1 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4 (fold_builtin_1): Use them.
5 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10 * config/i386/i386.c (bdesc_1arg): Initialize
11 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
14 and IX86_BUILTIN_MOVSLDUP.
16 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18 PR rtl-optimization/30841
19 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
21 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23 * builtins.c (fold_builtin_frexp): New.
24 (fold_builtin_2): Use it.
26 2007-02-22 Mark Mitchell <mark@codesourcery.com>
28 * doc/invoke.texi (Spec Files): Document getenv spec function.
30 * gcc.c (getenv_spec_function): New function.
31 (static_spec_functions): Add it.
32 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
33 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
36 2007-02-22 Michael Matz <matz@suse.de
39 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
40 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
42 2007-02-22 Ian Lance Taylor <iant@google.com>
45 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
46 (mem_loc_descriptor): Call it.
48 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
49 Ira Rosen <irar@il.ibm.com>
51 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
53 2007-02-22 Ira Rosen <irar@il.ibm.com>
55 PR tree-optimization/30843
56 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
57 stores only after all the group is vectorized.
59 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
61 PR tree-optimization/30858
62 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
63 in the reduction cycle have a single use in the loop.
64 * tree-vectorizer.h (relevant): Add documentation.
66 2007-02-20 Mike Stump <mrs@apple.com>
68 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
69 * configure: Regenerate.
71 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
73 Change the defaults of some parameters and options.
74 * config/spu/spu-protos.h (spu_optimization_options): Declare.
75 * config/spu/spu.c (spu_optimization_options): Add.
76 (spu_override_options): Change params in spu_optimization_options.
77 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
79 Register 127 is only 16 byte aligned when used as a frame pointer.
80 * config/spu/spu-protos.h (spu_init_expanders): Declare.
81 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
82 HARD_FRAME_POINTER_REGNUM.
83 (spu_legitimate_address): Use regno_aligned_for_reload.
84 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
85 aligned when frame_pointer_needed is true.
86 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
88 * config/spu/spu.h (INIT_EXPANDERS): Define.
90 Make sure shift and rotate instructions have valid immediate operands.
91 * config/spu/predicates.md (spu_shift_operand): Remove.
92 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
93 * config/spu/constraints.md (W, O): Extend range.
94 * config/spu/spu.md (umask, nmask): Define.
95 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
96 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
97 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
98 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
99 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
100 (lshr<mode>3_reg): Fix rtl description.
102 Make sure mulhisi immediate operands are valid.
103 * config/spu/predicates.md (imm_K_operand): Add.
104 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
106 Generate constants using fsmbi and andi.
107 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
108 (print_operand, spu_split_immediate, classify_immediate,
109 fsmbi_const_p): Handle IC_FSMBI2.
111 Correctly handle a CONST_VECTOR containing symbols.
112 * config/spu/spu.c (print_operand): Handle HIGH correctly.
113 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
114 (immediate_load_p): Allow symbols that use 2 instructions to create.
115 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
116 with symbols when flag_pic is set.
117 (const_vector_immediate_p): New.
118 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
119 accept a CONST_VECTOR with symbols.
120 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
121 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
123 * config/spu/spu.md (high, low): Delete.
124 (low_<mode>): Define.
126 Remove INTRmode and INTR_REGNUM, which didn't work.
127 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
129 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
130 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
131 peephole2 pattern): Don't use INTR or 131.
133 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
134 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
135 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
136 (UNSPEC_SET_INTR): Add.
137 * config/spu/spu-modes.def (INTR): Remove.
139 More accurate warnings about run-time relocations.
140 * config/spu/spu.c (reloc_diagnostic): Test in_section.
142 Correctly warn about immediate arguments to specific intrinsics.
143 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
144 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
145 the instruction predicate.
147 Fix tree check errors with latest update.
148 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
150 (spu_expand_builtin): Use CALL_EXPR_FN.
152 Add missing specific intrinsics.
153 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
155 * config/spu/spu_internals.h: Ditto.
157 Fix incorrect operand modifiers.
158 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
159 * config/spu/spu.md (xor<mode>3): Change %S to %J.
161 Optimize one case of zero_extend of a vec_select.
162 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
164 Accept any immediate for hbr.
165 * config/spu/spu.md (hbr): Change s constraints to i.
167 2007-02-21 Paul Brook <paul@codesourcery.com>
169 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
170 condexec_count when skipping USE and CLOBBER.
172 2007-02-21 Nick Clifton <nickc@redhat.com>
174 * common.opt (Warray-bounds): Add Warning attribute.
175 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
177 (fsized-zeroes): Add Optimization attribute.
178 (fsplit-wide-types, ftree-scev-cprop): Likewise.
179 * c.opt (Wc++0x-compat): Add Warning attribute.
181 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
184 * reload1.c (eliminate_regs_in_insn): In the single_set special
185 case, attempt to re-recognize the insn before falling back to
186 having reload fix it up.
188 2007-02-20 Eric Christopher <echristo@gmail.com>
190 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
192 (frv_read_iacc_argument): Ditto.
193 (frv_expand_set_builtin): Take a call instead of arglist, update for
195 (frv_expand_unop_builtin): Ditto.
196 (frv_expand_binop_builtin): Ditto.
197 (frv_expand_cut_builtin): Ditto.
198 (frv_expand_binopimm_builtin): Ditto.
199 (frv_expand_voidbinop_builtin): Ditto.
200 (frv_expand_int_void2arg): Ditto.
201 (frv_expand_prefetches): Ditto.
202 (frv_expand_voidtriop_builtin): Ditto.
203 (frv_expand_voidaccop_builtin): Ditto.
204 (frv_expand_load_builtin): Ditto.
205 (frv_expand_store_builtin): Ditto.
206 (frv_expand_mdpackh_builtin): Ditto.
207 (frv_expand_mclracc_builtin): Ditto.
208 (frv_expand_mrdacc_builtin): Ditto.
209 (frv_expand_mwtacc_builtin): Ditto.
210 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
213 2007-02-20 Janis Johnson <janis187@us.ibm.com>
215 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
216 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
218 (HAVE_GAS_DFP): Check for assembler support of decimal floating
220 * configure: Regenerate.
221 * config.in: Regenerate.
222 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
223 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
224 masks to power6 and power6x and to POWERPC_MASKS.
225 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
227 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
228 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
229 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
230 Access PROTOTYPE as variable, not mask.
232 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
234 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
235 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
236 * combine.c (adjust_for_new_dest): Use it.
237 * postreload.c (reload_combine): Likewise.
239 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
241 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
242 notes on an insn with multiple sets, even if single_set returns
243 non-NULL for that insn.
245 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
250 2007-02-20 Geoffrey Keating <geoffk@apple.com>
252 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
253 if user didn't pass it.
254 * config/i386/darwin.h (CC1_SPEC): Likewise.
255 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
256 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
257 -mmacosx-version-min.
259 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
260 Uros Bizjak <ubizjak@gmail.com>
262 * optabs.h (enum optab_index): Add new OTI_scalb.
263 (scalb_optab): Define corresponding macro.
264 * optabs.c (init_optabs): Initialize scalb_optab.
265 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
267 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
268 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
269 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
270 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
271 flag_unsafe_math_optimizations is set.
273 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
274 to implement scalbf, scalb and scalbl built-ins as inline x87
277 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
278 DJ Delorie <dj@redhat.com>
281 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
282 (diagnostic_report_diagnostic): ... here, and turn them into real
283 errors. If warnings are inhibited, no need to do anything.
285 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
288 better code generation.
290 2007-02-20 Ben Elliston <bje@au.ibm.com>
292 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
294 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
296 * config/alpha/alpha.c, config/alpha/alpha.md,
297 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
298 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
299 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
300 config/arm/lib1funcs.asm: Follow spelling conventions.
302 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
303 config/fr30/fr30.md, config/i386/i386.h,
304 config/iq2000/iq2000.h, config/iq2000/predicates.md,
305 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
306 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
307 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
308 config/rs6000/altivec.md, config/rs6000/rs6000.c,
309 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
310 config/sparc/sparc.c, config/sparc/sparc.h,
311 config/sparc/sparc.md, config/spu/constraints.md,
312 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
315 2007-02-20 Alan Modra <amodra@bigpond.net.au>
318 * varasm.c (use_blocks_for_decl_p): Return false for decls with
321 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
323 * doc/invoke.texi (-ftree-lrs): Remove.
325 2007-02-19 Diego Novillo <dnovillo@redhat.com>
327 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
330 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
332 * config/ia64/ia64.c (ia64_expand_builtin): Use the
333 new CALL_EXPR_FN macro for retrieving the function
334 declaration of the input expression.
336 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
338 * c.opt (Waddress): New.
339 * common.opt (Walways-true): Delete.
340 (Wstring-literal-comparison): Delete.
341 * doc/invoke.texi (Warning Options): Delete -Walways-true and
342 -Wstring-literal-comparison. Add -Waddress.
344 (Walways-true): Delete.
345 (Wstring-literal-comparison): Delete.
346 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
347 consistently instead of -Walways-true in example.
348 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
349 * c-typeck.c (parser_build_binary_op): Replace
350 -Wstring-literal-comparison and -Walways-true with -Waddress.
351 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
354 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
356 * tree-cfg.c (dump_function_to_file): Be prepared for functions
357 without DECL_STRUCT_FUNCTION initialized.
359 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
361 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
362 due to calls to functions taking pointers as parameters.
364 2007-02-19 Richard Henderson <rth@redhat.com>
367 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
370 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
372 * config/s390/s390.c (s390_call_saved_register_used,
373 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
374 accessed to the new scheme.
376 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
378 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
379 (cris_print_index, cris_print_operand, cris_print_operand_address)
380 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
381 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
382 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
384 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
385 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
386 GO_IF_LEGITIMATE_ADDRESS): Ditto.
387 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
388 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
389 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
390 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
391 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
392 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
393 (uminsi3, call, call_value): Ditto.
394 (define_split: indir_to_reg_split, unnamed): Ditto.
396 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
398 PR tree-optimization/30975
399 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
402 2007-02-18 Eric Christopher <echristo@gmail.com>
404 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
405 Remove use of arglist.
406 (mips_expand_builtin): Remove use of arglist, pass in expr.
407 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
408 (mips_expand_builtin_movtf): Ditto.
409 (mips_expand_builtin_compare): Ditto.
411 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
413 * tree-sra.c (sra_build_assignment): Replace assertion
414 checking with a comment explaining why it can't be done.
416 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
419 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
420 during CALL_EXPR representation conversion.
421 * tree-ssa-propagate.c (set_rhs): Likewise.
423 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
425 * tree-sra.c (sra_build_assignment): Disable assertion checking
428 2007-02-18 Roger Sayle <roger@eyesopen.com>
430 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
431 instead of calling build2 with a GIMPLE_MODIFY_STMT.
432 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
434 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
435 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
436 gimplify_init_ctor_eval_range, gimple_push_cleanup,
437 gimplify_omp_for, gimplify_omp_atomic_pipeline,
438 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
439 force_gimple_operand): Likewise.
440 * ipa-cp.c (constant_val_insert): Likewise.
441 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
442 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
443 perfect_nestify): Likewise.
444 * langhooks.c (lhd_omp_assignment): Likewise.
445 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
446 lower_copyprivate_clauses, lower_send_clauses,
447 lower_send_shared_vars, expand_parallel_call,
448 expand_omp_for_generic, expand_omp_for_static_nochunk,
449 expand_omp_for_static_chunk, expand_omp_sections,
450 lower_omp_single_copy, lower_omp_for_lastprivate,
451 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
452 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
453 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
456 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
458 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
459 config/sh/sh.md: Follow spelling conventions.
461 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
462 config/frv/predicates.md: Follow spelling conventions.
464 * config/m68k/linux-unwind.h: Fix a comment typo.
465 * target.h: Follow spelling conventions.
467 2007-02-18 Roger Sayle <roger@eyesopen.com>
469 PR rtl-optimization/28173
470 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
471 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
472 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
473 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
474 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
476 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
478 * builtins.c (fold_builtin_load_exponent): New.
479 (fold_builtin_2): Use it.
481 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
483 PR rtl-optimization/30773
484 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
485 if we fail to attach a REG_EQUIV note.
487 2007-02-18 David Edelsohn <edelsohn@gnu.org>
488 Roger Sayle <roger@eyesopen.com>
490 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
492 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
494 * calls.c (initialize_argument_information): Pass original EXP
495 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
496 code to split complex arguments here, as part of initializing the
498 (expand_call): Remove code that builds a list of arguments and
499 inserts implicit arguments into it. Instead, just count how many
500 implicit arguments there will be so we can determine the size of
501 the ARGS array, and let initialize_argument_information do the work.
502 (split_complex_values): Delete unused function.
504 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
506 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
508 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
510 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
511 for arg pointer based indexed addressing.
513 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
515 * config/ia64/ia64.h, config/ia64/ia64.md,
516 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
517 spelling conventions.
519 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
521 * config/m68k/m68k.c (split_di): New.
522 * config/m68k/m68k-protos.h: Declare split_di.
523 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
524 Improve predicate handling and split constant shifts.
526 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
528 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
529 parameter for register bitfield operations, general predicates
532 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
534 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
535 * config/m68k/linux-unwind.h: New file.
537 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
539 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
540 config/i386/athlon.md, config/ia64/ia64.md,
541 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
542 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
543 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
544 tree-ssa-loop-niter.c, tree-vect-analyze.c,
545 tree-vect-transform.c: Fix comment typos.
547 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
549 * sched-deps.c (find_insn_list): Remove.
550 * sched-int.h: Remove the prototype for find_insn_list.
552 2007-02-16 Geoffrey Keating <geoffk@apple.com>
554 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
556 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
557 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
558 darwin_rs6000_override_options.
559 (C_COMMON_OVERRIDE_OPTIONS): Expect
560 darwin_macosx_version_min to be non-NULL always.
561 (TARGET_C99_FUNCTIONS): Likewise.
562 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
563 (DARWIN_MINVERSION_SPEC): New.
564 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
565 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
567 (DARWIN_MINVERSION_SPEC): New.
568 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
570 * config/darwin-c.c (darwin_cpp_builtins): Expect
571 darwin_macosx_version_min to be non-NULL always.
573 * config/rs6000/rs6000.c: Clean up trailing whitespace.
575 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
577 * config/i386/i386.h (x86_use_xchgb): New.
578 (TARGET_USE_XCHGB): New macro.
579 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
580 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
581 Split after reload into bswaphi for shifts of 8.
582 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
583 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
584 or when optimizing for size.
586 2007-02-16 Richard Guenther <rguenther@suse.de>
587 Christian Bruel <christian.bruel@st.com>
589 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
590 DECLs but prefer SSA_NAMEs over DECLs.
592 2007-02-16 Richard Guenther <rguenther@suse.de>
594 * tree-flow-inline.h (single_imm_use_p): Remove.
595 (zero_imm_uses_p): Likewise.
596 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
597 instead of single_imm_use_p.
598 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
601 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
604 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
605 nested double- and backquotes.
607 2007-02-15 Roger Sayle <roger@eyesopen.com>
610 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
611 should be unreachable.
612 (build2_stat): Allow construction of MODIFY_EXPR at any time.
613 For the time being redirect GIMPLE_MODIFY_STMT to the new
614 (renamed) build_gimple_modify_stmt_stat.
615 (build2_gimple_stat): Rename to...
616 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
617 Always build a GIMPLE_MODIFY_STMT node.
618 * tree.h (build2_gimple, build2_gimple_stat): Delete.
619 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
622 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
623 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
624 * tree-complex.c (set_component_ssa_name, expand_complex_move,
625 expand_complex_div_wide): Likewise.
626 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
627 * tree-ssa-loop-im.c (schedule_sm): Likewise.
628 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
629 * tree-ssa-loop-manip.c (create_iv): Likewise.
630 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
631 abs_replacement): Likewise.
632 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
633 realify_fake_stores): Likewise.
635 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
636 node rather than a GIMPLE_MODIFY_STMT node.
637 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
638 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
640 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
641 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
644 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
647 * fold-const.c (fold_comparison): Add back the
648 folding of constant complex comparisions.
650 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
653 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
654 effects unknown to this function, return early.
656 2007-02-15 Ian Lance Taylor <iant@google.com>
658 * lower-subreg.c (move_eh_region_note): New static function.
659 (resolve_simple_move): Call it.
660 (decompose_multiword_subregs): Track blocks for which we resolve a
661 simple move which is also a control flow insn. Pass them to
662 find_many_sub_basic_blocks.
663 (pass_lower_subreg): Add TODO_verify_flow.
664 (pass_lower_subreg2): Likewise.
666 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
667 Brooks Moses <brooks.moses@codesourcery.com>
668 Lee Millward <lee.millward@codesourcery.com>
670 * tree.h (enum tree_code_class): Add tcc_vl_exp.
671 (VL_EXP_CLASS_P): New.
672 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
674 (TREE_OPERAND_CHECK_CODE): Likewise.
675 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
676 (TREE_RTL_OPERAND_CHECK): Likewise.
677 (tree_operand_check_failed): Make second parameter the whole tree
678 instead of its code. Fixed callers.
680 (TREE_OPERAND_LENGTH): New.
681 (VL_EXP_OPERAND_LENGTH): New.
683 (CALL_EXPR_STATIC_CHAIN): New.
684 (CALL_EXPR_ARGS): New.
685 (CALL_EXPR_ARG): New.
686 (call_expr_nargs): New.
687 (CALL_EXPR_ARGP): New.
688 (build_nt_call_list): Declare.
689 (build_vl_exp_stat): Declare.
691 (build_call_list): Declare.
692 (build_call_nary): Declare.
693 (build_call_valist): Declare.
694 (build_call_array): Declare.
695 (call_expr_arg): Declare.
696 (call_expr_argp): Declare.
697 (call_expr_arglist): Declare.
698 (fold_build_call_list): Declare.
699 (fold_build_call_list_initializer): Declare.
700 (fold_call_expr): Declare to replace fold_builtin.
701 (fold_builtin_fputs): Update to agree with modified definition.
702 (fold_builtin_strcpy): Likewise.
703 (fold_builtin_strncpy): Likewise.
704 (fold_builtin_memory_chk): Likewise.
705 (fold_builtin_stxcpy_chk): Likewise.
706 (fold_builtin_strncpy_chk): Likewise.
707 (fold_builtin_next_arg): Likewise.
708 (fold_build_call_expr): Declare.
709 (fold_builtin_call_list): Declare.
710 (fold_builtin_call_valist): Declare.
711 (build_call_expr): Declare.
712 (validate_arglist): Update to agree with modified definition.
713 (tree_operand_length): New.
714 (call_expr_arg_iterator): New.
715 (init_call_expr_arg_iterator): New.
716 (next_call_expr_arg): New.
717 (first_call_expr_arg): New.
718 (more_call_expr_args_p): New.
719 (FOR_EACH_CALL_EXPR_ARG): New.
721 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
723 (tree_code_size): Update documentation. Use sizeof (tree) rather
724 than sizeof (char *).
725 (tree_size): Likewise. Add case for tcc_vl_exp.
726 (tree_node_structure): Add case for tcc_vl_exp.
727 (contains_placeholder_p): Likewise.
728 (substitute_in_expr): Likewise.
729 (substitute_placeholder_in_expr): Likewise.
730 (stabilize_reference_1): Likewise.
731 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
732 to diagnose breakage of this interface for constructing CALL_EXPRs.
733 (build_nt): Add similar assertion here.
734 (build_nt_call_list): New.
735 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
736 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
738 (get_callee_fndecl): Use new CALL_EXPR accessors.
739 (tree_operand_check_failed): Change parameters to pass entire node
740 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
741 (process_call_operands): New.
742 (build_vl_exp_stat): New.
743 (build_call_list): New.
744 (build_call_nary): New.
745 (build_call_valist): New.
746 (build_call_array): New.
747 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
748 (call_expr_arglist): New.
750 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
751 tcc_vl_exp instead of a fixed-size tcc_expression.
753 * doc/c-tree.texi (CALL_EXPR): Document new representation and
754 accessors for CALL_EXPRs.
755 (AGGR_INIT_EXPR): Likewise.
757 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
758 Brooks Moses <brooks.moses@codesourcery.com>
759 Lee Millward <lee.millward@codesourcery.com>
761 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
762 (expand_builtin_nonlocal_goto): Change parameter to be entire
763 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
764 (expand_builtin_prefetch): Likewise.
765 (expand_builtin_classify_type): Likewise.
766 (mathfn_built_in): Return NULL_TREE instead of 0.
767 (expand_errno_check): Use new CALL_EXPR accessors.
768 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
769 Return NULL_RTX instead of 0.
770 (expand_builtin_mathfn_2): Likewise.
771 (expand_builtin_mathfn_3): Likewise.
772 (expand_builtin_interclass_mathfn): Likewise.
773 (expand_builtin_sincos): Likewise.
774 (expand_builtin_cexpi): Likewise.
775 (expand_builtin_int_roundingfn): Likewise.
776 (expand_builtin_int_roundingfn_2): Likewise.
777 (expand_builtin_pow): Likewise.
778 (expand_builtin_powi): Likewise.
779 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
780 of arglist, fixing callers appropriately. Use new CALL_EXPR
781 accessors and constructors. Return NULL_RTX instead of 0.
782 (expand_builtin_strstr): Likewise.
783 (expand_builtin_strchr): Likewise.
784 (expand_builtin_strrchr): Likewise.
785 (expand_builtin_strpbrk): Likewise.
786 (expand_builtin_memcpy): Likewise.
787 (expand_builtin_mempcpy): Likewise.
788 (expand_builtin_mempcpy_args): New.
789 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
790 (expand_builtin_memmove_args): New.
791 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
792 (expand_movstr): Likewise.
793 (expand_builtin_strcpy): Likewise.
794 (expand_builtin_strcpy_args): New.
795 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
796 (expand_builtin_strncpy): Likewise.
797 (expand_builtin_memset): Likewise.
798 (expand_builtin_memset_args): New.
799 (expand_builtin_bzero): Similarly to expand_builtin_memset.
800 (expand_builtin_memcmp): Likewise.
801 (expand_builtin_strcmp): Likewise.
802 (expand_builtin_strncmp): Likewise.
803 (expand_builtin_strcat): Likewise.
804 (expand_builtin_strncat): Likewise.
805 (expand_builtin_strspn): Likewise.
806 (expand_builtin_strcspn): Likewise.
807 (expand_builtin_args_info): Likewise.
808 (expand_builtin_va_start): Likewise.
809 (gimplify_va_arg_expr): Likewise.
810 (expand_builtin_va_end): Likewise.
811 (expand_builtin_va_copy): Likewise.
812 (expand_builtin_frame_address): Likewise.
813 (expand_builtin_alloca): Likewise.
814 (expand_builtin_bswap): Likewise.
815 (expand_builtin_unop): Likewise.
816 (expand_builtin_fputs): Likewise.
817 (expand_builtin_expect): Likewise.
818 (expand_builtin_fabs): Likewise.
819 (expand_builtin_copysign): Likewise.
820 (expand_builtin_printf): Likewise.
821 (expand_builtin_fprintf): Likewise.
822 (expand_builtin_sprintf): Likewise.
823 (expand_builtin_init_trampoline): Likewise.
824 (expand_builtin_signbit): Likewise.
825 (expand_builtin_fork_or_exec): Likewise.
826 (expand_builtin_sync_operation): Likewise.
827 (expand_builtin_compare_and_swap): Likewise.
828 (expand_builtin_lock_test_and_set): Likewise.
829 (expand_builtin_lock_release): Likewise.
830 (expand_builtin): Likewise.
831 (builtin_mathfn_code): Likewise.
833 (fold_builtin_constant_p): Pass call arguments individually instead
834 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
835 accessors and constructors. Return NULL_TREE instead of 0.
836 (fold_builtin_expect): Likewise.
837 (fold_builtin_classify_type): Likewise.
838 (fold_builtin_strlen): Likewise.
839 (fold_builtin_nan): Likewise.
840 (integer_valued_real_p): Likewise.
841 (fold_trunc_transparent_mathfn): Likewise.
842 (fold_fixed_mathfn): Likewise.
843 (fold_builtin_cabs): Likewise.
844 (fold_builtin_sqrt): Likewise.
845 (fold_builtin_cbrt): Likewise.
846 (fold_builtin_cos): Likewise.
847 (fold_builtin_cosh): Likewise.
848 (fold_builtin_tan): Likewise.
849 (fold_builtin_sincos): Likewise.
850 (fold_builtin_cexp): Likewise.
851 (fold_builtin_trunc): Likewise.
852 (fold_builtin_floor): Likewise.
853 (fold_builtin_ceil): Likewise.
854 (fold_builtin_round): Likewise.
855 (fold_builtin_int_roundingfn): Likewise.
856 (fold_builtin_bitop): Likewise.
857 (fold_builtin_bswap): Likewise.
858 (fold_builtin_logarithm): Likewise.
859 (fold_builtin_hypot): Likewise.
860 (fold_builtin_pow): Likewise.
861 (fold_builtin_powi): Likewise.
862 (fold_builtin_exponent): Likewise.
863 (fold_builtin_memset): Likewise.
864 (fold_builtin_bzero): Likewise.
865 (fold_builtin_memory_op): Likewise.
866 (fold_builtin_bcopy): Deleted; call site changed to invoke
867 fold_builtin_memory_op directly.
868 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
869 (fold_builtin_strncpy): Likewise.
870 (fold_builtin_memcmp): Likewise.
871 (fold_builtin_strcmp): Likewise.
872 (fold_builtin_strncmp): Likewise.
873 (fold_builtin_signbit): Likewise.
874 (fold_builtin_copysign): Likewise.
875 (fold_builtin_isascii): Likewise.
876 (fold_builtin_toascii): Likewise.
877 (fold_builtin_isdigit): Likewise.
878 (fold_builtin_fabs): Likewise.
879 (fold_builtin_abs): Likewise.
880 (fold_builtin_fmin_fmax): Likewise.
881 (fold_builtin_carg): Likewise.
882 (fold_builtin_classify): Likewise.
883 (fold_builtin_unordered_cmp): Likewise.
885 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
886 New functions split out from fold_builtin_1.
887 (fold_builtin_n): New.
888 (fold_builtin_varargs): New.
889 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
891 (fold_call_expr): New.
892 (build_function_call_expr): Rewrite to use new helper function.
893 (fold_builtin_call_list): New.
894 (build_call_expr): New.
895 (fold_builtin_call_valist): New.
896 (rewrite_call_expr): New.
898 (validate_arglist): Change parameter to be entire CALL_EXPR instead
899 of an arglist. Change return type to bool. Use new CALL_EXPR
902 (fold_builtin_strstr): Pass call arguments individually instead
903 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
904 accessors and constructors. Return NULL_TREE instead of 0.
905 (fold_builtin_strchr): Likewise.
906 (fold_builtin_strrchr): Likewise.
907 (fold_builtin_strpbrk): Likewise.
908 (fold_builtin_strcat): Likewise.
909 (fold_builtin_strncat): Likewise.
910 (fold_builtin_strspn): Likewise.
911 (fold_builtin_strcspn): Likewise.
912 (fold_builtin_fputs): Likewise.
913 (fold_builtin_next_arg): Likewise.
914 (fold_builtin_sprintf): Likewise.
916 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
917 NULL_RTX instead of 0.
918 (expand_builtin_memory_chk): Likewise.
919 (maybe_emit_chk_warning): Likewise.
920 (maybe_emit_sprintf_chk_warning): Likewise.
922 (fold_builtin_object_size): Pass call arguments individually instead
923 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
924 accessors and constructors. Return NULL_TREE instead of 0.
925 (fold_builtin_memory_chk): Likewise.
926 (fold_builtin_stxcpy_chk): Likewise.
927 (fold_builtin_strncpy_chk): Likewise.
928 (fold_builtin_strcat_chk): Likewise.
929 (fold_builtin_strcat_chk): Likewise.
930 (fold_builtin_strncat_chk): Likewise.
931 (fold_builtin_sprintf_chk): Likewise.
932 (fold_builtin_snprintf_chk): Likewise.
933 (fold_builtin_printf): Likewise.
934 (fold_builtin_vprintf): Likewise.
936 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
938 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
939 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
940 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
941 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
942 (fold_unary): Likewise.
943 (fold_binary): Likewise.
944 (fold_ternary): Remove CALL_EXPR case, since they are no longer
946 (fold): Add logic for tcc_vl_exp.
947 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
948 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
949 (fold_build3_stat): Add assertion to flag broken interface for
950 constructing CALL_EXPRs.
951 (fold_build_call_list): New.
952 (fold_build_call_list_initializer): New.
953 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
955 (fold_strip_sign_ops): Likewise.
957 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
958 Brooks Moses <brooks.moses@codesourcery.com>
959 Lee Millward <lee.millward@codesourcery.com>
961 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
962 accessors and dump arguments explicitly.
964 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
966 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
968 (print_call_name): Use new CALL_EXPR accessors.
970 * print-tree.c (print_node): Add case tcc_vl_exp. Print
971 CALL_EXPR arguments explicitly instead of as a list. Use
972 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
974 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
975 (vrp_visit_stmt): Likewise.
977 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
978 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
980 (force_move_till_expr): Likewise.
982 * targhooks.c (default_external_stack_protect_fail): Use
983 build_call_expr instead of build_function_call_expr.
984 (default_hidden_stack_protect_fail): Likewise.
986 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
989 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
990 and walk arguments explicitly.
992 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
993 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
994 (expand_simple_operations): Likewise.
995 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
997 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
999 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1001 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1002 instead of TREE_CODE_LENGTH.
1004 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1005 (tree_ic_transform): Likewise.
1006 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1007 parameter instead of arglist. Fix callers.
1008 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1009 (tree_stringops_transform): Likewise.
1010 (tree_indirect_call_to_profile): Likewise.
1011 (tree_stringops_values_to_profile): Likewise.
1013 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1014 (eliminate_tail_call): Likewise.
1016 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1018 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1019 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1021 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1023 * omp-low.c (build_omp_barrier): Use build_call_expr.
1024 (lower_rec_input_clauses): Likewise.
1025 (lower_reduction_clauses): Likewise.
1026 (expand_parallel_call): Likewise.
1027 (maybe_catch_exception): Likewise.
1028 (expand_omp_for_generic): Likewise.
1029 (expand_omp_for_static_nochunk): Likewise.
1030 (expand_omp_sections): Likewise.
1031 (lower_omp_single_simple): Likewise.
1032 (lower_omp_single_copy): Likewise.
1033 (lower_omp_master): Likewise.
1034 (lower_omp_ordered): Likewise.
1035 (lower_omp_critical): Likewise.
1037 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1038 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1040 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1041 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1042 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1044 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1045 and generalize to handle any number of operands.
1046 (chrec_contains_undetermined): Likewise.
1047 (tree_contains_chrecs): Likewise.
1048 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1050 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1052 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1053 fold_call_expr instead of fold_builtin.
1054 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1055 match declarations there.
1056 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1059 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1060 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1062 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1063 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1065 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1068 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1069 (execute_cse_sincos): Use new CALL_EXPR accessors.
1071 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1073 * gimple-low.c (lower_function_body): Use build_call_expr.
1074 (lower_builtin_setjmp): Likewise.
1076 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1077 (set_storage_via_libcall): Likewise.
1078 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1079 instead of TREE_CODE_LENGTH.
1080 (expand_expr_real_1): Use new CALL_EXPR accessors.
1082 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1083 generalize to handle any number of operands.
1084 (TB_parent_eq): Likewise.
1086 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1087 (strip_builtin_expect): Likewise.
1089 * function.c (gimplify_parameters): Use build_call_expr.
1091 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1092 instead of TREE_CODE_LENGTH.
1094 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1095 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1097 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1100 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1101 (gimplify_decl_expr): Likewise.
1102 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1103 Use new CALL_EXPR iterators.
1104 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1105 (gimplify_modify_expr_to_memset): Likewise.
1106 (gimplify_variable_sized_compare): Likewise.
1107 (gimplify_omp_atomic_fetch_op): Likewise.
1108 (gimplify_omp_atomic_pipeline): Likewise.
1109 (gimplify_omp_atomic_mutex): Likewise.
1110 (gimplify_function_tree): Likewise.
1112 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1113 (call_expr_flags): Likewise.
1114 (expand_call): Likewise.
1116 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1117 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1120 * coverage.c (create_coverage): Use build_call_expr.
1122 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1123 (temp_call_expr_obstack): New.
1124 (pool_copy_list): Delete.
1125 (temp_copy_call_expr): New.
1126 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1127 CALL_EXPR accessors. Get rid of special goo for copying argument
1128 lists and use temp_copy_call_expr instead.
1129 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1130 CALL_EXPR accessors.
1131 (create_expression_by_pieces): Likewise. Use build_call_array
1132 to construct the result instead of fold_build3.
1133 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1134 dealing with argument lists.
1135 (init_pre): Remove references to expression_node_pool and
1136 list_node_pool. Init temp_call_expr_obstack instead.
1137 (fini_pre): Remove references to expression_node_pool and
1140 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1141 and walk arguments explicitly instead of as a list.
1143 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1144 (mx_register_decls): Likewise.
1145 (mudflap_register_call): Likewise.
1146 (mudflap_finish_file): Likewise.
1148 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1149 (ipa_callsite_compute_param): Likewise.
1151 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1152 accessors and constructor.
1154 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1155 accessors and constructor.
1156 (convert_tramp_reference): Likewise.
1157 (convert_call_expr): Likewise.
1158 (finalize_nesting_tree_1): Likewise.
1160 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1163 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1165 * tree-inline.c (initialize_inlined_parameters): Pass entire
1166 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1168 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1169 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1171 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1172 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1173 (vectorizable_reduction): Likewise.
1174 (vectorizable_call): Use new CALL_EXPR iterators.
1175 (vectorizable_conversion): Use build_call_expr.
1176 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1177 (vect_gen_widened_results_half): Use build_call_expr.
1178 (vect_setup_realignment): Likewise.
1179 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1181 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1182 (pass_through_call): Likewise.
1183 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1186 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1187 (tree_gen_pow2_profiler): Likewise.
1188 (tree_gen_one_value_profiler): Likewise.
1189 (tree_gen_ic_func_profiler): Likewise.
1190 (tree_gen_average_profiler): Likewise.
1191 (tree_gen_ior_profiler): Likewise.
1193 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1194 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1195 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1197 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1198 of TREE_CODE_LENGTH.
1200 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1201 of TREE_CODE_LENGTH.
1203 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1205 (convert_to_integer): Likewise.
1207 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1210 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1211 Brooks Moses <brooks.moses@codesourcery.com>
1212 Lee Millward <lee.millward@codesourcery.com>
1214 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1216 * config/frv/frv.c (frv_expand_builtin): Likewise.
1217 * config/s390/s390.c (s390_expand_builtin): Likewise.
1219 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1220 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1222 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1223 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1224 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1225 (ix86_expand_store_builtin): Likewise.
1226 (ix86_expand_unop_builtin): Likewise.
1227 (ix86_expand_unop1_builtin): Likewise.
1228 (ix86_expand_sse_compare): Likewise.
1229 (ix86_expand_sse_comi): Likewise.
1230 (ix86_expand_vec_init_builtin): Likewise.
1231 (ix86_expand_vec_ext_builtin): Likewise.
1232 (ix86_expand_vec_set_builtin): Likewise.
1233 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1235 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1236 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1238 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1239 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1240 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1242 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1244 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1245 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1246 arglist. Use new CALL_EXPR accessors. Fix callers.
1247 (altivec_expand_abs_builtin): Likewise.
1248 (rs6000_expand_binop_builtin): Likewise.
1249 (altivec_expand_predicate_builtin): Likewise.
1250 (altivec_expand_lv_builtin): Likewise.
1251 (spe_expand_stv_builtin): Likewise.
1252 (altivec_expand_stv_builtin): Likewise.
1253 (rs6000_expand_ternop_builtin): Likewise.
1254 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1255 (altivec_expand_st_builtin): Likewise.
1256 (altivec_expand_dst_builtin): Likewise.
1257 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1258 arglist. Use new CALL_EXPR accessors. Fix callers.
1259 (altivec_expand_vec_set_builtin): Likewise.
1260 (altivec_expand_vec_ext_builtin): Likewise.
1261 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1262 (spe_expand_builtin): Likewise.
1263 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1264 arglist. Use new CALL_EXPR accessors. Fix callers.
1265 (spe_expand_evsel_builtin): Likewise.
1266 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1267 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1269 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1270 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1271 (arm_expand_unop_builtin): Likewise.
1272 (arm_expand_builtin): Use new CALL_EXPR accessors.
1274 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1277 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1278 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1279 (bfin_expand_unop_builtin): Likewise.
1280 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1282 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1283 Brooks Moses <brooks.moses@codesourcery.com>
1284 Lee Millward <lee.millward@codesourcery.com>
1286 * c-semantics.c (build_stmt): Add internal diagnostic check.
1288 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1289 accessors. Print arguments explicitly instead of as a list.
1291 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1293 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1294 (c_finish_omp_flish): Likewise.
1296 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1297 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1298 instead of TREE_CODE_LENGTH.
1299 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1300 (c_warn_unused_result): Likewise.
1302 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1305 * doc/invoke.texi (Warning Options): Remove
1306 -Werror-implicit-function-declaration.
1307 (Wimplicit-function-declaration): Update description.
1308 * opts.c (common_handle_option): Move handling of -Werror=* to...
1309 (enable_warning_as_error): ...here.
1310 * opts.h (enable_warning_as_error): Declare.
1311 * c-decl.c (implicit_decl_warning): Unless
1312 -Wno-implicit-function-declaration is given, emit a pedwarn if
1313 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1314 * c.opt (Wimplicit-function-declaration): Replace
1315 mesg_implicit_function_declaration with
1316 warn_implicit_function_declaration.
1317 * c-opts.c (c_common_handle_option):
1318 -Werror-implicit-function-declaration is exactly equal as
1319 -Werror=implicit-function-declaration.
1320 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1321 warn_implicit_function_declaration.
1322 (c_common_post_options): -Wimplict-function-declaration is enabled
1323 by default by -std=c99, otherwise is disabled by default.
1324 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1326 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1328 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1329 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1330 former is ignored but not the latter.
1332 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1334 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1335 is made and the reference doesn't use the alias set of its type,
1336 do not create the temporary using that type.
1338 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1340 * jump.c: Remove prototypes for delete_computation and
1341 delete_prior_computation.
1343 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1345 * jump.c (get_label_after): Delete.
1346 (get_label_before, delete_computation, delete_jump,
1347 delete_prior_computation, follow_jumps): Move...
1348 * reorg.c (delete_computation, delete_prior_computation): ... here...
1349 (get_label_before, delete_jump): ... making these static ...
1350 (follow_jumps): ... and simplifying this since it only runs after
1352 * rtl.h (get_label_after, get_label_before, delete_jump,
1353 follow_jumps): Delete prototypes.
1355 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1357 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1359 2007-02-15 Nick Clifton <nickc@redhat.com>
1361 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1362 order to prevent it from being munged by the target.
1364 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1366 * config/i386/i386.md: Remove misleading comment.
1368 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1370 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1371 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1374 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1376 * tree-sra.c (instantiate_missing_elements): Canonicalize
1378 (sra_build_assignment): New.
1379 (generate_copy_inout, generate_element_copy,
1380 generate_element_zero, generate_one_element_init): Use it.
1382 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1384 * tree-sra.c (instantiate_missing_elements): Canonicalize
1386 (sra_build_assignment): New.
1387 (generate_copy_inout, generate_element_copy,
1388 generate_element_zero, generate_one_element_init): Use it.
1390 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1392 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1395 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1397 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1398 types as aggregates not scalars.
1399 * function.c (assign_stack_temp_for_type): Likewise.
1401 2007-02-14 Roger Sayle <roger@eyesopen.com>
1402 Zdenek Dvorak <dvorakz@suse.cz>
1404 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1407 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1409 * passes.c (next_pass_1): Clear the next field of the copied
1412 2007-02-14 Richard Henderson <rth@redhat.com>
1414 * tree-sra.c (early_sra): New.
1415 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1416 (tree_sra_early, pass_sra_early): New.
1417 * tree-pass.h (pass_sra_early): Declare.
1418 * passes.c (init_optimization_passes): Use it.
1420 2007-02-14 Richard Guenther <rguenther@suse.de>
1422 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1424 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1426 PR tree-optimization/30771
1427 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1429 (vect_analyze_operations): Induction phis can now be marked as
1431 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1432 Update documentation accordingly.
1434 2007-02-14 Nick Clifton <nickc@redhat.com>
1436 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1437 most 3 arguments are supported.
1438 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1440 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1442 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1443 Ensure dst->current is valid.
1445 2007-02-13 Paul Brook <paul@codesourcery.com>
1447 * config.gcc: Add arm*-*-uclinux-*eabi.
1448 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1449 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1450 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1451 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1452 (LINK_SPEC): Define.
1454 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1456 * config/arm/uclinux-eabi.h: New file.
1457 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1458 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1461 2007-02-13 Ian Lance Taylor <iant@google.com>
1463 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1464 * flags.h (warn_strict_overflow): Declare.
1465 (enum warn_strict_overflow_code): Define.
1466 (issue_strict_overflow_warning): New static inline function.
1467 * opts.c (warn_strict_overflow): New variable.
1468 (common_handle_option): Handle OPT_Wstrict_overflow and
1469 OPT_Wstrict_overflow_.
1470 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1472 * fold-const.c: Include intl.h.
1473 (fold_deferring_overflow_warnings): New static variable.
1474 (fold_deferred_overflow_warning): New static variable.
1475 (fold_deferred_overflow_code): New static variable.
1476 (fold_defer_overflow_warnings): New function.
1477 (fold_undefer_overflow_warnings): New function.
1478 (fold_undefer_and_ignore_overflow_warnings): New function.
1479 (fold_deferring_overflow_warnings_p): New function.
1480 (fold_overflow_warning): New static function.
1481 (make_range): Add strict_overflow_p parameter. Change all
1483 (extract_muldiv, extract_muldiv_1): Likewise.
1484 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1485 tree_expr_nonnegative_p.
1486 (fold_negate_expr): Call fold_overflow_warning.
1487 (fold_range_test): Likewise.
1488 (fold_comparison): Likewise.
1489 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1490 instead of tree_expr_nonnegative_p.
1491 (tree_expr_nonnegative_warnv_p): Rename from
1492 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1493 (tree_expr_nonnegative_p): New function.
1494 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1495 strict_overflow_p parameter.
1496 (tree_expr_nonzero_p): New function.
1497 * passes.c (verify_interpass_invariants): New static function.
1498 (execute_one_pass): Call it.
1499 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1501 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1502 (estimate_numbers_of_iterations): Likewise.
1503 (scev_probably_wraps_p): Likewise.
1504 * tree-ssa-ccp.c: Include "toplev.h".
1505 (evaluate_stmt): Defer fold overflow warnings until we know we are
1507 (struct fold_stmt_r_data): Add stmt field.
1508 (fold_stmt_r): Defer fold overflow warnings until we know we
1510 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1511 (fold_stmt_inplace): Likewise.
1512 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1513 (cleanup_control_expr_graph): Defer fold overflow warnings until
1514 we know we are going to optimize.
1515 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1516 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1518 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1519 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1520 * tree-ssa-loop-manip.c (create_iv): Likewise.
1521 * c-typeck.c (build_conditional_expr): Likewise.
1522 (build_binary_op): Likewise.
1523 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1524 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1525 (extract_range_from_unary_expr): Likewise.
1526 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1527 assuming that signed overflow does not occur.
1528 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1529 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1530 (fold_defer_overflow_warnings): Declare.
1531 (fold_undefer_overflow_warnings): Declare.
1532 (fold_undefer_and_ignore_overflow_warnings): Declare.
1533 (fold_deferring_overflow_warnings_p): Declare.
1534 (tree_expr_nonzero_warnv_p): Declare.
1535 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1537 (Warning Options): Document -Wstrict-overflow.
1538 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1539 (tree-ssa-ccp.o): Likewise.
1540 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1541 (fold-const.o): Depend on intl.h.
1543 2007-02-13 Ian Lance Taylor <iant@google.com>
1546 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1549 2007-02-13 Stuart Hastings <stuart@apple.com>
1551 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1553 2007-02-13 Richard Henderson <rth@redhat.com>
1555 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1556 handled_component_p before looking for the indirect_ref.
1558 2007-02-13 Richard Henderson <rth@redhat.com>
1560 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1561 remove flags clobber.
1562 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1563 (bswaphi_lowpart): New.
1564 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1565 remove TARGET_BSWAP test. Delete expander of the same name.
1567 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1568 (expand_unop): Use them.
1570 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1573 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1574 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1575 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1576 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1577 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1578 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1579 assembler dialect choice from asm templates.
1581 2007-02-12 Richard Henderson <rth@redhat.com>
1583 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1584 (fixuns_trunc<SSEMODEF>si2): Use it.
1585 * config/i386/sse.md (vec_setv4sf_0): Export.
1586 * config/i386/i386.c (ix86_build_const_vector): Export.
1587 (ix86_split_convert_uns_si_sse): Rename from
1588 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1589 * config/i386/i386-protos.h: Update.
1591 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1594 * c-typeck.c (c_finish_return): Improve warning message.
1596 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1598 * alias.c (find_symbolic_term): Delete unused function.
1600 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1603 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1604 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1606 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1608 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1609 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1610 the function, temporarily point the debug interface to the null one.
1612 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1614 * dwarf2out.c (round_up_to_align): New static function.
1615 (field_byte_offset): Use it to round the offset.
1617 2007-02-12 Richard Henderson <rth@redhat.com>
1619 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1620 (inswl_const): Export.
1622 2007-02-12 Richard Henderson <rth@redhat.com>
1624 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1625 result mode of the libcall, convert back to outmode.
1627 2007-02-12 Roger Sayle <roger@eyesopen.com>
1629 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1630 (bswapdi2): New define_expand to implement 32-bit implementation.
1632 2007-02-12 Nick Clifton <nickc@redhat.com>
1634 * doc/invoke.texi (Overall Options): Document --help=.
1635 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1636 (cc1_options): Pass --help= on to cc1.
1637 (display_help): Add description of --help=.
1638 (process_command): Add code to handle --help=. Allow translated
1639 --help and --target-help switches to be passed on to compiler
1641 (main): Remove unused if statement.
1642 * opts.c (columns): Remove.
1643 (LEFT_COLUMN): Define.
1644 (wrap_help): Add columns argument.
1645 (print_filtered_help): Change parameters to be an include bitmask,
1646 an exclude bitmask, an any bitmask and the column width. Move the
1647 code to display the params list here. Add code to display the
1648 status of options rather than their descriptions if the quiet flag
1650 (print_specific_help): Change parameters to be an include bitmask,
1651 an exclude bitmask and an any bitmask. Move code to look up the
1652 column width here. Decide upon the title for an options listing.
1653 (common_handle_options): Add code to handle --help=. Adapt code
1654 for --help and --target-help to use the revised form of the
1655 print_specific_help function.
1656 (print_help): Delete.
1657 (print_param_help): Delete.
1658 (print_switch): Delete.
1659 * opts.h (cl_lang_count): Add prototype.
1660 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1661 CL_MAX_OPTION_CLASS): New defines.
1662 * optc-gen.awk: Add construction of cl_lang_count.
1663 * c.opt: Add Warning attribute to warning options and Optimization
1664 attribute to optimization options.
1665 * common.opt: Likewise.
1667 Add -fhelp and -ftarget-help as aliases for the transformed --help
1668 and --target-help options.
1669 * opt-functions.awk: Add code to handle Warning and Optimization
1672 2007-02-12 Richard Henderson <rth@redhat.com>
1674 * config/alpha/constraints.md: New file.
1675 * config/alpha/alpha.c: Include tm-constrs.h.
1676 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1677 alpha_extra_constraint): Remove.
1678 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1679 * config/alpha/alpha-protos.h: Update.
1680 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1681 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1682 (EXTRA_CONSTRAINT): Remove.
1683 * config/alpha/alpha.md: Include constraints.md.
1684 (adddi splitter): Use satisfies_constraint_*.
1685 * config/alpha/predicates.md (add_operand): Likewise.
1686 (sext_add_operand, addition_operation): Likewise.
1688 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1690 PR tree-optimization/29145
1691 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1692 in our handling of restrict qualified pointers.
1694 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1697 * doc/invoke.texi (Wunused-value): Update description.
1698 (Wextra): Delete item.
1699 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1700 value of Wunused-value.
1701 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1702 (c_finish_stmt_expr): Don't check extra_warnings.
1703 (emit_side_effect_warnings): The caller is responsible to check
1706 2007-02-11 Roger Sayle <roger@eyesopen.com>
1707 Matt Thomas <matt@3am-software.com>
1709 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1711 2007-02-11 Roger Sayle <roger@eyesopen.com>
1713 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1714 comparisons of POPCOUNT against zero.
1715 (simplify_const_relational_operation): Likewise.
1717 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1719 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1721 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1723 * dwarf2out.c (root_type): Delete unused function.
1725 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1727 * genattrtab.c (contained_in_p): Delete unused function.
1728 (write_expr_attr_cache): Likewise.
1730 2007-02-11 Jan Hubicka <jh@suse.cz>
1732 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1735 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1737 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1738 to add the REG_EQ* note.
1739 * see.c (see_merge_one_use_extension): Likewise.
1740 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1741 turn REG_EQUAL notes into REG_EQUIV notes if the target
1742 register may have more than one set.
1743 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1744 * gcse.c (try_replace_reg): Likewise.
1745 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1746 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1747 more than one REG_EQUIV note.
1748 * reload1.c (gen_reload): Use set_unique_reg_note.
1750 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1752 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1753 (ix86_builtin_conversion): New function.
1755 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1758 * tree.h (DECL_REPLACEABLE_P): New macro.
1759 * except.c (set_nothrow_function_flags): Likewise.
1761 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1762 Ira Rosen <irar@il.ibm.com>
1763 Dorit Nuzman <dorit@il.ibm.com>
1765 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1766 * targhooks.c (default_builtin_vectorized_conversion): New.
1767 * targhooks.h (default_builtin_vectorized_function): New declaration.
1768 * target.h (struct vectorize): Add builtin_conversion field.
1769 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1770 stmt_vec_info_type value.
1771 (vectorizable_conversion): New declaration.
1772 * tree-vect-analyze.c (vect_analyze_operations): Add
1773 vectorizable_conversion call.
1774 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1775 * tree-vect-transform.c (vectorizable_conversion): New function.
1776 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1777 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1779 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1780 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1781 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1782 or ALTIVEC_BUILTIN_VCFSX.
1784 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1787 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1788 CONST_DOUBLE and operand 0 is a hard register.
1789 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1790 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1791 is a hard floating-point register.
1793 2007-02-10 Richard Henderson <rth@redhat.com>
1794 Jakub Jelinek <jakub@redhat.com>
1795 Alexandre Oliva <aoliva@redhat.com>
1797 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1798 * builtin-types.def (BT_WORD): Make unsigned.
1799 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1800 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1801 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1802 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1803 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1804 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1806 * expr.c (emutls_var_address): New.
1807 (expand_expr_real_1): Expand emulated tls.
1808 (expand_expr_addr_expr_1): Likewise.
1809 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1810 * output.h (emutls_finish): Declare.
1811 * toplev.c (compile_file): Call it.
1812 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1813 address before wrapping in CONST.
1814 * varasm.c (emutls_htab, emutls_object_type): New.
1815 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1816 (get_emutls_object_name, get_emutls_object_type): New.
1817 (get_emutls_init_templ_addr, emutls_decl): New.
1818 (emutls_common_1, emutls_finish): New.
1819 (assemble_variable): When emulating tls, swap decls; generate
1820 constructor for the emutls objects.
1821 (do_assemble_alias): When emulating tls, swap decl and target name.
1822 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1824 * varpool.c (decide_is_variable_needed): Look at force_output.
1825 Recurse for emulated tls.
1826 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1827 with decide_is_variable_needed.
1828 * emutls.c: New file.
1829 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1830 tls_object for real tls.
1832 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1834 PR rtl-optimization/29599
1835 * reload1.c (eliminate_regs_in_insn): Take the destination
1836 mode into account when computing the offset.
1838 2007-02-09 Stuart Hastings <stuart@apple.com>
1839 Richard Henderson <rth@redhat.com>
1841 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1842 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1843 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1844 fixuns_truncdfhi2): New.
1845 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1846 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1847 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1848 (floatunssidf2): Allow nonimmediate source.
1849 * gcc/config/i386/sse.md (movdi_to_sse): New.
1850 (vec_concatv2di): Drop '*'.
1851 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1852 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1853 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1855 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1856 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1857 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1858 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1859 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1860 ix86_build_const_vector.
1861 (x86_emit_floatuns): Rewrite.
1863 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1865 * genautomata.c (longest_path_length): Delete unused function.
1866 (struct state): Delete unused longest_path_length.
1867 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1868 (get_free_state): Delete unused.
1870 2007-02-09 Jan Hubicka <jh@suse.cz>
1872 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1873 * doc/invoke.texi (inline-unit-growth): Update default value.
1875 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1876 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1877 (rebuild_cgraph_edges): Likewise.
1878 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1879 (dump_cgraph_node): Dump frequencies.
1880 (cgraph_clone_edge): Add frequency scales.
1881 (cgraph_clone_node): Add freuqnecy.
1882 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1883 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1884 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1885 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1886 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1887 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1888 (save_inline_function_body): Likewise.
1889 * ipa-inline.c: inluce rtl.h
1890 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1891 (cgraph_edge_badness): Use frequencies.
1892 (cgraph_decide_recursive_inlining): Update clonning.
1893 (cgraph_decide_inlining_of_small_function): Dump frequency.
1894 * predict.c (estimate_bb_frequencies): Export.
1895 * predict.h (estimate_bb_frequencies): Declare.
1896 * tree-inline.c (copy_bb): Watch overflows.
1897 (expand_call_inline): Update call of cgraph_create_edge.
1898 (optimize_inline_calls): Use TODO flags to update frequnecies.
1899 * passes.h: Include predict.h
1900 (init_optimization_passes): Move profile ahead.
1901 (execute_function_todo): Handle TODO_rebuild_frequencies.
1903 2007-02-09 Roger Sayle <roger@eyesopen.com>
1905 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1906 the insbl or inswl pattern into a register.
1908 2007-02-09 Roger Sayle <roger@eyesopen.com>
1910 * config/ia64/ia64.md (bswapdi2): New define_insn.
1912 2007-02-09 Richard Henderson <rth@redhat.com>
1914 * config/i386/constraints.md (Ym): New constraint.
1915 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1916 (movdi_1_rex64): Split sse and xmm general register moves from
1917 memory move alternatives. Use conditional register constraints.
1918 (movsf_1, movdf_integer): Likewise.
1919 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1920 (movdf_integer_rex64): New.
1921 (pushsf_rex64): Fix output constraints.
1922 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1923 (sse2_stored): Likewise.
1924 (sse2_storeq_rex64): New.
1925 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1926 amd and not generic.
1927 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1928 for optimize_size. Remove SF/DFmode hack.
1930 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1932 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1935 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1936 Richard Sandiford <richard@codesourcery.com>
1938 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1939 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1940 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1941 m68k/t-mlib to tmake_file.
1942 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1943 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1944 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1945 Allow it to be cf or m68k. Set m68k_arch_family. If that
1946 variable is not empty, add t-$m68k_arch_family to tmake_file.
1947 Add t-mlibs to tmake_file.
1948 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1949 * config/m68k/t-cf: New file.
1950 * config/m68k/t-m68k: Likewise.
1951 * config/m68k/t-mlibs: Likewise.
1952 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1953 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1954 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1955 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1956 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1958 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1959 (INSTALL_LIBGCC): Delete.
1960 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1961 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1962 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1963 (M68K_MLIB_CPU): Define.
1964 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1965 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1966 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1968 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1969 Richard Guenther <rguenther@suse.de>
1972 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1973 against INT_MIN/INT_MAX.
1974 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1975 file if a loop is removed.
1977 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1979 * calls.c (store_one_arg): Pass correct alignment to
1980 emit_push_insn for non-BLKmode values.
1981 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1982 unaligned stack slot via a suitably aligned slot.
1984 2007-02-08 DJ Delorie <dj@redhat.com>
1986 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1988 (legal_subregs): Use unsigned char, make const.
1989 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1991 2007-02-08 Paul Brook <paul@codesourcery.com>
1993 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1994 special interworking needed.
1996 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1998 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1999 conditional to __SSE2__.
2000 (Entries below should have been added to first ChangeLog
2001 entry for amdfam10 dated 2007-02-05)
2002 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2004 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2006 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2009 2007-02-08 DJ Delorie <dj@redhat.com>
2011 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2012 * config/m32c/m32c.c (legal_subregs): New.
2013 (m32c_illegal_subreg_p): New.
2014 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2015 unsupported subregs of hard regs.
2017 2007-02-08 Jan Hubicka <jh@suse.cz>
2019 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2020 the same one; always update histograms.
2022 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2024 * passes.c (init_optimization_passes): Tidy comment.
2026 2007-02-08 Roger Sayle <roger@eyesopen.com>
2028 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2029 strip zero_extend, bswap and rotates from POCOUNT's argument.
2030 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2031 zero_extend and rotates from PARITY's argument.
2032 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2033 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2034 of an integer constant at compile-time.
2036 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2039 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2041 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2044 * tree-ssa-live.c (remove_unused_locals): Do not remove
2045 TREE_ADDRESSABLE variables.
2046 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2047 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2048 FOR_CLOBBER. Update all users.
2049 If VAR has an associated alias set, add a virtual operand for
2050 it if no alias is found to conflict with the memory reference.
2052 2007-02-07 Jan Hubicka <jh@suse.cz>
2053 Robert Kidd <rkidd@crhc.uiuc.edu>
2055 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2057 2007-02-07 Ian Lance Taylor <iant@google.com>
2059 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2061 2007-02-07 Roger Sayle <roger@eyesopen.com>
2063 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2064 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2065 tablejumpdi, movsi_to_cr_one): Remove constraints from
2066 define_expand's match_operands.
2068 2007-02-07 Roger Sayle <roger@eyesopen.com>
2070 * global.c (compute_regsets): Move declatation of "i" inside of
2071 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2073 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2076 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2077 of INDIRECT_REF <RESULT_DECL>.
2079 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2081 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2082 Kaz Kojima <kkojima@gcc.gnu.org>
2085 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2087 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2089 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2091 * doc/loop.texi: Document possibility not to perform disambiguation
2092 of loops with multiple latches.
2093 * cfgloopmanip.c (alp_enum_p): Removed.
2094 (add_loop): Handle subloops. Use get_loop_body_with_size.
2095 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2096 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2097 the new forwarder block.
2098 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2099 Handle the case latch is NULL.
2100 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2101 when marking loop exits.
2102 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2104 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2105 disambiguate_loops_with_multiple_latches.
2106 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2107 before fix_loop_structure.
2108 * cfgloop.c: Include pointer-set.h and output.h.
2109 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2110 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2111 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2112 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2113 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2114 disambiguate_multiple_latches, get_loop_body_with_size,
2115 disambiguate_loops_with_multiple_latches): New functions.
2116 (flow_loop_dump): Dump multiple latch edges.
2117 (flow_loop_nodes_find): Handle loops with multiple latches.
2118 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2119 (glb_enum_p): Modified.
2120 (get_loop_body): Use get_loop_body_with_size.
2121 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2122 (AVOID_CFG_MODIFICATIONS): New constant.
2123 (disambiguate_loops_with_multiple_latches, add_loop,
2124 get_loop_body_with_size): Declare.
2125 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2127 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2130 * global.c (compute_regsets): New function.
2131 (global_alloc): Refactored ELIMINABLE_REGSET
2132 and NO_GLOBAL_ALLOC_REGS computation out.
2133 (rest_of_handle_global_alloc): Call compute_regsets()
2134 for non-optimizing case.
2136 2007-02-06 Richard Henderson <rth@redhat.com>
2138 * config/i386/constraints.md (Y2): Rename from Y.
2139 (Yi): New constraint.
2140 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2141 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2142 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2143 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2144 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2145 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2146 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2147 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2148 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2149 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2150 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2151 vec_extractv2si_1): Change Y constraints to Y2.
2152 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2153 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2154 Change Y constraints to Y2.
2155 (sse2_loadld): Change Y constraints to x.
2157 2007-02-06 Roger Sayle <roger@eyesopen.com>
2159 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2160 (parity<mode>2): New define_expand using rs6000_emit_parity.
2161 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2162 rs6000_emit_parity): New functions.
2163 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2164 rs6000_emit_parity): Prototype here.
2166 2007-02-06 Ian Lance Taylor <iant@google.com>
2168 * lower-subreg.c (simple_move_operand): Reject CONST.
2169 (resolve_clobber): Call validate_change rather than directly
2170 assigning to XEXP (pat, 0).
2172 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2174 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2175 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2176 (tree-cfg.o): Remove hashtab.h dependency.
2178 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2179 (struct ivopts_data): Change niters to pointer_map_t.
2180 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2181 (niter_for_exit): Create pointer_map on demand. Change for
2183 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2184 (free_loop_data): Destroy data->niters if created and reset field.
2185 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2186 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2188 * tree-ssa-reassoc.c: Include pointer-set.h.
2189 (bb_rank): Change to long *.
2190 (operand_rank): Change to pointer_map_t.
2191 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2192 (insert_operand_rank): Accept long.
2193 (operand_entry_hash, operand_entry_eq): Remove.
2194 (get_rank): Return long. Adjust for changes above.
2195 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2197 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2199 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2200 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2201 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2203 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2204 directly since it cannot be NULL.
2205 (get_vi_for_tree): Rewrite for pointer_map API.
2206 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2207 (init_alias_vars): Create vi_for_tree as pointer_map.
2208 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2210 * tree-cfg.c: Don't include hashtab.h.
2211 (edge_to_cases): Declare as pointer_map.
2212 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2214 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2215 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2216 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2218 (record_switch_edge): Delete.
2219 (get_cases_for_edge): Adjust for pointer_map API, inline
2220 record_switch_edge (rewritten for new API), remove goto.
2222 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2224 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2225 * tree-nested.c: Include pointer-set.h.
2226 (var_map_elt, var_map_eq, var_map_hash): Delete.
2227 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2229 (nesting_info_bitmap_obstack): New.
2230 (lookup_field_for_decl): Adjust for pointer_map API.
2231 (lookup_tramp_for_decl): Adjust for pointer_map API.
2232 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2233 (get_local_debug_decl): Adjust for pointer_map API.
2234 (convert_nl_goto_reference): Adjust for pointer_map API.
2235 (convert_nl_goto_receiver): Adjust for pointer_map API.
2236 (create_nesting_tree): Create outside GGC space. Create bitmap on
2237 the new obstack. Create field_map and var_map as pointer_maps.
2238 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2240 (lower_nested_functions): Move root here, no need to NULL it.
2241 Initialize and release the obstack.
2243 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2245 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2246 Remove prototypes and make them non-static.
2247 (struct tree_int_map): Remove.
2248 * tree.h (struct tree_int_map): Move here, turning TO into an
2250 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2252 * tree.h (TREE_COMPLEXITY): Remove.
2253 (struct tree_exp): Remove complexity field.
2254 * tree.c (build1_stat): Don't set it.
2256 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2257 Victor Kaplansky <victork@il.ibm.com>
2259 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2260 (vect_is_simple_reduction): Support reduction with induction as
2261 one of the operands.
2262 (vect_is_simple_iv_evolution): Fix formatting.
2263 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2264 formatting. Don't mark induction phis for vectorization.
2265 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2266 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2267 (vect_get_vec_def_for_operand): Support induction.
2268 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2270 (vectorizable_reduction): Support reduction with induction as one of
2272 (vectorizable_type_demotion): Use def-type of stmt argument rather
2273 than dummy def-type.
2275 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2276 flag_tree_scev_cprop.
2277 * common.opt (tree-scev-cprop): New flag.
2279 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2280 call to vect_get_new_vect_var.
2282 2007-02-06 Ira Rosen <irar@il.ibm.com>
2284 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2285 vectype is not NULL.
2286 (vect_pattern_recog_1): Likewise.
2288 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2290 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2291 (fold_negate_expr): Likewise.
2293 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2296 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2297 even if cv-qualification is the same.
2299 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2301 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2302 __enable_execute_stack on completion.
2304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2306 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2307 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2308 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2309 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2310 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2311 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2312 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2313 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2317 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2318 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2319 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2320 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2321 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2322 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2323 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2324 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2325 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2326 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2327 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2328 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2329 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2330 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2331 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2332 sqrtextenddfxf2_i387): Added amdfam10_decode.
2334 * config/i386/athlon.md (athlon_idirect_amdfam10,
2335 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2336 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2337 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2338 athlon_ivector_store_amdfam10): New define_insn_reservation.
2339 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2342 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2344 * config/i386/athlon.md (athlon_call_amdfam10,
2345 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2346 define_insn_reservation.
2347 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2348 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2349 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2353 * config/i386/athlon.md (athlon_sseld_amdfam10,
2354 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2355 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2359 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2360 define_insn_reservation.
2361 * config/i386/i386.md (sseins): Added sseins to define_attr type
2362 and define_attr unit.
2363 * config/i386/sse.md: Set type attribute to sseins for insertq
2366 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2368 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2369 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2370 ssecomi_load_amdfam10, ssecomi_amdfam10,
2371 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2372 define_insn_reservation.
2373 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2375 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2377 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2378 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2379 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2380 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2381 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2382 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2383 define_insn_reservation.
2385 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2386 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2387 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2388 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2389 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2391 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2393 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2394 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2395 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2396 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2397 athlon_ssemul_load_k8): Added amdfam10.
2399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2401 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2402 (x86_sse_unaligned_move_optimal): New variable.
2404 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2406 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2407 for unaligned vector SSE double/single precision loads for AMDFAM10.
2409 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2411 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2412 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2413 Define TARGET_CPU_DEFAULT_amdfam10.
2414 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2415 (processor_type): Add PROCESSOR_AMDFAM10.
2417 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2418 processor_type in config/i386/i386.h.
2419 Enable imul peepholes for TARGET_AMDFAM10.
2421 * config.gcc: Add support for --with-cpu option for amdfam10.
2423 * config/i386/i386.c (amdfam10_cost): New variable.
2424 (m_AMDFAM10): New macro.
2425 (m_ATHLON_K8_AMDFAM10): New macro.
2426 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2427 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2428 x86_promote_QImode, x86_integer_DFmode_moves,
2429 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2430 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2431 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2432 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2433 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2434 Enable/disable for amdfam10.
2435 (override_options): Add amdfam10_cost to processor_target_table.
2436 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2437 processor_alias_table.
2438 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2439 (ix86_adjust_cost): Add code for amdfam10.
2441 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2443 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2444 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2445 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2446 * config/i386/i386.h: Add builtin definition for SSE4A.
2447 * config/i386/i386.md: Add support for ABM instructions
2449 * config/i386/sse.md: Add support for SSE4A instructions
2450 (movntss, movntsd, extrq, insertq).
2451 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2452 Add -march=amdfam10 flag.
2453 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2454 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2456 * doc/extend.texi: Add documentation for SSE4A builtins.
2458 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2460 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2462 2007-02-05 Richard Guenther <rguenther@suse.de>
2464 * tree-vectorizer.h (vectorizable_function): Add argument type
2465 argument, change return type.
2466 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2467 * tree-vect-transform.c (vectorizable_function): Handle extra
2468 argument, return vectorized function decl.
2469 (build_vectorized_function_call): Remove.
2470 (vectorizable_call): Handle calls with result and argument types
2471 differing. Handle loop vectorization factor correctly.
2472 * targhooks.c (default_builtin_vectorized_function): Adjust for
2474 * targhooks.h (default_builtin_vectorized_function): Likewise.
2475 * target.h (builtin_vectorized_function): Add argument type
2477 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2478 extra argument, allow vectorizing of lrintf.
2479 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2480 documentation of target hook.
2482 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2485 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2486 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2487 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2489 2007-02-05 Roger Sayle <roger@eyesopen.com>
2491 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2492 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2493 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2494 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2495 before canonicalizing sincos to cexpi.
2496 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2498 2007-02-05 Roger Sayle <roger@eyesopen.com>
2500 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2501 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2502 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2504 2007-02-05 Roger Sayle <roger@eyesopen.com>
2506 * mips-tfile.c (initialize_init_file): Correct endianness test.
2508 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2510 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2513 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2515 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2516 saves in a PARALLEL before the register assignments.
2518 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2520 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2521 DWARF_FRAME_RETURN_COLUMN to be a general register.
2522 * dwarf2out.c (init_return_column_size): New function, split from...
2523 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2524 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2525 to be nongeneral registers.
2526 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2528 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2529 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2531 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2533 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2535 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2537 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2538 (remove_path): Use can_remove_branch_p and remove_branch instead
2539 of loop_delete_branch_edge.
2540 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2541 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2542 Update profile using scale_dominated_blocks_in_loop.
2543 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2544 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2545 (can_remove_branch_p, remove_branch): Declare.
2546 * tree-cfg.c (tree_can_remove_branch_p): New function.
2547 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2548 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2549 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2551 2007-02-05 Jan Hubicka <jh@suse.cz>
2554 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2555 nodes in cgraph, don't remove offline copy of the function.
2557 2007-02-04 Jan Hubicka <jh@suse.cz>
2559 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2560 vectors might cause maybe_lookup_element_for_expr to be called
2561 on non-sra-candidate.
2563 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2565 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2566 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2567 spelling conventions.
2569 2007-02-04 Richard Guenther <rguenther@suse.de>
2572 * fold-const.c (try_move_mult_to_index): Make sure to not
2573 overflow one dimension of a multi-dimensional array access.
2575 2007-02-04 Jan Hubicka <jh@suse.cz>
2577 * passes.c (init_optimization_passes): Reindent.
2579 2007-02-04 Jan Hubicka <jh@suse.cz>
2580 Eric Botcazou <ebotcazou@adacore.com>
2582 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2583 (execute_fixup_cfg): Break out the abnormal goto code.
2584 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2585 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2586 (optimize_inline_calls): Call make_nonlocal_label_edges.
2588 2007-02-04 Jan Hubicka <jh@suse.cz>
2590 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2591 true when something was changed.
2592 (rename_ssa_copies): When something was changed, do
2593 TODO_remove_unused_locals.
2594 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2595 add TODO_remove_unused_locals when instruction was removed.
2597 2007-02-04 Jan Hubicka <jh@suse.cz>
2599 * ipa-inline.c (try_inline): Improve debug output; work on already
2601 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2602 call try_inline for already inlined edges too when flattening;
2603 inline also functions that make callee growth but overall unit size
2606 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2608 * config/m32c/bitops.md, config/m32c/jump.md,
2609 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2610 config/m32r/m32r.h, config/m32r/m32r.md,
2611 config/m32r/predicates.md, config/m68hc11/larith.asm,
2612 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2613 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2614 config/mips/mips-protos.h, config/mips/mips.c,
2615 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2616 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2617 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2618 spelling conventions.
2620 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2621 Follow spelling conventions.
2623 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2625 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2626 warn about C++0x compatibility.
2628 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2630 * config/h8300/h8300.c, config/h8300/h8300.h,
2631 config/h8300/h8300.md: Follow spelling conventions.
2633 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2636 * combine.c (try_combine): Do not substitute source operand
2637 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2639 2007-02-03 Jan Hubicka <jh@suse.cz>
2641 PR gcov-profile/30650
2642 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2643 do not divide by zero for never executed counters.
2644 (tree_find_values_to_profile): Fix counters.
2645 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2647 2007-02-03 Ian Lance Taylor <iant@google.com>
2649 * lower-subreg.c (simple_move_operand): New static function,
2650 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2652 (simple_move): Call simple_move_operand.
2653 (find_decomposable_subregs): Add special handling of MEMs.
2654 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2655 meaning of return value. If we see a hard register, test whether
2656 it can store a word_mode value. Change all callers.
2658 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2660 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2661 ftrapv insns and expanders.
2662 (subdi3): Change define_expand operand 1 to arith11_operand, and
2663 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2664 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2665 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2669 * varasm.c (notice_global_symbol): Treat global objects as weak when
2672 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2674 * emit-rtl.c (dconstpi): Delete.
2676 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2677 * real.h (dconstpi): Delete.
2679 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2680 (fold_builtin_hypot): Likewise.
2682 2007-02-03 Tom Tromey <tromey@redhat.com>
2685 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2686 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2688 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2690 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2691 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2692 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2693 config/rs6000/cell.md, config/rs6000/darwin.h,
2694 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2695 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2696 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2697 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2698 typos. Follow spelling conventions.
2699 * doc/invoke.texi: Follow spelling conventions.
2701 2007-02-03 Roger Sayle <roger@eyesopen.com>
2703 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2704 canonicalization transformations that attempt to simplify integer
2705 constant comparisons to become comparisons against zero.
2707 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2709 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2711 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2712 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2714 2007-02-02 Mike Stump <mrs@apple.com>
2716 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2717 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2718 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2719 generate a branch island.
2721 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2723 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2724 (xtensa_legitimate_address_p): New.
2725 (xtensa_legitimize_address): New.
2726 (xtensa_output_addr_const_extra): New.
2727 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2729 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2730 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2731 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2732 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2733 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2734 (xtensa_legitimize_address): New.
2735 (xtensa_output_addr_const_extra): New.
2737 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2739 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2741 2007-02-02 Ian Lance Taylor <iant@google.com>
2743 * expmed.c (expand_divmod): Add comment.
2745 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2747 * emit-rtl.c (renumber_insns): Remove.
2748 * flags.h: Remove the extern for flag_renumber_insns.
2749 * rtl.h: Remove the prototype for renumber_insns.
2750 * toplev.c (flag_renumber_insns): Remove.
2752 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2754 Revert for x86 darwin:
2755 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2757 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2758 code before the following patch under TARGET_MACHO.
2759 (ix86_function_value_regno_p): Likewise.
2761 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2763 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2766 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2769 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2770 general or fp registers. Add comments.
2771 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2773 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2775 * pointer-set.c (insert_aux): Only return insertion slot.
2776 (pointer_set_insert): Adjust.
2777 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2778 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2779 pointer_map_traverse): New.
2780 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2781 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2782 pointer_map_contains, pointer_map_traverse): Declare.
2784 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2787 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2788 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2790 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2792 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2794 (struct _dep): New type.
2795 (dep_t): New typedef.
2796 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2797 (DEP_STATUS): New access macro. The macro with the same name was
2798 renamed to DEP_LINK_STATUS.
2799 (dep_init): Declare function
2801 (struct _dep_link): New type.
2802 (dep_link_t): New typedef.
2803 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2804 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2805 (DEP_LINK_STATUS): New macro.
2806 (debug_dep_links): New debug function.
2808 (struct _deps_list): New type.
2809 (deps_list_t): New typedef.
2810 (DEPS_LIST_FIRST): New access macro.
2811 (FOR_EACH_DEP_LINK): New cycle macro.
2812 (create_deps_list, free_deps_list, delete_deps_list): Declare
2814 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2815 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2816 (copy_deps_list_change_con): Ditto.
2818 (move_dep_link): Declare function.
2820 (struct _dep_node): New type.
2821 (dep_node_t): New typedef.
2822 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2824 (struct haifa_insn_data.back_deps): New field to hold backward
2825 dependencies of the insn.
2826 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2828 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2829 Change its type to deps_list_t.
2830 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2831 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2832 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2834 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2836 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2838 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2840 (dep_cost): Declare.
2842 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2843 (ds_to_dk, dk_to_ds): New functions.
2845 (init_dep_1): New static function.
2846 (init_dep): New function.
2847 (copy_dep): New static function.
2849 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2851 (detach_dep_link): New static function.
2852 (move_dep_link): New function.
2854 (dep_links_consistent_p, dump_dep_links): New static functions.
2855 (debug_dep_links): New debugging function.
2857 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2859 (alloc_deps_list, init_deps_list): New static functions.
2860 (create_deps_list): New function.
2861 (clear_deps_list): New static function.
2862 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2863 (deps_list_consistent_p, dump_deps_list): New static functions.
2864 (debug_deps_list): New function.
2865 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2867 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2869 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2870 use new scheduler dependencies lists.
2871 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2872 (sched_analyze): Ditto. Initialize dependencies lists.
2873 (add_forw_dep, compute_forward_dependences): Update to use new
2874 scheduler dependencies lists.
2876 (init_dependency_caches): Init deps_obstack.
2877 (free_dependency_caches): Free deps_obstack.
2879 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2880 new scheduler dependencies lists.
2881 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2882 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2884 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2885 Update to use new scheduler dependencies lists.
2886 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2887 (debug_dependencies): Ditto.
2888 (schedule_region): Update comments.
2890 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2891 scheduler dependencies lists.
2892 (schedule_ebb): Update comments.
2894 * rtl.def (DEPS_LIST): Remove.
2896 * lists.c (unused_deps_list): Remove.
2897 (free_list): Update assertions.
2899 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2900 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2902 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2903 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2905 * haifa-sched.c (comments): Update.
2906 (insn_cost1): Remove. Inline the code into insn_cost ().
2907 (insn_cost): Update to use new scheduler dependencies lists. Move
2908 processing of the dependency cost to dep_cost ().
2909 (dep_cost): New function. Use it instead of insn_cost () when
2910 evaluating cost of the dependency. Use compatible interface to
2911 interact with the target.
2912 (priority): Update to use new scheduler dependencies lists.
2913 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2914 with greater number of insns that depend on the insn.
2915 (schedule_insn): Update to use new scheduler dependencies lists. Add
2916 code to free backward dependencies lists. Inline and optimize code
2917 from resolve_dep () - see PR28071.
2918 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2919 lists. Update call to targetm.sched.is_costly_dependence hook.
2921 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2922 scheduler dependencies lists.
2924 (resolve_dep): Remove. Move the logic to schedule_insn ().
2925 (init_h_i_d): Initialize dependencies lists.
2927 (process_insn_depend_be_in_spec): Rename to
2928 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2930 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2931 Update to use new scheduler dependencies lists.
2932 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2934 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2935 new scheduler dependencies lists.
2936 (build_intra_loop_deps): Ditto.
2938 * target.h (struct _dep): Declare to use in
2939 gcc_target.sched.is_costly_dependence.
2940 (struct gcc_target.sched.adjust_cost): Fix typo.
2941 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2942 single dep_t parameter instead of an equivalent triad.
2943 (struct gcc_target.sched.adjust_cost_2): Remove.
2945 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2947 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2949 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2951 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2953 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2954 (REG_DEP_TRUE): Document.
2956 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2957 Change signature to correspond to the targetm.sched.adjust_cost hook.
2958 Update use in TARGET_SCHED_ADJUST_COST_2.
2959 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2960 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2961 new scheduler dependencies lists.
2962 (ia64_gen_check): Ditto.
2964 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2967 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2968 signature to correspond to the targetm.sched.is_costly_dependence hook.
2969 (is_costly_group): Update to use new scheduler dependencies lists.
2971 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2972 instead of INSN_COST () macro.
2974 2007-02-01 Ian Lance Taylor <iant@google.com>
2976 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2978 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2980 * pa.md (tp_load): Correct mfctl instruction syntax.
2982 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2984 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2985 altivec_padding_size calculation on AIX. Improve comment, add
2986 assert to verify that it's right.
2988 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2991 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2994 * global.c (global_alloc): Add mising initialization of
2997 2007-02-01 Roger Sayle <roger@eyesopen.com>
2999 * alias.c (init_alias_analysis): Correct whitespace.
3000 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3001 partition_hot_cold_basic_blocks): Likewise.
3002 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3003 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3004 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3005 fold_builtin_snprintf_chk, fold_builtin_printf,
3006 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3007 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3008 * cfgcleanup.c (cleanup_cfg): Likewise.
3009 * cfgexpand.c (tree_expand_cfg): Likewise.
3010 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3011 * function.c (get_next_funcdef_no): Likewise.
3012 * gengtype.c (main): Likewise.
3013 * genmodes.c (main): Likewise.
3014 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3015 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3016 * ifcvt.c (noce_emit_move_insn): Likewise.
3017 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3019 * stor-layout.c (get_best_mode): Likewise.
3020 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3021 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3022 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3023 perform_var_substitution, solve_graph): Likewise.
3024 * tree-vrp.c (vrp_finalize): Likewise.
3026 2007-02-01 Ian Lance Taylor <iant@google.com>
3028 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3029 high part of a paradoxical subreg, return a constant zero.
3031 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3033 * toplev.c (lang_dependent_init): Call init_set_costs.
3034 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3036 2007-02-01 Richard Guenther <rguenther@suse.de>
3039 * fold-const.c (fold_negate_expr): Allow negating a
3040 constant if overflow does not change.
3042 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3044 * doc/c-tree.texi (Expression trees): Improve markup.
3045 * doc/tm.texi (Register Classes, Addressing Modes)
3046 (Floating Point): Fix spacing after abbreviations. Fix some
3049 2007-02-01 Ben Elliston <bje@au.ibm.com>
3051 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3052 * doc/contrib.texi: Likewise.
3053 * doc/install.texi: Likewise.
3055 2007-01-31 Richard Henderson <rth@redhat.com>
3056 Ian Lance Taylor <iant@google.com>
3058 * lower-subreg.c: New file.
3059 * rtl.def (CONCATN): Define.
3060 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3062 * emit-rtl.c (update_reg_offset): New static function, broken out
3063 of gen_rtx_REG_offset.
3064 (gen_rtx_REG_offset): Call update_reg_offset.
3065 (gen_reg_rtx_offset): New function.
3066 * regclass.c: Revert patch of 2006-03-05, restoring
3068 (clear_reg_info_regno): New function.
3069 * dwarf2out.c (concatn_loc_descriptor): New static function.
3070 (loc_descriptor): Handle CONCATN.
3071 * common.opt (fsplit_wide_types): New option.
3072 * opts.c (decode_options): Set flag_split_wide_types when
3074 * timevar.def (TV_LOWER_SUBREG): Define.
3075 * rtl.h (gen_reg_rtx_offset): Declare.
3076 (reg_scan_update): Declare.
3077 * regs.h (clear_reg_info_regno): Declare.
3078 * tree-pass.h (pass_lower_subreg): Declare.
3079 (pass_lower_subreg2): Declare.
3080 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3081 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3083 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3084 * Makefile.in (OBJS-common): Add lower-subreg.o.
3085 (lower-subreg.o): New target.
3087 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3089 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3091 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3094 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3096 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3099 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3101 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3103 * cfgloop.h: Include vec-prim.h.
3104 (enum li_flags): Remove LI_ONLY_OLD.
3105 (loop_iterator): Changed.
3106 (fel_next, fel_init): Iterate over loop tree.
3107 (FOR_EACH_LOOP_BREAK): New macro.
3108 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3110 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3111 * modulo-sched.c (sms_schedule): Ditto.
3112 * tree-vectorizer.c (vectorize_loops): Ditto.
3113 * doc/loop.texi: Update information on loop numbering and behavior of
3114 FOR_EACH_LOOP wrto new loops.
3115 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3116 add_to_evolution_1): Test nestedness of loops instead of comparing
3118 * tree-chrec.c (chrec_fold_plus_poly_poly,
3119 chrec_fold_multiply_poly_poly, chrec_evaluate,
3120 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3121 reset_evolution_in_loop): Ditto.
3122 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3124 2007-01-31 Dirk Mueller <dmueller@suse.de>
3126 * c-common.c (warn_about_parentheses): Separate warning about
3127 un-parenthized sequence of comparison operators from the one
3128 which is supposed to warn about x <= y <= z.
3130 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3132 * optabs.h (enum optab_index): Add new OTI_isinf.
3133 (isinf_optab): Define corresponding macro.
3134 * optabs.c (init_optabs): Initialize isinf_optab.
3135 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3137 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3138 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3140 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3141 expand_builtin_interclass_mathfn.
3142 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3143 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3144 (fxam<mode>2_i387): New insn pattern.
3145 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3146 built-in functions as x87 inline asm.
3148 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3150 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3152 2007-01-30 Eric Christopher <echristo@apple.com>
3154 * config.gcc: Add geode.
3156 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3158 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3159 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3160 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3161 value-prof.c: Fix comment typos.
3163 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3166 * doc/invoke.texi (Wpointer-arith): Document warning.
3168 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3170 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3171 the list of discrepancies from the draft TR.
3173 2007-01-30 Dirk Mueller <dmueller@suse.de>
3176 * doc/invoke.texi (-Wreturn-type): Update description to
3179 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3181 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3183 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3185 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3186 to handle optabs that operate on floating point input argument and
3187 output to integer output.
3188 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3189 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3190 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3191 expand_builtin_interclass_mathfn ().
3192 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3194 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3195 ilogbl built-in functions as x87 intrinsics.
3197 2007-01-30 Richard Guenther <rguenther@suse.de>
3200 * dwarf2out.c (reference_to_unused): Query varpool if the
3201 variable was output.
3203 2007-01-30 Richard Guenther <rguenther@suse.de>
3206 * passes.c (execute_one_pass): Reset in_gimple_form to not
3207 confuse non-unit-at-a-time mode.
3209 2007-01-29 Roger Sayle <roger@eyesopen.com>
3210 Richard Guenther <rguenther@suse.de>
3212 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3213 avoid undefined behaviour on overflow. Use force_fit_type_double
3214 to construct the constant with the specified TREE_OVERFLOW.
3216 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3218 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3219 * config/dfp-bit.h: Ditto.
3221 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3223 * c-decl.c (pop_scope): Replace warnings with call to
3224 warn_for_unused_label.
3225 * c-common.h (warn_for_unused_label): Declare.
3226 * c-common.c (warn_for_unused_label): Define.
3228 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3230 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3233 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3235 * Makefile.in (USER_H): Remove decfloat.h.
3236 * ginclude/decfloat.h: Delete, moving contents to ...
3237 * ginclude/float.h: Add support for decimal floating point,
3238 guarded by __STDC_WANT_DEC_FP__.
3240 2007-01-29 Mike Stump <mrs@apple.com>
3242 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3243 Analysis and Representation to resolve case insensitive conflict.
3244 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3246 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3248 * tree.h (struct tree_memory_tag): Add aliases member.
3249 (MTAG_ALIASES): New macro.
3250 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3251 (add_may_alias): Remove pointer-set. Update for may_aliases being
3253 (mark_aliases_call_clobbered): Update for may_aliases being a
3255 (compute_tag_properties): Ditto.
3256 (create_partition_for): Ditto.
3257 (compute_memory_partitions): Ditto.
3258 (dump_may_aliases_for): Ditto.
3259 (is_aliased_with): Ditto.
3260 (add_may_alias_for_new_tag): Ditto.
3261 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3262 (compute_is_aliased): New function.
3263 (compute_may_aliases): Call compute_is_aliased).
3264 (init_alias_info): Initialize alias_bitmap_obstack.
3265 (union_alias_set_into): New function.
3266 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3267 (have_common_aliases_p): Rewrite to take two bitmaps and use
3269 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3271 (finalize_ref_all_pointers): Update for add_may_alias changes.
3272 (new_type_alias): Ditto.
3273 * tree-flow-inline.h (may_aliases): Return a bitmap.
3274 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3275 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3276 may_aliases being a bitmap.
3277 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3278 may_aliases now returns a bitmap.
3279 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3281 * tree-ssa-operands.c (add_virtual_operand): Update for
3282 may_aliases being a bitmap.
3284 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3286 PR tree-optimization/30630
3287 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3288 variable as changed.
3290 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3293 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3294 expanded only once even if an error occurs.
3296 2007-01-29 Ben Elliston <bje@au.ibm.com>
3298 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3299 (__gcov_average_profiler): Likewise.
3300 (__gcov_ior_profiler): Likewise.
3301 (__gcov_merge_ior): Likewise.
3303 2007-01-28 Jan Hubicka <jh@suse.cz>
3305 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3306 * value-prof.c (stringop_block_profile): Likewise.
3308 2007-01-28 Jan Hubicka <jh@suse.cz>
3310 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3311 variant handling histograms; add wrapper.
3312 (clear_storage_via_libcall): Export.
3313 (emit_block_move_hints): Break out from ...; add histograms.
3314 (emit_block_move): ... this one.
3315 (clear_storage_hints): Break out from ...; add histograms.
3316 (clear_storage): ... this one.
3317 (set_storage_via_memset): Handle histogram.
3318 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3319 (clear_storage_hints, clear_storage_via_libcall): Declare.
3320 (set_storage_via_setmem): Update prototype.
3321 * doc/md.texi (movmem, setmem): Document new arguments.
3323 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3325 (stringop_block_profile): New global function.
3326 (tree_stringops_values_to_profile): Profile block size and alignment.
3327 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3329 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3330 (stringop_block_profile): Declare.
3331 * builtins.c: Include value-prof.h.
3332 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3333 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3334 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3335 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3336 * profile.c (instrument_values): Add new counters.
3337 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3339 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3340 (tree_init_edge_profiler): Build new profilers.
3341 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3342 (pass_tree_profile): Add dump.
3343 (tree_profile_hooks): Update.
3344 * Makefile.in (LIBGCOV): Add new constants.
3345 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3346 __gcov_ior_profiler): New.
3347 * i386.md (movmem/setmem expanders): Add new optional arguments.
3349 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3351 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3353 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3355 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3356 (tree_unswitch_single_loop): Pass eni_size_weights to
3357 tree_num_loop_insns.
3358 * tree-ssa-loop-manip.c: Include tree-inline.h.
3359 (can_unroll_loop_p): Pass eni_size_weights to
3360 tree_num_loop_insns.
3361 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3362 Pass eni_size_weights to estimate_num_insns.
3363 * tree.h (init_inline_once): Export.
3364 * toplev.c (backend_init): Call init_inline_once.
3365 * cgraphunit.c (cgraph_process_new_functions,
3366 cgraph_analyze_function): Pass eni_inlining_weights to
3368 * ipa-inline.c (compute_inline_parameters): Ditto.
3369 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3370 to estimate_num_insns.
3371 (try_unroll_loop_completely): Pass eni_size_weights to
3372 tree_num_loop_insns.
3373 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3374 ot estimate_num_insns.
3375 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3376 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3377 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3378 eni_time_weights): New variables.
3379 (init_inline_once): Initialize them.
3380 (struct eni_data): Mew.
3381 (estimate_num_insns_1, estimate_num_insns): Use weights.
3382 * tree-inline.h (struct eni_weights_d): New.
3383 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3384 (estimate_num_insns): Declaration changed.
3385 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3386 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3387 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3389 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3391 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3392 relations in the conflict function is valid.
3394 2007-01-27 Ian Lance Taylor <iant@google.com>
3396 * common.opt: Add fstrict-overflow.
3397 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3398 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3399 (TYPE_OVERFLOW_UNDEFINED): Define.
3400 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3402 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3403 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3404 (fold_negate_expr): Likewise.
3405 (make_range): Likewise.
3406 (extract_muldiv_1): Likewise.
3407 (maybe_canonicalize_comparison): Likewise.
3408 (fold_comparison): Likewise.
3409 (fold_binary): Likewise.
3410 (tree_expr_nonnegative_p): Likewise.
3411 (tree_expr_nonzero_p): Likewise.
3412 * tree-vrp.c (compare_values): Likewise.
3413 (extract_range_from_binary_expr): Likewise.
3414 (extract_range_from_unary_expr): Likewise.
3415 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3417 (nowrap_type_p): Likewise.
3418 * tree-scalar-evolution.c (simple_iv): Likewise.
3419 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3420 (build_range_check): Likewise.
3421 (extract_muldiv_1): Likewise.
3422 (fold_comparison): Likewise.
3423 * tree-vrp.c (vrp_int_const_binop): Likewise.
3424 (extract_range_from_unary_expr): Likewise.
3425 * convert.c (convert_to_integer): Likewise.
3426 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3427 (fold_comparison): Likewise.
3428 (fold_binary): Likewise.
3429 * optabs.c (optab_for_tree_code): Likewise.
3430 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3431 * simplify-rtx.c (simplify_const_relational_operation): Check
3432 flag_strict_overflow and flag_trapv.
3433 (simplify_const_relational_operation): Likewise.
3434 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3435 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3438 2007-01-27 Roger Sayle <roger@eyesopen.com>
3440 * tree.c (tree_fold_gcd): Delete.
3441 * tree.h (tree_fold_gcd): Remove prototype.
3442 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3443 test whether one constant integer is a multiple of another. Instead
3444 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3445 * fold-const.c (multiple_of_p): We've determined both TOP and
3446 BOTTOM are integer constants so we can call int_const_binop directly
3447 instead of the more generic const_binop.
3449 2007-01-27 Roger Sayle <roger@eyesopen.com>
3451 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3452 1*X check that the constant hasn't overflowed, to preserve the
3454 (round_up): Provide an efficient implementation when rouding-up an
3455 INTEGER_CST to a power-of-two.
3457 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3459 * doc/sourcebuild.texi: Add comma for clarity.
3460 * doc/extend.texi: Fix some typos.
3461 * doc/passes.texi: Likewise.
3462 * doc/cppinternals.texi: Likewise.
3463 * doc/c-tree.texi: Likewise.
3464 * doc/tree-ssa.texi: Likewise.
3465 * doc/install.texi: Likewise.
3467 2007-01-27 Jan Hubicka <jh@suse.cz>
3469 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3470 (pass_sra): Do not require alias information.
3471 * passes.c (init_optimization_passes): Add SRA
3473 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3475 * tracer.c (rest_of_handle_tracer): We already cleaned
3476 up the CFG in tracer() so don't do it here again.
3477 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3478 cleanup_cfg here, either. And don't call renumber_insns.
3480 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3481 and BB_HEAD are in the insn stream here. Instead make sure
3482 that BB_INSN is valid on all insns. Also, do check here that
3483 there are no pending branch predictions...
3484 (rtl_verify_flow_info): ...instead of doing it here. Checks
3485 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3488 2007-01-26 Roger Sayle <roger@eyesopen.com>
3490 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3491 function to simplify/factorize operand order canonicalization.
3492 (ix86_fixup_binary_operands): Reorganize using the above function.
3493 (ix86_binary_operator_ok): Likewise.
3495 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3497 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3498 file scope from optimize_attrs.
3499 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3501 (optimize_attrs): Clear insn_code_values after freeing it.
3503 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3505 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3506 a parts.base assignment.
3508 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3510 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3511 (compute_subscript_distance, initialize_data_dependence_relation,
3512 finalize_ddr_dependent, analyze_ziv_subscript,
3513 analyze_siv_subscript_cst_affine,
3514 compute_overlap_steps_for_affine_univar,
3515 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3516 analyze_siv_subscript, analyze_miv_subscript,
3517 analyze_overlapping_iterations, subscript_dependence_tester_1,
3518 compute_self_dependence, free_dependence_relation): Work
3519 with affine_fn instead of chrecs.
3520 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3521 common_affine_function, affine_function_base,
3522 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3523 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3524 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3525 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3526 (all_chrecs_equal_p): Removed.
3527 * tree-data-ref.h (affine_fn, conflict_function): New types.
3528 (struct subscript): Change type of conflicting_iterations_in_a
3529 and conflicting_iterations_in_b.
3531 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3534 * config/pa/pa.h (TARGET_HPUX_11): New.
3535 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3536 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3538 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3539 Richard Guenther <rguenther@suse.de>
3541 * tree-ssa-structalias.c (solve_graph): Handle case
3542 we merged the variable to another.
3544 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3546 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3549 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3550 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3552 2007-01-25 DJ Delorie <dj@redhat.com>
3554 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3555 allow changes to modes which don't fit in those registers.
3557 * reload1.c (choose_reload_regs): Check for invalid subregs before
3558 computing their locations, not after.
3560 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3563 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3564 save Altivec registers in an eh_return function.
3565 (compute_vrsave_mask): Likewise.
3566 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3567 for saving Altivec registers.
3568 (rs6000_emit_prologue): Don't allocate stack twice in
3569 eh_return function. Correct expected value of altivec_save_offset
3570 when using save_world. Describe save of R0 to stack when using
3571 save_world. Describe stack pointer adjustment when using
3572 save_world. Remove duplicated eh_return parameter register saving.
3573 Update sp_offset variable after save_world.
3574 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3576 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3577 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3580 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3582 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3584 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3587 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3588 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3590 2007-01-25 Richard Guenther <rguenther@suse.de>
3592 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3593 * common.opt (-Wcoverage-mismatch): New warning option.
3594 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3595 if -Wcoverage-mismatch is given.
3597 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3599 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3600 (ipcp_driver): Change to static definition.
3601 Add dumping of the ifunctions.
3602 (constant_val_insert): Remove unused parameter. Support for SSA.
3603 (ipcp_propagate_const): Support for SSA.
3604 (ipcp_profile_bb_print): Print only analyzed nodes.
3605 (ipcp_replace_map_create): Remove support for Fortran constant
3607 * ipa-prop.c (ipa_method_modify_stmt,
3608 ipa_callsite_compute_param): Support for SSA.
3609 * ipa-prop.h (ipcp_driver): Remove declaration.
3610 (IS_VALID_TREE_MAP_INDEX): Add define.
3612 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3614 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3616 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3619 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3620 constant argument to cabs and do it without checking for
3621 -funsafe-math-optimizations.
3623 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3625 * c-common.h (RID_FIRST_CXX0X): New.
3626 (RID_LAST_CXX0X): New.
3627 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3629 * c.opt (Wc++0x-compat): New.
3630 * doc/invoke.texi (-Wc++0x-compat): Document.
3632 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3634 * builtins.c (fold_builtin_carg): New.
3635 (fold_builtin_1): Use it.
3637 2007-01-24 Jan Hubicka <jh@suse.cz>
3639 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3641 * ipa-inline.c (initial_insns, max_insns): Delete.
3642 (compute_max_insns): New function.
3643 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3644 of insns as base for code growth.
3645 (cgraph_decide_inlining): Make initial_insns local; do not compute
3647 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3648 * doc/invoke.texi (inline-unit-growth): Update docs.
3650 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3652 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3653 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3654 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3655 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3656 for CPUs that have PTA_CX16 set.
3659 * gimplify.c (omp_check_private): New function.
3660 (gimplify_scan_omp_clauses): Use it for
3661 firstprivate/lastprivate/reduction.
3664 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3665 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3668 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3669 If lower_lastprivate_clauses emits some statements, append them
3670 to dlist rather than body_p and to body_p append an initializer.
3671 (lower_omp_for): Adjust caller.
3673 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3675 * target.h (globalize_decl_name): New.
3676 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3677 * output.h (default_globalize_decl_name): New.
3678 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3680 (globalize_decl): Ditto.
3681 (default_globalize_decl_name): New.
3682 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3683 (ia64_handle_version_id_attribute): New.
3684 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3685 (ia64_asm_output_external): Use globalize_decl_name instead
3687 * doc/extend.texi (version_id): New pragma.
3688 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3690 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3692 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3693 _uleb128_t and _Unwind_SWord with _sleb128_t.
3694 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3695 uw_frame_state_for, uw_update_context_1): Likewise.
3696 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3697 * unwind-pe.h (read_uleb128, read_sleb128,
3698 read_encoded_value_with_base): Likewise.
3699 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3701 2007-01-24 Richard Guenther <rguenther@suse.de>
3703 * builtins.c (expand_builtin_cexpi): Get the fndecl
3704 for cexp in the correct way.
3706 2007-01-24 Jan Hubicka <jh@suse.cz>
3708 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3710 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3712 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3713 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3714 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3715 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3716 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3717 __SIZEOF_PTRDIFF_T__.
3718 * doc/cpp.texi: Documentation for the new builtin macros added.
3720 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3722 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3723 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3724 instead of operands[2] to avoid access past the end of array.
3726 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3728 * reload1.c (emit_reload_insns): Pass the reload register
3729 for a non-spill output reload through forget_old_reloads_1.
3731 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3733 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3734 _SOFT_DOUBLE if doubles use software floating-point.
3735 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3736 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3737 * config/rs6000/darwin-ldouble.c: Also compile functions for
3738 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3739 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3740 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3741 commented-out long double override.
3742 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3743 * config/rs6000/eabispe.h: Likewise.
3744 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3745 long double for non-SPE.
3746 (rs6000_handle_option): Likewise.
3747 (invalid_e500_subreg): Disallow more subregs involding DImode,
3748 DFmode, TImode or TFmode.
3749 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3751 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3753 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3754 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3756 (rs6000_legitimate_address): Also check for TFmode for E500
3758 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3759 (spe_build_register_parallel): Handle TFmode and TCmode.
3760 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3762 (function_arg): Handle TFmode and TCmode for E500 double.
3763 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3765 (print_operand): Handle TFmode and TImode for %y.
3766 (rs6000_generate_compare): Handle TFmode comparisons for E500
3768 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3769 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3770 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3771 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3772 TFmode for E500 double.
3773 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3774 (floatsidf2): Enable for E500 double.
3775 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3776 (extenddftf2): Change to extenddftf2_fprs.
3777 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3778 depending on TARGET_E500_DOUBLE.
3779 (extendsftf2): Enable for E500 double.
3780 (trunctfdf2): Enable for E500 double.
3781 (trunctfsf2): Change to trunctfsf2_fprs.
3782 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3783 depending on TARGET_E500_DOUBLE.
3784 (floatsitf2): Enable for E500 double.
3785 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3786 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3787 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3788 (negtf2): Change to negtf2_internal.
3789 (negtf2): New expander.
3790 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3791 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3792 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3793 (movdi_internal32): Use rs6000_nonimmediate_operand.
3794 (unnamed splitter): Likewise.
3795 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3796 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3797 (SPE64TF, DITI): New mode macros.
3798 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3801 (frob_<mode>_di_2): New.
3802 (frob_tf_di_8_2): New.
3803 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3805 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3807 (frob_ti_<mode>_8_2): New.
3808 (frob_ti_tf_2): New.
3809 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3810 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3812 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3813 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3814 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3815 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3816 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3817 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3820 2007-01-23 Ian Lance Taylor <iant@google.com>
3822 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3824 (OBJS-archive): Reformat, alphabetize.
3825 (OBJS): Change out_object_file to OBJS-md.
3827 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3829 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3830 JUMP_P and CALL_P predicates where applicable.
3831 * config/i386/i386.c: Ditto.
3832 * config/i386/i386.md: Ditto.
3833 * config/i386/mmx.md: Ditto.
3834 * config/i386/predicates.md: Ditto.
3836 2007-01-22 Andreas Schwab <schwab@suse.de>
3838 * config/m68k/m68k.h: Fix comment.
3840 2007-01-22 Jan Hubicka <jh@suse.cz>
3842 * passes.c (init_optimization_passes): Do not rerun
3843 pass_early_warn_uninitialized.
3845 2007-01-22 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/30038
3848 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3850 (execute_cse_sincos_1): Likewise.
3851 (execute_cse_sincos): Likewise.
3852 (gate_cse_sincos): Likewise.
3853 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3854 the cexpi() canonicalization of sincos().
3855 * tree-pass.h (pass_cse_sincos): Declare.
3856 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3858 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3860 PR rtl-optimization/29329
3861 * combine.c (replaced_rhs_insn): Rename to i2mod.
3862 (replaced_rhs_value): Rename to i2mod_new_rhs.
3863 (i2mod_old_rhs): New global variable.
3864 (combine_instructions): Adjust for above change. Save a copy of
3865 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3866 note are substituted in the second instruction.
3867 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3868 ditch the note if it pertains to the second eliminated register
3869 and this register is mentioned in i2mod_old_rhs.
3872 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3874 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3875 the insn to which the note was originally attached.
3877 2007-01-21 Jan Hubicka <jh@suse.cz>
3879 * ipa-inline.c (inlining_mode): Comment, move up.
3880 (cgraph_decide_inlining_incrementally): Do not perform inlining
3881 itself; fix handling of flattening of self recursive functions.
3882 (cgraph_find_cycles): Remove.
3883 (cgraph_flatten_node): Remove.
3884 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3885 (try_inline): New function.
3886 (cgraph_early_inlining): Update call of
3887 cgraph_decide_inlining_incrementally. Apply inlining here.
3888 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3890 2007-01-21 Dirk Mueller <dmueller@suse.de>
3893 * tree-vrp.c (check_array_bounds): do not warn
3894 about ADDR_EXPR's of ARRAY_REF's which are immediately
3895 used in binary expressions.
3897 2007-01-21 Ira Rosen <irar@il.ibm.com>
3899 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3900 read_write_dep and macros for its access.
3901 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3902 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3903 argument, call vect_check_interleaving for every independent pair of
3904 data-refs. Mark loads that access the same memory location as a store
3906 (vect_check_dependences): Remove.
3907 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3908 call, fix the call to vect_analyze_data_ref_dependence.
3909 (vect_analyze_data_ref_access): For statements that access the same
3910 data-ref, check that they are not stores; for loads, check that there
3911 is no store that access the same location.
3913 2007-01-20 Roger Sayle <roger@eyesopen.com>
3914 Joseph Myers <joseph@codesourcery.com>
3916 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3917 (-fdump-rtl-stack): Likewise.
3918 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3919 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3920 (-mpt-fixed): Use @minus{} for minus sign.
3921 (Using Precompiled Headers): Fix under/overfull hbox.
3923 2007-01-20 Jan Hubicka <jh@suse.cz>
3925 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3926 place within annotation.
3928 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3930 * pa.c (output_move_double): Change array size of xoperands to 4.
3932 2007-01-20 Jan Hubicka <jh@suse.cz>
3934 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3937 2007-01-19 Ian Lance Taylor <iant@google.com>
3939 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3940 constant to unsigned HOST_WIDE_INT before negating.
3942 2007-01-19 Ian Lance Taylor <iant@google.com>
3944 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3946 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3947 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3948 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3949 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3950 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3951 (realloc_vdef, realloc_vuse): Change second parameter to
3953 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3955 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3956 unsigned. Change x and lim locals to unsigned.
3957 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3959 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3960 (copy_virtual_operands): Change i and n locals to unsigned.
3962 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3965 * builtins.c (fold_builtin_1): Handle builtin fdim.
3967 2007-01-20 Jan Hubicka <jh@suse.cz>
3969 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3970 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3971 init_alias_heapvars.
3972 (init_alias_heapvars): Initialize only when not already initialized.
3973 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3975 2007-01-19 Roger Sayle <roger@eyesopen.com>
3977 * common.opt (fsigned-zeros): New command line option.
3978 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3979 of flag_unsafe_math_optimizations.
3980 * opts.c (set_fast_math_flags): The -ffast-math command line option
3981 implies -fno-signed-zeros.
3982 (fast_math_flags_set_p): Likewise.
3984 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3985 the documentation of -ffast-math appropriately. Wrap long lines.
3987 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3989 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3990 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3992 2007-01-19 Tomas Bily <tbily@suse.cz>
3994 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3996 (tree_init_ic_make_global_vars): New function
3997 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3998 (tree_gen_ic_profiler): New function
3999 (tree_gen_ic_func_profiler): New function
4000 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4001 (tree_profile_hooks): Added hook for indirec/virtual calls
4002 * value-prof.c (tree_find_values_to_profile): New case for
4004 (tree_values_to_profile): Call for determining indirect/virtual
4006 (tree_indirect_call_to_profile): New function
4007 (tree_ic_transform): New function
4008 (tree_ic): New function
4009 (find_func_by_pid): New function
4010 (init_pid_map): New function
4011 (tree_value_profile_transformations): Added check for
4012 indirect/virtual call transformation
4013 * value-prof.h (enum hist_type): New counter type for
4014 indirect/virtual calls
4015 (profile_hooks): Added new hook for profiling indirect/virtual
4017 * profile.c (instrument_values): New case for indirect/virtual
4019 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4020 (GCOV_COUNTER_V_INDIR): New counter type
4021 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4022 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4024 * cgraph.c: Definition of cgraph_max_pid
4025 (cgraph_create_node): Default init of pid attribute
4026 * cgraph.h: Declaration of cgraph_max_pid
4027 (struct cgraph_node): Added pid attribute
4028 * libgcov.c (__gcov_indirect_call_profiler): New function
4029 (__gcov_one_value_profiler_body): New function
4030 (__gcov_one_value_profiler): Body was moved to
4031 __gcov_one_value_profiler_body and calls it
4033 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4035 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4036 * gengtype.c (write_types_data, write_func_for_structure,
4037 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4038 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4039 (walk_type, write_func_for_structure): Generate the mark_hook if
4042 2007-01-19 Jan Hubicka <jh@suse.cz>
4044 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4045 'early' argument take inlining mode argument specifying whether to
4046 inline for size/speeed or all functions; add support for flattening;
4048 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4050 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4053 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4054 the name of the declared identifier.
4056 2007-01-19 Dirk Mueller <dmueller@suse.de>
4058 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4059 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4060 duplicate evaluation.
4062 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4064 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4065 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4066 to XFMode, use acosxf2 and truncate result to requested mode.
4067 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4068 (asin<mode>2): Similarly, with asin expanders.
4069 (*fscalexf4_i387): Rename from *fscalexf4.
4070 (expNcorexf3): New expander.
4071 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4072 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4073 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4074 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4075 patterns for SSE math.
4076 (exp10<mode>2): Similarly, with exp10 expanders.
4077 (exp2<mode>2): Similarly, with exp2 expanders.
4078 (expm1<mode>2): Similarly, with expm1 expanders.
4079 (ldexp<mode>3): Similarly, with ldexp expanders.
4080 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4081 Use gen_truncxf<mode>2_i387_noop to truncate result.
4083 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4085 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4086 for ColdFire targets.
4088 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4089 Richard Sandiford <richard@codesourcery.com>
4091 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4092 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4093 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4094 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4095 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4096 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4098 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4100 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4101 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4102 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4103 (*adddi_dilshr32_cf): New pattern.
4104 (adddi3, subdi3): Remove first alternatives.
4106 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4108 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4109 implemented using move.l, do not use its cc result for floating-point
4112 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4114 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4115 from accepting 's' constraints if flag_pic.
4117 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4119 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4120 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4121 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4122 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4124 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4126 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4127 ColdFire alternatives.
4128 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4129 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4130 architectures that support ff1 instruction.
4132 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4133 Julian Brown <julian@codesourcery.com>
4135 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4136 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4137 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4140 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4142 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4144 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4145 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4146 HOST_WIDE_INT instead of an rtx.
4147 (m68k_rtx_costs): Update call accordingly.
4148 (output_move_const_into_data_reg): Likewise. Fix formatting.
4149 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4151 (output_move_simode_const): Update calls after above changes.
4152 Rework to use automatic variables and predicates like MEM_P.
4153 * config/m68k/m68k.md (pushexthisi_const): Update call to
4156 2007-01-19 Dirk Mueller <dmueller@suse.de>
4158 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4161 2007-01-19 Richard Guenther <rguenther@suse.de>
4163 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4164 via cexp in case sincos is not available.
4166 2007-01-19 Richard Guenther <rguenther@suse.de>
4168 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4169 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4170 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4171 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4172 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4173 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4174 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4175 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4177 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4179 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4181 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4182 (atan2xf3): Directly generate RTL pattern.
4183 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4184 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4185 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4186 disable patterns for SSE math.
4187 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4188 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4189 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4190 disable patterns for SSE math.
4192 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4194 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4196 2007-01-18 Roger Sayle <roger@eyesopen.com>
4198 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4199 VIEW_CONVERT_EXPR to the same type as it's operand.
4201 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4203 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4204 configured for long double 128.
4206 2007-01-18 Mike Stump <mrs@apple.com>
4208 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4211 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4213 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4216 2007-01-18 Jan Hubicka <jh@suse.cz>
4218 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4219 greater than NUM_VOP_FREE_BUCKETS.
4221 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4223 * tree-ssa-structalias.c: Update comments.
4224 (ptabitmap_obstack): Removed.
4226 (oldpta_obstack): Ditto.
4227 (stats): Add a few members.
4228 (struct variable_info): Remove node, complex, address_taken, and
4229 indirect_target members. Add oldsolution member.
4230 (new_var_info): Do not initialize removed members.
4231 (constraint_expr_type): Remove INCLUDES.
4232 (constraint_graph): Add size, implicit_preds, rep,
4233 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4234 (FIRST_REF_NODE): New macro.
4235 (LAST_REF_NODE): Ditto.
4236 (FIRST_ADDR_NODE): Ditto.
4237 (find): New function.
4239 (dump_constraint): Do not handle INCLUDES.
4240 (insert_into_complex): Do not insert duplicate constraints.
4241 (condense_varmap_nodes): Renamed and rewritten into ...
4242 (merge_node_constraints): This. Also fix bug in handling of
4243 offseted copy constraints.
4244 (clear_edges_for_node): No longer need to deal with preds at all,
4245 or removing associated preds/succs.
4246 (merge_graph_nodes): Deal with indirect_cycles.
4247 Don't deal with predecessors.
4248 (add_implicit_graph_edge): New function.
4249 (add_pred_graph_edge): Ditto.
4250 (add_graph_edge): Don't deal with predecessors.
4251 (build_constraint_graph): Removed.
4252 (build_pred_graph): New function.
4253 (build_succ_graph): Ditto.
4254 (struct scc_info): Removed in_component. Added roots, dfs, and
4255 node_mapping. Remove visited_index, unification_queue.
4256 (scc_visit): Deal with union-find we do now.
4257 Deal with cycles with REF nodes.
4258 (collapse_nodes): Renamed and rewritten to ...
4259 (unify_nodes): This.
4260 (process_unification_queue): Removed.
4261 (topo_visit): Cleanup
4262 (do_da_constraint): Use find.
4263 (do_sd_constraint): Ditto.
4264 (do_ds_constraint): Ditto.
4265 (do_complex_constraint): Ditto.
4266 (init_scc_info): Update for removed and added members.
4267 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4268 (find_indirect_cycles): This.
4269 (equivalence_class): New variable.
4270 (label_visit): New function.
4271 (perform_variable_substitution): Rewritten.
4272 (free_var_substitution_info): New function.
4273 (find_equivalent_node): Ditto.
4274 (move_complex_constraints): Ditto.
4275 (eliminate_indirect_cycles): Ditto.
4276 (solve_graph): Only propagate changed bits.
4277 Use indirect cycle elimination.
4279 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4280 (tree_id_eq): Renamed to ...
4281 (tree_vi_eq): This. Update for member change
4282 (insert_id_for_tree): Renamed and rewritten to ...
4283 (insert_vi_for_tree): This.
4284 (lookup_id_for_tree): Renamed and rewritten to ...
4285 (lookup_vi_for_tree): This.
4286 (get_id_for_tree): Renamed and rewritten to ...
4287 (get_vi_for_tree): Ditto.
4288 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4289 (process_constraint): Don't handle INCLUDES.
4290 Remove special ADDRESSOF case.
4291 (find_func_aliases): Rewrite to use vi functions instead of id
4293 (create_function_info_for): Ditto.
4294 (create_variable_info_for): Ditto.
4295 (intra_create_variable_infos): Ditto.
4296 (merge_smts_into): Ditto.
4297 (find_what_p_points_to): Ditto.
4298 (init_base_vars): Ditto.
4299 (init_alias_vars): Ditto.
4300 (remove_preds_and_fake_succs): New function.
4301 (dump_sa_points_to_info): Dump new stats.
4302 (dump_solution_for_var): Use find.
4303 (set_used_smts): Fix formatting.
4304 (compute_points_to_sets): Updated for new functions.
4305 (ipa_pta_execute): Ditto.
4307 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4308 Richard Sandiford <richard@codesourcery.com>
4310 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4312 * calls.c (expand_call): If the return value is a PARALLEL,
4313 extract its first member.
4314 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4315 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4316 use FUNCTION_EXTRA_EPILOGUE.
4317 (m68k_function_value): Return a PARALLEL if the return value
4318 is of a pointer type.
4319 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4320 (FUNCTION_EXTRA_EPILOGUE): Remove.
4321 * config/m68k/m68k.md (D0_REG): New constant.
4323 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4325 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4326 output a NOP for empty epilogues.
4328 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4330 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4331 before function. Extend register save check to include all
4332 registers, not just integer ones.
4334 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4336 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4337 (m68k_use_return_insn): ...this.
4338 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4339 * config/m68k/m68k.c (use_return_insn): Rename to...
4340 (m68k_use_return_insn): ...this.
4341 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4344 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4346 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4347 nearest even, fix denormal rounding overflow.
4349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4351 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4352 f%$smove and f%$move.
4353 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4354 (extendsfdf2_cf): Use fdmove instead of f%&move.
4355 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4356 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4358 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4360 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4363 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4365 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4366 (coldfire_single_format): Declare.
4367 (coldfire_double_format): Likewise.
4368 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4369 of qnan_msb_set to determine the lower bits of a canonical
4371 (encode_ieee_double): Likewise.
4372 (encode_ieee_quad): Likewise.
4373 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4374 (mips_single_format): Likewise.
4375 (ieee_double_format): Likewise.
4376 (mips_double_format): Likewise.
4377 (ieee_extended_motorola_format): Likewise.
4378 (ieee_extended_intel_96_format): Likewise.
4379 (ieee_extended_intel_128_format): Likewise.
4380 (ieee_extended_intel_96_round_53_format): Likewise.
4381 (ibm_extended_format): Likewise.
4382 (mips_extended_format): Likewise.
4383 (ieee_quad_format): Likewise.
4384 (mips_quad_format): Likewise.
4385 (vax_f_format): Likewise.
4386 (vax_d_format): Likewise.
4387 (vax_g_format): Likewise.
4388 (i370_single_format): Likewise.
4389 (i370_double_format): Likewise.
4390 (decimal_single_format): Likewise.
4391 (decimal_double_format): Likewise.
4392 (decimal_quad_format): Likewise.
4393 (c4x_single_format): Likewise.
4394 (c4x_extended_format): Likewise.
4395 (real_internal_format): Likewise.
4396 (coldfire_single_format): New real_format.
4397 (coldfire_double_format): Likewise.
4398 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4399 canonical_nan_lsbs_set.
4400 (pdp11_d_format): Likewise.
4401 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4402 if TARGET_COLDFIRE_CPU.
4404 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4406 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4407 (output_call, m68k_legitimize_call_address): Declare.
4408 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4409 parenthesees. Add support for a 'W' constraint.
4410 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4411 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4412 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4413 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4415 (override_options): Initialize them. Do not set flag_no_function_cse
4416 for TARGET_ID_SHARED_LIBRARY.
4417 (m68k_output_pic_call): Delete.
4418 (m68k_legitimize_call_address): New function.
4419 (print_operand): Remove the %o prefix. Handle the %p prefix.
4420 (output_call): New function.
4421 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4422 target address from the GOT if symbolic jumps are not allowed.
4423 * config/m68k/m68k.md (call, general_operand): Do not set
4424 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4425 Merge separate flag_pic and !flag_pic define_insns into...
4426 (*call, *call_value): ...these new patterns. Match the address
4427 rather than the containing MEM and require it to be a call_operand.
4428 Use output_call to generate the asm template.
4429 * config/m68k/predicates.md (const_call_operand): New predicate.
4430 (call_operand): Likewise.
4432 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4434 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4435 (STACK_GROWS_DOWNWARD): Define to 1.
4436 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4437 comments, emphasizing that these values are only defaults.
4438 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4439 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4441 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4443 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4445 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4446 Richard Sandiford <richard@codesourcery.com>
4448 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4449 (FP_REGNO_P): New macros.
4450 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4451 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4452 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4453 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4455 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4457 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4458 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4460 * config/m68k/t-floatlib: New file, extracting common code from...
4461 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4462 * config/m68k/t-uclinux: Here.
4463 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4464 routines on ColdFire targets.
4466 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4468 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4469 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4470 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4471 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4472 explicitly set MOTOROLA to 1.
4473 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4475 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4476 Nathan Sidwell <nathan@codesourcery.com>
4478 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4479 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4480 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4481 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4482 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4483 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4484 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4485 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4486 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4487 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4488 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4489 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4490 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4491 (DBX_REGISTER_NUMBER): Delete.
4492 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4493 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4494 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4496 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4498 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4499 * config/flat.h: New file.
4500 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4502 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4503 indirect references for -msep-data or -mid-shared-library.
4504 Do not use PC-relative code addresses either.
4505 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4507 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4508 for shared libraries and crt1.o for executables. Use crti.o and
4510 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4511 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4512 Do not add -elf2flt or -shared-lib-id options here.
4513 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4514 Pass -shared-lib-id if -mid-shared-library, taking the library
4515 identifier from -mshared-library-id if given, otherwise
4517 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4518 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4519 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4520 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4521 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4522 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4524 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4525 jump sequence for ISA A and ISA A+.
4526 (PICJUMP): Likewise.
4528 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4530 * config.gcc (m68k-*-uclinux*): Base the port on the common
4531 and m68k GNU/Linux files rather than on the generic ELF ones.
4532 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4533 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4535 2007-01-18 Julian Brown <julian@codesourcery.com>
4536 Richard Sandiford <richard@codesourcery.com>
4538 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4539 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4540 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4542 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4544 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4546 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4548 * doc/install.texi: Document m68k-uclinuxoldabi.
4549 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4550 * config/m68k/uclinux-oldabi.h: New file, copied from
4551 config/m68k/uclinux.h.
4553 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4555 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4556 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4557 (m32r_compute_frame_size): Use unsigned for regno.
4558 (m32r_reload_lr): Use gen_frame_mem.
4560 (m32r_output_function_epilogue): Don't output the function epilogue
4562 (m32r_expand_epilogue): New.
4563 (direct_return): Return false if the function has the interrupt
4565 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4566 * config/m32r/m32r.md (epilogue): New expander.
4567 (return_lr, return_rte): New insns.
4568 (return): Make it expander.
4569 (return_normal): New expander.
4571 2007-01-18 Josh Conner <jconner@apple.com>
4574 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4575 support for UNLE, UNLT, UNGE, and UNGT.
4577 2007-01-18 Jan Hubicka <jh@suse.cz>
4579 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4580 * tree-tailcall (add_virtual_phis): Likewise.
4581 (optimize_tail_call): Return TODOs.
4582 (execute_tail_calls): Return TODOs.
4583 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4584 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4586 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4587 Cleanup cfg using TODO.
4588 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4589 * passes.c (execute_function_todo): When cleanup did something, remove
4591 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4592 (make_edges): Don't cleanup_cfg.
4594 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4596 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4597 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4598 operate on the top of stack.
4599 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4600 register handling of instructions that output to the second
4602 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4603 (move_for_stack_reg): Special-case check for dead destination
4604 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4606 * config/i386/i386.md (UNSPEC_TAN): New constant.
4607 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4608 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4609 to correctly model move of constant 1.0 to top stack slot.
4610 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4611 (unnamed peephole2 pattern): Remove corresponding peephole2
4612 pattern that optimizes tan insn and loading of constant 1.0.
4613 (tanxf2): Use fptanxf4_i387.
4614 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4615 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4616 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4617 disable patterns for SSE math.
4618 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4619 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4621 2007-01-18 Dirk Mueller <dmueller@suse.de>
4622 Richard Guenther <rguenther@suse.de>
4625 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4626 * common.opt (Warray-bounds): Add new warning option.
4627 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4629 * Makefile.in: make tree-vrp.o depend on toplev.h
4630 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4632 (check_array_refs, check_array_bounds, check_array_ref): New.
4634 2007-01-18 Jan Hubicka <jh@suse.cz>
4636 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4637 (execute_ssa_ccp): Return flags conditionally.
4638 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4640 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4642 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4644 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4645 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4647 * Makefile.c (GTFILES): Add cfglayout.h.
4648 * gengtype.c (open_base_files): Likewise.
4649 * cfglayout.c (cfg_layout_function_footer,
4650 cfg_layout_function_header) Reindent to make gengtype happy.
4651 * cfglayout.h (cfg_layout_function_footer,
4652 cfg_layout_function_header): Add GTY(()) marker.
4654 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4656 2007-01-18 Ben Elliston <bje@au.ibm.com>
4658 * genautomata.c (write_automata): Include xstrerror output in the
4659 error message if writing the DFA description file fails.
4661 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4663 * config/mips/mips-protos.h (mips_output_external): Make it
4665 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4666 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4667 (extern_list): Likewise.
4668 (extern_head): Likewise.
4669 (TARGET_ASM_FILE_END): Likewise.
4670 (mips_file_end): Likewise.
4671 (mips_output_external): Rewritten.
4673 2007-01-18 Ben Elliston <bje@au.ibm.com>
4675 * genpreds.c (write_insn_preds_c): Only write out the function
4676 body for regclass_for_constraint if we have register constraints.
4678 2007-01-17 Tom Tromey <tromey@redhat.com>
4680 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4681 * doc/install.texi (Testing): Use sourceware.org.
4682 (Binaries): Likewise.
4683 (Specific): Likewise.
4684 * doc/contrib.texi (Contributors): Use sourceware.org.
4686 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4688 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4689 (AVR_ENHANCED): Rename to ...
4690 (AVR_HAVE_MUL): ... new.
4691 (avr_enhanced_p): Rename to ...
4692 (avr_have_mul_p): ... new.
4693 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4694 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4695 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4696 (avr_have_mul_p): ... new.
4697 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4698 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4699 'avr_enhanced_p' and 'enhanced'.
4700 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4701 AVR_HAVE_MUL instead of AVR_ENHANCED.
4702 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4703 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4704 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4705 instead of AVR_ENHANCED.
4706 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4707 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4708 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4710 2007-01-17 Ian Lance Taylor <iant@google.com>
4712 * vec.h (VEC_reserve_exact): Define.
4713 (vec_gc_p_reserve_exact): Declare.
4714 (vec_gc_o_reserve_exact): Declare.
4715 (vec_heap_p_reserve_exact): Declare.
4716 (vec_heap_o_reserve_exact): Declare.
4717 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4719 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4721 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4722 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4723 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4724 * vec.c (calculate_allocation): Add exact parameter. Change all
4726 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4727 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4728 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4729 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4730 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4731 (vec_heap_p_reserve_exact): New function.
4732 (vec_heap_o_reserve_exact): New function.
4734 2007-01-17 Jan Hubicka <jh@suse.cz>
4736 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4738 2007-01-17 Eric Christopher <echristo@apple.com>
4740 * config.gcc: Support core2 processor.
4742 2007-01-16 Jan Hubicka <jh@suse.cz>
4744 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4745 the names, just unlink the chain so we don't crash on dangling pointers
4748 2007-01-16 Jan Hubicka <jh@suse.cz>
4750 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4751 * tree-pass.h: Reorder to make IPA passes appear toegher.
4752 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4753 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4754 parameters, do not call early inliner.
4755 * ipa-inline.c: Update comments. Include tree-flow.h
4756 (cgraph_decide_inlining): Do not compute inlining parameters.
4757 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4758 be called with function context set up.
4759 (pass_ipa_inline): Remove unreachable functions before pass.
4760 (cgraph_early_inlining): Simplify assuming to be called from the
4762 (pass_early_inline): New pass.
4763 (cgraph_gate_ipa_early_inlining): New gate.
4764 (pass_ipa_early_inline): Turn into simple wrapper.
4765 (compute_inline_parameters): New function.
4766 (gate_inline_passes): New gate.
4767 (pass_inline_parameters): New pass.
4768 (apply_inline): Move here from tree-optimize.c
4769 (pass_apply_inline): New pass.
4770 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4772 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4774 (tree_function_versioning): Do not allocate dummy struct function.
4775 * tree-inline.h (optimize_inline_calls): Update prototype.
4776 * tree-optimize.c (execute_fixup_cfg): Export.
4777 (pass_fixup_cfg): Remove
4778 (tree_rest_of_compilation): Do not apply inlines.
4779 * tree-flow.h (execute_fixup_cfg): Declare.
4780 * Makefile.in (gt-passes.c): New.
4781 * passes.c: Include gt-passes.h
4782 (init_optimization_passes): New passes.
4783 (nnodes, order): New static vars.
4784 (do_per_function_toporder): New function.
4785 (execute_one_pass): Dump current pass here.
4786 (execute_ipa_pass_list): Don't dump current pass here.
4788 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4790 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4791 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4793 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4795 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4796 (strong_alias): Define.
4797 (__gcc_qmul): Provide non-FMA for soft-float.
4803 (__gcc_qunord): New.
4813 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4814 soft-float functions.
4815 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4816 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4817 about long double soft float.
4819 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4820 Tehila Meyzels <tehila@il.ibm.com>
4822 * tree-vectorizer.h (is_pattern_stmt_p): New.
4823 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4824 formatting (tabs instead of spaces). Cleanup and clarify setting
4825 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4826 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4827 (vectorizable_type_demotion): Check that types are integral.
4828 (vectorizable_type_promotion): Likewise.
4829 (vectorizable_store): Fix typo. Eliminate new-line at end of
4832 2007-01-16 Jan Hubicka <jh@suse.cz>
4834 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4837 2007-01-15 Eric Christopher <echristo@apple.com>
4839 * ifcvt.c: Include vec.h, vecprim.h.
4840 (check_cond_move_block): New argument regs.
4841 Reorganize. Add registers used to regs.
4842 (cond_move_process_if_block): Use regs set above as
4845 2007-01-15 Eric Christopher <echristo@apple.com>
4847 * config/darwin.h: Update copyright.
4848 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4849 (LINK_COMMAND_SPEC): Add -u.
4850 (LINK_SPEC): Fix umbrella for above.
4852 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4854 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4857 2007-01-15 Tom Tromey <tromey@redhat.com>
4859 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4860 * doc/install.texi (Testing): Don't mention jacks.
4861 (Configuration): Document --enable-java-maintainer-mode. Move
4862 --with-java-home to libgcj-specific section. Document
4864 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4866 2007-01-15 Jan Hubicka <jh@suse.cz>
4868 * tree-ssa-dce.c (DCE_TODOs): New.
4869 (propagate_necessity): Return if something changed.
4870 (eliminate_unnecessary_stmts): Likewise.
4871 (perform_tree_ssa_dce): Return TODO flags when needed.
4872 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4874 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4876 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4877 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4878 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4879 patterns using X87MODEF12 mode macro. Extend operand 1
4880 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4881 (log10<mode>2): Ditto.
4882 (log2<mode>2): Ditto.
4883 (log1p<mode>2): Ditto.
4884 (logb<mode>2): Ditto.
4885 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4886 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4887 (*fxtractxf3_i387): Rename from *fxtractxf3.
4888 (fxtract_extend<mode>xf3_i387): New insn pattern.
4889 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4890 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4891 and gen_fyl2xxf3_i387().
4893 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4895 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4896 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4897 get_loop_exit_edges. Changed return type to bool.
4898 * cfgloop.h (fix_loop_placement): Declaration removed.
4900 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4902 * param.h (MIN_VECT_LOOP_BOUND): New.
4903 * params.def (MIN_VECT_LOOP_BOUND): New.
4904 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4905 argument - minimum threshold for number of iterations.
4906 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4907 argument to declaration.
4908 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4909 MIN_VECT_LOOP_BOUND.
4910 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4911 slpeel_tree_peel_loop_to_edge with additional argument.
4912 (vect_do_peeling_for_alignment): Likewise.
4913 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4915 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4918 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4921 2007-01-14 Jan Hubicka <jh@suse.cz>
4923 * tree-dfa.c (remove_referenced_var): New function.
4924 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4925 prune referenced vars list too.
4926 * tree-flow.h (remove_referenced_var): Declare.
4928 2007-01-14 Jan Hubicka <jh@suse.cz>
4930 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4932 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4933 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4934 * except.h (verify_eh_throw_table_statements): Kill prototype.
4935 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4936 into call exrepssions.
4937 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4939 * tree-cfg.c: Include pointer-set.h.
4940 (verify_node_sharing): Work on pointer set.
4941 (verify_eh_throw_stmt_node): New.
4942 (verify_stmts): Use pointers sets, verify throw_stmt.
4944 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4946 * ipa-reference.c (analyze_function): Consider also addresses taken
4949 2007-01-12 Roger Sayle <roger@eyesopen.com>
4951 * c-typeck.c (null_pointer_constant_p): Replace use of
4952 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4953 (build_c_cast): Likewise.
4955 2007-01-12 Roger Sayle <roger@eyesopen.com>
4957 * tree.h (force_fit_type_double): Remove unused final argument.
4958 * c-common.c (constant_expression_warning): Replace use of
4959 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4960 (convert_and_check): Likewise.
4961 (shorten_compare): Update call to force_fit_type_double.
4962 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4963 * convert.c (convert_to_pointer): Update call to
4964 force_fit_type_double.
4965 * fold-const.c (force_fit_type_double): Remove overflowed_const
4967 (int_const_binop, fold_convert_const_int_from_int,
4968 fold_convert_const_int_from_real, fold_div_compare,
4969 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4970 fold_abs_const, fold_not_const): Remove the final argument from
4971 calls to force_fit_type_double.
4973 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4975 * configure.ac: Set insn to "nop" for spu-*-* also.
4976 * configure: Regenerate.
4978 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4980 * builtins.def : Add BUILT_IN_FREE.
4982 2007-01-12 Jan Hubicka <jh@suse.cz>
4984 PR tree-optimization/30443
4985 * tree-inline.c (tree_function_versioning): Do not optimize when
4986 cloning for inlining.
4988 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4990 * doc/loop.texi: Document recording of loop exits.
4991 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4992 (update_single_exits_after_duplication,
4993 update_single_exit_for_duplicated_loop,
4994 update_single_exit_for_duplicated_loops): Removed.
4995 (duplicate_loop_to_header_edge): Do not call
4996 update_single_exits_after_duplication and
4997 update_single_exit_for_duplicated_loops.
4998 (loop_version): Do not update single_exit information.
4999 (fix_loop_structure): Use record_loop_exits instead of
5000 mark_single_exit_loops.
5001 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5002 the lists of loop exits.
5003 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5004 split_edge, merge_blocks): Update the lists of loop exits.
5005 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5006 loop_optimizer_init.
5007 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5008 of mark_single_exit_loops.
5009 (loop_optimizer_finalize): Call release_recorded_exits.
5010 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5011 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5012 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5013 update single exit information.
5014 * lambda-code.c (perfect_nestify): Ditto.
5015 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5016 (mark_single_exit_loops): Removed.
5017 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5018 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5019 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5021 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5022 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5023 (verify_loop_structure): Verify consistency of the exit lists.
5024 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5025 (set_single_exit): Removed.
5026 * cfgloop.h (struct loop_exit): New function.
5027 (struct loop): single_exit_ field replaced by exits field.
5028 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5029 (struct loops): Added exits hash.
5030 (mark_single_exit_loops, set_single_exit): Declaration removed.
5031 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5033 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5035 * doc/invoke.texi: Avoid use of @headitem.
5037 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5039 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5041 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5043 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5046 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5047 Richard Sandiford <richard@codesourcery.com>
5049 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5050 * config/m68k/m68k.opt: Resort options.
5051 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5053 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5054 Richard Sandiford <richard@codesourcery.com>
5056 * doc/invoke.texi: Document the macros that are defined by
5057 m68k's -mtune and -mhard-float options.
5058 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5059 (m68k_cpp_cpu_family): Likewise.
5060 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5061 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5062 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5063 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5064 (m68k_cpp_cpu_family): Likewise.
5066 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5068 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5069 macros besides mc68000 as tuning macros. Use a switch statement
5070 to set them and mcpu32.
5072 2007-01-12 Julian Brown <julian@codesourcery.com>
5074 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5075 (TARGET_68040_ONLY): Rename to...
5076 (TARGET_68040): ...this.
5077 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5078 * config/m68k/m68k.md: Likewise.
5080 2007-01-12 Julian Brown <julian@codesourcery.com>
5081 Nathan Sidwell <nathan@codesourcery.com>
5082 Richard Sandiford <richard@codesourcery.com>
5084 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5085 the -mcpu= argument associated with the --with-cpu setting.
5086 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5087 if different from the one implied by the -mcpu setting.
5088 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5089 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5090 * doc/invoke.texi: Mention ColdFire in the introduction to the
5091 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5092 -mno-div and -mhard-float options. Make -m68881 a synonym for
5093 -mhard-float. Document the previously-undocumented -m5206e,
5094 -m528x, -m5307 and -m5407 options. Tweak the existing option
5095 documentation for consistency.
5096 * doc/install.texi: Mention new --with-cpu arguments.
5097 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5098 default CPU if neither -mcpu nor -march are specified.
5099 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5100 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5101 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5102 using m68k_tune to decide between families that implement the
5103 same ISA. Use m68k_tune to set __mcfv4e__.
5104 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5105 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5106 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5107 (FL_ISA_C, FL_ISA_MMU): New macros.
5108 (MASK_COLDFIRE): Delete.
5109 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5110 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5111 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5112 (TARGET_HARD_FLOAT): Do not define here.
5113 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5114 (TUNE_68000): New macro.
5115 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5116 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5117 (TUNE_CFV2): Redefine in terms of m68k_tune.
5118 (uarch_type, target_device, fpu_type): New enums.
5119 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5120 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5121 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5122 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5123 (FL_FOR_isa_c): New macros.
5124 (m68k_isa): New enum.
5125 (m68k_target_selection): New structure.
5126 (all_devices, all_isas, all_microarchs): New tables.
5127 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5128 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5129 (MASK_ALL_CPU_BITS): Delete.
5130 (m68k_find_selection): New function.
5131 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5132 Map the legacy target options to a combination of the new ones.
5133 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5134 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5135 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5137 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5138 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5140 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5141 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5142 * config/m68k/m68k-devices.def: New file.
5144 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5145 Nathan Sidwell <nathan@codesourcery.com>
5147 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5148 (SUBTARGET_EXTRA_SPECS): New macros.
5149 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5150 use %(asm_cpu_spec) instead.
5151 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5152 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5153 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5154 (EXTRA_SPECS): Rename to...
5155 (SUBTARGET_EXTRA_SPECS): ...this.
5157 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5158 Richard Sandiford <richard@codesourcery.com>
5159 Julian Brown <julian@codesourcery.com>
5161 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5162 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5163 to the configuration's default CPU.
5164 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5165 Remove default masks.
5166 (m680[012]0-*-*): Set the default with_cpu to the first part of
5168 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5169 (m68k*-*-linux): Extend the --with-cpu handling to...
5170 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5171 and m68010. Don't set target_cpu_default2.
5172 * doc/install.texi: Document --with-cpu for m68k.
5173 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5174 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5175 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5176 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5177 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5178 (ASM_SPEC): Remove use of %(asm_cpu_default).
5179 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5180 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5181 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5182 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5183 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5184 (TARGET_DEFAULT): Delete.
5185 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5186 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5187 (CPP_CPU_SPEC): Delete.
5188 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5189 the appropriate string.
5190 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5191 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5192 (ASM_SPEC): Don't use %(asm_default_spec).
5193 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5194 TARGET_DEFAULT and add MASK_68881.
5195 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5197 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5199 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5200 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5201 MASK_68010 alongside MASK_68020.
5202 * doc/invoke.texi: Document -m68010.
5203 * config/m68k/m68k.opt (m68010): New.
5204 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5206 (TUNE_68010): New macro.
5207 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5208 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5209 (M68K_CPU_m68332): Add MASK_68010.
5210 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5211 fallback definition.
5212 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5214 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5215 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5216 to all entries that use MASK_68020.
5217 (output_move_simode_const, output_move_himode, output_move_qimode)
5218 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5219 instead of TARGET_68020 to select clr behavior. Remove comment
5220 about there being no TARGET_68010.
5221 * config/m68k/m68k.md: Likewise throughout.
5223 2007-01-12 Julian Brown <julian@codesourcery.com>
5225 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5226 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5227 * config/m68k/m68k.md: Likewise.
5229 2007-01-12 Julian Brown <julian@codesourcery.com>
5231 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5232 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5234 2007-01-12 Julian Brown <julian@codesourcery.com>
5236 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5237 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5238 * config/m68k/m68k.md: Likewise.
5240 2007-01-12 Julian Brown <julian@codesourcery.com>
5241 Richard Sandiford <richard@codesourcery.com>
5243 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5244 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5245 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5247 (TARGET_CPU32): Rename to...
5248 (TUNE_CPU32): ...this.
5249 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5250 (TUNE_CFV2): New macros.
5251 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5252 remove conditions that are implied by TARGET_68020.
5253 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5254 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5255 (m68k_output_function_epilogue): Likewise.
5256 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5257 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5258 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5259 non-68000 timings. Refactor multiplication and division costs.
5260 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5261 TUNE_CPU32 instead of TARGET_CPU32.
5262 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5263 and TUNE_68060 instead of TARGET_68060.
5264 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5265 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5267 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5268 && !TARGET_COLDFIRE" to choose between moveq and clr.
5269 Likewise in the unnamed movsf pattern.
5270 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5271 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5274 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5276 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5277 of tabbing before backslashes.
5279 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5281 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5282 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5283 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5285 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5287 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5288 find_interesting_uses_cond.
5289 (find_interesting_uses_cond): Use extract_cond_operands.
5290 (rewrite_use_compare): Use extract_cond_operands and
5291 force_gimple_operand_bsi. Do not call update_stmt.
5292 (determine_use_iv_cost_condition): Use extract_cond_operands.
5293 Return cheaper of using original bound and changing the exit bound.
5295 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5297 PR tree-optimization/29516
5298 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5299 most_expensive_mult_to_index, addr_to_parts,
5300 create_mem_ref, maybe_fold_tmr): Make the type of
5301 fields of TARGET_MEM_REF sizetype.
5302 (move_fixed_address_to_symbol, move_pointer_to_base):
5304 * tree.def (TARGET_MEM_REF): Add comment on types of
5307 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5309 * c-common.c (vector_types_convertible_p): Treat opaque types as
5310 always convertible if they have the same size, but not otherwise.
5312 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5314 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5315 Remove the b_unconditional field.
5316 (noce_try_sign_mask): Do not look at b_unconditional.
5317 (noce_process_if_block): Do not use merge_if_blocks. Update
5318 the CFG here. Do not set b_unconditional.
5319 (cond_move_process_if_block): Likewise.
5320 (find_cond_trap): Likewise.
5321 (check_cond_move_block): Require simple jump insns at the end
5324 2007-01-11 Jan Hubicka <jh@suse.cz>
5326 PR tree-optimization/1046
5327 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5328 when alias info is not ready.
5329 (pass_tail_recursion): Do not require aliasing.
5330 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5331 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5332 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5333 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5334 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5335 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5336 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5338 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5339 When aliasing is not build, mark statement as volatile.
5341 2007-01-11 Tom Tromey <tromey@redhat.com>
5343 PR preprocessor/15185, PR preprocessor/20989:
5344 * doc/cppopts.texi <-MT>: Update description of algorithm for
5345 computing default target.
5346 <-M, -MD>: Reword "basename" text.
5348 2007-01-11 Roger Sayle <roger@eyesopen.com>
5350 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5351 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5352 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5353 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5354 fold_builtin_bswap, real_constp, fold_builtin_pow,
5355 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5356 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5357 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5358 * convert.c (convert_to_pointer): Likewise.
5359 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5360 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5361 const_binop, fold_convert_const_int_from_int,
5362 fold_convert_const_int_from_real,
5363 fold_convert_const_real_from_real, sign_bit_p,
5364 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5365 fold_sign_changed_comparison, fold_unary, fold_comparison,
5366 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5367 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5368 * print-tree.c (print_node_brief, print_node): Likewise.
5369 * stor-layout.c (place_field, layout_type): Likewise.
5370 * tree-chrec.c (keep_cast): Likewise.
5371 * tree.c (build_vector, build_real, build_real_from_int_cst,
5372 build_complex): Likewise.
5374 2007-01-11 Roger Sayle <roger@eyesopen.com>
5376 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5377 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5379 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5381 * configure.ac (strict1_warn): Rename to strict_warn.
5382 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5383 cc_set_by_configure, quoted_cc_set_by_configure,
5384 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5385 all_boot_languages, all_stagestuff): Remove.
5386 (target_list): Remove bootstrap targets.
5387 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5388 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5389 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5390 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5391 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5392 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5393 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5394 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5395 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5396 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5397 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5398 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5399 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5400 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5401 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5402 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5403 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5404 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5405 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5406 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5407 (mostlyclean): Adjust.
5408 (clean, distclean): Don't mention bootstrap stuff.
5409 * configure: Regenerate.
5410 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5411 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5412 treelang/config-lang.in (stagestuff): Remove.
5413 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5414 stageprofile, stagefeedback, stagestuff): Remove mention.
5416 2007-01-11 Nick Clifton <nickc@redhat.com>
5418 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5420 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5421 (mcore_arith_K_S_operand): Run the test for the S constraint not
5422 the test for the M constraint.
5423 (mcore_addsub_operand): Do not accept integer values that are
5424 larger than 32 bits.
5425 * config/mcore/mcore.md: Remove unused constraints from split.
5426 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5428 (allocate_stack): Likewise.
5429 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5430 operands to 32 bits.
5431 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5433 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5434 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5435 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5436 mcore_output_bclri, mcore_output_andn, output_inline_const,
5437 mcore_output_move, mcore_output_movedouble): Likewise.
5438 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5439 (output_inline_const): Likewise.
5440 (output_inline_const): Fix format strings used in sprintf
5442 * config/mcore/mcore-protos.h: Update prototypes for changed
5443 functions in mcore.c.
5444 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5445 HOST_WIDE_INT and not int.
5446 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5447 CONST_OK_FOR_N): Likewise.
5448 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5449 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5452 2007-01-10 Jan Hubicka <jh@suse.cz>
5454 * tree-vrp.c (remove_range_assertions): Release defs.
5455 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5456 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5458 2007-01-10 Paul Brook <paul@codesourcery.com>
5460 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5461 * config/arm/arm.md (mulsi3subsi): New insn.
5463 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5465 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5466 (tree_transform_and_unroll_loop): New.
5467 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5470 2007-01-10 Robert Kennedy <jimbob@google.com>
5472 * fold-const.c (fold_comparison): Fold comparisons like (x *
5473 1000 < 0) to (x < 0).
5475 2007-01-10 Ian Lance Taylor <iant@google.com>
5477 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5478 operands have the same priority.
5480 2007-01-10 Tom Tromey <tromey@redhat.com>
5482 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5483 (fold_binary): Likewise.
5484 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5485 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5486 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5487 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5488 * langhooks.h (struct lang_hooks): Removed field
5489 'can_use_bit_fields_p'.
5491 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5493 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5495 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5497 * function.c (get_last_funcdef_no): New function.
5498 * function.h (get_last_funcdef_no): Declare.
5499 * tree-inline.c (initialize_cfun): Add initialization.
5500 (tree_function_versioning): Cleanup.
5502 2007-01-10 Jan Hubicka <jh@suse.cz>
5504 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5507 2007-01-10 Sa Liu <saliu@de.ibm.com>
5508 Ben Elliston <bje@au.ibm.com>
5510 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5511 for SAVE_NONLOCAL and Pmode for any other save level.
5512 * spu-protos.h (spu_restore_stack_block): Declare.
5513 * spu.md (save_stack_block): Remove.
5514 (restore_stack_block): Call spu_restore_stack_block.
5515 * spu.c (spu_restore_stack_block): New function.
5516 (spu_expand_epilogue): Remove old comment.
5518 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5520 PR tree-optimization/30322
5521 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5522 (cand_value_at): Return the value as aff_tree.
5523 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5524 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5525 aff_combination_mult): New functions.
5526 (aff_combination_add): Use aff_combination_add_cst.
5527 (aff_combination_convert): Allow conversions to a wider type.
5528 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5529 * tree-affine.h (aff_combination_mult): Declare.
5531 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5533 * doc/tm.texi: Update documentation to reflect reality of exec
5534 and start file search behaviours. Update copyright year.
5535 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5536 header file directories.
5538 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5540 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5541 (*cosxf2): Rename to cosxf2_i387.
5542 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5543 using X87MODEF12 mode macro. Rename patterns to
5544 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5546 (*cosdf2, *cossf2): Ditto.
5547 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5548 to match extended input operands.
5549 (sincos<mode>3): New expander.
5550 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5551 insn patterns and corresponding splitters.
5553 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5555 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5556 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5558 2007-01-09 Nicolas Pitre <nico@cam.org>
5561 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5563 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5565 * target.h (struct gcc_target): New field library_rtti_comdat.
5566 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5567 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5568 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5569 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5571 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5573 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5575 2007-01-08 Richard Guenther <rguenther@suse.de>
5577 * tree.h (force_fit_type_double): Export.
5578 (force_fit_type): Remove.
5579 * fold-const.c (force_fit_type_double): New function.
5580 (force_fit_type): Remove.
5581 (int_const_binop): Use it.
5582 (fold_convert_const_int_from_int): Likewise.
5583 (fold_convert_const_int_from_real): Likewise.
5584 (fold_div_compare): Likewise.
5585 (fold_sign_changed_comparison): Likewise.
5586 (fold_unary): Likewise.
5587 (fold_negate_const): Likewise.
5588 (fold_abs_const): Likewise.
5589 (fold_not_const): Likewise.
5590 * c-common.c (shorten_compare): Use force_fit_type_double.
5591 * convert.c (convert_to_pointer): Likewise.
5593 2007-01-08 Richard Guenther <rguenther@suse.de>
5595 * tree.h (build_int_cst_wide_type): Export.
5596 * tree.c (build_int_cst_wide_type): New function.
5597 (build_int_cst_wide): Fix comment.
5598 * builtins.c (fold_builtin_object_size): Use build_int_cst
5599 to build -1 or 0 of the correct type. Use fit_double_type
5600 to check for overflow.
5601 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5603 (decode_field_reference): Likewise.
5604 (all_ones_mask_p): Likewise.
5605 (native_interpret_int): Use build_int_cst_wide_type.
5606 (fold_binary): Use build_int_cst_type to build an all-ones
5608 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5610 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5612 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5614 2007-01-09 Ben Elliston <bje@au.ibm.com>
5616 * genautomata.c (STATS_OPTION): New option.
5617 (stats_flag): New flag.
5618 (gen_automata_option): Handle it.
5619 (initiate_automaton_gen): Ditto.
5620 (write_automata): Output statistics only if stats_flag is
5621 set. Likewise, output time statistics only if time_flag is set.
5622 * doc/md.texi (Processor pipeline description): Document new flag.
5624 2007-01-08 Richard Guenther <rguenther@suse.de>
5626 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5627 * tree.c (build_int_cst_type): Likewise.
5628 (size_in_bytes): Don't call force_fit_type on the result.
5629 (int_fits_type_p): Use fit_double_type.
5630 * fold-const.c (fit_double_type): New function.
5631 (force_fit_type): Use it.
5632 * tree.h (fit_double_type): Export.
5634 2007-01-08 Jan Hubicka <jh@suse.cz>
5636 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5637 * ipa.c (function_and_variable_visibility): Fix return type.
5639 2007-01-08 Richard Guenther <rguenther@suse.de>
5641 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5642 of offset to build the index.
5643 * tree-pretty-print.c (dump_generic_node): Don't build negated
5644 const just for printing.
5645 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5646 * builtins.c (fold_builtin_int_roundingfn): Check if result
5647 fits the type by using force_fit_type and comparing the result.
5648 * predict.c (predict_loops): Use compare_tree_int for comparison.
5649 * tree.c (build_int_cst): Fall back to integer_type_node for
5651 (build_int_cst_wide): Assert type is non-null.
5653 2007-01-08 Roberto Costa <roberto.costa@st.com>
5655 * tree-vrp.c (extract_range_from_cond_expr): New.
5656 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5657 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5659 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5660 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5661 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5662 used as expressions.
5663 * tree-object-size.c (cond_expr_object_size): New.
5664 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5666 2007-01-08 Jan Hubicka <jh@suse.cz>
5668 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5669 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5672 2007-01-08 Richard Guenther <rguenther@suse.de>
5674 PR tree-optimization/23603
5675 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5676 (extract_range_from_binary): Fall back to truthvalue instead of
5677 varying for TRUTH_*_EXPR.
5678 (extract_range_from_comparison): Fall back to truthvalue instead of
5680 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5681 if all visited PHI values were constant.
5683 2007-01-08 Jan Hubicka <jh@suse.cz>
5685 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5686 (cgraph_analyze_function): break out from ...
5687 (cgraph_finalize_compilation_unit): ... here.
5688 (cgraph_expand_function): Remove forgoten commented out line.
5689 (cgraph_optimize): Analyze functions.
5691 2007-01-08 Jan Hubicka <jh@suse.cz>
5693 * tree-pas.h (TODO_remove_function): New flag.
5694 (TODO_update*): Renumber.
5695 (pass_ipa_increase_alignment,
5696 pass_ipa_function_and_variable_visibility): New passes.
5697 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5698 (cgraph_function_and_variable_visibility): Move to ipa.c
5699 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5700 cgraph_increase_alignment.
5701 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5702 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5703 calling tree-inline.
5704 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5705 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5706 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5707 (gate_increase_alignment): New function.
5708 (pass_ipa_increase_alignment): New pass.
5709 * ipa.c: Inline tree-pass.h and timevar.h
5710 (function_and_variable_visibility): Move here from cgraphunit.c
5711 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5712 * passes.c (init_optimization_passes): Add the two new passes.
5713 (execute_todo): Handle cgraph_remove_functions.
5715 2007-01-08 Nick Clifton <nickc@redhat.com>
5717 * config/frv/predicates.md (reg_or_0_operand): Accept
5720 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5722 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5723 * config.gcc: Add bfin*-rtems*.
5725 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5727 * c.opt: Add -flax-vector-conversions.
5728 * c-typeck.c (convert_for_assignment): Pass flag to
5729 vector_types_convertible_p to allow emission of note.
5730 (digest_init): Likewise.
5731 * c-opts.c: Handle -flax-vector-conversions.
5732 * c-common.c (flag_lax_vector_conversions): New.
5733 (vector_types_convertible_p): Unless -flax-vector conversions
5734 has been passed, disallow conversions between vectors with
5735 differing numbers of subparts and/or element types. If such
5736 a conversion is disallowed, possibly emit a note on the first
5737 occasion only to inform the user of -flax-vector-conversions.
5738 The new last argument specifies this.
5739 * c-common.h (flag_lax_vector_conversions): New.
5740 (vector_types_convertible_p): Add extra argument.
5741 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5742 char_type_node for V*QI type vectors.
5743 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5744 Update to satisfy new typechecking rules.
5745 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5747 * doc/invoke.texi (C Dialect Options): Document
5748 -flax-vector-conversions.
5750 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5752 PR tree-optimization/29877
5753 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5754 a register variable on the RHS to not be replaceable.
5756 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5757 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5758 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5759 const_simm15, const_pow2, const_npow2): Added.
5760 * config/score/misc.md (insv, extv, extzv, movmemsi,
5761 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5762 * config/score/score.c (score_address_cost, score_select_cc_mode):
5764 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5765 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5766 Update score_print_operand.
5767 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5768 Adjust register allocate order and update some macro define.
5769 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5770 mdx_block_move_straight, mdx_block_move_loop_head,
5771 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5772 mdx_block_move): Added.
5773 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5774 mdp_limm): Updated and fix some bug and typo.
5775 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5776 (movsf, movdf, doloop_end): Added.
5778 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5780 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5781 config/arm/thumb2.md: Fix comment typos.
5782 * doc/extend.texi: Fix a typo.
5784 2007-01-07 Eric Christopher <echristo@apple.com>
5786 * configure.ac: Check for __stack_chk_fail for darwin.
5787 * configure: Regenerate.
5789 2007-01-07 Richard Guenther <rguenther@suse.de>
5791 * tree-vrp.c (extract_range_from_assert): CSE calls to
5792 compare_values where possible.
5793 (extract_range_from_unary_expr): Likewise.
5795 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5797 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5798 * config/avr/avr.c (call_insn_operand): Delete function.
5799 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5800 instead of register number. Use predicates.
5801 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5802 call_insn_operand): Add.
5804 2007-01-06 Jan Hubicka <jh@suse.cz>
5806 * tree-pass.h (pass_build_cgraph_edges): Declare.
5807 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5808 (visited_nodes): Remove.
5809 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5810 build_cgrpah_edges; make visited_nodes local.
5811 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5812 (record_references_in_initializer): Move to cgraphbuild.c
5813 (initialize_inline_failed, rebuild_cgraph_edges,
5814 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5815 (verify_cgraph_node): Make visited_nodes local.
5816 (cgraph_analyze_function): Do not call cgraph_create_edges and
5817 initialize_inline_failed.
5818 (cgraph_expand_function): Do not call cgraph_lower_function;
5819 assert that function is already lowered.
5820 * Makefile.in (cgraphbuild.o): New.
5821 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5822 at the end of lowering passes.
5824 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5826 * ifcvt.c (cond_move_convert_if_block): New function, code
5827 factored out from...
5828 (cond_move_process_if_block): ...here. Call the new function
5829 on the THEN and ELSE blocks.
5830 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5831 already takes care of this.
5833 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5836 * tree.h (TREE_OVERFLOW_P): New.
5837 * c-typeck.c (parser_build_unary_op): Warn only if result
5838 overflowed and operands did not.
5839 (parser_build_binary_op): Likewise.
5840 (convert_for_assignment): Remove redundant overflow_warning.
5841 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5843 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5845 * c-typeck.c (store_init_value): Split over two lines to follow
5846 the GNU coding style.
5848 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5850 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5851 __GXX_EXPERIMENTAL_CXX0X__.
5852 * doc/cpp.texi: Same.
5854 2007-01-05 Richard Guenther <rguenther@suse.de>
5857 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5858 with mismatched types. Instead explicitly build a
5859 conversion NOP_EXPR.
5861 2007-01-05 Ian Lance Taylor <iant@google.com>
5863 * c-common.c (decl_with_nonnull_addr_p): New function.
5864 (c_common_truthvalue_conversion): Call it.
5865 * c-typeck.c (build_binary_op): Likewise.
5866 * c-common.h (decl_with_nonnull_addr_p): Declare.
5868 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5871 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5874 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5876 * doc/install.texi (Final install): Document the fact that
5877 the GNAT runtime should not be stripped.
5879 2007-01-04 Jan Hubicka <jh@suse.cz>
5881 * tree-inline.c (fold_marked_statements): Update operand caches
5882 and EH after folding
5884 2007-01-04 Ian Lance Taylor <iant@google.com>
5886 * c-common.c (check_function_nonnull): Whitespace fix.
5888 2007-01-04 Jan Hubicka <jh@suse.cz>
5890 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5891 comitted older version of patch.
5892 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5893 function, celanup cfg and collect garbage.
5895 2007-01-04 Mike Stump <mrs@apple.com>
5897 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5900 2007-01-04 Eric Christopher <echristo@apple.com>
5902 * libgcc2.c (__bswapsi2): Use SItype.
5903 (__bswapdi2): Use DItype.
5904 * libgcc2.h: Update for above.
5906 2007-01-04 Paul Brook <paul@codesourcery.com>
5908 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5909 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5910 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5911 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5912 umulsi3_highpart): Make conditional on !arm_arch6.
5913 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5914 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5915 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5916 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5917 umulsi3_highpart_v6): New insns.
5919 2007-01-04 Roger Sayle <roger@eyesopen.com>
5921 * fold-const.c (fold_convert): When casting an expression to void,
5922 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5923 have a type. Instead of attempting to build a NOP_EXPR, return
5924 these "special" trees directly.
5926 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5928 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5929 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5930 rs6000_cost->fp not 0 as adjustment for outer NEG.
5932 2007-01-04 Jan Hubicka <jh@suse.cz>
5934 * cgraph.c (cgraph_release_function_body): New function.
5935 (cgraph_remove_node): Use it.
5936 * cgraph.h (cgraph_release_function_body): Declare.
5937 * cgraphunit.c (cgraph_expand_function): Use it.
5938 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5939 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5940 is initialized and while compilation of other function is running.
5941 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5942 statement CFG annotations from here to ...
5943 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5945 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5947 * cfgloop.h (enum li_flags): Make the constants powers of two.
5949 2007-01-04 Jan Hubicka <jh@suse.cz>
5951 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5953 (fold_marked_statements): New function.
5954 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5955 * tree-inline.h (copy_body_data): Add statements_to_fold.
5957 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5959 * config.gcc: Mention libgcc/config.host.
5960 * Makefile.in: Update comments mentioning libgcc.
5961 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5962 (all.cross, start.encap, rest.encap, rest.cross): Update
5963 dependencies for libgcc move.
5964 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5965 (clean-target, clean-target-libgcc): Delete.
5966 (srcdirify, GCC_EXTRA_PARTS): New macros.
5967 (libgcc-support, libgcc.mvars): New rules.
5968 (distclean): Remove mention of mklibgcc.
5969 (install): Don't reference INSTALL_LIBGCC.
5970 (install-common): Don't reference EXTRA_PARTS.
5971 (install-libgcc, install-multilib): Delete rules.
5972 * mklibgcc.in: Delete file.
5973 * doc/configfiles.texi: Don't mention mklibgcc.
5975 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5976 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5977 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5978 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5979 (mklibgcc, ldblspecs): Likewise.
5981 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5982 (posixpre.def): Use $(T).
5983 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5984 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5985 (SHLIB_LINK): Make dummy.
5986 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5988 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5990 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5991 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5992 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5993 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5995 * configure.ac (all_outputs): Remove mklibgcc.
5996 * configure: Regenerated.
5998 2007-01-03 Josh Conner <jconner@apple.com>
6001 * calls.c (compute_argument_addresses): Set stack and stack_slot
6002 for partial args, too.
6003 (store_one_arg): Use locate.size.constant for the size when
6004 generating a save_area.
6006 2007-01-03 Robert Kennedy <jimbob@google.com>
6008 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6009 whose definitions are deleted due to basic block merging.
6011 2007-01-03 Paul Brook <paul@codesourcery.com>
6014 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6016 (use_return_insn): Return 0 for Thumb interrupt functions.
6017 (print_multi_reg): Add rfe argument for IRQ returns.
6018 (arm_output_epilogue): Pop interrupt return address directly into PC.
6019 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6021 2007-01-03 Paul Brook <paul@codesourcery.com>
6023 Merge from sourcerygxx-4_1.
6024 * config/arm/thumb2.md: New file.
6025 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6027 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6028 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6029 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6030 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6032 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6033 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6035 * config/arm/ieee754-sf.S: Ditto.
6036 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6037 (thumb1_base_register_rtx_p): ... to this.
6038 (thumb_index_register_rtx_p): Rename...
6039 (thumb1_index_register_rtx_p): ... to this.
6040 (thumb_output_function_prologue): Rename...
6041 (thumb1_output_function_prologue): ... to this.
6042 (thumb_legitimate_address_p): Rename...
6043 (thumb1_legitimate_address_p): ... to this.
6044 (thumb_rtx_costs): Rename...
6045 (thumb1_rtx_costs): ... to this.
6046 (thumb_compute_save_reg_mask): Rename...
6047 (thumb1_compute_save_reg_mask): ... to this.
6048 (thumb_final_prescan_insn): Rename...
6049 (thumb1_final_prescan_insn): ... to this.
6050 (thumb_expand_epilogue): Rename...
6051 (thumb1_expand_epilogue): ... to this.
6052 (arm_unwind_emit_stm): Rename...
6053 (arm_unwind_emit_sequence): ... to this.
6054 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6055 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6056 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6057 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6058 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6059 thumb2_output_casesi): New functions.
6060 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6061 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6062 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6063 THUMB2_WORK_REGS): Define.
6064 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6065 arm_condexec_mask, arm_condexec_masklen)): New variables.
6066 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6067 (arm_override_options): Check new CPU capabilities.
6068 Set new architecture flag variables.
6069 (arm_isr_value): Handle v7m interrupt functions.
6070 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6072 (const_ok_for_arm): Handle Thumb-2 constants.
6073 (arm_gen_constant): Ditto. Use movw when available.
6074 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6076 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6077 (thumb_find_work_register, arm_load_pic_register,
6078 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6079 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6080 print_multi_reg, output_mov_long_double_fpa_from_arm,
6081 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6082 output_mov_double_fpa_from_arm, output_move_double,
6083 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6084 output_return_instruction, arm_output_function_prologue,
6085 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6086 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6087 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6088 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6089 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6090 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6092 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6093 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6094 (arm_file_start): Output directive for unified syntax.
6095 (arm_unwind_emit_set): Handle stack alignment instruction.
6096 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6097 Add v6t2, v7, v7a, v7r and v7m.
6098 (RETLDM): Add Thumb-2 code.
6099 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6100 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6101 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6102 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6103 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6104 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6105 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6106 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6107 ADJUST_INSN_LENGTH): Define.
6108 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6109 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6110 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6111 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6112 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6113 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6114 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6115 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6116 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6117 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6118 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6119 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6120 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6121 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6122 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6123 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6124 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6126 * config/arm/arm-tune.md: Regenerate.
6127 * config/arm/arm-protos.h: Update prototypes.
6128 * config/arm/vfp.md: Enable patterns for Thumb-2.
6129 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6130 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6131 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6132 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6133 * config/arm/libunwind.S: Add Thumb-2 code.
6134 * config/arm/constraints.md: Update include Thumb-2.
6135 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6136 * config/arm/ieee754-df.S: Ditto.
6137 * config/arm/bpabi.S: Ditto.
6138 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6139 * config/arm/predicates.md (low_register_operand,
6140 low_reg_or_int_operand, thumb_16bit_operator): New.
6141 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6142 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6143 * config/arm/t-arm-elf: Add armv7 multilib.
6144 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6146 (UNSPEC_STACK_ALIGN, ce_count): New.
6147 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6148 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6150 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6151 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6152 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6153 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6154 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6155 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6157 * doc/extend.texi: Document ARMv7-M interrupt functions.
6158 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6160 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6162 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6163 (struct _Unwind_Context): Rename args_size to flags, remove
6164 signal_frame field, add a new args_size field and version field.
6165 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6166 _Unwind_IsExtendedContext): New inline functions.
6167 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6168 Assume by_value array is only present if _Unwind_IsExtendedContext.
6169 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6170 _Unwind_IsSignalFrame.
6171 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6172 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6173 (uw_init_context_1): Initialize context->flags to
6174 EXTENDED_CONTEXT_BIT.
6175 * config/rs6000/linux-unwind.h (frob_update_context): Use
6176 _Unwind_SetSignalFrame.
6178 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6181 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6182 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6185 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6187 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6188 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6189 RET, AT_SP): Remove.
6190 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6193 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6194 * cfgbuild.c (find_basic_blocks): Likewise.
6195 * cfgrtl.c (rtl_create_basic_block): Likewise.
6196 * function.c (temp_slots_at_level): Likewise.
6197 * reg-stack.c (stack_regs_mentioned): Likewise.
6198 * regclass.c (allocate_reg_info): Likewise.
6199 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6200 set_bb_for_stmt, move_block_to_fn): Likewise.
6201 * tree-complex.c (tree_lower_complex): Likewise.
6202 * vec.h (VEC_safe_grow_cleared): New.
6204 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6206 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6208 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6209 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6211 * cfgloopmanip.c (scale_loop_frequencies): Export.
6212 (loopify): Scale the frequencies by prescribed coefficients.
6213 (set_zero_probability): New function.
6214 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6215 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6216 and frequencies according to arguments.
6217 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6219 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6220 * modulo-sched.c (sms_schedule): Set probabilities for entering
6221 versioned loop correctly.
6222 * tree-vect-transform.c (vect_transform_loop): Ditto.
6223 * cfgloop.h (loopify, loop_version): Declaration changed.
6224 (scale_loop_frequencies): Declared.
6226 2007-01-02 Jan Hubicka <jh@suse.cz>
6228 * cgraph.c: Include tree-flow.h
6229 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6231 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6232 * tree-pass.h (pass_all_early_optimizations): Declare.
6233 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6235 (cgraph_analyze_function): Do early_local_passes.
6236 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6237 Do not add referenced vars.
6238 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6240 (gate_all_early_local_passes): New gate.
6241 (pass_early_local_passes): Use new gate.
6242 (execute_early_local_optimizations): New functions.
6243 (gate_all_early_optimizations): New gate.
6244 (pass_all_early_optimizations): New pass.
6245 (execute_free_datastructures): Free SSA only when initialized.
6246 (gate_init_datastructures): Init only when optimizing.
6247 (tree_lowering_passes): Do early local passes when called late.
6248 * tree-profile.c (do_tree_profiling): Don't profile functions added
6250 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6251 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6253 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6254 during early_local_passes.
6255 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6258 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6260 * Makefile.in: Update copyright year.
6262 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6264 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6265 in $(lang_checks) and check-consistency targets.
6267 2007-01-02 Jan Hubicka <jh@suse.cz>
6269 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6270 Do not add referenced vars.
6271 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6273 * passes.c (init_optimization_passes): Put mudflap_2 after
6274 free_datastructures.
6276 2007-01-02 Jan Hubicka <jh@suse.cz>
6278 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6279 Set NOTHROW flag on call statements proved to be nothrow.
6280 Update statement of local calls so new pure/const functions are
6281 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6283 (tree_rest_of_compilation): Register hooks and initialize bitmap
6284 early. Do not set after_inlining flag.
6286 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6288 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6289 HOST_BITS_PER_LONGLONG
6291 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6294 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6295 warning for non-static initializers.
6297 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6299 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6300 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6301 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6302 Always use set_unique_reg_note to add REG_EQUAL notes.
6304 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6307 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6309 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6310 * cfgbuild.c (find_basic_blocks): Likewise.
6311 * cfgrtl.c (rtl_create_basic_block): Likewise.
6312 * function.c (temp_slots_at_level): Likewise.
6313 * reg-stack.c (stack_regs_mentioned): Likewise.
6314 * regclass.c (allocate_reg_info): Likewise.
6315 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6316 set_bb_for_stmt, move_block_to_fn): Likewise.
6317 * tree-complex.c (tree_lower_complex): Likewise.
6318 * vec.h (VEC_safe_grow_cleared): New.
6320 2007-01-02 Ian Lance Taylor <iant@google.com>
6322 * c-common.c (c_common_truthvalue_conversion): When warning about
6323 using an assignment as a truth value, set TREE_NO_WARNING.
6325 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6328 * c.opt (Wold-style-declaration): New.
6329 * doc/invoke.texi (C-only Warning Options): New.
6330 (Wold-style-declaration): Document it.
6331 (Wextra): Enabled by -Wextra.
6332 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6333 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6334 -Wold-style-declaration.
6336 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6338 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6339 * cfgbuild.c (find_basic_blocks): Likewise.
6340 * cfgrtl.c (rtl_create_basic_block): Likewise.
6341 * function.c (temp_slots_at_level): Likewise.
6342 * reg-stack.c (stack_regs_mentioned): Likewise.
6343 * regclass.c (allocate_reg_info): Likewise.
6344 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6345 set_bb_for_stmt, move_block_to_fn): Likewise.
6346 * tree-complex.c (tree_lower_complex): Likewise.
6347 * vec.h (VEC_safe_grow_cleared): New.
6349 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6351 * c-common.c (c_common_nodes_and_builtins): Since variants of
6352 void_type_node get built before it is given a name, we need to
6353 give those variants the name, too.
6354 (complete_array_type): We need to work with the canonical main
6355 type of the array, from which we will build the qualified version.
6356 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6357 * print-tree.c (print_node): Display canonical type information
6359 * stor-layout.c (layout_type): When we don't know the
6360 alignment of a type for which we're building an array, we end up
6361 guessing wrong, so make the type require structural equality.
6362 * tree.c (make_node_stat): When we build a new type, it is its
6364 (build_type_attribute_qual_variant): When building an attribute
6365 variant, its canonical type is the non-attribute variant. However,
6366 if the attributes are target-dependent and they differ, we need to
6367 use structural equality checks for this type.
6368 (build_qualified_type): A qualified type is not equivalent to its
6369 unqualified variant; set the canonical type appropriately.
6370 (build_distinct_type_copy): When building a distinct type from
6371 another type, the new type is its own canonical type.
6372 (build_variant_type_copy): When building a new type variant, we
6373 assume that it is equivalent to the original type.
6374 (build_pointer_type_for_mode): When building a pointer type, also
6375 build a canonical type pointer.
6376 (build_reference_type_for_mode): When building a reference type,
6377 also build a canonical type reference.
6378 (build_index_type): When we can't hash an index type (e.g.,
6379 because its maximum value is negative), the index type requires
6380 structural equality tests.
6381 (build_array_type): Build the canonical form of an array type.
6382 (build_function_type): Function types require structural equality,
6383 because they contain default arguments, attributes, etc.
6384 (build_method_type_directly): Ditto for method types.
6385 (build_offset_type): Build the canonical offset type.
6386 (build_complex_type): Build the canonical vector type.
6387 (make_vector_type): Build the canonical vector type.
6388 * tree.h (TYPE_CANONICAL): New.
6389 (TYPE_STRUCTURAL_EQUALITY_P): New.
6390 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6391 (struct tree_type): Added "canonical" field.
6392 * params.h (VERIFY_CANONICAL_TYPES): New.
6393 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6394 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6395 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6396 * doc/invoke.texi (verify-canonical-types): Document --param
6397 parameter for verifying canonical types.
6399 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6401 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6402 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6403 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6404 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6406 * config/rs6000/e500.h: New.
6407 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6408 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6410 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6411 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6412 TARGET_E500_DOUBLE): Remove.
6413 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6414 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6415 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6416 * config/rs6000/rs6000.c (rs6000_override_options): Use
6419 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6421 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6422 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6423 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6424 rs6000_emit_cmove): Don't check TARGET_E500.
6425 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6426 sordered): Don't check TARGET_E500.
6428 2007-01-01 Eric Christopher <echristo@apple.com>
6430 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6431 HARD_REGISTER_NUM_P.
6433 2007-01-01 Roger Sayle <roger@eyesopen.com>
6435 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6436 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6437 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6440 2007-01-01 Mike Stump <mrs@apple.com>
6442 * configure.ac: Remove support for building with Apple's gcc-3.1.
6444 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6447 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6448 REG is a hard register. Do not modify REG before calling
6450 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6451 multiple of the size of YMODE for certain lowpart cases.
6453 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6456 * gimplify (voidify_wrapper_expr): Update for
6459 2007-01-01 Andreas Schwab <schwab@suse.de>
6462 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6463 save of BR0 in extra_spill_size instead of spill_size.
6464 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6466 (ia64_expand_epilogue): Restore BR0 from its new location.
6468 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6470 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6471 Use a temporary variable if the left hand side is not a gimple
6474 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6476 * gimplify.c (gimplify_return_expr): Make the temporary variable
6477 for the return expression, a gimple register variable.
6479 2007-01-01 Jan Hubicka <jh@suse.cz>
6481 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6484 2007-01-01 Mike Stump <mrs@apple.com>
6486 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6488 * config/darwin.c (machopic_select_rtx_section): Use
6490 (darwin_mergeable_constant_section): Likewise.
6491 * configure: Regenerate.
6492 * config.in: Regenerate.
6494 2007-01-01 Jan Hubicka <jh@suse.cz>
6495 Andrew Pinski <pinskia@gmail.com>
6497 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6498 before starting IPA passes.