1 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3 PR rtl-optimization/30841
4 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * builtins.c (fold_builtin_frexp): New.
9 (fold_builtin_2): Use it.
11 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13 * doc/invoke.texi (Spec Files): Document getenv spec function.
15 * gcc.c (getenv_spec_function): New function.
16 (static_spec_functions): Add it.
17 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
21 2007-02-22 Michael Matz <matz@suse.de
24 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27 2007-02-22 Ian Lance Taylor <iant@google.com>
30 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
31 (mem_loc_descriptor): Call it.
33 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
34 Ira Rosen <irar@il.ibm.com>
36 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
38 2007-02-22 Ira Rosen <irar@il.ibm.com>
40 PR tree-optimization/30843
41 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
42 stores only after all the group is vectorized.
44 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
46 PR tree-optimization/30858
47 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
48 in the reduction cycle have a single use in the loop.
49 * tree-vectorizer.h (relevant): Add documentation.
51 2007-02-20 Mike Stump <mrs@apple.com>
53 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
54 * configure: Regenerate.
56 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
58 Change the defaults of some parameters and options.
59 * config/spu/spu-protos.h (spu_optimization_options): Declare.
60 * config/spu/spu.c (spu_optimization_options): Add.
61 (spu_override_options): Change params in spu_optimization_options.
62 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
64 Register 127 is only 16 byte aligned when used as a frame pointer.
65 * config/spu/spu-protos.h (spu_init_expanders): Declare.
66 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
67 HARD_FRAME_POINTER_REGNUM.
68 (spu_legitimate_address): Use regno_aligned_for_reload.
69 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
70 aligned when frame_pointer_needed is true.
71 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
73 * config/spu/spu.h (INIT_EXPANDERS): Define.
75 Make sure shift and rotate instructions have valid immediate operands.
76 * config/spu/predicates.md (spu_shift_operand): Remove.
77 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
78 * config/spu/constraints.md (W, O): Extend range.
79 * config/spu/spu.md (umask, nmask): Define.
80 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
81 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
82 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
83 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
84 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
85 (lshr<mode>3_reg): Fix rtl description.
87 Make sure mulhisi immediate operands are valid.
88 * config/spu/predicates.md (imm_K_operand): Add.
89 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
91 Generate constants using fsmbi and andi.
92 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
93 (print_operand, spu_split_immediate, classify_immediate,
94 fsmbi_const_p): Handle IC_FSMBI2.
96 Correctly handle a CONST_VECTOR containing symbols.
97 * config/spu/spu.c (print_operand): Handle HIGH correctly.
98 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
99 (immediate_load_p): Allow symbols that use 2 instructions to create.
100 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
101 with symbols when flag_pic is set.
102 (const_vector_immediate_p): New.
103 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
104 accept a CONST_VECTOR with symbols.
105 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
106 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
108 * config/spu/spu.md (high, low): Delete.
109 (low_<mode>): Define.
111 Remove INTRmode and INTR_REGNUM, which didn't work.
112 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
114 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
115 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
116 peephole2 pattern): Don't use INTR or 131.
118 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
119 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
120 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
121 (UNSPEC_SET_INTR): Add.
122 * config/spu/spu-modes.def (INTR): Remove.
124 More accurate warnings about run-time relocations.
125 * config/spu/spu.c (reloc_diagnostic): Test in_section.
127 Correctly warn about immediate arguments to specific intrinsics.
128 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
129 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
130 the instruction predicate.
132 Fix tree check errors with latest update.
133 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
135 (spu_expand_builtin): Use CALL_EXPR_FN.
137 Add missing specific intrinsics.
138 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
140 * config/spu/spu_internals.h: Ditto.
142 Fix incorrect operand modifiers.
143 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
144 * config/spu/spu.md (xor<mode>3): Change %S to %J.
146 Optimize one case of zero_extend of a vec_select.
147 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
149 Accept any immediate for hbr.
150 * config/spu/spu.md (hbr): Change s constraints to i.
152 2007-02-21 Paul Brook <paul@codesourcery.com>
154 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
155 condexec_count when skipping USE and CLOBBER.
157 2007-02-21 Nick Clifton <nickc@redhat.com>
159 * common.opt (Warray-bounds): Add Warning attribute.
160 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
162 (fsized-zeroes): Add Optimization attribute.
163 (fsplit-wide-types, ftree-scev-cprop): Likewise.
164 * c.opt (Wc++0x-compat): Add Warning attribute.
166 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
169 * reload1.c (eliminate_regs_in_insn): In the single_set special
170 case, attempt to re-recognize the insn before falling back to
171 having reload fix it up.
173 2007-02-20 Eric Christopher <echristo@gmail.com>
175 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
177 (frv_read_iacc_argument): Ditto.
178 (frv_expand_set_builtin): Take a call instead of arglist, update for
180 (frv_expand_unop_builtin): Ditto.
181 (frv_expand_binop_builtin): Ditto.
182 (frv_expand_cut_builtin): Ditto.
183 (frv_expand_binopimm_builtin): Ditto.
184 (frv_expand_voidbinop_builtin): Ditto.
185 (frv_expand_int_void2arg): Ditto.
186 (frv_expand_prefetches): Ditto.
187 (frv_expand_voidtriop_builtin): Ditto.
188 (frv_expand_voidaccop_builtin): Ditto.
189 (frv_expand_load_builtin): Ditto.
190 (frv_expand_store_builtin): Ditto.
191 (frv_expand_mdpackh_builtin): Ditto.
192 (frv_expand_mclracc_builtin): Ditto.
193 (frv_expand_mrdacc_builtin): Ditto.
194 (frv_expand_mwtacc_builtin): Ditto.
195 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
198 2007-02-20 Janis Johnson <janis187@us.ibm.com>
200 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
201 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
203 (HAVE_GAS_DFP): Check for assembler support of decimal floating
205 * configure: Regenerate.
206 * config.in: Regenerate.
207 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
208 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
209 masks to power6 and power6x and to POWERPC_MASKS.
210 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
212 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
213 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
214 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
215 Access PROTOTYPE as variable, not mask.
217 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
219 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
220 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
221 * combine.c (adjust_for_new_dest): Use it.
222 * postreload.c (reload_combine): Likewise.
224 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
226 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
227 notes on an insn with multiple sets, even if single_set returns
228 non-NULL for that insn.
230 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
232 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
235 2007-02-20 Geoffrey Keating <geoffk@apple.com>
237 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
238 if user didn't pass it.
239 * config/i386/darwin.h (CC1_SPEC): Likewise.
240 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
241 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
242 -mmacosx-version-min.
244 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
245 Uros Bizjak <ubizjak@gmail.com>
247 * optabs.h (enum optab_index): Add new OTI_scalb.
248 (scalb_optab): Define corresponding macro.
249 * optabs.c (init_optabs): Initialize scalb_optab.
250 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
252 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
253 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
254 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
255 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
256 flag_unsafe_math_optimizations is set.
258 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
259 to implement scalbf, scalb and scalbl built-ins as inline x87
262 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
263 DJ Delorie <dj@redhat.com>
266 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
267 (diagnostic_report_diagnostic): ... here, and turn them into real
268 errors. If warnings are inhibited, no need to do anything.
270 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
272 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
273 better code generation.
275 2007-02-20 Ben Elliston <bje@au.ibm.com>
277 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
279 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
281 * config/alpha/alpha.c, config/alpha/alpha.md,
282 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
283 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
284 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
285 config/arm/lib1funcs.asm: Follow spelling conventions.
287 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
288 config/fr30/fr30.md, config/i386/i386.h,
289 config/iq2000/iq2000.h, config/iq2000/predicates.md,
290 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
291 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
292 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
293 config/rs6000/altivec.md, config/rs6000/rs6000.c,
294 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
295 config/sparc/sparc.c, config/sparc/sparc.h,
296 config/sparc/sparc.md, config/spu/constraints.md,
297 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
300 2007-02-20 Alan Modra <amodra@bigpond.net.au>
303 * varasm.c (use_blocks_for_decl_p): Return false for decls with
306 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
308 * doc/invoke.texi (-ftree-lrs): Remove.
310 2007-02-19 Diego Novillo <dnovillo@redhat.com>
312 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
315 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
317 * config/ia64/ia64.c (ia64_expand_builtin): Use the
318 new CALL_EXPR_FN macro for retrieving the function
319 declaration of the input expression.
321 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
323 * c.opt (Waddress): New.
324 * common.opt (Walways-true): Delete.
325 (Wstring-literal-comparison): Delete.
326 * doc/invoke.texi (Warning Options): Delete -Walways-true and
327 -Wstring-literal-comparison. Add -Waddress.
329 (Walways-true): Delete.
330 (Wstring-literal-comparison): Delete.
331 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
332 consistently instead of -Walways-true in example.
333 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
334 * c-typeck.c (parser_build_binary_op): Replace
335 -Wstring-literal-comparison and -Walways-true with -Waddress.
336 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
339 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
341 * tree-cfg.c (dump_function_to_file): Be prepared for functions
342 without DECL_STRUCT_FUNCTION initialized.
344 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
346 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
347 due to calls to functions taking pointers as parameters.
349 2007-02-19 Richard Henderson <rth@redhat.com>
352 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
355 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
357 * config/s390/s390.c (s390_call_saved_register_used,
358 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
359 accessed to the new scheme.
361 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
363 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
364 (cris_print_index, cris_print_operand, cris_print_operand_address)
365 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
366 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
367 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
369 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
370 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
371 GO_IF_LEGITIMATE_ADDRESS): Ditto.
372 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
373 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
374 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
375 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
376 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
377 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
378 (uminsi3, call, call_value): Ditto.
379 (define_split: indir_to_reg_split, unnamed): Ditto.
381 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
383 PR tree-optimization/30975
384 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
387 2007-02-18 Eric Christopher <echristo@gmail.com>
389 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
390 Remove use of arglist.
391 (mips_expand_builtin): Remove use of arglist, pass in expr.
392 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
393 (mips_expand_builtin_movtf): Ditto.
394 (mips_expand_builtin_compare): Ditto.
396 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
398 * tree-sra.c (sra_build_assignment): Replace assertion
399 checking with a comment explaining why it can't be done.
401 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
404 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
405 during CALL_EXPR representation conversion.
406 * tree-ssa-propagate.c (set_rhs): Likewise.
408 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
410 * tree-sra.c (sra_build_assignment): Disable assertion checking
413 2007-02-18 Roger Sayle <roger@eyesopen.com>
415 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
416 instead of calling build2 with a GIMPLE_MODIFY_STMT.
417 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
419 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
420 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
421 gimplify_init_ctor_eval_range, gimple_push_cleanup,
422 gimplify_omp_for, gimplify_omp_atomic_pipeline,
423 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
424 force_gimple_operand): Likewise.
425 * ipa-cp.c (constant_val_insert): Likewise.
426 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
427 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
428 perfect_nestify): Likewise.
429 * langhooks.c (lhd_omp_assignment): Likewise.
430 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
431 lower_copyprivate_clauses, lower_send_clauses,
432 lower_send_shared_vars, expand_parallel_call,
433 expand_omp_for_generic, expand_omp_for_static_nochunk,
434 expand_omp_for_static_chunk, expand_omp_sections,
435 lower_omp_single_copy, lower_omp_for_lastprivate,
436 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
437 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
438 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
441 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
443 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
444 config/sh/sh.md: Follow spelling conventions.
446 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
447 config/frv/predicates.md: Follow spelling conventions.
449 * config/m68k/linux-unwind.h: Fix a comment typo.
450 * target.h: Follow spelling conventions.
452 2007-02-18 Roger Sayle <roger@eyesopen.com>
454 PR rtl-optimization/28173
455 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
456 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
457 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
458 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
459 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
461 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
463 * builtins.c (fold_builtin_load_exponent): New.
464 (fold_builtin_2): Use it.
466 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
468 PR rtl-optimization/30773
469 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
470 if we fail to attach a REG_EQUIV note.
472 2007-02-18 David Edelsohn <edelsohn@gnu.org>
473 Roger Sayle <roger@eyesopen.com>
475 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
477 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
479 * calls.c (initialize_argument_information): Pass original EXP
480 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
481 code to split complex arguments here, as part of initializing the
483 (expand_call): Remove code that builds a list of arguments and
484 inserts implicit arguments into it. Instead, just count how many
485 implicit arguments there will be so we can determine the size of
486 the ARGS array, and let initialize_argument_information do the work.
487 (split_complex_values): Delete unused function.
489 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
491 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
493 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
495 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
496 for arg pointer based indexed addressing.
498 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
500 * config/ia64/ia64.h, config/ia64/ia64.md,
501 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
502 spelling conventions.
504 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
506 * config/m68k/m68k.c (split_di): New.
507 * config/m68k/m68k-protos.h: Declare split_di.
508 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
509 Improve predicate handling and split constant shifts.
511 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
513 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
514 parameter for register bitfield operations, general predicates
517 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
519 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
520 * config/m68k/linux-unwind.h: New file.
522 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
524 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
525 config/i386/athlon.md, config/ia64/ia64.md,
526 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
527 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
528 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
529 tree-ssa-loop-niter.c, tree-vect-analyze.c,
530 tree-vect-transform.c: Fix comment typos.
532 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
534 * sched-deps.c (find_insn_list): Remove.
535 * sched-int.h: Remove the prototype for find_insn_list.
537 2007-02-16 Geoffrey Keating <geoffk@apple.com>
539 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
541 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
542 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
543 darwin_rs6000_override_options.
544 (C_COMMON_OVERRIDE_OPTIONS): Expect
545 darwin_macosx_version_min to be non-NULL always.
546 (TARGET_C99_FUNCTIONS): Likewise.
547 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
548 (DARWIN_MINVERSION_SPEC): New.
549 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
550 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
552 (DARWIN_MINVERSION_SPEC): New.
553 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
555 * config/darwin-c.c (darwin_cpp_builtins): Expect
556 darwin_macosx_version_min to be non-NULL always.
558 * config/rs6000/rs6000.c: Clean up trailing whitespace.
560 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
562 * config/i386/i386.h (x86_use_xchgb): New.
563 (TARGET_USE_XCHGB): New macro.
564 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
565 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
566 Split after reload into bswaphi for shifts of 8.
567 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
568 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
569 or when optimizing for size.
571 2007-02-16 Richard Guenther <rguenther@suse.de>
572 Christian Bruel <christian.bruel@st.com>
574 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
575 DECLs but prefer SSA_NAMEs over DECLs.
577 2007-02-16 Richard Guenther <rguenther@suse.de>
579 * tree-flow-inline.h (single_imm_use_p): Remove.
580 (zero_imm_uses_p): Likewise.
581 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
582 instead of single_imm_use_p.
583 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
586 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
589 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
590 nested double- and backquotes.
592 2007-02-15 Roger Sayle <roger@eyesopen.com>
595 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
596 should be unreachable.
597 (build2_stat): Allow construction of MODIFY_EXPR at any time.
598 For the time being redirect GIMPLE_MODIFY_STMT to the new
599 (renamed) build_gimple_modify_stmt_stat.
600 (build2_gimple_stat): Rename to...
601 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
602 Always build a GIMPLE_MODIFY_STMT node.
603 * tree.h (build2_gimple, build2_gimple_stat): Delete.
604 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
607 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
608 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
609 * tree-complex.c (set_component_ssa_name, expand_complex_move,
610 expand_complex_div_wide): Likewise.
611 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
612 * tree-ssa-loop-im.c (schedule_sm): Likewise.
613 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
614 * tree-ssa-loop-manip.c (create_iv): Likewise.
615 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
616 abs_replacement): Likewise.
617 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
618 realify_fake_stores): Likewise.
620 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
621 node rather than a GIMPLE_MODIFY_STMT node.
622 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
623 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
625 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
626 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
629 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
632 * fold-const.c (fold_comparison): Add back the
633 folding of constant complex comparisions.
635 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
638 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
639 effects unknown to this function, return early.
641 2007-02-15 Ian Lance Taylor <iant@google.com>
643 * lower-subreg.c (move_eh_region_note): New static function.
644 (resolve_simple_move): Call it.
645 (decompose_multiword_subregs): Track blocks for which we resolve a
646 simple move which is also a control flow insn. Pass them to
647 find_many_sub_basic_blocks.
648 (pass_lower_subreg): Add TODO_verify_flow.
649 (pass_lower_subreg2): Likewise.
651 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
652 Brooks Moses <brooks.moses@codesourcery.com>
653 Lee Millward <lee.millward@codesourcery.com>
655 * tree.h (enum tree_code_class): Add tcc_vl_exp.
656 (VL_EXP_CLASS_P): New.
657 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
659 (TREE_OPERAND_CHECK_CODE): Likewise.
660 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
661 (TREE_RTL_OPERAND_CHECK): Likewise.
662 (tree_operand_check_failed): Make second parameter the whole tree
663 instead of its code. Fixed callers.
665 (TREE_OPERAND_LENGTH): New.
666 (VL_EXP_OPERAND_LENGTH): New.
668 (CALL_EXPR_STATIC_CHAIN): New.
669 (CALL_EXPR_ARGS): New.
670 (CALL_EXPR_ARG): New.
671 (call_expr_nargs): New.
672 (CALL_EXPR_ARGP): New.
673 (build_nt_call_list): Declare.
674 (build_vl_exp_stat): Declare.
676 (build_call_list): Declare.
677 (build_call_nary): Declare.
678 (build_call_valist): Declare.
679 (build_call_array): Declare.
680 (call_expr_arg): Declare.
681 (call_expr_argp): Declare.
682 (call_expr_arglist): Declare.
683 (fold_build_call_list): Declare.
684 (fold_build_call_list_initializer): Declare.
685 (fold_call_expr): Declare to replace fold_builtin.
686 (fold_builtin_fputs): Update to agree with modified definition.
687 (fold_builtin_strcpy): Likewise.
688 (fold_builtin_strncpy): Likewise.
689 (fold_builtin_memory_chk): Likewise.
690 (fold_builtin_stxcpy_chk): Likewise.
691 (fold_builtin_strncpy_chk): Likewise.
692 (fold_builtin_next_arg): Likewise.
693 (fold_build_call_expr): Declare.
694 (fold_builtin_call_list): Declare.
695 (fold_builtin_call_valist): Declare.
696 (build_call_expr): Declare.
697 (validate_arglist): Update to agree with modified definition.
698 (tree_operand_length): New.
699 (call_expr_arg_iterator): New.
700 (init_call_expr_arg_iterator): New.
701 (next_call_expr_arg): New.
702 (first_call_expr_arg): New.
703 (more_call_expr_args_p): New.
704 (FOR_EACH_CALL_EXPR_ARG): New.
706 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
708 (tree_code_size): Update documentation. Use sizeof (tree) rather
709 than sizeof (char *).
710 (tree_size): Likewise. Add case for tcc_vl_exp.
711 (tree_node_structure): Add case for tcc_vl_exp.
712 (contains_placeholder_p): Likewise.
713 (substitute_in_expr): Likewise.
714 (substitute_placeholder_in_expr): Likewise.
715 (stabilize_reference_1): Likewise.
716 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
717 to diagnose breakage of this interface for constructing CALL_EXPRs.
718 (build_nt): Add similar assertion here.
719 (build_nt_call_list): New.
720 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
721 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
723 (get_callee_fndecl): Use new CALL_EXPR accessors.
724 (tree_operand_check_failed): Change parameters to pass entire node
725 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
726 (process_call_operands): New.
727 (build_vl_exp_stat): New.
728 (build_call_list): New.
729 (build_call_nary): New.
730 (build_call_valist): New.
731 (build_call_array): New.
732 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
733 (call_expr_arglist): New.
735 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
736 tcc_vl_exp instead of a fixed-size tcc_expression.
738 * doc/c-tree.texi (CALL_EXPR): Document new representation and
739 accessors for CALL_EXPRs.
740 (AGGR_INIT_EXPR): Likewise.
742 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
743 Brooks Moses <brooks.moses@codesourcery.com>
744 Lee Millward <lee.millward@codesourcery.com>
746 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
747 (expand_builtin_nonlocal_goto): Change parameter to be entire
748 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
749 (expand_builtin_prefetch): Likewise.
750 (expand_builtin_classify_type): Likewise.
751 (mathfn_built_in): Return NULL_TREE instead of 0.
752 (expand_errno_check): Use new CALL_EXPR accessors.
753 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
754 Return NULL_RTX instead of 0.
755 (expand_builtin_mathfn_2): Likewise.
756 (expand_builtin_mathfn_3): Likewise.
757 (expand_builtin_interclass_mathfn): Likewise.
758 (expand_builtin_sincos): Likewise.
759 (expand_builtin_cexpi): Likewise.
760 (expand_builtin_int_roundingfn): Likewise.
761 (expand_builtin_int_roundingfn_2): Likewise.
762 (expand_builtin_pow): Likewise.
763 (expand_builtin_powi): Likewise.
764 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
765 of arglist, fixing callers appropriately. Use new CALL_EXPR
766 accessors and constructors. Return NULL_RTX instead of 0.
767 (expand_builtin_strstr): Likewise.
768 (expand_builtin_strchr): Likewise.
769 (expand_builtin_strrchr): Likewise.
770 (expand_builtin_strpbrk): Likewise.
771 (expand_builtin_memcpy): Likewise.
772 (expand_builtin_mempcpy): Likewise.
773 (expand_builtin_mempcpy_args): New.
774 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
775 (expand_builtin_memmove_args): New.
776 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
777 (expand_movstr): Likewise.
778 (expand_builtin_strcpy): Likewise.
779 (expand_builtin_strcpy_args): New.
780 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
781 (expand_builtin_strncpy): Likewise.
782 (expand_builtin_memset): Likewise.
783 (expand_builtin_memset_args): New.
784 (expand_builtin_bzero): Similarly to expand_builtin_memset.
785 (expand_builtin_memcmp): Likewise.
786 (expand_builtin_strcmp): Likewise.
787 (expand_builtin_strncmp): Likewise.
788 (expand_builtin_strcat): Likewise.
789 (expand_builtin_strncat): Likewise.
790 (expand_builtin_strspn): Likewise.
791 (expand_builtin_strcspn): Likewise.
792 (expand_builtin_args_info): Likewise.
793 (expand_builtin_va_start): Likewise.
794 (gimplify_va_arg_expr): Likewise.
795 (expand_builtin_va_end): Likewise.
796 (expand_builtin_va_copy): Likewise.
797 (expand_builtin_frame_address): Likewise.
798 (expand_builtin_alloca): Likewise.
799 (expand_builtin_bswap): Likewise.
800 (expand_builtin_unop): Likewise.
801 (expand_builtin_fputs): Likewise.
802 (expand_builtin_expect): Likewise.
803 (expand_builtin_fabs): Likewise.
804 (expand_builtin_copysign): Likewise.
805 (expand_builtin_printf): Likewise.
806 (expand_builtin_fprintf): Likewise.
807 (expand_builtin_sprintf): Likewise.
808 (expand_builtin_init_trampoline): Likewise.
809 (expand_builtin_signbit): Likewise.
810 (expand_builtin_fork_or_exec): Likewise.
811 (expand_builtin_sync_operation): Likewise.
812 (expand_builtin_compare_and_swap): Likewise.
813 (expand_builtin_lock_test_and_set): Likewise.
814 (expand_builtin_lock_release): Likewise.
815 (expand_builtin): Likewise.
816 (builtin_mathfn_code): Likewise.
818 (fold_builtin_constant_p): Pass call arguments individually instead
819 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
820 accessors and constructors. Return NULL_TREE instead of 0.
821 (fold_builtin_expect): Likewise.
822 (fold_builtin_classify_type): Likewise.
823 (fold_builtin_strlen): Likewise.
824 (fold_builtin_nan): Likewise.
825 (integer_valued_real_p): Likewise.
826 (fold_trunc_transparent_mathfn): Likewise.
827 (fold_fixed_mathfn): Likewise.
828 (fold_builtin_cabs): Likewise.
829 (fold_builtin_sqrt): Likewise.
830 (fold_builtin_cbrt): Likewise.
831 (fold_builtin_cos): Likewise.
832 (fold_builtin_cosh): Likewise.
833 (fold_builtin_tan): Likewise.
834 (fold_builtin_sincos): Likewise.
835 (fold_builtin_cexp): Likewise.
836 (fold_builtin_trunc): Likewise.
837 (fold_builtin_floor): Likewise.
838 (fold_builtin_ceil): Likewise.
839 (fold_builtin_round): Likewise.
840 (fold_builtin_int_roundingfn): Likewise.
841 (fold_builtin_bitop): Likewise.
842 (fold_builtin_bswap): Likewise.
843 (fold_builtin_logarithm): Likewise.
844 (fold_builtin_hypot): Likewise.
845 (fold_builtin_pow): Likewise.
846 (fold_builtin_powi): Likewise.
847 (fold_builtin_exponent): Likewise.
848 (fold_builtin_memset): Likewise.
849 (fold_builtin_bzero): Likewise.
850 (fold_builtin_memory_op): Likewise.
851 (fold_builtin_bcopy): Deleted; call site changed to invoke
852 fold_builtin_memory_op directly.
853 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
854 (fold_builtin_strncpy): Likewise.
855 (fold_builtin_memcmp): Likewise.
856 (fold_builtin_strcmp): Likewise.
857 (fold_builtin_strncmp): Likewise.
858 (fold_builtin_signbit): Likewise.
859 (fold_builtin_copysign): Likewise.
860 (fold_builtin_isascii): Likewise.
861 (fold_builtin_toascii): Likewise.
862 (fold_builtin_isdigit): Likewise.
863 (fold_builtin_fabs): Likewise.
864 (fold_builtin_abs): Likewise.
865 (fold_builtin_fmin_fmax): Likewise.
866 (fold_builtin_carg): Likewise.
867 (fold_builtin_classify): Likewise.
868 (fold_builtin_unordered_cmp): Likewise.
870 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
871 New functions split out from fold_builtin_1.
872 (fold_builtin_n): New.
873 (fold_builtin_varargs): New.
874 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
876 (fold_call_expr): New.
877 (build_function_call_expr): Rewrite to use new helper function.
878 (fold_builtin_call_list): New.
879 (build_call_expr): New.
880 (fold_builtin_call_valist): New.
881 (rewrite_call_expr): New.
883 (validate_arglist): Change parameter to be entire CALL_EXPR instead
884 of an arglist. Change return type to bool. Use new CALL_EXPR
887 (fold_builtin_strstr): Pass call arguments individually instead
888 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
889 accessors and constructors. Return NULL_TREE instead of 0.
890 (fold_builtin_strchr): Likewise.
891 (fold_builtin_strrchr): Likewise.
892 (fold_builtin_strpbrk): Likewise.
893 (fold_builtin_strcat): Likewise.
894 (fold_builtin_strncat): Likewise.
895 (fold_builtin_strspn): Likewise.
896 (fold_builtin_strcspn): Likewise.
897 (fold_builtin_fputs): Likewise.
898 (fold_builtin_next_arg): Likewise.
899 (fold_builtin_sprintf): Likewise.
901 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
902 NULL_RTX instead of 0.
903 (expand_builtin_memory_chk): Likewise.
904 (maybe_emit_chk_warning): Likewise.
905 (maybe_emit_sprintf_chk_warning): Likewise.
907 (fold_builtin_object_size): Pass call arguments individually instead
908 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
909 accessors and constructors. Return NULL_TREE instead of 0.
910 (fold_builtin_memory_chk): Likewise.
911 (fold_builtin_stxcpy_chk): Likewise.
912 (fold_builtin_strncpy_chk): Likewise.
913 (fold_builtin_strcat_chk): Likewise.
914 (fold_builtin_strcat_chk): Likewise.
915 (fold_builtin_strncat_chk): Likewise.
916 (fold_builtin_sprintf_chk): Likewise.
917 (fold_builtin_snprintf_chk): Likewise.
918 (fold_builtin_printf): Likewise.
919 (fold_builtin_vprintf): Likewise.
921 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
923 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
924 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
925 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
926 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
927 (fold_unary): Likewise.
928 (fold_binary): Likewise.
929 (fold_ternary): Remove CALL_EXPR case, since they are no longer
931 (fold): Add logic for tcc_vl_exp.
932 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
933 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
934 (fold_build3_stat): Add assertion to flag broken interface for
935 constructing CALL_EXPRs.
936 (fold_build_call_list): New.
937 (fold_build_call_list_initializer): New.
938 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
940 (fold_strip_sign_ops): Likewise.
942 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
943 Brooks Moses <brooks.moses@codesourcery.com>
944 Lee Millward <lee.millward@codesourcery.com>
946 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
947 accessors and dump arguments explicitly.
949 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
951 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
953 (print_call_name): Use new CALL_EXPR accessors.
955 * print-tree.c (print_node): Add case tcc_vl_exp. Print
956 CALL_EXPR arguments explicitly instead of as a list. Use
957 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
959 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
960 (vrp_visit_stmt): Likewise.
962 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
963 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
965 (force_move_till_expr): Likewise.
967 * targhooks.c (default_external_stack_protect_fail): Use
968 build_call_expr instead of build_function_call_expr.
969 (default_hidden_stack_protect_fail): Likewise.
971 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
974 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
975 and walk arguments explicitly.
977 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
978 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
979 (expand_simple_operations): Likewise.
980 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
982 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
984 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
986 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
987 instead of TREE_CODE_LENGTH.
989 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
990 (tree_ic_transform): Likewise.
991 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
992 parameter instead of arglist. Fix callers.
993 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
994 (tree_stringops_transform): Likewise.
995 (tree_indirect_call_to_profile): Likewise.
996 (tree_stringops_values_to_profile): Likewise.
998 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
999 (eliminate_tail_call): Likewise.
1001 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1003 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1004 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1006 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1008 * omp-low.c (build_omp_barrier): Use build_call_expr.
1009 (lower_rec_input_clauses): Likewise.
1010 (lower_reduction_clauses): Likewise.
1011 (expand_parallel_call): Likewise.
1012 (maybe_catch_exception): Likewise.
1013 (expand_omp_for_generic): Likewise.
1014 (expand_omp_for_static_nochunk): Likewise.
1015 (expand_omp_sections): Likewise.
1016 (lower_omp_single_simple): Likewise.
1017 (lower_omp_single_copy): Likewise.
1018 (lower_omp_master): Likewise.
1019 (lower_omp_ordered): Likewise.
1020 (lower_omp_critical): Likewise.
1022 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1023 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1025 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1026 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1027 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1029 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1030 and generalize to handle any number of operands.
1031 (chrec_contains_undetermined): Likewise.
1032 (tree_contains_chrecs): Likewise.
1033 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1035 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1037 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1038 fold_call_expr instead of fold_builtin.
1039 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1040 match declarations there.
1041 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1044 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1045 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1047 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1048 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1050 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1053 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1054 (execute_cse_sincos): Use new CALL_EXPR accessors.
1056 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1058 * gimple-low.c (lower_function_body): Use build_call_expr.
1059 (lower_builtin_setjmp): Likewise.
1061 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1062 (set_storage_via_libcall): Likewise.
1063 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1064 instead of TREE_CODE_LENGTH.
1065 (expand_expr_real_1): Use new CALL_EXPR accessors.
1067 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1068 generalize to handle any number of operands.
1069 (TB_parent_eq): Likewise.
1071 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1072 (strip_builtin_expect): Likewise.
1074 * function.c (gimplify_parameters): Use build_call_expr.
1076 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1077 instead of TREE_CODE_LENGTH.
1079 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1080 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1082 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1085 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1086 (gimplify_decl_expr): Likewise.
1087 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1088 Use new CALL_EXPR iterators.
1089 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1090 (gimplify_modify_expr_to_memset): Likewise.
1091 (gimplify_variable_sized_compare): Likewise.
1092 (gimplify_omp_atomic_fetch_op): Likewise.
1093 (gimplify_omp_atomic_pipeline): Likewise.
1094 (gimplify_omp_atomic_mutex): Likewise.
1095 (gimplify_function_tree): Likewise.
1097 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1098 (call_expr_flags): Likewise.
1099 (expand_call): Likewise.
1101 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1102 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1105 * coverage.c (create_coverage): Use build_call_expr.
1107 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1108 (temp_call_expr_obstack): New.
1109 (pool_copy_list): Delete.
1110 (temp_copy_call_expr): New.
1111 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1112 CALL_EXPR accessors. Get rid of special goo for copying argument
1113 lists and use temp_copy_call_expr instead.
1114 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1115 CALL_EXPR accessors.
1116 (create_expression_by_pieces): Likewise. Use build_call_array
1117 to construct the result instead of fold_build3.
1118 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1119 dealing with argument lists.
1120 (init_pre): Remove references to expression_node_pool and
1121 list_node_pool. Init temp_call_expr_obstack instead.
1122 (fini_pre): Remove references to expression_node_pool and
1125 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1126 and walk arguments explicitly instead of as a list.
1128 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1129 (mx_register_decls): Likewise.
1130 (mudflap_register_call): Likewise.
1131 (mudflap_finish_file): Likewise.
1133 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1134 (ipa_callsite_compute_param): Likewise.
1136 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1137 accessors and constructor.
1139 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1140 accessors and constructor.
1141 (convert_tramp_reference): Likewise.
1142 (convert_call_expr): Likewise.
1143 (finalize_nesting_tree_1): Likewise.
1145 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1148 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1150 * tree-inline.c (initialize_inlined_parameters): Pass entire
1151 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1153 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1154 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1156 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1157 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1158 (vectorizable_reduction): Likewise.
1159 (vectorizable_call): Use new CALL_EXPR iterators.
1160 (vectorizable_conversion): Use build_call_expr.
1161 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1162 (vect_gen_widened_results_half): Use build_call_expr.
1163 (vect_setup_realignment): Likewise.
1164 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1166 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1167 (pass_through_call): Likewise.
1168 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1171 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1172 (tree_gen_pow2_profiler): Likewise.
1173 (tree_gen_one_value_profiler): Likewise.
1174 (tree_gen_ic_func_profiler): Likewise.
1175 (tree_gen_average_profiler): Likewise.
1176 (tree_gen_ior_profiler): Likewise.
1178 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1179 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1180 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1182 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1183 of TREE_CODE_LENGTH.
1185 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1186 of TREE_CODE_LENGTH.
1188 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1190 (convert_to_integer): Likewise.
1192 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1195 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1196 Brooks Moses <brooks.moses@codesourcery.com>
1197 Lee Millward <lee.millward@codesourcery.com>
1199 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1201 * config/frv/frv.c (frv_expand_builtin): Likewise.
1202 * config/s390/s390.c (s390_expand_builtin): Likewise.
1204 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1205 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1207 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1208 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1209 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1210 (ix86_expand_store_builtin): Likewise.
1211 (ix86_expand_unop_builtin): Likewise.
1212 (ix86_expand_unop1_builtin): Likewise.
1213 (ix86_expand_sse_compare): Likewise.
1214 (ix86_expand_sse_comi): Likewise.
1215 (ix86_expand_vec_init_builtin): Likewise.
1216 (ix86_expand_vec_ext_builtin): Likewise.
1217 (ix86_expand_vec_set_builtin): Likewise.
1218 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1220 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1221 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1223 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1224 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1225 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1227 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1229 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1230 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1231 arglist. Use new CALL_EXPR accessors. Fix callers.
1232 (altivec_expand_abs_builtin): Likewise.
1233 (rs6000_expand_binop_builtin): Likewise.
1234 (altivec_expand_predicate_builtin): Likewise.
1235 (altivec_expand_lv_builtin): Likewise.
1236 (spe_expand_stv_builtin): Likewise.
1237 (altivec_expand_stv_builtin): Likewise.
1238 (rs6000_expand_ternop_builtin): Likewise.
1239 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1240 (altivec_expand_st_builtin): Likewise.
1241 (altivec_expand_dst_builtin): Likewise.
1242 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1243 arglist. Use new CALL_EXPR accessors. Fix callers.
1244 (altivec_expand_vec_set_builtin): Likewise.
1245 (altivec_expand_vec_ext_builtin): Likewise.
1246 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1247 (spe_expand_builtin): Likewise.
1248 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1249 arglist. Use new CALL_EXPR accessors. Fix callers.
1250 (spe_expand_evsel_builtin): Likewise.
1251 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1252 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1254 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1255 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1256 (arm_expand_unop_builtin): Likewise.
1257 (arm_expand_builtin): Use new CALL_EXPR accessors.
1259 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1262 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1263 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1264 (bfin_expand_unop_builtin): Likewise.
1265 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1267 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1268 Brooks Moses <brooks.moses@codesourcery.com>
1269 Lee Millward <lee.millward@codesourcery.com>
1271 * c-semantics.c (build_stmt): Add internal diagnostic check.
1273 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1274 accessors. Print arguments explicitly instead of as a list.
1276 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1278 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1279 (c_finish_omp_flish): Likewise.
1281 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1282 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1283 instead of TREE_CODE_LENGTH.
1284 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1285 (c_warn_unused_result): Likewise.
1287 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1290 * doc/invoke.texi (Warning Options): Remove
1291 -Werror-implicit-function-declaration.
1292 (Wimplicit-function-declaration): Update description.
1293 * opts.c (common_handle_option): Move handling of -Werror=* to...
1294 (enable_warning_as_error): ...here.
1295 * opts.h (enable_warning_as_error): Declare.
1296 * c-decl.c (implicit_decl_warning): Unless
1297 -Wno-implicit-function-declaration is given, emit a pedwarn if
1298 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1299 * c.opt (Wimplicit-function-declaration): Replace
1300 mesg_implicit_function_declaration with
1301 warn_implicit_function_declaration.
1302 * c-opts.c (c_common_handle_option):
1303 -Werror-implicit-function-declaration is exactly equal as
1304 -Werror=implicit-function-declaration.
1305 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1306 warn_implicit_function_declaration.
1307 (c_common_post_options): -Wimplict-function-declaration is enabled
1308 by default by -std=c99, otherwise is disabled by default.
1309 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1311 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1313 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1314 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1315 former is ignored but not the latter.
1317 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1319 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1320 is made and the reference doesn't use the alias set of its type,
1321 do not create the temporary using that type.
1323 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1325 * jump.c: Remove prototypes for delete_computation and
1326 delete_prior_computation.
1328 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1330 * jump.c (get_label_after): Delete.
1331 (get_label_before, delete_computation, delete_jump,
1332 delete_prior_computation, follow_jumps): Move...
1333 * reorg.c (delete_computation, delete_prior_computation): ... here...
1334 (get_label_before, delete_jump): ... making these static ...
1335 (follow_jumps): ... and simplifying this since it only runs after
1337 * rtl.h (get_label_after, get_label_before, delete_jump,
1338 follow_jumps): Delete prototypes.
1340 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1342 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1344 2007-02-15 Nick Clifton <nickc@redhat.com>
1346 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1347 order to prevent it from being munged by the target.
1349 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.md: Remove misleading comment.
1353 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1355 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1356 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1359 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1361 * tree-sra.c (instantiate_missing_elements): Canonicalize
1363 (sra_build_assignment): New.
1364 (generate_copy_inout, generate_element_copy,
1365 generate_element_zero, generate_one_element_init): Use it.
1367 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1369 * tree-sra.c (instantiate_missing_elements): Canonicalize
1371 (sra_build_assignment): New.
1372 (generate_copy_inout, generate_element_copy,
1373 generate_element_zero, generate_one_element_init): Use it.
1375 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1377 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1380 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1382 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1383 types as aggregates not scalars.
1384 * function.c (assign_stack_temp_for_type): Likewise.
1386 2007-02-14 Roger Sayle <roger@eyesopen.com>
1387 Zdenek Dvorak <dvorakz@suse.cz>
1389 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1392 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1394 * passes.c (next_pass_1): Clear the next field of the copied
1397 2007-02-14 Richard Henderson <rth@redhat.com>
1399 * tree-sra.c (early_sra): New.
1400 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1401 (tree_sra_early, pass_sra_early): New.
1402 * tree-pass.h (pass_sra_early): Declare.
1403 * passes.c (init_optimization_passes): Use it.
1405 2007-02-14 Richard Guenther <rguenther@suse.de>
1407 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1409 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1411 PR tree-optimization/30771
1412 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1414 (vect_analyze_operations): Induction phis can now be marked as
1416 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1417 Update documentation accordingly.
1419 2007-02-14 Nick Clifton <nickc@redhat.com>
1421 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1422 most 3 arguments are supported.
1423 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1425 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1427 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1428 Ensure dst->current is valid.
1430 2007-02-13 Paul Brook <paul@codesourcery.com>
1432 * config.gcc: Add arm*-*-uclinux-*eabi.
1433 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1434 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1435 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1436 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1437 (LINK_SPEC): Define.
1439 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1441 * config/arm/uclinux-eabi.h: New file.
1442 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1443 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1446 2007-02-13 Ian Lance Taylor <iant@google.com>
1448 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1449 * flags.h (warn_strict_overflow): Declare.
1450 (enum warn_strict_overflow_code): Define.
1451 (issue_strict_overflow_warning): New static inline function.
1452 * opts.c (warn_strict_overflow): New variable.
1453 (common_handle_option): Handle OPT_Wstrict_overflow and
1454 OPT_Wstrict_overflow_.
1455 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1457 * fold-const.c: Include intl.h.
1458 (fold_deferring_overflow_warnings): New static variable.
1459 (fold_deferred_overflow_warning): New static variable.
1460 (fold_deferred_overflow_code): New static variable.
1461 (fold_defer_overflow_warnings): New function.
1462 (fold_undefer_overflow_warnings): New function.
1463 (fold_undefer_and_ignore_overflow_warnings): New function.
1464 (fold_deferring_overflow_warnings_p): New function.
1465 (fold_overflow_warning): New static function.
1466 (make_range): Add strict_overflow_p parameter. Change all
1468 (extract_muldiv, extract_muldiv_1): Likewise.
1469 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1470 tree_expr_nonnegative_p.
1471 (fold_negate_expr): Call fold_overflow_warning.
1472 (fold_range_test): Likewise.
1473 (fold_comparison): Likewise.
1474 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1475 instead of tree_expr_nonnegative_p.
1476 (tree_expr_nonnegative_warnv_p): Rename from
1477 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1478 (tree_expr_nonnegative_p): New function.
1479 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1480 strict_overflow_p parameter.
1481 (tree_expr_nonzero_p): New function.
1482 * passes.c (verify_interpass_invariants): New static function.
1483 (execute_one_pass): Call it.
1484 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1486 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1487 (estimate_numbers_of_iterations): Likewise.
1488 (scev_probably_wraps_p): Likewise.
1489 * tree-ssa-ccp.c: Include "toplev.h".
1490 (evaluate_stmt): Defer fold overflow warnings until we know we are
1492 (struct fold_stmt_r_data): Add stmt field.
1493 (fold_stmt_r): Defer fold overflow warnings until we know we
1495 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1496 (fold_stmt_inplace): Likewise.
1497 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1498 (cleanup_control_expr_graph): Defer fold overflow warnings until
1499 we know we are going to optimize.
1500 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1501 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1503 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1504 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1505 * tree-ssa-loop-manip.c (create_iv): Likewise.
1506 * c-typeck.c (build_conditional_expr): Likewise.
1507 (build_binary_op): Likewise.
1508 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1509 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1510 (extract_range_from_unary_expr): Likewise.
1511 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1512 assuming that signed overflow does not occur.
1513 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1514 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1515 (fold_defer_overflow_warnings): Declare.
1516 (fold_undefer_overflow_warnings): Declare.
1517 (fold_undefer_and_ignore_overflow_warnings): Declare.
1518 (fold_deferring_overflow_warnings_p): Declare.
1519 (tree_expr_nonzero_warnv_p): Declare.
1520 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1522 (Warning Options): Document -Wstrict-overflow.
1523 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1524 (tree-ssa-ccp.o): Likewise.
1525 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1526 (fold-const.o): Depend on intl.h.
1528 2007-02-13 Ian Lance Taylor <iant@google.com>
1531 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1534 2007-02-13 Stuart Hastings <stuart@apple.com>
1536 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1538 2007-02-13 Richard Henderson <rth@redhat.com>
1540 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1541 handled_component_p before looking for the indirect_ref.
1543 2007-02-13 Richard Henderson <rth@redhat.com>
1545 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1546 remove flags clobber.
1547 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1548 (bswaphi_lowpart): New.
1549 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1550 remove TARGET_BSWAP test. Delete expander of the same name.
1552 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1553 (expand_unop): Use them.
1555 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1558 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1559 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1560 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1561 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1562 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1563 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1564 assembler dialect choice from asm templates.
1566 2007-02-12 Richard Henderson <rth@redhat.com>
1568 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1569 (fixuns_trunc<SSEMODEF>si2): Use it.
1570 * config/i386/sse.md (vec_setv4sf_0): Export.
1571 * config/i386/i386.c (ix86_build_const_vector): Export.
1572 (ix86_split_convert_uns_si_sse): Rename from
1573 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1574 * config/i386/i386-protos.h: Update.
1576 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1579 * c-typeck.c (c_finish_return): Improve warning message.
1581 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1583 * alias.c (find_symbolic_term): Delete unused function.
1585 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1588 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1589 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1591 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1593 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1594 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1595 the function, temporarily point the debug interface to the null one.
1597 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1599 * dwarf2out.c (round_up_to_align): New static function.
1600 (field_byte_offset): Use it to round the offset.
1602 2007-02-12 Richard Henderson <rth@redhat.com>
1604 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1605 (inswl_const): Export.
1607 2007-02-12 Richard Henderson <rth@redhat.com>
1609 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1610 result mode of the libcall, convert back to outmode.
1612 2007-02-12 Roger Sayle <roger@eyesopen.com>
1614 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1615 (bswapdi2): New define_expand to implement 32-bit implementation.
1617 2007-02-12 Nick Clifton <nickc@redhat.com>
1619 * doc/invoke.texi (Overall Options): Document --help=.
1620 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1621 (cc1_options): Pass --help= on to cc1.
1622 (display_help): Add description of --help=.
1623 (process_command): Add code to handle --help=. Allow translated
1624 --help and --target-help switches to be passed on to compiler
1626 (main): Remove unused if statement.
1627 * opts.c (columns): Remove.
1628 (LEFT_COLUMN): Define.
1629 (wrap_help): Add columns argument.
1630 (print_filtered_help): Change parameters to be an include bitmask,
1631 an exclude bitmask, an any bitmask and the column width. Move the
1632 code to display the params list here. Add code to display the
1633 status of options rather than their descriptions if the quiet flag
1635 (print_specific_help): Change parameters to be an include bitmask,
1636 an exclude bitmask and an any bitmask. Move code to look up the
1637 column width here. Decide upon the title for an options listing.
1638 (common_handle_options): Add code to handle --help=. Adapt code
1639 for --help and --target-help to use the revised form of the
1640 print_specific_help function.
1641 (print_help): Delete.
1642 (print_param_help): Delete.
1643 (print_switch): Delete.
1644 * opts.h (cl_lang_count): Add prototype.
1645 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1646 CL_MAX_OPTION_CLASS): New defines.
1647 * optc-gen.awk: Add construction of cl_lang_count.
1648 * c.opt: Add Warning attribute to warning options and Optimization
1649 attribute to optimization options.
1650 * common.opt: Likewise.
1652 Add -fhelp and -ftarget-help as aliases for the transformed --help
1653 and --target-help options.
1654 * opt-functions.awk: Add code to handle Warning and Optimization
1657 2007-02-12 Richard Henderson <rth@redhat.com>
1659 * config/alpha/constraints.md: New file.
1660 * config/alpha/alpha.c: Include tm-constrs.h.
1661 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1662 alpha_extra_constraint): Remove.
1663 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1664 * config/alpha/alpha-protos.h: Update.
1665 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1666 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1667 (EXTRA_CONSTRAINT): Remove.
1668 * config/alpha/alpha.md: Include constraints.md.
1669 (adddi splitter): Use satisfies_constraint_*.
1670 * config/alpha/predicates.md (add_operand): Likewise.
1671 (sext_add_operand, addition_operation): Likewise.
1673 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1675 PR tree-optimization/29145
1676 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1677 in our handling of restrict qualified pointers.
1679 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1682 * doc/invoke.texi (Wunused-value): Update description.
1683 (Wextra): Delete item.
1684 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1685 value of Wunused-value.
1686 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1687 (c_finish_stmt_expr): Don't check extra_warnings.
1688 (emit_side_effect_warnings): The caller is responsible to check
1691 2007-02-11 Roger Sayle <roger@eyesopen.com>
1692 Matt Thomas <matt@3am-software.com>
1694 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1696 2007-02-11 Roger Sayle <roger@eyesopen.com>
1698 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1699 comparisons of POPCOUNT against zero.
1700 (simplify_const_relational_operation): Likewise.
1702 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1704 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1706 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1708 * dwarf2out.c (root_type): Delete unused function.
1710 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1712 * genattrtab.c (contained_in_p): Delete unused function.
1713 (write_expr_attr_cache): Likewise.
1715 2007-02-11 Jan Hubicka <jh@suse.cz>
1717 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1720 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1722 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1723 to add the REG_EQ* note.
1724 * see.c (see_merge_one_use_extension): Likewise.
1725 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1726 turn REG_EQUAL notes into REG_EQUIV notes if the target
1727 register may have more than one set.
1728 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1729 * gcse.c (try_replace_reg): Likewise.
1730 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1731 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1732 more than one REG_EQUIV note.
1733 * reload1.c (gen_reload): Use set_unique_reg_note.
1735 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1738 (ix86_builtin_conversion): New function.
1740 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1743 * tree.h (DECL_REPLACEABLE_P): New macro.
1744 * except.c (set_nothrow_function_flags): Likewise.
1746 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1747 Ira Rosen <irar@il.ibm.com>
1748 Dorit Nuzman <dorit@il.ibm.com>
1750 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1751 * targhooks.c (default_builtin_vectorized_conversion): New.
1752 * targhooks.h (default_builtin_vectorized_function): New declaration.
1753 * target.h (struct vectorize): Add builtin_conversion field.
1754 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1755 stmt_vec_info_type value.
1756 (vectorizable_conversion): New declaration.
1757 * tree-vect-analyze.c (vect_analyze_operations): Add
1758 vectorizable_conversion call.
1759 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1760 * tree-vect-transform.c (vectorizable_conversion): New function.
1761 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1762 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1764 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1765 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1766 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1767 or ALTIVEC_BUILTIN_VCFSX.
1769 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1772 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1773 CONST_DOUBLE and operand 0 is a hard register.
1774 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1775 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1776 is a hard floating-point register.
1778 2007-02-10 Richard Henderson <rth@redhat.com>
1779 Jakub Jelinek <jakub@redhat.com>
1780 Alexandre Oliva <aoliva@redhat.com>
1782 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1783 * builtin-types.def (BT_WORD): Make unsigned.
1784 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1785 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1786 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1787 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1788 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1789 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1791 * expr.c (emutls_var_address): New.
1792 (expand_expr_real_1): Expand emulated tls.
1793 (expand_expr_addr_expr_1): Likewise.
1794 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1795 * output.h (emutls_finish): Declare.
1796 * toplev.c (compile_file): Call it.
1797 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1798 address before wrapping in CONST.
1799 * varasm.c (emutls_htab, emutls_object_type): New.
1800 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1801 (get_emutls_object_name, get_emutls_object_type): New.
1802 (get_emutls_init_templ_addr, emutls_decl): New.
1803 (emutls_common_1, emutls_finish): New.
1804 (assemble_variable): When emulating tls, swap decls; generate
1805 constructor for the emutls objects.
1806 (do_assemble_alias): When emulating tls, swap decl and target name.
1807 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1809 * varpool.c (decide_is_variable_needed): Look at force_output.
1810 Recurse for emulated tls.
1811 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1812 with decide_is_variable_needed.
1813 * emutls.c: New file.
1814 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1815 tls_object for real tls.
1817 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1819 PR rtl-optimization/29599
1820 * reload1.c (eliminate_regs_in_insn): Take the destination
1821 mode into account when computing the offset.
1823 2007-02-09 Stuart Hastings <stuart@apple.com>
1824 Richard Henderson <rth@redhat.com>
1826 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1827 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1828 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1829 fixuns_truncdfhi2): New.
1830 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1831 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1832 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1833 (floatunssidf2): Allow nonimmediate source.
1834 * gcc/config/i386/sse.md (movdi_to_sse): New.
1835 (vec_concatv2di): Drop '*'.
1836 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1837 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1838 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1840 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1841 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1842 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1843 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1844 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1845 ix86_build_const_vector.
1846 (x86_emit_floatuns): Rewrite.
1848 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1850 * genautomata.c (longest_path_length): Delete unused function.
1851 (struct state): Delete unused longest_path_length.
1852 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1853 (get_free_state): Delete unused.
1855 2007-02-09 Jan Hubicka <jh@suse.cz>
1857 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1858 * doc/invoke.texi (inline-unit-growth): Update default value.
1860 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1861 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1862 (rebuild_cgraph_edges): Likewise.
1863 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1864 (dump_cgraph_node): Dump frequencies.
1865 (cgraph_clone_edge): Add frequency scales.
1866 (cgraph_clone_node): Add freuqnecy.
1867 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1868 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1869 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1870 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1871 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1872 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1873 (save_inline_function_body): Likewise.
1874 * ipa-inline.c: inluce rtl.h
1875 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1876 (cgraph_edge_badness): Use frequencies.
1877 (cgraph_decide_recursive_inlining): Update clonning.
1878 (cgraph_decide_inlining_of_small_function): Dump frequency.
1879 * predict.c (estimate_bb_frequencies): Export.
1880 * predict.h (estimate_bb_frequencies): Declare.
1881 * tree-inline.c (copy_bb): Watch overflows.
1882 (expand_call_inline): Update call of cgraph_create_edge.
1883 (optimize_inline_calls): Use TODO flags to update frequnecies.
1884 * passes.h: Include predict.h
1885 (init_optimization_passes): Move profile ahead.
1886 (execute_function_todo): Handle TODO_rebuild_frequencies.
1888 2007-02-09 Roger Sayle <roger@eyesopen.com>
1890 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1891 the insbl or inswl pattern into a register.
1893 2007-02-09 Roger Sayle <roger@eyesopen.com>
1895 * config/ia64/ia64.md (bswapdi2): New define_insn.
1897 2007-02-09 Richard Henderson <rth@redhat.com>
1899 * config/i386/constraints.md (Ym): New constraint.
1900 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1901 (movdi_1_rex64): Split sse and xmm general register moves from
1902 memory move alternatives. Use conditional register constraints.
1903 (movsf_1, movdf_integer): Likewise.
1904 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1905 (movdf_integer_rex64): New.
1906 (pushsf_rex64): Fix output constraints.
1907 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1908 (sse2_stored): Likewise.
1909 (sse2_storeq_rex64): New.
1910 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1911 amd and not generic.
1912 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1913 for optimize_size. Remove SF/DFmode hack.
1915 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1917 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1920 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1921 Richard Sandiford <richard@codesourcery.com>
1923 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1924 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1925 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1926 m68k/t-mlib to tmake_file.
1927 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1928 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1929 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1930 Allow it to be cf or m68k. Set m68k_arch_family. If that
1931 variable is not empty, add t-$m68k_arch_family to tmake_file.
1932 Add t-mlibs to tmake_file.
1933 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1934 * config/m68k/t-cf: New file.
1935 * config/m68k/t-m68k: Likewise.
1936 * config/m68k/t-mlibs: Likewise.
1937 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1938 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1939 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1940 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1941 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1943 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1944 (INSTALL_LIBGCC): Delete.
1945 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1946 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1947 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1948 (M68K_MLIB_CPU): Define.
1949 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1950 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1951 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1953 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1954 Richard Guenther <rguenther@suse.de>
1957 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1958 against INT_MIN/INT_MAX.
1959 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1960 file if a loop is removed.
1962 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1964 * calls.c (store_one_arg): Pass correct alignment to
1965 emit_push_insn for non-BLKmode values.
1966 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1967 unaligned stack slot via a suitably aligned slot.
1969 2007-02-08 DJ Delorie <dj@redhat.com>
1971 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1973 (legal_subregs): Use unsigned char, make const.
1974 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1976 2007-02-08 Paul Brook <paul@codesourcery.com>
1978 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1979 special interworking needed.
1981 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1983 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1984 conditional to __SSE2__.
1985 (Entries below should have been added to first ChangeLog
1986 entry for amdfam10 dated 2007-02-05)
1987 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1989 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1991 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1994 2007-02-08 DJ Delorie <dj@redhat.com>
1996 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1997 * config/m32c/m32c.c (legal_subregs): New.
1998 (m32c_illegal_subreg_p): New.
1999 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2000 unsupported subregs of hard regs.
2002 2007-02-08 Jan Hubicka <jh@suse.cz>
2004 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2005 the same one; always update histograms.
2007 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2009 * passes.c (init_optimization_passes): Tidy comment.
2011 2007-02-08 Roger Sayle <roger@eyesopen.com>
2013 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2014 strip zero_extend, bswap and rotates from POCOUNT's argument.
2015 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2016 zero_extend and rotates from PARITY's argument.
2017 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2018 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2019 of an integer constant at compile-time.
2021 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2024 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2026 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2029 * tree-ssa-live.c (remove_unused_locals): Do not remove
2030 TREE_ADDRESSABLE variables.
2031 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2032 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2033 FOR_CLOBBER. Update all users.
2034 If VAR has an associated alias set, add a virtual operand for
2035 it if no alias is found to conflict with the memory reference.
2037 2007-02-07 Jan Hubicka <jh@suse.cz>
2038 Robert Kidd <rkidd@crhc.uiuc.edu>
2040 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2042 2007-02-07 Ian Lance Taylor <iant@google.com>
2044 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2046 2007-02-07 Roger Sayle <roger@eyesopen.com>
2048 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2049 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2050 tablejumpdi, movsi_to_cr_one): Remove constraints from
2051 define_expand's match_operands.
2053 2007-02-07 Roger Sayle <roger@eyesopen.com>
2055 * global.c (compute_regsets): Move declatation of "i" inside of
2056 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2058 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2061 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2062 of INDIRECT_REF <RESULT_DECL>.
2064 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2066 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2067 Kaz Kojima <kkojima@gcc.gnu.org>
2070 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2072 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2074 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2076 * doc/loop.texi: Document possibility not to perform disambiguation
2077 of loops with multiple latches.
2078 * cfgloopmanip.c (alp_enum_p): Removed.
2079 (add_loop): Handle subloops. Use get_loop_body_with_size.
2080 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2081 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2082 the new forwarder block.
2083 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2084 Handle the case latch is NULL.
2085 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2086 when marking loop exits.
2087 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2089 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2090 disambiguate_loops_with_multiple_latches.
2091 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2092 before fix_loop_structure.
2093 * cfgloop.c: Include pointer-set.h and output.h.
2094 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2095 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2096 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2097 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2098 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2099 disambiguate_multiple_latches, get_loop_body_with_size,
2100 disambiguate_loops_with_multiple_latches): New functions.
2101 (flow_loop_dump): Dump multiple latch edges.
2102 (flow_loop_nodes_find): Handle loops with multiple latches.
2103 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2104 (glb_enum_p): Modified.
2105 (get_loop_body): Use get_loop_body_with_size.
2106 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2107 (AVOID_CFG_MODIFICATIONS): New constant.
2108 (disambiguate_loops_with_multiple_latches, add_loop,
2109 get_loop_body_with_size): Declare.
2110 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2112 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2115 * global.c (compute_regsets): New function.
2116 (global_alloc): Refactored ELIMINABLE_REGSET
2117 and NO_GLOBAL_ALLOC_REGS computation out.
2118 (rest_of_handle_global_alloc): Call compute_regsets()
2119 for non-optimizing case.
2121 2007-02-06 Richard Henderson <rth@redhat.com>
2123 * config/i386/constraints.md (Y2): Rename from Y.
2124 (Yi): New constraint.
2125 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2126 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2127 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2128 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2129 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2130 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2131 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2132 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2133 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2134 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2135 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2136 vec_extractv2si_1): Change Y constraints to Y2.
2137 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2138 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2139 Change Y constraints to Y2.
2140 (sse2_loadld): Change Y constraints to x.
2142 2007-02-06 Roger Sayle <roger@eyesopen.com>
2144 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2145 (parity<mode>2): New define_expand using rs6000_emit_parity.
2146 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2147 rs6000_emit_parity): New functions.
2148 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2149 rs6000_emit_parity): Prototype here.
2151 2007-02-06 Ian Lance Taylor <iant@google.com>
2153 * lower-subreg.c (simple_move_operand): Reject CONST.
2154 (resolve_clobber): Call validate_change rather than directly
2155 assigning to XEXP (pat, 0).
2157 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2159 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2160 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2161 (tree-cfg.o): Remove hashtab.h dependency.
2163 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2164 (struct ivopts_data): Change niters to pointer_map_t.
2165 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2166 (niter_for_exit): Create pointer_map on demand. Change for
2168 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2169 (free_loop_data): Destroy data->niters if created and reset field.
2170 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2171 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2173 * tree-ssa-reassoc.c: Include pointer-set.h.
2174 (bb_rank): Change to long *.
2175 (operand_rank): Change to pointer_map_t.
2176 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2177 (insert_operand_rank): Accept long.
2178 (operand_entry_hash, operand_entry_eq): Remove.
2179 (get_rank): Return long. Adjust for changes above.
2180 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2182 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2184 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2185 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2186 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2188 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2189 directly since it cannot be NULL.
2190 (get_vi_for_tree): Rewrite for pointer_map API.
2191 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2192 (init_alias_vars): Create vi_for_tree as pointer_map.
2193 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2195 * tree-cfg.c: Don't include hashtab.h.
2196 (edge_to_cases): Declare as pointer_map.
2197 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2199 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2200 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2201 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2203 (record_switch_edge): Delete.
2204 (get_cases_for_edge): Adjust for pointer_map API, inline
2205 record_switch_edge (rewritten for new API), remove goto.
2207 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2209 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2210 * tree-nested.c: Include pointer-set.h.
2211 (var_map_elt, var_map_eq, var_map_hash): Delete.
2212 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2214 (nesting_info_bitmap_obstack): New.
2215 (lookup_field_for_decl): Adjust for pointer_map API.
2216 (lookup_tramp_for_decl): Adjust for pointer_map API.
2217 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2218 (get_local_debug_decl): Adjust for pointer_map API.
2219 (convert_nl_goto_reference): Adjust for pointer_map API.
2220 (convert_nl_goto_receiver): Adjust for pointer_map API.
2221 (create_nesting_tree): Create outside GGC space. Create bitmap on
2222 the new obstack. Create field_map and var_map as pointer_maps.
2223 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2225 (lower_nested_functions): Move root here, no need to NULL it.
2226 Initialize and release the obstack.
2228 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2230 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2231 Remove prototypes and make them non-static.
2232 (struct tree_int_map): Remove.
2233 * tree.h (struct tree_int_map): Move here, turning TO into an
2235 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2237 * tree.h (TREE_COMPLEXITY): Remove.
2238 (struct tree_exp): Remove complexity field.
2239 * tree.c (build1_stat): Don't set it.
2241 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2242 Victor Kaplansky <victork@il.ibm.com>
2244 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2245 (vect_is_simple_reduction): Support reduction with induction as
2246 one of the operands.
2247 (vect_is_simple_iv_evolution): Fix formatting.
2248 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2249 formatting. Don't mark induction phis for vectorization.
2250 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2251 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2252 (vect_get_vec_def_for_operand): Support induction.
2253 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2255 (vectorizable_reduction): Support reduction with induction as one of
2257 (vectorizable_type_demotion): Use def-type of stmt argument rather
2258 than dummy def-type.
2260 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2261 flag_tree_scev_cprop.
2262 * common.opt (tree-scev-cprop): New flag.
2264 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2265 call to vect_get_new_vect_var.
2267 2007-02-06 Ira Rosen <irar@il.ibm.com>
2269 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2270 vectype is not NULL.
2271 (vect_pattern_recog_1): Likewise.
2273 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2275 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2276 (fold_negate_expr): Likewise.
2278 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2281 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2282 even if cv-qualification is the same.
2284 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2286 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2287 __enable_execute_stack on completion.
2289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2291 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2292 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2293 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2294 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2295 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2296 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2297 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2298 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2300 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2302 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2303 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2304 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2305 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2306 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2307 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2308 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2309 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2310 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2311 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2312 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2313 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2314 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2315 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2316 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2317 sqrtextenddfxf2_i387): Added amdfam10_decode.
2319 * config/i386/athlon.md (athlon_idirect_amdfam10,
2320 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2321 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2322 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2323 athlon_ivector_store_amdfam10): New define_insn_reservation.
2324 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2329 * config/i386/athlon.md (athlon_call_amdfam10,
2330 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2331 define_insn_reservation.
2332 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2333 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2334 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2336 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2338 * config/i386/athlon.md (athlon_sseld_amdfam10,
2339 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2340 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2342 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2344 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2345 define_insn_reservation.
2346 * config/i386/i386.md (sseins): Added sseins to define_attr type
2347 and define_attr unit.
2348 * config/i386/sse.md: Set type attribute to sseins for insertq
2351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2353 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2354 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2355 ssecomi_load_amdfam10, ssecomi_amdfam10,
2356 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2357 define_insn_reservation.
2358 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2360 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2362 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2363 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2364 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2365 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2366 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2367 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2368 define_insn_reservation.
2370 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2371 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2372 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2373 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2374 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2378 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2379 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2380 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2381 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2382 athlon_ssemul_load_k8): Added amdfam10.
2384 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2386 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2387 (x86_sse_unaligned_move_optimal): New variable.
2389 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2391 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2392 for unaligned vector SSE double/single precision loads for AMDFAM10.
2394 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2396 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2397 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2398 Define TARGET_CPU_DEFAULT_amdfam10.
2399 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2400 (processor_type): Add PROCESSOR_AMDFAM10.
2402 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2403 processor_type in config/i386/i386.h.
2404 Enable imul peepholes for TARGET_AMDFAM10.
2406 * config.gcc: Add support for --with-cpu option for amdfam10.
2408 * config/i386/i386.c (amdfam10_cost): New variable.
2409 (m_AMDFAM10): New macro.
2410 (m_ATHLON_K8_AMDFAM10): New macro.
2411 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2412 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2413 x86_promote_QImode, x86_integer_DFmode_moves,
2414 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2415 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2416 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2417 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2418 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2419 Enable/disable for amdfam10.
2420 (override_options): Add amdfam10_cost to processor_target_table.
2421 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2422 processor_alias_table.
2423 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2424 (ix86_adjust_cost): Add code for amdfam10.
2426 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2428 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2429 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2430 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2431 * config/i386/i386.h: Add builtin definition for SSE4A.
2432 * config/i386/i386.md: Add support for ABM instructions
2434 * config/i386/sse.md: Add support for SSE4A instructions
2435 (movntss, movntsd, extrq, insertq).
2436 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2437 Add -march=amdfam10 flag.
2438 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2439 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2441 * doc/extend.texi: Add documentation for SSE4A builtins.
2443 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2445 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2447 2007-02-05 Richard Guenther <rguenther@suse.de>
2449 * tree-vectorizer.h (vectorizable_function): Add argument type
2450 argument, change return type.
2451 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2452 * tree-vect-transform.c (vectorizable_function): Handle extra
2453 argument, return vectorized function decl.
2454 (build_vectorized_function_call): Remove.
2455 (vectorizable_call): Handle calls with result and argument types
2456 differing. Handle loop vectorization factor correctly.
2457 * targhooks.c (default_builtin_vectorized_function): Adjust for
2459 * targhooks.h (default_builtin_vectorized_function): Likewise.
2460 * target.h (builtin_vectorized_function): Add argument type
2462 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2463 extra argument, allow vectorizing of lrintf.
2464 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2465 documentation of target hook.
2467 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2470 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2471 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2472 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2474 2007-02-05 Roger Sayle <roger@eyesopen.com>
2476 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2477 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2478 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2479 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2480 before canonicalizing sincos to cexpi.
2481 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2483 2007-02-05 Roger Sayle <roger@eyesopen.com>
2485 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2486 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2487 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2489 2007-02-05 Roger Sayle <roger@eyesopen.com>
2491 * mips-tfile.c (initialize_init_file): Correct endianness test.
2493 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2495 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2498 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2500 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2501 saves in a PARALLEL before the register assignments.
2503 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2505 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2506 DWARF_FRAME_RETURN_COLUMN to be a general register.
2507 * dwarf2out.c (init_return_column_size): New function, split from...
2508 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2509 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2510 to be nongeneral registers.
2511 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2513 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2514 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2516 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2518 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2520 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2522 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2523 (remove_path): Use can_remove_branch_p and remove_branch instead
2524 of loop_delete_branch_edge.
2525 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2526 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2527 Update profile using scale_dominated_blocks_in_loop.
2528 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2529 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2530 (can_remove_branch_p, remove_branch): Declare.
2531 * tree-cfg.c (tree_can_remove_branch_p): New function.
2532 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2533 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2534 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2536 2007-02-05 Jan Hubicka <jh@suse.cz>
2539 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2540 nodes in cgraph, don't remove offline copy of the function.
2542 2007-02-04 Jan Hubicka <jh@suse.cz>
2544 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2545 vectors might cause maybe_lookup_element_for_expr to be called
2546 on non-sra-candidate.
2548 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2550 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2551 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2552 spelling conventions.
2554 2007-02-04 Richard Guenther <rguenther@suse.de>
2557 * fold-const.c (try_move_mult_to_index): Make sure to not
2558 overflow one dimension of a multi-dimensional array access.
2560 2007-02-04 Jan Hubicka <jh@suse.cz>
2562 * passes.c (init_optimization_passes): Reindent.
2564 2007-02-04 Jan Hubicka <jh@suse.cz>
2565 Eric Botcazou <ebotcazou@adacore.com>
2567 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2568 (execute_fixup_cfg): Break out the abnormal goto code.
2569 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2570 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2571 (optimize_inline_calls): Call make_nonlocal_label_edges.
2573 2007-02-04 Jan Hubicka <jh@suse.cz>
2575 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2576 true when something was changed.
2577 (rename_ssa_copies): When something was changed, do
2578 TODO_remove_unused_locals.
2579 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2580 add TODO_remove_unused_locals when instruction was removed.
2582 2007-02-04 Jan Hubicka <jh@suse.cz>
2584 * ipa-inline.c (try_inline): Improve debug output; work on already
2586 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2587 call try_inline for already inlined edges too when flattening;
2588 inline also functions that make callee growth but overall unit size
2591 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2593 * config/m32c/bitops.md, config/m32c/jump.md,
2594 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2595 config/m32r/m32r.h, config/m32r/m32r.md,
2596 config/m32r/predicates.md, config/m68hc11/larith.asm,
2597 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2598 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2599 config/mips/mips-protos.h, config/mips/mips.c,
2600 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2601 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2602 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2603 spelling conventions.
2605 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2606 Follow spelling conventions.
2608 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2610 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2611 warn about C++0x compatibility.
2613 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2615 * config/h8300/h8300.c, config/h8300/h8300.h,
2616 config/h8300/h8300.md: Follow spelling conventions.
2618 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2621 * combine.c (try_combine): Do not substitute source operand
2622 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2624 2007-02-03 Jan Hubicka <jh@suse.cz>
2626 PR gcov-profile/30650
2627 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2628 do not divide by zero for never executed counters.
2629 (tree_find_values_to_profile): Fix counters.
2630 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2632 2007-02-03 Ian Lance Taylor <iant@google.com>
2634 * lower-subreg.c (simple_move_operand): New static function,
2635 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2637 (simple_move): Call simple_move_operand.
2638 (find_decomposable_subregs): Add special handling of MEMs.
2639 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2640 meaning of return value. If we see a hard register, test whether
2641 it can store a word_mode value. Change all callers.
2643 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2645 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2646 ftrapv insns and expanders.
2647 (subdi3): Change define_expand operand 1 to arith11_operand, and
2648 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2649 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2650 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2654 * varasm.c (notice_global_symbol): Treat global objects as weak when
2657 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2659 * emit-rtl.c (dconstpi): Delete.
2661 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2662 * real.h (dconstpi): Delete.
2664 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2665 (fold_builtin_hypot): Likewise.
2667 2007-02-03 Tom Tromey <tromey@redhat.com>
2670 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2671 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2673 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2675 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2676 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2677 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2678 config/rs6000/cell.md, config/rs6000/darwin.h,
2679 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2680 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2681 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2682 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2683 typos. Follow spelling conventions.
2684 * doc/invoke.texi: Follow spelling conventions.
2686 2007-02-03 Roger Sayle <roger@eyesopen.com>
2688 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2689 canonicalization transformations that attempt to simplify integer
2690 constant comparisons to become comparisons against zero.
2692 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2694 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2696 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2697 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2699 2007-02-02 Mike Stump <mrs@apple.com>
2701 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2702 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2703 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2704 generate a branch island.
2706 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2708 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2709 (xtensa_legitimate_address_p): New.
2710 (xtensa_legitimize_address): New.
2711 (xtensa_output_addr_const_extra): New.
2712 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2714 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2715 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2716 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2717 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2718 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2719 (xtensa_legitimize_address): New.
2720 (xtensa_output_addr_const_extra): New.
2722 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2724 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2726 2007-02-02 Ian Lance Taylor <iant@google.com>
2728 * expmed.c (expand_divmod): Add comment.
2730 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2732 * emit-rtl.c (renumber_insns): Remove.
2733 * flags.h: Remove the extern for flag_renumber_insns.
2734 * rtl.h: Remove the prototype for renumber_insns.
2735 * toplev.c (flag_renumber_insns): Remove.
2737 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2739 Revert for x86 darwin:
2740 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2742 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2743 code before the following patch under TARGET_MACHO.
2744 (ix86_function_value_regno_p): Likewise.
2746 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2748 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2751 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2754 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2755 general or fp registers. Add comments.
2756 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2758 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2760 * pointer-set.c (insert_aux): Only return insertion slot.
2761 (pointer_set_insert): Adjust.
2762 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2763 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2764 pointer_map_traverse): New.
2765 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2766 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2767 pointer_map_contains, pointer_map_traverse): Declare.
2769 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2772 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2773 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2775 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2777 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2779 (struct _dep): New type.
2780 (dep_t): New typedef.
2781 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2782 (DEP_STATUS): New access macro. The macro with the same name was
2783 renamed to DEP_LINK_STATUS.
2784 (dep_init): Declare function
2786 (struct _dep_link): New type.
2787 (dep_link_t): New typedef.
2788 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2789 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2790 (DEP_LINK_STATUS): New macro.
2791 (debug_dep_links): New debug function.
2793 (struct _deps_list): New type.
2794 (deps_list_t): New typedef.
2795 (DEPS_LIST_FIRST): New access macro.
2796 (FOR_EACH_DEP_LINK): New cycle macro.
2797 (create_deps_list, free_deps_list, delete_deps_list): Declare
2799 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2800 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2801 (copy_deps_list_change_con): Ditto.
2803 (move_dep_link): Declare function.
2805 (struct _dep_node): New type.
2806 (dep_node_t): New typedef.
2807 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2809 (struct haifa_insn_data.back_deps): New field to hold backward
2810 dependencies of the insn.
2811 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2813 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2814 Change its type to deps_list_t.
2815 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2816 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2817 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2819 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2821 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2823 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2825 (dep_cost): Declare.
2827 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2828 (ds_to_dk, dk_to_ds): New functions.
2830 (init_dep_1): New static function.
2831 (init_dep): New function.
2832 (copy_dep): New static function.
2834 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2836 (detach_dep_link): New static function.
2837 (move_dep_link): New function.
2839 (dep_links_consistent_p, dump_dep_links): New static functions.
2840 (debug_dep_links): New debugging function.
2842 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2844 (alloc_deps_list, init_deps_list): New static functions.
2845 (create_deps_list): New function.
2846 (clear_deps_list): New static function.
2847 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2848 (deps_list_consistent_p, dump_deps_list): New static functions.
2849 (debug_deps_list): New function.
2850 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2852 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2854 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2855 use new scheduler dependencies lists.
2856 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2857 (sched_analyze): Ditto. Initialize dependencies lists.
2858 (add_forw_dep, compute_forward_dependences): Update to use new
2859 scheduler dependencies lists.
2861 (init_dependency_caches): Init deps_obstack.
2862 (free_dependency_caches): Free deps_obstack.
2864 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2865 new scheduler dependencies lists.
2866 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2867 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2869 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2870 Update to use new scheduler dependencies lists.
2871 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2872 (debug_dependencies): Ditto.
2873 (schedule_region): Update comments.
2875 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2876 scheduler dependencies lists.
2877 (schedule_ebb): Update comments.
2879 * rtl.def (DEPS_LIST): Remove.
2881 * lists.c (unused_deps_list): Remove.
2882 (free_list): Update assertions.
2884 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2885 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2887 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2888 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2890 * haifa-sched.c (comments): Update.
2891 (insn_cost1): Remove. Inline the code into insn_cost ().
2892 (insn_cost): Update to use new scheduler dependencies lists. Move
2893 processing of the dependency cost to dep_cost ().
2894 (dep_cost): New function. Use it instead of insn_cost () when
2895 evaluating cost of the dependency. Use compatible interface to
2896 interact with the target.
2897 (priority): Update to use new scheduler dependencies lists.
2898 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2899 with greater number of insns that depend on the insn.
2900 (schedule_insn): Update to use new scheduler dependencies lists. Add
2901 code to free backward dependencies lists. Inline and optimize code
2902 from resolve_dep () - see PR28071.
2903 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2904 lists. Update call to targetm.sched.is_costly_dependence hook.
2906 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2907 scheduler dependencies lists.
2909 (resolve_dep): Remove. Move the logic to schedule_insn ().
2910 (init_h_i_d): Initialize dependencies lists.
2912 (process_insn_depend_be_in_spec): Rename to
2913 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2915 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2916 Update to use new scheduler dependencies lists.
2917 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2919 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2920 new scheduler dependencies lists.
2921 (build_intra_loop_deps): Ditto.
2923 * target.h (struct _dep): Declare to use in
2924 gcc_target.sched.is_costly_dependence.
2925 (struct gcc_target.sched.adjust_cost): Fix typo.
2926 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2927 single dep_t parameter instead of an equivalent triad.
2928 (struct gcc_target.sched.adjust_cost_2): Remove.
2930 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2932 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2934 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2936 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2938 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2939 (REG_DEP_TRUE): Document.
2941 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2942 Change signature to correspond to the targetm.sched.adjust_cost hook.
2943 Update use in TARGET_SCHED_ADJUST_COST_2.
2944 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2945 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2946 new scheduler dependencies lists.
2947 (ia64_gen_check): Ditto.
2949 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2952 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2953 signature to correspond to the targetm.sched.is_costly_dependence hook.
2954 (is_costly_group): Update to use new scheduler dependencies lists.
2956 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2957 instead of INSN_COST () macro.
2959 2007-02-01 Ian Lance Taylor <iant@google.com>
2961 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2963 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2965 * pa.md (tp_load): Correct mfctl instruction syntax.
2967 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2969 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2970 altivec_padding_size calculation on AIX. Improve comment, add
2971 assert to verify that it's right.
2973 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2976 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2979 * global.c (global_alloc): Add mising initialization of
2982 2007-02-01 Roger Sayle <roger@eyesopen.com>
2984 * alias.c (init_alias_analysis): Correct whitespace.
2985 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2986 partition_hot_cold_basic_blocks): Likewise.
2987 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2988 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2989 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2990 fold_builtin_snprintf_chk, fold_builtin_printf,
2991 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2992 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2993 * cfgcleanup.c (cleanup_cfg): Likewise.
2994 * cfgexpand.c (tree_expand_cfg): Likewise.
2995 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2996 * function.c (get_next_funcdef_no): Likewise.
2997 * gengtype.c (main): Likewise.
2998 * genmodes.c (main): Likewise.
2999 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3000 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3001 * ifcvt.c (noce_emit_move_insn): Likewise.
3002 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3004 * stor-layout.c (get_best_mode): Likewise.
3005 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3006 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3007 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3008 perform_var_substitution, solve_graph): Likewise.
3009 * tree-vrp.c (vrp_finalize): Likewise.
3011 2007-02-01 Ian Lance Taylor <iant@google.com>
3013 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3014 high part of a paradoxical subreg, return a constant zero.
3016 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3018 * toplev.c (lang_dependent_init): Call init_set_costs.
3019 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3021 2007-02-01 Richard Guenther <rguenther@suse.de>
3024 * fold-const.c (fold_negate_expr): Allow negating a
3025 constant if overflow does not change.
3027 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3029 * doc/c-tree.texi (Expression trees): Improve markup.
3030 * doc/tm.texi (Register Classes, Addressing Modes)
3031 (Floating Point): Fix spacing after abbreviations. Fix some
3034 2007-02-01 Ben Elliston <bje@au.ibm.com>
3036 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3037 * doc/contrib.texi: Likewise.
3038 * doc/install.texi: Likewise.
3040 2007-01-31 Richard Henderson <rth@redhat.com>
3041 Ian Lance Taylor <iant@google.com>
3043 * lower-subreg.c: New file.
3044 * rtl.def (CONCATN): Define.
3045 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3047 * emit-rtl.c (update_reg_offset): New static function, broken out
3048 of gen_rtx_REG_offset.
3049 (gen_rtx_REG_offset): Call update_reg_offset.
3050 (gen_reg_rtx_offset): New function.
3051 * regclass.c: Revert patch of 2006-03-05, restoring
3053 (clear_reg_info_regno): New function.
3054 * dwarf2out.c (concatn_loc_descriptor): New static function.
3055 (loc_descriptor): Handle CONCATN.
3056 * common.opt (fsplit_wide_types): New option.
3057 * opts.c (decode_options): Set flag_split_wide_types when
3059 * timevar.def (TV_LOWER_SUBREG): Define.
3060 * rtl.h (gen_reg_rtx_offset): Declare.
3061 (reg_scan_update): Declare.
3062 * regs.h (clear_reg_info_regno): Declare.
3063 * tree-pass.h (pass_lower_subreg): Declare.
3064 (pass_lower_subreg2): Declare.
3065 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3066 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3068 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3069 * Makefile.in (OBJS-common): Add lower-subreg.o.
3070 (lower-subreg.o): New target.
3072 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3074 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3076 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3079 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3081 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3084 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3086 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3088 * cfgloop.h: Include vec-prim.h.
3089 (enum li_flags): Remove LI_ONLY_OLD.
3090 (loop_iterator): Changed.
3091 (fel_next, fel_init): Iterate over loop tree.
3092 (FOR_EACH_LOOP_BREAK): New macro.
3093 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3095 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3096 * modulo-sched.c (sms_schedule): Ditto.
3097 * tree-vectorizer.c (vectorize_loops): Ditto.
3098 * doc/loop.texi: Update information on loop numbering and behavior of
3099 FOR_EACH_LOOP wrto new loops.
3100 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3101 add_to_evolution_1): Test nestedness of loops instead of comparing
3103 * tree-chrec.c (chrec_fold_plus_poly_poly,
3104 chrec_fold_multiply_poly_poly, chrec_evaluate,
3105 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3106 reset_evolution_in_loop): Ditto.
3107 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3109 2007-01-31 Dirk Mueller <dmueller@suse.de>
3111 * c-common.c (warn_about_parentheses): Separate warning about
3112 un-parenthized sequence of comparison operators from the one
3113 which is supposed to warn about x <= y <= z.
3115 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3117 * optabs.h (enum optab_index): Add new OTI_isinf.
3118 (isinf_optab): Define corresponding macro.
3119 * optabs.c (init_optabs): Initialize isinf_optab.
3120 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3122 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3123 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3125 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3126 expand_builtin_interclass_mathfn.
3127 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3128 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3129 (fxam<mode>2_i387): New insn pattern.
3130 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3131 built-in functions as x87 inline asm.
3133 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3135 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3137 2007-01-30 Eric Christopher <echristo@apple.com>
3139 * config.gcc: Add geode.
3141 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3143 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3144 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3145 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3146 value-prof.c: Fix comment typos.
3148 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3151 * doc/invoke.texi (Wpointer-arith): Document warning.
3153 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3155 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3156 the list of discrepancies from the draft TR.
3158 2007-01-30 Dirk Mueller <dmueller@suse.de>
3161 * doc/invoke.texi (-Wreturn-type): Update description to
3164 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3166 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3168 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3170 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3171 to handle optabs that operate on floating point input argument and
3172 output to integer output.
3173 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3174 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3175 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3176 expand_builtin_interclass_mathfn ().
3177 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3179 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3180 ilogbl built-in functions as x87 intrinsics.
3182 2007-01-30 Richard Guenther <rguenther@suse.de>
3185 * dwarf2out.c (reference_to_unused): Query varpool if the
3186 variable was output.
3188 2007-01-30 Richard Guenther <rguenther@suse.de>
3191 * passes.c (execute_one_pass): Reset in_gimple_form to not
3192 confuse non-unit-at-a-time mode.
3194 2007-01-29 Roger Sayle <roger@eyesopen.com>
3195 Richard Guenther <rguenther@suse.de>
3197 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3198 avoid undefined behaviour on overflow. Use force_fit_type_double
3199 to construct the constant with the specified TREE_OVERFLOW.
3201 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3203 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3204 * config/dfp-bit.h: Ditto.
3206 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3208 * c-decl.c (pop_scope): Replace warnings with call to
3209 warn_for_unused_label.
3210 * c-common.h (warn_for_unused_label): Declare.
3211 * c-common.c (warn_for_unused_label): Define.
3213 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3215 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3218 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3220 * Makefile.in (USER_H): Remove decfloat.h.
3221 * ginclude/decfloat.h: Delete, moving contents to ...
3222 * ginclude/float.h: Add support for decimal floating point,
3223 guarded by __STDC_WANT_DEC_FP__.
3225 2007-01-29 Mike Stump <mrs@apple.com>
3227 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3228 Analysis and Representation to resolve case insensitive conflict.
3229 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3231 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3233 * tree.h (struct tree_memory_tag): Add aliases member.
3234 (MTAG_ALIASES): New macro.
3235 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3236 (add_may_alias): Remove pointer-set. Update for may_aliases being
3238 (mark_aliases_call_clobbered): Update for may_aliases being a
3240 (compute_tag_properties): Ditto.
3241 (create_partition_for): Ditto.
3242 (compute_memory_partitions): Ditto.
3243 (dump_may_aliases_for): Ditto.
3244 (is_aliased_with): Ditto.
3245 (add_may_alias_for_new_tag): Ditto.
3246 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3247 (compute_is_aliased): New function.
3248 (compute_may_aliases): Call compute_is_aliased).
3249 (init_alias_info): Initialize alias_bitmap_obstack.
3250 (union_alias_set_into): New function.
3251 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3252 (have_common_aliases_p): Rewrite to take two bitmaps and use
3254 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3256 (finalize_ref_all_pointers): Update for add_may_alias changes.
3257 (new_type_alias): Ditto.
3258 * tree-flow-inline.h (may_aliases): Return a bitmap.
3259 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3260 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3261 may_aliases being a bitmap.
3262 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3263 may_aliases now returns a bitmap.
3264 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3266 * tree-ssa-operands.c (add_virtual_operand): Update for
3267 may_aliases being a bitmap.
3269 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3271 PR tree-optimization/30630
3272 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3273 variable as changed.
3275 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3278 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3279 expanded only once even if an error occurs.
3281 2007-01-29 Ben Elliston <bje@au.ibm.com>
3283 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3284 (__gcov_average_profiler): Likewise.
3285 (__gcov_ior_profiler): Likewise.
3286 (__gcov_merge_ior): Likewise.
3288 2007-01-28 Jan Hubicka <jh@suse.cz>
3290 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3291 * value-prof.c (stringop_block_profile): Likewise.
3293 2007-01-28 Jan Hubicka <jh@suse.cz>
3295 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3296 variant handling histograms; add wrapper.
3297 (clear_storage_via_libcall): Export.
3298 (emit_block_move_hints): Break out from ...; add histograms.
3299 (emit_block_move): ... this one.
3300 (clear_storage_hints): Break out from ...; add histograms.
3301 (clear_storage): ... this one.
3302 (set_storage_via_memset): Handle histogram.
3303 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3304 (clear_storage_hints, clear_storage_via_libcall): Declare.
3305 (set_storage_via_setmem): Update prototype.
3306 * doc/md.texi (movmem, setmem): Document new arguments.
3308 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3310 (stringop_block_profile): New global function.
3311 (tree_stringops_values_to_profile): Profile block size and alignment.
3312 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3314 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3315 (stringop_block_profile): Declare.
3316 * builtins.c: Include value-prof.h.
3317 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3318 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3319 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3320 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3321 * profile.c (instrument_values): Add new counters.
3322 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3324 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3325 (tree_init_edge_profiler): Build new profilers.
3326 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3327 (pass_tree_profile): Add dump.
3328 (tree_profile_hooks): Update.
3329 * Makefile.in (LIBGCOV): Add new constants.
3330 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3331 __gcov_ior_profiler): New.
3332 * i386.md (movmem/setmem expanders): Add new optional arguments.
3334 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3336 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3338 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3340 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3341 (tree_unswitch_single_loop): Pass eni_size_weights to
3342 tree_num_loop_insns.
3343 * tree-ssa-loop-manip.c: Include tree-inline.h.
3344 (can_unroll_loop_p): Pass eni_size_weights to
3345 tree_num_loop_insns.
3346 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3347 Pass eni_size_weights to estimate_num_insns.
3348 * tree.h (init_inline_once): Export.
3349 * toplev.c (backend_init): Call init_inline_once.
3350 * cgraphunit.c (cgraph_process_new_functions,
3351 cgraph_analyze_function): Pass eni_inlining_weights to
3353 * ipa-inline.c (compute_inline_parameters): Ditto.
3354 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3355 to estimate_num_insns.
3356 (try_unroll_loop_completely): Pass eni_size_weights to
3357 tree_num_loop_insns.
3358 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3359 ot estimate_num_insns.
3360 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3361 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3362 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3363 eni_time_weights): New variables.
3364 (init_inline_once): Initialize them.
3365 (struct eni_data): Mew.
3366 (estimate_num_insns_1, estimate_num_insns): Use weights.
3367 * tree-inline.h (struct eni_weights_d): New.
3368 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3369 (estimate_num_insns): Declaration changed.
3370 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3371 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3372 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3374 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3376 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3377 relations in the conflict function is valid.
3379 2007-01-27 Ian Lance Taylor <iant@google.com>
3381 * common.opt: Add fstrict-overflow.
3382 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3383 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3384 (TYPE_OVERFLOW_UNDEFINED): Define.
3385 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3387 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3388 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3389 (fold_negate_expr): Likewise.
3390 (make_range): Likewise.
3391 (extract_muldiv_1): Likewise.
3392 (maybe_canonicalize_comparison): Likewise.
3393 (fold_comparison): Likewise.
3394 (fold_binary): Likewise.
3395 (tree_expr_nonnegative_p): Likewise.
3396 (tree_expr_nonzero_p): Likewise.
3397 * tree-vrp.c (compare_values): Likewise.
3398 (extract_range_from_binary_expr): Likewise.
3399 (extract_range_from_unary_expr): Likewise.
3400 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3402 (nowrap_type_p): Likewise.
3403 * tree-scalar-evolution.c (simple_iv): Likewise.
3404 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3405 (build_range_check): Likewise.
3406 (extract_muldiv_1): Likewise.
3407 (fold_comparison): Likewise.
3408 * tree-vrp.c (vrp_int_const_binop): Likewise.
3409 (extract_range_from_unary_expr): Likewise.
3410 * convert.c (convert_to_integer): Likewise.
3411 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3412 (fold_comparison): Likewise.
3413 (fold_binary): Likewise.
3414 * optabs.c (optab_for_tree_code): Likewise.
3415 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3416 * simplify-rtx.c (simplify_const_relational_operation): Check
3417 flag_strict_overflow and flag_trapv.
3418 (simplify_const_relational_operation): Likewise.
3419 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3420 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3423 2007-01-27 Roger Sayle <roger@eyesopen.com>
3425 * tree.c (tree_fold_gcd): Delete.
3426 * tree.h (tree_fold_gcd): Remove prototype.
3427 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3428 test whether one constant integer is a multiple of another. Instead
3429 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3430 * fold-const.c (multiple_of_p): We've determined both TOP and
3431 BOTTOM are integer constants so we can call int_const_binop directly
3432 instead of the more generic const_binop.
3434 2007-01-27 Roger Sayle <roger@eyesopen.com>
3436 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3437 1*X check that the constant hasn't overflowed, to preserve the
3439 (round_up): Provide an efficient implementation when rouding-up an
3440 INTEGER_CST to a power-of-two.
3442 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3444 * doc/sourcebuild.texi: Add comma for clarity.
3445 * doc/extend.texi: Fix some typos.
3446 * doc/passes.texi: Likewise.
3447 * doc/cppinternals.texi: Likewise.
3448 * doc/c-tree.texi: Likewise.
3449 * doc/tree-ssa.texi: Likewise.
3450 * doc/install.texi: Likewise.
3452 2007-01-27 Jan Hubicka <jh@suse.cz>
3454 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3455 (pass_sra): Do not require alias information.
3456 * passes.c (init_optimization_passes): Add SRA
3458 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3460 * tracer.c (rest_of_handle_tracer): We already cleaned
3461 up the CFG in tracer() so don't do it here again.
3462 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3463 cleanup_cfg here, either. And don't call renumber_insns.
3465 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3466 and BB_HEAD are in the insn stream here. Instead make sure
3467 that BB_INSN is valid on all insns. Also, do check here that
3468 there are no pending branch predictions...
3469 (rtl_verify_flow_info): ...instead of doing it here. Checks
3470 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3473 2007-01-26 Roger Sayle <roger@eyesopen.com>
3475 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3476 function to simplify/factorize operand order canonicalization.
3477 (ix86_fixup_binary_operands): Reorganize using the above function.
3478 (ix86_binary_operator_ok): Likewise.
3480 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3482 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3483 file scope from optimize_attrs.
3484 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3486 (optimize_attrs): Clear insn_code_values after freeing it.
3488 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3490 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3491 a parts.base assignment.
3493 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3495 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3496 (compute_subscript_distance, initialize_data_dependence_relation,
3497 finalize_ddr_dependent, analyze_ziv_subscript,
3498 analyze_siv_subscript_cst_affine,
3499 compute_overlap_steps_for_affine_univar,
3500 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3501 analyze_siv_subscript, analyze_miv_subscript,
3502 analyze_overlapping_iterations, subscript_dependence_tester_1,
3503 compute_self_dependence, free_dependence_relation): Work
3504 with affine_fn instead of chrecs.
3505 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3506 common_affine_function, affine_function_base,
3507 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3508 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3509 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3510 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3511 (all_chrecs_equal_p): Removed.
3512 * tree-data-ref.h (affine_fn, conflict_function): New types.
3513 (struct subscript): Change type of conflicting_iterations_in_a
3514 and conflicting_iterations_in_b.
3516 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3519 * config/pa/pa.h (TARGET_HPUX_11): New.
3520 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3521 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3523 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3524 Richard Guenther <rguenther@suse.de>
3526 * tree-ssa-structalias.c (solve_graph): Handle case
3527 we merged the variable to another.
3529 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3531 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3534 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3535 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3537 2007-01-25 DJ Delorie <dj@redhat.com>
3539 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3540 allow changes to modes which don't fit in those registers.
3542 * reload1.c (choose_reload_regs): Check for invalid subregs before
3543 computing their locations, not after.
3545 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3548 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3549 save Altivec registers in an eh_return function.
3550 (compute_vrsave_mask): Likewise.
3551 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3552 for saving Altivec registers.
3553 (rs6000_emit_prologue): Don't allocate stack twice in
3554 eh_return function. Correct expected value of altivec_save_offset
3555 when using save_world. Describe save of R0 to stack when using
3556 save_world. Describe stack pointer adjustment when using
3557 save_world. Remove duplicated eh_return parameter register saving.
3558 Update sp_offset variable after save_world.
3559 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3561 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3562 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3565 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3567 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3569 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3572 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3573 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3575 2007-01-25 Richard Guenther <rguenther@suse.de>
3577 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3578 * common.opt (-Wcoverage-mismatch): New warning option.
3579 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3580 if -Wcoverage-mismatch is given.
3582 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3584 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3585 (ipcp_driver): Change to static definition.
3586 Add dumping of the ifunctions.
3587 (constant_val_insert): Remove unused parameter. Support for SSA.
3588 (ipcp_propagate_const): Support for SSA.
3589 (ipcp_profile_bb_print): Print only analyzed nodes.
3590 (ipcp_replace_map_create): Remove support for Fortran constant
3592 * ipa-prop.c (ipa_method_modify_stmt,
3593 ipa_callsite_compute_param): Support for SSA.
3594 * ipa-prop.h (ipcp_driver): Remove declaration.
3595 (IS_VALID_TREE_MAP_INDEX): Add define.
3597 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3599 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3601 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3605 constant argument to cabs and do it without checking for
3606 -funsafe-math-optimizations.
3608 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3610 * c-common.h (RID_FIRST_CXX0X): New.
3611 (RID_LAST_CXX0X): New.
3612 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3614 * c.opt (Wc++0x-compat): New.
3615 * doc/invoke.texi (-Wc++0x-compat): Document.
3617 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3619 * builtins.c (fold_builtin_carg): New.
3620 (fold_builtin_1): Use it.
3622 2007-01-24 Jan Hubicka <jh@suse.cz>
3624 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3626 * ipa-inline.c (initial_insns, max_insns): Delete.
3627 (compute_max_insns): New function.
3628 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3629 of insns as base for code growth.
3630 (cgraph_decide_inlining): Make initial_insns local; do not compute
3632 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3633 * doc/invoke.texi (inline-unit-growth): Update docs.
3635 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3637 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3638 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3639 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3640 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3641 for CPUs that have PTA_CX16 set.
3644 * gimplify.c (omp_check_private): New function.
3645 (gimplify_scan_omp_clauses): Use it for
3646 firstprivate/lastprivate/reduction.
3649 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3650 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3653 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3654 If lower_lastprivate_clauses emits some statements, append them
3655 to dlist rather than body_p and to body_p append an initializer.
3656 (lower_omp_for): Adjust caller.
3658 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3660 * target.h (globalize_decl_name): New.
3661 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3662 * output.h (default_globalize_decl_name): New.
3663 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3665 (globalize_decl): Ditto.
3666 (default_globalize_decl_name): New.
3667 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3668 (ia64_handle_version_id_attribute): New.
3669 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3670 (ia64_asm_output_external): Use globalize_decl_name instead
3672 * doc/extend.texi (version_id): New pragma.
3673 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3675 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3677 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3678 _uleb128_t and _Unwind_SWord with _sleb128_t.
3679 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3680 uw_frame_state_for, uw_update_context_1): Likewise.
3681 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3682 * unwind-pe.h (read_uleb128, read_sleb128,
3683 read_encoded_value_with_base): Likewise.
3684 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3686 2007-01-24 Richard Guenther <rguenther@suse.de>
3688 * builtins.c (expand_builtin_cexpi): Get the fndecl
3689 for cexp in the correct way.
3691 2007-01-24 Jan Hubicka <jh@suse.cz>
3693 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3695 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3697 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3698 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3699 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3700 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3701 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3702 __SIZEOF_PTRDIFF_T__.
3703 * doc/cpp.texi: Documentation for the new builtin macros added.
3705 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3707 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3708 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3709 instead of operands[2] to avoid access past the end of array.
3711 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3713 * reload1.c (emit_reload_insns): Pass the reload register
3714 for a non-spill output reload through forget_old_reloads_1.
3716 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3718 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3719 _SOFT_DOUBLE if doubles use software floating-point.
3720 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3721 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3722 * config/rs6000/darwin-ldouble.c: Also compile functions for
3723 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3724 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3725 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3726 commented-out long double override.
3727 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3728 * config/rs6000/eabispe.h: Likewise.
3729 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3730 long double for non-SPE.
3731 (rs6000_handle_option): Likewise.
3732 (invalid_e500_subreg): Disallow more subregs involding DImode,
3733 DFmode, TImode or TFmode.
3734 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3736 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3738 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3739 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3741 (rs6000_legitimate_address): Also check for TFmode for E500
3743 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3744 (spe_build_register_parallel): Handle TFmode and TCmode.
3745 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3747 (function_arg): Handle TFmode and TCmode for E500 double.
3748 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3750 (print_operand): Handle TFmode and TImode for %y.
3751 (rs6000_generate_compare): Handle TFmode comparisons for E500
3753 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3754 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3755 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3756 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3757 TFmode for E500 double.
3758 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3759 (floatsidf2): Enable for E500 double.
3760 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3761 (extenddftf2): Change to extenddftf2_fprs.
3762 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3763 depending on TARGET_E500_DOUBLE.
3764 (extendsftf2): Enable for E500 double.
3765 (trunctfdf2): Enable for E500 double.
3766 (trunctfsf2): Change to trunctfsf2_fprs.
3767 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3768 depending on TARGET_E500_DOUBLE.
3769 (floatsitf2): Enable for E500 double.
3770 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3771 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3772 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3773 (negtf2): Change to negtf2_internal.
3774 (negtf2): New expander.
3775 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3776 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3777 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3778 (movdi_internal32): Use rs6000_nonimmediate_operand.
3779 (unnamed splitter): Likewise.
3780 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3781 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3782 (SPE64TF, DITI): New mode macros.
3783 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3786 (frob_<mode>_di_2): New.
3787 (frob_tf_di_8_2): New.
3788 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3790 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3792 (frob_ti_<mode>_8_2): New.
3793 (frob_ti_tf_2): New.
3794 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3795 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3797 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3798 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3799 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3800 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3801 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3802 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3805 2007-01-23 Ian Lance Taylor <iant@google.com>
3807 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3809 (OBJS-archive): Reformat, alphabetize.
3810 (OBJS): Change out_object_file to OBJS-md.
3812 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3814 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3815 JUMP_P and CALL_P predicates where applicable.
3816 * config/i386/i386.c: Ditto.
3817 * config/i386/i386.md: Ditto.
3818 * config/i386/mmx.md: Ditto.
3819 * config/i386/predicates.md: Ditto.
3821 2007-01-22 Andreas Schwab <schwab@suse.de>
3823 * config/m68k/m68k.h: Fix comment.
3825 2007-01-22 Jan Hubicka <jh@suse.cz>
3827 * passes.c (init_optimization_passes): Do not rerun
3828 pass_early_warn_uninitialized.
3830 2007-01-22 Richard Guenther <rguenther@suse.de>
3832 PR tree-optimization/30038
3833 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3835 (execute_cse_sincos_1): Likewise.
3836 (execute_cse_sincos): Likewise.
3837 (gate_cse_sincos): Likewise.
3838 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3839 the cexpi() canonicalization of sincos().
3840 * tree-pass.h (pass_cse_sincos): Declare.
3841 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3843 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3845 PR rtl-optimization/29329
3846 * combine.c (replaced_rhs_insn): Rename to i2mod.
3847 (replaced_rhs_value): Rename to i2mod_new_rhs.
3848 (i2mod_old_rhs): New global variable.
3849 (combine_instructions): Adjust for above change. Save a copy of
3850 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3851 note are substituted in the second instruction.
3852 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3853 ditch the note if it pertains to the second eliminated register
3854 and this register is mentioned in i2mod_old_rhs.
3857 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3859 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3860 the insn to which the note was originally attached.
3862 2007-01-21 Jan Hubicka <jh@suse.cz>
3864 * ipa-inline.c (inlining_mode): Comment, move up.
3865 (cgraph_decide_inlining_incrementally): Do not perform inlining
3866 itself; fix handling of flattening of self recursive functions.
3867 (cgraph_find_cycles): Remove.
3868 (cgraph_flatten_node): Remove.
3869 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3870 (try_inline): New function.
3871 (cgraph_early_inlining): Update call of
3872 cgraph_decide_inlining_incrementally. Apply inlining here.
3873 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3875 2007-01-21 Dirk Mueller <dmueller@suse.de>
3878 * tree-vrp.c (check_array_bounds): do not warn
3879 about ADDR_EXPR's of ARRAY_REF's which are immediately
3880 used in binary expressions.
3882 2007-01-21 Ira Rosen <irar@il.ibm.com>
3884 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3885 read_write_dep and macros for its access.
3886 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3887 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3888 argument, call vect_check_interleaving for every independent pair of
3889 data-refs. Mark loads that access the same memory location as a store
3891 (vect_check_dependences): Remove.
3892 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3893 call, fix the call to vect_analyze_data_ref_dependence.
3894 (vect_analyze_data_ref_access): For statements that access the same
3895 data-ref, check that they are not stores; for loads, check that there
3896 is no store that access the same location.
3898 2007-01-20 Roger Sayle <roger@eyesopen.com>
3899 Joseph Myers <joseph@codesourcery.com>
3901 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3902 (-fdump-rtl-stack): Likewise.
3903 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3904 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3905 (-mpt-fixed): Use @minus{} for minus sign.
3906 (Using Precompiled Headers): Fix under/overfull hbox.
3908 2007-01-20 Jan Hubicka <jh@suse.cz>
3910 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3911 place within annotation.
3913 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3915 * pa.c (output_move_double): Change array size of xoperands to 4.
3917 2007-01-20 Jan Hubicka <jh@suse.cz>
3919 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3922 2007-01-19 Ian Lance Taylor <iant@google.com>
3924 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3925 constant to unsigned HOST_WIDE_INT before negating.
3927 2007-01-19 Ian Lance Taylor <iant@google.com>
3929 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3931 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3932 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3933 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3934 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3935 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3936 (realloc_vdef, realloc_vuse): Change second parameter to
3938 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3940 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3941 unsigned. Change x and lim locals to unsigned.
3942 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3944 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3945 (copy_virtual_operands): Change i and n locals to unsigned.
3947 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * builtins.c (fold_builtin_1): Handle builtin fdim.
3952 2007-01-20 Jan Hubicka <jh@suse.cz>
3954 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3955 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3956 init_alias_heapvars.
3957 (init_alias_heapvars): Initialize only when not already initialized.
3958 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3960 2007-01-19 Roger Sayle <roger@eyesopen.com>
3962 * common.opt (fsigned-zeros): New command line option.
3963 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3964 of flag_unsafe_math_optimizations.
3965 * opts.c (set_fast_math_flags): The -ffast-math command line option
3966 implies -fno-signed-zeros.
3967 (fast_math_flags_set_p): Likewise.
3969 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3970 the documentation of -ffast-math appropriately. Wrap long lines.
3972 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3974 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3975 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3977 2007-01-19 Tomas Bily <tbily@suse.cz>
3979 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3981 (tree_init_ic_make_global_vars): New function
3982 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3983 (tree_gen_ic_profiler): New function
3984 (tree_gen_ic_func_profiler): New function
3985 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3986 (tree_profile_hooks): Added hook for indirec/virtual calls
3987 * value-prof.c (tree_find_values_to_profile): New case for
3989 (tree_values_to_profile): Call for determining indirect/virtual
3991 (tree_indirect_call_to_profile): New function
3992 (tree_ic_transform): New function
3993 (tree_ic): New function
3994 (find_func_by_pid): New function
3995 (init_pid_map): New function
3996 (tree_value_profile_transformations): Added check for
3997 indirect/virtual call transformation
3998 * value-prof.h (enum hist_type): New counter type for
3999 indirect/virtual calls
4000 (profile_hooks): Added new hook for profiling indirect/virtual
4002 * profile.c (instrument_values): New case for indirect/virtual
4004 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4005 (GCOV_COUNTER_V_INDIR): New counter type
4006 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4007 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4009 * cgraph.c: Definition of cgraph_max_pid
4010 (cgraph_create_node): Default init of pid attribute
4011 * cgraph.h: Declaration of cgraph_max_pid
4012 (struct cgraph_node): Added pid attribute
4013 * libgcov.c (__gcov_indirect_call_profiler): New function
4014 (__gcov_one_value_profiler_body): New function
4015 (__gcov_one_value_profiler): Body was moved to
4016 __gcov_one_value_profiler_body and calls it
4018 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4020 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4021 * gengtype.c (write_types_data, write_func_for_structure,
4022 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4023 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4024 (walk_type, write_func_for_structure): Generate the mark_hook if
4027 2007-01-19 Jan Hubicka <jh@suse.cz>
4029 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4030 'early' argument take inlining mode argument specifying whether to
4031 inline for size/speeed or all functions; add support for flattening;
4033 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4035 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4038 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4039 the name of the declared identifier.
4041 2007-01-19 Dirk Mueller <dmueller@suse.de>
4043 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4044 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4045 duplicate evaluation.
4047 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4049 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4050 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4051 to XFMode, use acosxf2 and truncate result to requested mode.
4052 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4053 (asin<mode>2): Similarly, with asin expanders.
4054 (*fscalexf4_i387): Rename from *fscalexf4.
4055 (expNcorexf3): New expander.
4056 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4057 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4058 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4059 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4060 patterns for SSE math.
4061 (exp10<mode>2): Similarly, with exp10 expanders.
4062 (exp2<mode>2): Similarly, with exp2 expanders.
4063 (expm1<mode>2): Similarly, with expm1 expanders.
4064 (ldexp<mode>3): Similarly, with ldexp expanders.
4065 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4066 Use gen_truncxf<mode>2_i387_noop to truncate result.
4068 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4070 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4071 for ColdFire targets.
4073 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4074 Richard Sandiford <richard@codesourcery.com>
4076 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4077 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4078 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4079 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4080 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4081 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4083 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4085 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4086 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4087 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4088 (*adddi_dilshr32_cf): New pattern.
4089 (adddi3, subdi3): Remove first alternatives.
4091 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4093 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4094 implemented using move.l, do not use its cc result for floating-point
4097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4099 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4100 from accepting 's' constraints if flag_pic.
4102 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4104 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4105 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4106 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4107 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4109 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4111 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4112 ColdFire alternatives.
4113 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4114 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4115 architectures that support ff1 instruction.
4117 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4118 Julian Brown <julian@codesourcery.com>
4120 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4121 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4122 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4125 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4127 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4129 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4130 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4131 HOST_WIDE_INT instead of an rtx.
4132 (m68k_rtx_costs): Update call accordingly.
4133 (output_move_const_into_data_reg): Likewise. Fix formatting.
4134 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4136 (output_move_simode_const): Update calls after above changes.
4137 Rework to use automatic variables and predicates like MEM_P.
4138 * config/m68k/m68k.md (pushexthisi_const): Update call to
4141 2007-01-19 Dirk Mueller <dmueller@suse.de>
4143 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4146 2007-01-19 Richard Guenther <rguenther@suse.de>
4148 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4149 via cexp in case sincos is not available.
4151 2007-01-19 Richard Guenther <rguenther@suse.de>
4153 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4154 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4155 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4156 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4157 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4158 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4159 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4160 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4162 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4164 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4166 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4167 (atan2xf3): Directly generate RTL pattern.
4168 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4169 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4170 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4171 disable patterns for SSE math.
4172 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4173 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4174 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4175 disable patterns for SSE math.
4177 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4179 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4181 2007-01-18 Roger Sayle <roger@eyesopen.com>
4183 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4184 VIEW_CONVERT_EXPR to the same type as it's operand.
4186 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4188 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4189 configured for long double 128.
4191 2007-01-18 Mike Stump <mrs@apple.com>
4193 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4196 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4198 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4201 2007-01-18 Jan Hubicka <jh@suse.cz>
4203 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4204 greater than NUM_VOP_FREE_BUCKETS.
4206 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4208 * tree-ssa-structalias.c: Update comments.
4209 (ptabitmap_obstack): Removed.
4211 (oldpta_obstack): Ditto.
4212 (stats): Add a few members.
4213 (struct variable_info): Remove node, complex, address_taken, and
4214 indirect_target members. Add oldsolution member.
4215 (new_var_info): Do not initialize removed members.
4216 (constraint_expr_type): Remove INCLUDES.
4217 (constraint_graph): Add size, implicit_preds, rep,
4218 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4219 (FIRST_REF_NODE): New macro.
4220 (LAST_REF_NODE): Ditto.
4221 (FIRST_ADDR_NODE): Ditto.
4222 (find): New function.
4224 (dump_constraint): Do not handle INCLUDES.
4225 (insert_into_complex): Do not insert duplicate constraints.
4226 (condense_varmap_nodes): Renamed and rewritten into ...
4227 (merge_node_constraints): This. Also fix bug in handling of
4228 offseted copy constraints.
4229 (clear_edges_for_node): No longer need to deal with preds at all,
4230 or removing associated preds/succs.
4231 (merge_graph_nodes): Deal with indirect_cycles.
4232 Don't deal with predecessors.
4233 (add_implicit_graph_edge): New function.
4234 (add_pred_graph_edge): Ditto.
4235 (add_graph_edge): Don't deal with predecessors.
4236 (build_constraint_graph): Removed.
4237 (build_pred_graph): New function.
4238 (build_succ_graph): Ditto.
4239 (struct scc_info): Removed in_component. Added roots, dfs, and
4240 node_mapping. Remove visited_index, unification_queue.
4241 (scc_visit): Deal with union-find we do now.
4242 Deal with cycles with REF nodes.
4243 (collapse_nodes): Renamed and rewritten to ...
4244 (unify_nodes): This.
4245 (process_unification_queue): Removed.
4246 (topo_visit): Cleanup
4247 (do_da_constraint): Use find.
4248 (do_sd_constraint): Ditto.
4249 (do_ds_constraint): Ditto.
4250 (do_complex_constraint): Ditto.
4251 (init_scc_info): Update for removed and added members.
4252 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4253 (find_indirect_cycles): This.
4254 (equivalence_class): New variable.
4255 (label_visit): New function.
4256 (perform_variable_substitution): Rewritten.
4257 (free_var_substitution_info): New function.
4258 (find_equivalent_node): Ditto.
4259 (move_complex_constraints): Ditto.
4260 (eliminate_indirect_cycles): Ditto.
4261 (solve_graph): Only propagate changed bits.
4262 Use indirect cycle elimination.
4264 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4265 (tree_id_eq): Renamed to ...
4266 (tree_vi_eq): This. Update for member change
4267 (insert_id_for_tree): Renamed and rewritten to ...
4268 (insert_vi_for_tree): This.
4269 (lookup_id_for_tree): Renamed and rewritten to ...
4270 (lookup_vi_for_tree): This.
4271 (get_id_for_tree): Renamed and rewritten to ...
4272 (get_vi_for_tree): Ditto.
4273 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4274 (process_constraint): Don't handle INCLUDES.
4275 Remove special ADDRESSOF case.
4276 (find_func_aliases): Rewrite to use vi functions instead of id
4278 (create_function_info_for): Ditto.
4279 (create_variable_info_for): Ditto.
4280 (intra_create_variable_infos): Ditto.
4281 (merge_smts_into): Ditto.
4282 (find_what_p_points_to): Ditto.
4283 (init_base_vars): Ditto.
4284 (init_alias_vars): Ditto.
4285 (remove_preds_and_fake_succs): New function.
4286 (dump_sa_points_to_info): Dump new stats.
4287 (dump_solution_for_var): Use find.
4288 (set_used_smts): Fix formatting.
4289 (compute_points_to_sets): Updated for new functions.
4290 (ipa_pta_execute): Ditto.
4292 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4293 Richard Sandiford <richard@codesourcery.com>
4295 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4297 * calls.c (expand_call): If the return value is a PARALLEL,
4298 extract its first member.
4299 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4300 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4301 use FUNCTION_EXTRA_EPILOGUE.
4302 (m68k_function_value): Return a PARALLEL if the return value
4303 is of a pointer type.
4304 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4305 (FUNCTION_EXTRA_EPILOGUE): Remove.
4306 * config/m68k/m68k.md (D0_REG): New constant.
4308 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4310 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4311 output a NOP for empty epilogues.
4313 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4315 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4316 before function. Extend register save check to include all
4317 registers, not just integer ones.
4319 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4321 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4322 (m68k_use_return_insn): ...this.
4323 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4324 * config/m68k/m68k.c (use_return_insn): Rename to...
4325 (m68k_use_return_insn): ...this.
4326 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4329 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4331 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4332 nearest even, fix denormal rounding overflow.
4334 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4336 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4337 f%$smove and f%$move.
4338 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4339 (extendsfdf2_cf): Use fdmove instead of f%&move.
4340 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4341 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4343 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4345 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4348 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4350 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4351 (coldfire_single_format): Declare.
4352 (coldfire_double_format): Likewise.
4353 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4354 of qnan_msb_set to determine the lower bits of a canonical
4356 (encode_ieee_double): Likewise.
4357 (encode_ieee_quad): Likewise.
4358 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4359 (mips_single_format): Likewise.
4360 (ieee_double_format): Likewise.
4361 (mips_double_format): Likewise.
4362 (ieee_extended_motorola_format): Likewise.
4363 (ieee_extended_intel_96_format): Likewise.
4364 (ieee_extended_intel_128_format): Likewise.
4365 (ieee_extended_intel_96_round_53_format): Likewise.
4366 (ibm_extended_format): Likewise.
4367 (mips_extended_format): Likewise.
4368 (ieee_quad_format): Likewise.
4369 (mips_quad_format): Likewise.
4370 (vax_f_format): Likewise.
4371 (vax_d_format): Likewise.
4372 (vax_g_format): Likewise.
4373 (i370_single_format): Likewise.
4374 (i370_double_format): Likewise.
4375 (decimal_single_format): Likewise.
4376 (decimal_double_format): Likewise.
4377 (decimal_quad_format): Likewise.
4378 (c4x_single_format): Likewise.
4379 (c4x_extended_format): Likewise.
4380 (real_internal_format): Likewise.
4381 (coldfire_single_format): New real_format.
4382 (coldfire_double_format): Likewise.
4383 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4384 canonical_nan_lsbs_set.
4385 (pdp11_d_format): Likewise.
4386 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4387 if TARGET_COLDFIRE_CPU.
4389 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4391 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4392 (output_call, m68k_legitimize_call_address): Declare.
4393 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4394 parenthesees. Add support for a 'W' constraint.
4395 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4396 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4397 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4398 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4400 (override_options): Initialize them. Do not set flag_no_function_cse
4401 for TARGET_ID_SHARED_LIBRARY.
4402 (m68k_output_pic_call): Delete.
4403 (m68k_legitimize_call_address): New function.
4404 (print_operand): Remove the %o prefix. Handle the %p prefix.
4405 (output_call): New function.
4406 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4407 target address from the GOT if symbolic jumps are not allowed.
4408 * config/m68k/m68k.md (call, general_operand): Do not set
4409 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4410 Merge separate flag_pic and !flag_pic define_insns into...
4411 (*call, *call_value): ...these new patterns. Match the address
4412 rather than the containing MEM and require it to be a call_operand.
4413 Use output_call to generate the asm template.
4414 * config/m68k/predicates.md (const_call_operand): New predicate.
4415 (call_operand): Likewise.
4417 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4419 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4420 (STACK_GROWS_DOWNWARD): Define to 1.
4421 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4422 comments, emphasizing that these values are only defaults.
4423 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4424 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4426 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4428 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4430 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4431 Richard Sandiford <richard@codesourcery.com>
4433 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4434 (FP_REGNO_P): New macros.
4435 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4436 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4437 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4438 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4440 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4442 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4443 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4445 * config/m68k/t-floatlib: New file, extracting common code from...
4446 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4447 * config/m68k/t-uclinux: Here.
4448 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4449 routines on ColdFire targets.
4451 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4453 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4454 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4455 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4456 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4457 explicitly set MOTOROLA to 1.
4458 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4460 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4461 Nathan Sidwell <nathan@codesourcery.com>
4463 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4464 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4465 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4466 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4467 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4468 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4469 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4470 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4471 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4472 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4473 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4474 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4475 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4476 (DBX_REGISTER_NUMBER): Delete.
4477 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4478 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4479 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4483 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4484 * config/flat.h: New file.
4485 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4487 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4488 indirect references for -msep-data or -mid-shared-library.
4489 Do not use PC-relative code addresses either.
4490 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4492 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4493 for shared libraries and crt1.o for executables. Use crti.o and
4495 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4496 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4497 Do not add -elf2flt or -shared-lib-id options here.
4498 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4499 Pass -shared-lib-id if -mid-shared-library, taking the library
4500 identifier from -mshared-library-id if given, otherwise
4502 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4503 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4504 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4505 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4506 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4507 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4509 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4510 jump sequence for ISA A and ISA A+.
4511 (PICJUMP): Likewise.
4513 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4515 * config.gcc (m68k-*-uclinux*): Base the port on the common
4516 and m68k GNU/Linux files rather than on the generic ELF ones.
4517 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4518 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4520 2007-01-18 Julian Brown <julian@codesourcery.com>
4521 Richard Sandiford <richard@codesourcery.com>
4523 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4524 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4525 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4527 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4529 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4531 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4533 * doc/install.texi: Document m68k-uclinuxoldabi.
4534 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4535 * config/m68k/uclinux-oldabi.h: New file, copied from
4536 config/m68k/uclinux.h.
4538 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4540 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4541 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4542 (m32r_compute_frame_size): Use unsigned for regno.
4543 (m32r_reload_lr): Use gen_frame_mem.
4545 (m32r_output_function_epilogue): Don't output the function epilogue
4547 (m32r_expand_epilogue): New.
4548 (direct_return): Return false if the function has the interrupt
4550 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4551 * config/m32r/m32r.md (epilogue): New expander.
4552 (return_lr, return_rte): New insns.
4553 (return): Make it expander.
4554 (return_normal): New expander.
4556 2007-01-18 Josh Conner <jconner@apple.com>
4559 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4560 support for UNLE, UNLT, UNGE, and UNGT.
4562 2007-01-18 Jan Hubicka <jh@suse.cz>
4564 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4565 * tree-tailcall (add_virtual_phis): Likewise.
4566 (optimize_tail_call): Return TODOs.
4567 (execute_tail_calls): Return TODOs.
4568 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4569 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4571 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4572 Cleanup cfg using TODO.
4573 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4574 * passes.c (execute_function_todo): When cleanup did something, remove
4576 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4577 (make_edges): Don't cleanup_cfg.
4579 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4581 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4582 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4583 operate on the top of stack.
4584 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4585 register handling of instructions that output to the second
4587 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4588 (move_for_stack_reg): Special-case check for dead destination
4589 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4591 * config/i386/i386.md (UNSPEC_TAN): New constant.
4592 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4593 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4594 to correctly model move of constant 1.0 to top stack slot.
4595 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4596 (unnamed peephole2 pattern): Remove corresponding peephole2
4597 pattern that optimizes tan insn and loading of constant 1.0.
4598 (tanxf2): Use fptanxf4_i387.
4599 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4600 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4601 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4602 disable patterns for SSE math.
4603 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4604 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4606 2007-01-18 Dirk Mueller <dmueller@suse.de>
4607 Richard Guenther <rguenther@suse.de>
4610 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4611 * common.opt (Warray-bounds): Add new warning option.
4612 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4614 * Makefile.in: make tree-vrp.o depend on toplev.h
4615 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4617 (check_array_refs, check_array_bounds, check_array_ref): New.
4619 2007-01-18 Jan Hubicka <jh@suse.cz>
4621 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4622 (execute_ssa_ccp): Return flags conditionally.
4623 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4625 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4627 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4629 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4630 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4632 * Makefile.c (GTFILES): Add cfglayout.h.
4633 * gengtype.c (open_base_files): Likewise.
4634 * cfglayout.c (cfg_layout_function_footer,
4635 cfg_layout_function_header) Reindent to make gengtype happy.
4636 * cfglayout.h (cfg_layout_function_footer,
4637 cfg_layout_function_header): Add GTY(()) marker.
4639 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4641 2007-01-18 Ben Elliston <bje@au.ibm.com>
4643 * genautomata.c (write_automata): Include xstrerror output in the
4644 error message if writing the DFA description file fails.
4646 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4648 * config/mips/mips-protos.h (mips_output_external): Make it
4650 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4651 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4652 (extern_list): Likewise.
4653 (extern_head): Likewise.
4654 (TARGET_ASM_FILE_END): Likewise.
4655 (mips_file_end): Likewise.
4656 (mips_output_external): Rewritten.
4658 2007-01-18 Ben Elliston <bje@au.ibm.com>
4660 * genpreds.c (write_insn_preds_c): Only write out the function
4661 body for regclass_for_constraint if we have register constraints.
4663 2007-01-17 Tom Tromey <tromey@redhat.com>
4665 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4666 * doc/install.texi (Testing): Use sourceware.org.
4667 (Binaries): Likewise.
4668 (Specific): Likewise.
4669 * doc/contrib.texi (Contributors): Use sourceware.org.
4671 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4673 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4674 (AVR_ENHANCED): Rename to ...
4675 (AVR_HAVE_MUL): ... new.
4676 (avr_enhanced_p): Rename to ...
4677 (avr_have_mul_p): ... new.
4678 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4679 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4680 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4681 (avr_have_mul_p): ... new.
4682 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4683 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4684 'avr_enhanced_p' and 'enhanced'.
4685 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4686 AVR_HAVE_MUL instead of AVR_ENHANCED.
4687 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4688 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4689 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4690 instead of AVR_ENHANCED.
4691 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4692 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4693 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4695 2007-01-17 Ian Lance Taylor <iant@google.com>
4697 * vec.h (VEC_reserve_exact): Define.
4698 (vec_gc_p_reserve_exact): Declare.
4699 (vec_gc_o_reserve_exact): Declare.
4700 (vec_heap_p_reserve_exact): Declare.
4701 (vec_heap_o_reserve_exact): Declare.
4702 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4704 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4706 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4707 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4708 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4709 * vec.c (calculate_allocation): Add exact parameter. Change all
4711 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4712 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4713 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4714 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4715 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4716 (vec_heap_p_reserve_exact): New function.
4717 (vec_heap_o_reserve_exact): New function.
4719 2007-01-17 Jan Hubicka <jh@suse.cz>
4721 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4723 2007-01-17 Eric Christopher <echristo@apple.com>
4725 * config.gcc: Support core2 processor.
4727 2007-01-16 Jan Hubicka <jh@suse.cz>
4729 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4730 the names, just unlink the chain so we don't crash on dangling pointers
4733 2007-01-16 Jan Hubicka <jh@suse.cz>
4735 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4736 * tree-pass.h: Reorder to make IPA passes appear toegher.
4737 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4738 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4739 parameters, do not call early inliner.
4740 * ipa-inline.c: Update comments. Include tree-flow.h
4741 (cgraph_decide_inlining): Do not compute inlining parameters.
4742 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4743 be called with function context set up.
4744 (pass_ipa_inline): Remove unreachable functions before pass.
4745 (cgraph_early_inlining): Simplify assuming to be called from the
4747 (pass_early_inline): New pass.
4748 (cgraph_gate_ipa_early_inlining): New gate.
4749 (pass_ipa_early_inline): Turn into simple wrapper.
4750 (compute_inline_parameters): New function.
4751 (gate_inline_passes): New gate.
4752 (pass_inline_parameters): New pass.
4753 (apply_inline): Move here from tree-optimize.c
4754 (pass_apply_inline): New pass.
4755 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4757 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4759 (tree_function_versioning): Do not allocate dummy struct function.
4760 * tree-inline.h (optimize_inline_calls): Update prototype.
4761 * tree-optimize.c (execute_fixup_cfg): Export.
4762 (pass_fixup_cfg): Remove
4763 (tree_rest_of_compilation): Do not apply inlines.
4764 * tree-flow.h (execute_fixup_cfg): Declare.
4765 * Makefile.in (gt-passes.c): New.
4766 * passes.c: Include gt-passes.h
4767 (init_optimization_passes): New passes.
4768 (nnodes, order): New static vars.
4769 (do_per_function_toporder): New function.
4770 (execute_one_pass): Dump current pass here.
4771 (execute_ipa_pass_list): Don't dump current pass here.
4773 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4775 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4776 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4778 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4780 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4781 (strong_alias): Define.
4782 (__gcc_qmul): Provide non-FMA for soft-float.
4788 (__gcc_qunord): New.
4798 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4799 soft-float functions.
4800 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4801 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4802 about long double soft float.
4804 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4805 Tehila Meyzels <tehila@il.ibm.com>
4807 * tree-vectorizer.h (is_pattern_stmt_p): New.
4808 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4809 formatting (tabs instead of spaces). Cleanup and clarify setting
4810 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4811 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4812 (vectorizable_type_demotion): Check that types are integral.
4813 (vectorizable_type_promotion): Likewise.
4814 (vectorizable_store): Fix typo. Eliminate new-line at end of
4817 2007-01-16 Jan Hubicka <jh@suse.cz>
4819 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4822 2007-01-15 Eric Christopher <echristo@apple.com>
4824 * ifcvt.c: Include vec.h, vecprim.h.
4825 (check_cond_move_block): New argument regs.
4826 Reorganize. Add registers used to regs.
4827 (cond_move_process_if_block): Use regs set above as
4830 2007-01-15 Eric Christopher <echristo@apple.com>
4832 * config/darwin.h: Update copyright.
4833 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4834 (LINK_COMMAND_SPEC): Add -u.
4835 (LINK_SPEC): Fix umbrella for above.
4837 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4839 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4842 2007-01-15 Tom Tromey <tromey@redhat.com>
4844 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4845 * doc/install.texi (Testing): Don't mention jacks.
4846 (Configuration): Document --enable-java-maintainer-mode. Move
4847 --with-java-home to libgcj-specific section. Document
4849 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4851 2007-01-15 Jan Hubicka <jh@suse.cz>
4853 * tree-ssa-dce.c (DCE_TODOs): New.
4854 (propagate_necessity): Return if something changed.
4855 (eliminate_unnecessary_stmts): Likewise.
4856 (perform_tree_ssa_dce): Return TODO flags when needed.
4857 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4859 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4862 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4863 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4864 patterns using X87MODEF12 mode macro. Extend operand 1
4865 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4866 (log10<mode>2): Ditto.
4867 (log2<mode>2): Ditto.
4868 (log1p<mode>2): Ditto.
4869 (logb<mode>2): Ditto.
4870 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4871 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4872 (*fxtractxf3_i387): Rename from *fxtractxf3.
4873 (fxtract_extend<mode>xf3_i387): New insn pattern.
4874 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4875 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4876 and gen_fyl2xxf3_i387().
4878 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4880 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4881 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4882 get_loop_exit_edges. Changed return type to bool.
4883 * cfgloop.h (fix_loop_placement): Declaration removed.
4885 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4887 * param.h (MIN_VECT_LOOP_BOUND): New.
4888 * params.def (MIN_VECT_LOOP_BOUND): New.
4889 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4890 argument - minimum threshold for number of iterations.
4891 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4892 argument to declaration.
4893 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4894 MIN_VECT_LOOP_BOUND.
4895 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4896 slpeel_tree_peel_loop_to_edge with additional argument.
4897 (vect_do_peeling_for_alignment): Likewise.
4898 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4900 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4903 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4906 2007-01-14 Jan Hubicka <jh@suse.cz>
4908 * tree-dfa.c (remove_referenced_var): New function.
4909 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4910 prune referenced vars list too.
4911 * tree-flow.h (remove_referenced_var): Declare.
4913 2007-01-14 Jan Hubicka <jh@suse.cz>
4915 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4917 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4918 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4919 * except.h (verify_eh_throw_table_statements): Kill prototype.
4920 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4921 into call exrepssions.
4922 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4924 * tree-cfg.c: Include pointer-set.h.
4925 (verify_node_sharing): Work on pointer set.
4926 (verify_eh_throw_stmt_node): New.
4927 (verify_stmts): Use pointers sets, verify throw_stmt.
4929 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4931 * ipa-reference.c (analyze_function): Consider also addresses taken
4934 2007-01-12 Roger Sayle <roger@eyesopen.com>
4936 * c-typeck.c (null_pointer_constant_p): Replace use of
4937 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4938 (build_c_cast): Likewise.
4940 2007-01-12 Roger Sayle <roger@eyesopen.com>
4942 * tree.h (force_fit_type_double): Remove unused final argument.
4943 * c-common.c (constant_expression_warning): Replace use of
4944 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4945 (convert_and_check): Likewise.
4946 (shorten_compare): Update call to force_fit_type_double.
4947 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4948 * convert.c (convert_to_pointer): Update call to
4949 force_fit_type_double.
4950 * fold-const.c (force_fit_type_double): Remove overflowed_const
4952 (int_const_binop, fold_convert_const_int_from_int,
4953 fold_convert_const_int_from_real, fold_div_compare,
4954 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4955 fold_abs_const, fold_not_const): Remove the final argument from
4956 calls to force_fit_type_double.
4958 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4960 * configure.ac: Set insn to "nop" for spu-*-* also.
4961 * configure: Regenerate.
4963 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4965 * builtins.def : Add BUILT_IN_FREE.
4967 2007-01-12 Jan Hubicka <jh@suse.cz>
4969 PR tree-optimization/30443
4970 * tree-inline.c (tree_function_versioning): Do not optimize when
4971 cloning for inlining.
4973 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4975 * doc/loop.texi: Document recording of loop exits.
4976 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4977 (update_single_exits_after_duplication,
4978 update_single_exit_for_duplicated_loop,
4979 update_single_exit_for_duplicated_loops): Removed.
4980 (duplicate_loop_to_header_edge): Do not call
4981 update_single_exits_after_duplication and
4982 update_single_exit_for_duplicated_loops.
4983 (loop_version): Do not update single_exit information.
4984 (fix_loop_structure): Use record_loop_exits instead of
4985 mark_single_exit_loops.
4986 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4987 the lists of loop exits.
4988 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4989 split_edge, merge_blocks): Update the lists of loop exits.
4990 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4991 loop_optimizer_init.
4992 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4993 of mark_single_exit_loops.
4994 (loop_optimizer_finalize): Call release_recorded_exits.
4995 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4996 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4997 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4998 update single exit information.
4999 * lambda-code.c (perfect_nestify): Ditto.
5000 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5001 (mark_single_exit_loops): Removed.
5002 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5003 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5004 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5006 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5007 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5008 (verify_loop_structure): Verify consistency of the exit lists.
5009 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5010 (set_single_exit): Removed.
5011 * cfgloop.h (struct loop_exit): New function.
5012 (struct loop): single_exit_ field replaced by exits field.
5013 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5014 (struct loops): Added exits hash.
5015 (mark_single_exit_loops, set_single_exit): Declaration removed.
5016 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5020 * doc/invoke.texi: Avoid use of @headitem.
5022 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5024 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5026 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5028 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5031 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5032 Richard Sandiford <richard@codesourcery.com>
5034 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5035 * config/m68k/m68k.opt: Resort options.
5036 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5038 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5039 Richard Sandiford <richard@codesourcery.com>
5041 * doc/invoke.texi: Document the macros that are defined by
5042 m68k's -mtune and -mhard-float options.
5043 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5044 (m68k_cpp_cpu_family): Likewise.
5045 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5046 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5047 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5048 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5049 (m68k_cpp_cpu_family): Likewise.
5051 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5053 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5054 macros besides mc68000 as tuning macros. Use a switch statement
5055 to set them and mcpu32.
5057 2007-01-12 Julian Brown <julian@codesourcery.com>
5059 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5060 (TARGET_68040_ONLY): Rename to...
5061 (TARGET_68040): ...this.
5062 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5063 * config/m68k/m68k.md: Likewise.
5065 2007-01-12 Julian Brown <julian@codesourcery.com>
5066 Nathan Sidwell <nathan@codesourcery.com>
5067 Richard Sandiford <richard@codesourcery.com>
5069 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5070 the -mcpu= argument associated with the --with-cpu setting.
5071 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5072 if different from the one implied by the -mcpu setting.
5073 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5074 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5075 * doc/invoke.texi: Mention ColdFire in the introduction to the
5076 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5077 -mno-div and -mhard-float options. Make -m68881 a synonym for
5078 -mhard-float. Document the previously-undocumented -m5206e,
5079 -m528x, -m5307 and -m5407 options. Tweak the existing option
5080 documentation for consistency.
5081 * doc/install.texi: Mention new --with-cpu arguments.
5082 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5083 default CPU if neither -mcpu nor -march are specified.
5084 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5085 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5086 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5087 using m68k_tune to decide between families that implement the
5088 same ISA. Use m68k_tune to set __mcfv4e__.
5089 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5090 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5091 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5092 (FL_ISA_C, FL_ISA_MMU): New macros.
5093 (MASK_COLDFIRE): Delete.
5094 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5095 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5096 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5097 (TARGET_HARD_FLOAT): Do not define here.
5098 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5099 (TUNE_68000): New macro.
5100 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5101 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5102 (TUNE_CFV2): Redefine in terms of m68k_tune.
5103 (uarch_type, target_device, fpu_type): New enums.
5104 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5105 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5106 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5107 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5108 (FL_FOR_isa_c): New macros.
5109 (m68k_isa): New enum.
5110 (m68k_target_selection): New structure.
5111 (all_devices, all_isas, all_microarchs): New tables.
5112 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5113 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5114 (MASK_ALL_CPU_BITS): Delete.
5115 (m68k_find_selection): New function.
5116 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5117 Map the legacy target options to a combination of the new ones.
5118 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5119 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5120 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5122 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5123 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5125 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5126 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5127 * config/m68k/m68k-devices.def: New file.
5129 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5130 Nathan Sidwell <nathan@codesourcery.com>
5132 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5133 (SUBTARGET_EXTRA_SPECS): New macros.
5134 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5135 use %(asm_cpu_spec) instead.
5136 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5137 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5138 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5139 (EXTRA_SPECS): Rename to...
5140 (SUBTARGET_EXTRA_SPECS): ...this.
5142 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5143 Richard Sandiford <richard@codesourcery.com>
5144 Julian Brown <julian@codesourcery.com>
5146 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5147 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5148 to the configuration's default CPU.
5149 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5150 Remove default masks.
5151 (m680[012]0-*-*): Set the default with_cpu to the first part of
5153 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5154 (m68k*-*-linux): Extend the --with-cpu handling to...
5155 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5156 and m68010. Don't set target_cpu_default2.
5157 * doc/install.texi: Document --with-cpu for m68k.
5158 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5159 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5160 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5161 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5162 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5163 (ASM_SPEC): Remove use of %(asm_cpu_default).
5164 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5165 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5166 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5167 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5168 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5169 (TARGET_DEFAULT): Delete.
5170 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5171 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5172 (CPP_CPU_SPEC): Delete.
5173 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5174 the appropriate string.
5175 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5176 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5177 (ASM_SPEC): Don't use %(asm_default_spec).
5178 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5179 TARGET_DEFAULT and add MASK_68881.
5180 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5182 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5184 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5185 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5186 MASK_68010 alongside MASK_68020.
5187 * doc/invoke.texi: Document -m68010.
5188 * config/m68k/m68k.opt (m68010): New.
5189 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5191 (TUNE_68010): New macro.
5192 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5193 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5194 (M68K_CPU_m68332): Add MASK_68010.
5195 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5196 fallback definition.
5197 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5199 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5200 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5201 to all entries that use MASK_68020.
5202 (output_move_simode_const, output_move_himode, output_move_qimode)
5203 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5204 instead of TARGET_68020 to select clr behavior. Remove comment
5205 about there being no TARGET_68010.
5206 * config/m68k/m68k.md: Likewise throughout.
5208 2007-01-12 Julian Brown <julian@codesourcery.com>
5210 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5211 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5212 * config/m68k/m68k.md: Likewise.
5214 2007-01-12 Julian Brown <julian@codesourcery.com>
5216 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5217 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5219 2007-01-12 Julian Brown <julian@codesourcery.com>
5221 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5222 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5223 * config/m68k/m68k.md: Likewise.
5225 2007-01-12 Julian Brown <julian@codesourcery.com>
5226 Richard Sandiford <richard@codesourcery.com>
5228 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5229 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5230 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5232 (TARGET_CPU32): Rename to...
5233 (TUNE_CPU32): ...this.
5234 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5235 (TUNE_CFV2): New macros.
5236 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5237 remove conditions that are implied by TARGET_68020.
5238 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5239 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5240 (m68k_output_function_epilogue): Likewise.
5241 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5242 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5243 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5244 non-68000 timings. Refactor multiplication and division costs.
5245 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5246 TUNE_CPU32 instead of TARGET_CPU32.
5247 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5248 and TUNE_68060 instead of TARGET_68060.
5249 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5250 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5252 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5253 && !TARGET_COLDFIRE" to choose between moveq and clr.
5254 Likewise in the unnamed movsf pattern.
5255 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5256 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5259 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5261 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5262 of tabbing before backslashes.
5264 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5266 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5267 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5268 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5270 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5272 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5273 find_interesting_uses_cond.
5274 (find_interesting_uses_cond): Use extract_cond_operands.
5275 (rewrite_use_compare): Use extract_cond_operands and
5276 force_gimple_operand_bsi. Do not call update_stmt.
5277 (determine_use_iv_cost_condition): Use extract_cond_operands.
5278 Return cheaper of using original bound and changing the exit bound.
5280 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5282 PR tree-optimization/29516
5283 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5284 most_expensive_mult_to_index, addr_to_parts,
5285 create_mem_ref, maybe_fold_tmr): Make the type of
5286 fields of TARGET_MEM_REF sizetype.
5287 (move_fixed_address_to_symbol, move_pointer_to_base):
5289 * tree.def (TARGET_MEM_REF): Add comment on types of
5292 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5294 * c-common.c (vector_types_convertible_p): Treat opaque types as
5295 always convertible if they have the same size, but not otherwise.
5297 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5299 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5300 Remove the b_unconditional field.
5301 (noce_try_sign_mask): Do not look at b_unconditional.
5302 (noce_process_if_block): Do not use merge_if_blocks. Update
5303 the CFG here. Do not set b_unconditional.
5304 (cond_move_process_if_block): Likewise.
5305 (find_cond_trap): Likewise.
5306 (check_cond_move_block): Require simple jump insns at the end
5309 2007-01-11 Jan Hubicka <jh@suse.cz>
5311 PR tree-optimization/1046
5312 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5313 when alias info is not ready.
5314 (pass_tail_recursion): Do not require aliasing.
5315 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5316 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5317 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5318 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5319 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5320 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5321 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5323 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5324 When aliasing is not build, mark statement as volatile.
5326 2007-01-11 Tom Tromey <tromey@redhat.com>
5328 PR preprocessor/15185, PR preprocessor/20989:
5329 * doc/cppopts.texi <-MT>: Update description of algorithm for
5330 computing default target.
5331 <-M, -MD>: Reword "basename" text.
5333 2007-01-11 Roger Sayle <roger@eyesopen.com>
5335 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5336 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5337 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5338 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5339 fold_builtin_bswap, real_constp, fold_builtin_pow,
5340 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5341 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5342 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5343 * convert.c (convert_to_pointer): Likewise.
5344 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5345 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5346 const_binop, fold_convert_const_int_from_int,
5347 fold_convert_const_int_from_real,
5348 fold_convert_const_real_from_real, sign_bit_p,
5349 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5350 fold_sign_changed_comparison, fold_unary, fold_comparison,
5351 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5352 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5353 * print-tree.c (print_node_brief, print_node): Likewise.
5354 * stor-layout.c (place_field, layout_type): Likewise.
5355 * tree-chrec.c (keep_cast): Likewise.
5356 * tree.c (build_vector, build_real, build_real_from_int_cst,
5357 build_complex): Likewise.
5359 2007-01-11 Roger Sayle <roger@eyesopen.com>
5361 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5362 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5364 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5366 * configure.ac (strict1_warn): Rename to strict_warn.
5367 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5368 cc_set_by_configure, quoted_cc_set_by_configure,
5369 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5370 all_boot_languages, all_stagestuff): Remove.
5371 (target_list): Remove bootstrap targets.
5372 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5373 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5374 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5375 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5376 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5377 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5378 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5379 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5380 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5381 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5382 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5383 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5384 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5385 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5386 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5387 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5388 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5389 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5390 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5391 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5392 (mostlyclean): Adjust.
5393 (clean, distclean): Don't mention bootstrap stuff.
5394 * configure: Regenerate.
5395 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5396 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5397 treelang/config-lang.in (stagestuff): Remove.
5398 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5399 stageprofile, stagefeedback, stagestuff): Remove mention.
5401 2007-01-11 Nick Clifton <nickc@redhat.com>
5403 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5405 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5406 (mcore_arith_K_S_operand): Run the test for the S constraint not
5407 the test for the M constraint.
5408 (mcore_addsub_operand): Do not accept integer values that are
5409 larger than 32 bits.
5410 * config/mcore/mcore.md: Remove unused constraints from split.
5411 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5413 (allocate_stack): Likewise.
5414 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5415 operands to 32 bits.
5416 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5418 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5419 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5420 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5421 mcore_output_bclri, mcore_output_andn, output_inline_const,
5422 mcore_output_move, mcore_output_movedouble): Likewise.
5423 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5424 (output_inline_const): Likewise.
5425 (output_inline_const): Fix format strings used in sprintf
5427 * config/mcore/mcore-protos.h: Update prototypes for changed
5428 functions in mcore.c.
5429 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5430 HOST_WIDE_INT and not int.
5431 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5432 CONST_OK_FOR_N): Likewise.
5433 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5434 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5437 2007-01-10 Jan Hubicka <jh@suse.cz>
5439 * tree-vrp.c (remove_range_assertions): Release defs.
5440 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5441 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5443 2007-01-10 Paul Brook <paul@codesourcery.com>
5445 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5446 * config/arm/arm.md (mulsi3subsi): New insn.
5448 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5450 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5451 (tree_transform_and_unroll_loop): New.
5452 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5455 2007-01-10 Robert Kennedy <jimbob@google.com>
5457 * fold-const.c (fold_comparison): Fold comparisons like (x *
5458 1000 < 0) to (x < 0).
5460 2007-01-10 Ian Lance Taylor <iant@google.com>
5462 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5463 operands have the same priority.
5465 2007-01-10 Tom Tromey <tromey@redhat.com>
5467 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5468 (fold_binary): Likewise.
5469 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5470 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5471 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5472 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5473 * langhooks.h (struct lang_hooks): Removed field
5474 'can_use_bit_fields_p'.
5476 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5478 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5480 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5482 * function.c (get_last_funcdef_no): New function.
5483 * function.h (get_last_funcdef_no): Declare.
5484 * tree-inline.c (initialize_cfun): Add initialization.
5485 (tree_function_versioning): Cleanup.
5487 2007-01-10 Jan Hubicka <jh@suse.cz>
5489 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5492 2007-01-10 Sa Liu <saliu@de.ibm.com>
5493 Ben Elliston <bje@au.ibm.com>
5495 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5496 for SAVE_NONLOCAL and Pmode for any other save level.
5497 * spu-protos.h (spu_restore_stack_block): Declare.
5498 * spu.md (save_stack_block): Remove.
5499 (restore_stack_block): Call spu_restore_stack_block.
5500 * spu.c (spu_restore_stack_block): New function.
5501 (spu_expand_epilogue): Remove old comment.
5503 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5505 PR tree-optimization/30322
5506 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5507 (cand_value_at): Return the value as aff_tree.
5508 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5509 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5510 aff_combination_mult): New functions.
5511 (aff_combination_add): Use aff_combination_add_cst.
5512 (aff_combination_convert): Allow conversions to a wider type.
5513 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5514 * tree-affine.h (aff_combination_mult): Declare.
5516 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5518 * doc/tm.texi: Update documentation to reflect reality of exec
5519 and start file search behaviours. Update copyright year.
5520 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5521 header file directories.
5523 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5525 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5526 (*cosxf2): Rename to cosxf2_i387.
5527 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5528 using X87MODEF12 mode macro. Rename patterns to
5529 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5531 (*cosdf2, *cossf2): Ditto.
5532 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5533 to match extended input operands.
5534 (sincos<mode>3): New expander.
5535 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5536 insn patterns and corresponding splitters.
5538 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5540 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5541 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5543 2007-01-09 Nicolas Pitre <nico@cam.org>
5546 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5548 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5550 * target.h (struct gcc_target): New field library_rtti_comdat.
5551 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5552 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5553 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5554 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5556 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5558 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5560 2007-01-08 Richard Guenther <rguenther@suse.de>
5562 * tree.h (force_fit_type_double): Export.
5563 (force_fit_type): Remove.
5564 * fold-const.c (force_fit_type_double): New function.
5565 (force_fit_type): Remove.
5566 (int_const_binop): Use it.
5567 (fold_convert_const_int_from_int): Likewise.
5568 (fold_convert_const_int_from_real): Likewise.
5569 (fold_div_compare): Likewise.
5570 (fold_sign_changed_comparison): Likewise.
5571 (fold_unary): Likewise.
5572 (fold_negate_const): Likewise.
5573 (fold_abs_const): Likewise.
5574 (fold_not_const): Likewise.
5575 * c-common.c (shorten_compare): Use force_fit_type_double.
5576 * convert.c (convert_to_pointer): Likewise.
5578 2007-01-08 Richard Guenther <rguenther@suse.de>
5580 * tree.h (build_int_cst_wide_type): Export.
5581 * tree.c (build_int_cst_wide_type): New function.
5582 (build_int_cst_wide): Fix comment.
5583 * builtins.c (fold_builtin_object_size): Use build_int_cst
5584 to build -1 or 0 of the correct type. Use fit_double_type
5585 to check for overflow.
5586 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5588 (decode_field_reference): Likewise.
5589 (all_ones_mask_p): Likewise.
5590 (native_interpret_int): Use build_int_cst_wide_type.
5591 (fold_binary): Use build_int_cst_type to build an all-ones
5593 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5595 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5597 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5599 2007-01-09 Ben Elliston <bje@au.ibm.com>
5601 * genautomata.c (STATS_OPTION): New option.
5602 (stats_flag): New flag.
5603 (gen_automata_option): Handle it.
5604 (initiate_automaton_gen): Ditto.
5605 (write_automata): Output statistics only if stats_flag is
5606 set. Likewise, output time statistics only if time_flag is set.
5607 * doc/md.texi (Processor pipeline description): Document new flag.
5609 2007-01-08 Richard Guenther <rguenther@suse.de>
5611 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5612 * tree.c (build_int_cst_type): Likewise.
5613 (size_in_bytes): Don't call force_fit_type on the result.
5614 (int_fits_type_p): Use fit_double_type.
5615 * fold-const.c (fit_double_type): New function.
5616 (force_fit_type): Use it.
5617 * tree.h (fit_double_type): Export.
5619 2007-01-08 Jan Hubicka <jh@suse.cz>
5621 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5622 * ipa.c (function_and_variable_visibility): Fix return type.
5624 2007-01-08 Richard Guenther <rguenther@suse.de>
5626 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5627 of offset to build the index.
5628 * tree-pretty-print.c (dump_generic_node): Don't build negated
5629 const just for printing.
5630 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5631 * builtins.c (fold_builtin_int_roundingfn): Check if result
5632 fits the type by using force_fit_type and comparing the result.
5633 * predict.c (predict_loops): Use compare_tree_int for comparison.
5634 * tree.c (build_int_cst): Fall back to integer_type_node for
5636 (build_int_cst_wide): Assert type is non-null.
5638 2007-01-08 Roberto Costa <roberto.costa@st.com>
5640 * tree-vrp.c (extract_range_from_cond_expr): New.
5641 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5642 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5644 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5645 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5646 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5647 used as expressions.
5648 * tree-object-size.c (cond_expr_object_size): New.
5649 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5651 2007-01-08 Jan Hubicka <jh@suse.cz>
5653 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5654 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5657 2007-01-08 Richard Guenther <rguenther@suse.de>
5659 PR tree-optimization/23603
5660 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5661 (extract_range_from_binary): Fall back to truthvalue instead of
5662 varying for TRUTH_*_EXPR.
5663 (extract_range_from_comparison): Fall back to truthvalue instead of
5665 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5666 if all visited PHI values were constant.
5668 2007-01-08 Jan Hubicka <jh@suse.cz>
5670 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5671 (cgraph_analyze_function): break out from ...
5672 (cgraph_finalize_compilation_unit): ... here.
5673 (cgraph_expand_function): Remove forgoten commented out line.
5674 (cgraph_optimize): Analyze functions.
5676 2007-01-08 Jan Hubicka <jh@suse.cz>
5678 * tree-pas.h (TODO_remove_function): New flag.
5679 (TODO_update*): Renumber.
5680 (pass_ipa_increase_alignment,
5681 pass_ipa_function_and_variable_visibility): New passes.
5682 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5683 (cgraph_function_and_variable_visibility): Move to ipa.c
5684 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5685 cgraph_increase_alignment.
5686 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5687 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5688 calling tree-inline.
5689 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5690 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5691 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5692 (gate_increase_alignment): New function.
5693 (pass_ipa_increase_alignment): New pass.
5694 * ipa.c: Inline tree-pass.h and timevar.h
5695 (function_and_variable_visibility): Move here from cgraphunit.c
5696 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5697 * passes.c (init_optimization_passes): Add the two new passes.
5698 (execute_todo): Handle cgraph_remove_functions.
5700 2007-01-08 Nick Clifton <nickc@redhat.com>
5702 * config/frv/predicates.md (reg_or_0_operand): Accept
5705 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5707 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5708 * config.gcc: Add bfin*-rtems*.
5710 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5712 * c.opt: Add -flax-vector-conversions.
5713 * c-typeck.c (convert_for_assignment): Pass flag to
5714 vector_types_convertible_p to allow emission of note.
5715 (digest_init): Likewise.
5716 * c-opts.c: Handle -flax-vector-conversions.
5717 * c-common.c (flag_lax_vector_conversions): New.
5718 (vector_types_convertible_p): Unless -flax-vector conversions
5719 has been passed, disallow conversions between vectors with
5720 differing numbers of subparts and/or element types. If such
5721 a conversion is disallowed, possibly emit a note on the first
5722 occasion only to inform the user of -flax-vector-conversions.
5723 The new last argument specifies this.
5724 * c-common.h (flag_lax_vector_conversions): New.
5725 (vector_types_convertible_p): Add extra argument.
5726 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5727 char_type_node for V*QI type vectors.
5728 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5729 Update to satisfy new typechecking rules.
5730 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5732 * doc/invoke.texi (C Dialect Options): Document
5733 -flax-vector-conversions.
5735 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5737 PR tree-optimization/29877
5738 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5739 a register variable on the RHS to not be replaceable.
5741 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5742 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5743 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5744 const_simm15, const_pow2, const_npow2): Added.
5745 * config/score/misc.md (insv, extv, extzv, movmemsi,
5746 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5747 * config/score/score.c (score_address_cost, score_select_cc_mode):
5749 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5750 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5751 Update score_print_operand.
5752 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5753 Adjust register allocate order and update some macro define.
5754 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5755 mdx_block_move_straight, mdx_block_move_loop_head,
5756 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5757 mdx_block_move): Added.
5758 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5759 mdp_limm): Updated and fix some bug and typo.
5760 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5761 (movsf, movdf, doloop_end): Added.
5763 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5765 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5766 config/arm/thumb2.md: Fix comment typos.
5767 * doc/extend.texi: Fix a typo.
5769 2007-01-07 Eric Christopher <echristo@apple.com>
5771 * configure.ac: Check for __stack_chk_fail for darwin.
5772 * configure: Regenerate.
5774 2007-01-07 Richard Guenther <rguenther@suse.de>
5776 * tree-vrp.c (extract_range_from_assert): CSE calls to
5777 compare_values where possible.
5778 (extract_range_from_unary_expr): Likewise.
5780 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5782 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5783 * config/avr/avr.c (call_insn_operand): Delete function.
5784 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5785 instead of register number. Use predicates.
5786 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5787 call_insn_operand): Add.
5789 2007-01-06 Jan Hubicka <jh@suse.cz>
5791 * tree-pass.h (pass_build_cgraph_edges): Declare.
5792 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5793 (visited_nodes): Remove.
5794 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5795 build_cgrpah_edges; make visited_nodes local.
5796 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5797 (record_references_in_initializer): Move to cgraphbuild.c
5798 (initialize_inline_failed, rebuild_cgraph_edges,
5799 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5800 (verify_cgraph_node): Make visited_nodes local.
5801 (cgraph_analyze_function): Do not call cgraph_create_edges and
5802 initialize_inline_failed.
5803 (cgraph_expand_function): Do not call cgraph_lower_function;
5804 assert that function is already lowered.
5805 * Makefile.in (cgraphbuild.o): New.
5806 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5807 at the end of lowering passes.
5809 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5811 * ifcvt.c (cond_move_convert_if_block): New function, code
5812 factored out from...
5813 (cond_move_process_if_block): ...here. Call the new function
5814 on the THEN and ELSE blocks.
5815 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5816 already takes care of this.
5818 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5821 * tree.h (TREE_OVERFLOW_P): New.
5822 * c-typeck.c (parser_build_unary_op): Warn only if result
5823 overflowed and operands did not.
5824 (parser_build_binary_op): Likewise.
5825 (convert_for_assignment): Remove redundant overflow_warning.
5826 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5828 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5830 * c-typeck.c (store_init_value): Split over two lines to follow
5831 the GNU coding style.
5833 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5835 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5836 __GXX_EXPERIMENTAL_CXX0X__.
5837 * doc/cpp.texi: Same.
5839 2007-01-05 Richard Guenther <rguenther@suse.de>
5842 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5843 with mismatched types. Instead explicitly build a
5844 conversion NOP_EXPR.
5846 2007-01-05 Ian Lance Taylor <iant@google.com>
5848 * c-common.c (decl_with_nonnull_addr_p): New function.
5849 (c_common_truthvalue_conversion): Call it.
5850 * c-typeck.c (build_binary_op): Likewise.
5851 * c-common.h (decl_with_nonnull_addr_p): Declare.
5853 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5856 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5859 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5861 * doc/install.texi (Final install): Document the fact that
5862 the GNAT runtime should not be stripped.
5864 2007-01-04 Jan Hubicka <jh@suse.cz>
5866 * tree-inline.c (fold_marked_statements): Update operand caches
5867 and EH after folding
5869 2007-01-04 Ian Lance Taylor <iant@google.com>
5871 * c-common.c (check_function_nonnull): Whitespace fix.
5873 2007-01-04 Jan Hubicka <jh@suse.cz>
5875 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5876 comitted older version of patch.
5877 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5878 function, celanup cfg and collect garbage.
5880 2007-01-04 Mike Stump <mrs@apple.com>
5882 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5885 2007-01-04 Eric Christopher <echristo@apple.com>
5887 * libgcc2.c (__bswapsi2): Use SItype.
5888 (__bswapdi2): Use DItype.
5889 * libgcc2.h: Update for above.
5891 2007-01-04 Paul Brook <paul@codesourcery.com>
5893 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5894 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5895 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5896 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5897 umulsi3_highpart): Make conditional on !arm_arch6.
5898 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5899 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5900 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5901 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5902 umulsi3_highpart_v6): New insns.
5904 2007-01-04 Roger Sayle <roger@eyesopen.com>
5906 * fold-const.c (fold_convert): When casting an expression to void,
5907 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5908 have a type. Instead of attempting to build a NOP_EXPR, return
5909 these "special" trees directly.
5911 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5913 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5914 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5915 rs6000_cost->fp not 0 as adjustment for outer NEG.
5917 2007-01-04 Jan Hubicka <jh@suse.cz>
5919 * cgraph.c (cgraph_release_function_body): New function.
5920 (cgraph_remove_node): Use it.
5921 * cgraph.h (cgraph_release_function_body): Declare.
5922 * cgraphunit.c (cgraph_expand_function): Use it.
5923 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5924 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5925 is initialized and while compilation of other function is running.
5926 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5927 statement CFG annotations from here to ...
5928 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5930 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5932 * cfgloop.h (enum li_flags): Make the constants powers of two.
5934 2007-01-04 Jan Hubicka <jh@suse.cz>
5936 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5938 (fold_marked_statements): New function.
5939 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5940 * tree-inline.h (copy_body_data): Add statements_to_fold.
5942 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5944 * config.gcc: Mention libgcc/config.host.
5945 * Makefile.in: Update comments mentioning libgcc.
5946 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5947 (all.cross, start.encap, rest.encap, rest.cross): Update
5948 dependencies for libgcc move.
5949 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5950 (clean-target, clean-target-libgcc): Delete.
5951 (srcdirify, GCC_EXTRA_PARTS): New macros.
5952 (libgcc-support, libgcc.mvars): New rules.
5953 (distclean): Remove mention of mklibgcc.
5954 (install): Don't reference INSTALL_LIBGCC.
5955 (install-common): Don't reference EXTRA_PARTS.
5956 (install-libgcc, install-multilib): Delete rules.
5957 * mklibgcc.in: Delete file.
5958 * doc/configfiles.texi: Don't mention mklibgcc.
5960 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5961 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5962 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5963 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5964 (mklibgcc, ldblspecs): Likewise.
5966 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5967 (posixpre.def): Use $(T).
5968 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5969 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5970 (SHLIB_LINK): Make dummy.
5971 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5973 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5975 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5976 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5977 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5978 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5980 * configure.ac (all_outputs): Remove mklibgcc.
5981 * configure: Regenerated.
5983 2007-01-03 Josh Conner <jconner@apple.com>
5986 * calls.c (compute_argument_addresses): Set stack and stack_slot
5987 for partial args, too.
5988 (store_one_arg): Use locate.size.constant for the size when
5989 generating a save_area.
5991 2007-01-03 Robert Kennedy <jimbob@google.com>
5993 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5994 whose definitions are deleted due to basic block merging.
5996 2007-01-03 Paul Brook <paul@codesourcery.com>
5999 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6001 (use_return_insn): Return 0 for Thumb interrupt functions.
6002 (print_multi_reg): Add rfe argument for IRQ returns.
6003 (arm_output_epilogue): Pop interrupt return address directly into PC.
6004 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6006 2007-01-03 Paul Brook <paul@codesourcery.com>
6008 Merge from sourcerygxx-4_1.
6009 * config/arm/thumb2.md: New file.
6010 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6012 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6013 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6014 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6015 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6017 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6018 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6020 * config/arm/ieee754-sf.S: Ditto.
6021 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6022 (thumb1_base_register_rtx_p): ... to this.
6023 (thumb_index_register_rtx_p): Rename...
6024 (thumb1_index_register_rtx_p): ... to this.
6025 (thumb_output_function_prologue): Rename...
6026 (thumb1_output_function_prologue): ... to this.
6027 (thumb_legitimate_address_p): Rename...
6028 (thumb1_legitimate_address_p): ... to this.
6029 (thumb_rtx_costs): Rename...
6030 (thumb1_rtx_costs): ... to this.
6031 (thumb_compute_save_reg_mask): Rename...
6032 (thumb1_compute_save_reg_mask): ... to this.
6033 (thumb_final_prescan_insn): Rename...
6034 (thumb1_final_prescan_insn): ... to this.
6035 (thumb_expand_epilogue): Rename...
6036 (thumb1_expand_epilogue): ... to this.
6037 (arm_unwind_emit_stm): Rename...
6038 (arm_unwind_emit_sequence): ... to this.
6039 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6040 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6041 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6042 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6043 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6044 thumb2_output_casesi): New functions.
6045 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6046 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6047 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6048 THUMB2_WORK_REGS): Define.
6049 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6050 arm_condexec_mask, arm_condexec_masklen)): New variables.
6051 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6052 (arm_override_options): Check new CPU capabilities.
6053 Set new architecture flag variables.
6054 (arm_isr_value): Handle v7m interrupt functions.
6055 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6057 (const_ok_for_arm): Handle Thumb-2 constants.
6058 (arm_gen_constant): Ditto. Use movw when available.
6059 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6061 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6062 (thumb_find_work_register, arm_load_pic_register,
6063 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6064 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6065 print_multi_reg, output_mov_long_double_fpa_from_arm,
6066 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6067 output_mov_double_fpa_from_arm, output_move_double,
6068 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6069 output_return_instruction, arm_output_function_prologue,
6070 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6071 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6072 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6073 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6074 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6075 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6077 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6078 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6079 (arm_file_start): Output directive for unified syntax.
6080 (arm_unwind_emit_set): Handle stack alignment instruction.
6081 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6082 Add v6t2, v7, v7a, v7r and v7m.
6083 (RETLDM): Add Thumb-2 code.
6084 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6085 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6086 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6087 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6088 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6089 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6090 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6091 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6092 ADJUST_INSN_LENGTH): Define.
6093 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6094 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6095 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6096 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6097 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6098 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6099 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6100 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6101 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6102 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6103 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6104 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6105 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6106 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6107 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6108 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6109 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6111 * config/arm/arm-tune.md: Regenerate.
6112 * config/arm/arm-protos.h: Update prototypes.
6113 * config/arm/vfp.md: Enable patterns for Thumb-2.
6114 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6115 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6116 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6117 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6118 * config/arm/libunwind.S: Add Thumb-2 code.
6119 * config/arm/constraints.md: Update include Thumb-2.
6120 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6121 * config/arm/ieee754-df.S: Ditto.
6122 * config/arm/bpabi.S: Ditto.
6123 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6124 * config/arm/predicates.md (low_register_operand,
6125 low_reg_or_int_operand, thumb_16bit_operator): New.
6126 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6127 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6128 * config/arm/t-arm-elf: Add armv7 multilib.
6129 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6131 (UNSPEC_STACK_ALIGN, ce_count): New.
6132 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6133 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6135 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6136 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6137 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6138 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6139 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6140 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6142 * doc/extend.texi: Document ARMv7-M interrupt functions.
6143 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6145 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6147 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6148 (struct _Unwind_Context): Rename args_size to flags, remove
6149 signal_frame field, add a new args_size field and version field.
6150 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6151 _Unwind_IsExtendedContext): New inline functions.
6152 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6153 Assume by_value array is only present if _Unwind_IsExtendedContext.
6154 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6155 _Unwind_IsSignalFrame.
6156 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6157 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6158 (uw_init_context_1): Initialize context->flags to
6159 EXTENDED_CONTEXT_BIT.
6160 * config/rs6000/linux-unwind.h (frob_update_context): Use
6161 _Unwind_SetSignalFrame.
6163 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6166 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6167 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6170 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6172 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6173 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6174 RET, AT_SP): Remove.
6175 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6178 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6179 * cfgbuild.c (find_basic_blocks): Likewise.
6180 * cfgrtl.c (rtl_create_basic_block): Likewise.
6181 * function.c (temp_slots_at_level): Likewise.
6182 * reg-stack.c (stack_regs_mentioned): Likewise.
6183 * regclass.c (allocate_reg_info): Likewise.
6184 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6185 set_bb_for_stmt, move_block_to_fn): Likewise.
6186 * tree-complex.c (tree_lower_complex): Likewise.
6187 * vec.h (VEC_safe_grow_cleared): New.
6189 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6191 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6193 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6194 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6196 * cfgloopmanip.c (scale_loop_frequencies): Export.
6197 (loopify): Scale the frequencies by prescribed coefficients.
6198 (set_zero_probability): New function.
6199 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6200 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6201 and frequencies according to arguments.
6202 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6204 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6205 * modulo-sched.c (sms_schedule): Set probabilities for entering
6206 versioned loop correctly.
6207 * tree-vect-transform.c (vect_transform_loop): Ditto.
6208 * cfgloop.h (loopify, loop_version): Declaration changed.
6209 (scale_loop_frequencies): Declared.
6211 2007-01-02 Jan Hubicka <jh@suse.cz>
6213 * cgraph.c: Include tree-flow.h
6214 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6216 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6217 * tree-pass.h (pass_all_early_optimizations): Declare.
6218 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6220 (cgraph_analyze_function): Do early_local_passes.
6221 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6222 Do not add referenced vars.
6223 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6225 (gate_all_early_local_passes): New gate.
6226 (pass_early_local_passes): Use new gate.
6227 (execute_early_local_optimizations): New functions.
6228 (gate_all_early_optimizations): New gate.
6229 (pass_all_early_optimizations): New pass.
6230 (execute_free_datastructures): Free SSA only when initialized.
6231 (gate_init_datastructures): Init only when optimizing.
6232 (tree_lowering_passes): Do early local passes when called late.
6233 * tree-profile.c (do_tree_profiling): Don't profile functions added
6235 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6236 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6238 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6239 during early_local_passes.
6240 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6243 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6245 * Makefile.in: Update copyright year.
6247 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6249 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6250 in $(lang_checks) and check-consistency targets.
6252 2007-01-02 Jan Hubicka <jh@suse.cz>
6254 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6255 Do not add referenced vars.
6256 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6258 * passes.c (init_optimization_passes): Put mudflap_2 after
6259 free_datastructures.
6261 2007-01-02 Jan Hubicka <jh@suse.cz>
6263 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6264 Set NOTHROW flag on call statements proved to be nothrow.
6265 Update statement of local calls so new pure/const functions are
6266 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6268 (tree_rest_of_compilation): Register hooks and initialize bitmap
6269 early. Do not set after_inlining flag.
6271 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6273 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6274 HOST_BITS_PER_LONGLONG
6276 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6279 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6280 warning for non-static initializers.
6282 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6284 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6285 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6286 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6287 Always use set_unique_reg_note to add REG_EQUAL notes.
6289 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6292 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6294 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6295 * cfgbuild.c (find_basic_blocks): Likewise.
6296 * cfgrtl.c (rtl_create_basic_block): Likewise.
6297 * function.c (temp_slots_at_level): Likewise.
6298 * reg-stack.c (stack_regs_mentioned): Likewise.
6299 * regclass.c (allocate_reg_info): Likewise.
6300 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6301 set_bb_for_stmt, move_block_to_fn): Likewise.
6302 * tree-complex.c (tree_lower_complex): Likewise.
6303 * vec.h (VEC_safe_grow_cleared): New.
6305 2007-01-02 Ian Lance Taylor <iant@google.com>
6307 * c-common.c (c_common_truthvalue_conversion): When warning about
6308 using an assignment as a truth value, set TREE_NO_WARNING.
6310 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6313 * c.opt (Wold-style-declaration): New.
6314 * doc/invoke.texi (C-only Warning Options): New.
6315 (Wold-style-declaration): Document it.
6316 (Wextra): Enabled by -Wextra.
6317 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6318 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6319 -Wold-style-declaration.
6321 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6323 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6324 * cfgbuild.c (find_basic_blocks): Likewise.
6325 * cfgrtl.c (rtl_create_basic_block): Likewise.
6326 * function.c (temp_slots_at_level): Likewise.
6327 * reg-stack.c (stack_regs_mentioned): Likewise.
6328 * regclass.c (allocate_reg_info): Likewise.
6329 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6330 set_bb_for_stmt, move_block_to_fn): Likewise.
6331 * tree-complex.c (tree_lower_complex): Likewise.
6332 * vec.h (VEC_safe_grow_cleared): New.
6334 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6336 * c-common.c (c_common_nodes_and_builtins): Since variants of
6337 void_type_node get built before it is given a name, we need to
6338 give those variants the name, too.
6339 (complete_array_type): We need to work with the canonical main
6340 type of the array, from which we will build the qualified version.
6341 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6342 * print-tree.c (print_node): Display canonical type information
6344 * stor-layout.c (layout_type): When we don't know the
6345 alignment of a type for which we're building an array, we end up
6346 guessing wrong, so make the type require structural equality.
6347 * tree.c (make_node_stat): When we build a new type, it is its
6349 (build_type_attribute_qual_variant): When building an attribute
6350 variant, its canonical type is the non-attribute variant. However,
6351 if the attributes are target-dependent and they differ, we need to
6352 use structural equality checks for this type.
6353 (build_qualified_type): A qualified type is not equivalent to its
6354 unqualified variant; set the canonical type appropriately.
6355 (build_distinct_type_copy): When building a distinct type from
6356 another type, the new type is its own canonical type.
6357 (build_variant_type_copy): When building a new type variant, we
6358 assume that it is equivalent to the original type.
6359 (build_pointer_type_for_mode): When building a pointer type, also
6360 build a canonical type pointer.
6361 (build_reference_type_for_mode): When building a reference type,
6362 also build a canonical type reference.
6363 (build_index_type): When we can't hash an index type (e.g.,
6364 because its maximum value is negative), the index type requires
6365 structural equality tests.
6366 (build_array_type): Build the canonical form of an array type.
6367 (build_function_type): Function types require structural equality,
6368 because they contain default arguments, attributes, etc.
6369 (build_method_type_directly): Ditto for method types.
6370 (build_offset_type): Build the canonical offset type.
6371 (build_complex_type): Build the canonical vector type.
6372 (make_vector_type): Build the canonical vector type.
6373 * tree.h (TYPE_CANONICAL): New.
6374 (TYPE_STRUCTURAL_EQUALITY_P): New.
6375 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6376 (struct tree_type): Added "canonical" field.
6377 * params.h (VERIFY_CANONICAL_TYPES): New.
6378 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6379 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6380 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6381 * doc/invoke.texi (verify-canonical-types): Document --param
6382 parameter for verifying canonical types.
6384 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6386 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6387 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6388 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6389 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6391 * config/rs6000/e500.h: New.
6392 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6393 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6395 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6396 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6397 TARGET_E500_DOUBLE): Remove.
6398 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6399 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6400 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6401 * config/rs6000/rs6000.c (rs6000_override_options): Use
6404 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6406 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6407 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6408 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6409 rs6000_emit_cmove): Don't check TARGET_E500.
6410 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6411 sordered): Don't check TARGET_E500.
6413 2007-01-01 Eric Christopher <echristo@apple.com>
6415 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6416 HARD_REGISTER_NUM_P.
6418 2007-01-01 Roger Sayle <roger@eyesopen.com>
6420 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6421 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6422 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6425 2007-01-01 Mike Stump <mrs@apple.com>
6427 * configure.ac: Remove support for building with Apple's gcc-3.1.
6429 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6432 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6433 REG is a hard register. Do not modify REG before calling
6435 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6436 multiple of the size of YMODE for certain lowpart cases.
6438 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6441 * gimplify (voidify_wrapper_expr): Update for
6444 2007-01-01 Andreas Schwab <schwab@suse.de>
6447 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6448 save of BR0 in extra_spill_size instead of spill_size.
6449 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6451 (ia64_expand_epilogue): Restore BR0 from its new location.
6453 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6455 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6456 Use a temporary variable if the left hand side is not a gimple
6459 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6461 * gimplify.c (gimplify_return_expr): Make the temporary variable
6462 for the return expression, a gimple register variable.
6464 2007-01-01 Jan Hubicka <jh@suse.cz>
6466 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6469 2007-01-01 Mike Stump <mrs@apple.com>
6471 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6473 * config/darwin.c (machopic_select_rtx_section): Use
6475 (darwin_mergeable_constant_section): Likewise.
6476 * configure: Regenerate.
6477 * config.in: Regenerate.
6479 2007-01-01 Jan Hubicka <jh@suse.cz>
6480 Andrew Pinski <pinskia@gmail.com>
6482 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6483 before starting IPA passes.