1 2007-02-24 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (fold_binary): Fold x +- CST op x for
7 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11 2007-02-24 Jan Hubicka <jh@suse.cz>
13 * cgraphunit.c (decide_is_function_needed): Honor
14 -fkeep-inline-functions.
16 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * builtins.c (fold_builtin_modf): New.
19 (fold_builtin_2): Use it.
21 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24 (determine_max_iter): Take additional LOOP arg; all callers changed.
25 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26 one using simplifications.
27 (simplify_using_initial_values): Return if the expression becomes
28 invalid due to altered regs.
30 2007-02-23 DJ Delorie <dj@redhat.com>
32 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
34 2007-02-23 Mike Stump <mrs@apple.com>
36 * tlink.c (scan_linker_output): Parse linker messages from
37 darwin9's linker better.
39 2007-02-23 Steve Ellcey <sje@cup.hp.com>
42 * varpool.c (varpool_assemble_pending_decls): Set
43 varpool_last_needed_node to null.
45 2007-02-23 DJ Delorie <dj@redhat.com>
47 * config/i386/i386.c (ix86_data_alignment): Don't specify an
48 alignment bigger than the object file can handle.
50 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
53 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
54 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
55 (*movsf_1): Penalize MMX moves.
57 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
59 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
60 2^32-1 or more times unless flag_unsafe_loop_optimizations.
62 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
64 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
66 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
67 (fold_builtin_1): Use them.
68 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
71 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
73 * config/i386/i386.c (bdesc_1arg): Initialize
74 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
75 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
76 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
77 and IX86_BUILTIN_MOVSLDUP.
79 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
81 PR rtl-optimization/30841
82 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
84 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
86 * builtins.c (fold_builtin_frexp): New.
87 (fold_builtin_2): Use it.
89 2007-02-22 Mark Mitchell <mark@codesourcery.com>
91 * doc/invoke.texi (Spec Files): Document getenv spec function.
93 * gcc.c (getenv_spec_function): New function.
94 (static_spec_functions): Add it.
95 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
96 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
99 2007-02-22 Michael Matz <matz@suse.de
102 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
103 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
105 2007-02-22 Ian Lance Taylor <iant@google.com>
108 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
109 (mem_loc_descriptor): Call it.
111 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
112 Ira Rosen <irar@il.ibm.com>
114 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
116 2007-02-22 Ira Rosen <irar@il.ibm.com>
118 PR tree-optimization/30843
119 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
120 stores only after all the group is vectorized.
122 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
124 PR tree-optimization/30858
125 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
126 in the reduction cycle have a single use in the loop.
127 * tree-vectorizer.h (relevant): Add documentation.
129 2007-02-20 Mike Stump <mrs@apple.com>
131 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
132 * configure: Regenerate.
134 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
136 Change the defaults of some parameters and options.
137 * config/spu/spu-protos.h (spu_optimization_options): Declare.
138 * config/spu/spu.c (spu_optimization_options): Add.
139 (spu_override_options): Change params in spu_optimization_options.
140 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
142 Register 127 is only 16 byte aligned when used as a frame pointer.
143 * config/spu/spu-protos.h (spu_init_expanders): Declare.
144 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
145 HARD_FRAME_POINTER_REGNUM.
146 (spu_legitimate_address): Use regno_aligned_for_reload.
147 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
148 aligned when frame_pointer_needed is true.
149 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
151 * config/spu/spu.h (INIT_EXPANDERS): Define.
153 Make sure shift and rotate instructions have valid immediate operands.
154 * config/spu/predicates.md (spu_shift_operand): Remove.
155 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
156 * config/spu/constraints.md (W, O): Extend range.
157 * config/spu/spu.md (umask, nmask): Define.
158 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
159 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
160 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
161 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
162 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
163 (lshr<mode>3_reg): Fix rtl description.
165 Make sure mulhisi immediate operands are valid.
166 * config/spu/predicates.md (imm_K_operand): Add.
167 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
169 Generate constants using fsmbi and andi.
170 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
171 (print_operand, spu_split_immediate, classify_immediate,
172 fsmbi_const_p): Handle IC_FSMBI2.
174 Correctly handle a CONST_VECTOR containing symbols.
175 * config/spu/spu.c (print_operand): Handle HIGH correctly.
176 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
177 (immediate_load_p): Allow symbols that use 2 instructions to create.
178 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
179 with symbols when flag_pic is set.
180 (const_vector_immediate_p): New.
181 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
182 accept a CONST_VECTOR with symbols.
183 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
184 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
186 * config/spu/spu.md (high, low): Delete.
187 (low_<mode>): Define.
189 Remove INTRmode and INTR_REGNUM, which didn't work.
190 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
192 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
193 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
194 peephole2 pattern): Don't use INTR or 131.
196 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
197 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
198 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
199 (UNSPEC_SET_INTR): Add.
200 * config/spu/spu-modes.def (INTR): Remove.
202 More accurate warnings about run-time relocations.
203 * config/spu/spu.c (reloc_diagnostic): Test in_section.
205 Correctly warn about immediate arguments to specific intrinsics.
206 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
207 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
208 the instruction predicate.
210 Fix tree check errors with latest update.
211 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
213 (spu_expand_builtin): Use CALL_EXPR_FN.
215 Add missing specific intrinsics.
216 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
218 * config/spu/spu_internals.h: Ditto.
220 Fix incorrect operand modifiers.
221 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
222 * config/spu/spu.md (xor<mode>3): Change %S to %J.
224 Optimize one case of zero_extend of a vec_select.
225 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
227 Accept any immediate for hbr.
228 * config/spu/spu.md (hbr): Change s constraints to i.
230 2007-02-21 Paul Brook <paul@codesourcery.com>
232 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
233 condexec_count when skipping USE and CLOBBER.
235 2007-02-21 Nick Clifton <nickc@redhat.com>
237 * common.opt (Warray-bounds): Add Warning attribute.
238 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
240 (fsized-zeroes): Add Optimization attribute.
241 (fsplit-wide-types, ftree-scev-cprop): Likewise.
242 * c.opt (Wc++0x-compat): Add Warning attribute.
244 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
247 * reload1.c (eliminate_regs_in_insn): In the single_set special
248 case, attempt to re-recognize the insn before falling back to
249 having reload fix it up.
251 2007-02-20 Eric Christopher <echristo@gmail.com>
253 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
255 (frv_read_iacc_argument): Ditto.
256 (frv_expand_set_builtin): Take a call instead of arglist, update for
258 (frv_expand_unop_builtin): Ditto.
259 (frv_expand_binop_builtin): Ditto.
260 (frv_expand_cut_builtin): Ditto.
261 (frv_expand_binopimm_builtin): Ditto.
262 (frv_expand_voidbinop_builtin): Ditto.
263 (frv_expand_int_void2arg): Ditto.
264 (frv_expand_prefetches): Ditto.
265 (frv_expand_voidtriop_builtin): Ditto.
266 (frv_expand_voidaccop_builtin): Ditto.
267 (frv_expand_load_builtin): Ditto.
268 (frv_expand_store_builtin): Ditto.
269 (frv_expand_mdpackh_builtin): Ditto.
270 (frv_expand_mclracc_builtin): Ditto.
271 (frv_expand_mrdacc_builtin): Ditto.
272 (frv_expand_mwtacc_builtin): Ditto.
273 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
276 2007-02-20 Janis Johnson <janis187@us.ibm.com>
278 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
279 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
281 (HAVE_GAS_DFP): Check for assembler support of decimal floating
283 * configure: Regenerate.
284 * config.in: Regenerate.
285 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
286 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
287 masks to power6 and power6x and to POWERPC_MASKS.
288 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
290 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
291 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
292 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
293 Access PROTOTYPE as variable, not mask.
295 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
297 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
298 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
299 * combine.c (adjust_for_new_dest): Use it.
300 * postreload.c (reload_combine): Likewise.
302 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
304 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
305 notes on an insn with multiple sets, even if single_set returns
306 non-NULL for that insn.
308 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
310 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
313 2007-02-20 Geoffrey Keating <geoffk@apple.com>
315 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
316 if user didn't pass it.
317 * config/i386/darwin.h (CC1_SPEC): Likewise.
318 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
319 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
320 -mmacosx-version-min.
322 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
323 Uros Bizjak <ubizjak@gmail.com>
325 * optabs.h (enum optab_index): Add new OTI_scalb.
326 (scalb_optab): Define corresponding macro.
327 * optabs.c (init_optabs): Initialize scalb_optab.
328 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
330 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
331 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
332 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
333 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
334 flag_unsafe_math_optimizations is set.
336 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
337 to implement scalbf, scalb and scalbl built-ins as inline x87
340 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
341 DJ Delorie <dj@redhat.com>
344 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
345 (diagnostic_report_diagnostic): ... here, and turn them into real
346 errors. If warnings are inhibited, no need to do anything.
348 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
350 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
351 better code generation.
353 2007-02-20 Ben Elliston <bje@au.ibm.com>
355 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
357 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
359 * config/alpha/alpha.c, config/alpha/alpha.md,
360 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
361 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
362 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
363 config/arm/lib1funcs.asm: Follow spelling conventions.
365 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
366 config/fr30/fr30.md, config/i386/i386.h,
367 config/iq2000/iq2000.h, config/iq2000/predicates.md,
368 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
369 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
370 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
371 config/rs6000/altivec.md, config/rs6000/rs6000.c,
372 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
373 config/sparc/sparc.c, config/sparc/sparc.h,
374 config/sparc/sparc.md, config/spu/constraints.md,
375 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
378 2007-02-20 Alan Modra <amodra@bigpond.net.au>
381 * varasm.c (use_blocks_for_decl_p): Return false for decls with
384 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
386 * doc/invoke.texi (-ftree-lrs): Remove.
388 2007-02-19 Diego Novillo <dnovillo@redhat.com>
390 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
393 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
395 * config/ia64/ia64.c (ia64_expand_builtin): Use the
396 new CALL_EXPR_FN macro for retrieving the function
397 declaration of the input expression.
399 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
401 * c.opt (Waddress): New.
402 * common.opt (Walways-true): Delete.
403 (Wstring-literal-comparison): Delete.
404 * doc/invoke.texi (Warning Options): Delete -Walways-true and
405 -Wstring-literal-comparison. Add -Waddress.
407 (Walways-true): Delete.
408 (Wstring-literal-comparison): Delete.
409 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
410 consistently instead of -Walways-true in example.
411 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
412 * c-typeck.c (parser_build_binary_op): Replace
413 -Wstring-literal-comparison and -Walways-true with -Waddress.
414 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
417 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
419 * tree-cfg.c (dump_function_to_file): Be prepared for functions
420 without DECL_STRUCT_FUNCTION initialized.
422 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
424 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
425 due to calls to functions taking pointers as parameters.
427 2007-02-19 Richard Henderson <rth@redhat.com>
430 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
433 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
435 * config/s390/s390.c (s390_call_saved_register_used,
436 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
437 accessed to the new scheme.
439 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
441 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
442 (cris_print_index, cris_print_operand, cris_print_operand_address)
443 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
444 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
445 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
447 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
448 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
449 GO_IF_LEGITIMATE_ADDRESS): Ditto.
450 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
451 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
452 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
453 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
454 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
455 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
456 (uminsi3, call, call_value): Ditto.
457 (define_split: indir_to_reg_split, unnamed): Ditto.
459 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
461 PR tree-optimization/30975
462 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
465 2007-02-18 Eric Christopher <echristo@gmail.com>
467 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
468 Remove use of arglist.
469 (mips_expand_builtin): Remove use of arglist, pass in expr.
470 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
471 (mips_expand_builtin_movtf): Ditto.
472 (mips_expand_builtin_compare): Ditto.
474 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
476 * tree-sra.c (sra_build_assignment): Replace assertion
477 checking with a comment explaining why it can't be done.
479 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
482 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
483 during CALL_EXPR representation conversion.
484 * tree-ssa-propagate.c (set_rhs): Likewise.
486 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
488 * tree-sra.c (sra_build_assignment): Disable assertion checking
491 2007-02-18 Roger Sayle <roger@eyesopen.com>
493 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
494 instead of calling build2 with a GIMPLE_MODIFY_STMT.
495 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
497 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
498 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
499 gimplify_init_ctor_eval_range, gimple_push_cleanup,
500 gimplify_omp_for, gimplify_omp_atomic_pipeline,
501 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
502 force_gimple_operand): Likewise.
503 * ipa-cp.c (constant_val_insert): Likewise.
504 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
505 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
506 perfect_nestify): Likewise.
507 * langhooks.c (lhd_omp_assignment): Likewise.
508 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
509 lower_copyprivate_clauses, lower_send_clauses,
510 lower_send_shared_vars, expand_parallel_call,
511 expand_omp_for_generic, expand_omp_for_static_nochunk,
512 expand_omp_for_static_chunk, expand_omp_sections,
513 lower_omp_single_copy, lower_omp_for_lastprivate,
514 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
515 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
516 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
519 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
521 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
522 config/sh/sh.md: Follow spelling conventions.
524 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
525 config/frv/predicates.md: Follow spelling conventions.
527 * config/m68k/linux-unwind.h: Fix a comment typo.
528 * target.h: Follow spelling conventions.
530 2007-02-18 Roger Sayle <roger@eyesopen.com>
532 PR rtl-optimization/28173
533 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
534 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
535 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
536 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
537 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
539 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
541 * builtins.c (fold_builtin_load_exponent): New.
542 (fold_builtin_2): Use it.
544 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
546 PR rtl-optimization/30773
547 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
548 if we fail to attach a REG_EQUIV note.
550 2007-02-18 David Edelsohn <edelsohn@gnu.org>
551 Roger Sayle <roger@eyesopen.com>
553 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
555 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
557 * calls.c (initialize_argument_information): Pass original EXP
558 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
559 code to split complex arguments here, as part of initializing the
561 (expand_call): Remove code that builds a list of arguments and
562 inserts implicit arguments into it. Instead, just count how many
563 implicit arguments there will be so we can determine the size of
564 the ARGS array, and let initialize_argument_information do the work.
565 (split_complex_values): Delete unused function.
567 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
569 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
571 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
573 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
574 for arg pointer based indexed addressing.
576 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
578 * config/ia64/ia64.h, config/ia64/ia64.md,
579 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
580 spelling conventions.
582 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
584 * config/m68k/m68k.c (split_di): New.
585 * config/m68k/m68k-protos.h: Declare split_di.
586 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
587 Improve predicate handling and split constant shifts.
589 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
591 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
592 parameter for register bitfield operations, general predicates
595 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
597 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
598 * config/m68k/linux-unwind.h: New file.
600 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
602 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
603 config/i386/athlon.md, config/ia64/ia64.md,
604 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
605 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
606 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
607 tree-ssa-loop-niter.c, tree-vect-analyze.c,
608 tree-vect-transform.c: Fix comment typos.
610 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
612 * sched-deps.c (find_insn_list): Remove.
613 * sched-int.h: Remove the prototype for find_insn_list.
615 2007-02-16 Geoffrey Keating <geoffk@apple.com>
617 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
619 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
620 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
621 darwin_rs6000_override_options.
622 (C_COMMON_OVERRIDE_OPTIONS): Expect
623 darwin_macosx_version_min to be non-NULL always.
624 (TARGET_C99_FUNCTIONS): Likewise.
625 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
626 (DARWIN_MINVERSION_SPEC): New.
627 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
628 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
630 (DARWIN_MINVERSION_SPEC): New.
631 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
633 * config/darwin-c.c (darwin_cpp_builtins): Expect
634 darwin_macosx_version_min to be non-NULL always.
636 * config/rs6000/rs6000.c: Clean up trailing whitespace.
638 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/i386.h (x86_use_xchgb): New.
641 (TARGET_USE_XCHGB): New macro.
642 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
643 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
644 Split after reload into bswaphi for shifts of 8.
645 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
646 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
647 or when optimizing for size.
649 2007-02-16 Richard Guenther <rguenther@suse.de>
650 Christian Bruel <christian.bruel@st.com>
652 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
653 DECLs but prefer SSA_NAMEs over DECLs.
655 2007-02-16 Richard Guenther <rguenther@suse.de>
657 * tree-flow-inline.h (single_imm_use_p): Remove.
658 (zero_imm_uses_p): Likewise.
659 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
660 instead of single_imm_use_p.
661 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
664 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
667 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
668 nested double- and backquotes.
670 2007-02-15 Roger Sayle <roger@eyesopen.com>
673 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
674 should be unreachable.
675 (build2_stat): Allow construction of MODIFY_EXPR at any time.
676 For the time being redirect GIMPLE_MODIFY_STMT to the new
677 (renamed) build_gimple_modify_stmt_stat.
678 (build2_gimple_stat): Rename to...
679 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
680 Always build a GIMPLE_MODIFY_STMT node.
681 * tree.h (build2_gimple, build2_gimple_stat): Delete.
682 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
685 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
686 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
687 * tree-complex.c (set_component_ssa_name, expand_complex_move,
688 expand_complex_div_wide): Likewise.
689 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
690 * tree-ssa-loop-im.c (schedule_sm): Likewise.
691 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
692 * tree-ssa-loop-manip.c (create_iv): Likewise.
693 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
694 abs_replacement): Likewise.
695 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
696 realify_fake_stores): Likewise.
698 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
699 node rather than a GIMPLE_MODIFY_STMT node.
700 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
701 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
703 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
704 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
707 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
710 * fold-const.c (fold_comparison): Add back the
711 folding of constant complex comparisions.
713 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
716 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
717 effects unknown to this function, return early.
719 2007-02-15 Ian Lance Taylor <iant@google.com>
721 * lower-subreg.c (move_eh_region_note): New static function.
722 (resolve_simple_move): Call it.
723 (decompose_multiword_subregs): Track blocks for which we resolve a
724 simple move which is also a control flow insn. Pass them to
725 find_many_sub_basic_blocks.
726 (pass_lower_subreg): Add TODO_verify_flow.
727 (pass_lower_subreg2): Likewise.
729 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
730 Brooks Moses <brooks.moses@codesourcery.com>
731 Lee Millward <lee.millward@codesourcery.com>
733 * tree.h (enum tree_code_class): Add tcc_vl_exp.
734 (VL_EXP_CLASS_P): New.
735 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
737 (TREE_OPERAND_CHECK_CODE): Likewise.
738 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
739 (TREE_RTL_OPERAND_CHECK): Likewise.
740 (tree_operand_check_failed): Make second parameter the whole tree
741 instead of its code. Fixed callers.
743 (TREE_OPERAND_LENGTH): New.
744 (VL_EXP_OPERAND_LENGTH): New.
746 (CALL_EXPR_STATIC_CHAIN): New.
747 (CALL_EXPR_ARGS): New.
748 (CALL_EXPR_ARG): New.
749 (call_expr_nargs): New.
750 (CALL_EXPR_ARGP): New.
751 (build_nt_call_list): Declare.
752 (build_vl_exp_stat): Declare.
754 (build_call_list): Declare.
755 (build_call_nary): Declare.
756 (build_call_valist): Declare.
757 (build_call_array): Declare.
758 (call_expr_arg): Declare.
759 (call_expr_argp): Declare.
760 (call_expr_arglist): Declare.
761 (fold_build_call_list): Declare.
762 (fold_build_call_list_initializer): Declare.
763 (fold_call_expr): Declare to replace fold_builtin.
764 (fold_builtin_fputs): Update to agree with modified definition.
765 (fold_builtin_strcpy): Likewise.
766 (fold_builtin_strncpy): Likewise.
767 (fold_builtin_memory_chk): Likewise.
768 (fold_builtin_stxcpy_chk): Likewise.
769 (fold_builtin_strncpy_chk): Likewise.
770 (fold_builtin_next_arg): Likewise.
771 (fold_build_call_expr): Declare.
772 (fold_builtin_call_list): Declare.
773 (fold_builtin_call_valist): Declare.
774 (build_call_expr): Declare.
775 (validate_arglist): Update to agree with modified definition.
776 (tree_operand_length): New.
777 (call_expr_arg_iterator): New.
778 (init_call_expr_arg_iterator): New.
779 (next_call_expr_arg): New.
780 (first_call_expr_arg): New.
781 (more_call_expr_args_p): New.
782 (FOR_EACH_CALL_EXPR_ARG): New.
784 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
786 (tree_code_size): Update documentation. Use sizeof (tree) rather
787 than sizeof (char *).
788 (tree_size): Likewise. Add case for tcc_vl_exp.
789 (tree_node_structure): Add case for tcc_vl_exp.
790 (contains_placeholder_p): Likewise.
791 (substitute_in_expr): Likewise.
792 (substitute_placeholder_in_expr): Likewise.
793 (stabilize_reference_1): Likewise.
794 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
795 to diagnose breakage of this interface for constructing CALL_EXPRs.
796 (build_nt): Add similar assertion here.
797 (build_nt_call_list): New.
798 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
799 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
801 (get_callee_fndecl): Use new CALL_EXPR accessors.
802 (tree_operand_check_failed): Change parameters to pass entire node
803 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
804 (process_call_operands): New.
805 (build_vl_exp_stat): New.
806 (build_call_list): New.
807 (build_call_nary): New.
808 (build_call_valist): New.
809 (build_call_array): New.
810 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
811 (call_expr_arglist): New.
813 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
814 tcc_vl_exp instead of a fixed-size tcc_expression.
816 * doc/c-tree.texi (CALL_EXPR): Document new representation and
817 accessors for CALL_EXPRs.
818 (AGGR_INIT_EXPR): Likewise.
820 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
821 Brooks Moses <brooks.moses@codesourcery.com>
822 Lee Millward <lee.millward@codesourcery.com>
824 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
825 (expand_builtin_nonlocal_goto): Change parameter to be entire
826 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
827 (expand_builtin_prefetch): Likewise.
828 (expand_builtin_classify_type): Likewise.
829 (mathfn_built_in): Return NULL_TREE instead of 0.
830 (expand_errno_check): Use new CALL_EXPR accessors.
831 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
832 Return NULL_RTX instead of 0.
833 (expand_builtin_mathfn_2): Likewise.
834 (expand_builtin_mathfn_3): Likewise.
835 (expand_builtin_interclass_mathfn): Likewise.
836 (expand_builtin_sincos): Likewise.
837 (expand_builtin_cexpi): Likewise.
838 (expand_builtin_int_roundingfn): Likewise.
839 (expand_builtin_int_roundingfn_2): Likewise.
840 (expand_builtin_pow): Likewise.
841 (expand_builtin_powi): Likewise.
842 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
843 of arglist, fixing callers appropriately. Use new CALL_EXPR
844 accessors and constructors. Return NULL_RTX instead of 0.
845 (expand_builtin_strstr): Likewise.
846 (expand_builtin_strchr): Likewise.
847 (expand_builtin_strrchr): Likewise.
848 (expand_builtin_strpbrk): Likewise.
849 (expand_builtin_memcpy): Likewise.
850 (expand_builtin_mempcpy): Likewise.
851 (expand_builtin_mempcpy_args): New.
852 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
853 (expand_builtin_memmove_args): New.
854 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
855 (expand_movstr): Likewise.
856 (expand_builtin_strcpy): Likewise.
857 (expand_builtin_strcpy_args): New.
858 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
859 (expand_builtin_strncpy): Likewise.
860 (expand_builtin_memset): Likewise.
861 (expand_builtin_memset_args): New.
862 (expand_builtin_bzero): Similarly to expand_builtin_memset.
863 (expand_builtin_memcmp): Likewise.
864 (expand_builtin_strcmp): Likewise.
865 (expand_builtin_strncmp): Likewise.
866 (expand_builtin_strcat): Likewise.
867 (expand_builtin_strncat): Likewise.
868 (expand_builtin_strspn): Likewise.
869 (expand_builtin_strcspn): Likewise.
870 (expand_builtin_args_info): Likewise.
871 (expand_builtin_va_start): Likewise.
872 (gimplify_va_arg_expr): Likewise.
873 (expand_builtin_va_end): Likewise.
874 (expand_builtin_va_copy): Likewise.
875 (expand_builtin_frame_address): Likewise.
876 (expand_builtin_alloca): Likewise.
877 (expand_builtin_bswap): Likewise.
878 (expand_builtin_unop): Likewise.
879 (expand_builtin_fputs): Likewise.
880 (expand_builtin_expect): Likewise.
881 (expand_builtin_fabs): Likewise.
882 (expand_builtin_copysign): Likewise.
883 (expand_builtin_printf): Likewise.
884 (expand_builtin_fprintf): Likewise.
885 (expand_builtin_sprintf): Likewise.
886 (expand_builtin_init_trampoline): Likewise.
887 (expand_builtin_signbit): Likewise.
888 (expand_builtin_fork_or_exec): Likewise.
889 (expand_builtin_sync_operation): Likewise.
890 (expand_builtin_compare_and_swap): Likewise.
891 (expand_builtin_lock_test_and_set): Likewise.
892 (expand_builtin_lock_release): Likewise.
893 (expand_builtin): Likewise.
894 (builtin_mathfn_code): Likewise.
896 (fold_builtin_constant_p): Pass call arguments individually instead
897 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
898 accessors and constructors. Return NULL_TREE instead of 0.
899 (fold_builtin_expect): Likewise.
900 (fold_builtin_classify_type): Likewise.
901 (fold_builtin_strlen): Likewise.
902 (fold_builtin_nan): Likewise.
903 (integer_valued_real_p): Likewise.
904 (fold_trunc_transparent_mathfn): Likewise.
905 (fold_fixed_mathfn): Likewise.
906 (fold_builtin_cabs): Likewise.
907 (fold_builtin_sqrt): Likewise.
908 (fold_builtin_cbrt): Likewise.
909 (fold_builtin_cos): Likewise.
910 (fold_builtin_cosh): Likewise.
911 (fold_builtin_tan): Likewise.
912 (fold_builtin_sincos): Likewise.
913 (fold_builtin_cexp): Likewise.
914 (fold_builtin_trunc): Likewise.
915 (fold_builtin_floor): Likewise.
916 (fold_builtin_ceil): Likewise.
917 (fold_builtin_round): Likewise.
918 (fold_builtin_int_roundingfn): Likewise.
919 (fold_builtin_bitop): Likewise.
920 (fold_builtin_bswap): Likewise.
921 (fold_builtin_logarithm): Likewise.
922 (fold_builtin_hypot): Likewise.
923 (fold_builtin_pow): Likewise.
924 (fold_builtin_powi): Likewise.
925 (fold_builtin_exponent): Likewise.
926 (fold_builtin_memset): Likewise.
927 (fold_builtin_bzero): Likewise.
928 (fold_builtin_memory_op): Likewise.
929 (fold_builtin_bcopy): Deleted; call site changed to invoke
930 fold_builtin_memory_op directly.
931 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
932 (fold_builtin_strncpy): Likewise.
933 (fold_builtin_memcmp): Likewise.
934 (fold_builtin_strcmp): Likewise.
935 (fold_builtin_strncmp): Likewise.
936 (fold_builtin_signbit): Likewise.
937 (fold_builtin_copysign): Likewise.
938 (fold_builtin_isascii): Likewise.
939 (fold_builtin_toascii): Likewise.
940 (fold_builtin_isdigit): Likewise.
941 (fold_builtin_fabs): Likewise.
942 (fold_builtin_abs): Likewise.
943 (fold_builtin_fmin_fmax): Likewise.
944 (fold_builtin_carg): Likewise.
945 (fold_builtin_classify): Likewise.
946 (fold_builtin_unordered_cmp): Likewise.
948 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
949 New functions split out from fold_builtin_1.
950 (fold_builtin_n): New.
951 (fold_builtin_varargs): New.
952 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
954 (fold_call_expr): New.
955 (build_function_call_expr): Rewrite to use new helper function.
956 (fold_builtin_call_list): New.
957 (build_call_expr): New.
958 (fold_builtin_call_valist): New.
959 (rewrite_call_expr): New.
961 (validate_arglist): Change parameter to be entire CALL_EXPR instead
962 of an arglist. Change return type to bool. Use new CALL_EXPR
965 (fold_builtin_strstr): Pass call arguments individually instead
966 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
967 accessors and constructors. Return NULL_TREE instead of 0.
968 (fold_builtin_strchr): Likewise.
969 (fold_builtin_strrchr): Likewise.
970 (fold_builtin_strpbrk): Likewise.
971 (fold_builtin_strcat): Likewise.
972 (fold_builtin_strncat): Likewise.
973 (fold_builtin_strspn): Likewise.
974 (fold_builtin_strcspn): Likewise.
975 (fold_builtin_fputs): Likewise.
976 (fold_builtin_next_arg): Likewise.
977 (fold_builtin_sprintf): Likewise.
979 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
980 NULL_RTX instead of 0.
981 (expand_builtin_memory_chk): Likewise.
982 (maybe_emit_chk_warning): Likewise.
983 (maybe_emit_sprintf_chk_warning): Likewise.
985 (fold_builtin_object_size): Pass call arguments individually instead
986 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
987 accessors and constructors. Return NULL_TREE instead of 0.
988 (fold_builtin_memory_chk): Likewise.
989 (fold_builtin_stxcpy_chk): Likewise.
990 (fold_builtin_strncpy_chk): Likewise.
991 (fold_builtin_strcat_chk): Likewise.
992 (fold_builtin_strcat_chk): Likewise.
993 (fold_builtin_strncat_chk): Likewise.
994 (fold_builtin_sprintf_chk): Likewise.
995 (fold_builtin_snprintf_chk): Likewise.
996 (fold_builtin_printf): Likewise.
997 (fold_builtin_vprintf): Likewise.
999 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1001 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1002 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1003 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1004 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1005 (fold_unary): Likewise.
1006 (fold_binary): Likewise.
1007 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1008 ternary expressions.
1009 (fold): Add logic for tcc_vl_exp.
1010 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1012 (fold_build3_stat): Add assertion to flag broken interface for
1013 constructing CALL_EXPRs.
1014 (fold_build_call_list): New.
1015 (fold_build_call_list_initializer): New.
1016 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1018 (fold_strip_sign_ops): Likewise.
1020 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1021 Brooks Moses <brooks.moses@codesourcery.com>
1022 Lee Millward <lee.millward@codesourcery.com>
1024 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1025 accessors and dump arguments explicitly.
1027 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1029 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1031 (print_call_name): Use new CALL_EXPR accessors.
1033 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1034 CALL_EXPR arguments explicitly instead of as a list. Use
1035 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1037 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1038 (vrp_visit_stmt): Likewise.
1040 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1041 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1043 (force_move_till_expr): Likewise.
1045 * targhooks.c (default_external_stack_protect_fail): Use
1046 build_call_expr instead of build_function_call_expr.
1047 (default_hidden_stack_protect_fail): Likewise.
1049 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1052 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1053 and walk arguments explicitly.
1055 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1056 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1057 (expand_simple_operations): Likewise.
1058 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1060 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1061 of TREE_CODE_LENGTH.
1062 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1064 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1065 instead of TREE_CODE_LENGTH.
1067 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1068 (tree_ic_transform): Likewise.
1069 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1070 parameter instead of arglist. Fix callers.
1071 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1072 (tree_stringops_transform): Likewise.
1073 (tree_indirect_call_to_profile): Likewise.
1074 (tree_stringops_values_to_profile): Likewise.
1076 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1077 (eliminate_tail_call): Likewise.
1079 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1081 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1082 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1084 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1086 * omp-low.c (build_omp_barrier): Use build_call_expr.
1087 (lower_rec_input_clauses): Likewise.
1088 (lower_reduction_clauses): Likewise.
1089 (expand_parallel_call): Likewise.
1090 (maybe_catch_exception): Likewise.
1091 (expand_omp_for_generic): Likewise.
1092 (expand_omp_for_static_nochunk): Likewise.
1093 (expand_omp_sections): Likewise.
1094 (lower_omp_single_simple): Likewise.
1095 (lower_omp_single_copy): Likewise.
1096 (lower_omp_master): Likewise.
1097 (lower_omp_ordered): Likewise.
1098 (lower_omp_critical): Likewise.
1100 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1101 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1103 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1104 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1105 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1107 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1108 and generalize to handle any number of operands.
1109 (chrec_contains_undetermined): Likewise.
1110 (tree_contains_chrecs): Likewise.
1111 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1113 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1115 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1116 fold_call_expr instead of fold_builtin.
1117 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1118 match declarations there.
1119 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1122 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1123 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1125 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1126 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1128 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1131 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1132 (execute_cse_sincos): Use new CALL_EXPR accessors.
1134 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1136 * gimple-low.c (lower_function_body): Use build_call_expr.
1137 (lower_builtin_setjmp): Likewise.
1139 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1140 (set_storage_via_libcall): Likewise.
1141 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1142 instead of TREE_CODE_LENGTH.
1143 (expand_expr_real_1): Use new CALL_EXPR accessors.
1145 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1146 generalize to handle any number of operands.
1147 (TB_parent_eq): Likewise.
1149 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1150 (strip_builtin_expect): Likewise.
1152 * function.c (gimplify_parameters): Use build_call_expr.
1154 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1155 instead of TREE_CODE_LENGTH.
1157 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1158 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1160 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1163 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1164 (gimplify_decl_expr): Likewise.
1165 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1166 Use new CALL_EXPR iterators.
1167 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1168 (gimplify_modify_expr_to_memset): Likewise.
1169 (gimplify_variable_sized_compare): Likewise.
1170 (gimplify_omp_atomic_fetch_op): Likewise.
1171 (gimplify_omp_atomic_pipeline): Likewise.
1172 (gimplify_omp_atomic_mutex): Likewise.
1173 (gimplify_function_tree): Likewise.
1175 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1176 (call_expr_flags): Likewise.
1177 (expand_call): Likewise.
1179 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1180 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1183 * coverage.c (create_coverage): Use build_call_expr.
1185 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1186 (temp_call_expr_obstack): New.
1187 (pool_copy_list): Delete.
1188 (temp_copy_call_expr): New.
1189 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1190 CALL_EXPR accessors. Get rid of special goo for copying argument
1191 lists and use temp_copy_call_expr instead.
1192 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1193 CALL_EXPR accessors.
1194 (create_expression_by_pieces): Likewise. Use build_call_array
1195 to construct the result instead of fold_build3.
1196 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1197 dealing with argument lists.
1198 (init_pre): Remove references to expression_node_pool and
1199 list_node_pool. Init temp_call_expr_obstack instead.
1200 (fini_pre): Remove references to expression_node_pool and
1203 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1204 and walk arguments explicitly instead of as a list.
1206 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1207 (mx_register_decls): Likewise.
1208 (mudflap_register_call): Likewise.
1209 (mudflap_finish_file): Likewise.
1211 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1212 (ipa_callsite_compute_param): Likewise.
1214 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1215 accessors and constructor.
1217 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1218 accessors and constructor.
1219 (convert_tramp_reference): Likewise.
1220 (convert_call_expr): Likewise.
1221 (finalize_nesting_tree_1): Likewise.
1223 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1226 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1228 * tree-inline.c (initialize_inlined_parameters): Pass entire
1229 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1231 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1232 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1234 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1235 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1236 (vectorizable_reduction): Likewise.
1237 (vectorizable_call): Use new CALL_EXPR iterators.
1238 (vectorizable_conversion): Use build_call_expr.
1239 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1240 (vect_gen_widened_results_half): Use build_call_expr.
1241 (vect_setup_realignment): Likewise.
1242 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1244 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1245 (pass_through_call): Likewise.
1246 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1249 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1250 (tree_gen_pow2_profiler): Likewise.
1251 (tree_gen_one_value_profiler): Likewise.
1252 (tree_gen_ic_func_profiler): Likewise.
1253 (tree_gen_average_profiler): Likewise.
1254 (tree_gen_ior_profiler): Likewise.
1256 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1257 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1258 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1260 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1261 of TREE_CODE_LENGTH.
1263 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1264 of TREE_CODE_LENGTH.
1266 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1268 (convert_to_integer): Likewise.
1270 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1273 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1274 Brooks Moses <brooks.moses@codesourcery.com>
1275 Lee Millward <lee.millward@codesourcery.com>
1277 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1279 * config/frv/frv.c (frv_expand_builtin): Likewise.
1280 * config/s390/s390.c (s390_expand_builtin): Likewise.
1282 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1283 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1285 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1286 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1287 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1288 (ix86_expand_store_builtin): Likewise.
1289 (ix86_expand_unop_builtin): Likewise.
1290 (ix86_expand_unop1_builtin): Likewise.
1291 (ix86_expand_sse_compare): Likewise.
1292 (ix86_expand_sse_comi): Likewise.
1293 (ix86_expand_vec_init_builtin): Likewise.
1294 (ix86_expand_vec_ext_builtin): Likewise.
1295 (ix86_expand_vec_set_builtin): Likewise.
1296 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1298 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1299 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1301 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1302 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1303 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1305 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1307 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1308 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1309 arglist. Use new CALL_EXPR accessors. Fix callers.
1310 (altivec_expand_abs_builtin): Likewise.
1311 (rs6000_expand_binop_builtin): Likewise.
1312 (altivec_expand_predicate_builtin): Likewise.
1313 (altivec_expand_lv_builtin): Likewise.
1314 (spe_expand_stv_builtin): Likewise.
1315 (altivec_expand_stv_builtin): Likewise.
1316 (rs6000_expand_ternop_builtin): Likewise.
1317 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1318 (altivec_expand_st_builtin): Likewise.
1319 (altivec_expand_dst_builtin): Likewise.
1320 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1321 arglist. Use new CALL_EXPR accessors. Fix callers.
1322 (altivec_expand_vec_set_builtin): Likewise.
1323 (altivec_expand_vec_ext_builtin): Likewise.
1324 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1325 (spe_expand_builtin): Likewise.
1326 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1327 arglist. Use new CALL_EXPR accessors. Fix callers.
1328 (spe_expand_evsel_builtin): Likewise.
1329 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1330 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1332 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1333 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1334 (arm_expand_unop_builtin): Likewise.
1335 (arm_expand_builtin): Use new CALL_EXPR accessors.
1337 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1340 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1341 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1342 (bfin_expand_unop_builtin): Likewise.
1343 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1345 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1346 Brooks Moses <brooks.moses@codesourcery.com>
1347 Lee Millward <lee.millward@codesourcery.com>
1349 * c-semantics.c (build_stmt): Add internal diagnostic check.
1351 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1352 accessors. Print arguments explicitly instead of as a list.
1354 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1356 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1357 (c_finish_omp_flish): Likewise.
1359 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1360 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1361 instead of TREE_CODE_LENGTH.
1362 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1363 (c_warn_unused_result): Likewise.
1365 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1368 * doc/invoke.texi (Warning Options): Remove
1369 -Werror-implicit-function-declaration.
1370 (Wimplicit-function-declaration): Update description.
1371 * opts.c (common_handle_option): Move handling of -Werror=* to...
1372 (enable_warning_as_error): ...here.
1373 * opts.h (enable_warning_as_error): Declare.
1374 * c-decl.c (implicit_decl_warning): Unless
1375 -Wno-implicit-function-declaration is given, emit a pedwarn if
1376 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1377 * c.opt (Wimplicit-function-declaration): Replace
1378 mesg_implicit_function_declaration with
1379 warn_implicit_function_declaration.
1380 * c-opts.c (c_common_handle_option):
1381 -Werror-implicit-function-declaration is exactly equal as
1382 -Werror=implicit-function-declaration.
1383 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1384 warn_implicit_function_declaration.
1385 (c_common_post_options): -Wimplict-function-declaration is enabled
1386 by default by -std=c99, otherwise is disabled by default.
1387 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1389 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1391 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1392 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1393 former is ignored but not the latter.
1395 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1397 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1398 is made and the reference doesn't use the alias set of its type,
1399 do not create the temporary using that type.
1401 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1403 * jump.c: Remove prototypes for delete_computation and
1404 delete_prior_computation.
1406 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1408 * jump.c (get_label_after): Delete.
1409 (get_label_before, delete_computation, delete_jump,
1410 delete_prior_computation, follow_jumps): Move...
1411 * reorg.c (delete_computation, delete_prior_computation): ... here...
1412 (get_label_before, delete_jump): ... making these static ...
1413 (follow_jumps): ... and simplifying this since it only runs after
1415 * rtl.h (get_label_after, get_label_before, delete_jump,
1416 follow_jumps): Delete prototypes.
1418 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1420 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1422 2007-02-15 Nick Clifton <nickc@redhat.com>
1424 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1425 order to prevent it from being munged by the target.
1427 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.md: Remove misleading comment.
1431 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1433 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1434 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1437 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1439 * tree-sra.c (instantiate_missing_elements): Canonicalize
1441 (sra_build_assignment): New.
1442 (generate_copy_inout, generate_element_copy,
1443 generate_element_zero, generate_one_element_init): Use it.
1445 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1447 * tree-sra.c (instantiate_missing_elements): Canonicalize
1449 (sra_build_assignment): New.
1450 (generate_copy_inout, generate_element_copy,
1451 generate_element_zero, generate_one_element_init): Use it.
1453 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1455 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1458 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1460 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1461 types as aggregates not scalars.
1462 * function.c (assign_stack_temp_for_type): Likewise.
1464 2007-02-14 Roger Sayle <roger@eyesopen.com>
1465 Zdenek Dvorak <dvorakz@suse.cz>
1467 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1470 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1472 * passes.c (next_pass_1): Clear the next field of the copied
1475 2007-02-14 Richard Henderson <rth@redhat.com>
1477 * tree-sra.c (early_sra): New.
1478 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1479 (tree_sra_early, pass_sra_early): New.
1480 * tree-pass.h (pass_sra_early): Declare.
1481 * passes.c (init_optimization_passes): Use it.
1483 2007-02-14 Richard Guenther <rguenther@suse.de>
1485 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1487 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1489 PR tree-optimization/30771
1490 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1492 (vect_analyze_operations): Induction phis can now be marked as
1494 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1495 Update documentation accordingly.
1497 2007-02-14 Nick Clifton <nickc@redhat.com>
1499 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1500 most 3 arguments are supported.
1501 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1503 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1505 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1506 Ensure dst->current is valid.
1508 2007-02-13 Paul Brook <paul@codesourcery.com>
1510 * config.gcc: Add arm*-*-uclinux-*eabi.
1511 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1512 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1513 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1514 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1515 (LINK_SPEC): Define.
1517 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1519 * config/arm/uclinux-eabi.h: New file.
1520 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1521 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1524 2007-02-13 Ian Lance Taylor <iant@google.com>
1526 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1527 * flags.h (warn_strict_overflow): Declare.
1528 (enum warn_strict_overflow_code): Define.
1529 (issue_strict_overflow_warning): New static inline function.
1530 * opts.c (warn_strict_overflow): New variable.
1531 (common_handle_option): Handle OPT_Wstrict_overflow and
1532 OPT_Wstrict_overflow_.
1533 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1535 * fold-const.c: Include intl.h.
1536 (fold_deferring_overflow_warnings): New static variable.
1537 (fold_deferred_overflow_warning): New static variable.
1538 (fold_deferred_overflow_code): New static variable.
1539 (fold_defer_overflow_warnings): New function.
1540 (fold_undefer_overflow_warnings): New function.
1541 (fold_undefer_and_ignore_overflow_warnings): New function.
1542 (fold_deferring_overflow_warnings_p): New function.
1543 (fold_overflow_warning): New static function.
1544 (make_range): Add strict_overflow_p parameter. Change all
1546 (extract_muldiv, extract_muldiv_1): Likewise.
1547 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1548 tree_expr_nonnegative_p.
1549 (fold_negate_expr): Call fold_overflow_warning.
1550 (fold_range_test): Likewise.
1551 (fold_comparison): Likewise.
1552 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1553 instead of tree_expr_nonnegative_p.
1554 (tree_expr_nonnegative_warnv_p): Rename from
1555 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1556 (tree_expr_nonnegative_p): New function.
1557 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1558 strict_overflow_p parameter.
1559 (tree_expr_nonzero_p): New function.
1560 * passes.c (verify_interpass_invariants): New static function.
1561 (execute_one_pass): Call it.
1562 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1564 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1565 (estimate_numbers_of_iterations): Likewise.
1566 (scev_probably_wraps_p): Likewise.
1567 * tree-ssa-ccp.c: Include "toplev.h".
1568 (evaluate_stmt): Defer fold overflow warnings until we know we are
1570 (struct fold_stmt_r_data): Add stmt field.
1571 (fold_stmt_r): Defer fold overflow warnings until we know we
1573 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1574 (fold_stmt_inplace): Likewise.
1575 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1576 (cleanup_control_expr_graph): Defer fold overflow warnings until
1577 we know we are going to optimize.
1578 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1579 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1581 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1582 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1583 * tree-ssa-loop-manip.c (create_iv): Likewise.
1584 * c-typeck.c (build_conditional_expr): Likewise.
1585 (build_binary_op): Likewise.
1586 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1587 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1588 (extract_range_from_unary_expr): Likewise.
1589 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1590 assuming that signed overflow does not occur.
1591 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1592 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1593 (fold_defer_overflow_warnings): Declare.
1594 (fold_undefer_overflow_warnings): Declare.
1595 (fold_undefer_and_ignore_overflow_warnings): Declare.
1596 (fold_deferring_overflow_warnings_p): Declare.
1597 (tree_expr_nonzero_warnv_p): Declare.
1598 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1600 (Warning Options): Document -Wstrict-overflow.
1601 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1602 (tree-ssa-ccp.o): Likewise.
1603 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1604 (fold-const.o): Depend on intl.h.
1606 2007-02-13 Ian Lance Taylor <iant@google.com>
1609 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1612 2007-02-13 Stuart Hastings <stuart@apple.com>
1614 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1616 2007-02-13 Richard Henderson <rth@redhat.com>
1618 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1619 handled_component_p before looking for the indirect_ref.
1621 2007-02-13 Richard Henderson <rth@redhat.com>
1623 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1624 remove flags clobber.
1625 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1626 (bswaphi_lowpart): New.
1627 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1628 remove TARGET_BSWAP test. Delete expander of the same name.
1630 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1631 (expand_unop): Use them.
1633 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1636 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1637 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1638 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1639 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1640 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1641 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1642 assembler dialect choice from asm templates.
1644 2007-02-12 Richard Henderson <rth@redhat.com>
1646 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1647 (fixuns_trunc<SSEMODEF>si2): Use it.
1648 * config/i386/sse.md (vec_setv4sf_0): Export.
1649 * config/i386/i386.c (ix86_build_const_vector): Export.
1650 (ix86_split_convert_uns_si_sse): Rename from
1651 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1652 * config/i386/i386-protos.h: Update.
1654 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1657 * c-typeck.c (c_finish_return): Improve warning message.
1659 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1661 * alias.c (find_symbolic_term): Delete unused function.
1663 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1665 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1666 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1667 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1669 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1671 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1672 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1673 the function, temporarily point the debug interface to the null one.
1675 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1677 * dwarf2out.c (round_up_to_align): New static function.
1678 (field_byte_offset): Use it to round the offset.
1680 2007-02-12 Richard Henderson <rth@redhat.com>
1682 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1683 (inswl_const): Export.
1685 2007-02-12 Richard Henderson <rth@redhat.com>
1687 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1688 result mode of the libcall, convert back to outmode.
1690 2007-02-12 Roger Sayle <roger@eyesopen.com>
1692 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1693 (bswapdi2): New define_expand to implement 32-bit implementation.
1695 2007-02-12 Nick Clifton <nickc@redhat.com>
1697 * doc/invoke.texi (Overall Options): Document --help=.
1698 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1699 (cc1_options): Pass --help= on to cc1.
1700 (display_help): Add description of --help=.
1701 (process_command): Add code to handle --help=. Allow translated
1702 --help and --target-help switches to be passed on to compiler
1704 (main): Remove unused if statement.
1705 * opts.c (columns): Remove.
1706 (LEFT_COLUMN): Define.
1707 (wrap_help): Add columns argument.
1708 (print_filtered_help): Change parameters to be an include bitmask,
1709 an exclude bitmask, an any bitmask and the column width. Move the
1710 code to display the params list here. Add code to display the
1711 status of options rather than their descriptions if the quiet flag
1713 (print_specific_help): Change parameters to be an include bitmask,
1714 an exclude bitmask and an any bitmask. Move code to look up the
1715 column width here. Decide upon the title for an options listing.
1716 (common_handle_options): Add code to handle --help=. Adapt code
1717 for --help and --target-help to use the revised form of the
1718 print_specific_help function.
1719 (print_help): Delete.
1720 (print_param_help): Delete.
1721 (print_switch): Delete.
1722 * opts.h (cl_lang_count): Add prototype.
1723 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1724 CL_MAX_OPTION_CLASS): New defines.
1725 * optc-gen.awk: Add construction of cl_lang_count.
1726 * c.opt: Add Warning attribute to warning options and Optimization
1727 attribute to optimization options.
1728 * common.opt: Likewise.
1730 Add -fhelp and -ftarget-help as aliases for the transformed --help
1731 and --target-help options.
1732 * opt-functions.awk: Add code to handle Warning and Optimization
1735 2007-02-12 Richard Henderson <rth@redhat.com>
1737 * config/alpha/constraints.md: New file.
1738 * config/alpha/alpha.c: Include tm-constrs.h.
1739 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1740 alpha_extra_constraint): Remove.
1741 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1742 * config/alpha/alpha-protos.h: Update.
1743 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1744 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1745 (EXTRA_CONSTRAINT): Remove.
1746 * config/alpha/alpha.md: Include constraints.md.
1747 (adddi splitter): Use satisfies_constraint_*.
1748 * config/alpha/predicates.md (add_operand): Likewise.
1749 (sext_add_operand, addition_operation): Likewise.
1751 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1753 PR tree-optimization/29145
1754 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1755 in our handling of restrict qualified pointers.
1757 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1760 * doc/invoke.texi (Wunused-value): Update description.
1761 (Wextra): Delete item.
1762 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1763 value of Wunused-value.
1764 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1765 (c_finish_stmt_expr): Don't check extra_warnings.
1766 (emit_side_effect_warnings): The caller is responsible to check
1769 2007-02-11 Roger Sayle <roger@eyesopen.com>
1770 Matt Thomas <matt@3am-software.com>
1772 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1774 2007-02-11 Roger Sayle <roger@eyesopen.com>
1776 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1777 comparisons of POPCOUNT against zero.
1778 (simplify_const_relational_operation): Likewise.
1780 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1782 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1784 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1786 * dwarf2out.c (root_type): Delete unused function.
1788 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1790 * genattrtab.c (contained_in_p): Delete unused function.
1791 (write_expr_attr_cache): Likewise.
1793 2007-02-11 Jan Hubicka <jh@suse.cz>
1795 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1798 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1800 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1801 to add the REG_EQ* note.
1802 * see.c (see_merge_one_use_extension): Likewise.
1803 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1804 turn REG_EQUAL notes into REG_EQUIV notes if the target
1805 register may have more than one set.
1806 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1807 * gcse.c (try_replace_reg): Likewise.
1808 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1809 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1810 more than one REG_EQUIV note.
1811 * reload1.c (gen_reload): Use set_unique_reg_note.
1813 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1816 (ix86_builtin_conversion): New function.
1818 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1821 * tree.h (DECL_REPLACEABLE_P): New macro.
1822 * except.c (set_nothrow_function_flags): Likewise.
1824 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1825 Ira Rosen <irar@il.ibm.com>
1826 Dorit Nuzman <dorit@il.ibm.com>
1828 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1829 * targhooks.c (default_builtin_vectorized_conversion): New.
1830 * targhooks.h (default_builtin_vectorized_function): New declaration.
1831 * target.h (struct vectorize): Add builtin_conversion field.
1832 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1833 stmt_vec_info_type value.
1834 (vectorizable_conversion): New declaration.
1835 * tree-vect-analyze.c (vect_analyze_operations): Add
1836 vectorizable_conversion call.
1837 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1838 * tree-vect-transform.c (vectorizable_conversion): New function.
1839 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1840 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1842 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1843 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1844 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1845 or ALTIVEC_BUILTIN_VCFSX.
1847 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1850 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1851 CONST_DOUBLE and operand 0 is a hard register.
1852 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1853 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1854 is a hard floating-point register.
1856 2007-02-10 Richard Henderson <rth@redhat.com>
1857 Jakub Jelinek <jakub@redhat.com>
1858 Alexandre Oliva <aoliva@redhat.com>
1860 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1861 * builtin-types.def (BT_WORD): Make unsigned.
1862 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1863 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1864 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1865 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1866 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1867 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1869 * expr.c (emutls_var_address): New.
1870 (expand_expr_real_1): Expand emulated tls.
1871 (expand_expr_addr_expr_1): Likewise.
1872 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1873 * output.h (emutls_finish): Declare.
1874 * toplev.c (compile_file): Call it.
1875 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1876 address before wrapping in CONST.
1877 * varasm.c (emutls_htab, emutls_object_type): New.
1878 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1879 (get_emutls_object_name, get_emutls_object_type): New.
1880 (get_emutls_init_templ_addr, emutls_decl): New.
1881 (emutls_common_1, emutls_finish): New.
1882 (assemble_variable): When emulating tls, swap decls; generate
1883 constructor for the emutls objects.
1884 (do_assemble_alias): When emulating tls, swap decl and target name.
1885 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1887 * varpool.c (decide_is_variable_needed): Look at force_output.
1888 Recurse for emulated tls.
1889 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1890 with decide_is_variable_needed.
1891 * emutls.c: New file.
1892 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1893 tls_object for real tls.
1895 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1897 PR rtl-optimization/29599
1898 * reload1.c (eliminate_regs_in_insn): Take the destination
1899 mode into account when computing the offset.
1901 2007-02-09 Stuart Hastings <stuart@apple.com>
1902 Richard Henderson <rth@redhat.com>
1904 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1905 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1906 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1907 fixuns_truncdfhi2): New.
1908 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1909 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1910 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1911 (floatunssidf2): Allow nonimmediate source.
1912 * gcc/config/i386/sse.md (movdi_to_sse): New.
1913 (vec_concatv2di): Drop '*'.
1914 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1915 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1916 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1918 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1919 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1920 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1921 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1922 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1923 ix86_build_const_vector.
1924 (x86_emit_floatuns): Rewrite.
1926 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1928 * genautomata.c (longest_path_length): Delete unused function.
1929 (struct state): Delete unused longest_path_length.
1930 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1931 (get_free_state): Delete unused.
1933 2007-02-09 Jan Hubicka <jh@suse.cz>
1935 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1936 * doc/invoke.texi (inline-unit-growth): Update default value.
1938 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1939 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1940 (rebuild_cgraph_edges): Likewise.
1941 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1942 (dump_cgraph_node): Dump frequencies.
1943 (cgraph_clone_edge): Add frequency scales.
1944 (cgraph_clone_node): Add freuqnecy.
1945 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1946 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1947 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1948 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1949 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1950 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1951 (save_inline_function_body): Likewise.
1952 * ipa-inline.c: inluce rtl.h
1953 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1954 (cgraph_edge_badness): Use frequencies.
1955 (cgraph_decide_recursive_inlining): Update clonning.
1956 (cgraph_decide_inlining_of_small_function): Dump frequency.
1957 * predict.c (estimate_bb_frequencies): Export.
1958 * predict.h (estimate_bb_frequencies): Declare.
1959 * tree-inline.c (copy_bb): Watch overflows.
1960 (expand_call_inline): Update call of cgraph_create_edge.
1961 (optimize_inline_calls): Use TODO flags to update frequnecies.
1962 * passes.h: Include predict.h
1963 (init_optimization_passes): Move profile ahead.
1964 (execute_function_todo): Handle TODO_rebuild_frequencies.
1966 2007-02-09 Roger Sayle <roger@eyesopen.com>
1968 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1969 the insbl or inswl pattern into a register.
1971 2007-02-09 Roger Sayle <roger@eyesopen.com>
1973 * config/ia64/ia64.md (bswapdi2): New define_insn.
1975 2007-02-09 Richard Henderson <rth@redhat.com>
1977 * config/i386/constraints.md (Ym): New constraint.
1978 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1979 (movdi_1_rex64): Split sse and xmm general register moves from
1980 memory move alternatives. Use conditional register constraints.
1981 (movsf_1, movdf_integer): Likewise.
1982 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1983 (movdf_integer_rex64): New.
1984 (pushsf_rex64): Fix output constraints.
1985 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1986 (sse2_stored): Likewise.
1987 (sse2_storeq_rex64): New.
1988 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1989 amd and not generic.
1990 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1991 for optimize_size. Remove SF/DFmode hack.
1993 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1995 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1998 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1999 Richard Sandiford <richard@codesourcery.com>
2001 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2002 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2003 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2004 m68k/t-mlib to tmake_file.
2005 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2006 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2007 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2008 Allow it to be cf or m68k. Set m68k_arch_family. If that
2009 variable is not empty, add t-$m68k_arch_family to tmake_file.
2010 Add t-mlibs to tmake_file.
2011 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2012 * config/m68k/t-cf: New file.
2013 * config/m68k/t-m68k: Likewise.
2014 * config/m68k/t-mlibs: Likewise.
2015 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2016 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2017 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2018 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2019 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2021 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2022 (INSTALL_LIBGCC): Delete.
2023 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2024 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2025 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2026 (M68K_MLIB_CPU): Define.
2027 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2028 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2029 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2031 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2032 Richard Guenther <rguenther@suse.de>
2035 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2036 against INT_MIN/INT_MAX.
2037 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2038 file if a loop is removed.
2040 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2042 * calls.c (store_one_arg): Pass correct alignment to
2043 emit_push_insn for non-BLKmode values.
2044 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2045 unaligned stack slot via a suitably aligned slot.
2047 2007-02-08 DJ Delorie <dj@redhat.com>
2049 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2051 (legal_subregs): Use unsigned char, make const.
2052 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2054 2007-02-08 Paul Brook <paul@codesourcery.com>
2056 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2057 special interworking needed.
2059 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2061 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2062 conditional to __SSE2__.
2063 (Entries below should have been added to first ChangeLog
2064 entry for amdfam10 dated 2007-02-05)
2065 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2067 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2069 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2072 2007-02-08 DJ Delorie <dj@redhat.com>
2074 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2075 * config/m32c/m32c.c (legal_subregs): New.
2076 (m32c_illegal_subreg_p): New.
2077 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2078 unsupported subregs of hard regs.
2080 2007-02-08 Jan Hubicka <jh@suse.cz>
2082 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2083 the same one; always update histograms.
2085 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2087 * passes.c (init_optimization_passes): Tidy comment.
2089 2007-02-08 Roger Sayle <roger@eyesopen.com>
2091 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2092 strip zero_extend, bswap and rotates from POCOUNT's argument.
2093 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2094 zero_extend and rotates from PARITY's argument.
2095 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2096 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2097 of an integer constant at compile-time.
2099 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2102 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2104 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2107 * tree-ssa-live.c (remove_unused_locals): Do not remove
2108 TREE_ADDRESSABLE variables.
2109 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2110 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2111 FOR_CLOBBER. Update all users.
2112 If VAR has an associated alias set, add a virtual operand for
2113 it if no alias is found to conflict with the memory reference.
2115 2007-02-07 Jan Hubicka <jh@suse.cz>
2116 Robert Kidd <rkidd@crhc.uiuc.edu>
2118 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2120 2007-02-07 Ian Lance Taylor <iant@google.com>
2122 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2124 2007-02-07 Roger Sayle <roger@eyesopen.com>
2126 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2127 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2128 tablejumpdi, movsi_to_cr_one): Remove constraints from
2129 define_expand's match_operands.
2131 2007-02-07 Roger Sayle <roger@eyesopen.com>
2133 * global.c (compute_regsets): Move declatation of "i" inside of
2134 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2136 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2139 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2140 of INDIRECT_REF <RESULT_DECL>.
2142 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2144 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2145 Kaz Kojima <kkojima@gcc.gnu.org>
2148 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2150 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2152 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2154 * doc/loop.texi: Document possibility not to perform disambiguation
2155 of loops with multiple latches.
2156 * cfgloopmanip.c (alp_enum_p): Removed.
2157 (add_loop): Handle subloops. Use get_loop_body_with_size.
2158 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2159 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2160 the new forwarder block.
2161 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2162 Handle the case latch is NULL.
2163 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2164 when marking loop exits.
2165 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2167 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2168 disambiguate_loops_with_multiple_latches.
2169 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2170 before fix_loop_structure.
2171 * cfgloop.c: Include pointer-set.h and output.h.
2172 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2173 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2174 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2175 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2176 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2177 disambiguate_multiple_latches, get_loop_body_with_size,
2178 disambiguate_loops_with_multiple_latches): New functions.
2179 (flow_loop_dump): Dump multiple latch edges.
2180 (flow_loop_nodes_find): Handle loops with multiple latches.
2181 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2182 (glb_enum_p): Modified.
2183 (get_loop_body): Use get_loop_body_with_size.
2184 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2185 (AVOID_CFG_MODIFICATIONS): New constant.
2186 (disambiguate_loops_with_multiple_latches, add_loop,
2187 get_loop_body_with_size): Declare.
2188 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2190 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2193 * global.c (compute_regsets): New function.
2194 (global_alloc): Refactored ELIMINABLE_REGSET
2195 and NO_GLOBAL_ALLOC_REGS computation out.
2196 (rest_of_handle_global_alloc): Call compute_regsets()
2197 for non-optimizing case.
2199 2007-02-06 Richard Henderson <rth@redhat.com>
2201 * config/i386/constraints.md (Y2): Rename from Y.
2202 (Yi): New constraint.
2203 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2204 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2205 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2206 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2207 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2208 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2209 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2210 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2211 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2212 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2213 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2214 vec_extractv2si_1): Change Y constraints to Y2.
2215 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2216 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2217 Change Y constraints to Y2.
2218 (sse2_loadld): Change Y constraints to x.
2220 2007-02-06 Roger Sayle <roger@eyesopen.com>
2222 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2223 (parity<mode>2): New define_expand using rs6000_emit_parity.
2224 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2225 rs6000_emit_parity): New functions.
2226 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2227 rs6000_emit_parity): Prototype here.
2229 2007-02-06 Ian Lance Taylor <iant@google.com>
2231 * lower-subreg.c (simple_move_operand): Reject CONST.
2232 (resolve_clobber): Call validate_change rather than directly
2233 assigning to XEXP (pat, 0).
2235 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2237 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2238 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2239 (tree-cfg.o): Remove hashtab.h dependency.
2241 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2242 (struct ivopts_data): Change niters to pointer_map_t.
2243 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2244 (niter_for_exit): Create pointer_map on demand. Change for
2246 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2247 (free_loop_data): Destroy data->niters if created and reset field.
2248 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2249 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2251 * tree-ssa-reassoc.c: Include pointer-set.h.
2252 (bb_rank): Change to long *.
2253 (operand_rank): Change to pointer_map_t.
2254 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2255 (insert_operand_rank): Accept long.
2256 (operand_entry_hash, operand_entry_eq): Remove.
2257 (get_rank): Return long. Adjust for changes above.
2258 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2260 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2262 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2263 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2264 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2266 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2267 directly since it cannot be NULL.
2268 (get_vi_for_tree): Rewrite for pointer_map API.
2269 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2270 (init_alias_vars): Create vi_for_tree as pointer_map.
2271 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2273 * tree-cfg.c: Don't include hashtab.h.
2274 (edge_to_cases): Declare as pointer_map.
2275 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2277 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2278 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2279 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2281 (record_switch_edge): Delete.
2282 (get_cases_for_edge): Adjust for pointer_map API, inline
2283 record_switch_edge (rewritten for new API), remove goto.
2285 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2287 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2288 * tree-nested.c: Include pointer-set.h.
2289 (var_map_elt, var_map_eq, var_map_hash): Delete.
2290 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2292 (nesting_info_bitmap_obstack): New.
2293 (lookup_field_for_decl): Adjust for pointer_map API.
2294 (lookup_tramp_for_decl): Adjust for pointer_map API.
2295 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2296 (get_local_debug_decl): Adjust for pointer_map API.
2297 (convert_nl_goto_reference): Adjust for pointer_map API.
2298 (convert_nl_goto_receiver): Adjust for pointer_map API.
2299 (create_nesting_tree): Create outside GGC space. Create bitmap on
2300 the new obstack. Create field_map and var_map as pointer_maps.
2301 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2303 (lower_nested_functions): Move root here, no need to NULL it.
2304 Initialize and release the obstack.
2306 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2308 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2309 Remove prototypes and make them non-static.
2310 (struct tree_int_map): Remove.
2311 * tree.h (struct tree_int_map): Move here, turning TO into an
2313 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2315 * tree.h (TREE_COMPLEXITY): Remove.
2316 (struct tree_exp): Remove complexity field.
2317 * tree.c (build1_stat): Don't set it.
2319 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2320 Victor Kaplansky <victork@il.ibm.com>
2322 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2323 (vect_is_simple_reduction): Support reduction with induction as
2324 one of the operands.
2325 (vect_is_simple_iv_evolution): Fix formatting.
2326 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2327 formatting. Don't mark induction phis for vectorization.
2328 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2329 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2330 (vect_get_vec_def_for_operand): Support induction.
2331 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2333 (vectorizable_reduction): Support reduction with induction as one of
2335 (vectorizable_type_demotion): Use def-type of stmt argument rather
2336 than dummy def-type.
2338 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2339 flag_tree_scev_cprop.
2340 * common.opt (tree-scev-cprop): New flag.
2342 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2343 call to vect_get_new_vect_var.
2345 2007-02-06 Ira Rosen <irar@il.ibm.com>
2347 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2348 vectype is not NULL.
2349 (vect_pattern_recog_1): Likewise.
2351 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2353 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2354 (fold_negate_expr): Likewise.
2356 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2359 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2360 even if cv-qualification is the same.
2362 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2364 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2365 __enable_execute_stack on completion.
2367 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2369 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2370 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2371 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2372 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2373 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2374 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2375 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2376 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2378 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2380 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2381 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2382 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2383 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2384 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2385 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2386 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2387 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2388 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2389 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2390 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2391 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2392 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2393 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2394 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2395 sqrtextenddfxf2_i387): Added amdfam10_decode.
2397 * config/i386/athlon.md (athlon_idirect_amdfam10,
2398 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2399 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2400 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2401 athlon_ivector_store_amdfam10): New define_insn_reservation.
2402 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2405 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2407 * config/i386/athlon.md (athlon_call_amdfam10,
2408 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2409 define_insn_reservation.
2410 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2411 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2412 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2416 * config/i386/athlon.md (athlon_sseld_amdfam10,
2417 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2418 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2420 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2422 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2423 define_insn_reservation.
2424 * config/i386/i386.md (sseins): Added sseins to define_attr type
2425 and define_attr unit.
2426 * config/i386/sse.md: Set type attribute to sseins for insertq
2429 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2431 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2432 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2433 ssecomi_load_amdfam10, ssecomi_amdfam10,
2434 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2435 define_insn_reservation.
2436 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2438 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2440 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2441 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2442 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2443 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2444 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2445 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2446 define_insn_reservation.
2448 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2449 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2450 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2451 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2452 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2454 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2456 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2457 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2458 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2459 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2460 athlon_ssemul_load_k8): Added amdfam10.
2462 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2464 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2465 (x86_sse_unaligned_move_optimal): New variable.
2467 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2469 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2470 for unaligned vector SSE double/single precision loads for AMDFAM10.
2472 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2474 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2475 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2476 Define TARGET_CPU_DEFAULT_amdfam10.
2477 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2478 (processor_type): Add PROCESSOR_AMDFAM10.
2480 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2481 processor_type in config/i386/i386.h.
2482 Enable imul peepholes for TARGET_AMDFAM10.
2484 * config.gcc: Add support for --with-cpu option for amdfam10.
2486 * config/i386/i386.c (amdfam10_cost): New variable.
2487 (m_AMDFAM10): New macro.
2488 (m_ATHLON_K8_AMDFAM10): New macro.
2489 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2490 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2491 x86_promote_QImode, x86_integer_DFmode_moves,
2492 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2493 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2494 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2495 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2496 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2497 Enable/disable for amdfam10.
2498 (override_options): Add amdfam10_cost to processor_target_table.
2499 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2500 processor_alias_table.
2501 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2502 (ix86_adjust_cost): Add code for amdfam10.
2504 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2506 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2507 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2508 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2509 * config/i386/i386.h: Add builtin definition for SSE4A.
2510 * config/i386/i386.md: Add support for ABM instructions
2512 * config/i386/sse.md: Add support for SSE4A instructions
2513 (movntss, movntsd, extrq, insertq).
2514 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2515 Add -march=amdfam10 flag.
2516 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2517 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2519 * doc/extend.texi: Add documentation for SSE4A builtins.
2521 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2523 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2525 2007-02-05 Richard Guenther <rguenther@suse.de>
2527 * tree-vectorizer.h (vectorizable_function): Add argument type
2528 argument, change return type.
2529 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2530 * tree-vect-transform.c (vectorizable_function): Handle extra
2531 argument, return vectorized function decl.
2532 (build_vectorized_function_call): Remove.
2533 (vectorizable_call): Handle calls with result and argument types
2534 differing. Handle loop vectorization factor correctly.
2535 * targhooks.c (default_builtin_vectorized_function): Adjust for
2537 * targhooks.h (default_builtin_vectorized_function): Likewise.
2538 * target.h (builtin_vectorized_function): Add argument type
2540 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2541 extra argument, allow vectorizing of lrintf.
2542 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2543 documentation of target hook.
2545 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2548 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2549 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2550 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2552 2007-02-05 Roger Sayle <roger@eyesopen.com>
2554 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2555 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2556 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2557 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2558 before canonicalizing sincos to cexpi.
2559 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2561 2007-02-05 Roger Sayle <roger@eyesopen.com>
2563 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2564 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2565 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2567 2007-02-05 Roger Sayle <roger@eyesopen.com>
2569 * mips-tfile.c (initialize_init_file): Correct endianness test.
2571 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2573 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2576 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2578 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2579 saves in a PARALLEL before the register assignments.
2581 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2583 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2584 DWARF_FRAME_RETURN_COLUMN to be a general register.
2585 * dwarf2out.c (init_return_column_size): New function, split from...
2586 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2587 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2588 to be nongeneral registers.
2589 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2591 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2592 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2594 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2596 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2598 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2600 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2601 (remove_path): Use can_remove_branch_p and remove_branch instead
2602 of loop_delete_branch_edge.
2603 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2604 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2605 Update profile using scale_dominated_blocks_in_loop.
2606 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2607 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2608 (can_remove_branch_p, remove_branch): Declare.
2609 * tree-cfg.c (tree_can_remove_branch_p): New function.
2610 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2611 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2612 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2614 2007-02-05 Jan Hubicka <jh@suse.cz>
2617 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2618 nodes in cgraph, don't remove offline copy of the function.
2620 2007-02-04 Jan Hubicka <jh@suse.cz>
2622 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2623 vectors might cause maybe_lookup_element_for_expr to be called
2624 on non-sra-candidate.
2626 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2628 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2629 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2630 spelling conventions.
2632 2007-02-04 Richard Guenther <rguenther@suse.de>
2635 * fold-const.c (try_move_mult_to_index): Make sure to not
2636 overflow one dimension of a multi-dimensional array access.
2638 2007-02-04 Jan Hubicka <jh@suse.cz>
2640 * passes.c (init_optimization_passes): Reindent.
2642 2007-02-04 Jan Hubicka <jh@suse.cz>
2643 Eric Botcazou <ebotcazou@adacore.com>
2645 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2646 (execute_fixup_cfg): Break out the abnormal goto code.
2647 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2648 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2649 (optimize_inline_calls): Call make_nonlocal_label_edges.
2651 2007-02-04 Jan Hubicka <jh@suse.cz>
2653 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2654 true when something was changed.
2655 (rename_ssa_copies): When something was changed, do
2656 TODO_remove_unused_locals.
2657 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2658 add TODO_remove_unused_locals when instruction was removed.
2660 2007-02-04 Jan Hubicka <jh@suse.cz>
2662 * ipa-inline.c (try_inline): Improve debug output; work on already
2664 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2665 call try_inline for already inlined edges too when flattening;
2666 inline also functions that make callee growth but overall unit size
2669 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2671 * config/m32c/bitops.md, config/m32c/jump.md,
2672 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2673 config/m32r/m32r.h, config/m32r/m32r.md,
2674 config/m32r/predicates.md, config/m68hc11/larith.asm,
2675 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2676 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2677 config/mips/mips-protos.h, config/mips/mips.c,
2678 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2679 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2680 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2681 spelling conventions.
2683 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2684 Follow spelling conventions.
2686 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2688 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2689 warn about C++0x compatibility.
2691 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2693 * config/h8300/h8300.c, config/h8300/h8300.h,
2694 config/h8300/h8300.md: Follow spelling conventions.
2696 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2699 * combine.c (try_combine): Do not substitute source operand
2700 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2702 2007-02-03 Jan Hubicka <jh@suse.cz>
2704 PR gcov-profile/30650
2705 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2706 do not divide by zero for never executed counters.
2707 (tree_find_values_to_profile): Fix counters.
2708 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2710 2007-02-03 Ian Lance Taylor <iant@google.com>
2712 * lower-subreg.c (simple_move_operand): New static function,
2713 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2715 (simple_move): Call simple_move_operand.
2716 (find_decomposable_subregs): Add special handling of MEMs.
2717 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2718 meaning of return value. If we see a hard register, test whether
2719 it can store a word_mode value. Change all callers.
2721 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2723 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2724 ftrapv insns and expanders.
2725 (subdi3): Change define_expand operand 1 to arith11_operand, and
2726 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2727 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2728 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2732 * varasm.c (notice_global_symbol): Treat global objects as weak when
2735 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2737 * emit-rtl.c (dconstpi): Delete.
2739 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2740 * real.h (dconstpi): Delete.
2742 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2743 (fold_builtin_hypot): Likewise.
2745 2007-02-03 Tom Tromey <tromey@redhat.com>
2748 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2749 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2751 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2753 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2754 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2755 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2756 config/rs6000/cell.md, config/rs6000/darwin.h,
2757 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2758 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2759 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2760 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2761 typos. Follow spelling conventions.
2762 * doc/invoke.texi: Follow spelling conventions.
2764 2007-02-03 Roger Sayle <roger@eyesopen.com>
2766 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2767 canonicalization transformations that attempt to simplify integer
2768 constant comparisons to become comparisons against zero.
2770 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2772 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2774 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2775 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2777 2007-02-02 Mike Stump <mrs@apple.com>
2779 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2780 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2781 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2782 generate a branch island.
2784 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2786 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2787 (xtensa_legitimate_address_p): New.
2788 (xtensa_legitimize_address): New.
2789 (xtensa_output_addr_const_extra): New.
2790 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2792 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2793 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2794 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2795 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2796 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2797 (xtensa_legitimize_address): New.
2798 (xtensa_output_addr_const_extra): New.
2800 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2802 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2804 2007-02-02 Ian Lance Taylor <iant@google.com>
2806 * expmed.c (expand_divmod): Add comment.
2808 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2810 * emit-rtl.c (renumber_insns): Remove.
2811 * flags.h: Remove the extern for flag_renumber_insns.
2812 * rtl.h: Remove the prototype for renumber_insns.
2813 * toplev.c (flag_renumber_insns): Remove.
2815 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2817 Revert for x86 darwin:
2818 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2820 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2821 code before the following patch under TARGET_MACHO.
2822 (ix86_function_value_regno_p): Likewise.
2824 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2826 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2829 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2832 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2833 general or fp registers. Add comments.
2834 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2836 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2838 * pointer-set.c (insert_aux): Only return insertion slot.
2839 (pointer_set_insert): Adjust.
2840 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2841 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2842 pointer_map_traverse): New.
2843 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2844 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2845 pointer_map_contains, pointer_map_traverse): Declare.
2847 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2850 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2851 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2853 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2855 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2857 (struct _dep): New type.
2858 (dep_t): New typedef.
2859 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2860 (DEP_STATUS): New access macro. The macro with the same name was
2861 renamed to DEP_LINK_STATUS.
2862 (dep_init): Declare function
2864 (struct _dep_link): New type.
2865 (dep_link_t): New typedef.
2866 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2867 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2868 (DEP_LINK_STATUS): New macro.
2869 (debug_dep_links): New debug function.
2871 (struct _deps_list): New type.
2872 (deps_list_t): New typedef.
2873 (DEPS_LIST_FIRST): New access macro.
2874 (FOR_EACH_DEP_LINK): New cycle macro.
2875 (create_deps_list, free_deps_list, delete_deps_list): Declare
2877 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2878 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2879 (copy_deps_list_change_con): Ditto.
2881 (move_dep_link): Declare function.
2883 (struct _dep_node): New type.
2884 (dep_node_t): New typedef.
2885 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2887 (struct haifa_insn_data.back_deps): New field to hold backward
2888 dependencies of the insn.
2889 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2891 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2892 Change its type to deps_list_t.
2893 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2894 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2895 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2897 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2899 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2901 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2903 (dep_cost): Declare.
2905 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2906 (ds_to_dk, dk_to_ds): New functions.
2908 (init_dep_1): New static function.
2909 (init_dep): New function.
2910 (copy_dep): New static function.
2912 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2914 (detach_dep_link): New static function.
2915 (move_dep_link): New function.
2917 (dep_links_consistent_p, dump_dep_links): New static functions.
2918 (debug_dep_links): New debugging function.
2920 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2922 (alloc_deps_list, init_deps_list): New static functions.
2923 (create_deps_list): New function.
2924 (clear_deps_list): New static function.
2925 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2926 (deps_list_consistent_p, dump_deps_list): New static functions.
2927 (debug_deps_list): New function.
2928 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2930 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2932 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2933 use new scheduler dependencies lists.
2934 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2935 (sched_analyze): Ditto. Initialize dependencies lists.
2936 (add_forw_dep, compute_forward_dependences): Update to use new
2937 scheduler dependencies lists.
2939 (init_dependency_caches): Init deps_obstack.
2940 (free_dependency_caches): Free deps_obstack.
2942 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2943 new scheduler dependencies lists.
2944 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2945 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2947 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2948 Update to use new scheduler dependencies lists.
2949 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2950 (debug_dependencies): Ditto.
2951 (schedule_region): Update comments.
2953 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2954 scheduler dependencies lists.
2955 (schedule_ebb): Update comments.
2957 * rtl.def (DEPS_LIST): Remove.
2959 * lists.c (unused_deps_list): Remove.
2960 (free_list): Update assertions.
2962 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2963 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2965 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2966 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2968 * haifa-sched.c (comments): Update.
2969 (insn_cost1): Remove. Inline the code into insn_cost ().
2970 (insn_cost): Update to use new scheduler dependencies lists. Move
2971 processing of the dependency cost to dep_cost ().
2972 (dep_cost): New function. Use it instead of insn_cost () when
2973 evaluating cost of the dependency. Use compatible interface to
2974 interact with the target.
2975 (priority): Update to use new scheduler dependencies lists.
2976 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2977 with greater number of insns that depend on the insn.
2978 (schedule_insn): Update to use new scheduler dependencies lists. Add
2979 code to free backward dependencies lists. Inline and optimize code
2980 from resolve_dep () - see PR28071.
2981 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2982 lists. Update call to targetm.sched.is_costly_dependence hook.
2984 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2985 scheduler dependencies lists.
2987 (resolve_dep): Remove. Move the logic to schedule_insn ().
2988 (init_h_i_d): Initialize dependencies lists.
2990 (process_insn_depend_be_in_spec): Rename to
2991 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2993 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2994 Update to use new scheduler dependencies lists.
2995 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2997 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2998 new scheduler dependencies lists.
2999 (build_intra_loop_deps): Ditto.
3001 * target.h (struct _dep): Declare to use in
3002 gcc_target.sched.is_costly_dependence.
3003 (struct gcc_target.sched.adjust_cost): Fix typo.
3004 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3005 single dep_t parameter instead of an equivalent triad.
3006 (struct gcc_target.sched.adjust_cost_2): Remove.
3008 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3010 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3012 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3014 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3016 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3017 (REG_DEP_TRUE): Document.
3019 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3020 Change signature to correspond to the targetm.sched.adjust_cost hook.
3021 Update use in TARGET_SCHED_ADJUST_COST_2.
3022 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3023 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3024 new scheduler dependencies lists.
3025 (ia64_gen_check): Ditto.
3027 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3030 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3031 signature to correspond to the targetm.sched.is_costly_dependence hook.
3032 (is_costly_group): Update to use new scheduler dependencies lists.
3034 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3035 instead of INSN_COST () macro.
3037 2007-02-01 Ian Lance Taylor <iant@google.com>
3039 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3041 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3043 * pa.md (tp_load): Correct mfctl instruction syntax.
3045 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3047 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3048 altivec_padding_size calculation on AIX. Improve comment, add
3049 assert to verify that it's right.
3051 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3054 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3057 * global.c (global_alloc): Add mising initialization of
3060 2007-02-01 Roger Sayle <roger@eyesopen.com>
3062 * alias.c (init_alias_analysis): Correct whitespace.
3063 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3064 partition_hot_cold_basic_blocks): Likewise.
3065 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3066 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3067 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3068 fold_builtin_snprintf_chk, fold_builtin_printf,
3069 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3070 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3071 * cfgcleanup.c (cleanup_cfg): Likewise.
3072 * cfgexpand.c (tree_expand_cfg): Likewise.
3073 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3074 * function.c (get_next_funcdef_no): Likewise.
3075 * gengtype.c (main): Likewise.
3076 * genmodes.c (main): Likewise.
3077 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3078 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3079 * ifcvt.c (noce_emit_move_insn): Likewise.
3080 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3082 * stor-layout.c (get_best_mode): Likewise.
3083 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3084 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3085 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3086 perform_var_substitution, solve_graph): Likewise.
3087 * tree-vrp.c (vrp_finalize): Likewise.
3089 2007-02-01 Ian Lance Taylor <iant@google.com>
3091 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3092 high part of a paradoxical subreg, return a constant zero.
3094 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3096 * toplev.c (lang_dependent_init): Call init_set_costs.
3097 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3099 2007-02-01 Richard Guenther <rguenther@suse.de>
3102 * fold-const.c (fold_negate_expr): Allow negating a
3103 constant if overflow does not change.
3105 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3107 * doc/c-tree.texi (Expression trees): Improve markup.
3108 * doc/tm.texi (Register Classes, Addressing Modes)
3109 (Floating Point): Fix spacing after abbreviations. Fix some
3112 2007-02-01 Ben Elliston <bje@au.ibm.com>
3114 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3115 * doc/contrib.texi: Likewise.
3116 * doc/install.texi: Likewise.
3118 2007-01-31 Richard Henderson <rth@redhat.com>
3119 Ian Lance Taylor <iant@google.com>
3121 * lower-subreg.c: New file.
3122 * rtl.def (CONCATN): Define.
3123 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3125 * emit-rtl.c (update_reg_offset): New static function, broken out
3126 of gen_rtx_REG_offset.
3127 (gen_rtx_REG_offset): Call update_reg_offset.
3128 (gen_reg_rtx_offset): New function.
3129 * regclass.c: Revert patch of 2006-03-05, restoring
3131 (clear_reg_info_regno): New function.
3132 * dwarf2out.c (concatn_loc_descriptor): New static function.
3133 (loc_descriptor): Handle CONCATN.
3134 * common.opt (fsplit_wide_types): New option.
3135 * opts.c (decode_options): Set flag_split_wide_types when
3137 * timevar.def (TV_LOWER_SUBREG): Define.
3138 * rtl.h (gen_reg_rtx_offset): Declare.
3139 (reg_scan_update): Declare.
3140 * regs.h (clear_reg_info_regno): Declare.
3141 * tree-pass.h (pass_lower_subreg): Declare.
3142 (pass_lower_subreg2): Declare.
3143 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3144 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3146 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3147 * Makefile.in (OBJS-common): Add lower-subreg.o.
3148 (lower-subreg.o): New target.
3150 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3152 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3154 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3157 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3159 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3162 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3164 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3166 * cfgloop.h: Include vec-prim.h.
3167 (enum li_flags): Remove LI_ONLY_OLD.
3168 (loop_iterator): Changed.
3169 (fel_next, fel_init): Iterate over loop tree.
3170 (FOR_EACH_LOOP_BREAK): New macro.
3171 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3173 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3174 * modulo-sched.c (sms_schedule): Ditto.
3175 * tree-vectorizer.c (vectorize_loops): Ditto.
3176 * doc/loop.texi: Update information on loop numbering and behavior of
3177 FOR_EACH_LOOP wrto new loops.
3178 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3179 add_to_evolution_1): Test nestedness of loops instead of comparing
3181 * tree-chrec.c (chrec_fold_plus_poly_poly,
3182 chrec_fold_multiply_poly_poly, chrec_evaluate,
3183 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3184 reset_evolution_in_loop): Ditto.
3185 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3187 2007-01-31 Dirk Mueller <dmueller@suse.de>
3189 * c-common.c (warn_about_parentheses): Separate warning about
3190 un-parenthized sequence of comparison operators from the one
3191 which is supposed to warn about x <= y <= z.
3193 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3195 * optabs.h (enum optab_index): Add new OTI_isinf.
3196 (isinf_optab): Define corresponding macro.
3197 * optabs.c (init_optabs): Initialize isinf_optab.
3198 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3200 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3201 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3203 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3204 expand_builtin_interclass_mathfn.
3205 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3206 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3207 (fxam<mode>2_i387): New insn pattern.
3208 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3209 built-in functions as x87 inline asm.
3211 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3213 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3215 2007-01-30 Eric Christopher <echristo@apple.com>
3217 * config.gcc: Add geode.
3219 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3221 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3222 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3223 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3224 value-prof.c: Fix comment typos.
3226 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3229 * doc/invoke.texi (Wpointer-arith): Document warning.
3231 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3233 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3234 the list of discrepancies from the draft TR.
3236 2007-01-30 Dirk Mueller <dmueller@suse.de>
3239 * doc/invoke.texi (-Wreturn-type): Update description to
3242 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3244 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3246 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3248 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3249 to handle optabs that operate on floating point input argument and
3250 output to integer output.
3251 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3252 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3253 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3254 expand_builtin_interclass_mathfn ().
3255 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3257 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3258 ilogbl built-in functions as x87 intrinsics.
3260 2007-01-30 Richard Guenther <rguenther@suse.de>
3263 * dwarf2out.c (reference_to_unused): Query varpool if the
3264 variable was output.
3266 2007-01-30 Richard Guenther <rguenther@suse.de>
3269 * passes.c (execute_one_pass): Reset in_gimple_form to not
3270 confuse non-unit-at-a-time mode.
3272 2007-01-29 Roger Sayle <roger@eyesopen.com>
3273 Richard Guenther <rguenther@suse.de>
3275 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3276 avoid undefined behaviour on overflow. Use force_fit_type_double
3277 to construct the constant with the specified TREE_OVERFLOW.
3279 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3281 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3282 * config/dfp-bit.h: Ditto.
3284 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3286 * c-decl.c (pop_scope): Replace warnings with call to
3287 warn_for_unused_label.
3288 * c-common.h (warn_for_unused_label): Declare.
3289 * c-common.c (warn_for_unused_label): Define.
3291 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3293 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3296 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3298 * Makefile.in (USER_H): Remove decfloat.h.
3299 * ginclude/decfloat.h: Delete, moving contents to ...
3300 * ginclude/float.h: Add support for decimal floating point,
3301 guarded by __STDC_WANT_DEC_FP__.
3303 2007-01-29 Mike Stump <mrs@apple.com>
3305 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3306 Analysis and Representation to resolve case insensitive conflict.
3307 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3309 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3311 * tree.h (struct tree_memory_tag): Add aliases member.
3312 (MTAG_ALIASES): New macro.
3313 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3314 (add_may_alias): Remove pointer-set. Update for may_aliases being
3316 (mark_aliases_call_clobbered): Update for may_aliases being a
3318 (compute_tag_properties): Ditto.
3319 (create_partition_for): Ditto.
3320 (compute_memory_partitions): Ditto.
3321 (dump_may_aliases_for): Ditto.
3322 (is_aliased_with): Ditto.
3323 (add_may_alias_for_new_tag): Ditto.
3324 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3325 (compute_is_aliased): New function.
3326 (compute_may_aliases): Call compute_is_aliased).
3327 (init_alias_info): Initialize alias_bitmap_obstack.
3328 (union_alias_set_into): New function.
3329 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3330 (have_common_aliases_p): Rewrite to take two bitmaps and use
3332 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3334 (finalize_ref_all_pointers): Update for add_may_alias changes.
3335 (new_type_alias): Ditto.
3336 * tree-flow-inline.h (may_aliases): Return a bitmap.
3337 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3338 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3339 may_aliases being a bitmap.
3340 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3341 may_aliases now returns a bitmap.
3342 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3344 * tree-ssa-operands.c (add_virtual_operand): Update for
3345 may_aliases being a bitmap.
3347 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3349 PR tree-optimization/30630
3350 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3351 variable as changed.
3353 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3356 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3357 expanded only once even if an error occurs.
3359 2007-01-29 Ben Elliston <bje@au.ibm.com>
3361 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3362 (__gcov_average_profiler): Likewise.
3363 (__gcov_ior_profiler): Likewise.
3364 (__gcov_merge_ior): Likewise.
3366 2007-01-28 Jan Hubicka <jh@suse.cz>
3368 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3369 * value-prof.c (stringop_block_profile): Likewise.
3371 2007-01-28 Jan Hubicka <jh@suse.cz>
3373 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3374 variant handling histograms; add wrapper.
3375 (clear_storage_via_libcall): Export.
3376 (emit_block_move_hints): Break out from ...; add histograms.
3377 (emit_block_move): ... this one.
3378 (clear_storage_hints): Break out from ...; add histograms.
3379 (clear_storage): ... this one.
3380 (set_storage_via_memset): Handle histogram.
3381 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3382 (clear_storage_hints, clear_storage_via_libcall): Declare.
3383 (set_storage_via_setmem): Update prototype.
3384 * doc/md.texi (movmem, setmem): Document new arguments.
3386 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3388 (stringop_block_profile): New global function.
3389 (tree_stringops_values_to_profile): Profile block size and alignment.
3390 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3392 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3393 (stringop_block_profile): Declare.
3394 * builtins.c: Include value-prof.h.
3395 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3396 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3397 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3398 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3399 * profile.c (instrument_values): Add new counters.
3400 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3402 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3403 (tree_init_edge_profiler): Build new profilers.
3404 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3405 (pass_tree_profile): Add dump.
3406 (tree_profile_hooks): Update.
3407 * Makefile.in (LIBGCOV): Add new constants.
3408 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3409 __gcov_ior_profiler): New.
3410 * i386.md (movmem/setmem expanders): Add new optional arguments.
3412 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3414 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3416 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3418 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3419 (tree_unswitch_single_loop): Pass eni_size_weights to
3420 tree_num_loop_insns.
3421 * tree-ssa-loop-manip.c: Include tree-inline.h.
3422 (can_unroll_loop_p): Pass eni_size_weights to
3423 tree_num_loop_insns.
3424 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3425 Pass eni_size_weights to estimate_num_insns.
3426 * tree.h (init_inline_once): Export.
3427 * toplev.c (backend_init): Call init_inline_once.
3428 * cgraphunit.c (cgraph_process_new_functions,
3429 cgraph_analyze_function): Pass eni_inlining_weights to
3431 * ipa-inline.c (compute_inline_parameters): Ditto.
3432 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3433 to estimate_num_insns.
3434 (try_unroll_loop_completely): Pass eni_size_weights to
3435 tree_num_loop_insns.
3436 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3437 ot estimate_num_insns.
3438 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3439 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3440 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3441 eni_time_weights): New variables.
3442 (init_inline_once): Initialize them.
3443 (struct eni_data): Mew.
3444 (estimate_num_insns_1, estimate_num_insns): Use weights.
3445 * tree-inline.h (struct eni_weights_d): New.
3446 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3447 (estimate_num_insns): Declaration changed.
3448 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3449 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3450 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3452 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3454 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3455 relations in the conflict function is valid.
3457 2007-01-27 Ian Lance Taylor <iant@google.com>
3459 * common.opt: Add fstrict-overflow.
3460 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3461 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3462 (TYPE_OVERFLOW_UNDEFINED): Define.
3463 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3465 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3466 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3467 (fold_negate_expr): Likewise.
3468 (make_range): Likewise.
3469 (extract_muldiv_1): Likewise.
3470 (maybe_canonicalize_comparison): Likewise.
3471 (fold_comparison): Likewise.
3472 (fold_binary): Likewise.
3473 (tree_expr_nonnegative_p): Likewise.
3474 (tree_expr_nonzero_p): Likewise.
3475 * tree-vrp.c (compare_values): Likewise.
3476 (extract_range_from_binary_expr): Likewise.
3477 (extract_range_from_unary_expr): Likewise.
3478 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3480 (nowrap_type_p): Likewise.
3481 * tree-scalar-evolution.c (simple_iv): Likewise.
3482 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3483 (build_range_check): Likewise.
3484 (extract_muldiv_1): Likewise.
3485 (fold_comparison): Likewise.
3486 * tree-vrp.c (vrp_int_const_binop): Likewise.
3487 (extract_range_from_unary_expr): Likewise.
3488 * convert.c (convert_to_integer): Likewise.
3489 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3490 (fold_comparison): Likewise.
3491 (fold_binary): Likewise.
3492 * optabs.c (optab_for_tree_code): Likewise.
3493 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3494 * simplify-rtx.c (simplify_const_relational_operation): Check
3495 flag_strict_overflow and flag_trapv.
3496 (simplify_const_relational_operation): Likewise.
3497 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3498 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3501 2007-01-27 Roger Sayle <roger@eyesopen.com>
3503 * tree.c (tree_fold_gcd): Delete.
3504 * tree.h (tree_fold_gcd): Remove prototype.
3505 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3506 test whether one constant integer is a multiple of another. Instead
3507 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3508 * fold-const.c (multiple_of_p): We've determined both TOP and
3509 BOTTOM are integer constants so we can call int_const_binop directly
3510 instead of the more generic const_binop.
3512 2007-01-27 Roger Sayle <roger@eyesopen.com>
3514 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3515 1*X check that the constant hasn't overflowed, to preserve the
3517 (round_up): Provide an efficient implementation when rouding-up an
3518 INTEGER_CST to a power-of-two.
3520 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3522 * doc/sourcebuild.texi: Add comma for clarity.
3523 * doc/extend.texi: Fix some typos.
3524 * doc/passes.texi: Likewise.
3525 * doc/cppinternals.texi: Likewise.
3526 * doc/c-tree.texi: Likewise.
3527 * doc/tree-ssa.texi: Likewise.
3528 * doc/install.texi: Likewise.
3530 2007-01-27 Jan Hubicka <jh@suse.cz>
3532 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3533 (pass_sra): Do not require alias information.
3534 * passes.c (init_optimization_passes): Add SRA
3536 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3538 * tracer.c (rest_of_handle_tracer): We already cleaned
3539 up the CFG in tracer() so don't do it here again.
3540 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3541 cleanup_cfg here, either. And don't call renumber_insns.
3543 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3544 and BB_HEAD are in the insn stream here. Instead make sure
3545 that BB_INSN is valid on all insns. Also, do check here that
3546 there are no pending branch predictions...
3547 (rtl_verify_flow_info): ...instead of doing it here. Checks
3548 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3551 2007-01-26 Roger Sayle <roger@eyesopen.com>
3553 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3554 function to simplify/factorize operand order canonicalization.
3555 (ix86_fixup_binary_operands): Reorganize using the above function.
3556 (ix86_binary_operator_ok): Likewise.
3558 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3560 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3561 file scope from optimize_attrs.
3562 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3564 (optimize_attrs): Clear insn_code_values after freeing it.
3566 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3568 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3569 a parts.base assignment.
3571 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3573 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3574 (compute_subscript_distance, initialize_data_dependence_relation,
3575 finalize_ddr_dependent, analyze_ziv_subscript,
3576 analyze_siv_subscript_cst_affine,
3577 compute_overlap_steps_for_affine_univar,
3578 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3579 analyze_siv_subscript, analyze_miv_subscript,
3580 analyze_overlapping_iterations, subscript_dependence_tester_1,
3581 compute_self_dependence, free_dependence_relation): Work
3582 with affine_fn instead of chrecs.
3583 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3584 common_affine_function, affine_function_base,
3585 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3586 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3587 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3588 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3589 (all_chrecs_equal_p): Removed.
3590 * tree-data-ref.h (affine_fn, conflict_function): New types.
3591 (struct subscript): Change type of conflicting_iterations_in_a
3592 and conflicting_iterations_in_b.
3594 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3597 * config/pa/pa.h (TARGET_HPUX_11): New.
3598 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3599 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3601 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3602 Richard Guenther <rguenther@suse.de>
3604 * tree-ssa-structalias.c (solve_graph): Handle case
3605 we merged the variable to another.
3607 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3609 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3612 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3613 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3615 2007-01-25 DJ Delorie <dj@redhat.com>
3617 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3618 allow changes to modes which don't fit in those registers.
3620 * reload1.c (choose_reload_regs): Check for invalid subregs before
3621 computing their locations, not after.
3623 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3626 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3627 save Altivec registers in an eh_return function.
3628 (compute_vrsave_mask): Likewise.
3629 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3630 for saving Altivec registers.
3631 (rs6000_emit_prologue): Don't allocate stack twice in
3632 eh_return function. Correct expected value of altivec_save_offset
3633 when using save_world. Describe save of R0 to stack when using
3634 save_world. Describe stack pointer adjustment when using
3635 save_world. Remove duplicated eh_return parameter register saving.
3636 Update sp_offset variable after save_world.
3637 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3639 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3640 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3643 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3645 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3647 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3650 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3651 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3653 2007-01-25 Richard Guenther <rguenther@suse.de>
3655 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3656 * common.opt (-Wcoverage-mismatch): New warning option.
3657 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3658 if -Wcoverage-mismatch is given.
3660 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3662 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3663 (ipcp_driver): Change to static definition.
3664 Add dumping of the ifunctions.
3665 (constant_val_insert): Remove unused parameter. Support for SSA.
3666 (ipcp_propagate_const): Support for SSA.
3667 (ipcp_profile_bb_print): Print only analyzed nodes.
3668 (ipcp_replace_map_create): Remove support for Fortran constant
3670 * ipa-prop.c (ipa_method_modify_stmt,
3671 ipa_callsite_compute_param): Support for SSA.
3672 * ipa-prop.h (ipcp_driver): Remove declaration.
3673 (IS_VALID_TREE_MAP_INDEX): Add define.
3675 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3677 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3679 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3682 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3683 constant argument to cabs and do it without checking for
3684 -funsafe-math-optimizations.
3686 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3688 * c-common.h (RID_FIRST_CXX0X): New.
3689 (RID_LAST_CXX0X): New.
3690 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3692 * c.opt (Wc++0x-compat): New.
3693 * doc/invoke.texi (-Wc++0x-compat): Document.
3695 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3697 * builtins.c (fold_builtin_carg): New.
3698 (fold_builtin_1): Use it.
3700 2007-01-24 Jan Hubicka <jh@suse.cz>
3702 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3704 * ipa-inline.c (initial_insns, max_insns): Delete.
3705 (compute_max_insns): New function.
3706 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3707 of insns as base for code growth.
3708 (cgraph_decide_inlining): Make initial_insns local; do not compute
3710 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3711 * doc/invoke.texi (inline-unit-growth): Update docs.
3713 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3715 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3716 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3717 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3718 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3719 for CPUs that have PTA_CX16 set.
3722 * gimplify.c (omp_check_private): New function.
3723 (gimplify_scan_omp_clauses): Use it for
3724 firstprivate/lastprivate/reduction.
3727 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3728 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3731 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3732 If lower_lastprivate_clauses emits some statements, append them
3733 to dlist rather than body_p and to body_p append an initializer.
3734 (lower_omp_for): Adjust caller.
3736 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3738 * target.h (globalize_decl_name): New.
3739 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3740 * output.h (default_globalize_decl_name): New.
3741 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3743 (globalize_decl): Ditto.
3744 (default_globalize_decl_name): New.
3745 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3746 (ia64_handle_version_id_attribute): New.
3747 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3748 (ia64_asm_output_external): Use globalize_decl_name instead
3750 * doc/extend.texi (version_id): New pragma.
3751 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3753 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3755 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3756 _uleb128_t and _Unwind_SWord with _sleb128_t.
3757 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3758 uw_frame_state_for, uw_update_context_1): Likewise.
3759 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3760 * unwind-pe.h (read_uleb128, read_sleb128,
3761 read_encoded_value_with_base): Likewise.
3762 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3764 2007-01-24 Richard Guenther <rguenther@suse.de>
3766 * builtins.c (expand_builtin_cexpi): Get the fndecl
3767 for cexp in the correct way.
3769 2007-01-24 Jan Hubicka <jh@suse.cz>
3771 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3773 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3775 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3776 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3777 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3778 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3779 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3780 __SIZEOF_PTRDIFF_T__.
3781 * doc/cpp.texi: Documentation for the new builtin macros added.
3783 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3785 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3786 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3787 instead of operands[2] to avoid access past the end of array.
3789 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3791 * reload1.c (emit_reload_insns): Pass the reload register
3792 for a non-spill output reload through forget_old_reloads_1.
3794 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3796 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3797 _SOFT_DOUBLE if doubles use software floating-point.
3798 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3799 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3800 * config/rs6000/darwin-ldouble.c: Also compile functions for
3801 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3802 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3803 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3804 commented-out long double override.
3805 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3806 * config/rs6000/eabispe.h: Likewise.
3807 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3808 long double for non-SPE.
3809 (rs6000_handle_option): Likewise.
3810 (invalid_e500_subreg): Disallow more subregs involding DImode,
3811 DFmode, TImode or TFmode.
3812 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3814 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3816 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3817 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3819 (rs6000_legitimate_address): Also check for TFmode for E500
3821 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3822 (spe_build_register_parallel): Handle TFmode and TCmode.
3823 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3825 (function_arg): Handle TFmode and TCmode for E500 double.
3826 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3828 (print_operand): Handle TFmode and TImode for %y.
3829 (rs6000_generate_compare): Handle TFmode comparisons for E500
3831 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3832 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3833 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3834 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3835 TFmode for E500 double.
3836 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3837 (floatsidf2): Enable for E500 double.
3838 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3839 (extenddftf2): Change to extenddftf2_fprs.
3840 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3841 depending on TARGET_E500_DOUBLE.
3842 (extendsftf2): Enable for E500 double.
3843 (trunctfdf2): Enable for E500 double.
3844 (trunctfsf2): Change to trunctfsf2_fprs.
3845 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3846 depending on TARGET_E500_DOUBLE.
3847 (floatsitf2): Enable for E500 double.
3848 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3849 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3850 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3851 (negtf2): Change to negtf2_internal.
3852 (negtf2): New expander.
3853 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3854 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3855 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3856 (movdi_internal32): Use rs6000_nonimmediate_operand.
3857 (unnamed splitter): Likewise.
3858 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3859 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3860 (SPE64TF, DITI): New mode macros.
3861 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3864 (frob_<mode>_di_2): New.
3865 (frob_tf_di_8_2): New.
3866 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3868 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3870 (frob_ti_<mode>_8_2): New.
3871 (frob_ti_tf_2): New.
3872 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3873 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3875 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3876 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3877 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3878 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3879 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3880 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3883 2007-01-23 Ian Lance Taylor <iant@google.com>
3885 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3887 (OBJS-archive): Reformat, alphabetize.
3888 (OBJS): Change out_object_file to OBJS-md.
3890 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3892 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3893 JUMP_P and CALL_P predicates where applicable.
3894 * config/i386/i386.c: Ditto.
3895 * config/i386/i386.md: Ditto.
3896 * config/i386/mmx.md: Ditto.
3897 * config/i386/predicates.md: Ditto.
3899 2007-01-22 Andreas Schwab <schwab@suse.de>
3901 * config/m68k/m68k.h: Fix comment.
3903 2007-01-22 Jan Hubicka <jh@suse.cz>
3905 * passes.c (init_optimization_passes): Do not rerun
3906 pass_early_warn_uninitialized.
3908 2007-01-22 Richard Guenther <rguenther@suse.de>
3910 PR tree-optimization/30038
3911 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3913 (execute_cse_sincos_1): Likewise.
3914 (execute_cse_sincos): Likewise.
3915 (gate_cse_sincos): Likewise.
3916 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3917 the cexpi() canonicalization of sincos().
3918 * tree-pass.h (pass_cse_sincos): Declare.
3919 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3921 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3923 PR rtl-optimization/29329
3924 * combine.c (replaced_rhs_insn): Rename to i2mod.
3925 (replaced_rhs_value): Rename to i2mod_new_rhs.
3926 (i2mod_old_rhs): New global variable.
3927 (combine_instructions): Adjust for above change. Save a copy of
3928 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3929 note are substituted in the second instruction.
3930 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3931 ditch the note if it pertains to the second eliminated register
3932 and this register is mentioned in i2mod_old_rhs.
3935 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3937 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3938 the insn to which the note was originally attached.
3940 2007-01-21 Jan Hubicka <jh@suse.cz>
3942 * ipa-inline.c (inlining_mode): Comment, move up.
3943 (cgraph_decide_inlining_incrementally): Do not perform inlining
3944 itself; fix handling of flattening of self recursive functions.
3945 (cgraph_find_cycles): Remove.
3946 (cgraph_flatten_node): Remove.
3947 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3948 (try_inline): New function.
3949 (cgraph_early_inlining): Update call of
3950 cgraph_decide_inlining_incrementally. Apply inlining here.
3951 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3953 2007-01-21 Dirk Mueller <dmueller@suse.de>
3956 * tree-vrp.c (check_array_bounds): do not warn
3957 about ADDR_EXPR's of ARRAY_REF's which are immediately
3958 used in binary expressions.
3960 2007-01-21 Ira Rosen <irar@il.ibm.com>
3962 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3963 read_write_dep and macros for its access.
3964 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3965 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3966 argument, call vect_check_interleaving for every independent pair of
3967 data-refs. Mark loads that access the same memory location as a store
3969 (vect_check_dependences): Remove.
3970 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3971 call, fix the call to vect_analyze_data_ref_dependence.
3972 (vect_analyze_data_ref_access): For statements that access the same
3973 data-ref, check that they are not stores; for loads, check that there
3974 is no store that access the same location.
3976 2007-01-20 Roger Sayle <roger@eyesopen.com>
3977 Joseph Myers <joseph@codesourcery.com>
3979 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3980 (-fdump-rtl-stack): Likewise.
3981 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3982 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3983 (-mpt-fixed): Use @minus{} for minus sign.
3984 (Using Precompiled Headers): Fix under/overfull hbox.
3986 2007-01-20 Jan Hubicka <jh@suse.cz>
3988 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3989 place within annotation.
3991 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3993 * pa.c (output_move_double): Change array size of xoperands to 4.
3995 2007-01-20 Jan Hubicka <jh@suse.cz>
3997 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4000 2007-01-19 Ian Lance Taylor <iant@google.com>
4002 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4003 constant to unsigned HOST_WIDE_INT before negating.
4005 2007-01-19 Ian Lance Taylor <iant@google.com>
4007 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4009 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4010 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4011 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4012 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4013 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4014 (realloc_vdef, realloc_vuse): Change second parameter to
4016 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4018 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4019 unsigned. Change x and lim locals to unsigned.
4020 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4022 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4023 (copy_virtual_operands): Change i and n locals to unsigned.
4025 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4028 * builtins.c (fold_builtin_1): Handle builtin fdim.
4030 2007-01-20 Jan Hubicka <jh@suse.cz>
4032 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4033 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4034 init_alias_heapvars.
4035 (init_alias_heapvars): Initialize only when not already initialized.
4036 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4038 2007-01-19 Roger Sayle <roger@eyesopen.com>
4040 * common.opt (fsigned-zeros): New command line option.
4041 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4042 of flag_unsafe_math_optimizations.
4043 * opts.c (set_fast_math_flags): The -ffast-math command line option
4044 implies -fno-signed-zeros.
4045 (fast_math_flags_set_p): Likewise.
4047 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4048 the documentation of -ffast-math appropriately. Wrap long lines.
4050 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4052 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4053 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4055 2007-01-19 Tomas Bily <tbily@suse.cz>
4057 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4059 (tree_init_ic_make_global_vars): New function
4060 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4061 (tree_gen_ic_profiler): New function
4062 (tree_gen_ic_func_profiler): New function
4063 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4064 (tree_profile_hooks): Added hook for indirec/virtual calls
4065 * value-prof.c (tree_find_values_to_profile): New case for
4067 (tree_values_to_profile): Call for determining indirect/virtual
4069 (tree_indirect_call_to_profile): New function
4070 (tree_ic_transform): New function
4071 (tree_ic): New function
4072 (find_func_by_pid): New function
4073 (init_pid_map): New function
4074 (tree_value_profile_transformations): Added check for
4075 indirect/virtual call transformation
4076 * value-prof.h (enum hist_type): New counter type for
4077 indirect/virtual calls
4078 (profile_hooks): Added new hook for profiling indirect/virtual
4080 * profile.c (instrument_values): New case for indirect/virtual
4082 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4083 (GCOV_COUNTER_V_INDIR): New counter type
4084 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4085 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4087 * cgraph.c: Definition of cgraph_max_pid
4088 (cgraph_create_node): Default init of pid attribute
4089 * cgraph.h: Declaration of cgraph_max_pid
4090 (struct cgraph_node): Added pid attribute
4091 * libgcov.c (__gcov_indirect_call_profiler): New function
4092 (__gcov_one_value_profiler_body): New function
4093 (__gcov_one_value_profiler): Body was moved to
4094 __gcov_one_value_profiler_body and calls it
4096 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4098 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4099 * gengtype.c (write_types_data, write_func_for_structure,
4100 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4101 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4102 (walk_type, write_func_for_structure): Generate the mark_hook if
4105 2007-01-19 Jan Hubicka <jh@suse.cz>
4107 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4108 'early' argument take inlining mode argument specifying whether to
4109 inline for size/speeed or all functions; add support for flattening;
4111 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4113 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4116 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4117 the name of the declared identifier.
4119 2007-01-19 Dirk Mueller <dmueller@suse.de>
4121 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4122 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4123 duplicate evaluation.
4125 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4127 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4128 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4129 to XFMode, use acosxf2 and truncate result to requested mode.
4130 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4131 (asin<mode>2): Similarly, with asin expanders.
4132 (*fscalexf4_i387): Rename from *fscalexf4.
4133 (expNcorexf3): New expander.
4134 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4135 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4136 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4137 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4138 patterns for SSE math.
4139 (exp10<mode>2): Similarly, with exp10 expanders.
4140 (exp2<mode>2): Similarly, with exp2 expanders.
4141 (expm1<mode>2): Similarly, with expm1 expanders.
4142 (ldexp<mode>3): Similarly, with ldexp expanders.
4143 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4144 Use gen_truncxf<mode>2_i387_noop to truncate result.
4146 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4148 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4149 for ColdFire targets.
4151 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4152 Richard Sandiford <richard@codesourcery.com>
4154 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4155 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4156 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4157 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4158 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4159 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4161 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4163 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4164 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4165 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4166 (*adddi_dilshr32_cf): New pattern.
4167 (adddi3, subdi3): Remove first alternatives.
4169 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4171 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4172 implemented using move.l, do not use its cc result for floating-point
4175 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4177 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4178 from accepting 's' constraints if flag_pic.
4180 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4182 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4183 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4184 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4185 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4187 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4189 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4190 ColdFire alternatives.
4191 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4192 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4193 architectures that support ff1 instruction.
4195 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4196 Julian Brown <julian@codesourcery.com>
4198 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4199 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4200 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4203 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4205 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4207 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4208 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4209 HOST_WIDE_INT instead of an rtx.
4210 (m68k_rtx_costs): Update call accordingly.
4211 (output_move_const_into_data_reg): Likewise. Fix formatting.
4212 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4214 (output_move_simode_const): Update calls after above changes.
4215 Rework to use automatic variables and predicates like MEM_P.
4216 * config/m68k/m68k.md (pushexthisi_const): Update call to
4219 2007-01-19 Dirk Mueller <dmueller@suse.de>
4221 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4224 2007-01-19 Richard Guenther <rguenther@suse.de>
4226 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4227 via cexp in case sincos is not available.
4229 2007-01-19 Richard Guenther <rguenther@suse.de>
4231 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4232 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4233 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4234 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4235 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4236 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4237 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4238 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4240 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4244 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4245 (atan2xf3): Directly generate RTL pattern.
4246 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4247 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4248 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4249 disable patterns for SSE math.
4250 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4251 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4252 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4253 disable patterns for SSE math.
4255 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4257 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4259 2007-01-18 Roger Sayle <roger@eyesopen.com>
4261 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4262 VIEW_CONVERT_EXPR to the same type as it's operand.
4264 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4266 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4267 configured for long double 128.
4269 2007-01-18 Mike Stump <mrs@apple.com>
4271 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4274 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4276 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4279 2007-01-18 Jan Hubicka <jh@suse.cz>
4281 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4282 greater than NUM_VOP_FREE_BUCKETS.
4284 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4286 * tree-ssa-structalias.c: Update comments.
4287 (ptabitmap_obstack): Removed.
4289 (oldpta_obstack): Ditto.
4290 (stats): Add a few members.
4291 (struct variable_info): Remove node, complex, address_taken, and
4292 indirect_target members. Add oldsolution member.
4293 (new_var_info): Do not initialize removed members.
4294 (constraint_expr_type): Remove INCLUDES.
4295 (constraint_graph): Add size, implicit_preds, rep,
4296 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4297 (FIRST_REF_NODE): New macro.
4298 (LAST_REF_NODE): Ditto.
4299 (FIRST_ADDR_NODE): Ditto.
4300 (find): New function.
4302 (dump_constraint): Do not handle INCLUDES.
4303 (insert_into_complex): Do not insert duplicate constraints.
4304 (condense_varmap_nodes): Renamed and rewritten into ...
4305 (merge_node_constraints): This. Also fix bug in handling of
4306 offseted copy constraints.
4307 (clear_edges_for_node): No longer need to deal with preds at all,
4308 or removing associated preds/succs.
4309 (merge_graph_nodes): Deal with indirect_cycles.
4310 Don't deal with predecessors.
4311 (add_implicit_graph_edge): New function.
4312 (add_pred_graph_edge): Ditto.
4313 (add_graph_edge): Don't deal with predecessors.
4314 (build_constraint_graph): Removed.
4315 (build_pred_graph): New function.
4316 (build_succ_graph): Ditto.
4317 (struct scc_info): Removed in_component. Added roots, dfs, and
4318 node_mapping. Remove visited_index, unification_queue.
4319 (scc_visit): Deal with union-find we do now.
4320 Deal with cycles with REF nodes.
4321 (collapse_nodes): Renamed and rewritten to ...
4322 (unify_nodes): This.
4323 (process_unification_queue): Removed.
4324 (topo_visit): Cleanup
4325 (do_da_constraint): Use find.
4326 (do_sd_constraint): Ditto.
4327 (do_ds_constraint): Ditto.
4328 (do_complex_constraint): Ditto.
4329 (init_scc_info): Update for removed and added members.
4330 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4331 (find_indirect_cycles): This.
4332 (equivalence_class): New variable.
4333 (label_visit): New function.
4334 (perform_variable_substitution): Rewritten.
4335 (free_var_substitution_info): New function.
4336 (find_equivalent_node): Ditto.
4337 (move_complex_constraints): Ditto.
4338 (eliminate_indirect_cycles): Ditto.
4339 (solve_graph): Only propagate changed bits.
4340 Use indirect cycle elimination.
4342 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4343 (tree_id_eq): Renamed to ...
4344 (tree_vi_eq): This. Update for member change
4345 (insert_id_for_tree): Renamed and rewritten to ...
4346 (insert_vi_for_tree): This.
4347 (lookup_id_for_tree): Renamed and rewritten to ...
4348 (lookup_vi_for_tree): This.
4349 (get_id_for_tree): Renamed and rewritten to ...
4350 (get_vi_for_tree): Ditto.
4351 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4352 (process_constraint): Don't handle INCLUDES.
4353 Remove special ADDRESSOF case.
4354 (find_func_aliases): Rewrite to use vi functions instead of id
4356 (create_function_info_for): Ditto.
4357 (create_variable_info_for): Ditto.
4358 (intra_create_variable_infos): Ditto.
4359 (merge_smts_into): Ditto.
4360 (find_what_p_points_to): Ditto.
4361 (init_base_vars): Ditto.
4362 (init_alias_vars): Ditto.
4363 (remove_preds_and_fake_succs): New function.
4364 (dump_sa_points_to_info): Dump new stats.
4365 (dump_solution_for_var): Use find.
4366 (set_used_smts): Fix formatting.
4367 (compute_points_to_sets): Updated for new functions.
4368 (ipa_pta_execute): Ditto.
4370 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4371 Richard Sandiford <richard@codesourcery.com>
4373 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4375 * calls.c (expand_call): If the return value is a PARALLEL,
4376 extract its first member.
4377 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4378 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4379 use FUNCTION_EXTRA_EPILOGUE.
4380 (m68k_function_value): Return a PARALLEL if the return value
4381 is of a pointer type.
4382 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4383 (FUNCTION_EXTRA_EPILOGUE): Remove.
4384 * config/m68k/m68k.md (D0_REG): New constant.
4386 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4388 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4389 output a NOP for empty epilogues.
4391 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4393 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4394 before function. Extend register save check to include all
4395 registers, not just integer ones.
4397 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4399 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4400 (m68k_use_return_insn): ...this.
4401 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4402 * config/m68k/m68k.c (use_return_insn): Rename to...
4403 (m68k_use_return_insn): ...this.
4404 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4407 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4409 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4410 nearest even, fix denormal rounding overflow.
4412 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4414 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4415 f%$smove and f%$move.
4416 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4417 (extendsfdf2_cf): Use fdmove instead of f%&move.
4418 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4419 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4421 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4423 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4426 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4428 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4429 (coldfire_single_format): Declare.
4430 (coldfire_double_format): Likewise.
4431 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4432 of qnan_msb_set to determine the lower bits of a canonical
4434 (encode_ieee_double): Likewise.
4435 (encode_ieee_quad): Likewise.
4436 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4437 (mips_single_format): Likewise.
4438 (ieee_double_format): Likewise.
4439 (mips_double_format): Likewise.
4440 (ieee_extended_motorola_format): Likewise.
4441 (ieee_extended_intel_96_format): Likewise.
4442 (ieee_extended_intel_128_format): Likewise.
4443 (ieee_extended_intel_96_round_53_format): Likewise.
4444 (ibm_extended_format): Likewise.
4445 (mips_extended_format): Likewise.
4446 (ieee_quad_format): Likewise.
4447 (mips_quad_format): Likewise.
4448 (vax_f_format): Likewise.
4449 (vax_d_format): Likewise.
4450 (vax_g_format): Likewise.
4451 (i370_single_format): Likewise.
4452 (i370_double_format): Likewise.
4453 (decimal_single_format): Likewise.
4454 (decimal_double_format): Likewise.
4455 (decimal_quad_format): Likewise.
4456 (c4x_single_format): Likewise.
4457 (c4x_extended_format): Likewise.
4458 (real_internal_format): Likewise.
4459 (coldfire_single_format): New real_format.
4460 (coldfire_double_format): Likewise.
4461 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4462 canonical_nan_lsbs_set.
4463 (pdp11_d_format): Likewise.
4464 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4465 if TARGET_COLDFIRE_CPU.
4467 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4469 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4470 (output_call, m68k_legitimize_call_address): Declare.
4471 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4472 parenthesees. Add support for a 'W' constraint.
4473 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4474 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4475 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4476 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4478 (override_options): Initialize them. Do not set flag_no_function_cse
4479 for TARGET_ID_SHARED_LIBRARY.
4480 (m68k_output_pic_call): Delete.
4481 (m68k_legitimize_call_address): New function.
4482 (print_operand): Remove the %o prefix. Handle the %p prefix.
4483 (output_call): New function.
4484 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4485 target address from the GOT if symbolic jumps are not allowed.
4486 * config/m68k/m68k.md (call, general_operand): Do not set
4487 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4488 Merge separate flag_pic and !flag_pic define_insns into...
4489 (*call, *call_value): ...these new patterns. Match the address
4490 rather than the containing MEM and require it to be a call_operand.
4491 Use output_call to generate the asm template.
4492 * config/m68k/predicates.md (const_call_operand): New predicate.
4493 (call_operand): Likewise.
4495 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4497 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4498 (STACK_GROWS_DOWNWARD): Define to 1.
4499 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4500 comments, emphasizing that these values are only defaults.
4501 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4502 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4504 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4506 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4508 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4509 Richard Sandiford <richard@codesourcery.com>
4511 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4512 (FP_REGNO_P): New macros.
4513 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4514 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4515 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4516 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4518 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4520 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4521 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4523 * config/m68k/t-floatlib: New file, extracting common code from...
4524 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4525 * config/m68k/t-uclinux: Here.
4526 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4527 routines on ColdFire targets.
4529 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4531 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4532 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4533 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4534 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4535 explicitly set MOTOROLA to 1.
4536 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4539 Nathan Sidwell <nathan@codesourcery.com>
4541 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4542 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4543 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4544 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4545 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4546 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4547 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4548 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4549 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4550 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4551 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4552 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4553 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4554 (DBX_REGISTER_NUMBER): Delete.
4555 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4556 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4557 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4559 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4561 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4562 * config/flat.h: New file.
4563 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4565 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4566 indirect references for -msep-data or -mid-shared-library.
4567 Do not use PC-relative code addresses either.
4568 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4570 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4571 for shared libraries and crt1.o for executables. Use crti.o and
4573 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4574 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4575 Do not add -elf2flt or -shared-lib-id options here.
4576 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4577 Pass -shared-lib-id if -mid-shared-library, taking the library
4578 identifier from -mshared-library-id if given, otherwise
4580 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4581 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4582 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4583 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4584 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4585 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4587 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4588 jump sequence for ISA A and ISA A+.
4589 (PICJUMP): Likewise.
4591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4593 * config.gcc (m68k-*-uclinux*): Base the port on the common
4594 and m68k GNU/Linux files rather than on the generic ELF ones.
4595 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4596 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4598 2007-01-18 Julian Brown <julian@codesourcery.com>
4599 Richard Sandiford <richard@codesourcery.com>
4601 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4602 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4603 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4605 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4607 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4609 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4611 * doc/install.texi: Document m68k-uclinuxoldabi.
4612 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4613 * config/m68k/uclinux-oldabi.h: New file, copied from
4614 config/m68k/uclinux.h.
4616 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4618 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4619 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4620 (m32r_compute_frame_size): Use unsigned for regno.
4621 (m32r_reload_lr): Use gen_frame_mem.
4623 (m32r_output_function_epilogue): Don't output the function epilogue
4625 (m32r_expand_epilogue): New.
4626 (direct_return): Return false if the function has the interrupt
4628 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4629 * config/m32r/m32r.md (epilogue): New expander.
4630 (return_lr, return_rte): New insns.
4631 (return): Make it expander.
4632 (return_normal): New expander.
4634 2007-01-18 Josh Conner <jconner@apple.com>
4637 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4638 support for UNLE, UNLT, UNGE, and UNGT.
4640 2007-01-18 Jan Hubicka <jh@suse.cz>
4642 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4643 * tree-tailcall (add_virtual_phis): Likewise.
4644 (optimize_tail_call): Return TODOs.
4645 (execute_tail_calls): Return TODOs.
4646 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4647 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4649 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4650 Cleanup cfg using TODO.
4651 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4652 * passes.c (execute_function_todo): When cleanup did something, remove
4654 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4655 (make_edges): Don't cleanup_cfg.
4657 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4659 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4660 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4661 operate on the top of stack.
4662 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4663 register handling of instructions that output to the second
4665 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4666 (move_for_stack_reg): Special-case check for dead destination
4667 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4669 * config/i386/i386.md (UNSPEC_TAN): New constant.
4670 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4671 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4672 to correctly model move of constant 1.0 to top stack slot.
4673 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4674 (unnamed peephole2 pattern): Remove corresponding peephole2
4675 pattern that optimizes tan insn and loading of constant 1.0.
4676 (tanxf2): Use fptanxf4_i387.
4677 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4678 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4679 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4680 disable patterns for SSE math.
4681 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4682 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4684 2007-01-18 Dirk Mueller <dmueller@suse.de>
4685 Richard Guenther <rguenther@suse.de>
4688 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4689 * common.opt (Warray-bounds): Add new warning option.
4690 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4692 * Makefile.in: make tree-vrp.o depend on toplev.h
4693 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4695 (check_array_refs, check_array_bounds, check_array_ref): New.
4697 2007-01-18 Jan Hubicka <jh@suse.cz>
4699 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4700 (execute_ssa_ccp): Return flags conditionally.
4701 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4703 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4705 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4707 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4708 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4710 * Makefile.c (GTFILES): Add cfglayout.h.
4711 * gengtype.c (open_base_files): Likewise.
4712 * cfglayout.c (cfg_layout_function_footer,
4713 cfg_layout_function_header) Reindent to make gengtype happy.
4714 * cfglayout.h (cfg_layout_function_footer,
4715 cfg_layout_function_header): Add GTY(()) marker.
4717 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4719 2007-01-18 Ben Elliston <bje@au.ibm.com>
4721 * genautomata.c (write_automata): Include xstrerror output in the
4722 error message if writing the DFA description file fails.
4724 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4726 * config/mips/mips-protos.h (mips_output_external): Make it
4728 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4729 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4730 (extern_list): Likewise.
4731 (extern_head): Likewise.
4732 (TARGET_ASM_FILE_END): Likewise.
4733 (mips_file_end): Likewise.
4734 (mips_output_external): Rewritten.
4736 2007-01-18 Ben Elliston <bje@au.ibm.com>
4738 * genpreds.c (write_insn_preds_c): Only write out the function
4739 body for regclass_for_constraint if we have register constraints.
4741 2007-01-17 Tom Tromey <tromey@redhat.com>
4743 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4744 * doc/install.texi (Testing): Use sourceware.org.
4745 (Binaries): Likewise.
4746 (Specific): Likewise.
4747 * doc/contrib.texi (Contributors): Use sourceware.org.
4749 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4751 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4752 (AVR_ENHANCED): Rename to ...
4753 (AVR_HAVE_MUL): ... new.
4754 (avr_enhanced_p): Rename to ...
4755 (avr_have_mul_p): ... new.
4756 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4757 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4758 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4759 (avr_have_mul_p): ... new.
4760 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4761 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4762 'avr_enhanced_p' and 'enhanced'.
4763 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4764 AVR_HAVE_MUL instead of AVR_ENHANCED.
4765 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4766 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4767 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4768 instead of AVR_ENHANCED.
4769 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4770 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4771 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4773 2007-01-17 Ian Lance Taylor <iant@google.com>
4775 * vec.h (VEC_reserve_exact): Define.
4776 (vec_gc_p_reserve_exact): Declare.
4777 (vec_gc_o_reserve_exact): Declare.
4778 (vec_heap_p_reserve_exact): Declare.
4779 (vec_heap_o_reserve_exact): Declare.
4780 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4782 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4784 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4785 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4786 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4787 * vec.c (calculate_allocation): Add exact parameter. Change all
4789 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4790 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4791 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4792 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4793 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4794 (vec_heap_p_reserve_exact): New function.
4795 (vec_heap_o_reserve_exact): New function.
4797 2007-01-17 Jan Hubicka <jh@suse.cz>
4799 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4801 2007-01-17 Eric Christopher <echristo@apple.com>
4803 * config.gcc: Support core2 processor.
4805 2007-01-16 Jan Hubicka <jh@suse.cz>
4807 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4808 the names, just unlink the chain so we don't crash on dangling pointers
4811 2007-01-16 Jan Hubicka <jh@suse.cz>
4813 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4814 * tree-pass.h: Reorder to make IPA passes appear toegher.
4815 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4816 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4817 parameters, do not call early inliner.
4818 * ipa-inline.c: Update comments. Include tree-flow.h
4819 (cgraph_decide_inlining): Do not compute inlining parameters.
4820 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4821 be called with function context set up.
4822 (pass_ipa_inline): Remove unreachable functions before pass.
4823 (cgraph_early_inlining): Simplify assuming to be called from the
4825 (pass_early_inline): New pass.
4826 (cgraph_gate_ipa_early_inlining): New gate.
4827 (pass_ipa_early_inline): Turn into simple wrapper.
4828 (compute_inline_parameters): New function.
4829 (gate_inline_passes): New gate.
4830 (pass_inline_parameters): New pass.
4831 (apply_inline): Move here from tree-optimize.c
4832 (pass_apply_inline): New pass.
4833 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4835 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4837 (tree_function_versioning): Do not allocate dummy struct function.
4838 * tree-inline.h (optimize_inline_calls): Update prototype.
4839 * tree-optimize.c (execute_fixup_cfg): Export.
4840 (pass_fixup_cfg): Remove
4841 (tree_rest_of_compilation): Do not apply inlines.
4842 * tree-flow.h (execute_fixup_cfg): Declare.
4843 * Makefile.in (gt-passes.c): New.
4844 * passes.c: Include gt-passes.h
4845 (init_optimization_passes): New passes.
4846 (nnodes, order): New static vars.
4847 (do_per_function_toporder): New function.
4848 (execute_one_pass): Dump current pass here.
4849 (execute_ipa_pass_list): Don't dump current pass here.
4851 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4853 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4854 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4856 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4858 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4859 (strong_alias): Define.
4860 (__gcc_qmul): Provide non-FMA for soft-float.
4866 (__gcc_qunord): New.
4876 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4877 soft-float functions.
4878 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4879 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4880 about long double soft float.
4882 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4883 Tehila Meyzels <tehila@il.ibm.com>
4885 * tree-vectorizer.h (is_pattern_stmt_p): New.
4886 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4887 formatting (tabs instead of spaces). Cleanup and clarify setting
4888 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4889 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4890 (vectorizable_type_demotion): Check that types are integral.
4891 (vectorizable_type_promotion): Likewise.
4892 (vectorizable_store): Fix typo. Eliminate new-line at end of
4895 2007-01-16 Jan Hubicka <jh@suse.cz>
4897 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4900 2007-01-15 Eric Christopher <echristo@apple.com>
4902 * ifcvt.c: Include vec.h, vecprim.h.
4903 (check_cond_move_block): New argument regs.
4904 Reorganize. Add registers used to regs.
4905 (cond_move_process_if_block): Use regs set above as
4908 2007-01-15 Eric Christopher <echristo@apple.com>
4910 * config/darwin.h: Update copyright.
4911 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4912 (LINK_COMMAND_SPEC): Add -u.
4913 (LINK_SPEC): Fix umbrella for above.
4915 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4917 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4920 2007-01-15 Tom Tromey <tromey@redhat.com>
4922 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4923 * doc/install.texi (Testing): Don't mention jacks.
4924 (Configuration): Document --enable-java-maintainer-mode. Move
4925 --with-java-home to libgcj-specific section. Document
4927 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4929 2007-01-15 Jan Hubicka <jh@suse.cz>
4931 * tree-ssa-dce.c (DCE_TODOs): New.
4932 (propagate_necessity): Return if something changed.
4933 (eliminate_unnecessary_stmts): Likewise.
4934 (perform_tree_ssa_dce): Return TODO flags when needed.
4935 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4937 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4939 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4940 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4941 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4942 patterns using X87MODEF12 mode macro. Extend operand 1
4943 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4944 (log10<mode>2): Ditto.
4945 (log2<mode>2): Ditto.
4946 (log1p<mode>2): Ditto.
4947 (logb<mode>2): Ditto.
4948 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4949 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4950 (*fxtractxf3_i387): Rename from *fxtractxf3.
4951 (fxtract_extend<mode>xf3_i387): New insn pattern.
4952 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4953 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4954 and gen_fyl2xxf3_i387().
4956 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4958 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4959 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4960 get_loop_exit_edges. Changed return type to bool.
4961 * cfgloop.h (fix_loop_placement): Declaration removed.
4963 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4965 * param.h (MIN_VECT_LOOP_BOUND): New.
4966 * params.def (MIN_VECT_LOOP_BOUND): New.
4967 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4968 argument - minimum threshold for number of iterations.
4969 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4970 argument to declaration.
4971 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4972 MIN_VECT_LOOP_BOUND.
4973 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4974 slpeel_tree_peel_loop_to_edge with additional argument.
4975 (vect_do_peeling_for_alignment): Likewise.
4976 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4978 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4981 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4984 2007-01-14 Jan Hubicka <jh@suse.cz>
4986 * tree-dfa.c (remove_referenced_var): New function.
4987 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4988 prune referenced vars list too.
4989 * tree-flow.h (remove_referenced_var): Declare.
4991 2007-01-14 Jan Hubicka <jh@suse.cz>
4993 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4995 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4996 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4997 * except.h (verify_eh_throw_table_statements): Kill prototype.
4998 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4999 into call exrepssions.
5000 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5002 * tree-cfg.c: Include pointer-set.h.
5003 (verify_node_sharing): Work on pointer set.
5004 (verify_eh_throw_stmt_node): New.
5005 (verify_stmts): Use pointers sets, verify throw_stmt.
5007 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5009 * ipa-reference.c (analyze_function): Consider also addresses taken
5012 2007-01-12 Roger Sayle <roger@eyesopen.com>
5014 * c-typeck.c (null_pointer_constant_p): Replace use of
5015 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5016 (build_c_cast): Likewise.
5018 2007-01-12 Roger Sayle <roger@eyesopen.com>
5020 * tree.h (force_fit_type_double): Remove unused final argument.
5021 * c-common.c (constant_expression_warning): Replace use of
5022 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5023 (convert_and_check): Likewise.
5024 (shorten_compare): Update call to force_fit_type_double.
5025 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5026 * convert.c (convert_to_pointer): Update call to
5027 force_fit_type_double.
5028 * fold-const.c (force_fit_type_double): Remove overflowed_const
5030 (int_const_binop, fold_convert_const_int_from_int,
5031 fold_convert_const_int_from_real, fold_div_compare,
5032 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5033 fold_abs_const, fold_not_const): Remove the final argument from
5034 calls to force_fit_type_double.
5036 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5038 * configure.ac: Set insn to "nop" for spu-*-* also.
5039 * configure: Regenerate.
5041 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5043 * builtins.def : Add BUILT_IN_FREE.
5045 2007-01-12 Jan Hubicka <jh@suse.cz>
5047 PR tree-optimization/30443
5048 * tree-inline.c (tree_function_versioning): Do not optimize when
5049 cloning for inlining.
5051 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5053 * doc/loop.texi: Document recording of loop exits.
5054 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5055 (update_single_exits_after_duplication,
5056 update_single_exit_for_duplicated_loop,
5057 update_single_exit_for_duplicated_loops): Removed.
5058 (duplicate_loop_to_header_edge): Do not call
5059 update_single_exits_after_duplication and
5060 update_single_exit_for_duplicated_loops.
5061 (loop_version): Do not update single_exit information.
5062 (fix_loop_structure): Use record_loop_exits instead of
5063 mark_single_exit_loops.
5064 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5065 the lists of loop exits.
5066 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5067 split_edge, merge_blocks): Update the lists of loop exits.
5068 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5069 loop_optimizer_init.
5070 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5071 of mark_single_exit_loops.
5072 (loop_optimizer_finalize): Call release_recorded_exits.
5073 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5074 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5075 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5076 update single exit information.
5077 * lambda-code.c (perfect_nestify): Ditto.
5078 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5079 (mark_single_exit_loops): Removed.
5080 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5081 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5082 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5084 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5085 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5086 (verify_loop_structure): Verify consistency of the exit lists.
5087 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5088 (set_single_exit): Removed.
5089 * cfgloop.h (struct loop_exit): New function.
5090 (struct loop): single_exit_ field replaced by exits field.
5091 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5092 (struct loops): Added exits hash.
5093 (mark_single_exit_loops, set_single_exit): Declaration removed.
5094 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5096 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5098 * doc/invoke.texi: Avoid use of @headitem.
5100 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5102 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5104 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5106 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5109 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5110 Richard Sandiford <richard@codesourcery.com>
5112 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5113 * config/m68k/m68k.opt: Resort options.
5114 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5116 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5117 Richard Sandiford <richard@codesourcery.com>
5119 * doc/invoke.texi: Document the macros that are defined by
5120 m68k's -mtune and -mhard-float options.
5121 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5122 (m68k_cpp_cpu_family): Likewise.
5123 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5124 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5125 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5126 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5127 (m68k_cpp_cpu_family): Likewise.
5129 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5131 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5132 macros besides mc68000 as tuning macros. Use a switch statement
5133 to set them and mcpu32.
5135 2007-01-12 Julian Brown <julian@codesourcery.com>
5137 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5138 (TARGET_68040_ONLY): Rename to...
5139 (TARGET_68040): ...this.
5140 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5141 * config/m68k/m68k.md: Likewise.
5143 2007-01-12 Julian Brown <julian@codesourcery.com>
5144 Nathan Sidwell <nathan@codesourcery.com>
5145 Richard Sandiford <richard@codesourcery.com>
5147 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5148 the -mcpu= argument associated with the --with-cpu setting.
5149 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5150 if different from the one implied by the -mcpu setting.
5151 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5152 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5153 * doc/invoke.texi: Mention ColdFire in the introduction to the
5154 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5155 -mno-div and -mhard-float options. Make -m68881 a synonym for
5156 -mhard-float. Document the previously-undocumented -m5206e,
5157 -m528x, -m5307 and -m5407 options. Tweak the existing option
5158 documentation for consistency.
5159 * doc/install.texi: Mention new --with-cpu arguments.
5160 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5161 default CPU if neither -mcpu nor -march are specified.
5162 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5163 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5164 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5165 using m68k_tune to decide between families that implement the
5166 same ISA. Use m68k_tune to set __mcfv4e__.
5167 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5168 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5169 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5170 (FL_ISA_C, FL_ISA_MMU): New macros.
5171 (MASK_COLDFIRE): Delete.
5172 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5173 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5174 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5175 (TARGET_HARD_FLOAT): Do not define here.
5176 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5177 (TUNE_68000): New macro.
5178 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5179 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5180 (TUNE_CFV2): Redefine in terms of m68k_tune.
5181 (uarch_type, target_device, fpu_type): New enums.
5182 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5183 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5184 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5185 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5186 (FL_FOR_isa_c): New macros.
5187 (m68k_isa): New enum.
5188 (m68k_target_selection): New structure.
5189 (all_devices, all_isas, all_microarchs): New tables.
5190 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5191 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5192 (MASK_ALL_CPU_BITS): Delete.
5193 (m68k_find_selection): New function.
5194 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5195 Map the legacy target options to a combination of the new ones.
5196 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5197 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5198 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5200 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5201 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5203 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5204 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5205 * config/m68k/m68k-devices.def: New file.
5207 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5208 Nathan Sidwell <nathan@codesourcery.com>
5210 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5211 (SUBTARGET_EXTRA_SPECS): New macros.
5212 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5213 use %(asm_cpu_spec) instead.
5214 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5215 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5216 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5217 (EXTRA_SPECS): Rename to...
5218 (SUBTARGET_EXTRA_SPECS): ...this.
5220 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5221 Richard Sandiford <richard@codesourcery.com>
5222 Julian Brown <julian@codesourcery.com>
5224 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5225 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5226 to the configuration's default CPU.
5227 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5228 Remove default masks.
5229 (m680[012]0-*-*): Set the default with_cpu to the first part of
5231 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5232 (m68k*-*-linux): Extend the --with-cpu handling to...
5233 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5234 and m68010. Don't set target_cpu_default2.
5235 * doc/install.texi: Document --with-cpu for m68k.
5236 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5237 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5238 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5239 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5240 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5241 (ASM_SPEC): Remove use of %(asm_cpu_default).
5242 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5243 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5244 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5245 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5246 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5247 (TARGET_DEFAULT): Delete.
5248 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5249 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5250 (CPP_CPU_SPEC): Delete.
5251 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5252 the appropriate string.
5253 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5254 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5255 (ASM_SPEC): Don't use %(asm_default_spec).
5256 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5257 TARGET_DEFAULT and add MASK_68881.
5258 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5260 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5262 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5263 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5264 MASK_68010 alongside MASK_68020.
5265 * doc/invoke.texi: Document -m68010.
5266 * config/m68k/m68k.opt (m68010): New.
5267 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5269 (TUNE_68010): New macro.
5270 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5271 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5272 (M68K_CPU_m68332): Add MASK_68010.
5273 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5274 fallback definition.
5275 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5277 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5278 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5279 to all entries that use MASK_68020.
5280 (output_move_simode_const, output_move_himode, output_move_qimode)
5281 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5282 instead of TARGET_68020 to select clr behavior. Remove comment
5283 about there being no TARGET_68010.
5284 * config/m68k/m68k.md: Likewise throughout.
5286 2007-01-12 Julian Brown <julian@codesourcery.com>
5288 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5289 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5290 * config/m68k/m68k.md: Likewise.
5292 2007-01-12 Julian Brown <julian@codesourcery.com>
5294 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5295 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5297 2007-01-12 Julian Brown <julian@codesourcery.com>
5299 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5300 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5301 * config/m68k/m68k.md: Likewise.
5303 2007-01-12 Julian Brown <julian@codesourcery.com>
5304 Richard Sandiford <richard@codesourcery.com>
5306 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5307 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5308 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5310 (TARGET_CPU32): Rename to...
5311 (TUNE_CPU32): ...this.
5312 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5313 (TUNE_CFV2): New macros.
5314 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5315 remove conditions that are implied by TARGET_68020.
5316 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5317 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5318 (m68k_output_function_epilogue): Likewise.
5319 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5320 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5321 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5322 non-68000 timings. Refactor multiplication and division costs.
5323 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5324 TUNE_CPU32 instead of TARGET_CPU32.
5325 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5326 and TUNE_68060 instead of TARGET_68060.
5327 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5328 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5330 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5331 && !TARGET_COLDFIRE" to choose between moveq and clr.
5332 Likewise in the unnamed movsf pattern.
5333 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5334 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5337 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5339 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5340 of tabbing before backslashes.
5342 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5344 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5345 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5346 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5348 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5350 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5351 find_interesting_uses_cond.
5352 (find_interesting_uses_cond): Use extract_cond_operands.
5353 (rewrite_use_compare): Use extract_cond_operands and
5354 force_gimple_operand_bsi. Do not call update_stmt.
5355 (determine_use_iv_cost_condition): Use extract_cond_operands.
5356 Return cheaper of using original bound and changing the exit bound.
5358 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5360 PR tree-optimization/29516
5361 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5362 most_expensive_mult_to_index, addr_to_parts,
5363 create_mem_ref, maybe_fold_tmr): Make the type of
5364 fields of TARGET_MEM_REF sizetype.
5365 (move_fixed_address_to_symbol, move_pointer_to_base):
5367 * tree.def (TARGET_MEM_REF): Add comment on types of
5370 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5372 * c-common.c (vector_types_convertible_p): Treat opaque types as
5373 always convertible if they have the same size, but not otherwise.
5375 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5377 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5378 Remove the b_unconditional field.
5379 (noce_try_sign_mask): Do not look at b_unconditional.
5380 (noce_process_if_block): Do not use merge_if_blocks. Update
5381 the CFG here. Do not set b_unconditional.
5382 (cond_move_process_if_block): Likewise.
5383 (find_cond_trap): Likewise.
5384 (check_cond_move_block): Require simple jump insns at the end
5387 2007-01-11 Jan Hubicka <jh@suse.cz>
5389 PR tree-optimization/1046
5390 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5391 when alias info is not ready.
5392 (pass_tail_recursion): Do not require aliasing.
5393 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5394 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5395 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5396 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5397 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5398 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5399 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5401 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5402 When aliasing is not build, mark statement as volatile.
5404 2007-01-11 Tom Tromey <tromey@redhat.com>
5406 PR preprocessor/15185, PR preprocessor/20989:
5407 * doc/cppopts.texi <-MT>: Update description of algorithm for
5408 computing default target.
5409 <-M, -MD>: Reword "basename" text.
5411 2007-01-11 Roger Sayle <roger@eyesopen.com>
5413 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5414 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5415 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5416 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5417 fold_builtin_bswap, real_constp, fold_builtin_pow,
5418 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5419 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5420 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5421 * convert.c (convert_to_pointer): Likewise.
5422 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5423 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5424 const_binop, fold_convert_const_int_from_int,
5425 fold_convert_const_int_from_real,
5426 fold_convert_const_real_from_real, sign_bit_p,
5427 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5428 fold_sign_changed_comparison, fold_unary, fold_comparison,
5429 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5430 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5431 * print-tree.c (print_node_brief, print_node): Likewise.
5432 * stor-layout.c (place_field, layout_type): Likewise.
5433 * tree-chrec.c (keep_cast): Likewise.
5434 * tree.c (build_vector, build_real, build_real_from_int_cst,
5435 build_complex): Likewise.
5437 2007-01-11 Roger Sayle <roger@eyesopen.com>
5439 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5440 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5442 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5444 * configure.ac (strict1_warn): Rename to strict_warn.
5445 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5446 cc_set_by_configure, quoted_cc_set_by_configure,
5447 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5448 all_boot_languages, all_stagestuff): Remove.
5449 (target_list): Remove bootstrap targets.
5450 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5451 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5452 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5453 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5454 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5455 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5456 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5457 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5458 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5459 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5460 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5461 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5462 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5463 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5464 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5465 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5466 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5467 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5468 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5469 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5470 (mostlyclean): Adjust.
5471 (clean, distclean): Don't mention bootstrap stuff.
5472 * configure: Regenerate.
5473 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5474 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5475 treelang/config-lang.in (stagestuff): Remove.
5476 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5477 stageprofile, stagefeedback, stagestuff): Remove mention.
5479 2007-01-11 Nick Clifton <nickc@redhat.com>
5481 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5483 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5484 (mcore_arith_K_S_operand): Run the test for the S constraint not
5485 the test for the M constraint.
5486 (mcore_addsub_operand): Do not accept integer values that are
5487 larger than 32 bits.
5488 * config/mcore/mcore.md: Remove unused constraints from split.
5489 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5491 (allocate_stack): Likewise.
5492 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5493 operands to 32 bits.
5494 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5496 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5497 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5498 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5499 mcore_output_bclri, mcore_output_andn, output_inline_const,
5500 mcore_output_move, mcore_output_movedouble): Likewise.
5501 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5502 (output_inline_const): Likewise.
5503 (output_inline_const): Fix format strings used in sprintf
5505 * config/mcore/mcore-protos.h: Update prototypes for changed
5506 functions in mcore.c.
5507 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5508 HOST_WIDE_INT and not int.
5509 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5510 CONST_OK_FOR_N): Likewise.
5511 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5512 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5515 2007-01-10 Jan Hubicka <jh@suse.cz>
5517 * tree-vrp.c (remove_range_assertions): Release defs.
5518 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5519 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5521 2007-01-10 Paul Brook <paul@codesourcery.com>
5523 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5524 * config/arm/arm.md (mulsi3subsi): New insn.
5526 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5528 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5529 (tree_transform_and_unroll_loop): New.
5530 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5533 2007-01-10 Robert Kennedy <jimbob@google.com>
5535 * fold-const.c (fold_comparison): Fold comparisons like (x *
5536 1000 < 0) to (x < 0).
5538 2007-01-10 Ian Lance Taylor <iant@google.com>
5540 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5541 operands have the same priority.
5543 2007-01-10 Tom Tromey <tromey@redhat.com>
5545 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5546 (fold_binary): Likewise.
5547 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5548 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5549 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5550 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5551 * langhooks.h (struct lang_hooks): Removed field
5552 'can_use_bit_fields_p'.
5554 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5556 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5558 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5560 * function.c (get_last_funcdef_no): New function.
5561 * function.h (get_last_funcdef_no): Declare.
5562 * tree-inline.c (initialize_cfun): Add initialization.
5563 (tree_function_versioning): Cleanup.
5565 2007-01-10 Jan Hubicka <jh@suse.cz>
5567 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5570 2007-01-10 Sa Liu <saliu@de.ibm.com>
5571 Ben Elliston <bje@au.ibm.com>
5573 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5574 for SAVE_NONLOCAL and Pmode for any other save level.
5575 * spu-protos.h (spu_restore_stack_block): Declare.
5576 * spu.md (save_stack_block): Remove.
5577 (restore_stack_block): Call spu_restore_stack_block.
5578 * spu.c (spu_restore_stack_block): New function.
5579 (spu_expand_epilogue): Remove old comment.
5581 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5583 PR tree-optimization/30322
5584 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5585 (cand_value_at): Return the value as aff_tree.
5586 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5587 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5588 aff_combination_mult): New functions.
5589 (aff_combination_add): Use aff_combination_add_cst.
5590 (aff_combination_convert): Allow conversions to a wider type.
5591 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5592 * tree-affine.h (aff_combination_mult): Declare.
5594 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5596 * doc/tm.texi: Update documentation to reflect reality of exec
5597 and start file search behaviours. Update copyright year.
5598 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5599 header file directories.
5601 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5603 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5604 (*cosxf2): Rename to cosxf2_i387.
5605 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5606 using X87MODEF12 mode macro. Rename patterns to
5607 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5609 (*cosdf2, *cossf2): Ditto.
5610 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5611 to match extended input operands.
5612 (sincos<mode>3): New expander.
5613 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5614 insn patterns and corresponding splitters.
5616 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5618 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5619 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5621 2007-01-09 Nicolas Pitre <nico@cam.org>
5624 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5626 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5628 * target.h (struct gcc_target): New field library_rtti_comdat.
5629 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5630 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5631 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5632 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5634 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5636 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5638 2007-01-08 Richard Guenther <rguenther@suse.de>
5640 * tree.h (force_fit_type_double): Export.
5641 (force_fit_type): Remove.
5642 * fold-const.c (force_fit_type_double): New function.
5643 (force_fit_type): Remove.
5644 (int_const_binop): Use it.
5645 (fold_convert_const_int_from_int): Likewise.
5646 (fold_convert_const_int_from_real): Likewise.
5647 (fold_div_compare): Likewise.
5648 (fold_sign_changed_comparison): Likewise.
5649 (fold_unary): Likewise.
5650 (fold_negate_const): Likewise.
5651 (fold_abs_const): Likewise.
5652 (fold_not_const): Likewise.
5653 * c-common.c (shorten_compare): Use force_fit_type_double.
5654 * convert.c (convert_to_pointer): Likewise.
5656 2007-01-08 Richard Guenther <rguenther@suse.de>
5658 * tree.h (build_int_cst_wide_type): Export.
5659 * tree.c (build_int_cst_wide_type): New function.
5660 (build_int_cst_wide): Fix comment.
5661 * builtins.c (fold_builtin_object_size): Use build_int_cst
5662 to build -1 or 0 of the correct type. Use fit_double_type
5663 to check for overflow.
5664 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5666 (decode_field_reference): Likewise.
5667 (all_ones_mask_p): Likewise.
5668 (native_interpret_int): Use build_int_cst_wide_type.
5669 (fold_binary): Use build_int_cst_type to build an all-ones
5671 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5673 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5675 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5677 2007-01-09 Ben Elliston <bje@au.ibm.com>
5679 * genautomata.c (STATS_OPTION): New option.
5680 (stats_flag): New flag.
5681 (gen_automata_option): Handle it.
5682 (initiate_automaton_gen): Ditto.
5683 (write_automata): Output statistics only if stats_flag is
5684 set. Likewise, output time statistics only if time_flag is set.
5685 * doc/md.texi (Processor pipeline description): Document new flag.
5687 2007-01-08 Richard Guenther <rguenther@suse.de>
5689 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5690 * tree.c (build_int_cst_type): Likewise.
5691 (size_in_bytes): Don't call force_fit_type on the result.
5692 (int_fits_type_p): Use fit_double_type.
5693 * fold-const.c (fit_double_type): New function.
5694 (force_fit_type): Use it.
5695 * tree.h (fit_double_type): Export.
5697 2007-01-08 Jan Hubicka <jh@suse.cz>
5699 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5700 * ipa.c (function_and_variable_visibility): Fix return type.
5702 2007-01-08 Richard Guenther <rguenther@suse.de>
5704 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5705 of offset to build the index.
5706 * tree-pretty-print.c (dump_generic_node): Don't build negated
5707 const just for printing.
5708 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5709 * builtins.c (fold_builtin_int_roundingfn): Check if result
5710 fits the type by using force_fit_type and comparing the result.
5711 * predict.c (predict_loops): Use compare_tree_int for comparison.
5712 * tree.c (build_int_cst): Fall back to integer_type_node for
5714 (build_int_cst_wide): Assert type is non-null.
5716 2007-01-08 Roberto Costa <roberto.costa@st.com>
5718 * tree-vrp.c (extract_range_from_cond_expr): New.
5719 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5720 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5722 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5723 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5724 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5725 used as expressions.
5726 * tree-object-size.c (cond_expr_object_size): New.
5727 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5729 2007-01-08 Jan Hubicka <jh@suse.cz>
5731 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5732 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5735 2007-01-08 Richard Guenther <rguenther@suse.de>
5737 PR tree-optimization/23603
5738 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5739 (extract_range_from_binary): Fall back to truthvalue instead of
5740 varying for TRUTH_*_EXPR.
5741 (extract_range_from_comparison): Fall back to truthvalue instead of
5743 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5744 if all visited PHI values were constant.
5746 2007-01-08 Jan Hubicka <jh@suse.cz>
5748 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5749 (cgraph_analyze_function): break out from ...
5750 (cgraph_finalize_compilation_unit): ... here.
5751 (cgraph_expand_function): Remove forgoten commented out line.
5752 (cgraph_optimize): Analyze functions.
5754 2007-01-08 Jan Hubicka <jh@suse.cz>
5756 * tree-pas.h (TODO_remove_function): New flag.
5757 (TODO_update*): Renumber.
5758 (pass_ipa_increase_alignment,
5759 pass_ipa_function_and_variable_visibility): New passes.
5760 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5761 (cgraph_function_and_variable_visibility): Move to ipa.c
5762 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5763 cgraph_increase_alignment.
5764 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5765 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5766 calling tree-inline.
5767 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5768 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5769 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5770 (gate_increase_alignment): New function.
5771 (pass_ipa_increase_alignment): New pass.
5772 * ipa.c: Inline tree-pass.h and timevar.h
5773 (function_and_variable_visibility): Move here from cgraphunit.c
5774 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5775 * passes.c (init_optimization_passes): Add the two new passes.
5776 (execute_todo): Handle cgraph_remove_functions.
5778 2007-01-08 Nick Clifton <nickc@redhat.com>
5780 * config/frv/predicates.md (reg_or_0_operand): Accept
5783 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5785 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5786 * config.gcc: Add bfin*-rtems*.
5788 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5790 * c.opt: Add -flax-vector-conversions.
5791 * c-typeck.c (convert_for_assignment): Pass flag to
5792 vector_types_convertible_p to allow emission of note.
5793 (digest_init): Likewise.
5794 * c-opts.c: Handle -flax-vector-conversions.
5795 * c-common.c (flag_lax_vector_conversions): New.
5796 (vector_types_convertible_p): Unless -flax-vector conversions
5797 has been passed, disallow conversions between vectors with
5798 differing numbers of subparts and/or element types. If such
5799 a conversion is disallowed, possibly emit a note on the first
5800 occasion only to inform the user of -flax-vector-conversions.
5801 The new last argument specifies this.
5802 * c-common.h (flag_lax_vector_conversions): New.
5803 (vector_types_convertible_p): Add extra argument.
5804 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5805 char_type_node for V*QI type vectors.
5806 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5807 Update to satisfy new typechecking rules.
5808 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5810 * doc/invoke.texi (C Dialect Options): Document
5811 -flax-vector-conversions.
5813 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5815 PR tree-optimization/29877
5816 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5817 a register variable on the RHS to not be replaceable.
5819 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5820 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5821 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5822 const_simm15, const_pow2, const_npow2): Added.
5823 * config/score/misc.md (insv, extv, extzv, movmemsi,
5824 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5825 * config/score/score.c (score_address_cost, score_select_cc_mode):
5827 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5828 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5829 Update score_print_operand.
5830 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5831 Adjust register allocate order and update some macro define.
5832 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5833 mdx_block_move_straight, mdx_block_move_loop_head,
5834 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5835 mdx_block_move): Added.
5836 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5837 mdp_limm): Updated and fix some bug and typo.
5838 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5839 (movsf, movdf, doloop_end): Added.
5841 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5843 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5844 config/arm/thumb2.md: Fix comment typos.
5845 * doc/extend.texi: Fix a typo.
5847 2007-01-07 Eric Christopher <echristo@apple.com>
5849 * configure.ac: Check for __stack_chk_fail for darwin.
5850 * configure: Regenerate.
5852 2007-01-07 Richard Guenther <rguenther@suse.de>
5854 * tree-vrp.c (extract_range_from_assert): CSE calls to
5855 compare_values where possible.
5856 (extract_range_from_unary_expr): Likewise.
5858 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5860 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5861 * config/avr/avr.c (call_insn_operand): Delete function.
5862 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5863 instead of register number. Use predicates.
5864 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5865 call_insn_operand): Add.
5867 2007-01-06 Jan Hubicka <jh@suse.cz>
5869 * tree-pass.h (pass_build_cgraph_edges): Declare.
5870 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5871 (visited_nodes): Remove.
5872 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5873 build_cgrpah_edges; make visited_nodes local.
5874 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5875 (record_references_in_initializer): Move to cgraphbuild.c
5876 (initialize_inline_failed, rebuild_cgraph_edges,
5877 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5878 (verify_cgraph_node): Make visited_nodes local.
5879 (cgraph_analyze_function): Do not call cgraph_create_edges and
5880 initialize_inline_failed.
5881 (cgraph_expand_function): Do not call cgraph_lower_function;
5882 assert that function is already lowered.
5883 * Makefile.in (cgraphbuild.o): New.
5884 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5885 at the end of lowering passes.
5887 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5889 * ifcvt.c (cond_move_convert_if_block): New function, code
5890 factored out from...
5891 (cond_move_process_if_block): ...here. Call the new function
5892 on the THEN and ELSE blocks.
5893 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5894 already takes care of this.
5896 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5899 * tree.h (TREE_OVERFLOW_P): New.
5900 * c-typeck.c (parser_build_unary_op): Warn only if result
5901 overflowed and operands did not.
5902 (parser_build_binary_op): Likewise.
5903 (convert_for_assignment): Remove redundant overflow_warning.
5904 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5906 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5908 * c-typeck.c (store_init_value): Split over two lines to follow
5909 the GNU coding style.
5911 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5913 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5914 __GXX_EXPERIMENTAL_CXX0X__.
5915 * doc/cpp.texi: Same.
5917 2007-01-05 Richard Guenther <rguenther@suse.de>
5920 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5921 with mismatched types. Instead explicitly build a
5922 conversion NOP_EXPR.
5924 2007-01-05 Ian Lance Taylor <iant@google.com>
5926 * c-common.c (decl_with_nonnull_addr_p): New function.
5927 (c_common_truthvalue_conversion): Call it.
5928 * c-typeck.c (build_binary_op): Likewise.
5929 * c-common.h (decl_with_nonnull_addr_p): Declare.
5931 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5934 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5937 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5939 * doc/install.texi (Final install): Document the fact that
5940 the GNAT runtime should not be stripped.
5942 2007-01-04 Jan Hubicka <jh@suse.cz>
5944 * tree-inline.c (fold_marked_statements): Update operand caches
5945 and EH after folding
5947 2007-01-04 Ian Lance Taylor <iant@google.com>
5949 * c-common.c (check_function_nonnull): Whitespace fix.
5951 2007-01-04 Jan Hubicka <jh@suse.cz>
5953 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5954 comitted older version of patch.
5955 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5956 function, celanup cfg and collect garbage.
5958 2007-01-04 Mike Stump <mrs@apple.com>
5960 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5963 2007-01-04 Eric Christopher <echristo@apple.com>
5965 * libgcc2.c (__bswapsi2): Use SItype.
5966 (__bswapdi2): Use DItype.
5967 * libgcc2.h: Update for above.
5969 2007-01-04 Paul Brook <paul@codesourcery.com>
5971 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5972 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5973 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5974 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5975 umulsi3_highpart): Make conditional on !arm_arch6.
5976 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5977 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5978 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5979 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5980 umulsi3_highpart_v6): New insns.
5982 2007-01-04 Roger Sayle <roger@eyesopen.com>
5984 * fold-const.c (fold_convert): When casting an expression to void,
5985 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5986 have a type. Instead of attempting to build a NOP_EXPR, return
5987 these "special" trees directly.
5989 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5991 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5992 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5993 rs6000_cost->fp not 0 as adjustment for outer NEG.
5995 2007-01-04 Jan Hubicka <jh@suse.cz>
5997 * cgraph.c (cgraph_release_function_body): New function.
5998 (cgraph_remove_node): Use it.
5999 * cgraph.h (cgraph_release_function_body): Declare.
6000 * cgraphunit.c (cgraph_expand_function): Use it.
6001 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6002 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6003 is initialized and while compilation of other function is running.
6004 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6005 statement CFG annotations from here to ...
6006 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6008 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6010 * cfgloop.h (enum li_flags): Make the constants powers of two.
6012 2007-01-04 Jan Hubicka <jh@suse.cz>
6014 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6016 (fold_marked_statements): New function.
6017 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6018 * tree-inline.h (copy_body_data): Add statements_to_fold.
6020 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6022 * config.gcc: Mention libgcc/config.host.
6023 * Makefile.in: Update comments mentioning libgcc.
6024 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6025 (all.cross, start.encap, rest.encap, rest.cross): Update
6026 dependencies for libgcc move.
6027 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6028 (clean-target, clean-target-libgcc): Delete.
6029 (srcdirify, GCC_EXTRA_PARTS): New macros.
6030 (libgcc-support, libgcc.mvars): New rules.
6031 (distclean): Remove mention of mklibgcc.
6032 (install): Don't reference INSTALL_LIBGCC.
6033 (install-common): Don't reference EXTRA_PARTS.
6034 (install-libgcc, install-multilib): Delete rules.
6035 * mklibgcc.in: Delete file.
6036 * doc/configfiles.texi: Don't mention mklibgcc.
6038 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6039 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6040 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6041 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6042 (mklibgcc, ldblspecs): Likewise.
6044 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6045 (posixpre.def): Use $(T).
6046 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6047 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6048 (SHLIB_LINK): Make dummy.
6049 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6051 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6053 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6054 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6055 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6056 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6058 * configure.ac (all_outputs): Remove mklibgcc.
6059 * configure: Regenerated.
6061 2007-01-03 Josh Conner <jconner@apple.com>
6064 * calls.c (compute_argument_addresses): Set stack and stack_slot
6065 for partial args, too.
6066 (store_one_arg): Use locate.size.constant for the size when
6067 generating a save_area.
6069 2007-01-03 Robert Kennedy <jimbob@google.com>
6071 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6072 whose definitions are deleted due to basic block merging.
6074 2007-01-03 Paul Brook <paul@codesourcery.com>
6077 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6079 (use_return_insn): Return 0 for Thumb interrupt functions.
6080 (print_multi_reg): Add rfe argument for IRQ returns.
6081 (arm_output_epilogue): Pop interrupt return address directly into PC.
6082 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6084 2007-01-03 Paul Brook <paul@codesourcery.com>
6086 Merge from sourcerygxx-4_1.
6087 * config/arm/thumb2.md: New file.
6088 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6090 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6091 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6092 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6093 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6095 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6096 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6098 * config/arm/ieee754-sf.S: Ditto.
6099 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6100 (thumb1_base_register_rtx_p): ... to this.
6101 (thumb_index_register_rtx_p): Rename...
6102 (thumb1_index_register_rtx_p): ... to this.
6103 (thumb_output_function_prologue): Rename...
6104 (thumb1_output_function_prologue): ... to this.
6105 (thumb_legitimate_address_p): Rename...
6106 (thumb1_legitimate_address_p): ... to this.
6107 (thumb_rtx_costs): Rename...
6108 (thumb1_rtx_costs): ... to this.
6109 (thumb_compute_save_reg_mask): Rename...
6110 (thumb1_compute_save_reg_mask): ... to this.
6111 (thumb_final_prescan_insn): Rename...
6112 (thumb1_final_prescan_insn): ... to this.
6113 (thumb_expand_epilogue): Rename...
6114 (thumb1_expand_epilogue): ... to this.
6115 (arm_unwind_emit_stm): Rename...
6116 (arm_unwind_emit_sequence): ... to this.
6117 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6118 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6119 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6120 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6121 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6122 thumb2_output_casesi): New functions.
6123 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6124 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6125 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6126 THUMB2_WORK_REGS): Define.
6127 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6128 arm_condexec_mask, arm_condexec_masklen)): New variables.
6129 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6130 (arm_override_options): Check new CPU capabilities.
6131 Set new architecture flag variables.
6132 (arm_isr_value): Handle v7m interrupt functions.
6133 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6135 (const_ok_for_arm): Handle Thumb-2 constants.
6136 (arm_gen_constant): Ditto. Use movw when available.
6137 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6139 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6140 (thumb_find_work_register, arm_load_pic_register,
6141 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6142 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6143 print_multi_reg, output_mov_long_double_fpa_from_arm,
6144 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6145 output_mov_double_fpa_from_arm, output_move_double,
6146 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6147 output_return_instruction, arm_output_function_prologue,
6148 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6149 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6150 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6151 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6152 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6153 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6155 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6156 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6157 (arm_file_start): Output directive for unified syntax.
6158 (arm_unwind_emit_set): Handle stack alignment instruction.
6159 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6160 Add v6t2, v7, v7a, v7r and v7m.
6161 (RETLDM): Add Thumb-2 code.
6162 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6163 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6164 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6165 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6166 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6167 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6168 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6169 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6170 ADJUST_INSN_LENGTH): Define.
6171 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6172 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6173 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6174 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6175 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6176 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6177 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6178 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6179 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6180 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6181 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6182 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6183 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6184 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6185 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6186 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6187 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6189 * config/arm/arm-tune.md: Regenerate.
6190 * config/arm/arm-protos.h: Update prototypes.
6191 * config/arm/vfp.md: Enable patterns for Thumb-2.
6192 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6193 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6194 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6195 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6196 * config/arm/libunwind.S: Add Thumb-2 code.
6197 * config/arm/constraints.md: Update include Thumb-2.
6198 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6199 * config/arm/ieee754-df.S: Ditto.
6200 * config/arm/bpabi.S: Ditto.
6201 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6202 * config/arm/predicates.md (low_register_operand,
6203 low_reg_or_int_operand, thumb_16bit_operator): New.
6204 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6205 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6206 * config/arm/t-arm-elf: Add armv7 multilib.
6207 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6209 (UNSPEC_STACK_ALIGN, ce_count): New.
6210 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6211 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6213 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6214 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6215 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6216 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6217 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6218 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6220 * doc/extend.texi: Document ARMv7-M interrupt functions.
6221 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6223 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6225 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6226 (struct _Unwind_Context): Rename args_size to flags, remove
6227 signal_frame field, add a new args_size field and version field.
6228 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6229 _Unwind_IsExtendedContext): New inline functions.
6230 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6231 Assume by_value array is only present if _Unwind_IsExtendedContext.
6232 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6233 _Unwind_IsSignalFrame.
6234 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6235 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6236 (uw_init_context_1): Initialize context->flags to
6237 EXTENDED_CONTEXT_BIT.
6238 * config/rs6000/linux-unwind.h (frob_update_context): Use
6239 _Unwind_SetSignalFrame.
6241 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6244 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6245 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6248 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6250 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6251 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6252 RET, AT_SP): Remove.
6253 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6256 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6257 * cfgbuild.c (find_basic_blocks): Likewise.
6258 * cfgrtl.c (rtl_create_basic_block): Likewise.
6259 * function.c (temp_slots_at_level): Likewise.
6260 * reg-stack.c (stack_regs_mentioned): Likewise.
6261 * regclass.c (allocate_reg_info): Likewise.
6262 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6263 set_bb_for_stmt, move_block_to_fn): Likewise.
6264 * tree-complex.c (tree_lower_complex): Likewise.
6265 * vec.h (VEC_safe_grow_cleared): New.
6267 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6269 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6271 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6272 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6274 * cfgloopmanip.c (scale_loop_frequencies): Export.
6275 (loopify): Scale the frequencies by prescribed coefficients.
6276 (set_zero_probability): New function.
6277 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6278 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6279 and frequencies according to arguments.
6280 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6282 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6283 * modulo-sched.c (sms_schedule): Set probabilities for entering
6284 versioned loop correctly.
6285 * tree-vect-transform.c (vect_transform_loop): Ditto.
6286 * cfgloop.h (loopify, loop_version): Declaration changed.
6287 (scale_loop_frequencies): Declared.
6289 2007-01-02 Jan Hubicka <jh@suse.cz>
6291 * cgraph.c: Include tree-flow.h
6292 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6294 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6295 * tree-pass.h (pass_all_early_optimizations): Declare.
6296 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6298 (cgraph_analyze_function): Do early_local_passes.
6299 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6300 Do not add referenced vars.
6301 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6303 (gate_all_early_local_passes): New gate.
6304 (pass_early_local_passes): Use new gate.
6305 (execute_early_local_optimizations): New functions.
6306 (gate_all_early_optimizations): New gate.
6307 (pass_all_early_optimizations): New pass.
6308 (execute_free_datastructures): Free SSA only when initialized.
6309 (gate_init_datastructures): Init only when optimizing.
6310 (tree_lowering_passes): Do early local passes when called late.
6311 * tree-profile.c (do_tree_profiling): Don't profile functions added
6313 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6314 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6316 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6317 during early_local_passes.
6318 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6321 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6323 * Makefile.in: Update copyright year.
6325 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6327 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6328 in $(lang_checks) and check-consistency targets.
6330 2007-01-02 Jan Hubicka <jh@suse.cz>
6332 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6333 Do not add referenced vars.
6334 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6336 * passes.c (init_optimization_passes): Put mudflap_2 after
6337 free_datastructures.
6339 2007-01-02 Jan Hubicka <jh@suse.cz>
6341 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6342 Set NOTHROW flag on call statements proved to be nothrow.
6343 Update statement of local calls so new pure/const functions are
6344 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6346 (tree_rest_of_compilation): Register hooks and initialize bitmap
6347 early. Do not set after_inlining flag.
6349 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6351 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6352 HOST_BITS_PER_LONGLONG
6354 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6357 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6358 warning for non-static initializers.
6360 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6362 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6363 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6364 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6365 Always use set_unique_reg_note to add REG_EQUAL notes.
6367 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6370 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6372 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6373 * cfgbuild.c (find_basic_blocks): Likewise.
6374 * cfgrtl.c (rtl_create_basic_block): Likewise.
6375 * function.c (temp_slots_at_level): Likewise.
6376 * reg-stack.c (stack_regs_mentioned): Likewise.
6377 * regclass.c (allocate_reg_info): Likewise.
6378 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6379 set_bb_for_stmt, move_block_to_fn): Likewise.
6380 * tree-complex.c (tree_lower_complex): Likewise.
6381 * vec.h (VEC_safe_grow_cleared): New.
6383 2007-01-02 Ian Lance Taylor <iant@google.com>
6385 * c-common.c (c_common_truthvalue_conversion): When warning about
6386 using an assignment as a truth value, set TREE_NO_WARNING.
6388 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6391 * c.opt (Wold-style-declaration): New.
6392 * doc/invoke.texi (C-only Warning Options): New.
6393 (Wold-style-declaration): Document it.
6394 (Wextra): Enabled by -Wextra.
6395 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6396 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6397 -Wold-style-declaration.
6399 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6401 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6402 * cfgbuild.c (find_basic_blocks): Likewise.
6403 * cfgrtl.c (rtl_create_basic_block): Likewise.
6404 * function.c (temp_slots_at_level): Likewise.
6405 * reg-stack.c (stack_regs_mentioned): Likewise.
6406 * regclass.c (allocate_reg_info): Likewise.
6407 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6408 set_bb_for_stmt, move_block_to_fn): Likewise.
6409 * tree-complex.c (tree_lower_complex): Likewise.
6410 * vec.h (VEC_safe_grow_cleared): New.
6412 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6414 * c-common.c (c_common_nodes_and_builtins): Since variants of
6415 void_type_node get built before it is given a name, we need to
6416 give those variants the name, too.
6417 (complete_array_type): We need to work with the canonical main
6418 type of the array, from which we will build the qualified version.
6419 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6420 * print-tree.c (print_node): Display canonical type information
6422 * stor-layout.c (layout_type): When we don't know the
6423 alignment of a type for which we're building an array, we end up
6424 guessing wrong, so make the type require structural equality.
6425 * tree.c (make_node_stat): When we build a new type, it is its
6427 (build_type_attribute_qual_variant): When building an attribute
6428 variant, its canonical type is the non-attribute variant. However,
6429 if the attributes are target-dependent and they differ, we need to
6430 use structural equality checks for this type.
6431 (build_qualified_type): A qualified type is not equivalent to its
6432 unqualified variant; set the canonical type appropriately.
6433 (build_distinct_type_copy): When building a distinct type from
6434 another type, the new type is its own canonical type.
6435 (build_variant_type_copy): When building a new type variant, we
6436 assume that it is equivalent to the original type.
6437 (build_pointer_type_for_mode): When building a pointer type, also
6438 build a canonical type pointer.
6439 (build_reference_type_for_mode): When building a reference type,
6440 also build a canonical type reference.
6441 (build_index_type): When we can't hash an index type (e.g.,
6442 because its maximum value is negative), the index type requires
6443 structural equality tests.
6444 (build_array_type): Build the canonical form of an array type.
6445 (build_function_type): Function types require structural equality,
6446 because they contain default arguments, attributes, etc.
6447 (build_method_type_directly): Ditto for method types.
6448 (build_offset_type): Build the canonical offset type.
6449 (build_complex_type): Build the canonical vector type.
6450 (make_vector_type): Build the canonical vector type.
6451 * tree.h (TYPE_CANONICAL): New.
6452 (TYPE_STRUCTURAL_EQUALITY_P): New.
6453 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6454 (struct tree_type): Added "canonical" field.
6455 * params.h (VERIFY_CANONICAL_TYPES): New.
6456 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6457 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6458 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6459 * doc/invoke.texi (verify-canonical-types): Document --param
6460 parameter for verifying canonical types.
6462 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6464 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6465 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6466 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6467 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6469 * config/rs6000/e500.h: New.
6470 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6471 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6473 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6474 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6475 TARGET_E500_DOUBLE): Remove.
6476 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6477 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6478 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6479 * config/rs6000/rs6000.c (rs6000_override_options): Use
6482 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6484 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6485 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6486 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6487 rs6000_emit_cmove): Don't check TARGET_E500.
6488 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6489 sordered): Don't check TARGET_E500.
6491 2007-01-01 Eric Christopher <echristo@apple.com>
6493 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6494 HARD_REGISTER_NUM_P.
6496 2007-01-01 Roger Sayle <roger@eyesopen.com>
6498 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6499 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6500 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6503 2007-01-01 Mike Stump <mrs@apple.com>
6505 * configure.ac: Remove support for building with Apple's gcc-3.1.
6507 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6510 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6511 REG is a hard register. Do not modify REG before calling
6513 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6514 multiple of the size of YMODE for certain lowpart cases.
6516 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6519 * gimplify (voidify_wrapper_expr): Update for
6522 2007-01-01 Andreas Schwab <schwab@suse.de>
6525 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6526 save of BR0 in extra_spill_size instead of spill_size.
6527 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6529 (ia64_expand_epilogue): Restore BR0 from its new location.
6531 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6533 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6534 Use a temporary variable if the left hand side is not a gimple
6537 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6539 * gimplify.c (gimplify_return_expr): Make the temporary variable
6540 for the return expression, a gimple register variable.
6542 2007-01-01 Jan Hubicka <jh@suse.cz>
6544 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6547 2007-01-01 Mike Stump <mrs@apple.com>
6549 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6551 * config/darwin.c (machopic_select_rtx_section): Use
6553 (darwin_mergeable_constant_section): Likewise.
6554 * configure: Regenerate.
6555 * config.in: Regenerate.
6557 2007-01-01 Jan Hubicka <jh@suse.cz>
6558 Andrew Pinski <pinskia@gmail.com>
6560 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6561 before starting IPA passes.