1 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9 (fold_builtin_1): Use them.
10 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
15 * config/i386/i386.c (bdesc_1arg): Initialize
16 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19 and IX86_BUILTIN_MOVSLDUP.
21 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23 PR rtl-optimization/30841
24 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * builtins.c (fold_builtin_frexp): New.
29 (fold_builtin_2): Use it.
31 2007-02-22 Mark Mitchell <mark@codesourcery.com>
33 * doc/invoke.texi (Spec Files): Document getenv spec function.
35 * gcc.c (getenv_spec_function): New function.
36 (static_spec_functions): Add it.
37 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
38 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
41 2007-02-22 Michael Matz <matz@suse.de
44 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
45 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
47 2007-02-22 Ian Lance Taylor <iant@google.com>
50 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
51 (mem_loc_descriptor): Call it.
53 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
54 Ira Rosen <irar@il.ibm.com>
56 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
58 2007-02-22 Ira Rosen <irar@il.ibm.com>
60 PR tree-optimization/30843
61 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
62 stores only after all the group is vectorized.
64 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
66 PR tree-optimization/30858
67 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
68 in the reduction cycle have a single use in the loop.
69 * tree-vectorizer.h (relevant): Add documentation.
71 2007-02-20 Mike Stump <mrs@apple.com>
73 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
74 * configure: Regenerate.
76 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
78 Change the defaults of some parameters and options.
79 * config/spu/spu-protos.h (spu_optimization_options): Declare.
80 * config/spu/spu.c (spu_optimization_options): Add.
81 (spu_override_options): Change params in spu_optimization_options.
82 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
84 Register 127 is only 16 byte aligned when used as a frame pointer.
85 * config/spu/spu-protos.h (spu_init_expanders): Declare.
86 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
87 HARD_FRAME_POINTER_REGNUM.
88 (spu_legitimate_address): Use regno_aligned_for_reload.
89 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
90 aligned when frame_pointer_needed is true.
91 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
93 * config/spu/spu.h (INIT_EXPANDERS): Define.
95 Make sure shift and rotate instructions have valid immediate operands.
96 * config/spu/predicates.md (spu_shift_operand): Remove.
97 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
98 * config/spu/constraints.md (W, O): Extend range.
99 * config/spu/spu.md (umask, nmask): Define.
100 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
101 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
102 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
103 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
104 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
105 (lshr<mode>3_reg): Fix rtl description.
107 Make sure mulhisi immediate operands are valid.
108 * config/spu/predicates.md (imm_K_operand): Add.
109 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
111 Generate constants using fsmbi and andi.
112 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
113 (print_operand, spu_split_immediate, classify_immediate,
114 fsmbi_const_p): Handle IC_FSMBI2.
116 Correctly handle a CONST_VECTOR containing symbols.
117 * config/spu/spu.c (print_operand): Handle HIGH correctly.
118 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
119 (immediate_load_p): Allow symbols that use 2 instructions to create.
120 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
121 with symbols when flag_pic is set.
122 (const_vector_immediate_p): New.
123 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
124 accept a CONST_VECTOR with symbols.
125 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
126 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
128 * config/spu/spu.md (high, low): Delete.
129 (low_<mode>): Define.
131 Remove INTRmode and INTR_REGNUM, which didn't work.
132 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
134 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
135 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
136 peephole2 pattern): Don't use INTR or 131.
138 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
139 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
140 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
141 (UNSPEC_SET_INTR): Add.
142 * config/spu/spu-modes.def (INTR): Remove.
144 More accurate warnings about run-time relocations.
145 * config/spu/spu.c (reloc_diagnostic): Test in_section.
147 Correctly warn about immediate arguments to specific intrinsics.
148 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
149 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
150 the instruction predicate.
152 Fix tree check errors with latest update.
153 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
155 (spu_expand_builtin): Use CALL_EXPR_FN.
157 Add missing specific intrinsics.
158 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
160 * config/spu/spu_internals.h: Ditto.
162 Fix incorrect operand modifiers.
163 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
164 * config/spu/spu.md (xor<mode>3): Change %S to %J.
166 Optimize one case of zero_extend of a vec_select.
167 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
169 Accept any immediate for hbr.
170 * config/spu/spu.md (hbr): Change s constraints to i.
172 2007-02-21 Paul Brook <paul@codesourcery.com>
174 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
175 condexec_count when skipping USE and CLOBBER.
177 2007-02-21 Nick Clifton <nickc@redhat.com>
179 * common.opt (Warray-bounds): Add Warning attribute.
180 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
182 (fsized-zeroes): Add Optimization attribute.
183 (fsplit-wide-types, ftree-scev-cprop): Likewise.
184 * c.opt (Wc++0x-compat): Add Warning attribute.
186 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
189 * reload1.c (eliminate_regs_in_insn): In the single_set special
190 case, attempt to re-recognize the insn before falling back to
191 having reload fix it up.
193 2007-02-20 Eric Christopher <echristo@gmail.com>
195 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
197 (frv_read_iacc_argument): Ditto.
198 (frv_expand_set_builtin): Take a call instead of arglist, update for
200 (frv_expand_unop_builtin): Ditto.
201 (frv_expand_binop_builtin): Ditto.
202 (frv_expand_cut_builtin): Ditto.
203 (frv_expand_binopimm_builtin): Ditto.
204 (frv_expand_voidbinop_builtin): Ditto.
205 (frv_expand_int_void2arg): Ditto.
206 (frv_expand_prefetches): Ditto.
207 (frv_expand_voidtriop_builtin): Ditto.
208 (frv_expand_voidaccop_builtin): Ditto.
209 (frv_expand_load_builtin): Ditto.
210 (frv_expand_store_builtin): Ditto.
211 (frv_expand_mdpackh_builtin): Ditto.
212 (frv_expand_mclracc_builtin): Ditto.
213 (frv_expand_mrdacc_builtin): Ditto.
214 (frv_expand_mwtacc_builtin): Ditto.
215 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
218 2007-02-20 Janis Johnson <janis187@us.ibm.com>
220 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
221 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
223 (HAVE_GAS_DFP): Check for assembler support of decimal floating
225 * configure: Regenerate.
226 * config.in: Regenerate.
227 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
228 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
229 masks to power6 and power6x and to POWERPC_MASKS.
230 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
232 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
233 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
234 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
235 Access PROTOTYPE as variable, not mask.
237 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
239 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
240 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
241 * combine.c (adjust_for_new_dest): Use it.
242 * postreload.c (reload_combine): Likewise.
244 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
246 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
247 notes on an insn with multiple sets, even if single_set returns
248 non-NULL for that insn.
250 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
252 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
255 2007-02-20 Geoffrey Keating <geoffk@apple.com>
257 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
258 if user didn't pass it.
259 * config/i386/darwin.h (CC1_SPEC): Likewise.
260 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
261 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
262 -mmacosx-version-min.
264 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
265 Uros Bizjak <ubizjak@gmail.com>
267 * optabs.h (enum optab_index): Add new OTI_scalb.
268 (scalb_optab): Define corresponding macro.
269 * optabs.c (init_optabs): Initialize scalb_optab.
270 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
272 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
273 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
274 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
275 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
276 flag_unsafe_math_optimizations is set.
278 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
279 to implement scalbf, scalb and scalbl built-ins as inline x87
282 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
283 DJ Delorie <dj@redhat.com>
286 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
287 (diagnostic_report_diagnostic): ... here, and turn them into real
288 errors. If warnings are inhibited, no need to do anything.
290 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
293 better code generation.
295 2007-02-20 Ben Elliston <bje@au.ibm.com>
297 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
299 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
301 * config/alpha/alpha.c, config/alpha/alpha.md,
302 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
303 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
304 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
305 config/arm/lib1funcs.asm: Follow spelling conventions.
307 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
308 config/fr30/fr30.md, config/i386/i386.h,
309 config/iq2000/iq2000.h, config/iq2000/predicates.md,
310 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
311 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
312 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
313 config/rs6000/altivec.md, config/rs6000/rs6000.c,
314 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
315 config/sparc/sparc.c, config/sparc/sparc.h,
316 config/sparc/sparc.md, config/spu/constraints.md,
317 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
320 2007-02-20 Alan Modra <amodra@bigpond.net.au>
323 * varasm.c (use_blocks_for_decl_p): Return false for decls with
326 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
328 * doc/invoke.texi (-ftree-lrs): Remove.
330 2007-02-19 Diego Novillo <dnovillo@redhat.com>
332 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
335 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
337 * config/ia64/ia64.c (ia64_expand_builtin): Use the
338 new CALL_EXPR_FN macro for retrieving the function
339 declaration of the input expression.
341 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
343 * c.opt (Waddress): New.
344 * common.opt (Walways-true): Delete.
345 (Wstring-literal-comparison): Delete.
346 * doc/invoke.texi (Warning Options): Delete -Walways-true and
347 -Wstring-literal-comparison. Add -Waddress.
349 (Walways-true): Delete.
350 (Wstring-literal-comparison): Delete.
351 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
352 consistently instead of -Walways-true in example.
353 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
354 * c-typeck.c (parser_build_binary_op): Replace
355 -Wstring-literal-comparison and -Walways-true with -Waddress.
356 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
359 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
361 * tree-cfg.c (dump_function_to_file): Be prepared for functions
362 without DECL_STRUCT_FUNCTION initialized.
364 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
366 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
367 due to calls to functions taking pointers as parameters.
369 2007-02-19 Richard Henderson <rth@redhat.com>
372 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
375 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
377 * config/s390/s390.c (s390_call_saved_register_used,
378 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
379 accessed to the new scheme.
381 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
383 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
384 (cris_print_index, cris_print_operand, cris_print_operand_address)
385 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
386 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
387 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
389 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
390 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
391 GO_IF_LEGITIMATE_ADDRESS): Ditto.
392 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
393 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
394 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
395 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
396 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
397 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
398 (uminsi3, call, call_value): Ditto.
399 (define_split: indir_to_reg_split, unnamed): Ditto.
401 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
403 PR tree-optimization/30975
404 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
407 2007-02-18 Eric Christopher <echristo@gmail.com>
409 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
410 Remove use of arglist.
411 (mips_expand_builtin): Remove use of arglist, pass in expr.
412 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
413 (mips_expand_builtin_movtf): Ditto.
414 (mips_expand_builtin_compare): Ditto.
416 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
418 * tree-sra.c (sra_build_assignment): Replace assertion
419 checking with a comment explaining why it can't be done.
421 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
424 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
425 during CALL_EXPR representation conversion.
426 * tree-ssa-propagate.c (set_rhs): Likewise.
428 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
430 * tree-sra.c (sra_build_assignment): Disable assertion checking
433 2007-02-18 Roger Sayle <roger@eyesopen.com>
435 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
436 instead of calling build2 with a GIMPLE_MODIFY_STMT.
437 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
439 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
440 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
441 gimplify_init_ctor_eval_range, gimple_push_cleanup,
442 gimplify_omp_for, gimplify_omp_atomic_pipeline,
443 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
444 force_gimple_operand): Likewise.
445 * ipa-cp.c (constant_val_insert): Likewise.
446 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
447 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
448 perfect_nestify): Likewise.
449 * langhooks.c (lhd_omp_assignment): Likewise.
450 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
451 lower_copyprivate_clauses, lower_send_clauses,
452 lower_send_shared_vars, expand_parallel_call,
453 expand_omp_for_generic, expand_omp_for_static_nochunk,
454 expand_omp_for_static_chunk, expand_omp_sections,
455 lower_omp_single_copy, lower_omp_for_lastprivate,
456 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
457 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
458 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
461 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
463 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
464 config/sh/sh.md: Follow spelling conventions.
466 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
467 config/frv/predicates.md: Follow spelling conventions.
469 * config/m68k/linux-unwind.h: Fix a comment typo.
470 * target.h: Follow spelling conventions.
472 2007-02-18 Roger Sayle <roger@eyesopen.com>
474 PR rtl-optimization/28173
475 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
476 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
477 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
478 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
479 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
481 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
483 * builtins.c (fold_builtin_load_exponent): New.
484 (fold_builtin_2): Use it.
486 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
488 PR rtl-optimization/30773
489 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
490 if we fail to attach a REG_EQUIV note.
492 2007-02-18 David Edelsohn <edelsohn@gnu.org>
493 Roger Sayle <roger@eyesopen.com>
495 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
497 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
499 * calls.c (initialize_argument_information): Pass original EXP
500 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
501 code to split complex arguments here, as part of initializing the
503 (expand_call): Remove code that builds a list of arguments and
504 inserts implicit arguments into it. Instead, just count how many
505 implicit arguments there will be so we can determine the size of
506 the ARGS array, and let initialize_argument_information do the work.
507 (split_complex_values): Delete unused function.
509 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
511 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
513 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
515 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
516 for arg pointer based indexed addressing.
518 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
520 * config/ia64/ia64.h, config/ia64/ia64.md,
521 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
522 spelling conventions.
524 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
526 * config/m68k/m68k.c (split_di): New.
527 * config/m68k/m68k-protos.h: Declare split_di.
528 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
529 Improve predicate handling and split constant shifts.
531 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
533 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
534 parameter for register bitfield operations, general predicates
537 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
539 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
540 * config/m68k/linux-unwind.h: New file.
542 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
544 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
545 config/i386/athlon.md, config/ia64/ia64.md,
546 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
547 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
548 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
549 tree-ssa-loop-niter.c, tree-vect-analyze.c,
550 tree-vect-transform.c: Fix comment typos.
552 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
554 * sched-deps.c (find_insn_list): Remove.
555 * sched-int.h: Remove the prototype for find_insn_list.
557 2007-02-16 Geoffrey Keating <geoffk@apple.com>
559 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
561 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
562 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
563 darwin_rs6000_override_options.
564 (C_COMMON_OVERRIDE_OPTIONS): Expect
565 darwin_macosx_version_min to be non-NULL always.
566 (TARGET_C99_FUNCTIONS): Likewise.
567 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
568 (DARWIN_MINVERSION_SPEC): New.
569 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
570 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
572 (DARWIN_MINVERSION_SPEC): New.
573 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
575 * config/darwin-c.c (darwin_cpp_builtins): Expect
576 darwin_macosx_version_min to be non-NULL always.
578 * config/rs6000/rs6000.c: Clean up trailing whitespace.
580 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/i386.h (x86_use_xchgb): New.
583 (TARGET_USE_XCHGB): New macro.
584 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
585 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
586 Split after reload into bswaphi for shifts of 8.
587 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
588 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
589 or when optimizing for size.
591 2007-02-16 Richard Guenther <rguenther@suse.de>
592 Christian Bruel <christian.bruel@st.com>
594 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
595 DECLs but prefer SSA_NAMEs over DECLs.
597 2007-02-16 Richard Guenther <rguenther@suse.de>
599 * tree-flow-inline.h (single_imm_use_p): Remove.
600 (zero_imm_uses_p): Likewise.
601 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
602 instead of single_imm_use_p.
603 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
606 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
609 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
610 nested double- and backquotes.
612 2007-02-15 Roger Sayle <roger@eyesopen.com>
615 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
616 should be unreachable.
617 (build2_stat): Allow construction of MODIFY_EXPR at any time.
618 For the time being redirect GIMPLE_MODIFY_STMT to the new
619 (renamed) build_gimple_modify_stmt_stat.
620 (build2_gimple_stat): Rename to...
621 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
622 Always build a GIMPLE_MODIFY_STMT node.
623 * tree.h (build2_gimple, build2_gimple_stat): Delete.
624 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
627 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
628 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
629 * tree-complex.c (set_component_ssa_name, expand_complex_move,
630 expand_complex_div_wide): Likewise.
631 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
632 * tree-ssa-loop-im.c (schedule_sm): Likewise.
633 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
634 * tree-ssa-loop-manip.c (create_iv): Likewise.
635 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
636 abs_replacement): Likewise.
637 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
638 realify_fake_stores): Likewise.
640 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
641 node rather than a GIMPLE_MODIFY_STMT node.
642 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
643 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
645 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
646 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
649 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
652 * fold-const.c (fold_comparison): Add back the
653 folding of constant complex comparisions.
655 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
658 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
659 effects unknown to this function, return early.
661 2007-02-15 Ian Lance Taylor <iant@google.com>
663 * lower-subreg.c (move_eh_region_note): New static function.
664 (resolve_simple_move): Call it.
665 (decompose_multiword_subregs): Track blocks for which we resolve a
666 simple move which is also a control flow insn. Pass them to
667 find_many_sub_basic_blocks.
668 (pass_lower_subreg): Add TODO_verify_flow.
669 (pass_lower_subreg2): Likewise.
671 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
672 Brooks Moses <brooks.moses@codesourcery.com>
673 Lee Millward <lee.millward@codesourcery.com>
675 * tree.h (enum tree_code_class): Add tcc_vl_exp.
676 (VL_EXP_CLASS_P): New.
677 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
679 (TREE_OPERAND_CHECK_CODE): Likewise.
680 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
681 (TREE_RTL_OPERAND_CHECK): Likewise.
682 (tree_operand_check_failed): Make second parameter the whole tree
683 instead of its code. Fixed callers.
685 (TREE_OPERAND_LENGTH): New.
686 (VL_EXP_OPERAND_LENGTH): New.
688 (CALL_EXPR_STATIC_CHAIN): New.
689 (CALL_EXPR_ARGS): New.
690 (CALL_EXPR_ARG): New.
691 (call_expr_nargs): New.
692 (CALL_EXPR_ARGP): New.
693 (build_nt_call_list): Declare.
694 (build_vl_exp_stat): Declare.
696 (build_call_list): Declare.
697 (build_call_nary): Declare.
698 (build_call_valist): Declare.
699 (build_call_array): Declare.
700 (call_expr_arg): Declare.
701 (call_expr_argp): Declare.
702 (call_expr_arglist): Declare.
703 (fold_build_call_list): Declare.
704 (fold_build_call_list_initializer): Declare.
705 (fold_call_expr): Declare to replace fold_builtin.
706 (fold_builtin_fputs): Update to agree with modified definition.
707 (fold_builtin_strcpy): Likewise.
708 (fold_builtin_strncpy): Likewise.
709 (fold_builtin_memory_chk): Likewise.
710 (fold_builtin_stxcpy_chk): Likewise.
711 (fold_builtin_strncpy_chk): Likewise.
712 (fold_builtin_next_arg): Likewise.
713 (fold_build_call_expr): Declare.
714 (fold_builtin_call_list): Declare.
715 (fold_builtin_call_valist): Declare.
716 (build_call_expr): Declare.
717 (validate_arglist): Update to agree with modified definition.
718 (tree_operand_length): New.
719 (call_expr_arg_iterator): New.
720 (init_call_expr_arg_iterator): New.
721 (next_call_expr_arg): New.
722 (first_call_expr_arg): New.
723 (more_call_expr_args_p): New.
724 (FOR_EACH_CALL_EXPR_ARG): New.
726 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
728 (tree_code_size): Update documentation. Use sizeof (tree) rather
729 than sizeof (char *).
730 (tree_size): Likewise. Add case for tcc_vl_exp.
731 (tree_node_structure): Add case for tcc_vl_exp.
732 (contains_placeholder_p): Likewise.
733 (substitute_in_expr): Likewise.
734 (substitute_placeholder_in_expr): Likewise.
735 (stabilize_reference_1): Likewise.
736 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
737 to diagnose breakage of this interface for constructing CALL_EXPRs.
738 (build_nt): Add similar assertion here.
739 (build_nt_call_list): New.
740 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
741 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
743 (get_callee_fndecl): Use new CALL_EXPR accessors.
744 (tree_operand_check_failed): Change parameters to pass entire node
745 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
746 (process_call_operands): New.
747 (build_vl_exp_stat): New.
748 (build_call_list): New.
749 (build_call_nary): New.
750 (build_call_valist): New.
751 (build_call_array): New.
752 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
753 (call_expr_arglist): New.
755 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
756 tcc_vl_exp instead of a fixed-size tcc_expression.
758 * doc/c-tree.texi (CALL_EXPR): Document new representation and
759 accessors for CALL_EXPRs.
760 (AGGR_INIT_EXPR): Likewise.
762 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
763 Brooks Moses <brooks.moses@codesourcery.com>
764 Lee Millward <lee.millward@codesourcery.com>
766 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
767 (expand_builtin_nonlocal_goto): Change parameter to be entire
768 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
769 (expand_builtin_prefetch): Likewise.
770 (expand_builtin_classify_type): Likewise.
771 (mathfn_built_in): Return NULL_TREE instead of 0.
772 (expand_errno_check): Use new CALL_EXPR accessors.
773 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
774 Return NULL_RTX instead of 0.
775 (expand_builtin_mathfn_2): Likewise.
776 (expand_builtin_mathfn_3): Likewise.
777 (expand_builtin_interclass_mathfn): Likewise.
778 (expand_builtin_sincos): Likewise.
779 (expand_builtin_cexpi): Likewise.
780 (expand_builtin_int_roundingfn): Likewise.
781 (expand_builtin_int_roundingfn_2): Likewise.
782 (expand_builtin_pow): Likewise.
783 (expand_builtin_powi): Likewise.
784 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
785 of arglist, fixing callers appropriately. Use new CALL_EXPR
786 accessors and constructors. Return NULL_RTX instead of 0.
787 (expand_builtin_strstr): Likewise.
788 (expand_builtin_strchr): Likewise.
789 (expand_builtin_strrchr): Likewise.
790 (expand_builtin_strpbrk): Likewise.
791 (expand_builtin_memcpy): Likewise.
792 (expand_builtin_mempcpy): Likewise.
793 (expand_builtin_mempcpy_args): New.
794 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
795 (expand_builtin_memmove_args): New.
796 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
797 (expand_movstr): Likewise.
798 (expand_builtin_strcpy): Likewise.
799 (expand_builtin_strcpy_args): New.
800 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
801 (expand_builtin_strncpy): Likewise.
802 (expand_builtin_memset): Likewise.
803 (expand_builtin_memset_args): New.
804 (expand_builtin_bzero): Similarly to expand_builtin_memset.
805 (expand_builtin_memcmp): Likewise.
806 (expand_builtin_strcmp): Likewise.
807 (expand_builtin_strncmp): Likewise.
808 (expand_builtin_strcat): Likewise.
809 (expand_builtin_strncat): Likewise.
810 (expand_builtin_strspn): Likewise.
811 (expand_builtin_strcspn): Likewise.
812 (expand_builtin_args_info): Likewise.
813 (expand_builtin_va_start): Likewise.
814 (gimplify_va_arg_expr): Likewise.
815 (expand_builtin_va_end): Likewise.
816 (expand_builtin_va_copy): Likewise.
817 (expand_builtin_frame_address): Likewise.
818 (expand_builtin_alloca): Likewise.
819 (expand_builtin_bswap): Likewise.
820 (expand_builtin_unop): Likewise.
821 (expand_builtin_fputs): Likewise.
822 (expand_builtin_expect): Likewise.
823 (expand_builtin_fabs): Likewise.
824 (expand_builtin_copysign): Likewise.
825 (expand_builtin_printf): Likewise.
826 (expand_builtin_fprintf): Likewise.
827 (expand_builtin_sprintf): Likewise.
828 (expand_builtin_init_trampoline): Likewise.
829 (expand_builtin_signbit): Likewise.
830 (expand_builtin_fork_or_exec): Likewise.
831 (expand_builtin_sync_operation): Likewise.
832 (expand_builtin_compare_and_swap): Likewise.
833 (expand_builtin_lock_test_and_set): Likewise.
834 (expand_builtin_lock_release): Likewise.
835 (expand_builtin): Likewise.
836 (builtin_mathfn_code): Likewise.
838 (fold_builtin_constant_p): Pass call arguments individually instead
839 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
840 accessors and constructors. Return NULL_TREE instead of 0.
841 (fold_builtin_expect): Likewise.
842 (fold_builtin_classify_type): Likewise.
843 (fold_builtin_strlen): Likewise.
844 (fold_builtin_nan): Likewise.
845 (integer_valued_real_p): Likewise.
846 (fold_trunc_transparent_mathfn): Likewise.
847 (fold_fixed_mathfn): Likewise.
848 (fold_builtin_cabs): Likewise.
849 (fold_builtin_sqrt): Likewise.
850 (fold_builtin_cbrt): Likewise.
851 (fold_builtin_cos): Likewise.
852 (fold_builtin_cosh): Likewise.
853 (fold_builtin_tan): Likewise.
854 (fold_builtin_sincos): Likewise.
855 (fold_builtin_cexp): Likewise.
856 (fold_builtin_trunc): Likewise.
857 (fold_builtin_floor): Likewise.
858 (fold_builtin_ceil): Likewise.
859 (fold_builtin_round): Likewise.
860 (fold_builtin_int_roundingfn): Likewise.
861 (fold_builtin_bitop): Likewise.
862 (fold_builtin_bswap): Likewise.
863 (fold_builtin_logarithm): Likewise.
864 (fold_builtin_hypot): Likewise.
865 (fold_builtin_pow): Likewise.
866 (fold_builtin_powi): Likewise.
867 (fold_builtin_exponent): Likewise.
868 (fold_builtin_memset): Likewise.
869 (fold_builtin_bzero): Likewise.
870 (fold_builtin_memory_op): Likewise.
871 (fold_builtin_bcopy): Deleted; call site changed to invoke
872 fold_builtin_memory_op directly.
873 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
874 (fold_builtin_strncpy): Likewise.
875 (fold_builtin_memcmp): Likewise.
876 (fold_builtin_strcmp): Likewise.
877 (fold_builtin_strncmp): Likewise.
878 (fold_builtin_signbit): Likewise.
879 (fold_builtin_copysign): Likewise.
880 (fold_builtin_isascii): Likewise.
881 (fold_builtin_toascii): Likewise.
882 (fold_builtin_isdigit): Likewise.
883 (fold_builtin_fabs): Likewise.
884 (fold_builtin_abs): Likewise.
885 (fold_builtin_fmin_fmax): Likewise.
886 (fold_builtin_carg): Likewise.
887 (fold_builtin_classify): Likewise.
888 (fold_builtin_unordered_cmp): Likewise.
890 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
891 New functions split out from fold_builtin_1.
892 (fold_builtin_n): New.
893 (fold_builtin_varargs): New.
894 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
896 (fold_call_expr): New.
897 (build_function_call_expr): Rewrite to use new helper function.
898 (fold_builtin_call_list): New.
899 (build_call_expr): New.
900 (fold_builtin_call_valist): New.
901 (rewrite_call_expr): New.
903 (validate_arglist): Change parameter to be entire CALL_EXPR instead
904 of an arglist. Change return type to bool. Use new CALL_EXPR
907 (fold_builtin_strstr): Pass call arguments individually instead
908 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
909 accessors and constructors. Return NULL_TREE instead of 0.
910 (fold_builtin_strchr): Likewise.
911 (fold_builtin_strrchr): Likewise.
912 (fold_builtin_strpbrk): Likewise.
913 (fold_builtin_strcat): Likewise.
914 (fold_builtin_strncat): Likewise.
915 (fold_builtin_strspn): Likewise.
916 (fold_builtin_strcspn): Likewise.
917 (fold_builtin_fputs): Likewise.
918 (fold_builtin_next_arg): Likewise.
919 (fold_builtin_sprintf): Likewise.
921 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
922 NULL_RTX instead of 0.
923 (expand_builtin_memory_chk): Likewise.
924 (maybe_emit_chk_warning): Likewise.
925 (maybe_emit_sprintf_chk_warning): Likewise.
927 (fold_builtin_object_size): Pass call arguments individually instead
928 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
929 accessors and constructors. Return NULL_TREE instead of 0.
930 (fold_builtin_memory_chk): Likewise.
931 (fold_builtin_stxcpy_chk): Likewise.
932 (fold_builtin_strncpy_chk): Likewise.
933 (fold_builtin_strcat_chk): Likewise.
934 (fold_builtin_strcat_chk): Likewise.
935 (fold_builtin_strncat_chk): Likewise.
936 (fold_builtin_sprintf_chk): Likewise.
937 (fold_builtin_snprintf_chk): Likewise.
938 (fold_builtin_printf): Likewise.
939 (fold_builtin_vprintf): Likewise.
941 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
943 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
944 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
945 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
946 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
947 (fold_unary): Likewise.
948 (fold_binary): Likewise.
949 (fold_ternary): Remove CALL_EXPR case, since they are no longer
951 (fold): Add logic for tcc_vl_exp.
952 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
953 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
954 (fold_build3_stat): Add assertion to flag broken interface for
955 constructing CALL_EXPRs.
956 (fold_build_call_list): New.
957 (fold_build_call_list_initializer): New.
958 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
960 (fold_strip_sign_ops): Likewise.
962 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
963 Brooks Moses <brooks.moses@codesourcery.com>
964 Lee Millward <lee.millward@codesourcery.com>
966 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
967 accessors and dump arguments explicitly.
969 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
971 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
973 (print_call_name): Use new CALL_EXPR accessors.
975 * print-tree.c (print_node): Add case tcc_vl_exp. Print
976 CALL_EXPR arguments explicitly instead of as a list. Use
977 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
979 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
980 (vrp_visit_stmt): Likewise.
982 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
983 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
985 (force_move_till_expr): Likewise.
987 * targhooks.c (default_external_stack_protect_fail): Use
988 build_call_expr instead of build_function_call_expr.
989 (default_hidden_stack_protect_fail): Likewise.
991 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
994 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
995 and walk arguments explicitly.
997 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
998 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
999 (expand_simple_operations): Likewise.
1000 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1002 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1003 of TREE_CODE_LENGTH.
1004 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1006 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1007 instead of TREE_CODE_LENGTH.
1009 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1010 (tree_ic_transform): Likewise.
1011 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1012 parameter instead of arglist. Fix callers.
1013 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1014 (tree_stringops_transform): Likewise.
1015 (tree_indirect_call_to_profile): Likewise.
1016 (tree_stringops_values_to_profile): Likewise.
1018 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1019 (eliminate_tail_call): Likewise.
1021 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1023 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1024 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1026 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1028 * omp-low.c (build_omp_barrier): Use build_call_expr.
1029 (lower_rec_input_clauses): Likewise.
1030 (lower_reduction_clauses): Likewise.
1031 (expand_parallel_call): Likewise.
1032 (maybe_catch_exception): Likewise.
1033 (expand_omp_for_generic): Likewise.
1034 (expand_omp_for_static_nochunk): Likewise.
1035 (expand_omp_sections): Likewise.
1036 (lower_omp_single_simple): Likewise.
1037 (lower_omp_single_copy): Likewise.
1038 (lower_omp_master): Likewise.
1039 (lower_omp_ordered): Likewise.
1040 (lower_omp_critical): Likewise.
1042 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1043 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1045 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1046 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1047 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1049 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1050 and generalize to handle any number of operands.
1051 (chrec_contains_undetermined): Likewise.
1052 (tree_contains_chrecs): Likewise.
1053 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1055 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1057 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1058 fold_call_expr instead of fold_builtin.
1059 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1060 match declarations there.
1061 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1064 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1065 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1067 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1068 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1070 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1073 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1074 (execute_cse_sincos): Use new CALL_EXPR accessors.
1076 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1078 * gimple-low.c (lower_function_body): Use build_call_expr.
1079 (lower_builtin_setjmp): Likewise.
1081 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1082 (set_storage_via_libcall): Likewise.
1083 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1084 instead of TREE_CODE_LENGTH.
1085 (expand_expr_real_1): Use new CALL_EXPR accessors.
1087 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1088 generalize to handle any number of operands.
1089 (TB_parent_eq): Likewise.
1091 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1092 (strip_builtin_expect): Likewise.
1094 * function.c (gimplify_parameters): Use build_call_expr.
1096 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1097 instead of TREE_CODE_LENGTH.
1099 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1100 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1102 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1105 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1106 (gimplify_decl_expr): Likewise.
1107 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1108 Use new CALL_EXPR iterators.
1109 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1110 (gimplify_modify_expr_to_memset): Likewise.
1111 (gimplify_variable_sized_compare): Likewise.
1112 (gimplify_omp_atomic_fetch_op): Likewise.
1113 (gimplify_omp_atomic_pipeline): Likewise.
1114 (gimplify_omp_atomic_mutex): Likewise.
1115 (gimplify_function_tree): Likewise.
1117 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1118 (call_expr_flags): Likewise.
1119 (expand_call): Likewise.
1121 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1122 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1125 * coverage.c (create_coverage): Use build_call_expr.
1127 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1128 (temp_call_expr_obstack): New.
1129 (pool_copy_list): Delete.
1130 (temp_copy_call_expr): New.
1131 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1132 CALL_EXPR accessors. Get rid of special goo for copying argument
1133 lists and use temp_copy_call_expr instead.
1134 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1135 CALL_EXPR accessors.
1136 (create_expression_by_pieces): Likewise. Use build_call_array
1137 to construct the result instead of fold_build3.
1138 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1139 dealing with argument lists.
1140 (init_pre): Remove references to expression_node_pool and
1141 list_node_pool. Init temp_call_expr_obstack instead.
1142 (fini_pre): Remove references to expression_node_pool and
1145 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1146 and walk arguments explicitly instead of as a list.
1148 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1149 (mx_register_decls): Likewise.
1150 (mudflap_register_call): Likewise.
1151 (mudflap_finish_file): Likewise.
1153 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1154 (ipa_callsite_compute_param): Likewise.
1156 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1157 accessors and constructor.
1159 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1160 accessors and constructor.
1161 (convert_tramp_reference): Likewise.
1162 (convert_call_expr): Likewise.
1163 (finalize_nesting_tree_1): Likewise.
1165 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1168 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1170 * tree-inline.c (initialize_inlined_parameters): Pass entire
1171 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1173 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1174 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1176 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1177 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1178 (vectorizable_reduction): Likewise.
1179 (vectorizable_call): Use new CALL_EXPR iterators.
1180 (vectorizable_conversion): Use build_call_expr.
1181 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1182 (vect_gen_widened_results_half): Use build_call_expr.
1183 (vect_setup_realignment): Likewise.
1184 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1186 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1187 (pass_through_call): Likewise.
1188 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1191 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1192 (tree_gen_pow2_profiler): Likewise.
1193 (tree_gen_one_value_profiler): Likewise.
1194 (tree_gen_ic_func_profiler): Likewise.
1195 (tree_gen_average_profiler): Likewise.
1196 (tree_gen_ior_profiler): Likewise.
1198 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1199 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1200 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1202 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1203 of TREE_CODE_LENGTH.
1205 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1206 of TREE_CODE_LENGTH.
1208 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1210 (convert_to_integer): Likewise.
1212 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1215 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1216 Brooks Moses <brooks.moses@codesourcery.com>
1217 Lee Millward <lee.millward@codesourcery.com>
1219 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1221 * config/frv/frv.c (frv_expand_builtin): Likewise.
1222 * config/s390/s390.c (s390_expand_builtin): Likewise.
1224 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1225 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1227 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1228 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1229 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1230 (ix86_expand_store_builtin): Likewise.
1231 (ix86_expand_unop_builtin): Likewise.
1232 (ix86_expand_unop1_builtin): Likewise.
1233 (ix86_expand_sse_compare): Likewise.
1234 (ix86_expand_sse_comi): Likewise.
1235 (ix86_expand_vec_init_builtin): Likewise.
1236 (ix86_expand_vec_ext_builtin): Likewise.
1237 (ix86_expand_vec_set_builtin): Likewise.
1238 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1240 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1241 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1243 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1244 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1245 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1247 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1249 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1250 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1251 arglist. Use new CALL_EXPR accessors. Fix callers.
1252 (altivec_expand_abs_builtin): Likewise.
1253 (rs6000_expand_binop_builtin): Likewise.
1254 (altivec_expand_predicate_builtin): Likewise.
1255 (altivec_expand_lv_builtin): Likewise.
1256 (spe_expand_stv_builtin): Likewise.
1257 (altivec_expand_stv_builtin): Likewise.
1258 (rs6000_expand_ternop_builtin): Likewise.
1259 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1260 (altivec_expand_st_builtin): Likewise.
1261 (altivec_expand_dst_builtin): Likewise.
1262 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1263 arglist. Use new CALL_EXPR accessors. Fix callers.
1264 (altivec_expand_vec_set_builtin): Likewise.
1265 (altivec_expand_vec_ext_builtin): Likewise.
1266 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1267 (spe_expand_builtin): Likewise.
1268 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1269 arglist. Use new CALL_EXPR accessors. Fix callers.
1270 (spe_expand_evsel_builtin): Likewise.
1271 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1272 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1274 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1275 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1276 (arm_expand_unop_builtin): Likewise.
1277 (arm_expand_builtin): Use new CALL_EXPR accessors.
1279 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1282 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1283 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1284 (bfin_expand_unop_builtin): Likewise.
1285 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1287 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1288 Brooks Moses <brooks.moses@codesourcery.com>
1289 Lee Millward <lee.millward@codesourcery.com>
1291 * c-semantics.c (build_stmt): Add internal diagnostic check.
1293 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1294 accessors. Print arguments explicitly instead of as a list.
1296 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1298 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1299 (c_finish_omp_flish): Likewise.
1301 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1302 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1303 instead of TREE_CODE_LENGTH.
1304 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1305 (c_warn_unused_result): Likewise.
1307 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1310 * doc/invoke.texi (Warning Options): Remove
1311 -Werror-implicit-function-declaration.
1312 (Wimplicit-function-declaration): Update description.
1313 * opts.c (common_handle_option): Move handling of -Werror=* to...
1314 (enable_warning_as_error): ...here.
1315 * opts.h (enable_warning_as_error): Declare.
1316 * c-decl.c (implicit_decl_warning): Unless
1317 -Wno-implicit-function-declaration is given, emit a pedwarn if
1318 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1319 * c.opt (Wimplicit-function-declaration): Replace
1320 mesg_implicit_function_declaration with
1321 warn_implicit_function_declaration.
1322 * c-opts.c (c_common_handle_option):
1323 -Werror-implicit-function-declaration is exactly equal as
1324 -Werror=implicit-function-declaration.
1325 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1326 warn_implicit_function_declaration.
1327 (c_common_post_options): -Wimplict-function-declaration is enabled
1328 by default by -std=c99, otherwise is disabled by default.
1329 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1331 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1333 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1334 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1335 former is ignored but not the latter.
1337 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1339 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1340 is made and the reference doesn't use the alias set of its type,
1341 do not create the temporary using that type.
1343 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1345 * jump.c: Remove prototypes for delete_computation and
1346 delete_prior_computation.
1348 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1350 * jump.c (get_label_after): Delete.
1351 (get_label_before, delete_computation, delete_jump,
1352 delete_prior_computation, follow_jumps): Move...
1353 * reorg.c (delete_computation, delete_prior_computation): ... here...
1354 (get_label_before, delete_jump): ... making these static ...
1355 (follow_jumps): ... and simplifying this since it only runs after
1357 * rtl.h (get_label_after, get_label_before, delete_jump,
1358 follow_jumps): Delete prototypes.
1360 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1362 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1364 2007-02-15 Nick Clifton <nickc@redhat.com>
1366 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1367 order to prevent it from being munged by the target.
1369 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1371 * config/i386/i386.md: Remove misleading comment.
1373 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1375 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1376 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1379 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1381 * tree-sra.c (instantiate_missing_elements): Canonicalize
1383 (sra_build_assignment): New.
1384 (generate_copy_inout, generate_element_copy,
1385 generate_element_zero, generate_one_element_init): Use it.
1387 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1389 * tree-sra.c (instantiate_missing_elements): Canonicalize
1391 (sra_build_assignment): New.
1392 (generate_copy_inout, generate_element_copy,
1393 generate_element_zero, generate_one_element_init): Use it.
1395 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1397 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1400 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1402 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1403 types as aggregates not scalars.
1404 * function.c (assign_stack_temp_for_type): Likewise.
1406 2007-02-14 Roger Sayle <roger@eyesopen.com>
1407 Zdenek Dvorak <dvorakz@suse.cz>
1409 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1412 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1414 * passes.c (next_pass_1): Clear the next field of the copied
1417 2007-02-14 Richard Henderson <rth@redhat.com>
1419 * tree-sra.c (early_sra): New.
1420 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1421 (tree_sra_early, pass_sra_early): New.
1422 * tree-pass.h (pass_sra_early): Declare.
1423 * passes.c (init_optimization_passes): Use it.
1425 2007-02-14 Richard Guenther <rguenther@suse.de>
1427 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1429 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1431 PR tree-optimization/30771
1432 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1434 (vect_analyze_operations): Induction phis can now be marked as
1436 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1437 Update documentation accordingly.
1439 2007-02-14 Nick Clifton <nickc@redhat.com>
1441 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1442 most 3 arguments are supported.
1443 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1445 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1447 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1448 Ensure dst->current is valid.
1450 2007-02-13 Paul Brook <paul@codesourcery.com>
1452 * config.gcc: Add arm*-*-uclinux-*eabi.
1453 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1454 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1455 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1456 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1457 (LINK_SPEC): Define.
1459 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1461 * config/arm/uclinux-eabi.h: New file.
1462 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1463 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1466 2007-02-13 Ian Lance Taylor <iant@google.com>
1468 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1469 * flags.h (warn_strict_overflow): Declare.
1470 (enum warn_strict_overflow_code): Define.
1471 (issue_strict_overflow_warning): New static inline function.
1472 * opts.c (warn_strict_overflow): New variable.
1473 (common_handle_option): Handle OPT_Wstrict_overflow and
1474 OPT_Wstrict_overflow_.
1475 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1477 * fold-const.c: Include intl.h.
1478 (fold_deferring_overflow_warnings): New static variable.
1479 (fold_deferred_overflow_warning): New static variable.
1480 (fold_deferred_overflow_code): New static variable.
1481 (fold_defer_overflow_warnings): New function.
1482 (fold_undefer_overflow_warnings): New function.
1483 (fold_undefer_and_ignore_overflow_warnings): New function.
1484 (fold_deferring_overflow_warnings_p): New function.
1485 (fold_overflow_warning): New static function.
1486 (make_range): Add strict_overflow_p parameter. Change all
1488 (extract_muldiv, extract_muldiv_1): Likewise.
1489 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1490 tree_expr_nonnegative_p.
1491 (fold_negate_expr): Call fold_overflow_warning.
1492 (fold_range_test): Likewise.
1493 (fold_comparison): Likewise.
1494 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1495 instead of tree_expr_nonnegative_p.
1496 (tree_expr_nonnegative_warnv_p): Rename from
1497 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1498 (tree_expr_nonnegative_p): New function.
1499 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1500 strict_overflow_p parameter.
1501 (tree_expr_nonzero_p): New function.
1502 * passes.c (verify_interpass_invariants): New static function.
1503 (execute_one_pass): Call it.
1504 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1506 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1507 (estimate_numbers_of_iterations): Likewise.
1508 (scev_probably_wraps_p): Likewise.
1509 * tree-ssa-ccp.c: Include "toplev.h".
1510 (evaluate_stmt): Defer fold overflow warnings until we know we are
1512 (struct fold_stmt_r_data): Add stmt field.
1513 (fold_stmt_r): Defer fold overflow warnings until we know we
1515 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1516 (fold_stmt_inplace): Likewise.
1517 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1518 (cleanup_control_expr_graph): Defer fold overflow warnings until
1519 we know we are going to optimize.
1520 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1521 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1523 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1524 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1525 * tree-ssa-loop-manip.c (create_iv): Likewise.
1526 * c-typeck.c (build_conditional_expr): Likewise.
1527 (build_binary_op): Likewise.
1528 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1529 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1530 (extract_range_from_unary_expr): Likewise.
1531 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1532 assuming that signed overflow does not occur.
1533 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1534 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1535 (fold_defer_overflow_warnings): Declare.
1536 (fold_undefer_overflow_warnings): Declare.
1537 (fold_undefer_and_ignore_overflow_warnings): Declare.
1538 (fold_deferring_overflow_warnings_p): Declare.
1539 (tree_expr_nonzero_warnv_p): Declare.
1540 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1542 (Warning Options): Document -Wstrict-overflow.
1543 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1544 (tree-ssa-ccp.o): Likewise.
1545 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1546 (fold-const.o): Depend on intl.h.
1548 2007-02-13 Ian Lance Taylor <iant@google.com>
1551 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1554 2007-02-13 Stuart Hastings <stuart@apple.com>
1556 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1558 2007-02-13 Richard Henderson <rth@redhat.com>
1560 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1561 handled_component_p before looking for the indirect_ref.
1563 2007-02-13 Richard Henderson <rth@redhat.com>
1565 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1566 remove flags clobber.
1567 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1568 (bswaphi_lowpart): New.
1569 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1570 remove TARGET_BSWAP test. Delete expander of the same name.
1572 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1573 (expand_unop): Use them.
1575 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1578 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1579 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1580 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1581 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1582 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1583 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1584 assembler dialect choice from asm templates.
1586 2007-02-12 Richard Henderson <rth@redhat.com>
1588 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1589 (fixuns_trunc<SSEMODEF>si2): Use it.
1590 * config/i386/sse.md (vec_setv4sf_0): Export.
1591 * config/i386/i386.c (ix86_build_const_vector): Export.
1592 (ix86_split_convert_uns_si_sse): Rename from
1593 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1594 * config/i386/i386-protos.h: Update.
1596 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1599 * c-typeck.c (c_finish_return): Improve warning message.
1601 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1603 * alias.c (find_symbolic_term): Delete unused function.
1605 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1607 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1608 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1609 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1611 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1613 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1614 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1615 the function, temporarily point the debug interface to the null one.
1617 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1619 * dwarf2out.c (round_up_to_align): New static function.
1620 (field_byte_offset): Use it to round the offset.
1622 2007-02-12 Richard Henderson <rth@redhat.com>
1624 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1625 (inswl_const): Export.
1627 2007-02-12 Richard Henderson <rth@redhat.com>
1629 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1630 result mode of the libcall, convert back to outmode.
1632 2007-02-12 Roger Sayle <roger@eyesopen.com>
1634 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1635 (bswapdi2): New define_expand to implement 32-bit implementation.
1637 2007-02-12 Nick Clifton <nickc@redhat.com>
1639 * doc/invoke.texi (Overall Options): Document --help=.
1640 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1641 (cc1_options): Pass --help= on to cc1.
1642 (display_help): Add description of --help=.
1643 (process_command): Add code to handle --help=. Allow translated
1644 --help and --target-help switches to be passed on to compiler
1646 (main): Remove unused if statement.
1647 * opts.c (columns): Remove.
1648 (LEFT_COLUMN): Define.
1649 (wrap_help): Add columns argument.
1650 (print_filtered_help): Change parameters to be an include bitmask,
1651 an exclude bitmask, an any bitmask and the column width. Move the
1652 code to display the params list here. Add code to display the
1653 status of options rather than their descriptions if the quiet flag
1655 (print_specific_help): Change parameters to be an include bitmask,
1656 an exclude bitmask and an any bitmask. Move code to look up the
1657 column width here. Decide upon the title for an options listing.
1658 (common_handle_options): Add code to handle --help=. Adapt code
1659 for --help and --target-help to use the revised form of the
1660 print_specific_help function.
1661 (print_help): Delete.
1662 (print_param_help): Delete.
1663 (print_switch): Delete.
1664 * opts.h (cl_lang_count): Add prototype.
1665 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1666 CL_MAX_OPTION_CLASS): New defines.
1667 * optc-gen.awk: Add construction of cl_lang_count.
1668 * c.opt: Add Warning attribute to warning options and Optimization
1669 attribute to optimization options.
1670 * common.opt: Likewise.
1672 Add -fhelp and -ftarget-help as aliases for the transformed --help
1673 and --target-help options.
1674 * opt-functions.awk: Add code to handle Warning and Optimization
1677 2007-02-12 Richard Henderson <rth@redhat.com>
1679 * config/alpha/constraints.md: New file.
1680 * config/alpha/alpha.c: Include tm-constrs.h.
1681 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1682 alpha_extra_constraint): Remove.
1683 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1684 * config/alpha/alpha-protos.h: Update.
1685 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1686 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1687 (EXTRA_CONSTRAINT): Remove.
1688 * config/alpha/alpha.md: Include constraints.md.
1689 (adddi splitter): Use satisfies_constraint_*.
1690 * config/alpha/predicates.md (add_operand): Likewise.
1691 (sext_add_operand, addition_operation): Likewise.
1693 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1695 PR tree-optimization/29145
1696 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1697 in our handling of restrict qualified pointers.
1699 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1702 * doc/invoke.texi (Wunused-value): Update description.
1703 (Wextra): Delete item.
1704 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1705 value of Wunused-value.
1706 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1707 (c_finish_stmt_expr): Don't check extra_warnings.
1708 (emit_side_effect_warnings): The caller is responsible to check
1711 2007-02-11 Roger Sayle <roger@eyesopen.com>
1712 Matt Thomas <matt@3am-software.com>
1714 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1716 2007-02-11 Roger Sayle <roger@eyesopen.com>
1718 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1719 comparisons of POPCOUNT against zero.
1720 (simplify_const_relational_operation): Likewise.
1722 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1724 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1726 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1728 * dwarf2out.c (root_type): Delete unused function.
1730 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1732 * genattrtab.c (contained_in_p): Delete unused function.
1733 (write_expr_attr_cache): Likewise.
1735 2007-02-11 Jan Hubicka <jh@suse.cz>
1737 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1740 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1742 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1743 to add the REG_EQ* note.
1744 * see.c (see_merge_one_use_extension): Likewise.
1745 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1746 turn REG_EQUAL notes into REG_EQUIV notes if the target
1747 register may have more than one set.
1748 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1749 * gcse.c (try_replace_reg): Likewise.
1750 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1751 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1752 more than one REG_EQUIV note.
1753 * reload1.c (gen_reload): Use set_unique_reg_note.
1755 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1758 (ix86_builtin_conversion): New function.
1760 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1763 * tree.h (DECL_REPLACEABLE_P): New macro.
1764 * except.c (set_nothrow_function_flags): Likewise.
1766 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1767 Ira Rosen <irar@il.ibm.com>
1768 Dorit Nuzman <dorit@il.ibm.com>
1770 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1771 * targhooks.c (default_builtin_vectorized_conversion): New.
1772 * targhooks.h (default_builtin_vectorized_function): New declaration.
1773 * target.h (struct vectorize): Add builtin_conversion field.
1774 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1775 stmt_vec_info_type value.
1776 (vectorizable_conversion): New declaration.
1777 * tree-vect-analyze.c (vect_analyze_operations): Add
1778 vectorizable_conversion call.
1779 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1780 * tree-vect-transform.c (vectorizable_conversion): New function.
1781 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1782 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1784 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1785 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1786 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1787 or ALTIVEC_BUILTIN_VCFSX.
1789 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1792 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1793 CONST_DOUBLE and operand 0 is a hard register.
1794 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1795 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1796 is a hard floating-point register.
1798 2007-02-10 Richard Henderson <rth@redhat.com>
1799 Jakub Jelinek <jakub@redhat.com>
1800 Alexandre Oliva <aoliva@redhat.com>
1802 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1803 * builtin-types.def (BT_WORD): Make unsigned.
1804 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1805 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1806 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1807 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1808 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1809 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1811 * expr.c (emutls_var_address): New.
1812 (expand_expr_real_1): Expand emulated tls.
1813 (expand_expr_addr_expr_1): Likewise.
1814 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1815 * output.h (emutls_finish): Declare.
1816 * toplev.c (compile_file): Call it.
1817 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1818 address before wrapping in CONST.
1819 * varasm.c (emutls_htab, emutls_object_type): New.
1820 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1821 (get_emutls_object_name, get_emutls_object_type): New.
1822 (get_emutls_init_templ_addr, emutls_decl): New.
1823 (emutls_common_1, emutls_finish): New.
1824 (assemble_variable): When emulating tls, swap decls; generate
1825 constructor for the emutls objects.
1826 (do_assemble_alias): When emulating tls, swap decl and target name.
1827 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1829 * varpool.c (decide_is_variable_needed): Look at force_output.
1830 Recurse for emulated tls.
1831 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1832 with decide_is_variable_needed.
1833 * emutls.c: New file.
1834 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1835 tls_object for real tls.
1837 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1839 PR rtl-optimization/29599
1840 * reload1.c (eliminate_regs_in_insn): Take the destination
1841 mode into account when computing the offset.
1843 2007-02-09 Stuart Hastings <stuart@apple.com>
1844 Richard Henderson <rth@redhat.com>
1846 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1847 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1848 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1849 fixuns_truncdfhi2): New.
1850 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1851 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1852 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1853 (floatunssidf2): Allow nonimmediate source.
1854 * gcc/config/i386/sse.md (movdi_to_sse): New.
1855 (vec_concatv2di): Drop '*'.
1856 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1857 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1858 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1860 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1861 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1862 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1863 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1864 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1865 ix86_build_const_vector.
1866 (x86_emit_floatuns): Rewrite.
1868 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1870 * genautomata.c (longest_path_length): Delete unused function.
1871 (struct state): Delete unused longest_path_length.
1872 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1873 (get_free_state): Delete unused.
1875 2007-02-09 Jan Hubicka <jh@suse.cz>
1877 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1878 * doc/invoke.texi (inline-unit-growth): Update default value.
1880 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1881 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1882 (rebuild_cgraph_edges): Likewise.
1883 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1884 (dump_cgraph_node): Dump frequencies.
1885 (cgraph_clone_edge): Add frequency scales.
1886 (cgraph_clone_node): Add freuqnecy.
1887 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1888 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1889 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1890 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1891 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1892 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1893 (save_inline_function_body): Likewise.
1894 * ipa-inline.c: inluce rtl.h
1895 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1896 (cgraph_edge_badness): Use frequencies.
1897 (cgraph_decide_recursive_inlining): Update clonning.
1898 (cgraph_decide_inlining_of_small_function): Dump frequency.
1899 * predict.c (estimate_bb_frequencies): Export.
1900 * predict.h (estimate_bb_frequencies): Declare.
1901 * tree-inline.c (copy_bb): Watch overflows.
1902 (expand_call_inline): Update call of cgraph_create_edge.
1903 (optimize_inline_calls): Use TODO flags to update frequnecies.
1904 * passes.h: Include predict.h
1905 (init_optimization_passes): Move profile ahead.
1906 (execute_function_todo): Handle TODO_rebuild_frequencies.
1908 2007-02-09 Roger Sayle <roger@eyesopen.com>
1910 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1911 the insbl or inswl pattern into a register.
1913 2007-02-09 Roger Sayle <roger@eyesopen.com>
1915 * config/ia64/ia64.md (bswapdi2): New define_insn.
1917 2007-02-09 Richard Henderson <rth@redhat.com>
1919 * config/i386/constraints.md (Ym): New constraint.
1920 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1921 (movdi_1_rex64): Split sse and xmm general register moves from
1922 memory move alternatives. Use conditional register constraints.
1923 (movsf_1, movdf_integer): Likewise.
1924 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1925 (movdf_integer_rex64): New.
1926 (pushsf_rex64): Fix output constraints.
1927 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1928 (sse2_stored): Likewise.
1929 (sse2_storeq_rex64): New.
1930 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1931 amd and not generic.
1932 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1933 for optimize_size. Remove SF/DFmode hack.
1935 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1937 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1940 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1941 Richard Sandiford <richard@codesourcery.com>
1943 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1944 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1945 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1946 m68k/t-mlib to tmake_file.
1947 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1948 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1949 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1950 Allow it to be cf or m68k. Set m68k_arch_family. If that
1951 variable is not empty, add t-$m68k_arch_family to tmake_file.
1952 Add t-mlibs to tmake_file.
1953 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1954 * config/m68k/t-cf: New file.
1955 * config/m68k/t-m68k: Likewise.
1956 * config/m68k/t-mlibs: Likewise.
1957 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1958 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1959 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1960 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1961 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1963 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1964 (INSTALL_LIBGCC): Delete.
1965 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1966 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1967 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1968 (M68K_MLIB_CPU): Define.
1969 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1970 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1971 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1973 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1974 Richard Guenther <rguenther@suse.de>
1977 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1978 against INT_MIN/INT_MAX.
1979 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1980 file if a loop is removed.
1982 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1984 * calls.c (store_one_arg): Pass correct alignment to
1985 emit_push_insn for non-BLKmode values.
1986 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1987 unaligned stack slot via a suitably aligned slot.
1989 2007-02-08 DJ Delorie <dj@redhat.com>
1991 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1993 (legal_subregs): Use unsigned char, make const.
1994 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1996 2007-02-08 Paul Brook <paul@codesourcery.com>
1998 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1999 special interworking needed.
2001 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2003 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2004 conditional to __SSE2__.
2005 (Entries below should have been added to first ChangeLog
2006 entry for amdfam10 dated 2007-02-05)
2007 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2009 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2011 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2014 2007-02-08 DJ Delorie <dj@redhat.com>
2016 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2017 * config/m32c/m32c.c (legal_subregs): New.
2018 (m32c_illegal_subreg_p): New.
2019 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2020 unsupported subregs of hard regs.
2022 2007-02-08 Jan Hubicka <jh@suse.cz>
2024 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2025 the same one; always update histograms.
2027 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2029 * passes.c (init_optimization_passes): Tidy comment.
2031 2007-02-08 Roger Sayle <roger@eyesopen.com>
2033 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2034 strip zero_extend, bswap and rotates from POCOUNT's argument.
2035 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2036 zero_extend and rotates from PARITY's argument.
2037 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2038 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2039 of an integer constant at compile-time.
2041 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2044 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2046 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2049 * tree-ssa-live.c (remove_unused_locals): Do not remove
2050 TREE_ADDRESSABLE variables.
2051 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2052 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2053 FOR_CLOBBER. Update all users.
2054 If VAR has an associated alias set, add a virtual operand for
2055 it if no alias is found to conflict with the memory reference.
2057 2007-02-07 Jan Hubicka <jh@suse.cz>
2058 Robert Kidd <rkidd@crhc.uiuc.edu>
2060 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2062 2007-02-07 Ian Lance Taylor <iant@google.com>
2064 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2066 2007-02-07 Roger Sayle <roger@eyesopen.com>
2068 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2069 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2070 tablejumpdi, movsi_to_cr_one): Remove constraints from
2071 define_expand's match_operands.
2073 2007-02-07 Roger Sayle <roger@eyesopen.com>
2075 * global.c (compute_regsets): Move declatation of "i" inside of
2076 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2078 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2081 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2082 of INDIRECT_REF <RESULT_DECL>.
2084 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2086 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2087 Kaz Kojima <kkojima@gcc.gnu.org>
2090 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2092 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2094 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2096 * doc/loop.texi: Document possibility not to perform disambiguation
2097 of loops with multiple latches.
2098 * cfgloopmanip.c (alp_enum_p): Removed.
2099 (add_loop): Handle subloops. Use get_loop_body_with_size.
2100 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2101 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2102 the new forwarder block.
2103 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2104 Handle the case latch is NULL.
2105 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2106 when marking loop exits.
2107 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2109 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2110 disambiguate_loops_with_multiple_latches.
2111 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2112 before fix_loop_structure.
2113 * cfgloop.c: Include pointer-set.h and output.h.
2114 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2115 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2116 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2117 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2118 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2119 disambiguate_multiple_latches, get_loop_body_with_size,
2120 disambiguate_loops_with_multiple_latches): New functions.
2121 (flow_loop_dump): Dump multiple latch edges.
2122 (flow_loop_nodes_find): Handle loops with multiple latches.
2123 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2124 (glb_enum_p): Modified.
2125 (get_loop_body): Use get_loop_body_with_size.
2126 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2127 (AVOID_CFG_MODIFICATIONS): New constant.
2128 (disambiguate_loops_with_multiple_latches, add_loop,
2129 get_loop_body_with_size): Declare.
2130 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2132 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2135 * global.c (compute_regsets): New function.
2136 (global_alloc): Refactored ELIMINABLE_REGSET
2137 and NO_GLOBAL_ALLOC_REGS computation out.
2138 (rest_of_handle_global_alloc): Call compute_regsets()
2139 for non-optimizing case.
2141 2007-02-06 Richard Henderson <rth@redhat.com>
2143 * config/i386/constraints.md (Y2): Rename from Y.
2144 (Yi): New constraint.
2145 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2146 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2147 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2148 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2149 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2150 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2151 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2152 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2153 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2154 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2155 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2156 vec_extractv2si_1): Change Y constraints to Y2.
2157 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2158 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2159 Change Y constraints to Y2.
2160 (sse2_loadld): Change Y constraints to x.
2162 2007-02-06 Roger Sayle <roger@eyesopen.com>
2164 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2165 (parity<mode>2): New define_expand using rs6000_emit_parity.
2166 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2167 rs6000_emit_parity): New functions.
2168 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2169 rs6000_emit_parity): Prototype here.
2171 2007-02-06 Ian Lance Taylor <iant@google.com>
2173 * lower-subreg.c (simple_move_operand): Reject CONST.
2174 (resolve_clobber): Call validate_change rather than directly
2175 assigning to XEXP (pat, 0).
2177 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2179 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2180 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2181 (tree-cfg.o): Remove hashtab.h dependency.
2183 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2184 (struct ivopts_data): Change niters to pointer_map_t.
2185 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2186 (niter_for_exit): Create pointer_map on demand. Change for
2188 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2189 (free_loop_data): Destroy data->niters if created and reset field.
2190 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2191 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2193 * tree-ssa-reassoc.c: Include pointer-set.h.
2194 (bb_rank): Change to long *.
2195 (operand_rank): Change to pointer_map_t.
2196 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2197 (insert_operand_rank): Accept long.
2198 (operand_entry_hash, operand_entry_eq): Remove.
2199 (get_rank): Return long. Adjust for changes above.
2200 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2202 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2204 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2205 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2206 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2208 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2209 directly since it cannot be NULL.
2210 (get_vi_for_tree): Rewrite for pointer_map API.
2211 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2212 (init_alias_vars): Create vi_for_tree as pointer_map.
2213 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2215 * tree-cfg.c: Don't include hashtab.h.
2216 (edge_to_cases): Declare as pointer_map.
2217 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2219 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2220 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2221 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2223 (record_switch_edge): Delete.
2224 (get_cases_for_edge): Adjust for pointer_map API, inline
2225 record_switch_edge (rewritten for new API), remove goto.
2227 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2229 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2230 * tree-nested.c: Include pointer-set.h.
2231 (var_map_elt, var_map_eq, var_map_hash): Delete.
2232 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2234 (nesting_info_bitmap_obstack): New.
2235 (lookup_field_for_decl): Adjust for pointer_map API.
2236 (lookup_tramp_for_decl): Adjust for pointer_map API.
2237 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2238 (get_local_debug_decl): Adjust for pointer_map API.
2239 (convert_nl_goto_reference): Adjust for pointer_map API.
2240 (convert_nl_goto_receiver): Adjust for pointer_map API.
2241 (create_nesting_tree): Create outside GGC space. Create bitmap on
2242 the new obstack. Create field_map and var_map as pointer_maps.
2243 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2245 (lower_nested_functions): Move root here, no need to NULL it.
2246 Initialize and release the obstack.
2248 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2250 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2251 Remove prototypes and make them non-static.
2252 (struct tree_int_map): Remove.
2253 * tree.h (struct tree_int_map): Move here, turning TO into an
2255 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2257 * tree.h (TREE_COMPLEXITY): Remove.
2258 (struct tree_exp): Remove complexity field.
2259 * tree.c (build1_stat): Don't set it.
2261 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2262 Victor Kaplansky <victork@il.ibm.com>
2264 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2265 (vect_is_simple_reduction): Support reduction with induction as
2266 one of the operands.
2267 (vect_is_simple_iv_evolution): Fix formatting.
2268 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2269 formatting. Don't mark induction phis for vectorization.
2270 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2271 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2272 (vect_get_vec_def_for_operand): Support induction.
2273 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2275 (vectorizable_reduction): Support reduction with induction as one of
2277 (vectorizable_type_demotion): Use def-type of stmt argument rather
2278 than dummy def-type.
2280 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2281 flag_tree_scev_cprop.
2282 * common.opt (tree-scev-cprop): New flag.
2284 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2285 call to vect_get_new_vect_var.
2287 2007-02-06 Ira Rosen <irar@il.ibm.com>
2289 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2290 vectype is not NULL.
2291 (vect_pattern_recog_1): Likewise.
2293 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2295 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2296 (fold_negate_expr): Likewise.
2298 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2301 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2302 even if cv-qualification is the same.
2304 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2306 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2307 __enable_execute_stack on completion.
2309 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2311 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2312 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2313 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2314 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2315 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2316 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2317 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2318 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2320 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2322 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2323 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2324 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2325 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2326 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2327 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2328 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2329 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2330 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2331 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2332 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2333 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2334 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2335 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2336 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2337 sqrtextenddfxf2_i387): Added amdfam10_decode.
2339 * config/i386/athlon.md (athlon_idirect_amdfam10,
2340 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2341 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2342 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2343 athlon_ivector_store_amdfam10): New define_insn_reservation.
2344 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2349 * config/i386/athlon.md (athlon_call_amdfam10,
2350 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2351 define_insn_reservation.
2352 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2353 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2354 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2358 * config/i386/athlon.md (athlon_sseld_amdfam10,
2359 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2360 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2362 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2364 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2365 define_insn_reservation.
2366 * config/i386/i386.md (sseins): Added sseins to define_attr type
2367 and define_attr unit.
2368 * config/i386/sse.md: Set type attribute to sseins for insertq
2371 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2373 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2374 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2375 ssecomi_load_amdfam10, ssecomi_amdfam10,
2376 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2377 define_insn_reservation.
2378 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2380 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2382 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2383 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2384 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2385 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2386 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2387 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2388 define_insn_reservation.
2390 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2391 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2392 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2393 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2394 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2396 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2398 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2399 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2400 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2401 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2402 athlon_ssemul_load_k8): Added amdfam10.
2404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2406 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2407 (x86_sse_unaligned_move_optimal): New variable.
2409 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2411 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2412 for unaligned vector SSE double/single precision loads for AMDFAM10.
2414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2416 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2417 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2418 Define TARGET_CPU_DEFAULT_amdfam10.
2419 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2420 (processor_type): Add PROCESSOR_AMDFAM10.
2422 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2423 processor_type in config/i386/i386.h.
2424 Enable imul peepholes for TARGET_AMDFAM10.
2426 * config.gcc: Add support for --with-cpu option for amdfam10.
2428 * config/i386/i386.c (amdfam10_cost): New variable.
2429 (m_AMDFAM10): New macro.
2430 (m_ATHLON_K8_AMDFAM10): New macro.
2431 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2432 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2433 x86_promote_QImode, x86_integer_DFmode_moves,
2434 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2435 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2436 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2437 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2438 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2439 Enable/disable for amdfam10.
2440 (override_options): Add amdfam10_cost to processor_target_table.
2441 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2442 processor_alias_table.
2443 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2444 (ix86_adjust_cost): Add code for amdfam10.
2446 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2448 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2449 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2450 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2451 * config/i386/i386.h: Add builtin definition for SSE4A.
2452 * config/i386/i386.md: Add support for ABM instructions
2454 * config/i386/sse.md: Add support for SSE4A instructions
2455 (movntss, movntsd, extrq, insertq).
2456 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2457 Add -march=amdfam10 flag.
2458 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2459 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2461 * doc/extend.texi: Add documentation for SSE4A builtins.
2463 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2465 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2467 2007-02-05 Richard Guenther <rguenther@suse.de>
2469 * tree-vectorizer.h (vectorizable_function): Add argument type
2470 argument, change return type.
2471 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2472 * tree-vect-transform.c (vectorizable_function): Handle extra
2473 argument, return vectorized function decl.
2474 (build_vectorized_function_call): Remove.
2475 (vectorizable_call): Handle calls with result and argument types
2476 differing. Handle loop vectorization factor correctly.
2477 * targhooks.c (default_builtin_vectorized_function): Adjust for
2479 * targhooks.h (default_builtin_vectorized_function): Likewise.
2480 * target.h (builtin_vectorized_function): Add argument type
2482 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2483 extra argument, allow vectorizing of lrintf.
2484 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2485 documentation of target hook.
2487 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2490 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2491 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2492 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2494 2007-02-05 Roger Sayle <roger@eyesopen.com>
2496 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2497 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2498 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2499 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2500 before canonicalizing sincos to cexpi.
2501 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2503 2007-02-05 Roger Sayle <roger@eyesopen.com>
2505 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2506 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2507 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2509 2007-02-05 Roger Sayle <roger@eyesopen.com>
2511 * mips-tfile.c (initialize_init_file): Correct endianness test.
2513 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2515 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2518 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2520 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2521 saves in a PARALLEL before the register assignments.
2523 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2525 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2526 DWARF_FRAME_RETURN_COLUMN to be a general register.
2527 * dwarf2out.c (init_return_column_size): New function, split from...
2528 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2529 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2530 to be nongeneral registers.
2531 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2533 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2534 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2536 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2538 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2540 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2542 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2543 (remove_path): Use can_remove_branch_p and remove_branch instead
2544 of loop_delete_branch_edge.
2545 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2546 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2547 Update profile using scale_dominated_blocks_in_loop.
2548 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2549 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2550 (can_remove_branch_p, remove_branch): Declare.
2551 * tree-cfg.c (tree_can_remove_branch_p): New function.
2552 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2553 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2554 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2556 2007-02-05 Jan Hubicka <jh@suse.cz>
2559 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2560 nodes in cgraph, don't remove offline copy of the function.
2562 2007-02-04 Jan Hubicka <jh@suse.cz>
2564 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2565 vectors might cause maybe_lookup_element_for_expr to be called
2566 on non-sra-candidate.
2568 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2570 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2571 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2572 spelling conventions.
2574 2007-02-04 Richard Guenther <rguenther@suse.de>
2577 * fold-const.c (try_move_mult_to_index): Make sure to not
2578 overflow one dimension of a multi-dimensional array access.
2580 2007-02-04 Jan Hubicka <jh@suse.cz>
2582 * passes.c (init_optimization_passes): Reindent.
2584 2007-02-04 Jan Hubicka <jh@suse.cz>
2585 Eric Botcazou <ebotcazou@adacore.com>
2587 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2588 (execute_fixup_cfg): Break out the abnormal goto code.
2589 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2590 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2591 (optimize_inline_calls): Call make_nonlocal_label_edges.
2593 2007-02-04 Jan Hubicka <jh@suse.cz>
2595 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2596 true when something was changed.
2597 (rename_ssa_copies): When something was changed, do
2598 TODO_remove_unused_locals.
2599 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2600 add TODO_remove_unused_locals when instruction was removed.
2602 2007-02-04 Jan Hubicka <jh@suse.cz>
2604 * ipa-inline.c (try_inline): Improve debug output; work on already
2606 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2607 call try_inline for already inlined edges too when flattening;
2608 inline also functions that make callee growth but overall unit size
2611 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2613 * config/m32c/bitops.md, config/m32c/jump.md,
2614 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2615 config/m32r/m32r.h, config/m32r/m32r.md,
2616 config/m32r/predicates.md, config/m68hc11/larith.asm,
2617 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2618 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2619 config/mips/mips-protos.h, config/mips/mips.c,
2620 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2621 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2622 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2623 spelling conventions.
2625 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2626 Follow spelling conventions.
2628 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2630 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2631 warn about C++0x compatibility.
2633 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2635 * config/h8300/h8300.c, config/h8300/h8300.h,
2636 config/h8300/h8300.md: Follow spelling conventions.
2638 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2641 * combine.c (try_combine): Do not substitute source operand
2642 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2644 2007-02-03 Jan Hubicka <jh@suse.cz>
2646 PR gcov-profile/30650
2647 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2648 do not divide by zero for never executed counters.
2649 (tree_find_values_to_profile): Fix counters.
2650 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2652 2007-02-03 Ian Lance Taylor <iant@google.com>
2654 * lower-subreg.c (simple_move_operand): New static function,
2655 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2657 (simple_move): Call simple_move_operand.
2658 (find_decomposable_subregs): Add special handling of MEMs.
2659 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2660 meaning of return value. If we see a hard register, test whether
2661 it can store a word_mode value. Change all callers.
2663 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2665 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2666 ftrapv insns and expanders.
2667 (subdi3): Change define_expand operand 1 to arith11_operand, and
2668 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2669 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2670 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2674 * varasm.c (notice_global_symbol): Treat global objects as weak when
2677 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2679 * emit-rtl.c (dconstpi): Delete.
2681 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2682 * real.h (dconstpi): Delete.
2684 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2685 (fold_builtin_hypot): Likewise.
2687 2007-02-03 Tom Tromey <tromey@redhat.com>
2690 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2691 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2693 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2695 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2696 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2697 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2698 config/rs6000/cell.md, config/rs6000/darwin.h,
2699 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2700 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2701 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2702 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2703 typos. Follow spelling conventions.
2704 * doc/invoke.texi: Follow spelling conventions.
2706 2007-02-03 Roger Sayle <roger@eyesopen.com>
2708 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2709 canonicalization transformations that attempt to simplify integer
2710 constant comparisons to become comparisons against zero.
2712 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2714 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2716 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2717 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2719 2007-02-02 Mike Stump <mrs@apple.com>
2721 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2722 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2723 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2724 generate a branch island.
2726 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2728 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2729 (xtensa_legitimate_address_p): New.
2730 (xtensa_legitimize_address): New.
2731 (xtensa_output_addr_const_extra): New.
2732 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2734 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2735 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2736 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2737 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2738 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2739 (xtensa_legitimize_address): New.
2740 (xtensa_output_addr_const_extra): New.
2742 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2744 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2746 2007-02-02 Ian Lance Taylor <iant@google.com>
2748 * expmed.c (expand_divmod): Add comment.
2750 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2752 * emit-rtl.c (renumber_insns): Remove.
2753 * flags.h: Remove the extern for flag_renumber_insns.
2754 * rtl.h: Remove the prototype for renumber_insns.
2755 * toplev.c (flag_renumber_insns): Remove.
2757 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2759 Revert for x86 darwin:
2760 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2762 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2763 code before the following patch under TARGET_MACHO.
2764 (ix86_function_value_regno_p): Likewise.
2766 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2768 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2771 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2774 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2775 general or fp registers. Add comments.
2776 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2778 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2780 * pointer-set.c (insert_aux): Only return insertion slot.
2781 (pointer_set_insert): Adjust.
2782 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2783 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2784 pointer_map_traverse): New.
2785 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2786 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2787 pointer_map_contains, pointer_map_traverse): Declare.
2789 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2792 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2793 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2795 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2797 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2799 (struct _dep): New type.
2800 (dep_t): New typedef.
2801 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2802 (DEP_STATUS): New access macro. The macro with the same name was
2803 renamed to DEP_LINK_STATUS.
2804 (dep_init): Declare function
2806 (struct _dep_link): New type.
2807 (dep_link_t): New typedef.
2808 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2809 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2810 (DEP_LINK_STATUS): New macro.
2811 (debug_dep_links): New debug function.
2813 (struct _deps_list): New type.
2814 (deps_list_t): New typedef.
2815 (DEPS_LIST_FIRST): New access macro.
2816 (FOR_EACH_DEP_LINK): New cycle macro.
2817 (create_deps_list, free_deps_list, delete_deps_list): Declare
2819 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2820 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2821 (copy_deps_list_change_con): Ditto.
2823 (move_dep_link): Declare function.
2825 (struct _dep_node): New type.
2826 (dep_node_t): New typedef.
2827 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2829 (struct haifa_insn_data.back_deps): New field to hold backward
2830 dependencies of the insn.
2831 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2833 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2834 Change its type to deps_list_t.
2835 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2836 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2837 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2839 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2841 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2843 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2845 (dep_cost): Declare.
2847 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2848 (ds_to_dk, dk_to_ds): New functions.
2850 (init_dep_1): New static function.
2851 (init_dep): New function.
2852 (copy_dep): New static function.
2854 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2856 (detach_dep_link): New static function.
2857 (move_dep_link): New function.
2859 (dep_links_consistent_p, dump_dep_links): New static functions.
2860 (debug_dep_links): New debugging function.
2862 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2864 (alloc_deps_list, init_deps_list): New static functions.
2865 (create_deps_list): New function.
2866 (clear_deps_list): New static function.
2867 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2868 (deps_list_consistent_p, dump_deps_list): New static functions.
2869 (debug_deps_list): New function.
2870 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2872 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2874 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2875 use new scheduler dependencies lists.
2876 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2877 (sched_analyze): Ditto. Initialize dependencies lists.
2878 (add_forw_dep, compute_forward_dependences): Update to use new
2879 scheduler dependencies lists.
2881 (init_dependency_caches): Init deps_obstack.
2882 (free_dependency_caches): Free deps_obstack.
2884 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2885 new scheduler dependencies lists.
2886 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2887 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2889 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2890 Update to use new scheduler dependencies lists.
2891 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2892 (debug_dependencies): Ditto.
2893 (schedule_region): Update comments.
2895 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2896 scheduler dependencies lists.
2897 (schedule_ebb): Update comments.
2899 * rtl.def (DEPS_LIST): Remove.
2901 * lists.c (unused_deps_list): Remove.
2902 (free_list): Update assertions.
2904 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2905 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2907 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2908 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2910 * haifa-sched.c (comments): Update.
2911 (insn_cost1): Remove. Inline the code into insn_cost ().
2912 (insn_cost): Update to use new scheduler dependencies lists. Move
2913 processing of the dependency cost to dep_cost ().
2914 (dep_cost): New function. Use it instead of insn_cost () when
2915 evaluating cost of the dependency. Use compatible interface to
2916 interact with the target.
2917 (priority): Update to use new scheduler dependencies lists.
2918 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2919 with greater number of insns that depend on the insn.
2920 (schedule_insn): Update to use new scheduler dependencies lists. Add
2921 code to free backward dependencies lists. Inline and optimize code
2922 from resolve_dep () - see PR28071.
2923 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2924 lists. Update call to targetm.sched.is_costly_dependence hook.
2926 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2927 scheduler dependencies lists.
2929 (resolve_dep): Remove. Move the logic to schedule_insn ().
2930 (init_h_i_d): Initialize dependencies lists.
2932 (process_insn_depend_be_in_spec): Rename to
2933 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2935 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2936 Update to use new scheduler dependencies lists.
2937 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2939 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2940 new scheduler dependencies lists.
2941 (build_intra_loop_deps): Ditto.
2943 * target.h (struct _dep): Declare to use in
2944 gcc_target.sched.is_costly_dependence.
2945 (struct gcc_target.sched.adjust_cost): Fix typo.
2946 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2947 single dep_t parameter instead of an equivalent triad.
2948 (struct gcc_target.sched.adjust_cost_2): Remove.
2950 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2952 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2954 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2956 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2958 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2959 (REG_DEP_TRUE): Document.
2961 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2962 Change signature to correspond to the targetm.sched.adjust_cost hook.
2963 Update use in TARGET_SCHED_ADJUST_COST_2.
2964 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2965 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2966 new scheduler dependencies lists.
2967 (ia64_gen_check): Ditto.
2969 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2972 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2973 signature to correspond to the targetm.sched.is_costly_dependence hook.
2974 (is_costly_group): Update to use new scheduler dependencies lists.
2976 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2977 instead of INSN_COST () macro.
2979 2007-02-01 Ian Lance Taylor <iant@google.com>
2981 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2983 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2985 * pa.md (tp_load): Correct mfctl instruction syntax.
2987 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2989 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2990 altivec_padding_size calculation on AIX. Improve comment, add
2991 assert to verify that it's right.
2993 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2996 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2999 * global.c (global_alloc): Add mising initialization of
3002 2007-02-01 Roger Sayle <roger@eyesopen.com>
3004 * alias.c (init_alias_analysis): Correct whitespace.
3005 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3006 partition_hot_cold_basic_blocks): Likewise.
3007 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3008 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3009 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3010 fold_builtin_snprintf_chk, fold_builtin_printf,
3011 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3012 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3013 * cfgcleanup.c (cleanup_cfg): Likewise.
3014 * cfgexpand.c (tree_expand_cfg): Likewise.
3015 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3016 * function.c (get_next_funcdef_no): Likewise.
3017 * gengtype.c (main): Likewise.
3018 * genmodes.c (main): Likewise.
3019 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3020 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3021 * ifcvt.c (noce_emit_move_insn): Likewise.
3022 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3024 * stor-layout.c (get_best_mode): Likewise.
3025 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3026 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3027 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3028 perform_var_substitution, solve_graph): Likewise.
3029 * tree-vrp.c (vrp_finalize): Likewise.
3031 2007-02-01 Ian Lance Taylor <iant@google.com>
3033 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3034 high part of a paradoxical subreg, return a constant zero.
3036 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3038 * toplev.c (lang_dependent_init): Call init_set_costs.
3039 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3041 2007-02-01 Richard Guenther <rguenther@suse.de>
3044 * fold-const.c (fold_negate_expr): Allow negating a
3045 constant if overflow does not change.
3047 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3049 * doc/c-tree.texi (Expression trees): Improve markup.
3050 * doc/tm.texi (Register Classes, Addressing Modes)
3051 (Floating Point): Fix spacing after abbreviations. Fix some
3054 2007-02-01 Ben Elliston <bje@au.ibm.com>
3056 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3057 * doc/contrib.texi: Likewise.
3058 * doc/install.texi: Likewise.
3060 2007-01-31 Richard Henderson <rth@redhat.com>
3061 Ian Lance Taylor <iant@google.com>
3063 * lower-subreg.c: New file.
3064 * rtl.def (CONCATN): Define.
3065 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3067 * emit-rtl.c (update_reg_offset): New static function, broken out
3068 of gen_rtx_REG_offset.
3069 (gen_rtx_REG_offset): Call update_reg_offset.
3070 (gen_reg_rtx_offset): New function.
3071 * regclass.c: Revert patch of 2006-03-05, restoring
3073 (clear_reg_info_regno): New function.
3074 * dwarf2out.c (concatn_loc_descriptor): New static function.
3075 (loc_descriptor): Handle CONCATN.
3076 * common.opt (fsplit_wide_types): New option.
3077 * opts.c (decode_options): Set flag_split_wide_types when
3079 * timevar.def (TV_LOWER_SUBREG): Define.
3080 * rtl.h (gen_reg_rtx_offset): Declare.
3081 (reg_scan_update): Declare.
3082 * regs.h (clear_reg_info_regno): Declare.
3083 * tree-pass.h (pass_lower_subreg): Declare.
3084 (pass_lower_subreg2): Declare.
3085 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3086 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3088 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3089 * Makefile.in (OBJS-common): Add lower-subreg.o.
3090 (lower-subreg.o): New target.
3092 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3094 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3096 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3099 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3101 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3104 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3106 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3108 * cfgloop.h: Include vec-prim.h.
3109 (enum li_flags): Remove LI_ONLY_OLD.
3110 (loop_iterator): Changed.
3111 (fel_next, fel_init): Iterate over loop tree.
3112 (FOR_EACH_LOOP_BREAK): New macro.
3113 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3115 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3116 * modulo-sched.c (sms_schedule): Ditto.
3117 * tree-vectorizer.c (vectorize_loops): Ditto.
3118 * doc/loop.texi: Update information on loop numbering and behavior of
3119 FOR_EACH_LOOP wrto new loops.
3120 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3121 add_to_evolution_1): Test nestedness of loops instead of comparing
3123 * tree-chrec.c (chrec_fold_plus_poly_poly,
3124 chrec_fold_multiply_poly_poly, chrec_evaluate,
3125 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3126 reset_evolution_in_loop): Ditto.
3127 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3129 2007-01-31 Dirk Mueller <dmueller@suse.de>
3131 * c-common.c (warn_about_parentheses): Separate warning about
3132 un-parenthized sequence of comparison operators from the one
3133 which is supposed to warn about x <= y <= z.
3135 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3137 * optabs.h (enum optab_index): Add new OTI_isinf.
3138 (isinf_optab): Define corresponding macro.
3139 * optabs.c (init_optabs): Initialize isinf_optab.
3140 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3142 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3143 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3145 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3146 expand_builtin_interclass_mathfn.
3147 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3148 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3149 (fxam<mode>2_i387): New insn pattern.
3150 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3151 built-in functions as x87 inline asm.
3153 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3155 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3157 2007-01-30 Eric Christopher <echristo@apple.com>
3159 * config.gcc: Add geode.
3161 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3163 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3164 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3165 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3166 value-prof.c: Fix comment typos.
3168 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3171 * doc/invoke.texi (Wpointer-arith): Document warning.
3173 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3175 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3176 the list of discrepancies from the draft TR.
3178 2007-01-30 Dirk Mueller <dmueller@suse.de>
3181 * doc/invoke.texi (-Wreturn-type): Update description to
3184 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3186 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3188 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3190 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3191 to handle optabs that operate on floating point input argument and
3192 output to integer output.
3193 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3194 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3195 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3196 expand_builtin_interclass_mathfn ().
3197 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3199 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3200 ilogbl built-in functions as x87 intrinsics.
3202 2007-01-30 Richard Guenther <rguenther@suse.de>
3205 * dwarf2out.c (reference_to_unused): Query varpool if the
3206 variable was output.
3208 2007-01-30 Richard Guenther <rguenther@suse.de>
3211 * passes.c (execute_one_pass): Reset in_gimple_form to not
3212 confuse non-unit-at-a-time mode.
3214 2007-01-29 Roger Sayle <roger@eyesopen.com>
3215 Richard Guenther <rguenther@suse.de>
3217 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3218 avoid undefined behaviour on overflow. Use force_fit_type_double
3219 to construct the constant with the specified TREE_OVERFLOW.
3221 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3223 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3224 * config/dfp-bit.h: Ditto.
3226 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3228 * c-decl.c (pop_scope): Replace warnings with call to
3229 warn_for_unused_label.
3230 * c-common.h (warn_for_unused_label): Declare.
3231 * c-common.c (warn_for_unused_label): Define.
3233 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3235 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3238 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3240 * Makefile.in (USER_H): Remove decfloat.h.
3241 * ginclude/decfloat.h: Delete, moving contents to ...
3242 * ginclude/float.h: Add support for decimal floating point,
3243 guarded by __STDC_WANT_DEC_FP__.
3245 2007-01-29 Mike Stump <mrs@apple.com>
3247 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3248 Analysis and Representation to resolve case insensitive conflict.
3249 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3251 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3253 * tree.h (struct tree_memory_tag): Add aliases member.
3254 (MTAG_ALIASES): New macro.
3255 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3256 (add_may_alias): Remove pointer-set. Update for may_aliases being
3258 (mark_aliases_call_clobbered): Update for may_aliases being a
3260 (compute_tag_properties): Ditto.
3261 (create_partition_for): Ditto.
3262 (compute_memory_partitions): Ditto.
3263 (dump_may_aliases_for): Ditto.
3264 (is_aliased_with): Ditto.
3265 (add_may_alias_for_new_tag): Ditto.
3266 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3267 (compute_is_aliased): New function.
3268 (compute_may_aliases): Call compute_is_aliased).
3269 (init_alias_info): Initialize alias_bitmap_obstack.
3270 (union_alias_set_into): New function.
3271 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3272 (have_common_aliases_p): Rewrite to take two bitmaps and use
3274 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3276 (finalize_ref_all_pointers): Update for add_may_alias changes.
3277 (new_type_alias): Ditto.
3278 * tree-flow-inline.h (may_aliases): Return a bitmap.
3279 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3280 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3281 may_aliases being a bitmap.
3282 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3283 may_aliases now returns a bitmap.
3284 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3286 * tree-ssa-operands.c (add_virtual_operand): Update for
3287 may_aliases being a bitmap.
3289 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3291 PR tree-optimization/30630
3292 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3293 variable as changed.
3295 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3298 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3299 expanded only once even if an error occurs.
3301 2007-01-29 Ben Elliston <bje@au.ibm.com>
3303 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3304 (__gcov_average_profiler): Likewise.
3305 (__gcov_ior_profiler): Likewise.
3306 (__gcov_merge_ior): Likewise.
3308 2007-01-28 Jan Hubicka <jh@suse.cz>
3310 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3311 * value-prof.c (stringop_block_profile): Likewise.
3313 2007-01-28 Jan Hubicka <jh@suse.cz>
3315 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3316 variant handling histograms; add wrapper.
3317 (clear_storage_via_libcall): Export.
3318 (emit_block_move_hints): Break out from ...; add histograms.
3319 (emit_block_move): ... this one.
3320 (clear_storage_hints): Break out from ...; add histograms.
3321 (clear_storage): ... this one.
3322 (set_storage_via_memset): Handle histogram.
3323 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3324 (clear_storage_hints, clear_storage_via_libcall): Declare.
3325 (set_storage_via_setmem): Update prototype.
3326 * doc/md.texi (movmem, setmem): Document new arguments.
3328 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3330 (stringop_block_profile): New global function.
3331 (tree_stringops_values_to_profile): Profile block size and alignment.
3332 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3334 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3335 (stringop_block_profile): Declare.
3336 * builtins.c: Include value-prof.h.
3337 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3338 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3339 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3340 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3341 * profile.c (instrument_values): Add new counters.
3342 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3344 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3345 (tree_init_edge_profiler): Build new profilers.
3346 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3347 (pass_tree_profile): Add dump.
3348 (tree_profile_hooks): Update.
3349 * Makefile.in (LIBGCOV): Add new constants.
3350 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3351 __gcov_ior_profiler): New.
3352 * i386.md (movmem/setmem expanders): Add new optional arguments.
3354 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3356 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3358 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3360 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3361 (tree_unswitch_single_loop): Pass eni_size_weights to
3362 tree_num_loop_insns.
3363 * tree-ssa-loop-manip.c: Include tree-inline.h.
3364 (can_unroll_loop_p): Pass eni_size_weights to
3365 tree_num_loop_insns.
3366 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3367 Pass eni_size_weights to estimate_num_insns.
3368 * tree.h (init_inline_once): Export.
3369 * toplev.c (backend_init): Call init_inline_once.
3370 * cgraphunit.c (cgraph_process_new_functions,
3371 cgraph_analyze_function): Pass eni_inlining_weights to
3373 * ipa-inline.c (compute_inline_parameters): Ditto.
3374 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3375 to estimate_num_insns.
3376 (try_unroll_loop_completely): Pass eni_size_weights to
3377 tree_num_loop_insns.
3378 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3379 ot estimate_num_insns.
3380 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3381 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3382 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3383 eni_time_weights): New variables.
3384 (init_inline_once): Initialize them.
3385 (struct eni_data): Mew.
3386 (estimate_num_insns_1, estimate_num_insns): Use weights.
3387 * tree-inline.h (struct eni_weights_d): New.
3388 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3389 (estimate_num_insns): Declaration changed.
3390 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3391 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3392 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3394 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3396 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3397 relations in the conflict function is valid.
3399 2007-01-27 Ian Lance Taylor <iant@google.com>
3401 * common.opt: Add fstrict-overflow.
3402 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3403 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3404 (TYPE_OVERFLOW_UNDEFINED): Define.
3405 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3407 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3408 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3409 (fold_negate_expr): Likewise.
3410 (make_range): Likewise.
3411 (extract_muldiv_1): Likewise.
3412 (maybe_canonicalize_comparison): Likewise.
3413 (fold_comparison): Likewise.
3414 (fold_binary): Likewise.
3415 (tree_expr_nonnegative_p): Likewise.
3416 (tree_expr_nonzero_p): Likewise.
3417 * tree-vrp.c (compare_values): Likewise.
3418 (extract_range_from_binary_expr): Likewise.
3419 (extract_range_from_unary_expr): Likewise.
3420 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3422 (nowrap_type_p): Likewise.
3423 * tree-scalar-evolution.c (simple_iv): Likewise.
3424 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3425 (build_range_check): Likewise.
3426 (extract_muldiv_1): Likewise.
3427 (fold_comparison): Likewise.
3428 * tree-vrp.c (vrp_int_const_binop): Likewise.
3429 (extract_range_from_unary_expr): Likewise.
3430 * convert.c (convert_to_integer): Likewise.
3431 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3432 (fold_comparison): Likewise.
3433 (fold_binary): Likewise.
3434 * optabs.c (optab_for_tree_code): Likewise.
3435 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3436 * simplify-rtx.c (simplify_const_relational_operation): Check
3437 flag_strict_overflow and flag_trapv.
3438 (simplify_const_relational_operation): Likewise.
3439 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3440 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3443 2007-01-27 Roger Sayle <roger@eyesopen.com>
3445 * tree.c (tree_fold_gcd): Delete.
3446 * tree.h (tree_fold_gcd): Remove prototype.
3447 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3448 test whether one constant integer is a multiple of another. Instead
3449 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3450 * fold-const.c (multiple_of_p): We've determined both TOP and
3451 BOTTOM are integer constants so we can call int_const_binop directly
3452 instead of the more generic const_binop.
3454 2007-01-27 Roger Sayle <roger@eyesopen.com>
3456 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3457 1*X check that the constant hasn't overflowed, to preserve the
3459 (round_up): Provide an efficient implementation when rouding-up an
3460 INTEGER_CST to a power-of-two.
3462 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3464 * doc/sourcebuild.texi: Add comma for clarity.
3465 * doc/extend.texi: Fix some typos.
3466 * doc/passes.texi: Likewise.
3467 * doc/cppinternals.texi: Likewise.
3468 * doc/c-tree.texi: Likewise.
3469 * doc/tree-ssa.texi: Likewise.
3470 * doc/install.texi: Likewise.
3472 2007-01-27 Jan Hubicka <jh@suse.cz>
3474 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3475 (pass_sra): Do not require alias information.
3476 * passes.c (init_optimization_passes): Add SRA
3478 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3480 * tracer.c (rest_of_handle_tracer): We already cleaned
3481 up the CFG in tracer() so don't do it here again.
3482 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3483 cleanup_cfg here, either. And don't call renumber_insns.
3485 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3486 and BB_HEAD are in the insn stream here. Instead make sure
3487 that BB_INSN is valid on all insns. Also, do check here that
3488 there are no pending branch predictions...
3489 (rtl_verify_flow_info): ...instead of doing it here. Checks
3490 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3493 2007-01-26 Roger Sayle <roger@eyesopen.com>
3495 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3496 function to simplify/factorize operand order canonicalization.
3497 (ix86_fixup_binary_operands): Reorganize using the above function.
3498 (ix86_binary_operator_ok): Likewise.
3500 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3502 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3503 file scope from optimize_attrs.
3504 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3506 (optimize_attrs): Clear insn_code_values after freeing it.
3508 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3510 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3511 a parts.base assignment.
3513 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3515 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3516 (compute_subscript_distance, initialize_data_dependence_relation,
3517 finalize_ddr_dependent, analyze_ziv_subscript,
3518 analyze_siv_subscript_cst_affine,
3519 compute_overlap_steps_for_affine_univar,
3520 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3521 analyze_siv_subscript, analyze_miv_subscript,
3522 analyze_overlapping_iterations, subscript_dependence_tester_1,
3523 compute_self_dependence, free_dependence_relation): Work
3524 with affine_fn instead of chrecs.
3525 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3526 common_affine_function, affine_function_base,
3527 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3528 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3529 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3530 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3531 (all_chrecs_equal_p): Removed.
3532 * tree-data-ref.h (affine_fn, conflict_function): New types.
3533 (struct subscript): Change type of conflicting_iterations_in_a
3534 and conflicting_iterations_in_b.
3536 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3539 * config/pa/pa.h (TARGET_HPUX_11): New.
3540 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3541 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3543 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3544 Richard Guenther <rguenther@suse.de>
3546 * tree-ssa-structalias.c (solve_graph): Handle case
3547 we merged the variable to another.
3549 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3551 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3554 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3555 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3557 2007-01-25 DJ Delorie <dj@redhat.com>
3559 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3560 allow changes to modes which don't fit in those registers.
3562 * reload1.c (choose_reload_regs): Check for invalid subregs before
3563 computing their locations, not after.
3565 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3568 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3569 save Altivec registers in an eh_return function.
3570 (compute_vrsave_mask): Likewise.
3571 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3572 for saving Altivec registers.
3573 (rs6000_emit_prologue): Don't allocate stack twice in
3574 eh_return function. Correct expected value of altivec_save_offset
3575 when using save_world. Describe save of R0 to stack when using
3576 save_world. Describe stack pointer adjustment when using
3577 save_world. Remove duplicated eh_return parameter register saving.
3578 Update sp_offset variable after save_world.
3579 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3581 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3582 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3585 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3587 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3589 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3592 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3593 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3595 2007-01-25 Richard Guenther <rguenther@suse.de>
3597 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3598 * common.opt (-Wcoverage-mismatch): New warning option.
3599 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3600 if -Wcoverage-mismatch is given.
3602 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3604 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3605 (ipcp_driver): Change to static definition.
3606 Add dumping of the ifunctions.
3607 (constant_val_insert): Remove unused parameter. Support for SSA.
3608 (ipcp_propagate_const): Support for SSA.
3609 (ipcp_profile_bb_print): Print only analyzed nodes.
3610 (ipcp_replace_map_create): Remove support for Fortran constant
3612 * ipa-prop.c (ipa_method_modify_stmt,
3613 ipa_callsite_compute_param): Support for SSA.
3614 * ipa-prop.h (ipcp_driver): Remove declaration.
3615 (IS_VALID_TREE_MAP_INDEX): Add define.
3617 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3619 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3621 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3624 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3625 constant argument to cabs and do it without checking for
3626 -funsafe-math-optimizations.
3628 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3630 * c-common.h (RID_FIRST_CXX0X): New.
3631 (RID_LAST_CXX0X): New.
3632 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3634 * c.opt (Wc++0x-compat): New.
3635 * doc/invoke.texi (-Wc++0x-compat): Document.
3637 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3639 * builtins.c (fold_builtin_carg): New.
3640 (fold_builtin_1): Use it.
3642 2007-01-24 Jan Hubicka <jh@suse.cz>
3644 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3646 * ipa-inline.c (initial_insns, max_insns): Delete.
3647 (compute_max_insns): New function.
3648 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3649 of insns as base for code growth.
3650 (cgraph_decide_inlining): Make initial_insns local; do not compute
3652 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3653 * doc/invoke.texi (inline-unit-growth): Update docs.
3655 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3657 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3658 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3659 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3660 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3661 for CPUs that have PTA_CX16 set.
3664 * gimplify.c (omp_check_private): New function.
3665 (gimplify_scan_omp_clauses): Use it for
3666 firstprivate/lastprivate/reduction.
3669 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3670 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3673 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3674 If lower_lastprivate_clauses emits some statements, append them
3675 to dlist rather than body_p and to body_p append an initializer.
3676 (lower_omp_for): Adjust caller.
3678 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3680 * target.h (globalize_decl_name): New.
3681 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3682 * output.h (default_globalize_decl_name): New.
3683 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3685 (globalize_decl): Ditto.
3686 (default_globalize_decl_name): New.
3687 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3688 (ia64_handle_version_id_attribute): New.
3689 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3690 (ia64_asm_output_external): Use globalize_decl_name instead
3692 * doc/extend.texi (version_id): New pragma.
3693 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3695 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3697 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3698 _uleb128_t and _Unwind_SWord with _sleb128_t.
3699 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3700 uw_frame_state_for, uw_update_context_1): Likewise.
3701 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3702 * unwind-pe.h (read_uleb128, read_sleb128,
3703 read_encoded_value_with_base): Likewise.
3704 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3706 2007-01-24 Richard Guenther <rguenther@suse.de>
3708 * builtins.c (expand_builtin_cexpi): Get the fndecl
3709 for cexp in the correct way.
3711 2007-01-24 Jan Hubicka <jh@suse.cz>
3713 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3715 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3717 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3718 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3719 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3720 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3721 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3722 __SIZEOF_PTRDIFF_T__.
3723 * doc/cpp.texi: Documentation for the new builtin macros added.
3725 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3727 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3728 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3729 instead of operands[2] to avoid access past the end of array.
3731 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3733 * reload1.c (emit_reload_insns): Pass the reload register
3734 for a non-spill output reload through forget_old_reloads_1.
3736 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3738 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3739 _SOFT_DOUBLE if doubles use software floating-point.
3740 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3741 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3742 * config/rs6000/darwin-ldouble.c: Also compile functions for
3743 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3744 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3745 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3746 commented-out long double override.
3747 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3748 * config/rs6000/eabispe.h: Likewise.
3749 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3750 long double for non-SPE.
3751 (rs6000_handle_option): Likewise.
3752 (invalid_e500_subreg): Disallow more subregs involding DImode,
3753 DFmode, TImode or TFmode.
3754 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3756 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3758 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3759 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3761 (rs6000_legitimate_address): Also check for TFmode for E500
3763 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3764 (spe_build_register_parallel): Handle TFmode and TCmode.
3765 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3767 (function_arg): Handle TFmode and TCmode for E500 double.
3768 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3770 (print_operand): Handle TFmode and TImode for %y.
3771 (rs6000_generate_compare): Handle TFmode comparisons for E500
3773 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3774 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3775 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3776 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3777 TFmode for E500 double.
3778 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3779 (floatsidf2): Enable for E500 double.
3780 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3781 (extenddftf2): Change to extenddftf2_fprs.
3782 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3783 depending on TARGET_E500_DOUBLE.
3784 (extendsftf2): Enable for E500 double.
3785 (trunctfdf2): Enable for E500 double.
3786 (trunctfsf2): Change to trunctfsf2_fprs.
3787 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3788 depending on TARGET_E500_DOUBLE.
3789 (floatsitf2): Enable for E500 double.
3790 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3791 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3792 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3793 (negtf2): Change to negtf2_internal.
3794 (negtf2): New expander.
3795 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3796 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3797 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3798 (movdi_internal32): Use rs6000_nonimmediate_operand.
3799 (unnamed splitter): Likewise.
3800 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3801 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3802 (SPE64TF, DITI): New mode macros.
3803 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3806 (frob_<mode>_di_2): New.
3807 (frob_tf_di_8_2): New.
3808 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3810 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3812 (frob_ti_<mode>_8_2): New.
3813 (frob_ti_tf_2): New.
3814 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3815 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3817 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3818 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3819 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3820 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3821 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3822 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3825 2007-01-23 Ian Lance Taylor <iant@google.com>
3827 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3829 (OBJS-archive): Reformat, alphabetize.
3830 (OBJS): Change out_object_file to OBJS-md.
3832 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3834 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3835 JUMP_P and CALL_P predicates where applicable.
3836 * config/i386/i386.c: Ditto.
3837 * config/i386/i386.md: Ditto.
3838 * config/i386/mmx.md: Ditto.
3839 * config/i386/predicates.md: Ditto.
3841 2007-01-22 Andreas Schwab <schwab@suse.de>
3843 * config/m68k/m68k.h: Fix comment.
3845 2007-01-22 Jan Hubicka <jh@suse.cz>
3847 * passes.c (init_optimization_passes): Do not rerun
3848 pass_early_warn_uninitialized.
3850 2007-01-22 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/30038
3853 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3855 (execute_cse_sincos_1): Likewise.
3856 (execute_cse_sincos): Likewise.
3857 (gate_cse_sincos): Likewise.
3858 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3859 the cexpi() canonicalization of sincos().
3860 * tree-pass.h (pass_cse_sincos): Declare.
3861 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3863 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3865 PR rtl-optimization/29329
3866 * combine.c (replaced_rhs_insn): Rename to i2mod.
3867 (replaced_rhs_value): Rename to i2mod_new_rhs.
3868 (i2mod_old_rhs): New global variable.
3869 (combine_instructions): Adjust for above change. Save a copy of
3870 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3871 note are substituted in the second instruction.
3872 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3873 ditch the note if it pertains to the second eliminated register
3874 and this register is mentioned in i2mod_old_rhs.
3877 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3879 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3880 the insn to which the note was originally attached.
3882 2007-01-21 Jan Hubicka <jh@suse.cz>
3884 * ipa-inline.c (inlining_mode): Comment, move up.
3885 (cgraph_decide_inlining_incrementally): Do not perform inlining
3886 itself; fix handling of flattening of self recursive functions.
3887 (cgraph_find_cycles): Remove.
3888 (cgraph_flatten_node): Remove.
3889 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3890 (try_inline): New function.
3891 (cgraph_early_inlining): Update call of
3892 cgraph_decide_inlining_incrementally. Apply inlining here.
3893 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3895 2007-01-21 Dirk Mueller <dmueller@suse.de>
3898 * tree-vrp.c (check_array_bounds): do not warn
3899 about ADDR_EXPR's of ARRAY_REF's which are immediately
3900 used in binary expressions.
3902 2007-01-21 Ira Rosen <irar@il.ibm.com>
3904 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3905 read_write_dep and macros for its access.
3906 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3907 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3908 argument, call vect_check_interleaving for every independent pair of
3909 data-refs. Mark loads that access the same memory location as a store
3911 (vect_check_dependences): Remove.
3912 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3913 call, fix the call to vect_analyze_data_ref_dependence.
3914 (vect_analyze_data_ref_access): For statements that access the same
3915 data-ref, check that they are not stores; for loads, check that there
3916 is no store that access the same location.
3918 2007-01-20 Roger Sayle <roger@eyesopen.com>
3919 Joseph Myers <joseph@codesourcery.com>
3921 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3922 (-fdump-rtl-stack): Likewise.
3923 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3924 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3925 (-mpt-fixed): Use @minus{} for minus sign.
3926 (Using Precompiled Headers): Fix under/overfull hbox.
3928 2007-01-20 Jan Hubicka <jh@suse.cz>
3930 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3931 place within annotation.
3933 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3935 * pa.c (output_move_double): Change array size of xoperands to 4.
3937 2007-01-20 Jan Hubicka <jh@suse.cz>
3939 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3942 2007-01-19 Ian Lance Taylor <iant@google.com>
3944 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3945 constant to unsigned HOST_WIDE_INT before negating.
3947 2007-01-19 Ian Lance Taylor <iant@google.com>
3949 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3951 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3952 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3953 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3954 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3955 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3956 (realloc_vdef, realloc_vuse): Change second parameter to
3958 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3960 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3961 unsigned. Change x and lim locals to unsigned.
3962 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3964 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3965 (copy_virtual_operands): Change i and n locals to unsigned.
3967 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3970 * builtins.c (fold_builtin_1): Handle builtin fdim.
3972 2007-01-20 Jan Hubicka <jh@suse.cz>
3974 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3975 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3976 init_alias_heapvars.
3977 (init_alias_heapvars): Initialize only when not already initialized.
3978 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3980 2007-01-19 Roger Sayle <roger@eyesopen.com>
3982 * common.opt (fsigned-zeros): New command line option.
3983 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3984 of flag_unsafe_math_optimizations.
3985 * opts.c (set_fast_math_flags): The -ffast-math command line option
3986 implies -fno-signed-zeros.
3987 (fast_math_flags_set_p): Likewise.
3989 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3990 the documentation of -ffast-math appropriately. Wrap long lines.
3992 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3994 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3995 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3997 2007-01-19 Tomas Bily <tbily@suse.cz>
3999 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4001 (tree_init_ic_make_global_vars): New function
4002 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4003 (tree_gen_ic_profiler): New function
4004 (tree_gen_ic_func_profiler): New function
4005 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4006 (tree_profile_hooks): Added hook for indirec/virtual calls
4007 * value-prof.c (tree_find_values_to_profile): New case for
4009 (tree_values_to_profile): Call for determining indirect/virtual
4011 (tree_indirect_call_to_profile): New function
4012 (tree_ic_transform): New function
4013 (tree_ic): New function
4014 (find_func_by_pid): New function
4015 (init_pid_map): New function
4016 (tree_value_profile_transformations): Added check for
4017 indirect/virtual call transformation
4018 * value-prof.h (enum hist_type): New counter type for
4019 indirect/virtual calls
4020 (profile_hooks): Added new hook for profiling indirect/virtual
4022 * profile.c (instrument_values): New case for indirect/virtual
4024 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4025 (GCOV_COUNTER_V_INDIR): New counter type
4026 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4027 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4029 * cgraph.c: Definition of cgraph_max_pid
4030 (cgraph_create_node): Default init of pid attribute
4031 * cgraph.h: Declaration of cgraph_max_pid
4032 (struct cgraph_node): Added pid attribute
4033 * libgcov.c (__gcov_indirect_call_profiler): New function
4034 (__gcov_one_value_profiler_body): New function
4035 (__gcov_one_value_profiler): Body was moved to
4036 __gcov_one_value_profiler_body and calls it
4038 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4040 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4041 * gengtype.c (write_types_data, write_func_for_structure,
4042 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4043 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4044 (walk_type, write_func_for_structure): Generate the mark_hook if
4047 2007-01-19 Jan Hubicka <jh@suse.cz>
4049 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4050 'early' argument take inlining mode argument specifying whether to
4051 inline for size/speeed or all functions; add support for flattening;
4053 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4055 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4058 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4059 the name of the declared identifier.
4061 2007-01-19 Dirk Mueller <dmueller@suse.de>
4063 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4064 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4065 duplicate evaluation.
4067 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4069 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4070 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4071 to XFMode, use acosxf2 and truncate result to requested mode.
4072 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4073 (asin<mode>2): Similarly, with asin expanders.
4074 (*fscalexf4_i387): Rename from *fscalexf4.
4075 (expNcorexf3): New expander.
4076 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4077 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4078 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4079 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4080 patterns for SSE math.
4081 (exp10<mode>2): Similarly, with exp10 expanders.
4082 (exp2<mode>2): Similarly, with exp2 expanders.
4083 (expm1<mode>2): Similarly, with expm1 expanders.
4084 (ldexp<mode>3): Similarly, with ldexp expanders.
4085 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4086 Use gen_truncxf<mode>2_i387_noop to truncate result.
4088 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4090 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4091 for ColdFire targets.
4093 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4094 Richard Sandiford <richard@codesourcery.com>
4096 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4097 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4098 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4099 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4100 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4101 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4103 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4105 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4106 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4107 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4108 (*adddi_dilshr32_cf): New pattern.
4109 (adddi3, subdi3): Remove first alternatives.
4111 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4113 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4114 implemented using move.l, do not use its cc result for floating-point
4117 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4119 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4120 from accepting 's' constraints if flag_pic.
4122 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4124 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4125 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4126 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4127 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4129 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4131 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4132 ColdFire alternatives.
4133 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4134 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4135 architectures that support ff1 instruction.
4137 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4138 Julian Brown <julian@codesourcery.com>
4140 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4141 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4142 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4145 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4147 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4149 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4150 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4151 HOST_WIDE_INT instead of an rtx.
4152 (m68k_rtx_costs): Update call accordingly.
4153 (output_move_const_into_data_reg): Likewise. Fix formatting.
4154 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4156 (output_move_simode_const): Update calls after above changes.
4157 Rework to use automatic variables and predicates like MEM_P.
4158 * config/m68k/m68k.md (pushexthisi_const): Update call to
4161 2007-01-19 Dirk Mueller <dmueller@suse.de>
4163 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4166 2007-01-19 Richard Guenther <rguenther@suse.de>
4168 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4169 via cexp in case sincos is not available.
4171 2007-01-19 Richard Guenther <rguenther@suse.de>
4173 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4174 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4175 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4176 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4177 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4178 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4179 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4180 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4182 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4186 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4187 (atan2xf3): Directly generate RTL pattern.
4188 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4189 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4190 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4191 disable patterns for SSE math.
4192 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4193 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4194 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4195 disable patterns for SSE math.
4197 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4199 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4201 2007-01-18 Roger Sayle <roger@eyesopen.com>
4203 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4204 VIEW_CONVERT_EXPR to the same type as it's operand.
4206 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4208 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4209 configured for long double 128.
4211 2007-01-18 Mike Stump <mrs@apple.com>
4213 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4216 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4218 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4221 2007-01-18 Jan Hubicka <jh@suse.cz>
4223 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4224 greater than NUM_VOP_FREE_BUCKETS.
4226 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4228 * tree-ssa-structalias.c: Update comments.
4229 (ptabitmap_obstack): Removed.
4231 (oldpta_obstack): Ditto.
4232 (stats): Add a few members.
4233 (struct variable_info): Remove node, complex, address_taken, and
4234 indirect_target members. Add oldsolution member.
4235 (new_var_info): Do not initialize removed members.
4236 (constraint_expr_type): Remove INCLUDES.
4237 (constraint_graph): Add size, implicit_preds, rep,
4238 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4239 (FIRST_REF_NODE): New macro.
4240 (LAST_REF_NODE): Ditto.
4241 (FIRST_ADDR_NODE): Ditto.
4242 (find): New function.
4244 (dump_constraint): Do not handle INCLUDES.
4245 (insert_into_complex): Do not insert duplicate constraints.
4246 (condense_varmap_nodes): Renamed and rewritten into ...
4247 (merge_node_constraints): This. Also fix bug in handling of
4248 offseted copy constraints.
4249 (clear_edges_for_node): No longer need to deal with preds at all,
4250 or removing associated preds/succs.
4251 (merge_graph_nodes): Deal with indirect_cycles.
4252 Don't deal with predecessors.
4253 (add_implicit_graph_edge): New function.
4254 (add_pred_graph_edge): Ditto.
4255 (add_graph_edge): Don't deal with predecessors.
4256 (build_constraint_graph): Removed.
4257 (build_pred_graph): New function.
4258 (build_succ_graph): Ditto.
4259 (struct scc_info): Removed in_component. Added roots, dfs, and
4260 node_mapping. Remove visited_index, unification_queue.
4261 (scc_visit): Deal with union-find we do now.
4262 Deal with cycles with REF nodes.
4263 (collapse_nodes): Renamed and rewritten to ...
4264 (unify_nodes): This.
4265 (process_unification_queue): Removed.
4266 (topo_visit): Cleanup
4267 (do_da_constraint): Use find.
4268 (do_sd_constraint): Ditto.
4269 (do_ds_constraint): Ditto.
4270 (do_complex_constraint): Ditto.
4271 (init_scc_info): Update for removed and added members.
4272 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4273 (find_indirect_cycles): This.
4274 (equivalence_class): New variable.
4275 (label_visit): New function.
4276 (perform_variable_substitution): Rewritten.
4277 (free_var_substitution_info): New function.
4278 (find_equivalent_node): Ditto.
4279 (move_complex_constraints): Ditto.
4280 (eliminate_indirect_cycles): Ditto.
4281 (solve_graph): Only propagate changed bits.
4282 Use indirect cycle elimination.
4284 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4285 (tree_id_eq): Renamed to ...
4286 (tree_vi_eq): This. Update for member change
4287 (insert_id_for_tree): Renamed and rewritten to ...
4288 (insert_vi_for_tree): This.
4289 (lookup_id_for_tree): Renamed and rewritten to ...
4290 (lookup_vi_for_tree): This.
4291 (get_id_for_tree): Renamed and rewritten to ...
4292 (get_vi_for_tree): Ditto.
4293 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4294 (process_constraint): Don't handle INCLUDES.
4295 Remove special ADDRESSOF case.
4296 (find_func_aliases): Rewrite to use vi functions instead of id
4298 (create_function_info_for): Ditto.
4299 (create_variable_info_for): Ditto.
4300 (intra_create_variable_infos): Ditto.
4301 (merge_smts_into): Ditto.
4302 (find_what_p_points_to): Ditto.
4303 (init_base_vars): Ditto.
4304 (init_alias_vars): Ditto.
4305 (remove_preds_and_fake_succs): New function.
4306 (dump_sa_points_to_info): Dump new stats.
4307 (dump_solution_for_var): Use find.
4308 (set_used_smts): Fix formatting.
4309 (compute_points_to_sets): Updated for new functions.
4310 (ipa_pta_execute): Ditto.
4312 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4313 Richard Sandiford <richard@codesourcery.com>
4315 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4317 * calls.c (expand_call): If the return value is a PARALLEL,
4318 extract its first member.
4319 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4320 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4321 use FUNCTION_EXTRA_EPILOGUE.
4322 (m68k_function_value): Return a PARALLEL if the return value
4323 is of a pointer type.
4324 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4325 (FUNCTION_EXTRA_EPILOGUE): Remove.
4326 * config/m68k/m68k.md (D0_REG): New constant.
4328 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4330 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4331 output a NOP for empty epilogues.
4333 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4335 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4336 before function. Extend register save check to include all
4337 registers, not just integer ones.
4339 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4341 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4342 (m68k_use_return_insn): ...this.
4343 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4344 * config/m68k/m68k.c (use_return_insn): Rename to...
4345 (m68k_use_return_insn): ...this.
4346 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4349 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4351 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4352 nearest even, fix denormal rounding overflow.
4354 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4356 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4357 f%$smove and f%$move.
4358 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4359 (extendsfdf2_cf): Use fdmove instead of f%&move.
4360 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4361 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4363 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4365 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4368 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4370 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4371 (coldfire_single_format): Declare.
4372 (coldfire_double_format): Likewise.
4373 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4374 of qnan_msb_set to determine the lower bits of a canonical
4376 (encode_ieee_double): Likewise.
4377 (encode_ieee_quad): Likewise.
4378 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4379 (mips_single_format): Likewise.
4380 (ieee_double_format): Likewise.
4381 (mips_double_format): Likewise.
4382 (ieee_extended_motorola_format): Likewise.
4383 (ieee_extended_intel_96_format): Likewise.
4384 (ieee_extended_intel_128_format): Likewise.
4385 (ieee_extended_intel_96_round_53_format): Likewise.
4386 (ibm_extended_format): Likewise.
4387 (mips_extended_format): Likewise.
4388 (ieee_quad_format): Likewise.
4389 (mips_quad_format): Likewise.
4390 (vax_f_format): Likewise.
4391 (vax_d_format): Likewise.
4392 (vax_g_format): Likewise.
4393 (i370_single_format): Likewise.
4394 (i370_double_format): Likewise.
4395 (decimal_single_format): Likewise.
4396 (decimal_double_format): Likewise.
4397 (decimal_quad_format): Likewise.
4398 (c4x_single_format): Likewise.
4399 (c4x_extended_format): Likewise.
4400 (real_internal_format): Likewise.
4401 (coldfire_single_format): New real_format.
4402 (coldfire_double_format): Likewise.
4403 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4404 canonical_nan_lsbs_set.
4405 (pdp11_d_format): Likewise.
4406 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4407 if TARGET_COLDFIRE_CPU.
4409 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4411 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4412 (output_call, m68k_legitimize_call_address): Declare.
4413 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4414 parenthesees. Add support for a 'W' constraint.
4415 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4416 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4417 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4418 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4420 (override_options): Initialize them. Do not set flag_no_function_cse
4421 for TARGET_ID_SHARED_LIBRARY.
4422 (m68k_output_pic_call): Delete.
4423 (m68k_legitimize_call_address): New function.
4424 (print_operand): Remove the %o prefix. Handle the %p prefix.
4425 (output_call): New function.
4426 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4427 target address from the GOT if symbolic jumps are not allowed.
4428 * config/m68k/m68k.md (call, general_operand): Do not set
4429 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4430 Merge separate flag_pic and !flag_pic define_insns into...
4431 (*call, *call_value): ...these new patterns. Match the address
4432 rather than the containing MEM and require it to be a call_operand.
4433 Use output_call to generate the asm template.
4434 * config/m68k/predicates.md (const_call_operand): New predicate.
4435 (call_operand): Likewise.
4437 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4439 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4440 (STACK_GROWS_DOWNWARD): Define to 1.
4441 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4442 comments, emphasizing that these values are only defaults.
4443 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4444 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4446 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4448 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4450 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4451 Richard Sandiford <richard@codesourcery.com>
4453 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4454 (FP_REGNO_P): New macros.
4455 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4456 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4457 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4458 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4460 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4462 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4463 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4465 * config/m68k/t-floatlib: New file, extracting common code from...
4466 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4467 * config/m68k/t-uclinux: Here.
4468 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4469 routines on ColdFire targets.
4471 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4473 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4474 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4475 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4476 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4477 explicitly set MOTOROLA to 1.
4478 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4480 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4481 Nathan Sidwell <nathan@codesourcery.com>
4483 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4484 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4485 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4486 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4487 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4488 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4489 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4490 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4491 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4492 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4493 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4494 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4495 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4496 (DBX_REGISTER_NUMBER): Delete.
4497 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4498 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4499 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4501 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4503 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4504 * config/flat.h: New file.
4505 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4507 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4508 indirect references for -msep-data or -mid-shared-library.
4509 Do not use PC-relative code addresses either.
4510 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4512 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4513 for shared libraries and crt1.o for executables. Use crti.o and
4515 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4516 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4517 Do not add -elf2flt or -shared-lib-id options here.
4518 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4519 Pass -shared-lib-id if -mid-shared-library, taking the library
4520 identifier from -mshared-library-id if given, otherwise
4522 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4523 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4524 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4525 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4526 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4527 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4529 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4530 jump sequence for ISA A and ISA A+.
4531 (PICJUMP): Likewise.
4533 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4535 * config.gcc (m68k-*-uclinux*): Base the port on the common
4536 and m68k GNU/Linux files rather than on the generic ELF ones.
4537 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4538 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4540 2007-01-18 Julian Brown <julian@codesourcery.com>
4541 Richard Sandiford <richard@codesourcery.com>
4543 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4544 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4545 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4547 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4549 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4551 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4553 * doc/install.texi: Document m68k-uclinuxoldabi.
4554 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4555 * config/m68k/uclinux-oldabi.h: New file, copied from
4556 config/m68k/uclinux.h.
4558 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4560 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4561 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4562 (m32r_compute_frame_size): Use unsigned for regno.
4563 (m32r_reload_lr): Use gen_frame_mem.
4565 (m32r_output_function_epilogue): Don't output the function epilogue
4567 (m32r_expand_epilogue): New.
4568 (direct_return): Return false if the function has the interrupt
4570 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4571 * config/m32r/m32r.md (epilogue): New expander.
4572 (return_lr, return_rte): New insns.
4573 (return): Make it expander.
4574 (return_normal): New expander.
4576 2007-01-18 Josh Conner <jconner@apple.com>
4579 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4580 support for UNLE, UNLT, UNGE, and UNGT.
4582 2007-01-18 Jan Hubicka <jh@suse.cz>
4584 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4585 * tree-tailcall (add_virtual_phis): Likewise.
4586 (optimize_tail_call): Return TODOs.
4587 (execute_tail_calls): Return TODOs.
4588 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4589 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4591 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4592 Cleanup cfg using TODO.
4593 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4594 * passes.c (execute_function_todo): When cleanup did something, remove
4596 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4597 (make_edges): Don't cleanup_cfg.
4599 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4601 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4602 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4603 operate on the top of stack.
4604 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4605 register handling of instructions that output to the second
4607 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4608 (move_for_stack_reg): Special-case check for dead destination
4609 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4611 * config/i386/i386.md (UNSPEC_TAN): New constant.
4612 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4613 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4614 to correctly model move of constant 1.0 to top stack slot.
4615 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4616 (unnamed peephole2 pattern): Remove corresponding peephole2
4617 pattern that optimizes tan insn and loading of constant 1.0.
4618 (tanxf2): Use fptanxf4_i387.
4619 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4620 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4621 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4622 disable patterns for SSE math.
4623 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4624 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4626 2007-01-18 Dirk Mueller <dmueller@suse.de>
4627 Richard Guenther <rguenther@suse.de>
4630 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4631 * common.opt (Warray-bounds): Add new warning option.
4632 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4634 * Makefile.in: make tree-vrp.o depend on toplev.h
4635 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4637 (check_array_refs, check_array_bounds, check_array_ref): New.
4639 2007-01-18 Jan Hubicka <jh@suse.cz>
4641 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4642 (execute_ssa_ccp): Return flags conditionally.
4643 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4645 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4647 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4649 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4650 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4652 * Makefile.c (GTFILES): Add cfglayout.h.
4653 * gengtype.c (open_base_files): Likewise.
4654 * cfglayout.c (cfg_layout_function_footer,
4655 cfg_layout_function_header) Reindent to make gengtype happy.
4656 * cfglayout.h (cfg_layout_function_footer,
4657 cfg_layout_function_header): Add GTY(()) marker.
4659 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4661 2007-01-18 Ben Elliston <bje@au.ibm.com>
4663 * genautomata.c (write_automata): Include xstrerror output in the
4664 error message if writing the DFA description file fails.
4666 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4668 * config/mips/mips-protos.h (mips_output_external): Make it
4670 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4671 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4672 (extern_list): Likewise.
4673 (extern_head): Likewise.
4674 (TARGET_ASM_FILE_END): Likewise.
4675 (mips_file_end): Likewise.
4676 (mips_output_external): Rewritten.
4678 2007-01-18 Ben Elliston <bje@au.ibm.com>
4680 * genpreds.c (write_insn_preds_c): Only write out the function
4681 body for regclass_for_constraint if we have register constraints.
4683 2007-01-17 Tom Tromey <tromey@redhat.com>
4685 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4686 * doc/install.texi (Testing): Use sourceware.org.
4687 (Binaries): Likewise.
4688 (Specific): Likewise.
4689 * doc/contrib.texi (Contributors): Use sourceware.org.
4691 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4693 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4694 (AVR_ENHANCED): Rename to ...
4695 (AVR_HAVE_MUL): ... new.
4696 (avr_enhanced_p): Rename to ...
4697 (avr_have_mul_p): ... new.
4698 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4699 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4700 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4701 (avr_have_mul_p): ... new.
4702 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4703 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4704 'avr_enhanced_p' and 'enhanced'.
4705 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4706 AVR_HAVE_MUL instead of AVR_ENHANCED.
4707 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4708 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4709 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4710 instead of AVR_ENHANCED.
4711 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4712 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4713 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4715 2007-01-17 Ian Lance Taylor <iant@google.com>
4717 * vec.h (VEC_reserve_exact): Define.
4718 (vec_gc_p_reserve_exact): Declare.
4719 (vec_gc_o_reserve_exact): Declare.
4720 (vec_heap_p_reserve_exact): Declare.
4721 (vec_heap_o_reserve_exact): Declare.
4722 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4724 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4726 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4727 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4728 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4729 * vec.c (calculate_allocation): Add exact parameter. Change all
4731 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4732 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4733 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4734 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4735 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4736 (vec_heap_p_reserve_exact): New function.
4737 (vec_heap_o_reserve_exact): New function.
4739 2007-01-17 Jan Hubicka <jh@suse.cz>
4741 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4743 2007-01-17 Eric Christopher <echristo@apple.com>
4745 * config.gcc: Support core2 processor.
4747 2007-01-16 Jan Hubicka <jh@suse.cz>
4749 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4750 the names, just unlink the chain so we don't crash on dangling pointers
4753 2007-01-16 Jan Hubicka <jh@suse.cz>
4755 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4756 * tree-pass.h: Reorder to make IPA passes appear toegher.
4757 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4758 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4759 parameters, do not call early inliner.
4760 * ipa-inline.c: Update comments. Include tree-flow.h
4761 (cgraph_decide_inlining): Do not compute inlining parameters.
4762 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4763 be called with function context set up.
4764 (pass_ipa_inline): Remove unreachable functions before pass.
4765 (cgraph_early_inlining): Simplify assuming to be called from the
4767 (pass_early_inline): New pass.
4768 (cgraph_gate_ipa_early_inlining): New gate.
4769 (pass_ipa_early_inline): Turn into simple wrapper.
4770 (compute_inline_parameters): New function.
4771 (gate_inline_passes): New gate.
4772 (pass_inline_parameters): New pass.
4773 (apply_inline): Move here from tree-optimize.c
4774 (pass_apply_inline): New pass.
4775 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4777 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4779 (tree_function_versioning): Do not allocate dummy struct function.
4780 * tree-inline.h (optimize_inline_calls): Update prototype.
4781 * tree-optimize.c (execute_fixup_cfg): Export.
4782 (pass_fixup_cfg): Remove
4783 (tree_rest_of_compilation): Do not apply inlines.
4784 * tree-flow.h (execute_fixup_cfg): Declare.
4785 * Makefile.in (gt-passes.c): New.
4786 * passes.c: Include gt-passes.h
4787 (init_optimization_passes): New passes.
4788 (nnodes, order): New static vars.
4789 (do_per_function_toporder): New function.
4790 (execute_one_pass): Dump current pass here.
4791 (execute_ipa_pass_list): Don't dump current pass here.
4793 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4795 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4796 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4798 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4800 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4801 (strong_alias): Define.
4802 (__gcc_qmul): Provide non-FMA for soft-float.
4808 (__gcc_qunord): New.
4818 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4819 soft-float functions.
4820 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4821 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4822 about long double soft float.
4824 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4825 Tehila Meyzels <tehila@il.ibm.com>
4827 * tree-vectorizer.h (is_pattern_stmt_p): New.
4828 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4829 formatting (tabs instead of spaces). Cleanup and clarify setting
4830 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4831 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4832 (vectorizable_type_demotion): Check that types are integral.
4833 (vectorizable_type_promotion): Likewise.
4834 (vectorizable_store): Fix typo. Eliminate new-line at end of
4837 2007-01-16 Jan Hubicka <jh@suse.cz>
4839 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4842 2007-01-15 Eric Christopher <echristo@apple.com>
4844 * ifcvt.c: Include vec.h, vecprim.h.
4845 (check_cond_move_block): New argument regs.
4846 Reorganize. Add registers used to regs.
4847 (cond_move_process_if_block): Use regs set above as
4850 2007-01-15 Eric Christopher <echristo@apple.com>
4852 * config/darwin.h: Update copyright.
4853 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4854 (LINK_COMMAND_SPEC): Add -u.
4855 (LINK_SPEC): Fix umbrella for above.
4857 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4859 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4862 2007-01-15 Tom Tromey <tromey@redhat.com>
4864 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4865 * doc/install.texi (Testing): Don't mention jacks.
4866 (Configuration): Document --enable-java-maintainer-mode. Move
4867 --with-java-home to libgcj-specific section. Document
4869 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4871 2007-01-15 Jan Hubicka <jh@suse.cz>
4873 * tree-ssa-dce.c (DCE_TODOs): New.
4874 (propagate_necessity): Return if something changed.
4875 (eliminate_unnecessary_stmts): Likewise.
4876 (perform_tree_ssa_dce): Return TODO flags when needed.
4877 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4879 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4881 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4882 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4883 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4884 patterns using X87MODEF12 mode macro. Extend operand 1
4885 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4886 (log10<mode>2): Ditto.
4887 (log2<mode>2): Ditto.
4888 (log1p<mode>2): Ditto.
4889 (logb<mode>2): Ditto.
4890 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4891 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4892 (*fxtractxf3_i387): Rename from *fxtractxf3.
4893 (fxtract_extend<mode>xf3_i387): New insn pattern.
4894 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4895 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4896 and gen_fyl2xxf3_i387().
4898 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4900 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4901 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4902 get_loop_exit_edges. Changed return type to bool.
4903 * cfgloop.h (fix_loop_placement): Declaration removed.
4905 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4907 * param.h (MIN_VECT_LOOP_BOUND): New.
4908 * params.def (MIN_VECT_LOOP_BOUND): New.
4909 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4910 argument - minimum threshold for number of iterations.
4911 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4912 argument to declaration.
4913 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4914 MIN_VECT_LOOP_BOUND.
4915 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4916 slpeel_tree_peel_loop_to_edge with additional argument.
4917 (vect_do_peeling_for_alignment): Likewise.
4918 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4920 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4923 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4926 2007-01-14 Jan Hubicka <jh@suse.cz>
4928 * tree-dfa.c (remove_referenced_var): New function.
4929 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4930 prune referenced vars list too.
4931 * tree-flow.h (remove_referenced_var): Declare.
4933 2007-01-14 Jan Hubicka <jh@suse.cz>
4935 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4937 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4938 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4939 * except.h (verify_eh_throw_table_statements): Kill prototype.
4940 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4941 into call exrepssions.
4942 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4944 * tree-cfg.c: Include pointer-set.h.
4945 (verify_node_sharing): Work on pointer set.
4946 (verify_eh_throw_stmt_node): New.
4947 (verify_stmts): Use pointers sets, verify throw_stmt.
4949 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4951 * ipa-reference.c (analyze_function): Consider also addresses taken
4954 2007-01-12 Roger Sayle <roger@eyesopen.com>
4956 * c-typeck.c (null_pointer_constant_p): Replace use of
4957 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4958 (build_c_cast): Likewise.
4960 2007-01-12 Roger Sayle <roger@eyesopen.com>
4962 * tree.h (force_fit_type_double): Remove unused final argument.
4963 * c-common.c (constant_expression_warning): Replace use of
4964 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4965 (convert_and_check): Likewise.
4966 (shorten_compare): Update call to force_fit_type_double.
4967 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4968 * convert.c (convert_to_pointer): Update call to
4969 force_fit_type_double.
4970 * fold-const.c (force_fit_type_double): Remove overflowed_const
4972 (int_const_binop, fold_convert_const_int_from_int,
4973 fold_convert_const_int_from_real, fold_div_compare,
4974 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4975 fold_abs_const, fold_not_const): Remove the final argument from
4976 calls to force_fit_type_double.
4978 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4980 * configure.ac: Set insn to "nop" for spu-*-* also.
4981 * configure: Regenerate.
4983 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4985 * builtins.def : Add BUILT_IN_FREE.
4987 2007-01-12 Jan Hubicka <jh@suse.cz>
4989 PR tree-optimization/30443
4990 * tree-inline.c (tree_function_versioning): Do not optimize when
4991 cloning for inlining.
4993 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4995 * doc/loop.texi: Document recording of loop exits.
4996 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4997 (update_single_exits_after_duplication,
4998 update_single_exit_for_duplicated_loop,
4999 update_single_exit_for_duplicated_loops): Removed.
5000 (duplicate_loop_to_header_edge): Do not call
5001 update_single_exits_after_duplication and
5002 update_single_exit_for_duplicated_loops.
5003 (loop_version): Do not update single_exit information.
5004 (fix_loop_structure): Use record_loop_exits instead of
5005 mark_single_exit_loops.
5006 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5007 the lists of loop exits.
5008 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5009 split_edge, merge_blocks): Update the lists of loop exits.
5010 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5011 loop_optimizer_init.
5012 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5013 of mark_single_exit_loops.
5014 (loop_optimizer_finalize): Call release_recorded_exits.
5015 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5016 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5017 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5018 update single exit information.
5019 * lambda-code.c (perfect_nestify): Ditto.
5020 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5021 (mark_single_exit_loops): Removed.
5022 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5023 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5024 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5026 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5027 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5028 (verify_loop_structure): Verify consistency of the exit lists.
5029 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5030 (set_single_exit): Removed.
5031 * cfgloop.h (struct loop_exit): New function.
5032 (struct loop): single_exit_ field replaced by exits field.
5033 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5034 (struct loops): Added exits hash.
5035 (mark_single_exit_loops, set_single_exit): Declaration removed.
5036 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5038 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5040 * doc/invoke.texi: Avoid use of @headitem.
5042 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5044 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5046 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5048 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5051 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5052 Richard Sandiford <richard@codesourcery.com>
5054 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5055 * config/m68k/m68k.opt: Resort options.
5056 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5058 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5059 Richard Sandiford <richard@codesourcery.com>
5061 * doc/invoke.texi: Document the macros that are defined by
5062 m68k's -mtune and -mhard-float options.
5063 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5064 (m68k_cpp_cpu_family): Likewise.
5065 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5066 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5067 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5068 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5069 (m68k_cpp_cpu_family): Likewise.
5071 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5073 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5074 macros besides mc68000 as tuning macros. Use a switch statement
5075 to set them and mcpu32.
5077 2007-01-12 Julian Brown <julian@codesourcery.com>
5079 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5080 (TARGET_68040_ONLY): Rename to...
5081 (TARGET_68040): ...this.
5082 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5083 * config/m68k/m68k.md: Likewise.
5085 2007-01-12 Julian Brown <julian@codesourcery.com>
5086 Nathan Sidwell <nathan@codesourcery.com>
5087 Richard Sandiford <richard@codesourcery.com>
5089 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5090 the -mcpu= argument associated with the --with-cpu setting.
5091 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5092 if different from the one implied by the -mcpu setting.
5093 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5094 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5095 * doc/invoke.texi: Mention ColdFire in the introduction to the
5096 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5097 -mno-div and -mhard-float options. Make -m68881 a synonym for
5098 -mhard-float. Document the previously-undocumented -m5206e,
5099 -m528x, -m5307 and -m5407 options. Tweak the existing option
5100 documentation for consistency.
5101 * doc/install.texi: Mention new --with-cpu arguments.
5102 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5103 default CPU if neither -mcpu nor -march are specified.
5104 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5105 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5106 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5107 using m68k_tune to decide between families that implement the
5108 same ISA. Use m68k_tune to set __mcfv4e__.
5109 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5110 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5111 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5112 (FL_ISA_C, FL_ISA_MMU): New macros.
5113 (MASK_COLDFIRE): Delete.
5114 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5115 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5116 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5117 (TARGET_HARD_FLOAT): Do not define here.
5118 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5119 (TUNE_68000): New macro.
5120 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5121 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5122 (TUNE_CFV2): Redefine in terms of m68k_tune.
5123 (uarch_type, target_device, fpu_type): New enums.
5124 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5125 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5126 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5127 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5128 (FL_FOR_isa_c): New macros.
5129 (m68k_isa): New enum.
5130 (m68k_target_selection): New structure.
5131 (all_devices, all_isas, all_microarchs): New tables.
5132 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5133 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5134 (MASK_ALL_CPU_BITS): Delete.
5135 (m68k_find_selection): New function.
5136 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5137 Map the legacy target options to a combination of the new ones.
5138 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5139 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5140 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5142 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5143 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5145 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5146 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5147 * config/m68k/m68k-devices.def: New file.
5149 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5150 Nathan Sidwell <nathan@codesourcery.com>
5152 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5153 (SUBTARGET_EXTRA_SPECS): New macros.
5154 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5155 use %(asm_cpu_spec) instead.
5156 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5157 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5158 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5159 (EXTRA_SPECS): Rename to...
5160 (SUBTARGET_EXTRA_SPECS): ...this.
5162 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5163 Richard Sandiford <richard@codesourcery.com>
5164 Julian Brown <julian@codesourcery.com>
5166 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5167 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5168 to the configuration's default CPU.
5169 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5170 Remove default masks.
5171 (m680[012]0-*-*): Set the default with_cpu to the first part of
5173 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5174 (m68k*-*-linux): Extend the --with-cpu handling to...
5175 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5176 and m68010. Don't set target_cpu_default2.
5177 * doc/install.texi: Document --with-cpu for m68k.
5178 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5179 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5180 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5181 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5182 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5183 (ASM_SPEC): Remove use of %(asm_cpu_default).
5184 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5185 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5186 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5187 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5188 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5189 (TARGET_DEFAULT): Delete.
5190 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5191 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5192 (CPP_CPU_SPEC): Delete.
5193 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5194 the appropriate string.
5195 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5196 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5197 (ASM_SPEC): Don't use %(asm_default_spec).
5198 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5199 TARGET_DEFAULT and add MASK_68881.
5200 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5202 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5204 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5205 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5206 MASK_68010 alongside MASK_68020.
5207 * doc/invoke.texi: Document -m68010.
5208 * config/m68k/m68k.opt (m68010): New.
5209 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5211 (TUNE_68010): New macro.
5212 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5213 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5214 (M68K_CPU_m68332): Add MASK_68010.
5215 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5216 fallback definition.
5217 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5219 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5220 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5221 to all entries that use MASK_68020.
5222 (output_move_simode_const, output_move_himode, output_move_qimode)
5223 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5224 instead of TARGET_68020 to select clr behavior. Remove comment
5225 about there being no TARGET_68010.
5226 * config/m68k/m68k.md: Likewise throughout.
5228 2007-01-12 Julian Brown <julian@codesourcery.com>
5230 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5231 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5232 * config/m68k/m68k.md: Likewise.
5234 2007-01-12 Julian Brown <julian@codesourcery.com>
5236 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5237 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5239 2007-01-12 Julian Brown <julian@codesourcery.com>
5241 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5242 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5243 * config/m68k/m68k.md: Likewise.
5245 2007-01-12 Julian Brown <julian@codesourcery.com>
5246 Richard Sandiford <richard@codesourcery.com>
5248 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5249 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5250 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5252 (TARGET_CPU32): Rename to...
5253 (TUNE_CPU32): ...this.
5254 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5255 (TUNE_CFV2): New macros.
5256 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5257 remove conditions that are implied by TARGET_68020.
5258 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5259 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5260 (m68k_output_function_epilogue): Likewise.
5261 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5262 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5263 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5264 non-68000 timings. Refactor multiplication and division costs.
5265 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5266 TUNE_CPU32 instead of TARGET_CPU32.
5267 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5268 and TUNE_68060 instead of TARGET_68060.
5269 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5270 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5272 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5273 && !TARGET_COLDFIRE" to choose between moveq and clr.
5274 Likewise in the unnamed movsf pattern.
5275 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5276 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5279 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5281 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5282 of tabbing before backslashes.
5284 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5286 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5287 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5288 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5290 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5292 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5293 find_interesting_uses_cond.
5294 (find_interesting_uses_cond): Use extract_cond_operands.
5295 (rewrite_use_compare): Use extract_cond_operands and
5296 force_gimple_operand_bsi. Do not call update_stmt.
5297 (determine_use_iv_cost_condition): Use extract_cond_operands.
5298 Return cheaper of using original bound and changing the exit bound.
5300 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5302 PR tree-optimization/29516
5303 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5304 most_expensive_mult_to_index, addr_to_parts,
5305 create_mem_ref, maybe_fold_tmr): Make the type of
5306 fields of TARGET_MEM_REF sizetype.
5307 (move_fixed_address_to_symbol, move_pointer_to_base):
5309 * tree.def (TARGET_MEM_REF): Add comment on types of
5312 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5314 * c-common.c (vector_types_convertible_p): Treat opaque types as
5315 always convertible if they have the same size, but not otherwise.
5317 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5319 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5320 Remove the b_unconditional field.
5321 (noce_try_sign_mask): Do not look at b_unconditional.
5322 (noce_process_if_block): Do not use merge_if_blocks. Update
5323 the CFG here. Do not set b_unconditional.
5324 (cond_move_process_if_block): Likewise.
5325 (find_cond_trap): Likewise.
5326 (check_cond_move_block): Require simple jump insns at the end
5329 2007-01-11 Jan Hubicka <jh@suse.cz>
5331 PR tree-optimization/1046
5332 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5333 when alias info is not ready.
5334 (pass_tail_recursion): Do not require aliasing.
5335 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5336 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5337 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5338 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5339 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5340 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5341 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5343 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5344 When aliasing is not build, mark statement as volatile.
5346 2007-01-11 Tom Tromey <tromey@redhat.com>
5348 PR preprocessor/15185, PR preprocessor/20989:
5349 * doc/cppopts.texi <-MT>: Update description of algorithm for
5350 computing default target.
5351 <-M, -MD>: Reword "basename" text.
5353 2007-01-11 Roger Sayle <roger@eyesopen.com>
5355 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5356 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5357 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5358 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5359 fold_builtin_bswap, real_constp, fold_builtin_pow,
5360 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5361 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5362 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5363 * convert.c (convert_to_pointer): Likewise.
5364 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5365 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5366 const_binop, fold_convert_const_int_from_int,
5367 fold_convert_const_int_from_real,
5368 fold_convert_const_real_from_real, sign_bit_p,
5369 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5370 fold_sign_changed_comparison, fold_unary, fold_comparison,
5371 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5372 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5373 * print-tree.c (print_node_brief, print_node): Likewise.
5374 * stor-layout.c (place_field, layout_type): Likewise.
5375 * tree-chrec.c (keep_cast): Likewise.
5376 * tree.c (build_vector, build_real, build_real_from_int_cst,
5377 build_complex): Likewise.
5379 2007-01-11 Roger Sayle <roger@eyesopen.com>
5381 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5382 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5384 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5386 * configure.ac (strict1_warn): Rename to strict_warn.
5387 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5388 cc_set_by_configure, quoted_cc_set_by_configure,
5389 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5390 all_boot_languages, all_stagestuff): Remove.
5391 (target_list): Remove bootstrap targets.
5392 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5393 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5394 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5395 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5396 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5397 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5398 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5399 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5400 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5401 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5402 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5403 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5404 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5405 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5406 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5407 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5408 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5409 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5410 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5411 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5412 (mostlyclean): Adjust.
5413 (clean, distclean): Don't mention bootstrap stuff.
5414 * configure: Regenerate.
5415 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5416 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5417 treelang/config-lang.in (stagestuff): Remove.
5418 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5419 stageprofile, stagefeedback, stagestuff): Remove mention.
5421 2007-01-11 Nick Clifton <nickc@redhat.com>
5423 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5425 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5426 (mcore_arith_K_S_operand): Run the test for the S constraint not
5427 the test for the M constraint.
5428 (mcore_addsub_operand): Do not accept integer values that are
5429 larger than 32 bits.
5430 * config/mcore/mcore.md: Remove unused constraints from split.
5431 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5433 (allocate_stack): Likewise.
5434 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5435 operands to 32 bits.
5436 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5438 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5439 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5440 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5441 mcore_output_bclri, mcore_output_andn, output_inline_const,
5442 mcore_output_move, mcore_output_movedouble): Likewise.
5443 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5444 (output_inline_const): Likewise.
5445 (output_inline_const): Fix format strings used in sprintf
5447 * config/mcore/mcore-protos.h: Update prototypes for changed
5448 functions in mcore.c.
5449 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5450 HOST_WIDE_INT and not int.
5451 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5452 CONST_OK_FOR_N): Likewise.
5453 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5454 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5457 2007-01-10 Jan Hubicka <jh@suse.cz>
5459 * tree-vrp.c (remove_range_assertions): Release defs.
5460 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5461 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5463 2007-01-10 Paul Brook <paul@codesourcery.com>
5465 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5466 * config/arm/arm.md (mulsi3subsi): New insn.
5468 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5470 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5471 (tree_transform_and_unroll_loop): New.
5472 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5475 2007-01-10 Robert Kennedy <jimbob@google.com>
5477 * fold-const.c (fold_comparison): Fold comparisons like (x *
5478 1000 < 0) to (x < 0).
5480 2007-01-10 Ian Lance Taylor <iant@google.com>
5482 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5483 operands have the same priority.
5485 2007-01-10 Tom Tromey <tromey@redhat.com>
5487 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5488 (fold_binary): Likewise.
5489 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5490 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5491 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5492 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5493 * langhooks.h (struct lang_hooks): Removed field
5494 'can_use_bit_fields_p'.
5496 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5498 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5500 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5502 * function.c (get_last_funcdef_no): New function.
5503 * function.h (get_last_funcdef_no): Declare.
5504 * tree-inline.c (initialize_cfun): Add initialization.
5505 (tree_function_versioning): Cleanup.
5507 2007-01-10 Jan Hubicka <jh@suse.cz>
5509 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5512 2007-01-10 Sa Liu <saliu@de.ibm.com>
5513 Ben Elliston <bje@au.ibm.com>
5515 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5516 for SAVE_NONLOCAL and Pmode for any other save level.
5517 * spu-protos.h (spu_restore_stack_block): Declare.
5518 * spu.md (save_stack_block): Remove.
5519 (restore_stack_block): Call spu_restore_stack_block.
5520 * spu.c (spu_restore_stack_block): New function.
5521 (spu_expand_epilogue): Remove old comment.
5523 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5525 PR tree-optimization/30322
5526 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5527 (cand_value_at): Return the value as aff_tree.
5528 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5529 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5530 aff_combination_mult): New functions.
5531 (aff_combination_add): Use aff_combination_add_cst.
5532 (aff_combination_convert): Allow conversions to a wider type.
5533 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5534 * tree-affine.h (aff_combination_mult): Declare.
5536 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5538 * doc/tm.texi: Update documentation to reflect reality of exec
5539 and start file search behaviours. Update copyright year.
5540 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5541 header file directories.
5543 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5546 (*cosxf2): Rename to cosxf2_i387.
5547 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5548 using X87MODEF12 mode macro. Rename patterns to
5549 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5551 (*cosdf2, *cossf2): Ditto.
5552 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5553 to match extended input operands.
5554 (sincos<mode>3): New expander.
5555 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5556 insn patterns and corresponding splitters.
5558 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5560 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5561 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5563 2007-01-09 Nicolas Pitre <nico@cam.org>
5566 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5568 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5570 * target.h (struct gcc_target): New field library_rtti_comdat.
5571 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5572 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5573 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5574 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5576 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5578 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5580 2007-01-08 Richard Guenther <rguenther@suse.de>
5582 * tree.h (force_fit_type_double): Export.
5583 (force_fit_type): Remove.
5584 * fold-const.c (force_fit_type_double): New function.
5585 (force_fit_type): Remove.
5586 (int_const_binop): Use it.
5587 (fold_convert_const_int_from_int): Likewise.
5588 (fold_convert_const_int_from_real): Likewise.
5589 (fold_div_compare): Likewise.
5590 (fold_sign_changed_comparison): Likewise.
5591 (fold_unary): Likewise.
5592 (fold_negate_const): Likewise.
5593 (fold_abs_const): Likewise.
5594 (fold_not_const): Likewise.
5595 * c-common.c (shorten_compare): Use force_fit_type_double.
5596 * convert.c (convert_to_pointer): Likewise.
5598 2007-01-08 Richard Guenther <rguenther@suse.de>
5600 * tree.h (build_int_cst_wide_type): Export.
5601 * tree.c (build_int_cst_wide_type): New function.
5602 (build_int_cst_wide): Fix comment.
5603 * builtins.c (fold_builtin_object_size): Use build_int_cst
5604 to build -1 or 0 of the correct type. Use fit_double_type
5605 to check for overflow.
5606 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5608 (decode_field_reference): Likewise.
5609 (all_ones_mask_p): Likewise.
5610 (native_interpret_int): Use build_int_cst_wide_type.
5611 (fold_binary): Use build_int_cst_type to build an all-ones
5613 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5615 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5617 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5619 2007-01-09 Ben Elliston <bje@au.ibm.com>
5621 * genautomata.c (STATS_OPTION): New option.
5622 (stats_flag): New flag.
5623 (gen_automata_option): Handle it.
5624 (initiate_automaton_gen): Ditto.
5625 (write_automata): Output statistics only if stats_flag is
5626 set. Likewise, output time statistics only if time_flag is set.
5627 * doc/md.texi (Processor pipeline description): Document new flag.
5629 2007-01-08 Richard Guenther <rguenther@suse.de>
5631 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5632 * tree.c (build_int_cst_type): Likewise.
5633 (size_in_bytes): Don't call force_fit_type on the result.
5634 (int_fits_type_p): Use fit_double_type.
5635 * fold-const.c (fit_double_type): New function.
5636 (force_fit_type): Use it.
5637 * tree.h (fit_double_type): Export.
5639 2007-01-08 Jan Hubicka <jh@suse.cz>
5641 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5642 * ipa.c (function_and_variable_visibility): Fix return type.
5644 2007-01-08 Richard Guenther <rguenther@suse.de>
5646 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5647 of offset to build the index.
5648 * tree-pretty-print.c (dump_generic_node): Don't build negated
5649 const just for printing.
5650 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5651 * builtins.c (fold_builtin_int_roundingfn): Check if result
5652 fits the type by using force_fit_type and comparing the result.
5653 * predict.c (predict_loops): Use compare_tree_int for comparison.
5654 * tree.c (build_int_cst): Fall back to integer_type_node for
5656 (build_int_cst_wide): Assert type is non-null.
5658 2007-01-08 Roberto Costa <roberto.costa@st.com>
5660 * tree-vrp.c (extract_range_from_cond_expr): New.
5661 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5662 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5664 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5665 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5666 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5667 used as expressions.
5668 * tree-object-size.c (cond_expr_object_size): New.
5669 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5671 2007-01-08 Jan Hubicka <jh@suse.cz>
5673 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5674 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5677 2007-01-08 Richard Guenther <rguenther@suse.de>
5679 PR tree-optimization/23603
5680 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5681 (extract_range_from_binary): Fall back to truthvalue instead of
5682 varying for TRUTH_*_EXPR.
5683 (extract_range_from_comparison): Fall back to truthvalue instead of
5685 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5686 if all visited PHI values were constant.
5688 2007-01-08 Jan Hubicka <jh@suse.cz>
5690 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5691 (cgraph_analyze_function): break out from ...
5692 (cgraph_finalize_compilation_unit): ... here.
5693 (cgraph_expand_function): Remove forgoten commented out line.
5694 (cgraph_optimize): Analyze functions.
5696 2007-01-08 Jan Hubicka <jh@suse.cz>
5698 * tree-pas.h (TODO_remove_function): New flag.
5699 (TODO_update*): Renumber.
5700 (pass_ipa_increase_alignment,
5701 pass_ipa_function_and_variable_visibility): New passes.
5702 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5703 (cgraph_function_and_variable_visibility): Move to ipa.c
5704 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5705 cgraph_increase_alignment.
5706 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5707 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5708 calling tree-inline.
5709 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5710 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5711 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5712 (gate_increase_alignment): New function.
5713 (pass_ipa_increase_alignment): New pass.
5714 * ipa.c: Inline tree-pass.h and timevar.h
5715 (function_and_variable_visibility): Move here from cgraphunit.c
5716 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5717 * passes.c (init_optimization_passes): Add the two new passes.
5718 (execute_todo): Handle cgraph_remove_functions.
5720 2007-01-08 Nick Clifton <nickc@redhat.com>
5722 * config/frv/predicates.md (reg_or_0_operand): Accept
5725 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5727 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5728 * config.gcc: Add bfin*-rtems*.
5730 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5732 * c.opt: Add -flax-vector-conversions.
5733 * c-typeck.c (convert_for_assignment): Pass flag to
5734 vector_types_convertible_p to allow emission of note.
5735 (digest_init): Likewise.
5736 * c-opts.c: Handle -flax-vector-conversions.
5737 * c-common.c (flag_lax_vector_conversions): New.
5738 (vector_types_convertible_p): Unless -flax-vector conversions
5739 has been passed, disallow conversions between vectors with
5740 differing numbers of subparts and/or element types. If such
5741 a conversion is disallowed, possibly emit a note on the first
5742 occasion only to inform the user of -flax-vector-conversions.
5743 The new last argument specifies this.
5744 * c-common.h (flag_lax_vector_conversions): New.
5745 (vector_types_convertible_p): Add extra argument.
5746 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5747 char_type_node for V*QI type vectors.
5748 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5749 Update to satisfy new typechecking rules.
5750 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5752 * doc/invoke.texi (C Dialect Options): Document
5753 -flax-vector-conversions.
5755 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5757 PR tree-optimization/29877
5758 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5759 a register variable on the RHS to not be replaceable.
5761 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5762 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5763 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5764 const_simm15, const_pow2, const_npow2): Added.
5765 * config/score/misc.md (insv, extv, extzv, movmemsi,
5766 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5767 * config/score/score.c (score_address_cost, score_select_cc_mode):
5769 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5770 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5771 Update score_print_operand.
5772 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5773 Adjust register allocate order and update some macro define.
5774 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5775 mdx_block_move_straight, mdx_block_move_loop_head,
5776 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5777 mdx_block_move): Added.
5778 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5779 mdp_limm): Updated and fix some bug and typo.
5780 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5781 (movsf, movdf, doloop_end): Added.
5783 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5785 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5786 config/arm/thumb2.md: Fix comment typos.
5787 * doc/extend.texi: Fix a typo.
5789 2007-01-07 Eric Christopher <echristo@apple.com>
5791 * configure.ac: Check for __stack_chk_fail for darwin.
5792 * configure: Regenerate.
5794 2007-01-07 Richard Guenther <rguenther@suse.de>
5796 * tree-vrp.c (extract_range_from_assert): CSE calls to
5797 compare_values where possible.
5798 (extract_range_from_unary_expr): Likewise.
5800 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5802 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5803 * config/avr/avr.c (call_insn_operand): Delete function.
5804 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5805 instead of register number. Use predicates.
5806 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5807 call_insn_operand): Add.
5809 2007-01-06 Jan Hubicka <jh@suse.cz>
5811 * tree-pass.h (pass_build_cgraph_edges): Declare.
5812 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5813 (visited_nodes): Remove.
5814 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5815 build_cgrpah_edges; make visited_nodes local.
5816 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5817 (record_references_in_initializer): Move to cgraphbuild.c
5818 (initialize_inline_failed, rebuild_cgraph_edges,
5819 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5820 (verify_cgraph_node): Make visited_nodes local.
5821 (cgraph_analyze_function): Do not call cgraph_create_edges and
5822 initialize_inline_failed.
5823 (cgraph_expand_function): Do not call cgraph_lower_function;
5824 assert that function is already lowered.
5825 * Makefile.in (cgraphbuild.o): New.
5826 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5827 at the end of lowering passes.
5829 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5831 * ifcvt.c (cond_move_convert_if_block): New function, code
5832 factored out from...
5833 (cond_move_process_if_block): ...here. Call the new function
5834 on the THEN and ELSE blocks.
5835 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5836 already takes care of this.
5838 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5841 * tree.h (TREE_OVERFLOW_P): New.
5842 * c-typeck.c (parser_build_unary_op): Warn only if result
5843 overflowed and operands did not.
5844 (parser_build_binary_op): Likewise.
5845 (convert_for_assignment): Remove redundant overflow_warning.
5846 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5848 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5850 * c-typeck.c (store_init_value): Split over two lines to follow
5851 the GNU coding style.
5853 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5855 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5856 __GXX_EXPERIMENTAL_CXX0X__.
5857 * doc/cpp.texi: Same.
5859 2007-01-05 Richard Guenther <rguenther@suse.de>
5862 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5863 with mismatched types. Instead explicitly build a
5864 conversion NOP_EXPR.
5866 2007-01-05 Ian Lance Taylor <iant@google.com>
5868 * c-common.c (decl_with_nonnull_addr_p): New function.
5869 (c_common_truthvalue_conversion): Call it.
5870 * c-typeck.c (build_binary_op): Likewise.
5871 * c-common.h (decl_with_nonnull_addr_p): Declare.
5873 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5876 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5879 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5881 * doc/install.texi (Final install): Document the fact that
5882 the GNAT runtime should not be stripped.
5884 2007-01-04 Jan Hubicka <jh@suse.cz>
5886 * tree-inline.c (fold_marked_statements): Update operand caches
5887 and EH after folding
5889 2007-01-04 Ian Lance Taylor <iant@google.com>
5891 * c-common.c (check_function_nonnull): Whitespace fix.
5893 2007-01-04 Jan Hubicka <jh@suse.cz>
5895 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5896 comitted older version of patch.
5897 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5898 function, celanup cfg and collect garbage.
5900 2007-01-04 Mike Stump <mrs@apple.com>
5902 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5905 2007-01-04 Eric Christopher <echristo@apple.com>
5907 * libgcc2.c (__bswapsi2): Use SItype.
5908 (__bswapdi2): Use DItype.
5909 * libgcc2.h: Update for above.
5911 2007-01-04 Paul Brook <paul@codesourcery.com>
5913 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5914 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5915 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5916 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5917 umulsi3_highpart): Make conditional on !arm_arch6.
5918 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5919 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5920 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5921 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5922 umulsi3_highpart_v6): New insns.
5924 2007-01-04 Roger Sayle <roger@eyesopen.com>
5926 * fold-const.c (fold_convert): When casting an expression to void,
5927 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5928 have a type. Instead of attempting to build a NOP_EXPR, return
5929 these "special" trees directly.
5931 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5933 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5934 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5935 rs6000_cost->fp not 0 as adjustment for outer NEG.
5937 2007-01-04 Jan Hubicka <jh@suse.cz>
5939 * cgraph.c (cgraph_release_function_body): New function.
5940 (cgraph_remove_node): Use it.
5941 * cgraph.h (cgraph_release_function_body): Declare.
5942 * cgraphunit.c (cgraph_expand_function): Use it.
5943 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5944 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5945 is initialized and while compilation of other function is running.
5946 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5947 statement CFG annotations from here to ...
5948 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5950 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5952 * cfgloop.h (enum li_flags): Make the constants powers of two.
5954 2007-01-04 Jan Hubicka <jh@suse.cz>
5956 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5958 (fold_marked_statements): New function.
5959 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5960 * tree-inline.h (copy_body_data): Add statements_to_fold.
5962 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5964 * config.gcc: Mention libgcc/config.host.
5965 * Makefile.in: Update comments mentioning libgcc.
5966 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5967 (all.cross, start.encap, rest.encap, rest.cross): Update
5968 dependencies for libgcc move.
5969 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5970 (clean-target, clean-target-libgcc): Delete.
5971 (srcdirify, GCC_EXTRA_PARTS): New macros.
5972 (libgcc-support, libgcc.mvars): New rules.
5973 (distclean): Remove mention of mklibgcc.
5974 (install): Don't reference INSTALL_LIBGCC.
5975 (install-common): Don't reference EXTRA_PARTS.
5976 (install-libgcc, install-multilib): Delete rules.
5977 * mklibgcc.in: Delete file.
5978 * doc/configfiles.texi: Don't mention mklibgcc.
5980 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5981 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5982 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5983 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5984 (mklibgcc, ldblspecs): Likewise.
5986 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5987 (posixpre.def): Use $(T).
5988 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5989 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5990 (SHLIB_LINK): Make dummy.
5991 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5993 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5995 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5996 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5997 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5998 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6000 * configure.ac (all_outputs): Remove mklibgcc.
6001 * configure: Regenerated.
6003 2007-01-03 Josh Conner <jconner@apple.com>
6006 * calls.c (compute_argument_addresses): Set stack and stack_slot
6007 for partial args, too.
6008 (store_one_arg): Use locate.size.constant for the size when
6009 generating a save_area.
6011 2007-01-03 Robert Kennedy <jimbob@google.com>
6013 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6014 whose definitions are deleted due to basic block merging.
6016 2007-01-03 Paul Brook <paul@codesourcery.com>
6019 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6021 (use_return_insn): Return 0 for Thumb interrupt functions.
6022 (print_multi_reg): Add rfe argument for IRQ returns.
6023 (arm_output_epilogue): Pop interrupt return address directly into PC.
6024 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6026 2007-01-03 Paul Brook <paul@codesourcery.com>
6028 Merge from sourcerygxx-4_1.
6029 * config/arm/thumb2.md: New file.
6030 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6032 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6033 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6034 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6035 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6037 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6038 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6040 * config/arm/ieee754-sf.S: Ditto.
6041 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6042 (thumb1_base_register_rtx_p): ... to this.
6043 (thumb_index_register_rtx_p): Rename...
6044 (thumb1_index_register_rtx_p): ... to this.
6045 (thumb_output_function_prologue): Rename...
6046 (thumb1_output_function_prologue): ... to this.
6047 (thumb_legitimate_address_p): Rename...
6048 (thumb1_legitimate_address_p): ... to this.
6049 (thumb_rtx_costs): Rename...
6050 (thumb1_rtx_costs): ... to this.
6051 (thumb_compute_save_reg_mask): Rename...
6052 (thumb1_compute_save_reg_mask): ... to this.
6053 (thumb_final_prescan_insn): Rename...
6054 (thumb1_final_prescan_insn): ... to this.
6055 (thumb_expand_epilogue): Rename...
6056 (thumb1_expand_epilogue): ... to this.
6057 (arm_unwind_emit_stm): Rename...
6058 (arm_unwind_emit_sequence): ... to this.
6059 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6060 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6061 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6062 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6063 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6064 thumb2_output_casesi): New functions.
6065 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6066 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6067 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6068 THUMB2_WORK_REGS): Define.
6069 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6070 arm_condexec_mask, arm_condexec_masklen)): New variables.
6071 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6072 (arm_override_options): Check new CPU capabilities.
6073 Set new architecture flag variables.
6074 (arm_isr_value): Handle v7m interrupt functions.
6075 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6077 (const_ok_for_arm): Handle Thumb-2 constants.
6078 (arm_gen_constant): Ditto. Use movw when available.
6079 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6081 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6082 (thumb_find_work_register, arm_load_pic_register,
6083 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6084 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6085 print_multi_reg, output_mov_long_double_fpa_from_arm,
6086 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6087 output_mov_double_fpa_from_arm, output_move_double,
6088 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6089 output_return_instruction, arm_output_function_prologue,
6090 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6091 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6092 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6093 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6094 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6095 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6097 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6098 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6099 (arm_file_start): Output directive for unified syntax.
6100 (arm_unwind_emit_set): Handle stack alignment instruction.
6101 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6102 Add v6t2, v7, v7a, v7r and v7m.
6103 (RETLDM): Add Thumb-2 code.
6104 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6105 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6106 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6107 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6108 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6109 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6110 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6111 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6112 ADJUST_INSN_LENGTH): Define.
6113 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6114 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6115 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6116 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6117 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6118 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6119 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6120 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6121 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6122 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6123 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6124 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6125 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6126 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6127 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6128 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6129 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6131 * config/arm/arm-tune.md: Regenerate.
6132 * config/arm/arm-protos.h: Update prototypes.
6133 * config/arm/vfp.md: Enable patterns for Thumb-2.
6134 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6135 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6136 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6137 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6138 * config/arm/libunwind.S: Add Thumb-2 code.
6139 * config/arm/constraints.md: Update include Thumb-2.
6140 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6141 * config/arm/ieee754-df.S: Ditto.
6142 * config/arm/bpabi.S: Ditto.
6143 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6144 * config/arm/predicates.md (low_register_operand,
6145 low_reg_or_int_operand, thumb_16bit_operator): New.
6146 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6147 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6148 * config/arm/t-arm-elf: Add armv7 multilib.
6149 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6151 (UNSPEC_STACK_ALIGN, ce_count): New.
6152 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6153 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6155 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6156 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6157 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6158 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6159 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6160 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6162 * doc/extend.texi: Document ARMv7-M interrupt functions.
6163 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6165 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6167 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6168 (struct _Unwind_Context): Rename args_size to flags, remove
6169 signal_frame field, add a new args_size field and version field.
6170 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6171 _Unwind_IsExtendedContext): New inline functions.
6172 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6173 Assume by_value array is only present if _Unwind_IsExtendedContext.
6174 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6175 _Unwind_IsSignalFrame.
6176 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6177 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6178 (uw_init_context_1): Initialize context->flags to
6179 EXTENDED_CONTEXT_BIT.
6180 * config/rs6000/linux-unwind.h (frob_update_context): Use
6181 _Unwind_SetSignalFrame.
6183 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6186 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6187 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6190 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6192 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6193 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6194 RET, AT_SP): Remove.
6195 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6198 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6199 * cfgbuild.c (find_basic_blocks): Likewise.
6200 * cfgrtl.c (rtl_create_basic_block): Likewise.
6201 * function.c (temp_slots_at_level): Likewise.
6202 * reg-stack.c (stack_regs_mentioned): Likewise.
6203 * regclass.c (allocate_reg_info): Likewise.
6204 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6205 set_bb_for_stmt, move_block_to_fn): Likewise.
6206 * tree-complex.c (tree_lower_complex): Likewise.
6207 * vec.h (VEC_safe_grow_cleared): New.
6209 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6211 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6213 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6214 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6216 * cfgloopmanip.c (scale_loop_frequencies): Export.
6217 (loopify): Scale the frequencies by prescribed coefficients.
6218 (set_zero_probability): New function.
6219 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6220 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6221 and frequencies according to arguments.
6222 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6224 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6225 * modulo-sched.c (sms_schedule): Set probabilities for entering
6226 versioned loop correctly.
6227 * tree-vect-transform.c (vect_transform_loop): Ditto.
6228 * cfgloop.h (loopify, loop_version): Declaration changed.
6229 (scale_loop_frequencies): Declared.
6231 2007-01-02 Jan Hubicka <jh@suse.cz>
6233 * cgraph.c: Include tree-flow.h
6234 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6236 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6237 * tree-pass.h (pass_all_early_optimizations): Declare.
6238 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6240 (cgraph_analyze_function): Do early_local_passes.
6241 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6242 Do not add referenced vars.
6243 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6245 (gate_all_early_local_passes): New gate.
6246 (pass_early_local_passes): Use new gate.
6247 (execute_early_local_optimizations): New functions.
6248 (gate_all_early_optimizations): New gate.
6249 (pass_all_early_optimizations): New pass.
6250 (execute_free_datastructures): Free SSA only when initialized.
6251 (gate_init_datastructures): Init only when optimizing.
6252 (tree_lowering_passes): Do early local passes when called late.
6253 * tree-profile.c (do_tree_profiling): Don't profile functions added
6255 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6256 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6258 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6259 during early_local_passes.
6260 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6263 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6265 * Makefile.in: Update copyright year.
6267 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6269 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6270 in $(lang_checks) and check-consistency targets.
6272 2007-01-02 Jan Hubicka <jh@suse.cz>
6274 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6275 Do not add referenced vars.
6276 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6278 * passes.c (init_optimization_passes): Put mudflap_2 after
6279 free_datastructures.
6281 2007-01-02 Jan Hubicka <jh@suse.cz>
6283 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6284 Set NOTHROW flag on call statements proved to be nothrow.
6285 Update statement of local calls so new pure/const functions are
6286 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6288 (tree_rest_of_compilation): Register hooks and initialize bitmap
6289 early. Do not set after_inlining flag.
6291 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6293 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6294 HOST_BITS_PER_LONGLONG
6296 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6299 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6300 warning for non-static initializers.
6302 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6304 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6305 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6306 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6307 Always use set_unique_reg_note to add REG_EQUAL notes.
6309 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6312 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6314 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6315 * cfgbuild.c (find_basic_blocks): Likewise.
6316 * cfgrtl.c (rtl_create_basic_block): Likewise.
6317 * function.c (temp_slots_at_level): Likewise.
6318 * reg-stack.c (stack_regs_mentioned): Likewise.
6319 * regclass.c (allocate_reg_info): Likewise.
6320 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6321 set_bb_for_stmt, move_block_to_fn): Likewise.
6322 * tree-complex.c (tree_lower_complex): Likewise.
6323 * vec.h (VEC_safe_grow_cleared): New.
6325 2007-01-02 Ian Lance Taylor <iant@google.com>
6327 * c-common.c (c_common_truthvalue_conversion): When warning about
6328 using an assignment as a truth value, set TREE_NO_WARNING.
6330 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6333 * c.opt (Wold-style-declaration): New.
6334 * doc/invoke.texi (C-only Warning Options): New.
6335 (Wold-style-declaration): Document it.
6336 (Wextra): Enabled by -Wextra.
6337 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6338 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6339 -Wold-style-declaration.
6341 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6343 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6344 * cfgbuild.c (find_basic_blocks): Likewise.
6345 * cfgrtl.c (rtl_create_basic_block): Likewise.
6346 * function.c (temp_slots_at_level): Likewise.
6347 * reg-stack.c (stack_regs_mentioned): Likewise.
6348 * regclass.c (allocate_reg_info): Likewise.
6349 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6350 set_bb_for_stmt, move_block_to_fn): Likewise.
6351 * tree-complex.c (tree_lower_complex): Likewise.
6352 * vec.h (VEC_safe_grow_cleared): New.
6354 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6356 * c-common.c (c_common_nodes_and_builtins): Since variants of
6357 void_type_node get built before it is given a name, we need to
6358 give those variants the name, too.
6359 (complete_array_type): We need to work with the canonical main
6360 type of the array, from which we will build the qualified version.
6361 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6362 * print-tree.c (print_node): Display canonical type information
6364 * stor-layout.c (layout_type): When we don't know the
6365 alignment of a type for which we're building an array, we end up
6366 guessing wrong, so make the type require structural equality.
6367 * tree.c (make_node_stat): When we build a new type, it is its
6369 (build_type_attribute_qual_variant): When building an attribute
6370 variant, its canonical type is the non-attribute variant. However,
6371 if the attributes are target-dependent and they differ, we need to
6372 use structural equality checks for this type.
6373 (build_qualified_type): A qualified type is not equivalent to its
6374 unqualified variant; set the canonical type appropriately.
6375 (build_distinct_type_copy): When building a distinct type from
6376 another type, the new type is its own canonical type.
6377 (build_variant_type_copy): When building a new type variant, we
6378 assume that it is equivalent to the original type.
6379 (build_pointer_type_for_mode): When building a pointer type, also
6380 build a canonical type pointer.
6381 (build_reference_type_for_mode): When building a reference type,
6382 also build a canonical type reference.
6383 (build_index_type): When we can't hash an index type (e.g.,
6384 because its maximum value is negative), the index type requires
6385 structural equality tests.
6386 (build_array_type): Build the canonical form of an array type.
6387 (build_function_type): Function types require structural equality,
6388 because they contain default arguments, attributes, etc.
6389 (build_method_type_directly): Ditto for method types.
6390 (build_offset_type): Build the canonical offset type.
6391 (build_complex_type): Build the canonical vector type.
6392 (make_vector_type): Build the canonical vector type.
6393 * tree.h (TYPE_CANONICAL): New.
6394 (TYPE_STRUCTURAL_EQUALITY_P): New.
6395 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6396 (struct tree_type): Added "canonical" field.
6397 * params.h (VERIFY_CANONICAL_TYPES): New.
6398 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6399 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6400 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6401 * doc/invoke.texi (verify-canonical-types): Document --param
6402 parameter for verifying canonical types.
6404 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6406 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6407 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6408 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6409 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6411 * config/rs6000/e500.h: New.
6412 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6413 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6415 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6416 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6417 TARGET_E500_DOUBLE): Remove.
6418 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6419 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6420 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6421 * config/rs6000/rs6000.c (rs6000_override_options): Use
6424 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6426 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6427 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6428 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6429 rs6000_emit_cmove): Don't check TARGET_E500.
6430 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6431 sordered): Don't check TARGET_E500.
6433 2007-01-01 Eric Christopher <echristo@apple.com>
6435 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6436 HARD_REGISTER_NUM_P.
6438 2007-01-01 Roger Sayle <roger@eyesopen.com>
6440 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6441 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6442 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6445 2007-01-01 Mike Stump <mrs@apple.com>
6447 * configure.ac: Remove support for building with Apple's gcc-3.1.
6449 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6452 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6453 REG is a hard register. Do not modify REG before calling
6455 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6456 multiple of the size of YMODE for certain lowpart cases.
6458 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6461 * gimplify (voidify_wrapper_expr): Update for
6464 2007-01-01 Andreas Schwab <schwab@suse.de>
6467 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6468 save of BR0 in extra_spill_size instead of spill_size.
6469 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6471 (ia64_expand_epilogue): Restore BR0 from its new location.
6473 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6475 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6476 Use a temporary variable if the left hand side is not a gimple
6479 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6481 * gimplify.c (gimplify_return_expr): Make the temporary variable
6482 for the return expression, a gimple register variable.
6484 2007-01-01 Jan Hubicka <jh@suse.cz>
6486 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6489 2007-01-01 Mike Stump <mrs@apple.com>
6491 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6493 * config/darwin.c (machopic_select_rtx_section): Use
6495 (darwin_mergeable_constant_section): Likewise.
6496 * configure: Regenerate.
6497 * config.in: Regenerate.
6499 2007-01-01 Jan Hubicka <jh@suse.cz>
6500 Andrew Pinski <pinskia@gmail.com>
6502 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6503 before starting IPA passes.