1 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5 (swap_commutative_operands_with_target): New.
7 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
9 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
10 also when doing PRE, rather than only for global CPROP.
12 2005-11-24 Ben Elliston <bje@au.ibm.com>
14 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
15 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
17 (expand_twoval_unop): Likewise.
18 (widen_clz): Likewise.
19 (expand_parity): Likewise.
20 (expand_unop): Likewise.
21 (emit_cmp_and_jmp_insn_1): Likewise.
22 (prepare_float_lib_cmp): Likewise.
24 2005-11-24 Ben Elliston <bje@au.ibm.com>
26 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
27 Remove unused `class' variable.
29 2005-11-23 Mark Mitchell <mark@codesourcery.com>
31 * doc/invoke.texi: For man pages, include gcc-vers.texi.
32 List @file in the option summary. Include the libiberty
33 documentation for @file.
34 * gcc.c (main): Call expandargv.
35 * Makefile.in (gcc-vers.texi): Define srcdir.
37 2005-11-23 Diego Novillo <dnovillo@redhat.com>
39 * passes.c (init_optimization_passes): Document
42 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
44 * config/m68k/predicates.md (pcrel_address, extend_operator,
45 post_inc_operand, pre_dec_operand): Remove redundant
47 (const_uint32_operand, const_sint32_operand): Use gcc_assert
49 (valid_dbcc_comparison_p): Rewrite in the lisp style.
51 2005-11-23 Ben Elliston <bje@au.ibm.com>
53 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
55 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
57 Preparatory work for PR target/21623:
58 * alpha.c (secondary_reload_class): Rename to:
59 (alpha_secondary_reload_class).
60 * alpha.h, alpha-protos.h: Likewise.
61 * mn10300.c (secondary_reload_class): Rename to:
62 (mn10300_secondary_reload_class).
63 * mn10300.h, mn10300-protos.h: Likewise.
64 * pa.c (secondary_reload_class): Rename to:
65 (pa_secondary_reload_class).
66 * pa.h, pa-protos.h: Likewise.
67 * rs6000.c (secondary_reload_class): Rename to:
68 rs6000_secondary_reload_class.
69 * rs6000.h, rs6000-protos.h: Likewise.
71 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
74 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
76 2005-11-22 Ian Lance Taylor <ian@airs.com>
78 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
80 (prepare_cmp_insn): Likewise.
82 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
85 * m68k.md (zero_extendsidi2): Force operands[1] to a register
86 if both operands[0] and operands[1] are memory.
88 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
91 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
92 COMPARISON_CLASS_P and an integral types create create a new
93 expression with the new type and fold that.
95 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
98 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
99 to SUBTARGET_OS_CPP_BUILTINS.
101 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
103 * arm.c (emit_set_insn): New function.
104 (arm_split_constant): Call it.
105 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
106 (arm_legitimize_address): Likewise. Use plus_constant.
107 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
108 (thumb_expand_prologue): Likewise.
109 (arm_gen_load_multiple): Use VOIDmode in SET.
110 (arm_gen_store_multiple): Likewise.
111 (vfp_emit_fstmx): Likewise. Use plus_constant.
112 (emit_multi_reg_push): Likewise.
113 (emit_sfm): Use plus_constant.
115 2005-11-23 Alan Modra <amodra@bigpond.net.au>
118 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
121 2005-11-22 Alan Modra <amodra@bigpond.net.au>
124 * expmed.c (store_bit_field): Don't attempt to insv a field
127 2005-11-22 Alan Modra <amodra@bigpond.net.au>
130 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
131 explicit sign extension, not a (char) cast.
133 2005-11-22 Ben Elliston <bje@au.ibm.com>
135 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
136 GET_MODE_CLASS (x) == MODE_FLOAT.
137 * config/i386/i386.c: Likewise.
138 * config/rs6000/xcoff.h: Likewise.
139 * config/rs6000/linux64.h: Likewise.
140 * config/rs6000/rs6000.c: Likewise.
141 * config/rs6000/rs6000.h: Likewise.
142 * config/rs6000/predicates.md: Likewise.
143 * config/rs6000/sysv4.h: Likewise.
145 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
147 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
150 * config/alpha/freebsd.h, config/alpha/linux.h,
151 config/arm/linux-elf.h, config/bfin/bfin.h,
152 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
153 config/i386/beos-elf.h, config/i386/gnu.h,
154 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
155 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
156 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
157 config/rs6000/linux64.h, config/rs6000/sysv4.h,
158 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
159 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
160 config/sparc/linux.h, config/sparc/linux64.h,
161 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
163 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
164 are both defined when either flag -fpic or -fPIC are used.
166 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
168 * config/fp-bit.c (clzusi): New function.
169 (si_to_float, usi_to_float): Use it to compute proper shift.
170 (usi_to_float): Preserve guard bits when shifting right.
171 * libgcc-std.ver (GCC_4.2.0): New version.
172 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
173 __floatundisf): New functions.
174 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
175 __floatundisf): Declare.
176 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
177 _floatundixf, and _floatunditf.
178 * optabs.c (expand_float): If target does not define a pattern for
179 signed or unsigned conversion, use an unsigned libcall instead of
181 (init_optabs): Initialize ufloat_optab.
183 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
185 * config/rs6000/rs6000.opt (mmulhw): New option.
186 * doc/invoke.texi (-mmulhw): Document.
187 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
189 * config/rs6000/rs6000.md: Add half-word multiply and
190 multiply-accumulate instructions for 405 and 440.
192 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
194 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
195 which matches behavior of gcc 4.0 and older for RTEMS targets. The
196 default now includes a linker group which makes the RTEMS one nest.
198 2005-11-22 Ben Elliston <bje@au.ibm.com>
200 * cse.c (fold_rtx): Typo fix.
201 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
203 2005-11-21 Richard Henderson <rth@redhat.com>
205 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
206 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
208 * c-tree.h (lookup_name): Move declaration ...
209 * c-common.h (lookup_name): ... here.
210 * config/darwin-c.c: Include c-common.h.
211 * config/t-darwin: Update dependencies.
213 2005-11-22 Ben Elliston <bje@au.ibm.com>
215 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
216 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
217 * genopinit.c (gen_insn): Likewise.
218 * reload.c (find_equiv_reg): Likewise.
219 * loop.c (load_mems): Likewise.
220 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
221 * cse.c (find_comparison_args, fold_rtx): Likewise.
222 * dwarf2out.c (add_const_value_attribute): Likewise.
223 * expr.c (convert_move): Likewise.
224 * recog.c (general_operand, register_operand): Likewise.
225 * reg-stack.c (replace_reg): Likewise.
226 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
227 * c-common.c (handle_vector_size_attribute): Likewise.
228 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
229 (simplify_binary_operation_1): Likewise.
230 (simplify_const_binary_operation): Likewise.
231 (simplify_relational_operation): Likewise.
232 (simplify_const_relational_operation): Likewise.
233 (simplify_immed_subreg): Likewise.
234 * emit-rtl.c (gen_lowpart_common): Likewise.
235 * expmed.c (expand_mult): Likewise.
236 * stor-layout.c (layout_type): Likewise.
238 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
241 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
242 cst2 only for SPE vectors.
244 2005-11-21 David Edelsohn <edelsohn@gnu.org>
247 * config/rs6000/predicates.md (vrsave_operation): Check
248 UNSPEC_VOLATILE value.
250 2005-11-21 Jan Hubicka <jh@suse.cz>
252 PR tree-optimization/24653
253 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
255 2005-11-21 Uros Bizjak <uros@kss-loka.si>
257 * config/i386/predicates.md (ax_reg_operand): New predicate.
258 (memory_displacement_only_operand): New predicate.
259 * config/i386/i386.md ("modrm" attribute): Return 0 if one
260 operand is AX register and the other operand is memory operand
261 with displacement only.
263 2005-11-21 Uros Bizjak <uros@kss-loka.si>
265 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
266 if we don't care about NaNs or Infinities.
268 2005-11-20 Ian Lance Taylor <ian@airs.com>
270 PR rtl-optimization/24883
271 * combine.c (combinable_i3pat): When checking whether the
272 destination of i3 is used in i3, consider paradoxical subregs.
274 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
277 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
279 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
281 * combine.c (try_combine): Do not run subst on i1src and i2src in
282 the case of generating a PARALLEL for a comparison.
284 2005-11-20 Richard Henderson <rth@redhat.com>
287 * tree-sra.c (struct sra_elt): Add all_no_warning.
288 (struct sra_walk_fns) <use>: Add use_all argument.
289 (sra_walk_expr): Pass it.
290 (sra_walk_modify_expr): Likewise.
291 (scalarize_ldst): Likewise.
292 (scan_use): Update for new argument.
293 (mark_no_warning): New.
294 (scalarize_use): Use it.
296 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
298 * expr.c (expand_expr_real): Use usmul_optab for widening
299 signed * unsigned multiplies.
300 * genopinit.c (optabs): Add usmul_widen_optab.
301 * optabs.c (init_optabs): Likewise.
302 * optabs.h (enum optab_index): Add OTI_usmul_widen.
303 (usmul_widen_optab): Define.
304 * config/bfin/bfin.md (usmulhisi3): New pattern.
306 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
308 2005-11-20 Graham Stott <btinternet.com>
310 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
312 2005-11-20 Andreas Schwab <schwab@suse.de>
315 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
318 2005-11-19 Richard Henderson <rth@redhat.com>
321 * tree-gimple.c (is_gimple_id): Export.
322 * tree-gimple.h (is_gimple_id): Declare.
323 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
324 (get_default_value): Use it.
325 (maybe_fold_stmt_indirect): Likewise.
327 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
329 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
330 than VR1 or vice-versa.
332 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
336 * reload.c (find_reloads_address_1): Mention dependency on
338 * reload1.c (gen_reload): For IN with an unary operation, try
339 moving inner expression to OUT if trivial SET is not valid.
340 Confirm that the result is valid. Move common code block into...
341 (emit_insn_if_valid_for_reload): New function.
343 2005-11-19 Richard Guenther <rguenther@suse.de>
345 * fold-const.c (fold_indirect_ref_1): Make sure we fold
346 ARRAY_REFs of constant strings.
348 2005-11-19 Jakub Jelinek <jakub@redhat.com>
350 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
353 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
355 * combine.c (make_compound_operation): Swap operands of
356 commutative operation if necessary before returning.
358 2005-11-19 Richard Guenther <rguenther@suse.de>
361 * fold-const.c (fold_plusminus_mult_expr): New function.
362 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
363 cases, remove now unnecessary code.
365 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
367 * gensupport.c (old_preds): Rename to std_preds, add special field.
368 (struct old_pred_table): Rename to struct std_pred_table, add special
370 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
371 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
372 (init_predicate_table): Adjust, and set along the way whether a
373 predicate is special.
375 2005-11-18 Mark Mitchell <mark@codesourcery.com>
377 * BASE-VER: Change to 4.2.0.
379 2005-11-18 James E Wilson <wilson@specifix.com>
381 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
384 2005-11-18 Mike Stump <mrs@apple.com>
386 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
387 * config/darwin-c.c (darwin_pragma_unused): Likewise.
388 * c-decl.c (lookup_name_two) Remove.
389 * c-tree.h (lookup_name_two): Remove.
390 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
391 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
392 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
393 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
395 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
398 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
399 when not generating code to use that co-processor.
401 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
403 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
404 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
405 these functions are now in tree-phinodes.c.
407 2005-11-18 Jie Zhang <jie.zhang@analog.com>
409 * config/bfin/bfin.md (trap): New pattern.
411 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
413 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
416 * expr.c (expand_expr_real): Don't call record_block_change unless
417 ib_boundaries_block is non-null
419 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
421 * fold-const.c (build_range_check): Use proper type for subtraction
422 when merging lower bound.
424 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
426 PR rtl-optimization/24497
427 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
430 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
432 * tree-scalar-evolution.c (expression_expensive_p): New function.
433 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
435 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
437 * config/bfin/crtlibid.s: New file.
439 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
442 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
443 when not using sjlj exceptions.
444 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
445 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
446 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
447 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
448 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
449 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
450 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
451 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
452 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
453 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
454 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
455 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
456 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
458 * config/pa/hpux-unwind.h: New file.
460 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
462 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
463 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
464 * varasm.c (do_assemble_alias): Adjust call.
465 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
467 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
469 2005-11-17 James E Wilson <wilson@specifix.com>
471 * tree.def (FUNCTION_DECL): Correct typo in comment.
473 2005-11-17 Richard Henderson <rth@redhat.com>
475 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
476 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
477 and DW_CFA_def_cfa_sf.
478 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
479 (dbx_reg_number): Don't assert particular registers here.
480 (based_loc_descr): ... do it here instead. Fold in ...
481 (eliminate_reg_to_offset): ... this function.
482 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
483 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
484 * unwind-dw2.c (execute_cfa_program): Apply data align factor
485 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
486 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
487 (instantiate_virtual_regs): Likewise.
488 * var-tracking.c (adjust_stack_reference): Likewise.
489 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
491 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
493 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
494 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
495 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
497 ($(T)crtlibid.o): New rule.
499 2005-11-16 Richard Guenther <rguenther@suse.de>
502 * fold-const.c (extract_array_ref): Return byte offset
504 (fold_binary): Fold &x[a] CMP &x[b] to
505 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
508 2005-11-16 Richard Henderson <rth@redhat.com>
511 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
512 parts of an SSA_NAME.
514 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
517 * arm.md (split for movsf with immediate): Restrict split to insns
518 that set a general register.
520 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
522 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
524 * unwind-dw2.c (uw_advance_context): Likewise.
525 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
526 _Unwind_SjLj_Unregister.
527 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
529 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
531 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
533 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
535 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
536 langhook to get a DImode integer type.
538 2005-11-16 Richard Henderson <rth@redhat.com>
539 J"orn Rennecke <joern.rennecke@st.com>
540 Ulrich Weigand <uweigand@de.ibm.com>
544 * reload1.c (reg_equiv_invariant): New.
545 (reload): Allocate, initialize, and free it.
546 (calculate_needs_all_insns): Check it when skipping equivalence
548 (alter_reg): Likewise.
549 (eliminate_regs_1): Rename from eliminate_regs. Add new
550 may_use_invariant argument; only use reg_equiv_invariant when true.
551 (eliminate_regs): New.
552 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
553 a context for which may_use_invariant may be true.
555 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
557 * fold-const.c (const_binop): Don't constant fold the operation
558 if the result has overflowed and flag_trapping_math.
559 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
561 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
563 * config/arm/unwind-arm.c (abort): Add prototype here.
564 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
565 (struct phase1_vrs): Add prev_sp.
566 (unwind_phase2_forced): Save the original core registers instead of
567 modifying entry_vrs. Take a new flag argument for resuming unwinding
568 and set action flags accordingly. Always set _US_END_OF_STACK when
569 get_eit_entry fails. Unwind before calling the stop function.
570 (_Unwind_GetCFA): New function.
571 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
572 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
573 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
574 just call unwind_phase2_forced.
575 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
576 * config/arm/unwind-arm.h (abort): Remove prototype.
577 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
579 (_Unwind_GetCFA): New prototype.
580 * config/arm/pr-support.c (abort): Add prototype here.
581 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
583 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
584 not schedule the prologue with non-call exceptions and EABI.
586 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
588 * config/arm/unwind-arm.h: Reorder interface function declarations.
589 (_URC_END_OF_STACK): New enumeration value.
590 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
591 (struct _Unwind_Control_Block): Document reserved field use.
592 (_Unwind_Stop_Fn): New typedef.
593 (_Unwind_ForcedUnwind): Declare.
594 (_Unwind_Resume_or_Rethrow): Declare.
595 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
597 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
598 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
599 (UCB_FORCED_STOP_ARG): New.
600 (search_EIT_table): Update boundary condition checks.
601 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
602 (unwind_phase2): Replace for with do..while.
603 (unwind_phase2_forced): New.
604 (__gnu_Unwind_RaiseException): Replace for with do..while.
605 (__gnu_Unwind_ForcedUnwind): New.
606 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
607 Use appropriate phase2 unwinder.
608 (__gnu_Unwind_Resume_or_Rethrow): New.
609 (__gnu_unwind_pr_common): Cope with forced unwinding.
611 2005-11-16 David Edelsohn <edelsohn@gnu.org>
614 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
616 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
617 roundsf2): Remove "s" from mnemonic.
619 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
621 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
623 * config/bfin/crtn.s: Change epilogues to match.
624 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
625 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
628 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
631 * doc/invoke.texi: Distinguish between free and fixed form instead of
632 Fortran and Fortran 90/95. Remove ratfor from the list of supported
634 * gcc.c (default_compilers): Remove double entries, add entries for
635 suffixes '.F90' and '.F95'.
637 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
639 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
640 in the stack probing loop.
642 2005-11-15 David Edelsohn <edelsohn@gnu.org>
644 * configure.ac: Use .machine power5 not power5x.
645 * configure: Regenerate.
647 2005-11-15 Mike Stump <mrs@apple.com>
649 * c-decl.c (lookup_name_two): Add.
650 * c-tree.h (lookup_name_two): Likewise.
651 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
652 * config/darwin-c.c (darwin_pragma_unused): Likewise.
654 2005-11-16 Alan Modra <amodra@bigpond.net.au>
656 PR rtl-optimization/23392
657 * regrename.c (enum scan_actions) Add mark_access.
658 (scan_actions_name): Ditto.
659 (scan_rtx_reg): Handle mark_access.
660 (scan_rtx_address): Do nothing for mark_access.
661 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
662 and regs in REG_INC notes before closing chains for dead regs.
663 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
664 opening chains for new writes.
666 2005-11-15 David Edelsohn <edelsohn@gnu.org>
668 * c.opt (ffixed-line-length-none): New.
670 2005-11-15 Steve Ellcey <sje@cup.hp.com>
672 * mklibgcc.in: Change contents of eh_dummy.c.
674 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
676 * loop.c (scan_loop): Do not insert temporaries for hard registers.
678 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
680 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
682 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
684 2005-11-15 Jan Hubicka <jh@suse.cz>
686 * invoke.texi (large-unit-insns): Document.
687 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
688 * params.def (large-unit-insns): New param.
690 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
693 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
694 special register for operand 3. Reindent constraints to align
697 2005-11-14 David Edelsohn <edelsohn@gnu.org>
699 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
700 -mpopcntb, -mfprnd. Add -mcpu=power5+.
701 * configure.ac: Add test for FP rounding instructions.
702 * configure: Regenerate.
703 * config.in: Regenerate.
704 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
705 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
707 * config/rs6000/rs6000.opt (mfprnd): New.
708 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
709 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
710 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
711 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
713 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
715 (btrunc<mode>2): New.
720 2005-11-14 Geoffrey Keating <geoffk@apple.com>
722 * gcc.c (version_compare_spec_function): Use fatal() rather than
725 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
726 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
727 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
729 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
732 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
733 on -mmacosx-version-min setting.
735 2005-11-14 Diego Novillo <dnovillo@redhat.com>
738 * tree-vrp.c (infer_value_range): Return false if STMT is a
739 block terminator and its basic block has no successors.
741 2005-11-14 Mike Stump <mrs@apple.com>
743 * config/i386/i386.c (override_options): -masm=intel isn't
745 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
747 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
749 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
750 vfork after including auto-host.h.
752 2005-11-15 Alan Modra <amodra@bigpond.net.au>
754 PR rtl-optimization/22002
755 * combine.c (distribute_notes): Detect cases where a reg dies
756 two or more times in a bb, including on the insn we are combining,
757 and place the death note on the correct range.
759 2005-11-14 Dale Johannesen <dalej@apple.com>
761 * expmed.c (store_bit_field): Add offset unconditionally for
763 (extract_bit_field): Don't force extzv or extv operand into
764 a register if field is too big.
766 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
768 * config/arm/arm.c (pic_labelno): New.
769 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
770 LABEL_REF. Pass only the labelno to PIC insns.
771 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
772 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
773 * arm.md (UNSPEC_PIC_LABEL): New constant.
774 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
775 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
776 Use the correct label prefix.
778 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
780 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
783 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
785 * loop-invariant.c: Include tm_p.h.
786 * Makefile.in: Updated.
788 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
790 * pa.c (store_reg): Revise generation of frame notes in large frames.
791 (set_reg_plus_d): Likewise.
793 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
795 PR tree-optimization/24709
796 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
799 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
801 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
802 and duplicate declaration of pthread_self.
804 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
805 Ian Lance Taylor <ian@airs.com>
808 * calls.c (expand_call): If TARGET is a MEM and some part of the
809 argument area has been saved, force TARGET to a register.
811 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
813 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
816 2005-11-13 Jason Merrill <jason@redhat.com>
819 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
820 lazily declared methods.
821 (force_decl_die): Stop if forcing out the context already make a
823 (force_type_die): Likewise.
825 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
828 * builtins.c (integer_valued_real_p): Add break in
829 REAL_CST having TREE_OVERFLOW set.
831 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
833 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
834 addressing modes during calculation of costs.
836 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
838 * function.c (assign_stack_local_1): Restrict sanity check
839 on frame size overflow to 32-bit and above platforms.
841 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
843 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
844 * config/cris/cris.c: Include reload.h.
845 (cris_initial_elimination_offset): New function.
846 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
849 2005-11-12 Richard Guenther <rguenther@suse.de>
851 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
853 2005-11-12 Jan Hubicka <jh@suse.cz>
855 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
856 to compare against 0 when possible.
858 2005-11-12 Jie Zhang <jie.zhang@analog.com>
860 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
861 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
862 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
863 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
866 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
868 * recog.c (constrain_operands) <case 'g'>: For a match, require
869 that a non-register matches general_operand when strict >= 0.
871 2005-11-11 Steven Bosscher <stevenb@suse.de>
873 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
876 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
878 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
879 (memory_address_same): New.
880 (dse_optimize_stmt): Call memory_address_same.
882 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
885 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
886 ZERO_EXTEND>: New cases.
888 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
890 * longlong.h (__clz_tab): Always provide.
892 2005-11-11 Steven Bosscher <stevenb@suse.de>
895 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
897 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
898 before check_maybe_invariant.
899 (move_invariant_reg): Use gen_move_insn instead of replacing
900 SET_DEST with the temporary for the invariant.
901 (move_loop_invariants): If checking is enabled, do internal
902 consistency checks after completing the pass.
904 2005-11-11 David Edelsohn <edelsohn@gnu.org>
907 * common.opt (Wvolatile-register-var): New.
908 * varasm.c (make_decl_rtl): Only emit warning when option
909 specified. Clarify warning message.
910 * doc/invoke.texi (Wvolatile-register-var): Document new option.
912 * doc/md.texi (copysign): Document standard named pattern.
914 2005-11-11 Jie Zhang <jie.zhang@analog.com>
916 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
917 bytes when align is 2.
918 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
919 by the first instruction of the loop.
921 2005-11-11 Jason Merrill <jason@redhat.com>
924 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
927 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
929 PR rtl-optimization/22509
930 * local-alloc.c (memref_used_between_p): Check whether a function call
931 could not reference the memref.
933 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
935 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
936 algorithm so as to choose the best, not the worst, alternative.
937 Reset accumulated register class before processing next alternative.
939 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
942 * calls.c (expand_call): Copy a return value to a plain register
945 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
948 * varasm.c (assemble_name): Recompute name only for transparent
951 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
953 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
955 2005-11-04 Jeff Law <law@redhat.com>
958 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
959 perform reassociation if the parent statement will not die as
960 a result of the optimization.
962 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
964 * tree-ssa-alias.c (compute_may_aliases): Remove call to
965 delete_old_heap_vars.
966 * tree-dfa.c (referenced_var_remove): Remove function.
967 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
968 (delete_tree_ssa): Remove call to delete_old_heapvars.
969 Add call to delete_alias_heapvars.
970 * tree-flow.h (referenced_var_remove): Remove prototype
971 (init_alias_heapvars): New prototype.
972 (delete_alias_heapvars): Ditto.
973 * Makefile.in (tree-ssa-structalias.o): Add
974 gt-tree-ssa-structalias.o
975 (GTFILES): Add tree-ssa-structalias.h and
976 tree-ssa-structalias.c.
977 (s-gtype): Add gt-tree-ssa-structalias.h.
978 * tree-ssa-structalias.c (heapvars): Remove.
979 (oldheapvars): Remove.
980 (heapvar_for_stmt): New variable.
981 (heapvar_lookup): New function.
982 (heapvar_insert): Ditto.
983 (get_constraint_for): See if we have an old heapvar
985 (init_alias_heapvars): New function.
986 (delete_alias_heapvars): Ditto.
987 Add include of gt-tree-ssa-structalias.h.
989 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
992 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
994 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
996 * tree.c (int_fits_type_p): Only look at the base type
997 if it has the same precision as the original type.
999 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1002 * varasm.c (assemble_alias): Use %q+D in the error
1003 message instead of %J and %qD.
1005 2005-11-10 Richard Guenther <rguenther@suse.de>
1007 * gcse.c (free_ldst_entry): Only free hashtable if
1010 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1012 * function.c (assign_stack_local_1): Issue an error message if
1013 the frame size overflows in the signed target arithmetics.
1015 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1017 * tree.c (build_qualified_type): Chain the new type to the original
1018 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1019 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1020 (build_pointer_type_for_mode): Only return unqualified types.
1021 (build_reference_type_for_mode): Likewise.
1023 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1025 * Makefile.in (gnucompare): Do comparison of all files using one of
1026 the chosen methods and only afterwards decide if just warning should
1027 be issued or comparison failure raised.
1029 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1031 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1032 (noce_try_abs): Negate if the comparison is reversed.
1033 Look only one instruction backwards for a REG_EQUAL note.
1035 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1038 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1039 gthr-tpf.h: Define __gthrw. For all identifiers that might
1040 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1041 and prefix all uses with __ghtrw.
1043 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1046 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1047 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1048 * c-common.c (handle_weakref_attribute): New.
1049 (c_common_attribute_table): Add weakref.
1050 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1052 * configure, config.in: Rebuilt.
1053 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1054 * doc/extend.texi: Document weakref attribute.
1055 * varasm.c (ultimate_transparent_alias_target): New
1056 (assemble_name): Use it.
1057 (weak_finish_1): Split out of...
1058 (weak_finish): ... and deal with weakrefs in...
1059 (weakref_targets): ... new list.
1060 (globalize_decl): Clean up weakref_targets.
1061 (do_assemble_alias): Handle weakrefs.
1062 (finish_aliases_1): Do not reject weakrefs to external symbols.
1063 (assemble_alias): Handle weakrefs.
1065 2005-11-09 Richard Guenther <rguenther@suse.de>
1067 PR tree-optimization/24716
1068 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1069 t_bool to track results from follow_ssa_edge.
1071 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1073 * final.c (force_source_line): New global variable.
1074 (final_scan_insn): Set it to true instead of clearing last_filename.
1075 (notice_source_line): Return true if force_source_line is true,
1076 unless source info is absent.
1078 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1081 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1082 a linkage name for a variable if it a register variable.
1083 * c-decl.c (grokdeclarator): Global register variables
1084 should be set as PUBLIC.
1086 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1089 * config/s390/s390.c (struct s390_frame_layout): New fields
1090 first_save_gpr_slot and last_save_gpr_slot.
1091 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1092 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1093 first_save_gpr and last_save_gpr with the _slot variants.
1094 (s390_register_info): Calculate first_save_gpr_slot and
1095 last_save_gpr_slot using regs_ever_live.
1097 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1100 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1101 for a function containing a landing pad.
1103 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1106 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1109 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1111 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1112 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1114 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1117 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1119 (call,load,store): New insn types.
1120 (mem_access, branch_access): Adjust reservation conditions.
1121 (define_delay): Adjust condition.
1122 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1124 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1125 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1127 (call_internal, call_value_internal, return_internal,
1128 return_interrupt_internal, eh_return_internal, indirect_jump,
1129 tablejump): Set call insn type.
1130 (blockage, ei, di): Use appropriate unspec const.
1131 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1132 (ms1_get_attr_type): Adjust to give load & store types.
1133 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1134 backwards past a barrier.
1135 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1137 (struct branch_info, struct label_info): New.
1139 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1140 (ms1_machine_reorg): New.
1141 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1142 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1143 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1144 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1147 2005-11-09 Per Bothner <per@bothner.com>
1148 Uros Bizjak <uros@kss-loka.si>
1151 * toplev.c (process_options): Initialize debug_hooks early
1152 in case lang_hooks.post_options ends up calling a debug_hook.
1154 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1156 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1157 DBX_REGISTER_NUMBER being contiguous.
1159 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1160 Diego Novillo <dnovillo@redhat.com>
1163 * tree-vrp.c (register_edge_assert_for): Do not register
1164 always-false predicates.
1166 2005-11-08 Devang Patel <dpatel@apple.com>
1168 PR tree-optimization/23115
1169 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1172 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1174 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1177 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1179 Fix PR tree-optimization/23382
1181 * tree-ssa-alias.c (compute_may_aliases): Call
1182 delete_old_heap_vars.
1183 * tree-dfa.c (referenced_var_remove): New function.
1184 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1185 * tree-flow.h (referenced_var_remove): Add prototype.
1186 (delete_old_heap_vars): Ditto.
1187 * tree-ssa-structalias.c (heapvars): New variable.
1188 (oldheapvars): Ditto.
1189 (get_constraint_for): Put heap vars on heapvars list.
1190 (delete_old_heap_vars): New function.
1192 2005-11-08 Jason Merrill <jason@redhat.com>
1194 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1196 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1199 * reg-stack.c (reg_to_stack): Update register liveness also
1200 for flag_sched2_use_traces.
1202 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1205 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1206 override prior explicit -mno-powerpc-gfxopt.
1208 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1210 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1211 if the bitsize is zero.
1212 * doc/md.texi (Standard Pattern Names): Document it.
1214 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1215 (TARGET_PASS_BY_REFERENCE): Likewise.
1217 2005-11-07 Ian Lance Taylor <ian@airs.com>
1219 PR rtl-optimization/24683
1220 * config/i386/i386.c (legitimize_pic_address): If constant operand
1221 to PLUS is too large, put it in a register.
1223 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1225 * configure.ac: Enable checking assembler dwarf2 support for bfin
1227 * configure: Regenerate.
1229 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1233 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1234 gen_easy_vector_constant_add_self): Delete.
1235 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1237 (output_vec_const_move): Use gen_easy_altivec_constant.
1238 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1239 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1240 (easy_vector_constant_add_self): Rewritten.
1241 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1242 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1243 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1244 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1245 Macroize and adjust for the other changes.
1247 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1251 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1252 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1254 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1256 PR rtl-optimization/23567
1257 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1258 (noce_process_if_block): Don't do any optimizations except
1259 if (cond) x = x; if !set_b and write into orig_x may trap
1260 or fault. Remove the MEM_READONLY_P check.
1262 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1265 * tree-vrp.c (fix_equivalence_set): New.
1266 (extract_range_from_assert): Call it.
1268 2005-11-05 Ian Lance Taylor <ian@airs.com>
1271 * combine.c (apply_distributive_law): Don't distribute across a
1274 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1276 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1277 config/ms1/ms1.h, config/rs6000/predicates.md,
1278 config/s390/s390.c, params.def, postreload-gcse.c,
1279 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1280 tree-vrp.c, tree.c: Fix comment typos.
1281 * doc/invoke.texi: Fix typos.
1283 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1285 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1286 for testing whether the data_dependence_relation contains distance
1287 vectors. Iterate over all distance vectors of the ddr.
1288 * lambda.h: Define a vec of lambda_vector pointers.
1289 * tree-data-ref.c (dump_data_dependence_relation,
1290 dump_data_dependence_direction): Iterate over all distance and
1291 direction vectors of the ddr.
1292 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1294 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1295 of distance/direction vectors instead of a single one.
1296 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1297 lambda_vectors with a vec of lambda_vectors.
1298 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1299 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1300 DDR_NUM_DIST_VECTS): New.
1301 * tree-loop-linear.c (gather_interchange_stats): Test for the
1302 existence of distance vectors only after having checked that there
1303 is a dependence. Iterate over all distance vectors of the ddr.
1304 (linear_transform_loops): Use dump_data_dependence_relation.
1305 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1306 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1307 distance vectors of the ddr.
1309 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1311 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1312 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1313 IS_INTHANDLER; all callers changed.
1314 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1316 (do_link, do_unlink): New argument ALL; all callers changed.
1317 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1318 If function isn't leaf, save and restore all registers.
1319 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1322 2005-11-05 Jan Hubicka <jh@suse.cz>
1324 PR rtl-optimization/23490
1325 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1326 max-flow-memory-location): Document.
1327 * flow.c: Include params.h
1328 (MAX_MEM_SET_LIST_LEN): Kill.
1329 (add_to_mem_set_list): Use new param.
1330 * cse.c (cse_basic_block): Replace 1000 by new param.
1331 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1332 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1333 * predict.c (predict_loops): Use new param.
1334 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1336 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1337 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1338 Do not hold memory returned by cgraph_node_name across other call.
1340 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1343 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1346 2005-11-04 Jeff Law <law@redhat.com>
1349 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1350 * tree-ssa-dom.c: Include params.h.
1351 (thread_across_edge): If there are too many statements in the
1352 target block, then do not thread through it.
1353 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1354 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1356 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1359 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1360 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1362 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1365 * tree-scalar-evolution.c (instantiate_parameters_1,
1366 instantiate_parameters, resolve_mixers): Compute the size of an
1367 expression to be instantiated and give up the instantiation if the
1368 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1370 2005-11-04 Richard Guenther <rguenther@suse.de>
1372 * tree-flow.h (ref_contains_indirect_ref): Rename to
1373 array_ref_contains_indirect_ref.
1374 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1375 (array_ref_contains_indirect_ref): Make comment match the code
1377 (ref_contains_array_ref): Likewise.
1378 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1379 ref_contains_indirect_ref.
1380 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1381 Rename calls to ref_contains_indirect_ref.
1383 2005-11-04 Paul Brook <paul@codesourcery.com>
1385 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1386 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1387 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1388 * config/arm/arm.md: Use match_operand in peephole input templates
1389 and match_dup in peephole output templates.
1391 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1393 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1396 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1397 Daniel Jacobowitz <dan@codesourcery.com>
1399 * longlong.h (add_ssaaaa): Clobber condition code register
1401 (sub_ddmmss): Likewise.
1402 (umul_ppmm): Likewise.
1404 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1405 Paul Brook <paul@codesourcery.com>
1406 Phil Blundell <pb@reciva.com>
1408 * configure.ac: Add test for ARM TLS support.
1409 * configure: Regenerated.
1410 * config/arm/arm-protos.h (legitimize_tls_address)
1411 (arm_tls_referenced_p, tls_mentioned_p)
1412 (arm_output_addr_const_extra): New prototypes.
1413 (thumb_legitimize_pic_address): Delete.
1414 * config/arm/arm.c: Include "gt-arm.h".
1415 (enum tls_reloc): New.
1416 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1417 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1418 (arm_call_tls_get_addr, legitimize_tls_address)
1419 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1420 (arm_init_tls_builtins, arm_emit_tls_decoration)
1421 (arm_output_addr_const_extra): New functions.
1422 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1423 (TARGET_HAVE_TLS): Define.
1424 (target_thread_pointer): New.
1425 (arm_override_options): Handle -mtp=.
1426 (legitimize_pic_address): Ignore UNSPECs.
1427 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1429 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1430 (tls_get_addr_libfunc): New variable.
1431 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1432 (arm_init_builtins): Call arm_init_tls_builtins.
1433 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1434 (arm_encode_section_info): Call default_encode_section_info.
1435 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1436 (enum arm_tp_type): New.
1437 (target_thread_pointer): Add declaration.
1438 (LEGITIMATE_CONSTANT_P): Handle TLS.
1439 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1440 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1441 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1442 * config/arm/arm.md: Add UNSPEC_TLS.
1443 (movsi): Handle TLS.
1444 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1446 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1447 (load_tp_hard, load_tp_soft): New insns.
1448 * arm.opt: Add -mtp=.
1449 * doc/invoke.texi (ARM Options): Document -mtp.
1451 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1453 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1454 * config/arm/libunwind.S: Include "lib1funcs.asm".
1455 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1456 (LIB2ADDEH): Add libunwind.S.
1457 (LIB2ADDEHDEP): Add lib1funcs.asm.
1458 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1460 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1463 * gcc/c.opt: Add a -lang-fortran option.
1464 * gcc/c-opts.c: Add a lang_fortran flag.
1465 (c_common_init_options): Handling the -lang-fortran option.
1466 (c_common_handle_option): Add a case for Fortran options in
1467 preprocessing. Remove cases for -ffixed-form and
1468 -ffixed-line-length. Add a case for -lang-fortran.
1470 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1472 * config/rs6000/rs6000.c: Include params.h
1473 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1474 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1475 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1476 (UNSPEC_VPKUWSS): Delete.
1477 (altivec_vpkuhss): Delete.
1478 (altivec_vpkuwss): Delete.
1479 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1481 (neg_eq0<mode>): Remove final condition.
1482 (neg_eq<mode>): Remove condition and split-condition.
1484 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1486 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1487 Use associated print macros.
1489 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1492 * diagnostic.c (diagnostic_set_info_translated): New function.
1493 (diagnostic_set_info): Use it. Add comment.
1494 * diagnostic.h (diagnostic_set_info_translated): Declare.
1496 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1498 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1499 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1500 reference only if 'public' is true.
1501 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1502 emit the .hidden directive only if the indirect reference is public.
1503 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1504 Pass it to dw2_force_const_mem.
1505 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1506 * dwarf2out.c (output_cfi): Adjust calls to above function.
1507 (output_call_frame_info): Likewise.
1508 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1509 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1511 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1513 PR tree-optimization/24483
1514 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1515 field to elts if possible.
1517 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1520 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1523 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1525 Fix PR tree-optimization/24351
1527 * tree-ssa-structalias.c (struct variable_info): Add
1529 (get_varinfo_fc): New function to follow collapsing.
1530 (new_var_info): Set collapsed_to to NULL.
1531 (dump_constraint): Follow collapsing.
1532 (build_constraint_graph): Handle collapsing.
1533 (do_simple_structure_copy): Return false if something bad
1535 (collapse_rest_of_var): New function.
1536 (do_structure_copy): Collapse if do_simple_structure_copy returns
1539 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1542 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1543 expressions to a statement list instead of gimplifying them.
1545 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1547 PR rtl-optimization/23585
1548 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1549 that can't trap plus a constant integer, if the mode has zero size.
1551 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1554 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1556 ("*insv<mode>_reg_extimm"): Likewise.
1558 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1561 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1562 c_common_type_for_mode returns an unnamed type.
1564 2005-11-02 Richard Henderson <rth@redhat.com>
1568 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1569 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1570 * function.c (assign_parms): Use calls.internal_arg_pointer.
1571 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1573 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1574 (TARGET_CALLS): Add it.
1575 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1576 * targhooks.c (default_internal_arg_pointer): New.
1577 * targhooks.h (default_internal_arg_pointer): Declare.
1578 * tree.h (dwarf2out_reg_save_reg): Declare.
1579 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1580 * config/i386/i386.c (dbx_register_map): Add return column.
1581 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1582 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1583 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1584 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1585 (ix86_save_reg): Save force_align_arg_pointer.
1586 (ix86_emit_save_regs): Make regno unsigned.
1587 (ix86_emit_save_regs_using_mov): Likewise.
1588 (ix86_expand_prologue): Handle force_align_arg_pointer.
1589 (ix86_expand_epilogue): Likewise.
1590 * config/i386/i386.h: (dbx_register_map): Update.
1591 (dbx64_register_map, svr4_dbx_register_map): Update.
1592 (struct machine_function): Add force_align_arg_pointer.
1593 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1594 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1595 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1597 2005-11-02 Jan Hubicka <jh@suse.cz>
1600 * i386.md: Add peep2 for simplyfing array accesses.
1602 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1605 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1606 * config/s390/s390.c (s390_decompose_shift_count): New function.
1607 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1608 (print_shift_count_operand): Use s390_decompose_shift_count.
1609 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1610 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1612 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1615 * loop.c (loop_givs_rescan): Use force_operand to expand
1618 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1621 * fold-const.c (build_range_check): Use unsigned when signed
1622 overflow is undefined also. If etype is subtype, make sure that
1623 the subtraction is in the supertype.
1625 2005-11-02 Richard Henderson <rth@redhat.com>
1628 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1631 2005-11-01 Richard Henderson <rth@redhat.com>
1634 * loop.c (scan_loop): Do not propagate computations to a hard
1635 register destination with SMALL_REGISTER_CLASSES.
1637 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1639 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1640 costs for MULT inside PLUS or MINUS.
1642 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1644 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1645 (TRAMPOLINE_SIZE): Round up to 60.
1646 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1648 2005-10-31 James E. Wilson <wilson@specifix.com>
1651 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1652 ifdef. Put ifdefs around call in gen_subprogram_die.
1653 (compute_frame_pointer_to_cfa_displacement): Likewise.
1654 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1657 PR rtl-optimization/17356
1658 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1659 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1661 2005-10-31 Jan Hubicka <jh@suse.cz>
1664 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1667 * i386.c (legitimize_pic_address): Deal with large immediates.
1670 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1671 from symbol names while computing checkup.
1674 * predict.c (predict_loops): Do not estimate more than
1675 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1676 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1678 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1680 PR tree-optimization/19097
1681 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1683 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1685 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1687 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1690 * tree-inline.c (setup_one_parameter): If the init_stmt
1691 is NULL, don't insert the statement.
1693 2005-10-30 Jan Hubicka <jh@suse.cz>
1695 PR tree-optimization/24172
1696 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1698 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1700 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1701 constants for hosts with long != 32 bits.
1703 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1706 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1708 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1710 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1711 (TARGET_MS1_16_002): New.
1712 (TARGET_MS1_16_003): New.
1714 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1715 ("*decrement_and_branch_until_zero_no_clobber"): New.
1716 Add corresponding splitter for decrement_and_branch_until_zero
1718 Key all decrement_and_branch_until_zero patterns off of
1721 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1724 * tree-complex.c (extract_component): Treat RESULT_DECL
1725 like the rest of the decls.
1727 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1729 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1730 indirect call to _mcount if the function needs a static chain.
1732 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1733 Caroline Tice <ctice@apple.com>
1735 PR rtl-optimization/24460
1736 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1737 (dwarf2out_switch_text_section): Set it to true instead of
1738 incrementing separate_line_info_table_in_use.
1739 (output_loc_list): Additionally test have_switched_text_sections.
1740 (output_ranges): Likewise.
1741 (dwarf2out_finish): Likewise.
1742 * varasm.c (assemble_start_function): Do not call
1743 insert_section_boundary_note.
1744 (assemble_end_function): If flag_reorder_blocks_and_partition,
1745 switch to the function's section before emitting the .size directive.
1746 * bb-reorder.c (insert_section_boundary_note): Staticify.
1747 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1748 * output.h (insert_section_boundary_note): Delete.
1750 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1753 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1754 instead of pointer equality when comparing types.
1756 2005-10-24 James E. Wilson <wilson@specifix.com>
1758 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1759 add_dependence_list_and_free calls.
1761 2005-10-24 Steven Bosscher <stevenb@suse.de>
1763 * contrib.texi: Add the names of the LLNL folks who donated
1764 Cray pointer support for gfortran.
1766 2005-10-24 Steven Bosscher <stevenb@suse.de>
1768 PR tree-optimization/24225
1769 * profile.c (branch_prob): Look from end to start through a
1770 basic block when looking for a locus.
1772 2005-10-24 Richard Henderson <rth@redhat.com>
1774 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1776 (hppa_expand_prologue): Likewise.
1778 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1780 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1781 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1782 * pa.h (NO_PROFILE_COUNTERS): Define.
1783 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1784 (funcdef_nos): New vector to hold label numbers of deferred profile
1786 (output_deferred_profile_counters): New function.
1787 (hppa_profile_hook): Push label number onto funcdef_nos.
1788 (pa_hpux_file_end): Call output_deferred_profile_counters if
1789 NO_DEFERRED_PROFILE_COUNTERS is false.
1791 * pa-protos.h (get_deferred_plabel): New prototype.
1792 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1794 (output_call): Adjust calls.
1796 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1798 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1799 peculiarity of GOT/TOC section usage.
1801 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1804 * c-common.c (constant_string_class_name): Add documentation.
1806 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1809 * recog.c (peephole2_optimize): Increment peep2_current_count
1810 only when the slot is empty.
1812 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1815 * except.c (output_function_exception_table): Call
1816 assemble_external_libcall if we need a personality function.
1818 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1820 PR rtl-optimization/24460
1821 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1822 set the basic block for barriers.
1824 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1826 * var-tracking.c (vt_initialize): Initialize post.
1828 2005-10-21 Devang Patel <dpatel@apple.com>
1831 * c-common.c (vector_types_convertible_p): Check vector element type.
1833 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1835 * config/sh/sh.c (prepare_move_operands): Handle the address
1836 constant which is a tls symbolic address plus a constant.
1838 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1841 * gcc.c (main): Use the correct counter for erroring out
1842 about mulitple files.
1844 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1847 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1848 use r2 for 64-bit tls .got access.
1850 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1852 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1855 2005-10-20 Steven Bosscher <stevenb@suse.de>
1857 PR tree-optimization/24307
1858 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1860 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1863 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1865 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1866 is ready, stop marking functions, but still mark variables.
1868 2005-10-20 Richard Guenther <rguenther@suse.de>
1871 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1874 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1876 PR rtl-optimization/23585
1877 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1878 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1879 (may_trap_p_1): New predicate extracted from...
1880 (may_trap_p): ... here. Invoke may_trap_p_1.
1881 (may_trap_or_fault_p): New predicate.
1882 * rtl.h (may_trap_or_fault_p): Declare it.
1883 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1884 instead of may_trap_p.
1885 (steal_delay_list_from_fallthrough): Likewise.
1886 (fill_simple_delay_slots): Likewise.
1887 (fill_slots_from_thread): Likewise.
1888 * function.c (pad_to_arg_alignment): Rework comment about
1889 SPARC_STACK_BOUNDARY_HACK.
1890 * config/sparc/sparc.h: Likewise.
1892 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1894 * config/s390/s390.c (s390_expand_insv): New.
1895 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1896 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1897 ("icm_hi"): Remove mode attribute.
1898 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1900 ("*extracthi", "*extractqi"): Remove.
1901 (extv<mode>", "*extzv<mode>"): New.
1902 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1903 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1905 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1907 * cfgexpand.c (discover_nonconstant_array_refs_r,
1908 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1909 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1910 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1911 discover_nonconstant_array_refs.
1913 2005-10-19 Steven Bosscher <stevenb@suse.de>
1916 * c-decl.c (pop_scope): Don't warn about an unused variable
1917 if it is marked with TREE_NO_WARNING.
1918 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1919 somenow mismatch and olddecl is to be replaced.
1921 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1924 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1925 whether registers live on the edge can be saved/restored.
1927 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1929 * config/sh/sh.c (fixup_mova): Skip notes.
1931 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1933 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1934 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1935 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1936 (s390_initial_elimination_offset): Likewise.
1937 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1938 register on TARGET_ZARCH targets.
1939 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1940 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1941 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1942 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1944 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1946 * config/s390/s390.md: Comment describing output modifiers updated.
1947 * config/s390/s390.c (print_operand): Likewise.
1949 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1951 * config/s390/s390.c (override_options): Added check for -mstack-size
1953 * doc/invoke.texi: Mention that limit in the documenation.
1955 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1958 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1960 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1962 Fix PR tree-optimization/24231
1964 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1965 (compute_avail): Ditto.
1967 2005-10-18 Richard Henderson <rth@redhat.com>
1970 * config/i386/i386.c (legitimate_constant_p): Check
1971 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1973 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1974 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1975 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1977 (print_operand_address): Likewise.
1978 * config/i386/predicates.md (x86_64_immediate_operand): Test
1979 SYMBOL_REF_TLS_MODEL properly inside CONST.
1980 (x86_64_zext_immediate_operand): Likewise.
1981 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1982 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1983 * config/i386/i386-protos.h: Remove predicates.md entries.
1985 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1987 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1988 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1990 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1991 Ian Lance Taylor <ian@airs.com>
1994 * fold-const.c (fold_widened_comparison): Do not allow range based
1995 constant folding when right operand cannot be unwidened.
1997 2005-10-17 Richard Henderson <rth@redhat.com>
1999 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2000 with a memory clobber.
2002 2005-10-17 James E Wilson <wilson@specifix.com>
2004 PR rtl-optimization/17356
2005 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2006 checking for EDGE_EH.
2008 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2010 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2011 the slot on an even boundary for any type with 16-byte alignment.
2013 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2016 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2017 after register allocation.
2019 2005-10-17 DJ Delorie <dj@redhat.com>
2021 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2024 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2027 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2030 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2032 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2033 to 2 if it's already non-zero.
2034 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2035 is set and warn about it if flag_schedule_insns is 1.
2037 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2039 * config/crx/crx.md: Compare-and-branch instructions need to
2042 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2045 * config/i386/i386.md (*pushdi2_rex64 splitter)
2046 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2047 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2048 flow2 pass only when (optimize > 0 && flag_peephole2).
2050 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2053 * gcc.c (have_c): New static variable.
2055 (process_command): Remove declation of have_c.
2056 Set have_o to 1 when handling -o.
2057 (main): Add a fatel error if there are multiple
2058 files specified and -o and -c/-S is passed witout
2059 -combine or multiple languages.
2061 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2063 Fix PR tree-optimization/22444
2064 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2065 Assert that we don't hit something with subvars.
2066 (setup_pointers_and_addressables): Don't add things with subvars,
2067 because we'll already process the subvars for aliasing purposes.
2069 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2072 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2073 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2074 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2075 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2076 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2077 swapped, alternatives for the R constraint.
2080 * builtins.c (get_builtin_sync_mode): Make unlimited
2081 mode_for_size request.
2083 2005-10-15 Richard Henderson <rth@redhat.com>
2085 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2086 (gimplify_expr): ... here.
2087 (gimplify_compound_lval): Use it in initial scan loop. Allow
2088 fb_lvalue in base expression.
2090 2005-10-15 Richard Henderson <rth@redhat.com>
2093 * builtins.c (expand_builtin_trap): Export.
2094 * expr.h (expand_builtin_trap): Declare.
2095 * expr.c (expand_assignment): Emit a trap for integral offsets
2096 from registers that weren't reduced to bitpos.
2098 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2099 (mark_array_ref_addressable): Remove.
2100 * tree-flow.h (mark_array_ref_addressable): Remove.
2101 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2103 2005-10-15 James E Wilson <wilson@specifix.com>
2106 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2107 (add_dependence_list_and_free): Likewise.
2108 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2111 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2115 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2116 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2118 (vrp_visit_phi_node): Only prevent infinite iterations when
2119 the previous result and the new result are both VR_RANGEs.
2121 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2123 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2126 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2129 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2132 2005-10-14 Per Bothner <per@bothner.com>
2134 PR preprocessor/21250
2135 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2137 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2140 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2141 overflow flags. Refactor some conditionals.
2143 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2146 * tree-dfa.c (add_referenced_var): Only look at decls which
2147 have TREE_CONSTANT or TREE_READONLY set instead of if
2148 !TREE_PUBLIC or !TREE_CONSTANT.
2150 2005-10-13 James E Wilson <wilson@specifix.com>
2152 * doc/invoke.texi: For -x, add f95-cpp-input.
2153 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2155 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2157 PR tree-optimization/24262
2158 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2159 in loop all the time.
2161 2005-10-12 Richard Henderson <rth@redhat.com>
2164 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2165 * function.c (assign_parm_find_data_types): Don't support it.
2166 * print-tree.c (print_node): Likewise.
2167 * c-common.c (handle_transparent_union_attribute): Likewise.
2168 Use build_duplicate_type.
2169 * tree-inline.c (remap_type_1): Split out of remap_type;
2170 properly remap aggregate fields.
2171 (build_duplicate_type): New.
2172 * doc/extend.texi (Variable Attributes): Remove documentation
2173 for transparent_union.
2175 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2178 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2179 (gen_stack_pointer_dec): Likewise.
2181 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2185 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2187 (struct cxx): Add adjust_class_at_definition target hook.
2188 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2189 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2190 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2191 hook_void_tree. Add to TARGET_CXX.
2192 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2194 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2195 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2196 instead of attribute. Check for dllexport override. Warn if
2197 inconsistent dll linkage. Don't lose old dllimport if decl has
2198 had address referenced. Tweak lookup of dllimport atribute.
2199 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2200 for target specific rules. Don't add dllimport attribute if
2201 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2202 dllimport attribute.
2203 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2204 * varasm.c (initializer_constant_valid_p): Replace
2205 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2209 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2210 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2211 (i[34567]86-*-mingw32*): Likewise.
2213 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2214 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2216 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2217 C++-specific code. Change return value to bool.
2218 (i386_pe_dllimport_p): Likewise.
2219 (associated_type): Simplify and make language-independent
2220 (i386_pe_encode_section_info): Replace override of ambiguous
2221 dllimport symbol refs with a gcc_assert.
2222 (i386_pe_valid_dllimport_attribute_p): Define.
2223 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2224 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2225 i386_pe_adjust_class_at_definition.
2226 * config/i386/winnt-stubs.c: New file. Define stub versions of
2227 lang-specific functions.
2228 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2229 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2230 i386_pe_adjust_class_at_definition.
2231 (i386_pe_valid_dllimport_attribute_p): Declare.
2232 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2233 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2234 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2237 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2238 dllimport attribute with test of DECL_DLLIMPORT_P.
2240 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2242 * combine.c (make_extraction): Correct offset computation.
2244 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2246 * config/cris/t-linux (LIMITS_H_TEST): Define.
2248 2005-10-12 Richard Henderson <rth@redhat.com>
2251 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2253 2005-10-12 Richard Guenther <rguenther@suse.de>
2255 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2257 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2260 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2261 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2264 2005-10-12 Richard Guenther <rguenther@suse.de>
2267 * varasm.c (output_constant): Correct typo from previous
2270 2005-10-11 Ian Lance Taylor <ian@airs.com>
2272 PR rtl-optimization/13931
2273 * combine.c: Revert patch of 2003-05-14, and:
2274 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2275 completely killed in the appropriate insn.
2276 (distribute_notes): Don't skip multiple hard register test for
2277 elim_i1 and elim_i2.
2279 2005-10-11 Richard Henderson <rth@redhat.com>
2282 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2283 to initialize a transparent union instead of a nop_expr.
2285 2005-10-11 Richard Henderson <rth@redhat.com>
2287 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2288 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2289 (tree_ssa_dce_loop): Call scev_reset.
2292 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2293 * tree-ssa-dce.c: Include cfgloop.h.
2294 (tree_ssa_dce_loop, pass_dce_loop): New.
2295 * tree-pass.h (pass_dce_loop): Declare it.
2296 * passes.c (init_optimization_passes): Use it.
2298 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2301 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2302 Only apply the optimization for rounding builtins if the inner
2303 cast is also an extension.
2305 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2308 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2309 mark_new_vars_to_rename instead of update_stmt.
2311 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2313 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2315 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2317 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2318 for setting MMX register to 0 rather than mmx.
2320 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2323 * configure.ac: Move gas check from mips specific case to common case.
2324 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2325 * configure: Regenerate
2326 * doc/install.texi: Update.
2328 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2331 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2333 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2335 * gcc.c (do_spec_1): Accept numeric characters in file name
2338 2005-10-10 Nick Clifton <nickc@redhat.com>
2340 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2341 describing the deleted arm_gen_rotated_half_load function.
2343 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2345 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2348 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2350 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2352 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2353 (EXTRA_MULTILIB_PARTS): Define.
2354 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2355 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2356 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2357 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2358 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2359 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2361 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2363 PR tree-optimization/24226
2364 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2365 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2366 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2369 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2371 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2373 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2376 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2377 Rewrite for no need for the early clobber.
2379 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2381 Merge from csl-arm-branch:
2382 2005-09-07 Paul Brook <paul@codesourcery.com>
2383 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2386 2005-04-30 Paul Brook <paul@codesourcery.com>
2387 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2388 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2390 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2391 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2392 (arm_override_options): Use TARGET_AAPCS_BASED.
2393 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2394 (PTRDIFF_TYPE): Use int for AAPCS.
2395 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2396 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2397 (DEFAULT_SHORT_ENUMS): Delete.
2398 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2400 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2401 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2402 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2403 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2405 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2406 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2408 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2409 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2411 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2412 * config.gcc (arm*-*-linux-gnueabi): Add it.
2413 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2415 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2416 * config/arm/linux-eabi.h: New file.
2417 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2418 (LINUX_TARET_LINK_SPEC): Likewise.
2419 (LINK_SPEC): Use it.
2420 * config/arm/t-linux-eabi: New file.
2422 2005-10-08 Steven Bosscher <stevenb@suse.de>
2425 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2427 (PARAM_SMS_DFA_HISTORY): Likewise.
2429 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2432 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2433 (load_register_parameters): Call it.
2434 (check_sibcall_argument_overlap_1): Likewise.
2435 (store_one_arg): Likewise.
2437 2005-10-07 James E. Wilson <wilson@specifix.com>
2439 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2440 DImode not VECINT24 for operand 2.
2443 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2447 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2448 fr_spill): Use destination_operand for operand 0.
2450 2005-10-07 DJ Delorie <dj@redhat.com>
2452 * varasm.c (output_constant): Limit error to expanding
2455 2005-10-07 Richard Guenther <rguenther@suse.de>
2458 * fold-const.c (fold_binary): Fix operand types during folding
2459 of X op (A, Y). Evaluation order of the side-effects of
2460 X and A are frontend-defined, so ensure we honour that even for
2461 tcc_comparison class operands; eased by removing duplicate code.
2463 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2465 * stor-layout.c (layout_type): Do not allow alignment of array
2466 elements to be greater than their size.
2468 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2470 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2472 (hppa*-*-linux*): Ditto.
2473 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2474 * config/host-hpux.c: New.
2475 * config/x-hpux: New.
2476 * config/pa/x-hpux: Remove.
2477 * config/pa/x-linux: Remove.
2478 * config/pa/pa-host.c: Remove.
2480 2005-10-07 Jeff Law <law@redhat.com>
2482 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2483 determine whether or not to try and thread outgoing edges.
2485 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2487 * config/rs6000/rs6000.md (eqsi_power): New.
2488 (neg_eq0si): Add TARGET_POWER to final condition.
2491 2005-10-06 Richard Henderson <rth@redhat.com>
2493 * config/rs6000/rs6000.c: Revert last change.
2495 2005-10-06 Richard Henderson <rth@redhat.com>
2497 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2498 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2500 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2504 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2505 out return_label and naked_return_label.
2507 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2509 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2512 2005-10-06 Richard Henderson <rth@redhat.com>
2515 * tree-inline.c (declare_return_variable): Handle modify_dest not
2518 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2520 Fix PR tree-optimization/22488
2521 * tree-ssa-structalias.c (check_for_overlaps): New function.
2522 (create_variable_info_for): Use it.
2524 2005-10-06 Richard Henderson <rth@redhat.com>
2527 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2528 (dwarf2out_start_source_file): Print it.
2530 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2532 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2534 2005-10-06 Richard Henderson <rth@redhat.com>
2537 * mode-switching.c (optimize_mode_switching): Clear transp bit
2538 for block with incomming abnormal edges.
2540 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2541 (fpscr_set_from_mem): Use them.
2542 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2543 (fpscr postinc splitters): Rewrite as peephole2+split.
2545 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2547 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2548 (eq<mode>_compare): Same.
2550 2005-10-06 Richard Guenther <rguenther@suse.de>
2552 PR tree-optimization/24238
2553 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2555 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2557 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2558 here. Use AC_PATH_PROG for environment variables instead of
2560 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2562 * configure: Regenerated.
2564 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2567 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2568 then force it into a register.
2569 (call_value): Likewise.
2571 2005-10-06 Richard Henderson <rth@redhat.com>
2574 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2575 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2576 under pass_vectorize.
2578 2005-10-05 Devang Patel <dpatel@apple.com>
2581 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2582 handling constants. Check NAMESPACE_DECL context for constants.
2584 2005-10-05 Eric Christopher <echristo@apple.com>
2586 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2588 2005-10-05 Richard Henderson <rth@redhat.com>
2591 * tree-cfg.c (mark_array_ref_addressable_1): New.
2592 (mark_array_ref_addressable): New.
2593 * tree-flow.h (mark_array_ref_addressable): Declare.
2594 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2596 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2600 * reload.c (subst_reloads): When adding a REG_LABEL to a
2601 jump instruction, also update JUMP_LABEL.
2603 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2605 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2606 * bb-reorder.c (copy_bb_p): Use it.
2607 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2609 2005-10-05 Richard Henderson <rth@redhat.com>
2612 * toplev.c (process_options): Warn about unsupported combinations
2613 of unwind tables and omit-frame-pointer.
2614 * config/i386/i386.c (override_options): Similarly. Enable
2615 accumulate-outgoing-args if not explicitly disabled.
2617 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2619 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2620 Handle big endian vs. small endian.
2621 (vec_initv2sf): Handle big endian vs. small endian.
2622 (*vec_extractv2sf_1): Ditto.
2624 2005-10-05 Dale Johannesen <dalej@apple.com>
2626 * convert.c (convert_to_real): Don't convert
2627 (float)floor(double d) to floorf((float)d).
2629 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2631 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2633 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2635 PR tree-optimization/18587
2636 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2637 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2638 build_vuses): Change to VEC type.
2639 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2640 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2641 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2642 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2643 (get_name_decl): New. Return DECL_UID of base variable.
2644 (operand_build_cmp): New. qsort comparison routine.
2645 (operand_build_sort_virtual): New. Sort virtual build vector.
2646 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2647 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2648 (FINALIZE_BASE): Use get_name_decl.
2649 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2650 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2651 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2652 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2653 direct VEC_* manipulations.
2654 (build_ssa_operands): Call operand_build_sort_virtual.
2655 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2656 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2657 with direct VEC_* manipulations.
2658 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2659 with direct VEC manipulations.
2661 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2663 PR tree-optimization/21419
2664 PR tree-optimization/24146
2665 PR tree-optimization/24151
2667 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2668 (build_asm_expr): Call it if outputs are read-only.
2669 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2671 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2672 Paolo Bonzini <bonzini@gnu.org>
2676 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2677 enable the instructions and not just the built-ins.
2678 * doc/invoke.texi (x86 Options): Likewise.
2680 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2682 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2684 * doc/invoke.texi (Option Summary): Correct spelling
2685 of -mmacosx-version-min.
2687 2005-10-04 Devang Patel <dpatel@apple.com>
2689 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2692 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2694 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2695 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2697 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2699 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2700 ("TE","tg"): New mode attributes.
2701 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2702 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2703 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2704 dword_mode and one for GPRmode.
2706 2005-10-04 Ian Lance Taylor <ian@airs.com>
2708 PR preprocessor/13726
2709 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2710 any comments passed in.
2712 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2714 * tree.c (annotate_with_file_line): Fix typo.
2716 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2719 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2720 type used to access data in the inlined length == 1 case, use
2721 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2722 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2724 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2726 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2727 TARGET_SSE3 and only for TARGET_80387.
2728 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2729 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2730 Do not depend on TARGET_80387.
2732 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2734 * tree.c (last_annotated_node): Change type to location_t*.
2735 (annotate_with_file_line): Reflect the change of
2736 last_annotated_node type.
2738 2005-10-04 Richard Guenther <rguenther@suse.de>
2741 * c-decl.c (grokdeclarator): Don't write to fields
2744 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2747 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2749 * varasm.c (make_decl_rtl): If a register variable does not
2750 have a set user assmbler name, error out.
2751 Decode the asmspec is now name+1 bypassing '*'.
2753 2005-10-04 Steven Bosscher <stevenb@suse.de>
2755 PR tree-optimization/23049
2756 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2757 of a COND_EXPR is folded before calling fold on the whole rhs of a
2758 conditional assignment.
2759 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2760 document that a COND_EXPR may appear there.
2762 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2765 * tree-vrp.c (extract_range_from_assert): If the new numeric
2766 range created out of the assertion contradicts the existing
2767 numeric range of the ASSERT_EXPR variable, make the new range
2770 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2772 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2773 from T_REGS to FP register class.
2775 2005-10-03 Richard Henderson <rth@redhat.com>
2778 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2779 before creating a new one.
2781 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2783 * config/rs6000/t-aix43 (LDFLAGS): New.
2784 * config/rs6000/t-aix52 (LDFLAGS): New.
2786 2005-10-03 Ian Lance Taylor <ian@airs.com>
2788 * gimplify.c (find_single_pointer_decl_1): New static function.
2789 (find_single_pointer_decl): New static function.
2790 (internal_get_tmp_var): For a formal variable, set restrict base
2791 information if appropriate.
2792 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2794 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2795 (DECL_GET_RESTRICT_BASE): Define.
2796 (SET_DECL_RESTRICT_BASE): Define.
2797 (decl_restrict_base_lookup): Declare.
2798 (decl_restrict_base_insert): Declare.
2799 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2800 * tree.c (restrict_base_for_decl): New static variable.
2801 (init_ttree): Initialize restrict_base_for_decl.
2802 (copy_node_stat): Copy restrict base information.
2803 (decl_restrict_base_lookup): New function.
2804 (decl_restrict_base_insert): New function.
2805 (print_restrict_base_statistics): New static function.
2806 (dump_tree_statistics): Call print_restrict_base_statistics.
2808 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2811 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2812 case of anti-ranges.
2814 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2817 * c-typeck.c (tagged_tu_seen): Rename to ...
2818 (tagged_tu_seen_cache): this and add val field.
2819 (comptypes): Move functional to comptypes_internal
2820 and free tagged_tu_seen.
2821 (comptypes_internal): New function and call comptypes_internal
2822 instead of comptypes. Speed up by sibcalling
2823 tagged_types_tu_compatible_p.
2824 (alloc_tagged_tu_seen): New function
2825 (free_all_tagged_tu_seen_up_to): New function.
2826 (tagged_types_tu_compatible_p): Return the val of the seen two
2828 Add that the two types are the same to tagged_tu_seen_base
2829 if they are and call comptypes_internal instead of comptypes.
2830 <case UNION_TYPE>: Speed up common type where the fields are
2832 (function_types_compatible_p): Call comptypes_internal instead of
2834 (type_lists_compatible_p): Likewise.
2835 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2837 2005-10-02 Matthias Klose <doko@debian.org>
2839 * doc/invoke.texi: Fix typo and speling error.
2841 2005-10-01 Richard Henderson <rth@redhat.com>
2843 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2845 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2847 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2848 using --start-group and --end-group.
2850 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2852 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2853 FIXME note regarding quirky semantics.
2855 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2858 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2859 non-null range as a last resort.
2861 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2862 Diego Novillo <dnovillo@redhat.com>
2865 * tree-vrp.c (extract_range_from_assert): For !=
2866 assertions, only build an anti-range if LIMIT is a
2867 single-valued range.
2869 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2871 * arm.md (movqi): On thumb when optimizing, handle loading from
2872 memory by describing this as taking a subreg of a zero-extended load
2873 into an SImode register.
2876 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2878 * reload1.c (merge_assigned_reloads): Do not change any
2879 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2881 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2883 * Makefile.in (LIPO_FOR_TARGET): Define.
2884 (STRIP_FOR_TARGET): Define.
2886 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2887 before creating new ones. Do symlinks before creating the actual
2890 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2891 to work out which multilibs are actually being built.
2893 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2895 * tree-vect-transform.c, config/ms1/ms1.md,
2896 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2897 Follow spelling conventions.
2898 * doc/invoke.texi, doc/md.texi: Fix typos.
2900 2005-09-30 Andrew Macleod <amacleod@redat.com>
2902 PR tree-optimization/21430
2903 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2904 use operands, and set stmt pointer if need be.
2905 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2906 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2909 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2912 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2914 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2916 * optabs.c (expand_binop): Initialize first_pass_p.
2918 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2921 * c-decl.c (c_write_global_declarations_1): If any
2922 wrapup_global_declaration_2 call returned true, restart the loop.
2924 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2926 Fix PR tree-optimization/24117
2927 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2928 before considering whether to use anyoffset.
2930 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2934 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2936 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2938 (swap_commutative_operands_with_target): New.
2940 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2943 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2946 2005-09-29 Steven Bosscher <stevenb@suse.de>
2948 PR tree-optimization/23911
2949 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2950 and IMAGPART_EXPR too.
2952 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2955 * expmed.c (expand_shift): Move logic to reverse rotation
2956 direction when rotating by constants ...
2957 * optabs.c (expand_binop): ... here.
2958 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2959 (ix86_rotrdi3): New pattern.
2960 (rotldi3): Handle 32-bit mode.
2961 (ix86_rotldi3): New pattern.
2963 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2966 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2967 check for numbers that need no bit twiddle.
2969 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2971 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2972 multilib to be built.
2974 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2975 (stage1-start): Delete old libgcc and libunwind before moving
2976 anything into the stage directory.
2977 (stage2-start): Likewise.
2978 (stage3-start): Likewise.
2979 (stage4-start): Likewise.
2980 (stageprofile-start): Likewise.
2981 (stagefeedback-start): Likewise.
2982 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2983 header in tm_file and CPU-specific t-darwin in tmake_file.
2984 (i[34567]86-*-darwin*): Don't change tm_file.
2985 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2986 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2987 shared library stub for target OS version.
2988 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2989 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2990 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2991 (libgcc_s.%.dylib): New.
2993 (install-darwin-libgcc-stubs): New.
2994 (INSTALL_LIBGCC): New append.
2995 * config/i386/darwin-libgcc.10.4.ver: New.
2996 * config/i386/darwin-libgcc.10.5.ver: New.
2997 * config/i386/t-darwin: New.
2998 * config/rs6000/darwin-libgcc.10.4.ver: New.
2999 * config/rs6000/darwin-libgcc.10.5.ver: New.
3000 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3001 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3003 2005-09-28 Paul Brook <paul@codesourcery.com>
3005 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3008 2005-09-28 Richard Guenther <rguenther@suse.de>
3010 PR tree-optimization/23853
3011 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3012 host_integerp to verify misalignment value.
3014 2005-09-28 Richard Henderson <rth@redhat.com>
3016 * builtins.c (get_builtin_sync_mode): New.
3017 (expand_builtin_sync_operation): Pass in mode argument.
3018 (expand_builtin_compare_and_swap): Likewise.
3019 (expand_builtin_lock_test_and_set): Likewise.
3020 (expand_builtin_lock_release): Likewise.
3021 (expand_builtin): Update to match.
3023 2005-09-28 Nick Clifton <nickc@redhat.com>
3025 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3026 formatting. Add check to PLUS case to ensure that the offset is
3027 within an acceptable range.
3029 * config/v850/v850.md (casesi): Disable the generation of the
3030 switch pattern as it is not being handled properly at the moment.
3032 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3033 for when the high words are identical.
3035 2005-09-27 Richard Henderson <rth@redhat.com>
3037 * pretty-print.c (pp_base_format): Fix typo for %>.
3039 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3040 Devang Patel <dpatel@apple.com>
3042 PR tree-optimization/23625
3043 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3044 LABEL_EXPR, assertion check.
3046 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3048 * optabs.c (no_conflict_move_test): Check if a result of a
3049 to-be-moved insn would be clobbered by an originally
3052 2005-09-27 Jeff Law <law@redhat.com>
3054 * passes.c (init_optimization_passes): Replace copy propagation
3055 passes immediately after DOM with phi-only copy propagation
3056 pases. Add phi-only copy propagation pass after first DOM pass.
3057 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3058 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3059 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3060 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3061 to init_copy_prop. Callers updated.
3062 (do_phi_only_copy_prop): New function.
3063 (pass_phi_only_copy_prop): New pass descriptor.
3065 2005-09-27 Nick Clifton <nickc@redhat.com>
3067 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3069 2005-09-26 Jason Merrill <jason@redhat.com>
3072 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3074 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3076 2005-09-26 James E Wilson <wilson@specifix.com>
3078 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3079 copyright. Add gcc copyright plus libgcc exception.
3080 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3082 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3084 2005-09-26 Jeff Law <law@redhat.com>
3086 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3087 about when to iterate.
3089 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3092 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3093 for __complex__ double in -mcpu=G5 mode.
3095 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3097 PR tree-optimization/23942
3098 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3099 * tree-scalar-evolution.c: Include params.h.
3101 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3102 follow_ssa_edge_in_condition_phi_branch,
3103 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3104 Change return type to t_bool. Use a parameter to limit the size of
3105 trees that are walked before stopping
3106 (analyze_evolution_in_loop): Initialize the limit to 0.
3107 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3108 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3110 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3113 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3114 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3116 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3118 * combine.c (make_extraction): Check for valid use of subreg.
3120 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3123 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3124 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3125 ("fist<mode>2_with_temp"): Use only register operands.
3127 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3129 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3130 CALL_INSN_FUNCTION_USAGE.
3132 2005-09-26 Richard Guenther <rguenther@suse.de>
3135 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3136 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3137 (ldst_entry): Use the hashtable instead of list-walking.
3138 (find_rtx_in_ldst): Likewise.
3139 (free_ldst_entry): Free the hashtable.
3140 (compute_ld_motion_mems): Create the hashtable.
3141 (trim_ld_motion_mems): Remove entry from hashtable if
3142 removing it from list.
3143 (compute_store_table): Likewise^2.
3144 (store_motion): Free hashtable in case we did not see
3147 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3149 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3150 and arg1 if we are passing them to fold_build2.
3152 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3155 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3158 2005-09-25 Richard Henderson <rth@redhat.com>
3160 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3161 SYMBOL_REF_TLS_MODEL to be correct.
3163 2005-09-24 Richard Henderson <rth@redhat.com>
3165 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3166 end of function. Reindent.
3168 2005-09-24 Ian Lance Taylor <ian@airs.com>
3170 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3171 NEGATE_EXPR/BIT_NOT_EXPR case.
3173 2005-09-24 Richard Henderson <rth@redhat.com>
3175 * c-common.c (handle_mode_attribute): When not modifying in place,
3176 create subtypes for enumerations.
3177 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3178 * gimplify.c (create_tmp_from_val): Likewise.
3180 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3182 * config/i386/i386.md (*tls_global_dynamic_64,
3183 *tls_local_dynamic_base_64): Add missing mode to call.
3184 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3186 2005-09-24 Jan Hubicka <jh@suse.cz>
3188 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3189 (cgraph_clone_node): Likewise.
3190 * cgraph.h (cgraph_clone_edge): Update prototype.
3191 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3192 duplicated prototypes; add updating argument.
3193 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3194 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3196 (cgraph_mark_inline_edge): Likewise.
3197 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3198 (cgraph_flatten_node): Likewise.
3199 (cgraph_decide_recursive_inlining): Likewise.
3200 (cgraph_decide_inlining_of_small_function): Likewise.
3201 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3203 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3204 Pete Steinmetz <steinmtz@us.ibm.com>
3206 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3207 (rldic.): Set type to "compare".
3209 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3210 mfjmpr for MFCTR/MFLR.
3211 (movdf_hardfloat64): Same.
3212 (movdf_softfloat64): Same. Correct order of store and move types.
3213 (movti_string): Set type to store_ux/load_ux.
3214 (load_multiple): Set type to load_ux.
3215 (store_multiple): Set type to store_ux.
3216 (movmemsi): Set type to store_ux.
3217 (output_cbranch direct_return): Set type to jmpreg.
3218 (stmw): Set type to store_ux.
3219 (lmw): Set type to load_ux.
3220 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3221 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3222 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3223 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3224 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3225 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3226 (rios1-fpstore): Increase latency to 3.
3227 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3228 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3230 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3231 Andrew Pinski <pinskia@physics.uc.edu>
3233 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3234 operand2 constraint to "b".
3235 (sync_<fetchop_name>di_internal): Same.
3236 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3238 (sync_old_<fetchop_name>di_internal): Same.
3239 (sync_new_<fetchop_name>si_internal): Same.
3240 (sync_new_<fetchop_name>di_internal): Same.
3242 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3245 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3246 case, define as macros.
3248 PR rtl-optimization/23837
3249 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3250 clobber / clobber match between dest and p->first.
3252 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3253 (no_conflict_move_test): Update comments.
3255 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3257 * doc/install.texi: Update URL for Jacks.
3258 * doc/sourcebuild.texi: Likewise.
3260 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3263 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3264 registers when choosing register preferences.
3265 (movdf_hardfloat64): Same.
3267 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3269 * expmed.c (expand_shift): Don't use the target of the rotate as
3270 target for the first expanded shift insn.
3271 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3273 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3275 PR tree-optimization/22438
3276 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3277 preserved iv rhs rewriting specially.
3279 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3281 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3282 estimate_only is true.
3283 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3284 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3285 tree-ssa-structalias.c
3286 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3287 ref_contains_indirect_ref.
3288 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3290 2005-09-21 DJ Delorie <dj@redhat.com>
3292 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3294 (mn10300_return_in_memory): Support variable size types also.
3295 (mn10300_pass_by_reference): Likewise.
3296 (mn10300_function_value): New.
3297 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3298 (FUNCTION_OUTGOING_VALUE): Likewise.
3299 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3300 * doc/invoke.texi: Document it.
3302 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3305 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3306 force integer op1 into register for XFmode compares.
3308 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3311 * expmed.c (alg_code): Add alg_impossible.
3312 (alg_hash_entry): Add cost.
3313 (synth_mult): Record alg_impossible in the hash table if
3314 multiplication by a given integer is impossble within the
3315 limit. Speed up using alg_impossible.
3317 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3319 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3320 argument. Allow and set any offset if needs_anyoffset is passed
3322 (get_constraint_for): Add argument here too.
3324 (do_structure_copy): Pass NULL to get_constraint_for.
3325 (handle_ptr_arith): Ditto.
3326 (find_func_aliases): Ditto.
3328 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3330 PR rtl-optimization/23898
3331 * output.h (get_attr_min_length): Declare.
3332 * final.c (get_attr_length_1): New function, broken out of:
3334 (get_attr_min_length): New function.
3335 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3336 (duplicate_computed_gotos): Likewise.
3337 * genattr.c (insn_min_length): Generate declaration.
3338 * genattrtab.c (min_fn, min_attr_value): New functions.
3339 (make_length_attrs): Generate insn_min_length.
3341 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3343 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3345 2005-09-20 Richard Henderson <rth@redhat.com>
3347 PR tree-optimization/24059
3348 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3351 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3353 * c.opt (fextended-identifiers): New.
3354 * c-opts.c (c_common_handle_option): Handle
3355 -fextended-identifiers.
3356 * doc/cpp.texi: Update documentation of extended identifiers.
3357 * doc/cppopts.texi (-fextended-identifiers): Document.
3359 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3361 PR tree-optimization/23929
3362 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3365 PR tree-optimization/23818
3366 * tree-stdarg.c (execute_optimize_stdarg): Call
3367 calculate_dominance_info.
3369 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3371 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3372 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3373 (compute_overlap_steps_for_affine_1_2): Use
3374 get_number_of_iters_for_loop.
3375 (analyze_subscript_affine_affine): Check whether difference is
3377 Use get_number_of_iters_for_loop.
3378 Check whether overlap occurs outside of bounds.
3379 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3381 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3383 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3384 base register if possible.
3386 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3388 PR tree-optimization/18463
3389 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3390 converting it directly is not possible.
3391 (chrec_convert_aggressive): New function.
3392 * tree-chrec.h (chrec_convert_aggressive): Declare.
3393 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3394 Fold chrec conversions aggressively if asked to.
3395 (instantiate_parameters): Modified because of changes in
3396 instantiate_parameters_1.
3398 2005-09-19 Richard Henderson <rth@redhat.com>
3400 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3401 (reduc_splus_v2df): New.
3403 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3405 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3406 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3408 2005-09-19 Richard Henderson <rth@redhat.com>
3410 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3413 2005-09-19 Richard Henderson <rth@redhat.com>
3415 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3416 (ia64_expand_dot_prod_v8qi): New.
3417 * config/ia64/ia64-protos.h: Update.
3418 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3419 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3420 sdot_prodv8qi, sdot_prodv4hi): New.
3421 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3423 2005-09-19 Richard Henderson <rth@redhat.com>
3426 * real.c (exact_real_truncate): Return false if the format cannot
3427 represent the number as a normal.
3429 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3430 for a memory source.
3432 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3434 * tree-ssa-operands.c (swap_tree_operands): Export.
3435 * tree.h (swap_tree_operands): Declare.
3436 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3437 Call swap_tree_operands.
3439 2005-09-19 Richard Henderson <rth@redhat.com>
3441 * tree-flow.h (merge_alias_info): Declare.
3442 * tree-ssa-copy.c (merge_alias_info): Export.
3443 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3444 (vect_create_data_ref_ptr): Use create_iv directly.
3445 (vectorizable_load): Use correct types for integer constants.
3446 (vect_generate_tmps_on_preheader): Likewise.
3447 (vect_gen_niters_for_prolog_loop): Likewise.
3449 2005-09-19 Steven Bosscher <stevenb@suse.de>
3451 PR rtl-optimization/23943
3452 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3454 2005-09-18 Jan Hubicka <jh@suse.cz>
3456 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3458 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3460 * varasm.c (output_constant): Do not abort on conversions to union
3461 types between different sizes.
3463 2005-09-18 Richard Guenther <rguenther@suse.de>
3466 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3469 2005-09-18 Paul Brook <paul@codesourcery.com>
3471 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3473 2005-09-17 Richard Henderson <rth@redhat.com>
3475 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3476 * tree-ssa-loop.c (pass_vect_dce): Remove.
3477 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3480 2005-09-17 Richard Henderson <rth@redhat.com>
3482 * tree-pass.h (pass_vect_dce): Declare.
3483 * passes.c (init_optimization_passes): Add it.
3484 * tree-flow.h (tree_ssa_dce): Declare.
3485 * tree-ssa-dce.c (tree_ssa_dce): Export.
3486 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3487 (gate_tree_vectorize): ... here.
3488 (pass_vect_dce): New.
3490 2005-09-17 Jan Hubicka <jh@suse.cz>
3492 * except.c (struct eh_status): Turn region_array into vec.
3493 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3494 convert_from_eh_region_ranges, find_exception_handler_labels,
3495 current_function_has_exception_handlers, assign_filter_values,
3496 build_post_landing_pads, dw2_build_landing_pads,
3497 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3498 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3499 foreach_reachable_handler, can_throw_internal_1,
3500 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3502 (duplicate_eh_region_1): Update region_array.
3503 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3505 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3508 * expmed.c (expand_mult): Substitute simple register for op0 when
3511 2005-09-17 Richard Henderson <rth@redhat.com>
3513 * expr.c (emit_move_via_integer): Add force argument, pass it on
3514 to emit_move_change_mode. Update callers.
3515 (emit_move_complex): Pass true to new force argument.
3516 * function.c (expand_function_end): Move expand_eh_return call
3517 earlier. Merge sub-word complex values into a pseudo before
3518 copying to the return hard register.
3520 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3522 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3523 between different sizes.
3525 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3529 * passes.c (init_optimization_passes): Register dump files for
3532 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3534 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3535 * config/s390/s390.c (s390_overlap_p): New function.
3536 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3537 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3540 2005-09-16 Richard Guenther <rguenther@suse.de>
3542 * ipa-pure-const.c (static_execute): Free auxiliar information.
3543 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3544 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3546 2005-09-15 DJ Delorie <dj@redhat.com>
3548 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3550 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3552 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3554 (swap_commutative_operands_with_target): New.
3556 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3558 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3561 (estimate_iters_using_array): New function.
3562 * tree-data-ref.h (estimate_iters_using_array): Prototype
3563 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3564 Use estimate_iters_using_array instead of analyze_array.
3566 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3568 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3571 2005-09-15 Michael Matz <matz@suse.de>
3573 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3575 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3577 PR tree-optimization/23835
3578 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3579 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3581 2005-09-14 Richard Henderson <rth@redhat.com>
3583 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3584 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3586 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3588 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3589 in the ARRAY_TYPE case.
3591 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3593 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3595 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3598 * tree-vect-transform.c (vectorizable_operation): Return false for
3599 scalar shift operations and for vector shift operations with
3600 non-invariant shift arguments. Use scalar tree operand op1 as
3601 a shift operand when vector shift insn pattern uses scalar shift
3603 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3605 2005-09-14 Olivier Hainque <hainque@adacore.com>
3607 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3608 value if it has side-effects.
3610 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3613 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3615 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3617 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3618 passed as NAME as if it were label at start of function code.
3620 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3622 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3625 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3627 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3628 as early clobber. Rewrite so the PIC register is not implicitly used.
3630 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3632 * tree.c (annotate_with_file_line): Compare line numbers before
3635 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3638 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3639 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3641 2005-09-13 Ian Lance Taylor <ian@airs.com>
3643 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3644 than a HOST_WIDEST_INT to gen_doloop_begin.
3646 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3648 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3650 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3652 PR tree-optimize/23817
3653 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3655 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3658 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3659 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3660 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3661 (restore_stack_nonlocal): Likewise.
3662 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3664 2005-09-12 Ian Lance Taylor <ian@airs.com>
3667 * c.opt (ffriend-injection): New C++ option.
3668 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3669 (C++ Dialect Options): Document -ffriend-injection.
3671 2005-09-12 Josh Conner <jconner@apple.com>
3674 * ipa-reference.c (static_execute): Don't mark variables in
3675 named sections TREE_READONLY.
3677 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3679 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3682 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3684 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3685 V_MUST_DEF instead of just the first_use_p.
3686 Don't mark the virtual variables for renaming on the statement which
3688 (pass_dse): Remove TODO_update_ssa.
3690 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3693 * stor-layout.c (compute_record_mode): For records with a single
3694 field, actually check the field's mode size against the type size.
3696 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3697 registers for TARGET_SHMEDIA.
3698 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3699 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3700 of GENERAL_REGS and FP_REGS.
3702 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3704 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3706 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3708 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3709 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3710 are omitted. Exclude stack_tie insn too.
3712 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3714 PR rtl-optimization/23098
3715 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3717 * config/rs6000/rs6000.md (movdf splitter): Use
3718 const_double_operand predicate for TARGET_POWERPC64.
3719 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3720 SYMBOL_REF method to ABI_V4.
3722 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3723 replace_equiv_address.
3724 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3725 rs6000_sr_alias_set and MEM_NOTRAP.
3726 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3728 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3730 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3731 handle CALL_EXPR again.
3733 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3735 * arm/predicates.md (alignable_memory_operand): Delete.
3737 2005-09-10 Richard Henderson <rth@redhat.com>
3740 * dbxout.c (dbxout_expand_expr): New.
3741 (dbxout_symbol): Use it.
3743 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3745 * arm.c (arm_gen_rotated_half_load): Delete.
3746 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3747 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3748 (thumb_set_return_address): Likewise.
3749 (thumb_load_double_from_address): Use adjust_address.
3750 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3751 (extendhsisi2_mem, movhi_bytes): Use change_address.
3752 (movhi): Use widen_memory_access.
3753 (reload_out_df): Use replace_equiv_address.
3754 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3756 2005-09-09 Richard Henderson <rth@redhat.com>
3759 * dbxout.c: Include expr.h.
3760 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3761 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3762 * Makefile.in (dbxout.o): Add EXPR_H.
3764 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3766 PR tree-optimization/23509
3767 * tree-cfg.c (replace_uses_by): Use replace_exp.
3768 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3769 pointers have name_mem_tag or type_mem_tag set.
3771 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3773 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3774 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3775 of wrongly accessing operands.
3777 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3779 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3780 * tree-chrec.c: Include tree-scalar-evolution.h.
3781 (chrec_convert): Instantiate the base and step before calling
3782 scev_probably_wraps_p that would fail on parametric evolutions.
3783 Collect all the fails into a single section failed_to_convert,
3784 print a diagnostic, and return chrec_dont_know instead of calling
3786 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3787 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3789 (scev_const_prop): Don't replace the definition of a loop closed ssa
3790 phi node by itself, or by another loop closed ssa phi node.
3791 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3792 that base and step are defined.
3794 2005-09-09 Richard Guenther <rguenther@suse.de>
3797 * fold-const.c (fold_ternary): Check truth_value_p before
3798 calling invert_truthvalue.
3800 2005-09-09 Nick Clifton <nickc@redhat.com>
3802 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3803 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3804 dimension of these arrays.
3805 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3807 * longlong.h: Only provide a prototype for the __clz_tab[] array
3808 if this header has not been included from libgcc2.h.
3809 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3811 Provide prototypes for exported functions.
3812 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3815 2005-09-08 Josh Conner <jconner@apple.com>
3819 * expr.c (expand_expr_addr_expr_1): Don't invoke
3820 expand_simple_binop for EXPAND_INITIALIZER.
3822 2005-09-08 Richard Henderson <rth@redhat.com>
3825 * toplev.c (wrapup_global_declaration_1): Split out ...
3826 (wrapup_global_declaration_2): ... from ...
3827 (wrapup_global_declarations): ... here. Return bool.
3828 (check_global_declaration_1): Split out ...
3829 (check_global_declarations): from here.
3830 (emit_debug_global_declarations): New.
3831 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3832 check_global_declaration_1, emit_debug_global_declarations): Declare.
3833 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3834 of decls. Call wrapup_global_declaration_1,
3835 wrapup_global_declaration_2, check_global_declaration_1 directly.
3836 (c_write_global_declarations_2): New.
3838 (c_write_global_declarations): Call c_write_global_declarations_2.
3839 * langhooks.c (write_global_declarations): Call
3840 emit_debug_global_declarations.
3842 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3843 remove decls that have DECL_RTL_SET_P.
3844 * passes.c (rest_of_decl_compilation): Invoke
3845 cgraph_varpool_finalize_decl for all but functions.
3847 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3849 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3850 the result of a conversion if the new min and max cannot be compared.
3852 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3854 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3855 (override_options): Setting s390_sr_alias_set removed.
3856 (save_fpr, save_gprs): Set alias set to vararg or frame.
3857 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3858 s390_sr_alias_set with get_frame_alias_set ().
3859 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3860 get_varargs_alias_set ().
3862 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3866 * c-parser.c (c_parser_objc_method_definition): If the next
3867 token is not "{", error out and don't start the function.
3869 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3871 * tree-vrp.c (extract_range_from_expr): Move the check for non
3872 nullness after the check for gimple invariant.
3874 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3876 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3878 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3881 * config/m32r.md (movmemsi_internal): Canonicalize order of
3882 operands in PLUS component of template.
3884 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3886 * reload1.c (fixup_eh_region_note): Remove assertion.
3887 (fixup_abnormal_edges): Reverted removal of call to
3888 find_many_sub_basic_blocks made on 2005-08-31.
3890 2005-09-07 Richard Henderson <rth@redhat.com>
3892 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3893 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3894 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3895 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3896 rearrange for better packing.
3897 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3898 (lookup_cfa_1): Remove inline marker.
3899 (cfa_equal_p): Split out of ...
3900 (def_cfa_1): ... here. Use INVALID_REGNUM.
3901 (build_cfa_loc): Handle !cfa->indirect.
3902 (frame_pointer_cfa_offset): New.
3903 (dbx_reg_number): Assert register elimination performed; do
3904 leaf register remapping.
3905 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3906 (eliminate_reg_to_offset): New.
3907 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3908 for verifiably local stack frame addresses; re-base to CFA.
3909 (mem_loc_descriptor): Remove can_use_fbreg argument.
3910 (concat_loc_descriptor, loc_descriptor): Likewise.
3911 (containing_function_has_frame_base): Remove.
3912 (rtl_for_decl_location): Don't do register elimination or
3913 leaf register remapping here.
3914 (secname_for_decl): Split out from ..
3915 (add_location_or_const_value_attribute): ... here.
3916 (convert_cfa_to_loc_list): New.
3917 (compute_frame_pointer_to_cfa_displacement): New.
3918 (gen_subprogram_die): Use them.
3919 * tree.h (frame_base_decl): Remove.
3920 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3921 (prologue_stack_adjust): Remove.
3922 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3923 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3924 (set_frame_base_location): Remove.
3925 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3926 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3927 (vt_add_function_parameters): Don't eliminate_regs.
3928 (vt_initialize): Don't create frame_base_decl.
3930 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3932 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3933 version of GNU binutils for 4.x and later.
3935 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3937 * ggc-page.c (ggc_push_context): Remove.
3938 (ggc_pop_context): Likewise.
3939 * ggc.h (ggc_push_context): Remove.
3940 (ggc_pop_context): Likewise.
3942 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3945 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3946 returning from an interrupt handler.
3948 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3951 * config/arc/arc.c (output_shift): Add check for loop count when
3954 2005-09-06 Steven Bosscher <stevenb@suse.de>
3956 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3958 (abs_replacement): Likewise.
3959 (pass_phiopt): Remove TODO_update_ssa.
3961 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3964 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3965 if "return with no value, in function returning non-void" warning
3967 * tree-cfg.c (execute_warn_function_return): Don't look at
3968 RETURN_EXPRs with TREE_NO_WARNING set.
3971 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3972 for internal functions doesn't use registers used by global registers
3973 variables. Use fewer register parameters if there are global register
3976 2005-09-06 Olivier Hainque <hainque@adacore.com>
3977 Eric Botcazou <ebotcazou@adacore.com>
3980 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3981 when we would be extracting outside its bit span (bitpos+bitsize
3982 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3983 Ada unchecked conversions.
3985 2005-09-06 Steven Bosscher <stevenb@suse.de>
3987 * tree-ssa-pre.c (try_look_through_load): New function.
3988 (compute_avail): Use it to try to look through loads for some
3989 more useful expressions.
3991 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3993 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3994 condition for detecting cases like (a&a) and (a^a).
3996 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3998 * common.opt: Add option ftree-vect-loop-version.
3999 * params.def: Add --param vect-max-version-checks.
4000 * doc/invoke.texi: Document ftree-vect-loop-version and
4001 --param vect-max-version-checks.
4002 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4003 may_misalign_stmts and defines for accessors.
4004 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4005 LOOP_VINFO_MAY_MISALIGN_STMTS.
4006 (destroy_loop_vec_info): VEC_free for
4007 LOOP_VINFO_MAY_MISALIGN_STMTS.
4008 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4009 Update documentation.
4010 (vect_update_misalignment_for_peel): New.
4011 (vect_enhance_data_refs_alignment): Update to choose loop
4012 peeling or loop versioning if appropriate for the (potentially)
4013 unaligned data references in the loop.
4014 (vect_analyze_data_refs_alignment): Remove call to
4015 vect_enhance_data_refs_alignment so the checks can be done
4017 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4018 and move up call to vect_analyze_data_refs_alignment.
4019 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4020 (vect_transform_loop): Add call to loop_version.
4022 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4024 PR rtl-optimization/23098
4025 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4026 * simplify-rtx.c (constant_pool_reference_p): New function.
4027 * rtl.h (constant_pool_reference_p): New prototype.
4028 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4029 constant_pool_reference_p in condition and
4030 avoid_constant_pool_reference in preparation statements.
4032 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4034 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4035 STRICT_LOW_PART SETs.
4037 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4040 * except.c (sjlj_emit_function_enter): Find the function begin
4041 note even when it's not in first basic block.
4043 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4045 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4046 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4047 * aclocal.m4: Regenerate.
4049 2005-09-05 DJ Delorie <dj@redhat.com>
4051 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4054 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4056 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4057 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4058 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4059 Follow spelling conventions.
4060 * doc/invoke.texi: Follow spelling conventions.
4062 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4064 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4065 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4066 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4068 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4071 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4072 (output_stack_adjust): Use gen_tmp_stack_mem.
4073 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4074 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4075 (sh_get_pr_initial_val): Likewise.
4076 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4077 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4078 * sh.md (divsi_inv_m0): Use gen_const_mem.
4079 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4080 (movdf_i4+1): Use gen_tmp_stack_mem.
4081 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4082 (fpu_switch+2): Likewise.
4083 (movv4sf_i, movv16sf_i): Use adjust_address.
4084 (symGOT_load): Set MEM_NOTRAP_P bit.
4086 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4089 * pa.c (emit_move_sequence): Fix typo in last change.
4091 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4093 PR rtl-optimization/23454
4094 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4097 2005-09-03 Richard Henderson <rth@redhat.com>
4098 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4101 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4104 2005-09-02 Nicolas Pitre <nico@cam.org>
4106 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4107 to bit_count to 32 bits.
4109 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4112 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4113 generating synthetic loads from volatile lvalues.
4115 005-09-02 Nick Clifton <nickc@redhat.com>
4117 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4118 __ctzhi2, __clzhi2): New functions.
4120 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4123 * tree-nested.c (struct var_map_elt): Mark with GTY.
4124 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4126 (lookup_field_for_decl): Allocate new element in GC memory.
4127 (lookup_tramp_for_decl): Likewise.
4128 (convert_nl_goto_reference): Likewise
4129 (create_nesting_tree): Allocate info in GC memory. Likewise for
4131 (free_nesting_tree): Free with ggc_free instead of free.
4132 (root): New static variable.
4133 (lower_nested_functions): Remove root as local variable. And zero out
4134 root at the end of the function.
4136 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4138 PR rtl-optimization/20365
4139 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4140 to short. New member ix.
4141 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4142 (simplify_plus_minus): Initialize ix members before calling qsort.
4144 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4146 PR tree-optimization/23626
4147 * tree-cfg.c (replace_uses_by): Clean up eh info.
4149 2005-09-01 DJ Delorie <dj@redhat.com>
4151 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4154 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4156 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4157 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4160 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4162 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4163 do not issue warning for a variable definition following
4166 2005-09-01 Richard Henderson <rth@redhat.com>
4169 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4170 conversion to CONST_VECTOR.
4172 2005-09-01 Richard Henderson <rth@redhat.com>
4175 * reload1.c (reload_as_needed): Check !CALL_P before calling
4176 fixup_eh_region_note.
4177 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4179 2005-09-01 DJ Delorie <dj@redhat.com>
4181 * varasm.c (output_constant): Let the target resolve
4182 conversions of addresses to non-default pointer sizes.
4184 2005-09-01 Nicolas Pitre <nico@cam.org>
4186 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4187 to alow matching ARM pre-indexed addressing mode.
4188 (arm_override_options): Remove now irrelevant comment.
4190 2005-09-01 Phil Edwards <phil@codesourcery.com>
4192 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4193 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4194 * config/i386/vxworks.h: Likewise.
4195 * config/i386/t-vxworksae: New file, for VxWorks AE.
4196 * config/i386/vxworksae.h: Likewise.
4198 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4200 PR tree-optimization/23410
4201 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4202 sequence is not wrapping during the first step.
4204 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4207 * dwarf2out.c (base_type_die): Compare char_type_node with
4208 TYPE_MAIN_VARIANT (type), not type.
4210 2005-09-01 Richard Guenther <rguenther@suse.de>
4212 PR tree-optimization/15366
4213 * common.opt: Add -finline-functions-called-once.
4214 Put -fearly-inlining in alphabetically ordered place.
4215 * doc/invoke.texi: Document new option.
4216 * ipa-inline.c (cgraph_decide_inlining): Honour
4217 flag_inline_functions_called_once.
4219 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4221 PR rtl-optimization/23478
4222 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4223 (alloc_qty): Initialize it.
4224 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4225 (combine_regs): Combine also n_throwing_calls_crossed fields.
4226 (find_free_reg): Don't attempt to caller-save pseudos crossing
4227 calls that might throw.
4228 * global.c (struct allocno): Add throwing_calls_crossed field.
4229 (global_alloc): Revert 2005-08-22 change. Initialize
4230 throwing_calls_crossed.
4231 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4234 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4237 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4238 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4239 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4240 (and64_2_operand): Tweak to use predicate.
4241 (and_operand): Adjust for mask_operand changes.
4242 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4243 (print_operand): Likewise.
4244 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4245 (mask64_1or2_operand): Delete.
4246 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4247 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4248 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4249 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4250 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4251 (rotldi3_internal4): Likewise.
4252 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4253 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4254 (ashldi3_internal7): Likewise.
4255 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4256 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4257 (anddi3 split): Don't match mask64_operand.
4258 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4259 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4260 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4261 't' splitter predicate.
4262 (movdi_internal64 + 2): Revert 2005-06-11 change.
4264 2005-08-31 DJ Delorie <dj@redhat.com>
4266 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4267 (m32c_asm_integer): Add support for 32 bit pointers.
4269 2005-08-31 Richard Henderson <rth@redhat.com>
4271 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4272 component-like references for setting MEM_NOTRAP_P.
4274 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4275 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4277 2005-08-31 Richard Henderson <rth@redhat.com>
4279 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4280 into a pseudo before applying gen_lowpart.
4282 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4284 * doc/install.texi (Specific): Update cctools version required
4285 for full functionality.
4286 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4287 linkers as -macosx_version_min.
4289 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4292 * sh.c (print_operand, %R and %S): Add handling of floating point
4293 registers, memory, constants and invalid operands.
4295 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4297 * ipa-pure-const.c: Change dump name.
4299 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4302 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4303 to "reg_or_0_operand".
4304 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4306 2005-08-31 Dale Johannesen <dalej@apple.com>
4308 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4309 loops that count down.
4311 2005-08-31 Richard Henderson <rth@redhat.com>
4314 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4315 (fixup_eh_region_note): New.
4316 (reload_as_needed): Call it.
4317 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4318 don't call find_many_sub_basic_blocks; call verify_flow_info.
4319 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4320 (keep_stack_depressed): Likewise.
4321 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4323 2005-08-31 Richard Henderson <rth@redhat.com>
4325 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4328 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4330 * expr.c (expand_expr_real_1): Compare size of address
4331 mode to target's address mode size in deciding expansion of
4332 the constant address.
4334 2005-08-31 Richard Guenther <rguenther@suse.de>
4337 * expr.c (all_zeros_p): New function.
4338 (expand_expr_real_1): Handle the case of an all-zero
4339 non-addressable constructor separately.
4341 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4343 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4344 arguments, adjust all callers.
4345 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4347 2005-08-30 Richard Henderson <rth@redhat.com>
4350 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4351 whenever the mode sizes match.
4353 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4355 * calls.c (load_register_parameters): Fix comment typo.
4356 * expr.c (emit_push_insn): Comment formatting.
4358 2005-08-30 Ian Lance Taylor <ian@airs.com>
4360 * config/i386/x-cygwin (host-cygwin): Change dependency from
4361 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4363 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4365 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4368 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4371 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4372 call to ggc_collect.
4374 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4377 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4378 beginning. Remove $(INCLUDES) from all the rules, if following
4379 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4381 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4384 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4385 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4386 not constant, but maxlen is, don't set len to maxlen, rather
4387 set maxlen to len if len is a constant.
4389 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4391 PR tree-optimization/23475
4392 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4395 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4397 Fix PR middle-end/22455
4399 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4400 Checksum only the parts of the tree that exist for the tree code.
4402 2005-08-28 Dale Johannesen <dalej@apple.com>
4404 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4406 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4408 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4410 2005-08-28 Richard Henderson <rth@redhat.com>
4412 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4413 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4416 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4419 * builtins.c (get_memory_rtx): Don't strip nops
4420 in between COMPONENT_REFs.
4422 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4425 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4427 (gimplify_modify_expr): Check for zero sized types and gimplify the
4428 rhs and lhs as statements.
4430 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4433 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4434 state for return address column of signal frames.
4436 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4439 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4440 bytes >= 2 not bytes == 2.
4441 (expand_block_move): Same.
4443 2005-08-27 Richard Guenther <rguenther@suse.de>
4446 * config/i386/sse.md (sse2_movsd): Add missing closing
4449 2005-08-27 Paul Brook <paul@codesourcery.com>
4451 * genrecog.c (enum decision_type): Add DT_num_insns.
4452 (struct decision_test): Add u.num_insns.
4453 (add_to_sequence): Add DT_num_insns test.
4454 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4455 (write_cond, debug_decision_2): Ditto.
4456 (change_state): Assume peep2_next_insn never fails.
4457 Remove "afterward" argument.
4458 (write afterward, write_tree): Update to match.
4459 * recog.c (peep2_current_count): New variable.
4460 (peep2_next_insn): Check it.
4461 (peephole2_optimize): Set peep2_current_count.
4462 * recog.h (peep2_current_count): Declare.
4464 2005-08-26 Josh Conner <jconner@apple.com>
4467 * ipa-pure-const.c (check_tree): Check for volatile-ness
4468 when considering a dereference.
4470 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4472 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4474 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4476 PR rtl-optimization/23561
4477 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4478 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4479 at most LEN bytes long memory fits into the field.
4480 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4481 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4482 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4484 2005-08-26 Richard Henderson <rth@redhat.com>
4487 * loop.c (biased_biv_may_wrap_p): New.
4488 (maybe_eliminate_biv_1): Use it to suppress non-equality
4489 comparison transformations. Delete disabled code.
4491 2005-08-26 Ian Lance Taylor <ian@airs.com>
4493 * combine.c (make_extraction): Avoid reference outside object.
4495 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4497 * stor-layout.c (finalize_type_size): Restore behaviour for
4498 non-aggregate types to the status quo ante of the patch for
4499 pr 23467. Document why it matters.
4501 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4504 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4505 array by one element, initialize the BT_LAST element with NULL.
4507 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4509 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4510 optimizing for size.
4512 (compare_plus_eqsi): Same.
4513 (plus_eqsi_compare): Same.
4514 (neg_eq0<mode>): Same.
4515 (neg_eq<mode>): Same.
4517 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4520 2005-08-26 Nick Clifton <nickc@redhat.com>
4522 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4523 TARGET_EP is not defined.
4524 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4525 TARGET_EP is enabled.
4526 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4527 * config/v850/v850.md (save_all_interrupt): Only use the EP
4528 register if TARGET_EP is defined.
4529 (restore_all_interrupt): Likewise.
4530 * config/v850/lib1funcs.asm: Update functions so that the EP
4531 register is only used if __EP__ is defined.
4533 2005-08-26 David Ung <davidu@mips.com>
4535 * config/mips/mips.c (mips_expand_prologue): Handle case when
4536 generating for MIPS16 and the outgoing argument area is more than
4537 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4540 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4542 * config/crx/crx.md: Make doloop_end pattern usage controllable
4543 via mloop-nesting=<max-nesting> command line switch. Make sure
4544 the combiner cannot use doloop_end_<mode> in an illegal way.
4545 * config/crx/crx.c: Use regs up to r6 for argument passing.
4546 Refine crx_address_cost (non cst4 displacements are expensive).
4547 * config/crx/crx.opt: Add switch for mloop-nesting=.
4549 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4551 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4552 (UNSPEC_MVST): New constant.
4554 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4556 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4557 Reject operands containing eliminable registers.
4558 * testsuite/gcc.dg/20050825-1.c: New testcase.
4560 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4561 Jan Hubicka <jh@suse.cz>
4563 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4565 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4567 PR tree-optimization/23546
4568 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4571 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4573 * params.def (PARAM_MIN_SPEC_PROB): New.
4574 * sched-rgn.c (MIN_PROBABILITY): Delete.
4575 (compute_trg_info): Convert to PARAM_VALUE.
4576 * doc/invoke.texi (param): Document min-spec-prob.
4578 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4580 * config/darwin.h: define __PIC__
4581 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4582 TARGET_OS_CPP_BUILTINS macro.
4584 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4586 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4589 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4591 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4593 * cfghooks.c (duplicate_block): Added position where to place
4594 new block as argument.
4595 * cfghooks.h (duplicate_block): Declaration changed.
4596 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4598 * cfglayout.h (copy_bbs): Declaration changed.
4599 * cfgloop.h (loop_version): Declaration changed.
4600 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4601 position to copy_bbs.
4602 (loop_version): Pass position to duplicate_loop_to_header_edge.
4603 Add place_after argument and position new blocks according to
4605 * modulo-sched.c (sms_schedule): Pass place_after argument
4607 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4608 * tree-cfg.c (split_edge_bb_loc): New function.
4609 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4610 to determine position of new blocks.
4611 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4613 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4614 argument to duplicate_block.
4615 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4616 Pass position to copy_bbs.
4618 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4620 * fold-const.c (ptr_difference_const): Use
4621 cst_and_fits_in_hwi instead of host_integerp.
4623 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4625 * config/darwin.c (gen_pic_offset): New.
4626 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4629 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4631 PR tree-optimization/23486
4632 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4634 2005-08-23 Phil Edwards <phil@codesourcery.com>
4636 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4637 remove use_collect2.
4638 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4640 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4641 configuration files to override the default value.
4643 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4644 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4645 * config/vx-common.h: New file, split out from...
4646 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4647 * config/vxworksae.h: New file, for VxWorks AE.
4648 * config/vxworks.opt: New file.
4649 * config/vxlib.c: Update for VxWorks 6.
4651 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4652 other MULTILIB_* variables appropriately.
4653 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4654 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4655 * config/rs6000/vxworks.h: Update for VxWorks 6.
4656 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4658 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4661 * config/darwin.c (machopic_select_section): Remove the hack to
4662 mark "::operator new" and "::operator delete" for coalescing
4663 even though they are not weak.
4665 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4667 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4668 * configure: Regenerate.
4670 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4673 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4675 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4676 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4679 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4681 * config/rs6000/predicates.md (equality_operator): New.
4682 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4683 comparison with a large constant.
4685 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4687 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4689 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4691 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4692 registers is even, and we have a hardware double precision fp,
4694 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4695 size of current argument when checking if argument was passed in
4698 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4701 * stor-layout.c (finalize_type_size): Dont override
4702 existing alignment with a smaller alignment from the mode.
4704 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4706 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4707 * lambda.h (lambda_vector_lexico_pos): ... here.
4708 * tree-data-ref.c (build_classic_dist_vector): Return false when
4709 the distance vector is lexicographically negative.
4711 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4713 PR tree-optimization/23511
4714 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4715 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4717 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4719 PR tree-optimization/22043
4720 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4721 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4722 If ALLOW_FLEXARR, handle types ending with flexible array member.
4723 Pass false as second argument to recursive count_type_elements calls.
4724 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4725 argument to count_type_elements call.
4726 * tree-sra.c (decide_block_copy): Likewise.
4727 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4728 for a constant-sized object, set cleared as well. Pass true as
4729 second argument to count_type_elements call.
4731 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4734 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4735 from legitimate_small_data_p, and make global. Update use.
4736 Remove forward declaration.
4737 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4739 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4741 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4743 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4744 of scratch intermediates.
4745 (eq<mode>_compare): Same.
4746 (neg_eq0<mode>): New.
4747 (neg_eq<mode>): Convert to define_insn_and_split.
4749 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4752 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4753 stdarg functions, set/clear the fp marker even when no variable
4755 * config/rs6000/sysv4.opt (mprototype): Describe.
4757 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4759 PR rtl-optimization/23478
4760 * regs.h (reg_info): Add throw_calls_crossed.
4761 (REG_N_THROWING_CALLS_CROSSED): Define.
4762 * flow.c (allocate_reg_life_data): Initialize
4763 REG_N_THROWING_CALLS_CROSSED.
4764 (propagate_one_insn, attempt_auto_inc): Update
4765 REG_N_THROWING_CALLS_CROSSED.
4766 * global.c (global_alloc): Don't allocate pseudos across
4767 calls that may throw.
4769 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4772 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4773 value is inbetween the range if we did not find an exact match.
4775 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4777 * doc/invoke.texi (Option Summary): Add ms1 options.
4778 * doc/extend.texi: Document interrupt handler attribute for ms1.
4779 * doc/md.texi: Document ms1 constraints.
4780 * config.gcc: Add ms1-*-elf.
4781 * config/ms1/ms1.h: New.
4782 * config/ms1/ms1.c: New.
4783 * config/ms1/ms1.md: New.
4784 * config/ms1/ms1-protos.h: New.
4785 * config/ms1/ABI.txt: New.
4786 * config/ms1/crti.asm: New.
4787 * config/ms1/crtn.asm: New.
4788 * config/ms1/lib2extra-funcs.c: New.
4789 * config/ms1/t-ms1: New.
4790 * config/ms1/ms1.opt: New.
4792 2005-08-22 Ira Rosen <irar@il.ibm.com>
4794 * config/rs6000/altivec.md (xorv4sf3): New.
4795 (negv4sf2, neg<mode>2): Likewise.
4797 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4800 * config/ia64/ia64.md (divsi3): Check divide by zero.
4801 (udivsi3): Likewise.
4803 (udivdi3): Likewise.
4805 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4807 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4808 up to elem_bitsize bits, not max_bitsize.
4810 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4812 PR tree-optimization/23433
4813 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4814 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4816 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4818 PR tree-optimization/23434
4819 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4820 the iteration bound is not an INTEGER_CST.
4822 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4824 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4825 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4826 NULL if need_epilog_adjust is false.
4827 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4828 Case 3 always peels first itration, not just for PLUS case, and no need
4829 to use scalar_initial_def here. Create an epilog adjustment only if
4830 scalar_initial_def is not NULL.
4832 (vectorizable_reduction): Remove assert.
4834 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4837 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4838 (__moddi3): Likewise.
4839 (__udivdi3): Likewise.
4840 (__umoddi3): Likewise.
4841 (__divsi3): Likewise.
4842 (__modsi3): Likewise.
4843 (__udivsi3): Likewise.
4844 (__umodsi3): Likewise.
4846 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4848 * tree-pass.h (TDF_GRAPH): Define.
4849 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4850 * passes.c (finish_optimization_passes): Only call
4851 finish_graph_dump_file if TDF_GRAPH is set.
4852 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4853 NULL. Set TDF_GRAPH bit.
4854 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4856 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4858 * arm.h (arm_stack_offsets): Add locals_base field.
4859 * arm.c (arm_get_frame_offsets): Compute it.
4860 (thumb_compute_initial_elimination offset): Make the Thumb frame
4861 pointer point to the base of the local variables.
4862 (thumb_expand_prologue): Update accordingly.
4863 (thumb_expand_epilogue): Likewise.
4865 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4866 mode of clobbered scratch to DImode. Handle a case that's known to
4869 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4871 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4872 (gt0<mode>_compare): Delete.
4873 (neg_gt0<mode>): Delete.
4875 2005-08-19 Eric Christopher <echristo@apple.com>
4877 * optabs.h: Change CTI_ to COI_.
4880 2005-08-19 James E Wilson <wilson@specifix.com>
4882 * builtins.c (expand_builtin_return_addr): Set
4883 current_function_accesses_prior_frames when count != 0. Use
4884 frame_pointer_rtx when count == 0.
4885 * function.h (struct function): Add accesses_prior_frames field.
4886 (current_function_accesses_prior_frames): Define.
4887 * reload1.c (init_elim_table): Check
4888 current_function_accesses_prior_frames.
4889 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4891 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4893 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4894 indicator. Return true if the flowgraph changed during
4897 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4900 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4901 conditional expression before testing its value.
4903 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4905 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4907 2005-08-19 Devang Patel <dpatel@apple.com>
4909 PR tree-optimization/23048
4910 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4911 third parameter. Check whether latch is dominated by exit
4913 (if_convertible_loop_p): Supply exit block itself to
4914 if_convertible_bb_p.
4916 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4919 * arm.md (arm_load_pic_register): Change argument to the mask of
4920 saved registers. Call thumb_find_work_register if we need a
4921 scratch register on Thumb.
4922 (arm_expand_prologue): Pass empty register set to
4923 arm_load_pic_register.
4924 (thumb_expand_prologue): Pass live_regs_mask directly to
4925 arm_load_pic_register.
4926 * arm-protos.h (arm_load_pic_register): Update prototype.
4928 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4930 * sh.c (find_sole_member): New function.
4931 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4932 if the record's alignment is larger than the size of its only member.
4934 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4937 * arm.c (thumb_legitimize_reload_address): New function.
4938 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4939 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4941 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4943 * config/crx/crx.c: Implement crx_decompose_address. Reject
4944 symbolic displacements since CRX register relative adressing
4945 mode can't handle unsigned 32-bit values as displacements.
4946 * config/crx/crx.h: Simplify definitions, remove redundant
4947 parenthesis and obsolete macros.
4948 * config/crx/crx.opt: Add new switch for debugging addresses.
4949 * config/crx/crx-protos.h: Add new declarations for above.
4951 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4954 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4957 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4959 * collect2.c (dup2): Delete.
4960 * configure.ac: Don't check for dup2.
4962 * config.in, configure: Regenerate.
4964 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4966 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4967 record with the type of its only member.
4969 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4971 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4972 define_insn_and_split.
4973 (plus_ltu<mode>_compare): Same.
4974 (gtu<mode>_compare): Same.
4975 (plus_gtu<mode>_compare): Same.
4977 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4979 PR tree-optimization/22228
4980 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4982 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4983 are recorded in vect_vnames_to_rename for renaming.
4984 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4985 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4986 in vect_vnames_to_rename.
4987 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4988 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4990 2005-08-18 Jan Hubicka <jh@suse.cz>
4993 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4994 info only for local statics, not for member variables.
4996 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4998 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5000 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5002 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5004 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5007 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5009 2005-08-17 James E Wilson <wilson@specifix.com>
5011 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5014 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5016 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5017 (leu<mode>_compare): Same.
5018 (plus_leu<mode>): Same.
5019 (neg_leu<mode>): Same.
5020 (and_neg_leu<mode): Same.
5021 (ltu<mode>_compare): Same.
5022 (plus_ltu<mode>): Same.
5024 (geu<mode>_compare): Same.
5025 (plus_geu<mode>): Same.
5026 (neg_geu<mode>): Same.
5027 (and_neg_geu<mode>): Same.
5028 (plus_gt<mode>): Same.
5029 (gtu<mode>_compare): Same.
5030 (plus_gtu<mode>): Same.
5032 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5034 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5035 Move call_table_data to end. Delete spurious .text.
5036 (callt_save_all_interrupt): Fix comment typo.
5038 2005-08-17 James E Wilson <wilson@specifix.com>
5039 Kevin Winchester <winchester@amirix.com>
5042 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5044 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5047 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5048 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5050 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5052 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5053 record with the type of its only member if the modes don't match.
5055 * varasm.c (decode_reg_name): Skip empty additional register names.
5057 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5059 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5060 lsm_tmp_name_length): New.
5061 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5062 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5064 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5065 Andreas Krebbel <krebbel1@de.ibm.com>
5067 * config.gcc: Added z9-109 switch.
5068 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5069 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5070 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5071 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5072 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5073 for "z9_109" cpu attribute.
5074 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5075 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5076 (s390_handle_arch_option): Added z9-109 switch.
5077 (override_options): Set respective cost function for z9-109.
5078 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5079 (legitimate_reload_constant_p): Accept extended immediates.
5080 (print_operand): Three new output modifiers added: k, m and o.
5081 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5082 (s390_output_mi_thunk): Use extended immediate when possible.
5083 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5084 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5085 (CONSTRAINT_LEN): Added length of O constraint.
5086 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5087 * config/s390/s390.md ("cpu"): New value z9_109 added.
5088 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5089 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5090 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5091 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5092 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5093 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5094 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5095 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5096 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5097 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5098 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5099 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5100 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5101 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5102 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5104 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5105 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5106 insns for TARGET_EXTIMM.
5108 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5110 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5112 2005-08-17 Nick Clifton <nickc@redhat.com>
5114 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5115 Call default_encode_section_info.
5117 2005-08-17 Steven Bosscher <stevenb@suse.de>
5119 PR tree-optimization/21574
5120 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5121 constant, return CONSTANT.
5122 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5123 (ccp_fold, visit_assignment): Likewise.
5124 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5126 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5128 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5129 fold_buildN instead of buildN then fold_initializer or fold.
5130 (build_unary_op): Likewise.
5131 (build_binary_op): Likewise.
5132 * fold-const.c (fold_initializer): Remove.
5133 (fold_build1_initializer): New function.
5134 (fold_build2_initializer): New function.
5135 (fold_build3_initializer): New function.
5136 * tree.h (fold_initializer): Remove.
5137 (fold_build1_initializer): New function.
5138 (fold_build2_initializer): New function.
5139 (fold_build3_initializer): New function.
5141 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5143 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5144 (try_move_mult_to_index): Call fold_build2 instead of build2.
5145 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5146 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5147 fold_binary_to_constant.
5148 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5150 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5151 check if A == gcd (A, B). Remove TYPE argument.
5152 (analyze_offset) Use fold_build2 instead of fold (build.
5153 (create_data_ref): Likewise.
5154 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5155 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5158 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5160 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5161 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5163 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5166 * gimplify.c (zero_sized_type): New function.
5167 (gimplify_modify_expr_rhs): If we have a zero sized type,
5168 replace the statement with an empty statement.
5170 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5172 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5175 2005-08-16 Ian Lance Taylor <ian@airs.com>
5177 * doc/tm.texi (Label Output): Correct typo.
5179 2005-08-16 Steven Bosscher <stevenb@suse.de>
5182 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5183 force_operand will work later on using have_insn_for.
5185 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5187 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5189 2005-08-16 Ian Lance Taylor <ian@airs.com>
5192 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5193 vector type, don't try to construct it element by element. Add an
5194 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5196 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5198 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5200 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5202 * doc/invoke.texi (Precompiled Headers): Document some more options
5203 which are known to be safe.
5205 2005-08-16 James E Wilson <wilson@specifix.com>
5207 PR tree-optimization/21105
5208 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5209 TREE_OVERFLOW check.
5211 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5213 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5214 (neg_ltu<mode>): Same.
5216 (neg_gtu<mode>): Same.
5218 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5220 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5221 (fold_builtin_isdigit): Use fold_buildN.
5222 (build_function_call_expr): Likewise.
5223 * c-typeck.c (c_finish_loop): Likewise.
5225 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5226 Richard Shann <rshann@superh.com>
5228 PR middle-end/20396:
5229 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5231 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5233 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5235 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5238 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5239 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5242 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5245 * fold-const.c (build_range_check): Disable optimization for function
5246 pointer expressions on targets that require function pointer
5249 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5251 * simplify-rtx.c (simplify_const_relational_operation): When
5252 extracting arguments of a COMPARE, recompute the mode as well.
5254 2005-08-15 Ian Lance Taylor <ian@airs.com>
5256 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5258 2005-08-15 DJ Delorie <dj@redhat.com>
5260 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5262 (movsi_splittable): Allow, but split, moves to the stack.
5263 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5266 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5268 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5269 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5270 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5272 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5273 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5274 Delete HOST_PTR_PRINTF.
5276 * configure, config.in: Regenerate.
5278 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5280 * config/rs6000/rs6000.md (QHSI): New mode macro.
5281 (wd): Extend mode attr for QImode and HImode
5282 (dbits): New mode attr.
5283 (zero_extend<mode>di2): Convert to mode macro.
5285 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5288 * doc/invoke.texi (-mgnu-ld): Update description.
5291 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5294 * Makefile.in (tree-chrec.o): Depends on real.h.
5295 * tree-chrec.c: Include real.h.
5296 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5297 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5298 * tree-scalar-evolution.c (add_to_evolution_1,
5299 interpret_rhs_modify_expr): Ditto.
5301 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5304 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5305 step is negative compute the estimation from init downwards to zero.
5307 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5309 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5311 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5313 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5315 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5316 Accept double-word constants that can be split.
5317 * config/s390/s390.md ("movti"): Use 'P' constraint.
5318 ("*movdi_31", "*movdf_31"): Likewise.
5320 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5322 Fix PR tree-optimization/22615
5324 * tree-ssa-structalias.c (solution_set_add): Handle
5325 first_vi_for_offset returning NULL.
5326 (do_da_constraint): Ditto.
5327 (do_sd_constraint): Ditto.
5328 (do_ds_constraint): Ditto
5329 (find_func_aliases): Ditto.
5330 (build_constraint_graph): RHS is allowed be ANYTHING.
5331 (first_vi_for_offset): Return NULL if we couldn't find anything at
5334 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5336 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5337 over memory as first operand.
5339 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5342 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5343 available for setting it.
5345 2005-08-14 Ira Rosen <irar@il.ibm.com>
5347 PR tree-optimization/23320
5348 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5349 data-refs' types instead of base object nullness. Add check for
5350 pointer type data-refs before first location comparison. Remove
5353 2005-08-14 Andreas Schwab <schwab@suse.de>
5355 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5357 2005-08-13 James E Wilson <wilson@specifix.com>
5359 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5360 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5361 -fstack-protector-all, --param ssp-buffer-size): Document.
5362 (-Wvariadic-macros): Alphabetize.
5363 (-fsched-stalled-insns-dep): Add missing 'f'.
5365 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5368 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5370 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5371 or indirect address operand.
5372 (EXTRA_ADDRESS_CONSTRAINT): New.
5373 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5375 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5377 PR tree-optimization/22236
5378 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5379 successors and predecessors.
5380 * tree-chrec.c (chrec_convert): Before converting, check that
5381 sequences don't wrap.
5382 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5383 (analyze_array): Extern.
5384 (find_data_references_in_loop): Remove call to
5385 compute_estimated_nb_iterations.
5386 * tree-data-ref.h (analyze_array): Declared.
5387 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5388 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5389 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5390 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5392 * tree-ssa-loop-ivcanon.c: Fix documentation.
5393 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5394 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5395 (infer_loop_bounds_from_undefined): New.
5396 (estimate_numbers_of_iterations_loop): Use
5397 infer_loop_bounds_from_undefined.
5398 (used_in_pointer_arithmetic_p): New.
5399 (scev_probably_wraps_p): Pass an extra parameter. Call
5400 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5401 (convert_step): Fix documentation.
5402 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5403 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5404 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5405 scev_probably_wraps_p.
5407 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5409 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5410 (s390_register_info): Ignore clobbered_regs information for fixed
5411 registers, and only fixed registers.
5412 (s390_init_frame_layout): Remove redundant call.
5414 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5416 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5417 description of -Wold-style-casts.
5419 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5420 Jakub Jelinek <jakub@redhat.com>
5422 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5423 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5424 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5425 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5426 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5427 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5428 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5429 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5430 ("stack_protect_set", "stack_protect_test"): New expanders.
5431 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5432 "stack_protect_testdi"): New insn definitions.
5434 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5436 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5438 2005-08-12 Paul Brook <paul@codesourcery.com>
5440 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5442 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5444 * config/s390/predicates.md (setmem_operand): New predicate.
5445 (shift_count_operand): Accept ANDs with special constants as
5447 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5448 with special constants.
5449 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5450 shift_count_operand with setmem_operand.
5452 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5454 * config/s390/s390.c (s390_extract_part, s390_single_part):
5456 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5457 (s390_output_mi_thunk): Don't use lg on 31 bit.
5458 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5459 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5461 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5463 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5464 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5465 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5466 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5467 with one of the new macros.
5469 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5471 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5472 Don't set save_return_addr_p.
5473 (s390_register_info): Make clobbered_regs not depending on
5476 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5478 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5479 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5481 2005-08-11 James E. Wilson <wilson@specifix.com>
5483 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5485 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5487 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5488 locations gathered by var-tracking in single entry loc_list
5489 over loc_descriptor_from_tree.
5491 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5492 pass it down to loc_descriptor.
5493 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5494 (containing_function_has_frame_base): Move earlier in the file.
5495 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5496 instead of always assuming fbreg can't be used.
5498 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5500 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5501 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5502 Accept address wrapped in AND for Altivec.
5503 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5504 Strip AND wrapping offset address for Altivec.
5506 2005-08-11 Richard Henderson <rth@redhat.com>
5509 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5510 before using TYPE_IS_SIZETYPE.
5512 2005-08-11 Richard Henderson <rth@redhat.com>
5515 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5516 insn types not present on ev4.
5517 (alphaev5_insn_pipe): Similarly.
5519 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5522 * arm.c (arm_override_options): If the user has selected callee-super-
5523 interworking, then enable normal interworking.
5525 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5527 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5530 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5532 * doc/rtl.texi: Fix two typos.
5534 2005-08-11 Richard Guenther <rguenther@suse.de>
5537 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5538 cases where we call to/from functions returning void.
5540 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5543 * tree.c (build_pointer_type_for_mode): Robustify.
5545 2005-08-10 James E Wilson <wilson@specifix.com>
5547 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5548 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5550 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5553 2005-08-10 Eric Christopher <echristo@apple.com>
5555 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5556 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5559 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5562 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5563 for the high part when generating dynamic-no-pic code.
5565 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5567 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5568 (x86_64-*-linux*): Likewise.
5570 * config/i386/crtfastmath.c: New file.
5571 * config/i386/t-crtfm: Likewise.
5573 * config/i386/linux.h (ENDFILE_SPEC): New.
5574 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5576 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5579 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5581 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5582 (vec_shl, vec_shr): Document new operations.
5583 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5585 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5587 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5588 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5589 change predicate to indexed_or_indirect_address.
5591 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5593 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5594 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5595 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5596 and __aeabi_uwrite8.
5597 * config/arm/unaligned-funcs.c: New file.
5598 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5600 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5602 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5604 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5605 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5607 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5608 * final.c (pass_shorten_branches): Add dump.
5609 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5610 (pass_life): Rename dump.
5611 (rest_of_handle_flow2): Remove initial verify_flow_info.
5612 * function.c (pass_instantiate_virtual_regs): Add dump.
5613 * integrate.c (pass_initial_value_sets): Add dump.
5614 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5615 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5616 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5617 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5618 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5619 gate_rtl_unrool_and_peel_loops): New.
5620 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5621 rtl_doloop): Do not look at flags.
5622 * mode-switching.c (pass_mode_switching): Add dump.
5623 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5624 pass_split_before_regstack): Add dump.
5625 * regmove.c (pass_stack_adjustments): Add dump.
5626 * tree-optimize.c (pass_fixup_cfg): Add dump.
5628 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5631 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5632 deciding which instruction sequence to use.
5634 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5636 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5637 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5639 2005-08-09 Richard Guenther <rguenther@suse.de>
5641 * c-common.c (builtin_function_2): Remove.
5642 (def_builtin_1): New function.
5643 (c_common_nodes_and_builtins): Use def_builtin_1 to
5644 build builtin functions.
5646 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5648 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5649 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5650 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5653 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5655 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5656 fold_binary instead of fold_build2 since we don't care about the
5658 (loop_niter_by_eval): Likewise.
5659 (compare_trees): Likewise.
5660 (proved_non_wrapping_p): Likewise.
5662 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5666 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5667 if the if is really empty.
5669 2005-08-09 Steven Bosscher <stevenb@suse.de>
5671 PR tree-optimization/23234
5672 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5673 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5674 argument of the new enum.
5675 (execute_cse_reciprocals): Add reciprocals for function arguments
5676 on the unique successor edge of the entry block. Update other calls
5677 to execute_cse_reciprocals_1.
5679 2005-08-08 Richard Henderson <rth@redhat.com>
5682 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5684 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5686 * expr.c (write_complex_part): Return after handling MEM.
5688 2005-08-08 Josh Conner <jconner@apple.com>
5690 PR rtl-optimization/23241
5691 * combine.c (simplify_comparison): Fix error in determining
5692 whether to lift a subreg from comparison.
5694 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5697 * config/rs6000/altivec.md (vec_init<mode>): New.
5698 (vec_set<mode>): New.
5699 (vec_extract<mode>): New.
5700 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5701 (rs6000_expand_vector_set): New.
5702 (rs6000_expand_vector_extract): New.
5703 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5704 for Altivec modes before reload.
5705 (altivec_expand_vec_init_builtin): New.
5706 (get_element_number): New.
5707 (altivec_expand_vec_set_builtin): New.
5708 (altivec_expand_vec_ext_builtin): New.
5709 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5711 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5713 * config/rs6000/rs6000.h (rs6000_builtins): Add
5714 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5715 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5716 * config/rs6000/rs6000-protos.h: Declare new functions.
5718 2005-08-08 Jan Hubicka <jh@suse.cz>
5720 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5721 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5722 * i386.md (movdi*): Use pic_32bit_operand.
5723 * predicates.md (pic_32bit_operand): New.
5725 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5728 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5730 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5732 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5733 (test_for_singularity): Use fold_build2.
5735 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5737 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5739 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5741 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5742 (COMMON_ASM_OP) Define.
5743 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5744 (ix86_encode_section_info): Likewise.
5745 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5746 SUBTARGET_ENCODE_SECTION_INFO.
5748 2005-08-06 Richard Henderson <rth@redhat.com>
5751 * tree-nested.c (convert_local_reference): Save and restore val_only
5752 around component_ref and friends. Clear walk_subtrees by default.
5754 2005-08-06 Peter O'Gorman <peter@pogma.com>
5757 * gcc.c (process_command): Check the argument to -b has a dash.
5758 * doc/invoke.texi: Update -b and -V docs.
5760 2005-08-06 James E Wilson <wilson@specifix.com>
5762 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5764 2005-08-06 Michael Matz <matz@suse.de>
5766 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5767 member only if only one insn is associated with the value.
5769 2005-08-06 Nick Clifton <nickc@redhat.com>
5771 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5773 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5774 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5775 Check symbol flags instead of symbol name mangling.
5776 (xstormy16_asm_output_aligned_common): Likewise. Also
5777 simplify code since the bss100_section cass is the only case
5778 where the below100 code will be triggered.
5779 (xstormy16_encode_section_info): Encode below100 attribute
5780 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5782 (xstormy16_strip_name_encoding): Delete - this function is no
5784 (TARGET_STRIP_NAME_ENCODING): Undefine.
5785 * config/stormy16/stormy16-protos.h: Delete prototype for
5786 xstormy16_strip_name_encoding.
5788 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5790 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5791 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5792 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5793 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5794 config/alpha/predicates.md, config/arc/arc.h,
5795 config/arm/arm.h, config/arm/ieee754-df.S,
5796 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5797 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5798 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5799 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5800 config/m68hc11/m68hc11.h, config/mips/mips.c,
5801 config/mips/mips.h, config/mips/openbsd.h,
5802 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5803 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5804 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5805 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5806 config/sparc/linux.h, config/sparc/linux64.h,
5807 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5808 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5809 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5810 typos. Follow spelling conventions.
5812 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5815 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5816 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5817 specially. Check for side effects only for COND_EXPR.
5818 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5819 return with TREE_NO_WARNING.
5821 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5823 PR rtl-optimization/23233
5824 * loop.c (combine_movables): Require the modes to be the same.
5825 (move_movables): Remove handling of cases where the replacement
5826 had a different mode to the original.
5828 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5830 PR tree-optimization/23128
5831 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5832 subtraction wrap, and set TREE_OVERFLOW if they do.
5834 2005-08-05 Richard Henderson <rth@redhat.com>
5837 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5838 FORCED_LABEL labels.
5840 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5843 * reload.c (find_reloads_subreg_address): Pass down TYPE
5844 unchanged. Change all callers except find_reloads_toplev.
5846 2005-08-05 Michael Matz <matz@suse.de>
5848 * genattrtab.c (current_alternative_string): Remove.
5849 (SIMPLIFY_ALTERNATIVE): Ditto.
5850 (attr_alt_bit_p): Ditto.
5851 (alternative_name): Make const char *.
5852 (evaluate_eq_attr): Remove use of above things.
5853 (simplify_test_exp): Ditto.
5854 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5855 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5857 2005-08-04 James E Wilson <wilson@specifix.com>
5859 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5860 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5861 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5862 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5863 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5865 2005-08-04 Richard Henderson <rth@redhat.com>
5868 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5869 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5870 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5871 if we'd have to instantiate too many members.
5873 2005-08-04 Richard Henderson <rth@redhat.com>
5876 * tree-outof-ssa.c (coalesce_asm_operands): New.
5877 (coalesce_ssa_name): Use it. Split out ...
5878 (coalesce_phi_operands, coalesce_result_decls): ... these.
5880 2005-08-04 Paul Brook <paul@codesourcery.com>
5882 * read-rtl.c (read_quoted_string): Break if EOF.
5884 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5886 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5887 (fold_build2): Likewise.
5888 (fold_build3): Likewise.
5889 (fold_build1_stat): New function prototype.
5890 (fold_build2_stat): Likewise.
5891 (fold_build3_stat): Likewise.
5892 * fold-const.c (fold_build1): Rename to ..
5893 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5894 through to build1_stat.
5895 (fold_build2): Rename to ..
5896 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5897 through to build2_stat.
5898 (fold_build3): Rename to ..
5899 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5900 through to build3_stat.
5902 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5903 Ian Lance Taylor <ian@airs.com>
5905 * function.c (assign_stack_local_1): Do not correct stack slot
5906 address if allocation size is smaller than mode size.
5908 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5911 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5912 (tree_merge_blocks): Propagate anything allowed by
5914 Clarify documentation.
5915 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5916 SSA form, schedule an update if necessary.
5918 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5920 * doc/install.texi (Binaries): Remove broken link to
5921 Sinix/Reliant Unix binaries.
5923 2005-08-03 Richard Henderson <rth@redhat.com>
5926 * function.c (stack_protect_epilogue): Export.
5927 * tree.h (stack_protect_epilogue): Declare.
5928 * calls.c (expand_call): Call it.
5930 2005-08-03 Eric Christopher <echristo@apple.com>
5932 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5933 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5936 2005-08-04 Jan Hubicka <jh@suse.cz>
5938 * profile.c (branch_prob): Split edges with goto locus on them
5939 to get proper line counts.
5940 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5942 2005-08-03 Paul Brook <paul@codesourcery.com>
5944 * function.c (assign_parms): Round current_function_args_size
5945 to PARM_BOUNDARY, not STACK_BOUNDARY.
5947 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5949 * config/i386/i386.c (x86_elf_aligned_common)
5950 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5952 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5954 PR tree-optimization/23157
5955 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5956 before emitting them.
5958 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5960 PR tree-optimization/19899
5961 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5962 * tree-scalar-evolution.c: Include real.h.
5963 (add_to_evolution): Build constant -1 of correct type.
5965 2005-08-03 Jan Hubicka <jh@suse.cz>
5967 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5968 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5969 profile updating for complette unrolling.
5970 * loop-unroll.c (peel_loop_completely): Use it.
5971 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5972 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5975 2005-08-03 Paul Brook <paul@codesourcery.com>
5977 * combine.c (can_change_dest_mode): New function.
5978 (try_combine, simplify_set): Use it.
5980 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5982 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5985 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5987 * doc/install.texi (Specific): Adjust link to openavr.org.
5988 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5989 (Binaries): Adjust HP-UX Porting Center link.
5990 (Binaries): Adjust Free Software Foundation ordering link.
5992 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5994 * convert.c (convert_to_integer): Use fold_build1 instead of
5995 build1 when converting an integer to an integer.
5997 2005-08-02 Richard Henderson <rth@redhat.com>
5999 * combine.c (combine_instructions): Don't use reg_equal/equiv
6000 results if the mode doesn't match.
6002 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6004 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6005 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6007 2005-08-02 Richard Henderson <rth@redhat.com>
6010 * explow.c (memory_address): Remove special-case for
6011 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6013 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6016 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6017 number of calls to cleanup_tree_cfg_1.
6019 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6021 * doc/invoke.texi: document file extensions .F90 and .F95
6023 2005-08-02 Richard Guenther <rguenther@suse.de>
6025 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6026 positive if its first argument is positive.
6028 2005-08-02 Richard Guenther <rguenther@suse.de>
6030 PR tree-optimization/23177
6031 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6034 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6036 PR tree-optimization/23129
6037 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6038 varying for divisions with anti-ranges.
6040 2005-08-02 Jan Hubicka <jh@suse.cz>
6042 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6043 * tree-ssa-threadupdate.c (thread_block): Add it here.
6045 2005-08-01 James E Wilson <wilson@specifix.com>
6047 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6048 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6049 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6051 * config/mips/predicates.md (const_call_insn_operand): Add check for
6052 SYMBOL_REF_LONG_CALL_P.
6053 * doc/extend.texi (long_call): Document the new attribute.
6055 2005-08-01 Ian Lance Taylor <ian@airs.com>
6056 Richard Henderson <rth@redhat.com>
6058 * Makefile.in (RTL_BASE_H): Add real.h.
6059 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6061 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6063 * rtl.c (rtl_check_failed_code_mode): New.
6064 * rtl.h (struct rtx_def): Add u.rv.
6065 (XCMWINT, XCNMPRV): New.
6066 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6067 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6069 2005-08-01 Richard Henderson <rth@redhat.com>
6071 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6072 with auto-inc codes.
6074 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6076 2005-08-01 Jan Hubicka <jh@suse.cz>
6078 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6079 * i386.c: Include dwarf2.h
6080 (asm_preferred_eh_data_format): New.
6081 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6083 2005-08-01 Ian Lance Taylor <ian@airs.com>
6085 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6086 randomize_va_space for virtual address randomization control.
6088 2005-08-01 Steven Bosscher <stevenb@suse.de>
6090 * common.opt (flag_ipa_cp): Put in right place to maintain
6093 2005-08-01 Jan Hubicka <jh@suse.cz>
6095 * profile.c (compute_value_histograms): Fix thinko.
6096 * value-prof.c: Include toplev.h
6097 (check_counter): New function.
6098 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6099 tree_mod_subtract_transform): Add sanity check.
6101 2005-08-01 Richard Guenther <rguenther@suse.de>
6103 PR tree-optimization/23133
6104 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6105 current functions parameter decls to find defs to cse
6108 2005-08-01 Richard Guenther <rguenther@suse.de>
6110 PR tree-optimization/23109
6111 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6112 If trapping math is in effect, use post-dominator information
6113 to check if we'd in any case reach a trapping point before
6114 doing the reciprocal insertion.
6115 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6116 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6117 expressions are invariant only if trapping math is not in effect.
6119 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6121 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6122 cgraph_function_versioning): New declarations.
6123 * cgraphunit.c: Add include to ipa-prop.h.
6124 (update_call_expr, cgraph_copy_node_for_versioning,
6125 cgraph_function_versioning): New functions.
6126 * integrate.c (copy_decl_for_inlining): Remove.
6127 * ipa-prop.h (ipa_replace_map): New struct.
6128 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6129 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6130 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6131 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6132 ipcp_iterate_stage, ipcp_method_scale_print,
6133 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6134 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6135 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6136 ipcp_update_bb_counts, ipcp_update_profiling,
6137 ipcp_update_edges_counts): New functions.
6138 (ipcp_method_cval_init): Remove restriction regarding local methods.
6139 (ipcp_init_stage): Add ipcp_method_compute_scale.
6140 (ipcp_insert_stage): Add versioning.
6141 (ipcp_structures_print): Add ipcp_method_scale_print.
6142 (ipcp_driver): Dump profiling info.
6143 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6144 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6145 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6146 (struct inline_data): Add versioning_p, ipa_info, new fields.
6147 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6148 declare_return_variable): Replace calls to copy_decl_for_inlining with
6150 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6152 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6153 Add argument VERSIONING.
6154 (copy_arguments_for_versioning, copy_static_chain,
6155 function_versionable_p, tree_versionable_function_p,
6156 tree_function_versioning, replace_ref_tree): New functions.
6157 * tree-inline.h: Include varray.h.
6158 (tree_versionable_function_p, tree_function_versioning,
6159 tree copy_decl_for_dup): New declarations.
6161 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6163 * ipa-cp.c: New file. Contains IPCP specific functionality.
6164 * ipa-prop.h: New file. Contains structures/definitions that can be
6165 used by several interprocedural data flow optimizations (and also IPCP).
6166 * ipa-prop.c: New file.
6167 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6168 * common.opt: Add ipa-cp flag.
6169 * timevar.def: Add IPCP optimization.
6170 * tree-optimize.c (init_tree_optimization_passes): Schedule
6172 * tree-pass.h (pass_ipa_cp): Declare.
6174 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6176 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6177 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6178 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6179 config/i386/i386.c, config/mips/mips.h,
6180 config/rs6000/rs6000.h, config/sh/sh.c,
6181 config/stormy16/stormy16.c: Fix comment typos.
6183 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6186 * c-typeck.c (build_binary_op): Use common_type wrapper on
6188 (common_type): Update comment.
6190 2005-07-31 Steven Bosscher <stevenb@suse.de>
6193 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6194 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6195 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6197 2005-07-31 Jan Hubicka <jh@suse.cz>
6199 * pretty-print.h (pp_widest_integer): New macro.
6200 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6203 2005-07-31 Jan Hubicka <jh@suse.cz>
6205 * output.h (enum section_category): Export from varasm.c
6206 (categorize_decl_for_section): Likewise.
6207 * varasm.c (enum section_category): Kill.
6208 (categorize_decl_for_section): Make global.
6209 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6211 * i386.c (ix86_section_threshold): New static variable.
6212 (ix86_in_large_data_p, ix86_encode_section_info,
6213 x86_64_elf_unique_section,
6214 x86_64_elf_select_section): New functions.
6215 (TARGET_ENCODE_SECTION_INFO): Define
6216 (override_options): Enable medium model for PIC.
6217 (ix86_expand_prologue): Expand gen_set_got_rex64.
6218 (legitimate_constant_p): Handle new UNSPECs.
6219 (legitimate_pic_address_disp_p): Likewise.
6220 (legitimize_pic_address): Lower MEDIUM model addressing.
6221 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6222 (enum cmodel): Add MEDIUM_PIC.
6223 (SYMBOL_REF_FAR_ADDR_P): New macro.
6224 (SYMBOL_FLAG_FAR_ADDR): New flag.
6225 * i386.md (movdi): Support medium model.
6226 (set_got_rex64): New pattern.
6227 * i386.opt (mlarge-data-threshold): New flag.
6228 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6229 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6230 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6231 TARGET_ASM_UNIQUE_SECTION): New.
6233 * invoke.texi (-mlarge_data_threshold): Document
6235 2005-07-31 Jan Hubicka <jh@suse.cz>
6237 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6238 (coalesce_vars): Likewise.
6239 * tree-ssa-live.c (coalesce_cost): New.
6240 (build_tree_conflict_graph): Use coalesce_cost.
6241 * tree-ssa-live.h (coalesce_cost): Declare.
6243 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6245 * arm.md (all peepholes for post-increment operations): Delete.
6246 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6247 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6248 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6249 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6250 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6252 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6254 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6257 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6260 * doc/invoke.texi: Document -rdynamic.
6262 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6265 * c-parser.c (c_parser_parms_list_declarator): Call
6266 mark_forward_parm_decls.
6267 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6268 decls with visibility structure.
6270 2005-07-30 Paul Brook <paul@codesourcery.com>
6272 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6274 2005-07-30 Paul Brook <paul@codesourcery.com>
6276 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6278 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6280 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6282 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6285 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6286 nested function declarators.
6287 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6288 (grokparms): Call warn_if_shadowing for parameters used within the
6290 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6291 not used within the parameter list.
6292 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6294 2005-07-30 Jan Hubicka <jh@suse.cz>
6296 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6297 * i386.c (ix86_fixup_binary_operands): Likewise.
6298 (ix86_expand_unary_operator): Likewise.
6299 (ix86_expand_fp_absneg_operator): Likewise.
6300 * optabs.c (expand_vec_cond_expr): Validate dest.
6302 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6305 * real.c (real_from_string): Also set last bit if there is a
6306 nonzero hex digit beyond GCC's internal precision after ".".
6308 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6310 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6311 define_constants. Change duplicate values to unassigned numbers.
6312 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6313 (*altivec_vspltsf): New.
6314 (altivec_vperm_v4sf): Delete.
6315 (altivec_vperm_<mode>): Use mode macro V.
6316 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6317 (altivec_predicate_v4sf): Delete.
6318 (altivec_predicate_<mode>): Use mode macro V.
6319 (*altivec_lvesfx): New.
6320 (*altivec_stvesfx): New.
6321 (vec_realign_load_v4sf): Delete.
6322 (vec_realign_load_<mode>): Use mode macro V.
6323 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6326 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6329 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6331 * configure: Regenerated.
6333 2005-07-29 Paul Brook <paul@codesourcery.com>
6335 * doc/install.texi: Add link to GFortran binaries wiki page.
6337 2005-07-29 David Ung <davidu@mips.com>
6339 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6340 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6341 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6342 * config/mips/mips.md (cpu): Add 5kf name.
6343 (includes): Includes 5k.md.
6344 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6345 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6348 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6351 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6352 (cleanup_tree_cfg): ... here.
6353 Call cleanup_tree_cfg_1 until there are no more cleanups to
6356 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6358 * tree-vrp.c (compare_range_with_value): Return true or false
6359 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6360 EQ_EXPR respectively.
6362 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6364 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6367 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6369 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6370 (tree_ssa_dominator_optimize): Increment it.
6371 (dump_dominator_optimization_stats): Print it.
6373 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6374 Steven Bosscher <stevenb@suse.de>
6376 PR rtl-optimization/23117
6377 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6378 when head == tail. Tidy comment.
6380 2005-07-28 Richard Henderson <rth@redhat.com>
6382 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6383 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6384 * jump.c (rtx_renumbered_equal_p): Likewise.
6385 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6386 CONST_INT and CONST_DOUBLE.
6387 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6388 * reload.c (operands_match_p): Special case CONST_INT and
6389 CONST_DOUBLE; check mode earlier.
6391 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6394 * c-typeck.c (convert_for_assignment): Do not check
6395 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6397 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6400 * c-typeck.c (composite_type): Prefer constant size arrays to
6403 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6406 * real.c (real_from_string): Set last bit if there is a nonzero
6407 hex digit beyond GCC's internal precision.
6409 2005-07-28 Richard Henderson <rth@redhat.com>
6412 * cfgcleanup.c (try_forward_edges): Watch out for end of
6415 2005-07-28 James E Wilson <wilson@specifixinc.com>
6418 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6420 2005-07-28 Jan Hubicka <jh@suse.cz>
6422 * Makefile.in (rtl-profile.o): Kill all traces of it.
6423 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6424 * coverage.h (rtl_coverage_counter_ref): Kill.
6425 * opts.c (flag_speculative_prefetching_set): Kill.
6426 (flag_loop_optimize_set): New.
6427 (common_handle_option): Disable loop optimizer when profiling;
6428 do not handle speculative prefetching.
6429 * passes.c (init_optimization_passes): Replace pass_profiling combo
6430 by branch_prob pass.
6431 * profile.c (compute_value_histograms): Update for simplified value
6433 (rtl_register_profile_hooks): Kill.
6434 (pass_profiling): Kill.
6435 (rest_of_handle_branch_prob): Do not profile.
6436 * toplev.c (process_options): Remove speculative prefetching.
6437 * toplev.h (flag_tree_based_profiling): Kill.
6438 * tree-profile.c (prepare_instrumented_value,
6439 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6440 tree_gen_one_value_profiler, do_tree_profiling): Update for
6441 simplified datastructures.
6442 * value-prof.c: Add comment that speculative prefetching was dropped;
6443 update rest of file for simplified datastructures.
6444 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6445 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6446 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6447 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6448 rtl_mod_subtract, gen_speculative_prefetch,
6449 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6450 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6451 (gate_handle_value_profile_transformations,
6452 rest_of_handle_value_profile_transformations,
6453 pass_value_profile_transformations): Kill.
6454 * value-prof.h (histogram_value_t): Remove IL based unions.
6455 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6456 rtl_profile_hooks): Remove hooks.
6458 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6460 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6461 (cgraph_clone_node): Likewise.
6462 * cgraph.h (cgraph_clone_edge): Update prototype.
6463 (cgraph_clone_node): Likewise.
6464 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6466 (lookup_recursive_calls): Consider profile.
6467 (cgraph_decide_recursive_inlining): Fix updating; use new
6468 probability argument; use profile.
6469 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6470 * tree-inline.c (copy_bb): Update clal of clone_edge.
6471 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6473 * invoke.texi (min-inline-recursive-probability): Document.
6475 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6477 * doc/install.texi (Configuration): Update Valgrind homepage.
6479 2005-07-28 Richard Henderson <rth@redhat.com>
6482 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6483 labels we want to delete.
6484 (cfg_layout_merge_blocks): Likewise.
6486 2005-07-28 Richard Henderson <rth@redhat.com>
6489 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6490 when expanding to nothing.
6492 2005-07-28 Josh Conner <jconner@apple.com>
6494 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6495 (cgraph_decide_inlining_of_small_functions): Likewise.
6497 2005-07-28 Josh Conner <jconner@apple.com>
6499 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6500 direction of badness if negative.
6501 (cgraph_default_inline_p): Add reason to parameters, and assign it
6503 (cgraph_decide_inlining_of_small_functions): New parameter in call
6504 to cgraph_default_inline_p.
6505 (cgraph_decide_inlining_incrementally): Likewise.
6506 * cgraphunit.c (decide_is_function_needed): Likewise.
6507 * cgraph.h (cgraph_default_inline_p): Likewise.
6509 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6511 * builtins.c: Fix comment typo(s).
6512 * genautomata.c: Likewise.
6513 * gimplify.c: Likewise.
6514 * tree-dfa.c: Likewise.
6515 * tree-flow-inline.h: Likewise.
6516 * tree-into-ssa.c: Likewise.
6517 * tree-ssa-alias.c: Likewise.
6518 * tree-ssa-ccp.c: Likewise.
6519 * tree-ssa-copy.c: Likewise.
6520 * tree-ssa-dce.c: Likewise.
6521 * tree-ssa-dom.c: Likewise.
6522 * tree-ssa-operands.c: Likewise.
6523 * tree-tailcall.c: Likewise.
6524 * tree-vectorizer.c: Likewise.
6525 * tree-vrp.c: Likewise.
6528 2005-07-28 Jeff Law <law@redhat.com>
6530 * tree-vrp.c (test_for_singularity): Extracted from ...
6531 (simplify_cond_using_ranges): Attempt to simplify a relational
6532 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6534 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6536 PR tree-optimization/22506
6537 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6538 phis whose argument is constant.
6540 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6542 PR rtl-optimization/18992
6543 Back out this patch:
6544 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6545 PR optimization/12142
6546 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6547 uses of the register in the SET_SRC. Remove unnecessary argument.
6549 Replace it with this:
6550 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6551 if flag_non_call_exceptions is set and the insn may trap, pass
6552 pc_rtx as dest for recursion.
6553 In SET_SRC part of SET case, if dest is already set, pass it down
6556 2005-07-28 Jan Hubicka <jh@suse.cz>
6558 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6559 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6560 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6562 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6563 profile when available.
6565 2005-07-28 Jan Beulich <jbeulich@novell.com>
6567 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6568 (ia64_print_operand): Describe and handle 'X'.
6569 (ia64_register_move_cost): Also handle FP_REGS.
6570 (ia64_preferred_reload_class): Likewise.
6571 (ia64_secondary_reload_class): Likewise.
6572 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6573 it. Also check for ITANIUM_CLASS_FLDP.
6574 * config/ia64/ia64.h (FP_REGNO_P): New.
6575 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6576 (reg_class): Add FP_REGS.
6577 (REG_CLASS_NAMES): Adjust for it.
6578 (REG_CLASS_CONTENTS): Likewise.
6579 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6580 (REG_CLASS_FROM_LETTER): Handle 'x'.
6581 (CLASS_MAX_NREGS): Handle FP_REGS.
6582 (MEMORY_MOVE_COST): Likewise.
6583 * config/ia64/ia64.md (itanium_class): Add fldp.
6584 (type): Handle fldp.
6585 (movti_internal): More allowable operand combinations. Use ldfp8 when
6586 splitting unnecessary. Remove predicable attribute. Adjust
6587 itanium_class attribute.
6588 (smuldi3_highpart): Remove outdated comment.
6589 (mulditi3, umulditi3, rotlti3): New expanders.
6590 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6591 (absti2): Disabled new insn for future reference.
6592 Respective new splitters.
6593 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6594 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6595 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6597 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6599 PR rtl-optimization/23047
6600 * simplify-rtx.c (simplify_const_relational_operation): Respect
6601 flag_wrapv for comparisons with ABS.
6603 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6605 PR tree-optimization/22493
6606 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6607 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6609 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6611 * config/frv/frv.opt (moptimize-membar): New.
6613 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6615 * config/frv/frv.h: Remove machine_function definition.
6617 * config/frv/frv.c (struct frv_io): New.
6618 (struct machine_function): Moved from frv.h. Add has_membar_p.
6619 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6620 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6621 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6622 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6623 (frv_reorg): Call frv_optimize_membar when appropriate.
6624 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6625 (frv_expand_builtin): Adjust calls accordingly.
6626 (frv_io_address_cookie): New function.
6627 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6628 load or store rather than a special insn. Add ccnstant address and
6629 io-type operands to the membar.
6630 (frv_ifcvt_modify_tests): Unsign regno.
6631 (frv_ifcvt_modify_tests): Same.
6633 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6634 UNSPEC_OPTIONAL_MEMBAR constant.
6635 (builtin_read_<mode>): Delete.
6636 (builtin_write_<mode>): Delete.
6637 ("optional_membar_<mode>"): Add operand.
6639 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6640 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6641 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6642 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6643 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6644 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6645 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6646 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6647 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6649 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6651 * df.c (df_uses_record): Handle SCRATCH.
6653 2005-07-28 Steven Bosscher <stevenb@suse.de>
6656 * passes.c (rest_of_decl_compilation): If decl is a type and
6657 we have encountered errors, don't emit debug information.
6659 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6661 * params.def: Fixed comment.
6663 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6666 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6667 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6668 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6670 2005-07-27 Steven Bosscher <stevenb@suse.de>
6673 * varasm.c (assemble_start_function): Don't do anything that may
6674 require a CFG if the current function is a thunk.
6676 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6678 * doc/install.texi (Prerequisites): Mention that perl is needed
6679 to do export control in libstdc++ targetting Darwin.
6681 2005-07-27 Steven Bosscher <stevenb@suse.de>
6683 PR rtl-optimization/17808
6684 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6685 (sched_insns_conditions_mutex_p): Split out from...
6686 (add_dependence): ...here. But don't call it from here.
6687 (add_dependence_list): Check sched_insns_conditions_mutex_p
6688 before calling add_dependence.
6689 (add_dependence_list_and_free): Likewise.
6690 (fixup_sched_groups): Likewise.
6691 (sched_analyze_1): Likewise.
6692 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6693 (sched_analyze): Likewise.
6694 (sched_analyze_insn): Likewise.
6695 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6696 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6697 dependencies on all COND_EXEC insns to jumps ending basic blocks
6698 when doing intrablock scheduling.
6699 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6701 2005-07-27 Jeff Law <law@redhat.com>
6703 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6704 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6705 equivalency sets, correctly handle the case were vr0 has an
6706 equivalency set, but vr1 does not.
6708 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6710 PR tree-optimization/23073
6711 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6712 vect_print_dump_info before fprintf.
6714 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6716 PR tree-optimize/22348
6717 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6718 Fold the partial computation.
6720 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6722 PR tree-optimization/22325
6723 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6725 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6727 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6728 (force_var_cost): ... this function.
6729 (compute_phi_arg_on_exit): Export.
6731 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6733 PR tree-optimization/20773
6734 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6737 2005-07-27 Richard Guenther <rguenther@suse.de>
6739 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6740 Avoid pushing again if current struct contains only
6741 fields we decomposed.
6743 2005-07-27 Jan Hubicka <jh@suse.cz>
6745 PR tree-optimization/22574
6746 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6749 * tree-tailcall.c (decrease_profile): New function.
6750 (eliminate_tail_call): Use it.
6752 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6753 visibility flags correctly in whole program mode.
6755 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6757 PR rtl-optimization/22472
6758 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6760 2005-07-26 Steven Bosscher <stevenb@suse.de>
6762 PR tree-optimization/22504
6763 * tree-complex.c (expand_complex_addition): Use 'code' instead
6764 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6766 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6768 * config.gcc (cpu_type): Add frv case.
6769 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6770 (supported_defaults): Add fr550 case.
6772 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6775 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6776 whether a pointer of type T * may point to objects of type T *.
6778 2005-07-26 DJ Delorie <dj@redhat.com>
6780 * configure: Regenerate.
6782 2005-07-26 Dale Johannesen <dalej@apple.com>
6784 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6786 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6788 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6789 Clarify use of "build" in name.
6791 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6793 * doc/extend.texi (Raw read/write Functions): New section.
6794 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6795 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6796 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6797 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6798 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6799 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6800 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6801 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6802 * config/frv/frv.c: Add bdesc_loads global.
6803 Add bdesc_stores global.
6804 (frv_init_builtins): Add support for __builtin_{read/write}*.
6805 (frv_volatile_memref): New.
6806 (frv_expand_load_builtin): New.
6807 (frv_expand_store_builtin): New.
6808 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6809 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6810 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6811 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6812 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6813 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6814 (builtin_read_<mode>): New.
6815 (builtin_write_<mode>): New.
6816 (builtin_write64): New.
6817 (optional_membar_<mode>): New.
6819 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6821 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6822 (rather than units) against HOST_BITS_PER_WIDE_INT.
6824 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6826 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6827 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6828 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6829 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6832 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6833 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6834 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6836 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6838 2005-07-26 Richard Guenther <rguenther@suse.de>
6840 PR tree-optimization/22486
6841 * fold-const.c (fold_unary): Fold away useless component
6842 references of the form (T *)&T.x, if the address
6845 2005-07-25 James E Wilson <wilson@specifixinc.com>
6847 * dwarf2out.c (add_call_src_coords_attributes): New.
6848 (gen_inlined_subroutine_die): Call it.
6849 (maybe_emit_file, init_file_table): Add comments.
6850 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6852 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6853 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6854 * tree.h (BLOCK_SOURCE_LOCATION): New.
6855 (struct tree_block): New field locus.
6857 2005-07-26 Andreas Schwab <schwab@suse.de>
6859 PR rtl-optimization/23043
6860 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6861 when allocating a struct unoccr.
6863 2005-07-25 Richard Henderson <rth@redhat.com>
6866 * tree-complex.c (gate_no_optimization): True if errors.
6867 * Makefile.in (tree-complex.o): Update dependencies.
6869 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6871 * config/frv/predicates.md (integer_register_operand): Use
6874 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6877 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6879 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6881 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6883 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6884 types when flag_unsafe_math_optimizations is true.
6886 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6888 * gcc.c (option_map): Add --sysroot.
6889 (process_command): Handle --sysroot.
6890 (display_help): Document it.
6891 * doc/cppopts.tex (-isysroot): Document.
6892 * doc/invoke.texi (--sysroot): Document.
6893 * doc/install.texi (--with-build-sysroot): Document.
6895 * Makefile.in (inhibit_libc): New variable.
6896 (INHIBIT_LIBC_CFLAGS): Likewise.
6897 (LIBGCC2_CFLAGS): Include
6898 $(INHIBIT_LIBC_CFLAGS).
6899 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6900 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6901 ($(T)crtend.o): Likewise.
6902 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6903 ($(T)crtendS.o): Likewise.
6904 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6905 ($(T)crtendT.o): Likewise.
6906 (stmp-fixinc): Do not complain about missing headers if
6908 * configure.ac (inhibit_libc): Set it to true/false.
6909 (--with-build-sysroot): New option. Use it to set
6911 * configure: Regenerated.
6913 2005-07-25 Manfred Hollstein <mh@suse.com>
6915 * calls.c (store_one_arg): Fix unsigned comparison warning.
6917 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6920 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6921 (ggc_print_statistics): Initialize variable before use.
6923 2005-07-25 Richard Guenther <rguenther@suse.de>
6925 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6926 calling with a PHI_NODE argument.
6928 * tree-flow-inline.h (overlap_subvar): Protect against
6931 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6933 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6934 * configure: Regenerate.
6936 2005-07-25 Ira Rosen <irar@il.ibm.com>
6938 * expr.c (highest_pow2_factor): Make extern.
6939 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6940 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6941 record_array_differ_p, array_ptr_differ_p): Likewise.
6942 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6943 additional cases. Call the above functions.
6944 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6945 base_object_differ_p when there are two base objects. Otherwise, compare
6946 base address and offset. Call may_alias_p.
6947 (dump_data_reference): Use a correct field name.
6948 (analyze_array): Make static. Initialize new data-ref fields.
6949 (analyze_indirect_ref): New function.
6950 (init_data_ref): Initialize new data-ref fields.
6951 (strip_conversion): Moved from tree-vect-analyze.c.
6952 (analyze_offset_expr, get_ptr_offset, address_analysis,
6953 object_analysis): Likewise.
6954 (analyze_offset): New function.
6955 (create_data_ref): Likewise.
6956 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6957 dimensions for ARRAY_REFs only.
6958 (build_classic_dist_vector): Make static.
6959 (access_functions_are_affine_or_constant_p): Call macro to get the
6960 address of access functions.
6961 (compute_all_dependences): Add new parameter
6962 compute_self_and_read_read_dependences. Compute self and read-read
6963 dependences if it is true.
6964 (find_data_references_in_loop): Call create_data_ref. Initialize new
6966 (compute_data_dependences_for_loop): Add new parameter
6967 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6968 compute nb_loops. Call compute_all_dependences,
6969 build_classic_dist_vector and build_classic_dir_vector with correct
6971 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6972 with correct parameters. Compare dimensions for ARRAY_REFs only.
6973 (free_data_refs): Call macro to free access functions.
6974 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6975 fields from stmt_vinfo.
6976 (struct base_object_info): New structure.
6977 (struct data_reference): Move fields to base_object_info. Add fields
6978 first_location and object_info for above structures. Move fields from
6979 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6980 aligned_to. Add macros to access the new fields.
6981 Update functions declarations.
6982 * tree-flow.h (is_aliased_with): Declare.
6983 * tree-loop-linear.c (linear_transform_loops): Call
6984 compute_data_dependences_for_loop with correct parameters.
6985 * tree-ssa-alias.c (is_aliased_with): New function.
6986 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6987 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6988 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6989 vect_base_addr_differ_p, compute_subscript_distance and
6990 build_classic_dist_vector. Add printings. Check absolute value of
6992 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6994 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6995 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6996 to bytes. Add printing.
6997 (vect_compute_data_refs_alignment): Go through loads and stores in one
6999 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7000 vect_analyze_data_ref_access): Likewise.
7001 (vect_analyze_pointer_ref_access): Remove.
7002 (vect_address_analysis, vect_object_analysis): Likewise.
7003 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7004 and analyze data-refs in the loop.
7005 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7006 fields of data-ref instead of stmt. Add init to the offset from the
7008 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7009 (vect_update_init_of_dr): Likewise.
7010 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7011 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7013 (new_loop_vec_info): Initialize new fields.
7014 (destroy_loop_vec_info): Free new fields.
7015 (vect_strip_conversion): Remove.
7016 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7017 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7018 datarefs. Add new field ddrs.
7019 Add macros for the new fields access.
7020 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7021 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7022 Remove their macros.
7023 * tree.h (highest_pow2_factor): Declare.
7025 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7027 * calls.c (store_one_arg): Check for sibling call MEM arguments
7028 from already clobbered incoming argument area.
7030 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7032 * c-common.c (check_missing_format_attribute): New.
7033 * c-common.h (check_missing_format_attribute): Likewise.
7034 * c-typeck.c (convert_for_assignment): Use it.
7036 2005-07-24 Andreas Schwab <schwab@suse.de>
7038 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7039 register use a word move. Correct operand of ext.w in 68000 code.
7041 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7043 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7044 variables as declarations, rather than definitions.
7046 2005-07-24 Ira Rosen <irar@il.ibm.com>
7048 PR tree-optimization/22526
7049 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7052 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7054 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7055 that C99 reserve for future use. Use it to define clog10,
7056 clog10f and clog10l.
7058 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7060 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7061 * configure.ac: Check for -Wmissing-format-attribute.
7063 * configure: Regenerate.
7065 2005-07-23 Richard Henderson <rth@redhat.com>
7067 PR tree-optimization/22623
7068 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7070 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7073 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7075 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7077 * Makefile.in (C_TREE_H): Update dependencies.
7078 * c-tree.h: Include toplev.h.
7079 * diagnostic.h (diagnostic_set_info): Add format attribute.
7080 * rtl-error.c (diagnostic_for_asm): Likewise.
7082 2005-07-23 Chao-ying Fu <fu@mips.com>
7084 * config/mips/mips-dsp.md: New file.
7085 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7086 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7088 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7089 MIPS_BUILTIN_BPOSGE32.
7090 (mips_expand_builtin_direct): Add one parameter to indicate that
7091 builtin functions need to return a value.
7092 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7094 (mips_regno_to_class): Add classes for 12 new DSP registers.
7095 (mips_subword): Change to check four HI registers.
7096 (mips_output_move): Output move to and from 6 new DSP accumulators.
7097 (override_options): Make sure -mdsp and -mips16 are not used together.
7098 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7100 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7102 (print_operand): Add 'q' for printing DSP accumulators.
7103 (mips_cannot_change_mode_class): Check ACC_REGS.
7104 (mips_secondary_reload_class): Check ACC_REGS.
7105 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7106 (mips_register_move_cost): Check ACC_REGS.
7107 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7108 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7109 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7110 (dsp_bdesc): New array.
7111 (bdesc_arrays): Add DSP builtin function table.
7112 (mips_prepare_builtin_arg): Check predicate again after
7114 (mips_expand_builtin): Add one more parameter to
7115 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7116 MIPS_BUILTIN_BPOSGE32.
7117 (mips_init_builtins): Initialize new function types.
7118 (mips_expand_builtin_direct): Check if builtin functions need to
7119 return a value and pass operands properly.
7120 (mips_expand_builtin_bposge): New function.
7121 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7122 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7123 (FIRST_PSEUDO_REGISTER): Increase to 188.
7124 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7125 Update for 12 new DSP registers.
7126 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7127 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7128 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7129 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7130 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7131 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7132 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7133 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7134 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7135 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7136 (REGISTER_NAMES): Add names for 12 new DSP registers.
7137 * config/mips/mips.md: Include mips-dsp.md.
7138 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7139 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7140 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7141 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7142 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7143 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7144 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7145 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7146 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7147 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7148 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7149 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7150 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7151 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7152 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7153 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7154 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7155 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7156 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7157 (UNSPEC_RDDSP): New constants.
7158 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7159 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7161 * config/mips/mips.opt (-mdsp): New option.
7162 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7163 (reg_imm10_operand): New predicates.
7164 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7165 * doc/invoke.texi (-mdsp): Document new option.
7167 2005-07-22 DJ Delorie <dj@redhat.com>
7169 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7171 * tree-inline.c (inlinable_function_p): Likewise.
7173 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7176 * toplev.c (check_global_declarations): Do not mark undefined
7177 variables as DECL_IGNORED_P.
7178 * varasm.c (first_global_object_name): GTY it.
7179 (weak_global_object_name): Likewise.
7180 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7181 a string to go into {weak,first}_global_object_name.
7183 2005-07-22 DJ Delorie <dj@redhat.com>
7185 * c-format.c (check_function_format): Change warning control
7186 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7188 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7190 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7191 &PTR->FLD a dereference of PTR.
7192 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7193 a potential dereference of PTR.
7195 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7197 PR rtl-optimization/20370
7198 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7199 call allocate_reg_info if necessary.
7201 PR rtl-optimization/21848
7202 * calls.c (emit_library_call_value_1): For const functions, add
7203 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7205 PR rtl-optimization/22445
7206 * cselib.c (target.h): Include.
7207 (rtx_equal_for_cselib_p): Allow commutative matches.
7208 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7209 Remove MODE parameter. Changed all callers.
7211 PR rtl-optimization/22258
7212 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7214 (try_combine): Use likely_spilled_retval_p.
7216 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7218 * config.gcc: Add crx-elf support.
7220 * doc/contrib.texi: Mention crx.
7221 * doc/extend.texi: Document crx extensions.
7222 * doc/install.texi: Document crx install.
7223 * doc/invoke.texi: Document crx options.
7224 * doc/md.texi: Document crx constraints.
7226 * config/crx/crx-protos.h: New file.
7227 * config/crx/crx.c: New file.
7228 * config/crx/crx.h: New file.
7229 * config/crx/crx.md: New file.
7230 * config/crx/crx.opt: New file.
7231 * config/crx/t-crx: New file.
7233 2005-07-22 Manfred Hollstein <mh@suse.com>
7235 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7237 (int_add_graph_edge): Likewise.
7238 (collapse_nodes): Likewise.
7239 (process_unification_queue): Likewise.
7241 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7242 Laurent GUERBY <laurent@guerby.net>
7244 PR tree-optimization/22336
7245 * function.c (record_block_change): Check for
7246 cfun->ib_boundaries_block.
7248 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7250 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7251 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7253 2005-07-21 DJ Delorie <dj@redhat.com>
7255 * toplev.c (warn_deprecated_use): Add warning control to warning
7257 * c-typeck.c (parser_build_binary_op): Likewise.
7258 (c_finish_if_stmt): Likewise.
7259 * c-common.c (check_function_sentinel): Likewise.
7260 (check_nonnull_arg): Likewise.
7262 2005-07-21 Richard Henderson <rth@redhat.com>
7265 * tree-complex.c (complex_ssa_name_components): New.
7266 (cvc_lookup): Allow entry not found.
7267 (create_components): Remove.
7268 (create_one_component_var, get_component_var): New.
7269 (get_component_ssa_name, set_component_ssa_name): New.
7270 (extract_component): Use get_component_ssa_name.
7271 (update_complex_components): Use set_component_ssa_name.
7272 (update_complex_components_on_edge): Likewise.
7273 (update_phi_components): Create new PHI nodes directly, instead
7274 of adding insns to edges.
7275 (tree_lower_complex): Allocate and free complex_variable_components
7276 and complex_ssa_name_components here.
7278 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7280 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7281 revert to returning false.
7283 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7286 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7288 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7291 * config/i386/i386.md (cmpxf): Change operand constraints
7292 to "nonmemory_operand".
7294 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7296 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7298 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7301 * fold-const.c (fold_build1): Add checksum for the operands.
7302 (fold_build2): Likewise.
7303 (fold_build3): Likewise.
7305 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7308 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7310 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7312 * common.opt (-fforward-propagate): Committed by mistake,
7315 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7317 * reg-stack.c: Fix comment typo(s).
7318 * tree-ssa-operands.c: Likewise.
7319 * tree-vectorizer: Likewise.
7321 2005-07-21 Nick Clifton <nickc@redhat.com>
7323 * config/sh/symbian.c: Replace C++ style line comments with C
7324 style line comments.
7325 (symbian_add_attribute): Do not use a ? operator on the LHS of
7327 (sh_symbian_handle_dll_attribute): Change the type of the
7328 method vector to "VEC(tree,gc)*" and use vector accessor
7329 macros to walk over the elements.
7330 (symbian_export_vtable_and_rtti_p): Likewise.
7331 (symbian_class_needs_attribute_p): Likewise.
7333 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7336 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7337 initialize targetm.resolve_overloaded_builtin here.
7338 (altivec_expand_overloaded_builtin): Make it non-static.
7339 * config/rs6000/rs6000-protos.h
7340 (altivec_expand_overloaded_builtin): New prototype.
7341 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7342 targetm.resolve_overloaded_builtin here.
7343 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7345 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7346 Zdenek Dvorak <dvorakz@suse.cz>
7348 PR tree-optimization/19210
7349 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7351 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7352 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7353 rely on unproven assumptions.
7354 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7355 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7356 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7357 to number_of_iterations_exit.
7358 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7359 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7360 * tree-ssa-loop-niter.c (find_loop_niter,
7361 estimate_numbers_of_iterations_loop): Likewise.
7362 (number_of_iterations_exit): Honor the new options.
7363 * doc/invoke.texi (Wunsafe-loop-optimizations,
7364 funsafe-loop-optimizations): Document them.
7366 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7368 PR rtl-optimization/22167
7369 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7371 2005-07-20 Adam Nemet <anemet@lnxw.com>
7373 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7374 __do_global_dtors_aux longcall.
7376 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7378 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7379 (old_special_pred_table): Don't reference
7380 SPECIAL_MODE_PREDICATES.
7381 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7382 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7383 * config/sh/predicates.h: Don't mention
7384 SPECIAL_MODE_PREDICATES.
7385 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7388 2005-07-20 DJ Delorie <dj@redhat.com>
7390 * config.gcc: Add m32c-elf support.
7392 * doc/contrib.texi: Mention m32c.
7393 * doc/extend.texi: Document m32c extensions.
7394 * doc/install.texi: Mention m32c.
7395 * doc/invoke.texi: Document m32c options.
7396 * doc/md.texi: Document m32c constraints.
7398 * config/m32c/addsub.md: New file.
7399 * config/m32c/bitops.md: New file.
7400 * config/m32c/cond.md: New file.
7401 * config/m32c/jump.md: New file.
7402 * config/m32c/m32c-lib1.S: New file.
7403 * config/m32c/m32c-lib2.c: New file.
7404 * config/m32c/m32c-modes.def: New file.
7405 * config/m32c/m32c-pragma.c: New file.
7406 * config/m32c/m32c-protos.h: New file.
7407 * config/m32c/m32c.abi: New file.
7408 * config/m32c/m32c.c: New file.
7409 * config/m32c/m32c.h: New file.
7410 * config/m32c/m32c.md: New file.
7411 * config/m32c/m32c.opt: New file.
7412 * config/m32c/minmax.md: New file.
7413 * config/m32c/mov.md: New file.
7414 * config/m32c/muldiv.md: New file.
7415 * config/m32c/predicates.md: New file.
7416 * config/m32c/prologue.md: New file.
7417 * config/m32c/shift.md: New file.
7418 * config/m32c/t-m32c: New file.
7420 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7422 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7423 (stack_protect_set, stack_protect_test): New expanders.
7424 (stack_protect_set_si, stack_protect_set_si_media,
7425 stack_protect_set_di_media, stack_protect_test_si,
7426 stack_protect_test_si_media, stack_protect_test_di_media):
7429 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7431 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7433 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7435 * tree.h (tree_expr_nonzero_p): Export.
7436 * fold-const.c (tree_expr_nonzero_p): Likewise.
7437 Return true for CALL_EXPRs that are alloca calls.
7438 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7440 * tree-flow.h (expr_computes_nonzero): Remove.
7441 * tree-vrp.c (expr_computes_nonzero): Remove.
7442 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7443 (extract_range_from_unary_expr): Likewise.
7444 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7445 tree_expr_nonzero_p.
7447 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7449 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7450 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7451 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7452 All callers changed.
7453 (frame_related_constant_load): New arg "related" which controls
7454 setting of RTX_FRAME_RELATED_P. All callers changed.
7455 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7456 (bfin_expand_prologue): Add stack limit checking.
7457 * config/bfin/bfin.md (trapifcc): New pattern.
7459 * config/bfin/bfin.c: Include "langhooks.h".
7460 (def_builtin): Go through lang_hooks to call builtin_function.
7462 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7463 * config/bfin/predicates.md (symbol_ref_operand): New.
7464 (call_insn_operand): Delete. All callers changed to use
7465 register_no_elim_operand.
7466 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7468 (function_arg): Use it to generate the call's operand 2.
7469 (bfin_longcall_p): New function.
7470 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7471 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7472 determine if the address needs to be in a REG.
7473 (bfin_handle_longcall_attribute): New function.
7474 (bfin_attribute_table): Add "longcall" and "shortcall".
7475 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7476 (CUMULATIVE_ARGS): New member call_cookie.
7477 (PREDICATE_CODES): Add symbol_ref_operand.
7478 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7479 extra USE to the pattern.
7480 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7481 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7482 sibcall_value_insn; now the new patterns handle direct calls and the
7483 old ones indirect calls.
7484 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7486 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7488 * doc/trouble.texi: Update section on handling of empty loops.
7490 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7492 * config.gcc: Remove support for sparc-*-openbsd*,
7493 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7495 * config.host: Remove support for i860-*-sysv4* as a host.
7496 * config/i860/*, config/ip2k/*, config/ns32k/*,
7497 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7498 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7499 mention obsolete ports.
7501 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7503 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7505 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7506 of frame_pointer_rtx.
7507 (sh_expand_epilogue): Likewise.
7508 (sh_set_return_address): Likewise.
7509 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7510 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7511 offsets from FRAME_POINTER_REGNUM.
7512 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7513 (sh_register_names): Add initializer for sfp.
7514 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7515 (VALID_REGISTER_P): Likewise.
7516 (FIRST_PSEUDO_REGISTER): Update.
7517 (DWARF_FRAME_REGISTERS): Define.
7518 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7519 (HARD_FRAME_POINTER_REGNUM): Define.
7520 (FRAME_POINTER_REGNUM): Redefine.
7521 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7522 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7523 from FRAME_POINTER_REGNUM.
7524 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7525 FRAME_POINTER_REGNUM.
7526 (REG_CLASS_CONTENTS): Add sfp.
7527 (REG_ALLOC_ORDER): Likewise.
7528 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7529 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7530 of frame_pointer_rtx.
7531 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7533 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7535 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7536 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7537 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7539 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7542 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7544 Make CONSTRUCTOR use VEC to store initializers.
7545 * c-common.c (complete_array_type): Update to cope with VEC in
7547 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7548 (pp_c_constructor_elts): New function.
7549 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7550 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7551 struct constructor_stack, struct initializer_stack,
7552 constructor_elements, push_init_level, pop_init_level,
7553 add_pending_init, find_init_member, output_init_element): Update to
7554 cope with VEC in CONSTRUCTOR_ELTS.
7555 * coverage.c (build_fn_info_value, build_ctr_info_value,
7556 build_gcov_info): Likewise.
7557 * expr.c (categorize_ctor_elements_1, store_constructor,
7558 expand_expr_real_1): Likewise.
7559 * fold-const.c (fold_ternary): Likewise.
7560 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7561 gimplify_init_constructor, gimplify_expr): Likewise.
7562 * tree-dump.c (dequeue_and_dump): Likewise.
7563 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7565 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7567 * tree-sra.c (generate_element_init_1): Likewise.
7568 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7569 * tree-ssa-operands.c (get_expr_operands): Likewise.
7570 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7571 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7572 (get_initial_def_for_reduction): Likewise.
7573 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7574 value handle in annotations.
7575 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7576 tree_node_structure): Add support for constr_kind.
7577 (build_vector_from_ctor, build_constructor_single,
7578 build_constructor_from_list): New functions.
7579 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7580 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7581 Update to cope with VEC in CONSTRUCTOR_ELTS.
7582 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7583 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7584 CONSTRUCTOR_APPEND_ELT): New macros.
7585 (struct constructor_elt, struct tree_constructor): New data types.
7586 (union tree_node): Add tree_constructor field.
7587 * treestruct.def: Define TS_CONSTRUCTOR.
7588 * varasm.c (const_hash_1, compare_constant, copy_constant,
7589 compute_reloc_for_constant, output_addressed_constants,
7590 initializer_constant_valid_p, output_constant,
7591 array_size_for_constructor, output_constructor): Update to cope with
7592 VEC in CONSTRUCTOR_ELTS.
7593 * vec.h (VEC_empty, VEC_copy): New macros.
7595 2005-07-19 Devang Patel <dpatel@apple.com>
7597 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7599 2005-07-19 Richard Henderson <rth@redhat.com>
7602 * gimplify.c (gimplify_expr): Use main variant type for the temp
7603 destination for a discarded volatile read.
7604 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7605 casts between non-void types that change volatility.
7607 2005-07-15 DJ Delorie <dj@redhat.com>
7609 * toplev.h: Add comment about the first parameter for warning().
7610 * errors.h: Likewise.
7612 * c.opt (Wpragmas): New.
7613 * doc/invoke.texi: Document it.
7615 * function.c (do_warn_unused_parameter): Add warning control to
7617 * c-decl.c (warn_if_shadowing): Likewise.
7618 * c-lex.c (cb_def_pragma): Likewise.
7619 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7620 (pop_alignment): Likewise.
7621 (handle_pragma_pack): Likewise.
7622 (apply_pragma_weak): Likewise.
7623 (handle_pragma_weak): Likewise.
7624 (handle_pragma_redefine_extname): Likewise.
7625 (add_to_renaming_pragma_list): Likewise.
7626 (handle_pragma_extern_prefix): Likewise.
7627 (maybe_apply_renaming_pragma): Likewise.
7628 (handle_pragma_visibility): Likewise.
7630 * config/c4x/c4x-c.c (BAD): Likewise.
7631 (c4x_parse_pragma): Likewise.
7632 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7633 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7634 (rs6000_pragma_longcall): Likewise.
7635 * config/v850/v850-c.c (pop_data_area): Likewise.
7636 (ghs_pragma_section): Likewise.
7637 (ghs_pragma_section): Likewise.
7638 (ghs_pragma_interrupt): Likewise.
7639 (ghs_pragma_starttda): Likewise.
7640 (ghs_pragma_startsda): Likewise.
7641 (ghs_pragma_startzda): Likewise.
7642 (ghs_pragma_endtda): Likewise.
7643 (ghs_pragma_endsda): Likewise.
7644 (ghs_pragma_endzda): Likewise.
7646 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7647 Kenneth Zadeck <zadeck@naturalbridge.com>
7649 * Makefile.in: Removed tree-promote-statics.c
7650 * tree-promote-statics.c: Removed.
7651 * common.opt: Removed flag-promote-statics.
7653 * passes.c: Removed tree-promote-statics pass.
7654 * tree-pass.h: Ditto.
7655 * timevar.def: Removed TV_PROMOTE_STATICS.
7658 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7660 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7662 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7664 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7667 * c-common.c (check_function_arguments): Call
7668 'check_function_format' if either -Wformat or
7669 -Wmissing-format-attribute are specified.
7670 * c-format.c (check_function_format): Check -Wformat before
7671 calling 'check_format_info'.
7672 * c-opts.c (c_common_post_options): Don't warn for
7673 -Wmissing-format-attribute without -Wformat.
7674 * c-typeck.c (convert_for_assignment): Detect additional cases for
7675 -Wmissing-format-attribute.
7676 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7679 2005-07-19 Richard Guenther <rguenther@suse.de>
7681 * config/i386/i386.md (lrint<mode>2): Use temporary
7682 instead of clobbering non-existent memory.
7684 2005-07-19 Nick Clifton <nickc@redhat.com>
7686 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7687 statement to avoid displaying ASCII control characters.
7689 2005-07-19 Ben Elliston <bje@au.ibm.com>
7691 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7692 * cfganal.c (find_edge_index): Ditto.
7693 * combine.c (combine_instructions): Ditto.
7694 * ddg.c (create_scc): Ditto.
7695 (find_successors): Ditto.
7696 (find_predecessors): Ditto.
7697 (find_nodes_on_paths): Ditto.
7698 (longest_simple_path): Ditto.
7699 * flow.c (update_life_info): Ditto.
7700 (count_or_remove_death_notes): Ditto.
7701 (clear_log_links): Ditto.
7702 * modulo-sched.c (generate_reg_moves): Ditto.
7703 (find_max_asap): Ditto.
7704 (find_max_hv_min_mob): Ditto.
7705 (find_max_dv_min_mob): Ditto.
7706 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7707 * sched-rgn.c (extract_edgelst): Ditto.
7708 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7709 (dump_update_ssa): Ditto.
7710 (ssa_names_to_replace) Ditto.
7711 (switch_virtuals_to_full_rewrite): Ditto.
7712 (update_ssa): Ditto.
7713 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7715 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7717 Fix PR tree-optimization/22483
7719 * tree-complex.c (create_components): Use
7720 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7721 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7722 * tree-flow.h (safe_referenced_var_iterator): New structure.
7723 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7724 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7725 safe_referenced_var iterator.
7726 (add_type_alias): Ditto.
7728 2005-07-19 Steven Bosscher <stevenb@suse.de>
7730 * loop-init.c (rest_of_handle_loop2): Remove.
7731 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7732 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7733 (pass_rtl_loop_init, pass_rtl_loop_done,
7734 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7735 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7736 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7737 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7738 pass_tree_loop_done, and pass_tree_unswitch.
7739 (gate_loop): Rename to gate_tree_loop.
7740 * passes.c (init_optimization_passes): Update for renamed tree
7741 loop passes. Add the new loop2 passes as subpasses of loop2.
7742 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7743 Update for the renamed tree loop passes.
7745 2005-07-18 Ian Lance Taylor <ian@airs.com>
7748 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7749 blocks when optimizing.
7751 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7753 * common.opt (frename-registers): Initialize to 2.
7755 (fgcse-after-reload): Ditto.
7756 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7757 (process_options): Only change flag_web, flag_rename_registers,
7758 and flag_rerun_cse_after_loop if not explicitly set by user.
7760 2005-07-18 Jan Beulich <jbeulich@novell.com>
7762 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7763 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7764 in 64-bit mode the same as DImode in 32-bit mode.
7765 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7766 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7767 mode. Add new mode parameter.
7768 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7769 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7770 x86_64_shift_adj): New expanders.
7771 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7772 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7774 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7775 DImode shift splitters.
7776 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7777 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7780 2005-07-18 Jan Beulich <jbeulich@novell.com>
7782 * i386.md (movdi_extzv_1): New.
7783 (zero_extendhidi2): Combine alternatives and never force use of
7785 (zero_extendqidi2): Likewise. Don't restrict input selection.
7787 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7789 Fix PR tree-optimization/22531
7790 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7793 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7795 * tree-promote-statics.c (pass_promote_statics): Change dump file
7798 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7800 * tree-optimize.c (init_tree_optimization_passes): Add
7801 pass_eliminate_useless_stores pass.
7802 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7803 * tree-ssa-pre.c (is_copy_stmt): New function.
7804 (follow_copies_till_vuse): Ditto.
7805 (do_eustores): Ditto.
7806 (gate_eustores): Ditto.
7808 2005-07-16 Richard Henderson <rth@redhat.com>
7810 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7812 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7813 Kenneth Zadeck <zadeck@naturalbridge.com>
7815 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7816 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7817 ipa-type-escape.h, tree-promote-statics.c
7818 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7819 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7820 tree-promote-statics.c: new files.
7821 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7822 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7823 int nonlocal_set_p, mark_constant_function): Deleted.
7824 (rest_of_handle_cfg): Removed call to mark_constant_function.
7825 (nonoverlapping_component_refs_p): Added calls to support
7826 type based aliasing.
7827 * tree-ssa-alias.c (may_alias_p,
7828 compute_flow_insensitive_aliasing): Ditto.
7829 * calls.c (flags_from_decl_or_type): Removed reference to
7831 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7832 too many arguments. This is necessary for Spec 2000.
7833 * cgraph.h (const_function, pure_function): Removed.
7834 * common.opt: Added "fipa-pure-const", "fipa-reference",
7835 "fipa-type-escape", and "ftree-promote-static".
7837 * passes.c: Added ipa and tree-promote-statics passes.
7838 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7839 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7840 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7841 * tree-flow.h: Added exposed sra calls and addition of
7842 reference_vars_info field for FUNCTION_DECLS.
7843 * tree-pass.h: Added passes.
7844 * tree-sra.c: (sra_init_cache): New function.
7845 (sra_insert_before, sra_insert_after) Made public.
7846 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7848 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7849 aliasing. (may_alias_p): Added code to use type escape analysis to
7851 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7852 code to prune clobbers of static variables based on information
7853 produced in ipa-reference pass. Changed call clobbering so that
7854 statics are not marked as clobbered if the call does not clobber
7857 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7859 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7862 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7864 * doc/install.texi (*-*-solaris2*): Document recommended version
7865 of GNU binutils and mention GNU linker problem on Solaris 10.
7867 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7870 * c-decl.c (c_build_bitfield_integer_type): New function.
7871 (finish_struct): Call it.
7872 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7874 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7876 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7879 2005-07-16 Jan Hubicka <jh@suse.cz>
7881 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7882 (scale_bbs_frequencies_int): Watch roundoff errors.
7883 * predict.c (return_prediction): Initialize return_stmt.
7885 2005-07-16 Jan Hubicka <jh@suse.cz>
7887 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7888 after RTL profiling.
7890 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7893 * fold-const.c (build_range_check): Convert high/low to etype
7894 if we are only comparing against exp.
7896 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7898 Fix PR tree-optimization/22376
7899 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7901 (need_to_solve): New function.
7902 (compute_points_to_sets): Use it.
7904 2005-07-15 Jan Hubicka <jh@suse.cz>
7906 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7907 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7909 2005-07-15 Richard Guenther <rguenther@suse.de>
7911 * c-common.c (handle_flatten_attribute): New function.
7912 Add flatten function attribute.
7913 * doc/extend.texi: Document flatten function attribute.
7914 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7915 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7917 (cgraph_decide_inlining): Handle functions with flatten
7920 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7922 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7923 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7924 UNSPEC_XCHG, UNSPEC_AND): New.
7925 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7926 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7927 * config/rs6000/sync.md (FETCHOP): New code macro.
7928 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7930 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7931 (sync_compare_and_swap<mode>): Same.
7932 (sync_lock_test_and_set<mode>): Same.
7933 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7934 for QImode and HImode, and not PPC405.
7935 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7936 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7937 (sync_<fetchop>{si,di}_internal): New.
7938 (sync_nand{si,di}_internal): New.
7939 (sync_old_<fetchop>{si,di}_internal): New.
7940 (sync_old_nand{si,di}_internal): New
7941 (sync_new_<fetchop>{si,di}_internal): New.
7942 (sync_new_nand{si,di}_internal): New.
7943 (atomic_and{si,di}): New.
7944 (sync_new_nand{si,di}_internal): New.
7945 (atomic_and{si,di}): New.
7946 (sync_add<mode>_internal): Delete.
7947 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7948 (sync_sub<mode>_internal): Delte.
7949 (sync_subshort_internal): New.
7950 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7951 (sync_anddi_internal): Delete.
7952 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7953 (sync_booldi_internal): Delete.
7954 (sync_boolc<mode>_internal): Delete.
7955 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7956 (sync_boolc<mode>_internal2): Delete.
7957 (sync_boolcc<mode>_internal): Delete.
7958 (isync, lwsync): Use unspec instead of unspec_volatile.
7959 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7960 Revert UNSPEC_VOLATILE.
7961 (rs6000_split_atomic_op): New.
7962 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7964 2005-07-14 Eric Christopher <echristo@redhat.com>
7966 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7967 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7969 2005-07-14 Eric Christopher <echristo@redhat.com>
7971 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7973 2005-07-14 Steven Bosscher <stevenb@suse.de>
7975 PR tree-optimization/22230
7976 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7977 the computation of the four cross productions for "range op range".
7979 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7980 Ulrich Weigand <uweigand@de.ibm.com>
7983 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7986 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7988 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7990 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7992 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7994 2005-07-14 Richard Guenther <rguenther@suse.de>
7997 * config/i386/i386-protos.h (ix86_function_value): Change
7998 prototype to match new target hook.
7999 * config/i386/i386.c (ix86_value_regno): Change prototype
8000 to take extra type argument.
8001 (TARGET_FUNCTION_VALUE): Define.
8002 (ix86_function_ok_for_sibcall): Pass extra argument to
8003 ix86_value_regno, check return slot rtx for exact match.
8004 (ix86_function_value): Take extra parameter. Dispatch to
8005 ix86_value_regno with fndecl/fntype as provided.
8006 (ix86_value_regno): Handle extra type argument.
8007 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8009 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8010 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8011 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8012 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8013 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8015 2005-07-14 Richard Guenther <rguenther@suse.de>
8017 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8018 * calls.c (expand_call): Pass fntype to hard_function_value.
8019 (emit_library_call_value_1): Likewise.
8020 * explow.c: Include target.h.
8021 (hard_function_value): Take extra argument, the fntype.
8022 Use new target hook for function_value.
8023 * expr.h (hard_function_value): Change prototype.
8024 * function.c (aggregate_value_p): Pass 0 as fntype to
8025 hard_function_value.
8026 (assign_parms): Use new target hook for function_value.
8027 Pass 0 as fntype to hard_function_value.
8028 (expand_function_end): Likewise.
8029 * reg-stack.c: Include target.h.
8030 (stack_result): Use new target hook for function_value.
8031 * target-def.h: New target hook function_value.
8032 * target.h: Likewise.
8033 * targhooks.c (default_function_value): New function.
8034 * targhooks.h (default_function_value): Declare.
8036 2005-07-13 Ian Lance Taylor <ian@airs.com>
8038 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8040 2005-07-14 Jan Hubicka <jh@suse.cz>
8042 * tree-dfa.c (dump_variable): Use default_def function.
8043 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8044 * tree-ssa.c (verify_use): Likewise.
8045 * tree-ssanames.c (release_ssa_name): Likewise.
8046 * tree-tailcall.c (eliminate_tail_call): Likewise.
8047 (tree_optimize_tail_calls_1): Likewise.
8048 * tree-vrp.c (get_value_range): Likewise.
8050 2005-07-14 Ben Elliston <bje@au.ibm.com>
8052 * gcc.c (main): Compare language[0] with '*' when iterating over
8055 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8057 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8058 "s390_emit_compare". Add handling of CCZ1mode.
8059 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8060 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8062 (s390_branch_condition_mask): Add CCZ1mode handling.
8063 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8064 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8065 Use CCZ1mode instead of CCZmode.
8066 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8068 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8070 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8072 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8074 2005-07-13 Eric Christopher <echristo@redhat.com>
8076 * config/mips/mips.c (mips_canonicalize_comparison): New.
8077 (mips_emit_int_relational): Use.
8079 2005-07-13 Eric Christopher <echristo@redhat.com>
8081 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8083 * config/s390/s390.md: Include tpf.md. Move tpf specific
8085 * config/s390/tpf.md: To here.
8086 * config/s390/s390.opt: Move tpf specific options...
8087 * config/s390/tpf.opt: to here. Add mmain option.
8088 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8089 * config/s390/tpf.h: Rewrite.
8091 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8093 * doc/tm.texi: Remove @xref{Cross-profiling}.
8095 2005-07-13 Jeff Law <law@redhat.com>
8097 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8098 expressions, test their _DECL operands for pointer equality rather
8099 than using operand_equal_p.
8101 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8103 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8104 (TARGET_POSIX_IO): This.
8105 * config/darwin.h: Likewise.
8106 * config/freebsd.h: Likewise.
8107 * config/linux.h: Likewise.
8108 * config/lynx.h: Likewise.
8109 * config/netbsd.h: Likewise.
8110 * config/rs6000/linux64.h: Likewise.
8111 * config/rs6000/linux.h: Likewise.
8112 * config/s390/tpf.h: Likewise.
8113 * config/sh/embed-elf.h: Likewise.
8114 * config/sparc/linux64.h: Likewise.
8115 * config/sparc/linux.h: Likewise.
8116 * config/svr4.h: Likewise.
8117 * gcov-io.h: Likewise.
8119 * doc/tm.texi: Updated.
8121 * libgcov.c (create_file_directory): Defined only if
8122 TARGET_POSIX_IO is defined.
8123 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8126 2005-07-13 Jan Hubicka <jh@suse.cz>
8128 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8130 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8132 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8133 structure as argument.
8135 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8137 PR tree-optimization/21921
8138 * tree-iterator.c (tsi_link_before): Support the case when
8139 tsi_end_p (tsi) == true.
8141 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8143 PR tree-optimization/22442
8144 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8147 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8149 PR rtl-optimization/20376
8150 * toplev.c (process_options): Enable -fweb and -frename-registers when
8152 * doc/invoke.texi: Update the information about when -fweb and
8153 -frename-registers are enabled.
8155 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8158 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8159 if *rhs_p is not a SSA_NAME.
8161 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8163 Fix PR tree-optimization/22422
8164 * tree-ssa-structalias.c (struct variable_info): Add flag for
8166 (get_varinfo): Now a static function.
8167 (new_varinfo): init has_union and is_special_var to false.
8168 (solution_set_add): Check has_union.
8169 (do_da_constraint): Move temporary variable so it gets reset
8171 Also check for special variable.
8172 (do_ds_constraint): Ditto.
8173 (do_sd_constraint): Ditto.
8174 (do_structure_copy): Check for special variable.
8175 (find_func_aliases): Ditto.
8176 (init_base_vars): Set special vars properly.
8178 2005-07-13 Jan Hubicka <jh@suse.cz>
8180 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8183 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8184 (get_expr_operands): Fix thinko wrt flags and subvars.
8186 PR tree-optimize/22379
8187 * tree-inline.c (expand_call_inline): Do not output sorry in early
8190 2005-07-12 Dale Johannesen <dalej@apple.com>
8192 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8194 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8197 * host-linux.h: Include limits.h.
8199 2005-07-12 Dale Johannesen <dalej@apple.com>
8201 * expr.c (compress_float_constant): Add cost check.
8202 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8204 2005-07-12 Dale Johannesen <dalej@apple.com>
8206 * gcc.target/i386/compress-float-sse.c: New.
8207 * gcc.target/i386/compress-float-sse-pic.c: New.
8208 * gcc.target/i386/compress-float-387.c: New.
8209 * gcc.target/i386/compress-float-387-pic.c: New.
8210 * gcc.dg/compress-float-ppc.c: New.
8211 * gcc.dg/compress-float-ppc-pic.c: New.
8213 2005-07-12 Eric Christopher <echristo@redhat.com>
8215 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8217 * config/s390/s390.md: Include tpf.md. Move tpf specific
8219 * config/s390/tpf.md: To here.
8220 * config/s390/s390.opt: Move tpf specific options...
8221 * config/s390/tpf.opt: to here. Add mmain option.
8222 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8223 * config/s390/tpf.h: Rewrite.
8225 2005-07-12 Eric Christopher <echristo@redhat.com>
8227 * gcc.c (struct infile): Update comment for language.
8228 (main): Rewrite input file resetting code.
8230 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8233 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8234 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8235 (lookup_avail_expr): Use constant_boolean_node instead
8236 of boolean_false_node/boolean_true_node.
8238 2005-07-12 Ben Elliston <bje@au.ibm.com>
8240 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8241 and use it when printing num_edges.
8243 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8245 * doc/extend.texi (Blackfin Built-in Functions): New section.
8246 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8249 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8251 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8252 s/cmpstrsi/cmpstrnsi
8253 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8255 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8256 (init_optabs): Initialize cmpstrn_optab.
8257 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8258 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8259 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8260 * config/i386/i386.md: s/cmpstr/cmpstrn
8261 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8262 * doc/md.texi: Update documentation.
8264 2005-07-11 Richard Henderson <rth@redhat.com>
8266 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8267 build_va_arg_indirect_ref.
8268 (alpha_gimplify_va_arg): Likewise.
8269 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8270 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8271 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8272 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8273 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8274 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8276 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8278 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8280 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8281 * passes.c (init_optimization_passes): Add pass_empty_loop.
8282 * tree-pass.h (pass_empty_loop): Declare.
8283 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8284 try_remove_empty_loop, remove_empty_loops): New functions.
8285 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8286 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8288 2005-07-12 Peter Barada <peter@the-baradas.com>
8292 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8293 in address registers.
8294 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8295 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8296 alternative of addsi3_5200.
8298 2005-07-11 Ian Lance Taylor <ian@airs.com>
8300 * config/mips/mips.md (ffs<mode>2): Remove.
8302 2005-07-11 Ian Lance Taylor <ian@airs.com>
8304 * doc/tree-ssa.texi (Cleanups): Improve description of
8306 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8308 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8310 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8311 * tree.h (DECL_ARGUMENT_FLD): New macro.
8313 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8315 Fix PR tree-optimization/22404
8317 * tree-ssa-structalias.c (create_variable_info_for): Use
8320 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8322 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8323 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8324 for second comparison operand.
8325 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8327 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8328 (define_insn_reservation "alu"): Likewise.
8329 (csync, ssync): Now of type sync.
8330 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8331 -mcsync-anomaly -mspecld-anomaly.
8332 * config/bfin/bfin.opt (mcsync): Remove.
8333 (mcsync-anomaly, mspecld-anomaly): Add.
8334 * config/bfin/bfin.c: Include "insn-codes.h".
8335 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8336 (TARGET_DEFAULT_TARGET_FLAGS): New.
8337 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8339 2005-07-11 Steven Bosscher <stevenb@suse.de>
8341 * basic-block.h: Give the BB flags enum a name, bb_flags.
8342 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8343 * cfgcleanup.c (enum bb_flags): Remove here.
8344 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8345 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8346 (update_forwarder_flag): Likewise.
8347 (thread_jump): Likewise.
8348 (try_forward_edges): Likewise.
8349 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8350 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8351 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8353 2005-07-11 Richard Guenther <rguenther@suse.de>
8355 * config/i386/i386.opt: New target option -msseregparm.
8356 * config/i386/i386.c (override_options): Error out for
8357 -msseregparm but no SSE support.
8358 (ix86_function_sseregparm): Check for global sseregparm.
8359 * doc/invoke.texi: Document -msseregparm.
8361 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8363 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8364 (m32rle-*-linux*): Ditto.
8366 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8368 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8369 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8372 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8376 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8377 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8379 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8381 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8382 (varmap): Heapify varmap.
8383 (constraints): Heapify constraints.
8384 (struct constraint_graph): Heapify succs and preds.
8385 (constraint_vec_find): Update for heapification.
8386 (constraint_set_union): Ditto.
8387 (insert_into_complex): Ditto.
8388 (constraint_edge_vec_find): Ditto.
8389 (erase_graph_self_edge): Ditto.
8390 (add_graph_edge): Ditto.
8391 (get_graph_weights): Ditto.
8392 (merge_graph_nodes): Ditto.
8393 (build_constraint_graph): Ditto.
8394 (topo_visit): Ditto.
8395 (solve_graph): Ditto.
8396 (create_variable_info_for): Ditto.
8397 (init_base_vars): Ditto.
8398 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8399 (condese_varmap_nodes): Free complex vector.
8400 (clear_edges_for_node): Clear succs and preds vector.
8402 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8404 * tree-ssa-structalias.c (update_alias_info): Change counting of
8405 references to not include vdefs.
8407 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8409 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8412 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8414 * pa.c (pa_commutative_p): Make PLUS commutative when
8415 TARGET_NO_SPACE_REGS is true.
8417 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8419 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8420 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8421 * tree-dfa.c (dump_subvars_for): New.
8422 (debug_subvars_for): New.
8423 (dump_variable): Show subvariables if VAR has them.
8424 * tree-flow-inline.h (get_subvar_at): New.
8425 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8426 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8428 (struct subvar): Change fields offset and size to unsigned
8430 (dump_subvars_for): Declare.
8431 (debug_subvars_for): Declare.
8432 (get_subvar_at): Declare.
8433 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8434 to unsigned HOST_WIDE_INT *.
8435 (overlap_subvar): Likewise.
8436 * tree-gimple.c (is_gimple_reg): Always return false for
8437 SFTs and memory tags.
8438 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8440 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8441 (compute_may_aliases): Call compute_points_to_sets.
8442 (collect_points_to_info_for): Remove.
8443 (compute_points_to_and_addr_escape): Remove.
8444 (delete_alias_info): Call delete_points_to_sets.
8445 (compute_flow_sensitive_aliasing): If the call to
8446 find_what_p_points_to returns false, call set_pt_anything.
8447 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8448 (set_pt_anything): Clear pi->pt_vars.
8449 (set_pt_malloc): Remove.
8450 (merge_pointed_to_info): Remove.
8451 (add_pointed_to_expr): Remove.
8452 (add_pointed_to_var): Remove.
8453 (collect_points_to_info_r): Remove.
8454 (is_escape_site): Make extern.
8456 (create_overlap_variables_for): Call it.
8457 * tree-ssa-copy.c (merge_alias_info): Never merge
8458 flow-sensitive alias information.
8459 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8460 offset and size to be unsigned HOST_WIDE_INT.
8461 (add_to_addressable_set): Rename from note_addressable.
8462 Set TREE_ADDRESSABLE as the variables are added to the set.
8464 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8465 operands into VUSEs when adding V_MAY_DEFs for members in an
8467 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8468 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8469 (struct variable_info): Add bitfield is_heap_var.
8470 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8471 (new_var_info): Initialize is_heap_var.
8472 (get_constraint_for): Add HEAP variables to the symbol table.
8473 Mark them with is_heap_var.
8474 (update_alias_info): New. Taken mostly from the old
8475 compute_points_to_and_addr_escape.
8476 (handle_ptr_arith): New.
8477 (find_func_aliases): Call update_alias_info.
8478 Call handle_ptr_info for tcc_binary expressions.
8479 Call mark_stmt_modified.
8480 (create_variable_info_for): If DECL has subvars, do not create
8481 variables for its subvars. Always add all the fields.
8482 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8483 SFTs, then add all the SFTs of the structure.
8484 If VI->DECL is an aggregate with subvariables, add the SFT at
8486 (find_what_p_points_to): If VI is an artificial variable,
8487 translate to bitfields in SSA_NAME_PTR_INFO.
8488 If the solution is empty, set pi->pt_vars to NULL
8489 (init_base_vars): Create ANYOFFSET.
8490 (compute_points_to_sets): Rename from create_alias_vars.
8492 (pass_build_pta): Remove.
8493 (delete_points_to_sets): Rename from delete_alias_vars.
8494 (pass_del_pta): Remove.
8495 * tree-ssa-structalias.h (struct alias_info): Move from
8497 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8498 NUM_REFERENCES_SET): Likewise.
8499 (compute_points_to_sets, delete_points_to_sets): Declare.
8501 2005-07-09 Richard Henderson <rth@redhat.com>
8503 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8504 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8505 alpha_split_lock_test_and_set_12): New functions.
8506 * config/alpha/alpha-protos.h: Update.
8507 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8508 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8509 * config/alpha/sync.md (I12MODE): New.
8510 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8511 (sync_<fetchop_name><I48MODE>): Likewise.
8512 (sync_nand<I48MODE>): Likewise.
8513 (sync_old_<fetchop_name><I48MODE>): Likewise.
8514 (sync_new_<fetchop_name><I48MODE>): Likewise.
8515 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8516 (sync_compare_and_swap<I48MODE>): Likewise.
8517 (sync_lock_test_and_set<I48MODE>): Likewise.
8518 (sync_compare_and_swap<I12MODE>): New.
8519 (sync_compare_and_swap<I12MODE>_1): New.
8520 (sync_lock_test_and_set<I12MODE>): New.
8521 (sync_lock_test_and_set<I12MODE>_1): New.
8523 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8527 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8529 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8531 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8532 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8534 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8537 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8539 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8541 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8542 memory_operand constraint.
8543 (store_conditional_<mode>): Same.
8544 (sync_compare_and_swap<mode>): Same.
8545 (sync_lock_test_and_set<mode>): Same.
8547 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8549 Rewrite PIC support to more closely model actual instructions.
8550 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8551 (cris_symbol): Remove prototypes for removed functions.
8552 (cris_pic_symbol_type_of, cris_valid_pic_const)
8553 (cris_expand_pic_call_address): Prototypes for new functions.
8554 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8556 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8558 <case ':'>: Add case for new punctuation character.
8559 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8560 emitting (extra) PIC modifier.
8561 <case UNSPEC>: Do not assert for PLT.
8562 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8563 (cris_expand_prologue, cris_expand_epilogue): Check
8564 for pic_offset_table_rtx usage instead of taking
8565 current_function_uses_pic_offset_table as the final word.
8566 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8567 Remove flag_pic difference.
8568 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8569 the moral equivalents of...
8570 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8572 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8573 (cris_handle_option): Mark ARG as unused.
8574 (cris_expand_pic_call_address): New worker function for "call",
8576 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8577 output PIC constructs here.
8578 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8579 as symbol-specific modifers, not whole or part of operands.
8580 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8581 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8582 constants and flag_pic.
8583 (CONSTANT_INDEX_P): Adjust for new functions.
8584 (enum cris_pic_symbol_type): New helper type.
8585 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8586 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8587 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8589 ("movsi"): Emit actual instructions for GOT and relative access.
8590 ("*movsi_got_load"): New pattern to set up the register holding
8592 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8593 Adjust FIXME for 'S'.
8594 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8595 Use "movs" for -fpic cases.
8596 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8597 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8598 ("call", "call_value"): Just call cris_expand_pic_call_address for
8600 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8601 Remove special pattern.
8602 ("*expanded_call_side", "*expanded_call_value_side"): New
8604 (gotplt-to-plt, gotplt-to-plt-side-call)
8605 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8607 * config/cris/cris/predicates.md
8608 ("cris_general_operand_or_gotless_symbol"): Remove unused
8610 ("cris_general_operand_or_symbol"): Adjust for new functions.
8612 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8614 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8616 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8618 * Makefile.in (TREE_H): Add treestruct.def.
8619 (c-decl.o): Add pointer-set.h
8620 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8621 visibility on regular DECL's.
8622 (merge_decls): Fix the copying of decl nodes of various types for
8623 the new structures. Don't update RTL, section name, weak status,
8624 etc, on DECL's without RTL.
8625 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8626 Don't check volatile on non-variable types.
8627 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8628 to check whether we have seen arguments.
8629 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8630 flag is checked before field (flag is common, field is not).
8631 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8632 TS_DECL_COMMON could have an origin.
8633 (add_location_or_const_value_attribute): Don't check section name
8634 on non-var/function decls.
8635 (dwarf2out_var_location): Reverse order of tests.
8636 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8637 with DECL_WRTL_CHECK.
8638 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8639 * fold-const.c (fold_binary): Don't check weakness on
8640 non-var/function decls.
8641 (tree_expr_nonzero_p): Ditto.
8642 (fold_checksum_tree): Use tree_decl_extra as sizeof
8644 * ggc-page.c (extra_order_size_table): Add sizes for
8645 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8647 * gimplify.c (gimplify_bind_expr): Only set
8648 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8649 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8651 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8652 * langhooks.h (init_ts). New langhook.
8653 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8654 * print-tree.c (print_node): Update to only print fields that
8655 exist in the structures the passed decl has.
8656 * toplev.c (wrapup_global_declarations): Don't reset
8657 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8658 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8659 * tree-inline.c (remap_decl): Ditto.
8660 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8661 * tree-pretty-print.c (print_declaration): Don't print
8662 DECL_REGISTER on things that don't contain it.
8663 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8664 non-var/function decls.
8665 * tree.c (tree_contains_struct): New structure.
8666 (init_priority_for_decl): New hashtable.
8667 (tree_int_map): New structure.
8668 (tree_int_map_eq): New function.
8669 (tree_int_map_marked_p): Ditto.
8670 (tree_int_map_hash): Ditto.
8671 (tree_map): Move to tree.h.
8672 (tree_map_eq): Externalize.
8673 (tree_map_hash): Ditto.
8674 (tree_map_marked_p): Ditto.
8675 (init_ttree): Set up tree_contains_struct and call langhook.
8676 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8677 (tree_code_size): Update for new structures.
8678 (tree_node_structure): Update for new structures.
8679 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8681 (copy_node_stat): Copy init priority.
8682 (build_decl_stat): Ditto for visibility.
8683 (ts_enum_names): New.
8684 (tree_contains_struct_check_failed): New function.
8685 (decl_init_priority_lookup): Ditto.
8686 (decl_init_priority_insert): Ditto.
8687 * treestruct.def: New file.
8688 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8689 (CONTAINS_STRUCT_CHECK): Ditto.
8690 (tree_contains_struct_check_failed): New prototype.
8691 (DECL_CHECK): Removed.
8692 (DECL_MINIMAL_CHECK): New.
8693 (DECL_COMMON_CHECK): Ditto.
8694 (DECL_WRTL_CHECK): Ditto.
8695 (DECL_NON_COMMON_CHECK): Ditto.
8696 (DECL_WITH_VIS_CHECK): Ditto.
8697 (VAR_OR_FUNCTION_DECL_P): Ditto
8698 (struct tree_decl_minimal): New structure.
8699 (struct tree_decl_common): Ditto.
8700 (struct tree_decl_with_rtl): Ditto.
8701 (struct tree_decl_with_vis): Ditto.
8702 (struct tree_decl_non_common): Ditto.
8703 (struct tree_field_decl): Ditto.
8704 (struct tree_parm_decl): Ditto.
8705 (struct tree_var_decl): Ditto.
8706 (struct tree_function_decl): Ditto.
8707 (struct tree_const_decl): Ditto.
8708 (struct tree_result_decl): Ditto.
8709 (union tree_node): Add new structures.
8710 * var-tracking.c (track_expr_p): Reverse order of tests.
8712 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8714 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8716 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8717 * system.h: Poison FINALIZE_PIC.
8718 * doc/tm.texi (FINALIZE_PIC): Remove.
8720 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8723 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8724 to the correct type if we have a MODIFY_EXPR.
8726 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8728 PR tree-optimization/22360
8729 * tree.c (upper_bound_in_type): Fix calculations for casting
8730 to a non-wider signed type and casting a signed value to a
8731 wider unsigned type.
8732 (lower_bound_in_type): Fix calculations for casting to a
8733 non-wider signed type.
8735 PR tree-optimization/20139
8736 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8738 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8739 fold_cond_expr_cond.
8740 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8741 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8743 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8746 * tree-complex.c (expand_complex_libcall): Produce
8747 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8749 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8751 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8752 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8753 b" assert and inserted fastpath code for this case.
8754 (bitmap_ior): Removed "a != b" assert.
8756 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8758 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8759 (ENDFILE_SPEC): Likewise.
8760 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8762 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8763 a large stack frame at epilogue.
8765 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8767 * final.c: Include sdbout.h when required.
8769 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8771 * config.gcc (*-*-darwin*): Only one target-specific header file
8773 (powerpc-*-darwin*): Add version-specific header files.
8774 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8775 * config.in: Regenerate.
8776 * configure: Regenerate.
8777 * gcc.c: Include xregex.h.
8778 (version_compare_spec_function): New.
8779 (spec_function): Add version-compare.
8780 (replace_outfile_spec_function): Reformat comment.
8781 (compare_version_strings): New.
8782 * config/darwin-c.c (version_as_macro): New.
8783 (builtin_define): New.
8784 (darwin_cpp_builtins): New.
8785 * config/darwin-protos.h (darwin_cpp_builtins): New.
8786 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8787 (LIB_SPEC): Make unconditional, update comment.
8788 (TARGET_C99_FUNCTIONS): Define.
8789 * config/darwin.opt: Sort.
8790 (mmacosx-version-min=): New.
8791 * config/darwin7.h: Delete.
8792 * config/darwin8.h: Delete.
8793 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8794 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8795 (TARGET_C99_FUNCTIONS): Define.
8796 * config/rs6000/darwin7.h: New.
8797 * config/rs6000/darwin8.h: New.
8798 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8799 (-mmacosx-version-min): Document.
8801 2005-07-07 Ian Lance Taylor <ian@airs.com>
8803 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8805 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8808 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8810 2005-07-07 Khem Raj <kraj@mvista.com>
8812 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8813 in bytes, not words.
8815 2005-07-07 Paul Brook <paul@codesourcery.com>
8817 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8818 DEFAULT_FUNCTION_ARG_PADDING to upward.
8820 2005-07-07 Richard Henderson <rth@redhat.com>
8822 * function.c (locate_and_pad_parm): Record parameter alignment in
8823 stack_alignment_needed.
8825 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8827 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8828 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8829 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8830 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8831 (define_attr "type"): Add isync, sync, load_l, store_c.
8832 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8833 Create scratch volatile MEM.
8834 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8836 (load_locked_<mode>): New.
8837 (store_conditional_<mode>): New.
8838 (sync_compare_and_swap<mode>): Replace with splitter.
8839 (sync_lock_test_and_set<mode>): Replace with splitter.
8840 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8842 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8843 is ics. Attribute isync.
8844 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8846 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8847 and UNSPECV_SYNC_OP.
8848 (emit_unlikely_jump): New.
8849 (emit_load_locked): New.
8850 (emit_store_conditional): New.
8851 (rs6000_split_compare_and_swap): New.
8852 (rs6000_split_lock_test_and_set): New.
8853 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8854 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8855 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8856 rs6000_split_lock_test_and_set): Declare.
8857 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8858 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8859 store_c, isync, sync.
8861 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8863 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8864 filenames to gtyp-gen.h.
8865 (s-typ-gen): Use it in place of for loops.
8867 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8869 * hooks.c (hook_bool_rtx_int_false): New function.
8870 * hooks.h (hook_bool_rtx_int_false): Declare.
8871 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8872 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8873 * target.h (struct gcc_target): Add commutative_p member.
8874 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8875 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8876 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8877 (pa_commutative_p): New function.
8878 * jump.c (target.h): Include.
8879 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8880 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8882 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8884 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8885 (s390_expand_setmem): New.
8886 * config/s390/s390.c: Likewise.
8887 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8889 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8890 general_operand. Call new function "s390_expand_setmem".
8891 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8892 ("setmem_long", "*setmem_long"): ... this.
8894 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8896 * config/s390/s390.c: (optimization_options): Enable
8897 TARGET_MVCLE at -Os.
8898 * doc/invoke.texi: Document changes in default behaviour.
8899 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8901 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8903 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8904 defined by back-end.
8906 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8908 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8909 all sets in the pattern.
8910 * config/rs6000/rs6000.md (stack_protect_testsi,
8911 stack_protect_testdi): Likewise.
8913 2005-07-06 Jeff Law <law@redhat.com>
8915 * tree-vrp.c (simplify_using_ranges): Kill.
8916 (vrp_finalize): Remove call to simplify_using_ranges.
8917 (simplify_stmt_using_ranges): New function extracted from
8918 simplify_using_ranges.
8919 (simplify_div_or_mod_using_ranges): Likewise.
8920 (simplify_abs_using_ranges): Likewise.
8921 (simplify_cond_using_ranges): New function.
8922 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8923 * tree-ssa-propagate.c (substitute_and_fold): Call
8924 simplify_stmt_using_ranges if we have range information.
8926 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8928 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8929 ia64_flag_schedule_isns2.
8931 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8932 reading/writing general registers.
8933 (ia64_function_arg): Revert 2005-06-18 change.
8935 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8937 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8938 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8940 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8942 * function.c (expand_function_end): Revert part of 2005-06-27
8943 patch. Do sjlj_emit_function_exit_after after return_label.
8945 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8947 * doc/install.texi (--disable-libssp): New.
8949 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8951 * doc/invoke.texi: Update -fforce-mem documentation.
8952 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8953 code for -fforce-mem.
8954 * expmed.c: (store_bit_field,store_fixed_bit_field,
8955 extract_bit_field): Ditto.
8956 * expr.c: (convert_move): Ditto.
8957 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8958 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8959 emit_conditional_add,expand_float,expand_fix): Ditto.
8960 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8961 (common_handle_option): Issue warning when -fforce-mem specified.
8963 2005-07-06 Paul Brook <paul@codesourcery.com>
8965 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8967 * configure: Regenerate.
8969 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8971 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8973 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8975 Fix PR tree-optimization/22319
8976 Fix PR tree-optimization/22140
8977 Fix PR tree-optimization/22310
8979 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8980 variable sized types.
8981 Use correct type for intermediate structure on *a = *b structure
8984 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8986 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8988 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8989 (machine_function): Move typedef to...
8990 * config/rs6000/rs6000.c (machine_function): ... here. Add
8991 varargs_save_offset field.
8992 (rs6000_stack_t): Remove varargs_size field.
8993 (setup_incoming_varargs): Allocate varargs save area using
8994 assign_stack_local, try to make it as small as possible.
8995 Save offset from virtual_stack_vars_rtx to the save area
8996 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8997 instead of magic 8 when fp word byte size is used.
8998 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8999 instead of -RS6000_VARARGS_SIZE.
9000 (rs6000_stack_info, debug_stack_info,
9001 rs6000_initial_elimination_offset): Remove all traces of
9003 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9004 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9005 RS6000_VARARGS_AREA.
9007 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9009 PR tree-optimization/21963
9010 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9011 constant_multiple_of in the same way get_computation_cost_at does.
9013 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9015 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9016 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9017 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9018 and return its previous value.
9019 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9020 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9022 (stack_protect_set, stack_protect_test): New expanders.
9023 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9024 stack_protect_testdi): New insns.
9025 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9026 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9028 2005-07-06 Jeff Law <law@redhat.com>
9030 * tree-ssa-dce.c (cfg_altered): New global.
9031 (tree_dce_init): Initialize cfg_altered.
9032 (remove_dead_stmt): If we remove an edge in the CFG, then set
9034 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9037 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9039 * Makefile.in (stamp-collect-ld): Use
9040 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9041 ./collect-ld if it already exists.
9042 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9043 Don't remove ./nm if it already exists.
9045 2005-07-05 Devang Patel <dpatel@apple.com>
9047 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9048 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9049 * tree-vectorizer.c (vect_loop_location): New.
9050 (vect_print_dump_info): Use vect_loop_location.
9051 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9052 (vectorize_loops): Set vect_loop_location.
9053 * tree-vect-analyze.c (vect_analyze_offset_expr,
9054 vect_determin_vectorization_factor, vect_analyze_operations,
9055 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9056 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9057 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9058 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9059 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9060 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9061 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9062 vect_analyze_loop): Adjust vect_print_dump_info API.
9063 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9064 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9065 vect_finish_stmt_generation, vectorizable_assignment,
9066 vectorizable_operation, vectorizable_store, vectorizable_load,
9067 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9068 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9069 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9070 vect_transform_loop): Same.
9071 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9072 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9075 2005-07-05 Randolph Chung <tausq@debian.org>
9077 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9078 * configure: Regenerate.
9079 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9080 (pa_tls_referenced_p): Declare.
9081 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9082 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9083 (legitimize_tls_address): New.
9084 (hppa_legitimize_address): Handle TLS addresses.
9085 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9086 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9087 (emit_move_sequence): Handle TLS addresses.
9088 (pa_encode_section_info): Call default handler to handle common
9090 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9091 (CONSTANT_ADDRESS_P): Reject TLS operands.
9092 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9093 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9094 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9095 (UNSPEC_TLSLE): Define new constants.
9096 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9097 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9098 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9099 (tie_symbolic_operand, tle_symbolic_operand): New
9101 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9103 * aclocal.m4: Update macros for autoconf 2.59 style.
9104 * configure.ac: Likewise.
9106 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9108 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9109 (function_arg): Pass small aggregates in general registers on 32-bit
9111 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9113 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9115 * Makefile.in (final.o): Fix dependencies.
9117 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9121 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9122 * langhooks.c (lhd_expr_to_decl): New.
9123 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9125 (LANG_HOOKS_INITIALIZER): Update.
9126 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9127 expr_to_decl langhook.
9128 * c-tree.h (c_expr_to_decl): Declare.
9129 * c-typeck.c (c_expr_to_decl): New.
9130 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9132 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9134 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9137 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9138 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9140 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9142 * Makefile.in: Adjust dependencies.
9143 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9144 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9145 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9146 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9147 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9148 rest_of_compilation.
9150 * bb-reorder.c (gate_duplicate_computed_gotos,
9151 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9152 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9153 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9154 pass_partition_blocks): New.
9155 * bt-load.c (gate_handle_branch_target_load_optimize,
9156 rest_of_handle_branch_target_load_optimize,
9157 pass_branch_target_load_optimize): New.
9158 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9160 * cfglayout.c (pass_insn_locators_initialize): New.
9161 * cfgrtl.c (pass_free_cfg): New.
9162 * combine.c (gate_handle_combine, rest_of_handle_combine,
9164 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9165 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9166 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9167 * except.c (pass_set_nothrow_function_flags,
9168 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9170 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9171 rest_of_handle_shorten_branches, pass_shorten_branches,
9172 rest_of_clean_state, pass_clean_state): New.
9173 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9174 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9175 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9177 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9178 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9179 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9180 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9182 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9183 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9184 pass_rtl_ifcvt, gate_handle_if_after_combine,
9185 rest_of_handle_if_after_combine, pass_if_after_combine,
9186 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9187 pass_if_after_reload): New.
9188 * integrate.c (pass_initial_value_sets): New.
9189 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9190 pass_purge_lineno_notes): New.
9191 * mode-switching.c (rest_of_handle_mode_switching,
9192 pass_mode_switching): New.
9193 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9194 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9196 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9197 pass_loop_optimize): New.
9198 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9200 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9202 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9203 pass_postreload_cse): New.
9204 * profile.c (gate_handle_profiling, pass_profiling,
9205 rest_of_handle_branch_prob, pass_branch_prob): New.
9206 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9207 pass_split_before_regstack, gate_handle_split_before_regstack,
9208 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9209 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9210 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9211 pass_stack_regs): New.
9212 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9213 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9214 pass_stack_adjustments): New.
9215 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9216 pass_regrename): New.
9217 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9218 pass_delay_slots, gate_handle_machine_reorg,
9219 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9220 * rtl.h (extern void purge_line_number_notes): New.
9221 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9222 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9224 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9226 * value-prof.c (gate_handle_value_profile_transformations,
9227 rest_of_handle_value_profile_transformations,
9228 pass_value_profile_transformations): New.
9229 * var-tracking.c (gate_handle_var_tracking,
9230 pass_variable_tracking): New.
9231 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9233 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9234 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9235 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9236 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9237 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9238 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9239 rest_of_handle_gcse2, rest_of_handle_regmove,
9240 rest_of_handle_tracer, rest_of_handle_if_conversion,
9241 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9242 rest_of_handle_web, rest_of_handle_branch_prob,
9243 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9244 rest_of_handle_jump_bypass, rest_of_handle_combine,
9245 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9246 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9247 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9248 rest_of_handle_mode_switching, rest_of_handle_jump,
9249 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9250 rest_of_handle_flow2, rest_of_handle_jump2,
9251 rest_of_handle_peephole2, rest_of_handle_postreload,
9252 rest_of_handle_shorten_branches, rest_of_clean_state,
9253 rest_of_compilation): Remove.
9255 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9256 * passes.c (dump_flags, in_gimple_form, all_passes,
9257 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9258 register_dump_files, next_pass_1, last_verified, execute_todo,
9259 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9260 from tree-optimize.c.
9261 (init_optimization_passes): Moved from tree-optimize.c,
9262 adding the RTL optimizations.
9263 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9264 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9265 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9266 register_dump_files, next_pass_1, last_verified, execute_todo,
9267 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9268 init_tree_optimization_passes, ipa_passes): Delete.
9269 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9271 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9272 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9274 (ipa_passes): Remove.
9275 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9276 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9277 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9278 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9279 (dump_info_p, dump_flag): Moved to tree-dump.h.
9281 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9283 * passes.c (finish_optimization_passes): Use dump_begin
9284 and dump_end, TDI_end.
9285 (gate_rest_of_compilation): New.
9286 (pass_rest_of_compilation): Use it.
9287 (gate_postreload, pass_postreload): New.
9288 * toplev.c (general_init): Rename init_tree_optimization_passes.
9289 * toplev.h (init_tree_optimization_passes): Rename to
9290 init_optimizations_passes.
9291 * tree-dump.c (dump_flag): Make static.
9292 (dump_files): Remove RTL dumps.
9293 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9294 pass_cleanup_cfg, pass_free_cfg_annotations,
9295 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9296 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9297 * tree-pretty-print.c: Include tree-pass.h.
9298 * cgraph.c: Include tree-dump.h.
9300 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9302 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9303 Only fall back to saying it points to readonly memory if
9306 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9308 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9309 * config/m32r/m32r.c (m32r_compute_frame_size,
9310 m32r_expand_prologue): Take current_function_profile into
9311 account whenever we reference
9312 current_function_uses_pic_offset_table.
9313 (m32r_finalize_pic): Remove.
9314 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9316 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9318 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9319 instead of $<. Don't remove ./as if it already exists.
9321 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9324 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9325 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9326 for complex modes when generating code for PA 1.0.
9327 (VALID_FP_MODE_P): New macro.
9328 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9329 sets for all general and floating point modes. Align wide floating
9330 point modes to even register boundaries to comply with architectural
9332 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9333 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9334 (VALID_FP_MODE_P): New macro.
9335 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9336 sets for all general and floating point modes. Align wide floating
9337 point modes to even register boundaries to comply with architectural
9340 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9342 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9345 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9347 * tree-ssa-structalias.c: Don't include expr.h.
9349 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9351 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9354 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9356 Fix PR tree-optimization/22279
9358 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9361 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9363 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9365 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9367 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9368 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9369 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9370 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9371 config/stormy16/stormy16.c, config/v850/v850.c,
9372 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9373 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9374 Avoid "." or "\n" at end of diagnostics and capital letters at
9375 start of diagnostics.
9376 * combine.c, cse.c: Don't translate dump file output.
9377 * toplev.c (print_version): Only translate output if going to
9380 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9382 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9383 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9386 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9388 * pa.c (fix_range): Fix typo in comment.
9390 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9392 * tree-vrp.c (extract_range_from_assert): Replace
9393 fold (build (...)) with fold_build2.
9395 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9397 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9398 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9399 (format_types_orig, handle_format_attribute): Add support for
9402 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9404 * varasm.c (assemble_variable): Fix format specifier thinko.
9406 2005-07-03 Ira Rosen <irar@il.ibm.com>
9408 PR tree-optimization/22029 (and 22135)
9409 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9410 a phi node before calling dump_vops.
9412 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9414 * tree-dump.h (dump_string_field): Declare.
9415 * tree-dump.c: Use it instead of dump_string.
9416 (dump_string_field): Make non-static.
9418 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9420 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9421 up the minimal CFG stuff always when optimize > 0. Call
9422 split_all_insns_noflow in PIC case if needed.
9424 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9425 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9428 * c-decl.c (c_write_global_declarations): Dump contents of
9430 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9431 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9432 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9433 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9436 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9438 * c-common.h (GCC_DIAG_STYLE): Define.
9439 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9440 version for format checking to 4.1.
9441 * c-format.c: Include toplev.h after c-common.h.
9442 (enum format_type): Add gcc_tdiag_format_type.
9443 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9444 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9445 (format_types_orig): Add gcc_tdiag.
9446 (init_dynamic_diag_info): Support gcc_tdiag formats.
9447 (handle_format_attribute): Likewise.
9448 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9449 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9450 version for format checking to 4.1.
9451 (warning0, warning, error, pedwarn, sorry): Use
9453 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9454 (finish_aliases_1): Do not use %qE.
9455 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9456 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9457 Correct format bugs.
9458 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9459 parameter to unsigned HOST_WIDE_INT.
9460 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9462 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9465 * expr.c (write_complex_part): Use adjust_address for MEM.
9466 (read_complex_part): Same.
9468 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9470 Fix PR tree-optimization/22280
9472 * tree-sra.c (generate_element_init): Remove useless loop.
9474 2005-07-02 Richard Henderson <rth@redhat.com>
9476 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9478 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9480 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9483 * fold-const.c (fold_binary): Handle the return value of
9484 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9485 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9487 2005-07-02 Jeff Law <law@redhat.com>
9489 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9490 a eliminate type conversion which feeds an equality comparison
9491 if the original type or either operand in the comparison is a
9494 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9496 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9497 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9499 * config/avr/avr.c: Do not use '`' as left quote.
9500 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9501 Remove "." from end of diagnostics. Make diagnostics start with
9504 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9505 Joseph S. Myers <joseph@codesourcery.com>
9507 * toplev.c (default_tree_printer): Handle setting location with
9509 * c-objc.common.c (c_tree_printer): Likewise.
9510 * c-format.c (gcc_diag_flag_specs): Add '+'.
9511 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9512 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9514 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9515 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9516 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9517 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9518 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9519 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9520 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9521 format arguments where %J is used without %D.
9523 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9525 * gcc.c (LINK_SSP_SPEC): Define.
9526 (link_ssp_spec): New variable.
9527 (LINK_COMMAND_SPEC): Add %(link_ssp).
9528 (static_specs): Add link_ssp_spec.
9529 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9530 * configure: Rebuilt.
9531 * config.in: Rebuilt.
9533 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9534 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9535 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9536 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9537 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9538 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9539 -0x7008(2) instead of reading __stack_chk_guard variable.
9540 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9542 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9543 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9544 if TARGET_THREAD_SSP_OFFSET is defined.
9545 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9546 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9549 2005-06-27 Richard Henderson <rth@redhat.com>
9550 * libgcc-std.ver (GCC_4.1.0): New.
9551 * libgcc.h (__stack_chk_guard): Declare.
9552 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9553 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9554 * mklibgcc.in (lib2funcs): Add them.
9556 2005-07-01 Richard Henderson <rth@redhat.com>
9558 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9559 void * before struct sigcontext *.
9560 (x86_fallback_frame_state): Likewise.
9562 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9564 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9566 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9569 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9570 we check for SSA_NAME for.
9572 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9574 Fix PR tree-optimization/22071
9576 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9578 (get_constraint_for_component_ref): Use it.
9580 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9583 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9584 print out the last new line.
9586 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9588 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9589 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9590 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9591 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9592 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9593 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9594 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9595 (enum reg_class): New member CC0_REGS.
9596 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9597 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9598 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9599 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9600 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9601 Adjust for register now described.
9603 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9606 * config/i386/i386.md (stack_protect_test_si,
9607 stack_protect_test_di): Add earlyclobber for scratch 3.
9608 * config/rs6000/rs6000.md (stack_protect_testsi,
9609 stack_protect_testdi): Add earlyclobber for scratch 3,
9610 remove earlyclobber from scratch 4.
9612 Older entries for 2005 can be found in ChangeLog-2005.