CLOBBER.
107 2007-02-21 Nick Clifton <nickc@redhat.com>
109 * common.opt (Warray-bounds): Add Warning attribute.
110 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
112 (fsized-zeroes): Add Optimization attribute.
113 (fsplit-wide-types, ftree-scev-cprop): Likewise.
114 * c.opt (Wc++0x-compat): Add Warning attribute.
116 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
119 * reload1.c (eliminate_regs_in_insn): In the single_set special
120 case, attempt to re-recognize the insn before falling back to
121 having reload fix it up.
123 2007-02-20 Eric Christopher <echristo@gmail.com>
125 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
127 (frv_read_iacc_argument): Ditto.
128 (frv_expand_set_builtin): Take a call instead of arglist, update for
130 (frv_expand_unop_builtin): Ditto.
131 (frv_expand_binop_builtin): Ditto.
132 (frv_expand_cut_builtin): Ditto.
133 (frv_expand_binopimm_builtin): Ditto.
134 (frv_expand_voidbinop_builtin): Ditto.
135 (frv_expand_int_void2arg): Ditto.
136 (frv_expand_prefetches): Ditto.
137 (frv_expand_voidtriop_builtin): Ditto.
138 (frv_expand_voidaccop_builtin): Ditto.
139 (frv_expand_load_builtin): Ditto.
140 (frv_expand_store_builtin): Ditto.
141 (frv_expand_mdpackh_builtin): Ditto.
142 (frv_expand_mclracc_builtin): Ditto.
143 (frv_expand_mrdacc_builtin): Ditto.
144 (frv_expand_mwtacc_builtin): Ditto.
145 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
148 2007-02-20 Janis Johnson <janis187@us.ibm.com>
150 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
151 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
153 (HAVE_GAS_DFP): Check for assembler support of decimal floating
155 * configure: Regenerate.
156 * config.in: Regenerate.
157 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
158 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
159 masks to power6 and power6x and to POWERPC_MASKS.
160 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
162 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
163 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
164 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
165 Access PROTOTYPE as variable, not mask.
167 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
169 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
170 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
171 * combine.c (adjust_for_new_dest): Use it.
172 * postreload.c (reload_combine): Likewise.
174 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
176 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
177 notes on an insn with multiple sets, even if single_set returns
178 non-NULL for that insn.
180 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
182 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
185 2007-02-20 Geoffrey Keating <geoffk@apple.com>
187 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
188 if user didn't pass it.
189 * config/i386/darwin.h (CC1_SPEC): Likewise.
190 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
191 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
192 -mmacosx-version-min.
194 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 Uros Bizjak <ubizjak@gmail.com>
197 * optabs.h (enum optab_index): Add new OTI_scalb.
198 (scalb_optab): Define corresponding macro.
199 * optabs.c (init_optabs): Initialize scalb_optab.
200 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
202 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
203 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
204 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
205 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
206 flag_unsafe_math_optimizations is set.
208 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
209 to implement scalbf, scalb and scalbl built-ins as inline x87
212 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
213 DJ Delorie <dj@redhat.com>
216 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
217 (diagnostic_report_diagnostic): ... here, and turn them into real
218 errors. If warnings are inhibited, no need to do anything.
220 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
222 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
223 better code generation.
225 2007-02-20 Ben Elliston <bje@au.ibm.com>
227 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
229 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
231 * config/alpha/alpha.c, config/alpha/alpha.md,
232 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
233 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
234 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
235 config/arm/lib1funcs.asm: Follow spelling conventions.
237 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
238 config/fr30/fr30.md, config/i386/i386.h,
239 config/iq2000/iq2000.h, config/iq2000/predicates.md,
240 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
241 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
242 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
243 config/rs6000/altivec.md, config/rs6000/rs6000.c,
244 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
245 config/sparc/sparc.c, config/sparc/sparc.h,
246 config/sparc/sparc.md, config/spu/constraints.md,
247 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
250 2007-02-20 Alan Modra <amodra@bigpond.net.au>
253 * varasm.c (use_blocks_for_decl_p): Return false for decls with
256 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
258 * doc/invoke.texi (-ftree-lrs): Remove.
260 2007-02-19 Diego Novillo <dnovillo@redhat.com>
262 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
265 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
267 * config/ia64/ia64.c (ia64_expand_builtin): Use the
268 new CALL_EXPR_FN macro for retrieving the function
269 declaration of the input expression.
271 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
273 * c.opt (Waddress): New.
274 * common.opt (Walways-true): Delete.
275 (Wstring-literal-comparison): Delete.
276 * doc/invoke.texi (Warning Options): Delete -Walways-true and
277 -Wstring-literal-comparison. Add -Waddress.
279 (Walways-true): Delete.
280 (Wstring-literal-comparison): Delete.
281 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
282 consistently instead of -Walways-true in example.
283 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
284 * c-typeck.c (parser_build_binary_op): Replace
285 -Wstring-literal-comparison and -Walways-true with -Waddress.
286 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
289 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
291 * tree-cfg.c (dump_function_to_file): Be prepared for functions
292 without DECL_STRUCT_FUNCTION initialized.
294 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
296 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
297 due to calls to functions taking pointers as parameters.
299 2007-02-19 Richard Henderson <rth@redhat.com>
302 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
305 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
307 * config/s390/s390.c (s390_call_saved_register_used,
308 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
309 accessed to the new scheme.
311 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
313 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
314 (cris_print_index, cris_print_operand, cris_print_operand_address)
315 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
316 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
317 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
319 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
320 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
321 GO_IF_LEGITIMATE_ADDRESS): Ditto.
322 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
323 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
324 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
325 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
326 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
327 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
328 (uminsi3, call, call_value): Ditto.
329 (define_split: indir_to_reg_split, unnamed): Ditto.
331 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
333 PR tree-optimization/30975
334 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
337 2007-02-18 Eric Christopher <echristo@gmail.com>
339 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
340 Remove use of arglist.
341 (mips_expand_builtin): Remove use of arglist, pass in expr.
342 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
343 (mips_expand_builtin_movtf): Ditto.
344 (mips_expand_builtin_compare): Ditto.
346 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
348 * tree-sra.c (sra_build_assignment): Replace assertion
349 checking with a comment explaining why it can't be done.
351 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
354 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
355 during CALL_EXPR representation conversion.
356 * tree-ssa-propagate.c (set_rhs): Likewise.
358 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
360 * tree-sra.c (sra_build_assignment): Disable assertion checking
363 2007-02-18 Roger Sayle <roger@eyesopen.com>
365 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
366 instead of calling build2 with a GIMPLE_MODIFY_STMT.
367 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
369 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
370 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
371 gimplify_init_ctor_eval_range, gimple_push_cleanup,
372 gimplify_omp_for, gimplify_omp_atomic_pipeline,
373 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
374 force_gimple_operand): Likewise.
375 * ipa-cp.c (constant_val_insert): Likewise.
376 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
377 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
378 perfect_nestify): Likewise.
379 * langhooks.c (lhd_omp_assignment): Likewise.
380 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
381 lower_copyprivate_clauses, lower_send_clauses,
382 lower_send_shared_vars, expand_parallel_call,
383 expand_omp_for_generic, expand_omp_for_static_nochunk,
384 expand_omp_for_static_chunk, expand_omp_sections,
385 lower_omp_single_copy, lower_omp_for_lastprivate,
386 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
387 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
388 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
391 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
393 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
394 config/sh/sh.md: Follow spelling conventions.
396 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
397 config/frv/predicates.md: Follow spelling conventions.
399 * config/m68k/linux-unwind.h: Fix a comment typo.
400 * target.h: Follow spelling conventions.
402 2007-02-18 Roger Sayle <roger@eyesopen.com>
404 PR rtl-optimization/28173
405 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
406 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
407 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
408 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
409 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
411 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
413 * builtins.c (fold_builtin_load_exponent): New.
414 (fold_builtin_2): Use it.
416 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
418 PR rtl-optimization/30773
419 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
420 if we fail to attach a REG_EQUIV note.
422 2007-02-18 David Edelsohn <edelsohn@gnu.org>
423 Roger Sayle <roger@eyesopen.com>
425 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
427 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
429 * calls.c (initialize_argument_information): Pass original EXP
430 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
431 code to split complex arguments here, as part of initializing the
433 (expand_call): Remove code that builds a list of arguments and
434 inserts implicit arguments into it. Instead, just count how many
435 implicit arguments there will be so we can determine the size of
436 the ARGS array, and let initialize_argument_information do the work.
437 (split_complex_values): Delete unused function.
439 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
441 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
443 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
445 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
446 for arg pointer based indexed addressing.
448 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
450 * config/ia64/ia64.h, config/ia64/ia64.md,
451 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
452 spelling conventions.
454 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
456 * config/m68k/m68k.c (split_di): New.
457 * config/m68k/m68k-protos.h: Declare split_di.
458 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
459 Improve predicate handling and split constant shifts.
461 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
463 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
464 parameter for register bitfield operations, general predicates
467 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
469 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
470 * config/m68k/linux-unwind.h: New file.
472 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
474 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
475 config/i386/athlon.md, config/ia64/ia64.md,
476 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
477 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
478 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
479 tree-ssa-loop-niter.c, tree-vect-analyze.c,
480 tree-vect-transform.c: Fix comment typos.
482 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
484 * sched-deps.c (find_insn_list): Remove.
485 * sched-int.h: Remove the prototype for find_insn_list.
487 2007-02-16 Geoffrey Keating <geoffk@apple.com>
489 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
491 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
492 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
493 darwin_rs6000_override_options.
494 (C_COMMON_OVERRIDE_OPTIONS): Expect
495 darwin_macosx_version_min to be non-NULL always.
496 (TARGET_C99_FUNCTIONS): Likewise.
497 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
498 (DARWIN_MINVERSION_SPEC): New.
499 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
500 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
502 (DARWIN_MINVERSION_SPEC): New.
503 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
505 * config/darwin-c.c (darwin_cpp_builtins): Expect
506 darwin_macosx_version_min to be non-NULL always.
508 * config/rs6000/rs6000.c: Clean up trailing whitespace.
510 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.h (x86_use_xchgb): New.
513 (TARGET_USE_XCHGB): New macro.
514 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
515 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
516 Split after reload into bswaphi for shifts of 8.
517 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
518 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
519 or when optimizing for size.
521 2007-02-16 Richard Guenther <rguenther@suse.de>
522 Christian Bruel <christian.bruel@st.com>
524 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
525 DECLs but prefer SSA_NAMEs over DECLs.
527 2007-02-16 Richard Guenther <rguenther@suse.de>
529 * tree-flow-inline.h (single_imm_use_p): Remove.
530 (zero_imm_uses_p): Likewise.
531 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
532 instead of single_imm_use_p.
533 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
536 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
539 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
540 nested double- and backquotes.
542 2007-02-15 Roger Sayle <roger@eyesopen.com>
545 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
546 should be unreachable.
547 (build2_stat): Allow construction of MODIFY_EXPR at any time.
548 For the time being redirect GIMPLE_MODIFY_STMT to the new
549 (renamed) build_gimple_modify_stmt_stat.
550 (build2_gimple_stat): Rename to...
551 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
552 Always build a GIMPLE_MODIFY_STMT node.
553 * tree.h (build2_gimple, build2_gimple_stat): Delete.
554 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
557 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
558 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
559 * tree-complex.c (set_component_ssa_name, expand_complex_move,
560 expand_complex_div_wide): Likewise.
561 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
562 * tree-ssa-loop-im.c (schedule_sm): Likewise.
563 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
564 * tree-ssa-loop-manip.c (create_iv): Likewise.
565 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
566 abs_replacement): Likewise.
567 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
568 realify_fake_stores): Likewise.
570 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
571 node rather than a GIMPLE_MODIFY_STMT node.
572 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
573 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
575 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
576 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
579 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
582 * fold-const.c (fold_comparison): Add back the
583 folding of constant complex comparisions.
585 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
588 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
589 effects unknown to this function, return early.
591 2007-02-15 Ian Lance Taylor <iant@google.com>
593 * lower-subreg.c (move_eh_region_note): New static function.
594 (resolve_simple_move): Call it.
595 (decompose_multiword_subregs): Track blocks for which we resolve a
596 simple move which is also a control flow insn. Pass them to
597 find_many_sub_basic_blocks.
598 (pass_lower_subreg): Add TODO_verify_flow.
599 (pass_lower_subreg2): Likewise.
601 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
602 Brooks Moses <brooks.moses@codesourcery.com>
603 Lee Millward <lee.millward@codesourcery.com>
605 * tree.h (enum tree_code_class): Add tcc_vl_exp.
606 (VL_EXP_CLASS_P): New.
607 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
609 (TREE_OPERAND_CHECK_CODE): Likewise.
610 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
611 (TREE_RTL_OPERAND_CHECK): Likewise.
612 (tree_operand_check_failed): Make second parameter the whole tree
613 instead of its code. Fixed callers.
615 (TREE_OPERAND_LENGTH): New.
616 (VL_EXP_OPERAND_LENGTH): New.
618 (CALL_EXPR_STATIC_CHAIN): New.
619 (CALL_EXPR_ARGS): New.
620 (CALL_EXPR_ARG): New.
621 (call_expr_nargs): New.
622 (CALL_EXPR_ARGP): New.
623 (build_nt_call_list): Declare.
624 (build_vl_exp_stat): Declare.
626 (build_call_list): Declare.
627 (build_call_nary): Declare.
628 (build_call_valist): Declare.
629 (build_call_array): Declare.
630 (call_expr_arg): Declare.
631 (call_expr_argp): Declare.
632 (call_expr_arglist): Declare.
633 (fold_build_call_list): Declare.
634 (fold_build_call_list_initializer): Declare.
635 (fold_call_expr): Declare to replace fold_builtin.
636 (fold_builtin_fputs): Update to agree with modified definition.
637 (fold_builtin_strcpy): Likewise.
638 (fold_builtin_strncpy): Likewise.
639 (fold_builtin_memory_chk): Likewise.
640 (fold_builtin_stxcpy_chk): Likewise.
641 (fold_builtin_strncpy_chk): Likewise.
642 (fold_builtin_next_arg): Likewise.
643 (fold_build_call_expr): Declare.
644 (fold_builtin_call_list): Declare.
645 (fold_builtin_call_valist): Declare.
646 (build_call_expr): Declare.
647 (validate_arglist): Update to agree with modified definition.
648 (tree_operand_length): New.
649 (call_expr_arg_iterator): New.
650 (init_call_expr_arg_iterator): New.
651 (next_call_expr_arg): New.
652 (first_call_expr_arg): New.
653 (more_call_expr_args_p): New.
654 (FOR_EACH_CALL_EXPR_ARG): New.
656 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
658 (tree_code_size): Update documentation. Use sizeof (tree) rather
659 than sizeof (char *).
660 (tree_size): Likewise. Add case for tcc_vl_exp.
661 (tree_node_structure): Add case for tcc_vl_exp.
662 (contains_placeholder_p): Likewise.
663 (substitute_in_expr): Likewise.
664 (substitute_placeholder_in_expr): Likewise.
665 (stabilize_reference_1): Likewise.
666 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
667 to diagnose breakage of this interface for constructing CALL_EXPRs.
668 (build_nt): Add similar assertion here.
669 (build_nt_call_list): New.
670 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
671 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
673 (get_callee_fndecl): Use new CALL_EXPR accessors.
674 (tree_operand_check_failed): Change parameters to pass entire node
675 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
676 (process_call_operands): New.
677 (build_vl_exp_stat): New.
678 (build_call_list): New.
679 (build_call_nary): New.
680 (build_call_valist): New.
681 (build_call_array): New.
682 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
683 (call_expr_arglist): New.
685 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
686 tcc_vl_exp instead of a fixed-size tcc_expression.
688 * doc/c-tree.texi (CALL_EXPR): Document new representation and
689 accessors for CALL_EXPRs.
690 (AGGR_INIT_EXPR): Likewise.
692 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
693 Brooks Moses <brooks.moses@codesourcery.com>
694 Lee Millward <lee.millward@codesourcery.com>
696 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
697 (expand_builtin_nonlocal_goto): Change parameter to be entire
698 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
699 (expand_builtin_prefetch): Likewise.
700 (expand_builtin_classify_type): Likewise.
701 (mathfn_built_in): Return NULL_TREE instead of 0.
702 (expand_errno_check): Use new CALL_EXPR accessors.
703 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
704 Return NULL_RTX instead of 0.
705 (expand_builtin_mathfn_2): Likewise.
706 (expand_builtin_mathfn_3): Likewise.
707 (expand_builtin_interclass_mathfn): Likewise.
708 (expand_builtin_sincos): Likewise.
709 (expand_builtin_cexpi): Likewise.
710 (expand_builtin_int_roundingfn): Likewise.
711 (expand_builtin_int_roundingfn_2): Likewise.
712 (expand_builtin_pow): Likewise.
713 (expand_builtin_powi): Likewise.
714 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
715 of arglist, fixing callers appropriately. Use new CALL_EXPR
716 accessors and constructors. Return NULL_RTX instead of 0.
717 (expand_builtin_strstr): Likewise.
718 (expand_builtin_strchr): Likewise.
719 (expand_builtin_strrchr): Likewise.
720 (expand_builtin_strpbrk): Likewise.
721 (expand_builtin_memcpy): Likewise.
722 (expand_builtin_mempcpy): Likewise.
723 (expand_builtin_mempcpy_args): New.
724 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
725 (expand_builtin_memmove_args): New.
726 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
727 (expand_movstr): Likewise.
728 (expand_builtin_strcpy): Likewise.
729 (expand_builtin_strcpy_args): New.
730 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
731 (expand_builtin_strncpy): Likewise.
732 (expand_builtin_memset): Likewise.
733 (expand_builtin_memset_args): New.
734 (expand_builtin_bzero): Similarly to expand_builtin_memset.
735 (expand_builtin_memcmp): Likewise.
736 (expand_builtin_strcmp): Likewise.
737 (expand_builtin_strncmp): Likewise.
738 (expand_builtin_strcat): Likewise.
739 (expand_builtin_strncat): Likewise.
740 (expand_builtin_strspn): Likewise.
741 (expand_builtin_strcspn): Likewise.
742 (expand_builtin_args_info): Likewise.
743 (expand_builtin_va_start): Likewise.
744 (gimplify_va_arg_expr): Likewise.
745 (expand_builtin_va_end): Likewise.
746 (expand_builtin_va_copy): Likewise.
747 (expand_builtin_frame_address): Likewise.
748 (expand_builtin_alloca): Likewise.
749 (expand_builtin_bswap): Likewise.
750 (expand_builtin_unop): Likewise.
751 (expand_builtin_fputs): Likewise.
752 (expand_builtin_expect): Likewise.
753 (expand_builtin_fabs): Likewise.
754 (expand_builtin_copysign): Likewise.
755 (expand_builtin_printf): Likewise.
756 (expand_builtin_fprintf): Likewise.
757 (expand_builtin_sprintf): Likewise.
758 (expand_builtin_init_trampoline): Likewise.
759 (expand_builtin_signbit): Likewise.
760 (expand_builtin_fork_or_exec): Likewise.
761 (expand_builtin_sync_operation): Likewise.
762 (expand_builtin_compare_and_swap): Likewise.
763 (expand_builtin_lock_test_and_set): Likewise.
764 (expand_builtin_lock_release): Likewise.
765 (expand_builtin): Likewise.
766 (builtin_mathfn_code): Likewise.
768 (fold_builtin_constant_p): Pass call arguments individually instead
769 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
770 accessors and constructors. Return NULL_TREE instead of 0.
771 (fold_builtin_expect): Likewise.
772 (fold_builtin_classify_type): Likewise.
773 (fold_builtin_strlen): Likewise.
774 (fold_builtin_nan): Likewise.
775 (integer_valued_real_p): Likewise.
776 (fold_trunc_transparent_mathfn): Likewise.
777 (fold_fixed_mathfn): Likewise.
778 (fold_builtin_cabs): Likewise.
779 (fold_builtin_sqrt): Likewise.
780 (fold_builtin_cbrt): Likewise.
781 (fold_builtin_cos): Likewise.
782 (fold_builtin_cosh): Likewise.
783 (fold_builtin_tan): Likewise.
784 (fold_builtin_sincos): Likewise.
785 (fold_builtin_cexp): Likewise.
786 (fold_builtin_trunc): Likewise.
787 (fold_builtin_floor): Likewise.
788 (fold_builtin_ceil): Likewise.
789 (fold_builtin_round): Likewise.
790 (fold_builtin_int_roundingfn): Likewise.
791 (fold_builtin_bitop): Likewise.
792 (fold_builtin_bswap): Likewise.
793 (fold_builtin_logarithm): Likewise.
794 (fold_builtin_hypot): Likewise.
795 (fold_builtin_pow): Likewise.
796 (fold_builtin_powi): Likewise.
797 (fold_builtin_exponent): Likewise.
798 (fold_builtin_memset): Likewise.
799 (fold_builtin_bzero): Likewise.
800 (fold_builtin_memory_op): Likewise.
801 (fold_builtin_bcopy): Deleted; call site changed to invoke
802 fold_builtin_memory_op directly.
803 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
804 (fold_builtin_strncpy): Likewise.
805 (fold_builtin_memcmp): Likewise.
806 (fold_builtin_strcmp): Likewise.
807 (fold_builtin_strncmp): Likewise.
808 (fold_builtin_signbit): Likewise.
809 (fold_builtin_copysign): Likewise.
810 (fold_builtin_isascii): Likewise.
811 (fold_builtin_toascii): Likewise.
812 (fold_builtin_isdigit): Likewise.
813 (fold_builtin_fabs): Likewise.
814 (fold_builtin_abs): Likewise.
815 (fold_builtin_fmin_fmax): Likewise.
816 (fold_builtin_carg): Likewise.
817 (fold_builtin_classify): Likewise.
818 (fold_builtin_unordered_cmp): Likewise.
820 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
821 New functions split out from fold_builtin_1.
822 (fold_builtin_n): New.
823 (fold_builtin_varargs): New.
824 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
826 (fold_call_expr): New.
827 (build_function_call_expr): Rewrite to use new helper function.
828 (fold_builtin_call_list): New.
829 (build_call_expr): New.
830 (fold_builtin_call_valist): New.
831 (rewrite_call_expr): New.
833 (validate_arglist): Change parameter to be entire CALL_EXPR instead
834 of an arglist. Change return type to bool. Use new CALL_EXPR
837 (fold_builtin_strstr): Pass call arguments individually instead
838 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
839 accessors and constructors. Return NULL_TREE instead of 0.
840 (fold_builtin_strchr): Likewise.
841 (fold_builtin_strrchr): Likewise.
842 (fold_builtin_strpbrk): Likewise.
843 (fold_builtin_strcat): Likewise.
844 (fold_builtin_strncat): Likewise.
845 (fold_builtin_strspn): Likewise.
846 (fold_builtin_strcspn): Likewise.
847 (fold_builtin_fputs): Likewise.
848 (fold_builtin_next_arg): Likewise.
849 (fold_builtin_sprintf): Likewise.
851 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
852 NULL_RTX instead of 0.
853 (expand_builtin_memory_chk): Likewise.
854 (maybe_emit_chk_warning): Likewise.
855 (maybe_emit_sprintf_chk_warning): Likewise.
857 (fold_builtin_object_size): Pass call arguments individually instead
858 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
859 accessors and constructors. Return NULL_TREE instead of 0.
860 (fold_builtin_memory_chk): Likewise.
861 (fold_builtin_stxcpy_chk): Likewise.
862 (fold_builtin_strncpy_chk): Likewise.
863 (fold_builtin_strcat_chk): Likewise.
864 (fold_builtin_strcat_chk): Likewise.
865 (fold_builtin_strncat_chk): Likewise.
866 (fold_builtin_sprintf_chk): Likewise.
867 (fold_builtin_snprintf_chk): Likewise.
868 (fold_builtin_printf): Likewise.
869 (fold_builtin_vprintf): Likewise.
871 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
873 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
874 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
875 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
876 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
877 (fold_unary): Likewise.
878 (fold_binary): Likewise.
879 (fold_ternary): Remove CALL_EXPR case, since they are no longer
881 (fold): Add logic for tcc_vl_exp.
882 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
883 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
884 (fold_build3_stat): Add assertion to flag broken interface for
885 constructing CALL_EXPRs.
886 (fold_build_call_list): New.
887 (fold_build_call_list_initializer): New.
888 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
890 (fold_strip_sign_ops): Likewise.
892 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
893 Brooks Moses <brooks.moses@codesourcery.com>
894 Lee Millward <lee.millward@codesourcery.com>
896 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
897 accessors and dump arguments explicitly.
899 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
901 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
903 (print_call_name): Use new CALL_EXPR accessors.
905 * print-tree.c (print_node): Add case tcc_vl_exp. Print
906 CALL_EXPR arguments explicitly instead of as a list. Use
907 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
909 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
910 (vrp_visit_stmt): Likewise.
912 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
913 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
915 (force_move_till_expr): Likewise.
917 * targhooks.c (default_external_stack_protect_fail): Use
918 build_call_expr instead of build_function_call_expr.
919 (default_hidden_stack_protect_fail): Likewise.
921 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
924 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
925 and walk arguments explicitly.
927 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
928 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
929 (expand_simple_operations): Likewise.
930 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
932 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
934 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
936 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
937 instead of TREE_CODE_LENGTH.
939 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
940 (tree_ic_transform): Likewise.
941 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
942 parameter instead of arglist. Fix callers.
943 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
944 (tree_stringops_transform): Likewise.
945 (tree_indirect_call_to_profile): Likewise.
946 (tree_stringops_values_to_profile): Likewise.
948 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
949 (eliminate_tail_call): Likewise.
951 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
953 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
954 Use TREE_OPERAND_LENGTH and generalize to handle any number of
956 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
958 * omp-low.c (build_omp_barrier): Use build_call_expr.
959 (lower_rec_input_clauses): Likewise.
960 (lower_reduction_clauses): Likewise.
961 (expand_parallel_call): Likewise.
962 (maybe_catch_exception): Likewise.
963 (expand_omp_for_generic): Likewise.
964 (expand_omp_for_static_nochunk): Likewise.
965 (expand_omp_sections): Likewise.
966 (lower_omp_single_simple): Likewise.
967 (lower_omp_single_copy): Likewise.
968 (lower_omp_master): Likewise.
969 (lower_omp_ordered): Likewise.
970 (lower_omp_critical): Likewise.
972 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
973 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
975 * tree-gimple.c (is_gimple_call_addr): Fix doc.
976 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
977 TREE_CODE_LENGTH. Add tcc_vl_exp case.
979 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
980 and generalize to handle any number of operands.
981 (chrec_contains_undetermined): Likewise.
982 (tree_contains_chrecs): Likewise.
983 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
985 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
987 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
988 fold_call_expr instead of fold_builtin.
989 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
990 match declarations there.
991 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
994 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
995 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
997 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
998 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1000 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1003 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1004 (execute_cse_sincos): Use new CALL_EXPR accessors.
1006 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1008 * gimple-low.c (lower_function_body): Use build_call_expr.
1009 (lower_builtin_setjmp): Likewise.
1011 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1012 (set_storage_via_libcall): Likewise.
1013 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1014 instead of TREE_CODE_LENGTH.
1015 (expand_expr_real_1): Use new CALL_EXPR accessors.
1017 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1018 generalize to handle any number of operands.
1019 (TB_parent_eq): Likewise.
1021 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1022 (strip_builtin_expect): Likewise.
1024 * function.c (gimplify_parameters): Use build_call_expr.
1026 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1027 instead of TREE_CODE_LENGTH.
1029 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1030 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1032 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1035 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1036 (gimplify_decl_expr): Likewise.
1037 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1038 Use new CALL_EXPR iterators.
1039 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1040 (gimplify_modify_expr_to_memset): Likewise.
1041 (gimplify_variable_sized_compare): Likewise.
1042 (gimplify_omp_atomic_fetch_op): Likewise.
1043 (gimplify_omp_atomic_pipeline): Likewise.
1044 (gimplify_omp_atomic_mutex): Likewise.
1045 (gimplify_function_tree): Likewise.
1047 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1048 (call_expr_flags): Likewise.
1049 (expand_call): Likewise.
1051 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1052 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1055 * coverage.c (create_coverage): Use build_call_expr.
1057 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1058 (temp_call_expr_obstack): New.
1059 (pool_copy_list): Delete.
1060 (temp_copy_call_expr): New.
1061 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1062 CALL_EXPR accessors. Get rid of special goo for copying argument
1063 lists and use temp_copy_call_expr instead.
1064 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1065 CALL_EXPR accessors.
1066 (create_expression_by_pieces): Likewise. Use build_call_array
1067 to construct the result instead of fold_build3.
1068 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1069 dealing with argument lists.
1070 (init_pre): Remove references to expression_node_pool and
1071 list_node_pool. Init temp_call_expr_obstack instead.
1072 (fini_pre): Remove references to expression_node_pool and
1075 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1076 and walk arguments explicitly instead of as a list.
1078 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1079 (mx_register_decls): Likewise.
1080 (mudflap_register_call): Likewise.
1081 (mudflap_finish_file): Likewise.
1083 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1084 (ipa_callsite_compute_param): Likewise.
1086 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1087 accessors and constructor.
1089 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1090 accessors and constructor.
1091 (convert_tramp_reference): Likewise.
1092 (convert_call_expr): Likewise.
1093 (finalize_nesting_tree_1): Likewise.
1095 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1098 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1100 * tree-inline.c (initialize_inlined_parameters): Pass entire
1101 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1103 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1104 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1106 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1107 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1108 (vectorizable_reduction): Likewise.
1109 (vectorizable_call): Use new CALL_EXPR iterators.
1110 (vectorizable_conversion): Use build_call_expr.
1111 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1112 (vect_gen_widened_results_half): Use build_call_expr.
1113 (vect_setup_realignment): Likewise.
1114 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1116 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1117 (pass_through_call): Likewise.
1118 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1121 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1122 (tree_gen_pow2_profiler): Likewise.
1123 (tree_gen_one_value_profiler): Likewise.
1124 (tree_gen_ic_func_profiler): Likewise.
1125 (tree_gen_average_profiler): Likewise.
1126 (tree_gen_ior_profiler): Likewise.
1128 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1129 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1130 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1132 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1133 of TREE_CODE_LENGTH.
1135 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1136 of TREE_CODE_LENGTH.
1138 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1140 (convert_to_integer): Likewise.
1142 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1145 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1146 Brooks Moses <brooks.moses@codesourcery.com>
1147 Lee Millward <lee.millward@codesourcery.com>
1149 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1151 * config/frv/frv.c (frv_expand_builtin): Likewise.
1152 * config/s390/s390.c (s390_expand_builtin): Likewise.
1154 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1155 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1157 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1158 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1159 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1160 (ix86_expand_store_builtin): Likewise.
1161 (ix86_expand_unop_builtin): Likewise.
1162 (ix86_expand_unop1_builtin): Likewise.
1163 (ix86_expand_sse_compare): Likewise.
1164 (ix86_expand_sse_comi): Likewise.
1165 (ix86_expand_vec_init_builtin): Likewise.
1166 (ix86_expand_vec_ext_builtin): Likewise.
1167 (ix86_expand_vec_set_builtin): Likewise.
1168 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1170 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1171 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1173 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1174 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1175 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1177 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1179 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1180 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1181 arglist. Use new CALL_EXPR accessors. Fix callers.
1182 (altivec_expand_abs_builtin): Likewise.
1183 (rs6000_expand_binop_builtin): Likewise.
1184 (altivec_expand_predicate_builtin): Likewise.
1185 (altivec_expand_lv_builtin): Likewise.
1186 (spe_expand_stv_builtin): Likewise.
1187 (altivec_expand_stv_builtin): Likewise.
1188 (rs6000_expand_ternop_builtin): Likewise.
1189 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1190 (altivec_expand_st_builtin): Likewise.
1191 (altivec_expand_dst_builtin): Likewise.
1192 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1193 arglist. Use new CALL_EXPR accessors. Fix callers.
1194 (altivec_expand_vec_set_builtin): Likewise.
1195 (altivec_expand_vec_ext_builtin): Likewise.
1196 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1197 (spe_expand_builtin): Likewise.
1198 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1199 arglist. Use new CALL_EXPR accessors. Fix callers.
1200 (spe_expand_evsel_builtin): Likewise.
1201 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1202 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1204 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1205 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1206 (arm_expand_unop_builtin): Likewise.
1207 (arm_expand_builtin): Use new CALL_EXPR accessors.
1209 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1212 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1213 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1214 (bfin_expand_unop_builtin): Likewise.
1215 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1217 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1218 Brooks Moses <brooks.moses@codesourcery.com>
1219 Lee Millward <lee.millward@codesourcery.com>
1221 * c-semantics.c (build_stmt): Add internal diagnostic check.
1223 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1224 accessors. Print arguments explicitly instead of as a list.
1226 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1228 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1229 (c_finish_omp_flish): Likewise.
1231 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1232 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1233 instead of TREE_CODE_LENGTH.
1234 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1235 (c_warn_unused_result): Likewise.
1237 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1240 * doc/invoke.texi (Warning Options): Remove
1241 -Werror-implicit-function-declaration.
1242 (Wimplicit-function-declaration): Update description.
1243 * opts.c (common_handle_option): Move handling of -Werror=* to...
1244 (enable_warning_as_error): ...here.
1245 * opts.h (enable_warning_as_error): Declare.
1246 * c-decl.c (implicit_decl_warning): Unless
1247 -Wno-implicit-function-declaration is given, emit a pedwarn if
1248 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1249 * c.opt (Wimplicit-function-declaration): Replace
1250 mesg_implicit_function_declaration with
1251 warn_implicit_function_declaration.
1252 * c-opts.c (c_common_handle_option):
1253 -Werror-implicit-function-declaration is exactly equal as
1254 -Werror=implicit-function-declaration.
1255 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1256 warn_implicit_function_declaration.
1257 (c_common_post_options): -Wimplict-function-declaration is enabled
1258 by default by -std=c99, otherwise is disabled by default.
1259 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1261 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1263 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1264 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1265 former is ignored but not the latter.
1267 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1269 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1270 is made and the reference doesn't use the alias set of its type,
1271 do not create the temporary using that type.
1273 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1275 * jump.c: Remove prototypes for delete_computation and
1276 delete_prior_computation.
1278 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1280 * jump.c (get_label_after): Delete.
1281 (get_label_before, delete_computation, delete_jump,
1282 delete_prior_computation, follow_jumps): Move...
1283 * reorg.c (delete_computation, delete_prior_computation): ... here...
1284 (get_label_before, delete_jump): ... making these static ...
1285 (follow_jumps): ... and simplifying this since it only runs after
1287 * rtl.h (get_label_after, get_label_before, delete_jump,
1288 follow_jumps): Delete prototypes.
1290 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1292 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1294 2007-02-15 Nick Clifton <nickc@redhat.com>
1296 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1297 order to prevent it from being munged by the target.
1299 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1301 * config/i386/i386.md: Remove misleading comment.
1303 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1305 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1306 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1309 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1311 * tree-sra.c (instantiate_missing_elements): Canonicalize
1313 (sra_build_assignment): New.
1314 (generate_copy_inout, generate_element_copy,
1315 generate_element_zero, generate_one_element_init): Use it.
1317 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1319 * tree-sra.c (instantiate_missing_elements): Canonicalize
1321 (sra_build_assignment): New.
1322 (generate_copy_inout, generate_element_copy,
1323 generate_element_zero, generate_one_element_init): Use it.
1325 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1327 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1330 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1332 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1333 types as aggregates not scalars.
1334 * function.c (assign_stack_temp_for_type): Likewise.
1336 2007-02-14 Roger Sayle <roger@eyesopen.com>
1337 Zdenek Dvorak <dvorakz@suse.cz>
1339 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1342 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1344 * passes.c (next_pass_1): Clear the next field of the copied
1347 2007-02-14 Richard Henderson <rth@redhat.com>
1349 * tree-sra.c (early_sra): New.
1350 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1351 (tree_sra_early, pass_sra_early): New.
1352 * tree-pass.h (pass_sra_early): Declare.
1353 * passes.c (init_optimization_passes): Use it.
1355 2007-02-14 Richard Guenther <rguenther@suse.de>
1357 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1359 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1361 PR tree-optimization/30771
1362 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1364 (vect_analyze_operations): Induction phis can now be marked as
1366 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1367 Update documentation accordingly.
1369 2007-02-14 Nick Clifton <nickc@redhat.com>
1371 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1372 most 3 arguments are supported.
1373 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1375 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1377 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1378 Ensure dst->current is valid.
1380 2007-02-13 Paul Brook <paul@codesourcery.com>
1382 * config.gcc: Add arm*-*-uclinux-*eabi.
1383 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1384 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1385 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1386 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1387 (LINK_SPEC): Define.
1389 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1391 * config/arm/uclinux-eabi.h: New file.
1392 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1393 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1396 2007-02-13 Ian Lance Taylor <iant@google.com>
1398 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1399 * flags.h (warn_strict_overflow): Declare.
1400 (enum warn_strict_overflow_code): Define.
1401 (issue_strict_overflow_warning): New static inline function.
1402 * opts.c (warn_strict_overflow): New variable.
1403 (common_handle_option): Handle OPT_Wstrict_overflow and
1404 OPT_Wstrict_overflow_.
1405 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1407 * fold-const.c: Include intl.h.
1408 (fold_deferring_overflow_warnings): New static variable.
1409 (fold_deferred_overflow_warning): New static variable.
1410 (fold_deferred_overflow_code): New static variable.
1411 (fold_defer_overflow_warnings): New function.
1412 (fold_undefer_overflow_warnings): New function.
1413 (fold_undefer_and_ignore_overflow_warnings): New function.
1414 (fold_deferring_overflow_warnings_p): New function.
1415 (fold_overflow_warning): New static function.
1416 (make_range): Add strict_overflow_p parameter. Change all
1418 (extract_muldiv, extract_muldiv_1): Likewise.
1419 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1420 tree_expr_nonnegative_p.
1421 (fold_negate_expr): Call fold_overflow_warning.
1422 (fold_range_test): Likewise.
1423 (fold_comparison): Likewise.
1424 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1425 instead of tree_expr_nonnegative_p.
1426 (tree_expr_nonnegative_warnv_p): Rename from
1427 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1428 (tree_expr_nonnegative_p): New function.
1429 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1430 strict_overflow_p parameter.
1431 (tree_expr_nonzero_p): New function.
1432 * passes.c (verify_interpass_invariants): New static function.
1433 (execute_one_pass): Call it.
1434 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1436 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1437 (estimate_numbers_of_iterations): Likewise.
1438 (scev_probably_wraps_p): Likewise.
1439 * tree-ssa-ccp.c: Include "toplev.h".
1440 (evaluate_stmt): Defer fold overflow warnings until we know we are
1442 (struct fold_stmt_r_data): Add stmt field.
1443 (fold_stmt_r): Defer fold overflow warnings until we know we
1445 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1446 (fold_stmt_inplace): Likewise.
1447 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1448 (cleanup_control_expr_graph): Defer fold overflow warnings until
1449 we know we are going to optimize.
1450 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1451 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1453 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1454 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1455 * tree-ssa-loop-manip.c (create_iv): Likewise.
1456 * c-typeck.c (build_conditional_expr): Likewise.
1457 (build_binary_op): Likewise.
1458 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1459 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1460 (extract_range_from_unary_expr): Likewise.
1461 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1462 assuming that signed overflow does not occur.
1463 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1464 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1465 (fold_defer_overflow_warnings): Declare.
1466 (fold_undefer_overflow_warnings): Declare.
1467 (fold_undefer_and_ignore_overflow_warnings): Declare.
1468 (fold_deferring_overflow_warnings_p): Declare.
1469 (tree_expr_nonzero_warnv_p): Declare.
1470 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1472 (Warning Options): Document -Wstrict-overflow.
1473 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1474 (tree-ssa-ccp.o): Likewise.
1475 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1476 (fold-const.o): Depend on intl.h.
1478 2007-02-13 Ian Lance Taylor <iant@google.com>
1481 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1484 2007-02-13 Stuart Hastings <stuart@apple.com>
1486 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1488 2007-02-13 Richard Henderson <rth@redhat.com>
1490 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1491 handled_component_p before looking for the indirect_ref.
1493 2007-02-13 Richard Henderson <rth@redhat.com>
1495 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1496 remove flags clobber.
1497 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1498 (bswaphi_lowpart): New.
1499 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1500 remove TARGET_BSWAP test. Delete expander of the same name.
1502 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1503 (expand_unop): Use them.
1505 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1508 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1509 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1510 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1511 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1512 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1513 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1514 assembler dialect choice from asm templates.
1516 2007-02-12 Richard Henderson <rth@redhat.com>
1518 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1519 (fixuns_trunc<SSEMODEF>si2): Use it.
1520 * config/i386/sse.md (vec_setv4sf_0): Export.
1521 * config/i386/i386.c (ix86_build_const_vector): Export.
1522 (ix86_split_convert_uns_si_sse): Rename from
1523 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1524 * config/i386/i386-protos.h: Update.
1526 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1529 * c-typeck.c (c_finish_return): Improve warning message.
1531 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1533 * alias.c (find_symbolic_term): Delete unused function.
1535 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1538 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1539 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1541 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1543 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1544 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1545 the function, temporarily point the debug interface to the null one.
1547 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1549 * dwarf2out.c (round_up_to_align): New static function.
1550 (field_byte_offset): Use it to round the offset.
1552 2007-02-12 Richard Henderson <rth@redhat.com>
1554 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1555 (inswl_const): Export.
1557 2007-02-12 Richard Henderson <rth@redhat.com>
1559 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1560 result mode of the libcall, convert back to outmode.
1562 2007-02-12 Roger Sayle <roger@eyesopen.com>
1564 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1565 (bswapdi2): New define_expand to implement 32-bit implementation.
1567 2007-02-12 Nick Clifton <nickc@redhat.com>
1569 * doc/invoke.texi (Overall Options): Document --help=.
1570 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1571 (cc1_options): Pass --help= on to cc1.
1572 (display_help): Add description of --help=.
1573 (process_command): Add code to handle --help=. Allow translated
1574 --help and --target-help switches to be passed on to compiler
1576 (main): Remove unused if statement.
1577 * opts.c (columns): Remove.
1578 (LEFT_COLUMN): Define.
1579 (wrap_help): Add columns argument.
1580 (print_filtered_help): Change parameters to be an include bitmask,
1581 an exclude bitmask, an any bitmask and the column width. Move the
1582 code to display the params list here. Add code to display the
1583 status of options rather than their descriptions if the quiet flag
1585 (print_specific_help): Change parameters to be an include bitmask,
1586 an exclude bitmask and an any bitmask. Move code to look up the
1587 column width here. Decide upon the title for an options listing.
1588 (common_handle_options): Add code to handle --help=. Adapt code
1589 for --help and --target-help to use the revised form of the
1590 print_specific_help function.
1591 (print_help): Delete.
1592 (print_param_help): Delete.
1593 (print_switch): Delete.
1594 * opts.h (cl_lang_count): Add prototype.
1595 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1596 CL_MAX_OPTION_CLASS): New defines.
1597 * optc-gen.awk: Add construction of cl_lang_count.
1598 * c.opt: Add Warning attribute to warning options and Optimization
1599 attribute to optimization options.
1600 * common.opt: Likewise.
1602 Add -fhelp and -ftarget-help as aliases for the transformed --help
1603 and --target-help options.
1604 * opt-functions.awk: Add code to handle Warning and Optimization
1607 2007-02-12 Richard Henderson <rth@redhat.com>
1609 * config/alpha/constraints.md: New file.
1610 * config/alpha/alpha.c: Include tm-constrs.h.
1611 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1612 alpha_extra_constraint): Remove.
1613 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1614 * config/alpha/alpha-protos.h: Update.
1615 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1616 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1617 (EXTRA_CONSTRAINT): Remove.
1618 * config/alpha/alpha.md: Include constraints.md.
1619 (adddi splitter): Use satisfies_constraint_*.
1620 * config/alpha/predicates.md (add_operand): Likewise.
1621 (sext_add_operand, addition_operation): Likewise.
1623 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1625 PR tree-optimization/29145
1626 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1627 in our handling of restrict qualified pointers.
1629 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1632 * doc/invoke.texi (Wunused-value): Update description.
1633 (Wextra): Delete item.
1634 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1635 value of Wunused-value.
1636 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1637 (c_finish_stmt_expr): Don't check extra_warnings.
1638 (emit_side_effect_warnings): The caller is responsible to check
1641 2007-02-11 Roger Sayle <roger@eyesopen.com>
1642 Matt Thomas <matt@3am-software.com>
1644 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1646 2007-02-11 Roger Sayle <roger@eyesopen.com>
1648 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1649 comparisons of POPCOUNT against zero.
1650 (simplify_const_relational_operation): Likewise.
1652 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1654 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1656 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1658 * dwarf2out.c (root_type): Delete unused function.
1660 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1662 * genattrtab.c (contained_in_p): Delete unused function.
1663 (write_expr_attr_cache): Likewise.
1665 2007-02-11 Jan Hubicka <jh@suse.cz>
1667 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1670 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1672 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1673 to add the REG_EQ* note.
1674 * see.c (see_merge_one_use_extension): Likewise.
1675 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1676 turn REG_EQUAL notes into REG_EQUIV notes if the target
1677 register may have more than one set.
1678 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1679 * gcse.c (try_replace_reg): Likewise.
1680 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1681 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1682 more than one REG_EQUIV note.
1683 * reload1.c (gen_reload): Use set_unique_reg_note.
1685 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1688 (ix86_builtin_conversion): New function.
1690 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1693 * tree.h (DECL_REPLACEABLE_P): New macro.
1694 * except.c (set_nothrow_function_flags): Likewise.
1696 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1697 Ira Rosen <irar@il.ibm.com>
1698 Dorit Nuzman <dorit@il.ibm.com>
1700 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1701 * targhooks.c (default_builtin_vectorized_conversion): New.
1702 * targhooks.h (default_builtin_vectorized_function): New declaration.
1703 * target.h (struct vectorize): Add builtin_conversion field.
1704 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1705 stmt_vec_info_type value.
1706 (vectorizable_conversion): New declaration.
1707 * tree-vect-analyze.c (vect_analyze_operations): Add
1708 vectorizable_conversion call.
1709 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1710 * tree-vect-transform.c (vectorizable_conversion): New function.
1711 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1712 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1714 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1715 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1716 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1717 or ALTIVEC_BUILTIN_VCFSX.
1719 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1722 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1723 CONST_DOUBLE and operand 0 is a hard register.
1724 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1725 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1726 is a hard floating-point register.
1728 2007-02-10 Richard Henderson <rth@redhat.com>
1729 Jakub Jelinek <jakub@redhat.com>
1730 Alexandre Oliva <aoliva@redhat.com>
1732 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1733 * builtin-types.def (BT_WORD): Make unsigned.
1734 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1735 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1736 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1737 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1738 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1739 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1741 * expr.c (emutls_var_address): New.
1742 (expand_expr_real_1): Expand emulated tls.
1743 (expand_expr_addr_expr_1): Likewise.
1744 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1745 * output.h (emutls_finish): Declare.
1746 * toplev.c (compile_file): Call it.
1747 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1748 address before wrapping in CONST.
1749 * varasm.c (emutls_htab, emutls_object_type): New.
1750 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1751 (get_emutls_object_name, get_emutls_object_type): New.
1752 (get_emutls_init_templ_addr, emutls_decl): New.
1753 (emutls_common_1, emutls_finish): New.
1754 (assemble_variable): When emulating tls, swap decls; generate
1755 constructor for the emutls objects.
1756 (do_assemble_alias): When emulating tls, swap decl and target name.
1757 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1759 * varpool.c (decide_is_variable_needed): Look at force_output.
1760 Recurse for emulated tls.
1761 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1762 with decide_is_variable_needed.
1763 * emutls.c: New file.
1764 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1765 tls_object for real tls.
1767 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1769 PR rtl-optimization/29599
1770 * reload1.c (eliminate_regs_in_insn): Take the destination
1771 mode into account when computing the offset.
1773 2007-02-09 Stuart Hastings <stuart@apple.com>
1774 Richard Henderson <rth@redhat.com>
1776 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1777 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1778 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1779 fixuns_truncdfhi2): New.
1780 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1781 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1782 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1783 (floatunssidf2): Allow nonimmediate source.
1784 * gcc/config/i386/sse.md (movdi_to_sse): New.
1785 (vec_concatv2di): Drop '*'.
1786 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1787 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1788 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1790 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1791 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1792 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1793 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1794 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1795 ix86_build_const_vector.
1796 (x86_emit_floatuns): Rewrite.
1798 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1800 * genautomata.c (longest_path_length): Delete unused function.
1801 (struct state): Delete unused longest_path_length.
1802 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1803 (get_free_state): Delete unused.
1805 2007-02-09 Jan Hubicka <jh@suse.cz>
1807 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1808 * doc/invoke.texi (inline-unit-growth): Update default value.
1810 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1811 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1812 (rebuild_cgraph_edges): Likewise.
1813 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1814 (dump_cgraph_node): Dump frequencies.
1815 (cgraph_clone_edge): Add frequency scales.
1816 (cgraph_clone_node): Add freuqnecy.
1817 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1818 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1819 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1820 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1821 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1822 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1823 (save_inline_function_body): Likewise.
1824 * ipa-inline.c: inluce rtl.h
1825 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1826 (cgraph_edge_badness): Use frequencies.
1827 (cgraph_decide_recursive_inlining): Update clonning.
1828 (cgraph_decide_inlining_of_small_function): Dump frequency.
1829 * predict.c (estimate_bb_frequencies): Export.
1830 * predict.h (estimate_bb_frequencies): Declare.
1831 * tree-inline.c (copy_bb): Watch overflows.
1832 (expand_call_inline): Update call of cgraph_create_edge.
1833 (optimize_inline_calls): Use TODO flags to update frequnecies.
1834 * passes.h: Include predict.h
1835 (init_optimization_passes): Move profile ahead.
1836 (execute_function_todo): Handle TODO_rebuild_frequencies.
1838 2007-02-09 Roger Sayle <roger@eyesopen.com>
1840 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1841 the insbl or inswl pattern into a register.
1843 2007-02-09 Roger Sayle <roger@eyesopen.com>
1845 * config/ia64/ia64.md (bswapdi2): New define_insn.
1847 2007-02-09 Richard Henderson <rth@redhat.com>
1849 * config/i386/constraints.md (Ym): New constraint.
1850 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1851 (movdi_1_rex64): Split sse and xmm general register moves from
1852 memory move alternatives. Use conditional register constraints.
1853 (movsf_1, movdf_integer): Likewise.
1854 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1855 (movdf_integer_rex64): New.
1856 (pushsf_rex64): Fix output constraints.
1857 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1858 (sse2_stored): Likewise.
1859 (sse2_storeq_rex64): New.
1860 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1861 amd and not generic.
1862 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1863 for optimize_size. Remove SF/DFmode hack.
1865 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1867 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1870 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1871 Richard Sandiford <richard@codesourcery.com>
1873 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1874 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1875 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1876 m68k/t-mlib to tmake_file.
1877 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1878 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1879 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1880 Allow it to be cf or m68k. Set m68k_arch_family. If that
1881 variable is not empty, add t-$m68k_arch_family to tmake_file.
1882 Add t-mlibs to tmake_file.
1883 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1884 * config/m68k/t-cf: New file.
1885 * config/m68k/t-m68k: Likewise.
1886 * config/m68k/t-mlibs: Likewise.
1887 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1888 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1889 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1890 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1891 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1893 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1894 (INSTALL_LIBGCC): Delete.
1895 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1896 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1897 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1898 (M68K_MLIB_CPU): Define.
1899 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1900 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1901 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1903 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1904 Richard Guenther <rguenther@suse.de>
1907 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1908 against INT_MIN/INT_MAX.
1909 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1910 file if a loop is removed.
1912 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1914 * calls.c (store_one_arg): Pass correct alignment to
1915 emit_push_insn for non-BLKmode values.
1916 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1917 unaligned stack slot via a suitably aligned slot.
1919 2007-02-08 DJ Delorie <dj@redhat.com>
1921 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1923 (legal_subregs): Use unsigned char, make const.
1924 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1926 2007-02-08 Paul Brook <paul@codesourcery.com>
1928 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1929 special interworking needed.
1931 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1933 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1934 conditional to __SSE2__.
1935 (Entries below should have been added to first ChangeLog
1936 entry for amdfam10 dated 2007-02-05)
1937 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1939 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1941 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1944 2007-02-08 DJ Delorie <dj@redhat.com>
1946 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1947 * config/m32c/m32c.c (legal_subregs): New.
1948 (m32c_illegal_subreg_p): New.
1949 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1950 unsupported subregs of hard regs.
1952 2007-02-08 Jan Hubicka <jh@suse.cz>
1954 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1955 the same one; always update histograms.
1957 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1959 * passes.c (init_optimization_passes): Tidy comment.
1961 2007-02-08 Roger Sayle <roger@eyesopen.com>
1963 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1964 strip zero_extend, bswap and rotates from POCOUNT's argument.
1965 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1966 zero_extend and rotates from PARITY's argument.
1967 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1968 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1969 of an integer constant at compile-time.
1971 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1974 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1976 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1979 * tree-ssa-live.c (remove_unused_locals): Do not remove
1980 TREE_ADDRESSABLE variables.
1981 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1982 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1983 FOR_CLOBBER. Update all users.
1984 If VAR has an associated alias set, add a virtual operand for
1985 it if no alias is found to conflict with the memory reference.
1987 2007-02-07 Jan Hubicka <jh@suse.cz>
1988 Robert Kidd <rkidd@crhc.uiuc.edu>
1990 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1992 2007-02-07 Ian Lance Taylor <iant@google.com>
1994 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1996 2007-02-07 Roger Sayle <roger@eyesopen.com>
1998 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1999 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2000 tablejumpdi, movsi_to_cr_one): Remove constraints from
2001 define_expand's match_operands.
2003 2007-02-07 Roger Sayle <roger@eyesopen.com>
2005 * global.c (compute_regsets): Move declatation of "i" inside of
2006 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2008 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2011 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2012 of INDIRECT_REF <RESULT_DECL>.
2014 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2016 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2017 Kaz Kojima <kkojima@gcc.gnu.org>
2020 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2022 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2024 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2026 * doc/loop.texi: Document possibility not to perform disambiguation
2027 of loops with multiple latches.
2028 * cfgloopmanip.c (alp_enum_p): Removed.
2029 (add_loop): Handle subloops. Use get_loop_body_with_size.
2030 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2031 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2032 the new forwarder block.
2033 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2034 Handle the case latch is NULL.
2035 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2036 when marking loop exits.
2037 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2039 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2040 disambiguate_loops_with_multiple_latches.
2041 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2042 before fix_loop_structure.
2043 * cfgloop.c: Include pointer-set.h and output.h.
2044 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2045 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2046 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2047 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2048 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2049 disambiguate_multiple_latches, get_loop_body_with_size,
2050 disambiguate_loops_with_multiple_latches): New functions.
2051 (flow_loop_dump): Dump multiple latch edges.
2052 (flow_loop_nodes_find): Handle loops with multiple latches.
2053 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2054 (glb_enum_p): Modified.
2055 (get_loop_body): Use get_loop_body_with_size.
2056 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2057 (AVOID_CFG_MODIFICATIONS): New constant.
2058 (disambiguate_loops_with_multiple_latches, add_loop,
2059 get_loop_body_with_size): Declare.
2060 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2062 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2065 * global.c (compute_regsets): New function.
2066 (global_alloc): Refactored ELIMINABLE_REGSET
2067 and NO_GLOBAL_ALLOC_REGS computation out.
2068 (rest_of_handle_global_alloc): Call compute_regsets()
2069 for non-optimizing case.
2071 2007-02-06 Richard Henderson <rth@redhat.com>
2073 * config/i386/constraints.md (Y2): Rename from Y.
2074 (Yi): New constraint.
2075 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2076 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2077 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2078 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2079 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2080 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2081 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2082 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2083 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2084 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2085 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2086 vec_extractv2si_1): Change Y constraints to Y2.
2087 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2088 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2089 Change Y constraints to Y2.
2090 (sse2_loadld): Change Y constraints to x.
2092 2007-02-06 Roger Sayle <roger@eyesopen.com>
2094 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2095 (parity<mode>2): New define_expand using rs6000_emit_parity.
2096 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2097 rs6000_emit_parity): New functions.
2098 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2099 rs6000_emit_parity): Prototype here.
2101 2007-02-06 Ian Lance Taylor <iant@google.com>
2103 * lower-subreg.c (simple_move_operand): Reject CONST.
2104 (resolve_clobber): Call validate_change rather than directly
2105 assigning to XEXP (pat, 0).
2107 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2109 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2110 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2111 (tree-cfg.o): Remove hashtab.h dependency.
2113 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2114 (struct ivopts_data): Change niters to pointer_map_t.
2115 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2116 (niter_for_exit): Create pointer_map on demand. Change for
2118 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2119 (free_loop_data): Destroy data->niters if created and reset field.
2120 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2121 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2123 * tree-ssa-reassoc.c: Include pointer-set.h.
2124 (bb_rank): Change to long *.
2125 (operand_rank): Change to pointer_map_t.
2126 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2127 (insert_operand_rank): Accept long.
2128 (operand_entry_hash, operand_entry_eq): Remove.
2129 (get_rank): Return long. Adjust for changes above.
2130 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2132 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2134 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2135 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2136 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2138 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2139 directly since it cannot be NULL.
2140 (get_vi_for_tree): Rewrite for pointer_map API.
2141 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2142 (init_alias_vars): Create vi_for_tree as pointer_map.
2143 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2145 * tree-cfg.c: Don't include hashtab.h.
2146 (edge_to_cases): Declare as pointer_map.
2147 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2149 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2150 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2151 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2153 (record_switch_edge): Delete.
2154 (get_cases_for_edge): Adjust for pointer_map API, inline
2155 record_switch_edge (rewritten for new API), remove goto.
2157 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2159 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2160 * tree-nested.c: Include pointer-set.h.
2161 (var_map_elt, var_map_eq, var_map_hash): Delete.
2162 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2164 (nesting_info_bitmap_obstack): New.
2165 (lookup_field_for_decl): Adjust for pointer_map API.
2166 (lookup_tramp_for_decl): Adjust for pointer_map API.
2167 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2168 (get_local_debug_decl): Adjust for pointer_map API.
2169 (convert_nl_goto_reference): Adjust for pointer_map API.
2170 (convert_nl_goto_receiver): Adjust for pointer_map API.
2171 (create_nesting_tree): Create outside GGC space. Create bitmap on
2172 the new obstack. Create field_map and var_map as pointer_maps.
2173 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2175 (lower_nested_functions): Move root here, no need to NULL it.
2176 Initialize and release the obstack.
2178 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2180 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2181 Remove prototypes and make them non-static.
2182 (struct tree_int_map): Remove.
2183 * tree.h (struct tree_int_map): Move here, turning TO into an
2185 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2187 * tree.h (TREE_COMPLEXITY): Remove.
2188 (struct tree_exp): Remove complexity field.
2189 * tree.c (build1_stat): Don't set it.
2191 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2192 Victor Kaplansky <victork@il.ibm.com>
2194 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2195 (vect_is_simple_reduction): Support reduction with induction as
2196 one of the operands.
2197 (vect_is_simple_iv_evolution): Fix formatting.
2198 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2199 formatting. Don't mark induction phis for vectorization.
2200 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2201 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2202 (vect_get_vec_def_for_operand): Support induction.
2203 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2205 (vectorizable_reduction): Support reduction with induction as one of
2207 (vectorizable_type_demotion): Use def-type of stmt argument rather
2208 than dummy def-type.
2210 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2211 flag_tree_scev_cprop.
2212 * common.opt (tree-scev-cprop): New flag.
2214 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2215 call to vect_get_new_vect_var.
2217 2007-02-06 Ira Rosen <irar@il.ibm.com>
2219 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2220 vectype is not NULL.
2221 (vect_pattern_recog_1): Likewise.
2223 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2225 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2226 (fold_negate_expr): Likewise.
2228 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2231 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2232 even if cv-qualification is the same.
2234 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2236 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2237 __enable_execute_stack on completion.
2239 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2241 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2242 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2243 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2244 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2245 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2246 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2247 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2248 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2250 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2252 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2253 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2254 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2255 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2256 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2257 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2258 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2259 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2260 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2261 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2262 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2263 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2264 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2265 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2266 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2267 sqrtextenddfxf2_i387): Added amdfam10_decode.
2269 * config/i386/athlon.md (athlon_idirect_amdfam10,
2270 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2271 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2272 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2273 athlon_ivector_store_amdfam10): New define_insn_reservation.
2274 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2279 * config/i386/athlon.md (athlon_call_amdfam10,
2280 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2281 define_insn_reservation.
2282 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2283 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2284 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2286 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2288 * config/i386/athlon.md (athlon_sseld_amdfam10,
2289 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2290 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2292 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2294 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2295 define_insn_reservation.
2296 * config/i386/i386.md (sseins): Added sseins to define_attr type
2297 and define_attr unit.
2298 * config/i386/sse.md: Set type attribute to sseins for insertq
2301 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2303 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2304 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2305 ssecomi_load_amdfam10, ssecomi_amdfam10,
2306 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2307 define_insn_reservation.
2308 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2312 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2313 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2314 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2315 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2316 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2317 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2318 define_insn_reservation.
2320 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2321 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2322 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2323 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2324 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2326 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2328 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2329 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2330 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2331 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2332 athlon_ssemul_load_k8): Added amdfam10.
2334 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2336 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2337 (x86_sse_unaligned_move_optimal): New variable.
2339 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2341 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2342 for unaligned vector SSE double/single precision loads for AMDFAM10.
2344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2346 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2347 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2348 Define TARGET_CPU_DEFAULT_amdfam10.
2349 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2350 (processor_type): Add PROCESSOR_AMDFAM10.
2352 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2353 processor_type in config/i386/i386.h.
2354 Enable imul peepholes for TARGET_AMDFAM10.
2356 * config.gcc: Add support for --with-cpu option for amdfam10.
2358 * config/i386/i386.c (amdfam10_cost): New variable.
2359 (m_AMDFAM10): New macro.
2360 (m_ATHLON_K8_AMDFAM10): New macro.
2361 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2362 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2363 x86_promote_QImode, x86_integer_DFmode_moves,
2364 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2365 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2366 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2367 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2368 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2369 Enable/disable for amdfam10.
2370 (override_options): Add amdfam10_cost to processor_target_table.
2371 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2372 processor_alias_table.
2373 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2374 (ix86_adjust_cost): Add code for amdfam10.
2376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2378 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2379 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2380 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2381 * config/i386/i386.h: Add builtin definition for SSE4A.
2382 * config/i386/i386.md: Add support for ABM instructions
2384 * config/i386/sse.md: Add support for SSE4A instructions
2385 (movntss, movntsd, extrq, insertq).
2386 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2387 Add -march=amdfam10 flag.
2388 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2389 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2391 * doc/extend.texi: Add documentation for SSE4A builtins.
2393 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2395 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2397 2007-02-05 Richard Guenther <rguenther@suse.de>
2399 * tree-vectorizer.h (vectorizable_function): Add argument type
2400 argument, change return type.
2401 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2402 * tree-vect-transform.c (vectorizable_function): Handle extra
2403 argument, return vectorized function decl.
2404 (build_vectorized_function_call): Remove.
2405 (vectorizable_call): Handle calls with result and argument types
2406 differing. Handle loop vectorization factor correctly.
2407 * targhooks.c (default_builtin_vectorized_function): Adjust for
2409 * targhooks.h (default_builtin_vectorized_function): Likewise.
2410 * target.h (builtin_vectorized_function): Add argument type
2412 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2413 extra argument, allow vectorizing of lrintf.
2414 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2415 documentation of target hook.
2417 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2420 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2421 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2422 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2424 2007-02-05 Roger Sayle <roger@eyesopen.com>
2426 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2427 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2428 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2429 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2430 before canonicalizing sincos to cexpi.
2431 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2433 2007-02-05 Roger Sayle <roger@eyesopen.com>
2435 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2436 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2437 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2439 2007-02-05 Roger Sayle <roger@eyesopen.com>
2441 * mips-tfile.c (initialize_init_file): Correct endianness test.
2443 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2445 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2448 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2450 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2451 saves in a PARALLEL before the register assignments.
2453 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2455 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2456 DWARF_FRAME_RETURN_COLUMN to be a general register.
2457 * dwarf2out.c (init_return_column_size): New function, split from...
2458 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2459 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2460 to be nongeneral registers.
2461 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2463 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2464 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2466 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2468 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2470 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2472 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2473 (remove_path): Use can_remove_branch_p and remove_branch instead
2474 of loop_delete_branch_edge.
2475 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2476 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2477 Update profile using scale_dominated_blocks_in_loop.
2478 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2479 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2480 (can_remove_branch_p, remove_branch): Declare.
2481 * tree-cfg.c (tree_can_remove_branch_p): New function.
2482 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2483 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2484 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2486 2007-02-05 Jan Hubicka <jh@suse.cz>
2489 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2490 nodes in cgraph, don't remove offline copy of the function.
2492 2007-02-04 Jan Hubicka <jh@suse.cz>
2494 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2495 vectors might cause maybe_lookup_element_for_expr to be called
2496 on non-sra-candidate.
2498 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2500 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2501 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2502 spelling conventions.
2504 2007-02-04 Richard Guenther <rguenther@suse.de>
2507 * fold-const.c (try_move_mult_to_index): Make sure to not
2508 overflow one dimension of a multi-dimensional array access.
2510 2007-02-04 Jan Hubicka <jh@suse.cz>
2512 * passes.c (init_optimization_passes): Reindent.
2514 2007-02-04 Jan Hubicka <jh@suse.cz>
2515 Eric Botcazou <ebotcazou@adacore.com>
2517 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2518 (execute_fixup_cfg): Break out the abnormal goto code.
2519 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2520 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2521 (optimize_inline_calls): Call make_nonlocal_label_edges.
2523 2007-02-04 Jan Hubicka <jh@suse.cz>
2525 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2526 true when something was changed.
2527 (rename_ssa_copies): When something was changed, do
2528 TODO_remove_unused_locals.
2529 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2530 add TODO_remove_unused_locals when instruction was removed.
2532 2007-02-04 Jan Hubicka <jh@suse.cz>
2534 * ipa-inline.c (try_inline): Improve debug output; work on already
2536 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2537 call try_inline for already inlined edges too when flattening;
2538 inline also functions that make callee growth but overall unit size
2541 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2543 * config/m32c/bitops.md, config/m32c/jump.md,
2544 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2545 config/m32r/m32r.h, config/m32r/m32r.md,
2546 config/m32r/predicates.md, config/m68hc11/larith.asm,
2547 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2548 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2549 config/mips/mips-protos.h, config/mips/mips.c,
2550 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2551 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2552 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2553 spelling conventions.
2555 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2556 Follow spelling conventions.
2558 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2560 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2561 warn about C++0x compatibility.
2563 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2565 * config/h8300/h8300.c, config/h8300/h8300.h,
2566 config/h8300/h8300.md: Follow spelling conventions.
2568 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2571 * combine.c (try_combine): Do not substitute source operand
2572 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2574 2007-02-03 Jan Hubicka <jh@suse.cz>
2576 PR gcov-profile/30650
2577 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2578 do not divide by zero for never executed counters.
2579 (tree_find_values_to_profile): Fix counters.
2580 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2582 2007-02-03 Ian Lance Taylor <iant@google.com>
2584 * lower-subreg.c (simple_move_operand): New static function,
2585 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2587 (simple_move): Call simple_move_operand.
2588 (find_decomposable_subregs): Add special handling of MEMs.
2589 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2590 meaning of return value. If we see a hard register, test whether
2591 it can store a word_mode value. Change all callers.
2593 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2595 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2596 ftrapv insns and expanders.
2597 (subdi3): Change define_expand operand 1 to arith11_operand, and
2598 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2599 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2600 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2604 * varasm.c (notice_global_symbol): Treat global objects as weak when
2607 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2609 * emit-rtl.c (dconstpi): Delete.
2611 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2612 * real.h (dconstpi): Delete.
2614 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2615 (fold_builtin_hypot): Likewise.
2617 2007-02-03 Tom Tromey <tromey@redhat.com>
2620 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2621 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2623 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2625 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2626 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2627 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2628 config/rs6000/cell.md, config/rs6000/darwin.h,
2629 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2630 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2631 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2632 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2633 typos. Follow spelling conventions.
2634 * doc/invoke.texi: Follow spelling conventions.
2636 2007-02-03 Roger Sayle <roger@eyesopen.com>
2638 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2639 canonicalization transformations that attempt to simplify integer
2640 constant comparisons to become comparisons against zero.
2642 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2644 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2646 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2647 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2649 2007-02-02 Mike Stump <mrs@apple.com>
2651 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2652 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2653 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2654 generate a branch island.
2656 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2658 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2659 (xtensa_legitimate_address_p): New.
2660 (xtensa_legitimize_address): New.
2661 (xtensa_output_addr_const_extra): New.
2662 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2664 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2665 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2666 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2667 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2668 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2669 (xtensa_legitimize_address): New.
2670 (xtensa_output_addr_const_extra): New.
2672 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2674 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2676 2007-02-02 Ian Lance Taylor <iant@google.com>
2678 * expmed.c (expand_divmod): Add comment.
2680 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2682 * emit-rtl.c (renumber_insns): Remove.
2683 * flags.h: Remove the extern for flag_renumber_insns.
2684 * rtl.h: Remove the prototype for renumber_insns.
2685 * toplev.c (flag_renumber_insns): Remove.
2687 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2689 Revert for x86 darwin:
2690 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2692 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2693 code before the following patch under TARGET_MACHO.
2694 (ix86_function_value_regno_p): Likewise.
2696 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2698 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2701 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2704 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2705 general or fp registers. Add comments.
2706 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2708 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2710 * pointer-set.c (insert_aux): Only return insertion slot.
2711 (pointer_set_insert): Adjust.
2712 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2713 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2714 pointer_map_traverse): New.
2715 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2716 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2717 pointer_map_contains, pointer_map_traverse): Declare.
2719 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2722 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2723 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2725 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2727 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2729 (struct _dep): New type.
2730 (dep_t): New typedef.
2731 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2732 (DEP_STATUS): New access macro. The macro with the same name was
2733 renamed to DEP_LINK_STATUS.
2734 (dep_init): Declare function
2736 (struct _dep_link): New type.
2737 (dep_link_t): New typedef.
2738 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2739 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2740 (DEP_LINK_STATUS): New macro.
2741 (debug_dep_links): New debug function.
2743 (struct _deps_list): New type.
2744 (deps_list_t): New typedef.
2745 (DEPS_LIST_FIRST): New access macro.
2746 (FOR_EACH_DEP_LINK): New cycle macro.
2747 (create_deps_list, free_deps_list, delete_deps_list): Declare
2749 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2750 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2751 (copy_deps_list_change_con): Ditto.
2753 (move_dep_link): Declare function.
2755 (struct _dep_node): New type.
2756 (dep_node_t): New typedef.
2757 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2759 (struct haifa_insn_data.back_deps): New field to hold backward
2760 dependencies of the insn.
2761 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2763 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2764 Change its type to deps_list_t.
2765 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2766 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2767 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2769 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2771 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2773 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2775 (dep_cost): Declare.
2777 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2778 (ds_to_dk, dk_to_ds): New functions.
2780 (init_dep_1): New static function.
2781 (init_dep): New function.
2782 (copy_dep): New static function.
2784 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2786 (detach_dep_link): New static function.
2787 (move_dep_link): New function.
2789 (dep_links_consistent_p, dump_dep_links): New static functions.
2790 (debug_dep_links): New debugging function.
2792 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2794 (alloc_deps_list, init_deps_list): New static functions.
2795 (create_deps_list): New function.
2796 (clear_deps_list): New static function.
2797 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2798 (deps_list_consistent_p, dump_deps_list): New static functions.
2799 (debug_deps_list): New function.
2800 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2802 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2804 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2805 use new scheduler dependencies lists.
2806 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2807 (sched_analyze): Ditto. Initialize dependencies lists.
2808 (add_forw_dep, compute_forward_dependences): Update to use new
2809 scheduler dependencies lists.
2811 (init_dependency_caches): Init deps_obstack.
2812 (free_dependency_caches): Free deps_obstack.
2814 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2815 new scheduler dependencies lists.
2816 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2817 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2819 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2820 Update to use new scheduler dependencies lists.
2821 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2822 (debug_dependencies): Ditto.
2823 (schedule_region): Update comments.
2825 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2826 scheduler dependencies lists.
2827 (schedule_ebb): Update comments.
2829 * rtl.def (DEPS_LIST): Remove.
2831 * lists.c (unused_deps_list): Remove.
2832 (free_list): Update assertions.
2834 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2835 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2837 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2838 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2840 * haifa-sched.c (comments): Update.
2841 (insn_cost1): Remove. Inline the code into insn_cost ().
2842 (insn_cost): Update to use new scheduler dependencies lists. Move
2843 processing of the dependency cost to dep_cost ().
2844 (dep_cost): New function. Use it instead of insn_cost () when
2845 evaluating cost of the dependency. Use compatible interface to
2846 interact with the target.
2847 (priority): Update to use new scheduler dependencies lists.
2848 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2849 with greater number of insns that depend on the insn.
2850 (schedule_insn): Update to use new scheduler dependencies lists. Add
2851 code to free backward dependencies lists. Inline and optimize code
2852 from resolve_dep () - see PR28071.
2853 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2854 lists. Update call to targetm.sched.is_costly_dependence hook.
2856 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2857 scheduler dependencies lists.
2859 (resolve_dep): Remove. Move the logic to schedule_insn ().
2860 (init_h_i_d): Initialize dependencies lists.
2862 (process_insn_depend_be_in_spec): Rename to
2863 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2865 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2866 Update to use new scheduler dependencies lists.
2867 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2869 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2870 new scheduler dependencies lists.
2871 (build_intra_loop_deps): Ditto.
2873 * target.h (struct _dep): Declare to use in
2874 gcc_target.sched.is_costly_dependence.
2875 (struct gcc_target.sched.adjust_cost): Fix typo.
2876 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2877 single dep_t parameter instead of an equivalent triad.
2878 (struct gcc_target.sched.adjust_cost_2): Remove.
2880 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2882 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2884 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2886 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2888 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2889 (REG_DEP_TRUE): Document.
2891 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2892 Change signature to correspond to the targetm.sched.adjust_cost hook.
2893 Update use in TARGET_SCHED_ADJUST_COST_2.
2894 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2895 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2896 new scheduler dependencies lists.
2897 (ia64_gen_check): Ditto.
2899 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2902 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2903 signature to correspond to the targetm.sched.is_costly_dependence hook.
2904 (is_costly_group): Update to use new scheduler dependencies lists.
2906 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2907 instead of INSN_COST () macro.
2909 2007-02-01 Ian Lance Taylor <iant@google.com>
2911 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2913 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2915 * pa.md (tp_load): Correct mfctl instruction syntax.
2917 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2919 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2920 altivec_padding_size calculation on AIX. Improve comment, add
2921 assert to verify that it's right.
2923 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2926 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2929 * global.c (global_alloc): Add mising initialization of
2932 2007-02-01 Roger Sayle <roger@eyesopen.com>
2934 * alias.c (init_alias_analysis): Correct whitespace.
2935 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2936 partition_hot_cold_basic_blocks): Likewise.
2937 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2938 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2939 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2940 fold_builtin_snprintf_chk, fold_builtin_printf,
2941 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2942 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2943 * cfgcleanup.c (cleanup_cfg): Likewise.
2944 * cfgexpand.c (tree_expand_cfg): Likewise.
2945 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2946 * function.c (get_next_funcdef_no): Likewise.
2947 * gengtype.c (main): Likewise.
2948 * genmodes.c (main): Likewise.
2949 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2950 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2951 * ifcvt.c (noce_emit_move_insn): Likewise.
2952 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2954 * stor-layout.c (get_best_mode): Likewise.
2955 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2956 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2957 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2958 perform_var_substitution, solve_graph): Likewise.
2959 * tree-vrp.c (vrp_finalize): Likewise.
2961 2007-02-01 Ian Lance Taylor <iant@google.com>
2963 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2964 high part of a paradoxical subreg, return a constant zero.
2966 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2968 * toplev.c (lang_dependent_init): Call init_set_costs.
2969 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2971 2007-02-01 Richard Guenther <rguenther@suse.de>
2974 * fold-const.c (fold_negate_expr): Allow negating a
2975 constant if overflow does not change.
2977 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2979 * doc/c-tree.texi (Expression trees): Improve markup.
2980 * doc/tm.texi (Register Classes, Addressing Modes)
2981 (Floating Point): Fix spacing after abbreviations. Fix some
2984 2007-02-01 Ben Elliston <bje@au.ibm.com>
2986 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2987 * doc/contrib.texi: Likewise.
2988 * doc/install.texi: Likewise.
2990 2007-01-31 Richard Henderson <rth@redhat.com>
2991 Ian Lance Taylor <iant@google.com>
2993 * lower-subreg.c: New file.
2994 * rtl.def (CONCATN): Define.
2995 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2997 * emit-rtl.c (update_reg_offset): New static function, broken out
2998 of gen_rtx_REG_offset.
2999 (gen_rtx_REG_offset): Call update_reg_offset.
3000 (gen_reg_rtx_offset): New function.
3001 * regclass.c: Revert patch of 2006-03-05, restoring
3003 (clear_reg_info_regno): New function.
3004 * dwarf2out.c (concatn_loc_descriptor): New static function.
3005 (loc_descriptor): Handle CONCATN.
3006 * common.opt (fsplit_wide_types): New option.
3007 * opts.c (decode_options): Set flag_split_wide_types when
3009 * timevar.def (TV_LOWER_SUBREG): Define.
3010 * rtl.h (gen_reg_rtx_offset): Declare.
3011 (reg_scan_update): Declare.
3012 * regs.h (clear_reg_info_regno): Declare.
3013 * tree-pass.h (pass_lower_subreg): Declare.
3014 (pass_lower_subreg2): Declare.
3015 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3016 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3018 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3019 * Makefile.in (OBJS-common): Add lower-subreg.o.
3020 (lower-subreg.o): New target.
3022 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3024 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3026 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3029 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3031 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3034 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3036 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3038 * cfgloop.h: Include vec-prim.h.
3039 (enum li_flags): Remove LI_ONLY_OLD.
3040 (loop_iterator): Changed.
3041 (fel_next, fel_init): Iterate over loop tree.
3042 (FOR_EACH_LOOP_BREAK): New macro.
3043 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3045 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3046 * modulo-sched.c (sms_schedule): Ditto.
3047 * tree-vectorizer.c (vectorize_loops): Ditto.
3048 * doc/loop.texi: Update information on loop numbering and behavior of
3049 FOR_EACH_LOOP wrto new loops.
3050 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3051 add_to_evolution_1): Test nestedness of loops instead of comparing
3053 * tree-chrec.c (chrec_fold_plus_poly_poly,
3054 chrec_fold_multiply_poly_poly, chrec_evaluate,
3055 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3056 reset_evolution_in_loop): Ditto.
3057 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3059 2007-01-31 Dirk Mueller <dmueller@suse.de>
3061 * c-common.c (warn_about_parentheses): Separate warning about
3062 un-parenthized sequence of comparison operators from the one
3063 which is supposed to warn about x <= y <= z.
3065 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3067 * optabs.h (enum optab_index): Add new OTI_isinf.
3068 (isinf_optab): Define corresponding macro.
3069 * optabs.c (init_optabs): Initialize isinf_optab.
3070 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3072 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3073 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3075 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3076 expand_builtin_interclass_mathfn.
3077 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3078 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3079 (fxam<mode>2_i387): New insn pattern.
3080 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3081 built-in functions as x87 inline asm.
3083 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3085 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3087 2007-01-30 Eric Christopher <echristo@apple.com>
3089 * config.gcc: Add geode.
3091 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3093 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3094 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3095 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3096 value-prof.c: Fix comment typos.
3098 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3101 * doc/invoke.texi (Wpointer-arith): Document warning.
3103 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3105 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3106 the list of discrepancies from the draft TR.
3108 2007-01-30 Dirk Mueller <dmueller@suse.de>
3111 * doc/invoke.texi (-Wreturn-type): Update description to
3114 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3116 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3118 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3120 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3121 to handle optabs that operate on floating point input argument and
3122 output to integer output.
3123 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3124 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3125 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3126 expand_builtin_interclass_mathfn ().
3127 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3129 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3130 ilogbl built-in functions as x87 intrinsics.
3132 2007-01-30 Richard Guenther <rguenther@suse.de>
3135 * dwarf2out.c (reference_to_unused): Query varpool if the
3136 variable was output.
3138 2007-01-30 Richard Guenther <rguenther@suse.de>
3141 * passes.c (execute_one_pass): Reset in_gimple_form to not
3142 confuse non-unit-at-a-time mode.
3144 2007-01-29 Roger Sayle <roger@eyesopen.com>
3145 Richard Guenther <rguenther@suse.de>
3147 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3148 avoid undefined behaviour on overflow. Use force_fit_type_double
3149 to construct the constant with the specified TREE_OVERFLOW.
3151 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3153 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3154 * config/dfp-bit.h: Ditto.
3156 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3158 * c-decl.c (pop_scope): Replace warnings with call to
3159 warn_for_unused_label.
3160 * c-common.h (warn_for_unused_label): Declare.
3161 * c-common.c (warn_for_unused_label): Define.
3163 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3165 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3168 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3170 * Makefile.in (USER_H): Remove decfloat.h.
3171 * ginclude/decfloat.h: Delete, moving contents to ...
3172 * ginclude/float.h: Add support for decimal floating point,
3173 guarded by __STDC_WANT_DEC_FP__.
3175 2007-01-29 Mike Stump <mrs@apple.com>
3177 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3178 Analysis and Representation to resolve case insensitive conflict.
3179 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3181 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3183 * tree.h (struct tree_memory_tag): Add aliases member.
3184 (MTAG_ALIASES): New macro.
3185 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3186 (add_may_alias): Remove pointer-set. Update for may_aliases being
3188 (mark_aliases_call_clobbered): Update for may_aliases being a
3190 (compute_tag_properties): Ditto.
3191 (create_partition_for): Ditto.
3192 (compute_memory_partitions): Ditto.
3193 (dump_may_aliases_for): Ditto.
3194 (is_aliased_with): Ditto.
3195 (add_may_alias_for_new_tag): Ditto.
3196 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3197 (compute_is_aliased): New function.
3198 (compute_may_aliases): Call compute_is_aliased).
3199 (init_alias_info): Initialize alias_bitmap_obstack.
3200 (union_alias_set_into): New function.
3201 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3202 (have_common_aliases_p): Rewrite to take two bitmaps and use
3204 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3206 (finalize_ref_all_pointers): Update for add_may_alias changes.
3207 (new_type_alias): Ditto.
3208 * tree-flow-inline.h (may_aliases): Return a bitmap.
3209 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3210 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3211 may_aliases being a bitmap.
3212 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3213 may_aliases now returns a bitmap.
3214 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3216 * tree-ssa-operands.c (add_virtual_operand): Update for
3217 may_aliases being a bitmap.
3219 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3221 PR tree-optimization/30630
3222 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3223 variable as changed.
3225 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3228 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3229 expanded only once even if an error occurs.
3231 2007-01-29 Ben Elliston <bje@au.ibm.com>
3233 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3234 (__gcov_average_profiler): Likewise.
3235 (__gcov_ior_profiler): Likewise.
3236 (__gcov_merge_ior): Likewise.
3238 2007-01-28 Jan Hubicka <jh@suse.cz>
3240 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3241 * value-prof.c (stringop_block_profile): Likewise.
3243 2007-01-28 Jan Hubicka <jh@suse.cz>
3245 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3246 variant handling histograms; add wrapper.
3247 (clear_storage_via_libcall): Export.
3248 (emit_block_move_hints): Break out from ...; add histograms.
3249 (emit_block_move): ... this one.
3250 (clear_storage_hints): Break out from ...; add histograms.
3251 (clear_storage): ... this one.
3252 (set_storage_via_memset): Handle histogram.
3253 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3254 (clear_storage_hints, clear_storage_via_libcall): Declare.
3255 (set_storage_via_setmem): Update prototype.
3256 * doc/md.texi (movmem, setmem): Document new arguments.
3258 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3260 (stringop_block_profile): New global function.
3261 (tree_stringops_values_to_profile): Profile block size and alignment.
3262 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3264 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3265 (stringop_block_profile): Declare.
3266 * builtins.c: Include value-prof.h.
3267 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3268 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3269 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3270 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3271 * profile.c (instrument_values): Add new counters.
3272 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3274 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3275 (tree_init_edge_profiler): Build new profilers.
3276 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3277 (pass_tree_profile): Add dump.
3278 (tree_profile_hooks): Update.
3279 * Makefile.in (LIBGCOV): Add new constants.
3280 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3281 __gcov_ior_profiler): New.
3282 * i386.md (movmem/setmem expanders): Add new optional arguments.
3284 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3286 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3288 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3290 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3291 (tree_unswitch_single_loop): Pass eni_size_weights to
3292 tree_num_loop_insns.
3293 * tree-ssa-loop-manip.c: Include tree-inline.h.
3294 (can_unroll_loop_p): Pass eni_size_weights to
3295 tree_num_loop_insns.
3296 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3297 Pass eni_size_weights to estimate_num_insns.
3298 * tree.h (init_inline_once): Export.
3299 * toplev.c (backend_init): Call init_inline_once.
3300 * cgraphunit.c (cgraph_process_new_functions,
3301 cgraph_analyze_function): Pass eni_inlining_weights to
3303 * ipa-inline.c (compute_inline_parameters): Ditto.
3304 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3305 to estimate_num_insns.
3306 (try_unroll_loop_completely): Pass eni_size_weights to
3307 tree_num_loop_insns.
3308 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3309 ot estimate_num_insns.
3310 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3311 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3312 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3313 eni_time_weights): New variables.
3314 (init_inline_once): Initialize them.
3315 (struct eni_data): Mew.
3316 (estimate_num_insns_1, estimate_num_insns): Use weights.
3317 * tree-inline.h (struct eni_weights_d): New.
3318 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3319 (estimate_num_insns): Declaration changed.
3320 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3321 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3322 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3324 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3326 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3327 relations in the conflict function is valid.
3329 2007-01-27 Ian Lance Taylor <iant@google.com>
3331 * common.opt: Add fstrict-overflow.
3332 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3333 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3334 (TYPE_OVERFLOW_UNDEFINED): Define.
3335 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3337 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3338 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3339 (fold_negate_expr): Likewise.
3340 (make_range): Likewise.
3341 (extract_muldiv_1): Likewise.
3342 (maybe_canonicalize_comparison): Likewise.
3343 (fold_comparison): Likewise.
3344 (fold_binary): Likewise.
3345 (tree_expr_nonnegative_p): Likewise.
3346 (tree_expr_nonzero_p): Likewise.
3347 * tree-vrp.c (compare_values): Likewise.
3348 (extract_range_from_binary_expr): Likewise.
3349 (extract_range_from_unary_expr): Likewise.
3350 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3352 (nowrap_type_p): Likewise.
3353 * tree-scalar-evolution.c (simple_iv): Likewise.
3354 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3355 (build_range_check): Likewise.
3356 (extract_muldiv_1): Likewise.
3357 (fold_comparison): Likewise.
3358 * tree-vrp.c (vrp_int_const_binop): Likewise.
3359 (extract_range_from_unary_expr): Likewise.
3360 * convert.c (convert_to_integer): Likewise.
3361 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3362 (fold_comparison): Likewise.
3363 (fold_binary): Likewise.
3364 * optabs.c (optab_for_tree_code): Likewise.
3365 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3366 * simplify-rtx.c (simplify_const_relational_operation): Check
3367 flag_strict_overflow and flag_trapv.
3368 (simplify_const_relational_operation): Likewise.
3369 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3370 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3373 2007-01-27 Roger Sayle <roger@eyesopen.com>
3375 * tree.c (tree_fold_gcd): Delete.
3376 * tree.h (tree_fold_gcd): Remove prototype.
3377 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3378 test whether one constant integer is a multiple of another. Instead
3379 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3380 * fold-const.c (multiple_of_p): We've determined both TOP and
3381 BOTTOM are integer constants so we can call int_const_binop directly
3382 instead of the more generic const_binop.
3384 2007-01-27 Roger Sayle <roger@eyesopen.com>
3386 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3387 1*X check that the constant hasn't overflowed, to preserve the
3389 (round_up): Provide an efficient implementation when rouding-up an
3390 INTEGER_CST to a power-of-two.
3392 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3394 * doc/sourcebuild.texi: Add comma for clarity.
3395 * doc/extend.texi: Fix some typos.
3396 * doc/passes.texi: Likewise.
3397 * doc/cppinternals.texi: Likewise.
3398 * doc/c-tree.texi: Likewise.
3399 * doc/tree-ssa.texi: Likewise.
3400 * doc/install.texi: Likewise.
3402 2007-01-27 Jan Hubicka <jh@suse.cz>
3404 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3405 (pass_sra): Do not require alias information.
3406 * passes.c (init_optimization_passes): Add SRA
3408 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3410 * tracer.c (rest_of_handle_tracer): We already cleaned
3411 up the CFG in tracer() so don't do it here again.
3412 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3413 cleanup_cfg here, either. And don't call renumber_insns.
3415 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3416 and BB_HEAD are in the insn stream here. Instead make sure
3417 that BB_INSN is valid on all insns. Also, do check here that
3418 there are no pending branch predictions...
3419 (rtl_verify_flow_info): ...instead of doing it here. Checks
3420 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3423 2007-01-26 Roger Sayle <roger@eyesopen.com>
3425 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3426 function to simplify/factorize operand order canonicalization.
3427 (ix86_fixup_binary_operands): Reorganize using the above function.
3428 (ix86_binary_operator_ok): Likewise.
3430 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3432 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3433 file scope from optimize_attrs.
3434 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3436 (optimize_attrs): Clear insn_code_values after freeing it.
3438 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3440 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3441 a parts.base assignment.
3443 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3445 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3446 (compute_subscript_distance, initialize_data_dependence_relation,
3447 finalize_ddr_dependent, analyze_ziv_subscript,
3448 analyze_siv_subscript_cst_affine,
3449 compute_overlap_steps_for_affine_univar,
3450 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3451 analyze_siv_subscript, analyze_miv_subscript,
3452 analyze_overlapping_iterations, subscript_dependence_tester_1,
3453 compute_self_dependence, free_dependence_relation): Work
3454 with affine_fn instead of chrecs.
3455 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3456 common_affine_function, affine_function_base,
3457 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3458 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3459 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3460 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3461 (all_chrecs_equal_p): Removed.
3462 * tree-data-ref.h (affine_fn, conflict_function): New types.
3463 (struct subscript): Change type of conflicting_iterations_in_a
3464 and conflicting_iterations_in_b.
3466 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3469 * config/pa/pa.h (TARGET_HPUX_11): New.
3470 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3471 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3473 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3474 Richard Guenther <rguenther@suse.de>
3476 * tree-ssa-structalias.c (solve_graph): Handle case
3477 we merged the variable to another.
3479 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3481 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3484 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3485 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3487 2007-01-25 DJ Delorie <dj@redhat.com>
3489 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3490 allow changes to modes which don't fit in those registers.
3492 * reload1.c (choose_reload_regs): Check for invalid subregs before
3493 computing their locations, not after.
3495 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3498 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3499 save Altivec registers in an eh_return function.
3500 (compute_vrsave_mask): Likewise.
3501 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3502 for saving Altivec registers.
3503 (rs6000_emit_prologue): Don't allocate stack twice in
3504 eh_return function. Correct expected value of altivec_save_offset
3505 when using save_world. Describe save of R0 to stack when using
3506 save_world. Describe stack pointer adjustment when using
3507 save_world. Remove duplicated eh_return parameter register saving.
3508 Update sp_offset variable after save_world.
3509 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3511 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3512 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3515 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3517 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3519 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3522 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3523 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3525 2007-01-25 Richard Guenther <rguenther@suse.de>
3527 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3528 * common.opt (-Wcoverage-mismatch): New warning option.
3529 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3530 if -Wcoverage-mismatch is given.
3532 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3534 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3535 (ipcp_driver): Change to static definition.
3536 Add dumping of the ifunctions.
3537 (constant_val_insert): Remove unused parameter. Support for SSA.
3538 (ipcp_propagate_const): Support for SSA.
3539 (ipcp_profile_bb_print): Print only analyzed nodes.
3540 (ipcp_replace_map_create): Remove support for Fortran constant
3542 * ipa-prop.c (ipa_method_modify_stmt,
3543 ipa_callsite_compute_param): Support for SSA.
3544 * ipa-prop.h (ipcp_driver): Remove declaration.
3545 (IS_VALID_TREE_MAP_INDEX): Add define.
3547 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3549 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3551 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3554 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3555 constant argument to cabs and do it without checking for
3556 -funsafe-math-optimizations.
3558 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3560 * c-common.h (RID_FIRST_CXX0X): New.
3561 (RID_LAST_CXX0X): New.
3562 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3564 * c.opt (Wc++0x-compat): New.
3565 * doc/invoke.texi (-Wc++0x-compat): Document.
3567 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3569 * builtins.c (fold_builtin_carg): New.
3570 (fold_builtin_1): Use it.
3572 2007-01-24 Jan Hubicka <jh@suse.cz>
3574 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3576 * ipa-inline.c (initial_insns, max_insns): Delete.
3577 (compute_max_insns): New function.
3578 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3579 of insns as base for code growth.
3580 (cgraph_decide_inlining): Make initial_insns local; do not compute
3582 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3583 * doc/invoke.texi (inline-unit-growth): Update docs.
3585 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3587 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3588 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3589 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3590 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3591 for CPUs that have PTA_CX16 set.
3594 * gimplify.c (omp_check_private): New function.
3595 (gimplify_scan_omp_clauses): Use it for
3596 firstprivate/lastprivate/reduction.
3599 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3600 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3603 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3604 If lower_lastprivate_clauses emits some statements, append them
3605 to dlist rather than body_p and to body_p append an initializer.
3606 (lower_omp_for): Adjust caller.
3608 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3610 * target.h (globalize_decl_name): New.
3611 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3612 * output.h (default_globalize_decl_name): New.
3613 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3615 (globalize_decl): Ditto.
3616 (default_globalize_decl_name): New.
3617 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3618 (ia64_handle_version_id_attribute): New.
3619 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3620 (ia64_asm_output_external): Use globalize_decl_name instead
3622 * doc/extend.texi (version_id): New pragma.
3623 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3625 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3627 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3628 _uleb128_t and _Unwind_SWord with _sleb128_t.
3629 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3630 uw_frame_state_for, uw_update_context_1): Likewise.
3631 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3632 * unwind-pe.h (read_uleb128, read_sleb128,
3633 read_encoded_value_with_base): Likewise.
3634 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3636 2007-01-24 Richard Guenther <rguenther@suse.de>
3638 * builtins.c (expand_builtin_cexpi): Get the fndecl
3639 for cexp in the correct way.
3641 2007-01-24 Jan Hubicka <jh@suse.cz>
3643 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3645 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3647 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3648 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3649 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3650 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3651 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3652 __SIZEOF_PTRDIFF_T__.
3653 * doc/cpp.texi: Documentation for the new builtin macros added.
3655 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3658 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3659 instead of operands[2] to avoid access past the end of array.
3661 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3663 * reload1.c (emit_reload_insns): Pass the reload register
3664 for a non-spill output reload through forget_old_reloads_1.
3666 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3668 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3669 _SOFT_DOUBLE if doubles use software floating-point.
3670 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3671 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3672 * config/rs6000/darwin-ldouble.c: Also compile functions for
3673 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3674 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3675 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3676 commented-out long double override.
3677 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3678 * config/rs6000/eabispe.h: Likewise.
3679 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3680 long double for non-SPE.
3681 (rs6000_handle_option): Likewise.
3682 (invalid_e500_subreg): Disallow more subregs involding DImode,
3683 DFmode, TImode or TFmode.
3684 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3686 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3688 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3689 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3691 (rs6000_legitimate_address): Also check for TFmode for E500
3693 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3694 (spe_build_register_parallel): Handle TFmode and TCmode.
3695 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3697 (function_arg): Handle TFmode and TCmode for E500 double.
3698 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3700 (print_operand): Handle TFmode and TImode for %y.
3701 (rs6000_generate_compare): Handle TFmode comparisons for E500
3703 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3704 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3705 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3706 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3707 TFmode for E500 double.
3708 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3709 (floatsidf2): Enable for E500 double.
3710 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3711 (extenddftf2): Change to extenddftf2_fprs.
3712 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3713 depending on TARGET_E500_DOUBLE.
3714 (extendsftf2): Enable for E500 double.
3715 (trunctfdf2): Enable for E500 double.
3716 (trunctfsf2): Change to trunctfsf2_fprs.
3717 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3718 depending on TARGET_E500_DOUBLE.
3719 (floatsitf2): Enable for E500 double.
3720 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3721 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3722 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3723 (negtf2): Change to negtf2_internal.
3724 (negtf2): New expander.
3725 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3726 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3727 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3728 (movdi_internal32): Use rs6000_nonimmediate_operand.
3729 (unnamed splitter): Likewise.
3730 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3731 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3732 (SPE64TF, DITI): New mode macros.
3733 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3736 (frob_<mode>_di_2): New.
3737 (frob_tf_di_8_2): New.
3738 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3740 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3742 (frob_ti_<mode>_8_2): New.
3743 (frob_ti_tf_2): New.
3744 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3745 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3747 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3748 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3749 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3750 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3751 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3752 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3755 2007-01-23 Ian Lance Taylor <iant@google.com>
3757 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3759 (OBJS-archive): Reformat, alphabetize.
3760 (OBJS): Change out_object_file to OBJS-md.
3762 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3764 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3765 JUMP_P and CALL_P predicates where applicable.
3766 * config/i386/i386.c: Ditto.
3767 * config/i386/i386.md: Ditto.
3768 * config/i386/mmx.md: Ditto.
3769 * config/i386/predicates.md: Ditto.
3771 2007-01-22 Andreas Schwab <schwab@suse.de>
3773 * config/m68k/m68k.h: Fix comment.
3775 2007-01-22 Jan Hubicka <jh@suse.cz>
3777 * passes.c (init_optimization_passes): Do not rerun
3778 pass_early_warn_uninitialized.
3780 2007-01-22 Richard Guenther <rguenther@suse.de>
3782 PR tree-optimization/30038
3783 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3785 (execute_cse_sincos_1): Likewise.
3786 (execute_cse_sincos): Likewise.
3787 (gate_cse_sincos): Likewise.
3788 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3789 the cexpi() canonicalization of sincos().
3790 * tree-pass.h (pass_cse_sincos): Declare.
3791 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3793 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3795 PR rtl-optimization/29329
3796 * combine.c (replaced_rhs_insn): Rename to i2mod.
3797 (replaced_rhs_value): Rename to i2mod_new_rhs.
3798 (i2mod_old_rhs): New global variable.
3799 (combine_instructions): Adjust for above change. Save a copy of
3800 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3801 note are substituted in the second instruction.
3802 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3803 ditch the note if it pertains to the second eliminated register
3804 and this register is mentioned in i2mod_old_rhs.
3807 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3809 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3810 the insn to which the note was originally attached.
3812 2007-01-21 Jan Hubicka <jh@suse.cz>
3814 * ipa-inline.c (inlining_mode): Comment, move up.
3815 (cgraph_decide_inlining_incrementally): Do not perform inlining
3816 itself; fix handling of flattening of self recursive functions.
3817 (cgraph_find_cycles): Remove.
3818 (cgraph_flatten_node): Remove.
3819 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3820 (try_inline): New function.
3821 (cgraph_early_inlining): Update call of
3822 cgraph_decide_inlining_incrementally. Apply inlining here.
3823 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3825 2007-01-21 Dirk Mueller <dmueller@suse.de>
3828 * tree-vrp.c (check_array_bounds): do not warn
3829 about ADDR_EXPR's of ARRAY_REF's which are immediately
3830 used in binary expressions.
3832 2007-01-21 Ira Rosen <irar@il.ibm.com>
3834 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3835 read_write_dep and macros for its access.
3836 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3837 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3838 argument, call vect_check_interleaving for every independent pair of
3839 data-refs. Mark loads that access the same memory location as a store
3841 (vect_check_dependences): Remove.
3842 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3843 call, fix the call to vect_analyze_data_ref_dependence.
3844 (vect_analyze_data_ref_access): For statements that access the same
3845 data-ref, check that they are not stores; for loads, check that there
3846 is no store that access the same location.
3848 2007-01-20 Roger Sayle <roger@eyesopen.com>
3849 Joseph Myers <joseph@codesourcery.com>
3851 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3852 (-fdump-rtl-stack): Likewise.
3853 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3854 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3855 (-mpt-fixed): Use @minus{} for minus sign.
3856 (Using Precompiled Headers): Fix under/overfull hbox.
3858 2007-01-20 Jan Hubicka <jh@suse.cz>
3860 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3861 place within annotation.
3863 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3865 * pa.c (output_move_double): Change array size of xoperands to 4.
3867 2007-01-20 Jan Hubicka <jh@suse.cz>
3869 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3872 2007-01-19 Ian Lance Taylor <iant@google.com>
3874 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3875 constant to unsigned HOST_WIDE_INT before negating.
3877 2007-01-19 Ian Lance Taylor <iant@google.com>
3879 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3881 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3882 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3883 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3884 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3885 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3886 (realloc_vdef, realloc_vuse): Change second parameter to
3888 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3890 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3891 unsigned. Change x and lim locals to unsigned.
3892 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3894 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3895 (copy_virtual_operands): Change i and n locals to unsigned.
3897 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3900 * builtins.c (fold_builtin_1): Handle builtin fdim.
3902 2007-01-20 Jan Hubicka <jh@suse.cz>
3904 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3905 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3906 init_alias_heapvars.
3907 (init_alias_heapvars): Initialize only when not already initialized.
3908 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3910 2007-01-19 Roger Sayle <roger@eyesopen.com>
3912 * common.opt (fsigned-zeros): New command line option.
3913 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3914 of flag_unsafe_math_optimizations.
3915 * opts.c (set_fast_math_flags): The -ffast-math command line option
3916 implies -fno-signed-zeros.
3917 (fast_math_flags_set_p): Likewise.
3919 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3920 the documentation of -ffast-math appropriately. Wrap long lines.
3922 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3924 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3925 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3927 2007-01-19 Tomas Bily <tbily@suse.cz>
3929 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3931 (tree_init_ic_make_global_vars): New function
3932 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3933 (tree_gen_ic_profiler): New function
3934 (tree_gen_ic_func_profiler): New function
3935 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3936 (tree_profile_hooks): Added hook for indirec/virtual calls
3937 * value-prof.c (tree_find_values_to_profile): New case for
3939 (tree_values_to_profile): Call for determining indirect/virtual
3941 (tree_indirect_call_to_profile): New function
3942 (tree_ic_transform): New function
3943 (tree_ic): New function
3944 (find_func_by_pid): New function
3945 (init_pid_map): New function
3946 (tree_value_profile_transformations): Added check for
3947 indirect/virtual call transformation
3948 * value-prof.h (enum hist_type): New counter type for
3949 indirect/virtual calls
3950 (profile_hooks): Added new hook for profiling indirect/virtual
3952 * profile.c (instrument_values): New case for indirect/virtual
3954 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3955 (GCOV_COUNTER_V_INDIR): New counter type
3956 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3957 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3959 * cgraph.c: Definition of cgraph_max_pid
3960 (cgraph_create_node): Default init of pid attribute
3961 * cgraph.h: Declaration of cgraph_max_pid
3962 (struct cgraph_node): Added pid attribute
3963 * libgcov.c (__gcov_indirect_call_profiler): New function
3964 (__gcov_one_value_profiler_body): New function
3965 (__gcov_one_value_profiler): Body was moved to
3966 __gcov_one_value_profiler_body and calls it
3968 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3970 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3971 * gengtype.c (write_types_data, write_func_for_structure,
3972 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3973 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3974 (walk_type, write_func_for_structure): Generate the mark_hook if
3977 2007-01-19 Jan Hubicka <jh@suse.cz>
3979 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3980 'early' argument take inlining mode argument specifying whether to
3981 inline for size/speeed or all functions; add support for flattening;
3983 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3985 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3988 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3989 the name of the declared identifier.
3991 2007-01-19 Dirk Mueller <dmueller@suse.de>
3993 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3994 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3995 duplicate evaluation.
3997 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3999 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4000 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4001 to XFMode, use acosxf2 and truncate result to requested mode.
4002 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4003 (asin<mode>2): Similarly, with asin expanders.
4004 (*fscalexf4_i387): Rename from *fscalexf4.
4005 (expNcorexf3): New expander.
4006 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4007 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4008 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4009 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4010 patterns for SSE math.
4011 (exp10<mode>2): Similarly, with exp10 expanders.
4012 (exp2<mode>2): Similarly, with exp2 expanders.
4013 (expm1<mode>2): Similarly, with expm1 expanders.
4014 (ldexp<mode>3): Similarly, with ldexp expanders.
4015 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4016 Use gen_truncxf<mode>2_i387_noop to truncate result.
4018 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4020 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4021 for ColdFire targets.
4023 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4024 Richard Sandiford <richard@codesourcery.com>
4026 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4027 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4028 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4029 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4030 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4031 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4033 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4035 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4036 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4037 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4038 (*adddi_dilshr32_cf): New pattern.
4039 (adddi3, subdi3): Remove first alternatives.
4041 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4043 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4044 implemented using move.l, do not use its cc result for floating-point
4047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4049 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4050 from accepting 's' constraints if flag_pic.
4052 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4054 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4055 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4056 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4057 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4059 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4061 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4062 ColdFire alternatives.
4063 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4064 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4065 architectures that support ff1 instruction.
4067 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4068 Julian Brown <julian@codesourcery.com>
4070 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4071 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4072 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4075 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4077 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4079 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4080 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4081 HOST_WIDE_INT instead of an rtx.
4082 (m68k_rtx_costs): Update call accordingly.
4083 (output_move_const_into_data_reg): Likewise. Fix formatting.
4084 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4086 (output_move_simode_const): Update calls after above changes.
4087 Rework to use automatic variables and predicates like MEM_P.
4088 * config/m68k/m68k.md (pushexthisi_const): Update call to
4091 2007-01-19 Dirk Mueller <dmueller@suse.de>
4093 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4096 2007-01-19 Richard Guenther <rguenther@suse.de>
4098 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4099 via cexp in case sincos is not available.
4101 2007-01-19 Richard Guenther <rguenther@suse.de>
4103 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4104 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4105 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4106 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4107 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4108 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4109 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4110 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4112 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4114 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4116 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4117 (atan2xf3): Directly generate RTL pattern.
4118 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4119 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4120 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4121 disable patterns for SSE math.
4122 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4123 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4124 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4125 disable patterns for SSE math.
4127 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4129 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4131 2007-01-18 Roger Sayle <roger@eyesopen.com>
4133 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4134 VIEW_CONVERT_EXPR to the same type as it's operand.
4136 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4138 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4139 configured for long double 128.
4141 2007-01-18 Mike Stump <mrs@apple.com>
4143 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4146 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4148 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4151 2007-01-18 Jan Hubicka <jh@suse.cz>
4153 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4154 greater than NUM_VOP_FREE_BUCKETS.
4156 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4158 * tree-ssa-structalias.c: Update comments.
4159 (ptabitmap_obstack): Removed.
4161 (oldpta_obstack): Ditto.
4162 (stats): Add a few members.
4163 (struct variable_info): Remove node, complex, address_taken, and
4164 indirect_target members. Add oldsolution member.
4165 (new_var_info): Do not initialize removed members.
4166 (constraint_expr_type): Remove INCLUDES.
4167 (constraint_graph): Add size, implicit_preds, rep,
4168 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4169 (FIRST_REF_NODE): New macro.
4170 (LAST_REF_NODE): Ditto.
4171 (FIRST_ADDR_NODE): Ditto.
4172 (find): New function.
4174 (dump_constraint): Do not handle INCLUDES.
4175 (insert_into_complex): Do not insert duplicate constraints.
4176 (condense_varmap_nodes): Renamed and rewritten into ...
4177 (merge_node_constraints): This. Also fix bug in handling of
4178 offseted copy constraints.
4179 (clear_edges_for_node): No longer need to deal with preds at all,
4180 or removing associated preds/succs.
4181 (merge_graph_nodes): Deal with indirect_cycles.
4182 Don't deal with predecessors.
4183 (add_implicit_graph_edge): New function.
4184 (add_pred_graph_edge): Ditto.
4185 (add_graph_edge): Don't deal with predecessors.
4186 (build_constraint_graph): Removed.
4187 (build_pred_graph): New function.
4188 (build_succ_graph): Ditto.
4189 (struct scc_info): Removed in_component. Added roots, dfs, and
4190 node_mapping. Remove visited_index, unification_queue.
4191 (scc_visit): Deal with union-find we do now.
4192 Deal with cycles with REF nodes.
4193 (collapse_nodes): Renamed and rewritten to ...
4194 (unify_nodes): This.
4195 (process_unification_queue): Removed.
4196 (topo_visit): Cleanup
4197 (do_da_constraint): Use find.
4198 (do_sd_constraint): Ditto.
4199 (do_ds_constraint): Ditto.
4200 (do_complex_constraint): Ditto.
4201 (init_scc_info): Update for removed and added members.
4202 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4203 (find_indirect_cycles): This.
4204 (equivalence_class): New variable.
4205 (label_visit): New function.
4206 (perform_variable_substitution): Rewritten.
4207 (free_var_substitution_info): New function.
4208 (find_equivalent_node): Ditto.
4209 (move_complex_constraints): Ditto.
4210 (eliminate_indirect_cycles): Ditto.
4211 (solve_graph): Only propagate changed bits.
4212 Use indirect cycle elimination.
4214 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4215 (tree_id_eq): Renamed to ...
4216 (tree_vi_eq): This. Update for member change
4217 (insert_id_for_tree): Renamed and rewritten to ...
4218 (insert_vi_for_tree): This.
4219 (lookup_id_for_tree): Renamed and rewritten to ...
4220 (lookup_vi_for_tree): This.
4221 (get_id_for_tree): Renamed and rewritten to ...
4222 (get_vi_for_tree): Ditto.
4223 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4224 (process_constraint): Don't handle INCLUDES.
4225 Remove special ADDRESSOF case.
4226 (find_func_aliases): Rewrite to use vi functions instead of id
4228 (create_function_info_for): Ditto.
4229 (create_variable_info_for): Ditto.
4230 (intra_create_variable_infos): Ditto.
4231 (merge_smts_into): Ditto.
4232 (find_what_p_points_to): Ditto.
4233 (init_base_vars): Ditto.
4234 (init_alias_vars): Ditto.
4235 (remove_preds_and_fake_succs): New function.
4236 (dump_sa_points_to_info): Dump new stats.
4237 (dump_solution_for_var): Use find.
4238 (set_used_smts): Fix formatting.
4239 (compute_points_to_sets): Updated for new functions.
4240 (ipa_pta_execute): Ditto.
4242 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4243 Richard Sandiford <richard@codesourcery.com>
4245 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4247 * calls.c (expand_call): If the return value is a PARALLEL,
4248 extract its first member.
4249 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4250 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4251 use FUNCTION_EXTRA_EPILOGUE.
4252 (m68k_function_value): Return a PARALLEL if the return value
4253 is of a pointer type.
4254 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4255 (FUNCTION_EXTRA_EPILOGUE): Remove.
4256 * config/m68k/m68k.md (D0_REG): New constant.
4258 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4260 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4261 output a NOP for empty epilogues.
4263 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4265 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4266 before function. Extend register save check to include all
4267 registers, not just integer ones.
4269 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4271 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4272 (m68k_use_return_insn): ...this.
4273 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4274 * config/m68k/m68k.c (use_return_insn): Rename to...
4275 (m68k_use_return_insn): ...this.
4276 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4279 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4281 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4282 nearest even, fix denormal rounding overflow.
4284 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4286 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4287 f%$smove and f%$move.
4288 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4289 (extendsfdf2_cf): Use fdmove instead of f%&move.
4290 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4291 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4295 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4300 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4301 (coldfire_single_format): Declare.
4302 (coldfire_double_format): Likewise.
4303 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4304 of qnan_msb_set to determine the lower bits of a canonical
4306 (encode_ieee_double): Likewise.
4307 (encode_ieee_quad): Likewise.
4308 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4309 (mips_single_format): Likewise.
4310 (ieee_double_format): Likewise.
4311 (mips_double_format): Likewise.
4312 (ieee_extended_motorola_format): Likewise.
4313 (ieee_extended_intel_96_format): Likewise.
4314 (ieee_extended_intel_128_format): Likewise.
4315 (ieee_extended_intel_96_round_53_format): Likewise.
4316 (ibm_extended_format): Likewise.
4317 (mips_extended_format): Likewise.
4318 (ieee_quad_format): Likewise.
4319 (mips_quad_format): Likewise.
4320 (vax_f_format): Likewise.
4321 (vax_d_format): Likewise.
4322 (vax_g_format): Likewise.
4323 (i370_single_format): Likewise.
4324 (i370_double_format): Likewise.
4325 (decimal_single_format): Likewise.
4326 (decimal_double_format): Likewise.
4327 (decimal_quad_format): Likewise.
4328 (c4x_single_format): Likewise.
4329 (c4x_extended_format): Likewise.
4330 (real_internal_format): Likewise.
4331 (coldfire_single_format): New real_format.
4332 (coldfire_double_format): Likewise.
4333 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4334 canonical_nan_lsbs_set.
4335 (pdp11_d_format): Likewise.
4336 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4337 if TARGET_COLDFIRE_CPU.
4339 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4341 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4342 (output_call, m68k_legitimize_call_address): Declare.
4343 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4344 parenthesees. Add support for a 'W' constraint.
4345 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4346 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4347 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4348 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4350 (override_options): Initialize them. Do not set flag_no_function_cse
4351 for TARGET_ID_SHARED_LIBRARY.
4352 (m68k_output_pic_call): Delete.
4353 (m68k_legitimize_call_address): New function.
4354 (print_operand): Remove the %o prefix. Handle the %p prefix.
4355 (output_call): New function.
4356 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4357 target address from the GOT if symbolic jumps are not allowed.
4358 * config/m68k/m68k.md (call, general_operand): Do not set
4359 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4360 Merge separate flag_pic and !flag_pic define_insns into...
4361 (*call, *call_value): ...these new patterns. Match the address
4362 rather than the containing MEM and require it to be a call_operand.
4363 Use output_call to generate the asm template.
4364 * config/m68k/predicates.md (const_call_operand): New predicate.
4365 (call_operand): Likewise.
4367 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4369 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4370 (STACK_GROWS_DOWNWARD): Define to 1.
4371 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4372 comments, emphasizing that these values are only defaults.
4373 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4374 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4376 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4378 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4380 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4381 Richard Sandiford <richard@codesourcery.com>
4383 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4384 (FP_REGNO_P): New macros.
4385 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4386 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4387 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4388 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4390 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4392 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4393 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4395 * config/m68k/t-floatlib: New file, extracting common code from...
4396 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4397 * config/m68k/t-uclinux: Here.
4398 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4399 routines on ColdFire targets.
4401 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4403 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4404 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4405 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4406 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4407 explicitly set MOTOROLA to 1.
4408 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4411 Nathan Sidwell <nathan@codesourcery.com>
4413 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4414 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4415 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4416 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4417 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4418 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4419 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4420 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4421 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4422 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4423 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4424 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4425 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4426 (DBX_REGISTER_NUMBER): Delete.
4427 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4428 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4429 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4431 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4433 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4434 * config/flat.h: New file.
4435 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4437 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4438 indirect references for -msep-data or -mid-shared-library.
4439 Do not use PC-relative code addresses either.
4440 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4442 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4443 for shared libraries and crt1.o for executables. Use crti.o and
4445 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4446 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4447 Do not add -elf2flt or -shared-lib-id options here.
4448 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4449 Pass -shared-lib-id if -mid-shared-library, taking the library
4450 identifier from -mshared-library-id if given, otherwise
4452 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4453 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4454 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4455 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4456 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4457 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4459 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4460 jump sequence for ISA A and ISA A+.
4461 (PICJUMP): Likewise.
4463 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4465 * config.gcc (m68k-*-uclinux*): Base the port on the common
4466 and m68k GNU/Linux files rather than on the generic ELF ones.
4467 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4468 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4470 2007-01-18 Julian Brown <julian@codesourcery.com>
4471 Richard Sandiford <richard@codesourcery.com>
4473 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4474 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4475 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4477 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4479 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4483 * doc/install.texi: Document m68k-uclinuxoldabi.
4484 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4485 * config/m68k/uclinux-oldabi.h: New file, copied from
4486 config/m68k/uclinux.h.
4488 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4490 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4491 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4492 (m32r_compute_frame_size): Use unsigned for regno.
4493 (m32r_reload_lr): Use gen_frame_mem.
4495 (m32r_output_function_epilogue): Don't output the function epilogue
4497 (m32r_expand_epilogue): New.
4498 (direct_return): Return false if the function has the interrupt
4500 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4501 * config/m32r/m32r.md (epilogue): New expander.
4502 (return_lr, return_rte): New insns.
4503 (return): Make it expander.
4504 (return_normal): New expander.
4506 2007-01-18 Josh Conner <jconner@apple.com>
4509 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4510 support for UNLE, UNLT, UNGE, and UNGT.
4512 2007-01-18 Jan Hubicka <jh@suse.cz>
4514 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4515 * tree-tailcall (add_virtual_phis): Likewise.
4516 (optimize_tail_call): Return TODOs.
4517 (execute_tail_calls): Return TODOs.
4518 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4519 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4521 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4522 Cleanup cfg using TODO.
4523 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4524 * passes.c (execute_function_todo): When cleanup did something, remove
4526 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4527 (make_edges): Don't cleanup_cfg.
4529 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4531 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4532 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4533 operate on the top of stack.
4534 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4535 register handling of instructions that output to the second
4537 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4538 (move_for_stack_reg): Special-case check for dead destination
4539 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4541 * config/i386/i386.md (UNSPEC_TAN): New constant.
4542 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4543 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4544 to correctly model move of constant 1.0 to top stack slot.
4545 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4546 (unnamed peephole2 pattern): Remove corresponding peephole2
4547 pattern that optimizes tan insn and loading of constant 1.0.
4548 (tanxf2): Use fptanxf4_i387.
4549 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4550 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4551 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4552 disable patterns for SSE math.
4553 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4554 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4556 2007-01-18 Dirk Mueller <dmueller@suse.de>
4557 Richard Guenther <rguenther@suse.de>
4560 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4561 * common.opt (Warray-bounds): Add new warning option.
4562 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4564 * Makefile.in: make tree-vrp.o depend on toplev.h
4565 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4567 (check_array_refs, check_array_bounds, check_array_ref): New.
4569 2007-01-18 Jan Hubicka <jh@suse.cz>
4571 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4572 (execute_ssa_ccp): Return flags conditionally.
4573 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4575 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4577 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4579 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4580 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4582 * Makefile.c (GTFILES): Add cfglayout.h.
4583 * gengtype.c (open_base_files): Likewise.
4584 * cfglayout.c (cfg_layout_function_footer,
4585 cfg_layout_function_header) Reindent to make gengtype happy.
4586 * cfglayout.h (cfg_layout_function_footer,
4587 cfg_layout_function_header): Add GTY(()) marker.
4589 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4591 2007-01-18 Ben Elliston <bje@au.ibm.com>
4593 * genautomata.c (write_automata): Include xstrerror output in the
4594 error message if writing the DFA description file fails.
4596 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4598 * config/mips/mips-protos.h (mips_output_external): Make it
4600 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4601 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4602 (extern_list): Likewise.
4603 (extern_head): Likewise.
4604 (TARGET_ASM_FILE_END): Likewise.
4605 (mips_file_end): Likewise.
4606 (mips_output_external): Rewritten.
4608 2007-01-18 Ben Elliston <bje@au.ibm.com>
4610 * genpreds.c (write_insn_preds_c): Only write out the function
4611 body for regclass_for_constraint if we have register constraints.
4613 2007-01-17 Tom Tromey <tromey@redhat.com>
4615 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4616 * doc/install.texi (Testing): Use sourceware.org.
4617 (Binaries): Likewise.
4618 (Specific): Likewise.
4619 * doc/contrib.texi (Contributors): Use sourceware.org.
4621 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4623 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4624 (AVR_ENHANCED): Rename to ...
4625 (AVR_HAVE_MUL): ... new.
4626 (avr_enhanced_p): Rename to ...
4627 (avr_have_mul_p): ... new.
4628 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4629 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4630 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4631 (avr_have_mul_p): ... new.
4632 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4633 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4634 'avr_enhanced_p' and 'enhanced'.
4635 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4636 AVR_HAVE_MUL instead of AVR_ENHANCED.
4637 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4638 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4639 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4640 instead of AVR_ENHANCED.
4641 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4642 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4643 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4645 2007-01-17 Ian Lance Taylor <iant@google.com>
4647 * vec.h (VEC_reserve_exact): Define.
4648 (vec_gc_p_reserve_exact): Declare.
4649 (vec_gc_o_reserve_exact): Declare.
4650 (vec_heap_p_reserve_exact): Declare.
4651 (vec_heap_o_reserve_exact): Declare.
4652 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4654 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4656 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4657 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4658 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4659 * vec.c (calculate_allocation): Add exact parameter. Change all
4661 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4662 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4663 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4664 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4665 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4666 (vec_heap_p_reserve_exact): New function.
4667 (vec_heap_o_reserve_exact): New function.
4669 2007-01-17 Jan Hubicka <jh@suse.cz>
4671 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4673 2007-01-17 Eric Christopher <echristo@apple.com>
4675 * config.gcc: Support core2 processor.
4677 2007-01-16 Jan Hubicka <jh@suse.cz>
4679 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4680 the names, just unlink the chain so we don't crash on dangling pointers
4683 2007-01-16 Jan Hubicka <jh@suse.cz>
4685 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4686 * tree-pass.h: Reorder to make IPA passes appear toegher.
4687 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4688 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4689 parameters, do not call early inliner.
4690 * ipa-inline.c: Update comments. Include tree-flow.h
4691 (cgraph_decide_inlining): Do not compute inlining parameters.
4692 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4693 be called with function context set up.
4694 (pass_ipa_inline): Remove unreachable functions before pass.
4695 (cgraph_early_inlining): Simplify assuming to be called from the
4697 (pass_early_inline): New pass.
4698 (cgraph_gate_ipa_early_inlining): New gate.
4699 (pass_ipa_early_inline): Turn into simple wrapper.
4700 (compute_inline_parameters): New function.
4701 (gate_inline_passes): New gate.
4702 (pass_inline_parameters): New pass.
4703 (apply_inline): Move here from tree-optimize.c
4704 (pass_apply_inline): New pass.
4705 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4707 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4709 (tree_function_versioning): Do not allocate dummy struct function.
4710 * tree-inline.h (optimize_inline_calls): Update prototype.
4711 * tree-optimize.c (execute_fixup_cfg): Export.
4712 (pass_fixup_cfg): Remove
4713 (tree_rest_of_compilation): Do not apply inlines.
4714 * tree-flow.h (execute_fixup_cfg): Declare.
4715 * Makefile.in (gt-passes.c): New.
4716 * passes.c: Include gt-passes.h
4717 (init_optimization_passes): New passes.
4718 (nnodes, order): New static vars.
4719 (do_per_function_toporder): New function.
4720 (execute_one_pass): Dump current pass here.
4721 (execute_ipa_pass_list): Don't dump current pass here.
4723 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4725 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4726 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4728 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4730 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4731 (strong_alias): Define.
4732 (__gcc_qmul): Provide non-FMA for soft-float.
4738 (__gcc_qunord): New.
4748 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4749 soft-float functions.
4750 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4751 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4752 about long double soft float.
4754 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4755 Tehila Meyzels <tehila@il.ibm.com>
4757 * tree-vectorizer.h (is_pattern_stmt_p): New.
4758 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4759 formatting (tabs instead of spaces). Cleanup and clarify setting
4760 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4761 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4762 (vectorizable_type_demotion): Check that types are integral.
4763 (vectorizable_type_promotion): Likewise.
4764 (vectorizable_store): Fix typo. Eliminate new-line at end of
4767 2007-01-16 Jan Hubicka <jh@suse.cz>
4769 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4772 2007-01-15 Eric Christopher <echristo@apple.com>
4774 * ifcvt.c: Include vec.h, vecprim.h.
4775 (check_cond_move_block): New argument regs.
4776 Reorganize. Add registers used to regs.
4777 (cond_move_process_if_block): Use regs set above as
4780 2007-01-15 Eric Christopher <echristo@apple.com>
4782 * config/darwin.h: Update copyright.
4783 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4784 (LINK_COMMAND_SPEC): Add -u.
4785 (LINK_SPEC): Fix umbrella for above.
4787 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4789 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4792 2007-01-15 Tom Tromey <tromey@redhat.com>
4794 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4795 * doc/install.texi (Testing): Don't mention jacks.
4796 (Configuration): Document --enable-java-maintainer-mode. Move
4797 --with-java-home to libgcj-specific section. Document
4799 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4801 2007-01-15 Jan Hubicka <jh@suse.cz>
4803 * tree-ssa-dce.c (DCE_TODOs): New.
4804 (propagate_necessity): Return if something changed.
4805 (eliminate_unnecessary_stmts): Likewise.
4806 (perform_tree_ssa_dce): Return TODO flags when needed.
4807 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4809 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4811 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4812 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4813 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4814 patterns using X87MODEF12 mode macro. Extend operand 1
4815 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4816 (log10<mode>2): Ditto.
4817 (log2<mode>2): Ditto.
4818 (log1p<mode>2): Ditto.
4819 (logb<mode>2): Ditto.
4820 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4821 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4822 (*fxtractxf3_i387): Rename from *fxtractxf3.
4823 (fxtract_extend<mode>xf3_i387): New insn pattern.
4824 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4825 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4826 and gen_fyl2xxf3_i387().
4828 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4830 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4831 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4832 get_loop_exit_edges. Changed return type to bool.
4833 * cfgloop.h (fix_loop_placement): Declaration removed.
4835 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4837 * param.h (MIN_VECT_LOOP_BOUND): New.
4838 * params.def (MIN_VECT_LOOP_BOUND): New.
4839 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4840 argument - minimum threshold for number of iterations.
4841 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4842 argument to declaration.
4843 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4844 MIN_VECT_LOOP_BOUND.
4845 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4846 slpeel_tree_peel_loop_to_edge with additional argument.
4847 (vect_do_peeling_for_alignment): Likewise.
4848 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4850 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4853 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4856 2007-01-14 Jan Hubicka <jh@suse.cz>
4858 * tree-dfa.c (remove_referenced_var): New function.
4859 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4860 prune referenced vars list too.
4861 * tree-flow.h (remove_referenced_var): Declare.
4863 2007-01-14 Jan Hubicka <jh@suse.cz>
4865 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4867 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4868 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4869 * except.h (verify_eh_throw_table_statements): Kill prototype.
4870 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4871 into call exrepssions.
4872 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4874 * tree-cfg.c: Include pointer-set.h.
4875 (verify_node_sharing): Work on pointer set.
4876 (verify_eh_throw_stmt_node): New.
4877 (verify_stmts): Use pointers sets, verify throw_stmt.
4879 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4881 * ipa-reference.c (analyze_function): Consider also addresses taken
4884 2007-01-12 Roger Sayle <roger@eyesopen.com>
4886 * c-typeck.c (null_pointer_constant_p): Replace use of
4887 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4888 (build_c_cast): Likewise.
4890 2007-01-12 Roger Sayle <roger@eyesopen.com>
4892 * tree.h (force_fit_type_double): Remove unused final argument.
4893 * c-common.c (constant_expression_warning): Replace use of
4894 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4895 (convert_and_check): Likewise.
4896 (shorten_compare): Update call to force_fit_type_double.
4897 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4898 * convert.c (convert_to_pointer): Update call to
4899 force_fit_type_double.
4900 * fold-const.c (force_fit_type_double): Remove overflowed_const
4902 (int_const_binop, fold_convert_const_int_from_int,
4903 fold_convert_const_int_from_real, fold_div_compare,
4904 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4905 fold_abs_const, fold_not_const): Remove the final argument from
4906 calls to force_fit_type_double.
4908 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4910 * configure.ac: Set insn to "nop" for spu-*-* also.
4911 * configure: Regenerate.
4913 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4915 * builtins.def : Add BUILT_IN_FREE.
4917 2007-01-12 Jan Hubicka <jh@suse.cz>
4919 PR tree-optimization/30443
4920 * tree-inline.c (tree_function_versioning): Do not optimize when
4921 cloning for inlining.
4923 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4925 * doc/loop.texi: Document recording of loop exits.
4926 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4927 (update_single_exits_after_duplication,
4928 update_single_exit_for_duplicated_loop,
4929 update_single_exit_for_duplicated_loops): Removed.
4930 (duplicate_loop_to_header_edge): Do not call
4931 update_single_exits_after_duplication and
4932 update_single_exit_for_duplicated_loops.
4933 (loop_version): Do not update single_exit information.
4934 (fix_loop_structure): Use record_loop_exits instead of
4935 mark_single_exit_loops.
4936 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4937 the lists of loop exits.
4938 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4939 split_edge, merge_blocks): Update the lists of loop exits.
4940 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4941 loop_optimizer_init.
4942 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4943 of mark_single_exit_loops.
4944 (loop_optimizer_finalize): Call release_recorded_exits.
4945 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4946 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4947 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4948 update single exit information.
4949 * lambda-code.c (perfect_nestify): Ditto.
4950 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4951 (mark_single_exit_loops): Removed.
4952 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4953 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4954 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4956 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4957 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4958 (verify_loop_structure): Verify consistency of the exit lists.
4959 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4960 (set_single_exit): Removed.
4961 * cfgloop.h (struct loop_exit): New function.
4962 (struct loop): single_exit_ field replaced by exits field.
4963 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4964 (struct loops): Added exits hash.
4965 (mark_single_exit_loops, set_single_exit): Declaration removed.
4966 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4968 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4970 * doc/invoke.texi: Avoid use of @headitem.
4972 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4974 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4976 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4978 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4981 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4982 Richard Sandiford <richard@codesourcery.com>
4984 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4985 * config/m68k/m68k.opt: Resort options.
4986 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4988 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4989 Richard Sandiford <richard@codesourcery.com>
4991 * doc/invoke.texi: Document the macros that are defined by
4992 m68k's -mtune and -mhard-float options.
4993 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4994 (m68k_cpp_cpu_family): Likewise.
4995 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4996 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4997 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4998 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4999 (m68k_cpp_cpu_family): Likewise.
5001 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5003 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5004 macros besides mc68000 as tuning macros. Use a switch statement
5005 to set them and mcpu32.
5007 2007-01-12 Julian Brown <julian@codesourcery.com>
5009 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5010 (TARGET_68040_ONLY): Rename to...
5011 (TARGET_68040): ...this.
5012 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5013 * config/m68k/m68k.md: Likewise.
5015 2007-01-12 Julian Brown <julian@codesourcery.com>
5016 Nathan Sidwell <nathan@codesourcery.com>
5017 Richard Sandiford <richard@codesourcery.com>
5019 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5020 the -mcpu= argument associated with the --with-cpu setting.
5021 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5022 if different from the one implied by the -mcpu setting.
5023 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5024 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5025 * doc/invoke.texi: Mention ColdFire in the introduction to the
5026 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5027 -mno-div and -mhard-float options. Make -m68881 a synonym for
5028 -mhard-float. Document the previously-undocumented -m5206e,
5029 -m528x, -m5307 and -m5407 options. Tweak the existing option
5030 documentation for consistency.
5031 * doc/install.texi: Mention new --with-cpu arguments.
5032 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5033 default CPU if neither -mcpu nor -march are specified.
5034 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5035 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5036 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5037 using m68k_tune to decide between families that implement the
5038 same ISA. Use m68k_tune to set __mcfv4e__.
5039 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5040 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5041 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5042 (FL_ISA_C, FL_ISA_MMU): New macros.
5043 (MASK_COLDFIRE): Delete.
5044 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5045 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5046 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5047 (TARGET_HARD_FLOAT): Do not define here.
5048 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5049 (TUNE_68000): New macro.
5050 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5051 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5052 (TUNE_CFV2): Redefine in terms of m68k_tune.
5053 (uarch_type, target_device, fpu_type): New enums.
5054 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5055 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5056 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5057 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5058 (FL_FOR_isa_c): New macros.
5059 (m68k_isa): New enum.
5060 (m68k_target_selection): New structure.
5061 (all_devices, all_isas, all_microarchs): New tables.
5062 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5063 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5064 (MASK_ALL_CPU_BITS): Delete.
5065 (m68k_find_selection): New function.
5066 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5067 Map the legacy target options to a combination of the new ones.
5068 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5069 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5070 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5072 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5073 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5075 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5076 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5077 * config/m68k/m68k-devices.def: New file.
5079 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5080 Nathan Sidwell <nathan@codesourcery.com>
5082 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5083 (SUBTARGET_EXTRA_SPECS): New macros.
5084 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5085 use %(asm_cpu_spec) instead.
5086 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5087 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5088 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5089 (EXTRA_SPECS): Rename to...
5090 (SUBTARGET_EXTRA_SPECS): ...this.
5092 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5093 Richard Sandiford <richard@codesourcery.com>
5094 Julian Brown <julian@codesourcery.com>
5096 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5097 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5098 to the configuration's default CPU.
5099 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5100 Remove default masks.
5101 (m680[012]0-*-*): Set the default with_cpu to the first part of
5103 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5104 (m68k*-*-linux): Extend the --with-cpu handling to...
5105 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5106 and m68010. Don't set target_cpu_default2.
5107 * doc/install.texi: Document --with-cpu for m68k.
5108 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5109 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5110 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5111 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5112 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5113 (ASM_SPEC): Remove use of %(asm_cpu_default).
5114 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5115 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5116 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5117 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5118 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5119 (TARGET_DEFAULT): Delete.
5120 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5121 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5122 (CPP_CPU_SPEC): Delete.
5123 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5124 the appropriate string.
5125 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5126 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5127 (ASM_SPEC): Don't use %(asm_default_spec).
5128 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5129 TARGET_DEFAULT and add MASK_68881.
5130 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5132 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5134 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5135 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5136 MASK_68010 alongside MASK_68020.
5137 * doc/invoke.texi: Document -m68010.
5138 * config/m68k/m68k.opt (m68010): New.
5139 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5141 (TUNE_68010): New macro.
5142 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5143 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5144 (M68K_CPU_m68332): Add MASK_68010.
5145 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5146 fallback definition.
5147 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5149 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5150 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5151 to all entries that use MASK_68020.
5152 (output_move_simode_const, output_move_himode, output_move_qimode)
5153 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5154 instead of TARGET_68020 to select clr behavior. Remove comment
5155 about there being no TARGET_68010.
5156 * config/m68k/m68k.md: Likewise throughout.
5158 2007-01-12 Julian Brown <julian@codesourcery.com>
5160 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5161 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5162 * config/m68k/m68k.md: Likewise.
5164 2007-01-12 Julian Brown <julian@codesourcery.com>
5166 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5167 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5169 2007-01-12 Julian Brown <julian@codesourcery.com>
5171 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5172 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5173 * config/m68k/m68k.md: Likewise.
5175 2007-01-12 Julian Brown <julian@codesourcery.com>
5176 Richard Sandiford <richard@codesourcery.com>
5178 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5179 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5180 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5182 (TARGET_CPU32): Rename to...
5183 (TUNE_CPU32): ...this.
5184 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5185 (TUNE_CFV2): New macros.
5186 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5187 remove conditions that are implied by TARGET_68020.
5188 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5189 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5190 (m68k_output_function_epilogue): Likewise.
5191 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5192 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5193 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5194 non-68000 timings. Refactor multiplication and division costs.
5195 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5196 TUNE_CPU32 instead of TARGET_CPU32.
5197 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5198 and TUNE_68060 instead of TARGET_68060.
5199 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5200 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5202 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5203 && !TARGET_COLDFIRE" to choose between moveq and clr.
5204 Likewise in the unnamed movsf pattern.
5205 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5206 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5209 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5211 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5212 of tabbing before backslashes.
5214 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5216 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5217 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5218 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5220 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5222 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5223 find_interesting_uses_cond.
5224 (find_interesting_uses_cond): Use extract_cond_operands.
5225 (rewrite_use_compare): Use extract_cond_operands and
5226 force_gimple_operand_bsi. Do not call update_stmt.
5227 (determine_use_iv_cost_condition): Use extract_cond_operands.
5228 Return cheaper of using original bound and changing the exit bound.
5230 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5232 PR tree-optimization/29516
5233 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5234 most_expensive_mult_to_index, addr_to_parts,
5235 create_mem_ref, maybe_fold_tmr): Make the type of
5236 fields of TARGET_MEM_REF sizetype.
5237 (move_fixed_address_to_symbol, move_pointer_to_base):
5239 * tree.def (TARGET_MEM_REF): Add comment on types of
5242 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5244 * c-common.c (vector_types_convertible_p): Treat opaque types as
5245 always convertible if they have the same size, but not otherwise.
5247 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5249 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5250 Remove the b_unconditional field.
5251 (noce_try_sign_mask): Do not look at b_unconditional.
5252 (noce_process_if_block): Do not use merge_if_blocks. Update
5253 the CFG here. Do not set b_unconditional.
5254 (cond_move_process_if_block): Likewise.
5255 (find_cond_trap): Likewise.
5256 (check_cond_move_block): Require simple jump insns at the end
5259 2007-01-11 Jan Hubicka <jh@suse.cz>
5261 PR tree-optimization/1046
5262 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5263 when alias info is not ready.
5264 (pass_tail_recursion): Do not require aliasing.
5265 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5266 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5267 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5268 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5269 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5270 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5271 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5273 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5274 When aliasing is not build, mark statement as volatile.
5276 2007-01-11 Tom Tromey <tromey@redhat.com>
5278 PR preprocessor/15185, PR preprocessor/20989:
5279 * doc/cppopts.texi <-MT>: Update description of algorithm for
5280 computing default target.
5281 <-M, -MD>: Reword "basename" text.
5283 2007-01-11 Roger Sayle <roger@eyesopen.com>
5285 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5286 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5287 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5288 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5289 fold_builtin_bswap, real_constp, fold_builtin_pow,
5290 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5291 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5292 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5293 * convert.c (convert_to_pointer): Likewise.
5294 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5295 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5296 const_binop, fold_convert_const_int_from_int,
5297 fold_convert_const_int_from_real,
5298 fold_convert_const_real_from_real, sign_bit_p,
5299 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5300 fold_sign_changed_comparison, fold_unary, fold_comparison,
5301 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5302 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5303 * print-tree.c (print_node_brief, print_node): Likewise.
5304 * stor-layout.c (place_field, layout_type): Likewise.
5305 * tree-chrec.c (keep_cast): Likewise.
5306 * tree.c (build_vector, build_real, build_real_from_int_cst,
5307 build_complex): Likewise.
5309 2007-01-11 Roger Sayle <roger@eyesopen.com>
5311 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5312 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5314 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5316 * configure.ac (strict1_warn): Rename to strict_warn.
5317 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5318 cc_set_by_configure, quoted_cc_set_by_configure,
5319 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5320 all_boot_languages, all_stagestuff): Remove.
5321 (target_list): Remove bootstrap targets.
5322 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5323 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5324 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5325 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5326 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5327 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5328 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5329 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5330 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5331 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5332 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5333 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5334 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5335 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5336 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5337 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5338 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5339 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5340 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5341 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5342 (mostlyclean): Adjust.
5343 (clean, distclean): Don't mention bootstrap stuff.
5344 * configure: Regenerate.
5345 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5346 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5347 treelang/config-lang.in (stagestuff): Remove.
5348 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5349 stageprofile, stagefeedback, stagestuff): Remove mention.
5351 2007-01-11 Nick Clifton <nickc@redhat.com>
5353 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5355 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5356 (mcore_arith_K_S_operand): Run the test for the S constraint not
5357 the test for the M constraint.
5358 (mcore_addsub_operand): Do not accept integer values that are
5359 larger than 32 bits.
5360 * config/mcore/mcore.md: Remove unused constraints from split.
5361 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5363 (allocate_stack): Likewise.
5364 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5365 operands to 32 bits.
5366 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5368 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5369 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5370 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5371 mcore_output_bclri, mcore_output_andn, output_inline_const,
5372 mcore_output_move, mcore_output_movedouble): Likewise.
5373 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5374 (output_inline_const): Likewise.
5375 (output_inline_const): Fix format strings used in sprintf
5377 * config/mcore/mcore-protos.h: Update prototypes for changed
5378 functions in mcore.c.
5379 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5380 HOST_WIDE_INT and not int.
5381 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5382 CONST_OK_FOR_N): Likewise.
5383 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5384 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5387 2007-01-10 Jan Hubicka <jh@suse.cz>
5389 * tree-vrp.c (remove_range_assertions): Release defs.
5390 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5391 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5393 2007-01-10 Paul Brook <paul@codesourcery.com>
5395 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5396 * config/arm/arm.md (mulsi3subsi): New insn.
5398 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5400 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5401 (tree_transform_and_unroll_loop): New.
5402 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5405 2007-01-10 Robert Kennedy <jimbob@google.com>
5407 * fold-const.c (fold_comparison): Fold comparisons like (x *
5408 1000 < 0) to (x < 0).
5410 2007-01-10 Ian Lance Taylor <iant@google.com>
5412 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5413 operands have the same priority.
5415 2007-01-10 Tom Tromey <tromey@redhat.com>
5417 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5418 (fold_binary): Likewise.
5419 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5420 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5421 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5422 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5423 * langhooks.h (struct lang_hooks): Removed field
5424 'can_use_bit_fields_p'.
5426 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5428 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5430 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5432 * function.c (get_last_funcdef_no): New function.
5433 * function.h (get_last_funcdef_no): Declare.
5434 * tree-inline.c (initialize_cfun): Add initialization.
5435 (tree_function_versioning): Cleanup.
5437 2007-01-10 Jan Hubicka <jh@suse.cz>
5439 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5442 2007-01-10 Sa Liu <saliu@de.ibm.com>
5443 Ben Elliston <bje@au.ibm.com>
5445 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5446 for SAVE_NONLOCAL and Pmode for any other save level.
5447 * spu-protos.h (spu_restore_stack_block): Declare.
5448 * spu.md (save_stack_block): Remove.
5449 (restore_stack_block): Call spu_restore_stack_block.
5450 * spu.c (spu_restore_stack_block): New function.
5451 (spu_expand_epilogue): Remove old comment.
5453 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5455 PR tree-optimization/30322
5456 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5457 (cand_value_at): Return the value as aff_tree.
5458 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5459 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5460 aff_combination_mult): New functions.
5461 (aff_combination_add): Use aff_combination_add_cst.
5462 (aff_combination_convert): Allow conversions to a wider type.
5463 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5464 * tree-affine.h (aff_combination_mult): Declare.
5466 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5468 * doc/tm.texi: Update documentation to reflect reality of exec
5469 and start file search behaviours. Update copyright year.
5470 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5471 header file directories.
5473 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5475 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5476 (*cosxf2): Rename to cosxf2_i387.
5477 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5478 using X87MODEF12 mode macro. Rename patterns to
5479 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5481 (*cosdf2, *cossf2): Ditto.
5482 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5483 to match extended input operands.
5484 (sincos<mode>3): New expander.
5485 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5486 insn patterns and corresponding splitters.
5488 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5490 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5491 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5493 2007-01-09 Nicolas Pitre <nico@cam.org>
5496 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5498 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5500 * target.h (struct gcc_target): New field library_rtti_comdat.
5501 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5502 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5503 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5504 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5506 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5508 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5510 2007-01-08 Richard Guenther <rguenther@suse.de>
5512 * tree.h (force_fit_type_double): Export.
5513 (force_fit_type): Remove.
5514 * fold-const.c (force_fit_type_double): New function.
5515 (force_fit_type): Remove.
5516 (int_const_binop): Use it.
5517 (fold_convert_const_int_from_int): Likewise.
5518 (fold_convert_const_int_from_real): Likewise.
5519 (fold_div_compare): Likewise.
5520 (fold_sign_changed_comparison): Likewise.
5521 (fold_unary): Likewise.
5522 (fold_negate_const): Likewise.
5523 (fold_abs_const): Likewise.
5524 (fold_not_const): Likewise.
5525 * c-common.c (shorten_compare): Use force_fit_type_double.
5526 * convert.c (convert_to_pointer): Likewise.
5528 2007-01-08 Richard Guenther <rguenther@suse.de>
5530 * tree.h (build_int_cst_wide_type): Export.
5531 * tree.c (build_int_cst_wide_type): New function.
5532 (build_int_cst_wide): Fix comment.
5533 * builtins.c (fold_builtin_object_size): Use build_int_cst
5534 to build -1 or 0 of the correct type. Use fit_double_type
5535 to check for overflow.
5536 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5538 (decode_field_reference): Likewise.
5539 (all_ones_mask_p): Likewise.
5540 (native_interpret_int): Use build_int_cst_wide_type.
5541 (fold_binary): Use build_int_cst_type to build an all-ones
5543 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5545 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5547 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5549 2007-01-09 Ben Elliston <bje@au.ibm.com>
5551 * genautomata.c (STATS_OPTION): New option.
5552 (stats_flag): New flag.
5553 (gen_automata_option): Handle it.
5554 (initiate_automaton_gen): Ditto.
5555 (write_automata): Output statistics only if stats_flag is
5556 set. Likewise, output time statistics only if time_flag is set.
5557 * doc/md.texi (Processor pipeline description): Document new flag.
5559 2007-01-08 Richard Guenther <rguenther@suse.de>
5561 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5562 * tree.c (build_int_cst_type): Likewise.
5563 (size_in_bytes): Don't call force_fit_type on the result.
5564 (int_fits_type_p): Use fit_double_type.
5565 * fold-const.c (fit_double_type): New function.
5566 (force_fit_type): Use it.
5567 * tree.h (fit_double_type): Export.
5569 2007-01-08 Jan Hubicka <jh@suse.cz>
5571 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5572 * ipa.c (function_and_variable_visibility): Fix return type.
5574 2007-01-08 Richard Guenther <rguenther@suse.de>
5576 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5577 of offset to build the index.
5578 * tree-pretty-print.c (dump_generic_node): Don't build negated
5579 const just for printing.
5580 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5581 * builtins.c (fold_builtin_int_roundingfn): Check if result
5582 fits the type by using force_fit_type and comparing the result.
5583 * predict.c (predict_loops): Use compare_tree_int for comparison.
5584 * tree.c (build_int_cst): Fall back to integer_type_node for
5586 (build_int_cst_wide): Assert type is non-null.
5588 2007-01-08 Roberto Costa <roberto.costa@st.com>
5590 * tree-vrp.c (extract_range_from_cond_expr): New.
5591 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5592 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5594 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5595 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5596 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5597 used as expressions.
5598 * tree-object-size.c (cond_expr_object_size): New.
5599 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5601 2007-01-08 Jan Hubicka <jh@suse.cz>
5603 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5604 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5607 2007-01-08 Richard Guenther <rguenther@suse.de>
5609 PR tree-optimization/23603
5610 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5611 (extract_range_from_binary): Fall back to truthvalue instead of
5612 varying for TRUTH_*_EXPR.
5613 (extract_range_from_comparison): Fall back to truthvalue instead of
5615 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5616 if all visited PHI values were constant.
5618 2007-01-08 Jan Hubicka <jh@suse.cz>
5620 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5621 (cgraph_analyze_function): break out from ...
5622 (cgraph_finalize_compilation_unit): ... here.
5623 (cgraph_expand_function): Remove forgoten commented out line.
5624 (cgraph_optimize): Analyze functions.
5626 2007-01-08 Jan Hubicka <jh@suse.cz>
5628 * tree-pas.h (TODO_remove_function): New flag.
5629 (TODO_update*): Renumber.
5630 (pass_ipa_increase_alignment,
5631 pass_ipa_function_and_variable_visibility): New passes.
5632 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5633 (cgraph_function_and_variable_visibility): Move to ipa.c
5634 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5635 cgraph_increase_alignment.
5636 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5637 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5638 calling tree-inline.
5639 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5640 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5641 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5642 (gate_increase_alignment): New function.
5643 (pass_ipa_increase_alignment): New pass.
5644 * ipa.c: Inline tree-pass.h and timevar.h
5645 (function_and_variable_visibility): Move here from cgraphunit.c
5646 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5647 * passes.c (init_optimization_passes): Add the two new passes.
5648 (execute_todo): Handle cgraph_remove_functions.
5650 2007-01-08 Nick Clifton <nickc@redhat.com>
5652 * config/frv/predicates.md (reg_or_0_operand): Accept
5655 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5657 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5658 * config.gcc: Add bfin*-rtems*.
5660 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5662 * c.opt: Add -flax-vector-conversions.
5663 * c-typeck.c (convert_for_assignment): Pass flag to
5664 vector_types_convertible_p to allow emission of note.
5665 (digest_init): Likewise.
5666 * c-opts.c: Handle -flax-vector-conversions.
5667 * c-common.c (flag_lax_vector_conversions): New.
5668 (vector_types_convertible_p): Unless -flax-vector conversions
5669 has been passed, disallow conversions between vectors with
5670 differing numbers of subparts and/or element types. If such
5671 a conversion is disallowed, possibly emit a note on the first
5672 occasion only to inform the user of -flax-vector-conversions.
5673 The new last argument specifies this.
5674 * c-common.h (flag_lax_vector_conversions): New.
5675 (vector_types_convertible_p): Add extra argument.
5676 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5677 char_type_node for V*QI type vectors.
5678 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5679 Update to satisfy new typechecking rules.
5680 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5682 * doc/invoke.texi (C Dialect Options): Document
5683 -flax-vector-conversions.
5685 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5687 PR tree-optimization/29877
5688 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5689 a register variable on the RHS to not be replaceable.
5691 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5692 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5693 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5694 const_simm15, const_pow2, const_npow2): Added.
5695 * config/score/misc.md (insv, extv, extzv, movmemsi,
5696 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5697 * config/score/score.c (score_address_cost, score_select_cc_mode):
5699 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5700 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5701 Update score_print_operand.
5702 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5703 Adjust register allocate order and update some macro define.
5704 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5705 mdx_block_move_straight, mdx_block_move_loop_head,
5706 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5707 mdx_block_move): Added.
5708 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5709 mdp_limm): Updated and fix some bug and typo.
5710 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5711 (movsf, movdf, doloop_end): Added.
5713 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5715 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5716 config/arm/thumb2.md: Fix comment typos.
5717 * doc/extend.texi: Fix a typo.
5719 2007-01-07 Eric Christopher <echristo@apple.com>
5721 * configure.ac: Check for __stack_chk_fail for darwin.
5722 * configure: Regenerate.
5724 2007-01-07 Richard Guenther <rguenther@suse.de>
5726 * tree-vrp.c (extract_range_from_assert): CSE calls to
5727 compare_values where possible.
5728 (extract_range_from_unary_expr): Likewise.
5730 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5732 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5733 * config/avr/avr.c (call_insn_operand): Delete function.
5734 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5735 instead of register number. Use predicates.
5736 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5737 call_insn_operand): Add.
5739 2007-01-06 Jan Hubicka <jh@suse.cz>
5741 * tree-pass.h (pass_build_cgraph_edges): Declare.
5742 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5743 (visited_nodes): Remove.
5744 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5745 build_cgrpah_edges; make visited_nodes local.
5746 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5747 (record_references_in_initializer): Move to cgraphbuild.c
5748 (initialize_inline_failed, rebuild_cgraph_edges,
5749 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5750 (verify_cgraph_node): Make visited_nodes local.
5751 (cgraph_analyze_function): Do not call cgraph_create_edges and
5752 initialize_inline_failed.
5753 (cgraph_expand_function): Do not call cgraph_lower_function;
5754 assert that function is already lowered.
5755 * Makefile.in (cgraphbuild.o): New.
5756 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5757 at the end of lowering passes.
5759 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5761 * ifcvt.c (cond_move_convert_if_block): New function, code
5762 factored out from...
5763 (cond_move_process_if_block): ...here. Call the new function
5764 on the THEN and ELSE blocks.
5765 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5766 already takes care of this.
5768 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5771 * tree.h (TREE_OVERFLOW_P): New.
5772 * c-typeck.c (parser_build_unary_op): Warn only if result
5773 overflowed and operands did not.
5774 (parser_build_binary_op): Likewise.
5775 (convert_for_assignment): Remove redundant overflow_warning.
5776 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5778 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5780 * c-typeck.c (store_init_value): Split over two lines to follow
5781 the GNU coding style.
5783 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5785 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5786 __GXX_EXPERIMENTAL_CXX0X__.
5787 * doc/cpp.texi: Same.
5789 2007-01-05 Richard Guenther <rguenther@suse.de>
5792 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5793 with mismatched types. Instead explicitly build a
5794 conversion NOP_EXPR.
5796 2007-01-05 Ian Lance Taylor <iant@google.com>
5798 * c-common.c (decl_with_nonnull_addr_p): New function.
5799 (c_common_truthvalue_conversion): Call it.
5800 * c-typeck.c (build_binary_op): Likewise.
5801 * c-common.h (decl_with_nonnull_addr_p): Declare.
5803 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5806 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5809 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5811 * doc/install.texi (Final install): Document the fact that
5812 the GNAT runtime should not be stripped.
5814 2007-01-04 Jan Hubicka <jh@suse.cz>
5816 * tree-inline.c (fold_marked_statements): Update operand caches
5817 and EH after folding
5819 2007-01-04 Ian Lance Taylor <iant@google.com>
5821 * c-common.c (check_function_nonnull): Whitespace fix.
5823 2007-01-04 Jan Hubicka <jh@suse.cz>
5825 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5826 comitted older version of patch.
5827 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5828 function, celanup cfg and collect garbage.
5830 2007-01-04 Mike Stump <mrs@apple.com>
5832 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5835 2007-01-04 Eric Christopher <echristo@apple.com>
5837 * libgcc2.c (__bswapsi2): Use SItype.
5838 (__bswapdi2): Use DItype.
5839 * libgcc2.h: Update for above.
5841 2007-01-04 Paul Brook <paul@codesourcery.com>
5843 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5844 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5845 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5846 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5847 umulsi3_highpart): Make conditional on !arm_arch6.
5848 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5849 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5850 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5851 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5852 umulsi3_highpart_v6): New insns.
5854 2007-01-04 Roger Sayle <roger@eyesopen.com>
5856 * fold-const.c (fold_convert): When casting an expression to void,
5857 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5858 have a type. Instead of attempting to build a NOP_EXPR, return
5859 these "special" trees directly.
5861 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5863 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5864 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5865 rs6000_cost->fp not 0 as adjustment for outer NEG.
5867 2007-01-04 Jan Hubicka <jh@suse.cz>
5869 * cgraph.c (cgraph_release_function_body): New function.
5870 (cgraph_remove_node): Use it.
5871 * cgraph.h (cgraph_release_function_body): Declare.
5872 * cgraphunit.c (cgraph_expand_function): Use it.
5873 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5874 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5875 is initialized and while compilation of other function is running.
5876 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5877 statement CFG annotations from here to ...
5878 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5880 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5882 * cfgloop.h (enum li_flags): Make the constants powers of two.
5884 2007-01-04 Jan Hubicka <jh@suse.cz>
5886 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5888 (fold_marked_statements): New function.
5889 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5890 * tree-inline.h (copy_body_data): Add statements_to_fold.
5892 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5894 * config.gcc: Mention libgcc/config.host.
5895 * Makefile.in: Update comments mentioning libgcc.
5896 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5897 (all.cross, start.encap, rest.encap, rest.cross): Update
5898 dependencies for libgcc move.
5899 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5900 (clean-target, clean-target-libgcc): Delete.
5901 (srcdirify, GCC_EXTRA_PARTS): New macros.
5902 (libgcc-support, libgcc.mvars): New rules.
5903 (distclean): Remove mention of mklibgcc.
5904 (install): Don't reference INSTALL_LIBGCC.
5905 (install-common): Don't reference EXTRA_PARTS.
5906 (install-libgcc, install-multilib): Delete rules.
5907 * mklibgcc.in: Delete file.
5908 * doc/configfiles.texi: Don't mention mklibgcc.
5910 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5911 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5912 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5913 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5914 (mklibgcc, ldblspecs): Likewise.
5916 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5917 (posixpre.def): Use $(T).
5918 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5919 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5920 (SHLIB_LINK): Make dummy.
5921 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5923 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5925 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5926 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5927 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5928 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5930 * configure.ac (all_outputs): Remove mklibgcc.
5931 * configure: Regenerated.
5933 2007-01-03 Josh Conner <jconner@apple.com>
5936 * calls.c (compute_argument_addresses): Set stack and stack_slot
5937 for partial args, too.
5938 (store_one_arg): Use locate.size.constant for the size when
5939 generating a save_area.
5941 2007-01-03 Robert Kennedy <jimbob@google.com>
5943 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5944 whose definitions are deleted due to basic block merging.
5946 2007-01-03 Paul Brook <paul@codesourcery.com>
5949 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5951 (use_return_insn): Return 0 for Thumb interrupt functions.
5952 (print_multi_reg): Add rfe argument for IRQ returns.
5953 (arm_output_epilogue): Pop interrupt return address directly into PC.
5954 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5956 2007-01-03 Paul Brook <paul@codesourcery.com>
5958 Merge from sourcerygxx-4_1.
5959 * config/arm/thumb2.md: New file.
5960 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5962 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5963 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5964 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5965 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5967 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5968 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5970 * config/arm/ieee754-sf.S: Ditto.
5971 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5972 (thumb1_base_register_rtx_p): ... to this.
5973 (thumb_index_register_rtx_p): Rename...
5974 (thumb1_index_register_rtx_p): ... to this.
5975 (thumb_output_function_prologue): Rename...
5976 (thumb1_output_function_prologue): ... to this.
5977 (thumb_legitimate_address_p): Rename...
5978 (thumb1_legitimate_address_p): ... to this.
5979 (thumb_rtx_costs): Rename...
5980 (thumb1_rtx_costs): ... to this.
5981 (thumb_compute_save_reg_mask): Rename...
5982 (thumb1_compute_save_reg_mask): ... to this.
5983 (thumb_final_prescan_insn): Rename...
5984 (thumb1_final_prescan_insn): ... to this.
5985 (thumb_expand_epilogue): Rename...
5986 (thumb1_expand_epilogue): ... to this.
5987 (arm_unwind_emit_stm): Rename...
5988 (arm_unwind_emit_sequence): ... to this.
5989 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5990 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5991 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5992 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5993 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5994 thumb2_output_casesi): New functions.
5995 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5996 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5997 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5998 THUMB2_WORK_REGS): Define.
5999 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6000 arm_condexec_mask, arm_condexec_masklen)): New variables.
6001 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6002 (arm_override_options): Check new CPU capabilities.
6003 Set new architecture flag variables.
6004 (arm_isr_value): Handle v7m interrupt functions.
6005 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6007 (const_ok_for_arm): Handle Thumb-2 constants.
6008 (arm_gen_constant): Ditto. Use movw when available.
6009 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6011 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6012 (thumb_find_work_register, arm_load_pic_register,
6013 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6014 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6015 print_multi_reg, output_mov_long_double_fpa_from_arm,
6016 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6017 output_mov_double_fpa_from_arm, output_move_double,
6018 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6019 output_return_instruction, arm_output_function_prologue,
6020 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6021 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6022 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6023 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6024 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6025 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6027 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6028 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6029 (arm_file_start): Output directive for unified syntax.
6030 (arm_unwind_emit_set): Handle stack alignment instruction.
6031 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6032 Add v6t2, v7, v7a, v7r and v7m.
6033 (RETLDM): Add Thumb-2 code.
6034 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6035 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6036 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6037 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6038 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6039 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6040 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6041 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6042 ADJUST_INSN_LENGTH): Define.
6043 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6044 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6045 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6046 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6047 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6048 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6049 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6050 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6051 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6052 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6053 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6054 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6055 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6056 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6057 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6058 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6059 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6061 * config/arm/arm-tune.md: Regenerate.
6062 * config/arm/arm-protos.h: Update prototypes.
6063 * config/arm/vfp.md: Enable patterns for Thumb-2.
6064 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6065 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6066 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6067 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6068 * config/arm/libunwind.S: Add Thumb-2 code.
6069 * config/arm/constraints.md: Update include Thumb-2.
6070 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6071 * config/arm/ieee754-df.S: Ditto.
6072 * config/arm/bpabi.S: Ditto.
6073 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6074 * config/arm/predicates.md (low_register_operand,
6075 low_reg_or_int_operand, thumb_16bit_operator): New.
6076 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6077 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6078 * config/arm/t-arm-elf: Add armv7 multilib.
6079 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6081 (UNSPEC_STACK_ALIGN, ce_count): New.
6082 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6083 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6085 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6086 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6087 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6088 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6089 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6090 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6092 * doc/extend.texi: Document ARMv7-M interrupt functions.
6093 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6095 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6097 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6098 (struct _Unwind_Context): Rename args_size to flags, remove
6099 signal_frame field, add a new args_size field and version field.
6100 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6101 _Unwind_IsExtendedContext): New inline functions.
6102 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6103 Assume by_value array is only present if _Unwind_IsExtendedContext.
6104 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6105 _Unwind_IsSignalFrame.
6106 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6107 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6108 (uw_init_context_1): Initialize context->flags to
6109 EXTENDED_CONTEXT_BIT.
6110 * config/rs6000/linux-unwind.h (frob_update_context): Use
6111 _Unwind_SetSignalFrame.
6113 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6116 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6117 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6120 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6122 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6123 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6124 RET, AT_SP): Remove.
6125 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6128 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6129 * cfgbuild.c (find_basic_blocks): Likewise.
6130 * cfgrtl.c (rtl_create_basic_block): Likewise.
6131 * function.c (temp_slots_at_level): Likewise.
6132 * reg-stack.c (stack_regs_mentioned): Likewise.
6133 * regclass.c (allocate_reg_info): Likewise.
6134 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6135 set_bb_for_stmt, move_block_to_fn): Likewise.
6136 * tree-complex.c (tree_lower_complex): Likewise.
6137 * vec.h (VEC_safe_grow_cleared): New.
6139 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6141 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6143 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6144 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6146 * cfgloopmanip.c (scale_loop_frequencies): Export.
6147 (loopify): Scale the frequencies by prescribed coefficients.
6148 (set_zero_probability): New function.
6149 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6150 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6151 and frequencies according to arguments.
6152 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6154 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6155 * modulo-sched.c (sms_schedule): Set probabilities for entering
6156 versioned loop correctly.
6157 * tree-vect-transform.c (vect_transform_loop): Ditto.
6158 * cfgloop.h (loopify, loop_version): Declaration changed.
6159 (scale_loop_frequencies): Declared.
6161 2007-01-02 Jan Hubicka <jh@suse.cz>
6163 * cgraph.c: Include tree-flow.h
6164 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6166 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6167 * tree-pass.h (pass_all_early_optimizations): Declare.
6168 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6170 (cgraph_analyze_function): Do early_local_passes.
6171 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6172 Do not add referenced vars.
6173 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6175 (gate_all_early_local_passes): New gate.
6176 (pass_early_local_passes): Use new gate.
6177 (execute_early_local_optimizations): New functions.
6178 (gate_all_early_optimizations): New gate.
6179 (pass_all_early_optimizations): New pass.
6180 (execute_free_datastructures): Free SSA only when initialized.
6181 (gate_init_datastructures): Init only when optimizing.
6182 (tree_lowering_passes): Do early local passes when called late.
6183 * tree-profile.c (do_tree_profiling): Don't profile functions added
6185 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6186 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6188 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6189 during early_local_passes.
6190 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6193 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6195 * Makefile.in: Update copyright year.
6197 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6199 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6200 in $(lang_checks) and check-consistency targets.
6202 2007-01-02 Jan Hubicka <jh@suse.cz>
6204 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6205 Do not add referenced vars.
6206 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6208 * passes.c (init_optimization_passes): Put mudflap_2 after
6209 free_datastructures.
6211 2007-01-02 Jan Hubicka <jh@suse.cz>
6213 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6214 Set NOTHROW flag on call statements proved to be nothrow.
6215 Update statement of local calls so new pure/const functions are
6216 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6218 (tree_rest_of_compilation): Register hooks and initialize bitmap
6219 early. Do not set after_inlining flag.
6221 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6223 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6224 HOST_BITS_PER_LONGLONG
6226 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6229 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6230 warning for non-static initializers.
6232 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6234 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6235 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6236 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6237 Always use set_unique_reg_note to add REG_EQUAL notes.
6239 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6242 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6244 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6245 * cfgbuild.c (find_basic_blocks): Likewise.
6246 * cfgrtl.c (rtl_create_basic_block): Likewise.
6247 * function.c (temp_slots_at_level): Likewise.
6248 * reg-stack.c (stack_regs_mentioned): Likewise.
6249 * regclass.c (allocate_reg_info): Likewise.
6250 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6251 set_bb_for_stmt, move_block_to_fn): Likewise.
6252 * tree-complex.c (tree_lower_complex): Likewise.
6253 * vec.h (VEC_safe_grow_cleared): New.
6255 2007-01-02 Ian Lance Taylor <iant@google.com>
6257 * c-common.c (c_common_truthvalue_conversion): When warning about
6258 using an assignment as a truth value, set TREE_NO_WARNING.
6260 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6263 * c.opt (Wold-style-declaration): New.
6264 * doc/invoke.texi (C-only Warning Options): New.
6265 (Wold-style-declaration): Document it.
6266 (Wextra): Enabled by -Wextra.
6267 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6268 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6269 -Wold-style-declaration.
6271 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6273 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6274 * cfgbuild.c (find_basic_blocks): Likewise.
6275 * cfgrtl.c (rtl_create_basic_block): Likewise.
6276 * function.c (temp_slots_at_level): Likewise.
6277 * reg-stack.c (stack_regs_mentioned): Likewise.
6278 * regclass.c (allocate_reg_info): Likewise.
6279 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6280 set_bb_for_stmt, move_block_to_fn): Likewise.
6281 * tree-complex.c (tree_lower_complex): Likewise.
6282 * vec.h (VEC_safe_grow_cleared): New.
6284 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6286 * c-common.c (c_common_nodes_and_builtins): Since variants of
6287 void_type_node get built before it is given a name, we need to
6288 give those variants the name, too.
6289 (complete_array_type): We need to work with the canonical main
6290 type of the array, from which we will build the qualified version.
6291 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6292 * print-tree.c (print_node): Display canonical type information
6294 * stor-layout.c (layout_type): When we don't know the
6295 alignment of a type for which we're building an array, we end up
6296 guessing wrong, so make the type require structural equality.
6297 * tree.c (make_node_stat): When we build a new type, it is its
6299 (build_type_attribute_qual_variant): When building an attribute
6300 variant, its canonical type is the non-attribute variant. However,
6301 if the attributes are target-dependent and they differ, we need to
6302 use structural equality checks for this type.
6303 (build_qualified_type): A qualified type is not equivalent to its
6304 unqualified variant; set the canonical type appropriately.
6305 (build_distinct_type_copy): When building a distinct type from
6306 another type, the new type is its own canonical type.
6307 (build_variant_type_copy): When building a new type variant, we
6308 assume that it is equivalent to the original type.
6309 (build_pointer_type_for_mode): When building a pointer type, also
6310 build a canonical type pointer.
6311 (build_reference_type_for_mode): When building a reference type,
6312 also build a canonical type reference.
6313 (build_index_type): When we can't hash an index type (e.g.,
6314 because its maximum value is negative), the index type requires
6315 structural equality tests.
6316 (build_array_type): Build the canonical form of an array type.
6317 (build_function_type): Function types require structural equality,
6318 because they contain default arguments, attributes, etc.
6319 (build_method_type_directly): Ditto for method types.
6320 (build_offset_type): Build the canonical offset type.
6321 (build_complex_type): Build the canonical vector type.
6322 (make_vector_type): Build the canonical vector type.
6323 * tree.h (TYPE_CANONICAL): New.
6324 (TYPE_STRUCTURAL_EQUALITY_P): New.
6325 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6326 (struct tree_type): Added "canonical" field.
6327 * params.h (VERIFY_CANONICAL_TYPES): New.
6328 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6329 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6330 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6331 * doc/invoke.texi (verify-canonical-types): Document --param
6332 parameter for verifying canonical types.
6334 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6336 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6337 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6338 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6339 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6341 * config/rs6000/e500.h: New.
6342 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6343 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6345 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6346 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6347 TARGET_E500_DOUBLE): Remove.
6348 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6349 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6350 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6351 * config/rs6000/rs6000.c (rs6000_override_options): Use
6354 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6356 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6357 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6358 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6359 rs6000_emit_cmove): Don't check TARGET_E500.
6360 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6361 sordered): Don't check TARGET_E500.
6363 2007-01-01 Eric Christopher <echristo@apple.com>
6365 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6366 HARD_REGISTER_NUM_P.
6368 2007-01-01 Roger Sayle <roger@eyesopen.com>
6370 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6371 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6372 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6375 2007-01-01 Mike Stump <mrs@apple.com>
6377 * configure.ac: Remove support for building with Apple's gcc-3.1.
6379 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6382 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6383 REG is a hard register. Do not modify REG before calling
6385 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6386 multiple of the size of YMODE for certain lowpart cases.
6388 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6391 * gimplify (voidify_wrapper_expr): Update for
6394 2007-01-01 Andreas Schwab <schwab@suse.de>
6397 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6398 save of BR0 in extra_spill_size instead of spill_size.
6399 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6401 (ia64_expand_epilogue): Restore BR0 from its new location.
6403 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6405 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6406 Use a temporary variable if the left hand side is not a gimple
6409 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6411 * gimplify.c (gimplify_return_expr): Make the temporary variable
6412 for the return expression, a gimple register variable.
6414 2007-01-01 Jan Hubicka <jh@suse.cz>
6416 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6419 2007-01-01 Mike Stump <mrs@apple.com>
6421 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6423 * config/darwin.c (machopic_select_rtx_section): Use
6425 (darwin_mergeable_constant_section): Likewise.
6426 * configure: Regenerate.
6427 * config.in: Regenerate.
6429 2007-01-01 Jan Hubicka <jh@suse.cz>
6430 Andrew Pinski <pinskia@gmail.com>
6432 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6433 before starting IPA passes.