1 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (bdesc_1arg): Initialize
4 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7 and IX86_BUILTIN_MOVSLDUP.
9 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11 PR rtl-optimization/30841
12 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
14 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16 * builtins.c (fold_builtin_frexp): New.
17 (fold_builtin_2): Use it.
19 2007-02-22 Mark Mitchell <mark@codesourcery.com>
21 * doc/invoke.texi (Spec Files): Document getenv spec function.
23 * gcc.c (getenv_spec_function): New function.
24 (static_spec_functions): Add it.
25 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
29 2007-02-22 Michael Matz <matz@suse.de
32 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
33 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
35 2007-02-22 Ian Lance Taylor <iant@google.com>
38 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
39 (mem_loc_descriptor): Call it.
41 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
42 Ira Rosen <irar@il.ibm.com>
44 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
46 2007-02-22 Ira Rosen <irar@il.ibm.com>
48 PR tree-optimization/30843
49 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
50 stores only after all the group is vectorized.
52 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
54 PR tree-optimization/30858
55 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
56 in the reduction cycle have a single use in the loop.
57 * tree-vectorizer.h (relevant): Add documentation.
59 2007-02-20 Mike Stump <mrs@apple.com>
61 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
62 * configure: Regenerate.
64 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
66 Change the defaults of some parameters and options.
67 * config/spu/spu-protos.h (spu_optimization_options): Declare.
68 * config/spu/spu.c (spu_optimization_options): Add.
69 (spu_override_options): Change params in spu_optimization_options.
70 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
72 Register 127 is only 16 byte aligned when used as a frame pointer.
73 * config/spu/spu-protos.h (spu_init_expanders): Declare.
74 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
75 HARD_FRAME_POINTER_REGNUM.
76 (spu_legitimate_address): Use regno_aligned_for_reload.
77 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
78 aligned when frame_pointer_needed is true.
79 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
81 * config/spu/spu.h (INIT_EXPANDERS): Define.
83 Make sure shift and rotate instructions have valid immediate operands.
84 * config/spu/predicates.md (spu_shift_operand): Remove.
85 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
86 * config/spu/constraints.md (W, O): Extend range.
87 * config/spu/spu.md (umask, nmask): Define.
88 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
89 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
90 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
91 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
92 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
93 (lshr<mode>3_reg): Fix rtl description.
95 Make sure mulhisi immediate operands are valid.
96 * config/spu/predicates.md (imm_K_operand): Add.
97 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
99 Generate constants using fsmbi and andi.
100 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
101 (print_operand, spu_split_immediate, classify_immediate,
102 fsmbi_const_p): Handle IC_FSMBI2.
104 Correctly handle a CONST_VECTOR containing symbols.
105 * config/spu/spu.c (print_operand): Handle HIGH correctly.
106 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
107 (immediate_load_p): Allow symbols that use 2 instructions to create.
108 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
109 with symbols when flag_pic is set.
110 (const_vector_immediate_p): New.
111 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
112 accept a CONST_VECTOR with symbols.
113 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
114 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
116 * config/spu/spu.md (high, low): Delete.
117 (low_<mode>): Define.
119 Remove INTRmode and INTR_REGNUM, which didn't work.
120 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
122 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
123 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
124 peephole2 pattern): Don't use INTR or 131.
126 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
127 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
128 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
129 (UNSPEC_SET_INTR): Add.
130 * config/spu/spu-modes.def (INTR): Remove.
132 More accurate warnings about run-time relocations.
133 * config/spu/spu.c (reloc_diagnostic): Test in_section.
135 Correctly warn about immediate arguments to specific intrinsics.
136 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
137 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
138 the instruction predicate.
140 Fix tree check errors with latest update.
141 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
143 (spu_expand_builtin): Use CALL_EXPR_FN.
145 Add missing specific intrinsics.
146 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
148 * config/spu/spu_internals.h: Ditto.
150 Fix incorrect operand modifiers.
151 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
152 * config/spu/spu.md (xor<mode>3): Change %S to %J.
154 Optimize one case of zero_extend of a vec_select.
155 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
157 Accept any immediate for hbr.
158 * config/spu/spu.md (hbr): Change s constraints to i.
160 2007-02-21 Paul Brook <paul@codesourcery.com>
162 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
163 condexec_count when skipping USE and CLOBBER.
165 2007-02-21 Nick Clifton <nickc@redhat.com>
167 * common.opt (Warray-bounds): Add Warning attribute.
168 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
170 (fsized-zeroes): Add Optimization attribute.
171 (fsplit-wide-types, ftree-scev-cprop): Likewise.
172 * c.opt (Wc++0x-compat): Add Warning attribute.
174 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
177 * reload1.c (eliminate_regs_in_insn): In the single_set special
178 case, attempt to re-recognize the insn before falling back to
179 having reload fix it up.
181 2007-02-20 Eric Christopher <echristo@gmail.com>
183 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
185 (frv_read_iacc_argument): Ditto.
186 (frv_expand_set_builtin): Take a call instead of arglist, update for
188 (frv_expand_unop_builtin): Ditto.
189 (frv_expand_binop_builtin): Ditto.
190 (frv_expand_cut_builtin): Ditto.
191 (frv_expand_binopimm_builtin): Ditto.
192 (frv_expand_voidbinop_builtin): Ditto.
193 (frv_expand_int_void2arg): Ditto.
194 (frv_expand_prefetches): Ditto.
195 (frv_expand_voidtriop_builtin): Ditto.
196 (frv_expand_voidaccop_builtin): Ditto.
197 (frv_expand_load_builtin): Ditto.
198 (frv_expand_store_builtin): Ditto.
199 (frv_expand_mdpackh_builtin): Ditto.
200 (frv_expand_mclracc_builtin): Ditto.
201 (frv_expand_mrdacc_builtin): Ditto.
202 (frv_expand_mwtacc_builtin): Ditto.
203 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
206 2007-02-20 Janis Johnson <janis187@us.ibm.com>
208 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
209 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
211 (HAVE_GAS_DFP): Check for assembler support of decimal floating
213 * configure: Regenerate.
214 * config.in: Regenerate.
215 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
216 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
217 masks to power6 and power6x and to POWERPC_MASKS.
218 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
220 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
221 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
222 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
223 Access PROTOTYPE as variable, not mask.
225 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
227 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
228 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
229 * combine.c (adjust_for_new_dest): Use it.
230 * postreload.c (reload_combine): Likewise.
232 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
234 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
235 notes on an insn with multiple sets, even if single_set returns
236 non-NULL for that insn.
238 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
240 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
243 2007-02-20 Geoffrey Keating <geoffk@apple.com>
245 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
246 if user didn't pass it.
247 * config/i386/darwin.h (CC1_SPEC): Likewise.
248 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
249 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
250 -mmacosx-version-min.
252 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
253 Uros Bizjak <ubizjak@gmail.com>
255 * optabs.h (enum optab_index): Add new OTI_scalb.
256 (scalb_optab): Define corresponding macro.
257 * optabs.c (init_optabs): Initialize scalb_optab.
258 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
260 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
261 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
262 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
263 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
264 flag_unsafe_math_optimizations is set.
266 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
267 to implement scalbf, scalb and scalbl built-ins as inline x87
270 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
271 DJ Delorie <dj@redhat.com>
274 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
275 (diagnostic_report_diagnostic): ... here, and turn them into real
276 errors. If warnings are inhibited, no need to do anything.
278 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
280 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
281 better code generation.
283 2007-02-20 Ben Elliston <bje@au.ibm.com>
285 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
287 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
289 * config/alpha/alpha.c, config/alpha/alpha.md,
290 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
291 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
292 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
293 config/arm/lib1funcs.asm: Follow spelling conventions.
295 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
296 config/fr30/fr30.md, config/i386/i386.h,
297 config/iq2000/iq2000.h, config/iq2000/predicates.md,
298 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
299 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
300 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
301 config/rs6000/altivec.md, config/rs6000/rs6000.c,
302 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
303 config/sparc/sparc.c, config/sparc/sparc.h,
304 config/sparc/sparc.md, config/spu/constraints.md,
305 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
308 2007-02-20 Alan Modra <amodra@bigpond.net.au>
311 * varasm.c (use_blocks_for_decl_p): Return false for decls with
314 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
316 * doc/invoke.texi (-ftree-lrs): Remove.
318 2007-02-19 Diego Novillo <dnovillo@redhat.com>
320 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
323 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
325 * config/ia64/ia64.c (ia64_expand_builtin): Use the
326 new CALL_EXPR_FN macro for retrieving the function
327 declaration of the input expression.
329 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
331 * c.opt (Waddress): New.
332 * common.opt (Walways-true): Delete.
333 (Wstring-literal-comparison): Delete.
334 * doc/invoke.texi (Warning Options): Delete -Walways-true and
335 -Wstring-literal-comparison. Add -Waddress.
337 (Walways-true): Delete.
338 (Wstring-literal-comparison): Delete.
339 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
340 consistently instead of -Walways-true in example.
341 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
342 * c-typeck.c (parser_build_binary_op): Replace
343 -Wstring-literal-comparison and -Walways-true with -Waddress.
344 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
347 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
349 * tree-cfg.c (dump_function_to_file): Be prepared for functions
350 without DECL_STRUCT_FUNCTION initialized.
352 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
354 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
355 due to calls to functions taking pointers as parameters.
357 2007-02-19 Richard Henderson <rth@redhat.com>
360 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
363 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
365 * config/s390/s390.c (s390_call_saved_register_used,
366 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
367 accessed to the new scheme.
369 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
371 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
372 (cris_print_index, cris_print_operand, cris_print_operand_address)
373 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
374 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
375 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
377 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
378 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
379 GO_IF_LEGITIMATE_ADDRESS): Ditto.
380 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
381 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
382 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
383 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
384 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
385 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
386 (uminsi3, call, call_value): Ditto.
387 (define_split: indir_to_reg_split, unnamed): Ditto.
389 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
391 PR tree-optimization/30975
392 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
395 2007-02-18 Eric Christopher <echristo@gmail.com>
397 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
398 Remove use of arglist.
399 (mips_expand_builtin): Remove use of arglist, pass in expr.
400 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
401 (mips_expand_builtin_movtf): Ditto.
402 (mips_expand_builtin_compare): Ditto.
404 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
406 * tree-sra.c (sra_build_assignment): Replace assertion
407 checking with a comment explaining why it can't be done.
409 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
412 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
413 during CALL_EXPR representation conversion.
414 * tree-ssa-propagate.c (set_rhs): Likewise.
416 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
418 * tree-sra.c (sra_build_assignment): Disable assertion checking
421 2007-02-18 Roger Sayle <roger@eyesopen.com>
423 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
424 instead of calling build2 with a GIMPLE_MODIFY_STMT.
425 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
427 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
428 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
429 gimplify_init_ctor_eval_range, gimple_push_cleanup,
430 gimplify_omp_for, gimplify_omp_atomic_pipeline,
431 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
432 force_gimple_operand): Likewise.
433 * ipa-cp.c (constant_val_insert): Likewise.
434 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
435 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
436 perfect_nestify): Likewise.
437 * langhooks.c (lhd_omp_assignment): Likewise.
438 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
439 lower_copyprivate_clauses, lower_send_clauses,
440 lower_send_shared_vars, expand_parallel_call,
441 expand_omp_for_generic, expand_omp_for_static_nochunk,
442 expand_omp_for_static_chunk, expand_omp_sections,
443 lower_omp_single_copy, lower_omp_for_lastprivate,
444 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
445 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
446 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
449 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
451 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
452 config/sh/sh.md: Follow spelling conventions.
454 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
455 config/frv/predicates.md: Follow spelling conventions.
457 * config/m68k/linux-unwind.h: Fix a comment typo.
458 * target.h: Follow spelling conventions.
460 2007-02-18 Roger Sayle <roger@eyesopen.com>
462 PR rtl-optimization/28173
463 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
464 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
465 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
466 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
467 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
469 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * builtins.c (fold_builtin_load_exponent): New.
472 (fold_builtin_2): Use it.
474 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
476 PR rtl-optimization/30773
477 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
478 if we fail to attach a REG_EQUIV note.
480 2007-02-18 David Edelsohn <edelsohn@gnu.org>
481 Roger Sayle <roger@eyesopen.com>
483 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
485 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
487 * calls.c (initialize_argument_information): Pass original EXP
488 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
489 code to split complex arguments here, as part of initializing the
491 (expand_call): Remove code that builds a list of arguments and
492 inserts implicit arguments into it. Instead, just count how many
493 implicit arguments there will be so we can determine the size of
494 the ARGS array, and let initialize_argument_information do the work.
495 (split_complex_values): Delete unused function.
497 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
499 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
501 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
503 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
504 for arg pointer based indexed addressing.
506 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
508 * config/ia64/ia64.h, config/ia64/ia64.md,
509 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
510 spelling conventions.
512 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
514 * config/m68k/m68k.c (split_di): New.
515 * config/m68k/m68k-protos.h: Declare split_di.
516 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
517 Improve predicate handling and split constant shifts.
519 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
521 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
522 parameter for register bitfield operations, general predicates
525 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
527 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
528 * config/m68k/linux-unwind.h: New file.
530 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
532 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
533 config/i386/athlon.md, config/ia64/ia64.md,
534 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
535 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
536 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
537 tree-ssa-loop-niter.c, tree-vect-analyze.c,
538 tree-vect-transform.c: Fix comment typos.
540 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
542 * sched-deps.c (find_insn_list): Remove.
543 * sched-int.h: Remove the prototype for find_insn_list.
545 2007-02-16 Geoffrey Keating <geoffk@apple.com>
547 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
549 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
550 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
551 darwin_rs6000_override_options.
552 (C_COMMON_OVERRIDE_OPTIONS): Expect
553 darwin_macosx_version_min to be non-NULL always.
554 (TARGET_C99_FUNCTIONS): Likewise.
555 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
556 (DARWIN_MINVERSION_SPEC): New.
557 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
558 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
560 (DARWIN_MINVERSION_SPEC): New.
561 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
563 * config/darwin-c.c (darwin_cpp_builtins): Expect
564 darwin_macosx_version_min to be non-NULL always.
566 * config/rs6000/rs6000.c: Clean up trailing whitespace.
568 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/i386.h (x86_use_xchgb): New.
571 (TARGET_USE_XCHGB): New macro.
572 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
573 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
574 Split after reload into bswaphi for shifts of 8.
575 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
576 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
577 or when optimizing for size.
579 2007-02-16 Richard Guenther <rguenther@suse.de>
580 Christian Bruel <christian.bruel@st.com>
582 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
583 DECLs but prefer SSA_NAMEs over DECLs.
585 2007-02-16 Richard Guenther <rguenther@suse.de>
587 * tree-flow-inline.h (single_imm_use_p): Remove.
588 (zero_imm_uses_p): Likewise.
589 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
590 instead of single_imm_use_p.
591 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
594 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
597 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
598 nested double- and backquotes.
600 2007-02-15 Roger Sayle <roger@eyesopen.com>
603 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
604 should be unreachable.
605 (build2_stat): Allow construction of MODIFY_EXPR at any time.
606 For the time being redirect GIMPLE_MODIFY_STMT to the new
607 (renamed) build_gimple_modify_stmt_stat.
608 (build2_gimple_stat): Rename to...
609 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
610 Always build a GIMPLE_MODIFY_STMT node.
611 * tree.h (build2_gimple, build2_gimple_stat): Delete.
612 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
615 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
616 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
617 * tree-complex.c (set_component_ssa_name, expand_complex_move,
618 expand_complex_div_wide): Likewise.
619 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
620 * tree-ssa-loop-im.c (schedule_sm): Likewise.
621 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
622 * tree-ssa-loop-manip.c (create_iv): Likewise.
623 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
624 abs_replacement): Likewise.
625 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
626 realify_fake_stores): Likewise.
628 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
629 node rather than a GIMPLE_MODIFY_STMT node.
630 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
631 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
633 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
634 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
637 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
640 * fold-const.c (fold_comparison): Add back the
641 folding of constant complex comparisions.
643 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
646 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
647 effects unknown to this function, return early.
649 2007-02-15 Ian Lance Taylor <iant@google.com>
651 * lower-subreg.c (move_eh_region_note): New static function.
652 (resolve_simple_move): Call it.
653 (decompose_multiword_subregs): Track blocks for which we resolve a
654 simple move which is also a control flow insn. Pass them to
655 find_many_sub_basic_blocks.
656 (pass_lower_subreg): Add TODO_verify_flow.
657 (pass_lower_subreg2): Likewise.
659 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
660 Brooks Moses <brooks.moses@codesourcery.com>
661 Lee Millward <lee.millward@codesourcery.com>
663 * tree.h (enum tree_code_class): Add tcc_vl_exp.
664 (VL_EXP_CLASS_P): New.
665 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
667 (TREE_OPERAND_CHECK_CODE): Likewise.
668 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
669 (TREE_RTL_OPERAND_CHECK): Likewise.
670 (tree_operand_check_failed): Make second parameter the whole tree
671 instead of its code. Fixed callers.
673 (TREE_OPERAND_LENGTH): New.
674 (VL_EXP_OPERAND_LENGTH): New.
676 (CALL_EXPR_STATIC_CHAIN): New.
677 (CALL_EXPR_ARGS): New.
678 (CALL_EXPR_ARG): New.
679 (call_expr_nargs): New.
680 (CALL_EXPR_ARGP): New.
681 (build_nt_call_list): Declare.
682 (build_vl_exp_stat): Declare.
684 (build_call_list): Declare.
685 (build_call_nary): Declare.
686 (build_call_valist): Declare.
687 (build_call_array): Declare.
688 (call_expr_arg): Declare.
689 (call_expr_argp): Declare.
690 (call_expr_arglist): Declare.
691 (fold_build_call_list): Declare.
692 (fold_build_call_list_initializer): Declare.
693 (fold_call_expr): Declare to replace fold_builtin.
694 (fold_builtin_fputs): Update to agree with modified definition.
695 (fold_builtin_strcpy): Likewise.
696 (fold_builtin_strncpy): Likewise.
697 (fold_builtin_memory_chk): Likewise.
698 (fold_builtin_stxcpy_chk): Likewise.
699 (fold_builtin_strncpy_chk): Likewise.
700 (fold_builtin_next_arg): Likewise.
701 (fold_build_call_expr): Declare.
702 (fold_builtin_call_list): Declare.
703 (fold_builtin_call_valist): Declare.
704 (build_call_expr): Declare.
705 (validate_arglist): Update to agree with modified definition.
706 (tree_operand_length): New.
707 (call_expr_arg_iterator): New.
708 (init_call_expr_arg_iterator): New.
709 (next_call_expr_arg): New.
710 (first_call_expr_arg): New.
711 (more_call_expr_args_p): New.
712 (FOR_EACH_CALL_EXPR_ARG): New.
714 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
716 (tree_code_size): Update documentation. Use sizeof (tree) rather
717 than sizeof (char *).
718 (tree_size): Likewise. Add case for tcc_vl_exp.
719 (tree_node_structure): Add case for tcc_vl_exp.
720 (contains_placeholder_p): Likewise.
721 (substitute_in_expr): Likewise.
722 (substitute_placeholder_in_expr): Likewise.
723 (stabilize_reference_1): Likewise.
724 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
725 to diagnose breakage of this interface for constructing CALL_EXPRs.
726 (build_nt): Add similar assertion here.
727 (build_nt_call_list): New.
728 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
729 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
731 (get_callee_fndecl): Use new CALL_EXPR accessors.
732 (tree_operand_check_failed): Change parameters to pass entire node
733 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
734 (process_call_operands): New.
735 (build_vl_exp_stat): New.
736 (build_call_list): New.
737 (build_call_nary): New.
738 (build_call_valist): New.
739 (build_call_array): New.
740 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
741 (call_expr_arglist): New.
743 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
744 tcc_vl_exp instead of a fixed-size tcc_expression.
746 * doc/c-tree.texi (CALL_EXPR): Document new representation and
747 accessors for CALL_EXPRs.
748 (AGGR_INIT_EXPR): Likewise.
750 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
751 Brooks Moses <brooks.moses@codesourcery.com>
752 Lee Millward <lee.millward@codesourcery.com>
754 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
755 (expand_builtin_nonlocal_goto): Change parameter to be entire
756 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
757 (expand_builtin_prefetch): Likewise.
758 (expand_builtin_classify_type): Likewise.
759 (mathfn_built_in): Return NULL_TREE instead of 0.
760 (expand_errno_check): Use new CALL_EXPR accessors.
761 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
762 Return NULL_RTX instead of 0.
763 (expand_builtin_mathfn_2): Likewise.
764 (expand_builtin_mathfn_3): Likewise.
765 (expand_builtin_interclass_mathfn): Likewise.
766 (expand_builtin_sincos): Likewise.
767 (expand_builtin_cexpi): Likewise.
768 (expand_builtin_int_roundingfn): Likewise.
769 (expand_builtin_int_roundingfn_2): Likewise.
770 (expand_builtin_pow): Likewise.
771 (expand_builtin_powi): Likewise.
772 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
773 of arglist, fixing callers appropriately. Use new CALL_EXPR
774 accessors and constructors. Return NULL_RTX instead of 0.
775 (expand_builtin_strstr): Likewise.
776 (expand_builtin_strchr): Likewise.
777 (expand_builtin_strrchr): Likewise.
778 (expand_builtin_strpbrk): Likewise.
779 (expand_builtin_memcpy): Likewise.
780 (expand_builtin_mempcpy): Likewise.
781 (expand_builtin_mempcpy_args): New.
782 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
783 (expand_builtin_memmove_args): New.
784 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
785 (expand_movstr): Likewise.
786 (expand_builtin_strcpy): Likewise.
787 (expand_builtin_strcpy_args): New.
788 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
789 (expand_builtin_strncpy): Likewise.
790 (expand_builtin_memset): Likewise.
791 (expand_builtin_memset_args): New.
792 (expand_builtin_bzero): Similarly to expand_builtin_memset.
793 (expand_builtin_memcmp): Likewise.
794 (expand_builtin_strcmp): Likewise.
795 (expand_builtin_strncmp): Likewise.
796 (expand_builtin_strcat): Likewise.
797 (expand_builtin_strncat): Likewise.
798 (expand_builtin_strspn): Likewise.
799 (expand_builtin_strcspn): Likewise.
800 (expand_builtin_args_info): Likewise.
801 (expand_builtin_va_start): Likewise.
802 (gimplify_va_arg_expr): Likewise.
803 (expand_builtin_va_end): Likewise.
804 (expand_builtin_va_copy): Likewise.
805 (expand_builtin_frame_address): Likewise.
806 (expand_builtin_alloca): Likewise.
807 (expand_builtin_bswap): Likewise.
808 (expand_builtin_unop): Likewise.
809 (expand_builtin_fputs): Likewise.
810 (expand_builtin_expect): Likewise.
811 (expand_builtin_fabs): Likewise.
812 (expand_builtin_copysign): Likewise.
813 (expand_builtin_printf): Likewise.
814 (expand_builtin_fprintf): Likewise.
815 (expand_builtin_sprintf): Likewise.
816 (expand_builtin_init_trampoline): Likewise.
817 (expand_builtin_signbit): Likewise.
818 (expand_builtin_fork_or_exec): Likewise.
819 (expand_builtin_sync_operation): Likewise.
820 (expand_builtin_compare_and_swap): Likewise.
821 (expand_builtin_lock_test_and_set): Likewise.
822 (expand_builtin_lock_release): Likewise.
823 (expand_builtin): Likewise.
824 (builtin_mathfn_code): Likewise.
826 (fold_builtin_constant_p): Pass call arguments individually instead
827 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
828 accessors and constructors. Return NULL_TREE instead of 0.
829 (fold_builtin_expect): Likewise.
830 (fold_builtin_classify_type): Likewise.
831 (fold_builtin_strlen): Likewise.
832 (fold_builtin_nan): Likewise.
833 (integer_valued_real_p): Likewise.
834 (fold_trunc_transparent_mathfn): Likewise.
835 (fold_fixed_mathfn): Likewise.
836 (fold_builtin_cabs): Likewise.
837 (fold_builtin_sqrt): Likewise.
838 (fold_builtin_cbrt): Likewise.
839 (fold_builtin_cos): Likewise.
840 (fold_builtin_cosh): Likewise.
841 (fold_builtin_tan): Likewise.
842 (fold_builtin_sincos): Likewise.
843 (fold_builtin_cexp): Likewise.
844 (fold_builtin_trunc): Likewise.
845 (fold_builtin_floor): Likewise.
846 (fold_builtin_ceil): Likewise.
847 (fold_builtin_round): Likewise.
848 (fold_builtin_int_roundingfn): Likewise.
849 (fold_builtin_bitop): Likewise.
850 (fold_builtin_bswap): Likewise.
851 (fold_builtin_logarithm): Likewise.
852 (fold_builtin_hypot): Likewise.
853 (fold_builtin_pow): Likewise.
854 (fold_builtin_powi): Likewise.
855 (fold_builtin_exponent): Likewise.
856 (fold_builtin_memset): Likewise.
857 (fold_builtin_bzero): Likewise.
858 (fold_builtin_memory_op): Likewise.
859 (fold_builtin_bcopy): Deleted; call site changed to invoke
860 fold_builtin_memory_op directly.
861 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
862 (fold_builtin_strncpy): Likewise.
863 (fold_builtin_memcmp): Likewise.
864 (fold_builtin_strcmp): Likewise.
865 (fold_builtin_strncmp): Likewise.
866 (fold_builtin_signbit): Likewise.
867 (fold_builtin_copysign): Likewise.
868 (fold_builtin_isascii): Likewise.
869 (fold_builtin_toascii): Likewise.
870 (fold_builtin_isdigit): Likewise.
871 (fold_builtin_fabs): Likewise.
872 (fold_builtin_abs): Likewise.
873 (fold_builtin_fmin_fmax): Likewise.
874 (fold_builtin_carg): Likewise.
875 (fold_builtin_classify): Likewise.
876 (fold_builtin_unordered_cmp): Likewise.
878 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
879 New functions split out from fold_builtin_1.
880 (fold_builtin_n): New.
881 (fold_builtin_varargs): New.
882 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
884 (fold_call_expr): New.
885 (build_function_call_expr): Rewrite to use new helper function.
886 (fold_builtin_call_list): New.
887 (build_call_expr): New.
888 (fold_builtin_call_valist): New.
889 (rewrite_call_expr): New.
891 (validate_arglist): Change parameter to be entire CALL_EXPR instead
892 of an arglist. Change return type to bool. Use new CALL_EXPR
895 (fold_builtin_strstr): Pass call arguments individually instead
896 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
897 accessors and constructors. Return NULL_TREE instead of 0.
898 (fold_builtin_strchr): Likewise.
899 (fold_builtin_strrchr): Likewise.
900 (fold_builtin_strpbrk): Likewise.
901 (fold_builtin_strcat): Likewise.
902 (fold_builtin_strncat): Likewise.
903 (fold_builtin_strspn): Likewise.
904 (fold_builtin_strcspn): Likewise.
905 (fold_builtin_fputs): Likewise.
906 (fold_builtin_next_arg): Likewise.
907 (fold_builtin_sprintf): Likewise.
909 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
910 NULL_RTX instead of 0.
911 (expand_builtin_memory_chk): Likewise.
912 (maybe_emit_chk_warning): Likewise.
913 (maybe_emit_sprintf_chk_warning): Likewise.
915 (fold_builtin_object_size): Pass call arguments individually instead
916 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
917 accessors and constructors. Return NULL_TREE instead of 0.
918 (fold_builtin_memory_chk): Likewise.
919 (fold_builtin_stxcpy_chk): Likewise.
920 (fold_builtin_strncpy_chk): Likewise.
921 (fold_builtin_strcat_chk): Likewise.
922 (fold_builtin_strcat_chk): Likewise.
923 (fold_builtin_strncat_chk): Likewise.
924 (fold_builtin_sprintf_chk): Likewise.
925 (fold_builtin_snprintf_chk): Likewise.
926 (fold_builtin_printf): Likewise.
927 (fold_builtin_vprintf): Likewise.
929 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
931 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
932 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
933 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
934 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
935 (fold_unary): Likewise.
936 (fold_binary): Likewise.
937 (fold_ternary): Remove CALL_EXPR case, since they are no longer
939 (fold): Add logic for tcc_vl_exp.
940 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
941 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
942 (fold_build3_stat): Add assertion to flag broken interface for
943 constructing CALL_EXPRs.
944 (fold_build_call_list): New.
945 (fold_build_call_list_initializer): New.
946 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
948 (fold_strip_sign_ops): Likewise.
950 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
951 Brooks Moses <brooks.moses@codesourcery.com>
952 Lee Millward <lee.millward@codesourcery.com>
954 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
955 accessors and dump arguments explicitly.
957 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
959 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
961 (print_call_name): Use new CALL_EXPR accessors.
963 * print-tree.c (print_node): Add case tcc_vl_exp. Print
964 CALL_EXPR arguments explicitly instead of as a list. Use
965 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
967 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
968 (vrp_visit_stmt): Likewise.
970 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
971 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
973 (force_move_till_expr): Likewise.
975 * targhooks.c (default_external_stack_protect_fail): Use
976 build_call_expr instead of build_function_call_expr.
977 (default_hidden_stack_protect_fail): Likewise.
979 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
982 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
983 and walk arguments explicitly.
985 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
986 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
987 (expand_simple_operations): Likewise.
988 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
990 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
992 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
994 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
995 instead of TREE_CODE_LENGTH.
997 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
998 (tree_ic_transform): Likewise.
999 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1000 parameter instead of arglist. Fix callers.
1001 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1002 (tree_stringops_transform): Likewise.
1003 (tree_indirect_call_to_profile): Likewise.
1004 (tree_stringops_values_to_profile): Likewise.
1006 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1007 (eliminate_tail_call): Likewise.
1009 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1011 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1012 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1014 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1016 * omp-low.c (build_omp_barrier): Use build_call_expr.
1017 (lower_rec_input_clauses): Likewise.
1018 (lower_reduction_clauses): Likewise.
1019 (expand_parallel_call): Likewise.
1020 (maybe_catch_exception): Likewise.
1021 (expand_omp_for_generic): Likewise.
1022 (expand_omp_for_static_nochunk): Likewise.
1023 (expand_omp_sections): Likewise.
1024 (lower_omp_single_simple): Likewise.
1025 (lower_omp_single_copy): Likewise.
1026 (lower_omp_master): Likewise.
1027 (lower_omp_ordered): Likewise.
1028 (lower_omp_critical): Likewise.
1030 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1031 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1033 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1034 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1035 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1037 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1038 and generalize to handle any number of operands.
1039 (chrec_contains_undetermined): Likewise.
1040 (tree_contains_chrecs): Likewise.
1041 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1043 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1045 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1046 fold_call_expr instead of fold_builtin.
1047 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1048 match declarations there.
1049 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1052 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1053 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1055 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1056 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1058 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1061 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1062 (execute_cse_sincos): Use new CALL_EXPR accessors.
1064 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1066 * gimple-low.c (lower_function_body): Use build_call_expr.
1067 (lower_builtin_setjmp): Likewise.
1069 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1070 (set_storage_via_libcall): Likewise.
1071 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1072 instead of TREE_CODE_LENGTH.
1073 (expand_expr_real_1): Use new CALL_EXPR accessors.
1075 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1076 generalize to handle any number of operands.
1077 (TB_parent_eq): Likewise.
1079 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1080 (strip_builtin_expect): Likewise.
1082 * function.c (gimplify_parameters): Use build_call_expr.
1084 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1085 instead of TREE_CODE_LENGTH.
1087 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1088 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1090 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1093 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1094 (gimplify_decl_expr): Likewise.
1095 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1096 Use new CALL_EXPR iterators.
1097 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1098 (gimplify_modify_expr_to_memset): Likewise.
1099 (gimplify_variable_sized_compare): Likewise.
1100 (gimplify_omp_atomic_fetch_op): Likewise.
1101 (gimplify_omp_atomic_pipeline): Likewise.
1102 (gimplify_omp_atomic_mutex): Likewise.
1103 (gimplify_function_tree): Likewise.
1105 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1106 (call_expr_flags): Likewise.
1107 (expand_call): Likewise.
1109 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1110 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1113 * coverage.c (create_coverage): Use build_call_expr.
1115 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1116 (temp_call_expr_obstack): New.
1117 (pool_copy_list): Delete.
1118 (temp_copy_call_expr): New.
1119 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1120 CALL_EXPR accessors. Get rid of special goo for copying argument
1121 lists and use temp_copy_call_expr instead.
1122 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1123 CALL_EXPR accessors.
1124 (create_expression_by_pieces): Likewise. Use build_call_array
1125 to construct the result instead of fold_build3.
1126 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1127 dealing with argument lists.
1128 (init_pre): Remove references to expression_node_pool and
1129 list_node_pool. Init temp_call_expr_obstack instead.
1130 (fini_pre): Remove references to expression_node_pool and
1133 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1134 and walk arguments explicitly instead of as a list.
1136 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1137 (mx_register_decls): Likewise.
1138 (mudflap_register_call): Likewise.
1139 (mudflap_finish_file): Likewise.
1141 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1142 (ipa_callsite_compute_param): Likewise.
1144 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1145 accessors and constructor.
1147 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1148 accessors and constructor.
1149 (convert_tramp_reference): Likewise.
1150 (convert_call_expr): Likewise.
1151 (finalize_nesting_tree_1): Likewise.
1153 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1156 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1158 * tree-inline.c (initialize_inlined_parameters): Pass entire
1159 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1161 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1162 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1164 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1165 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1166 (vectorizable_reduction): Likewise.
1167 (vectorizable_call): Use new CALL_EXPR iterators.
1168 (vectorizable_conversion): Use build_call_expr.
1169 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1170 (vect_gen_widened_results_half): Use build_call_expr.
1171 (vect_setup_realignment): Likewise.
1172 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1174 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1175 (pass_through_call): Likewise.
1176 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1179 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1180 (tree_gen_pow2_profiler): Likewise.
1181 (tree_gen_one_value_profiler): Likewise.
1182 (tree_gen_ic_func_profiler): Likewise.
1183 (tree_gen_average_profiler): Likewise.
1184 (tree_gen_ior_profiler): Likewise.
1186 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1187 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1188 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1190 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1191 of TREE_CODE_LENGTH.
1193 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1194 of TREE_CODE_LENGTH.
1196 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1198 (convert_to_integer): Likewise.
1200 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1203 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1204 Brooks Moses <brooks.moses@codesourcery.com>
1205 Lee Millward <lee.millward@codesourcery.com>
1207 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1209 * config/frv/frv.c (frv_expand_builtin): Likewise.
1210 * config/s390/s390.c (s390_expand_builtin): Likewise.
1212 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1213 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1215 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1216 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1217 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1218 (ix86_expand_store_builtin): Likewise.
1219 (ix86_expand_unop_builtin): Likewise.
1220 (ix86_expand_unop1_builtin): Likewise.
1221 (ix86_expand_sse_compare): Likewise.
1222 (ix86_expand_sse_comi): Likewise.
1223 (ix86_expand_vec_init_builtin): Likewise.
1224 (ix86_expand_vec_ext_builtin): Likewise.
1225 (ix86_expand_vec_set_builtin): Likewise.
1226 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1228 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1229 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1231 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1232 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1233 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1235 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1237 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1238 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1239 arglist. Use new CALL_EXPR accessors. Fix callers.
1240 (altivec_expand_abs_builtin): Likewise.
1241 (rs6000_expand_binop_builtin): Likewise.
1242 (altivec_expand_predicate_builtin): Likewise.
1243 (altivec_expand_lv_builtin): Likewise.
1244 (spe_expand_stv_builtin): Likewise.
1245 (altivec_expand_stv_builtin): Likewise.
1246 (rs6000_expand_ternop_builtin): Likewise.
1247 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1248 (altivec_expand_st_builtin): Likewise.
1249 (altivec_expand_dst_builtin): Likewise.
1250 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1251 arglist. Use new CALL_EXPR accessors. Fix callers.
1252 (altivec_expand_vec_set_builtin): Likewise.
1253 (altivec_expand_vec_ext_builtin): Likewise.
1254 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1255 (spe_expand_builtin): Likewise.
1256 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1257 arglist. Use new CALL_EXPR accessors. Fix callers.
1258 (spe_expand_evsel_builtin): Likewise.
1259 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1260 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1262 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1263 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1264 (arm_expand_unop_builtin): Likewise.
1265 (arm_expand_builtin): Use new CALL_EXPR accessors.
1267 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1270 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1271 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1272 (bfin_expand_unop_builtin): Likewise.
1273 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1275 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1276 Brooks Moses <brooks.moses@codesourcery.com>
1277 Lee Millward <lee.millward@codesourcery.com>
1279 * c-semantics.c (build_stmt): Add internal diagnostic check.
1281 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1282 accessors. Print arguments explicitly instead of as a list.
1284 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1286 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1287 (c_finish_omp_flish): Likewise.
1289 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1290 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1291 instead of TREE_CODE_LENGTH.
1292 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1293 (c_warn_unused_result): Likewise.
1295 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1298 * doc/invoke.texi (Warning Options): Remove
1299 -Werror-implicit-function-declaration.
1300 (Wimplicit-function-declaration): Update description.
1301 * opts.c (common_handle_option): Move handling of -Werror=* to...
1302 (enable_warning_as_error): ...here.
1303 * opts.h (enable_warning_as_error): Declare.
1304 * c-decl.c (implicit_decl_warning): Unless
1305 -Wno-implicit-function-declaration is given, emit a pedwarn if
1306 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1307 * c.opt (Wimplicit-function-declaration): Replace
1308 mesg_implicit_function_declaration with
1309 warn_implicit_function_declaration.
1310 * c-opts.c (c_common_handle_option):
1311 -Werror-implicit-function-declaration is exactly equal as
1312 -Werror=implicit-function-declaration.
1313 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1314 warn_implicit_function_declaration.
1315 (c_common_post_options): -Wimplict-function-declaration is enabled
1316 by default by -std=c99, otherwise is disabled by default.
1317 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1319 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1321 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1322 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1323 former is ignored but not the latter.
1325 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1327 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1328 is made and the reference doesn't use the alias set of its type,
1329 do not create the temporary using that type.
1331 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1333 * jump.c: Remove prototypes for delete_computation and
1334 delete_prior_computation.
1336 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1338 * jump.c (get_label_after): Delete.
1339 (get_label_before, delete_computation, delete_jump,
1340 delete_prior_computation, follow_jumps): Move...
1341 * reorg.c (delete_computation, delete_prior_computation): ... here...
1342 (get_label_before, delete_jump): ... making these static ...
1343 (follow_jumps): ... and simplifying this since it only runs after
1345 * rtl.h (get_label_after, get_label_before, delete_jump,
1346 follow_jumps): Delete prototypes.
1348 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1350 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1352 2007-02-15 Nick Clifton <nickc@redhat.com>
1354 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1355 order to prevent it from being munged by the target.
1357 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386.md: Remove misleading comment.
1361 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1363 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1364 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
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 * tree-sra.c (instantiate_missing_elements): Canonicalize
1379 (sra_build_assignment): New.
1380 (generate_copy_inout, generate_element_copy,
1381 generate_element_zero, generate_one_element_init): Use it.
1383 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1385 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1388 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1390 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1391 types as aggregates not scalars.
1392 * function.c (assign_stack_temp_for_type): Likewise.
1394 2007-02-14 Roger Sayle <roger@eyesopen.com>
1395 Zdenek Dvorak <dvorakz@suse.cz>
1397 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1400 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1402 * passes.c (next_pass_1): Clear the next field of the copied
1405 2007-02-14 Richard Henderson <rth@redhat.com>
1407 * tree-sra.c (early_sra): New.
1408 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1409 (tree_sra_early, pass_sra_early): New.
1410 * tree-pass.h (pass_sra_early): Declare.
1411 * passes.c (init_optimization_passes): Use it.
1413 2007-02-14 Richard Guenther <rguenther@suse.de>
1415 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1417 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1419 PR tree-optimization/30771
1420 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1422 (vect_analyze_operations): Induction phis can now be marked as
1424 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1425 Update documentation accordingly.
1427 2007-02-14 Nick Clifton <nickc@redhat.com>
1429 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1430 most 3 arguments are supported.
1431 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1433 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1435 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1436 Ensure dst->current is valid.
1438 2007-02-13 Paul Brook <paul@codesourcery.com>
1440 * config.gcc: Add arm*-*-uclinux-*eabi.
1441 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1442 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1443 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1444 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1445 (LINK_SPEC): Define.
1447 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1449 * config/arm/uclinux-eabi.h: New file.
1450 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1451 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1454 2007-02-13 Ian Lance Taylor <iant@google.com>
1456 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1457 * flags.h (warn_strict_overflow): Declare.
1458 (enum warn_strict_overflow_code): Define.
1459 (issue_strict_overflow_warning): New static inline function.
1460 * opts.c (warn_strict_overflow): New variable.
1461 (common_handle_option): Handle OPT_Wstrict_overflow and
1462 OPT_Wstrict_overflow_.
1463 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1465 * fold-const.c: Include intl.h.
1466 (fold_deferring_overflow_warnings): New static variable.
1467 (fold_deferred_overflow_warning): New static variable.
1468 (fold_deferred_overflow_code): New static variable.
1469 (fold_defer_overflow_warnings): New function.
1470 (fold_undefer_overflow_warnings): New function.
1471 (fold_undefer_and_ignore_overflow_warnings): New function.
1472 (fold_deferring_overflow_warnings_p): New function.
1473 (fold_overflow_warning): New static function.
1474 (make_range): Add strict_overflow_p parameter. Change all
1476 (extract_muldiv, extract_muldiv_1): Likewise.
1477 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1478 tree_expr_nonnegative_p.
1479 (fold_negate_expr): Call fold_overflow_warning.
1480 (fold_range_test): Likewise.
1481 (fold_comparison): Likewise.
1482 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1483 instead of tree_expr_nonnegative_p.
1484 (tree_expr_nonnegative_warnv_p): Rename from
1485 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1486 (tree_expr_nonnegative_p): New function.
1487 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1488 strict_overflow_p parameter.
1489 (tree_expr_nonzero_p): New function.
1490 * passes.c (verify_interpass_invariants): New static function.
1491 (execute_one_pass): Call it.
1492 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1494 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1495 (estimate_numbers_of_iterations): Likewise.
1496 (scev_probably_wraps_p): Likewise.
1497 * tree-ssa-ccp.c: Include "toplev.h".
1498 (evaluate_stmt): Defer fold overflow warnings until we know we are
1500 (struct fold_stmt_r_data): Add stmt field.
1501 (fold_stmt_r): Defer fold overflow warnings until we know we
1503 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1504 (fold_stmt_inplace): Likewise.
1505 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1506 (cleanup_control_expr_graph): Defer fold overflow warnings until
1507 we know we are going to optimize.
1508 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1509 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1511 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1512 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1513 * tree-ssa-loop-manip.c (create_iv): Likewise.
1514 * c-typeck.c (build_conditional_expr): Likewise.
1515 (build_binary_op): Likewise.
1516 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1517 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1518 (extract_range_from_unary_expr): Likewise.
1519 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1520 assuming that signed overflow does not occur.
1521 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1522 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1523 (fold_defer_overflow_warnings): Declare.
1524 (fold_undefer_overflow_warnings): Declare.
1525 (fold_undefer_and_ignore_overflow_warnings): Declare.
1526 (fold_deferring_overflow_warnings_p): Declare.
1527 (tree_expr_nonzero_warnv_p): Declare.
1528 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1530 (Warning Options): Document -Wstrict-overflow.
1531 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1532 (tree-ssa-ccp.o): Likewise.
1533 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1534 (fold-const.o): Depend on intl.h.
1536 2007-02-13 Ian Lance Taylor <iant@google.com>
1539 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1542 2007-02-13 Stuart Hastings <stuart@apple.com>
1544 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1546 2007-02-13 Richard Henderson <rth@redhat.com>
1548 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1549 handled_component_p before looking for the indirect_ref.
1551 2007-02-13 Richard Henderson <rth@redhat.com>
1553 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1554 remove flags clobber.
1555 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1556 (bswaphi_lowpart): New.
1557 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1558 remove TARGET_BSWAP test. Delete expander of the same name.
1560 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1561 (expand_unop): Use them.
1563 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1566 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1567 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1568 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1569 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1570 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1571 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1572 assembler dialect choice from asm templates.
1574 2007-02-12 Richard Henderson <rth@redhat.com>
1576 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1577 (fixuns_trunc<SSEMODEF>si2): Use it.
1578 * config/i386/sse.md (vec_setv4sf_0): Export.
1579 * config/i386/i386.c (ix86_build_const_vector): Export.
1580 (ix86_split_convert_uns_si_sse): Rename from
1581 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1582 * config/i386/i386-protos.h: Update.
1584 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1587 * c-typeck.c (c_finish_return): Improve warning message.
1589 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1591 * alias.c (find_symbolic_term): Delete unused function.
1593 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1595 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1596 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1597 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1599 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1601 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1602 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1603 the function, temporarily point the debug interface to the null one.
1605 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1607 * dwarf2out.c (round_up_to_align): New static function.
1608 (field_byte_offset): Use it to round the offset.
1610 2007-02-12 Richard Henderson <rth@redhat.com>
1612 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1613 (inswl_const): Export.
1615 2007-02-12 Richard Henderson <rth@redhat.com>
1617 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1618 result mode of the libcall, convert back to outmode.
1620 2007-02-12 Roger Sayle <roger@eyesopen.com>
1622 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1623 (bswapdi2): New define_expand to implement 32-bit implementation.
1625 2007-02-12 Nick Clifton <nickc@redhat.com>
1627 * doc/invoke.texi (Overall Options): Document --help=.
1628 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1629 (cc1_options): Pass --help= on to cc1.
1630 (display_help): Add description of --help=.
1631 (process_command): Add code to handle --help=. Allow translated
1632 --help and --target-help switches to be passed on to compiler
1634 (main): Remove unused if statement.
1635 * opts.c (columns): Remove.
1636 (LEFT_COLUMN): Define.
1637 (wrap_help): Add columns argument.
1638 (print_filtered_help): Change parameters to be an include bitmask,
1639 an exclude bitmask, an any bitmask and the column width. Move the
1640 code to display the params list here. Add code to display the
1641 status of options rather than their descriptions if the quiet flag
1643 (print_specific_help): Change parameters to be an include bitmask,
1644 an exclude bitmask and an any bitmask. Move code to look up the
1645 column width here. Decide upon the title for an options listing.
1646 (common_handle_options): Add code to handle --help=. Adapt code
1647 for --help and --target-help to use the revised form of the
1648 print_specific_help function.
1649 (print_help): Delete.
1650 (print_param_help): Delete.
1651 (print_switch): Delete.
1652 * opts.h (cl_lang_count): Add prototype.
1653 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1654 CL_MAX_OPTION_CLASS): New defines.
1655 * optc-gen.awk: Add construction of cl_lang_count.
1656 * c.opt: Add Warning attribute to warning options and Optimization
1657 attribute to optimization options.
1658 * common.opt: Likewise.
1660 Add -fhelp and -ftarget-help as aliases for the transformed --help
1661 and --target-help options.
1662 * opt-functions.awk: Add code to handle Warning and Optimization
1665 2007-02-12 Richard Henderson <rth@redhat.com>
1667 * config/alpha/constraints.md: New file.
1668 * config/alpha/alpha.c: Include tm-constrs.h.
1669 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1670 alpha_extra_constraint): Remove.
1671 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1672 * config/alpha/alpha-protos.h: Update.
1673 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1674 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1675 (EXTRA_CONSTRAINT): Remove.
1676 * config/alpha/alpha.md: Include constraints.md.
1677 (adddi splitter): Use satisfies_constraint_*.
1678 * config/alpha/predicates.md (add_operand): Likewise.
1679 (sext_add_operand, addition_operation): Likewise.
1681 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1683 PR tree-optimization/29145
1684 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1685 in our handling of restrict qualified pointers.
1687 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1690 * doc/invoke.texi (Wunused-value): Update description.
1691 (Wextra): Delete item.
1692 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1693 value of Wunused-value.
1694 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1695 (c_finish_stmt_expr): Don't check extra_warnings.
1696 (emit_side_effect_warnings): The caller is responsible to check
1699 2007-02-11 Roger Sayle <roger@eyesopen.com>
1700 Matt Thomas <matt@3am-software.com>
1702 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1704 2007-02-11 Roger Sayle <roger@eyesopen.com>
1706 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1707 comparisons of POPCOUNT against zero.
1708 (simplify_const_relational_operation): Likewise.
1710 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1712 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1714 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1716 * dwarf2out.c (root_type): Delete unused function.
1718 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1720 * genattrtab.c (contained_in_p): Delete unused function.
1721 (write_expr_attr_cache): Likewise.
1723 2007-02-11 Jan Hubicka <jh@suse.cz>
1725 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1728 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1730 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1731 to add the REG_EQ* note.
1732 * see.c (see_merge_one_use_extension): Likewise.
1733 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1734 turn REG_EQUAL notes into REG_EQUIV notes if the target
1735 register may have more than one set.
1736 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1737 * gcse.c (try_replace_reg): Likewise.
1738 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1739 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1740 more than one REG_EQUIV note.
1741 * reload1.c (gen_reload): Use set_unique_reg_note.
1743 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1745 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1746 (ix86_builtin_conversion): New function.
1748 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1751 * tree.h (DECL_REPLACEABLE_P): New macro.
1752 * except.c (set_nothrow_function_flags): Likewise.
1754 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1755 Ira Rosen <irar@il.ibm.com>
1756 Dorit Nuzman <dorit@il.ibm.com>
1758 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1759 * targhooks.c (default_builtin_vectorized_conversion): New.
1760 * targhooks.h (default_builtin_vectorized_function): New declaration.
1761 * target.h (struct vectorize): Add builtin_conversion field.
1762 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1763 stmt_vec_info_type value.
1764 (vectorizable_conversion): New declaration.
1765 * tree-vect-analyze.c (vect_analyze_operations): Add
1766 vectorizable_conversion call.
1767 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1768 * tree-vect-transform.c (vectorizable_conversion): New function.
1769 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1770 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1772 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1773 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1774 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1775 or ALTIVEC_BUILTIN_VCFSX.
1777 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1780 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1781 CONST_DOUBLE and operand 0 is a hard register.
1782 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1783 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1784 is a hard floating-point register.
1786 2007-02-10 Richard Henderson <rth@redhat.com>
1787 Jakub Jelinek <jakub@redhat.com>
1788 Alexandre Oliva <aoliva@redhat.com>
1790 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1791 * builtin-types.def (BT_WORD): Make unsigned.
1792 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1793 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1794 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1795 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1796 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1797 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1799 * expr.c (emutls_var_address): New.
1800 (expand_expr_real_1): Expand emulated tls.
1801 (expand_expr_addr_expr_1): Likewise.
1802 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1803 * output.h (emutls_finish): Declare.
1804 * toplev.c (compile_file): Call it.
1805 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1806 address before wrapping in CONST.
1807 * varasm.c (emutls_htab, emutls_object_type): New.
1808 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1809 (get_emutls_object_name, get_emutls_object_type): New.
1810 (get_emutls_init_templ_addr, emutls_decl): New.
1811 (emutls_common_1, emutls_finish): New.
1812 (assemble_variable): When emulating tls, swap decls; generate
1813 constructor for the emutls objects.
1814 (do_assemble_alias): When emulating tls, swap decl and target name.
1815 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1817 * varpool.c (decide_is_variable_needed): Look at force_output.
1818 Recurse for emulated tls.
1819 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1820 with decide_is_variable_needed.
1821 * emutls.c: New file.
1822 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1823 tls_object for real tls.
1825 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1827 PR rtl-optimization/29599
1828 * reload1.c (eliminate_regs_in_insn): Take the destination
1829 mode into account when computing the offset.
1831 2007-02-09 Stuart Hastings <stuart@apple.com>
1832 Richard Henderson <rth@redhat.com>
1834 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1835 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1836 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1837 fixuns_truncdfhi2): New.
1838 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1839 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1840 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1841 (floatunssidf2): Allow nonimmediate source.
1842 * gcc/config/i386/sse.md (movdi_to_sse): New.
1843 (vec_concatv2di): Drop '*'.
1844 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1845 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1846 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1848 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1849 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1850 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1851 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1852 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1853 ix86_build_const_vector.
1854 (x86_emit_floatuns): Rewrite.
1856 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1858 * genautomata.c (longest_path_length): Delete unused function.
1859 (struct state): Delete unused longest_path_length.
1860 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1861 (get_free_state): Delete unused.
1863 2007-02-09 Jan Hubicka <jh@suse.cz>
1865 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1866 * doc/invoke.texi (inline-unit-growth): Update default value.
1868 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1869 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1870 (rebuild_cgraph_edges): Likewise.
1871 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1872 (dump_cgraph_node): Dump frequencies.
1873 (cgraph_clone_edge): Add frequency scales.
1874 (cgraph_clone_node): Add freuqnecy.
1875 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1876 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1877 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1878 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1879 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1880 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1881 (save_inline_function_body): Likewise.
1882 * ipa-inline.c: inluce rtl.h
1883 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1884 (cgraph_edge_badness): Use frequencies.
1885 (cgraph_decide_recursive_inlining): Update clonning.
1886 (cgraph_decide_inlining_of_small_function): Dump frequency.
1887 * predict.c (estimate_bb_frequencies): Export.
1888 * predict.h (estimate_bb_frequencies): Declare.
1889 * tree-inline.c (copy_bb): Watch overflows.
1890 (expand_call_inline): Update call of cgraph_create_edge.
1891 (optimize_inline_calls): Use TODO flags to update frequnecies.
1892 * passes.h: Include predict.h
1893 (init_optimization_passes): Move profile ahead.
1894 (execute_function_todo): Handle TODO_rebuild_frequencies.
1896 2007-02-09 Roger Sayle <roger@eyesopen.com>
1898 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1899 the insbl or inswl pattern into a register.
1901 2007-02-09 Roger Sayle <roger@eyesopen.com>
1903 * config/ia64/ia64.md (bswapdi2): New define_insn.
1905 2007-02-09 Richard Henderson <rth@redhat.com>
1907 * config/i386/constraints.md (Ym): New constraint.
1908 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1909 (movdi_1_rex64): Split sse and xmm general register moves from
1910 memory move alternatives. Use conditional register constraints.
1911 (movsf_1, movdf_integer): Likewise.
1912 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1913 (movdf_integer_rex64): New.
1914 (pushsf_rex64): Fix output constraints.
1915 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1916 (sse2_stored): Likewise.
1917 (sse2_storeq_rex64): New.
1918 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1919 amd and not generic.
1920 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1921 for optimize_size. Remove SF/DFmode hack.
1923 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1925 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1928 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1929 Richard Sandiford <richard@codesourcery.com>
1931 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1932 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1933 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1934 m68k/t-mlib to tmake_file.
1935 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1936 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1937 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1938 Allow it to be cf or m68k. Set m68k_arch_family. If that
1939 variable is not empty, add t-$m68k_arch_family to tmake_file.
1940 Add t-mlibs to tmake_file.
1941 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1942 * config/m68k/t-cf: New file.
1943 * config/m68k/t-m68k: Likewise.
1944 * config/m68k/t-mlibs: Likewise.
1945 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1946 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1947 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1948 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1949 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1951 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1952 (INSTALL_LIBGCC): Delete.
1953 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1954 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1955 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1956 (M68K_MLIB_CPU): Define.
1957 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1958 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1959 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1961 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1962 Richard Guenther <rguenther@suse.de>
1965 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1966 against INT_MIN/INT_MAX.
1967 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1968 file if a loop is removed.
1970 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1972 * calls.c (store_one_arg): Pass correct alignment to
1973 emit_push_insn for non-BLKmode values.
1974 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1975 unaligned stack slot via a suitably aligned slot.
1977 2007-02-08 DJ Delorie <dj@redhat.com>
1979 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1981 (legal_subregs): Use unsigned char, make const.
1982 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1984 2007-02-08 Paul Brook <paul@codesourcery.com>
1986 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1987 special interworking needed.
1989 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1991 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1992 conditional to __SSE2__.
1993 (Entries below should have been added to first ChangeLog
1994 entry for amdfam10 dated 2007-02-05)
1995 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1997 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1999 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2002 2007-02-08 DJ Delorie <dj@redhat.com>
2004 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2005 * config/m32c/m32c.c (legal_subregs): New.
2006 (m32c_illegal_subreg_p): New.
2007 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2008 unsupported subregs of hard regs.
2010 2007-02-08 Jan Hubicka <jh@suse.cz>
2012 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2013 the same one; always update histograms.
2015 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2017 * passes.c (init_optimization_passes): Tidy comment.
2019 2007-02-08 Roger Sayle <roger@eyesopen.com>
2021 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2022 strip zero_extend, bswap and rotates from POCOUNT's argument.
2023 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2024 zero_extend and rotates from PARITY's argument.
2025 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2026 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2027 of an integer constant at compile-time.
2029 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2032 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2034 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2037 * tree-ssa-live.c (remove_unused_locals): Do not remove
2038 TREE_ADDRESSABLE variables.
2039 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2040 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2041 FOR_CLOBBER. Update all users.
2042 If VAR has an associated alias set, add a virtual operand for
2043 it if no alias is found to conflict with the memory reference.
2045 2007-02-07 Jan Hubicka <jh@suse.cz>
2046 Robert Kidd <rkidd@crhc.uiuc.edu>
2048 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2050 2007-02-07 Ian Lance Taylor <iant@google.com>
2052 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2054 2007-02-07 Roger Sayle <roger@eyesopen.com>
2056 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2057 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2058 tablejumpdi, movsi_to_cr_one): Remove constraints from
2059 define_expand's match_operands.
2061 2007-02-07 Roger Sayle <roger@eyesopen.com>
2063 * global.c (compute_regsets): Move declatation of "i" inside of
2064 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2066 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2069 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2070 of INDIRECT_REF <RESULT_DECL>.
2072 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2074 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2075 Kaz Kojima <kkojima@gcc.gnu.org>
2078 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2080 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2082 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2084 * doc/loop.texi: Document possibility not to perform disambiguation
2085 of loops with multiple latches.
2086 * cfgloopmanip.c (alp_enum_p): Removed.
2087 (add_loop): Handle subloops. Use get_loop_body_with_size.
2088 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2089 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2090 the new forwarder block.
2091 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2092 Handle the case latch is NULL.
2093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2094 when marking loop exits.
2095 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2097 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2098 disambiguate_loops_with_multiple_latches.
2099 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2100 before fix_loop_structure.
2101 * cfgloop.c: Include pointer-set.h and output.h.
2102 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2103 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2104 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2105 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2106 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2107 disambiguate_multiple_latches, get_loop_body_with_size,
2108 disambiguate_loops_with_multiple_latches): New functions.
2109 (flow_loop_dump): Dump multiple latch edges.
2110 (flow_loop_nodes_find): Handle loops with multiple latches.
2111 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2112 (glb_enum_p): Modified.
2113 (get_loop_body): Use get_loop_body_with_size.
2114 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2115 (AVOID_CFG_MODIFICATIONS): New constant.
2116 (disambiguate_loops_with_multiple_latches, add_loop,
2117 get_loop_body_with_size): Declare.
2118 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2120 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2123 * global.c (compute_regsets): New function.
2124 (global_alloc): Refactored ELIMINABLE_REGSET
2125 and NO_GLOBAL_ALLOC_REGS computation out.
2126 (rest_of_handle_global_alloc): Call compute_regsets()
2127 for non-optimizing case.
2129 2007-02-06 Richard Henderson <rth@redhat.com>
2131 * config/i386/constraints.md (Y2): Rename from Y.
2132 (Yi): New constraint.
2133 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2134 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2135 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2136 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2137 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2138 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2139 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2140 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2141 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2142 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2143 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2144 vec_extractv2si_1): Change Y constraints to Y2.
2145 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2146 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2147 Change Y constraints to Y2.
2148 (sse2_loadld): Change Y constraints to x.
2150 2007-02-06 Roger Sayle <roger@eyesopen.com>
2152 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2153 (parity<mode>2): New define_expand using rs6000_emit_parity.
2154 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2155 rs6000_emit_parity): New functions.
2156 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2157 rs6000_emit_parity): Prototype here.
2159 2007-02-06 Ian Lance Taylor <iant@google.com>
2161 * lower-subreg.c (simple_move_operand): Reject CONST.
2162 (resolve_clobber): Call validate_change rather than directly
2163 assigning to XEXP (pat, 0).
2165 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2167 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2168 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2169 (tree-cfg.o): Remove hashtab.h dependency.
2171 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2172 (struct ivopts_data): Change niters to pointer_map_t.
2173 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2174 (niter_for_exit): Create pointer_map on demand. Change for
2176 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2177 (free_loop_data): Destroy data->niters if created and reset field.
2178 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2179 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2181 * tree-ssa-reassoc.c: Include pointer-set.h.
2182 (bb_rank): Change to long *.
2183 (operand_rank): Change to pointer_map_t.
2184 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2185 (insert_operand_rank): Accept long.
2186 (operand_entry_hash, operand_entry_eq): Remove.
2187 (get_rank): Return long. Adjust for changes above.
2188 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2190 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2192 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2193 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2194 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2196 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2197 directly since it cannot be NULL.
2198 (get_vi_for_tree): Rewrite for pointer_map API.
2199 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2200 (init_alias_vars): Create vi_for_tree as pointer_map.
2201 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2203 * tree-cfg.c: Don't include hashtab.h.
2204 (edge_to_cases): Declare as pointer_map.
2205 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2207 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2208 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2209 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2211 (record_switch_edge): Delete.
2212 (get_cases_for_edge): Adjust for pointer_map API, inline
2213 record_switch_edge (rewritten for new API), remove goto.
2215 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2217 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2218 * tree-nested.c: Include pointer-set.h.
2219 (var_map_elt, var_map_eq, var_map_hash): Delete.
2220 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2222 (nesting_info_bitmap_obstack): New.
2223 (lookup_field_for_decl): Adjust for pointer_map API.
2224 (lookup_tramp_for_decl): Adjust for pointer_map API.
2225 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2226 (get_local_debug_decl): Adjust for pointer_map API.
2227 (convert_nl_goto_reference): Adjust for pointer_map API.
2228 (convert_nl_goto_receiver): Adjust for pointer_map API.
2229 (create_nesting_tree): Create outside GGC space. Create bitmap on
2230 the new obstack. Create field_map and var_map as pointer_maps.
2231 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2233 (lower_nested_functions): Move root here, no need to NULL it.
2234 Initialize and release the obstack.
2236 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2238 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2239 Remove prototypes and make them non-static.
2240 (struct tree_int_map): Remove.
2241 * tree.h (struct tree_int_map): Move here, turning TO into an
2243 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2245 * tree.h (TREE_COMPLEXITY): Remove.
2246 (struct tree_exp): Remove complexity field.
2247 * tree.c (build1_stat): Don't set it.
2249 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2250 Victor Kaplansky <victork@il.ibm.com>
2252 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2253 (vect_is_simple_reduction): Support reduction with induction as
2254 one of the operands.
2255 (vect_is_simple_iv_evolution): Fix formatting.
2256 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2257 formatting. Don't mark induction phis for vectorization.
2258 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2259 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2260 (vect_get_vec_def_for_operand): Support induction.
2261 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2263 (vectorizable_reduction): Support reduction with induction as one of
2265 (vectorizable_type_demotion): Use def-type of stmt argument rather
2266 than dummy def-type.
2268 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2269 flag_tree_scev_cprop.
2270 * common.opt (tree-scev-cprop): New flag.
2272 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2273 call to vect_get_new_vect_var.
2275 2007-02-06 Ira Rosen <irar@il.ibm.com>
2277 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2278 vectype is not NULL.
2279 (vect_pattern_recog_1): Likewise.
2281 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2283 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2284 (fold_negate_expr): Likewise.
2286 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2289 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2290 even if cv-qualification is the same.
2292 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2294 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2295 __enable_execute_stack on completion.
2297 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2299 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2300 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2301 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2302 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2303 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2304 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2305 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2306 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2310 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2311 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2312 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2313 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2314 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2315 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2316 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2317 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2318 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2319 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2320 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2321 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2322 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2323 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2324 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2325 sqrtextenddfxf2_i387): Added amdfam10_decode.
2327 * config/i386/athlon.md (athlon_idirect_amdfam10,
2328 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2329 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2330 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2331 athlon_ivector_store_amdfam10): New define_insn_reservation.
2332 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2335 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2337 * config/i386/athlon.md (athlon_call_amdfam10,
2338 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2339 define_insn_reservation.
2340 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2341 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2342 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2346 * config/i386/athlon.md (athlon_sseld_amdfam10,
2347 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2348 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2350 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2352 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2353 define_insn_reservation.
2354 * config/i386/i386.md (sseins): Added sseins to define_attr type
2355 and define_attr unit.
2356 * config/i386/sse.md: Set type attribute to sseins for insertq
2359 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2361 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2362 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2363 ssecomi_load_amdfam10, ssecomi_amdfam10,
2364 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2365 define_insn_reservation.
2366 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2370 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2371 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2372 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2373 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2374 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2375 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2376 define_insn_reservation.
2378 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2379 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2380 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2381 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2382 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2384 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2386 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2387 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2388 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2389 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2390 athlon_ssemul_load_k8): Added amdfam10.
2392 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2394 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2395 (x86_sse_unaligned_move_optimal): New variable.
2397 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2399 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2400 for unaligned vector SSE double/single precision loads for AMDFAM10.
2402 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2404 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2405 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2406 Define TARGET_CPU_DEFAULT_amdfam10.
2407 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2408 (processor_type): Add PROCESSOR_AMDFAM10.
2410 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2411 processor_type in config/i386/i386.h.
2412 Enable imul peepholes for TARGET_AMDFAM10.
2414 * config.gcc: Add support for --with-cpu option for amdfam10.
2416 * config/i386/i386.c (amdfam10_cost): New variable.
2417 (m_AMDFAM10): New macro.
2418 (m_ATHLON_K8_AMDFAM10): New macro.
2419 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2420 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2421 x86_promote_QImode, x86_integer_DFmode_moves,
2422 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2423 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2424 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2425 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2426 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2427 Enable/disable for amdfam10.
2428 (override_options): Add amdfam10_cost to processor_target_table.
2429 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2430 processor_alias_table.
2431 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2432 (ix86_adjust_cost): Add code for amdfam10.
2434 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2436 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2437 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2438 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2439 * config/i386/i386.h: Add builtin definition for SSE4A.
2440 * config/i386/i386.md: Add support for ABM instructions
2442 * config/i386/sse.md: Add support for SSE4A instructions
2443 (movntss, movntsd, extrq, insertq).
2444 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2445 Add -march=amdfam10 flag.
2446 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2447 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2449 * doc/extend.texi: Add documentation for SSE4A builtins.
2451 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2453 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2455 2007-02-05 Richard Guenther <rguenther@suse.de>
2457 * tree-vectorizer.h (vectorizable_function): Add argument type
2458 argument, change return type.
2459 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2460 * tree-vect-transform.c (vectorizable_function): Handle extra
2461 argument, return vectorized function decl.
2462 (build_vectorized_function_call): Remove.
2463 (vectorizable_call): Handle calls with result and argument types
2464 differing. Handle loop vectorization factor correctly.
2465 * targhooks.c (default_builtin_vectorized_function): Adjust for
2467 * targhooks.h (default_builtin_vectorized_function): Likewise.
2468 * target.h (builtin_vectorized_function): Add argument type
2470 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2471 extra argument, allow vectorizing of lrintf.
2472 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2473 documentation of target hook.
2475 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2478 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2479 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2480 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2482 2007-02-05 Roger Sayle <roger@eyesopen.com>
2484 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2485 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2486 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2487 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2488 before canonicalizing sincos to cexpi.
2489 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2491 2007-02-05 Roger Sayle <roger@eyesopen.com>
2493 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2494 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2495 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2497 2007-02-05 Roger Sayle <roger@eyesopen.com>
2499 * mips-tfile.c (initialize_init_file): Correct endianness test.
2501 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2503 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2506 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2508 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2509 saves in a PARALLEL before the register assignments.
2511 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2513 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2514 DWARF_FRAME_RETURN_COLUMN to be a general register.
2515 * dwarf2out.c (init_return_column_size): New function, split from...
2516 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2517 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2518 to be nongeneral registers.
2519 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2521 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2522 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2524 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2526 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2528 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2530 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2531 (remove_path): Use can_remove_branch_p and remove_branch instead
2532 of loop_delete_branch_edge.
2533 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2534 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2535 Update profile using scale_dominated_blocks_in_loop.
2536 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2537 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2538 (can_remove_branch_p, remove_branch): Declare.
2539 * tree-cfg.c (tree_can_remove_branch_p): New function.
2540 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2541 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2542 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2544 2007-02-05 Jan Hubicka <jh@suse.cz>
2547 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2548 nodes in cgraph, don't remove offline copy of the function.
2550 2007-02-04 Jan Hubicka <jh@suse.cz>
2552 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2553 vectors might cause maybe_lookup_element_for_expr to be called
2554 on non-sra-candidate.
2556 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2558 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2559 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2560 spelling conventions.
2562 2007-02-04 Richard Guenther <rguenther@suse.de>
2565 * fold-const.c (try_move_mult_to_index): Make sure to not
2566 overflow one dimension of a multi-dimensional array access.
2568 2007-02-04 Jan Hubicka <jh@suse.cz>
2570 * passes.c (init_optimization_passes): Reindent.
2572 2007-02-04 Jan Hubicka <jh@suse.cz>
2573 Eric Botcazou <ebotcazou@adacore.com>
2575 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2576 (execute_fixup_cfg): Break out the abnormal goto code.
2577 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2578 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2579 (optimize_inline_calls): Call make_nonlocal_label_edges.
2581 2007-02-04 Jan Hubicka <jh@suse.cz>
2583 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2584 true when something was changed.
2585 (rename_ssa_copies): When something was changed, do
2586 TODO_remove_unused_locals.
2587 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2588 add TODO_remove_unused_locals when instruction was removed.
2590 2007-02-04 Jan Hubicka <jh@suse.cz>
2592 * ipa-inline.c (try_inline): Improve debug output; work on already
2594 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2595 call try_inline for already inlined edges too when flattening;
2596 inline also functions that make callee growth but overall unit size
2599 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2601 * config/m32c/bitops.md, config/m32c/jump.md,
2602 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2603 config/m32r/m32r.h, config/m32r/m32r.md,
2604 config/m32r/predicates.md, config/m68hc11/larith.asm,
2605 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2606 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2607 config/mips/mips-protos.h, config/mips/mips.c,
2608 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2609 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2610 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2611 spelling conventions.
2613 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2614 Follow spelling conventions.
2616 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2618 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2619 warn about C++0x compatibility.
2621 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2623 * config/h8300/h8300.c, config/h8300/h8300.h,
2624 config/h8300/h8300.md: Follow spelling conventions.
2626 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2629 * combine.c (try_combine): Do not substitute source operand
2630 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2632 2007-02-03 Jan Hubicka <jh@suse.cz>
2634 PR gcov-profile/30650
2635 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2636 do not divide by zero for never executed counters.
2637 (tree_find_values_to_profile): Fix counters.
2638 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2640 2007-02-03 Ian Lance Taylor <iant@google.com>
2642 * lower-subreg.c (simple_move_operand): New static function,
2643 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2645 (simple_move): Call simple_move_operand.
2646 (find_decomposable_subregs): Add special handling of MEMs.
2647 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2648 meaning of return value. If we see a hard register, test whether
2649 it can store a word_mode value. Change all callers.
2651 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2653 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2654 ftrapv insns and expanders.
2655 (subdi3): Change define_expand operand 1 to arith11_operand, and
2656 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2657 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2658 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2662 * varasm.c (notice_global_symbol): Treat global objects as weak when
2665 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2667 * emit-rtl.c (dconstpi): Delete.
2669 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2670 * real.h (dconstpi): Delete.
2672 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2673 (fold_builtin_hypot): Likewise.
2675 2007-02-03 Tom Tromey <tromey@redhat.com>
2678 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2679 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2681 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2683 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2684 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2685 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2686 config/rs6000/cell.md, config/rs6000/darwin.h,
2687 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2688 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2689 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2690 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2691 typos. Follow spelling conventions.
2692 * doc/invoke.texi: Follow spelling conventions.
2694 2007-02-03 Roger Sayle <roger@eyesopen.com>
2696 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2697 canonicalization transformations that attempt to simplify integer
2698 constant comparisons to become comparisons against zero.
2700 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2702 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2704 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2705 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2707 2007-02-02 Mike Stump <mrs@apple.com>
2709 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2710 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2711 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2712 generate a branch island.
2714 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2716 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2717 (xtensa_legitimate_address_p): New.
2718 (xtensa_legitimize_address): New.
2719 (xtensa_output_addr_const_extra): New.
2720 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2722 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2723 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2724 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2725 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2726 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2727 (xtensa_legitimize_address): New.
2728 (xtensa_output_addr_const_extra): New.
2730 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2732 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2734 2007-02-02 Ian Lance Taylor <iant@google.com>
2736 * expmed.c (expand_divmod): Add comment.
2738 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2740 * emit-rtl.c (renumber_insns): Remove.
2741 * flags.h: Remove the extern for flag_renumber_insns.
2742 * rtl.h: Remove the prototype for renumber_insns.
2743 * toplev.c (flag_renumber_insns): Remove.
2745 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2747 Revert for x86 darwin:
2748 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2750 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2751 code before the following patch under TARGET_MACHO.
2752 (ix86_function_value_regno_p): Likewise.
2754 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2756 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2759 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2762 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2763 general or fp registers. Add comments.
2764 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2766 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2768 * pointer-set.c (insert_aux): Only return insertion slot.
2769 (pointer_set_insert): Adjust.
2770 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2771 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2772 pointer_map_traverse): New.
2773 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2774 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2775 pointer_map_contains, pointer_map_traverse): Declare.
2777 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2780 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2781 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2783 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2785 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2787 (struct _dep): New type.
2788 (dep_t): New typedef.
2789 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2790 (DEP_STATUS): New access macro. The macro with the same name was
2791 renamed to DEP_LINK_STATUS.
2792 (dep_init): Declare function
2794 (struct _dep_link): New type.
2795 (dep_link_t): New typedef.
2796 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2797 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2798 (DEP_LINK_STATUS): New macro.
2799 (debug_dep_links): New debug function.
2801 (struct _deps_list): New type.
2802 (deps_list_t): New typedef.
2803 (DEPS_LIST_FIRST): New access macro.
2804 (FOR_EACH_DEP_LINK): New cycle macro.
2805 (create_deps_list, free_deps_list, delete_deps_list): Declare
2807 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2808 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2809 (copy_deps_list_change_con): Ditto.
2811 (move_dep_link): Declare function.
2813 (struct _dep_node): New type.
2814 (dep_node_t): New typedef.
2815 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2817 (struct haifa_insn_data.back_deps): New field to hold backward
2818 dependencies of the insn.
2819 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2821 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2822 Change its type to deps_list_t.
2823 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2824 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2825 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2827 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2829 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2831 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2833 (dep_cost): Declare.
2835 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2836 (ds_to_dk, dk_to_ds): New functions.
2838 (init_dep_1): New static function.
2839 (init_dep): New function.
2840 (copy_dep): New static function.
2842 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2844 (detach_dep_link): New static function.
2845 (move_dep_link): New function.
2847 (dep_links_consistent_p, dump_dep_links): New static functions.
2848 (debug_dep_links): New debugging function.
2850 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2852 (alloc_deps_list, init_deps_list): New static functions.
2853 (create_deps_list): New function.
2854 (clear_deps_list): New static function.
2855 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2856 (deps_list_consistent_p, dump_deps_list): New static functions.
2857 (debug_deps_list): New function.
2858 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2860 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2862 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2863 use new scheduler dependencies lists.
2864 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2865 (sched_analyze): Ditto. Initialize dependencies lists.
2866 (add_forw_dep, compute_forward_dependences): Update to use new
2867 scheduler dependencies lists.
2869 (init_dependency_caches): Init deps_obstack.
2870 (free_dependency_caches): Free deps_obstack.
2872 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2873 new scheduler dependencies lists.
2874 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2875 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2877 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2878 Update to use new scheduler dependencies lists.
2879 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2880 (debug_dependencies): Ditto.
2881 (schedule_region): Update comments.
2883 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2884 scheduler dependencies lists.
2885 (schedule_ebb): Update comments.
2887 * rtl.def (DEPS_LIST): Remove.
2889 * lists.c (unused_deps_list): Remove.
2890 (free_list): Update assertions.
2892 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2893 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2895 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2896 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2898 * haifa-sched.c (comments): Update.
2899 (insn_cost1): Remove. Inline the code into insn_cost ().
2900 (insn_cost): Update to use new scheduler dependencies lists. Move
2901 processing of the dependency cost to dep_cost ().
2902 (dep_cost): New function. Use it instead of insn_cost () when
2903 evaluating cost of the dependency. Use compatible interface to
2904 interact with the target.
2905 (priority): Update to use new scheduler dependencies lists.
2906 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2907 with greater number of insns that depend on the insn.
2908 (schedule_insn): Update to use new scheduler dependencies lists. Add
2909 code to free backward dependencies lists. Inline and optimize code
2910 from resolve_dep () - see PR28071.
2911 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2912 lists. Update call to targetm.sched.is_costly_dependence hook.
2914 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2915 scheduler dependencies lists.
2917 (resolve_dep): Remove. Move the logic to schedule_insn ().
2918 (init_h_i_d): Initialize dependencies lists.
2920 (process_insn_depend_be_in_spec): Rename to
2921 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2923 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2924 Update to use new scheduler dependencies lists.
2925 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2927 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2928 new scheduler dependencies lists.
2929 (build_intra_loop_deps): Ditto.
2931 * target.h (struct _dep): Declare to use in
2932 gcc_target.sched.is_costly_dependence.
2933 (struct gcc_target.sched.adjust_cost): Fix typo.
2934 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2935 single dep_t parameter instead of an equivalent triad.
2936 (struct gcc_target.sched.adjust_cost_2): Remove.
2938 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2940 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2942 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2944 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2946 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2947 (REG_DEP_TRUE): Document.
2949 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2950 Change signature to correspond to the targetm.sched.adjust_cost hook.
2951 Update use in TARGET_SCHED_ADJUST_COST_2.
2952 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2953 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2954 new scheduler dependencies lists.
2955 (ia64_gen_check): Ditto.
2957 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2960 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2961 signature to correspond to the targetm.sched.is_costly_dependence hook.
2962 (is_costly_group): Update to use new scheduler dependencies lists.
2964 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2965 instead of INSN_COST () macro.
2967 2007-02-01 Ian Lance Taylor <iant@google.com>
2969 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2971 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2973 * pa.md (tp_load): Correct mfctl instruction syntax.
2975 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2977 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2978 altivec_padding_size calculation on AIX. Improve comment, add
2979 assert to verify that it's right.
2981 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2984 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2987 * global.c (global_alloc): Add mising initialization of
2990 2007-02-01 Roger Sayle <roger@eyesopen.com>
2992 * alias.c (init_alias_analysis): Correct whitespace.
2993 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2994 partition_hot_cold_basic_blocks): Likewise.
2995 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2996 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2997 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2998 fold_builtin_snprintf_chk, fold_builtin_printf,
2999 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3000 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3001 * cfgcleanup.c (cleanup_cfg): Likewise.
3002 * cfgexpand.c (tree_expand_cfg): Likewise.
3003 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3004 * function.c (get_next_funcdef_no): Likewise.
3005 * gengtype.c (main): Likewise.
3006 * genmodes.c (main): Likewise.
3007 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3008 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3009 * ifcvt.c (noce_emit_move_insn): Likewise.
3010 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3012 * stor-layout.c (get_best_mode): Likewise.
3013 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3014 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3015 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3016 perform_var_substitution, solve_graph): Likewise.
3017 * tree-vrp.c (vrp_finalize): Likewise.
3019 2007-02-01 Ian Lance Taylor <iant@google.com>
3021 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3022 high part of a paradoxical subreg, return a constant zero.
3024 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3026 * toplev.c (lang_dependent_init): Call init_set_costs.
3027 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3029 2007-02-01 Richard Guenther <rguenther@suse.de>
3032 * fold-const.c (fold_negate_expr): Allow negating a
3033 constant if overflow does not change.
3035 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3037 * doc/c-tree.texi (Expression trees): Improve markup.
3038 * doc/tm.texi (Register Classes, Addressing Modes)
3039 (Floating Point): Fix spacing after abbreviations. Fix some
3042 2007-02-01 Ben Elliston <bje@au.ibm.com>
3044 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3045 * doc/contrib.texi: Likewise.
3046 * doc/install.texi: Likewise.
3048 2007-01-31 Richard Henderson <rth@redhat.com>
3049 Ian Lance Taylor <iant@google.com>
3051 * lower-subreg.c: New file.
3052 * rtl.def (CONCATN): Define.
3053 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3055 * emit-rtl.c (update_reg_offset): New static function, broken out
3056 of gen_rtx_REG_offset.
3057 (gen_rtx_REG_offset): Call update_reg_offset.
3058 (gen_reg_rtx_offset): New function.
3059 * regclass.c: Revert patch of 2006-03-05, restoring
3061 (clear_reg_info_regno): New function.
3062 * dwarf2out.c (concatn_loc_descriptor): New static function.
3063 (loc_descriptor): Handle CONCATN.
3064 * common.opt (fsplit_wide_types): New option.
3065 * opts.c (decode_options): Set flag_split_wide_types when
3067 * timevar.def (TV_LOWER_SUBREG): Define.
3068 * rtl.h (gen_reg_rtx_offset): Declare.
3069 (reg_scan_update): Declare.
3070 * regs.h (clear_reg_info_regno): Declare.
3071 * tree-pass.h (pass_lower_subreg): Declare.
3072 (pass_lower_subreg2): Declare.
3073 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3074 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3076 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3077 * Makefile.in (OBJS-common): Add lower-subreg.o.
3078 (lower-subreg.o): New target.
3080 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3082 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3084 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3087 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3089 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3092 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3094 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3096 * cfgloop.h: Include vec-prim.h.
3097 (enum li_flags): Remove LI_ONLY_OLD.
3098 (loop_iterator): Changed.
3099 (fel_next, fel_init): Iterate over loop tree.
3100 (FOR_EACH_LOOP_BREAK): New macro.
3101 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3103 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3104 * modulo-sched.c (sms_schedule): Ditto.
3105 * tree-vectorizer.c (vectorize_loops): Ditto.
3106 * doc/loop.texi: Update information on loop numbering and behavior of
3107 FOR_EACH_LOOP wrto new loops.
3108 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3109 add_to_evolution_1): Test nestedness of loops instead of comparing
3111 * tree-chrec.c (chrec_fold_plus_poly_poly,
3112 chrec_fold_multiply_poly_poly, chrec_evaluate,
3113 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3114 reset_evolution_in_loop): Ditto.
3115 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3117 2007-01-31 Dirk Mueller <dmueller@suse.de>
3119 * c-common.c (warn_about_parentheses): Separate warning about
3120 un-parenthized sequence of comparison operators from the one
3121 which is supposed to warn about x <= y <= z.
3123 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3125 * optabs.h (enum optab_index): Add new OTI_isinf.
3126 (isinf_optab): Define corresponding macro.
3127 * optabs.c (init_optabs): Initialize isinf_optab.
3128 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3130 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3131 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3133 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3134 expand_builtin_interclass_mathfn.
3135 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3136 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3137 (fxam<mode>2_i387): New insn pattern.
3138 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3139 built-in functions as x87 inline asm.
3141 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3143 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3145 2007-01-30 Eric Christopher <echristo@apple.com>
3147 * config.gcc: Add geode.
3149 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3151 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3152 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3153 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3154 value-prof.c: Fix comment typos.
3156 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3159 * doc/invoke.texi (Wpointer-arith): Document warning.
3161 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3163 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3164 the list of discrepancies from the draft TR.
3166 2007-01-30 Dirk Mueller <dmueller@suse.de>
3169 * doc/invoke.texi (-Wreturn-type): Update description to
3172 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3174 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3176 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3178 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3179 to handle optabs that operate on floating point input argument and
3180 output to integer output.
3181 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3182 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3183 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3184 expand_builtin_interclass_mathfn ().
3185 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3187 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3188 ilogbl built-in functions as x87 intrinsics.
3190 2007-01-30 Richard Guenther <rguenther@suse.de>
3193 * dwarf2out.c (reference_to_unused): Query varpool if the
3194 variable was output.
3196 2007-01-30 Richard Guenther <rguenther@suse.de>
3199 * passes.c (execute_one_pass): Reset in_gimple_form to not
3200 confuse non-unit-at-a-time mode.
3202 2007-01-29 Roger Sayle <roger@eyesopen.com>
3203 Richard Guenther <rguenther@suse.de>
3205 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3206 avoid undefined behaviour on overflow. Use force_fit_type_double
3207 to construct the constant with the specified TREE_OVERFLOW.
3209 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3211 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3212 * config/dfp-bit.h: Ditto.
3214 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3216 * c-decl.c (pop_scope): Replace warnings with call to
3217 warn_for_unused_label.
3218 * c-common.h (warn_for_unused_label): Declare.
3219 * c-common.c (warn_for_unused_label): Define.
3221 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3223 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3226 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3228 * Makefile.in (USER_H): Remove decfloat.h.
3229 * ginclude/decfloat.h: Delete, moving contents to ...
3230 * ginclude/float.h: Add support for decimal floating point,
3231 guarded by __STDC_WANT_DEC_FP__.
3233 2007-01-29 Mike Stump <mrs@apple.com>
3235 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3236 Analysis and Representation to resolve case insensitive conflict.
3237 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3239 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3241 * tree.h (struct tree_memory_tag): Add aliases member.
3242 (MTAG_ALIASES): New macro.
3243 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3244 (add_may_alias): Remove pointer-set. Update for may_aliases being
3246 (mark_aliases_call_clobbered): Update for may_aliases being a
3248 (compute_tag_properties): Ditto.
3249 (create_partition_for): Ditto.
3250 (compute_memory_partitions): Ditto.
3251 (dump_may_aliases_for): Ditto.
3252 (is_aliased_with): Ditto.
3253 (add_may_alias_for_new_tag): Ditto.
3254 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3255 (compute_is_aliased): New function.
3256 (compute_may_aliases): Call compute_is_aliased).
3257 (init_alias_info): Initialize alias_bitmap_obstack.
3258 (union_alias_set_into): New function.
3259 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3260 (have_common_aliases_p): Rewrite to take two bitmaps and use
3262 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3264 (finalize_ref_all_pointers): Update for add_may_alias changes.
3265 (new_type_alias): Ditto.
3266 * tree-flow-inline.h (may_aliases): Return a bitmap.
3267 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3268 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3269 may_aliases being a bitmap.
3270 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3271 may_aliases now returns a bitmap.
3272 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3274 * tree-ssa-operands.c (add_virtual_operand): Update for
3275 may_aliases being a bitmap.
3277 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3279 PR tree-optimization/30630
3280 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3281 variable as changed.
3283 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3286 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3287 expanded only once even if an error occurs.
3289 2007-01-29 Ben Elliston <bje@au.ibm.com>
3291 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3292 (__gcov_average_profiler): Likewise.
3293 (__gcov_ior_profiler): Likewise.
3294 (__gcov_merge_ior): Likewise.
3296 2007-01-28 Jan Hubicka <jh@suse.cz>
3298 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3299 * value-prof.c (stringop_block_profile): Likewise.
3301 2007-01-28 Jan Hubicka <jh@suse.cz>
3303 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3304 variant handling histograms; add wrapper.
3305 (clear_storage_via_libcall): Export.
3306 (emit_block_move_hints): Break out from ...; add histograms.
3307 (emit_block_move): ... this one.
3308 (clear_storage_hints): Break out from ...; add histograms.
3309 (clear_storage): ... this one.
3310 (set_storage_via_memset): Handle histogram.
3311 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3312 (clear_storage_hints, clear_storage_via_libcall): Declare.
3313 (set_storage_via_setmem): Update prototype.
3314 * doc/md.texi (movmem, setmem): Document new arguments.
3316 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3318 (stringop_block_profile): New global function.
3319 (tree_stringops_values_to_profile): Profile block size and alignment.
3320 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3322 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3323 (stringop_block_profile): Declare.
3324 * builtins.c: Include value-prof.h.
3325 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3326 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3327 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3328 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3329 * profile.c (instrument_values): Add new counters.
3330 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3332 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3333 (tree_init_edge_profiler): Build new profilers.
3334 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3335 (pass_tree_profile): Add dump.
3336 (tree_profile_hooks): Update.
3337 * Makefile.in (LIBGCOV): Add new constants.
3338 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3339 __gcov_ior_profiler): New.
3340 * i386.md (movmem/setmem expanders): Add new optional arguments.
3342 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3344 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3346 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3348 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3349 (tree_unswitch_single_loop): Pass eni_size_weights to
3350 tree_num_loop_insns.
3351 * tree-ssa-loop-manip.c: Include tree-inline.h.
3352 (can_unroll_loop_p): Pass eni_size_weights to
3353 tree_num_loop_insns.
3354 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3355 Pass eni_size_weights to estimate_num_insns.
3356 * tree.h (init_inline_once): Export.
3357 * toplev.c (backend_init): Call init_inline_once.
3358 * cgraphunit.c (cgraph_process_new_functions,
3359 cgraph_analyze_function): Pass eni_inlining_weights to
3361 * ipa-inline.c (compute_inline_parameters): Ditto.
3362 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3363 to estimate_num_insns.
3364 (try_unroll_loop_completely): Pass eni_size_weights to
3365 tree_num_loop_insns.
3366 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3367 ot estimate_num_insns.
3368 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3369 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3370 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3371 eni_time_weights): New variables.
3372 (init_inline_once): Initialize them.
3373 (struct eni_data): Mew.
3374 (estimate_num_insns_1, estimate_num_insns): Use weights.
3375 * tree-inline.h (struct eni_weights_d): New.
3376 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3377 (estimate_num_insns): Declaration changed.
3378 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3379 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3380 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3382 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3384 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3385 relations in the conflict function is valid.
3387 2007-01-27 Ian Lance Taylor <iant@google.com>
3389 * common.opt: Add fstrict-overflow.
3390 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3391 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3392 (TYPE_OVERFLOW_UNDEFINED): Define.
3393 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3395 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3396 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3397 (fold_negate_expr): Likewise.
3398 (make_range): Likewise.
3399 (extract_muldiv_1): Likewise.
3400 (maybe_canonicalize_comparison): Likewise.
3401 (fold_comparison): Likewise.
3402 (fold_binary): Likewise.
3403 (tree_expr_nonnegative_p): Likewise.
3404 (tree_expr_nonzero_p): Likewise.
3405 * tree-vrp.c (compare_values): Likewise.
3406 (extract_range_from_binary_expr): Likewise.
3407 (extract_range_from_unary_expr): Likewise.
3408 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3410 (nowrap_type_p): Likewise.
3411 * tree-scalar-evolution.c (simple_iv): Likewise.
3412 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3413 (build_range_check): Likewise.
3414 (extract_muldiv_1): Likewise.
3415 (fold_comparison): Likewise.
3416 * tree-vrp.c (vrp_int_const_binop): Likewise.
3417 (extract_range_from_unary_expr): Likewise.
3418 * convert.c (convert_to_integer): Likewise.
3419 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3420 (fold_comparison): Likewise.
3421 (fold_binary): Likewise.
3422 * optabs.c (optab_for_tree_code): Likewise.
3423 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3424 * simplify-rtx.c (simplify_const_relational_operation): Check
3425 flag_strict_overflow and flag_trapv.
3426 (simplify_const_relational_operation): Likewise.
3427 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3428 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3431 2007-01-27 Roger Sayle <roger@eyesopen.com>
3433 * tree.c (tree_fold_gcd): Delete.
3434 * tree.h (tree_fold_gcd): Remove prototype.
3435 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3436 test whether one constant integer is a multiple of another. Instead
3437 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3438 * fold-const.c (multiple_of_p): We've determined both TOP and
3439 BOTTOM are integer constants so we can call int_const_binop directly
3440 instead of the more generic const_binop.
3442 2007-01-27 Roger Sayle <roger@eyesopen.com>
3444 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3445 1*X check that the constant hasn't overflowed, to preserve the
3447 (round_up): Provide an efficient implementation when rouding-up an
3448 INTEGER_CST to a power-of-two.
3450 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3452 * doc/sourcebuild.texi: Add comma for clarity.
3453 * doc/extend.texi: Fix some typos.
3454 * doc/passes.texi: Likewise.
3455 * doc/cppinternals.texi: Likewise.
3456 * doc/c-tree.texi: Likewise.
3457 * doc/tree-ssa.texi: Likewise.
3458 * doc/install.texi: Likewise.
3460 2007-01-27 Jan Hubicka <jh@suse.cz>
3462 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3463 (pass_sra): Do not require alias information.
3464 * passes.c (init_optimization_passes): Add SRA
3466 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3468 * tracer.c (rest_of_handle_tracer): We already cleaned
3469 up the CFG in tracer() so don't do it here again.
3470 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3471 cleanup_cfg here, either. And don't call renumber_insns.
3473 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3474 and BB_HEAD are in the insn stream here. Instead make sure
3475 that BB_INSN is valid on all insns. Also, do check here that
3476 there are no pending branch predictions...
3477 (rtl_verify_flow_info): ...instead of doing it here. Checks
3478 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3481 2007-01-26 Roger Sayle <roger@eyesopen.com>
3483 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3484 function to simplify/factorize operand order canonicalization.
3485 (ix86_fixup_binary_operands): Reorganize using the above function.
3486 (ix86_binary_operator_ok): Likewise.
3488 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3490 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3491 file scope from optimize_attrs.
3492 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3494 (optimize_attrs): Clear insn_code_values after freeing it.
3496 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3498 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3499 a parts.base assignment.
3501 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3503 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3504 (compute_subscript_distance, initialize_data_dependence_relation,
3505 finalize_ddr_dependent, analyze_ziv_subscript,
3506 analyze_siv_subscript_cst_affine,
3507 compute_overlap_steps_for_affine_univar,
3508 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3509 analyze_siv_subscript, analyze_miv_subscript,
3510 analyze_overlapping_iterations, subscript_dependence_tester_1,
3511 compute_self_dependence, free_dependence_relation): Work
3512 with affine_fn instead of chrecs.
3513 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3514 common_affine_function, affine_function_base,
3515 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3516 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3517 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3518 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3519 (all_chrecs_equal_p): Removed.
3520 * tree-data-ref.h (affine_fn, conflict_function): New types.
3521 (struct subscript): Change type of conflicting_iterations_in_a
3522 and conflicting_iterations_in_b.
3524 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3527 * config/pa/pa.h (TARGET_HPUX_11): New.
3528 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3529 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3531 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3532 Richard Guenther <rguenther@suse.de>
3534 * tree-ssa-structalias.c (solve_graph): Handle case
3535 we merged the variable to another.
3537 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3539 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3542 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3543 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3545 2007-01-25 DJ Delorie <dj@redhat.com>
3547 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3548 allow changes to modes which don't fit in those registers.
3550 * reload1.c (choose_reload_regs): Check for invalid subregs before
3551 computing their locations, not after.
3553 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3556 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3557 save Altivec registers in an eh_return function.
3558 (compute_vrsave_mask): Likewise.
3559 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3560 for saving Altivec registers.
3561 (rs6000_emit_prologue): Don't allocate stack twice in
3562 eh_return function. Correct expected value of altivec_save_offset
3563 when using save_world. Describe save of R0 to stack when using
3564 save_world. Describe stack pointer adjustment when using
3565 save_world. Remove duplicated eh_return parameter register saving.
3566 Update sp_offset variable after save_world.
3567 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3569 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3570 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3573 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3575 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3577 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3580 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3581 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3583 2007-01-25 Richard Guenther <rguenther@suse.de>
3585 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3586 * common.opt (-Wcoverage-mismatch): New warning option.
3587 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3588 if -Wcoverage-mismatch is given.
3590 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3592 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3593 (ipcp_driver): Change to static definition.
3594 Add dumping of the ifunctions.
3595 (constant_val_insert): Remove unused parameter. Support for SSA.
3596 (ipcp_propagate_const): Support for SSA.
3597 (ipcp_profile_bb_print): Print only analyzed nodes.
3598 (ipcp_replace_map_create): Remove support for Fortran constant
3600 * ipa-prop.c (ipa_method_modify_stmt,
3601 ipa_callsite_compute_param): Support for SSA.
3602 * ipa-prop.h (ipcp_driver): Remove declaration.
3603 (IS_VALID_TREE_MAP_INDEX): Add define.
3605 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3607 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3609 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3612 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3613 constant argument to cabs and do it without checking for
3614 -funsafe-math-optimizations.
3616 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3618 * c-common.h (RID_FIRST_CXX0X): New.
3619 (RID_LAST_CXX0X): New.
3620 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3622 * c.opt (Wc++0x-compat): New.
3623 * doc/invoke.texi (-Wc++0x-compat): Document.
3625 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3627 * builtins.c (fold_builtin_carg): New.
3628 (fold_builtin_1): Use it.
3630 2007-01-24 Jan Hubicka <jh@suse.cz>
3632 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3634 * ipa-inline.c (initial_insns, max_insns): Delete.
3635 (compute_max_insns): New function.
3636 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3637 of insns as base for code growth.
3638 (cgraph_decide_inlining): Make initial_insns local; do not compute
3640 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3641 * doc/invoke.texi (inline-unit-growth): Update docs.
3643 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3645 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3646 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3647 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3648 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3649 for CPUs that have PTA_CX16 set.
3652 * gimplify.c (omp_check_private): New function.
3653 (gimplify_scan_omp_clauses): Use it for
3654 firstprivate/lastprivate/reduction.
3657 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3658 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3661 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3662 If lower_lastprivate_clauses emits some statements, append them
3663 to dlist rather than body_p and to body_p append an initializer.
3664 (lower_omp_for): Adjust caller.
3666 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3668 * target.h (globalize_decl_name): New.
3669 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3670 * output.h (default_globalize_decl_name): New.
3671 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3673 (globalize_decl): Ditto.
3674 (default_globalize_decl_name): New.
3675 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3676 (ia64_handle_version_id_attribute): New.
3677 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3678 (ia64_asm_output_external): Use globalize_decl_name instead
3680 * doc/extend.texi (version_id): New pragma.
3681 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3683 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3685 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3686 _uleb128_t and _Unwind_SWord with _sleb128_t.
3687 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3688 uw_frame_state_for, uw_update_context_1): Likewise.
3689 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3690 * unwind-pe.h (read_uleb128, read_sleb128,
3691 read_encoded_value_with_base): Likewise.
3692 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3694 2007-01-24 Richard Guenther <rguenther@suse.de>
3696 * builtins.c (expand_builtin_cexpi): Get the fndecl
3697 for cexp in the correct way.
3699 2007-01-24 Jan Hubicka <jh@suse.cz>
3701 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3703 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3705 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3706 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3707 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3708 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3709 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3710 __SIZEOF_PTRDIFF_T__.
3711 * doc/cpp.texi: Documentation for the new builtin macros added.
3713 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3715 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3716 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3717 instead of operands[2] to avoid access past the end of array.
3719 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3721 * reload1.c (emit_reload_insns): Pass the reload register
3722 for a non-spill output reload through forget_old_reloads_1.
3724 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3726 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3727 _SOFT_DOUBLE if doubles use software floating-point.
3728 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3729 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3730 * config/rs6000/darwin-ldouble.c: Also compile functions for
3731 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3732 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3733 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3734 commented-out long double override.
3735 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3736 * config/rs6000/eabispe.h: Likewise.
3737 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3738 long double for non-SPE.
3739 (rs6000_handle_option): Likewise.
3740 (invalid_e500_subreg): Disallow more subregs involding DImode,
3741 DFmode, TImode or TFmode.
3742 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3744 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3746 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3747 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3749 (rs6000_legitimate_address): Also check for TFmode for E500
3751 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3752 (spe_build_register_parallel): Handle TFmode and TCmode.
3753 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3755 (function_arg): Handle TFmode and TCmode for E500 double.
3756 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3758 (print_operand): Handle TFmode and TImode for %y.
3759 (rs6000_generate_compare): Handle TFmode comparisons for E500
3761 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3762 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3763 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3764 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3765 TFmode for E500 double.
3766 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3767 (floatsidf2): Enable for E500 double.
3768 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3769 (extenddftf2): Change to extenddftf2_fprs.
3770 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3771 depending on TARGET_E500_DOUBLE.
3772 (extendsftf2): Enable for E500 double.
3773 (trunctfdf2): Enable for E500 double.
3774 (trunctfsf2): Change to trunctfsf2_fprs.
3775 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3776 depending on TARGET_E500_DOUBLE.
3777 (floatsitf2): Enable for E500 double.
3778 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3779 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3780 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3781 (negtf2): Change to negtf2_internal.
3782 (negtf2): New expander.
3783 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3784 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3785 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3786 (movdi_internal32): Use rs6000_nonimmediate_operand.
3787 (unnamed splitter): Likewise.
3788 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3789 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3790 (SPE64TF, DITI): New mode macros.
3791 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3794 (frob_<mode>_di_2): New.
3795 (frob_tf_di_8_2): New.
3796 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3798 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3800 (frob_ti_<mode>_8_2): New.
3801 (frob_ti_tf_2): New.
3802 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3803 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3805 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3806 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3807 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3808 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3809 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3810 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3813 2007-01-23 Ian Lance Taylor <iant@google.com>
3815 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3817 (OBJS-archive): Reformat, alphabetize.
3818 (OBJS): Change out_object_file to OBJS-md.
3820 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3823 JUMP_P and CALL_P predicates where applicable.
3824 * config/i386/i386.c: Ditto.
3825 * config/i386/i386.md: Ditto.
3826 * config/i386/mmx.md: Ditto.
3827 * config/i386/predicates.md: Ditto.
3829 2007-01-22 Andreas Schwab <schwab@suse.de>
3831 * config/m68k/m68k.h: Fix comment.
3833 2007-01-22 Jan Hubicka <jh@suse.cz>
3835 * passes.c (init_optimization_passes): Do not rerun
3836 pass_early_warn_uninitialized.
3838 2007-01-22 Richard Guenther <rguenther@suse.de>
3840 PR tree-optimization/30038
3841 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3843 (execute_cse_sincos_1): Likewise.
3844 (execute_cse_sincos): Likewise.
3845 (gate_cse_sincos): Likewise.
3846 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3847 the cexpi() canonicalization of sincos().
3848 * tree-pass.h (pass_cse_sincos): Declare.
3849 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3851 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3853 PR rtl-optimization/29329
3854 * combine.c (replaced_rhs_insn): Rename to i2mod.
3855 (replaced_rhs_value): Rename to i2mod_new_rhs.
3856 (i2mod_old_rhs): New global variable.
3857 (combine_instructions): Adjust for above change. Save a copy of
3858 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3859 note are substituted in the second instruction.
3860 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3861 ditch the note if it pertains to the second eliminated register
3862 and this register is mentioned in i2mod_old_rhs.
3865 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3867 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3868 the insn to which the note was originally attached.
3870 2007-01-21 Jan Hubicka <jh@suse.cz>
3872 * ipa-inline.c (inlining_mode): Comment, move up.
3873 (cgraph_decide_inlining_incrementally): Do not perform inlining
3874 itself; fix handling of flattening of self recursive functions.
3875 (cgraph_find_cycles): Remove.
3876 (cgraph_flatten_node): Remove.
3877 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3878 (try_inline): New function.
3879 (cgraph_early_inlining): Update call of
3880 cgraph_decide_inlining_incrementally. Apply inlining here.
3881 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3883 2007-01-21 Dirk Mueller <dmueller@suse.de>
3886 * tree-vrp.c (check_array_bounds): do not warn
3887 about ADDR_EXPR's of ARRAY_REF's which are immediately
3888 used in binary expressions.
3890 2007-01-21 Ira Rosen <irar@il.ibm.com>
3892 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3893 read_write_dep and macros for its access.
3894 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3895 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3896 argument, call vect_check_interleaving for every independent pair of
3897 data-refs. Mark loads that access the same memory location as a store
3899 (vect_check_dependences): Remove.
3900 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3901 call, fix the call to vect_analyze_data_ref_dependence.
3902 (vect_analyze_data_ref_access): For statements that access the same
3903 data-ref, check that they are not stores; for loads, check that there
3904 is no store that access the same location.
3906 2007-01-20 Roger Sayle <roger@eyesopen.com>
3907 Joseph Myers <joseph@codesourcery.com>
3909 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3910 (-fdump-rtl-stack): Likewise.
3911 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3912 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3913 (-mpt-fixed): Use @minus{} for minus sign.
3914 (Using Precompiled Headers): Fix under/overfull hbox.
3916 2007-01-20 Jan Hubicka <jh@suse.cz>
3918 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3919 place within annotation.
3921 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3923 * pa.c (output_move_double): Change array size of xoperands to 4.
3925 2007-01-20 Jan Hubicka <jh@suse.cz>
3927 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3930 2007-01-19 Ian Lance Taylor <iant@google.com>
3932 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3933 constant to unsigned HOST_WIDE_INT before negating.
3935 2007-01-19 Ian Lance Taylor <iant@google.com>
3937 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3939 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3940 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3941 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3942 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3943 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3944 (realloc_vdef, realloc_vuse): Change second parameter to
3946 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3948 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3949 unsigned. Change x and lim locals to unsigned.
3950 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3952 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3953 (copy_virtual_operands): Change i and n locals to unsigned.
3955 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * builtins.c (fold_builtin_1): Handle builtin fdim.
3960 2007-01-20 Jan Hubicka <jh@suse.cz>
3962 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3963 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3964 init_alias_heapvars.
3965 (init_alias_heapvars): Initialize only when not already initialized.
3966 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3968 2007-01-19 Roger Sayle <roger@eyesopen.com>
3970 * common.opt (fsigned-zeros): New command line option.
3971 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3972 of flag_unsafe_math_optimizations.
3973 * opts.c (set_fast_math_flags): The -ffast-math command line option
3974 implies -fno-signed-zeros.
3975 (fast_math_flags_set_p): Likewise.
3977 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3978 the documentation of -ffast-math appropriately. Wrap long lines.
3980 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3982 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3983 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3985 2007-01-19 Tomas Bily <tbily@suse.cz>
3987 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3989 (tree_init_ic_make_global_vars): New function
3990 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3991 (tree_gen_ic_profiler): New function
3992 (tree_gen_ic_func_profiler): New function
3993 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3994 (tree_profile_hooks): Added hook for indirec/virtual calls
3995 * value-prof.c (tree_find_values_to_profile): New case for
3997 (tree_values_to_profile): Call for determining indirect/virtual
3999 (tree_indirect_call_to_profile): New function
4000 (tree_ic_transform): New function
4001 (tree_ic): New function
4002 (find_func_by_pid): New function
4003 (init_pid_map): New function
4004 (tree_value_profile_transformations): Added check for
4005 indirect/virtual call transformation
4006 * value-prof.h (enum hist_type): New counter type for
4007 indirect/virtual calls
4008 (profile_hooks): Added new hook for profiling indirect/virtual
4010 * profile.c (instrument_values): New case for indirect/virtual
4012 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4013 (GCOV_COUNTER_V_INDIR): New counter type
4014 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4015 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4017 * cgraph.c: Definition of cgraph_max_pid
4018 (cgraph_create_node): Default init of pid attribute
4019 * cgraph.h: Declaration of cgraph_max_pid
4020 (struct cgraph_node): Added pid attribute
4021 * libgcov.c (__gcov_indirect_call_profiler): New function
4022 (__gcov_one_value_profiler_body): New function
4023 (__gcov_one_value_profiler): Body was moved to
4024 __gcov_one_value_profiler_body and calls it
4026 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4028 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4029 * gengtype.c (write_types_data, write_func_for_structure,
4030 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4031 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4032 (walk_type, write_func_for_structure): Generate the mark_hook if
4035 2007-01-19 Jan Hubicka <jh@suse.cz>
4037 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4038 'early' argument take inlining mode argument specifying whether to
4039 inline for size/speeed or all functions; add support for flattening;
4041 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4043 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4046 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4047 the name of the declared identifier.
4049 2007-01-19 Dirk Mueller <dmueller@suse.de>
4051 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4052 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4053 duplicate evaluation.
4055 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4057 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4058 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4059 to XFMode, use acosxf2 and truncate result to requested mode.
4060 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4061 (asin<mode>2): Similarly, with asin expanders.
4062 (*fscalexf4_i387): Rename from *fscalexf4.
4063 (expNcorexf3): New expander.
4064 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4065 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4066 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4067 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4068 patterns for SSE math.
4069 (exp10<mode>2): Similarly, with exp10 expanders.
4070 (exp2<mode>2): Similarly, with exp2 expanders.
4071 (expm1<mode>2): Similarly, with expm1 expanders.
4072 (ldexp<mode>3): Similarly, with ldexp expanders.
4073 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4074 Use gen_truncxf<mode>2_i387_noop to truncate result.
4076 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4078 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4079 for ColdFire targets.
4081 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4082 Richard Sandiford <richard@codesourcery.com>
4084 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4085 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4086 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4087 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4088 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4089 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4091 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4093 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4094 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4095 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4096 (*adddi_dilshr32_cf): New pattern.
4097 (adddi3, subdi3): Remove first alternatives.
4099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4101 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4102 implemented using move.l, do not use its cc result for floating-point
4105 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4107 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4108 from accepting 's' constraints if flag_pic.
4110 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4112 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4113 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4114 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4115 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4117 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4119 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4120 ColdFire alternatives.
4121 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4122 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4123 architectures that support ff1 instruction.
4125 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4126 Julian Brown <julian@codesourcery.com>
4128 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4129 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4130 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4133 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4135 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4137 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4138 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4139 HOST_WIDE_INT instead of an rtx.
4140 (m68k_rtx_costs): Update call accordingly.
4141 (output_move_const_into_data_reg): Likewise. Fix formatting.
4142 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4144 (output_move_simode_const): Update calls after above changes.
4145 Rework to use automatic variables and predicates like MEM_P.
4146 * config/m68k/m68k.md (pushexthisi_const): Update call to
4149 2007-01-19 Dirk Mueller <dmueller@suse.de>
4151 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4154 2007-01-19 Richard Guenther <rguenther@suse.de>
4156 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4157 via cexp in case sincos is not available.
4159 2007-01-19 Richard Guenther <rguenther@suse.de>
4161 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4162 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4163 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4164 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4165 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4166 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4167 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4168 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4170 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4172 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4174 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4175 (atan2xf3): Directly generate RTL pattern.
4176 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4177 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4178 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4179 disable patterns for SSE math.
4180 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4181 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4182 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4183 disable patterns for SSE math.
4185 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4187 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4189 2007-01-18 Roger Sayle <roger@eyesopen.com>
4191 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4192 VIEW_CONVERT_EXPR to the same type as it's operand.
4194 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4196 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4197 configured for long double 128.
4199 2007-01-18 Mike Stump <mrs@apple.com>
4201 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4204 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4206 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4209 2007-01-18 Jan Hubicka <jh@suse.cz>
4211 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4212 greater than NUM_VOP_FREE_BUCKETS.
4214 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4216 * tree-ssa-structalias.c: Update comments.
4217 (ptabitmap_obstack): Removed.
4219 (oldpta_obstack): Ditto.
4220 (stats): Add a few members.
4221 (struct variable_info): Remove node, complex, address_taken, and
4222 indirect_target members. Add oldsolution member.
4223 (new_var_info): Do not initialize removed members.
4224 (constraint_expr_type): Remove INCLUDES.
4225 (constraint_graph): Add size, implicit_preds, rep,
4226 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4227 (FIRST_REF_NODE): New macro.
4228 (LAST_REF_NODE): Ditto.
4229 (FIRST_ADDR_NODE): Ditto.
4230 (find): New function.
4232 (dump_constraint): Do not handle INCLUDES.
4233 (insert_into_complex): Do not insert duplicate constraints.
4234 (condense_varmap_nodes): Renamed and rewritten into ...
4235 (merge_node_constraints): This. Also fix bug in handling of
4236 offseted copy constraints.
4237 (clear_edges_for_node): No longer need to deal with preds at all,
4238 or removing associated preds/succs.
4239 (merge_graph_nodes): Deal with indirect_cycles.
4240 Don't deal with predecessors.
4241 (add_implicit_graph_edge): New function.
4242 (add_pred_graph_edge): Ditto.
4243 (add_graph_edge): Don't deal with predecessors.
4244 (build_constraint_graph): Removed.
4245 (build_pred_graph): New function.
4246 (build_succ_graph): Ditto.
4247 (struct scc_info): Removed in_component. Added roots, dfs, and
4248 node_mapping. Remove visited_index, unification_queue.
4249 (scc_visit): Deal with union-find we do now.
4250 Deal with cycles with REF nodes.
4251 (collapse_nodes): Renamed and rewritten to ...
4252 (unify_nodes): This.
4253 (process_unification_queue): Removed.
4254 (topo_visit): Cleanup
4255 (do_da_constraint): Use find.
4256 (do_sd_constraint): Ditto.
4257 (do_ds_constraint): Ditto.
4258 (do_complex_constraint): Ditto.
4259 (init_scc_info): Update for removed and added members.
4260 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4261 (find_indirect_cycles): This.
4262 (equivalence_class): New variable.
4263 (label_visit): New function.
4264 (perform_variable_substitution): Rewritten.
4265 (free_var_substitution_info): New function.
4266 (find_equivalent_node): Ditto.
4267 (move_complex_constraints): Ditto.
4268 (eliminate_indirect_cycles): Ditto.
4269 (solve_graph): Only propagate changed bits.
4270 Use indirect cycle elimination.
4272 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4273 (tree_id_eq): Renamed to ...
4274 (tree_vi_eq): This. Update for member change
4275 (insert_id_for_tree): Renamed and rewritten to ...
4276 (insert_vi_for_tree): This.
4277 (lookup_id_for_tree): Renamed and rewritten to ...
4278 (lookup_vi_for_tree): This.
4279 (get_id_for_tree): Renamed and rewritten to ...
4280 (get_vi_for_tree): Ditto.
4281 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4282 (process_constraint): Don't handle INCLUDES.
4283 Remove special ADDRESSOF case.
4284 (find_func_aliases): Rewrite to use vi functions instead of id
4286 (create_function_info_for): Ditto.
4287 (create_variable_info_for): Ditto.
4288 (intra_create_variable_infos): Ditto.
4289 (merge_smts_into): Ditto.
4290 (find_what_p_points_to): Ditto.
4291 (init_base_vars): Ditto.
4292 (init_alias_vars): Ditto.
4293 (remove_preds_and_fake_succs): New function.
4294 (dump_sa_points_to_info): Dump new stats.
4295 (dump_solution_for_var): Use find.
4296 (set_used_smts): Fix formatting.
4297 (compute_points_to_sets): Updated for new functions.
4298 (ipa_pta_execute): Ditto.
4300 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4301 Richard Sandiford <richard@codesourcery.com>
4303 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4305 * calls.c (expand_call): If the return value is a PARALLEL,
4306 extract its first member.
4307 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4308 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4309 use FUNCTION_EXTRA_EPILOGUE.
4310 (m68k_function_value): Return a PARALLEL if the return value
4311 is of a pointer type.
4312 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4313 (FUNCTION_EXTRA_EPILOGUE): Remove.
4314 * config/m68k/m68k.md (D0_REG): New constant.
4316 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4318 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4319 output a NOP for empty epilogues.
4321 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4323 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4324 before function. Extend register save check to include all
4325 registers, not just integer ones.
4327 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4329 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4330 (m68k_use_return_insn): ...this.
4331 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4332 * config/m68k/m68k.c (use_return_insn): Rename to...
4333 (m68k_use_return_insn): ...this.
4334 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4337 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4339 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4340 nearest even, fix denormal rounding overflow.
4342 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4344 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4345 f%$smove and f%$move.
4346 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4347 (extendsfdf2_cf): Use fdmove instead of f%&move.
4348 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4349 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4351 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4353 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4356 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4358 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4359 (coldfire_single_format): Declare.
4360 (coldfire_double_format): Likewise.
4361 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4362 of qnan_msb_set to determine the lower bits of a canonical
4364 (encode_ieee_double): Likewise.
4365 (encode_ieee_quad): Likewise.
4366 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4367 (mips_single_format): Likewise.
4368 (ieee_double_format): Likewise.
4369 (mips_double_format): Likewise.
4370 (ieee_extended_motorola_format): Likewise.
4371 (ieee_extended_intel_96_format): Likewise.
4372 (ieee_extended_intel_128_format): Likewise.
4373 (ieee_extended_intel_96_round_53_format): Likewise.
4374 (ibm_extended_format): Likewise.
4375 (mips_extended_format): Likewise.
4376 (ieee_quad_format): Likewise.
4377 (mips_quad_format): Likewise.
4378 (vax_f_format): Likewise.
4379 (vax_d_format): Likewise.
4380 (vax_g_format): Likewise.
4381 (i370_single_format): Likewise.
4382 (i370_double_format): Likewise.
4383 (decimal_single_format): Likewise.
4384 (decimal_double_format): Likewise.
4385 (decimal_quad_format): Likewise.
4386 (c4x_single_format): Likewise.
4387 (c4x_extended_format): Likewise.
4388 (real_internal_format): Likewise.
4389 (coldfire_single_format): New real_format.
4390 (coldfire_double_format): Likewise.
4391 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4392 canonical_nan_lsbs_set.
4393 (pdp11_d_format): Likewise.
4394 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4395 if TARGET_COLDFIRE_CPU.
4397 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4399 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4400 (output_call, m68k_legitimize_call_address): Declare.
4401 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4402 parenthesees. Add support for a 'W' constraint.
4403 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4404 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4405 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4406 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4408 (override_options): Initialize them. Do not set flag_no_function_cse
4409 for TARGET_ID_SHARED_LIBRARY.
4410 (m68k_output_pic_call): Delete.
4411 (m68k_legitimize_call_address): New function.
4412 (print_operand): Remove the %o prefix. Handle the %p prefix.
4413 (output_call): New function.
4414 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4415 target address from the GOT if symbolic jumps are not allowed.
4416 * config/m68k/m68k.md (call, general_operand): Do not set
4417 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4418 Merge separate flag_pic and !flag_pic define_insns into...
4419 (*call, *call_value): ...these new patterns. Match the address
4420 rather than the containing MEM and require it to be a call_operand.
4421 Use output_call to generate the asm template.
4422 * config/m68k/predicates.md (const_call_operand): New predicate.
4423 (call_operand): Likewise.
4425 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4427 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4428 (STACK_GROWS_DOWNWARD): Define to 1.
4429 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4430 comments, emphasizing that these values are only defaults.
4431 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4432 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4434 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4436 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4438 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4439 Richard Sandiford <richard@codesourcery.com>
4441 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4442 (FP_REGNO_P): New macros.
4443 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4444 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4445 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4446 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4448 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4450 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4451 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4453 * config/m68k/t-floatlib: New file, extracting common code from...
4454 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4455 * config/m68k/t-uclinux: Here.
4456 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4457 routines on ColdFire targets.
4459 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4461 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4462 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4463 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4464 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4465 explicitly set MOTOROLA to 1.
4466 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4468 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4469 Nathan Sidwell <nathan@codesourcery.com>
4471 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4472 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4473 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4474 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4475 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4476 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4477 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4478 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4479 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4480 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4481 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4482 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4483 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4484 (DBX_REGISTER_NUMBER): Delete.
4485 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4486 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4487 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4489 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4491 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4492 * config/flat.h: New file.
4493 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4495 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4496 indirect references for -msep-data or -mid-shared-library.
4497 Do not use PC-relative code addresses either.
4498 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4500 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4501 for shared libraries and crt1.o for executables. Use crti.o and
4503 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4504 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4505 Do not add -elf2flt or -shared-lib-id options here.
4506 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4507 Pass -shared-lib-id if -mid-shared-library, taking the library
4508 identifier from -mshared-library-id if given, otherwise
4510 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4511 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4512 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4513 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4514 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4515 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4517 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4518 jump sequence for ISA A and ISA A+.
4519 (PICJUMP): Likewise.
4521 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4523 * config.gcc (m68k-*-uclinux*): Base the port on the common
4524 and m68k GNU/Linux files rather than on the generic ELF ones.
4525 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4526 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4528 2007-01-18 Julian Brown <julian@codesourcery.com>
4529 Richard Sandiford <richard@codesourcery.com>
4531 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4532 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4533 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4535 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4537 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4539 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4541 * doc/install.texi: Document m68k-uclinuxoldabi.
4542 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4543 * config/m68k/uclinux-oldabi.h: New file, copied from
4544 config/m68k/uclinux.h.
4546 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4548 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4549 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4550 (m32r_compute_frame_size): Use unsigned for regno.
4551 (m32r_reload_lr): Use gen_frame_mem.
4553 (m32r_output_function_epilogue): Don't output the function epilogue
4555 (m32r_expand_epilogue): New.
4556 (direct_return): Return false if the function has the interrupt
4558 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4559 * config/m32r/m32r.md (epilogue): New expander.
4560 (return_lr, return_rte): New insns.
4561 (return): Make it expander.
4562 (return_normal): New expander.
4564 2007-01-18 Josh Conner <jconner@apple.com>
4567 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4568 support for UNLE, UNLT, UNGE, and UNGT.
4570 2007-01-18 Jan Hubicka <jh@suse.cz>
4572 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4573 * tree-tailcall (add_virtual_phis): Likewise.
4574 (optimize_tail_call): Return TODOs.
4575 (execute_tail_calls): Return TODOs.
4576 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4577 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4579 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4580 Cleanup cfg using TODO.
4581 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4582 * passes.c (execute_function_todo): When cleanup did something, remove
4584 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4585 (make_edges): Don't cleanup_cfg.
4587 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4589 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4590 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4591 operate on the top of stack.
4592 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4593 register handling of instructions that output to the second
4595 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4596 (move_for_stack_reg): Special-case check for dead destination
4597 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4599 * config/i386/i386.md (UNSPEC_TAN): New constant.
4600 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4601 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4602 to correctly model move of constant 1.0 to top stack slot.
4603 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4604 (unnamed peephole2 pattern): Remove corresponding peephole2
4605 pattern that optimizes tan insn and loading of constant 1.0.
4606 (tanxf2): Use fptanxf4_i387.
4607 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4608 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4609 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4610 disable patterns for SSE math.
4611 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4612 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4614 2007-01-18 Dirk Mueller <dmueller@suse.de>
4615 Richard Guenther <rguenther@suse.de>
4618 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4619 * common.opt (Warray-bounds): Add new warning option.
4620 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4622 * Makefile.in: make tree-vrp.o depend on toplev.h
4623 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4625 (check_array_refs, check_array_bounds, check_array_ref): New.
4627 2007-01-18 Jan Hubicka <jh@suse.cz>
4629 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4630 (execute_ssa_ccp): Return flags conditionally.
4631 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4633 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4635 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4637 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4638 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4640 * Makefile.c (GTFILES): Add cfglayout.h.
4641 * gengtype.c (open_base_files): Likewise.
4642 * cfglayout.c (cfg_layout_function_footer,
4643 cfg_layout_function_header) Reindent to make gengtype happy.
4644 * cfglayout.h (cfg_layout_function_footer,
4645 cfg_layout_function_header): Add GTY(()) marker.
4647 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4649 2007-01-18 Ben Elliston <bje@au.ibm.com>
4651 * genautomata.c (write_automata): Include xstrerror output in the
4652 error message if writing the DFA description file fails.
4654 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4656 * config/mips/mips-protos.h (mips_output_external): Make it
4658 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4659 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4660 (extern_list): Likewise.
4661 (extern_head): Likewise.
4662 (TARGET_ASM_FILE_END): Likewise.
4663 (mips_file_end): Likewise.
4664 (mips_output_external): Rewritten.
4666 2007-01-18 Ben Elliston <bje@au.ibm.com>
4668 * genpreds.c (write_insn_preds_c): Only write out the function
4669 body for regclass_for_constraint if we have register constraints.
4671 2007-01-17 Tom Tromey <tromey@redhat.com>
4673 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4674 * doc/install.texi (Testing): Use sourceware.org.
4675 (Binaries): Likewise.
4676 (Specific): Likewise.
4677 * doc/contrib.texi (Contributors): Use sourceware.org.
4679 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4681 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4682 (AVR_ENHANCED): Rename to ...
4683 (AVR_HAVE_MUL): ... new.
4684 (avr_enhanced_p): Rename to ...
4685 (avr_have_mul_p): ... new.
4686 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4687 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4688 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4689 (avr_have_mul_p): ... new.
4690 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4691 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4692 'avr_enhanced_p' and 'enhanced'.
4693 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4694 AVR_HAVE_MUL instead of AVR_ENHANCED.
4695 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4696 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4697 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4698 instead of AVR_ENHANCED.
4699 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4700 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4701 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4703 2007-01-17 Ian Lance Taylor <iant@google.com>
4705 * vec.h (VEC_reserve_exact): Define.
4706 (vec_gc_p_reserve_exact): Declare.
4707 (vec_gc_o_reserve_exact): Declare.
4708 (vec_heap_p_reserve_exact): Declare.
4709 (vec_heap_o_reserve_exact): Declare.
4710 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4712 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4714 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4715 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4716 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4717 * vec.c (calculate_allocation): Add exact parameter. Change all
4719 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4720 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4721 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4722 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4723 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4724 (vec_heap_p_reserve_exact): New function.
4725 (vec_heap_o_reserve_exact): New function.
4727 2007-01-17 Jan Hubicka <jh@suse.cz>
4729 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4731 2007-01-17 Eric Christopher <echristo@apple.com>
4733 * config.gcc: Support core2 processor.
4735 2007-01-16 Jan Hubicka <jh@suse.cz>
4737 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4738 the names, just unlink the chain so we don't crash on dangling pointers
4741 2007-01-16 Jan Hubicka <jh@suse.cz>
4743 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4744 * tree-pass.h: Reorder to make IPA passes appear toegher.
4745 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4746 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4747 parameters, do not call early inliner.
4748 * ipa-inline.c: Update comments. Include tree-flow.h
4749 (cgraph_decide_inlining): Do not compute inlining parameters.
4750 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4751 be called with function context set up.
4752 (pass_ipa_inline): Remove unreachable functions before pass.
4753 (cgraph_early_inlining): Simplify assuming to be called from the
4755 (pass_early_inline): New pass.
4756 (cgraph_gate_ipa_early_inlining): New gate.
4757 (pass_ipa_early_inline): Turn into simple wrapper.
4758 (compute_inline_parameters): New function.
4759 (gate_inline_passes): New gate.
4760 (pass_inline_parameters): New pass.
4761 (apply_inline): Move here from tree-optimize.c
4762 (pass_apply_inline): New pass.
4763 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4765 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4767 (tree_function_versioning): Do not allocate dummy struct function.
4768 * tree-inline.h (optimize_inline_calls): Update prototype.
4769 * tree-optimize.c (execute_fixup_cfg): Export.
4770 (pass_fixup_cfg): Remove
4771 (tree_rest_of_compilation): Do not apply inlines.
4772 * tree-flow.h (execute_fixup_cfg): Declare.
4773 * Makefile.in (gt-passes.c): New.
4774 * passes.c: Include gt-passes.h
4775 (init_optimization_passes): New passes.
4776 (nnodes, order): New static vars.
4777 (do_per_function_toporder): New function.
4778 (execute_one_pass): Dump current pass here.
4779 (execute_ipa_pass_list): Don't dump current pass here.
4781 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4783 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4784 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4786 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4788 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4789 (strong_alias): Define.
4790 (__gcc_qmul): Provide non-FMA for soft-float.
4796 (__gcc_qunord): New.
4806 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4807 soft-float functions.
4808 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4809 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4810 about long double soft float.
4812 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4813 Tehila Meyzels <tehila@il.ibm.com>
4815 * tree-vectorizer.h (is_pattern_stmt_p): New.
4816 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4817 formatting (tabs instead of spaces). Cleanup and clarify setting
4818 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4819 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4820 (vectorizable_type_demotion): Check that types are integral.
4821 (vectorizable_type_promotion): Likewise.
4822 (vectorizable_store): Fix typo. Eliminate new-line at end of
4825 2007-01-16 Jan Hubicka <jh@suse.cz>
4827 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4830 2007-01-15 Eric Christopher <echristo@apple.com>
4832 * ifcvt.c: Include vec.h, vecprim.h.
4833 (check_cond_move_block): New argument regs.
4834 Reorganize. Add registers used to regs.
4835 (cond_move_process_if_block): Use regs set above as
4838 2007-01-15 Eric Christopher <echristo@apple.com>
4840 * config/darwin.h: Update copyright.
4841 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4842 (LINK_COMMAND_SPEC): Add -u.
4843 (LINK_SPEC): Fix umbrella for above.
4845 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4847 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4850 2007-01-15 Tom Tromey <tromey@redhat.com>
4852 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4853 * doc/install.texi (Testing): Don't mention jacks.
4854 (Configuration): Document --enable-java-maintainer-mode. Move
4855 --with-java-home to libgcj-specific section. Document
4857 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4859 2007-01-15 Jan Hubicka <jh@suse.cz>
4861 * tree-ssa-dce.c (DCE_TODOs): New.
4862 (propagate_necessity): Return if something changed.
4863 (eliminate_unnecessary_stmts): Likewise.
4864 (perform_tree_ssa_dce): Return TODO flags when needed.
4865 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4867 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4869 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4870 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4871 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4872 patterns using X87MODEF12 mode macro. Extend operand 1
4873 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4874 (log10<mode>2): Ditto.
4875 (log2<mode>2): Ditto.
4876 (log1p<mode>2): Ditto.
4877 (logb<mode>2): Ditto.
4878 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4879 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4880 (*fxtractxf3_i387): Rename from *fxtractxf3.
4881 (fxtract_extend<mode>xf3_i387): New insn pattern.
4882 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4883 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4884 and gen_fyl2xxf3_i387().
4886 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4888 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4889 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4890 get_loop_exit_edges. Changed return type to bool.
4891 * cfgloop.h (fix_loop_placement): Declaration removed.
4893 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4895 * param.h (MIN_VECT_LOOP_BOUND): New.
4896 * params.def (MIN_VECT_LOOP_BOUND): New.
4897 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4898 argument - minimum threshold for number of iterations.
4899 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4900 argument to declaration.
4901 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4902 MIN_VECT_LOOP_BOUND.
4903 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4904 slpeel_tree_peel_loop_to_edge with additional argument.
4905 (vect_do_peeling_for_alignment): Likewise.
4906 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4908 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4911 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4914 2007-01-14 Jan Hubicka <jh@suse.cz>
4916 * tree-dfa.c (remove_referenced_var): New function.
4917 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4918 prune referenced vars list too.
4919 * tree-flow.h (remove_referenced_var): Declare.
4921 2007-01-14 Jan Hubicka <jh@suse.cz>
4923 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4925 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4926 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4927 * except.h (verify_eh_throw_table_statements): Kill prototype.
4928 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4929 into call exrepssions.
4930 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4932 * tree-cfg.c: Include pointer-set.h.
4933 (verify_node_sharing): Work on pointer set.
4934 (verify_eh_throw_stmt_node): New.
4935 (verify_stmts): Use pointers sets, verify throw_stmt.
4937 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4939 * ipa-reference.c (analyze_function): Consider also addresses taken
4942 2007-01-12 Roger Sayle <roger@eyesopen.com>
4944 * c-typeck.c (null_pointer_constant_p): Replace use of
4945 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4946 (build_c_cast): Likewise.
4948 2007-01-12 Roger Sayle <roger@eyesopen.com>
4950 * tree.h (force_fit_type_double): Remove unused final argument.
4951 * c-common.c (constant_expression_warning): Replace use of
4952 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4953 (convert_and_check): Likewise.
4954 (shorten_compare): Update call to force_fit_type_double.
4955 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4956 * convert.c (convert_to_pointer): Update call to
4957 force_fit_type_double.
4958 * fold-const.c (force_fit_type_double): Remove overflowed_const
4960 (int_const_binop, fold_convert_const_int_from_int,
4961 fold_convert_const_int_from_real, fold_div_compare,
4962 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4963 fold_abs_const, fold_not_const): Remove the final argument from
4964 calls to force_fit_type_double.
4966 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4968 * configure.ac: Set insn to "nop" for spu-*-* also.
4969 * configure: Regenerate.
4971 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4973 * builtins.def : Add BUILT_IN_FREE.
4975 2007-01-12 Jan Hubicka <jh@suse.cz>
4977 PR tree-optimization/30443
4978 * tree-inline.c (tree_function_versioning): Do not optimize when
4979 cloning for inlining.
4981 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4983 * doc/loop.texi: Document recording of loop exits.
4984 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4985 (update_single_exits_after_duplication,
4986 update_single_exit_for_duplicated_loop,
4987 update_single_exit_for_duplicated_loops): Removed.
4988 (duplicate_loop_to_header_edge): Do not call
4989 update_single_exits_after_duplication and
4990 update_single_exit_for_duplicated_loops.
4991 (loop_version): Do not update single_exit information.
4992 (fix_loop_structure): Use record_loop_exits instead of
4993 mark_single_exit_loops.
4994 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4995 the lists of loop exits.
4996 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4997 split_edge, merge_blocks): Update the lists of loop exits.
4998 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4999 loop_optimizer_init.
5000 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5001 of mark_single_exit_loops.
5002 (loop_optimizer_finalize): Call release_recorded_exits.
5003 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5004 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5005 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5006 update single exit information.
5007 * lambda-code.c (perfect_nestify): Ditto.
5008 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5009 (mark_single_exit_loops): Removed.
5010 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5011 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5012 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5014 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5015 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5016 (verify_loop_structure): Verify consistency of the exit lists.
5017 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5018 (set_single_exit): Removed.
5019 * cfgloop.h (struct loop_exit): New function.
5020 (struct loop): single_exit_ field replaced by exits field.
5021 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5022 (struct loops): Added exits hash.
5023 (mark_single_exit_loops, set_single_exit): Declaration removed.
5024 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5026 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5028 * doc/invoke.texi: Avoid use of @headitem.
5030 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5032 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5034 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5036 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5039 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5040 Richard Sandiford <richard@codesourcery.com>
5042 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5043 * config/m68k/m68k.opt: Resort options.
5044 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5046 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5047 Richard Sandiford <richard@codesourcery.com>
5049 * doc/invoke.texi: Document the macros that are defined by
5050 m68k's -mtune and -mhard-float options.
5051 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5052 (m68k_cpp_cpu_family): Likewise.
5053 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5054 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5055 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5056 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5057 (m68k_cpp_cpu_family): Likewise.
5059 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5061 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5062 macros besides mc68000 as tuning macros. Use a switch statement
5063 to set them and mcpu32.
5065 2007-01-12 Julian Brown <julian@codesourcery.com>
5067 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5068 (TARGET_68040_ONLY): Rename to...
5069 (TARGET_68040): ...this.
5070 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5071 * config/m68k/m68k.md: Likewise.
5073 2007-01-12 Julian Brown <julian@codesourcery.com>
5074 Nathan Sidwell <nathan@codesourcery.com>
5075 Richard Sandiford <richard@codesourcery.com>
5077 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5078 the -mcpu= argument associated with the --with-cpu setting.
5079 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5080 if different from the one implied by the -mcpu setting.
5081 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5082 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5083 * doc/invoke.texi: Mention ColdFire in the introduction to the
5084 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5085 -mno-div and -mhard-float options. Make -m68881 a synonym for
5086 -mhard-float. Document the previously-undocumented -m5206e,
5087 -m528x, -m5307 and -m5407 options. Tweak the existing option
5088 documentation for consistency.
5089 * doc/install.texi: Mention new --with-cpu arguments.
5090 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5091 default CPU if neither -mcpu nor -march are specified.
5092 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5093 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5094 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5095 using m68k_tune to decide between families that implement the
5096 same ISA. Use m68k_tune to set __mcfv4e__.
5097 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5098 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5099 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5100 (FL_ISA_C, FL_ISA_MMU): New macros.
5101 (MASK_COLDFIRE): Delete.
5102 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5103 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5104 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5105 (TARGET_HARD_FLOAT): Do not define here.
5106 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5107 (TUNE_68000): New macro.
5108 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5109 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5110 (TUNE_CFV2): Redefine in terms of m68k_tune.
5111 (uarch_type, target_device, fpu_type): New enums.
5112 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5113 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5114 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5115 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5116 (FL_FOR_isa_c): New macros.
5117 (m68k_isa): New enum.
5118 (m68k_target_selection): New structure.
5119 (all_devices, all_isas, all_microarchs): New tables.
5120 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5121 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5122 (MASK_ALL_CPU_BITS): Delete.
5123 (m68k_find_selection): New function.
5124 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5125 Map the legacy target options to a combination of the new ones.
5126 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5127 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5128 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5130 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5131 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5133 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5134 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5135 * config/m68k/m68k-devices.def: New file.
5137 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5138 Nathan Sidwell <nathan@codesourcery.com>
5140 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5141 (SUBTARGET_EXTRA_SPECS): New macros.
5142 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5143 use %(asm_cpu_spec) instead.
5144 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5145 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5146 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5147 (EXTRA_SPECS): Rename to...
5148 (SUBTARGET_EXTRA_SPECS): ...this.
5150 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5151 Richard Sandiford <richard@codesourcery.com>
5152 Julian Brown <julian@codesourcery.com>
5154 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5155 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5156 to the configuration's default CPU.
5157 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5158 Remove default masks.
5159 (m680[012]0-*-*): Set the default with_cpu to the first part of
5161 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5162 (m68k*-*-linux): Extend the --with-cpu handling to...
5163 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5164 and m68010. Don't set target_cpu_default2.
5165 * doc/install.texi: Document --with-cpu for m68k.
5166 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5167 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5168 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5169 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5170 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5171 (ASM_SPEC): Remove use of %(asm_cpu_default).
5172 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5173 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5174 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5175 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5176 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5177 (TARGET_DEFAULT): Delete.
5178 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5179 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5180 (CPP_CPU_SPEC): Delete.
5181 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5182 the appropriate string.
5183 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5184 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5185 (ASM_SPEC): Don't use %(asm_default_spec).
5186 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5187 TARGET_DEFAULT and add MASK_68881.
5188 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5190 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5192 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5193 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5194 MASK_68010 alongside MASK_68020.
5195 * doc/invoke.texi: Document -m68010.
5196 * config/m68k/m68k.opt (m68010): New.
5197 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5199 (TUNE_68010): New macro.
5200 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5201 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5202 (M68K_CPU_m68332): Add MASK_68010.
5203 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5204 fallback definition.
5205 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5207 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5208 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5209 to all entries that use MASK_68020.
5210 (output_move_simode_const, output_move_himode, output_move_qimode)
5211 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5212 instead of TARGET_68020 to select clr behavior. Remove comment
5213 about there being no TARGET_68010.
5214 * config/m68k/m68k.md: Likewise throughout.
5216 2007-01-12 Julian Brown <julian@codesourcery.com>
5218 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5219 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5220 * config/m68k/m68k.md: Likewise.
5222 2007-01-12 Julian Brown <julian@codesourcery.com>
5224 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5225 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5227 2007-01-12 Julian Brown <julian@codesourcery.com>
5229 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5230 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5231 * config/m68k/m68k.md: Likewise.
5233 2007-01-12 Julian Brown <julian@codesourcery.com>
5234 Richard Sandiford <richard@codesourcery.com>
5236 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5237 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5238 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5240 (TARGET_CPU32): Rename to...
5241 (TUNE_CPU32): ...this.
5242 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5243 (TUNE_CFV2): New macros.
5244 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5245 remove conditions that are implied by TARGET_68020.
5246 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5247 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5248 (m68k_output_function_epilogue): Likewise.
5249 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5250 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5251 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5252 non-68000 timings. Refactor multiplication and division costs.
5253 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5254 TUNE_CPU32 instead of TARGET_CPU32.
5255 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5256 and TUNE_68060 instead of TARGET_68060.
5257 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5258 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5260 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5261 && !TARGET_COLDFIRE" to choose between moveq and clr.
5262 Likewise in the unnamed movsf pattern.
5263 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5264 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5267 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5269 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5270 of tabbing before backslashes.
5272 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5274 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5275 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5276 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5278 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5280 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5281 find_interesting_uses_cond.
5282 (find_interesting_uses_cond): Use extract_cond_operands.
5283 (rewrite_use_compare): Use extract_cond_operands and
5284 force_gimple_operand_bsi. Do not call update_stmt.
5285 (determine_use_iv_cost_condition): Use extract_cond_operands.
5286 Return cheaper of using original bound and changing the exit bound.
5288 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5290 PR tree-optimization/29516
5291 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5292 most_expensive_mult_to_index, addr_to_parts,
5293 create_mem_ref, maybe_fold_tmr): Make the type of
5294 fields of TARGET_MEM_REF sizetype.
5295 (move_fixed_address_to_symbol, move_pointer_to_base):
5297 * tree.def (TARGET_MEM_REF): Add comment on types of
5300 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5302 * c-common.c (vector_types_convertible_p): Treat opaque types as
5303 always convertible if they have the same size, but not otherwise.
5305 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5307 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5308 Remove the b_unconditional field.
5309 (noce_try_sign_mask): Do not look at b_unconditional.
5310 (noce_process_if_block): Do not use merge_if_blocks. Update
5311 the CFG here. Do not set b_unconditional.
5312 (cond_move_process_if_block): Likewise.
5313 (find_cond_trap): Likewise.
5314 (check_cond_move_block): Require simple jump insns at the end
5317 2007-01-11 Jan Hubicka <jh@suse.cz>
5319 PR tree-optimization/1046
5320 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5321 when alias info is not ready.
5322 (pass_tail_recursion): Do not require aliasing.
5323 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5324 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5325 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5326 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5327 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5328 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5329 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5331 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5332 When aliasing is not build, mark statement as volatile.
5334 2007-01-11 Tom Tromey <tromey@redhat.com>
5336 PR preprocessor/15185, PR preprocessor/20989:
5337 * doc/cppopts.texi <-MT>: Update description of algorithm for
5338 computing default target.
5339 <-M, -MD>: Reword "basename" text.
5341 2007-01-11 Roger Sayle <roger@eyesopen.com>
5343 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5344 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5345 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5346 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5347 fold_builtin_bswap, real_constp, fold_builtin_pow,
5348 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5349 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5350 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5351 * convert.c (convert_to_pointer): Likewise.
5352 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5353 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5354 const_binop, fold_convert_const_int_from_int,
5355 fold_convert_const_int_from_real,
5356 fold_convert_const_real_from_real, sign_bit_p,
5357 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5358 fold_sign_changed_comparison, fold_unary, fold_comparison,
5359 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5360 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5361 * print-tree.c (print_node_brief, print_node): Likewise.
5362 * stor-layout.c (place_field, layout_type): Likewise.
5363 * tree-chrec.c (keep_cast): Likewise.
5364 * tree.c (build_vector, build_real, build_real_from_int_cst,
5365 build_complex): Likewise.
5367 2007-01-11 Roger Sayle <roger@eyesopen.com>
5369 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5370 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5372 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5374 * configure.ac (strict1_warn): Rename to strict_warn.
5375 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5376 cc_set_by_configure, quoted_cc_set_by_configure,
5377 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5378 all_boot_languages, all_stagestuff): Remove.
5379 (target_list): Remove bootstrap targets.
5380 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5381 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5382 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5383 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5384 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5385 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5386 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5387 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5388 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5389 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5390 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5391 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5392 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5393 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5394 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5395 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5396 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5397 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5398 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5399 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5400 (mostlyclean): Adjust.
5401 (clean, distclean): Don't mention bootstrap stuff.
5402 * configure: Regenerate.
5403 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5404 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5405 treelang/config-lang.in (stagestuff): Remove.
5406 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5407 stageprofile, stagefeedback, stagestuff): Remove mention.
5409 2007-01-11 Nick Clifton <nickc@redhat.com>
5411 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5413 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5414 (mcore_arith_K_S_operand): Run the test for the S constraint not
5415 the test for the M constraint.
5416 (mcore_addsub_operand): Do not accept integer values that are
5417 larger than 32 bits.
5418 * config/mcore/mcore.md: Remove unused constraints from split.
5419 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5421 (allocate_stack): Likewise.
5422 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5423 operands to 32 bits.
5424 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5426 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5427 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5428 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5429 mcore_output_bclri, mcore_output_andn, output_inline_const,
5430 mcore_output_move, mcore_output_movedouble): Likewise.
5431 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5432 (output_inline_const): Likewise.
5433 (output_inline_const): Fix format strings used in sprintf
5435 * config/mcore/mcore-protos.h: Update prototypes for changed
5436 functions in mcore.c.
5437 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5438 HOST_WIDE_INT and not int.
5439 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5440 CONST_OK_FOR_N): Likewise.
5441 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5442 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5445 2007-01-10 Jan Hubicka <jh@suse.cz>
5447 * tree-vrp.c (remove_range_assertions): Release defs.
5448 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5449 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5451 2007-01-10 Paul Brook <paul@codesourcery.com>
5453 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5454 * config/arm/arm.md (mulsi3subsi): New insn.
5456 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5458 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5459 (tree_transform_and_unroll_loop): New.
5460 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5463 2007-01-10 Robert Kennedy <jimbob@google.com>
5465 * fold-const.c (fold_comparison): Fold comparisons like (x *
5466 1000 < 0) to (x < 0).
5468 2007-01-10 Ian Lance Taylor <iant@google.com>
5470 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5471 operands have the same priority.
5473 2007-01-10 Tom Tromey <tromey@redhat.com>
5475 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5476 (fold_binary): Likewise.
5477 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5478 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5479 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5480 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5481 * langhooks.h (struct lang_hooks): Removed field
5482 'can_use_bit_fields_p'.
5484 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5486 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5488 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5490 * function.c (get_last_funcdef_no): New function.
5491 * function.h (get_last_funcdef_no): Declare.
5492 * tree-inline.c (initialize_cfun): Add initialization.
5493 (tree_function_versioning): Cleanup.
5495 2007-01-10 Jan Hubicka <jh@suse.cz>
5497 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5500 2007-01-10 Sa Liu <saliu@de.ibm.com>
5501 Ben Elliston <bje@au.ibm.com>
5503 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5504 for SAVE_NONLOCAL and Pmode for any other save level.
5505 * spu-protos.h (spu_restore_stack_block): Declare.
5506 * spu.md (save_stack_block): Remove.
5507 (restore_stack_block): Call spu_restore_stack_block.
5508 * spu.c (spu_restore_stack_block): New function.
5509 (spu_expand_epilogue): Remove old comment.
5511 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5513 PR tree-optimization/30322
5514 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5515 (cand_value_at): Return the value as aff_tree.
5516 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5517 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5518 aff_combination_mult): New functions.
5519 (aff_combination_add): Use aff_combination_add_cst.
5520 (aff_combination_convert): Allow conversions to a wider type.
5521 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5522 * tree-affine.h (aff_combination_mult): Declare.
5524 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5526 * doc/tm.texi: Update documentation to reflect reality of exec
5527 and start file search behaviours. Update copyright year.
5528 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5529 header file directories.
5531 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5533 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5534 (*cosxf2): Rename to cosxf2_i387.
5535 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5536 using X87MODEF12 mode macro. Rename patterns to
5537 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5539 (*cosdf2, *cossf2): Ditto.
5540 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5541 to match extended input operands.
5542 (sincos<mode>3): New expander.
5543 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5544 insn patterns and corresponding splitters.
5546 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5548 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5549 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5551 2007-01-09 Nicolas Pitre <nico@cam.org>
5554 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5556 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5558 * target.h (struct gcc_target): New field library_rtti_comdat.
5559 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5560 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5561 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5562 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5564 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5566 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5568 2007-01-08 Richard Guenther <rguenther@suse.de>
5570 * tree.h (force_fit_type_double): Export.
5571 (force_fit_type): Remove.
5572 * fold-const.c (force_fit_type_double): New function.
5573 (force_fit_type): Remove.
5574 (int_const_binop): Use it.
5575 (fold_convert_const_int_from_int): Likewise.
5576 (fold_convert_const_int_from_real): Likewise.
5577 (fold_div_compare): Likewise.
5578 (fold_sign_changed_comparison): Likewise.
5579 (fold_unary): Likewise.
5580 (fold_negate_const): Likewise.
5581 (fold_abs_const): Likewise.
5582 (fold_not_const): Likewise.
5583 * c-common.c (shorten_compare): Use force_fit_type_double.
5584 * convert.c (convert_to_pointer): Likewise.
5586 2007-01-08 Richard Guenther <rguenther@suse.de>
5588 * tree.h (build_int_cst_wide_type): Export.
5589 * tree.c (build_int_cst_wide_type): New function.
5590 (build_int_cst_wide): Fix comment.
5591 * builtins.c (fold_builtin_object_size): Use build_int_cst
5592 to build -1 or 0 of the correct type. Use fit_double_type
5593 to check for overflow.
5594 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5596 (decode_field_reference): Likewise.
5597 (all_ones_mask_p): Likewise.
5598 (native_interpret_int): Use build_int_cst_wide_type.
5599 (fold_binary): Use build_int_cst_type to build an all-ones
5601 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5603 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5605 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5607 2007-01-09 Ben Elliston <bje@au.ibm.com>
5609 * genautomata.c (STATS_OPTION): New option.
5610 (stats_flag): New flag.
5611 (gen_automata_option): Handle it.
5612 (initiate_automaton_gen): Ditto.
5613 (write_automata): Output statistics only if stats_flag is
5614 set. Likewise, output time statistics only if time_flag is set.
5615 * doc/md.texi (Processor pipeline description): Document new flag.
5617 2007-01-08 Richard Guenther <rguenther@suse.de>
5619 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5620 * tree.c (build_int_cst_type): Likewise.
5621 (size_in_bytes): Don't call force_fit_type on the result.
5622 (int_fits_type_p): Use fit_double_type.
5623 * fold-const.c (fit_double_type): New function.
5624 (force_fit_type): Use it.
5625 * tree.h (fit_double_type): Export.
5627 2007-01-08 Jan Hubicka <jh@suse.cz>
5629 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5630 * ipa.c (function_and_variable_visibility): Fix return type.
5632 2007-01-08 Richard Guenther <rguenther@suse.de>
5634 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5635 of offset to build the index.
5636 * tree-pretty-print.c (dump_generic_node): Don't build negated
5637 const just for printing.
5638 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5639 * builtins.c (fold_builtin_int_roundingfn): Check if result
5640 fits the type by using force_fit_type and comparing the result.
5641 * predict.c (predict_loops): Use compare_tree_int for comparison.
5642 * tree.c (build_int_cst): Fall back to integer_type_node for
5644 (build_int_cst_wide): Assert type is non-null.
5646 2007-01-08 Roberto Costa <roberto.costa@st.com>
5648 * tree-vrp.c (extract_range_from_cond_expr): New.
5649 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5650 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5652 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5653 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5654 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5655 used as expressions.
5656 * tree-object-size.c (cond_expr_object_size): New.
5657 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5659 2007-01-08 Jan Hubicka <jh@suse.cz>
5661 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5662 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5665 2007-01-08 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/23603
5668 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5669 (extract_range_from_binary): Fall back to truthvalue instead of
5670 varying for TRUTH_*_EXPR.
5671 (extract_range_from_comparison): Fall back to truthvalue instead of
5673 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5674 if all visited PHI values were constant.
5676 2007-01-08 Jan Hubicka <jh@suse.cz>
5678 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5679 (cgraph_analyze_function): break out from ...
5680 (cgraph_finalize_compilation_unit): ... here.
5681 (cgraph_expand_function): Remove forgoten commented out line.
5682 (cgraph_optimize): Analyze functions.
5684 2007-01-08 Jan Hubicka <jh@suse.cz>
5686 * tree-pas.h (TODO_remove_function): New flag.
5687 (TODO_update*): Renumber.
5688 (pass_ipa_increase_alignment,
5689 pass_ipa_function_and_variable_visibility): New passes.
5690 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5691 (cgraph_function_and_variable_visibility): Move to ipa.c
5692 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5693 cgraph_increase_alignment.
5694 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5695 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5696 calling tree-inline.
5697 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5698 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5699 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5700 (gate_increase_alignment): New function.
5701 (pass_ipa_increase_alignment): New pass.
5702 * ipa.c: Inline tree-pass.h and timevar.h
5703 (function_and_variable_visibility): Move here from cgraphunit.c
5704 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5705 * passes.c (init_optimization_passes): Add the two new passes.
5706 (execute_todo): Handle cgraph_remove_functions.
5708 2007-01-08 Nick Clifton <nickc@redhat.com>
5710 * config/frv/predicates.md (reg_or_0_operand): Accept
5713 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5715 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5716 * config.gcc: Add bfin*-rtems*.
5718 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5720 * c.opt: Add -flax-vector-conversions.
5721 * c-typeck.c (convert_for_assignment): Pass flag to
5722 vector_types_convertible_p to allow emission of note.
5723 (digest_init): Likewise.
5724 * c-opts.c: Handle -flax-vector-conversions.
5725 * c-common.c (flag_lax_vector_conversions): New.
5726 (vector_types_convertible_p): Unless -flax-vector conversions
5727 has been passed, disallow conversions between vectors with
5728 differing numbers of subparts and/or element types. If such
5729 a conversion is disallowed, possibly emit a note on the first
5730 occasion only to inform the user of -flax-vector-conversions.
5731 The new last argument specifies this.
5732 * c-common.h (flag_lax_vector_conversions): New.
5733 (vector_types_convertible_p): Add extra argument.
5734 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5735 char_type_node for V*QI type vectors.
5736 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5737 Update to satisfy new typechecking rules.
5738 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5740 * doc/invoke.texi (C Dialect Options): Document
5741 -flax-vector-conversions.
5743 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5745 PR tree-optimization/29877
5746 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5747 a register variable on the RHS to not be replaceable.
5749 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5750 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5751 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5752 const_simm15, const_pow2, const_npow2): Added.
5753 * config/score/misc.md (insv, extv, extzv, movmemsi,
5754 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5755 * config/score/score.c (score_address_cost, score_select_cc_mode):
5757 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5758 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5759 Update score_print_operand.
5760 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5761 Adjust register allocate order and update some macro define.
5762 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5763 mdx_block_move_straight, mdx_block_move_loop_head,
5764 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5765 mdx_block_move): Added.
5766 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5767 mdp_limm): Updated and fix some bug and typo.
5768 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5769 (movsf, movdf, doloop_end): Added.
5771 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5773 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5774 config/arm/thumb2.md: Fix comment typos.
5775 * doc/extend.texi: Fix a typo.
5777 2007-01-07 Eric Christopher <echristo@apple.com>
5779 * configure.ac: Check for __stack_chk_fail for darwin.
5780 * configure: Regenerate.
5782 2007-01-07 Richard Guenther <rguenther@suse.de>
5784 * tree-vrp.c (extract_range_from_assert): CSE calls to
5785 compare_values where possible.
5786 (extract_range_from_unary_expr): Likewise.
5788 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5790 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5791 * config/avr/avr.c (call_insn_operand): Delete function.
5792 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5793 instead of register number. Use predicates.
5794 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5795 call_insn_operand): Add.
5797 2007-01-06 Jan Hubicka <jh@suse.cz>
5799 * tree-pass.h (pass_build_cgraph_edges): Declare.
5800 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5801 (visited_nodes): Remove.
5802 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5803 build_cgrpah_edges; make visited_nodes local.
5804 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5805 (record_references_in_initializer): Move to cgraphbuild.c
5806 (initialize_inline_failed, rebuild_cgraph_edges,
5807 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5808 (verify_cgraph_node): Make visited_nodes local.
5809 (cgraph_analyze_function): Do not call cgraph_create_edges and
5810 initialize_inline_failed.
5811 (cgraph_expand_function): Do not call cgraph_lower_function;
5812 assert that function is already lowered.
5813 * Makefile.in (cgraphbuild.o): New.
5814 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5815 at the end of lowering passes.
5817 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5819 * ifcvt.c (cond_move_convert_if_block): New function, code
5820 factored out from...
5821 (cond_move_process_if_block): ...here. Call the new function
5822 on the THEN and ELSE blocks.
5823 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5824 already takes care of this.
5826 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5829 * tree.h (TREE_OVERFLOW_P): New.
5830 * c-typeck.c (parser_build_unary_op): Warn only if result
5831 overflowed and operands did not.
5832 (parser_build_binary_op): Likewise.
5833 (convert_for_assignment): Remove redundant overflow_warning.
5834 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5836 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5838 * c-typeck.c (store_init_value): Split over two lines to follow
5839 the GNU coding style.
5841 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5843 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5844 __GXX_EXPERIMENTAL_CXX0X__.
5845 * doc/cpp.texi: Same.
5847 2007-01-05 Richard Guenther <rguenther@suse.de>
5850 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5851 with mismatched types. Instead explicitly build a
5852 conversion NOP_EXPR.
5854 2007-01-05 Ian Lance Taylor <iant@google.com>
5856 * c-common.c (decl_with_nonnull_addr_p): New function.
5857 (c_common_truthvalue_conversion): Call it.
5858 * c-typeck.c (build_binary_op): Likewise.
5859 * c-common.h (decl_with_nonnull_addr_p): Declare.
5861 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5864 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5867 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5869 * doc/install.texi (Final install): Document the fact that
5870 the GNAT runtime should not be stripped.
5872 2007-01-04 Jan Hubicka <jh@suse.cz>
5874 * tree-inline.c (fold_marked_statements): Update operand caches
5875 and EH after folding
5877 2007-01-04 Ian Lance Taylor <iant@google.com>
5879 * c-common.c (check_function_nonnull): Whitespace fix.
5881 2007-01-04 Jan Hubicka <jh@suse.cz>
5883 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5884 comitted older version of patch.
5885 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5886 function, celanup cfg and collect garbage.
5888 2007-01-04 Mike Stump <mrs@apple.com>
5890 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5893 2007-01-04 Eric Christopher <echristo@apple.com>
5895 * libgcc2.c (__bswapsi2): Use SItype.
5896 (__bswapdi2): Use DItype.
5897 * libgcc2.h: Update for above.
5899 2007-01-04 Paul Brook <paul@codesourcery.com>
5901 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5902 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5903 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5904 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5905 umulsi3_highpart): Make conditional on !arm_arch6.
5906 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5907 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5908 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5909 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5910 umulsi3_highpart_v6): New insns.
5912 2007-01-04 Roger Sayle <roger@eyesopen.com>
5914 * fold-const.c (fold_convert): When casting an expression to void,
5915 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5916 have a type. Instead of attempting to build a NOP_EXPR, return
5917 these "special" trees directly.
5919 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5921 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5922 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5923 rs6000_cost->fp not 0 as adjustment for outer NEG.
5925 2007-01-04 Jan Hubicka <jh@suse.cz>
5927 * cgraph.c (cgraph_release_function_body): New function.
5928 (cgraph_remove_node): Use it.
5929 * cgraph.h (cgraph_release_function_body): Declare.
5930 * cgraphunit.c (cgraph_expand_function): Use it.
5931 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5932 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5933 is initialized and while compilation of other function is running.
5934 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5935 statement CFG annotations from here to ...
5936 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5938 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5940 * cfgloop.h (enum li_flags): Make the constants powers of two.
5942 2007-01-04 Jan Hubicka <jh@suse.cz>
5944 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5946 (fold_marked_statements): New function.
5947 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5948 * tree-inline.h (copy_body_data): Add statements_to_fold.
5950 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5952 * config.gcc: Mention libgcc/config.host.
5953 * Makefile.in: Update comments mentioning libgcc.
5954 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5955 (all.cross, start.encap, rest.encap, rest.cross): Update
5956 dependencies for libgcc move.
5957 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5958 (clean-target, clean-target-libgcc): Delete.
5959 (srcdirify, GCC_EXTRA_PARTS): New macros.
5960 (libgcc-support, libgcc.mvars): New rules.
5961 (distclean): Remove mention of mklibgcc.
5962 (install): Don't reference INSTALL_LIBGCC.
5963 (install-common): Don't reference EXTRA_PARTS.
5964 (install-libgcc, install-multilib): Delete rules.
5965 * mklibgcc.in: Delete file.
5966 * doc/configfiles.texi: Don't mention mklibgcc.
5968 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5969 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5970 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5971 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5972 (mklibgcc, ldblspecs): Likewise.
5974 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5975 (posixpre.def): Use $(T).
5976 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5977 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5978 (SHLIB_LINK): Make dummy.
5979 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5981 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5983 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5984 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5985 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5986 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5988 * configure.ac (all_outputs): Remove mklibgcc.
5989 * configure: Regenerated.
5991 2007-01-03 Josh Conner <jconner@apple.com>
5994 * calls.c (compute_argument_addresses): Set stack and stack_slot
5995 for partial args, too.
5996 (store_one_arg): Use locate.size.constant for the size when
5997 generating a save_area.
5999 2007-01-03 Robert Kennedy <jimbob@google.com>
6001 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6002 whose definitions are deleted due to basic block merging.
6004 2007-01-03 Paul Brook <paul@codesourcery.com>
6007 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6009 (use_return_insn): Return 0 for Thumb interrupt functions.
6010 (print_multi_reg): Add rfe argument for IRQ returns.
6011 (arm_output_epilogue): Pop interrupt return address directly into PC.
6012 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6014 2007-01-03 Paul Brook <paul@codesourcery.com>
6016 Merge from sourcerygxx-4_1.
6017 * config/arm/thumb2.md: New file.
6018 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6020 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6021 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6022 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6023 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6025 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6026 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6028 * config/arm/ieee754-sf.S: Ditto.
6029 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6030 (thumb1_base_register_rtx_p): ... to this.
6031 (thumb_index_register_rtx_p): Rename...
6032 (thumb1_index_register_rtx_p): ... to this.
6033 (thumb_output_function_prologue): Rename...
6034 (thumb1_output_function_prologue): ... to this.
6035 (thumb_legitimate_address_p): Rename...
6036 (thumb1_legitimate_address_p): ... to this.
6037 (thumb_rtx_costs): Rename...
6038 (thumb1_rtx_costs): ... to this.
6039 (thumb_compute_save_reg_mask): Rename...
6040 (thumb1_compute_save_reg_mask): ... to this.
6041 (thumb_final_prescan_insn): Rename...
6042 (thumb1_final_prescan_insn): ... to this.
6043 (thumb_expand_epilogue): Rename...
6044 (thumb1_expand_epilogue): ... to this.
6045 (arm_unwind_emit_stm): Rename...
6046 (arm_unwind_emit_sequence): ... to this.
6047 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6048 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6049 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6050 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6051 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6052 thumb2_output_casesi): New functions.
6053 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6054 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6055 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6056 THUMB2_WORK_REGS): Define.
6057 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6058 arm_condexec_mask, arm_condexec_masklen)): New variables.
6059 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6060 (arm_override_options): Check new CPU capabilities.
6061 Set new architecture flag variables.
6062 (arm_isr_value): Handle v7m interrupt functions.
6063 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6065 (const_ok_for_arm): Handle Thumb-2 constants.
6066 (arm_gen_constant): Ditto. Use movw when available.
6067 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6069 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6070 (thumb_find_work_register, arm_load_pic_register,
6071 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6072 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6073 print_multi_reg, output_mov_long_double_fpa_from_arm,
6074 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6075 output_mov_double_fpa_from_arm, output_move_double,
6076 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6077 output_return_instruction, arm_output_function_prologue,
6078 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6079 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6080 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6081 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6082 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6083 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6085 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6086 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6087 (arm_file_start): Output directive for unified syntax.
6088 (arm_unwind_emit_set): Handle stack alignment instruction.
6089 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6090 Add v6t2, v7, v7a, v7r and v7m.
6091 (RETLDM): Add Thumb-2 code.
6092 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6093 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6094 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6095 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6096 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6097 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6098 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6099 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6100 ADJUST_INSN_LENGTH): Define.
6101 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6102 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6103 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6104 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6105 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6106 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6107 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6108 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6109 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6110 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6111 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6112 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6113 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6114 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6115 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6116 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6117 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6119 * config/arm/arm-tune.md: Regenerate.
6120 * config/arm/arm-protos.h: Update prototypes.
6121 * config/arm/vfp.md: Enable patterns for Thumb-2.
6122 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6123 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6124 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6125 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6126 * config/arm/libunwind.S: Add Thumb-2 code.
6127 * config/arm/constraints.md: Update include Thumb-2.
6128 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6129 * config/arm/ieee754-df.S: Ditto.
6130 * config/arm/bpabi.S: Ditto.
6131 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6132 * config/arm/predicates.md (low_register_operand,
6133 low_reg_or_int_operand, thumb_16bit_operator): New.
6134 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6135 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6136 * config/arm/t-arm-elf: Add armv7 multilib.
6137 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6139 (UNSPEC_STACK_ALIGN, ce_count): New.
6140 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6141 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6143 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6144 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6145 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6146 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6147 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6148 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6150 * doc/extend.texi: Document ARMv7-M interrupt functions.
6151 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6153 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6155 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6156 (struct _Unwind_Context): Rename args_size to flags, remove
6157 signal_frame field, add a new args_size field and version field.
6158 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6159 _Unwind_IsExtendedContext): New inline functions.
6160 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6161 Assume by_value array is only present if _Unwind_IsExtendedContext.
6162 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6163 _Unwind_IsSignalFrame.
6164 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6165 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6166 (uw_init_context_1): Initialize context->flags to
6167 EXTENDED_CONTEXT_BIT.
6168 * config/rs6000/linux-unwind.h (frob_update_context): Use
6169 _Unwind_SetSignalFrame.
6171 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6174 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6175 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6178 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6180 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6181 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6182 RET, AT_SP): Remove.
6183 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6186 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6187 * cfgbuild.c (find_basic_blocks): Likewise.
6188 * cfgrtl.c (rtl_create_basic_block): Likewise.
6189 * function.c (temp_slots_at_level): Likewise.
6190 * reg-stack.c (stack_regs_mentioned): Likewise.
6191 * regclass.c (allocate_reg_info): Likewise.
6192 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6193 set_bb_for_stmt, move_block_to_fn): Likewise.
6194 * tree-complex.c (tree_lower_complex): Likewise.
6195 * vec.h (VEC_safe_grow_cleared): New.
6197 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6199 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6201 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6202 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6204 * cfgloopmanip.c (scale_loop_frequencies): Export.
6205 (loopify): Scale the frequencies by prescribed coefficients.
6206 (set_zero_probability): New function.
6207 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6208 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6209 and frequencies according to arguments.
6210 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6212 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6213 * modulo-sched.c (sms_schedule): Set probabilities for entering
6214 versioned loop correctly.
6215 * tree-vect-transform.c (vect_transform_loop): Ditto.
6216 * cfgloop.h (loopify, loop_version): Declaration changed.
6217 (scale_loop_frequencies): Declared.
6219 2007-01-02 Jan Hubicka <jh@suse.cz>
6221 * cgraph.c: Include tree-flow.h
6222 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6224 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6225 * tree-pass.h (pass_all_early_optimizations): Declare.
6226 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6228 (cgraph_analyze_function): Do early_local_passes.
6229 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6230 Do not add referenced vars.
6231 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6233 (gate_all_early_local_passes): New gate.
6234 (pass_early_local_passes): Use new gate.
6235 (execute_early_local_optimizations): New functions.
6236 (gate_all_early_optimizations): New gate.
6237 (pass_all_early_optimizations): New pass.
6238 (execute_free_datastructures): Free SSA only when initialized.
6239 (gate_init_datastructures): Init only when optimizing.
6240 (tree_lowering_passes): Do early local passes when called late.
6241 * tree-profile.c (do_tree_profiling): Don't profile functions added
6243 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6244 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6246 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6247 during early_local_passes.
6248 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6251 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6253 * Makefile.in: Update copyright year.
6255 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6257 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6258 in $(lang_checks) and check-consistency targets.
6260 2007-01-02 Jan Hubicka <jh@suse.cz>
6262 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6263 Do not add referenced vars.
6264 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6266 * passes.c (init_optimization_passes): Put mudflap_2 after
6267 free_datastructures.
6269 2007-01-02 Jan Hubicka <jh@suse.cz>
6271 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6272 Set NOTHROW flag on call statements proved to be nothrow.
6273 Update statement of local calls so new pure/const functions are
6274 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6276 (tree_rest_of_compilation): Register hooks and initialize bitmap
6277 early. Do not set after_inlining flag.
6279 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6281 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6282 HOST_BITS_PER_LONGLONG
6284 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6287 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6288 warning for non-static initializers.
6290 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6292 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6293 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6294 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6295 Always use set_unique_reg_note to add REG_EQUAL notes.
6297 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6300 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6302 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6303 * cfgbuild.c (find_basic_blocks): Likewise.
6304 * cfgrtl.c (rtl_create_basic_block): Likewise.
6305 * function.c (temp_slots_at_level): Likewise.
6306 * reg-stack.c (stack_regs_mentioned): Likewise.
6307 * regclass.c (allocate_reg_info): Likewise.
6308 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6309 set_bb_for_stmt, move_block_to_fn): Likewise.
6310 * tree-complex.c (tree_lower_complex): Likewise.
6311 * vec.h (VEC_safe_grow_cleared): New.
6313 2007-01-02 Ian Lance Taylor <iant@google.com>
6315 * c-common.c (c_common_truthvalue_conversion): When warning about
6316 using an assignment as a truth value, set TREE_NO_WARNING.
6318 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6321 * c.opt (Wold-style-declaration): New.
6322 * doc/invoke.texi (C-only Warning Options): New.
6323 (Wold-style-declaration): Document it.
6324 (Wextra): Enabled by -Wextra.
6325 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6326 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6327 -Wold-style-declaration.
6329 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6331 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6332 * cfgbuild.c (find_basic_blocks): Likewise.
6333 * cfgrtl.c (rtl_create_basic_block): Likewise.
6334 * function.c (temp_slots_at_level): Likewise.
6335 * reg-stack.c (stack_regs_mentioned): Likewise.
6336 * regclass.c (allocate_reg_info): Likewise.
6337 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6338 set_bb_for_stmt, move_block_to_fn): Likewise.
6339 * tree-complex.c (tree_lower_complex): Likewise.
6340 * vec.h (VEC_safe_grow_cleared): New.
6342 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6344 * c-common.c (c_common_nodes_and_builtins): Since variants of
6345 void_type_node get built before it is given a name, we need to
6346 give those variants the name, too.
6347 (complete_array_type): We need to work with the canonical main
6348 type of the array, from which we will build the qualified version.
6349 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6350 * print-tree.c (print_node): Display canonical type information
6352 * stor-layout.c (layout_type): When we don't know the
6353 alignment of a type for which we're building an array, we end up
6354 guessing wrong, so make the type require structural equality.
6355 * tree.c (make_node_stat): When we build a new type, it is its
6357 (build_type_attribute_qual_variant): When building an attribute
6358 variant, its canonical type is the non-attribute variant. However,
6359 if the attributes are target-dependent and they differ, we need to
6360 use structural equality checks for this type.
6361 (build_qualified_type): A qualified type is not equivalent to its
6362 unqualified variant; set the canonical type appropriately.
6363 (build_distinct_type_copy): When building a distinct type from
6364 another type, the new type is its own canonical type.
6365 (build_variant_type_copy): When building a new type variant, we
6366 assume that it is equivalent to the original type.
6367 (build_pointer_type_for_mode): When building a pointer type, also
6368 build a canonical type pointer.
6369 (build_reference_type_for_mode): When building a reference type,
6370 also build a canonical type reference.
6371 (build_index_type): When we can't hash an index type (e.g.,
6372 because its maximum value is negative), the index type requires
6373 structural equality tests.
6374 (build_array_type): Build the canonical form of an array type.
6375 (build_function_type): Function types require structural equality,
6376 because they contain default arguments, attributes, etc.
6377 (build_method_type_directly): Ditto for method types.
6378 (build_offset_type): Build the canonical offset type.
6379 (build_complex_type): Build the canonical vector type.
6380 (make_vector_type): Build the canonical vector type.
6381 * tree.h (TYPE_CANONICAL): New.
6382 (TYPE_STRUCTURAL_EQUALITY_P): New.
6383 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6384 (struct tree_type): Added "canonical" field.
6385 * params.h (VERIFY_CANONICAL_TYPES): New.
6386 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6387 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6388 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6389 * doc/invoke.texi (verify-canonical-types): Document --param
6390 parameter for verifying canonical types.
6392 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6394 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6395 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6396 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6397 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6399 * config/rs6000/e500.h: New.
6400 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6401 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6403 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6404 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6405 TARGET_E500_DOUBLE): Remove.
6406 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6407 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6408 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6409 * config/rs6000/rs6000.c (rs6000_override_options): Use
6412 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6414 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6415 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6416 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6417 rs6000_emit_cmove): Don't check TARGET_E500.
6418 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6419 sordered): Don't check TARGET_E500.
6421 2007-01-01 Eric Christopher <echristo@apple.com>
6423 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6424 HARD_REGISTER_NUM_P.
6426 2007-01-01 Roger Sayle <roger@eyesopen.com>
6428 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6429 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6430 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6433 2007-01-01 Mike Stump <mrs@apple.com>
6435 * configure.ac: Remove support for building with Apple's gcc-3.1.
6437 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6440 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6441 REG is a hard register. Do not modify REG before calling
6443 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6444 multiple of the size of YMODE for certain lowpart cases.
6446 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6449 * gimplify (voidify_wrapper_expr): Update for
6452 2007-01-01 Andreas Schwab <schwab@suse.de>
6455 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6456 save of BR0 in extra_spill_size instead of spill_size.
6457 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6459 (ia64_expand_epilogue): Restore BR0 from its new location.
6461 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6463 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6464 Use a temporary variable if the left hand side is not a gimple
6467 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6469 * gimplify.c (gimplify_return_expr): Make the temporary variable
6470 for the return expression, a gimple register variable.
6472 2007-01-01 Jan Hubicka <jh@suse.cz>
6474 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6477 2007-01-01 Mike Stump <mrs@apple.com>
6479 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6481 * config/darwin.c (machopic_select_rtx_section): Use
6483 (darwin_mergeable_constant_section): Likewise.
6484 * configure: Regenerate.
6485 * config.in: Regenerate.
6487 2007-01-01 Jan Hubicka <jh@suse.cz>
6488 Andrew Pinski <pinskia@gmail.com>
6490 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6491 before starting IPA passes.